CN218777423U - Liquid cooling gun with self-locking induction function - Google Patents

Abstract

The utility model discloses a take auto-lock induction function's liquid cooling rifle, include the body of a gun end of being connected with the refrigerant source and install the automobile body end on the car, the body of a gun end be equipped with at least twice with the refrigerant pipeline of refrigerant source intercommunication, the body of a gun end for the automobile body end is preventing through the activity between the discrete position that the refrigerant flows and the combined position that allows the refrigerant to flow, the automobile body end with be equipped with self-lock device between the body of a gun end, self-lock device is used for locking on the combined position the automobile body end with relative locking between the body of a gun end. The utility model provides a from leading-in circulation refrigerant of outside to battery package position be used for radiating liquid cooling rifle device.

Description

Liquid cooling gun with self-locking induction function

Technical Field

The utility model relates to a quick change equipment technical field, more specifically say, relate to a take auto-lock induction function's liquid cooling rifle.

Background

The charging efficiency is one of the bottlenecks in the development of new energy automobiles, and particularly, the new energy automobiles are popularized in some commercial fields, and the high-efficiency energy supplement is particularly emphasized; in order to meet the requirement that the energy density of a battery core is increased inevitably for longer endurance mileage, the same power battery can be charged and discharged at different multiplying powers, so that a large amount of heat can be generated in a high-voltage charging mode, the battery pack cannot be rapidly cooled by a cooling system of the vehicle, and the large amount of heat generated by quick charging is easily accumulated in a large amount, so that the energy density of the battery pack is influenced, the service life and the endurance mileage of the battery pack are reduced, and potential hidden dangers are easily caused to the safety of the battery pack if effective heat dissipation cannot be obtained for a long time.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a from leading-in circulation refrigerant of outside to battery package position be used for radiating liquid cooling rifle device.

The utility model adopts the technical proposal that: the utility model provides a take liquid cooling rifle of auto-lock response function, includes the body end of a gun end of being connected with the refrigerant source and installs the automobile body end on the car, the body end of a gun be equipped with at least two with the refrigerant pipeline of refrigerant source intercommunication, the body end of a gun for the automobile body end is in the separation position that prevents to flow through the refrigerant and the combination position that allows the refrigerant to flow between the activity, the automobile body end with be equipped with self-lock device between the body end of a gun, self-lock device be used for locking on the combination position the automobile body end with relative locking between the body end of a gun.

After the structure is adopted, the vehicle body end is communicated with a cooling pipeline on the vehicle battery pack, and the cooling medium source is communicated with the cooling pipeline to form a cooling medium circulation pipeline through the combined connection of the gun body end and the vehicle body end. One of the two corresponding refrigerant pipelines is a refrigerant input pipe, and the other one is a refrigerant output pipe. The energy exchange is carried out between the circulating refrigerant and the battery pack, the heat generated by the battery pack due to charging is taken away, and the potential safety hazard of the vehicle caused by overheating of the battery pack is eliminated.

According to an embodiment of the present invention, the gun body end includes a first fixing plate, the self-locking device includes a limiting piece and a second spring, the limiting piece is slidably mounted on the first fixing plate, the second spring is disposed between the limiting piece and the first fixing plate, a limiting hole for cooperating with a positioning pin on the gun body end is disposed on the limiting piece, and the limiting hole moves between a clamping position for preventing the positioning pin from moving axially and a disconnecting position for allowing the positioning pin to move axially relative to the positioning pin, the second spring has an elastic tendency for keeping the limiting hole at the clamping position; the setting of spacing piece is used for improving the joint strength between body of a gun end and the automobile body end, avoids the vehicle when normally charging, and the body of a gun end breaks away from the automobile body end under the exogenic action.

According to an embodiment of the present invention, the gun body end further comprises an electronic lock, and a piston end of the electronic lock can extend into the limiting hole to limit the movement of the limiting hole at the clamping position to the disconnecting position; the electronic lock is used for secondary locking of the gun body end so as to be kept in the combined position.

According to an embodiment of the utility model, the gun body end comprises a male head body and a male head valve core, a channel communicated with the refrigerant pipeline is arranged in the male head body, the head part of the channel in the male head body is a first round hole, the male head valve core is movably arranged in the channel, and the male head valve core is in sealing fit with the first round hole in the initial position; when the gun body end is at the separation position, the male valve core seals the male body to avoid the leakage of refrigerant in the channel.

According to the utility model discloses an embodiment, public head this internal passageway afterbody is the second round hole, the internal diameter of second round hole is greater than the internal diameter of first round hole, install first spring in the second round hole, first spring with public head case is connected, and makes public head case keeps at it elasticity trend on the initial position.

According to an embodiment of the present invention, the gun body end further includes a first piping connection member, the first fixing plate is provided with a mounting hole, and the tail end of the male body passes through the mounting hole to be connected with the first piping connection member by screw thread; through the setting, make public first body detachably fixed mounting on first fixed plate, improve the convenience of body of a gun end assembly.

According to the utility model discloses an embodiment, the body of a gun end still includes the body of a gun casing, public first body with first fixed plate is all installed on the body of a gun casing, just be equipped with the position of shaking hands that is used for handheld operation on the body of a gun casing.

According to an embodiment of the present invention, the vehicle body end includes a female body, a spring seat fixedly mounted in the female body, a female valve element fixedly mounted on the spring seat, a guide assembly slidably mounted in the female body, a third spring located between the guide assembly and the spring seat, a second piping connection member for connecting with the female body, a second fixing plate located between the female body and the piping connection member, and the positioning pin disposed on the second fixing plate, the guide assembly is in sealing fit with the female valve element at an initial position thereof, and the third spring has an elastic tendency of holding the guide assembly at the initial position thereof; the body of a gun end is connected with the automobile body end socket formula to on the composite position, move public first case through female first case top and remove, public first body top is moved the direction subassembly and is removed, and then realizes that the passageway between public first body and female first body link up.

According to the utility model discloses an embodiment, be equipped with the draw-in groove in the periphery of locating pin, on the joint position spacing downthehole edge with the draw-in groove cooperation, in order to prevent the axial displacement of locating pin.

According to an embodiment of the present invention, the second fixing plate is provided with a pillar for triggering a contact of an inductive switch mounted on the vehicle body end; the control circuit receives the coupling signal from the inductive switch and further controls the output of the refrigerant source.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a liquid cooling gun according to an embodiment of the present invention;

FIG. 2 is an exploded view of the body end of the liquid cooling gun according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view of the gun body end of the liquid cooling gun according to an embodiment of the present invention;

fig. 4 is an exploded view of the liquid cooling gun of the embodiment of the present invention;

FIG. 5 is a cross-sectional view of the body end of the liquid cooling gun of an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a liquid cooling gun according to an embodiment of the present invention;

fig. 7 is a partial exploded view of the gun body end according to an embodiment of the present invention.

The numbering in the figures illustrates:

1. a male body; 2. a male valve core; 3. a first spring; 4. a limiting sheet; 5. a second spring; 6. a first fixing plate; 7. an inductive switch; 8. a first piping connection member; 9. an electronic lock; 10. a refrigerant pipeline; 11. a body housing; 12. a second piping connection member; 13. a second fixing plate; 14. a column; 15. a nut; 16. a spring seat; 17. positioning pins; 18. a female head body; 19. a third spring; 20. a guide assembly; 21. a female valve element;

1a, a first round hole; 1b, a second round hole;

2a, a first sealing ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 7, in this embodiment, a liquid cooling gun with a self-locking sensing function is disclosed, which includes a gun body end connected to a coolant source and a gun body end installed on an automobile, where the gun body end is provided with at least two coolant pipelines 10 communicated with the coolant source, the gun body end is movable between a separation position preventing coolant from flowing therethrough and a combination position allowing coolant to flow relative to the gun body end, and a self-locking device is provided between the gun body end and the gun body end, and the self-locking device is used for locking the relative locking between the gun body end and the gun body end at the combination position.

Specifically, in this embodiment, a first sealing ring 2a is disposed on the sealing surface of the male valve element 2, and the first sealing ring 2a is connected with the first circular hole 1a to form a seal.

Specifically, in this embodiment, the body end is located on the surface of the vehicle body and is in communication with the cooling duct on the vehicle battery pack. The cooling pipeline covers the heat generating source on the battery pack, and when the gun body end and the vehicle body end are connected in a combined mode, the refrigerant source is communicated with the cooling pipeline to form a refrigerant circulating pipeline. The refrigerant exchanges heat with a heat generating source through the circulating pipeline to take away heat generated by charging of the battery pack.

More specifically, in order to prevent the coolant from leaking due to the separation between the body end and the body end during charging, a self-locking device is provided between the body end and the body end. When the gun body end is located at the combined position relative to the vehicle body end, the self-locking device locks the gun body end and the vehicle body end relatively, and on the premise that the self-locking device is not unlocked, the gun body end is difficult to pull to separate from the vehicle body end.

Further, as shown in fig. 2, in this embodiment, the gun body end includes a first fixing plate 6, the self-locking device includes a limiting piece 4 and a second spring 5, the limiting piece 4 is slidably mounted on the first fixing plate 6, the second spring 5 is disposed between the limiting piece 4 and the first fixing plate 6, a limiting hole used for cooperating with a positioning pin 17 on the gun body end is disposed on the limiting piece 4, the limiting hole is opposite to the positioning pin 17, and the positioning pin 17 prevents the positioning pin 17 from moving between the axial movement breaking position and the axial movement breaking position along the axial movement clamping position, and the second spring 5 has an elastic trend that the limiting hole is held on the clamping position.

Specifically, in this embodiment, the first fixing plate 6 is provided with a through hole adapted to the limiting hole, and when the gun body end is connected to the vehicle body end, the positioning pin 17 is inserted into the limiting hole through the through hole. The free end of locating pin 17 is equipped with the direction inclined plane that is used for with spacing downthehole edge butt, and the direction inclined plane sets up around the center pin circumference of locating pin 17. The limiting piece 4 is guided to move under the action of the guide inclined plane, and the second spring 5 is continuously compressed until the gun body end moves to a combined position relative to the vehicle body end. At the moment, the positioning pin 17 is clamped with the limiting hole, so that the positioning pin 17 is limited to move along the axial direction, and the separation of the positioning pin and the limiting sheet 4 is avoided.

Further, the gun body end still includes electronic lock 9, the piston end of electronic lock 9 can stretch into to spacing downthehole for spacing hole activity on the restriction joint position extremely disconnection position.

Specifically, in the present embodiment, the electronic lock 9 is fixedly mounted on the first fixing plate 6, and in another embodiment, the electronic lock 9 is fixedly mounted on the gun body housing 11.

Further, as shown in fig. 3, the gun body end includes a male body 1 and a male valve element 2, a channel communicated with the refrigerant pipeline 10 is formed in the male body 1, a head of the channel in the male body 1 is a first circular hole 1a, the male valve element 2 is movably installed in the channel, and the male valve element 2 is in sealing fit with the first circular hole 1a at an initial position.

Further, the tail of the passage in the male head body 1 is a second round hole 1b, the inner diameter of the second round hole 1b is larger than that of the first round hole 1a, a first spring 3 is installed in the second round hole 1b, the first spring 3 is connected with the male head valve element 2, and the male head valve element 2 is kept in the elastic trend of the initial position.

Further, the gun body end further comprises a first pipe connecting piece 8, a mounting hole is formed in the first fixing plate 6, and the tail end of the male head body 1 penetrates through the mounting hole to be in threaded connection with the first pipe connecting piece 8.

Specifically, in this embodiment, be equipped with two mounting holes on the first fixed plate 6, a public first body 1 is installed in every mounting hole fit, and first fixed strip cover is established in the periphery of public first body 1 to inject between public first body 1 and first piping connecting piece 8.

Further, as shown in fig. 1 and 2, the gun body end further includes a gun body shell 11, the male head body 1 and the first fixing plate 6 are both mounted on the gun body shell 11, and a hand-holding part for hand-holding operation is arranged on the gun body shell 11.

Further, as shown in fig. 5 and 6, the vehicle body end includes a female body 18, a spring seat 16 fixedly mounted in the female body 18, a female valve element 21 fixedly mounted on the spring seat 16, a guide assembly 20 slidably mounted in the female body 18, a third spring 19 located between the guide assembly 20 and the spring seat 16, a second pipe connecting piece 12 for connecting with the female body 18, a second fixing plate 13 located between the female body 18 and the pipe connecting piece, and the positioning pin 17 disposed on the second fixing plate 13, wherein the guide assembly 20 is in sealing engagement with the female valve element 21 at an initial position thereof, and the third spring 19 has an elastic tendency to keep the guide assembly 20 at the initial position thereof.

Specifically, the head of the female valve element 21 is provided with a limiting step surface, and the limiting step surface is used for positioning the guide element assembly, so that the guide element assembly can be always positioned in a specific position in the female body 18 and can keep axial movement.

More specifically, the tail of the female valve element 21 is provided with a fixing thread, after the female valve element 21, the guide assembly 20 and the third spring 19 are sequentially placed in the female body 18, the fixing thread penetrates through and extends out of the through hole on the spring seat 16, and then the nut 15 is screwed with the fixing thread to be fixed, so that the fixed installation of the female valve element 21 is completed.

Furthermore, a clamping groove is formed in the periphery of the positioning pin 17, and the inner edge of the limiting hole in the clamping position is matched with the clamping groove to prevent the positioning pin 17 from moving axially.

Further, a stand column 14 is arranged on the second fixing plate 13, and the stand column 14 is used for triggering a contact of an inductive switch 7 mounted on the end of the vehicle body; when the upright post 14 triggers the contact of the inductive switch 7, it is indicated that the gun body end is connected with the vehicle body end, that is, the gun body end is in a combined position relative to the vehicle body end, and at this time, the control circuit controls the output of the refrigerant source after receiving the coupling signal from the inductive switch 7.

In the description of the present invention, it is to 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", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a take auto-lock induction function's liquid cooling rifle which characterized in that: the automobile body end is arranged on the automobile body and is provided with at least two refrigerant pipelines communicated with the refrigerant source, the gun body end moves between a separation position for preventing the refrigerant from flowing and a combination position for allowing the refrigerant to flow relative to the automobile body end, and a self-locking device is arranged between the automobile body end and the gun body end and is used for locking the automobile body end and the gun body end in the combination position in a relative locking manner.

2. The liquid cooling gun with the self-locking induction function according to claim 1, characterized in that: the rifle body end includes first fixed plate, self-lock device is including spacing piece and second spring, spacing piece slidable mounting be in on the first fixed plate, the second spring sets up spacing piece with between the first fixed plate, be equipped with on the spacing piece be used for with the automobile body serve the spacing hole of locating pin complex, just spacing hole for the locating pin is stopping the locating pin is along axial displacement's joint position and permission the activity between the locating pin axial displacement off-position, the second spring has the order spacing hole keeps the elasticity trend in the joint position.

3. The liquid cooling gun with the self-locking induction function according to claim 2, characterized in that: the gun body end further comprises an electronic lock, and a piston end of the electronic lock can stretch into the limiting hole and is used for limiting the limiting hole in the clamping position to move to the disconnection position.

4. The liquid cooling gun with the self-locking induction function according to claim 2, characterized in that: the gun body end comprises a male head body and a male head valve core, a channel communicated with the refrigerant pipeline is formed in the male head body, the head of the channel in the male head body is a first round hole, the male head valve core is movably arranged in the channel, and the male head valve core is in sealing fit with the first round hole at the initial position of the male head valve core.

5. The liquid cooling gun with the self-locking induction function according to claim 4, characterized in that: the tail part of the passage in the male head body is a second round hole, the inner diameter of the second round hole is larger than that of the first round hole, a first spring is installed in the second round hole, and the first spring is connected with the male head valve core and enables the male head valve core to keep the elastic trend of the male head valve core on the initial position.

6. The liquid cooling gun with the self-locking induction function according to claim 4, characterized in that: the gun body end further comprises a first pipe distribution connecting piece, a mounting hole is formed in the first fixing plate, and the tail end of the male head body penetrates through the mounting hole to be in threaded connection with the first pipe distribution connecting piece.

7. The liquid cooling gun with the self-locking induction function according to claim 4, characterized in that: the body of a gun end still includes the body of a gun casing, public first body with first fixed plate all installs on the body of a gun casing, just be equipped with the position of shaking hands that is used for handheld operation on the body of a gun casing.

8. The liquid cooling gun with the self-locking induction function according to any one of claims 2 to 7, characterized in that: the automobile body end comprises a female head body, a spring seat fixedly installed in the female head body, a female head valve core fixedly installed on the spring seat, a guide assembly slidably installed in the female head body, a third spring located between the guide assembly and the spring seat, a second piping connecting piece used for being connected with the female head body, a second fixing plate located between the female head body and the piping connecting piece, and the positioning pin arranged on the second fixing plate, wherein the guide assembly is in sealing fit with the female head valve core at the initial position of the guide assembly, and the third spring has an elastic tendency of enabling the guide assembly to be kept at the initial position of the guide assembly.

9. The liquid cooling gun with the self-locking induction function according to claim 8, characterized in that: be equipped with the draw-in groove in the periphery of locating pin, on the joint position spacing downthehole edge with the draw-in groove cooperation, in order to prevent the axial displacement of locating pin.

10. The liquid cooling gun with the self-locking induction function according to claim 8, characterized in that: and the second fixing plate is provided with a stand column, and the stand column is used for triggering an induction switch contact arranged on the vehicle body end.

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