CN219257094U - Cooling block assembly and charging gun - Google Patents

Abstract

The embodiment of the utility model discloses a cooling block assembly and a charging gun, and relates to the technical field of charging equipment. The cooling block assembly comprises an insulating shell, a heat dissipation pipeline, a liquid supply pipe and a liquid return pipe, wherein the insulating shell is integrally formed and used for conducting contact heat exchange with an electrode of the charging head, the insulating shell is provided with a containing cavity, the heat dissipation pipeline is detachably arranged in the containing cavity, and the liquid supply pipe and the liquid return pipe are respectively connected to two ends of the heat dissipation pipeline. The charging gun comprises the cooling block assembly. The cooling block assembly and the charging gun can improve the ease of assembly and maintainability and reduce the processing and assembly cost on the premise of ensuring the leakage-proof performance of the cooling liquid.

Description

Cooling block assembly and charging gun

Technical Field

The utility model relates to the technical field of charging equipment, in particular to a cooling block assembly and a charging gun.

Background

At present, most of liquid cooling charging guns on the market adopt a cooling well module or a cooling block module to cool the gun head of the charging gun. The cooling well is coated with the encapsulated conductor according to the scheme of the cooling well module, cooling liquid flows through the cooling well to indirectly dissipate heat, the cooling area is large, but two ends of the cooling well are required to be sealed, so that more liquid leakage points are caused, and the liquid leakage risk is large; in the scheme of adopting the cooling block module, the cooling liquid flows through the cooling block, the cooling block is designed to be made of aluminum alloy, and indirect heat dissipation is carried out by directly contacting the aluminum alloy block with the encapsulated conductor.

Disclosure of Invention

The utility model aims to provide a cooling block assembly and a charging gun, which can improve the ease of assembly and maintainability and reduce the processing and assembly cost on the premise of ensuring the leakage-proof performance of cooling liquid.

Embodiments of the present utility model are implemented as follows:

in a first aspect, the utility model provides a cooling block assembly, which comprises an insulating housing, a heat dissipation pipeline, a liquid supply pipe and a liquid return pipe, wherein the insulating housing is integrally formed and arranged, the insulating housing is used for contact heat exchange with an electrode of a charging head, the insulating housing is provided with a containing cavity, the heat dissipation pipeline is detachably arranged in the containing cavity, and the liquid supply pipe and the liquid return pipe are respectively connected at two ends of the heat dissipation pipeline.

The cooling block assembly provided by the embodiment of the utility model has the beneficial effects that:

the insulating housing that integrated into one piece set up is used for being connected with the electrode contact of charging head, not only can utilize insulating housing to cool off the electrode, can also reduce the welding process who prevents the weeping, moreover, insulating housing, heat dissipation pipeline, liquid supply pipe and liquid return pipe's connected form is simple, has improved easy assemblability and maintainability, and has reduced processing and assembly cost.

In an alternative embodiment, the insulating housing further has an opening in communication with the receiving chamber, the heat dissipating conduit has a liquid inlet and a liquid outlet, both of which are exposed through the opening, the liquid inlet is in communication with the liquid supply tube, and the liquid outlet is in communication with the liquid return tube.

Therefore, the insulating shell and the heat dissipation pipeline are simple in structural form and convenient to assemble with the liquid supply pipe and the liquid return pipe.

In an alternative embodiment, the heat dissipation pipe is disposed in a U shape, and an outer wall of the heat dissipation pipe is abutted against an inner wall of the accommodating cavity.

Therefore, the heat dissipation pipeline has a simple structure, is stable to assemble in the accommodating cavity, has a large surface area in the accommodating cavity, and is beneficial to promoting the insulating shell to rapidly cool the electrode of the gun head.

In alternative embodiments, the heat dissipation conduit is a copper tube, an aluminum alloy tube, or a rubber tube.

The heat dissipation pipeline is a copper pipe or an aluminum alloy pipe, has good heat dissipation efficiency, and is a rubber pipe, so that the possibility of liquid leakage at the joint of the heat dissipation pipeline, the liquid supply pipe and the liquid return pipe can be reduced.

In an alternative embodiment, the cooling block assembly further comprises a heat-conducting silica gel filled in the accommodating cavity to fix the heat dissipation pipeline;

or, the cooling block assembly further comprises a first metal plate and a second metal plate which are arranged in the accommodating cavity of the insulating shell, and the heat dissipation pipeline is clamped between the first metal plate and the second metal plate.

Thus, the heat conducting silica gel or the metal plate not only can stabilize the heat dissipation pipeline, but also can improve the heat dissipation performance of the heat dissipation pipeline.

In an alternative embodiment, the cavity of the gun body comprises a first cavity and a second cavity which are communicated and are arranged at an angle along the length direction, the insulating shell is arranged in the first cavity, the liquid supply pipe and the liquid return pipe extend from the first cavity to the bottom end of the second cavity, the liquid supply pipe and the liquid return pipe are arranged in a bending mode at the joint of the first cavity and the second cavity and are buffer elastic sections, and the buffer elastic sections (47) are pipelines in a corrugated mode or a spiral mode.

Thus, the corrugated or spiral pipeline not only can play a role in buffering external force, but also can prevent loosening or pipeline tearing caused by stressed torsion of the pipeline.

In an alternative embodiment, the insulating housing is made of a ceramic material.

Thus, the insulating housing has not only insulating properties but also sufficient structural strength.

In a second aspect, the utility model provides a charging gun, which comprises a gun body, a gun head and the cooling block assembly in the previous embodiment, wherein the gun head is connected to the gun body, the cooling block assembly is arranged in a cavity of the gun body, an electrode is arranged in the cavity of the gun head, and the electrode is in contact heat exchange with an insulating shell of the cooling block assembly.

The charging gun provided by the embodiment of the utility model adopts the cooling block assembly, so that the ease of assembly and maintainability are improved and the processing and assembly cost is reduced on the premise of ensuring the leakage-proof performance of the cooling liquid.

In an alternative embodiment, the liquid supply pipe and the liquid return pipe extend to the bottom end of the gun body along the length direction of the gun body, the part of the liquid supply pipe and/or the liquid return pipe at the bending position on the gun body is a buffering elastic section, and the buffering elastic section is a pipeline in a corrugated form or a spiral form.

Thus, the bending part of the liquid supply pipe and/or the liquid return pipe is not easy to break, and the connection stability of the liquid supply pipe and/or the liquid return pipe and other parts is improved.

In an alternative embodiment, the charging gun further comprises a pipeline fixing block, the pipeline fixing block is arranged inside the gun body, and the liquid supply pipe and the liquid return pipe are fixed on the pipeline fixing block.

Thus, the pipeline fixing block can improve the installation stability of the liquid supply pipe and the liquid return pipe in the gun body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a charging gun according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an isometric view of an insulating housing and its internal components;

FIG. 4 is a front view of the insulating housing and its internal components;

fig. 5 is a cross-sectional view taken along line B-B in fig. 4.

Icon: 100-charging gun; 1-a gun body; 11-a first cavity; 12-a second chamber; 2-gun heads; 21-an electrode; 3-a pipeline fixing block; 4-a cooling block assembly; 41-an insulating housing; 411-opening; 42-heat conducting silica gel; 43-heat dissipation pipeline; 431-a liquid inlet; 432-a liquid outlet; 44-a liquid supply pipe; 45-liquid return pipe; 46-clamping hoop; 47-cushioned elastic segment.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, the present embodiment provides a charging gun 100, and the charging gun 100 includes a gun body 1, a gun head 2 and a cooling block assembly 4.

The gun head 2 is connected to the gun body 1, the cooling block assembly 4 is installed in the gun body 1, the electrode 21 is arranged in the gun head 2, and the cooling block assembly 4 is in contact connection with the electrode 21 to realize cooling of the electrode 21.

The cooling block assembly 4 comprises an insulating shell 41, heat conducting silica gel 42, a heat dissipation pipeline 43, a liquid supply pipe 44, a liquid return pipe 45 and a clamp 46. Specifically, the insulating housing 41 is used for contacting and exchanging heat with the electrode 21 of the charging head, the insulating housing 41 has a receiving cavity, the heat dissipation pipe 43 is detachably mounted in the receiving cavity, and the liquid supply pipe 44 and the liquid return pipe 45 are respectively connected at two ends of the heat dissipation pipe 43 and are fixed by the clamp 46. In this way, the cooling liquid can flow from the liquid supply pipe 44 and the liquid inlet 431 into the heat radiation pipe 43, cool the insulating case 41 and the electrode 21, and then flow back to the liquid return pipe 45 through the liquid outlet 432.

The heat-conducting silica gel 42 is filled in the accommodating cavity, so that not only the heat-dissipating pipeline 43 can be stabilized, but also the heat-dissipating performance of the heat-dissipating pipeline 43 can be improved, and of course, in other embodiments, the clamp 46 may not be provided, the cooling block assembly 4 may not include the heat-conducting silica gel 42, and the limit of the heat-dissipating pipeline 43 is realized by clamping the heat-dissipating pipeline 43 with the accommodating cavity of the insulating housing 41 or by a detachable connection manner such as a fixed connection of a fastener, and the utility model is not limited specifically. For example, the cooling block assembly further includes a first metal plate and a second metal plate provided in the accommodation chamber of the insulating housing 41, with the heat dissipation pipe 43 interposed therebetween. In this way, the metal plate not only stabilizes the heat dissipation duct 43, but also improves the heat dissipation performance of the heat dissipation duct 43 by virtue of its high heat conduction performance.

Because the position of the heat dissipation pipe 43 at the liquid inlet and outlet changes the angle during the charging process of the gun head 2, the clamp 46 may be loosened or torn due to the influence of bending force. The end of the liquid supply pipe 44 and the liquid return pipe 45 connected with the heat dissipation pipe 43 is a buffer elastic section 47, and the buffer elastic section 47 is a corrugated or spiral pipeline. Therefore, the corrugated or spiral pipeline has better buffering capacity, can be deformed by external force to eliminate the influence of the external force, and can reduce the problems of pipeline distortion at the inlet and outlet connection positions of the heat dissipation pipeline, loosening caused by the clamping of the pipeline by the clamp 46, pipeline tearing and other liquid leakage problems.

Of course, in other embodiments, any one of the liquid supply pipe 44 and the liquid return pipe 45 connected to one end of the heat dissipation pipe 43 is a corrugated or spiral pipe, which can play a role in buffering, preventing loosening and tearing to some extent.

The liquid supply pipe 44 and the liquid return pipe 45 extend to the bottom end of the gun body 1 along the length direction of the gun body 1, preferably, the cavity of the gun body 1 comprises a first cavity 11 and a second cavity 12 which are communicated and arranged at an angle along the length direction, the insulating housing 41 is arranged in the first cavity 11, the liquid supply pipe 44 and the liquid return pipe 45 extend to the bottom end of the second cavity 12 from the first cavity 11, the parts of the liquid supply pipe 44 and the liquid return pipe 45 at the joint of the first cavity 11 and the second cavity 12 are arranged in a bending mode and are buffer elastic sections 47, the buffer elastic sections 47 are corrugated or spiral pipelines, and the bending parts of the ends of the liquid supply pipe 44 and the liquid return pipe 45, which are connected with the heat dissipation pipeline 43, are buffer elastic sections 47. In this way, the portions of the liquid supply pipe 44 and the liquid return pipe 45 bent are not easily broken, and the stability of the connection between the liquid supply pipe 44 and the liquid return pipe 45 and other members is improved.

Of course, in other embodiments, the portion of either the liquid supply pipe 44 or the liquid return pipe 45 located at the bending position on the gun body 1 is a corrugated or spiral pipe, which can provide a certain degree of breakage resistance and stability improvement.

The charging gun 100 further comprises a pipe fixing block 3, the pipe fixing block 3 is arranged inside the gun body 1, and the liquid supply pipe 44 and the liquid return pipe 45 are fixed on the pipe fixing block 3. In this way, the pipe fixing block 3 can improve the mounting stability of the liquid supply pipe 44 and the liquid return pipe 45 in the gun body 1.

Referring to fig. 3 to 5, the insulating housing 41 is integrally formed, and thus, the number of steps for welding to prevent leakage can be reduced. Preferably, the insulating housing 41 is made of a ceramic material. Thus, the insulation and heat conduction performance of the insulating housing 41 can be advantageously improved while ensuring sufficient structural strength.

The insulating housing 41 further has an opening 411 communicating with the accommodating chamber, the heat dissipation pipe 43 has a liquid inlet 431 and a liquid outlet 432, the liquid inlet 431 and the liquid outlet 432 are exposed through the opening 411, the liquid inlet 431 communicates with the liquid supply pipe 44, and the liquid outlet 432 communicates with the liquid return pipe 45. Like this, insulating housing 41 and heat dissipation pipeline 43's structural style is simple, is convenient for assemble with feed pipe 44 and return liquid pipe 45, and the holding chamber that compares moreover and adopts insulating housing 41 directly holds the coolant liquid and inlays the setting mode of locating the opening 411 department that holds the chamber through setting up the pipe connection alone, and this embodiment of this application does benefit to and prevents the leakage of coolant liquid in opening 411 department.

The heat dissipation pipe 43 is disposed in a U-shape, and the outer wall of the heat dissipation pipe is abutted against the inner wall of the accommodating cavity. In this way, the heat dissipation pipe 43 has a simple structure and stable assembly in the accommodating cavity, and the heat dissipation pipe 43 has a large surface area in the accommodating cavity, which is beneficial to promoting the insulating housing 41 to rapidly cool the electrode 21 of the gun head 2.

In other embodiments, the heat dissipation duct 43 may be provided in an H-shaped, W-shaped or Z-shaped configuration, as well as having a larger heat dissipation area.

The heat dissipation pipe 43 is a metal pipe having good heat dissipation, such as a copper pipe, an aluminum alloy pipe, or the like. Thus, the heat dissipation duct 43 has good heat dissipation efficiency. The heat dissipation pipe 43 may be a flexible pipe with better heat dissipation, such as a rubber pipe, so as to reduce the possibility of liquid leakage at the joint of the heat dissipation pipe 43, the liquid supply pipe 44 and the liquid return pipe 45.

In other embodiments, the cooling block assembly 4 may further include a first metal plate and a second metal plate disposed in the accommodating cavity of the insulating housing 41, and the heat dissipation tube 43 is sandwiched between the first metal plate and the second metal plate to achieve the limiting, specifically, the first metal plate and the second metal plate may be aluminum plates, and the insulating housing may be ceramic. This arrangement can ensure the stability of the heat dissipation pipe 43 on the premise of improving heat dissipation performance.

In summary, the charging gun 100 including the cooling block assembly 4 is provided, and the cooling block assembly 4 includes an insulating housing 41, a heat dissipation pipe 43, a liquid supply pipe 44 and a liquid return pipe 45, wherein the insulating housing 41 is integrally formed, the insulating housing 41 is used for contacting with an electrode 21 of a charging head of the charging gun 100 for heat exchange, the insulating housing 41 has a receiving cavity, the heat dissipation pipe 43 is detachably mounted in the receiving cavity, and the liquid supply pipe 44 and the liquid return pipe 45 are respectively connected at two ends of the heat dissipation pipe. The insulating housing 41 arranged through integrated into one piece is used for being in contact with the electrode 21 of the charging head, so that the insulating housing 41 can be utilized for cooling the electrode 21, the welding processing procedure for preventing liquid leakage can be reduced, in addition, the connecting form of the insulating housing 41, the heat dissipation pipeline 43, the liquid supply pipe 44 and the liquid return pipe 45 is simple, the easy assembly and maintainability are improved, and the processing and assembly cost is reduced.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a cooling block assembly, its characterized in that, cooling block assembly includes insulating housing (41), heat dissipation pipeline (43), feed liquor pipe (44) and returns liquid pipe (45), wherein, insulating housing (41) integrated into one piece sets up, insulating housing (41) are used for with electrode (21) contact heat transfer of charging head, insulating housing (41) have and hold the chamber, heat dissipation pipeline (43) detachably install in hold the intracavity, feed liquor pipe (44) with return liquid pipe (45) are connected respectively the both ends of heat dissipation pipeline (43).

2. The cooling block assembly according to claim 1, wherein the insulating housing (41) further has an opening (411) communicating with the accommodation chamber, the heat dissipation pipe (43) has a liquid inlet (431) and a liquid outlet (432), both the liquid inlet (431) and the liquid outlet (432) are exposed through the opening (411), the liquid inlet (431) communicates with the liquid supply pipe (44), and the liquid outlet (432) communicates with the liquid return pipe (45).

3. The cooling block assembly according to claim 1, wherein the heat dissipation pipe (43) is provided in a U-shape, and an outer wall of the heat dissipation pipe abuts against an inner wall of the accommodating chamber.

4. The cooling block assembly according to claim 1, wherein the heat dissipation pipe (43) is a copper pipe, an aluminum alloy pipe or a rubber pipe.

5. The cooling block assembly according to claim 1, further comprising a thermally conductive silicone (42), the thermally conductive silicone (42) filling within the containment cavity to secure the heat dissipation duct (43);

or, the cooling block assembly further comprises a first metal plate and a second metal plate which are arranged in the accommodating cavity of the insulating shell (41), and the heat dissipation pipeline (43) is clamped between the first metal plate and the second metal plate.

6. The cooling block assembly according to claim 1, wherein one end of the liquid supply pipe (44) and/or the liquid return pipe (45) connected with the heat dissipation pipe (43) is a buffer elastic section (47), and the buffer elastic section (47) is a corrugated or spiral pipeline.

7. A cooling block assembly according to claim 1, wherein the insulating housing (41) is made of a ceramic material.

8. The utility model provides a rifle charges, its characterized in that, the rifle that charges includes rifle body (1), rifle head (2) and the cooling block subassembly of claim 1, rifle head (2) are connected on rifle body (1), the cooling block subassembly is installed in the cavity of rifle body (1), be provided with electrode (21) in the cavity of rifle head (2), electrode (21) with the insulating housing (41) contact heat transfer of cooling block subassembly.

9. The charging gun according to claim 8, characterized in that the cavity of the gun body (1) comprises a first cavity (11) and a second cavity (12) which are communicated and are arranged at an angle along the length direction, the insulating shell (41) is arranged in the first cavity (11), the liquid supply pipe (44) and the liquid return pipe (45) extend from the first cavity (11) to the bottom end of the second cavity (12), the parts of the liquid supply pipe (44) and the liquid return pipe (45) at the joint of the first cavity (11) and the second cavity (12) are arranged in a bending shape and are buffer elastic sections (47), and the buffer elastic sections (47) are pipelines in a corrugated form or a spiral form.

10. The charging gun according to claim 8, further comprising a pipe fixing block (3), wherein the pipe fixing block (3) is installed inside the gun body (1), and the liquid supply pipe (44) and the liquid return pipe (45) are fixed on the pipe fixing block (3).

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