CN103291822B - A kind ofly be suitable for the buffer preventing rebound of slider after impact - Google Patents
A kind ofly be suitable for the buffer preventing rebound of slider after impact Download PDFInfo
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- CN103291822B CN103291822B CN201310257220.8A CN201310257220A CN103291822B CN 103291822 B CN103291822 B CN 103291822B CN 201310257220 A CN201310257220 A CN 201310257220A CN 103291822 B CN103291822 B CN 103291822B
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- piston body
- cylinder body
- piston
- slide block
- pressure medium
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Abstract
The present invention relates to a kind of buffer being suitable for preventing rebound of slider after impact, comprising: cylinder body, be provided with cylinder cap and by closure of openings, the central axis place of cylinder cap is provided with central through bore in the opening end sealing of this cylinder body; By a piston rod through this central through bore, and this piston rod top is provided with piston body assembly; When the work of buffering, the right side of cylinder body is as the surface of contact collided with slide block; Be axially arranged with electromagnet in the sidewall of cylinder body, piston body assembly right side is provided with the pressure transducer for detecting pressure medium, and this pressure transducer is connected with a processor module; When slide block clashes into the right side of described cylinder body, processor module is suitable for according to pressure medium value, controls a current drives module and exports the electric current matched with this pressure medium value, make electromagnet produce corresponding magnetic field, with slide block described in adhesive; Until processor module records pressure medium value when being equilibrium value, control current drives module and close output current, with release slider.
Description
Technical field
The present invention relates to a kind of buffer, particularly relating to a kind of take elastic gel as the buffer of buffer medium.
Background technique
In bumper and absorbing shock field, buffer uses very extensive, and its Main Function absorbs various impact energy, proterctive equipment and reduction noise etc.
But slide block is when cushion at collision, because impact energy is excessive, in buffer, piston has little time work, causes slide block to have a rebound phenomenon, and what how to avoid this scene is the technical barrier of related domain.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of buffer being suitable for preventing rebound of slider after impact, and this buffer solves slide block when shock eliminator, the technical problem that slide block has a rebound.
The invention provides a kind of buffer being suitable for preventing rebound of slider after impact, comprise: cylindrical, and for filling the cylinder body of buffer medium, cylinder cap is provided with in the opening end sealing of this cylinder body, in the central through bore of described cylinder cap, air-tight movable is combined with a piston rod, the right-hand member of this piston rod is provided with piston body assembly, and this piston body assembly is suitable for making piston movement in described cylinder body; When the work of buffering, the right side of described cylinder body, as the surface of contact collided with slide block, this right side is equipped with the cushion pad clashed into for buffer sliding block; Be axially arranged with electromagnet in the sidewall of described cylinder body, the right side of described piston body assembly is provided with the pressure transducer for detecting pressure medium, and this pressure transducer is connected with a processor module; When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to pressure medium value, controls a current drives module and exports the electric current matched with this pressure medium value, make described electromagnet produce corresponding magnetic field, with slide block described in adhesive; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block.
Further, described piston body assembly coordinates with the inwall movable sealing of described cylinder body, and this piston body assembly comprises: the coaxial left and right piston body arranged, this left and right piston body is arranged with several through holes for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to make piston movement, medium realizes coming and going flowing by means of only each through hole on described left and right piston body; The cavity for placing motor is provided with in described left piston body, this motor is controlled by described processor module, its rotor is connected to described right piston body, rotate for driving this right piston body according to pressure medium, to control the relative position relation of each through hole on left and right piston body, and then control media flow, i.e. control piston movement velocity.
Described cushion pad is that rubber material is made, and is distributed with the wire gaze parallel with the end face of described cushion pad in cushion pad, occurs aging, cracked to prevent rubber material after multiple impacts.
Described electromagnet has multiple (such as 3 to 5), and is evenly distributed in the sidewall of the cylinder body of described final stage buffer, to make magnetic action power even.
Compared with prior art, tool of the present invention has the following advantages: (1) the present invention produces the magnetic field that matches with surge pressure with adhesive slide block by processor, current drives module, and anti-limited slip block causes bounce-back because impact energy is excessive; (2) present invention overcomes in prior art due to impact energy fluctuation, and cause the technical problem that buffer cannot shrink in time, impact energy is detected by pressure transducer, and suitable adjustment medium is toward regurgitation volume, with the movement velocity of control piston body assembly, make the work of buffer energy accurate fit slide block, avoid may occur because impact energy excessive, buffer has little time compression, and causes this buffer long-term work at high pressure conditions, easily causes damage; (3) coordinated by each through hole in left and right piston body, to control medium in corresponding cylinder body toward regurgitation volume, thus change the shuttle speed of respective pistons, to alleviate the cavity pressure of cylinder body at different levels, extend the buffer life-span.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below basis specific embodiment and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
The structural representation of Fig. 1 buffer of the present invention;
The structural representation of the piston body assembly in Fig. 2 buffer of the present invention;
The operating diagram of Fig. 3 piston body assembly of the present invention;
Fig. 4 control circuit structured flowchart of the present invention.
Wherein, 1 cylinder body, 1-1 electromagnet, 1-2 cushion pad, 2 cylinder caps, 3 piston rods, 4 piston body assemblies, 5 urceolus, 6 pressure transducers, 7 slide blocks, 4-1 left piston body, the right piston body of 4-2,4-3 through hole, 4-4 motor, 4-5 rotor.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail:
Embodiment 1
See Fig. 1 and Fig. 4, be a kind ofly suitable for the buffer preventing rebound of slider after impact, comprising: cylindrical, and for filling the cylinder body 1 of buffer medium, be provided with cylinder cap 2 at the opening end of this cylinder body 1, and by closure of openings, the central axis place of described cylinder cap 2 is provided with axially extended central through bore; By a piston rod 3 through this central through bore, and be sealed and matched, this piston rod 3 top is provided with piston body assembly 4, and this piston body assembly is suitable for making piston movement in described cylinder body 1; When the work of buffering, the right side of described cylinder body 1, as the surface of contact collided with slide block 7, this right side is equipped with the cushion pad 1-2 clashed into for buffer sliding block 7; Be axially arranged with electromagnet 1-1 in the sidewall of described cylinder body 1, described piston body assembly 4 right side is provided with the pressure transducer 6 for detecting pressure medium, and this pressure transducer 6 is connected with a processor module; When described slide block 7 clashes into the right side of described cylinder body 1, described processor module is suitable for according to pressure medium value, control a current drives module and export the electric current matched with this pressure medium value, make described electromagnet 1-1 produce corresponding magnetic field, with slide block described in adhesive 7; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block 7.
When described slide block 7 clashes into the right side of described cylinder body 1, described cylinder body 1 is moved to the left, piston body assembly 4 moves right relative to described cylinder body 1, in cylinder body 1, right side buffer medium is subject to larger pressure, when buffer medium flows on the left of piston body assembly 4, the pressure that in cylinder body 1, right side buffer medium is subject to reduces gradually, until the left and right sides pressure medium of described piston body assembly 4 is equal, namely when described pressure medium value is equilibrium value (force value when namely the hydraulic pressure value of the left and right sides of piston body assembly 4 is equal), when piston body assembly 4 quits work, slide block 7 also stops mobile.
Wherein, described processor module adopts single-chip microcomputer, embedded-type ARM module; Pressure transducer 6, such as, can adopt the gloomy P499VBS-404C in river; Described current drives module can adopt alternating current (a.c.) output unit.
Its right end face of urceolus 5 is fixed in the bottom of described piston rod 3.
See Fig. 2 and Fig. 3, described piston body assembly 4 coordinates with the inwall movable sealing of described cylinder body 1, and this piston body assembly 4 comprises: coaxial left piston body 4-1, the right piston body 4-2 arranged, this left piston body 4-1, right piston body 4-2 are arranged with several through hole 4-3 for medium axial flow, being sealed and matched between the adjacent face of described left and right piston body, during to make to make piston movement, medium realizes coming and going flowing by means of only each through hole 4-3 on described left and right piston body; The cavity for placing motor 4-4 is provided with in described left piston body 4-1, this motor 4-4 is controlled by described processor module, its rotor 4-5 is connected to described right piston body 4-2, rotate for driving this right piston body 4-2 according to pressure medium, to control the relative position relation of each through hole 4-3 on left and right piston body, and then control media flow, and then control media flow, i.e. control piston movement velocity.
In Fig. 3, dotted line through hole 4-3 represents it is through hole 4-3 in left piston body 4-1, solid line through hole 4-3 represents the through hole 4-3 in right piston body 4-2, arrow represents motor 4-4 sense of rotation, this Fig. 2 represents respective through hole 4-3 docking operation on the fitting surface of left and right piston body 4-2, to control the rate-of flow in through hole.
Described right piston body 4-2 coaxially deflects relative to right piston body 4-2, its slewing area is no more than the diameter of through hole 4-3, also deflection angle can be called, namely motor 4-4 drives right piston body 4-2 in this diameter range according to pressure medium, do to come and go and rotate, to reach the object of control media flow, thus play the piston movement speed controlling respective pistons body assembly 4, and then alleviate pressure medium in cylinder body 1, play the object extending the buffer life-span.
The direct current generator 4-4 that described motor 4-4 can adopt precision high, or stepper motor 4-4.Power pack can adopt powered battery.Battery can be installed in left or right piston body 4-2.
See Fig. 3, if many of described through hole 4-3, its distribution can be that concentric circle distributes with left and right piston body 4-2.Signal data line can be placed in cylinder body 1 wall of buffer at different levels, or is directly placed in medium.
Claims (1)
1. be suitable for the buffer preventing rebound of slider after impact, it is characterized in that comprising:
Cylindrical, and for filling the cylinder body of buffer medium, be provided with cylinder cap in the opening end sealing of this cylinder body, in the central through bore of described cylinder cap, air-tight movable is combined with a piston rod, the right-hand member of this piston rod is provided with piston body assembly, and this piston body assembly is suitable for making piston movement in described cylinder body;
When the work of buffering, the right side of described cylinder body, as the surface of contact collided with slide block, this right side is equipped with the cushion pad clashed into for buffer sliding block; Be axially arranged with electromagnet in the sidewall of described cylinder body, the right side of described piston body assembly is provided with the pressure transducer for detecting pressure medium, and this pressure transducer is connected with a processor module;
When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to pressure medium value, controls a current drives module and exports the electric current matched with this pressure medium value, make described electromagnet produce corresponding magnetic field, with slide block described in adhesive; Until described processor module records pressure medium value when being equilibrium value, control described current drives module and close output current, make described magnetic field dissipate, to discharge described slide block;
Described piston body assembly coordinates with the inwall movable sealing of described cylinder body, and this piston body assembly comprises: the coaxial left and right piston body arranged, this left and right piston body is arranged with several through holes for medium axial flow, be sealed and matched between the adjacent face of left and right piston body, during to make to make piston movement, medium realizes coming and going flowing by means of only each through hole on described left and right piston body; Be provided with the cavity for placing motor in described left piston body, this motor is controlled by described processor module, and its rotor is connected to described right piston body, for according to medium pressure
Power drives this right piston body to rotate, to control the relative position relation of each through hole on left and right piston body, and then control media flow, i.e. control piston movement velocity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310257220.8A CN103291822B (en) | 2013-06-25 | 2013-06-25 | A kind ofly be suitable for the buffer preventing rebound of slider after impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310257220.8A CN103291822B (en) | 2013-06-25 | 2013-06-25 | A kind ofly be suitable for the buffer preventing rebound of slider after impact |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103291822A CN103291822A (en) | 2013-09-11 |
| CN103291822B true CN103291822B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310257220.8A Expired - Fee Related CN103291822B (en) | 2013-06-25 | 2013-06-25 | A kind ofly be suitable for the buffer preventing rebound of slider after impact |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303167B (en) * | 2020-11-19 | 2022-05-17 | 扬中市兴鸿车辆配件有限公司 | Hydraulic shock absorber with independently suspended damping and hydraulic damping system thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| US20060049013A1 (en) * | 2004-09-03 | 2006-03-09 | Hyundai Mobis Co., Ltd | Integrated suspension system for vehicle |
| CN201416320Y (en) * | 2009-06-01 | 2010-03-03 | 陈杰辉 | Buffering magnetic door holder |
| CN102112776A (en) * | 2008-06-02 | 2011-06-29 | 洛德公司 | Magneto-rheological fluid damper having enhanced on-state yield strength |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6299203A (en) * | 1985-10-25 | 1987-05-08 | Nhk Spring Co Ltd | Suspension device for vehicle |
-
2013
- 2013-06-25 CN CN201310257220.8A patent/CN103291822B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| US20060049013A1 (en) * | 2004-09-03 | 2006-03-09 | Hyundai Mobis Co., Ltd | Integrated suspension system for vehicle |
| CN102112776A (en) * | 2008-06-02 | 2011-06-29 | 洛德公司 | Magneto-rheological fluid damper having enhanced on-state yield strength |
| CN201416320Y (en) * | 2009-06-01 | 2010-03-03 | 陈杰辉 | Buffering magnetic door holder |
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| CN103291822A (en) | 2013-09-11 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhou Lidong Inventor after: Jing Dengfeng Inventor after: Ma Tao Inventor after: Fan Xiaoning Inventor after: Meng Wenjun Inventor after: Yang Mingliang Inventor after: Sun Chaoli Inventor before: Wu Zhengming |
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Effective date of registration: 20151021 Address after: 030024, Taiyuan University of Science and Technology, Taiyuan, Shanxi Province, Berlin Road, Wan 66 Applicant after: Taiyuan Univ. of Science & Technology Applicant after: TAIYUAN CITY VOCATIONAL COLLEGE Address before: Xin Zhuang Jie Dao Wang Po Cun Jiang Xiangqiao 214200 Jiangsu city in Wuxi Province, Yixing City, No. 1 Applicant before: Ding Xueqiang |
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