CN202194989U - Air hydraulic damping speed controller - Google Patents
Air hydraulic damping speed controller Download PDFInfo
- Publication number
- CN202194989U CN202194989U CN2011201348076U CN201120134807U CN202194989U CN 202194989 U CN202194989 U CN 202194989U CN 2011201348076 U CN2011201348076 U CN 2011201348076U CN 201120134807 U CN201120134807 U CN 201120134807U CN 202194989 U CN202194989 U CN 202194989U
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- cylinder
- oil
- valve core
- speed regulator
- air
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- Expired - Fee Related
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Abstract
The utility model discloses a valve core and an air hydraulic damping speed controller formed by the valve core. The valve core comprises a valve core body, an oil through hole and a groove are arranged on the valve core body, and a gradually deepening groove is arranged on the outer wall of the valve core body. The air hydraulic damping speed controller formed by the valve core comprises an inner cylinder, an outer cylinder, a cylinder piston, a hydraulic cylinder, a check valve with the valve core, a speed controlling cap and an oil cylinder retractor device. The outer cylinder is sleeved outside the inner cylinder and provided with air outlet holes, an oil cavity is arranged in the inner cylinder, one end of the oil cavity is connected with the cylinder piston, and the other end of the oil cavity is communicated with the hydraulic cylinder. The check valve is arranged at the end of the hydraulic cylinder, and the speed controlling cap is matched with the check valve. The oil cylinder retractor device is arranged in the hydraulic cylinder. The air hydraulic damping speed controller has the advantages that the gradually deepening groove has large angle adjusting range and large depth compared with other grooves, feeding speed of the speed controller is more stable in use, and scales that an indicator indicates can be conveniently read. A piston rod can stay at any position to achieve multi-step feeding in the air hydraulic mode.
Description
Technical field
The utility model belongs to the speed regulator technical field, especially relates to a kind of air hydraulic damping speed regulator.
Background technique
The hydraulic damping speed regulator is as wanting element most it mainly plays the effect of stablizing feed speed on the machines such as various measuring trucks, lathe, milling machine, and spool is the topmost element on the speed regulator.The structure of the spool on the existing speed regulator is different; What but great majority were offered on regulating spool in them all is eyebrow type groove; The adjusting angle of this groove is 0～270 °; Its degree of depth is 0～0.5mm, and its governing speed fluctuation is big in use, feed speed is unstable and sometimes can can't see pointer scale pointed; And the piston rod on the common hydraulic damping speed regulator can only once return to put in place by spring, can not realize the feeding that distributes, and has many inconvenience in use, therefore is necessary to improve.
The model utility content
The purpose of the utility model is the deficiency that exists to above-mentioned existing technology; A kind of air hydraulic damping speed regulator is provided, and it has regulates and feed speed is stable and can see conveniently that scale and piston rod that pointer is pointed can go up the characteristics that realize the multistep feeding that stop at an arbitrary position.
To achieve these goals; The technological scheme that the utility model adopted is: a kind of spool; Comprise valve core; One end of valve core offers the oil through that is communicated with its inwall, also offer on the said valve core respectively with speed regulator on the groove that cooperates of inner cylinder and valve casing, offer gradually dark formula groove on the outer wall of said valve core.
The said gradually fan-shaped angle of dark formula groove is 270 °～340 °.
The said gradually progressive depth bounds of dark formula groove is 0～1mm.
By the air hydraulic damping speed regulator that spool constitutes, comprise one-way valve, speed regulation cap and the oil cylinder expansion device of inside cylinder, outside cylinder, cylinder piston, oil hydraulic cylinder, belt spool; Outside and outside cylinder that said outside cylinder is set in inside cylinder are provided with air outlet hole; Be provided with oil pocket in the said inside cylinder, cylinder piston one end cooperates with oil pocket, and the other end is arranged in the outside cylinder, all is provided with the interval that can let cylinder piston free movable in said oil pocket and the outside cylinder, and said oil pocket is communicated with oil hydraulic cylinder through oil outlet; The one-way valve of said belt spool is arranged on the end of oil hydraulic cylinder, and speed regulation cap and one-way valve cooperatively interact; Said oil cylinder expansion device is arranged in the oil hydraulic cylinder and with one-way valve and cooperatively interacts.
Said oil hydraulic cylinder comprises outer oil cylinder and inner cylinder, forms an end and is communicated with the passage that the other end cooperates with one-way valve with oil outlet thereby leave certain clearance between outer oil cylinder and the inner cylinder.
Said oil cylinder expansion device comprises piston rod, oil cylinder piston, spring, block, steel ball and Microspring, is provided with the chamber that is interconnected in the said oil cylinder piston, and one of them chamber cooperates with piston rod, and block, steel ball and Microspring are arranged in another chamber; One end of said Microspring and block elasticity butt, the other end is connected on the steel ball.
One end of said outside cylinder is provided with the air inlet screw, and the other end is provided with plug.
Be provided with housing pin in the said cylinder piston.
Be respectively arranged with seal ring on said outside cylinder, inside cylinder, cylinder piston, inner cylinder, outer oil cylinder, oil cylinder piston and the piston rod.
After adopting said structure; The utility model is compared the advantage that is had with existing technology: the utility model simple in structure; Gradually dark formula groove is big with the existing angular range of comparing its adjusting, the degree of depth is darker; Like this, the speed of speed regulator feeding just can be comparatively stable in use, and also can conveniently see the scale that pointer is pointed; And can let piston rod go up at an arbitrary position to stop with the mode of air hydraulic pressure to realize the multistep feeding, bring convenience to use.
Description of drawings
Fig. 1 is the structure sectional view of the utility model;
Fig. 2 is the structural representation of the utility model spool;
Fig. 3 be among Fig. 2 A-A to the structure sectional view;
Fig. 4 be among Fig. 2 B-B to the structure sectional view.
Embodiment
The following stated is merely the preferred embodiment of the utility model, does not therefore limit the protection domain of the utility model, below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Embodiment; See that Fig. 2 is to shown in Figure 4: a kind of spool, comprise valve core 10, an end of valve core 10 offers the oil through 11 that is communicated with its inwall; The hydraulic pressure cavity of outer oil cylinder 21 is communicated with on oil through 11 and the speed regulator, can let hydraulic oil flow in the spool through this hole.Also offer on the said valve core 10 respectively with speed regulator on the groove 12 that cooperates of inner cylinder 20 and valve casing 30, make it more fastening through the concavo-convex cooperation between them.Offer gradually dark formula groove 13 on the outer wall of said valve core 10, the said gradually fan-shaped angle of dark formula groove 13 is 270 °～340 °, and we select 330 ° for good under normal conditions; When rotated, along with the increase of angle, it is big that the flow of hydraulic oil also slowly becomes.The progressive depth bounds of said gradually dark formula groove 13 is 0～1mm, and when selecting above-mentioned 330 °, the innermost degree of depth is 0.8mm, this degree of depth with can let speed regulator reach the working state of the best cooperating of angle.
See that Fig. 1 is to shown in Figure 4:, comprise one-way valve, speed regulation cap 21 and the oil cylinder expansion device of inside cylinder 40, outside cylinder 41, cylinder piston 42, oil hydraulic cylinder, belt spool by the air hydraulic damping speed regulator that spool constitutes.Outside and outside cylinder 41 that said outside cylinder 41 is set in inside cylinder 40 are provided with air outlet hole 43, and air outlet hole 43 can let cylinder piston 42 when motion, discharge that part of air near inside cylinder 41.Be provided with oil pocket 44 in the said inside cylinder 40, in the oil pocket 44 hydraulic oil be housed, cylinder piston 42 1 ends cooperate with oil pocket 44, and the other end is arranged in the outside cylinder 41, all are provided with in said oil pocket 44 and the outside cylinder 41 to let the free movable intervals of cylinder piston 42.Said oil pocket 44 is communicated with oil hydraulic cylinder through oil outlet 441, and when cylinder piston 42 compressed oil pockets 44 like this, hydraulic oil just can escape and enter in the oil hydraulic cylinder from oil outlet 441.The one-way valve of said belt spool is arranged on the end of oil hydraulic cylinder, and speed regulation cap 21 cooperatively interacts with one-way valve, thereby speed regulation cap 21 can be regulated the flow of hydraulic oil and controls its feed speed.Said oil cylinder expansion device is arranged in the oil hydraulic cylinder and with one-way valve and cooperatively interacts; Said oil hydraulic cylinder comprises outer oil cylinder 21 and inner cylinder 20, forms an end and is communicated with the passage 22 that the other end cooperates with one-way valve with oil outlet 441 thereby leave certain clearance between outer oil cylinder 21 and the inner cylinder 20.Said oil cylinder expansion device comprises piston rod 23, oil cylinder piston 24, spring 25, block 26, steel ball 28 and Microspring 27; Be provided with the chamber that is interconnected in the said oil cylinder piston 24; One of them chamber cooperates with piston rod 23, and block 26, steel ball 28 are arranged in another chamber with Microspring 27; One end of said Microspring 27 and block 26 elasticity butts, the other end is connected on the steel ball 28, and Microspring 27 can let steel ball 28 after using end, be returned to original position.One end of said outside cylinder 41 is provided with air inlet screw 411, and the other end is provided with plug 412.Be provided with housing pin 421 in the said cylinder piston 42.Be respectively arranged with seal ring on said outside cylinder 41, inside cylinder 40, cylinder piston 42, inner cylinder 20, outer oil cylinder 21, oil cylinder piston 24 and the piston rod 23.
Claims (9)
1. the air hydraulic damping speed regulator that is made up of spool is characterized in that: the one-way valve, speed regulation cap (21) and the oil cylinder expansion device that comprise inside cylinder (40), outside cylinder (41), cylinder piston (42), oil hydraulic cylinder, belt spool; Outside and outside cylinder (41) that said outside cylinder (41) is set in inside cylinder (40) are provided with air outlet hole (43); Be provided with oil pocket (44) in the said inside cylinder (40); Cylinder piston (42) one ends cooperate with oil pocket (44); The other end is arranged in the outside cylinder (41); All be provided with the interval that can let cylinder piston (42) free movable in said oil pocket (44) and the outside cylinder (41), said oil pocket (44) is communicated with oil hydraulic cylinder through oil outlet (441); The one-way valve of said belt spool is arranged on the end of oil hydraulic cylinder, and speed regulation cap (21) cooperatively interacts with one-way valve; Said oil cylinder expansion device is arranged in the oil hydraulic cylinder and with one-way valve and cooperatively interacts.
2. the air hydraulic damping speed regulator that constitutes by spool according to claim 1; It is characterized in that: said oil hydraulic cylinder comprises outer oil cylinder (21) and inner cylinder (20), outer oil cylinder (21) with inner cylinder (20) thus between leave certain clearance and form an end and be communicated with the passage (22) that the other end cooperates with one-way valve with oil outlet (441).
3. the air hydraulic damping speed regulator that constitutes by spool according to claim 2; It is characterized in that: said oil cylinder expansion device comprises piston rod (23), oil cylinder piston (24), spring (25), block (26), steel ball (28) and Microspring (27); Said oil cylinder piston is provided with the chamber that is interconnected in (24); One of them chamber cooperates with piston rod (23), and block (26), steel ball (28) are arranged in another chamber with Microspring (27); One end of said Microspring (27) and block (26) elasticity butt, the other end is connected on the steel ball (28).
4. the air hydraulic damping speed regulator that constitutes by spool according to claim 3, it is characterized in that: an end of said outside cylinder (41) is provided with air inlet screw (411), and the other end is provided with plug (412).
5. the air hydraulic damping speed regulator that is made up of spool according to claim 4 is characterized in that: be provided with housing pin (421) in the said cylinder piston (42).
6. the air hydraulic damping speed regulator that is made up of spool according to claim 5 is characterized in that: be respectively arranged with seal ring on said outside cylinder (41), inside cylinder (40), cylinder piston (42), inner cylinder (20), outer oil cylinder (21), oil cylinder piston (24) and the piston rod (23).
7. the air hydraulic damping speed regulator that constitutes by spool according to claim 1; It is characterized in that: said spool comprises valve core (10); One end of valve core (10) offers the oil through (11) that is communicated with its inwall; Also offer on the said valve core (10) respectively with speed regulator on the groove (12) that cooperates of inner cylinder (20) and valve casing (30), offer gradually dark formula groove (13) on the outer wall of said valve core (10).
8. the air hydraulic damping speed regulator that is made up of spool according to claim 7 is characterized in that: the said gradually fan-shaped angle of dark formula groove (13) is 270 °～340 °.
9. the air hydraulic damping speed regulator that is made up of spool according to claim 7 is characterized in that: the said gradually progressive depth bounds of dark formula groove (13) is 0～1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201348076U CN202194989U (en) | 2011-04-23 | 2011-04-23 | Air hydraulic damping speed controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201348076U CN202194989U (en) | 2011-04-23 | 2011-04-23 | Air hydraulic damping speed controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202194989U true CN202194989U (en) | 2012-04-18 |
Family
ID=45949901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201348076U Expired - Fee Related CN202194989U (en) | 2011-04-23 | 2011-04-23 | Air hydraulic damping speed controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202194989U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157206A (en) * | 2015-08-21 | 2015-12-16 | 谢启标 | Self-power-generation gas water heater capable of carrying out linear regulation |
| CN105276064A (en) * | 2015-10-27 | 2016-01-27 | 江苏今达纺织实业有限公司 | Let-off mechanism buffer with adjustable response speed and application method thereof |
| CN106195096A (en) * | 2016-08-30 | 2016-12-07 | 福鼎市金雄机车部件有限公司 | The damping cylinder of range-adjustable |
| CN108488296A (en) * | 2018-03-21 | 2018-09-04 | 武汉船用机械有限责任公司 | A kind of hydraulic bjuffer |
| CN114607721A (en) * | 2022-02-18 | 2022-06-10 | 浙江正星健身器有限公司 | Treadmill and adjustable integrated damper |
-
2011
- 2011-04-23 CN CN2011201348076U patent/CN202194989U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157206A (en) * | 2015-08-21 | 2015-12-16 | 谢启标 | Self-power-generation gas water heater capable of carrying out linear regulation |
| CN105276064A (en) * | 2015-10-27 | 2016-01-27 | 江苏今达纺织实业有限公司 | Let-off mechanism buffer with adjustable response speed and application method thereof |
| CN105276064B (en) * | 2015-10-27 | 2017-09-26 | 江苏今达纺织实业有限公司 | A kind of adjustable let-off mechanism buffer of reaction speed and its application process |
| CN106195096A (en) * | 2016-08-30 | 2016-12-07 | 福鼎市金雄机车部件有限公司 | The damping cylinder of range-adjustable |
| CN108488296A (en) * | 2018-03-21 | 2018-09-04 | 武汉船用机械有限责任公司 | A kind of hydraulic bjuffer |
| CN114607721A (en) * | 2022-02-18 | 2022-06-10 | 浙江正星健身器有限公司 | Treadmill and adjustable integrated damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190829 Address after: 318014 No. 2, No. 558 Haihao Road, Taizhou City, Zhejiang Province, No. 16 Industrial Cooperation Park, Zhongde (Taizhou) of Zhejiang Province Patentee after: Taizhou Jiuchuang Technology Co., Ltd. Address before: 318020 Jianyang Village 225, Yuanqiao Town, Huangyan District, Taizhou City, Zhejiang Province Patentee before: Zheng Liyun |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120418 Termination date: 20200423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |