CN204878983U - Two -way hydraulic actuating's hydrovalve - Google Patents
Two -way hydraulic actuating's hydrovalve Download PDFInfo
- Publication number
- CN204878983U CN204878983U CN201520492858.4U CN201520492858U CN204878983U CN 204878983 U CN204878983 U CN 204878983U CN 201520492858 U CN201520492858 U CN 201520492858U CN 204878983 U CN204878983 U CN 204878983U
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Abstract
The utility model discloses a two -way hydraulic actuating's hydrovalve, include valve body, connecting seat, closing cap, piston cylinder, piston, piston rod and sealed head, valve body, connecting seat, piston cylinder and closing cap are connected by supreme down in order, and the valve body constitution has the water inlet of intake antrum, play water cavity, switch -on intake antrum, the delivery port of putting through out the water cavity and switch -on intake antrum and goes out a mouth of a river of water cavity, and sealed head is located in the intake antrum. It has the exhaust chamber to constitute between connecting seat and the valve body, constitutes the leakage fluid dram that has this exhaust chamber of switch -on on the connecting seat. The piston setting in the piston cylinder and separate the piston cylinder constitute about two cavitys, the closing cap constitutes the epicoele business turn over hydraulic fluid port that has cavity on the switch -on piston cylinder, the piston cylinder constitutes the cavity of resorption business turn over hydraulic fluid port that has cavity under the switch -on piston cylinder. Terminal surface under the piston is connected to the piston rod upper end, and its lower extreme is connected with sealed head after passing connecting seat, exhaust chamber, valve body, play water cavity in proper order and sealing the mouth of a river. The utility model discloses when using, can avoid the piston cylinder under the intracavity phenomenon that the profit mixes appears.
Description
Technical field
The utility model relates to a kind of mechanism controlling fluid on-off, the hydrovalve of specifically bidirectional hydraulic operation.
Background technique
Usually adopt hydrovalve to control the break-make of current in water supply line, during existing hydrovalve work, usually occur that piston cylinder upper cavity pressure oil bleeds in piston cylinder cavity of resorption along the gap between piston and piston cylinder, when valve body water conservancy diversion, current also can enter in piston cylinder cavity of resorption, this causes forming oil mixing with water in the cavity of resorption of piston cylinder, does not utilize recycling of fluid.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of hydrovalve avoiding occurring in piston cylinder cavity of resorption the bidirectional hydraulic operation of oil mixing with water.
The utility model solves the problem and is achieved through the following technical solutions: the hydrovalve of bidirectional hydraulic operation, comprise valve body, connecting base, capping, piston cylinder, piston, piston rod and sealing head, described valve body, connecting base, piston cylinder and capping connect from the bottom to top in turn, described valve body is configured with water-inlet cavity, water chamber, connect the water intake of water-inlet cavity, connect the water outlet of water chamber, and connect the water cut off device of water-inlet cavity and water chamber, described sealing head is located in water-inlet cavity, exhaust chamber is configured with between described connecting base and valve body, and connecting base is configured with the liquid port connecting this exhaust chamber, described piston is arranged in piston cylinder and piston separator cylinder forms upper and lower two cavitys, and described capping is configured with the epicoele oil inlet and outlet connecting piston cylinder upper cavity, and piston cylinder is configured with the cavity of resorption oil inlet and outlet connecting piston cylinder lower chamber, described piston rod upper end is connected to piston lower surface central position, and its lower end is connected with sealing head through after connecting base, exhaust chamber, valve body, water chamber and water cut off device successively.During original state of the present utility model, sealing head closes water cut off device, and water-inlet cavity and water chamber are disconnected.During the utility model application, when needs Open valve, by the upper cavity oiling of epicoele oil inlet and outlet to piston cylinder, fluid orders about piston and moves downward, and piston driving piston rod moves downward, and piston rod orders about sealing head and no longer closes water cut off device, water-inlet cavity and water chamber are connected, current enter from water-inlet cavity, and enter in water chamber through water cut off device, and then discharge from water outlet; When needs Shuttoff Valve, to the lower chamber oiling of piston cylinder, piston cylinder lower chamber volume increases, order about piston upwards, drive piston rod and sealing head to move upward, and close water cut off device by sealing head, wherein, in the process of piston upwards, the fluid in piston cylinder upper cavity is discharged from epicoele oil inlet and outlet.Exhaust chamber of the present utility model is used for the water cavity of piston separator cylinder lower chamber and valve body.
In order to promote the sealability between exhaust chamber and piston cylinder lower chamber, further, described connecting base upwards caves at the position being positioned at exhaust chamber top and is configured with packing cavity, and described piston rod through this packing cavity, and is provided with stuffing box packing layer between piston rod and packing cavity sidewall.
In order to prevent filler from coming off, further, the hydrovalve of bidirectional hydraulic operation, also comprises the gland be located in exhaust chamber, and described gland is connected with connecting base and closes the lower ending opening of packing cavity, and described piston rod is through gland.
In order to the sealability between the water cavity of poppet body and exhaust chamber, further, described piston rod is provided with seal ring through the position of valve body and piston rod.
Compared with prior art, the utility model has following beneficial effect: (1) the utility model overall structure is simple, be convenient to realize, cost is low, the exhaust chamber of the utility model by setting up between piston cylinder lower chamber and the water cavity of valve body, and be provided with the liquid port connecting exhaust chamber, can avoid occurring oil mixing with water in piston cylinder cavity of resorption, and a small amount of fluid that piston cylinder cavity of resorption leaks and the water that valve body water cavity leaks enter in exhaust chamber, and can discharge from liquid port, fluid in the upper and lower cavity of piston cylinder then can be recycled, saving resource.
(2) the utility model adopt bidirectional hydraulic mode operate, flexible movements are reliable, simple operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment.
Name in accompanying drawing corresponding to reference character is called: 1, valve body, 2, connecting base, 3, capping, 4, piston cylinder, 5, piston, 6, piston rod, 7, sealing head, 8, gland, 9, stuffing box packing layer, 10, water intake, 11, water outlet, 12, epicoele oil inlet and outlet, 13, cavity of resorption oil inlet and outlet, 14, liquid port, 15, seal ring.
Embodiment
Below in conjunction with embodiment and accompanying drawing, detailed description is further done to the utility model, but mode of execution of the present utility model is not limited thereto.
Embodiment 1:
As shown in Figure 1, the hydrovalve of bidirectional hydraulic operation, comprise valve body 1, connecting base 2, capping 3, piston cylinder 4, piston 5, piston rod 6 and sealing head 7, wherein, valve body 1, connecting base 2, piston cylinder 4 and capping 3 connect from the bottom to top in turn, valve body 1 is configured with water-inlet cavity, water chamber, connect the water intake 10 of water-inlet cavity, connect the water outlet 11 of water chamber, and connect the water cut off device of water-inlet cavity and water chamber, the present embodiment in the specific implementation, in Fig. 1, water intake 10 is interchangeable with the position of water outlet 11, when after water intake 10 with water outlet 11 location swap, the position of water-inlet cavity and water chamber also exchanges.The sealing head 7 of the present embodiment is located in water-inlet cavity, and it is for carrying out closed water cut off device.Be configured with exhaust chamber between the connecting base 2 of the present embodiment and valve body 1, and connecting base 2 be configured with the liquid port 14 connecting this exhaust chamber.The piston 5 of the present embodiment is arranged in piston cylinder 4, and piston 5 piston separator cylinder 4 inner region forms piston cylinder 4 upper cavity between capping 3 and piston 5 and the piston cylinder between piston 5 and connecting base 24 lower chamber.The capping 3 of the present embodiment is configured with the epicoele oil inlet and outlet 12 connecting piston cylinder 4 upper cavity, and piston cylinder 4 is configured with the cavity of resorption oil inlet and outlet 13 connecting piston cylinder 4 lower chamber.The piston 5 of the present embodiment, piston rod 6, exhaust chamber, water cut off device and sealing head are coaxially arranged, piston rod 6 upper end is connected to piston 5 lower end surface central position, and its lower end is connected with sealing head 7 through after connecting base 2, exhaust chamber, valve body 1, water chamber and water cut off device successively.
Embodiment 2:
The present embodiment has made following restriction further on the basis of embodiment 1: the connecting base 2 of the present embodiment upwards caves at the position being positioned at exhaust chamber top and is configured with packing cavity, packing cavity is also coaxially arranged with piston rod 6, and piston rod 6 is through this packing cavity, is provided with stuffing box packing layer 9 between piston rod 6 and packing cavity sidewall.The present embodiment comes the gap between packed-piston bar 6 and connecting base 2 by stuffing box packing layer 9, and the fluid that can reduce piston cylinder 4 lower chamber further enters in exhaust chamber, and can prevent the current in exhaust chamber from entering in piston cylinder 4 lower chamber.
Embodiment 3:
The present embodiment has made following restriction further on the basis of embodiment 2: the present embodiment also comprises the gland 8 be located in exhaust chamber, and wherein, gland 8 is connected with connecting base 2 and closes the lower ending opening of packing cavity, and piston rod 6 is through gland 8.The present embodiment, under the effect of gland 8, can prevent the filler on stuffing box packing layer 9 from dropping in exhaust chamber.
Embodiment 4:
The present embodiment has been made and have been limited further as follows on the basis of embodiment 1 ~ embodiment 3: the piston rod 6 of the present embodiment is provided with seal ring 15 through the position of valve body 1 and piston rod 6, and the seal ring 15 of the present embodiment can adopt rubber to make.The present embodiment, can sealability between lift piston rod 6 and valve body 1 by arranging seal ring 15, and then the current that can reduce in valve body 1 water cavity enter the amount of exhaust chamber by the gap between piston rod 6 and valve body 1.
Above content is the further description done the utility model in conjunction with concrete preferred implementation, can not assert that embodiment of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other mode of executions drawn under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (4)
1. the hydrovalve of bidirectional hydraulic operation, it is characterized in that, comprise valve body (1), connecting base (2), capping (3), piston cylinder (4), piston (5), piston rod (6) and sealing head (7), described valve body (1), connecting base (2), piston cylinder (4) and capping (3) connect from the bottom to top in turn, described valve body (1) is configured with water-inlet cavity, water chamber, connect the water intake (10) of water-inlet cavity, connect the water outlet (11) of water chamber, and connect the water cut off device of water-inlet cavity and water chamber, described sealing head (7) is located in water-inlet cavity, exhaust chamber is configured with between described connecting base (2) and valve body (1), and connecting base (2) is configured with the liquid port (14) connecting this exhaust chamber, described piston (5) is arranged in piston cylinder (4) and piston separator cylinder (4) forms upper and lower two cavitys, described capping (3) is configured with the epicoele oil inlet and outlet (12) connecting piston cylinder (4) upper cavity, and piston cylinder (4) is configured with the cavity of resorption oil inlet and outlet (13) connecting piston cylinder (4) lower chamber, described piston rod (6) upper end is connected to piston (5) lower end surface central position, and its lower end is connected with sealing head (7) through after connecting base (2), exhaust chamber, valve body (1), water chamber and water cut off device successively.
2. the hydrovalve of bidirectional hydraulic operation according to claim 1, it is characterized in that, described connecting base (2) upwards caves at the position being positioned at exhaust chamber top and is configured with packing cavity, described piston rod (6) through this packing cavity, and is provided with stuffing box packing layer (9) between piston rod (6) and packing cavity sidewall.
3. the hydrovalve of bidirectional hydraulic operation according to claim 2, it is characterized in that, also comprise the gland (8) be located in exhaust chamber, described gland (8) is connected with connecting base (2) and closes the lower ending opening of packing cavity, and described piston rod (6) is through gland (8).
4. the hydrovalve of bidirectional hydraulic according to claim 1 operation, is characterized in that, described piston rod (6) is provided with seal ring (15) through the position of valve body (1) and piston rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492858.4U CN204878983U (en) | 2015-07-10 | 2015-07-10 | Two -way hydraulic actuating's hydrovalve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492858.4U CN204878983U (en) | 2015-07-10 | 2015-07-10 | Two -way hydraulic actuating's hydrovalve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878983U true CN204878983U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520492858.4U Expired - Fee Related CN204878983U (en) | 2015-07-10 | 2015-07-10 | Two -way hydraulic actuating's hydrovalve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042096A (en) * | 2015-07-10 | 2015-11-11 | 四川奇胜科技有限公司 | Hydraulic control mechanism convenient to reset |
-
2015
- 2015-07-10 CN CN201520492858.4U patent/CN204878983U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042096A (en) * | 2015-07-10 | 2015-11-11 | 四川奇胜科技有限公司 | Hydraulic control mechanism convenient to reset |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20151216 Termination date: 20180710 |