Pressure pipeline air leakage detection device for special equipment

Abstract

The utility model relates to the technical field of pressure pipeline detection, and discloses a pressure pipeline air leakage detection device for special equipment, which comprises a detection ring assembly. The hinge seat is arranged on the outer side wall of the sealing ring outer shell; the hinge shaft is arranged on the axes of the two hinge seats; the clamping plate is fixedly connected to the outer side wall of the sealing ring outer shell; the threaded seat is arranged in the clamping plate; the threaded column is in threaded connection with the interior of the threaded seat; the detection ring assembly is arranged, the detection ring assembly is composed of sealing ring outer shells, hinge seats, hinge shafts, clamping plates, threaded seats, threaded columns, sealing blocks and sealing strips, one ends of the two sealing ring outer shells are hinged, and the other ends of the two sealing ring outer shells are connected through the threaded columns. The detection ring can be rapidly installed on the pipeline in a clamping mode, and the air leakage detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure pipeline detection, in particular to a pressure pipeline leakage detection device for special equipment. Background Art

[0002] Pressure pipelines refer to all pipelines that are subject to internal or external pressure, regardless of the medium inside the pipe. Pressure pipelines are part of the pipeline. Pipelines are used to transport, distribute, mix, separate, discharge, measure, control and stop the flow of fluids. They are an assembly consisting of pipes, pipe fittings, flanges, bolted connections, gaskets, valves, other components or pressure-bearing parts and supporting parts. In order to strengthen the safety supervision of pressure pipelines, standardize the inspection of industrial pipelines in use, ensure the safe operation of industrial pipelines in use, and protect the safety of citizens' lives and property, all pressure pipelines leaving the factory must undergo pressure testing.

[0003] For example, Chinese utility model patent CN218156733U proposes a pressure pipeline leakage detection device for special equipment, including a frame, an arc clamp, a push-up assembly, a gas transmission assembly, a pressure gauge, and an expansion assembly. The arc clamp is provided with two and is symmetrically arranged inside the frame. A sealing ring is fixedly connected inside the arc clamp. The push-up assembly is used to push the arc clamp to move. The gas transmission assembly is used to transport gas into the arc clamp. The expansion assembly is used to expand the gas in the gas transmission assembly. The pressure gauge is fixedly connected to the outside of the frame for air tightness detection.

[0004] In the prior art, the detection ring is installed on the pipeline by means of a push rod, which has low installation efficiency and is overall large. When facing a smaller pipeline, it cannot be flexibly carried and moved. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the shortcomings of the prior art, the utility model provides a pressure pipeline leakage detection device for special equipment, which has the advantages of being quick to install and convenient to carry and move, and solves the problems of low installation efficiency and being large overall size, and being unable to be flexibly carried and moved when facing smaller pipelines.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model provides the following technical solution: a pressure pipeline leakage detection device for special equipment, including a detection ring assembly, the detection ring assembly includes:

[0009] Sealing ring outer casing;

[0010] A hinge seat, arranged on the outer side wall of the sealing ring outer shell;

[0011] An articulated shaft, arranged on the axis of the two articulated seats;

[0012] A clamping plate, fixedly connected to the outer side wall of the sealing ring outer shell;

[0013] A threaded seat, arranged inside the clamping plate;

[0014] A threaded column, threadedly connected to the interior of the threaded seat;

[0015] A sealing block, fixedly connected to the inner side wall of the sealing ring outer shell;

[0016] The outer side wall of the sealing ring outer shell is equipped with a rapid detection component, and the rapid detection component includes:

[0017] A detection seat, fixedly connected to the outer side wall of the sealing ring outer shell;

[0018] A control panel, arranged on the outer side wall of the detection seat;

[0019] A barometer, mounted on the top of the detection seat;

[0020] An electromagnetic three-way valve, fixedly connected to the top of the detection seat;

[0021] An air extraction needle is arranged at the air inlet end of the electromagnetic three-way valve;

[0022] An air extraction pipe, arranged at the air extraction end of the electromagnetic three-way valve;

[0023] An exhaust pipe is arranged at the exhaust end of the electromagnetic three-way valve.

[0024] Preferably, two sealing ring outer shells are provided, and the two sealing ring outer shells form an annular structure with a hollow interior.

[0025] Preferably, a torsion spring is provided on the outer side wall of the hinge shaft.

[0026] Preferably, the detection ring assembly further comprises:

[0027] A sealing strip is fixedly connected to the outer side wall of the sealing block.

[0028] Preferably, the rapid detection component further comprises:

[0029] A quick interface is arranged at one end of the air extraction pipe.

[0030] Preferably, a support rod is provided at the bottom of the detection ring assembly.

[0031] (III) Beneficial effects

[0032] Compared with the prior art, the utility model provides a pressure pipeline leakage detection device for special equipment, which has the following beneficial effects:

[0033] 1. The pressure pipeline leakage detection device for special equipment is provided with a detection ring assembly, which is composed of a sealing ring outer shell, a hinge seat, a hinge shaft, a clamping plate, a threaded seat, a threaded column, a sealing block and a sealing strip. One end of the two sealing ring outer shells is hinged, and the other end is connected by a threaded column. When the detection ring is installed on the pipeline, the detection ring can be quickly installed on the pipeline by clamping, thereby improving the efficiency of leakage detection.

[0034] 2. The pressure pipe leakage detection device for special equipment is equipped with a quick detection component, which integrates the pressure gauge and the exhaust structure on the detection seat, making the whole device relatively small and convenient to carry and move. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the structure of the utility model;

[0036] Figure 2 It is a structural schematic diagram of the detection ring assembly in the utility model;

[0037] Figure 3 It is a structural schematic diagram of the rapid detection component in the utility model.

[0038] In the figure:

[0039] 10. Detection ring assembly; 11. Sealing ring outer shell; 12. Articulated seat; 13. Articulated shaft; 14. Clamping plate; 15. Threaded seat; 16. Threaded column; 17. Sealing block; 18. Sealing strip;

[0040] 20. Rapid detection assembly; 21. Detection seat; 22. Control panel; 23. Pressure gauge; 24. Solenoid three-way valve; 25. Air extraction needle; 26. Air extraction pipe; 27. Exhaust pipe; 28. Quick interface;

[0041] 30. Support rod. DETAILED DESCRIPTION

[0042] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0043] It should be noted that all directional indications in the embodiments of the present application are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0044] In this application, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0045] In addition, in this application, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0046] In the related art, a push rod is used to install the detection ring on the pipeline, which has low installation efficiency and is large in size. When facing a smaller pipeline, it cannot be flexibly carried and moved.

[0047] In order to solve the problems in the related technology to a certain extent, the embodiment of the present application provides a pressure pipeline leakage detection device for special equipment, by setting a detection ring assembly, the detection ring assembly consists of a sealing ring outer shell, a hinge seat, a hinge shaft, a clamping plate, a threaded seat, a threaded column, a sealing block and a sealing strip. One end of the two sealing ring outer shells is hinged, and the other end is connected by a threaded column. When the detection ring is installed on the pipeline, the detection ring can be quickly installed on the pipeline by clamping, thereby improving the efficiency of leakage detection.

[0048] The present application is described below with reference to the accompanying drawings and specific embodiments:

[0049] Combination Figure 1-Figure 3The embodiment of the present application provides a pressure pipeline leakage detection device for special equipment, including a detection ring assembly 10, the detection ring assembly 10 includes: a sealing ring outer shell 11, two sealing ring outer shells 11 are provided, and the two sealing ring outer shells 11 form an internal hollow annular structure; an articulated seat 12, which is arranged on the outer side wall of the sealing ring outer shell 11; an articulated shaft 13, which is arranged on the axis of the two articulated seats 12; a clamping plate 14, which is fixedly connected to the outer side wall of the sealing ring outer shell 11; a threaded seat 15, which is arranged inside the clamping plate 14; a threaded column 16, which is threadedly connected to the inside of the threaded seat 15; a sealing block 17, which is fixedly connected to the inner side wall of the sealing ring outer shell 11;

[0050] There are two sealing ring outer shells 11, which are connected by a hinge seat 12 and a hinge shaft 13, so that the two sealing ring outer shells 11 can be opened and closed, which is convenient for installation or disassembly. When installing, the threaded column 16 is tightened to connect the threaded column 16 with the threaded seat 15, and the two clamping plates 14 are fixed to fix the two sealing ring outer shells 11 on the pipeline;

[0051] The outer wall of the sealing ring outer shell 11 is installed with a quick detection component 20, which includes: a detection seat 21, fixedly connected to the outer wall of the sealing ring outer shell 11; a control panel 22, arranged on the outer wall of the detection seat 21; a pressure gauge 23, installed on the top of the detection seat 21; an electromagnetic three-way valve 24, fixedly connected to the top of the detection seat 21; an air extraction needle 25, arranged at the air inlet end of the electromagnetic three-way valve 24; an air extraction pipe 26, arranged at the air extraction end of the electromagnetic three-way valve 24; an exhaust pipe 27, arranged at the exhaust end of the electromagnetic three-way valve 24;

[0052] When conducting the test, first control the electromagnetic three-way valve 24 through the control panel 22 to connect the vacuum needle 25 with the vacuum pipe 26, and then connect the vacuum pipe 26 to the external vacuum equipment, so that the vacuum equipment can extract the gas in the sealing ring outer shell 11 through the vacuum pipe 26 and the vacuum needle 25. After vacuuming, observe the pressure gauge 23. When the index of the pressure gauge 23 is stable, it means that there is no leakage in the pipeline. Otherwise, it means that there is a leakage.

[0053] In some embodiments, a torsion spring is provided on the outer side wall of the hinge shaft 13. By providing the torsion spring, the sealing ring outer shell 11 can be automatically unfolded to facilitate disassembly.

[0054] In some embodiments, the detection ring assembly 10 further includes: a sealing strip 18, which is fixedly connected to the outer wall of the sealing block 17. By adding the sealing strip 18, the sealing degree of the detection ring can be further improved, and the detection accuracy can be improved.

[0055] In some embodiments, the rapid detection component 20 further includes: a quick interface 28, which is disposed at one end of the exhaust pipe 26. By providing the quick interface 28, the quick interface 28 can be quickly connected to the exhaust equipment to improve the connection efficiency.

[0056] In some embodiments, a support rod 30 is provided at the bottom of the detection ring assembly 10. By providing the support rod 30, the support rod 30 can support the detection device during installation or disassembly, thereby facilitating the installation and disassembly of the device.

[0057] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0058] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0059] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pressure pipeline leakage detection device for special equipment, characterized in that: The invention comprises a detection ring assembly (10), wherein the detection ring assembly (10) comprises: Sealing ring outer casing (11); A hinge seat (12) is arranged on the outer side wall of the sealing ring outer shell (11); A hinge shaft (13) is arranged on the axis of the two hinge seats (12); A clamping plate (14) fixedly connected to the outer side wall of the sealing ring outer shell (11); A threaded seat (15) is arranged inside the clamping plate (14); A threaded column (16) threadedly connected to the interior of the threaded seat (15); A sealing block (17) fixedly connected to the inner side wall of the sealing ring outer shell (11); A quick detection assembly (20) is installed on the outer side wall of the sealing ring outer shell (11), and the quick detection assembly (20) comprises: A detection seat (21) fixedly connected to the outer side wall of the sealing ring outer shell (11); A control panel (22) is arranged on the outer side wall of the detection seat (21); A barometer (23) mounted on the top of the detection seat (21); An electromagnetic three-way valve (24) is fixedly connected to the top of the detection seat (21); An air extraction needle (25) is arranged at the air inlet end of the electromagnetic three-way valve (24); An air extraction pipe (26) is arranged at the air extraction end of the electromagnetic three-way valve (24); An exhaust pipe (27) is arranged at the exhaust end of the electromagnetic three-way valve (24).

2. The pressure pipeline leakage detection device for special equipment according to claim 1 is characterized in that: There are two sealing ring outer shells (11) in total, and the two sealing ring outer shells (11) form an annular structure with a hollow interior.

3. The pressure pipeline leakage detection device for special equipment according to claim 1 is characterized in that: The outer side wall of the hinge shaft (13) is provided with a torsion spring.

4. The pressure pipeline leakage detection device for special equipment according to claim 1 is characterized in that: The detection ring assembly (10) further comprises: A sealing strip (18) is fixedly connected to the outer side wall of the sealing block (17).

5. The pressure pipeline leakage detection device for special equipment according to claim 1, characterized in that: The rapid detection component (20) also includes: A quick interface (28) is arranged at one end of the air extraction pipe (26).

6. The pressure pipeline leakage detection device for special equipment according to claim 1, characterized in that: A support rod (30) is provided at the bottom of the detection ring assembly (10).

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