CN103307170A - Two-stage buffer automatically adjusting buffering stages - Google Patents
Two-stage buffer automatically adjusting buffering stages Download PDFInfo
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- CN103307170A CN103307170A CN2013102558501A CN201310255850A CN103307170A CN 103307170 A CN103307170 A CN 103307170A CN 2013102558501 A CN2013102558501 A CN 2013102558501A CN 201310255850 A CN201310255850 A CN 201310255850A CN 103307170 A CN103307170 A CN 103307170A
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- stage buffer
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- buffer
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Abstract
The invention relates to a two-stage buffer automatically adjusting buffering stages. During a buffering operation, the right end face of a cylinder body of a final-stage buffer part serves as a contact surface colliding with a slide block; an electromagnetic coil is arranged in a side wall of the cylinder body of the final-stage buffer part in a surrounding manner; a pressure sensor for detecting medium pressure is arranged on the right end face of a piston body component of the final-stage buffer part, and connected with a processor module; when the slide block collides with the right end face of the cylinder body, the processor module controls a current drive module to output current matched with a medium pressure value to allow the electromagnetic coil to generate a corresponding magnetic field to attract the slide block according to the medium pressure value; and the processor adjusts or closes the medium traffic flow in the corresponding cylinder body to control the movement speeds or buffering stages of the piston body components according to the medium pressure detected by the pressure sensor when the piston body components of all the buffer parts make piston motion.
Description
Technical field
The present invention relates to a kind of buffer, relate in particular to a kind of two-stage buffer of automatic adjusting buffering progression.
Background technique
In the bumper and absorbing shock field, buffer uses very extensive, and its Main Function is to absorb various impact energys, protection equipment and reduce noise etc.
But slide block is when cushion at collision, because impact energy is excessive, piston has little time work in the buffer, causes the slide block phenomenon that has a rebound, and how can automatically regulate buffering progression is the technical barrier of related domain.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of two-stage buffer of automatic adjusting buffering progression, and this buffer is suitable at slide block automatically regulating the buffering progression of two-stage buffer, with the slide block in the steady kicking motion during at shock eliminator.
The invention provides a kind of two-stage buffer of automatic adjusting buffering progression, comprising: described two-stage buffer comprises: chopped-off head buffer, final stage buffer; Described chopped-off head buffer, final stage buffer comprise respectively: cylindrical, and be used for filling the cylinder body of buffer medium, opening end sealing at this cylinder body is provided with cylinder cap, air-tight movable is combined with a piston rod in the central through bore of described cylinder cap, the right-hand member of this piston rod is provided with the piston body assembly, this piston body assembly is suitable for making piston movement in described cylinder body, and cooperates with the inwall movable sealing of described cylinder body; Wherein, the cylinder body of described chopped-off head buffer consists of the piston rod of described final stage buffer; When buffering work, the surface of contact that the conduct of cylinder body right side and the slide block of described final stage buffer collides; Be arranged with electromagnetic coil in the sidewall of the cylinder body of described final stage buffer; The right side of the piston body assembly of described final stage buffer is provided with the pressure transducer for detection of pressure medium, and this pressure transducer links to each other with a processor module; When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil produce corresponding magnetic field, with the described slide block of adhesive; Until described processor module records the pressure medium value when being equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block; Wherein, the piston body assembly of buffers at different levels is suitable for when making piston movement, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body, with control piston body assembly movement velocity or buffering progression according to the pressure medium that described pressure transducer detects.
Further, described piston body assembly comprises: the left and right piston body of coaxial setting, be arranged with the through hole that several are used for the medium axial flow on this left and right piston body, being sealed and matched between the adjacent face of left and right piston body, so that when making piston movement, medium is only realized coming and going by each through hole on the described left and right piston body and is flowed; Be provided with in the described left piston body for the cavity of placing motor, this motor is controlled by described processor module, its rotor is connected in described right piston body, be used for driving this right piston body rotation according to pressure medium, to control the relative position relation of each through hole on the left and right piston body, and then control media flow, i.e. control piston movement velocity.
Compared with prior art, the present invention has following advantage: (1) the present invention produces the magnetic field that is complementary with surge pressure with the adhesive slide block by processor, current drives module, and anti-limited slip block causes bounce-back because impact energy is excessive; (2) the present invention has overcome in the prior art because the impact energy fluctuation, and cause the technical problem that the two-stage buffer can't co-ordination, the present invention detects impact energy by pressure transducer, and the medium of suitable adjusting buffers at different levels is toward regurgitation volume, to control the movement velocity of each piston body assembly, make buffer co-ordinations at different levels, avoided certain one-level buffer that may occur because impact energy is excessive, all the other buffers have little time compression, and cause the long-term work of this grade buffer under high pressure conditions, easily cause damage; (3) cooperate by each through hole in the left and right piston body, controlling medium in the corresponding cylinder body toward regurgitation volume, thereby change the shuttle speed of respective pistons, to alleviate the cavity pressure of cylinder bodies at different levels, prolong the buffer life-span; (4) this two-stage buffer need not to consider that medium is different, and the application place is extensive, need not to regulate in addition the buffer job order.
Description of drawings
For content of the present invention is more likely to be clearly understood, below the specific embodiment and by reference to the accompanying drawings of basis, 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 work schematic diagram of Fig. 4 piston body assembly of the present invention;
Fig. 5 control circuit structured flowchart of the present invention.
Wherein, the piston rod of the piston rod of 1 chopped-off head buffer, 2 final stage buffers, 4 cylinder bodies, 4-1 electromagnetic coil, 5 cylinder caps, 6 chopped-off head buffers, 6-1 final stage buffer, 7 piston body assemblies, 8 urceolus, 9 pressure transducers, 10 slide blocks, 7-1 left piston body, the right piston body of 7-2,7-3 through hole, 7-4 motor, 7-5 rotor.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
See Fig. 1, Fig. 2 and Fig. 5, a kind of two-stage buffer of automatic adjusting buffering progression, comprising: described two-stage buffer comprises: chopped-off head buffer 1, final stage buffer 2; Described chopped-off head buffer 1, final stage buffer 2 comprise respectively: cylindrical, and be used for filling the cylinder body 4 of buffer medium, opening end sealing at this cylinder body 4 is provided with cylinder cap 5, air-tight movable is combined with a piston rod 6 in the central through bore of described cylinder cap 5, the right-hand member of this piston rod 6 is provided with piston body assembly 7, this piston body assembly 7 is suitable at the described cylinder body 4 interior piston movements of doing, and cooperates with the inwall movable sealing of described cylinder body 4; Wherein, the cylinder body 4 of described chopped-off head buffer 1 consists of the piston rod 6-1 of described final stage buffer 2; When buffering work, the surface of contact that the conduct of cylinder body 4 right sides and the slide block 10 of described final stage buffer 2 collides; Be arranged with electromagnetic coil 4-1 in the sidewall of the cylinder body 4 of described final stage buffer 2; The right side of the piston body assembly 7 of described final stage buffer 2 is provided with the pressure transducer 9 for detection of pressure medium, and this pressure transducer links to each other with a processor module; When described slide block 10 clashes into the right side of described cylinder body, described processor module is suitable for according to the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil 4-1 produce corresponding magnetic field, with the described slide block 10 of adhesive; Until described processor module records the pressure medium value when being equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block 10; Wherein, the piston body assembly 7 of buffers at different levels is suitable for when making piston movement, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body 4 according to the pressure medium that described pressure transducer 9 detects, with speed or the buffering progression of control piston body assembly 7 motions.
Its right end face of urceolus 8 is fixed in piston rod 6 bottoms of described chopped-off head buffer 1.
When described slide block 10 clashes into the right side of described cylinder body 4, described cylinder body 4 is moved to the left, piston body assembly 7 moves right with respect to described cylinder body 4, cylinder body 4 interior right side buffer mediums are subject to larger pressure, when buffer medium flows toward piston body assembly 7 left sides, the pressure that cylinder body 4 interior right side buffer mediums are subject to reduces gradually, until the left and right sides pressure medium of described piston body assembly 7 equates, be that described pressure medium value is when being equilibrium value (being the hydraulic pressure value of the left and right sides of piston body assembly 4 force value when equating), when piston body assembly 7 quit work, slide block 10 also stopped mobile.
Wherein, described processor module adopts single-chip microcomputer, embedded-type ARM module; Pressure transducer 9 for example can adopt the gloomy P499VBS-404C in river; Described current drives module can adopt the alternating current (a.c.) output unit.
See Fig. 3 and Fig. 4, described piston body assembly 7 comprises: the left piston body 7-1 of coaxial setting, right piston body 7-2, be arranged with the through hole 7-3 that several are used for the medium axial flow on this left piston body 7-1, the right piston body 7-2, being sealed and matched between the adjacent face of described left and right piston body, so that when making piston movement, medium is only realized coming and going by each the through hole 7-3 on the described left and right piston body and is flowed; Be provided with in the described left piston body 7-1 for the cavity of placing motor 7-4, this motor 7-4 is controlled by described processor module, its rotor 7-5 is connected in described right piston body 7-2, be used for driving this right piston body 7-2 rotation according to pressure medium, to control the relative position relation of each the through hole 7-3 on the left and right piston body, and then control media flow, i.e. control piston movement velocity.
Dotted line through hole 7-3 represents it is through hole 7-3 among the left piston body 7-1 among Fig. 4, solid line through hole 7-3 represents the through hole 7-3 among the right piston body 7-2, arrow represents motor 7-4 sense of rotation, this Fig. 3 is illustrated in respective through hole 7-3 docking operation on the fitting surface of left and right piston body 7-2, with the rate-of flow in the control through hole.
Described right piston body 7-2 is with respect to the coaxial deflection of right piston body 7-2; its slewing area is no more than the diameter of through hole 7-3; also can be called deflection angle; be that 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 purpose of control media flow; thereby play the piston movement speed of control respective pistons body assembly 7; and then alleviation cylinder body 4 interior pressure mediums; play the purpose that prolongs the buffer life-span, and each buffer can take turns to operate, under non-stop-machine prerequisite; allow the higher buffer of temperature be cooled off, prolonged working life.
Described motor 7-4 can adopt the high direct current generator 7-4 of precision, perhaps stepper motor 7-4.Power pack can adopt powered battery.Battery can be installed in left or the right piston body 7-2.
See Fig. 4, if described through hole 7-3 is how individual, its distribution can be concentric circle with left and right piston body 7-2 and distribute.The signal data line can be placed in cylinder body 4 walls of buffers at different levels, perhaps directly places medium.
Obviously, above-described embodiment only is for example of the present invention clearly is described, and is not to be 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 need not also can't give all mode of executions exhaustive.And these belong to apparent variation or the change that spirit of the present invention extended out and still are among protection scope of the present invention.
Claims (2)
1. automatically regulate the two-stage buffer that cushions progression for one kind, it is characterized in that comprising: described two-stage buffer comprises: chopped-off head buffer, final stage buffer;
Described chopped-off head buffer, final stage buffer comprise respectively:
Cylindrical, and be used for filling the cylinder body of buffer medium, opening end sealing at this cylinder body is provided with cylinder cap, air-tight movable is combined with a piston rod in the central through bore of described cylinder cap, the right-hand member of this piston rod is provided with the piston body assembly, this piston body assembly is suitable for making piston movement in described cylinder body, and cooperates with the inwall movable sealing of described cylinder body;
Wherein, the cylinder body of described chopped-off head buffer consists of the piston rod of described final stage buffer;
When buffering work, the surface of contact that the conduct of cylinder body right side and the slide block of described final stage buffer collides;
Be arranged with electromagnetic coil in the sidewall of the cylinder body of described final stage buffer;
The right side of the piston body assembly of described final stage buffer is provided with the pressure transducer for detection of pressure medium, and this pressure transducer links to each other with a processor module;
When described slide block clashes into the right side of described cylinder body, described processor module is suitable for according to the pressure medium value, control current drives module output and the electric current that this pressure medium value is complementary, make described electromagnetic coil produce corresponding magnetic field, with the described slide block of adhesive; Until described processor module records the pressure medium value when being equilibrium value, control described current drives module and close output current, described magnetic field is disappeared, to discharge described slide block;
Wherein, the piston body assembly of buffers at different levels is suitable for when making piston movement, described processor regulates or cuts out the past regurgitation volume of medium in the corresponding cylinder body, with control piston body assembly movement velocity or buffering progression according to the pressure medium that described pressure transducer detects.
2. two-stage buffer according to claim 1, it is characterized in that, described piston body assembly comprises: the left and right piston body of coaxial setting, be arranged with the through hole that several are used for the medium axial flow on this left and right piston body, being sealed and matched between the adjacent face of left and right piston body, so that when making piston movement, medium is only realized coming and going by each through hole on the described left and right piston body and is flowed;
Be provided with in the described left piston body for the cavity of placing motor, this motor is controlled by described processor module, its rotor is connected in described right piston body, be used for driving this right piston body rotation according to pressure medium, to control the relative position relation of each through hole on the left and right piston body, and then control media flow, i.e. control piston movement velocity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310255850.1A CN103307170B (en) | 2013-06-25 | 2013-06-25 | A kind of two-stage buffer of automatic adjustment buffering progression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310255850.1A CN103307170B (en) | 2013-06-25 | 2013-06-25 | A kind of two-stage buffer of automatic adjustment buffering progression |
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| CN103307170A true CN103307170A (en) | 2013-09-18 |
| CN103307170B CN103307170B (en) | 2015-08-26 |
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| CN201310255850.1A Expired - Fee Related CN103307170B (en) | 2013-06-25 | 2013-06-25 | A kind of two-stage buffer of automatic adjustment buffering progression |
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Citations (6)
| 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 |
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| US20020113393A1 (en) * | 2001-02-16 | 2002-08-22 | Trw Inc. | Anti-roll bar with link actuator for controlling torsional rigitidy |
| CN101932521A (en) * | 2008-04-30 | 2010-12-29 | 三菱电机株式会社 | Shock absorber for elevator |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
| CN202867687U (en) * | 2012-09-28 | 2013-04-10 | 郑松 | Shock absorber for automobile |
-
2013
- 2013-06-25 CN CN201310255850.1A patent/CN103307170B/en not_active Expired - Fee Related
Patent Citations (6)
| 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 |
| CN1040269A (en) * | 1988-05-11 | 1990-03-07 | 法国石油研究所 | Prevent that mobile object from continuing the repeatedly anti-rebounding device of spring bump after clashing into another object for the first time |
| US20020113393A1 (en) * | 2001-02-16 | 2002-08-22 | Trw Inc. | Anti-roll bar with link actuator for controlling torsional rigitidy |
| CN101932521A (en) * | 2008-04-30 | 2010-12-29 | 三菱电机株式会社 | Shock absorber for elevator |
| CN202149175U (en) * | 2011-06-30 | 2012-02-22 | 北京金自天和缓冲技术有限公司 | Buffer |
| CN202867687U (en) * | 2012-09-28 | 2013-04-10 | 郑松 | Shock absorber for automobile |
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| CN103307170B (en) | 2015-08-26 |
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Effective date of registration: 20210111 Address after: 215104 Building 1, No. 1368, Wuzhong Avenue, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Wei you Intellectual Property Operation Co.,Ltd. Address before: No. 4469, Wuzhong Avenue, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU TANG'S MACHINERY MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20220810 Address after: 215128 2 / F, building 1, No. 178, Tayun Road, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: SUZHOU WEISIDAO INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 215104 Building 1, No. 1368, Wuzhong Avenue, Yuexi street, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Wei you Intellectual Property Operation Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 |