CN211951802U

CN211951802U - Annular leakage-proof corrugated pipe

Info

Publication number: CN211951802U
Application number: CN202020494097.7U
Authority: CN
Inventors: 陈建新; 黄树堂
Original assignee: Fanski Group Co ltd
Current assignee: Fanski Group Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-11-17
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a bellows is prevented leaking by annular, including main part and thread groove, one side of main part is connected with the fixed plate, one side of fixed plate is provided with first connector, one side that first connector was kept away from to the main part is provided with the second connector, wherein, one side that first connector is close to the fixed plate is connected with the annular slab, the annular channel has been seted up to one side that the fixed plate is close to the annular slab, one side of annular slab is provided with the sealing washer, one side that first connector is close to the annular slab is fixed with the guide arm, the guide arm groove has been seted up to one side that the fixed plate is close to the guide. The utility model discloses a set up the spring, when removing the threaded rod to the inside of thread groove, first connector receives thrust, makes the spring compression, and the elastic connection that first connector and spring constitute makes the spring drive first connector and carries out the thrust reversal, is convenient for make first connector and second connector because the thrust is laminated mutually, avoids producing the gap and leads to the main part to take place to leak.

Description

Annular leakage-proof corrugated pipe

Technical Field

The utility model relates to a bellows technical field specifically is a bellows is prevented leaking by annular.

Background

The annular corrugated pipe is a tubular elastic sensitive element formed by connecting foldable corrugated sheets along the folding and stretching direction, is widely applied to instruments and meters, and is mainly used as a measuring element of a pressure measuring instrument to convert pressure into displacement or force.

Although the existing annular corrugated pipes are very large in variety and number, the existing annular corrugated pipes still have certain problems and bring certain inconvenience to the use of the annular corrugated pipes.

However, most of the annular corrugated pipes are difficult to seal in the using process, and are easy to leak and difficult to use after long-term use, which greatly limits the use range of the annular corrugated pipes, so that a technology capable of improving the structure of the annular corrugated pipes is urgently needed to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bellows is prevented leaking by annular has solved annular bellows and at the in-process that uses, is difficult for sealing it mostly, easily leads to leaking, the difficult problem of using after long-term the use.

In order to achieve the above object, the utility model provides a following technical scheme: an annular leakproof corrugated pipe comprises a main body and a thread groove, wherein one side of the main body is connected with a fixed plate, one side of the fixed plate is provided with a first connector, one side of the main body, which is far away from the first connector, is provided with a second connector, wherein,

one side of the first connector, which is close to the fixed plate, is connected with an annular plate, one side of the fixed plate, which is close to the annular plate, is provided with an annular groove, one side of the annular plate is provided with a sealing ring, one side of the first connector, which is close to the annular plate, is fixed with a guide rod, one side of the fixed plate, which is close to the guide rod, is provided with a guide rod groove, one side of the guide rod, which is close to the guide rod groove, is connected with a baffle plate, one side of the fixed plate, which is close;

the side of the first connecting head, which is close to the guide rod, is provided with a through hole, and the thread groove is arranged on the side of the fixing plate, which is close to the through hole.

Preferably, one side of the second connector, which is close to the first connector, is provided with a threaded hole, and a threaded rod is arranged inside the threaded hole.

Preferably, the circle centers of the threaded hole, the through hole and the cross section of the thread groove are in the same horizontal line, and the aperture of the threaded hole is equal to that of the through hole.

Preferably, the section of the annular plate is circular, and one side of the inner ring and one side of the outer ring of the annular plate are both provided with sealing rings.

Preferably, the number of the guide rods is two, the spring is wound outside the guide rods, and the outer diameter of each guide rod is equal to the inner diameter of the guide rod groove.

Preferably, one side of the spring is fixedly connected with the first connector, the other side of the spring is fixedly connected with the outer wall of the guide rod groove, and the first connector and the fixing plate form elastic connection through the spring.

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

1. the utility model discloses a set up the spring, when removing the threaded rod to the inside of thread groove, first connector receives thrust, makes the spring compression, and the elastic connection that first connector and spring constitute makes the spring drive first connector and carries out the thrust reversal, is convenient for make first connector and second connector because the thrust is laminated mutually, avoids producing the gap and leads to the main part to take place to leak.

2. The utility model discloses a set up the guide arm, when the second connector extrudees first connector, first connector drives the guide arm and removes the inside in guide bar groove, and the external diameter of guide arm equals the internal diameter in guide bar groove, and the moving direction of the fixed first connector of being convenient for avoids the spring distortion to lead to the skew.

3. The utility model discloses a set up annular slab and sealing washer, when removing the threaded rod to the inside of thread groove, the second connector extrudees first connector, and first connector drives the annular slab and removes in the inside of ring channel, laminates mutually until first connector and fixed plate, and the inner ring of annular slab all is provided with the sealing washer with one side of outer loop, is convenient for seal between first connector and the fixed plate.

Drawings

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

FIG. 2 is a schematic side view of the first connector of the present invention;

fig. 3 is a schematic view of a partially enlarged structure at a position a in the present invention 1.

In the figure: 1. a main body; 2. a fixing plate; 3. a first connector; 4. a second connector; 401. a threaded hole; 402. a threaded rod; 5. an annular plate; 6. an annular groove; 7. a seal ring; 8. a guide bar; 9. a guide bar groove; 10. a baffle plate; 11. a baffle slot; 12. a spring; 13. a through hole; 14. a thread groove.

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 to 3, the present invention provides a technical solution: an annular leakage-proof corrugated pipe comprises a main body 1, a fixing plate 2, a first connecting head 3, a second connecting head 4, an annular plate 5, an annular groove 6, a sealing ring 7, a guide rod 8, a guide rod groove 9, a baffle plate 10, a baffle plate groove 11, a spring 12, a through hole 13 and a thread groove 14, wherein the fixing plate 2 is connected to one side of the main body 1, the first connecting head 3 is arranged on one side of the fixing plate 2, the second connecting head 4 is arranged on one side of the main body 1 far away from the first connecting head 3, a thread hole 401 is formed in one side of the second connecting head 4 close to the first connecting head 3, a thread rod 402 is arranged in the thread hole 401, the circle centers of the sections of the thread hole 401, the through hole 13 and the thread groove 14 are in the same horizontal line, the aperture of the thread hole 401 is equal to the aperture of the through hole 13, the thread rod 402 is moved into the, it is convenient to move the threaded rod 402 from the threaded hole 401 to the inside of the threaded groove 14 through the through hole 13, the threaded rod 402 is butt-fitted to the main body 1 by a thread structure formed with the threaded groove 14, wherein,

one side of the first connecting head 3 close to the fixed plate 2 is connected with an annular plate 5, the section of the annular plate 5 is circular, one sides of an inner ring and an outer ring of the annular plate 5 are both provided with a sealing ring 7, when the threaded rod 402 is moved into the threaded groove 14, the second connecting head 4 extrudes the first connecting head 3, the first connecting head 3 drives the annular plate 5 to move in the annular groove 6 until the first connecting head 3 is attached to the fixed plate 2, one sides of the inner ring and the outer ring of the annular plate 5 are both provided with the sealing ring 7, so as to seal between the first connecting head 3 and the fixed plate 2, one side of the fixed plate 2 close to the annular plate 5 is provided with the annular groove 6, one side of the annular plate 5 is provided with the sealing ring 7, one side of the first connecting head 3 close to the annular plate 5 is fixed with two guide rods 8, and the guide rods, and the spring 12 is wound outside the guide rod 8, and the outer diameter of the guide rod 8 is equal to the inner diameter of the guide rod groove 9, when the second connector 4 extrudes the first connector 3, the first connector 3 drives the guide rod 8 to move inside the guide rod groove 9, the outer diameter of the guide rod 8 is equal to the inner diameter of the guide rod groove 9, so as to fix the moving direction of the first connector 3 and avoid the deviation caused by the distortion of the spring 12, the guide rod groove 9 is arranged at one side of the fixing plate 2 close to the guide rod 8, the baffle 10 is connected at one side of the guide rod 8 close to the guide rod groove 9, the baffle groove 11 is arranged at one side of the fixing plate 2 close to the baffle 10, the spring 12 is arranged at one side of the guide rod 8 close to the fixing plate 2, one side of the spring 12 is fixedly connected with the first connector 3, the other side of the spring 12 is fixedly connected with the outer wall of the guide rod groove 9, when the threaded rod 402 is moved into the threaded groove 14, the first connector 3 is pushed to compress the spring 12, and the elastic connection between the first connector 3 and the spring 12 enables the spring 12 to drive the first connector 3 to perform reverse thrust, so that the first connector 3 and the second connector 4 are attached to each other due to the reverse thrust, and the leakage of the main body 1 caused by the generation of a gap is avoided;

a through hole 13 is formed in one side of the first connecting head 3 close to the guide rod 8, and a thread groove 14 is formed in one side of the fixing plate 2 close to the through hole 13.

The working principle is as follows: when the annular leakage-proof corrugated pipe is used, firstly, the first connector 3 on one side of the main body 1 is moved to the second connector 4 on one side of the other main body 1, the threaded rod 402 is moved to the inside of the threaded hole 401, the circle centers of the cross sections of the threaded hole 401, the through hole 13 and the threaded groove 14 are positioned in the same horizontal line, so that the threaded rod 402 can be conveniently moved from the threaded hole 401 to the inside of the threaded groove 14 through the through hole 13, the threaded rod 402 is in butt joint installation with the main body 1 through a threaded structure formed by the threaded groove 14, the second connector 4 extrudes the first connector 3, the first connector 3 drives the annular plate 5 to move in the annular groove 6 until the first connector 3 is jointed with the fixing plate 2, one sides of the inner ring and the outer ring of the annular plate 5 are respectively provided with the sealing ring 7, so as to facilitate the sealing between the first connector 3, elastic connection that first connector 3 and spring 12 constitute makes spring 12 drive first connector 3 and carries out the backstepping, be convenient for make first connector 3 laminate mutually with second connector 4 because the backstepping force, avoid producing the gap and lead to main part 1 to take place to leak, when second connector 4 extrudees first connector 3, first connector 3 drives the inside that guide arm 8 removed guide arm groove 9, the external diameter of guide arm 8 equals the internal diameter of guide arm groove 9, be convenient for fixed first connector 3's moving direction, avoid spring 12 distortion to lead to the skew.

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

1. An annular leakage-proof corrugated pipe comprises a main body (1) and a thread groove (14), and is characterized in that: one side of the main body (1) is connected with a fixed plate (2), one side of the fixed plate (2) is provided with a first connector (3), one side of the main body (1) far away from the first connector (3) is provided with a second connector (4), wherein,

one side, close to the fixed plate (2), of the first connecting head (3) is connected with an annular plate (5), one side, close to the annular plate (5), of the fixed plate (2) is provided with an annular groove (6), one side of the annular plate (5) is provided with a sealing ring (7), one side, close to the annular plate (5), of the first connecting head (3) is fixed with a guide rod (8), one side, close to the guide rod (8), of the fixed plate (2) is provided with a guide rod groove (9), one side, close to the guide rod groove (9), of the guide rod (8) is connected with a baffle (10), one side, close to the baffle (10), of the fixed plate (2) is provided with a baffle groove (11), and one side, close to the fixed plate (2), of the;

a through hole (13) is formed in one side, close to the guide rod (8), of the first connecting head (3), and a thread groove (14) is formed in one side, close to the through hole (13), of the fixing plate (2).

2. An annular leakage prevention bellows according to claim 1, wherein: the second connector (4) comprises a threaded hole (401) and a threaded rod (402), the threaded hole (401) is formed in one side, close to the first connector (3), of the second connector (4), and the threaded rod (402) is arranged inside the threaded hole (401).

3. An annular leakage prevention bellows according to claim 2, wherein: the circle centers of the cross sections of the threaded hole (401), the through hole (13) and the threaded groove (14) are located on the same horizontal line, and the aperture of the threaded hole (401) is equal to that of the through hole (13).

4. An annular leakage prevention bellows according to claim 1, wherein: the section of the annular plate (5) is circular, and sealing rings (7) are arranged on one sides of the inner ring and the outer ring of the annular plate (5).

5. An annular leakage prevention bellows according to claim 1, wherein: the number of the guide rods (8) is two, the spring (12) is wound outside the guide rods (8), and the outer diameter of each guide rod (8) is equal to the inner diameter of the guide rod groove (9).

6. An annular leakage prevention bellows according to claim 1, wherein: one side of the spring (12) is fixedly connected with the first connecting head (3), the other side of the spring (12) is fixedly connected with the outer wall of the guide rod groove (9), and the first connecting head (3) and the fixing plate (2) form elastic connection through the spring (12).