CN216232785U - Efficient damping device for electric vehicle - Google Patents
Efficient damping device for electric vehicle Download PDFInfo
- Publication number
- CN216232785U CN216232785U CN202123021820.3U CN202123021820U CN216232785U CN 216232785 U CN216232785 U CN 216232785U CN 202123021820 U CN202123021820 U CN 202123021820U CN 216232785 U CN216232785 U CN 216232785U
- Authority
- CN
- China
- Prior art keywords
- hydraulic piston
- sleeve
- electric vehicle
- damping device
- fixing plate
- 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.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000005260 corrosion Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000035939 shock Effects 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a high-efficiency damping device for an electric vehicle, which comprises an installation sleeve, wherein sliding grooves are formed in the centers of the front inner side wall and the rear inner side wall of the installation sleeve, gear bars are respectively arranged on the side walls of the two sliding grooves, a hydraulic piston is arranged at the upper end of the installation sleeve, a fixing plate is arranged on the lower end surface of the hydraulic piston sleeve, the upper end surface of the fixing plate is fixedly connected to the lower end surface of the hydraulic piston sleeve, a spring is arranged on the lower end surface of the fixing plate, the lower end of the spring is fixedly connected with a bottom plate, a supporting rod of the hydraulic piston penetrates through the fixing plate, the lower end of the supporting rod of the hydraulic piston penetrates through the center of the spring, and the lower end of the supporting rod of the hydraulic piston is fixedly connected to the upper end surface of the bottom plate. According to the utility model, the spring and the hydraulic piston are arranged in the mounting sleeve, so that the corrosion of external soil and dust to the surfaces of the spring and the hydraulic piston is reduced, and the service life of the hydraulic piston is effectively prolonged.
Description
Technical Field
The utility model relates to the field of shock absorption for electric vehicles, in particular to a high-efficiency shock absorption device for an electric vehicle.
Background
Electric vehicles, i.e. electrically driven vehicles, also known as electrically driven vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle that uses a battery as an energy source, and converts electric energy into mechanical energy through a controller, a motor and other components to move so as to control the current and change the speed. The electric vehicle is driven to run by using electric energy, tail gas is not generated, and polluted gases such as carbon monoxide, carbon oxides, hydrocarbons and the like are discharged to destroy the environment, so that the electric vehicle conforms to the energy-saving and environment-friendly trend determined by the country, greatly facilitates short-distance traffic, saves energy, reduces national economic expenditure, and is a traffic tool vigorously advocated by the country.
A prior patent (publication number: CN 212766622U) discloses a shock absorbing structure of an electric vehicle, comprising: a frame; one end of the swing arm is rotatably arranged on the frame around a rotating axis; the damping component is arranged on the frame and is abutted with the swing arm; the wheel is rotatably arranged at one end of the swing arm, which is far away from the frame, around the axis of the wheel; the damping assembly comprises a sliding rod, a first elastic piece and a nut, the sliding rod is arranged on the frame in a sliding mode along a first direction, one end of the sliding rod is abutted to the swing arm, the first elastic piece is sleeved on the sliding rod to provide pre-tightening force for the sliding rod to abut against the swing arm, the nut and one end of the sliding rod, far away from the swing arm, are in threaded connection, and can move on the sliding rod along the first direction to adjust the size of the pre-tightening force. However, the utility model discloses a still have some shortcomings in the use, this shock-absorbing structure meets the road surface condition when relatively poor, and long-term jolting leads to the bumper shock absorber to appear damaging easily, and the bumper shock absorber structure that uses at present simultaneously is complicated, and difficult dismantlement is changed, and the maintenance personal of specialty need can dismantle with the help of the instrument when the maintenance, wastes time and energy.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a high-efficiency damping device for an electric vehicle.
In order to achieve the purpose, the utility model adopts the following technical scheme: a high-efficiency damping device for an electric vehicle comprises an installation sleeve, wherein sliding grooves are formed in the center of the front inner side wall and the rear inner side wall of the installation sleeve, gear bars are arranged on the side walls of the two sliding grooves respectively, a hydraulic piston is arranged at the upper end of the installation sleeve, a fixing plate is arranged on the lower end face of the hydraulic piston sleeve, the upper end face of the fixing plate is fixedly connected to the lower end face of the hydraulic piston sleeve, a spring is arranged on the lower end face of the fixing plate, a bottom plate is fixedly connected to the lower end of the spring, a support rod of the hydraulic piston penetrates through the fixing plate, the lower end of the support rod of the hydraulic piston penetrates through the center of the spring, the lower end of the support rod of the hydraulic piston is fixedly connected to the upper end face of the bottom plate, fixing rods are fixedly connected to the centers of the front side wall and the rear side wall of the fixing plate respectively, gears are movably connected to the other ends of the two fixing rods respectively, and an upper connecting rod is arranged at the upper end of the hydraulic piston, the lower end of the upper connecting rod is in threaded connection with the upper end of the hydraulic piston through a threaded sleeve, the lower end of the mounting sleeve is provided with a connecting base, and the lower end face center of the connecting base is fixedly connected with a lower connecting rod.
As a further description of the above technical solution:
the mounting sleeve is characterized in that a hexagonal nut fixing sleeve is arranged at the upper end of the mounting sleeve, the hexagonal nut fixing sleeve is in threaded connection with the side wall, close to the upper end, of the mounting sleeve, and a rubber sleeve is arranged on the upper end face of the hexagonal nut fixing sleeve.
As a further description of the above technical solution:
the side wall of the lower end of the upper connecting rod and the side wall of the upper end of the hydraulic piston are both provided with external threads, and the directions of the external threads are opposite.
As a further description of the above technical solution:
the connecting base is in threaded connection with the lower end of the mounting sleeve, and friction grains are arranged on the side wall of the connecting base.
As a further description of the above technical solution:
and the upper end of the upper connecting rod and the lower end of the lower connecting rod are both provided with connecting sleeves.
As a further description of the above technical solution:
the two gears are respectively meshed with the gear bars on the two sides for transmission.
As a further description of the above technical solution:
and an epoxy resin anti-corrosion layer is sprayed on the surface of the mounting sleeve.
As a further description of the above technical solution:
the surface of the thread bush is provided with a plurality of fluorescent strips.
The utility model has the following beneficial effects:
compared with the existing arrangement, the spring mounting device has the advantages that the sliding grooves are formed in the centers of the front inner side wall and the rear inner side wall of the mounting sleeve, the gear strips are arranged on the side walls of the sliding grooves, the gears which are meshed with the gear strips for transmission are respectively arranged on the two sides of the fixing plate, and the two gears slide on the gear strips on the two sides when the spring is subjected to downward pressure, so that the downward pressure is buffered, the stress of the spring is reduced, and the service life of the spring is effectively prolonged.
Compared with the existing arrangement, the hydraulic piston and the spring are respectively arranged in the installation sleeve, so that the corrosion of external dust and soil to the spring and the hydraulic piston for a long time is greatly reduced.
Compared with the existing arrangement, the upper end and the lower end of the mounting sleeve are respectively connected and fixed through the hexagon nut fixing sleeve and the connecting base in a threaded manner, so that the mounting and dismounting are convenient, and the working efficiency during mounting and dismounting is improved.
Compared with the existing arrangement, the shell-adjusting threaded sleeve is arranged between the upper connecting rod and the upper end of the hydraulic piston, so that the connecting height between the upper connecting rod and the electric vehicle body can be adjusted by screwing the threaded sleeve.
Drawings
Fig. 1 is a front view of a high-efficiency damping device for an electric vehicle according to the present invention;
fig. 2 is a front sectional view of a high-efficiency damping device for an electric vehicle according to the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
fig. 4 is an isometric view of a connection base of the efficient damping device for the electric vehicle, which is provided by the utility model.
Illustration of the drawings:
1. an upper connecting rod; 2. a threaded sleeve; 3. an external thread; 4. a rubber sleeve; 5. installing a sleeve; 6. connecting a base; 7. a lower connecting rod; 8. a hexagonal nut fixing sleeve; 9. a fixing plate; 10. a spring; 11. a base plate; 12. a chute; 13. fixing the rod; 14. a gear; 15. a gear rack; 16. a hydraulic piston.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a high-efficiency damping device for an electric vehicle comprises a mounting sleeve 5, sliding grooves 12 are respectively formed in the centers of the front inner side wall and the rear inner side wall of the mounting sleeve 5, gear bars 15 are respectively arranged on the side walls of the two sliding grooves 12, a hydraulic piston 16 is arranged at the upper end of the mounting sleeve 5, a fixing plate 9 is arranged on the lower end face of the sleeve of the hydraulic piston 16, the upper end face of the fixing plate 9 is fixedly connected to the lower end face of the sleeve of the hydraulic piston 16, a spring 10 is arranged on the lower end face of the fixing plate 9, the lower end of the spring 10 is fixedly connected with a bottom plate 11, a support rod of the hydraulic piston 16 penetrates through the fixing plate 9, the lower end of the support rod penetrates through the center of the spring 10, the lower end of the support rod of the hydraulic piston 16 is fixedly connected to the upper end face of the bottom plate 11, fixing rods 13 are respectively and fixedly connected to the centers of the front side wall and the rear side wall of the fixing plate 9, and the other ends of the two fixing rods 13 are respectively and movably connected with gears 14, two gears 14 respectively with the gear rack 15 intermeshing transmission of both sides, through two gears 14 respectively sliding connection on two gear rack 15's lateral wall when spring 10 receives the holding down force, reduce the pressure that spring 10 received, thereby increase the life of spring 10, the upper end of hydraulic piston 16 is provided with connecting rod 1, 2 threaded connection of thread bush are passed through to the lower extreme of going up connecting rod 1 and hydraulic piston 16's upper end, the lower extreme of installation sleeve 5 is provided with connection base 6, connect connecting rod 7 under the lower terminal surface center department fixedly connected with of base 6.
The upper end of the mounting sleeve 5 is provided with a hexagonal nut fixing sleeve 8, the hexagonal nut fixing sleeve 8 is in threaded connection with the side wall of the mounting sleeve 5 close to the upper end, the upper end surface of the hexagonal nut fixing sleeve 8 is provided with a rubber sleeve 4, when the hydraulic piston 16 is subjected to downward pressure, the rubber sleeve 4 can scrape off dust and soil on the side wall of the hydraulic piston 16 to reduce corrosion to the surface of the hydraulic piston, the side wall of the upper connecting rod 1 close to the lower end and the side wall of the hydraulic piston 16 close to the upper end are both provided with external threads 3, the directions of the threads are opposite, the connecting base 6 is in threaded connection with the lower end of the mounting sleeve 5, the distance between the upper connecting rod 1 and the hydraulic piston 16 can be adjusted by screwing the threaded sleeve 2, the side wall of the connecting base 6 is provided with friction grains, the upper end of the upper connecting rod 1 and the lower end of the lower connecting rod 7 are both provided with connecting sleeves, and the surface of the mounting sleeve 5 is sprayed with an epoxy resin anti-corrosion layer, the surface of the thread bush 2 is provided with a plurality of fluorescent strips.
The working principle is as follows: the utility model relates to a high-efficiency damping device for an electric vehicle, which is arranged on a rear frame of the electric vehicle through a connecting sleeve at one end of an upper connecting rod 1 and one end of a lower connecting rod 7 when in use, and can adjust the distance between the upper connecting rod 1 and a hydraulic piston 16 by screwing a thread sleeve 2 when the length is not enough, so that the length of the hydraulic piston is lengthened, and the hydraulic piston is convenient to install.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides an electric motor car is with high-efficient damping device, includes installation sleeve (5), its characterized in that: the mounting sleeve is characterized in that sliding grooves (12) are formed in the centers of the front inner side wall and the rear inner side wall of the mounting sleeve (5), gear bars (15) are arranged on the side walls of the two sliding grooves (12) respectively, a hydraulic piston (16) is arranged at the upper end of the mounting sleeve (5), a fixing plate (9) is arranged on the lower end face of the sleeve of the hydraulic piston (16), the upper end face of the fixing plate (9) is fixedly connected to the lower end face of the sleeve of the hydraulic piston (16), a spring (10) is arranged on the lower end face of the fixing plate (9), the lower end of the spring (10) is fixedly connected with a bottom plate (11), a support rod of the hydraulic piston (16) penetrates through the fixing plate (9), the lower end of the support rod of the hydraulic piston (16) penetrates through the center of the spring (10), the lower end of the support rod of the hydraulic piston (16) is fixedly connected to the upper end face of the bottom plate (11), and fixing rods (13) are fixedly connected to two side walls respectively at the centers of the front and rear of the fixing plate (9), two swing joint has gear (14) on the other end of dead lever (13) respectively, the upper end of hydraulic piston (16) is provided with connecting rod (1), the lower extreme of going up connecting rod (1) passes through thread bush (2) threaded connection with the upper end of hydraulic piston (16), the lower extreme of installation sleeve (5) is provided with connection base (6), lower terminal surface center department fixedly connected with lower connecting rod (7) of connection base (6).
2. The efficient damping device for the electric vehicle according to claim 1, wherein: the upper end of installation sleeve (5) is provided with the fixed cover of hexagon nut (8), the fixed cover of hexagon nut (8) threaded connection is on installation sleeve (5) leans on the lateral wall of upper end, be provided with rubber sleeve (4) on the up end of the fixed cover of hexagon nut (8).
3. The efficient damping device for the electric vehicle according to claim 1, wherein: and the side wall of the lower end of the upper connecting rod (1) and the side wall of the upper end of the hydraulic piston (16) are both provided with external threads (3), and the directions of the threads are opposite.
4. The efficient damping device for the electric vehicle according to claim 1, wherein: the connecting base (6) is in threaded connection with the lower end of the mounting sleeve (5), and friction grains are arranged on the side wall of the connecting base (6).
5. The efficient damping device for the electric vehicle according to claim 1, wherein: the upper end of the upper connecting rod (1) and the lower end of the lower connecting rod (7) are both provided with connecting sleeves.
6. The efficient damping device for the electric vehicle according to claim 1, wherein: the two gears (14) are respectively meshed with the gear bars (15) on the two sides for transmission.
7. The efficient damping device for the electric vehicle according to claim 1, wherein: and an epoxy resin anti-corrosion layer is sprayed on the surface of the mounting sleeve (5).
8. The efficient damping device for the electric vehicle according to claim 1, wherein: the surface of the thread bush (2) is provided with a plurality of fluorescent strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123021820.3U CN216232785U (en) | 2021-12-04 | 2021-12-04 | Efficient damping device for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123021820.3U CN216232785U (en) | 2021-12-04 | 2021-12-04 | Efficient damping device for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216232785U true CN216232785U (en) | 2022-04-08 |
Family
ID=80959831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123021820.3U Expired - Fee Related CN216232785U (en) | 2021-12-04 | 2021-12-04 | Efficient damping device for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216232785U (en) |
-
2021
- 2021-12-04 CN CN202123021820.3U patent/CN216232785U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |