Pressure detection composite pressure balance compensator

Abstract

The utility model provides a composite pressure balance compensator for pressure detection, which comprises a pipe body, a pipe orifice and a pipe ring, one side of the pipe ring is rotatably connected with the pipe body, the other side of the pipe ring is rotatably connected with the pipe orifice, and relates to the technical field of pressure balance compensators. One side of a pipe ring is rotatably connected with a pipe body, the other side of the pipe ring is rotatably connected with a pipe orifice, the circumferential position of the pipe ring is communicated with a pressure gauge for detecting the pressure in the pipe body, specifically, the pipe ring comprises a main ring body and an auxiliary ring body, and matching cavities are formed in one side, close to the pipe ring, of the pipe orifice and one side, close to the pipe ring, of the pipe body. The auxiliary ring body is fixedly connected with the main ring body, and the auxiliary ring body is matched with the matching cavity, so that the position of the pressure gauge can be adjusted according to the placement direction of the pressure compensator after the pressure compensator is connected with an external pipeline, and personnel can always well monitor the pressure state in the pressure compensator; and the problem that the internal environment of the pressure compensator cannot be visualized is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure balance compensator technical field, specifically is a pressure balance compensator of pressure detection composite. BACKGROUND

[0002] Pressure balance compensator is the key device for absorbing multidirectional displacement caused by thermal expansion and cold contraction, vibration or installation error, and balancing the internal pressure thrust of medium. Its core is composed of multiple layers of stainless steel or corrosion-resistant alloy bellows, which converts the axial thrust generated by internal pressure into its own counterforce through pull rod, hinge and other balancing mechanisms, avoiding pipeline stress concentration or equipment overload. The device has axial, lateral and angular compensation capacity, and is suitable for high requirement scenes such as petroleum chemical industry, heat pipe network and nuclear power, with characteristics of high pressure resistance, high temperature resistance, fatigue resistance and long service life, effectively improving system sealing and stability, reducing maintenance cost, and is an important component to ensure safe and efficient operation of industrial pipeline.

[0003] The pressure balance compensator of the prior art lacks pressure checking equipment when in use, only has the function of pipeline communication, so that the pressure balance compensator cannot monitor the internal pressure state of the compensator in real time, it is difficult to find abnormal pressure fluctuation (such as overpressure, negative pressure or pressure imbalance) in time, which easily causes fatigue damage of bellows, sealing failure or structural deformation, and increases the risk of leakage or burst. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a pressure balance compensator of pressure detection composite to solve the problems in the background art and overcome the technical defects.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of a pressure balance compensator of pressure detection composite, which comprises a pipe body, a pipe opening and a pipe ring, one side of the pipe ring is rotatably connected with the pipe body, the other side of the pipe ring is rotatably connected with the pipe opening, one side of the pipe opening is provided with an inspection opening for pipe ring sealing detection, and the circumferential surface of the pipe ring is connected with a pressure gauge for internal pressure detection of the pipe body.

[0006] As a further scheme of the utility model, the pipe ring comprises a main ring body and a secondary ring body, the pipe opening and the pipe body are provided with a matching cavity near one side of the pipe ring, the secondary ring body is fixedly connected with the main ring body, and the secondary ring body is matched with the matching cavity.

[0007] As a further scheme of the utility model, the outer periphery of the pipe opening is fixedly connected with a pipe shoulder, and the pipe shoulder is used for placing the pipe opening.

[0008] As a further scheme of the utility model: a pressure balance compensator of pressure detection and pressure balance, one side of the pipe shoulder is provided with an attracting piece, the attracting piece is used for magnetic attraction adjustment between the pipe shoulder and the external environment.

[0009] As a further scheme of the utility model: a pressure balance compensator of pressure detection and pressure balance, further comprising a reinforcing rod, two groups of pipe shoulders are fixedly connected through the reinforcing rod.

[0010] As a further scheme of the utility model: a pressure balance compensator of pressure detection and pressure balance, the attracting piece comprises a knob and a permanent magnet, the knob is screw-connected with the pipe shoulder, and the permanent magnet is fixedly connected with the knob.

[0011] As a further scheme of the utility model: a pressure balance compensator of pressure detection and pressure balance, an anti-skid pattern is formed on the periphery of the knob.

[0012] As a further scheme of the utility model: a pressure balance compensator of pressure detection and pressure balance, a plurality of groups of attracting pieces are annularly arranged on the periphery of the pipe shoulder.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] Since one side of the pipe ring is rotationally connected with the pipe body, the other side of the pipe ring is rotationally connected with the pipe opening, and a pressure gauge for detecting the pressure in the pipe body is communicated with the circumferential direction of the pipe ring, specifically, the pipe ring comprises a main ring body and a secondary ring body, the pipe opening and the pipe body are both provided with a matching cavity on the side close to the pipe ring, the secondary ring body is fixedly connected with the main ring body, and the secondary ring body is matched with the matching cavity, so that the position of the pressure gauge can be adjusted according to the placement direction of the pressure compensator after the pressure compensator is connected with the external pipeline, and the personnel can always monitor the pressure state in the pressure compensator, thereby avoiding the problem that the internal environment of the pressure compensator cannot be visualized.

[0015] Since one side of the pipe shoulder is provided with an attracting piece, the attracting piece is used for magnetic attraction adjustment between the pipe shoulder and the external environment, specifically, the attracting piece comprises a knob and a permanent magnet, the knob is screw-connected with the pipe shoulder, and the permanent magnet is fixedly connected with the knob, so that when the pipe shoulder is placed on a workbench or a metal mounting rack, etc., the bolt can be avoided, the pressure balance compensator can be quickly connected with the external environment, and the installation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The disclosure of the utility model will be described with reference to the drawings. It should be understood that the drawings are only for illustrative purposes, and are not intended to limit the protection scope of the utility model. In the drawings, the same reference numerals are used to refer to the same parts. Among them:

[0017] Figure 1The overall structure schematic view according to the embodiment of the present application is shown schematically.

[0018] Figure 2 The split structure schematic view among the pipe body, the pipe mouth and the pipe ring according to the embodiment of the present application is shown schematically.

[0019] Figure 3 The structure schematic view of the matching cavity according to the embodiment of the present application is shown schematically.

[0020] Figure 4 The enlarged view of A according to the embodiment of the present application is shown schematically.

[0021] Figure 5 The enlarged view of B according to the embodiment of the present application is shown schematically.

[0022] Reference signs in the drawing: 1, pipe body; 2, pipe mouth; 3, pipe shoulder; 4, reinforcing rod; 5, pipe ring; 51, main ring body; 52, auxiliary ring body; 6, pressure gauge; 7, suction member; 71, knob; 72, permanent magnet; 8, inspection port; 9, matching cavity. DETAILED DESCRIPTION

[0023] It is easy to understand that according to the technical scheme of the present application, a person skilled in the art can propose a plurality of structure modes and implementation modes which can be replaced with each other without changing the essential spirit of the present application. Therefore, the following specific embodiments and the accompanying drawings are only exemplary description of the technical scheme of the present application, and should not be regarded as the whole or regarded as the limitation or restriction of the technical scheme of the present application.

[0024] According to an embodiment of the present application, a pressure balance compensator for pressure detection is shown in the accompanying drawings, comprising a pipe body 1, a pipe mouth 2 and a pipe ring 5, one side of the pipe ring 5 is rotatably connected with the pipe body 1, the other side of the pipe ring 5 is rotatably connected with the pipe mouth 2, one side of the pipe mouth 2 is provided with an inspection port 8 for sealing detection of the pipe ring 5, a pressure sensor for gas detection is fixedly installed inside the inspection port 8, and the circumferential direction of the pipe ring 5 is communicated with a pressure gauge 6 for pressure detection of the pipe body 1.

[0025] Since one side of the pipe ring 5 is rotationally connected with the pipe body 1, the other side of the pipe ring 5 is rotationally connected with the pipe opening 2, and the circumferential direction of the pipe ring 5 is communicated with the pressure gauge 6 for detecting the internal pressure of the pipe body 1, specifically, the pipe ring 5 comprises a main ring body 51 and a secondary ring body 52, the pipe opening 2 and the pipe body 1 are both provided with a matching cavity 9 near one side of the pipe ring 5, the secondary ring body 52 is fixedly connected with the main ring body 51, and the secondary ring body 52 is matched with the matching cavity 9, so that the position of the pressure gauge 6 can be adjusted according to the placement direction of the pressure compensator after the pressure compensator is connected with the external pipeline, and the pressure state in the pressure compensator can be always monitored by the personnel, thereby avoiding the problem that the internal environment of the pressure compensator cannot be visualized.

[0026] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, the pipe ring 5 includes main ring body 51 and secondary ring body 52, the pipe opening 2 and the pipe body 1 are both provided with a matching cavity 9 near one side of the pipe ring 5, the secondary ring body 52 is fixedly connected with the main ring body 51, and the secondary ring body 52 is matched with the matching cavity 9.

[0027] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, the outer periphery of the pipe opening 2 is fixedly connected with pipe shoulder 3, and the pipe shoulder 3 is used for placing the pipe opening 2.

[0028] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, one side of the pipe shoulder 3 is provided with an attractive piece 7, and the attractive piece 7 is used for magnetic attraction adjustment between the pipe shoulder 3 and the external environment.

[0029] Since one side of the pipe shoulder 3 is provided with an attractive piece 7, and the attractive piece 7 is used for magnetic attraction adjustment between the pipe shoulder 3 and the external environment, specifically, the attractive piece 7 includes a knob 71 and a permanent magnet 72, the knob 71 is screw-connected with the pipe shoulder 3, and the permanent magnet 72 is fixedly connected with the knob 71, so that when the pipe shoulder 3 is placed on a workbench or a metal mounting rack, etc., the use of bolts can be avoided, the pressure balance compensator can be quickly connected with the external environment, and the installation efficiency is improved.

[0030] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, further comprising a reinforcing rod 4, and the two groups of pipe shoulders 3 are fixedly connected through the reinforcing rod 4.

[0031] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, the attractive piece 7 includes a knob 71 and a permanent magnet 72, the knob 71 is screw-connected with the pipe shoulder 3, and the permanent magnet 72 is fixedly connected with the knob 71.

[0032] As a further scheme of the utility model: a kind of pressure balance compensator of pressure detection composite, an anti-skid pattern is formed in the outer periphery of the knob 71.

[0033] As a further scheme of the utility model: a pressure balance compensator of pressure detection and combination, a plurality of groups of the attracting piece 7 annular array distribution is in the outer periphery of pipe shoulder 3.

[0034] Working principle: because one side of pipe ring 5 is rotationally connected with pipe body 1, the other side of pipe ring 5 is rotationally connected with pipe mouth 2, the circumferential direction of pipe ring 5 is communicated with pressure gauge 6 for the pressure detection of pipe body 1, specifically, pipe ring 5 includes main ring body 51 and auxiliary ring body 52, pipe mouth 2 and pipe body 1 are close to the side of pipe ring 5 and are all provided with matching cavity 9, auxiliary ring body 52 is fixedly connected with main ring body 51, auxiliary ring body 52 is matched with matching cavity 9, so after pressure compensator is connected with external pipeline, the position of pressure gauge 6 can be adjusted according to the placement direction of pressure compensator, so that personnel can always monitor the pressure state inside pressure compensator, avoid the problem that the internal environment of pressure compensator cannot be visualized.

[0035] Because one side of pipe shoulder 3 is provided with attracting piece 7, the attracting piece 7 is used for magnetic attraction adjustment between pipe shoulder 3 and external environment, specifically, attracting piece 7 includes knob 71 and permanent magnet 72, knob 71 is screwably connected with pipe shoulder 3, permanent magnet 72 is fixedly connected with knob 71, so when pipe shoulder 3 is placed to workbench or metal mounting frame scene, bolt can be avoided and pressure balance compensator can be quickly connected with external environment, installation efficiency is improved.

[0036] The technical scope of the utility model is not only limited to the content in the above description, and the person skilled in the art can deform and modify the above embodiment on the premise of not departing from the technical thought of the utility model, and these deformations and modifications should all belong to the protection scope of the utility model.

Claims

1. A pressure balanced compensator of the pressure detecting composite type, characterized in that, The utility model relates to a pipe body (1), pipe mouth (2) and pipe ring (5), one side of pipe ring (5) is rotatoryly connected with pipe body (1), the other side of pipe ring (5) is rotatoryly connected with pipe mouth (2), one side of pipe mouth (2) is equipped with the check opening (8) of pipe ring (5) sealed detection, the circumferential direction of pipe ring (5) is connected with the pressure gauge (6) of pipe body (1) internal pressure detection.

2. A pressure balanced compensator of claim 1, wherein, The pipe ring (5) includes a main ring body (51) and a secondary ring body (52), the pipe mouth (2) and the pipe body (1) are provided with a matching cavity (9) on one side close to the pipe ring (5), the secondary ring body (52) is fixedly connected with the main ring body (51), and the secondary ring body (52) is matched with the matching cavity (9).

3. A pressure balanced compensator of claim 2, wherein, The outer periphery of the pipe mouth (2) is fixedly connected with a pipe shoulder (3), and the pipe shoulder (3) is used for placing the pipe mouth (2).

4. A pressure compensator according to claim 3, wherein One side of the pipe shoulder (3) is provided with an attracting member (7), and the attracting member (7) is used for magnetic attraction adjustment between the pipe shoulder (3) and the external environment.

5. A pressure equalizing compensator of claim 4, wherein, The utility model also includes a reinforcing rod (4), and two groups of pipe shoulders (3) are fixedly connected through the reinforcing rod (4).

6. A pressure balanced compensator of claim 5, wherein, The attracting member (7) includes a knob (71) and a permanent magnet (72), the knob (71) is screw-connected with the pipe shoulder (3), and the permanent magnet (72) is fixedly connected with the knob (71).

7. A pressure balanced compensator of claim 6, wherein, The outer periphery of the knob (71) is provided with anti-skid lines.

8. A pressure compensator according to claim 7, wherein A plurality of groups of attracting members (7) are arranged in an annular array on the outer periphery of the pipe shoulder (3).

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