CN105257766A - Three-stage buffer with processor module controlling buffering sequence stage by stage - Google Patents
Three-stage buffer with processor module controlling buffering sequence stage by stage Download PDFInfo
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- CN105257766A CN105257766A CN201510654742.0A CN201510654742A CN105257766A CN 105257766 A CN105257766 A CN 105257766A CN 201510654742 A CN201510654742 A CN 201510654742A CN 105257766 A CN105257766 A CN 105257766A
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- buffer
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- piston body
- cylinder body
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Abstract
The invention relates to a three-stage buffer with a processor module controlling the buffering sequence stage by stage. The three-stage buffer comprises a first-stage buffer body, an intermediate-stage buffer body and a last-stage buffer body which each comprise a cylindrical cylinder body used for being filled with buffering medium, wherein a cylinder cover is arranged at an opening end of the cylinder body in a sealing mode; a piston rod is arranged in a central through hole of the cylinder cover in a sealing and movably matched mode; a piston body assembly is arranged at the right end of the piston rod, is suitable for doing piston movement in the cylinder body and is matched with the inner wall of the cylinder body in a movable and sealed mode. The cylinder body of the first-stage buffer body forms the piston rod of the intermediate-stage buffer body. The cylinder body of the intermediate-stage buffer body forms the piston rod of the last-stage buffer body. A pressure sensor used for detecting medium pressure is arranged on the right end surface of the piston body assembly of the first-stage buffer body. When the piston body assemblies of all the buffer bodies are suitable for doing piston movement, the reciprocating flow of the medium in the corresponding cylinder body is adjusted according to the medium pressure detected by the pressure sensor so that the piston movement speed can be controlled.
Description
Technical field
The present invention relates to a kind of buffer, particularly relating to a kind of take elastic gel as the buffer of buffer medium.
Background technique
In bumper and absorbing shock field, buffer uses very extensive, and its Main Function absorbs various impact energy, proterctive equipment and reduction noise etc.
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 three grades of buffers being suitable for gradual control buffering order, and these three grades of buffers solve the change due to impact energy, and rely on the difference of medium, is difficult to the technical problem limiting buffer operative at different levels order.
The invention provides a kind of three grades of buffers being suitable for gradual control buffering order, comprising: 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 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.
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.
Wherein, piston rod, the piston rod of 6-1 intergrade buffer, the piston rod of 6-2 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 intergrade buffers, 3 final stage buffers, 4 cylinder bodies, 4-1 cushion pad, 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 three grades of buffers being suitable for gradual control buffering order, comprising: 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 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 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, and arbitrary grade of buffer can also be controlled take turns to operate, all the other buffers can quit work, continuous firing is effectively avoided to produce higher temperature, affect 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 three grades of buffers of gradual control buffering order, it is characterized in that comprising: 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 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;
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.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310256284.6A CN103335053B (en) | 2013-06-25 | 2013-06-25 | A kind of three grades of buffers being suitable for gradual control buffering order |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310256284.6A Division CN103335053B (en) | 2013-06-25 | 2013-06-25 | A kind of three grades of buffers being suitable for gradual control buffering order |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105257766A true CN105257766A (en) | 2016-01-20 |
Family
ID=49243260
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310256284.6A Active CN103335053B (en) | 2013-06-25 | 2013-06-25 | A kind of three grades of buffers being suitable for gradual control buffering order |
| CN201510654742.0A Withdrawn CN105257766A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with processor module controlling buffering sequence stage by stage |
| CN201510654452.6A Withdrawn CN105257764A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with processor controlling buffering sequence |
| CN201510655137.5A Withdrawn CN105276061A (en) | 2013-06-25 | 2013-06-25 | Three-level buffer with buffer sequence controlled by processor |
| CN201510654600.4A Withdrawn CN105257765A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with processor module controlling buffering sequence stage by stage |
| CN201510654743.5A Withdrawn CN105276062A (en) | 2013-06-25 | 2013-06-25 | Three-level buffer controlled by processor module and suitable for controlling buffer sequence level by level |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310256284.6A Active CN103335053B (en) | 2013-06-25 | 2013-06-25 | A kind of three grades of buffers being suitable for gradual control buffering order |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510654452.6A Withdrawn CN105257764A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with processor controlling buffering sequence |
| CN201510655137.5A Withdrawn CN105276061A (en) | 2013-06-25 | 2013-06-25 | Three-level buffer with buffer sequence controlled by processor |
| CN201510654600.4A Withdrawn CN105257765A (en) | 2013-06-25 | 2013-06-25 | Three-stage buffer with processor module controlling buffering sequence stage by stage |
| CN201510654743.5A Withdrawn CN105276062A (en) | 2013-06-25 | 2013-06-25 | Three-level buffer controlled by processor module and suitable for controlling buffer sequence level by level |
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| Country | Link |
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| CN (6) | CN103335053B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733528A (en) * | 2019-12-04 | 2020-01-31 | 北京强度环境研究所 | Elastic daub buffering device for motor train unit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730397A (en) * | 2018-06-26 | 2018-11-02 | 海南大学 | A kind of air spring additional air chamber of variable volume |
Family Cites Families (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 |
| US6457730B1 (en) * | 2001-02-16 | 2002-10-01 | Trw Inc. | Anti-roll bar with link actuator for controlling torsional rigidity |
| DE10227817A1 (en) * | 2002-02-28 | 2003-09-11 | Taiheiyo Kogyo Kk | Control valve for compressors and its manufacturing process |
| MY134843A (en) * | 2003-11-05 | 2007-12-31 | Harn Marketing Sdn Bhd | Fluid damper |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
-
2013
- 2013-06-25 CN CN201310256284.6A patent/CN103335053B/en active Active
- 2013-06-25 CN CN201510654742.0A patent/CN105257766A/en not_active Withdrawn
- 2013-06-25 CN CN201510654452.6A patent/CN105257764A/en not_active Withdrawn
- 2013-06-25 CN CN201510655137.5A patent/CN105276061A/en not_active Withdrawn
- 2013-06-25 CN CN201510654600.4A patent/CN105257765A/en not_active Withdrawn
- 2013-06-25 CN CN201510654743.5A patent/CN105276062A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110733528A (en) * | 2019-12-04 | 2020-01-31 | 北京强度环境研究所 | Elastic daub buffering device for motor train unit |
| CN110733528B (en) * | 2019-12-04 | 2021-01-05 | 北京强度环境研究所 | Elastic daub buffering device for motor train unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105257764A (en) | 2016-01-20 |
| CN105276062A (en) | 2016-01-27 |
| CN103335053B (en) | 2015-12-23 |
| CN103335053A (en) | 2013-10-02 |
| CN105276061A (en) | 2016-01-27 |
| CN105257765A (en) | 2016-01-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160120 |