CN208767671U - Water proof radiating top cover and low-voltage cabinet - Google Patents

Abstract

The utility model is suitable for low-voltage cabinet technical field, a kind of water proof radiating top cover and low-voltage cabinet are provided, which includes the cover board with air hole, the water blocking frame for stopping the water on cover board to enter in the air hole and cover in the heat dissipating housing on water blocking frame.Compared with prior art, the utility model by being provided with the water blocking frame for surrounding air hole on the cover board, so as to stop the water on cover board to enter in air hole；By being covered with heat dissipating housing on water blocking frame, heat dissipating housing can keep off the water resistance above air hole, can realize effective waterproof by water blocking frame and heat dissipating housing；By being arranged and being formed the first heat dissipation channel for heat dissipating housing and water blocking frame space, the lower end of heat dissipating housing and cover board interval are arranged and are formed the second heat dissipation channel, the hot gas being discharged from air hole can be discharged through the first heat dissipation channel and the second heat dissipation channel.Therefore, waterproof and heat sinking function are had both using the low-voltage cabinet of the water proof radiating top cover, and worked well.

Description

Water proof radiating top cover and low-voltage cabinet

Technical field

The utility model belongs to low-voltage cabinet technical field, is to be related to a kind of water proof radiating top cover and make more specifically With the low-voltage cabinet of the water proof radiating top cover.

Background technique

Equipment of the low-voltage cabinet as transmission of electricity, distribution and electric energy conversion, in power plant, petroleum, chemical industry, metallurgy, weaving, high level Leading position is occupied in the industries such as building.

Low-voltage cabinet is arranged on outdoor or interior according to the difference of use environment, is set to outdoor low-voltage cabinet and needs together When have waterproof and heat sinking function, good heat dissipation performance should be had by being set to indoor low-voltage cabinet.However, current low-voltage cabinet The mostly sealing structure that is wrapped to form of frame-generic splice material, though having good waterproof performance, heat dissipation effect is poor；Or Multiple heat release holes are opened up on the frame of low-voltage cabinet, though heat dissipation performance can be improved, waterproof performance is often poor.Therefore low-voltage cabinet Waterproof and heat dissipation performance cannot be taken into account.

Utility model content

The purpose of this utility model is to provide a kind of water proof radiating top cover and low-voltage cabinets, to solve to deposit in the prior art Low-voltage cabinet waterproof and heat sinking function cannot combine the problem of.

In order to achieve the above purposes, the technical solution adopted by the utility model is:

On the one hand, a kind of water proof radiating top cover is provided, including cover board, is opened on the cover board and for the saturating of exhaust Stomata extends along the side of the periphery of the air hole towards the cover board and is used to stop the water on the cover board ventilative into this Water blocking frame in hole and the heat dissipating housing on the water blocking frame is covered in, the top of the heat dissipating housing and the water blocking frame space Setting, the side of the heat dissipating housing and the water blocking frame space are arranged, and the heat dissipating housing is supported on the cover board, described to dissipate The lower end and the cover board interval of heat cover are arranged.

Further, the side of the heat dissipating housing offers several heat release holes for exhaust.

Further, the water proof radiating top cover further includes for stopping described in the water entrance flowed into from the heat release hole Water fender in water blocking frame, the water fender is set between heat release hole side corresponding with the water blocking frame, described Water fender and the heat release hole interval are arranged.

Further, the water proof radiating top cover further includes the grounding screw for ground protection, the grounding screw On the water fender.

Further, the upper end of the water fender is extended with connecting plate, and the connecting plate is fixedly linked with the heat dissipating housing.

Further, the connecting plate includes first segment on the heat dissipating housing inner wall and in the one of the first segment The second segment extended towards the direction far from the heat release hole is held, the second segment is connected with the water fender.

Further, the first segment, the second segment and the water fender are integrally formed.

Further, the water blocking frame is surrounded by several water blocking side plates.

Further, the water proof radiating top cover further includes the ventilating board for covering the air hole, the ventilation Several gas vents being connected to respectively with the air hole are offered on plate, the ventilating board is set on the cover board.

On the other hand, a kind of low-voltage cabinet is provided, including above-mentioned water proof radiating top cover.

The beneficial effect of water proof radiating top cover and low-voltage cabinet provided by the utility model is: compared with prior art, The utility model is saturating so as to stop the water on cover board to enter by being provided with the water blocking frame for surrounding air hole on the cover board In stomata；By being covered with heat dissipating housing on water blocking frame, heat dissipating housing can keep off the water resistance above air hole, pass through water blocking frame Effective waterproof can be realized with heat dissipating housing；It, will by being arranged and being formed the first heat dissipation channel for heat dissipating housing and water blocking frame space The lower end and cover board interval of heat dissipating housing are arranged and are formed the second heat dissipation channel, and the hot gas being discharged from air hole can be logical through the first heat dissipation Road and the discharge of the second heat dissipation channel.Therefore, waterproof and heat sinking function are had both using the low-voltage cabinet of the water proof radiating top cover, and imitated Fruit is good.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of water proof radiating top cover provided by the embodiment of the utility model；

Fig. 2 is the perspective view of the explosion of water proof radiating top cover provided by the embodiment of the utility model；

Fig. 3 is the cross-sectional view in the direction A-A in Fig. 1；

Fig. 4 is the enlarged diagram in Fig. 3 at B；

Fig. 5 is the main view of water fender provided by the embodiment of the utility model and connecting plate；

Fig. 6 is the structural schematic diagram of water blocking side plate provided by the embodiment of the utility model；

Fig. 7 is the main view of water blocking side plate provided by the embodiment of the utility model；

Fig. 8 is the structural schematic diagram of heat dissipating housing provided by the embodiment of the utility model.

Wherein, each appended drawing reference in figure:

1- cover board；10- air hole；

2- ventilating board；20- gas vent；

3- water blocking frame；31- water blocking side plate；311- first is cut；312- second is cut；313- third is cut；The 4th section of 314-； 315- first through hole；

4- heat dissipating housing；40- heat release hole；41- sky shade；410- aperture；The second through-hole of 42-；

5- water fender；51- first segment；52- second segment；53- connecting plate；

6- grounding screw；7- bolt；8- nut；The first heat dissipation channel of C-；The second heat dissipation channel of D-；The heat dissipation of E- third is logical Road.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", The orientation of the instructions such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" or Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, Rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, because This should not be understood as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

The direction of arrow meaning is the flow direction of gas in Fig. 3.

Also referring to Fig. 1 to Fig. 8, now water proof radiating top cover provided by the embodiment of the utility model is illustrated. The water proof radiating top cover includes the cover board 1 with air hole 10, extends along the side of the periphery of air hole 10 towards cover board 1 and be used in combination In the water blocking frame 3 for stopping the water on cover board 1 to enter in the air hole 10 and the heat dissipating housing 4 being located on water blocking frame 3.It is optional Ground, water blocking frame 3 can weld on cover board 1, and water blocking frame 3 has certain height, therefore can be by the water on 10 periphery of air hole Stop.Heat dissipating housing 4 is chosen as square structure, and the bottom surface of heat dissipating housing 4 is open end, and heat dissipating housing 4 covers on water blocking frame 3, and is dissipated The top and side of heat cover 4 are spaced with water blocking frame 3 respectively to be arranged, and it is logical that the first heat dissipation is formed between heat dissipating housing 4 and water blocking frame 3 Road C, for the gas discharge being discharged from air hole 10；It is also interval setting, heat dissipating housing 4 between the lower end and cover board 1 of heat dissipating housing 4 The second heat dissipation channel D is formed between cover board 1, the gas in the first heat dissipation channel C can be drained into outside.

Water blocking frame 3 can be connect with heat dissipating housing 4 by bolt 7 and nut 8, and it is logical that several first are offered on water blocking frame 3 Hole 315, corresponding on heat dissipating housing 4 to offer several second through-holes 42, one end of bolt 7 passes through first through hole 315 and passes through nut 8 Fixed, the other end passes through corresponding second through-hole 42 and is fixed by nut 8.This structure is, it can be achieved that water blocking frame 3 and heat dissipating housing 4 Connection, convenient for the dismounting of heat dissipating housing 4.

Alternatively, heat dissipating housing 4 is supported and fixed on cover board 1 by connecting rod (attached drawing is not shown), heat dissipating housing 4 and cover board 1 it Between for interval setting, and formed the second heat dissipation channel D.

Water proof radiating top cover provided by the utility model, compared with prior art, the utility model passes through on cover board 1 It is provided with the water blocking frame 3 for surrounding air hole 10, so as to stop the water on cover board 1 to enter in air hole 10；By keeping off Heat dissipating housing 4 is covered on water frame 3, heat dissipating housing 4 can keep off the water resistance of 10 top of air hole, pass through water blocking frame 3 and heat dissipating housing 4 Effective waterproof can be achieved；By being arranged heat dissipating housing 4 and the interval of water blocking frame 3 and forming the first heat dissipation channel C, by heat dissipating housing 4 lower end and the interval of cover board 1 are arranged and are formed the second heat dissipation channel D, and the hot gas being discharged from air hole 10 can be logical through the first heat dissipation Road C and the second heat dissipation channel D discharge.Therefore, waterproof and heat sinking function are had both using the low-voltage cabinet of the water proof radiating top cover, and It works well.

Further, one kind also referring to Fig. 8, as water proof radiating top cover provided by the embodiment of the utility model Specific embodiment, the side of heat dissipating housing 4 offer several heat release holes 40 for being discharged for hot gas, and correspondence is set on heat dissipating housing 4 Have for covering each heat release hole 40 with the sky shade 41 of water blocking, is offered on each sky shade 41 for for being discharged from heat release hole 40 The aperture 410 of hot gas discharge, each aperture 410 are connected to corresponding heat release hole 40.Specifically, sky shade 41 has accommodating cavity, can incite somebody to action Heat release hole 40 covers, and the aperture 410 being arranged towards cover board 1 is offered on sky shade 41, and aperture 410 passes through accommodating cavity and heat release hole 40 connections.This structure, by the way that how dry heat release hole 40 is arranged on heat dissipating housing 4, the hot gas being discharged from air hole 10 can not only pass through First heat dissipation channel C and the second heat dissipation channel D drain into outside, outside can also be drained by heat release hole 40, to improve heat dissipation Effect；Corresponding heat release hole 40 is blocked by sky shade 41, extraneous water droplet is can effectively avoid by heat release hole 40 and flows into heat dissipation It in cover 4, and then flows into inside low-voltage cabinet, certain waterproof action can be played.

Further, referring to Figure 2 together and Fig. 7, as water proof radiating top cover provided by the embodiment of the utility model A kind of specific embodiment, the water proof radiating top cover further include for stop from heat release hole 40 flow into water enter water blocking frame Water fender 5 in frame 3, the water fender 5 are set between the side corresponding with water blocking frame 3 of heat release hole 40, water fender 5 and heat release hole 40 interval settings.This structure, water fender 5 can stop the water flowed into from heat release hole 40 to enter in water blocking frame 3, and then by ventilative Hole 10 flows into inside equipment, and then waterproof performance can be improved.

Further, referring to Figure 2 together and Fig. 3, as water proof radiating top cover provided by the embodiment of the utility model A kind of specific embodiment, which further includes the grounding screw 6 for ground protection, the grounding screw 6 On water fender 5.Specifically, grounding screw 6 is welded on water fender 5.This structure, by the way that grounding screw 6 is arranged, peripheral hardware Low-voltage cabinet is when encountering the bad weathers such as thunderstorm, and when lightning hits low-voltage cabinet, grounding screw 6 can rapidly be transmitted high-tension current To greatly, to protect to the components inside low-voltage cabinet, the usage safety performance of low-voltage cabinet is improved.In other embodiments In, grounding screw 6 also can be set at other positions, not limit uniquely herein.

Further, referring to Figure 2 together and Fig. 7, as water proof radiating top cover provided by the embodiment of the utility model A kind of specific embodiment, the upper end of water fender 5 is extended with connecting plate 53, which is fixedly linked with heat dissipating housing 4.

Specifically, which includes the first segment 51 on 4 inner wall of heat dissipating housing and one end court in first segment 51 The second segment 52 that direction far from heat release hole 40 extends, water fender 5 are connected with second segment 52.

Optionally, on the solderable inner sidewall for being connected to heat dissipating housing 4 of first segment 51, water fender 5 is in phase with corresponding heat release hole 40 Interval is arranged, the spacing between water fender 5 and corresponding heat release hole 40 can form third heat dissipation channel E.This structure is dissipated from first The hot gas of passage of heat C discharge can branch, a part of hot gas be discharged through the second heat dissipation channel D, and another part hot gas is scattered by third Passage of heat E is simultaneously discharged through heat release hole 40；Water fender 5 and 40 face of heat release hole are arranged, and can effectively keep out heat release hole 40, can avoid The water flowed into from heat release hole 40 is directly entered in the chamber that water blocking frame 3 is encircled into, and then is flowed into inside low-voltage cabinet, to low-voltage cabinet It impacts；By the way that inclined second segment 52 is arranged, the water droplet on 4 inner sidewall of heat dissipating housing is adhered to along first segment 51 and second Section 52 can drop on cover board 1, can also play certain drainage.

Optionally, first segment 51, second segment 52 and water fender 5 are integrally formed.Specifically, first segment 51, second segment 52 With water fender 5 respectively by bending.This structure, integrally formed water fender 5 has stronger stiffness, and produces and processes It is high-efficient.In other embodiments, it can also be connected otherwise between first segment 51, second segment 52 and water fender 5, such as Welding, riveting, bonding etc., do not limit uniquely herein.

Further, referring to Figure 2 together and Fig. 7, as water proof radiating top cover provided by the embodiment of the utility model A kind of specific embodiment, water blocking frame 3 surrounds by several water blocking side plates 31.Specifically, each water blocking side plate 31 includes First section 311, in first section 311 of both ends and be respectively perpendicular to first section 311 towards water fender 5 extend second section 312 with Third cuts 313 and in second section 312 outwardly extending 4th section 314, the 4th section 314 and second far from first section 311 one end 312 are cut to be obliquely installed.Specifically, third section 313 is solderable is connected on cover board 1, and first section 311 of each water blocking side plate 31 is welded as one Body, and it is encircled into the chamber with upper end opening, water blocking frame 3 protrudes into the heat dissipating housing 4 by the open end of 4 bottom surface of heat dissipating housing In, it is interval setting between cover board 1 and the inner sidewall of heat dissipating housing 4.Extend towards the direction close to cover board 1 for 4th section 314, and the Two section 312 of length is greater than the length that third cuts 313.This structure, cutting 313 by first section 311 and third can be by water blocking frame 3 Chamber separated with the external world, avoid extraneous water from entering in chamber, and then enter inside low-voltage cabinet by air hole 10；4th section 314 and water fender 5 are interval setting, the water droplet of 4 inner sidewall of heat dissipating housing can the 4th section of 314 discharge tilted, and then can be improved The waterproof performance of low-voltage cabinet.

Optionally, first section 311, second section 312, third section 313 and the 4th section 314 are integrally formed.Specifically, first Cut 311, second section 312, third cut 313 and the 4th section 314 respectively by bending.This structure, integrally formed water blocking side Plate 31 has stronger stiffness, and produces and processes high-efficient.In other embodiments, first section 311, second section 312, third Cutting can also connect between 313 and the 4th section 314 otherwise, such as welding, riveting, bonding, not limit uniquely herein It is fixed.

Further, one kind also referring to Fig. 1, as water proof radiating top cover provided by the embodiment of the utility model Specific embodiment, the water proof radiating top cover further include the ventilating board 2 for covering air hole 10, are offered on ventilating board 2 Several gas vents 20 being connected to respectively with air hole 10, ventilating board 2 is set on institute's cover board 1, and ventilating board 2 is located at water blocking frame 3 In the region being encircled into.Ventilating board 2 is arranged by being arranged on air hole 10 in this structure, can effectively keep out from 4 inside of heat dissipating housing The water droplet dripped on wall improves waterproof performance；By the way that gas vent 20 is arranged, for hot gas discharge.

The pore diameter range of each gas vent 20 is 1mm-5mm.Specifically, the aperture of each gas vent 20 is preferably 1mm.This knot Structure can effectively improve waterproof effect and heat dissipation effect by the way that multiple gas vents 20 are arranged.In other embodiments, each gas vent 20 pore size can also be adjusted according to actual needs, not limited uniquely herein.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. water proof radiating top cover, it is characterised in that: including cover board, be opened on the cover board and for exhaust air hole, Extend along the side of the periphery of the air hole towards the cover board and is used to stop the water on the cover board to enter in the air hole Water blocking frame and cover in the heat dissipating housing on the water blocking frame, the top of the heat dissipating housing is set with the water blocking frame space It sets, the side of the heat dissipating housing and the water blocking frame space are arranged, and the heat dissipating housing is supported on the cover board, the heat dissipation The lower end of cover and the cover board interval are arranged.

2. water proof radiating top cover as described in claim 1, it is characterised in that: the side of the heat dissipating housing offers several use In the heat release hole of exhaust.

3. water proof radiating top cover as claimed in claim 2, it is characterised in that: the water proof radiating top cover further includes being used for Stop from the water that the heat release hole flows into enter the water blocking frame in water fender, the water fender be set to the heat release hole and Between the corresponding side of the water blocking frame, the water fender and the heat release hole interval are arranged.

4. water proof radiating top cover as claimed in claim 3, it is characterised in that: the water proof radiating top cover further includes being used for The grounding screw of ground protection, the grounding screw are set on the water fender.

5. water proof radiating top cover as claimed in claim 3, it is characterised in that: the upper end of the water fender is extended with connection Plate, the connecting plate are fixedly linked with the heat dissipating housing.

6. water proof radiating top cover as claimed in claim 5, it is characterised in that: the connecting plate includes being set to the heat dissipating housing First segment on inner wall and the second segment extended in one end of the first segment towards the direction far from the heat release hole, described second Section is connected with the water fender.

7. water proof radiating top cover as claimed in claim 6, it is characterised in that: the first segment, the second segment and described Water fender is integrally formed.

8. water proof radiating top cover as described in claim 1, it is characterised in that: the water blocking frame is closed by several water blocking side plates It encloses.

9. such as the described in any item water proof radiating top covers of claim 1-8, it is characterised in that: the water proof radiating top cover is also Including the ventilating board for covering the air hole, several rows being connected to respectively with the air hole are offered on the ventilating board Stomata, the ventilating board are set on the cover board.

10. low-voltage cabinet, it is characterised in that: including the described in any item water proof radiating top covers of such as claim 1-9.