CN214093508U - Battery exhaust pipe sealing device for new energy automobile - Google Patents
Battery exhaust pipe sealing device for new energy automobile Download PDFInfo
- Publication number
- CN214093508U CN214093508U CN202022783753.8U CN202022783753U CN214093508U CN 214093508 U CN214093508 U CN 214093508U CN 202022783753 U CN202022783753 U CN 202022783753U CN 214093508 U CN214093508 U CN 214093508U
- Authority
- CN
- China
- Prior art keywords
- new energy
- sealing device
- stud
- energy automobile
- battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a battery blast pipe sealing device for new energy automobile, it includes: a fitting comprising a fitting body; the stud comprises a stud body, one end of the stud body is sleeved on the joint body, and the other end of the stud body is connected with the metal plate; and the sealing assembly comprises at least one first sealing element and at least one second sealing element, wherein the first sealing element is arranged between the joint body and the stud body in a pressing mode, and the second sealing element is arranged between the stud body and the metal plate in a pressing mode. This battery blast pipe sealing device adopts the mode that sets up a plurality of sealing element in order to improve the leakproofness between joint and the double-screw bolt, in addition, holds the subassembly through the lock and has effectively improved the connection steadiness between joint and the double-screw bolt, in addition, has not only improved the joint strength between double-screw bolt and the panel beating through setting up the pretension portion, makes this battery blast pipe sealing device's suitability higher moreover.
Description
Technical Field
The utility model relates to a blast pipe sealing device technical field especially relates to a battery blast pipe sealing device for new energy automobile.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure.
At present, new energy automobiles comprise a plurality of types such as pure electric automobiles, oil-electricity hybrid electric automobiles, fuel cell electric automobiles, hydrogen energy power automobiles and the like; among them, a new energy vehicle having a number of 48V batteries is most widely used, and the batteries are used as a main power device of the new energy vehicle, and thermal management of the batteries is an important link for maintaining the performance of the batteries, and for example, when thermal runaway occurs, high-temperature and high-pressure gas needs to be led out of the vehicle by using a conduit.
In order to effectively discharge high-temperature and high-pressure gas generated during the operation of a motor, a battery exhaust pipe is generally used for connecting a metal plate and a battery outlet, however, the existing battery exhaust pipe and the metal plate are sealed and fixed only by a compression sealing gasket, and are easy to loosen in the working process of an automobile, so that the sealing performance is influenced; on the other hand, in the automobile assembly process, the sheet metal position of the underbody is sometimes low, and if the existing sealing device is used, a plurality of processes are required for assembly, so that the labor and time costs are undoubtedly increased, and the economical efficiency is poor; in addition, some battery vent-pipes and panel beating adopt rubber seal, adopt such mode can't ensure whether the assembly is in place.
Therefore, a battery vent pipe sealing device capable of solving the above problems is desired.
SUMMERY OF THE UTILITY MODEL
The present application is proposed to solve the above-mentioned technical problems. The embodiment of the application provides a battery blast pipe sealing device for new energy automobile, its mode that adopts to set up a plurality of sealing element has effectively improved the leakproofness between joint and the double-screw bolt, in addition, the subassembly is held through the lock and the connection steadiness between joint and the double-screw bolt has effectively been improved, in addition, not only make the connection between double-screw bolt and the panel beating more firm through setting up the pretension portion, but also can realize matcing the panel beating of multiple different thickness, make this battery blast pipe sealing device have higher suitability.
According to an embodiment of the present application, there is provided a battery vent-pipe sealing device for a new energy automobile, including:
a fitting comprising a fitting body;
the stud comprises a stud body, one end of the stud body is sleeved on the joint body, and the other end of the stud body is connected with the metal plate; and
the sealing assembly comprises at least one first sealing element and at least one second sealing element, wherein the first sealing element is arranged between the joint body and the stud body in a pressing mode, and the second sealing element is arranged between the stud body and the metal plate in a pressing mode.
In the above embodiment, the end of the joint body is provided with at least one first anti-rotation rib in an outward protruding manner, the inner wall of the stud body is provided with at least one second anti-rotation rib in a protruding manner, and when one end of the joint body is inserted into the stud body, the first anti-rotation rib and the second anti-rotation rib are matched with each other to limit the circumferential relative rotation stroke between the joint body and the stud body.
In the above embodiment, the battery vent pipe sealing device further includes: the assembly is held to the lock, the assembly is held to the lock includes locking spring and snap ring, wherein, the locking spring cover is located the surface of joint body and with the double-screw bolt body is connected, the snap ring with locking spring looks joint is in order to with the joint body with double-screw bolt body lock is held the snap ring with between the locking spring.
In the above embodiment, the lock spring is provided with a first clamping groove, the joint body is provided with a second clamping groove corresponding to the first clamping groove, the snap ring includes a snap ring main body and a buckle, and when the buckle is snapped in the first clamping groove, the snap ring main body is partially snapped in the second clamping groove to limit axial relative movement between the joint body and the lock spring.
In the above embodiment, one end of the stud body connected to the metal plate is convexly provided with a pre-tightening part, and the pre-tightening part is matched with the metal plate hole on the metal plate.
In the above embodiment, the pre-tightening portion is provided with a rotating groove which is inclined from the bottom end and extends upwards, so that the pre-tightening portion can be rotatably clamped in the sheet metal hole.
In the above embodiment, one end of the pre-tightening part facing the metal plate is provided with a chamfer.
In the above embodiment, the first sealing element is a sealing ring made of EPDM material.
In the above embodiment, the second sealing element is a double-layer triangular ring-shaped sealing gasket, and the second sealing element is made of PVC material.
In the above embodiment, the second sealing element is integrally formed at one end of the stud body.
Further objects and advantages of the invention will be fully apparent from the ensuing description.
These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description.
Drawings
The above and other objects, features and advantages of the present application will become more apparent by describing in more detail embodiments of the present application with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. In the drawings, like reference numbers generally represent like parts or steps.
Fig. 1 illustrates an overall structural schematic diagram of a battery exhaust pipe sealing device for a new energy automobile according to an embodiment of the present invention.
Fig. 2 illustrates a schematic cross-sectional view of a battery exhaust pipe sealing device for a new energy automobile according to an embodiment of the present invention.
Fig. 3 illustrates an assembly state diagram of the joint and the locking assembly of the battery exhaust pipe sealing device for the new energy automobile according to the embodiment of the present invention.
Fig. 4 illustrates a schematic structural diagram of a stud of a battery exhaust pipe sealing device for a new energy automobile according to an embodiment of the present invention.
Detailed Description
The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.
Based on above-mentioned problem, this application provides a battery blast pipe sealing device for new energy automobile, and fig. 1 illustrates the overall structure schematic diagram that is used for battery blast pipe sealing device for new energy automobile according to the utility model discloses an embodiment. As shown in fig. 1, the battery exhaust pipe sealing device comprises a joint 1 and a stud 2, wherein the joint 1 comprises a joint body 10, one end of the joint body 10 is connected with a battery outlet pipeline, the stud 2 comprises a stud body 20, one end of the stud body 20 is sleeved with the other end of the joint body 10, and the other end of the stud body 20 is connected with a metal plate (not shown in the figure), so that high-temperature and high-pressure gas generated in the operation of a battery is timely discharged, and the temperature balance of the battery is ensured.
Preferably, in view of the small space of the vehicle body, in order to make the structure of the battery exhaust pipe sealing device more compact, in the embodiment of the present application, the connector 1 is implemented as a right-angle connector, that is, one end of the connector body 10 connected to the battery outlet pipeline is perpendicular to one end connected to the stud body 20; more preferably, the joint body 10 has a bamboo joint protrusion at one end connected to the battery outlet pipeline, so as to enhance the pulling-out force between the battery outlet pipeline and the joint body, that is, effectively improve the connection strength between the battery outlet pipeline and the joint body.
Specifically, as shown in fig. 2, a schematic cross-sectional view of a battery vent pipe sealing device for a new energy automobile according to an embodiment of the present invention is illustrated. Wherein, the battery exhaust pipe sealing device further includes a sealing assembly 3, the sealing assembly 3 includes at least a first sealing element 31 and a second sealing element 32, the first sealing element 31 is disposed at one end of the joint body 10, so that when the joint body 10 is sleeved in the stud body 20, the first sealing element 31 is pressed between the joint body 10 and the stud body 20, that is, the first sealing element 31 seals a gap between the joint body 10 and the stud body 20, in this application, the first sealing element 31 is implemented as two sealing rings made of EPDM material axially sleeved on the joint body 10 in sequence, in this way, the sealing performance between the joint body 10 and the stud body 20 is further improved, and of course, the number of the sealing rings is only an example in this application, and not as a limitation of the invention.
The second sealing element 32 is pressed between the threaded body 20 and the metal plate, in the embodiment of the present application, the second sealing element 32 is implemented as a sealing gasket made of PVC material, and the sealing performance between the threaded body 20 and the metal plate is improved by the sealing gasket, preferably, the second sealing element 32 is a double-layer triangular ring structure, that is, the second sealing element 32 is convexly provided with two triangular rings which are concentrically arranged, and the design is adopted, so that the stud body 20 and the metal plate are sealed in a line contact manner when the stud body and the metal plate are in interference fit, and the sealing gasket is in a compacted sealing state only by the compression amount of the sealing gasket being greater than the requirement of the flatness of the metal plate, and in addition, if the first layer of triangular rings is not compacted, the second layer of triangular rings can also play a role in structural redundancy, the sealing performance between the stud body 20 and the sheet metal is further enhanced.
Further, the tip that connects body 10 outwards is equipped with a plurality of first anti-rotation muscle 11 protrudingly, the protruding muscle 21 of preventing rotating of a plurality of seconds that is equipped with of double-screw bolt body 20 inner wall is worked as the one end of connecting body 10 is inserted when the double-screw bolt body 20 is interior, the first anti-rotation muscle 21 that prevents inserts between the two adjacent second anti-rotation muscle 22, through such cooperation mode, in order to restrict connect the body 10 with the relative rotatory stroke of circumference between the double-screw bolt body 20, in addition, the other end that connects the body 10 links to each other with the pipeline, thereby utilizes the fixed of pipeline to prevent double-screw bolt body 20 drops, has improved connect the body 10 with joint strength between the double-screw bolt body 20.
Further, as shown in fig. 1, 2 and 3, the battery exhaust pipe sealing device further includes a locking component 4, the locking component 4 includes a locking spring 41 and a snap ring 42, wherein the locking spring 41 is sleeved on the outer surface of the connector body 10 and clamps the stud body 20 in the locking spring 41, a first engaging groove 410 is formed on the locking spring 41, the snap ring 42 includes a snap ring main body 421 and a buckle 422, when the locking spring 41 is sleeved on the outer surface of the connector body 10, the first engaging groove 410 corresponds to a second engaging groove 100 formed on the outer surface of the connector body 10, then the snap ring 42 is inserted into the locking spring 41 to smoothly lock the buckle 422 into the first engaging groove 410, and at this time, the snap ring main body 421 is partially clamped into the second engaging groove 100, by such a matching manner, not only the locking spring 41 and the buckle 42 are firmly fastened to each other, the joint body 10 is also locked between the lock spring 41 and the catch 42 to restrict the degree of freedom in the axial direction thereof, while further strengthening the connection strength between the joint body 10 and the stud body 20. It should be understood that the locking spring 41 and the snap ring 42 can rotate around the axial direction of the second locking groove 100, so that the freedom degree during assembly is larger, and the assembly is easier.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the stud body 20 is connected one end of the sheet metal is convexly provided with a pre-tightening part 21, the pre-tightening part 21 is matched with the sheet metal hole on the sheet metal, a rotating groove 211 which is inclined from the bottom end and extends upwards is formed in the pre-tightening part 21, so that the pre-tightening part 21 can be rotationally clamped into the sheet metal, the assembly is more convenient and easier, the assembly efficiency is greatly improved, meanwhile, the connection strength between the stud body 20 and the sheet metal is effectively improved through the assembly in a rotating mode, preferably, the screwing plane of the rotating groove 211 is a slope, can be matched with the sheet metals with various thicknesses of 0.9 mm-1.2 mm, and has extremely high adaptability. Furthermore, the pre-tightening part 21 is provided with a chamfer 212 towards one end of the metal plate, so that the pre-tightening part 21 can be inserted into the metal plate hole, and the stud body 20 can be conveniently connected with the metal plate.
It will be appreciated by persons skilled in the art that the embodiments of the invention shown in the foregoing description are given by way of example only and are not limiting of the invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.
Claims (10)
1. A battery blast pipe sealing device for new energy automobile, characterized by comprising:
a fitting comprising a fitting body;
the stud comprises a stud body, one end of the stud body is sleeved on the joint body, and the other end of the stud body is connected with the metal plate; and
the sealing assembly comprises at least one first sealing element and at least one second sealing element, wherein the first sealing element is arranged between the joint body and the stud body in a pressing mode, and the second sealing element is arranged between the stud body and the metal plate in a pressing mode.
2. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 1, wherein at least one first anti-rotation rib is convexly provided at an end of the joint body, at least one second anti-rotation rib is convexly provided at an inner wall of the stud body, and when one end of the joint body is inserted into the stud body, the first anti-rotation rib and the second anti-rotation rib cooperate with each other to limit circumferential relative rotation between the joint body and the stud body.
3. The battery vent-pipe sealing device for the new energy automobile according to claim 2, characterized by further comprising:
the assembly is held to the lock, the assembly is held to the lock includes locking spring and snap ring, wherein, the locking spring cover is located the surface of joint body and with the double-screw bolt body is connected, the snap ring with locking spring looks joint is in order to with the joint body with double-screw bolt body lock is held the snap ring with between the locking spring.
4. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 3, wherein a first clamping groove is formed in the lock spring, a second clamping groove corresponding to the first clamping groove is formed in the connector body, the snap ring includes a snap ring main body and a snap, and when the snap ring is snapped into the first clamping groove, the snap ring main body is partially snapped into the second clamping groove to limit axial relative movement between the connector body and the lock spring.
5. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 1, wherein a pre-tightening portion is convexly arranged at one end of the stud body connected with the sheet metal, and the pre-tightening portion is matched with a sheet metal hole in the sheet metal.
6. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 5, wherein a rotating groove which is inclined from a bottom end and extends upwards is formed in the pre-tightening part, so that the pre-tightening part can be rotatably clamped into the sheet metal hole.
7. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 6, wherein one end of the pre-tightening portion facing the metal plate is chamfered.
8. The battery vent-pipe sealing device for the new energy automobile as claimed in claim 1, wherein the first sealing member is a sealing ring made of EPDM material.
9. The battery exhaust pipe sealing device for the new energy automobile as claimed in claim 1, wherein the second sealing element is a double-layer triangular ring-shaped gasket, and the second sealing element is made of a PVC material.
10. The battery vent-pipe sealing device for the new energy automobile as claimed in claim 9, wherein the second sealing element is integrally formed at one end of the stud body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022783753.8U CN214093508U (en) | 2020-11-26 | 2020-11-26 | Battery exhaust pipe sealing device for new energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022783753.8U CN214093508U (en) | 2020-11-26 | 2020-11-26 | Battery exhaust pipe sealing device for new energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214093508U true CN214093508U (en) | 2021-08-31 |
Family
ID=77452903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022783753.8U Active CN214093508U (en) | 2020-11-26 | 2020-11-26 | Battery exhaust pipe sealing device for new energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214093508U (en) |
-
2020
- 2020-11-26 CN CN202022783753.8U patent/CN214093508U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1215579C (en) | Coin-shaped battery | |
| US7401404B2 (en) | Retainer gasket construction | |
| CN214093508U (en) | Battery exhaust pipe sealing device for new energy automobile | |
| CN112117588A (en) | Sealing ring and connector | |
| CN1171331C (en) | Cylindrical battery and method for mfg. the same | |
| CN115693006A (en) | Battery end cover, battery and consumer | |
| CN210101251U (en) | Waterproof sealing fixing device for automobile air conditioner | |
| CN219827698U (en) | Assembly sealing structure and new energy automobile | |
| CN217036190U (en) | Cylinder penetrating connector | |
| CN219696585U (en) | Seal assembly for battery and vehicle | |
| CN216867854U (en) | Joint assembly | |
| CN212626272U (en) | Waterproof button structure and rifle that charges | |
| CN219843067U (en) | Battery pack and vehicle with same | |
| CN220798802U (en) | Motor controller assembly, motor and vehicle | |
| CN215268983U (en) | Wire pressing cover of air conditioner and air conditioner | |
| CN217485644U (en) | Battery groove cover structure matched with automobile battery controller and battery | |
| CN215907963U (en) | Automobile engine valve chamber cover | |
| CN211231998U (en) | Joint device for power battery production | |
| CN220575785U (en) | Solid rocket engine assembly tool | |
| CN220488280U (en) | Assembly sealing structure and new energy automobile | |
| CN213454870U (en) | Arc surface contact conductive element of combined holder for submerged arc furnace | |
| CN218624578U (en) | Universal pressing plate for air inlet and outlet of compressor, compressor assembly and vehicle | |
| CN220272918U (en) | Vehicle charging seat and vehicle | |
| CN218953650U (en) | High leakproofness car water pump casing | |
| CN212583849U (en) | Mounting structure of air inlet preheater of automobile engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |