CN105156550A - Two stages of buffers controlled by processor module - Google Patents

Two stages of buffers controlled by processor module Download PDF

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Publication number
CN105156550A
CN105156550A CN201510431198.3A CN201510431198A CN105156550A CN 105156550 A CN105156550 A CN 105156550A CN 201510431198 A CN201510431198 A CN 201510431198A CN 105156550 A CN105156550 A CN 105156550A
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CN
China
Prior art keywords
buffer
piston body
stage buffer
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.)
Pending
Application number
CN201510431198.3A
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Chinese (zh)
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不公告发明人
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Individual
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Individual
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Filing date
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Publication of CN105156550A publication Critical patent/CN105156550A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/50Special 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
    • F16F9/512Means 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
    • F16F9/5126Piston, or piston-like valve elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/10Springs, 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
    • F16F9/14Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
    • F16F9/16Devices 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
    • F16F9/22Devices 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/3207Constructional features
    • F16F9/3221Constructional features of piston rods
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/50Special 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
    • F16F9/512Means 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/50Special 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
    • F16F9/512Means 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
    • F16F9/5123Means 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Actuator (AREA)

Abstract

The invention relates to two stages of buffers controlled by a processor module. The two stages of buffers are composed of the first-stage buffer and the final-stage buffer. The first-stage buffer and the final-stage buffer each comprise a cylindrical cylinder, a cylinder cover is arranged at the open end of each cylinder in a sealing mode, a piston rod is in movable seal fit in a central through hole of each cylinder cover, a piston body component is arranged at the right end of each cylinder rod and suitable for conducting piston motion in the corresponding cylinder, and each piston body component is in movable seal fit with the inner wall of the corresponding cylinder. The cylinder of the first-stage buffer forms the piston rod of the final-stage buffer. The right end faces of the piston body components of the first-stage buffer and the final-stage buffer are each provided with a pressure sensor used for detecting medium pressure. The piston body components of the first-stage buffer and the final-stage buffer are suitable for adjusting the medium back-and-forth flow in the corresponding cylinders when conducting piston motion according to the medium pressure detected by the pressure sensors so that the piston motion speed can be controlled.

Description

The two-stage buffer that a kind of processor module controls
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.
Grant number CN202149175 discloses a kind of buffer, and it is two-stage buffer, different with initial minimum force F2cmin by the medium maximum, force F1max in chopped-off head buffer, secondary buffer, to control the sequence of operation of chopped-off head buffer, secondary buffer; And mention in the description, set the capacity of whole buffer according to impact energy, but, in practical work, because impact energy can not be constant, likely there will be change, so rely on medium difference to realize the job order of buffer at different levels, be difficult in practice realize.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of two-stage buffer being suitable for gradual control buffering order, and this two-stage buffer solves the change due to impact energy, and relies on the difference of medium, is difficult to the technical problem limiting buffer operative at different levels order.
The invention provides a kind of two-stage buffer being suitable for gradual control buffering order, comprising: chopped-off head buffer, final stage buffer; Described chopped-off head buffer, final stage buffer comprise respectively: 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, this piston body assembly is suitable for making 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, and the cylinder body right side of this final stage buffer is equipped with the buffer layer clashed into for buffer sliding block; The right side of the piston body assembly of described chopped-off head buffer, final stage buffer is respectively equipped with the pressure transducer for detecting pressure medium, each pressure transducer is connected with a processor module respectively; The piston body assembly of buffer at different levels is suitable for when making piston movement, the pressure medium that described processor module detects according to described pressure transducer, regulates medium in corresponding cylinder body toward regurgitation volume, with the speed of control piston motion.
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 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.
Compared with prior art, tool of the present invention has the following advantages: (1) instant invention overcomes in prior art due to impact energy fluctuation, and cause multi-stage buffer cannot the technical problem of co-ordination, the present invention detects impact energy by pressure transducer, and 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 excessive because of impact energy, all the other buffers have little time compression, and cause this grade of buffer long-term work in a high voltage state, easily cause damage, (2) 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, (3) this two-stage buffer is without the need to considering that medium is different, and application place is extensive, without the need to regulating buffer operative order in addition.
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 pressure transducers, 7-1 left piston body, the right piston body of 7-2,7-3 through hole, 7-4 motor, the 7-5 rotor of 1 chopped-off head buffer, 2 final stage buffers, 4 cylinder bodies, 4-1 buffer layer, 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 two-stage buffer being suitable for gradual control buffering order, comprising: chopped-off head buffer 1, final stage buffer 2; Described chopped-off head buffer 1, final stage buffer 2 comprise respectively: cylindrical, 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 making 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, and cylinder body 4 right side of this final stage buffer 2 is equipped with the buffer layer 4-1 clashed into for buffer sliding block; The right side of the piston body assembly of described chopped-off head buffer 1, final stage buffer 2 is respectively equipped with the pressure transducer 9 for detecting pressure medium, each pressure transducer is connected with a processor module respectively; The piston body assembly 7 of buffer at different levels is suitable for when piston movement, the pressure medium that described processor module detects according to described pressure transducer 9, regulates medium in corresponding cylinder body 4 toward regurgitation volume, with the speed of control piston motion.
Urceolus 8 inside bottom (as shown in the figure, being its right end face of urceolus 8) 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 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 7-3 on described left and right piston body; The cavity for placing motor 7-4 is provided with in described left piston body 7-1, this motor 7-4 is controlled by described processor module, its rotor 7-5 is connected to described right piston body 7-2, rotate for driving this right piston body 7-2 according to pressure medium, also can be understood as and coaxially deflect respective angles, 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.
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 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 motor 7-4 drives right piston body 7-2 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 7, and then alleviate pressure medium in cylinder body 4, play the object extending the buffer life-span.
The direct current generator 7-4 that described motor 7-4 can adopt precision high, or stepper motor 7-4.Power pack can adopt powered battery.Battery can be installed in left or right piston body 7-2, and pressure transducer 9 such as can adopt the gloomy P499VBS-404C in river.
See Fig. 4, if many of described through hole 7-3, its distribution can be that concentric circle distributes with left and right piston body 7-2.
In order to accurately reach control object, described processor module can adopt single-chip microcomputer, embedded control chip, the pressure signal that described pressure transducer 9 obtains, each motor 7-4 deflection angle in buffer at different levels is accurately controlled by processor module, to control piston body assembly 7 medium flow at different levels, regulate each cylinder body medium pressure.Described processor module can put into described left piston body or right piston body.Connecting line between described pressure transducer 9, motor 7-4, control chip can be placed in the cylinder wall of buffer at different levels, or is directly placed in medium.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.And these belong to spirit institute's apparent change of extending out of the present invention or change and are still among protection scope of the present invention.

Claims (1)

1. be suitable for a two-stage buffer for gradual control buffering order, it is characterized in that comprising: chopped-off head buffer, final stage buffer;
Described chopped-off head buffer, final stage buffer comprise respectively:
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, this piston body assembly is suitable for making 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, and the cylinder body right side of this final stage buffer is equipped with the buffer layer clashed into for buffer sliding block;
The right side of the piston body assembly of described chopped-off head buffer, final stage buffer is respectively equipped with the pressure transducer for detecting pressure medium, each pressure transducer is connected with a processor module respectively;
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 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, i.e. control media flow;
Described motor is direct current generator.
CN201510431198.3A 2013-06-25 2013-06-25 Two stages of buffers controlled by processor module Pending CN105156550A (en)

Applications Claiming Priority (1)

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CN201310260954.1A CN103352953B (en) 2013-06-25 2013-06-25 A kind of two-stage buffer being suitable for gradual control buffering order

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CN105156550A true CN105156550A (en) 2015-12-16

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Family Applications (6)

Application Number Title Priority Date Filing Date
CN201510431198.3A Pending CN105156550A (en) 2013-06-25 2013-06-25 Two stages of buffers controlled by processor module
CN201510431200.7A Pending CN105090320A (en) 2013-06-25 2013-06-25 Buffer controlled by processor module
CN201310260954.1A Expired - Fee Related CN103352953B (en) 2013-06-25 2013-06-25 A kind of two-stage buffer being suitable for gradual control buffering order
CN201510432307.3A Pending CN105090321A (en) 2013-06-25 2013-06-25 Two-stage buffering device suitable for controlling buffering sequence step by step
CN201510431859.2A Pending CN105156773A (en) 2013-06-25 2013-06-25 Buffers suitable for step-by-step control over buffering sequence
CN201510430288.0A Pending CN105041953A (en) 2013-06-25 2013-06-25 Buffer which is suitable for controlling buffering sequence step by step and is controlled by processor module

Family Applications After (5)

Application Number Title Priority Date Filing Date
CN201510431200.7A Pending CN105090320A (en) 2013-06-25 2013-06-25 Buffer controlled by processor module
CN201310260954.1A Expired - Fee Related CN103352953B (en) 2013-06-25 2013-06-25 A kind of two-stage buffer being suitable for gradual control buffering order
CN201510432307.3A Pending CN105090321A (en) 2013-06-25 2013-06-25 Two-stage buffering device suitable for controlling buffering sequence step by step
CN201510431859.2A Pending CN105156773A (en) 2013-06-25 2013-06-25 Buffers suitable for step-by-step control over buffering sequence
CN201510430288.0A Pending CN105041953A (en) 2013-06-25 2013-06-25 Buffer which is suitable for controlling buffering sequence step by step and is controlled by processor module

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105156550A (en) * 2013-06-25 2015-12-16 蒋超 Two stages of buffers controlled by processor module
CN106641075B (en) * 2016-11-30 2019-03-29 江西洪都航空工业集团有限责任公司 A kind of two-stage vent plug formula buffer

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DE3215614A1 (en) * 1982-04-27 1983-02-03 Anna Dorothea 8000 München Sapunarow-Ryffel Hydraulic single-tube shock absorber with damping control
EP1232884A2 (en) * 2001-02-16 2002-08-21 Trw Inc. Anti-roll bar with link actuator for controlling torsional rigidity
US20060049013A1 (en) * 2004-09-03 2006-03-09 Hyundai Mobis Co., Ltd Integrated suspension system for vehicle
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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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Publication number Priority date Publication date Assignee Title
DE3215614A1 (en) * 1982-04-27 1983-02-03 Anna Dorothea 8000 München Sapunarow-Ryffel Hydraulic single-tube shock absorber with damping control
EP1232884A2 (en) * 2001-02-16 2002-08-21 Trw Inc. Anti-roll bar with link actuator for controlling torsional rigidity
US20060049013A1 (en) * 2004-09-03 2006-03-09 Hyundai Mobis Co., Ltd Integrated suspension system for vehicle
DE102008054573A1 (en) * 2008-12-12 2010-06-17 Robert Bosch Gmbh Method for determining compression travel of two pipe-shock absorber for motor vehicle, involves determining compression path from differences of pressures, and calculating compression travel from speed
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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Publication number Publication date
CN105090320A (en) 2015-11-25
CN103352953A (en) 2013-10-16
CN105041953A (en) 2015-11-11
CN105156773A (en) 2015-12-16
CN105090321A (en) 2015-11-25
CN103352953B (en) 2015-10-28

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