CN212537076U

CN212537076U - Bellows quick-operation joint for valve

Info

Publication number: CN212537076U
Application number: CN202020829387.2U
Authority: CN
Inventors: 曾佳
Original assignee: Wenzhou Hengyi Locomotive Parts Co ltd
Current assignee: Wenzhou Hengyi Locomotive Parts Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-02-12
Anticipated expiration: 2030-05-18

Abstract

The utility model belongs to the pipe joint field specifically is a bellows quick-operation joint for valve, including hemisphere one, set up the spout that runs through hemisphere one inside and outside both sides respectively all around hemisphere one, the rotation spheroid that stretches out to the right side has been cup jointed in the inner chamber activity of hemisphere one, hemisphere one and the middle part of rotating the spheroid side are fixed respectively cup joint the communicating pipe that runs through hemisphere one, rotate the spheroid both sides. This device is through the design that adopts screwed pipe and fastening knob, the used jointly of cooperation elastic tube simultaneously, in the in-service use process of device, the elastic tube is on the basis that does not influence the sealed effect of body, can also realize the rotation regulation of body, both sides are provided with the screwed pipe of collapsible regulation, make the device can connect fixedly to the body of different diameters, improved the application scope of device greatly, solved traditional device and used the great problem of limitation, also be the embodiment of this device feasibility.

Description

Bellows quick-operation joint for valve

Technical Field

The utility model relates to a pipe joint field specifically is a bellows quick-operation joint for valve.

Background

The corrugated pipe mainly comprises a metal corrugated pipe, a corrugated expansion joint, a corrugated heat exchange pipe, a diaphragm capsule, a metal hose and the like. The metal corrugated pipe is mainly applied to the effects of compensating the thermal deformation of a pipeline, damping, absorbing the settlement deformation of the pipeline and the like, and is widely applied to the industries of petrifaction, instruments, aerospace, chemical industry, electric power, cement, metallurgy and the like. The corrugated pipe made of other materials such as plastics has irreplaceable effects in the fields of medium conveying, electric power threading, machine tools, household appliances and the like. The corrugated pipe has wide application in instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force.

In the actual use of bellows, often can be because the length of body is not enough or need buckle, can need the cooperation of pipe joint to use to reach interconnect's effect between the body. When the existing corrugated pipe joint is used, the bending angle of the existing corrugated pipe joint is limited by the material of the existing corrugated pipe joint, and the pipe body is easy to crack when the bending angle is too large; simultaneously, the kind of bellows is very various, but the specification of joint is mostly certain for it is difficult to satisfy the demand that diversified body is connected to connect.

In order to solve the problem, the application provides a corrugated pipe quick connector for a valve.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a bellows quick-operation joint for valve has wide and the angle of buckling the characteristics of being convenient for adjust of application.

(II) technical scheme

In order to solve the technical problem, the utility model provides a bellows quick-operation joint for valve, including hemisphere one, set up the spout that runs through the inside and outside both sides of hemisphere one respectively around hemisphere one, the rotation spheroid that stretches out to the right side has been cup jointed in the inner chamber activity of hemisphere one, hemisphere one and the middle part of rolling the spheroid side are fixed respectively and have been cup jointed the communicating pipe that runs through hemisphere one, the spheroid both sides of rotating, and the outside one end fixed coupling of both sides communicating pipe has the screwed pipe that stretches out outward, the middle part screw thread of screwed pipe has cup jointed the fastening knob, the upper and lower both sides difference fixedly connected with ring of fastening knob, the inner wall fixedly connected with sheet rubber of screwed pipe, both sides the left and right sides of fixedly cup jointing the elastic tube respectively communicating pipe is located hemisphere one and the one end of rolling the spheroid inner chamber.

Preferably, the rotating ball body comprises a second hemisphere, an extension rod is fixedly connected to the left side of the second hemisphere, a limiting block is fixedly connected to one end, far away from the second hemisphere, of the extension rod, and the limiting block is clamped on the inner side and the outer side of the sliding groove.

Preferably, the diameter value of the outer end of the threaded pipe is larger than that of the inner end of the threaded pipe, threads arranged on the surface of the threaded pipe are matched with threads on the inner side of the fastening knob, and the threaded pipe is opened.

Preferably, the middle parts of the two sides of the hemisphere I and the hemisphere II are provided with movable grooves, and the communicating pipe penetrates through the movable grooves and extends to the inner side and the outer side of the hemisphere I and the hemisphere II.

Preferably, the stopper itself is "worker" shape, the length value at both ends is greater than the width value of spout about the stopper, and the middle part joint of stopper is in the spout.

Preferably, the number of the extension rods is four, the extension rods are respectively arc-shaped, and the bending angle value of the extension rods is equal to that of the hemisphere.

The above technical scheme of the utility model has following profitable technological effect: this device is through the design that adopts screwed pipe and fastening knob, the used jointly of cooperation elastic tube simultaneously, in the in-service use process of device, the elastic tube is on the basis that does not influence the sealed effect of body, can also realize the rotation regulation of body, both sides are provided with the screwed pipe of collapsible regulation, make the device can connect fixedly to the body of different diameters, improved the application scope of device greatly, solved traditional device and used the great problem of limitation, also be the embodiment of this device feasibility.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the structure of the rotary sphere of the present invention.

Reference numerals:

1. a hemisphere I; 2. a chute; 3. rotating the ball body; 31. a hemisphere II; 32. an extension rod; 33. a limiting block; 4. a communicating pipe; 5. a threaded pipe; 6. fastening a knob; 7. a circular ring; 8. a rubber sheet; 9. an elastic tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

FIG. 3 is a schematic view of the structure of the rotary sphere of the present invention; including hemisphere two 31, the left side fixedly connected with extension rod 32 of hemisphere two 31, the one end fixedly connected with stopper 33 of hemisphere two 31 is kept away from to extension rod 32, and stopper 33 joint is in the inside and outside both sides of spout 2. The extension rod 32 on the left side of the hemisphere 31 is movably sleeved in the inner cavity of the hemisphere 1, so the rotating sphere 3 can be adjusted in the inner rotation of the hemisphere 1, the rotating sphere 3 is integrally protected by the elastic tube 9 inside, and the elastic tube 9 has a sealing effect, so the hemisphere 1 and the rotating sphere 3 only have a protection effect, the hemisphere 1 and the rotating sphere 3 can be protected by rotating, the elastic tube 9 can be protected by rotating, and the angle adjustment of the tube bodies at two ends can not be hindered.

In this embodiment, in order to increase the application range of the device and enable the device to perform connection work on corrugated pipes with different diameters, the design of the threaded pipes 5 is adopted at the two ends of the device respectively. The diameter value of one end of the outer side of the threaded pipe 5 is larger than that of one end of the inner side of the threaded pipe, threads arranged on the surface of the threaded pipe 5 are matched with threads on the inner side of the fastening knob 6, and the threaded pipe 5 is opened. Since the threaded pipe 5 itself is opened, the end of the corrugated pipe can be directly placed in the threaded pipe 5, and when the fastening knob 6 is slowly rotated outside the threaded pipe 5, the rotated fastening knob 6 can make the threaded pipe 5 opened or contracted.

As shown in fig. 1, in order to ensure that the rotating sphere 3 can be rotationally adjusted in the hemisphere 1 without falling off, the extending rod 32 is far away from the end of the hemisphere 31, and the end of the extending rod is provided with the stop block 33 in the shape of an "i" so that the stop block 33 is clamped in the sliding groove 2, the rotating sphere 3 can be integrally adjusted in four directions along the track of the sliding groove 2, and the rotating sphere 3 can be prevented from being separated from the outside of the hemisphere 1. Stopper 33 self is "worker" shape, and the length value at both ends is greater than the width value of spout 2 about stopper 33, and the middle part joint of stopper 33 is in spout 2.

In this embodiment, the middle portions of the side surfaces of the first hemisphere 1 and the second hemisphere 31 are provided with movable grooves, and the communication pipe 4 penetrates through the movable grooves and extends to the inner side and the outer side of the first hemisphere 1 and the second hemisphere 31. Through the design that the movable grooves are formed in the side faces of the first hemisphere 1 and the second hemisphere 31 respectively, the communicating pipe 4 can penetrate through the movable grooves to penetrate through the inner side and the outer side of the first hemisphere 1 and the second hemisphere 31, and the device is an important structural support for angle adjustment and connection of the hemispheres.

In this embodiment, in order to ensure the sealed effect between device and the bellows, adopted the design of ring 7 in fastening knob 6 side to the inner wall of screwed pipe 5 also is equipped with sheet rubber 8, and when the body was connected, sheet rubber 8 can ensure to cup joint the leakproofness between fixed back body and the device, and can insert rod-like instrument to ring 7 in, thereby increase the arm of force to fastening knob 6 pivoted, be convenient for realize carrying out the secondary rotation fixed to fastening knob 6.

The utility model discloses a theory of operation and use flow: before use, the fastening knobs 6 outside the threaded pipes 5 on the two sides are unscrewed, the threaded pipes 5 on the two sides are opened, the end head needing to be connected with the corrugated pipe is placed in the inner cavity of the threaded pipe 5, then the fastening knobs 6 are slowly screwed, in the process of rotating the fastening knob 6, the threaded pipe 5 can contract synchronously with the fastening knob, thereby achieving the effect of tightly sleeving and fixing the end of the corrugated pipe, ensuring the sufficient sleeving of the pipe body, one end of a rod-shaped tool can be inserted into the ring 7, then the fastening knob 6 is rotated to realize secondary fixation, the rubber sheet 8 can ensure the sealing effect between the pipe body and the threaded pipe 5, after the two ends of the pipe body are fixed, because the rotating ball body 3 is movably sleeved in the inner cavity of the hemisphere 1, two ends of the pipe body can be adjusted in a rotating mode, and the pipe body is adjusted to be bent at a proper angle.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A corrugated pipe quick connector for a valve comprises a hemisphere I (1) and is characterized in that sliding grooves (2) penetrating through the inner side and the outer side of the hemisphere I (1) are formed in the periphery of the hemisphere I (1) respectively, a rotating sphere (3) extending to the right side is movably sleeved on an inner cavity of the hemisphere I (1), communicating pipes (4) penetrating through the hemisphere I (1) and the two sides of the rotating sphere (3) are fixedly sleeved at the middle parts of the side surfaces of the hemisphere I (1) and the rotating sphere (3) respectively, a threaded pipe (5) extending outwards is fixedly sleeved at one end of the outer part of the communicating pipes (4) at the two sides, a fastening knob (6) is sleeved at the middle part of the threaded pipe (5), the upper side and the lower side of the fastening knob (6) are fixedly connected with a circular ring (7) respectively, and a rubber sheet (8) is fixedly connected to the inner wall of the threaded, and the communicating pipes (4) at the two sides are positioned at one end of the inner cavities of the hemispheroid I (1) and the rotating sphere (3) and are respectively fixedly sleeved at the left side and the right side of the elastic pipe (9).

2. The quick coupling for the corrugated pipe used for the valve is characterized in that the rotating sphere (3) comprises a second hemisphere (31), an extending rod (32) is fixedly connected to the left side of the second hemisphere (31), a limiting block (33) is fixedly connected to one end, far away from the second hemisphere (31), of the extending rod (32), and the limiting block (33) is clamped to the inner side and the outer side of the sliding groove (2).

3. The quick coupling for corrugated pipe of valve as claimed in claim 1, wherein the diameter of the outside end of the threaded pipe (5) is greater than the diameter of the inside end, the threads on the surface of the threaded pipe (5) and the threads on the inside of the fastening knob (6) are matched, and the threaded pipe (5) is opened.

4. The quick joint of the corrugated pipe for the valve as claimed in claim 1, wherein a movable groove is formed in the middle of the side surfaces of the first hemisphere (1) and the second hemisphere (31), and the communicating pipe (4) penetrates through the movable groove and extends to the inner side and the outer side of the first hemisphere (1) and the second hemisphere (31).

5. The quick connector of the corrugated pipe for the valve as claimed in claim 2, wherein the limiting block (33) is in an I shape, the length values of the upper end and the lower end of the limiting block (33) are greater than the width value of the sliding groove (2), and the middle part of the limiting block (33) is clamped in the sliding groove (2).

6. The quick joint for the corrugated pipe used for the valve is characterized in that the number of the extension rods (32) is four, the four extension rods (32) are respectively in an arc shape, and the bending angle value of the extension rods (32) is equal to that of the hemisphere I (1).