CN201531483U - Single-acting fast closing/double-acting boosting hydraulic cylinder - Google Patents
Single-acting fast closing/double-acting boosting hydraulic cylinder Download PDFInfo
- Publication number
- CN201531483U CN201531483U CN2009201995219U CN200920199521U CN201531483U CN 201531483 U CN201531483 U CN 201531483U CN 2009201995219 U CN2009201995219 U CN 2009201995219U CN 200920199521 U CN200920199521 U CN 200920199521U CN 201531483 U CN201531483 U CN 201531483U
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- valve
- cylinder
- acting
- piston
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Abstract
The utility model relates to a single-acting fast closing/double-acting boosting hydraulic cylinder comprising a hydraulic piston cylinder which consists of a cylinder barrel, a piston rod, a piston, a cylinder cover and a tail cover. The hydraulic boosting hydraulic cylinder is mainly characterized in that the tail cover is provided with three oil line channels, wherein one oil line channel is installed with a pipe joint and communicated with a rodless cavity, and is taken as an A hole for an access system; the other two oil line channels are respectively installed with a magnetic valve and a stop valve; the outlet channels of the magnetic valve and the stop valve are combined and then communicated with a flow regulating vale on a valve block; and the outlet of the flow regulating valve is connected with a communicating pipeline. The single-acting fast closing/double-acting boosting hydraulic cylinder controls the on-off of the communicating pipeline by the magnetic valve and a hand stop valve which are connected in parallel on the oil line of the tail cover, realizes the conversion between the single-acting cylinder and the double-acting cylinder, reduces the requirement of the system on heavy punch potential energy, and has the advantages of saving materials, reducing volume, and being convenient in installation and the like, and is suitable for a pilot-controlled actuator of a part-turn-valve.
Description
Technical field
The utility model relates to a kind of hydraulic control device, particularly about a kind of cylinder system.The utility model is applicable to the hydraulic control final controlling element of part turning valve.
Background technique
Common hydraulic jack mainly is divided into double-action and single-acting two big classes.One-way cylinder only can be realized unidirectional hydraulic coupling output, and outer power resets, and can manufacture piston cylinder operator, also can manufacture plunger-type structure; Two-way cylinder can be realized the output of bidirectional hydraulic power, is piston cylinder operator.In current heavy hammer type hydraulic control slow closing valve actuator, it is carried out oil cylinder and generally adopts the single-acting plug cylinder, and rod chamber one end directly inserts oil circuit or logical atmosphere, does not have the function of other superchargings; During work, promote the piston Open valve, the weight of lifting simultaneously deposit kinetic energy by (rodless cavity) hydraulic thrust; Oil cylinder (rodless cavity) release when closing valve, weight falls rapidly, relies on weight kinetic energy to realize valve closing.But such valve all belongs to the seal valve, need enough driving torques that seal pressure is provided, so need enough moment supports to realize, this makes provides the weight that closes valve moment will do very heavyly, or support lever is very long, not only expend a large amount of steel, volume is bigger simultaneously, all causes inconvenience for manufacturing, installation, the operation of equipment.
Summary of the invention
The purpose of this utility model is the shortcoming that exists at prior art, and a kind of economical with materials, volume single-acting quick closing valve/double-action reinforcement hydraulic jack little, easy for installation are provided.
Realize that the technical solution of the utility model comprises a hydraulic piston cylinder, this hydraulic piston cylinder is made up of cylinder barrel, piston rod, piston, cylinder cap, tail-hood, constitute rodless cavity and rod chamber between piston and tail-hood and the cylinder cap respectively, between rodless cavity and rod chamber, connecting pipe is set; Mainly be to be shaped on three asphalt channels on the tail-hood, one of them asphalt channel mounting pipe joint, and be communicated with rodless cavity, be the A mouth of connecting system; On two asphalt channels solenoid valve and stop valve are installed respectively in addition, the outlet passage of solenoid valve and stop valve is passed into the flow control valve on the valve piece after merging, and the outlet of flow control valve links to each other with connecting pipe.
The beneficial effects of the utility model are the break-makes by solenoid valve in parallel on the tail-hood oil circuit and hand stop valve control connecting pipe, realize the conversion of one-way cylinder and two-way cylinder, make in the controlled valve closing process at first by the weight quick closing valve, be closed to a certain degree back hydraulic oil input rod chamber and weight double action throttle down, the reduction system is to the requirement of weight potential energy, has economical with materials, reduces volume, advantage such as easy for installation.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Single-acting quick closing valve as shown in Figure 1/double-action reinforcement hydraulic jack, comprise a hydraulic piston cylinder, this hydraulic piston cylinder is made up of cylinder barrel 7, piston rod 8, piston 9, cylinder cap 3, tail-hood 13, constitute rodless cavity and rod chamber respectively between piston 9 and tail-hood 13 and the cylinder cap 3, connecting pipe 6 is set between rodless cavity and rod chamber.Be shaped on three asphalt channels on the tail-hood 13, one of them asphalt channel mounting pipe joint 19, pipe joint 19 is communicated with rodless cavity, and port is the A mouth of connecting system; On two asphalt channels solenoid valve 17 and stop valve 18 are installed respectively in addition, solenoid valve 17 and stop valve 18 are for being connected in parallel, the inlet passage merging back that is both is communicated with pipe joint 19 and rodless cavity, after merging, outlet passage is passed into the import of the flow control valve 16 on the valve piece 15, the outlet of flow control valve 16 links to each other with connecting pipe 6, is provided with straight coupling 14 between the two.Be shaped on asphalt channel on the cylinder cap 3, this asphalt channel mouth is installed tee union 4, and the two ends in addition of tee union 4 thread a pipe 6 and as the B mouth of connecting system respectively in succession.9 in piston rod 8 and piston are installed with nut 11 lockings with O-ring seals 24 sealings.Lattice are installed between piston 9 and the cylinder barrel 7 are enclosed 23, and evenly arrange the tetrafluoro bronze friction ring 22 of suitable quantity.The output terminal of piston rod 8 connects hinged 1, is linked to each other by screw thread between the two, and with adjusting nut 2 lockings, is the tie point with external loading.3 of piston rod 8 and cylinder caps are provided with dust ring 10 and prevent dust with seal ring 21 sealings, and evenly arrange the tetrafluoro bronze friction guide ring 25 of suitable quantity.Seat ring 5 and back seat ring 12 before install with screw thread at cylinder barrel 7 two ends, on the seat ring 5, tail-hood 13 was installed on the seat ring 12 of back before cylinder cap 3 was installed in.Be provided with and joining journal stirrup of corollary equipment or flange on the preceding seat ring 5.Flow control valve 16, solenoid valve 17, stop valve 18 are the thread cartridge structure.The latus rectum of flow control valve 16, solenoid valve 17, stop valve 18 and connecting pipe 6, the traffic requirement when retraction resets fast according to piston rod 8 is carried out design selection.Solenoid valve 17 is normally closed two-position two-way solenoid valve.
Its working procedure is: under the reset condition, solenoid valve and hand stop valve are and end, this moment, oil cylinder was the two-way ram cylinder of a standard, and pressure oil enters rodless cavity can promote piston Open valve, lifting weight or pressure spring, and hydraulic oil enters return tube in the rod chamber; Two-position two-way solenoid valve gets, oil cylinder rodless cavity is communicated with rod chamber, forms single-action plunger piston cylinder function, at weight potential energy or spring force effect lower piston rod retraction, discharge hydraulic oil in the oil cylinder rodless cavity and add to rod chamber fast, and carry out speed regulation by flow control valve through solenoid valve; The oil cylinder rodless cavity volume is greater than the rod chamber volume, and additional a small amount of hydraulic oil continues from the oil return of oil cylinder B mouth.When oil cylinder moves to default stroke, the solenoid valve dead electricity, cut off the connecting pipe between rod chamber and rodless cavity, the pressure oil of hydraulic system enters rod chamber and promotes piston simultaneously, with external force actings in conjunction such as weight potential energy, implement (square) output energetically, satisfy that the moving water of supporting valve arrangement is closed and the needs of operating mode such as forced seal; Oil sump tank behind the flow control valve that the hydraulic oil that the A mouth is discharged in the oil cylinder rodless cavity is established in addition by system.Open the stop valve that is arranged in parallel with solenoid valve, can directly be communicated with cylinder rod chamber and rodless cavity, manually implement the conversion of double-action function and single-acting function.
Claims (1)
1. single-acting quick closing valve/double-action reinforcement hydraulic jack, comprise a hydraulic piston cylinder, this hydraulic piston cylinder is made up of cylinder barrel (7), piston rod (8), piston (9), cylinder cap (3), tail-hood (13), constitute rodless cavity and rod chamber respectively between piston (9) and tail-hood (13) and the cylinder cap (3), connecting pipe (6) is set between rodless cavity and rod chamber; It is characterized in that being shaped on the tail-hood (13) three asphalt channels, one of them asphalt channel mounting pipe joint (19), and be communicated with rodless cavity, be the A mouth of connecting system; On two asphalt channels solenoid valve (17) and stop valve (18) are installed respectively in addition, after the outlet passage of solenoid valve (17) and stop valve (18) merges, be passed into the flow control valve (16) on the valve piece (15), the outlet of flow control valve (16) links to each other with connecting pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201995219U CN201531483U (en) | 2009-11-05 | 2009-11-05 | Single-acting fast closing/double-acting boosting hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201995219U CN201531483U (en) | 2009-11-05 | 2009-11-05 | Single-acting fast closing/double-acting boosting hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201531483U true CN201531483U (en) | 2010-07-21 |
Family
ID=42526887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201995219U Expired - Fee Related CN201531483U (en) | 2009-11-05 | 2009-11-05 | Single-acting fast closing/double-acting boosting hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201531483U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216485A (en) * | 2013-04-09 | 2013-07-24 | 西安交通大学 | Piston cylinder for driving movable transverse beam to ascend and descend and supplying oil to hydraulic cylinder in transverse beam |
| CN103821792A (en) * | 2014-03-14 | 2014-05-28 | 汤海涛 | Stable hydraulic cylinder |
| CN104373414A (en) * | 2014-10-27 | 2015-02-25 | 湖州环丰机械有限公司 | Compact oil cylinder oil pipe and oil nozzle assembly |
| CN106151658A (en) * | 2015-04-22 | 2016-11-23 | 中核苏阀科技实业股份有限公司 | A kind of combined type nesting oil cylinder valve door drive |
| CN107420370A (en) * | 2017-06-14 | 2017-12-01 | 苏州赛易特环保科技有限公司 | A kind of cylinder component |
| CN107882810A (en) * | 2017-12-13 | 2018-04-06 | 西诺控股集团有限公司 | The adjustable type hydraulic shunting mechanism of ejection oil cylinder of injection molding machine |
| CN107893795A (en) * | 2017-12-13 | 2018-04-10 | 西诺控股集团有限公司 | Project the radial type bindiny mechanism of oil cylinder cylinder cap and fluid pressure line |
| CN108533570A (en) * | 2018-07-05 | 2018-09-14 | 伊婕 | A kind of excavator bucket oil cylinder |
-
2009
- 2009-11-05 CN CN2009201995219U patent/CN201531483U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216485A (en) * | 2013-04-09 | 2013-07-24 | 西安交通大学 | Piston cylinder for driving movable transverse beam to ascend and descend and supplying oil to hydraulic cylinder in transverse beam |
| CN103216485B (en) * | 2013-04-09 | 2015-08-26 | 西安交通大学 | A kind ofly drive moving beam to be elevated and be the piston cylinder of oil hydraulic cylinder fuel feeding in crossbeam |
| CN103821792A (en) * | 2014-03-14 | 2014-05-28 | 汤海涛 | Stable hydraulic cylinder |
| CN104373414A (en) * | 2014-10-27 | 2015-02-25 | 湖州环丰机械有限公司 | Compact oil cylinder oil pipe and oil nozzle assembly |
| CN104373414B (en) * | 2014-10-27 | 2016-09-07 | 湖州环丰机械有限公司 | A kind of compact oil cylinder oil pipe and oil nozzle |
| CN106151658A (en) * | 2015-04-22 | 2016-11-23 | 中核苏阀科技实业股份有限公司 | A kind of combined type nesting oil cylinder valve door drive |
| CN106151658B (en) * | 2015-04-22 | 2018-09-28 | 中核苏阀科技实业股份有限公司 | A kind of combined type nesting oil cylinder valve actuator |
| CN107420370A (en) * | 2017-06-14 | 2017-12-01 | 苏州赛易特环保科技有限公司 | A kind of cylinder component |
| CN107882810A (en) * | 2017-12-13 | 2018-04-06 | 西诺控股集团有限公司 | The adjustable type hydraulic shunting mechanism of ejection oil cylinder of injection molding machine |
| CN107882809A (en) * | 2017-12-13 | 2018-04-06 | 西诺控股集团有限公司 | The cylinder cap of ejection oil cylinder of injection molding machine and fluid pressure line radial type bindiny mechanism |
| CN107893795A (en) * | 2017-12-13 | 2018-04-10 | 西诺控股集团有限公司 | Project the radial type bindiny mechanism of oil cylinder cylinder cap and fluid pressure line |
| CN108533570A (en) * | 2018-07-05 | 2018-09-14 | 伊婕 | A kind of excavator bucket oil cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20121105 |