CN2246216Y - Spiral extension inner sealed valve - Google Patents

Abstract

The utility model relates to a spiral telescopic inner seal valve which belongs to a device for controlling the flows of supply pipelines. The spiral telescopic inner seal valve is composed of a nozzle press screw, a seal ring, a cam mechanism or a screw mechanism, etc. The utility model is characterized in that the nozzle press screw and the cam mechanism are sealed by ladder planes A valve cover is opened or closed in a telescopic way by the rotation of an opening and closing pipe. A water faucet and a shower head switch can be formed by the combination of the spiral telescopic inner seal valve with a water outflow nozzle and a shower head. The utility model can also form a stop valve, a gate valve, a plug valve, an angle valve, an intermediate valve and various container valves with a valve body matched with screw threads of the utility model. After being combined, various valves are suitable for controlling various flows. The utility model has the advantages of simple structure, easy fabrication and convenient opening and closing.

Description

Revolve flexible inner sealed valve

The utility model belongs to a kind of pipeline control flow rate device.

Traditional stopcock, sealing is poor, complex structure, processing difficulties, cost height.

The purpose of this utility model is, a kind of flexible inner sealed valve that revolves is provided, and it not only can connect into water tap with water outlet, basket strainer, and can also with valve body or the various intervening valves of the supporting formation of container, angle valve, three Twoway valvess, various vessel valve.Cam mechanism or screw mechanism in the pressured mouth screw of its structure make the valve gap telescopic open-close valve port on the driven member, thereby can constitute wiper seal valve and topped seal valve, improve sealing reliability.So it is than traditional stopcock control flow rate more effectively.It is simple in structure, and manufacturing is more prone to.Be applicable to the various flows of control.

The utility model is achieved in that when the valve opening state of connecting pipeline or container, keying pipe on the turn pressure mouth screw, make the cam path slide relative of cam bit on the keying pipe on the driven member in the cam mechanism, driven member stretches out in the valve tube seat simultaneously, and the valve gap on the driven member leaves valve port; When the valve closing state, driven member shrinks, and makes valve gap cover valve port, and the pulling force by flow pressure and cam mechanism between valve gap and the valve port seals, and constitutes various valves.

When valve of the present utility model cooperated valve body or container, turn opened and closed pipe, makes the valve port on the driven member valve gap press seal valve body in cam mechanism or the screw mechanism, promptly closed, and valve gap leaves the valve port on the valve pipe simultaneously, promptly opened, and constituted three Twoway valvess.When valve gap was opening and closing between the position, three Twoway valvess became threeway.Valve gap two sides on three Twoway valvess can be provided with diaphragm seal.Keying Guan Yiduan on above-mentioned three Twoway valvess can be entity, and is provided with handle.

Fig. 1, Fig. 2, Fig. 3 are sectional structure charts of the present utility model.

The utility model is achieved in that by the pressure mouth screw (10) of connecting pipeline or container, seal ring (1), (9), diaphragm seal (6) to be formed, and it is characterized in that being provided with in the pressure mouth screw (10) the keying valve of cam mechanism.Valve pipe (13) on the cam mechanism wears movingly with keying pipe (12), contain driven member (7) and cam bit (8) respectively in the cam path (4) on restraining groove (2) on the valve pipe (13) and the keying pipe (12), one end of cam mechanism passes pressure mouth screw (10), ladder position on another end valve pipe (13) becomes stationary fit with pressure mouth screw (10), and valve pipe (13) overcoat that passes the position opens and closes pipe (12) and is provided with hand two (11).The valve pipe (13) that passes the position is gone up supporting water outlet (14) the formation water tap that is provided with.

Referring to Fig. 1 the utility model is described in detail: be provided with valve pipe (13) in the pressure mouth screw (10) of connecting pipeline or container and open and close pipe (12), the two wears movingly, contain driven member (7) and cam bit (8) respectively in the cam path (4) on restraining groove (2) on the valve pipe (13) and the keying pipe (12), constitute cam mechanism.One end of cam mechanism passes pressure mouth screw (10), ladder position on another end valve pipe (13) becomes stationary fit with pressure mouth screw (10), valve pipe (13) overcoat that passes the position opens and closes pipe (12) and is provided with handle (11), and moving handle (11) rotates keying pipe (12) between pressure mouth screw (10) and valve pipe (13).In the restraining groove (2) on the above-mentioned valve pipe (13) assembling groove (3) is arranged, the driven member (7) that slides in restraining groove (2) can modification make cam bit (8) bottom enter assembling groove (3), be that cam bit (8) surface is equal with valve pipe (13) disc, can be inserted in like this and open and close pipe (12), in the time of in cam bit (8) enters the cam path (4) that opens and closes on the pipe (12), driven member (7) restores to the original state.Turn opens and closes pipe (12) and makes the slide of cam bit (8) along cam path (4), be to reciprocatingly slide in the restraining groove (2) of driven member (7) on valve pipe (13), determine the size of flow by the distance of the valve gap (5) on the driven member (7) and valve port, close during the valve gap covering.Valve gap (5) on the above-mentioned driven member (7) and the sealing between the valve port can improve surface finishment, also can adopt diaphragm seal (6) to realize, diaphragm seal (6) is connected by riveted with valve gap (5).

Cam mechanism in the pressure mouth screw (10) among Fig. 1, can replace by screw mechanism, cam mechanism convexity race (4) is replaced by keying pipe and the driven member that keying pipe (12), driven member (7) are provided with the matching thread body with cam bit (8), and set up position-limit mechanism, thereby driven member (7) is reciprocatingly slided in restraining groove, and screw mechanism still becomes stationary fit by the ladder position of valve pipe (13) one ends with pressure mouth screw (10).

Referring to Fig. 1, Fig. 2, when valve pressure mouth screw (10) cooperates valve body (16) or other valve body or various container, turn opens and closes pipe (12), driven member (7) valve gap (5) in the cam mechanism is stretched out, and the last valve port of press seal valve body (16), promptly close, valve gap (5) leaves the valve port on the valve pipe (13) simultaneously, promptly open, constitute three Twoway valvess.When valve gap (5) was opening and closing between the position, three Twoway valvess became threeway.Riveted diaphragm seal (6) can be distinguished in valve gap (5) two sides on three Twoway valvess.Keying pipe (12) one ends on above-mentioned three Twoway valvess can be used pipe plug, also can be entity [(12) among Fig. 2], shorten valve pipe (13) simultaneously and become valve pipe (17), and be provided with handle (11) and retaining screw (15), constitute stop valve at keying pipe (12) entity end.

Referring to Fig. 2, Fig. 3, when the cam mechanism in the valve pressure mouth screw (10) is replaced by screw mechanism, screw mechanism is made of the keying pipe (18) of threaded body and the driven member (20) that matches, and keying pipe (18) is spacing by the groove and the axle ring washer (19) that open and close on the pipe (18) with pressure mouth screw (10); Driven member (20) is spacing by restraining groove (21) and the position-limited claw (22) on the pressure mouth screw (10) on the driven member (20).When rotary opening and closing pipe (18), the screw rod on the driven member (20) is stretched out from open and close the threaded body of managing on (18), and compress the valve port on the valve body (16), realize throttle down.Above driven member (2o) or (7) and valve body (16) can constitute the gate valve and the various valve that match.

The ladder surface of the utility model pressure mouth screw (10) and keying pipe (12), valve pipe (13) wear and are provided with seal ring (1), (9) between the ladder surface of contact; Also be provided with the tightness that diaphragm seal (6) improves valve on the valve gap between the surface of contact of valve gap (5) and valve port.The ladder position and the pressure mouth screw (10) of above-mentioned valve pipe (13) one ends can be set as supporting multi-arris body, make cam mechanism or screw mechanism in the pressure mouth screw (10) adjust tightness automatically under the differential pressure action of flow.

Referring to Fig. 1, Fig. 2, Fig. 3, when pressure mouth screw (10) cooperates valve body (16), the keying pipe (12) that passes pressure mouth screw (10) end is set as entity or sealed tube, and on entity or sealed tube, constitute multi-arris body or increase handle (11) thereon and come opening/shutting valve, the valve pipe (13) that opens and closes in the pipe (12) is replaced by valve pipe (17), diaphragm seal (6) on the driven member (7) is located at valve gap (5) outside, constitutes stop valve.Cam mechanism in the above-mentioned stop valve can be screw mechanism, open and close keying pipe (18) replacement of pipe (12) by threaded body, valve pipe (13) and driven member (7) can be valve plug by an end, the other end replaces with the screw thread driven member (20) that opens and closes the threaded body coupling on the pipe (18), and set up restraining groove (21), position-limited claw (22) comes spacing.When opening/shutting valve, rotary opening and closing pipe (18) makes driven member (20) telescopic moving, and the valve port when driven member stretches out on the topped valve body (16) is promptly closed, otherwise is Open valve.

For the cam bit (8) that reaches on the cam follower (7) in the pressure mouth screw (10) slides better with the cam path (4) that opens and closes on the pipe (12), can set up on cam bit (8) for this reason that flip sleeve reduces wear and frictional force.In keying pipe (12) that passes pressure mouth screw (10) position and valve pipe (13), open and close pipe (12) except that establishing handle (11), also can directly replace by hexagon or capstan, valve pipe (13) one ends can be threaded body, also can be equipped with water outlet (14) or basket strainer, can also constitute the valve of various uses and the water tap of various uses being made as flange respectively on the valve pipe (13) of threaded body on the pressure mouth screw (10) and extending area.

The ladder surface of the utility model pressure mouth screw (10) seals with opening and closing the ladder surface that contact between pipe (12), valve pipe (13), can improve degree of finish, also can be provided with seal ring (1), (9) seal.Valve pipe (13) one end ladder positions and pressure mouth screw (10) are stationary fit, also can fix for complimentary keyways or pin, can also constitute multi-arris body movingly, valve pipe (13) is reciprocatingly slided within the specific limits, cause valve pipe (13) owing to reciprocatingly slide and open and close gap between pipe (12) ladder surface of contact, therefore, when valve pipe (13) the other end connects water outlet (14), can constitute from the water tap that washes handle (11), as long as push water outlet (14) during unlatching, cause the valve leak source, realize rinse water faucet handles (11).

Claims (8)

1. one kind revolves flexible inner sealed valve, is made up of pressure mouth screw (10), seal ring (1), (9), the diaphragm seal (6) of connecting pipeline or container, it is characterized in that being provided with in the pressure mouth screw (10) the keying valve of cam mechanism.Valve pipe (13) on the cam mechanism wears movingly with keying pipe (12), contain driven member (7) and cam bit (8) respectively in the cam path (4) on restraining groove (2) on the valve pipe (13) and the keying pipe (12), one end of cam mechanism passes pressure mouth screw (10), ladder position on another end valve pipe (13) becomes stationary fit with pressure mouth screw (10), and valve pipe (13) overcoat that passes the position opens and closes pipe (12) and is provided with handle (11).

2. according to claim 1ly revolve flexible inner sealed valve, it is characterized in that the cam mechanism in the pressure mouth screw (10) can be replaced by screw mechanism, the cam path in the cam mechanism (4) is replaced by nut body and screw rod body with cam bit (8), and sets up position-limit mechanism.

3. according to claim 1 and 2ly revolve flexible inner sealed valve, it is characterized in that valve pipe (13) passes pressure mouth screw (10) end and is provided with screw thread, and set water outlet (14) or basket strainer.

4. describedly revolve flexible inner sealed valve according to claim 1 or 3, it is characterized in that pressure mouth screw (10), open and close pipe (12), valve pipe (13) wears the ladder surface of contact and is provided with seal ring (1), (9); Valve gap (5) is provided with diaphragm seal (6) with the surface of contact of valve port.

5. according to claim 1 and 2ly revolve flexible inner sealed valve, it is characterized in that pressure mouth screw (10) cooperates valve body (16), the keying pipe (12) that passes pressure mouth screw (10) end is for entity or for sealing, and on entity or sealed tube, be provided with multi-arris body or handle (11), the valve pipe (13) that opens and closes in the pipe (12) is replaced by valve pipe (17), and the diaphragm seal (6) on the driven member (7) is located at valve gap (5) outside.

6. according to claim 5ly revolve flexible inner sealed valve, it is characterized in that the cam mechanism in the pressure mouth screw (10) can be screw mechanism, open and close keying pipe (18) replacement of pipe (12) by threaded body, valve pipe (13) and driven member (7) can be valve plug by an end, the other end replaces with the screw thread driven member (20) that opens and closes the threaded body coupling on the pipe (18), and sets up restraining groove (21), position-limited claw (22).

7. revolve flexible inner sealed valve according to claim 1 or 5, it is held to levy on the cam bit (8) that is in the cam path (4) and sets up flip sleeve.

8. according to claim 1 and 2ly revolve flexible inner sealed valve, it is characterized in that the ladder surface of valve pipe (13) one ends becomes supporting multi-arris body with pressure mouth screw (10).

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