CN219345522U

CN219345522U - Sealing butterfly valve suitable for underground narrow space

Info

Publication number: CN219345522U
Application number: CN202320292251.6U
Authority: CN
Inventors: 陈英镇; 杨支援; 玉金贵
Original assignee: Jiangsu Yuanyang Valve Ltd By Share Ltd
Current assignee: Jiangsu Yuanyang Valve Ltd By Share Ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-07-14
Anticipated expiration: 2033-02-23

Abstract

The utility model relates to the technical field of butterfly valve mounting structures, and discloses a sealing butterfly valve suitable for a narrow space in a well, which comprises a butterfly valve body, wherein limiting sliding grooves are formed in inner walls of two sides of the butterfly valve body, a movable groove is formed in one part inside each limiting sliding groove, connecting sleeves are arranged at two ends of the butterfly valve body, one end of each connecting sleeve is provided with a first annular clamping groove, and the other end of each connecting sleeve is provided with a second annular clamping groove; an annular sealing gasket is arranged in the annular clamping groove I. Through the design, be provided with the butterfly valve body that has the adapter sleeve between two conveyer pipes, set up the one end and the conveyer pipe of annular draw-in groove one with the adapter sleeve to it, drive the ring gear through the driving lever afterwards and rotate, drive the internal thread pole through the tooth cover and stretch out and draw back when the ring gear rotates, support the compaction with adapter sleeve and conveyer pipe, this installation is swift convenient, and installer operating space occupancy is low, has improved the convenient degree of installation effectiveness and installation, is suitable for with narrow and small space.

Description

Sealing butterfly valve suitable for underground narrow space

Technical Field

The utility model relates to the technical field of butterfly valve mounting structures, in particular to a sealing butterfly valve suitable for a narrow space in a pit.

Background

The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and mainly plays roles of cutting off and throttling on a pipeline.

In the pit, use the pipeline of butterfly valve to take a lot of, but because the space of installation pipeline in the pit is narrow and small, it is comparatively difficult when dismantling the maintenance to the butterfly valve that has problems, traditional butterfly valve installation is connected through ring flange, sealing washer and many bolts, need consume a large amount of time and manpower and carry out the dismouting. Accordingly, one skilled in the art provides a seal butterfly valve suitable for use in a small space downhole to solve the problems set forth in the background art.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a sealing butterfly valve suitable for a narrow space in a well, so as to solve the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sealing butterfly valve suitable for the underground narrow space comprises a butterfly valve body, wherein limiting sliding grooves are formed in the inner walls of two sides of the butterfly valve body, a movable groove is formed in one position inside each limiting sliding groove, connecting sleeves are arranged at two ends of the butterfly valve body, one end of each connecting sleeve is provided with a first annular clamping groove, and the other end of each connecting sleeve is provided with a second annular clamping groove;

an annular sealing gasket is arranged in the first annular clamping groove, sealing ring groups I are arranged on the inner walls of the two sides of the first annular clamping groove, an internally-installed internally-threaded rod is arranged in the second annular clamping groove, a tooth sleeve is sleeved on the internally-threaded rod, and sealing ring groups II are arranged on the inner walls of the second annular clamping groove;

the butterfly valve is characterized in that the butterfly valve body is sleeved with a toothed ring, a tooth slot is formed in the inner wall of the toothed ring, an annular clamping groove III is formed in one side wall of the toothed ring, and a deflector rod is connected in the annular clamping groove III.

Preferably, the connecting sleeve is sleeved with the conveying pipe through the annular clamping groove I.

Preferably, the connecting sleeve is sleeved with one end of the butterfly valve body through the annular clamping groove II.

Preferably, the thread on the internal threaded rod is a thread groove, and the internal threaded rod is in sliding sleeve joint with the limiting sliding groove.

Preferably, the tooth sleeve is in threaded sleeve connection with the internal threaded rod, and the tooth sleeve is arranged in the movable groove.

Preferably, the tooth sleeve is in contact engagement with the tooth ring through the tooth grooves, and two sides of the inner wall of the tooth ring are in sliding clamping connection with two sides of the tooth sleeve.

(III) beneficial effects

Compared with the prior art, the utility model provides the sealing butterfly valve suitable for the underground narrow space, which has the following beneficial effects:

through the design, be provided with the butterfly valve body that has the adapter sleeve between two conveyer pipes, set up the one end and the conveyer pipe of annular draw-in groove one with the adapter sleeve to it, drive the ring gear through the driving lever afterwards and rotate, drive the internal thread pole through the tooth cover and stretch out and draw back when the ring gear rotates, support the compaction with adapter sleeve and conveyer pipe, this installation is swift convenient, and installer operating space occupancy is low, has improved the convenient degree of installation effectiveness and installation, is suitable for with narrow and small space.

Drawings

Fig. 1 is a schematic perspective view of a seal butterfly valve applicable to a small space in a well according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an annular clamping groove one in a seal butterfly valve applicable to a small underground space.

Fig. 3 is a schematic structural diagram of an annular clamping groove two in a seal butterfly valve applicable to a small underground space.

Fig. 4 is an enlarged view of the structure of fig. 3A in a seal butterfly valve suitable for a small space in a well according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a limiting chute and a movable chute in a sealing butterfly valve suitable for a small space in a pit.

Fig. 6 is a schematic structural view of a toothed ring in a seal butterfly valve applicable to a small space in a well according to an embodiment of the present application.

In the figure: 1. a butterfly valve body; 2. a delivery tube; 3. connecting sleeves; 4. an annular clamping groove I; 5. a first sealing ring group; 6. an annular gasket; 7. annular clamping grooves II; 8. a second sealing ring group; 9. an internal threaded rod; 10. a tooth sleeve; 11. a toothed ring; 12. tooth slots; 13. an annular clamping groove III; 14. a deflector rod; 15. limiting sliding grooves; 16. a movable groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a technical scheme, namely a sealing butterfly valve suitable for a narrow space in a pit, as shown in figures 1, 2, 3 and 5, the sealing butterfly valve comprises a butterfly valve body 1, wherein limiting sliding grooves 15 are formed in the inner walls of two sides of the butterfly valve body 1, a movable groove 16 is formed in one part inside each limiting sliding groove 15, connecting sleeves 3 are arranged at two ends of the butterfly valve body 1, one end of each connecting sleeve 3 is provided with an annular clamping groove I4, each connecting sleeve 3 is sleeved with a conveying pipe 2 through each annular clamping groove I4, the other end of each connecting sleeve 3 is provided with an annular clamping groove II 7, and each connecting sleeve 3 is sleeved with one end of the butterfly valve body 1 through each annular clamping groove II 7;

as shown in fig. 2, 3 and 4, an annular sealing gasket 6 is arranged in the first annular clamping groove 4, a first sealing ring group 5 is arranged on the inner walls of the two sides of the first annular clamping groove 4, an internally installed internally threaded rod 9 is arranged in the second annular clamping groove 7, threads on the internally threaded rod 9 are thread grooves, the internally threaded rod 9 is in sliding sleeve joint with a limiting chute 15, a tooth sleeve 10 is sleeved on the internally threaded rod 9, the tooth sleeve 10 is in threaded sleeve joint with the internally threaded rod 9, the tooth sleeve 10 is arranged in a movable groove 16, the tooth sleeve 10 is in contact engagement with the tooth ring 11 through tooth grooves 12, two sides of the inner wall of the tooth ring 11 are in sliding clamping joint with the two sides of the tooth sleeve 10, and a second sealing ring group 8 is arranged on the inner wall of the second annular clamping groove 7;

as shown in fig. 2 and 6, the butterfly valve body 1 is provided with a toothed ring 11, a tooth slot 12 is formed in the inner wall of the toothed ring 11, an annular clamping groove three 13 is formed in one side wall of the toothed ring 11, and a deflector rod 14 is connected in the annular clamping groove three 13.

The working principle of the device is as follows: before the butterfly valve body 1 is installed, the butterfly valve body 1 is placed or hung between two conveying pipes 2, one end of a connecting sleeve 3 provided with an annular clamping groove I4 is opposite to the conveying pipe 2 on the corresponding side, then a driving rod 14 is stirred to drive a toothed ring 11 to rotate, when the toothed ring 11 rotates, an internal threaded rod 9 is driven to stretch out and draw back through a toothed sleeve 10, the connecting sleeve 3 and the conveying pipe 2 are tightly pressed, the installation process is quick and convenient, the occupancy rate of the operation space of an installer is low, the installation efficiency and the installation convenience are improved, and the butterfly valve is applicable to a narrow space;

the deflector rod 14 is in meshed sleeve connection with the annular clamping groove III 13, when the deflector rod 14 is inserted into the annular clamping groove III 13 and the deflector rod 14 is rotated forwards and backwards or at the left and right sides, the deflector rod 14 is pressed against the annular clamping groove III 13 more tightly after being stressed, so that the deflector rod 14 can drive the toothed ring 11 to rotate, and when the connecting sleeve 3 is pressed against the conveying pipe 2, the deflector rod 14 is pulled out to one side;

further, in the connecting sleeve 3, an annular sealing gasket 6 is arranged in the annular clamping groove I4, a sealing ring group I5 formed by sealing rings is arranged on two side walls of the annular clamping groove I4, and a sealing ring group II 8 formed by the sealing rings is arranged on the inner ring wall of the annular clamping groove II 7 in the annular clamping groove II 7, so that the tightness of the joint of the butterfly valve body 1 and the conveying pipe 2 is ensured.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a sealing butterfly valve suitable for narrow and small space in pit which characterized in that: the butterfly valve comprises a butterfly valve body (1), wherein limit sliding grooves (15) are formed in the inner walls of two sides of the butterfly valve body (1), movable grooves (16) are formed in one position inside the limit sliding grooves (15), connecting sleeves (3) are arranged at two ends of the butterfly valve body (1), one end of each connecting sleeve (3) is provided with a first annular clamping groove (4), and the other end of each connecting sleeve (3) is provided with a second annular clamping groove (7);

an annular sealing gasket (6) is arranged in the annular clamping groove I (4), a sealing ring group I (5) is arranged on the inner walls of the two sides of the annular clamping groove I (4), an internally-installed-threaded rod (9), a tooth sleeve (10) is sleeved on the internally-installed-threaded rod (9), and a sealing ring group II (8) is arranged on the inner side wall of the annular clamping groove II (7);

the butterfly valve is characterized in that a toothed ring (11) is sleeved on the butterfly valve body (1), a tooth slot (12) is formed in the inner wall of the toothed ring (11), an annular clamping groove III (13) is formed in one side wall of the toothed ring (11), and a deflector rod (14) is connected in the annular clamping groove III (13).

2. The sealing butterfly valve for use in a small space downhole of claim 1, wherein: the connecting sleeve (3) is sleeved with the conveying pipe (2) through the annular clamping groove I (4).

3. The sealing butterfly valve for use in a small space downhole of claim 1, wherein: the connecting sleeve (3) is sleeved with one end of the butterfly valve body (1) through the annular clamping groove II (7).

4. The sealing butterfly valve for use in a small space downhole of claim 1, wherein: the screw thread on the internal threaded rod (9) is a screw thread groove, and the internal threaded rod (9) is in sliding sleeve joint with the limiting chute (15).

5. The sealing butterfly valve for use in a small space downhole of claim 1, wherein: the tooth sleeve (10) is in threaded sleeve connection with the internal threaded rod (9), and the tooth sleeve (10) is arranged in the movable groove (16).

6. The sealing butterfly valve for use in a small space downhole of claim 1, wherein: the tooth sleeve (10) is in contact engagement with the tooth ring (11) through the tooth grooves (12), and two sides of the inner wall of the tooth ring (11) are in sliding clamping connection with two sides of the tooth sleeve (10).