CN115431835A

CN115431835A - Liquid cooling connecting device with floating function, electric ship and ship power station

Info

Publication number: CN115431835A
Application number: CN202111668228.4A
Authority: CN
Inventors: 张建平; 陈亚东; 仇丹梁; 黎明
Original assignee: Aulton New Energy Automotive Technology Co Ltd
Current assignee: Aulton New Energy Automotive Technology Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-12-06
Also published as: WO2023125609A1

Abstract

The invention discloses a liquid cooling connecting device with a floating function, an electric ship and a ship battery replacement station, wherein the liquid cooling connecting device comprises a fixed base, a floating mechanism and a guide mechanism, the floating mechanism is movably arranged on the fixed base, a pipeline joint for connecting with a liquid cooling joint on a battery box is fixedly arranged on the floating mechanism, and the pipeline joint is communicated with a liquid supply device; the guide mechanism acts on the pipeline joint and is used for enabling the pipeline joint to move in the plane where the pipeline joint is located when liquid cooling connection is carried out so as to enable the pipeline joint to be aligned with the liquid cooling joint on the battery box. In the pipeline joint connection process, the guide mechanism can enable the pipeline joint to move in a plane, so that the pipeline joint and the liquid cooling joint are aligned conveniently, the pipeline joint and the liquid cooling joint are connected conveniently, the lateral deviation of the pipeline joint is avoided, the stability of the pipeline joint is improved, the pipeline joint is prevented from leaking, and the accuracy and the reliability of the pipeline joint are improved.

Description

Liquid cooling connecting device with floating function, electric ship and ship power station

Technical Field

The invention relates to the field of electric ships, in particular to a liquid cooling connecting device with a floating function, an electric ship and a ship battery replacement station.

Background

An electric ship is one of electric vehicles, and the electric ship may generate electric propulsion from a battery box, a marine generator, or the like.

In an electric ship using a battery box, the battery box of the electric ship is generally installed in a fixed type or a replaceable type, in which the fixed type battery is generally fixed to the ship and the ship is directly used as a charging target during charging. The replaceable battery box is generally fixed to the ship by means of a movable mounting. The battery box can be removed to perform replacement or charging operation on the battery box alone. And after the replaced battery box is charged, the battery box is installed on the ship again.

The replaceable battery box is usually provided with a cooling pipe, and the cooling pipe is connected with a cooling system on the electric ship or the ship battery replacement station, so that the heat balance of the battery box is realized by using the circulation of a cooling liquid.

At present, a cooling pipe on a replaceable battery box and an electric ship or a ship power station are in rigid connection. Due to various influences such as frequent replacement and ship body vibration, the floating phenomenon often occurs, the communication of the cooling pipe is unstable, the cooling pipe is possibly disconnected, and the leakage of cooling liquid is caused.

Disclosure of Invention

The invention aims to overcome the defect that a cooling pipe of a replaceable battery box in an electric ship is easy to leak in the prior art, and provides a liquid cooling connecting device with a floating function, the electric ship and a ship replacement station.

The invention solves the technical problems through the following technical scheme:

the utility model provides a liquid cooling connecting device with function floats for realize having the liquid supply device of coolant liquid and the intercommunication of the liquid cooling pipeline in the battery box, so that the coolant liquid flows into in the liquid cooling pipeline in the battery box, liquid cooling connecting device includes: the floating mechanism is movably arranged on the fixed base, a pipeline joint used for being connected with a liquid cooling joint on the battery box is fixedly arranged on the floating mechanism, and the pipeline joint is communicated with the liquid supply device; the guide mechanism acts on the pipeline joint and is used for enabling the pipeline joint to move in the plane where the pipeline joint is located when liquid cooling connection is carried out so as to enable the pipeline joint to be aligned with the liquid cooling joint on the battery box.

In this scheme, through setting up relocation mechanism for the relatively fixed base and removing, pipeline structure and relocation mechanism relatively fixed set up to the pipeline connects can follow the relocation mechanism relatively fixed base and remove, is convenient for dock with the liquid cooling pipeline, has avoided the rigid connection that the pipeline connects. In the pipeline joint connection process, the guide mechanism can enable the pipeline joint to move in a plane, so that the pipeline joint and the liquid cooling joint are aligned conveniently, the pipeline joint and the liquid cooling joint are connected conveniently, the lateral deviation of the pipeline joint is avoided, the stability of the pipeline joint is improved, the pipeline joint is prevented from leaking, and the accuracy and the reliability of the pipeline joint are improved.

Preferably, the pilot mechanism is connected between the floating mechanism and the fixed base in the horizontal direction and the vertical direction in the plane of the floating mechanism, so that the pipeline joint can move horizontally or vertically in the plane.

In this scheme, lead positive mechanism and realize the accurate counterpoint that pipeline joint and liquid cooling connect through applying the effort to floating mechanism along horizontal direction and vertical direction in the plane, and then be convenient for pipeline joint and liquid cooling connect the switch-on, improve the accuracy and the stability that the pipeline connects, avoid the pipeline joint to take place the seepage, improve the reliability that the pipeline connects.

Preferably, the floating mechanism includes a mounting plate for mounting the pipeline joint and disposed in parallel with the fixed base, a plurality of shaft rods penetrating through the mounting plate and the fixed base to fix the mounting plate and the fixed base relatively, and a plurality of floating elastic members sleeved on the shaft rods and clamped between the mounting plate and the fixed base, through holes of a predetermined size are disposed in the mounting plate at positions corresponding to the shaft rods, a limiting boss is disposed on the shaft rods at positions located on the inner side of the mounting plate, and the floating elastic members are clamped between the fixed base and the adjacent limiting boss.

In this scheme, the one end setting through the axostylus axostyle is on unable adjustment base, and the through hole of locating the mounting panel is inserted to the other end of axostylus axostyle, and the elastic component clamp that floats makes the elastic component of floating apply elasticity to the mounting panel through spacing boss between the spacing boss of axostylus axostyle and unable adjustment base, and then the elastic component that floats can make the mounting panel produce the trend of keeping away from unable adjustment base, realizes that the mounting panel floats for unable adjustment base.

Preferably, the guide mechanism includes a plurality of first elastic members disposed on upper and lower sides of the mounting plate and a plurality of second elastic members disposed on left and right sides of the mounting plate, one ends of the first elastic members and the second elastic members are connected to the mounting plate, and the other ends of the first elastic members and the second elastic members are connected to the fixing base, and the first elastic members and the second elastic members are arranged to avoid the shaft rod.

In this scheme, exert the effort to the mounting panel respectively from a plurality of directions through first elastic component and second elastic component, realize leading of mounting panel and just counterpoint function, simple structure, use reliably.

Preferably, the number of the guide mechanisms is multiple, and the guide mechanisms are symmetrically arranged on the periphery of the pipeline joint;

and/or the correspondingly arranged shaft lever and the floating elastic piece form a set of floating support components, the number of the floating support components is multiple, the floating support components are arranged around the periphery of the pipeline joint in a surrounding mode, and the floating support components are symmetrically arranged relative to the pipeline joint.

In this scheme, a plurality of leading positive mechanisms symmetry and evenly establish in the periphery that the pipeline connects, can exert the effort to the relocation mechanism in a plurality of directions, can further improve the stability and the reliability that relocation mechanism and pipeline connect.

In this scheme, it is a plurality of the supporting component that floats makes the mounting panel remove the in-process more stable, avoids pipeline joint side direction off tracking.

Preferably, a connecting rod is fixedly arranged on the mounting plate, one end of the connecting rod penetrates through the mounting plate, the other end of the connecting rod extends towards the fixing base, and the first elastic piece is connected to the connecting rod.

In this scheme, first elastic component acts on the mounting panel through the connecting rod, simple structure, is convenient for set up the position of first elastic component in a flexible way.

Preferably, the fixed base is provided with a connecting plate used for being connected with the first elastic element, and the connecting plate is adjustably arranged through a waist-shaped hole so as to adjust the deformation amount of the first elastic element.

In this scheme, adjust the deformation volume of first elastic component through waist type hole, can adapt to service environment better, ensure to lead the accuracy of positive position, avoid first elastic component to use for a long time and take place to warp.

Preferably, the connecting plate set up in unable adjustment base moves towards on the side of mounting panel and be close to the edge setting, the connecting plate is close to the one end orientation at edge the mounting panel is equipped with the extension board, unable adjustment base's terminal surface on with the position that the extension board corresponds is equipped with the cab apron, the extension board is fixed in through the retaining member cross on the cab apron so that the adjustable setting in extension board position, the retaining member including wear to establish in proper order the extension board with cross the bolt of cab apron and with bolt matched with nut.

In this scheme, wear to establish in proper order through the bolt and carry out the locking after extension board and the cab apron, reliably be fixed in unable adjustment base with the mounting panel on, prevent that the long-time use of first elastic component from leading to the position of connecting plate to take place the skew, can realize carrying out the accurate adjustment to the position of connecting plate through the regulation to the locking piece simultaneously to the realization is convenient for realize the regulation and the fixed of connecting plate to the accurate regulation of the deformation volume of first elastic component, simple structure, convenient to use.

Preferably, the outer circumferential surface of the connecting rod is provided with an accommodating groove, the first elastic piece is clamped in the accommodating groove, and the distance from the end surface of the connecting rod to the fixed base is greater than the movement amount of the mounting plate along the shaft rod.

In this scheme, the storage tank is convenient for fix first elastic component, can avoid first elastic component slippage.

Preferably, the liquid-cooled connecting device further comprises an alignment mechanism, wherein the alignment mechanism is arranged between the floating mechanism and the fixed base along the floating direction of the floating mechanism and used for enabling the pipeline joint to move in the plane where the pipeline joint is located so as to be aligned with the liquid-cooled joint on the battery box when the liquid-cooled connection is carried out.

In this scheme, in the pipeline joint connection process, counterpoint mechanism can make pipeline joint self finely tune the removal in the plane of place, further increases the position adjustment volume that the pipeline connects to be convenient for pipeline joint and liquid cooling connect accurate counterpoint, and then be convenient for pipeline joint and liquid cooling connect the switch-on, avoid pipeline joint lateral deviation, improve the stability that the pipeline connects, avoid the pipeline joint to take place the seepage, thereby improve the accuracy and the reliability that the pipeline connects.

Preferably, the diameter of the through hole is larger than the outer diameter of the shaft rod, the shaft rod is provided with a limiting blocking ring at a position outside the mounting plate, and the alignment mechanism comprises a butting ring and a pagoda spring, wherein the butting ring is arranged at one end, close to the limiting blocking ring, in the through hole and surrounds the shaft rod, and the pagoda spring is arranged between the butting ring and the limiting boss in a clamping mode.

In this scheme, the both ends of pagoda spring support the spacing boss of the butt ring of axostylus axostyle and mounting panel respectively to can order about the mounting panel and realize counterpointing for the axostylus axostyle, realize the position adjustment of pipeline joint on the mounting panel, avoid the mounting panel for the axostylus axostyle skew, and then can make the position that the pipeline connects for stable, can avoid pipeline joint side direction skew, can improve the stability that the pipeline connects, can avoid the pipeline to connect the emergence seepage, can improve the reliability that the pipeline connects.

Preferably, the pagoda spring is in a pagoda shape and has a top end face with the smallest diameter and a bottom end face with the largest diameter, the bottom end face abuts against the abutting ring, and the top end face abuts against the limiting boss.

In this scheme, the tip of pagoda shape spring sets up for unable adjustment base is fixed, and the tip of pagoda shape spring sets up for floating mechanism is fixed to when floating mechanism takes place the skew, the floating mechanism removal is followed to the tip of pagoda shape spring, thereby the deformation of perpendicular to self axis takes place for the pagoda shape spring, and then the pagoda shape spring can produce the power that resets, orders about the floating mechanism and resets, avoids floating mechanism to deflect.

An electric ship comprising a liquid-cooled connection device as described above.

When the liquid cooling joint of the liquid cooling device of the electric ship is connected with the liquid cooling pipeline in the battery box through the liquid cooling joint of the liquid cooling connecting device, the liquid cooling joint is accurately butted with the liquid cooling pipeline through moving the liquid cooling joint in the plane of the liquid cooling joint, so that the liquid cooling pipeline is communicated, the lateral deviation of the pipeline joint is avoided, the stability of the pipeline joint is improved, the leakage of the pipeline joint is avoided, and the reliability of the pipeline joint is improved.

A ship power conversion station comprises the liquid cooling connecting device.

When the liquid supply device of the ship battery changing station is connected with the liquid cooling pipeline in the battery box through the liquid cooling connector of the liquid cooling connecting device, the liquid cooling connector and the liquid cooling pipeline are accurately butted by moving the liquid cooling connector in the plane of the liquid cooling connector, so that the liquid cooling pipeline is communicated, the lateral deviation of the pipeline connector can be avoided, the stability of the pipeline connector can be improved, the pipeline connector can be prevented from leaking, and the reliability of the pipeline connector can be improved.

On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.

The positive progress effects of the invention are as follows:

according to the invention, the floating mechanism is arranged to move relative to the fixed base, and the pipeline structure and the floating mechanism are arranged relatively fixedly, so that the pipeline joint can move relative to the fixed base along with the floating mechanism, the liquid cooling pipeline is convenient to butt joint, and the rigid connection of the pipeline joint is avoided. In the pipeline joint connection process, the guide mechanism can enable the pipeline joint to move in a plane, so that the pipeline joint and the liquid cooling joint are aligned conveniently, the pipeline joint and the liquid cooling joint are connected conveniently, the lateral deviation of the pipeline joint is avoided, the stability of the pipeline joint is improved, the pipeline joint is prevented from leaking, and the accuracy and the reliability of the pipeline joint are improved.

Drawings

Fig. 1 is a schematic structural view of a liquid-cooled connecting device according to a preferred embodiment of the present invention.

Fig. 2 is a schematic side view of the liquid-cooled connecting device in fig. 1.

FIG. 3 is a longitudinal cross-sectional view of the liquid-cooled connector assembly of FIG. 1.

Fig. 4 is an enlarged view of a portion of the liquid-cooled connecting apparatus of fig. 3.

FIG. 5 is another longitudinal cross-sectional view of the fluid-cooled connector assembly of FIG. 1.

FIG. 6 is a transverse cross-sectional view of the fluid-cooled connector assembly of FIG. 1.

FIG. 7 is a schematic view of a connecting rod of the liquid-cooled connecting device of FIG. 1.

Fig. 8 is a schematic structural diagram of a mounting plate in the liquid-cooling connecting apparatus of fig. 1.

FIG. 9 is a cross-sectional structural schematic view of the mounting plate of FIG. 8.

Description of the reference numerals:

liquid cooling connection device 100

Base 200

Fixed base 11

Pipe joint 12

Floating mechanism 20

Mounting plate 21

Shaft 22

Floating elastic member 23

Through hole 24

Spacing boss 25

Retainer ring 26

Alignment mechanism 30

Abutment ring 31

Pagoda spring 32

Guide mechanism 40

First elastic member 41

Second elastic member 42

Connecting rod 43

Accommodation groove 431

Connecting plate 44

Extension plate 45

Locking member 46

Transition plate 47

Waist-shaped hole 48

Detailed Description

The present invention will be more clearly and completely described below by way of examples in conjunction with the accompanying drawings, but the present invention is not limited thereto.

As shown in fig. 1 to fig. 9, the liquid-cooled connecting device 100 with floating function of the present embodiment is movably disposed on a base 200, and is used for communicating a liquid supply device with a cooling liquid with a liquid-cooled pipeline in a battery box, so that the cooling liquid flows into the liquid-cooled pipeline in the battery box, and the liquid-cooled connecting device 100 includes: the device comprises a fixed base 11, a floating mechanism 20 and a guide mechanism 40, wherein the floating mechanism 20 is movably arranged on the fixed base 11, a pipeline joint 12 used for being connected with a liquid cooling joint on a battery box is fixedly arranged on the floating mechanism 20, and the pipeline joint 12 is communicated with a liquid supply device; the conduit connector 12 is acted upon by a centering mechanism 40. The centering mechanism 40 is used to move the conduit connector 12 in the plane in which it is located so that it is aligned with the liquid cooled connector on the battery box when the liquid cooled connection is made. Through setting up relocation mechanism 20 to 11 removals of relatively fixed base, pipeline structure and relocation mechanism 20 relatively fixed set up to pipeline joint 12 can follow relocation mechanism 20 and move relatively fixed base 11, is convenient for dock with the liquid cooling pipeline, has avoided pipeline joint 12's rigid connection. In the pipeline joint 12 connection process, lead positive mechanism 40 and can make pipeline joint 12 remove in the plane to be convenient for pipeline joint 12 and liquid cooling connect the counterpoint, and then be convenient for pipeline joint 12 and liquid cooling connect the switch-on, avoid pipeline joint 12 side direction skew, improve the stability that pipeline joint 12 took place the seepage, improve the accuracy and the reliability that pipeline joint 12 took place.

As an embodiment, the pilot mechanism 40 is connected between the floating mechanism 20 and the fixed base 11 in a horizontal direction and a vertical direction in the plane of the floating mechanism 20, so as to move the pipeline connector 12 horizontally or vertically in the plane. The guide mechanism 40 applies acting force to the floating mechanism 20 along the horizontal direction and the vertical direction in a plane to realize accurate alignment of the pipeline joint 12 and the liquid cooling joint, so that the pipeline joint 12 is conveniently communicated with the liquid cooling joint, the accuracy and the stability of the pipeline joint 12 are improved, leakage of the pipeline joint 12 is avoided, and the reliability of the pipeline joint 12 is improved. In other embodiments, the polarization mechanism 40 may be disposed in other orientations.

The floating mechanism 20 includes an installation plate 21 for installing the pipeline joint 12 and arranged in parallel with the fixed base 11, a plurality of shaft rods 22 arranged to penetrate through the installation plate 21 and the fixed base 11 so as to fix the installation plate and the fixed base relative to each other, and a plurality of floating elastic members 23 sleeved on the shaft rods 22 and clamped between the installation plate 21 and the fixed base 11, wherein through holes 24 with predetermined sizes are arranged on the installation plate 21 at positions corresponding to the shaft rods 22, limit bosses 25 are arranged on the shaft rods 22 at positions located on the inner side of the installation plate 21, and the floating elastic members 23 are clamped between the fixed base 11 and the adjacent limit bosses 25. One end of the shaft rod 22 is arranged on the fixed base 11, the other end of the shaft rod 22 is inserted into the through hole 24 of the mounting plate 21, and the floating elastic piece 23 is clamped between the limiting boss 25 of the shaft rod 22 and the fixed base 11, so that the floating elastic piece 23 can apply elastic force to the mounting plate 21 through the limiting boss 25, the floating elastic piece 23 can enable the mounting plate 21 to generate a trend of being far away from the fixed base 11, and the floating of the mounting plate 21 relative to the fixed base 11 is realized.

In this embodiment, the floating elastic member 23 may be a spring, and the spring is in a compressed state. Both ends of the shaft rod 22 may be provided with threads, one end of the shaft rod 22 passes through the fixing base 11, the other end of the shaft rod 22 passes through the through hole 24, and nuts are screwed on both ends of the shaft rod 22. The shaft 22 defines the maximum distance between the mounting plate 21 and the fixed base 11 by nuts at both ends. After the external force is transmitted to the mounting plate 21 through the pipe joint 12, the mounting plate 21 may compress the spring, thereby achieving the floating of the mounting plate 21.

In one embodiment, the diameter of the through hole 24 is larger than the outer diameter of the shaft 22, so that the interference between the side wall of the through hole and the shaft 22 can be avoided, the movement of the mounting plate 21 can be prevented from being influenced, and the mounting plate 21 can be centered with respect to the fixing base 11.

The guide mechanism 40 includes a plurality of first elastic members 41 disposed on the upper and lower sides of the mounting plate 21 and a plurality of second elastic members 42 disposed on the left and right sides of the mounting plate 21, one ends of the first elastic members 41 and the second elastic members 42 are connected to the mounting plate 21, and the other ends are connected to the fixed base 11, and the first elastic members 41 and the second elastic members 42 are disposed away from the shaft 22. The first elastic piece 41 and the second elastic piece 42 respectively apply acting force to the mounting plate 21 from multiple directions, so that the guide alignment function of the mounting plate 21 is realized, and the structure is simple and the use is reliable.

The number of the guide mechanisms 40 is multiple, and the guide mechanisms 40 are symmetrically arranged on the periphery of the pipeline joint 12; the plurality of guide mechanisms 40 are symmetrically and uniformly provided around the pipe joint 12, and can apply forces to the floating mechanism 20 in a plurality of directions, thereby further improving the stability and reliability of the floating mechanism 20 and the pipe joint 12.

Correspondingly, the axostylus axostyle 22 that sets up, unsteady elastic component 23 constitute one set of supporting component that floats, and the quantity of the supporting component that floats is a plurality of, and a plurality of supporting components that float enclose the periphery of locating pipeline joint 12, and a plurality of supporting components that float set up for pipeline joint 12 symmetry. The plurality of floating support assemblies enable the mounting plate 21 to be more stable in the moving process, and the lateral deviation of the pipeline joint 12 is avoided.

A connecting rod 43 is fixedly arranged on the mounting plate 21, one end of the connecting rod 43 penetrates through the mounting plate 21, the other end of the connecting rod 43 extends towards the fixed base 11, and the first elastic element 41 is connected to the connecting rod 43. The first elastic member 41 acts on the mounting plate 21 through the connecting rod 43, and the structure is simple, so that the position of the first elastic member 41 can be flexibly set.

The fixing base 11 is provided with a connecting plate 44 for connecting with the first elastic element 41, and the connecting plate 44 is adjustably arranged through a waist-shaped hole 48 to adjust the deformation amount of the first elastic element 41. The deformation amount of the first elastic element 41 is adjusted through the waist-shaped hole 48, so that the use environment can be better adapted, the accuracy of the guiding position is ensured, and the first elastic element 41 is prevented from deforming after long-term use.

Connecting plate 44 sets up on unable adjustment base 11 towards the side of mounting panel 21 and be close to the edge setting, and the one end that connecting plate 44 is close to the edge is equipped with extension board 45 towards mounting panel 21, and the position corresponding with extension board 45 is equipped with crosses cab apron 47 on unable adjustment base 11's the terminal surface, and extension board 45 is fixed in through retaining member 46 and crosses cab apron 47 on so that extension board 45 adjustable setting in position, and retaining member 46 is including wearing to establish extension board 45 in proper order and crossing the bolt of cab apron 47 and with bolt matched with nut. Wear to establish in proper order through the bolt and extend 45 and cross behind cab apron 47 and carry out the locking, reliably be fixed in unable adjustment base 200 with mounting panel 21 on, prevent that the long-time use of first elastic component 41 from leading to the position of connecting plate 44 to take place the skew, can realize carrying out the accurate adjustment to the position of connecting plate 44 through the regulation to retaining member 46 simultaneously, thereby realize the accurate regulation to the deformation volume of first elastic component 41, be convenient for realize the regulation and the fixing of connecting plate 44, moreover, the steam generator is simple in structure, high durability and convenient use.

As shown in fig. 7, the outer circumferential surface of the link 43 is provided with an accommodating groove 431, the first elastic member 41 is engaged with the accommodating groove 431, and the end surface of the link 43 is located at a distance from the fixed base 11 greater than the moving amount of the mounting plate 21 along the shaft 22. The receiving groove 431 is convenient for fixing the first elastic member 41, and can prevent the first elastic member 41 from slipping.

In this embodiment, the first elastic element 41 and the second elastic element 42 may be springs, and in other embodiments, the first elastic element 41 and the second elastic element 42 may be other elastic members.

The liquid-cooled connecting device 100 further comprises an alignment mechanism 30, wherein the alignment mechanism 30 is disposed between the floating mechanism 20 and the fixed base 11 along the floating direction of the floating mechanism 20, and is used for moving the pipeline connector 12 in the plane where the pipeline connector is located so as to align the pipeline connector with the liquid-cooled connector on the battery box when the liquid-cooled connection is performed. In the process of connecting the pipeline joint 12, the alignment mechanism 30 can finely adjust and move the pipeline joint 12 in the plane where the pipeline joint is located, so that the position adjustment amount of the pipeline joint 12 is further increased, the pipeline joint 12 is accurately aligned with the liquid cooling joint, the pipeline joint 12 is conveniently communicated with the liquid cooling joint, the lateral deviation of the pipeline joint 12 is avoided, the stability of the pipeline joint 12 is improved, the leakage of the pipeline joint 12 is avoided, and the accuracy and the reliability of the pipeline joint 12 are improved.

The diameter of the through hole 24 is larger than the outer diameter of the shaft rod 22, the shaft rod 22 is provided with a limit stop ring 26 at the position outside the mounting plate 21, and the alignment mechanism 30 comprises an abutting ring 31 which is arranged at one end of the through hole 24 close to the limit stop ring 26 and surrounds the shaft rod 22, and a pagoda spring 32 which is arranged between the abutting ring 31 and the limit boss 25. The both ends of pagoda spring 32 support respectively the butt ring 31 of axostylus axostyle 22 and the spacing boss 25 of mounting panel 21, thereby can order about mounting panel 21 and realize counterpointing for axostylus axostyle 22, realize the position adjustment to pipeline joint 12 on mounting panel 21, avoid mounting panel 21 for the skew of axostylus axostyle 22, and then can make the position of pipeline joint 12 for stable, can avoid pipeline joint 12 lateral deviation, can improve the stability of pipeline joint 12, can avoid pipeline joint 12 to take place the seepage, can improve the reliability of pipeline joint 12.

The pagoda spring 32 is in a pagoda shape, and has a top end face with the smallest diameter and a bottom end face with the largest diameter, wherein the bottom end face abuts against the abutting ring 31, and the top end face abuts against the limiting boss 25. The tip of pagoda shape spring is fixed the setting for unable adjustment base 11, and the tip of pagoda shape spring is fixed the setting for floating machanism 20 to when floating machanism 20 takes place the skew, the tip of pagoda shape spring is followed floating machanism 20 and is removed, thereby the deformation of perpendicular to self axis takes place for the pagoda shape spring, and then the pagoda shape spring can produce the power that resets, orders about floating machanism 20 and resets, avoids floating machanism 20 to deflect.

As one embodiment, the pagoda springs 32 may be generally referred to as having a large end and a small end. The diameter of the spring becomes progressively smaller from the large end to the small end of the spring.

The mounting plate 21 also includes a stop washer disposed in correspondence with the shaft 22. A blocking washer is provided between the blocking member and the mounting plate 21. The blocking washer can reduce the friction between the pagoda spring 32 and the mounting plate 21 and between the blocking piece and the mounting plate 21, and can improve the flexibility of the movement of the mounting plate 21.

As shown in fig. 3, the limit projection 25 is integrally formed on the shaft rod 22. The limiting boss 25 is integrally formed on the shaft rod 22, so that the structure is simple and reliable.

As shown in fig. 5, the abutment ring 31 is integrally formed in the through hole 24 of the mounting plate 21. The abutting ring 31 is integrally formed in the through hole 24 of the mounting plate 21, and is convenient to process and manufacture.

The number of the pipeline joints 12 is three, which are respectively a water inlet, a water outlet and a fire fighting port, and a plurality of shaft rods 22 of the floating mechanism 20 are uniformly arranged on the peripheral side of the pipeline joints 12. The water inlet and the water outlet can realize the circulating flow of the cooling liquid. The fire port is capable of handling sudden fire events. The plurality of shaft rods 22 are uniformly arranged on the periphery of the pipeline joint 12, so that the pipeline joint 12 can be aligned better.

In fig. 1, three pipe joints 12 are arranged in a straight line, in other embodiments, the number of pipe joints 12 may be other values, and a plurality of pipe joints 12 may be arranged in other forms.

The number of the shaft rods 22 in the floating mechanism 20 is six, and the shaft rods 22 are respectively arranged at the middle positions of the upper side and the lower side of the mounting plate 21 along the length direction and at the four end angle positions, and the alignment components are at least arranged on the shaft rods 22 at the four end angle positions and in the through holes 24. The position of the shaft 22 is more reasonable.

The embodiment also discloses an electric ship, which comprises the liquid cooling connecting device 100 with the floating function. When the liquid cooling connector of the liquid cooling connecting device 100 of the electric ship is in phase with the liquid cooling pipeline in the battery box, the liquid cooling connector 12 is moved in the plane of the liquid cooling connector to be in accurate butt joint with the liquid cooling pipeline, so that the liquid cooling pipeline is communicated, the lateral deviation of the pipeline connector 12 is avoided, the stability of the pipeline connector 12 is improved, the leakage of the pipeline connector 12 is avoided, and the reliability of the pipeline connector 12 is improved.

The embodiment also discloses a ship power conversion station which comprises the liquid cooling connecting device 100 with the floating function. When the liquid supply device of the ship battery replacement station is connected with the liquid cooling pipeline in the battery box through the liquid cooling joint of the liquid cooling connecting device 100, the liquid cooling joint 12 is accurately butted with the liquid cooling pipeline by moving the liquid cooling joint 12 in the plane, so that the liquid cooling pipeline is communicated, the lateral deviation of the pipeline joint 12 is avoided, the stability of the pipeline joint 12 is improved, the leakage of the pipeline joint 12 is avoided, and the reliability of the pipeline joint 12 is improved.

As an embodiment, the operation of the liquid-cooled connecting apparatus 100 having the floating function may be described as follows. After the battery box is in place, the liquid cooling connecting device 100 moves towards the direction of the battery box, the pipeline joint 12 is close to the liquid cooling pipeline of the battery box, after the pipeline joint 12 and the liquid cooling pipeline are clamped in place, the pipeline joint 12 of the liquid supply device is communicated with a connecting valve on the battery box, a circulation channel of the connecting valve is opened, and cooling liquid can flow between the battery box and the liquid supply device in a circulating mode.

In the process of communicating the pipeline joint 12 with the liquid cooling pipeline, if the pipeline joint 12 is not aligned with the liquid cooling pipeline, the pipeline joint 12 is mounted to the fixed base 11 through the floating mechanism 20, and under the pushing acting force generated by the initial contact of the pipeline joint 12 and the liquid cooling pipeline, the position of the pipeline joint 12 floats relative to the fixed base 11. The alignment mechanism 30 drives the axis of the pipeline joint 12 to be parallel to the axis of the shaft rod 22, that is, the axis of the pipeline joint 12 can be perpendicular to the side of the mounting plate 21, so that the pipeline joint 12 can be aligned with the liquid-cooled joint, the pipeline joint 12 can be conveniently connected with the liquid-cooled joint, the lateral deviation of the pipeline joint 12 can be avoided, the stability of the pipeline joint 12 can be improved, the leakage of the pipeline joint 12 can be avoided, and the reliability of the pipeline joint 12 can be improved.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims

1. The utility model provides a liquid cooling connecting device with function floats for the intercommunication of the liquid cooling pipeline in liquid supply device and the battery box that realizes having the coolant liquid, so that the coolant liquid flows into in the liquid cooling pipeline of battery box, its characterized in that, liquid cooling connecting device includes:

a fixed base is arranged on the base, a movable base is arranged on the fixed base,

the floating mechanism is movably arranged on the fixed base, a pipeline joint used for being connected with a liquid cooling joint on the battery box is fixedly arranged on the floating mechanism, and the pipeline joint is communicated with the liquid supply device;

and the guide mechanism is used for moving the pipeline joint in the plane where the pipeline joint is located so as to align the pipeline joint with the liquid cooling joint on the battery box when the liquid cooling connection is carried out.

2. The liquid-cooled connector apparatus of claim 1, wherein said centering mechanism is connected between said floating mechanism and said stationary base in a horizontal direction and a vertical direction in a plane of said floating mechanism to allow horizontal movement or vertical movement of said pipe joint in the plane.

3. The liquid-cooled connecting device of claim 2, wherein the floating mechanism includes a mounting plate for mounting the pipe joint and disposed parallel to the fixing base, a plurality of shaft rods disposed through the mounting plate and the fixing base to be fixed relative thereto, and a plurality of floating elastic members disposed on the shaft rods and sandwiched between the mounting plate and the fixing base, the mounting plate being provided with through holes of a predetermined size at positions corresponding to the shaft rods, the shaft rods being provided with limit bosses at positions located inside the mounting plate, the floating elastic members being sandwiched between the fixing base and the adjacent limit bosses.

4. The liquid-cooled connecting apparatus of claim 3, wherein the guiding mechanism comprises a plurality of first elastic members disposed on upper and lower sides of the mounting plate and a plurality of second elastic members disposed on left and right sides of the mounting plate, one end of each of the first and second elastic members is connected to the mounting plate and the other end thereof is connected to the fixing base, and the first and second elastic members are disposed away from the shaft.

5. The liquid-cooled connector apparatus of claim 4, wherein the number of the guiding mechanisms is plural, and the plural guiding mechanisms are symmetrically disposed around the pipe joint;

6. The liquid-cooled connecting device of claim 4, wherein a connecting rod is fixedly disposed on the mounting plate, one end of the connecting rod penetrates through the mounting plate, the other end of the connecting rod extends toward the fixing base, and the first elastic member is connected to the connecting rod.

7. The liquid-cooled connector apparatus of claim 6, wherein the mounting base has a connecting plate for connecting to the first elastic member, the connecting plate being adjustably positionable through a kidney-shaped aperture to adjust the amount of deformation of the first elastic member.

8. The liquid-cooled connecting device of claim 7, wherein the connecting plate is disposed on a side of the fixing base facing the mounting plate and near the edge, an extending plate is disposed at an end of the connecting plate near the edge facing the mounting plate, a transition plate is disposed at a position corresponding to the extending plate on an end surface of the fixing base, the extending plate is fixed to the transition plate through a locking member, so that the position of the extending plate can be adjusted, and the locking member comprises a bolt passing through the extending plate and the transition plate in sequence and a nut engaged with the bolt.

9. The liquid-cooled connecting device of claim 8, wherein the connecting rod has a receiving groove formed in an outer peripheral surface thereof, the first elastic member is engaged with the receiving groove, and an end surface of the connecting rod is spaced from the fixed base by a distance greater than an amount of movement of the mounting plate along the shaft.

10. The liquid-cooled connecting device as claimed in any one of claims 1 to 9, further comprising an aligning mechanism disposed between said floating mechanism and said fixing base along a floating direction of said floating mechanism for moving said pipe connector in a plane thereof to align it with said liquid-cooled connector on said battery box during liquid-cooled connection.

11. The liquid-cooled connecting apparatus of claim 10, wherein the through hole has a diameter larger than an outer diameter of the shaft, the shaft is provided with a limit stop ring at a position outside the mounting plate, and the alignment mechanism comprises a contact ring disposed at an end of the through hole close to the limit stop ring and surrounding the shaft, and a pagoda spring interposed between the contact ring and the limit boss.

12. The liquid-cooled connector of claim 11, wherein the pagoda spring is in the shape of a pagoda having a top end with a smallest diameter and a bottom end with a largest diameter, the bottom end abutting the abutment ring and the top end abutting the stop boss.

13. An electrically powered watercraft, characterised in that it comprises a liquid-cooled connection device according to any one of claims 1-12.

14. A marine swapping station comprising a liquid cooled connection as claimed in any one of claims 1 to 12.