Pressure transmitter assembly

Abstract

The utility model relates to the technical field of pressure transmitters, in particular to a pressure transmitter assembly, which comprises a pressure transmitter main body, the lower end of the pressure transmitter main body is fixedly connected with a loading assembly, the lower end of the loading assembly is limited and clamped with a connecting assembly, and the connecting assembly is meshed and connected with a screw at the upper end of a pipeline. When the quick release device is used, the connecting pipe main body is fixedly arranged on the detection pipeline by detecting the connecting diameter of the pipeline and selecting the threaded pipes with the same diameter for rotary connection, and the hook-shaped clamping quick release is carried out by adopting the linkage structure, so that the loading assembly is taken down from the connecting assembly, and the quick release of the pressure transmitter main body on the detection pipeline is realized; the practicability of the device assembly is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure transmitters, in particular to a pressure transmitter component. Background Art

[0002] A pressure transmitter is a device that converts pressure into pneumatic or electric signals for control and remote transmission. It can convert physical pressure parameters such as gas and liquid sensed by the pressure measuring element sensor into standard electrical signals to supply secondary instruments such as indicator alarms, recorders, and regulators for measurement, indication, and process adjustment. Pressure transmitters are the most commonly used devices in industrial practice. They are widely used in various industrial environments and involve many aspects, such as water conservancy and hydropower, railway transportation, intelligent buildings, production automation, aerospace, military industry, petrochemicals, oil wells, electricity, ships, machine tools, pipelines, etc.

[0003] There are many ways to connect existing pressure transmitters to pipelines, such as threaded flange structures. However, due to the use of pipe diameters, the pressure transmitter equipment needs to be replaced with a pipe orifice diameter device, which results in the production specifications of the pressure transmitter needing to comply with standardization and quantification, and the applicability is weak. Therefore, those skilled in the art provide a pressure transmitter assembly to solve the problems raised in the above background technology. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a pressure transmitter assembly, including a pressure transmitter body, the lower end of the pressure transmitter body is fixedly connected to a loading assembly, the lower end of the loading assembly is limitedly engaged with the connecting assembly, and the connecting assembly is engaged with a threaded opening at the upper end of a pipeline;

[0005] The loading assembly comprises a detection pipe, a detection inner groove, a side inner groove, a fixed shaft, a limit hook, a reset spring, a sealing ring gasket, a long rod, a ring groove, a sleeve ring and a triangular clamp. The inner wall of the detection inner groove is annularly provided with a side inner groove, a fixed shaft is fixedly installed on the upper part of the inner wall of the side inner groove, a limit hook is rotatably arranged on the fixed shaft, a reset spring is fixedly installed between the upper part of the end surface of the limit hook on the outer side and the wall surface of the side inner groove on the outer side, and a slidable long rod is arranged in the sealing ring gasket;

[0006] The connecting assembly includes a connecting pipe body, a threaded pipe, a hook ring groove and a sealing ring. The lower end of the connecting pipe body is fixedly connected to the threaded pipe. According to the pipeline connection diameter, threaded pipes with different threaded pipe diameters are selected for use as spare parts of the loading assembly. A hook ring groove is opened on the upper part of the inner wall of the connecting pipe body, and the hook ring groove is correspondingly arranged with the limit hook.

[0007] Preferably, a detection inner groove is provided in the lower end section of the detection pipe, and the side end terminal of the pressure transmitter body is easily accessible for detection in the detection inner groove.

[0008] Preferably, a sealing ring gasket is fixedly installed on the middle part of the wall surface on the outer side of the lateral inner groove, and the sealing ring gasket is used to increase the long rod to achieve damping sliding sealing.

[0009] Preferably, an annular groove is formed on the outer wall surface of the detection tube, and a sleeve ring is arranged in the annular groove.

[0010] Preferably: a plurality of triangular clamps are fixedly installed in an annular shape on the inner end face of the ring. The ring is rotated in the ring groove to limit the rotation, and the triangular clamps are rotated. The inner inclined surface of the triangular clamps is used to press the long rod, so that the long rod slides on the sealing ring gasket, and then the limit hook is pushed to adjust the angle around the fixed axis.

[0011] Preferably, a sealing ring is sleeved on the outer wall surface of the connecting pipe body, and the sealing ring is in sealing contact with the inner groove wall of the detection inner groove to increase the sealing degree during the connection process.

[0012] Technical effects and advantages of the utility model:

[0013] 1. When the utility model is used, the connecting diameter of the detection pipeline is detected, and a threaded pipe with the same diameter is selected for rotational connection, so that the connecting pipe body is fixedly installed on the detection pipeline, and then the detection pipe fitting is inserted into the connecting pipe body, and the sealing ring is in sealing contact with the inner groove wall of the detection inner groove, thereby increasing the sealing degree during the connection process.

[0014] 2. When the utility model is used, the sleeve ring is rotated counterclockwise, and the sleeve ring rotates on the upper limit of the ring groove, and the triangular clamp rotates, and the inner inclined surface of the triangular clamp is used to press the long rod, so that the long rod slides on the sealing ring gasket, and then the limit hook is pushed around the fixed axis to adjust the angle, so that the limit hook slides out of the hook ring groove, and then the loading assembly is removed from the connecting assembly, so as to realize the quick disassembly of the pressure transmitter body on the detection pipeline, and increase the practicality of the device assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure provided by this application;

[0016] Figure 2 It is a structural schematic diagram of the loading assembly provided by the present application;

[0017] Figure 3 is a schematic diagram of the structure of the connection assembly provided by the present application;

[0018] In the figure: 1. Pressure transmitter body; 2. Loading assembly; 3. Connection assembly;

[0019] 21. Detection pipe fittings; 22. Detection inner groove; 23. Side inner groove; 24. Fixed shaft; 25. Limit hook; 26. Return spring; 27. Sealing ring; 28. Long rod; 29. ​​Ring groove; 210. Sleeve ring; 211. Triangular clamp;

[0020] 31. Connecting pipe body; 32. Threaded pipe; 33. Hook ring groove; 34. Sealing ring. DETAILED DESCRIPTION

[0021] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

[0022] See also Figures 1 to 3 In this embodiment, a pressure transmitter assembly is provided, including a pressure transmitter body 1, wherein the lower end of the pressure transmitter body 1 is fixedly connected to a loading assembly 2, the lower end of the loading assembly 2 is limitedly engaged with a connecting assembly 3, and the connecting assembly 3 is engaged with a threaded opening at the upper end of a pipeline;

[0023] The loading assembly 2 comprises a detection pipe 21, a detection inner groove 22, a side inner groove 23, a fixed shaft 24, a limit hook 25, a reset spring 26, a sealing ring gasket 27, a long rod 28, a ring groove 29, a collar 210 and a triangular clamp 211. The detection pipe 21 has a detection inner groove 22 at the lower end section. The detection inner groove 22 is easy to detect the side terminal of the pressure transmitter body 1. The detection inner groove 22 has a side inner groove 23 in an annular shape on the inner wall. The fixed shaft 24 is fixedly installed on the upper part of the inner wall of the side inner groove 23. The limit hook 25 is rotatably arranged on the fixed shaft 24. The upper end surface of the outer side of the limit hook 25 is aligned with the outer side of the side inner groove 23. A return spring 26 is fixedly installed between the side walls, a sealing ring gasket 27 is fixedly installed in the middle of the outer side wall of the side inner groove 23, a slidable long rod 28 is arranged in the sealing ring gasket 27, an annular groove 29 is opened on the outer wall of the detection tube 21, a collar 210 is arranged in the annular groove 29, and a plurality of triangular clamps 211 are annularly fixedly installed on the inner side end surface of the collar 210, the collar 210 is rotated in the annular groove 29 with the triangular clamp 211 rotating, and the inner inclined surface of the triangular clamp 211 is used to press the long rod 28, so that the long rod 28 is damped to slide on the sealing ring gasket 27, and then the limit hook 25 is pushed to adjust the angle around the fixed shaft 24;

[0024] The connecting assembly 3 includes a connecting pipe body 31, a threaded pipe 32, a hook ring groove 33 and a sealing ring 34. The lower end of the connecting pipe body 31 is fixedly connected to the threaded pipe 32. According to the pipeline connection diameter, threaded pipes 32 with different threaded pipe diameters are selected for use as spare parts of the loading assembly 2. A hook ring groove 33 is opened on the upper part of the inner wall of the connecting pipe body 31. The hook ring groove 33 is correspondingly arranged with the limiting hook 25. A sealing ring 34 is sleeved on the outer wall of the connecting pipe body 31. The sealing ring 34 is in sealing contact with the inner groove wall of the detection inner groove 22 to increase the sealing degree during the connection process.

[0025] The working principle of the utility model is:

[0026] When the utility model is used, the threaded pipe 32 of the same diameter is selected for rotational connection by detecting the connection diameter of the pipeline, so that the connecting pipe body 31 is fixedly installed on the detection pipeline, and then the detection pipe fitting 21 is inserted and sleeved on the connecting pipe body 31, and the sealing ring 34 is in sealing contact with the inner groove wall of the detection inner groove 22, thereby increasing the sealing degree during the connection process. At this time, the ring 210 is rotated clockwise to rotate the triangular clamp 211, and the inner inclined surface of the triangular clamp 211 is used to release the pressure on the long rod 28, and the reset spring 26 is extended to push the limit hook 25 to adjust the angle around the fixed shaft 24, so that the long rod 28 is damped on the sealing ring pad 27. The limit hook 25 is hooked into the hook ring groove 33 to ensure that the pressure transmitter body 1 can be stably fixed on the detection pipeline; secondly, the collar 210 is rotated counterclockwise, and the collar 210 is rotated within the limit position in the ring groove 29, and the triangular clamp 211 is rotated, and the inner inclined surface of the triangular clamp 211 is used to press the long rod 28, so that the long rod 28 is damped and slided on the sealing ring gasket 27, and then the limit hook 25 is pushed around the fixed axis 24 for angle adjustment, so that the limit hook 25 slides out of the hook ring groove 33, and then the loading assembly 2 is removed from the connecting assembly 3, so that the pressure transmitter body 1 on the detection pipeline is quickly disassembled, and the practicality of the device assembly is increased.

[0027] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A pressure transmitter assembly, comprising a pressure transmitter body (1), characterized in that: The lower end of the pressure transmitter body (1) is fixedly connected to the loading assembly (2), the lower end of the loading assembly (2) is limitedly engaged with the connecting assembly (3), and the connecting assembly (3) is meshed and connected with the threaded opening at the upper end of the pipeline; The loading assembly (2) comprises a detection pipe (21), a detection inner groove (22), a lateral inner groove (23), a fixed shaft (24), a limit hook (25), a reset spring (26), a sealing ring gasket (27), a long rod (28), a ring groove (29), a sleeve ring (210) and a triangular clamp (211); the inner wall of the detection inner groove (22) is provided with a lateral inner groove (23) in an annular shape; a fixed shaft (24) is fixedly installed on the upper part of the inner wall of the lateral inner groove (23); a limit hook (25) is rotatably arranged on the fixed shaft (24); a reset spring (26) is fixedly installed between the upper part of the end surface of the limit hook (25) on the outer side and the wall surface of the lateral inner groove (23) on the outer side; and a slidable long rod (28) is arranged in the sealing ring gasket (27); The connection assembly (3) comprises a connection pipe body (31), a threaded pipe (32), a hook ring groove (33) and a sealing ring (34). The threaded pipe (32) is fixedly connected to the lower end of the connection pipe body (31). According to the pipe connection diameter, threaded pipes (32) with different threaded pipe diameters are selected and used as spare parts of the loading assembly (2). The upper part of the inner wall of the connection pipe body (31) is provided with a hook ring groove (33), and the hook ring groove (33) is arranged corresponding to the limit hook (25).

2. A pressure transmitter assembly according to claim 1, characterized in that: The lower end section of the detection pipe (21) is provided with an inner detection groove (22).

3. A pressure transmitter assembly according to claim 1, characterized in that: A sealing ring gasket (27) is fixedly mounted on the middle portion of the outer wall surface of the lateral inner groove (23).

4. A pressure transmitter assembly according to claim 1, characterized in that: An annular groove (29) is formed on the outer wall surface of the detection tube (21), and a sleeve ring (210) is arranged in the annular groove (29).

5. A pressure transmitter assembly according to claim 4, characterized in that: A plurality of triangular clamping parts (211) are fixedly mounted in an annular shape on the inner end surface of the collar (210).

6. A pressure transmitter assembly according to claim 2, characterized in that: A sealing ring (34) is sleeved on the outer wall surface of the connecting pipe body (31), and the sealing ring (34) is in sealing contact with the inner groove wall of the detection inner groove (22).

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