CN210318307U - Single-cylinder shock absorber with adjustable thermal conversion efficiency - Google Patents
Single-cylinder shock absorber with adjustable thermal conversion efficiency Download PDFInfo
- Publication number
- CN210318307U CN210318307U CN201921081505.XU CN201921081505U CN210318307U CN 210318307 U CN210318307 U CN 210318307U CN 201921081505 U CN201921081505 U CN 201921081505U CN 210318307 U CN210318307 U CN 210318307U
- Authority
- CN
- China
- Prior art keywords
- flow channel
- piston rod
- channel group
- piston
- cylinder
- 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
- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a single-cylinder shock absorber with adjustable heat conversion efficiency, which comprises an oil cylinder, wherein, the two ends of the oil cylinder are respectively provided with a first connecting seat and a second connecting seat, the first connecting seat is fixedly connected on the oil cylinder, the second connecting seat is connected with a piston rod, the piston rod is movably arranged in the oil cylinder, a floating piston is arranged in the oil cylinder, the oil cylinder is divided into a first inner cavity and a second inner cavity by the floating piston, the piston rod is positioned in the first inner cavity, the piston rod is connected with a piston valve, a first flow channel group, a second flow channel group and a third flow channel group are arranged on the piston valve, the flow channels of the first flow channel group are arranged in parallel with the piston rod, the flow channels of the second flow channel group are obliquely arranged, the flow channels of the third flow channel group are arranged in a bent mode, a rotating sleeve is rotatably arranged on the piston rod, a baffle is arranged at one end, corresponding to the piston valve, of the rotating sleeve, and a stepping groove for enabling one of the flow channel groups to circulate is formed in the baffle. The utility model discloses can effectively realize the regulation of bumper shock absorber thermal transformation efficiency.
Description
Technical Field
The utility model relates to a bumper shock absorber, concretely relates to thermal conversion efficiency adjustable single-tube shock absorber.
Background
The shock absorber is used for inhibiting the shock when the elastic element rebounds after absorbing shock and the impact from the road surface. The damping device is widely applied to automobiles and is used for accelerating the attenuation of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobiles. The single-cylinder shock absorber is a common shock absorber type and mainly comprises an oil cylinder, a piston rod, a piston valve, a floating piston and the like, at present, the piston valve of the single-cylinder shock absorber on the market is only provided with a group of flow channels which are arranged in parallel with the piston rod, the shock absorber in the oil cylinder can rub the inner wall of the flow channel when passing through the flow channel on the piston valve to generate heat energy, and then the elastic potential energy generated by the vibration of an elastic part on the shock absorber is converted into the heat energy, because the specification of the flow passage on the piston valve is unchanged, the heat conversion efficiency of the damping oil passing through the flow passage is not changed greatly, when the automobile runs on different road conditions, the condition of its vibrations can be distinguished, how can adjust the thermal conversion efficiency of bumper shock absorber according to different vibrations conditions for the car obtains better shock attenuation effect, is the problem that awaits the solution at present.
Disclosure of Invention
In view of the not enough of background art, the utility model aims to solve the technical problem that a single-tube shock absorber that effectively realizes the regulation of shock absorber thermal transformation efficiency is provided.
Therefore, the utility model discloses an adopt following scheme to realize:
single section of thick bamboo bumper shock absorber of thermal transition efficiency adjustable, including the hydro-cylinder, the both ends of hydro-cylinder have first connecting seat and second connecting seat respectively, first connecting seat fixed connection is on the hydro-cylinder, the second connecting seat is connected with the piston rod, the piston rod movably sets up in the hydro-cylinder, the inside floating piston that is provided with of hydro-cylinder, floating piston will the hydro-cylinder is separated and is first inner chamber and second inner chamber, the piston rod is located in the first inner chamber, be connected with piston valve, its characterized in that on the piston rod: the piston valve is provided with a first flow channel group, a second flow channel group and a third flow channel group, each flow channel group is provided with two corresponding flow channels, the flow channels of the first flow channel group are arranged in parallel with the piston rod, the flow channels of the second flow channel group are arranged in an inclined mode, the flow channels of the third flow channel group are arranged in a bent mode, the piston rod is rotatably provided with a rotating sleeve, the rotating sleeve is arranged at one end corresponding to the piston valve and provided with a baffle, and a yielding groove for the circulation of one of the flow channel groups is formed in the baffle.
The piston rod is provided with a first magnetic block on one side facing the floating piston, the floating piston is provided with a second magnetic block matched with the first magnetic block, and the first magnetic block and the second magnetic block are mutually repelled.
Adopt above-mentioned technical scheme, the utility model discloses an advantage does: 1. the piston valve is provided with the flow channel groups with different strokes, when the shock absorption oil passes through the different flow channel groups, the friction time between the shock absorption oil and the inner wall of the flow channel is different due to different strokes of the shock absorption oil, so that different heat conversion efficiencies are obtained, according to different road conditions, the proper flow channel group is selected to enable the shock absorption oil to circulate, the proper heat conversion efficiency is obtained, and the shock absorber can provide a better shock absorption effect; 2. through set up the first, the second magnetic path that repulse each other on piston rod and floating piston respectively, when guaranteeing that the piston rod moves towards floating piston, the magnetic repulsion between first, the second magnetic path can at first promote floating piston and remove, and then can effectively avoid piston rod and floating piston direct collision, guarantees the two and is difficult for taking place to damage, improves the life of bumper shock absorber greatly.
Drawings
The utility model discloses there is following figure:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at the point A;
fig. 3 is a schematic structural view of the piston rod of the present invention;
fig. 4 is a view from another perspective of fig. 3.
Detailed Description
As shown in the figures, the utility model discloses a single-tube shock absorber with adjustable heat conversion efficiency, which comprises an oil cylinder 3, wherein both ends of the oil cylinder 3 are respectively provided with a first connecting seat 7 and a second connecting seat 1, the first connecting seat 7 is fixedly connected on the oil cylinder 3, the second connecting seat 1 is connected with a piston rod 2, the piston rod 2 is movably arranged in the oil cylinder 3, a floating piston 5 is arranged in the oil cylinder 2, the oil cylinder 3 is divided into a first inner cavity 9 and a second inner cavity 8 by the floating piston 5, the piston rod 2 is positioned in the first inner cavity 9, the piston rod 2 is connected with a piston valve 4, the piston valve is provided with a first flow channel group 17, a second flow channel group 12 and a third flow channel group 18, each flow channel group is provided with two corresponding flow channels, the flow channels of the first flow channel group 17 are arranged in parallel with the piston rod 2, the flow channels of the second flow channel group 12 are arranged in an inclined manner, the piston rod 2 is rotatably provided with a rotating sleeve 10, one end of the rotating sleeve 10 corresponding to the piston valve 4 is provided with a baffle 16, the other end of the rotating sleeve 10 is connected with a handle 11, and the baffle 16 is provided with a yielding groove 13 for the circulation of one group of flow passage groups. When the damping oil passes through different flow passage groups, because the flowing strokes are different, the friction time between the damping oil and the inner wall of the flow passage is also different, so that different heat conversion efficiencies are obtained, according to different road conditions, the rotating sleeve and the baffle plate are driven to rotate by the handle 11, the proper flow passage group is selected to enable the damping oil to flow, the proper heat conversion efficiency is obtained, so that the shock absorber can provide better damping effect, the first magnetic block 14 is arranged on one side of the piston rod 2 facing the floating piston, the second magnetic block 15 matched with the first magnetic block 14 is arranged on the floating piston 5, the first magnetic block 14 and the second magnetic block 15 are mutually repelled, the magnetic repulsion force between the first magnetic block and the second magnetic block can firstly push the floating piston 5 to move when the piston rod 2 moves towards the floating piston 5, so that the piston rod 2 and the floating piston 5 can be effectively prevented from directly colliding, and the shock absorber is not easy to damage, greatly prolonging the service life of the shock absorber. Specifically, the first magnetic block 14 is fixedly connected to the piston rod 2 through a fastener 13, and the second magnetic block 15 is adhered to the floating piston 5 through a strong adhesive.
Claims (2)
1. Single section of thick bamboo bumper shock absorber of thermal transition efficiency adjustable, including the hydro-cylinder, the both ends of hydro-cylinder have first connecting seat and second connecting seat respectively, first connecting seat fixed connection is on the hydro-cylinder, the second connecting seat is connected with the piston rod, the piston rod movably sets up in the hydro-cylinder, the inside floating piston that is provided with of hydro-cylinder, floating piston will the hydro-cylinder is separated and is first inner chamber and second inner chamber, the piston rod is located in the first inner chamber, be connected with piston valve, its characterized in that on the piston rod: the piston valve is provided with a first flow channel group, a second flow channel group and a third flow channel group, each flow channel group is provided with two corresponding flow channels, the flow channels of the first flow channel group are arranged in parallel with the piston rod, the flow channels of the second flow channel group are arranged in an inclined mode, the flow channels of the third flow channel group are arranged in a bent mode, the piston rod is rotatably provided with a rotating sleeve, the rotating sleeve is arranged at one end corresponding to the piston valve and provided with a baffle, and a yielding groove for the circulation of one of the flow channel groups is formed in the baffle.
2. The monotube shock absorber with adjustable heat conversion efficiency as claimed in claim 1, wherein the piston rod is provided with a first magnet at a side facing the floating piston, the floating piston is provided with a second magnet cooperating with the first magnet, and the first magnet and the second magnet repel each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081505.XU CN210318307U (en) | 2019-07-11 | 2019-07-11 | Single-cylinder shock absorber with adjustable thermal conversion efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921081505.XU CN210318307U (en) | 2019-07-11 | 2019-07-11 | Single-cylinder shock absorber with adjustable thermal conversion efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318307U true CN210318307U (en) | 2020-04-14 |
Family
ID=70150415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921081505.XU Active CN210318307U (en) | 2019-07-11 | 2019-07-11 | Single-cylinder shock absorber with adjustable thermal conversion efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318307U (en) |
-
2019
- 2019-07-11 CN CN201921081505.XU patent/CN210318307U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108061125B (en) | A kind of working method of the automobile absorber power generation mechanism based on hydraulic tube | |
| CN104455166A (en) | Automobile and hydraulic damping energy recovery device thereof | |
| CN105240233A (en) | Vibration reducing power generation device based on air compression | |
| CN210318307U (en) | Single-cylinder shock absorber with adjustable thermal conversion efficiency | |
| CN213270874U (en) | Torsion damping device for automobile | |
| CN107642575B (en) | Automobile double-cylinder type shock absorber | |
| CN108730399A (en) | Vibration insulating system | |
| CN109027103B (en) | Water-cooled automobile shock absorption mechanism | |
| CN103939518A (en) | Single-pole surface-plate-type magnetorheological damper | |
| CN214367462U (en) | Magneto-rheological damper | |
| CN101749354B (en) | Automobile generating shock absorber | |
| CN210318305U (en) | Single-tube shock absorber for steering gear | |
| CN108150582B (en) | Oil return valve system of guide cover of anti-meandering oil pressure shock absorber for high-speed motor train | |
| CN114046331B (en) | Bag type magnetic fluid vibration damping structure | |
| CN212080019U (en) | One-way shock absorber based on hydraulic buffering technology | |
| CN214465786U (en) | Rear cradle assembly damping device | |
| CN210283866U (en) | Suspension structure | |
| CN204828466U (en) | Automobile shock absorber ware gives sound insulation | |
| CN210565966U (en) | Inlaid hydraulic buffer vibration-damper | |
| CN207661036U (en) | A kind of top glue that can be radiated in time | |
| CN204942364U (en) | Motorcycle damping shock absorber | |
| CN112013036A (en) | Automobile torsional vibration damping device | |
| CN210164840U (en) | Built-in buffering type single-cylinder shock absorber convenient to disassemble | |
| CN214742978U (en) | Damping device for construction machinery | |
| CN218510062U (en) | Multi-section damping adjustable oil pressure buffer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |