CN218326440U

CN218326440U - Fast-assembling pneumatic shuttle valve

Info

Publication number: CN218326440U
Application number: CN202223000265.0U
Authority: CN
Inventors: 邵连锋
Original assignee: Wenzhou Yifu Valve Equipment Co ltd
Current assignee: Wenzhou Yifu Valve Equipment Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-01-17
Anticipated expiration: 2032-11-10

Abstract

The utility model relates to a pneumatic shuttle valve of ready-package, including the shuttle valve main part, its characterized in that: the shuttle valve is characterized by further comprising a connecting outer pipe, a fastening clamp and a sealing ring, wherein an annular step is integrally formed on the outer circle of the connecting pipe of the shuttle valve main body, the end portion of the connecting outer pipe is provided with a sealing step with the same height as the annular step, a clamping groove used for clamping the sealing step with the annular step is formed in the fastening clamp, the sealing ring is arranged on the inner wall of the clamping groove, first inclined planes are arranged on two sides of the clamping groove, and second inclined planes matched with the first inclined planes are arranged on the outer sides of the sealing step and the annular step. The utility model discloses the connecting pipe at gaseous shuttle valve both ends is connected through the fastening clamp with being connected between the outer tube, easy dismounting, moreover, through setting up annular step and sealed step, has prolonged the connecting pipe greatly and has been connected the sealed face of being connected between the outer tube, increases the sealing ring in the clamp inboard simultaneously, improves the connecting pipe and is connected the outer tube leakproofness between the two, avoids appearing the leakage problem.

Description

Fast-assembling pneumatic shuttle valve

Technical Field

The utility model relates to a pneumatic shuttle valve technical field, concretely relates to quick-mounting type pneumatic shuttle valve.

Background

The pneumatic shuttle valve is mainly used for a gas pipeline control system, has the advantages of small and exquisite appearance, compact structure, convenience in maintenance, excellent performances of energy conservation, environmental protection and the like, and is wide in application. The existing gas shuttle valve is generally formed by a casting, is connected with a pipeline through threads when being connected and used, is inconvenient to disassemble and assemble in threaded connection, and has the problems of poor sealing performance and easy leakage in threaded connection.

SUMMERY OF THE UTILITY MODEL

To the not enough in the background art, the utility model provides a ready-package pneumatic shuttle valve.

The utility model adopts the technical proposal that: the utility model provides a pneumatic shuttle valve of ready-package, includes the shuttle valve main part, still includes and connects outer tube, fastening clamp and sealing ring, the connecting pipe outer lane integrated into one piece of shuttle valve main part have annular step, the tip of connecting the outer tube is equipped with the sealed step such as high with annular step, be equipped with the draw-in groove that is used for sealed step and annular step block in the fastening clamp, the sealing ring sets up on the draw-in groove inner wall, the draw-in groove both sides are equipped with first inclined plane, sealed step and the annular step outside be equipped with the second inclined plane of above-mentioned first inclined plane adaptation.

Furthermore, a sealing ring is arranged between the sealing step and the annular step, convex rings are arranged on two sides of the sealing ring, and concave rings matched with the convex rings are arranged on the side walls of the sealing step and the annular step.

Furthermore, wave-shaped concave grains are arranged on the outer side end faces of the sealing step and the annular step, and wave-shaped convex grains matched with the wave-shaped concave grains are arranged on the sealing ring.

Furthermore, the fastening hoop comprises a left hoop, a right hoop rotationally connected with the left hoop, a screw rotationally connected with the left hoop and a handle in threaded connection with the screw, and the left hoop and the right hoop can be fastened by rotating the handle.

Furthermore, an upper connecting plate and a lower connecting plate are respectively arranged at the end parts of the left hoop and the right hoop, the screw is rotatably connected in a rotating groove of the upper connecting plate through a rotating shaft, and a connecting groove for clamping the screw is formed in the lower connecting plate.

Further, the rotating handle includes a handle portion and a nut portion, the nut portion is threadedly coupled to the screw, and an outer diameter of the nut portion is larger than a width of the coupling groove.

The utility model has the advantages that: the utility model discloses be connected through the fastening clamp between the connecting pipe at gas shuttle valve both ends and the outer tube of being connected, easy dismounting, moreover, through setting up annular step and sealed step, prolonged the connecting pipe greatly and be connected the sealed face of being connected between the outer tube, increase the sealing ring in the clamp inboard simultaneously, improve the connecting pipe and be connected the leakproofness between the two of outer tube, avoid appearing the leakage problem.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the retainer clip.

Fig. 3 is a schematic end view of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In FIGS. 1-4: 1. a shuttle valve body; 2. connecting an outer pipe; 3. fastening a hoop; 4. a seal ring; 5. an annular step; 7. sealing the step; 8. a card slot; 10. wave-shaped concave lines; 11. a wave-shaped convex line; 12. a left hoop; 13. a right hoop; 14. a screw; 15. a handle; 16. an upper connecting plate; 17. a lower connecting plate; 18. a rotating tank; 19. connecting grooves; 20. a handle portion; 21. a threaded sleeve portion; 22. a connecting pipe; 23. a first inclined plane; 24. a second inclined plane; 25. a seal ring; 26. a convex ring; 27. a concave ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

The utility model provides a ready-package pneumatic shuttle valve.

In this embodiment, referring to fig. 1-4, the fast-assembly pneumatic shuttle valve includes a shuttle valve main body 1, and further includes a connection outer tube 2, a fastening clamp 3 and a sealing ring 4, an outer ring of a connection tube 22 of the shuttle valve main body is integrally formed with an annular step 5, an end portion of the connection outer tube is provided with a sealing step 7 having the same height as the annular step, a clamping groove 8 for clamping the sealing step with the annular step is provided in the fastening clamp, the sealing ring 4 is provided on an inner wall of the clamping groove 8, first inclined planes 23 are provided on two sides of the clamping groove, and second inclined planes 24 adapted to the first inclined planes are provided on outer sides of the sealing step and the annular step.

Among the above-mentioned technical scheme, the connecting pipe at gas shuttle valve both ends is connected through the fastening clamp with being connected between the outer tube, easy dismounting, moreover, through setting up annular step and sealed step, has prolonged the connecting pipe greatly and has connected the sealed face of being connected between the outer tube, increases the sealing ring in the clamp inboard simultaneously, improves the connecting pipe and is connected the leakproofness between the outer tube between the two, avoids appearing the leakage problem.

Specifically, a sealing ring 25 is arranged between the sealing step and the annular step, convex rings 26 are arranged on two sides of the sealing ring, and concave rings 27 matched with the convex rings are arranged on the side walls of the sealing step and the annular step.

After adopting above-mentioned technical scheme, can increase the sealed face between sealed step and the annular step, improve sealing performance.

Specifically, the outer side end faces of the sealing step and the annular step are provided with wave-shaped concave grains 10, and the sealing ring is provided with wave-shaped convex grains 11 matched with the wave-shaped concave grains.

In a similar way, by arranging the wave-shaped concave lines and the wave-shaped convex lines, the sealing surface between the sealing step and the sealing ring and the annular step can be increased, and the sealing performance is further improved.

Specifically, the fastening hoop comprises a left hoop 12, a right hoop 13 rotationally connected with the left hoop, a screw 14 rotationally connected with the left hoop and a handle 15 in threaded connection with the screw, and the left hoop and the right hoop can be tightened by rotating the handle 15; the end parts of the left hoop and the right hoop are respectively provided with an upper connecting plate 16 and a lower connecting plate 17, the screw is rotatably connected in a rotating groove 18 of the upper connecting plate through a rotating shaft, and the lower connecting plate is provided with a connecting groove 19 for the screw to be clamped in; the rotating handle includes a handle portion 20 and a nut portion 21, which is screw-coupled to the screw and has an outer diameter greater than a width of the coupling groove.

When the clamp is disassembled and assembled, the tightness of the fastening clamp can be achieved through rotating the handle, the clamp is convenient to disassemble and assemble, and the connecting outer pipe can be disassembled and assembled without tools such as a spanner like threaded connection.

The skilled person should understand that: although the present invention has been described according to the above embodiments, the inventive idea is not limited to this embodiment, and any application of the inventive idea is also included in the scope of the patent right protection.

Claims

1. The utility model provides a pneumatic shuttle valve of ready-package, includes the shuttle valve main part, its characterized in that: the shuttle valve is characterized by further comprising a connecting outer pipe, a fastening hoop and a sealing ring, wherein an annular step is integrally formed on the outer ring of the connecting pipe of the shuttle valve main body, the end part of the connecting outer pipe is provided with a sealing step which is as high as the annular step, a clamping groove used for clamping the sealing step with the annular step is formed in the fastening hoop, the sealing ring is arranged on the inner wall of the clamping groove, first inclined planes are arranged on two sides of the clamping groove, and second inclined planes matched with the first inclined planes are arranged on the outer sides of the sealing step and the annular step.

2. The ready-to-install pneumatic shuttle valve of claim 1 wherein: and a sealing ring is arranged between the sealing step and the annular step, convex rings are arranged on two sides of the sealing ring, and concave rings matched with the convex rings are arranged on the side walls of the sealing step and the annular step.

3. The ready-to-install pneumatic shuttle valve of claim 1 wherein: the outer side end faces of the sealing step and the annular step are provided with wavy concave grains, and the sealing ring is provided with wavy convex grains matched with the wavy concave grains.

4. The ready-to-install pneumatic shuttle valve of claim 1 wherein: the fastening hoop comprises a left hoop, a right hoop rotationally connected with the left hoop, a screw rotationally connected with the left hoop and a handle in threaded connection with the screw, and the left hoop and the right hoop can be tightened by rotating the handle.

5. The quick-fit pneumatic shuttle valve of claim 4, wherein: the end parts of the left hoop and the right hoop are respectively provided with an upper connecting plate and a lower connecting plate, the screw is rotatably connected in a rotating groove of the upper connecting plate through a rotating shaft, and the lower connecting plate is provided with a connecting groove for clamping the screw.

6. The quick-fit pneumatic shuttle valve of claim 5, wherein: the rotary handle comprises a handle part and a screw sleeve part, wherein the screw sleeve part is in threaded connection with the screw rod, and the outer diameter of the screw sleeve part is larger than the width of the connecting groove.