CN105240438A - Three-stage buffer with piston movement adjusted by processor according to impact pressure - Google Patents
Three-stage buffer with piston movement adjusted by processor according to impact pressure Download PDFInfo
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- CN105240438A CN105240438A CN201510672976.8A CN201510672976A CN105240438A CN 105240438 A CN105240438 A CN 105240438A CN 201510672976 A CN201510672976 A CN 201510672976A CN 105240438 A CN105240438 A CN 105240438A
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- stage buffer
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Abstract
The invention relates to a three-stage buffer with piston movement adjusted by a processor according to impact pressure. The three-stage buffer is composed of a front-stage buffer body, a middle-stage buffer body and a tail-stage buffer body. The buffer bodies each comprise a cylindrical cylinder body filled with a buffer medium, cylinder covers are arranged at the opening ends of the cylinder bodies in a sealed manner, piston rods are in sealed movable fit with center through holes of the cylinder covers, and piston body assemblies are arranged at the right ends of the piston rods, are suitable for conducting piston movement in the cylinder bodies and are in movable sealed fit with the inner walls of the cylinder bodies. The cylinder body of the front-stage buffer body serves as the piston rod of the middle-stage buffer body and the cylinder body of the middle-stage buffer body serves as the piston rod of the tail-stage buffer body. A pressure sensor used for detecting the pressure of the medium is arranged on the right end face of the piston body assembly of the middle-stage buffer body. The piston body assemblies of all the buffer bodies are suitable for adjusting the reciprocating flow of the medium in the corresponding cylinder bodies in the piston movement process according to the medium pressure detected by the pressure sensor, so that the moving speeds of pistons are controlled.
Description
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
Existing buffer, it is two-stage buffer, different with initial minimum force by the medium maximum, force in chopped-off head buffer, secondary buffer, to control the sequence of operation of chopped-off head buffer, secondary buffer; 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 method of work of the buffer moved with regulating piston according to surge pressure, and this method of work solves the change due to impact energy, realizes the technical problem that piston movement matches with impact energy.
The invention provides a kind of method of work of buffer, wherein, described buffer is three grades of buffers, and these three grades of buffers comprise: chopped-off head buffer, intergrade buffer and final stage buffer; Described chopped-off head buffer, intergrade 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 intergrade buffer, the cylinder body of described intergrade 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 cushion pad clashed into for buffer sliding block; The right side of the piston body assembly of described intergrade buffer 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: 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, regulate 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.
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.
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 at high pressure conditions, 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) these three grades of buffers are 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 three grades of buffers of the present invention;
The structural representation two of Fig. 2 three grades of buffers of the present invention;
The structural representation of the piston body assembly in Fig. 3 three grades of buffers 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 three grades of buffers of the present invention.
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 method of work of buffer, described buffer is three grades of buffers, and these three grades of buffers comprise: chopped-off head buffer 1, intergrade buffer 2 and final stage buffer 3; Described chopped-off head buffer 1, intergrade buffer, final stage buffer 3 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 intergrade buffer 2, the cylinder body 4 of described intergrade buffer 2 forms the piston rod 6-2 of described final stage buffer 3, and cylinder body 4 right side of this final stage buffer 3 is equipped with the cushion pad 4-1 clashed into for buffer sliding block; The right side of the piston body assembly of described intergrade buffer 2 is provided with the pressure transducer 9 for detecting pressure medium, and this pressure transducer is connected with a processor module; The method of work of described buffer comprises: 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, regulate medium in corresponding cylinder body 4 toward regurgitation volume, with the speed of control piston motion.
Urceolus 8 inside bottom (as being its right end face in figure) is fixed on bottom the piston rod 6 of described chopped-off head buffer 1.F represents the pressure direction that three grades of buffers are subject to, and F1, F2, F3 represent the moving direction of piston in buffer at different levels.
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 buffer of corresponding stage can also be closed, three grades of buffers take turns to operate, and when effectively preventing work, cause buffer to damage because temperature raises.
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 described through hole 7-3 is multiple, 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.
Claims (1)
1. a method of work for buffer, is characterized in that: described buffer is three grades of buffers, and these three grades of buffers comprise: chopped-off head buffer, intergrade buffer and final stage buffer;
Described intergrade buffer, to 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, 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 intergrade buffer, the cylinder body of described intergrade 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 cushion pad clashed into for buffer sliding block; The right side of the piston body assembly of described intergrade buffer is provided with the pressure transducer for detecting pressure medium, and this pressure transducer is connected with a processor module;
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, is the through hole for medium axial flow that concentric circle distributes with left and right piston body respectively, 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.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310260953.7A CN103307193B (en) | 2013-06-25 | 2013-06-25 | According to the method for work of the buffer that surge pressure is moved with regulating piston |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310260953.7A Division CN103307193B (en) | 2013-06-25 | 2013-06-25 | According to the method for work of the buffer that surge pressure is moved with regulating piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105240438A true CN105240438A (en) | 2016-01-13 |
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Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310260953.7A Active CN103307193B (en) | 2013-06-25 | 2013-06-25 | According to the method for work of the buffer that surge pressure is moved with regulating piston |
| CN201510673903.0A Pending CN105240436A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with piston movement adjusted by processor according to impact pressure |
| CN201510672976.8A Pending CN105240438A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with piston movement adjusted by processor according to impact pressure |
| CN201510673971.7A Pending CN105257771A (en) | 2013-06-25 | 2013-06-25 | Buffer allowing processor to adjust piston motion according to impact pressure |
| CN201510673927.6A Pending CN105240437A (en) | 2013-06-25 | 2013-06-25 | Working method for buffer with piston movement adjusted by processor according to impact pressure |
| CN201510672490.4A Pending CN105257770A (en) | 2013-06-25 | 2013-06-25 | Buffer for adjusting piston movement through processor according to impact pressure |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310260953.7A Active CN103307193B (en) | 2013-06-25 | 2013-06-25 | According to the method for work of the buffer that surge pressure is moved with regulating piston |
| CN201510673903.0A Pending CN105240436A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with piston movement adjusted by processor according to impact pressure |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510673971.7A Pending CN105257771A (en) | 2013-06-25 | 2013-06-25 | Buffer allowing processor to adjust piston motion according to impact pressure |
| CN201510673927.6A Pending CN105240437A (en) | 2013-06-25 | 2013-06-25 | Working method for buffer with piston movement adjusted by processor according to impact pressure |
| CN201510672490.4A Pending CN105257770A (en) | 2013-06-25 | 2013-06-25 | Buffer for adjusting piston movement through processor according to impact pressure |
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| CN (6) | CN103307193B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043596A (en) * | 2019-04-03 | 2019-07-23 | 江苏科技大学 | A kind of thrust bearing energy-consumption damper peculiar to vessel and its assembly method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273966B (en) * | 2019-06-18 | 2020-09-08 | 天津大学 | Multistage controllable variable damping shock absorber |
| CN110735871A (en) * | 2019-09-27 | 2020-01-31 | 达英科(南京)设备有限公司 | Three-stage spring telescoping mechanism and three-stage spring telescoping adjusting method |
Citations (5)
| 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 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2262583A (en) * | 1991-12-18 | 1993-06-23 | Jordan Valchev Georgiev | Shock absorbing device |
| JPH05187471A (en) * | 1992-01-10 | 1993-07-27 | Bridgestone Corp | Vibration damping device |
| JP5081066B2 (en) * | 2008-06-04 | 2012-11-21 | 株式会社日立製作所 | Hydraulic shock absorber for elevator |
| CN102767587A (en) * | 2012-08-02 | 2012-11-07 | 杭州沪宁电梯配件有限公司 | Fully-sealed hydraulic buffering device |
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2013
- 2013-06-25 CN CN201310260953.7A patent/CN103307193B/en active Active
- 2013-06-25 CN CN201510673903.0A patent/CN105240436A/en active Pending
- 2013-06-25 CN CN201510672976.8A patent/CN105240438A/en active Pending
- 2013-06-25 CN CN201510673971.7A patent/CN105257771A/en active Pending
- 2013-06-25 CN CN201510673927.6A patent/CN105240437A/en active Pending
- 2013-06-25 CN CN201510672490.4A patent/CN105257770A/en active Pending
Patent Citations (5)
| 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043596A (en) * | 2019-04-03 | 2019-07-23 | 江苏科技大学 | A kind of thrust bearing energy-consumption damper peculiar to vessel and its assembly method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103307193A (en) | 2013-09-18 |
| CN105257771A (en) | 2016-01-20 |
| CN105257770A (en) | 2016-01-20 |
| CN103307193B (en) | 2016-01-27 |
| CN105240436A (en) | 2016-01-13 |
| CN105240437A (en) | 2016-01-13 |
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Application publication date: 20160113 |
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| RJ01 | Rejection of invention patent application after publication |