CN104747645A - Two-stage buffer - Google Patents

Two-stage buffer Download PDF

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Publication number
CN104747645A
CN104747645A CN201510158286.0A CN201510158286A CN104747645A CN 104747645 A CN104747645 A CN 104747645A CN 201510158286 A CN201510158286 A CN 201510158286A CN 104747645 A CN104747645 A CN 104747645A
Authority
CN
China
Prior art keywords
buffer
piston body
stage buffer
piston
medium
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
CN201510158286.0A
Other languages
Chinese (zh)
Inventor
唐全林
徐金明
徐仁才
李刚
潘金亮
唐豪清
邓学山
高云飞
苏欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Tangshi Machinery Manufacturing Co Ltd
Original Assignee
Suzhou Tangshi Machinery Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Tangshi Machinery Manufacturing Co Ltd filed Critical Suzhou Tangshi Machinery Manufacturing Co Ltd
Publication of CN104747645A publication Critical patent/CN104747645A/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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/22—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with one or more cylinders each having a single working space closed by a piston or plunger
    • F16F9/26—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with one or more cylinders each having a single working space closed by a piston or plunger with two cylinders in line and with the two pistons or plungers connected together
    • 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
    • F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
    • 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
    • F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
    • F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
    • F16F9/22—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with one or more cylinders each having a single working space closed by a piston or plunger
    • 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
    • F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
    • F16F9/303—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium the damper being of the telescopic 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • 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
    • F16F9/3207—Constructional features
    • F16F9/3214—Constructional features of pistons
    • 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
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • 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
    • F16F9/42—Cooling 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
    • F16F9/52—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 in case of change of temperature
    • 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
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/02—Special physical effects, e.g. nature of damping effects temperature-related
    • 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
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/12—Fluid damping
    • 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/18—Control arrangements

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)

Abstract

The invention relates to a two-stage consists of a first-stage buffer and a final-stage buffer, and respectively comprises a cylindrical cylinder, wherein the opening ends of the cylinders are hermetically provided with cylinder covers, piston rods are hermetically and movably matched in central through holes of the cylinder covers, and the right ends of the piston rods are provided with piston body components which are applicable to doing a piston motion in the cylinders and are movably and hermetically matched with the inner walls of the cylinders; a piston rod of the final-stage buffer is formed by the cylinder of the first-stage buffer; the right end planes of the piston body components of the first-stage buffer and the final-stage buffer are provided with temperature sensors, the temperature sensors comprise temperature sensors which are applicable to detecting the temperatures of mediums, and the temperature sensors are connected with an PLC (Programmable Logic Controller); the wall of an outer barrel of the two-stage buffer is provided with a digital pipe, and the PLC is applicable to displaying the temperature of the medium through the digital pipe.

Description

A kind of two-stage buffer
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 buffer in use can produce certain temperature, continuous firing, temperature can be assembled, and needs to carry out cooling and processes, but the how temperature of buffer medium in detection buffer, and protect buffer to be the technical barrier of related domain.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of can the two-stage buffer of temperature protection, this buffer solves detection medium temperature, to protect the technical problem of buffer.
The invention provides a kind of can the two-stage buffer of temperature protection, comprising: chopped-off head buffer, final stage buffer; Described chopped-off head buffer, final stage buffer comprise respectively: rounded cylindrical shell, 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, this piston body assembly is suitable for doing piston movement in described cylinder body, and coordinates with the inwall movable sealing of described cylinder body; Wherein, the cylinder body of described chopped-off head buffer forms the piston rod of described final stage buffer; The right side of the piston body assembly of described chopped-off head buffer, final stage buffer is respectively equipped with the temperature transducer being suitable for detecting medium temperature, described temperature transducer is connected with a PLC respectively; The outer tube wall of described two-stage buffer is provided with nixie tube, and described PLC is suitable for prestoring the upper limiting temperature of media operation, and by numeral method real time media temperature; The piston body assembly of buffer at different levels is suitable for when doing piston movement, the medium temperature that described PLC detects according to described temperature transducer, regulate medium in corresponding cylinder body toward regurgitation volume, namely, described PLC is when described medium temperature reaches described upper limiting temperature, reduce or close described medium toward regurgitation volume, with control piston motion speed or close corresponding chopped-off head or final stage buffer.
Further, described piston body assembly comprises: described piston body assembly comprises: the left and right piston body of arranged in co-axial alignment, this left and right piston body is arranged with 3-9 the through hole for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to do piston movement, medium realizes coming and going flowing by means of only each through hole on described left and right piston body; Through hole on described left and right piston body is distributed on left and right piston body with even circumferential respectively, is evenly distributed when coming and going flowing to make medium; Be provided with the cavity for placing actuating motor in described left piston body, this actuating motor is controlled by described PLC, and its rotor is connected to described right piston body; Wherein, described PLC is according to the medium temperature value in cylinder body at different levels, controlling actuating motor drives corresponding 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 or close corresponding chopped-off head or final stage buffer.
Compared with prior art, tool of the present invention has the following advantages: (1) the present invention can reflect the temperature conditions of medium in cylinder in time by temperature transducer, and according to temperature conditions, controller buffer operating rate, namely, when temperature is too high, the pistons work speed in corresponding chopped-off head or final stage buffer is slowed down; When higher than limit value (warning value), close corresponding chopped-off head or final stage buffer, to play the effect of cooling, and then avoid causing buffer to damage because temperature is too high; (2) instant invention overcomes in prior art due to impact energy fluctuation, and cause multi-stage buffer cannot the technical problem of co-ordination, when the present invention is too high by temperature transducer detection medium temperature, the medium of suitable adjustment buffer at different levels is toward regurgitation volume, to control the movement velocity of each piston body assembly, make buffer co-ordination at different levels, avoid certain one-level buffer that may occur too high because of medium temperature, cause buffer fault; (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 reduce the medium temperature 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 one of Fig. 1 two-stage buffer of the present invention;
The structural representation two of Fig. 2 two-stage buffer of the present invention;
The structural representation of the piston body assembly in Fig. 3 two-stage buffer of the present invention;
The operating diagram of Fig. 4 piston body assembly of the present invention;
The control circuit block diagram of Fig. 5 two-stage buffer of the present invention.
Wherein, piston rod, the piston rod of 6-1 final stage buffer, 7 piston body assemblies, 8 urceolus, 9 temperature transducers, 7-1 left piston body, the right piston body of 7-2,7-3 through hole, 7-4 actuating motor, the 7-5 rotor of 1 chopped-off head buffer, 2 final stage buffers, 4 cylinder bodies, 5 cylinder caps, 6 chopped-off head buffers.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail:
See Fig. 1, Fig. 2 and Fig. 5, a kind of can the two-stage buffer of temperature protection, comprising: chopped-off head buffer 1, final stage buffer 2; Described chopped-off head buffer 1, final stage buffer 2 comprise respectively: rounded cylindrical shell, and for filling the cylinder body 4 of buffer medium, cylinder cap 5 is provided with in the opening end sealing of this cylinder body 4, in the central through bore of described cylinder cap 5, air-tight movable is combined with a piston rod 6, the right-hand member of this piston rod 6 is provided with piston body assembly 7, this piston body assembly 7 is suitable for doing piston movement in described cylinder body 4, and coordinates with the inwall movable sealing of described cylinder body 4; Wherein, the cylinder body 4 of described chopped-off head buffer 1 forms the piston rod 6-1 of described final stage buffer 2; The right side of the piston body assembly 7 of described chopped-off head buffer 1, final stage buffer 2 is respectively equipped with the temperature transducer being suitable for detecting medium temperature, described temperature transducer is connected with a PLC respectively; Urceolus 8 wall of described two-stage buffer is provided with nixie tube, and described PLC is suitable for prestoring the upper limiting temperature of media operation, and by numeral method real time media temperature; The piston body assembly 7 of buffer at different levels is suitable for when doing piston movement, the medium temperature that described PLC detects according to described temperature transducer 9, regulate medium in corresponding cylinder body 4 toward regurgitation volume, namely, described PLC is when described medium temperature reaches described upper limiting temperature, reduce or close described medium toward regurgitation volume, with control piston motion speed or close corresponding chopped-off head or final stage buffer.
The piston body assembly 7 of buffer at different levels is suitable for when piston movement, the medium temperature that described PLC detects according to described each temperature transducer, regulate medium in corresponding cylinder body 4 toward regurgitation volume, with the speed of control piston motion or close corresponding chopped-off head or final stage buffer.
Urceolus 8 inside bottom (being its right end face of urceolus 8 in figure) is fixed on bottom the piston rod 6 of described chopped-off head buffer 1.
See Fig. 3 and Fig. 4, described piston body assembly 7 comprises: the left and right piston body 7-2 of arranged in co-axial alignment, this left and right piston body is arranged with 3-9 the through hole for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to do piston movement, medium realizes coming and going flowing by means of only each through hole 7-3 on described left and right piston body; Be provided with the cavity for placing actuating motor 7-4 in described left piston body 7-1, this actuating motor 7-4 is controlled by described PLC, and its rotor 7-5 is connected to described right piston body 7-2,
Wherein, described PLC is according to the medium temperature value in cylinder body 4 at different levels, controlling actuating motor drives corresponding right piston body 7-2 to rotate, to control the relative position relation of each through hole 7-3 on left and right piston body, and then control media flow, i.e. control piston movement velocity or close corresponding chopped-off head or final stage buffer.
Wherein, close corresponding chopped-off head or final stage buffer, be medium temperature when exceeding warning value, close the buffer of corresponding stage.
In Fig. 4, dotted line through hole represents it is through hole 7-3 in left piston body 7-1, solid line through hole represents the through hole in right piston body 7-2, arrow represents actuating motor 7-4 sense of rotation, and this Fig. 4 represents respective through hole docking operation on the fitting surface of left and right piston body, to control the flow in through hole.
Described right piston body 7-2 coaxially deflects relative to right piston body 7-2, its slewing area is no more than the diameter of through hole, namely actuating motor 7-4 drives right piston body 7-2 in this diameter range according to medium temperature, 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 7, and then alleviate medium temperature in cylinder body 4, play the object extending the buffer life-span.
Power pack can adopt powered battery.Battery can be installed in left or right piston body 7-2, temperature transducer, such as, DS18B20 waterproof type water temperature can be adopted to pop one's head in.
See Fig. 4, if described through hole 7-3 is multiple, its distribution can be that concentric circle distributes with left and right piston body 7-2.
The medium temperature signal that described temperature transducer obtains, accurately controls each actuating motor 7-4 deflection angle in buffer at different levels by PLC, to control piston body assembly 7 medium flow at different levels, regulates each cylinder body medium temperature.Described PLC can put into described left piston body or right piston body.Connecting line between described temperature transducer, actuating motor 7-4, control chip can be placed in the cylinder wall of buffer at different levels, or is directly placed in medium.

Claims (1)

1. a two-stage buffer, is characterized in that comprising: chopped-off head buffer, final stage buffer;
Described chopped-off head buffer, final stage buffer comprise respectively:
Rounded cylindrical shell, 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, this piston body assembly is suitable for doing piston movement in described cylinder body, and coordinates with the inwall movable sealing of described cylinder body;
Wherein, the cylinder body of described chopped-off head buffer forms the piston rod of described final stage buffer;
The right side of the piston body assembly of described chopped-off head buffer, final stage buffer is respectively equipped with the temperature transducer being suitable for detecting medium temperature, described temperature transducer is connected with a PLC respectively;
The left and right piston body of arranged in co-axial alignment, this left and right piston body is arranged with 3-9 the through hole for medium axial flow, being sealed and matched between the adjacent face of left and right piston body, during to make to do 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 actuating motor in described left piston body, this actuating motor is controlled by described PLC, and its rotor is connected to described right piston body;
Wherein, described PLC is according to the medium temperature value in cylinder body at different levels, controlling actuating motor drives corresponding 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 or close corresponding chopped-off head or final stage buffer;
Connecting line between described temperature transducer, actuating motor, control chip is placed in the cylinder wall of buffer at different levels.
CN201510158286.0A 2013-06-25 2013-06-25 Two-stage buffer Pending CN104747645A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310257008.1A CN103291810B (en) 2013-06-25 2013-06-25 Two-stage bumper capable of protecting temperature

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201310257008.1A Division CN103291810B (en) 2013-06-25 2013-06-25 Two-stage bumper capable of protecting temperature

Publications (1)

Publication Number Publication Date
CN104747645A true CN104747645A (en) 2015-07-01

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ID=49093186

Family Applications (7)

Application Number Title Priority Date Filing Date
CN201510158286.0A Pending CN104747645A (en) 2013-06-25 2013-06-25 Two-stage buffer
CN201510158287.5A Pending CN104879422A (en) 2013-06-25 2013-06-25 Two-stage buffer with temperature protection function
CN201510158290.7A Pending CN104806681A (en) 2013-06-25 2013-06-25 Working method of buffer
CN201310257008.1A Expired - Fee Related CN103291810B (en) 2013-06-25 2013-06-25 Two-stage bumper capable of protecting temperature
CN201510158334.6A Pending CN104747644A (en) 2013-06-25 2013-06-25 Temperature-protection operating method of two-stage buffer
CN201510158289.4A Pending CN104806682A (en) 2013-06-25 2013-06-25 Working method of two-stage buffer
CN201510158288.XA Pending CN104864020A (en) 2013-06-25 2013-06-25 Two-stage buffer with temperature protection function

Family Applications After (6)

Application Number Title Priority Date Filing Date
CN201510158287.5A Pending CN104879422A (en) 2013-06-25 2013-06-25 Two-stage buffer with temperature protection function
CN201510158290.7A Pending CN104806681A (en) 2013-06-25 2013-06-25 Working method of buffer
CN201310257008.1A Expired - Fee Related CN103291810B (en) 2013-06-25 2013-06-25 Two-stage bumper capable of protecting temperature
CN201510158334.6A Pending CN104747644A (en) 2013-06-25 2013-06-25 Temperature-protection operating method of two-stage buffer
CN201510158289.4A Pending CN104806682A (en) 2013-06-25 2013-06-25 Working method of two-stage buffer
CN201510158288.XA Pending CN104864020A (en) 2013-06-25 2013-06-25 Two-stage buffer with temperature protection function

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CN107489730A (en) * 2016-08-23 2017-12-19 宝沃汽车（中国）有限公司 Collision energy absorbing box, vehicle and the method for adjusting collision energy absorbing box rigidity

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Publication number Priority date Publication date Assignee Title
CN104747645A (en) * 2013-06-25 2015-07-01 苏州唐氏机械制造有限公司 Two-stage buffer

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JP2010025166A (en) * 2008-07-16 2010-02-04 Toyota Motor Corp Damping element and damping device
CN102767586A (en) * 2012-07-31 2012-11-07 常州气弹簧有限公司 Controllable temperature-sensitive gas spring
CN202790297U (en) * 2012-09-17 2013-03-13 成都市翻鑫家科技有限公司 Temperature-controllable magnetorheological fluid bumper
CN103291805B (en) * 2013-06-25 2016-01-06 苏州唐氏机械制造有限公司 A kind of can the method for work of two-stage buffer of temperature protection
CN104747645A (en) * 2013-06-25 2015-07-01 苏州唐氏机械制造有限公司 Two-stage buffer

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CN103291810A (en) 2013-09-11
CN104864020A (en) 2015-08-26

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