CN218920738U

CN218920738U - Electrical apparatus box subassembly and have its air conditioner

Info

Publication number: CN218920738U
Application number: CN202222868889.8U
Authority: CN
Inventors: 朱华
Original assignee: GD Midea Air Conditioning Equipment Co Ltd; Guangzhou Hualing Refrigeration Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd; Guangzhou Hualing Refrigeration Equipment Co Ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-04-25
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses an electric box component and an air conditioner with the same, the electric box component comprises: the box body and waterproof cover, box body inside is limited and is used for placing the chamber that holds of electric device, and electric device is suitable for setting up in holding the intracavity, and the through-hole that holds the chamber intercommunication has been seted up at box body top, and the pencil that links to each other with electric device stretches out the box body through the through-hole. The waterproof jacket dustcoat just seals the cooperation with the pencil in the pencil, and waterproof jacket's a part extends to the surface of box body so that the through-hole is located waterproof jacket inside. Through setting up waterproof cover overcoat at the pencil and with pencil sealing fit to with the inside of through-hole protection at waterproof cover, can avoid following the water droplet of pencil flow down through the clearance infiltration box body inside of through-hole, can also block the water droplet of direct drip. The waterproof sleeve isolates external water drops from the containing cavity so as to protect electric devices in the containing cavity, ensure the working reliability and stability of the electric box assembly and ensure that the working time of the electric box assembly can reach the normal service time.

Description

Electrical apparatus box subassembly and have its air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an electric box assembly and an air conditioner with the same.

Background

The electrical box in the air conditioner is located in a humid environment, water vapor is easy to attach on the wire harness to form water drops, and the water drops enter the interior of the electrical box through wire passing holes in the electrical box, so that the defects of short circuit, burning and the like of elements in the electrical box are easy to occur, the damage of components is easy to cause, the working reliability and stability of the electrical box are affected, and the service life of the electrical box is reduced.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide an electrical box assembly, which can prevent water drops from entering the electrical box assembly, ensure the working reliability and stability of the electrical box assembly, and ensure the working time of the electrical box assembly.

Another object of the present utility model is to provide an air conditioner.

An electrical box assembly according to an embodiment of the present utility model includes: the box body is internally provided with a containing cavity for containing the electric device, the electric device is suitable for being arranged in the containing cavity, the top of the box body is provided with a through hole communicated with the containing cavity, and a wire harness connected with the electric device extends out of the box body through the through hole; waterproof cover, waterproof cover dustcoat in the pencil just with pencil sealing fit, waterproof cover's a portion extends to the surface of box body is so that the through-hole is located waterproof cover is inside.

According to the electrical box assembly provided by the embodiment of the utility model, the waterproof sleeve is sleeved on the wire harness and is in sealing fit with the wire harness, the through holes are protected in the waterproof sleeve, water drops flowing down along the wire harness can be prevented from penetrating into the box body through the gaps of the through holes, and the water drops directly dropping can be prevented. The waterproof sleeve isolates external water drops from the containing cavity so as to protect electric devices in the containing cavity, ensure the working reliability and stability of the electric box assembly and ensure that the working time of the electric box assembly can reach the normal service time.

In some embodiments, the waterproof jacket is externally sleeved on the outer surface of the box body.

In some embodiments, the inner surface of the waterproof jacket is in contact with the outer surface of the box.

In some embodiments, the waterproof jacket and the harness are interference fit to seal.

Specifically, waterproof cover is equipped with the extension, the extension encircles the through-hole extends just the extension with pencil interference fit.

In some embodiments, the outer surface of the waterproof jacket is provided with a guide surface that extends obliquely outward in a downward direction.

Specifically, waterproof cover includes first portion, second portion and transition portion, first portion with pencil sealing fit, the second portion extends to the surface of box body, transition portion connects first portion and second portion, the cross-sectional area of transition portion's peripheral wall increases in the direction from the top down gradually in order to define the guide surface.

Optionally, the waterproof jacket is formed as an elastic member.

In some embodiments, the electrical box assembly further comprises a positioning member fixed to the wire harness and located on a side of the waterproof jacket facing away from the box body to limit displacement of the waterproof jacket.

Specifically, the locating piece is a ribbon arranged on the wire harness.

The air conditioner comprises any one of the electrical box assemblies.

According to the air conditioner provided by the embodiment of the utility model, through the arrangement of the electrical box assembly, the air conditioner is good in working reliability and stability.

In some embodiments, the electrical device is a thermistor, the air conditioner further comprises a water pump, and the wire harness is connected with the water pump.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of an electrical box assembly and a water pump according to an embodiment of the present utility model;

fig. 2 is a structural exploded view of an electrical box assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an electrical box assembly and another angle of a water pump according to an embodiment of the present utility model;

FIG. 4 isbase:Sub>A cross-sectional view A-A according to the example shown in FIG. 3;

FIG. 5 is a B-B cross-sectional view according to the example shown in FIG. 3;

fig. 6 is a partial enlarged view of region D according to the example shown in fig. 5.

Reference numerals:

an electrical box assembly 100,

A box body 1,

A wire harness 2,

Waterproof jacket 3, extension 31,

Positioning piece 4, binding belt 40,

And a water pump 200.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, "plurality" means two or more.

In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

An electrical box assembly 100 according to an embodiment of the present utility model is described below with reference to fig. 1-6.

An electrical box assembly 100 according to an embodiment of the present utility model includes: the box body 1 and waterproof jacket 3, box body 1 inside is limited to be used for placing the chamber that holds of electric device, and electric device is suitable for setting up in holding the intracavity, and box body 1 plays the guard action to electric device, avoids external pollutant such as dust or water droplet etc. directly to enter into in the box body 1, causes the damage to electric device. But the electric device sets up in holding the intracavity, needs to be connected with external component through pencil 2, has seted up at box body 1 top with hold the through-hole of chamber intercommunication, and the pencil 2 that links to each other with the electric device stretches out box body 1 through the through-hole.

And the water drop is easy to permeate into the accommodating cavity through the clearance between the through hole at the top of the box body and the wire harness, even the water vapor in the environment is easy to condense on the wire harness, and the water drop flows down along the wire harness and enters into the accommodating cavity through the clearance between the through hole and the wire harness, so that the normal operation of the electric device in the accommodating cavity is threatened greatly.

The electrical box assembly 100 of the embodiment of the utility model is provided with the waterproof sleeve 3, the waterproof sleeve 3 is covered on the wire harness 2 and is in sealing fit with the wire harness 2, water drops attached to the wire harness 2 cannot directly flow into the box body 1, but are blocked by the waterproof sleeve 3, and the water drops can flow onto the waterproof sleeve 3 from the wire harness 2 and are isolated by the waterproof sleeve 3. And a part of the waterproof jacket 3 extends to the outer surface of the case 1 so that the through hole is located inside the waterproof jacket 3, and directly dropped water drops are blocked by the waterproof jacket 3. The waterproof jacket 3 protects the through hole inside and isolates water drops outside the waterproof jacket 3 from the through hole. Waterproof jacket 3 can avoid the water droplet to get into the chamber that holds through the through-hole to the protection holds the electric device in the chamber, guarantees the operational reliability and the stability of electrical apparatus box subassembly 100, guarantees that the operating duration of electrical apparatus box subassembly 100 can reach normal life.

According to the electrical box assembly 100 provided by the embodiment of the utility model, the waterproof sleeve 3 is sleeved on the wire harness 2 and is in sealing fit with the wire harness 2, and the through holes are protected in the waterproof sleeve 3, so that water drops flowing down along the wire harness 2 can be prevented from penetrating into the box body 1 through the gaps of the through holes, and direct dripping water drops can be prevented. The waterproof jacket 3 isolates external water drops from the accommodating cavity so as to protect electric devices in the accommodating cavity, ensure the working reliability and stability of the electric box assembly 100 and ensure that the working time of the electric box assembly 100 can reach the normal service time.

In some embodiments of the utility model, the waterproof jacket 3 extends to the outer surface of the case 1, and the waterproof jacket 3 is sleeved on the outer surface of the case 1, and the waterproof jacket 3 covers the case 1. Can play the guard action to box body 1, isolate box body 1 and outside, avoid external pollutant, dust or water droplet etc. to attach or enter into in box body 1, keep the cleanliness of box body 1, the inside electrical component of protection box body 1.

In some embodiments of the present utility model, the waterproof jacket 3 is sleeved on the outer surface of the case 1, and the inner surface of the waterproof jacket 3 is in contact with the outer surface of the case 1. The waterproof sleeve 3 is tightly attached to the box body 1, so that pollutants are prevented from entering a gap between the inner surface of the waterproof sleeve 3 and the outer surface of the box body 1, the cleanliness of the surface of the box body 1 is further improved, and electric devices inside the box body 1 are protected.

In some embodiments of the present utility model, the waterproof jacket 3 and the wire harness 2 are interference fit to seal. Waterproof cover 3 dustcoat is on pencil 2 to waterproof cover 3 and pencil 2 interference fit do not have the clearance between waterproof cover 3 and the pencil 2, waterproof cover 3 and pencil 2 sealing fit. The water drops flowing along the wire harness 2 cannot penetrate between the waterproof sleeve 3 and the wire harness 2, and the water drops can flow onto the waterproof sleeve 3 from the wire harness 2 and are isolated by the waterproof sleeve 3.

The waterproof sleeve 3 and the wire harness 2 are in interference fit to seal, compared with other sealing fit modes of the waterproof sleeve 3 and the wire harness 2, additional elements are not required to be additionally arranged, the installation is also convenient, the manufacturing cost is saved, the assembly difficulty can be reduced, and the production and assembly of the electrical box assembly 100 are convenient.

In other embodiments of the present utility model, a sealing ring is disposed between the waterproof jacket 3 and the wire harness 2, the outer wall of the sealing ring is tightly attached to the inner surface of the waterproof jacket 3, and the inner wall of the sealing ring is tightly attached to the outer surface of the wire harness 2, so that the waterproof jacket 3 is in sealing fit with the wire harness 2.

The above illustrates the specific embodiment in which the two waterproof jackets 3 are in sealing engagement with the wire harness 2, but it will be apparent to those skilled in the art after reading the technical solution of the present utility model that the structure in which the waterproof jackets 3 are in sealing engagement with the wire harness 2 is applied to the technical solution of the present utility model, and this is also within the scope of the present utility model.

In some embodiments of the present utility model, as shown in fig. 6, the waterproof jacket 3 is provided with an extension 31, the extension 31 extends around the through hole and the extension 31 is interference fit with the wire harness 2.

As shown in fig. 1, the waterproof jacket 3 is disposed above the case 1 to prevent water drops falling down due to gravity from falling into the accommodating chamber. The waterproof jacket 3 has an extension 31, the extension 31 extends upward, the extension 31 is disposed around the through hole, and therefore the extension 31 is annular, and the extension 31 is disposed around the wire harness 2 and is interference fit with the wire harness 2.

The extension 31 is in interference fit with the wire harness 2, that is, the extension 31 is in sealing fit with the wire harness 2, and water drops flowing along the wire harness 2 are blocked by the extension 31. The extending part 31 surrounds the through hole, the whole extending part 31 is in interference fit with the wire harness 2, and even if one section of the extending part 31 fails in sealing, the other sections of the extending part 31 still can play a role in sealing, so that the sealing effect of the waterproof sleeve 3 can be further improved.

In some embodiments of the present utility model, as shown in fig. 1 and 3, the waterproof jacket 3 is sleeved on the outer surface of the box body 1, the box body 1 comprises an upward top surface, and a through hole communicated with the accommodating cavity is formed in the top surface of the box body 1. The inner surface of the top wall of the waterproof jacket 3 is in contact with the top surface, and the top wall of the waterproof jacket 3 is provided with an extension 31 extending around the through hole. The roof laminating of waterproof cover 3 and the top surface laminating of box body 1 can be spacing to waterproof cover 3, avoids waterproof cover 3 to move to the below, promotes the stability of waterproof cover 3 and box body 1 cooperation installation.

In some embodiments of the utility model, the outer surface of the waterproof jacket 3 is provided with a guide surface which extends obliquely outwards in a downward direction. Through setting up the guide surface, water droplet that flows down from pencil 2 and other directions splash the water droplet on the waterproof cover 3 by downwardly directed, follow waterproof cover 3 and naturally flow down, avoid sewage to remain on waterproof cover 3, the life of extension waterproof cover 3.

In some embodiments of the utility model, the waterproof jacket 3 comprises a first portion in sealing engagement with the harness 2, a second portion extending to the outer surface of the case 1, and a transition portion connecting the first and second portions, the cross-sectional area of the peripheral wall of the transition portion gradually increasing in a top-to-bottom direction to define a guide surface.

In some embodiments of the present utility model, the waterproof jacket 3 has a first portion that is an extension 31 extending upward around the through hole, and the first portion is interference fit with the wire harness 2 to seal. The second part of the waterproof sleeve 3 is sleeved outside the outer surface of the box body 1 to protect the box body 1. A transition portion is connected between the first portion and the second portion, the transition portion being disposed obliquely downward. The water drops flowing down from the wire harness 2 firstly pass through the first part, are blocked by the first part and then flow to the transition part along the first part, and then flow down from the waterproof sleeve 3 under the guidance of the transition part, so that the sewage is prevented from being remained on the waterproof sleeve 3. The second part is positioned below the transition part, and the second part protects the box body 1, so that water drops are prevented from flowing onto the box body 1, and the box body 1 is protected.

The cross section area of the peripheral wall of the transition part is gradually increased from top to bottom, so that the guiding effect on water drops can be improved, the water drops smoothly flow in the transition part, and the water drops are prevented from being remained in the transition part.

In some examples of the utility model, the waterproof jacket 3 is formed as an elastic member. The waterproof sleeve 3 can generate elastic deformation so as to facilitate the installation and the cooperation of the waterproof sleeve 3, the box body 1 and the wire harness 2, and the installation is convenient.

In some embodiments of the utility model, the waterproof jacket 3 is a rubber member.

In other embodiments of the utility model, the waterproof jacket 3 is a heat shrink. When the waterproof sleeve 3 is assembled on the wire harness 2 and the box body 1, firstly, the waterproof sleeve 3 is covered on the box body 1 and the wire harness 2, then the waterproof sleeve 3 is heated to enable the waterproof sleeve 3 to shrink, after the waterproof sleeve 3 is deformed by heat shrinkage, the waterproof sleeve 3 and the wire harness 2 are in interference fit with each other, the inner surface of the waterproof sleeve 3 is in contact with the outer surface of the box body 1, finally, the heat shrinkage piece is cooled and shaped, and the waterproof sleeve 3 can be assembled on the wire harness 2 and the box body 1.

In some examples of the utility model, the electrical box assembly 100 further comprises: and a positioning member 4, the positioning member 4 being fixed to the wire harness 2 and being located on a side of the waterproof jacket 3 facing away from the case 1 to restrict displacement of the waterproof jacket 3. The locating piece 4 can fix and limit the waterproof sleeve 3, prevent the waterproof sleeve 3 from moving towards the direction away from the box body 1, and avoid the waterproof sleeve 3 to move to expose the through hole in the environment.

As shown in fig. 1, the waterproof cover 3 is disposed above the case 1, the positioning member 4 is disposed on the wire harness 2 above the waterproof cover 3, and the positioning member 4 can restrict the waterproof cover 3 from moving upward.

In some embodiments of the present utility model, the positioning member 4 is a tie 40 provided to the wire harness 2. As shown in fig. 3 and 4, the band 40 is fixed to the harness 2 and attached to the upper end surface of the extension 31 at the upper side thereof, so as to prevent the waterproof jacket 3 from moving upward.

An air conditioner according to an embodiment of the present utility model includes the electrical box assembly 100 of any one of the above.

According to the air conditioner of the embodiment of the utility model, by arranging the electrical box assembly 100, the working stability of the air conditioner is high.

In some embodiments, the electrical device is a thermistor, the thermistor is disposed in the box 1, the air conditioner further includes a water pump 200, and the wire harness 2 is connected to the water pump 200. The thermistor is used for absorbing pulse current.

The water pump 200 comprises a motor and a pump body, and the motor drives the pump body to apply work to water, so as to pump or circulate water. The wire harness 2 is connected to the water pump 200, and transmits electric power to the water pump 200 to operate the motor. The thermistor is provided on the wire harness 2 to improve the surge voltage and to improve the operation stability of the water pump 200. The box body 1 is covered outside the thermistor and plays a role in protecting the thermistor. Waterproof cover 3 dustcoat in pencil 2 and with pencil 2 sealing fit to waterproof cover 3 overcoat is in the surface of box body 1, prevents that the water droplet from following pencil 2 through inside clearance infiltration box body 1, protects the thermistor in the box body 1.

In some embodiments of the utility model, the air conditioner is a radiant air conditioner. The water pump 200 is a shielding pump, and a thermistor is electrically connected with the water pump 200 through a wire harness 2 and is used for absorbing pulse current.

Because the working environment of the water pump 200 is moist, the moisture in the air is more, so that the thermistor is simply arranged in the accommodating cavity and can not completely prevent water drops, the water vapor in the air is easy to condense on the wire harness 2, and forms water drops on the wire harness 2 to flow down in a stranding manner, and then enters the accommodating cavity through the gap between the through hole and the wire harness 2, so that a great threat is generated to the normal work of the thermistor. Through setting up waterproof cover 3 and pencil 2 sealing fit and with the inside of through-hole protection at waterproof cover 3, can avoid flowing down the water droplet from pencil 2 through the clearance infiltration box body 1 inside of through-hole, can also block the water droplet of direct drip to the protection holds the thermistor in the intracavity, guarantees thermistor's operational reliability and stability.

Other constructions of air conditioners according to embodiments of the present utility model, such as water pumps and thermistors, and the like, and operation thereof, are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An electrical box assembly, comprising:

the box body is internally provided with a containing cavity for containing the electric device, the electric device is suitable for being arranged in the containing cavity, the top of the box body is provided with a through hole communicated with the containing cavity, and a wire harness connected with the electric device extends out of the box body through the through hole;

waterproof cover, waterproof cover dustcoat in the pencil just with pencil sealing fit, waterproof cover's a portion extends to the surface of box body is so that the through-hole is located waterproof cover is inside.

2. The electrical box assembly of claim 1, wherein the waterproof sleeve is externally sleeved on the outer surface of the box body.

3. The electrical box assembly of claim 2, wherein an inner surface of the waterproof sleeve is in contact with an outer surface of the box body.

4. The electrical box assembly of claim 1, wherein the waterproof sleeve and the wiring harness are interference fit to seal.

5. The electrical box assembly of claim 4, wherein the waterproof sleeve is provided with an extension that extends around the through hole and that is interference fit with the wiring harness.

6. The electrical box assembly of claim 1, wherein the outer surface of the waterproof sleeve is provided with a guide surface that extends obliquely outwardly in a downward direction.

7. The electrical box assembly of claim 6, wherein the waterproof sleeve includes a first portion that is in sealing engagement with the harness, a second portion that extends to an outer surface of the box body, and a transition portion that connects the first and second portions, the cross-sectional area of the peripheral wall of the transition portion increasing in a top-to-bottom direction to define the guide surface.

8. The electrical box assembly of claim 1, wherein the waterproof sleeve is formed as an elastic member.

9. The electrical box assembly of any one of claims 1-8, further comprising a positioning member secured to the harness and located on a side of the waterproof jacket facing away from the box body to limit displacement of the waterproof jacket.

10. The electrical box assembly of claim 9, wherein the positioning member is a tie strap provided on the wire harness.

11. An air conditioner comprising the electrical box assembly according to any one of claims 1 to 10.

12. The air conditioner of claim 11, wherein the electrical device is a thermistor, the air conditioner further comprising a water pump, the wire harness being connected to the water pump.