CN105134852A - Buffer suitable for preventing sliding block from bouncing after impact - Google Patents

Buffer suitable for preventing sliding block from bouncing after impact Download PDF

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Publication number
CN105134852A
CN105134852A CN201510359926.4A CN201510359926A CN105134852A CN 105134852 A CN105134852 A CN 105134852A CN 201510359926 A CN201510359926 A CN 201510359926A CN 105134852 A CN105134852 A CN 105134852A
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CN
China
Prior art keywords
piston body
buffer
cylinder body
piston
sliding block
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.)
Pending
Application number
CN201510359926.4A
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Chinese (zh)
Inventor
不公告发明人
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Individual
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Individual
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Filing date
Publication date
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Publication of CN105134852A publication Critical patent/CN105134852A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/227—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having an auxiliary cushioning piston within the main piston or the cylinder end face
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
    • F16F13/26—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
    • F16F13/28—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions specially adapted for units of the bushing type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • F16F15/027—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means comprising control arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
    • F16F9/5123—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity responsive to the static or steady-state load on the damper

Abstract

The invention relates to a buffer suitable for preventing a sliding block from bouncing after impact. The buffer comprises a cylinder body; a cylinder cover is arranged at the opening end of the cylinder body, and an opening is sealed; a central through hole is formed in the central axis of the cylinder cover; a piston rod penetrates the central through hole, and a piston body assembly is arranged at the top end of the piston rod; in the buffer work process, the right end face of the cylinder body serves as a contact face collided with the sliding block; an electromagnetic block is arranged in the side wall of the cylinder body in a surrounding manner, and a pressure sensor for detecting the medium pressure is arranged on the right end face of the piston body assembly; the pressure sensor is connected with the processor module; when the sliding block impacts the right end face of the cylinder body, the processor module is suitable for controlling a current driving module to output a current matched with the medium pressure value according to the medium pressure value, and the electromagnet generates a corresponding magnetic field so as to attract the sliding block; and the current driving module is controlled to stop current outputting until the medium pressure value measured by the processor module is a balance value, and the sliding block is released.

Description

A kind ofly be suitable for the buffer preventing rebound of slider after impact
Technical field
The present invention relates to a kind of method of work of buffer, particularly relating to a kind of take elastic gel as the method for work of 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.
Prior art is compared, and 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.
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.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method of work of buffer, and the method for work of this buffer solves slide block when shock eliminator, the technical problem that slide block has a rebound.
The invention provides a kind of method of work of buffer, wherein, described buffer comprises: 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, and 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.
The method of work of described buffer comprises: when described slide block clashes into the right side of described cylinder body, 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, described electromagnet is made to 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, and is evenly distributed in the sidewall of the cylinder body of described final stage buffer, to make magnetic action power even.
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, a kind of method of work of buffer, described buffer comprises: 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.
See Fig. 1 and Fig. 4, a kind of method of work of buffer, described buffer comprises: 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.
The method of work of described buffer comprises: 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, described electromagnet 1-1 is made to 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 when namely described pressure medium value is equilibrium value, 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, 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 described through hole 4-3 is multiple, 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 (2)

1. a method of work for buffer, is characterized in that,
Described buffer comprises:
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;
The method of work of described buffer comprises:
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, 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.
2. a buffer, is characterized in that, adopts the method for work described in the claims 1.
CN201510359926.4A 2013-06-25 2013-06-25 Buffer suitable for preventing sliding block from bouncing after impact Pending CN105134852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310256268.7A CN103277446B (en) 2013-06-25 2013-06-25 A kind of method of work being suitable for the buffer preventing rebound of slider after impact

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201310256268.7A Division CN103277446B (en) 2013-06-25 2013-06-25 A kind of method of work being suitable for the buffer preventing rebound of slider after impact

Publications (1)

Publication Number Publication Date
CN105134852A true CN105134852A (en) 2015-12-09

Family

ID=49060044

Family Applications (6)

Application Number Title Priority Date Filing Date
CN201510361919.8A Pending CN104963988A (en) 2013-06-25 2013-06-25 Bumper not prone to damage
CN201510364589.8A Pending CN105134853A (en) 2013-06-25 2013-06-25 Buffer capable of preventing sliding block from bouncing after impact and working method of buffer
CN201510361917.9A Pending CN104989780A (en) 2013-06-25 2013-06-25 Buffer not prone to damage and work method of buffer
CN201310256268.7A Expired - Fee Related CN103277446B (en) 2013-06-25 2013-06-25 A kind of method of work being suitable for the buffer preventing rebound of slider after impact
CN201510359926.4A Pending CN105134852A (en) 2013-06-25 2013-06-25 Buffer suitable for preventing sliding block from bouncing after impact
CN201510363848.5A Pending CN105003485A (en) 2013-06-25 2013-06-25 Buffer and operating method thereof

Family Applications Before (4)

Application Number Title Priority Date Filing Date
CN201510361919.8A Pending CN104963988A (en) 2013-06-25 2013-06-25 Bumper not prone to damage
CN201510364589.8A Pending CN105134853A (en) 2013-06-25 2013-06-25 Buffer capable of preventing sliding block from bouncing after impact and working method of buffer
CN201510361917.9A Pending CN104989780A (en) 2013-06-25 2013-06-25 Buffer not prone to damage and work method of buffer
CN201310256268.7A Expired - Fee Related CN103277446B (en) 2013-06-25 2013-06-25 A kind of method of work being suitable for the buffer preventing rebound of slider after impact

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201510363848.5A Pending CN105003485A (en) 2013-06-25 2013-06-25 Buffer and operating method thereof

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CN (6) CN104963988A (en)

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CN110388405A (en) * 2019-07-22 2019-10-29 深圳市乾行达科技有限公司 Impact energy-absorbing protective device
CN111720486B (en) * 2020-07-02 2022-02-25 长安大学 Impact-resistant vibration-damping support based on hydraulic principle and working method
CN113339226A (en) * 2021-01-13 2021-09-03 李江安 Device for pumping polyphenyl particle slurry
CN113314791A (en) * 2021-04-21 2021-08-27 安徽瑞露科技有限公司 Lithium battery module protection architecture
CN116658564B (en) * 2023-07-26 2023-10-10 山西新环精密制造股份有限公司 Damping hydraulic cylinder

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CN202149175U (en) * 2011-06-30 2012-02-22 北京金自天和缓冲技术有限公司 Buffer

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CN105003485A (en) 2015-10-28
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CN105134853A (en) 2015-12-09
CN104989780A (en) 2015-10-21
CN103277446B (en) 2015-08-05

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Application publication date: 20151209