CN216242523U

CN216242523U - Pressure reducing device of double-flange torsional pressure sensor

Info

Publication number: CN216242523U
Application number: CN202122953477.XU
Authority: CN
Inventors: 余淼; 刘毅; 宋斌
Original assignee: Anhui Tianguang Sensor Co ltd
Current assignee: Anhui Tianguang Sensor Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a pressure reducing device of a double-flange torsional pressure sensor, which comprises a connecting pipe main body, wherein a sealing rubber strip is arranged at the connecting position of the connecting pipe main body and a pressure reducing valve, an inner limiting groove is formed in the outer surface of the connecting pipe main body, placing grooves are formed in two sides of the inner limiting groove in the connecting pipe main body, an inner spring is arranged in each placing groove, and a moving block is movably arranged in each placing groove through the inner spring. Guarantee the leakproofness between relief pressure valve and the connecting pipe through joint strip, when relief pressure valve and connecting pipe installation, assist the installation through the fast-assembling piece, let fast-assembling piece on the fast-assembling piece, the restriction piece in the joint portion aims at the interior restriction groove of seting up on relief pressure valve and the connecting pipe to the joint, after the restriction piece enters into interior restriction inslot, the movable block carries out the chucking through the inner spring to the restriction piece, guarantees the simple swift of its connection, guarantees the leakproofness simultaneously.

Description

Pressure reducing device of double-flange torsional pressure sensor

Technical Field

The utility model relates to the technical field of pressure reducing equipment, in particular to a pressure reducing device of a double-flange torsional pressure sensor.

Background

The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure through regulation and leads the outlet pressure to be automatically kept stable by relying on the energy of the medium. From the viewpoint of hydrodynamics, the pressure reducing valve is a throttling element with variable local resistance, namely, the flow speed and the kinetic energy of fluid are changed by changing the throttling area to cause different pressure losses, thereby achieving the purpose of pressure reduction. Then, the fluctuation of the pressure behind the valve is balanced with the spring force by means of the regulation of the control and regulation system, so that the pressure behind the valve is kept constant within a certain error range.

The traditional pressure reducing device (as shown in fig. 5) of the double-flange torsional pressure sensor has certain defects in use, the sealing performance of the joint cannot be well guaranteed, and the pressure reducing device does not have the function of quick assembly.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pressure reducing device of a double-flange torsion pressure sensor, which solves the problems in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a pressure reducing device of a double-flange torsion pressure sensor comprises a pressure reducing valve, wherein the upper end of the pressure reducing valve is provided with the sensor, one side of the pressure reducing valve is provided with a connecting pipe, and a quick assembling block is arranged at the external connection position of the pressure reducing valve and the connecting pipe;

the connecting pipe comprises a connecting pipe main body, a sealing rubber strip is arranged at the connecting position of the connecting pipe main body and the pressure reducing valve, an inner limiting groove is formed in the outer surface of the connecting pipe main body, placing grooves are formed in two sides of the inner limiting groove in the connecting pipe main body, an inner spring is arranged in each placing groove, and a moving block is movably arranged in each placing groove through the inner spring;

a quick-assembly block is arranged outside the connecting position of the pressure reducing valve and the connecting pipe;

the fast-assembling piece includes the fast-assembling piece, the bottom of going up the fast-assembling piece is rotated and is provided with down the fast-assembling piece, go up fast-assembling piece and fast-assembling piece down, all be provided with the restriction piece on the inside surface of going up fast-assembling piece and restriction piece, it serves fixed joint portion that is provided with to go up one of fast-assembling piece.

As a further scheme of the utility model: the detection ring comprises a detection ring main body, clamping parts are arranged on two sides of the bottom of the detection ring main body, a one-way valve port is arranged in the middle of the detection ring main body, and a liquid cavity is arranged in the detection ring main body and located at the outer ring of the one-way valve port.

As a further scheme of the utility model: and the limiting blocks on the upper quick-assembly block and the lower quick-assembly block are matched with the inner limiting groove on the connecting pipe main body.

As a further scheme of the utility model: the surface of the connecting pipe and the pressure reducing valve is provided with a groove matched with the clamping part on the detection ring, and the distance value of the connecting pipe and the pressure reducing valve, which is provided with the groove, is the distance value between the two clamping parts on the detection ring.

As a further scheme of the utility model: the surface of the pressure reducing valve is provided with an inner limiting groove which is the same as the connecting pipe.

As a further scheme of the utility model: the liquid cavity on the detection ring main body is arranged at a position matched with the joint of the pressure reducing valve and the connecting pipe.

The utility model provides a pressure reducing device of a double-flange torsion pressure sensor. Compared with the prior art, the method has the following beneficial effects:

1. guarantee the leakproofness between relief pressure valve and the connecting pipe through joint strip, when relief pressure valve and connecting pipe installation, assist the installation through the fast-assembling piece, let fast-assembling piece on the fast-assembling piece, the restriction piece in the joint portion aims at the interior restriction groove of seting up on relief pressure valve and the connecting pipe to the joint, after the restriction piece enters into interior restriction inslot, the movable block carries out the chucking through the inner spring to the restriction piece, guarantees the simple swift of its connection, guarantees the leakproofness simultaneously.

2. When gas-liquid flows out between the pressure reducing valve and the connecting pipe, the gas-liquid enters the liquid cavity through the one-way valve port, and then the liquid level of the liquid cavity changes to remind an operator.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the fast-assembling block of the present invention showing its unfolded structure;

FIG. 3 is a schematic view of the pressure reducing valve and connecting tube of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a prior art schematic.

In the figure: 1. a sensor; 2. a pressure reducing valve; 3. a connecting pipe; 31. a connecting pipe main body; 32. sealing rubber strips; 33. an inner spring; 34. a placement groove; 35. a moving block; 36. an inner limiting groove; 4. fast assembling blocks; 41. mounting a quick mounting block; 42. an upper clamping part; 43. a limiting block; 44. a lower quick-mounting block; 5. a detection ring; 51. a detection ring main body; 52. a liquid chamber; 53. a check valve port; 54. a clamping part.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the utility model, the following detailed description is given for the specific embodiments, structures, features and effects of the present invention in conjunction with the accompanying drawings and preferred embodiments.

Referring to fig. 1-4, a pressure reducing device of a double-flange torsional pressure sensor includes a pressure reducing valve 2, a sensor 1 is disposed on an upper end of the pressure reducing valve 2, a connecting pipe 3 is disposed on one side of the pressure reducing valve 2, and a quick-assembly block 4 is disposed at an external connection position of the pressure reducing valve 2 and the connecting pipe 3, when the pressure reducing valve 2 is connected with the connecting pipe 3, the sealing property between the pressure reducing valve 2 and the connecting pipe 3 is ensured by a sealing rubber strip 32, and when the pressure reducing valve 2 and the connecting pipe 3 are mounted, the quick-assembly block 4 is used for auxiliary mounting;

the connecting pipe 3 comprises a connecting pipe main body 31, a sealing rubber strip 32 is arranged at the connecting position of the connecting pipe main body 31 and the pressure reducing valve 2, an inner limiting groove 36 is formed in the outer surface of the connecting pipe main body 31, placing grooves 34 are formed in two sides of the inner limiting groove 36 in the connecting pipe main body 31, an inner spring 33 is arranged in each placing groove 34, a moving block 35 is movably arranged in each placing groove 34 through the inner spring 33, the fast assembling blocks 4 are used for auxiliary installation, the limiting blocks 43 on the upper fast assembling blocks 41 and the upper clamping portions 42 of the fast assembling blocks 4 are aligned to the pressure reducing valve 2 and the inner limiting grooves 36 formed in the connecting pipe 3 and clamped, and after the limiting blocks 43 enter the inner limiting grooves 36, the moving block 35 clamps the limiting blocks 43 through the inner springs 33;

a quick-assembly block 4 is arranged outside the connecting position of the pressure reducing valve 2 and the connecting pipe 3;

the quick-assembly blocks 4 comprise upper quick-assembly blocks 41, lower quick-assembly blocks 44, upper quick-assembly blocks 41 and lower quick-assembly blocks 44 are rotatably arranged at the bottoms of the upper quick-assembly blocks 41, limiting blocks 43 are arranged on the inner surfaces of the upper quick-assembly blocks 41 and the limiting blocks 43, an upper clamping portion 42 is fixedly arranged at one end of each upper quick-assembly block 41, and the limiting blocks 43 on the upper quick-assembly blocks 41 and the lower quick-assembly blocks 44 are matched with the inner limiting grooves 36 on the connecting pipe main body 31.

The junction of relief pressure valve 2 and connecting pipe 3 is provided with detects ring 5, it includes detects ring main part 51 to detect ring 5, the bottom both sides of detecting ring main part 51 are provided with joint portion 54, the intermediate position department of detecting ring main part 51 is provided with check valve port 53, the inside outer loop department that is located check valve port 53 that detects ring main part 51 is provided with liquid chamber 52, connecting pipe 3 and relief pressure valve 2 set up on the surface with the groove of detecting the joint portion 54 looks adaptation on the ring 5, and set up the distance value in groove on connecting pipe 3 and the relief pressure valve 2 for detecting the distance value between two joint portions 54 on the ring 5, detect liquid chamber 52 setting position on ring main part 51 and relief pressure valve 2 and the junction looks adaptation of connecting pipe 3.

The pressure reducing valve 2 is provided on its surface with an inner restriction groove 36 identical to the connection pipe 3.

When the utility model is used, the integral action of the device is realized by integrally installing the pressure reducing valve 2 on the connecting pipe 3, when the pressure reducing valve 2 is connected with the connecting pipe 3, the sealing property between the pressure reducing valve 2 and the connecting pipe 3 is ensured by the sealing rubber strip 32, when the pressure reducing valve 2 and the connecting pipe 3 are installed, the quick assembling block 4 is used for auxiliary installation, the limiting blocks 43 on the upper quick assembling block 41 and the upper clamping part 42 on the quick assembling block 4 are aligned with the pressure reducing valve 2 and the inner limiting groove 36 arranged on the connecting pipe 3 and clamped, after the limiting blocks 43 enter the inner limiting groove 36, the moving block 35 clamps the limiting blocks 43 through the inner spring 33, meanwhile, the detection ring 5 monitors the connection part of the pressure reducing valve 2 and the connecting pipe 3, when gas and liquid flow out between the pressure reducing valve 2 and the connecting pipe 3, the gas and liquid flow enters the liquid cavity 52 through the one-way valve port 53, and then the liquid level of the liquid cavity 52 changes, and reminding an operator.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a pressure relief device of sensor is turned round to two flanges, includes relief pressure valve (2), be provided with sensor (1), its characterized in that on the upper end of relief pressure valve (2): one side of the pressure reducing valve (2) is provided with a connecting pipe (3);

the connecting pipe (3) comprises a connecting pipe main body (31), a sealing rubber strip (32) is arranged at the connecting position of the connecting pipe main body (31) and the pressure reducing valve (2), an inner limiting groove (36) is formed in the outer surface of the connecting pipe main body (31), placing grooves (34) are formed in two sides of the inner limiting groove (36) in the connecting pipe main body (31), an inner spring (33) is arranged in each placing groove (34), and a moving block (35) is movably arranged in each placing groove (34) through the inner spring (33);

a quick assembly block (4) is arranged outside the connecting position of the pressure reducing valve (2) and the connecting pipe (3);

fast-assembling piece (4) are including last fast-assembling piece (41), the bottom of going up fast-assembling piece (41) is rotated and is provided with down fast-assembling piece (44), go up fast-assembling piece (41) and fast-assembling piece (44) down, all be provided with restriction piece (43) on the inside surface of going up fast-assembling piece (41) and restriction piece (43), it serves fixed joint portion (42) of being provided with to go up one of fast-assembling piece (41).

2. The pressure relief device of a dual-flange torsional pressure sensor of claim 1, wherein: the detection ring is characterized in that a detection ring (5) is arranged at the joint of the pressure reducing valve (2) and the connecting pipe (3), the detection ring (5) comprises a detection ring main body (51), clamping parts (54) are arranged on two sides of the bottom of the detection ring main body (51), a check valve port (53) is arranged at the middle position of the detection ring main body (51), and a liquid cavity (52) is arranged in the detection ring main body (51) and is positioned at the outer ring of the check valve port (53).

3. The pressure relief device of a dual-flange torsional pressure sensor of claim 1, wherein: and the limiting blocks (43) on the upper quick assembly block (41) and the lower quick assembly block (44) are matched with the inner limiting grooves (36) on the connecting pipe main body (31).

4. The pressure relief device of a dual-flange torsional pressure sensor of claim 2, wherein: grooves matched with the clamping portions (54) on the detection ring (5) are formed in the surfaces of the connecting pipe (3) and the pressure reducing valve (2), and the distance value of the grooves formed in the connecting pipe (3) and the pressure reducing valve (2) is the distance value between the two clamping portions (54) on the detection ring (5).

5. The pressure relief device of a dual-flange torsional pressure sensor of claim 1, wherein: an inner limiting groove (36) matched with the connecting pipe (3) is formed in the surface of the pressure reducing valve (2).

6. The pressure relief device of a dual-flange torsional pressure sensor of claim 2, wherein: the liquid cavity (52) on the detection ring main body (51) is arranged at a position matched with the joint of the pressure reducing valve (2) and the connecting pipe (3).