CN209557569U - A kind of hydraulic shock-absorption mechanism for electric vehicle - Google Patents
A kind of hydraulic shock-absorption mechanism for electric vehicle Download PDFInfo
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- CN209557569U CN209557569U CN201920207291.XU CN201920207291U CN209557569U CN 209557569 U CN209557569 U CN 209557569U CN 201920207291 U CN201920207291 U CN 201920207291U CN 209557569 U CN209557569 U CN 209557569U
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Abstract
The utility model discloses a kind of hydraulic shock-absorption mechanisms for electric vehicle, including first shell, piston rod, high pressure inner tube and second shell, heat dissipating layer is evenly arranged on the inner sidewall of the high pressure inner tube, and wearing layer is evenly arranged on the outside of heat dissipating layer, the internal slide of the high pressure inner tube has piston, and the top of piston is equipped with regulating valve, the top of the regulating valve is welded with piston rod, the top of the high pressure internal tube is provided with sealant, top on the outside of the piston rod is wound with pre-compressed spring, the side of high pressure inner tube bottom end is welded with the first nut.Piston generates the " lost motion " of vacuum when the utility model effectively can avoid damping from compressing by being equipped with air bag, gas-guide tube and air valve, by being filled with high pressure gas in air bag, it is equivalent to and improves the air pressure of hydraulic cavities, piston generates the " lost motion " of vacuum when effectively damping can be avoided to compress, and also just improves the effect of damping.
Description
Technical field
The utility model relates to electric accessory motor technical field, specially a kind of hydraulic shock-absorption mechanism for electric vehicle.
Background technique
Electric vehicle is the transport facility of modernization, and pattern is many with type, and use occasion is different, to guarantee it
Good service performance, in structure, it must be provided with hydraulic shock-absorption mechanism, and hydraulic shock-absorption mechanism is the one of electronic suspension
A important component, electric vehicle hydraulic shock-absorption mechanism are mainly used to inhibit concussion when rebounding after spring shock-absorbing and from road surfaces
Impact, when by uneven road surface, although shock-absorbing spring can filter the vibration on road surface, spring itself also has reciprocal fortune
It is dynamic, and hydraulic shock-absorption mechanism is for inhibiting this spring to jump, but the existing hydraulic shock-absorption machine for electric vehicle
There are many problems or defects for structure.
First, be traditionally used for electric vehicle hydraulic shock-absorption mechanism cannot effective waterproof and dustproof, hydraulic shock-absorption mechanism
It can be stained with dust using surface for a long time, not only cleanliness is not high, and dust falls into the inside of mechanism, also will affect it and uses effect
Fruit.
Second, being traditionally used for the hydraulic shock-absorption mechanism of electric vehicle when effectively damping cannot be avoided to compress, piston produces
The " lost motion " of raw vacuum, when damping Fast Compression, underpiston space is likely to generate vacuum, damping spring back again when
It waits, it is exactly undamped for generating in that a trip of vacuum, affects the effect of damping, this region is known as " lost motion ".
Third, the hydraulic shock-absorption mechanism for being traditionally used for electric vehicle are inconvenient to be fixed on electronic suspension, and installation is very
It is inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic shock-absorption mechanisms for electric vehicle, to solve above-mentioned background skill
Itd is proposed in art cannot effective waterproof and dustproof, piston generates the " empty of vacuum when effectively damping cannot be avoided to compress
Journey ", it has not been convenient to the problem being fixed on electronic suspension.
To achieve the above object, the utility model provides the following technical solutions: a kind of hydraulic shock-absorption machine for electric vehicle
Structure, including first shell, piston rod, high pressure inner tube and second shell are evenly arranged on the inner sidewall of the high pressure inner tube scattered
Thermosphere, and wearing layer is evenly arranged on the outside of heat dissipating layer, the internal slide of the high pressure inner tube has piston, and the top of piston
End is equipped with regulating valve, and the top of the regulating valve is welded with piston rod, and the top of the high pressure internal tube is provided with sealing
Layer, the top on the outside of the piston rod is wound with pre-compressed spring, and the side of high pressure inner tube bottom end is welded with the first nut, institute
The bottom end for stating high pressure inner tube side is equipped with air bag, and the bottom end of air bag is equipped with gas-guide tube, and the gas-guide tube is far from air bag
One end extend to the bottom end of high pressure internal tube, the side of the gas-guide tube is equipped with air valve, high pressure inner tube bottom end
The other side is welded with the second nut, and is fixed with fixing screws between the second nut and the first nut.
Preferably, it is welded with second shell on the outside of the high pressure inner tube, and is evenly arranged on the inside of second shell
Sliding slot, the top sliding inside the second shell has first shell, and the outside of first shell is uniformly equipped with and sliding slot phase
The sliding block mutually cooperated, the sliding block and sliding slot constitute slide construction.
Preferably, copper oxide corrosion-resistant coating is evenly arranged on the inner sidewall of the high pressure inner tube.
Preferably, the high pressure inner tube and second shell constitute welding integrated structure.
Preferably, the bottom end of the high pressure internal tube is equipped with returning spring, the returning spring and high pressure inner tube structure
At stretching structure.
Preferably, the sliding block equally arranges.
Compared with prior art, the utility model has the beneficial effects that this is used for the hydraulic shock-absorption mechanism structure of electric vehicle
Rationally, it has the advantage that
1, effectively waterproof and dustproof, first shell are realized by being equipped with sliding block, sliding slot, first shell and second shell
Relative movement is realized by the slide construction that sliding block and sliding slot are constituted with second shell, it can be right always with the movement of piston
Hydraulic shock-absorption mechanism is protected, and the entrance of steam and dust is stopped.
2, piston generates vacuum when effectively damping can be avoided to compress by being equipped with air bag, gas-guide tube and air valve
" lost motion " be equivalent to by being filled with high pressure gas in air bag and improve the air pressure of hydraulic cavities, can effectively avoid damping
Piston generates the " lost motion " of vacuum when compression, also just improves the effect of damping.
3, realize that this hydraulic shock-absorption mechanism is conveniently fixed in by being equipped with the first nut, the second nut and fixing screws
Electronic suspension is placed between the first nut and the second nut by the function on electronic suspension, by being screwed into fixing screws
First nut and the second nut realize the function that mechanism is fixed.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for the utility model；
Fig. 2 is the positive structure diagram of the utility model；
Fig. 3 is the overlooking structure diagram of the utility model；
Fig. 4 is the high pressure inner tube overlooking structure diagram of the utility model.
In figure: 1, first shell；2, pre-compressed spring；3, sealant；4, piston rod；5, regulating valve；6, high pressure inner tube；7, it returns
Multiple spring；8, second shell；9, the first nut；10, air valve；11, gas-guide tube；12, air bag；13, piston；14, sliding slot；15, sliding
Block；16, fixing screws；17, the second nut；18, heat dissipating layer；19, wearing layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of hydraulic shock-absorption mechanism for electric vehicle,
Including first shell 1, piston rod 4, high pressure inner tube 6 and second shell 8, heat dissipation is evenly arranged on the inner sidewall of high pressure inner tube 6
Layer 18 is evenly arranged with copper oxide corrosion-resistant coating on the inner sidewall of high pressure inner tube 6, avoids corroding, prolong the service life, and radiates
The outside of layer 18 is evenly arranged with wearing layer 19, and the bottom end inside high pressure inner tube 6 is equipped with returning spring 7, returning spring 7 and height
It presses inner tube 6 to constitute stretching structure, is convenient for return action, the internal slide of high pressure inner tube 6 has a piston 13, and piston 13
Top is equipped with regulating valve 5, and the top of regulating valve 5 is welded with piston rod 4, and the top inside high pressure inner tube 6 is provided with sealant
3, the top in the outside of piston rod 4 is wound with pre-compressed spring 2, and the side of 6 bottom end of high pressure inner tube is welded with the first nut 9, in high pressure
The bottom end of 6 side of pipe is equipped with air bag 12, and the bottom end of air bag 12 is equipped with gas-guide tube 11, and gas-guide tube 11 is far from air bag 12
One end extends to the bottom end inside high pressure inner tube 6, and the side of gas-guide tube 11 is equipped with air valve 10,6 bottom end of high pressure inner tube it is another
Side is welded with the second nut 17, and is fixed with fixing screws 16 between the second nut 17 and the first nut 9, high pressure inner tube 6
Outside is welded with second shell 8, and high pressure inner tube 6 and second shell 8 constitute welding integrated structure, so that present apparatus mechanism is more steady
Gu and the inside of second shell 8 is evenly arranged with sliding slot 14, the sliding of top inside second shell 8 has first shell 1, and
The outside of first shell 1 is uniformly equipped with equally to be arranged with the mutually matched sliding block 15 of sliding slot 14, sliding block 15, convenient for the
Waterproof is carried out at the top of two shells 8, sliding block 15 and sliding slot 14 constitute slide construction, be convenient for dustproof and waterproof.
Working principle: in use, when electric vehicle is by high vibration, piston rod 4 is by high vibration band piston 13
Drive pre-compressed spring 2 to carry out precompressed effect in the internal slide of high pressure inner tube 6, when piston rod 4 moves down, pre-compressed spring 2 into
Row deformation, which generates elastic force, can reduce partial vibration, and during piston 13 moves up and down, the pressure difference inside high pressure inner tube 6 is compeled
So that damping oil liquid is generated damping force by the damping hole in regulating valve 5 and its regulating valve 5, plays the role of damping, and reply
Spring 7 will also generate elastic force in pressurized process and piston 13 helped to reset, and the hydraulic oil inside high pressure inner tube 6 cannot press
Contracting, piston rod 4 is pressed into behind 6 inside of high pressure inner tube with piston 13 makes the cavity volume of high pressure inner tube 6 little by little become smaller, thus
Inside high pressure inner tube 6 generate high pressure be easy to cause hydraulic oil high pressure inner tube 6 inside to reveal, in order to avoid hydraulic oil reveal and
In compression, 13 lower end of piston generates the " lost motion " of vacuum, can not only have been shunk by air bag 12 and alleviate volume variation, but also oil gas
Separation avoids damping oil from generating aeration damping effect, and first shell 1 and second shell 8 are protected mechanism, prevented
Dust and steam access mechanism inner cavity, prolong its service life.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of hydraulic shock-absorption mechanism for electric vehicle, including first shell (1), piston rod (4), high pressure inner tube (6) and
Two shells (8), it is characterised in that: be evenly arranged with heat dissipating layer (18) on the inner sidewall of the high pressure inner tube (6), and heat dissipating layer
(18) it is evenly arranged on the outside of wearing layer (19), the internal slide of the high pressure inner tube (6) has piston (13), and piston
(13) top is equipped with regulating valve (5), and the top of the regulating valve (5) is welded with piston rod (4), the high pressure inner tube (6)
Internal top is provided with sealant (3), and the top on the outside of the piston rod (4) is wound with pre-compressed spring (2), in the high pressure
The side of pipe (6) bottom end is welded with the first nut (9), and the bottom end of high pressure inner tube (6) side is equipped with air bag (12), and
The bottom end of air bag (12) is equipped with gas-guide tube (11), and the gas-guide tube (11) extends to high pressure inner tube far from the one end of air bag (12)
(6) internal bottom end, the side of the gas-guide tube (11) are equipped with air valve (10), the other side of high pressure inner tube (6) bottom end
It is welded with the second nut (17), and is fixed with fixing screws (16) between the second nut (17) and the first nut (9).
2. a kind of hydraulic shock-absorption mechanism for electric vehicle according to claim 1, it is characterised in that: the high pressure inner tube
(6) it is welded on the outside of second shell (8), and is evenly arranged with sliding slot (14), the second shell on the inside of second shell (8)
The internal top sliding of body (8) has first shell (1), and the outside of first shell (1) is uniformly equipped with sliding slot (14) mutually
The sliding block (15) of cooperation, the sliding block (15) and sliding slot (14) constitute slide construction.
3. a kind of hydraulic shock-absorption mechanism for electric vehicle according to claim 1, it is characterised in that: the high pressure inner tube
(6) copper oxide corrosion-resistant coating is evenly arranged on inner sidewall.
4. a kind of hydraulic shock-absorption mechanism for electric vehicle according to claim 2, it is characterised in that: the high pressure inner tube
(6) welding integrated structure is constituted with second shell (8).
5. a kind of hydraulic shock-absorption mechanism for electric vehicle according to claim 1, it is characterised in that: the high pressure inner tube
(6) internal bottom end is equipped with returning spring (7), and the returning spring (7) and high pressure inner tube (6) constitute stretching structure.
6. a kind of hydraulic shock-absorption mechanism for electric vehicle according to claim 2, it is characterised in that: the sliding block (15)
Equally arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207291.XU CN209557569U (en) | 2019-02-18 | 2019-02-18 | A kind of hydraulic shock-absorption mechanism for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207291.XU CN209557569U (en) | 2019-02-18 | 2019-02-18 | A kind of hydraulic shock-absorption mechanism for electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN209557569U true CN209557569U (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920207291.XU Active CN209557569U (en) | 2019-02-18 | 2019-02-18 | A kind of hydraulic shock-absorption mechanism for electric vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292541A (en) * | 2020-03-13 | 2020-06-16 | 王光柱 | Vehicle overspeed monitoring and warning equipment |
| CN112610780A (en) * | 2020-12-02 | 2021-04-06 | 河南华源供水设备有限公司 | Anti-seismic joint |
| CN113756627A (en) * | 2021-10-08 | 2021-12-07 | 杭州国控电桩运营有限公司 | Charging and parking system and charging and parking method for stereo garage |
| CN114450128A (en) * | 2019-11-15 | 2022-05-06 | 喜利得股份公司 | Impact mechanism arrangement |
-
2019
- 2019-02-18 CN CN201920207291.XU patent/CN209557569U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114450128A (en) * | 2019-11-15 | 2022-05-06 | 喜利得股份公司 | Impact mechanism arrangement |
| CN111292541A (en) * | 2020-03-13 | 2020-06-16 | 王光柱 | Vehicle overspeed monitoring and warning equipment |
| CN112610780A (en) * | 2020-12-02 | 2021-04-06 | 河南华源供水设备有限公司 | Anti-seismic joint |
| CN113756627A (en) * | 2021-10-08 | 2021-12-07 | 杭州国控电桩运营有限公司 | Charging and parking system and charging and parking method for stereo garage |
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