CN212297823U - Corrugated pipe stop valve - Google Patents

Abstract

The utility model discloses a bellows stop valve, which belongs to the technical field of stop valves, and comprises a stop valve main body, a liquid inlet pipe is installed on one side of the stop valve main body, a liquid outlet pipe is installed on one side of the stop valve main body away from the liquid inlet pipe, a detection device is installed on the liquid outlet pipe, the detection device comprises a shell, a connecting pipe, a spring, a movable plate, a connecting rod, a plugging ring and a plugging block, the shell is arranged above and inside the liquid outlet pipe, the bottom surface of the shell is connected with the liquid outlet pipe above the liquid outlet pipe, the two shells are connected through the connecting pipe, and the movable plate is connected inside the shell in a sliding manner; the utility model discloses a set up casing, connecting pipe, spring, movable plate, connecting rod, choking ring, choking piece, screw rod, connecting plate and nut for the stop valve can judge whether self appears the damage through the position of connecting plate, and then has improved the convenience of stop valve inspection work.

Description

Corrugated pipe stop valve

Technical Field

The utility model belongs to the technical field of the stop valve, concretely relates to bellows stop valve.

Background

The stop valve, also called stop valve, is one of the most widely used valves, and it is popular because the friction between the sealing surfaces is small in the opening and closing process, it is durable, the opening height is not large, it is easy to manufacture, it is convenient to maintain, it is not only suitable for middle and low pressure, but also for high pressure.

Chinese patent application No. CN201520642957.6 discloses a bellows stop valve which operates smoothly and has good sealing performance.

The above patent has the following problems: 1. the above patent has the problem that the check of the stop valve is difficult, so that the stop valve cannot be maintained in time when damaged easily, and the convenience of the stop valve is reduced; 2. the above patent has the problem that the liquid passing through the stop valve cannot be filtered, thereby reducing the practicability of the stop valve.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a bellows stop valve has the characteristics that the convenience is good, the practicality is high.

In order to achieve the above object, the utility model provides a following technical scheme: a corrugated pipe stop valve comprises a stop valve main body, a liquid inlet pipe is installed on one side of the stop valve main body, a liquid outlet pipe is installed on one side, far away from the liquid inlet pipe, of the stop valve main body, a detection device is installed on the liquid outlet pipe and comprises a shell, a connecting pipe, a spring, a movable plate, a connecting rod, a blocking ring and a blocking block, the shell is arranged above and inside the liquid outlet pipe, the bottom surface of the shell is connected with the liquid outlet pipe above the liquid outlet pipe, the two shells are connected through the connecting pipe, the movable plate is connected to the inner side of the shell in a sliding mode, the spring is installed on one side, close to the connecting pipe, of the movable plate, one end, far away from the movable plate, of the spring is connected with the shell, the connecting rod is, fixing device includes screw rod, connecting plate and nut, drain pipe top one side that the connecting pipe was kept away from to the connecting rod is installed the connecting plate, sliding connection has the screw rod on the connecting plate, the nut is all installed to the both sides that just are located the connecting plate on the screw rod, and the drain pipe is inboard one side that the connecting pipe was kept away from to the connecting rod is installed and is blocked up the chock, the inboard of drain pipe and with block up the corresponding position of chock and install and block up the chock.

Preferably, a pull ring is connected above the connecting plate.

Preferably, a sealing ring is mounted on the outer side of the moving plate.

Preferably, the shell is connected with the liquid outlet pipe through a plurality of fixing rods.

Preferably, install filter equipment on the feed liquor pipe, filter equipment includes electronic flexible post, solid fixed ring, raceway, sealed lid, filter screen and closing plate, two solid fixed ring are installed to the inboard of feed liquor pipe, two the both sides of keeping away from each other between the solid fixed ring all are provided with the closing plate, connect through a plurality of electronic flexible posts between solid fixed ring and the closing plate, two the filter screen is installed to one side that just is close to the stop valve main part between the solid fixed ring, the raceway is all installed to the upper and lower both sides of feed liquor pipe, there is sealed lid in the outside of raceway through threaded connection.

Preferably, the outer side of the sealing cover is provided with an anti-slip sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up casing, connecting pipe, spring, movable plate, connecting rod, choking ring, choking piece, screw rod, connecting plate and nut for the stop valve can judge whether self appears the damage through the position of connecting plate, and then has improved the convenience of stop valve inspection work.

2. The utility model discloses a set up electronic flexible post, solid fixed ring, raceway, sealed lid, filter screen and closing plate for the stop valve can filter the liquid through the stop valve, and can discharge the impurity that filters down, thereby has improved the practicality of stop valve.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is a partial cross-sectional view of the present invention.

In the figure: 1. a shut-off valve body; 2. a liquid inlet pipe; 3. a filtration device; 31. an electric telescopic column; 32. a fixing ring; 33. a water delivery pipe; 34. a sealing cover; 35. filtering with a screen; 36. a closing plate; 4. a detection device; 41. a housing; 42. a connecting pipe; 43. a spring; 44. moving the plate; 45. a connecting rod; 46. a choke ring; 47. a plugging block; 5. a fixing device; 51. a screw; 52. a connecting plate; 53. a nut; 6. a liquid outlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a corrugated pipe stop valve comprises a stop valve body 1, a liquid inlet pipe 2 is installed on one side of the stop valve body 1, a liquid outlet pipe 6 is installed on one side, away from the liquid inlet pipe 2, of the stop valve body 1, a detection device 4 is installed on the liquid outlet pipe 6, the detection device 4 comprises a shell 41, a connecting pipe 42, a spring 43, a movable plate 44, a connecting rod 45, a blocking ring 46 and a blocking block 47, the shell 41 is arranged above and inside the liquid outlet pipe 6, the bottom surface of the shell 41 above the liquid outlet pipe 6 is connected with the liquid outlet pipe 6, the two shells 41 are connected through the connecting pipe 42, the movable plate 44 is connected with the inner side of the shell 41 in a sliding mode, the spring 43 is installed on one side, close to the connecting pipe 42, of the spring 43, one end, away from the movable plate 44, is connected with the shell 41, the connecting rod 45 is installed, fixing device 5 includes screw rod 51, connecting plate 52 and nut 53, and connecting plate 52 is installed to the one side that connecting rod 45 kept away from connecting pipe 42 in the top of drain pipe 6, and sliding connection has screw rod 51 on connecting plate 52, and nut 53 is all installed to the both sides that just are located connecting plate 52 on the screw rod 51, and stifled jam 47 is installed to the one side that connecting rod 45 kept away from connecting pipe 42 in the inboard of drain pipe 6, and stifled jam 47 is installed to the inboard of drain pipe 6 and the position corresponding with jam 47.

Specifically, a pull ring is connected above the connecting plate 52,

by adopting the technical scheme, the connecting plate 52 can be operated by a worker through the pull ring, so that the convenience in use is improved.

Specifically, a seal ring is mounted on the outer side of the moving plate 44,

by adopting the above technical solution, a gap is prevented from occurring between the moving plate 44 and the housing 41.

Specifically, the shell 41 at the inner side of the liquid outlet pipe 6 is connected with the liquid outlet pipe 6 through a plurality of fixed rods,

through adopting above-mentioned technical scheme, the condition that the inboard casing 41 of drain pipe 6 appears the offset has been prevented.

Specifically, the liquid inlet pipe 2 is provided with the filtering device 3, the filtering device 3 comprises electric telescopic columns 31, fixing rings 32, a water conveying pipe 33, a sealing cover 34, a filter screen 35 and a sealing plate 36, the inner side of the liquid inlet pipe 2 is provided with the two fixing rings 32, the two sides of the two fixing rings 32, which are far away from each other, are provided with the sealing plate 36, the fixing rings 32 are connected with the sealing plate 36 through the plurality of electric telescopic columns 31, the filter screen 35 is arranged between the two fixing rings 32 and on one side close to the stop valve main body 1, the water conveying pipe 33 is arranged on the upper side and the lower side of the liquid inlet pipe 2, the outer side of the water conveying,

through adopting above-mentioned technical scheme for the stop valve can filter the liquid through the stop valve, and can discharge the impurity that filters down.

Specifically, the outer side of the sealing cover 34 is provided with an anti-slip sleeve,

by adopting the technical scheme, the phenomenon of hand slip when the sealing cover 34 is screwed is prevented.

The structure and the principle of the stop valve main body 1 of the utility model are disclosed in the corrugated pipe stop valve disclosed in the Chinese patent with the application number of CN 201520642957.6.

The utility model discloses a theory of operation and use flow: when the stop valve is used, the electric telescopic column 31 in the filtering device 3 is started, the electric telescopic column 31 drives the sealing plate 36 to be far away from the fixing ring 32, the stop valve main body 1 is operated, the liquid inlet pipe 2 is communicated with the liquid outlet pipe 6, impurities in liquid in the stop valve are intercepted on one side of the filter screen 35, and therefore filtering is carried out, after the stop valve is used, the electric telescopic column 31 is started again, the sealing plate 36 is moved back to the original position, then the two sealing covers 34 are unscrewed, water is poured into the water conveying pipe 33 from the upper portion, and then the water flow drives the impurities to be discharged from the water conveying pipe 33 on the lower portion. When the stop valve is not used, if the stop valve main body 1 is damaged and cannot work, liquid can push the blocking block 47 to move, the blocking block 47 pushes media in the shell 41 in the liquid outlet pipe 6 to the inner shell 41 above the liquid outlet pipe 6 through the connecting rod 45 and the moving plate 44, the connecting plate 52 is further driven to move, a worker can judge the state of the stop valve main body 1, then the worker can fix the position of the connecting plate 52 through the nut 53 and the screw 51, the position of the blocking block 47 is further fixed, the blocking block is matched with the blocking ring 46, the liquid outlet pipe 6 is temporarily sealed, if the stop valve main body 1 is not damaged, the position of the blocking block 47 cannot move, and the position of the connecting plate 52 cannot change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A bellows stop valve, includes stop valve main part (1), its characterized in that: feed liquor pipe (2) is installed to one side of stop valve main part (1), feed liquor pipe (2) is kept away from one side of feed liquor pipe (2) to install drain pipe (6) in stop valve main part (1), install detection device (4) on drain pipe (6), detection device (4) include casing (41), connecting pipe (42), spring (43), movable plate (44), connecting rod (45), jam ring (46) and jam piece (47), the top and the inboard of drain pipe (6) all are provided with casing (41), drain pipe (6) top the bottom surface and the drain pipe (6) of casing (41) are connected, two connect through connecting pipe (42) between casing (41), the inboard sliding connection of casing (41) has movable plate (44), spring (43) are installed to one side that movable plate (44) are close to connecting pipe (42), one end of the spring (43) far away from the moving plate (44) is connected with the shell (41), a connecting rod (45) is arranged on one side of the moving plate (44) far away from the spring (43), a fixing device (5) is arranged on one side of the connecting rod (45) far away from the connecting pipe (42) above the liquid outlet pipe (6), the fixing device (5) comprises a screw rod (51), a connecting plate (52) and a nut (53), the connecting plate (52) is arranged on one side, away from the connecting pipe (42), of the connecting rod (45) above the liquid outlet pipe (6), the connecting plate (52) is connected with a screw rod (51) in a sliding manner, nuts (53) are arranged on the screw rod (51) and positioned on two sides of the connecting plate (52), a blocking block (47) is arranged on one side, away from the connecting pipe (42), of the connecting rod (45) on the inner side of the liquid outlet pipe (6), the inner side of the liquid outlet pipe (6) and the position corresponding to the blocking block (47) are provided with the blocking block (47).

2. A bellows shut-off valve according to claim 1, wherein: and a pull ring is connected above the connecting plate (52).

3. A bellows shut-off valve according to claim 1, wherein: and a sealing ring is arranged on the outer side of the moving plate (44).

4. A bellows shut-off valve according to claim 1, wherein: the liquid outlet pipe (6) is arranged on the inner side of the shell (41) and is connected with the liquid outlet pipe (6) through a plurality of fixing rods.

5. A bellows shut-off valve according to claim 1, wherein: install filter equipment (3) on feed liquor pipe (2), filter equipment (3) include electronic flexible post (31), solid fixed ring (32), raceway (33), sealed lid (34), filter screen (35) and closing plate (36), two solid fixed ring (32), two are installed to the inboard of feed liquor pipe (2) both sides of keeping away from each other between solid fixed ring (32) all are provided with closing plate (36), be connected through a plurality of electronic flexible post (31) between solid fixed ring (32) and closing plate (36), two filter screen (35) are installed to one side between solid fixed ring (32) and be close to stop valve main part (1), raceway (33) are all installed to the upper and lower both sides of feed liquor pipe (2), there is sealed lid (34) in the outside of raceway (33) through threaded connection.

6. A bellows shut-off valve according to claim 5, wherein: and an anti-slip sleeve is arranged on the outer side of the sealing cover (34).

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