Valve detection device for pipeline valve processing

Abstract

The invention provides a valve detection device for pipeline valve processing, and the device comprises a detection platform, supporting legs, a bottom plate, a buffer box, a supporting plate, a pressure pump, an air pump, a fixable conveying pipe structure, a fixable supporting push plate structure, a sleeving detection pressure display pipe structure, a sleeving pressure detection pipe structure, and a rotatable hoisting auxiliary frame structure. Supporting legs are fixed to the four corners of the bottom end of the detection table through bolts respectively. A bottom plate is fixed to the bottom between the supporting legs through bolts. The buffer box is fixed to the middle of the left side of the upper end of the bottom plate through bolts. The sleeving pipe, the pressurizing pipe, the pressure gauge, the butt joint pipe, the protective pipe, the butt joint plate and the sealing ring are matched with one another, the pressurizing pipe can be connected through a pressure gauge pipeline in the detection process, and meanwhile, the pressurizing pipe is communicated with the valve to be detected, so that the purpose of conveniently displaying the detection pressure in the detection process is achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of valve detection equipment, and in particular relates to a valve detection device for pipeline valve processing. Background Art

[0002] A valve is a control component in a pipeline fluid delivery system. It is a valve body used to change the cross-section of the passage and the flow direction of the medium. The main function of the valve is to control the fluid in the pipeline. In case of large-scale delivery pipelines, the quality of the valve needs to be guaranteed to avoid property loss. Therefore, in order to ensure the quality of the valve, the valve needs to be tested for sealing after production. During the test, a testing device is required. The existing valve testing device cannot display the pressure during the test, it is not convenient to test the connection pressure during the test, and it is not convenient to test the movement of valves with large volume and weight during the test. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a valve detection device for pipeline valve processing. By improving the valve docking mechanism during the detection process, it is convenient to display the detection pressure during the detection process and set the valve connection pressure detection mechanism during the detection process, so as to facilitate the detection of valves with different pressure connections during the detection process and set the valve moving mechanism during the detection process, so as to facilitate the movement and docking of valves with larger volume and weight during the detection process.

[0004] A valve detection device for pipeline valve processing includes a detection platform, wherein support legs are bolted to the four corners of the bottom end of the detection platform; a bottom plate is bolted to the bottom between the support legs; a cache box is bolted to the middle position of the upper left side of the bottom plate; a support plate is bolted to the middle position of the upper end of the cache box with transverse bolts; a pressure pump is bolted to the middle position of the upper end of the support plate; an air pump is bolted to the middle position of the upper right side of the bottom plate, and is characterized in that a fixed conveying pipe structure is provided at the middle position of the bottom end of the detection platform; and the left and right sides of the upper end of the detection platform are respectively provided with A fixable support push plate structure; a socketable detection pressure display tube structure is arranged at the right end of the fixable support push plate structure arranged on the left side; a socketable pressure detection tube structure is arranged at the right end of the fixable support push plate structure arranged on the right side; a rotatable lifting auxiliary frame structure is connected to the middle position behind the upper end of the detection platform; the fixable delivery pipe structure includes a first fixed pipe, a gas delivery pipe passes through the internal top end of the first fixed pipe; a liquid delivery pipe passes through the internal bottom end of the first fixed pipe; the upper ends of the gas delivery pipe and the liquid delivery pipe respectively pass through the interior of the second fixed pipe.

[0005] Preferably, the fixed supporting push plate structure includes a connecting plate, a first through hole is opened in the inner middle position of the connecting plate; the left end of the first hydraulic cylinder is bolted to the right front middle position and the right rear middle position of the connecting plate respectively; the right end of the first hydraulic cylinder is bolted to the left front middle position and the left rear middle position of the connecting plate respectively; the second through hole is opened in the inner middle position of the connecting plate.

[0006] Preferably, the detectable pressure display tube structure includes a sleeve tube, a pressurized tube is threadedly penetrated by a thread in the middle position on the left side of the sleeve tube; a pressure gauge is connected to the pipeline on the right side of the upper end of the pressurized tube.

[0007] Preferably, the socketable pressure detection tube structure includes a butt-jointed tube, a protective tube is threadedly penetrated by a threaded middle position inside the right end of the butt-jointed tube; a pressure sensor is bolted to the inner wall of the right end of the butt-jointed tube; a butt-jointed plate is seamlessly slidably inserted inside the butt-jointed tube; and a sealing ring is glued to the left side of the butt-jointed plate.

[0008] Preferably, the rotatable lifting auxiliary frame structure includes a third fixed tube, and a rotating column is inserted in the middle position inside the third fixed tube; the upper end of the rotating column is bolted to the middle position on the left side of the bottom end of the transverse plate; the second hydraulic cylinder is bolted to the middle position on the right side of the upper end of the third fixed tube; the second hydraulic cylinder is bolted to the middle position at the bottom end of the second hydraulic cylinder; the lower end outer wall of the hanging ring is sleeved with a sleeve ring; the bottom ends of the sleeve ring are respectively bolted to the two ends of the wire rope.

[0009] Compared with the prior art, the present invention has the following beneficial effects:

[0010] 1. In the present invention, the sleeve pipe, pressurized pipe, pressure gauge, butt pipe, protective pipe, butt plate and sealing ring are arranged in coordination with each other, which is conducive to connecting the pressurized pipe through the pressure gauge pipeline during the detection process, and at the same time connecting the pressurized pipe with the valve to be detected, so as to facilitate the purpose of displaying the detection pressure during the detection process.

[0011] 2. In the present invention, the arrangement of the docking tube, protective tube, pressure sensor, docking plate and sealing ring is conducive to contacting the pressure sensor through the docking plate during the detection process, and then detecting the pressure during the docking process through the pressure sensor during the detection process, thereby facilitating the purpose of detecting valves under different connection pressures during the detection process.

[0012] 3. In the present invention, the third fixed tube, rotating column, transverse plate, second hydraulic cylinder, hanging ring, sleeve ring and wire rope are arranged in coordination with each other, which is beneficial to winding the wire rope around the outer wall of the valve to be tested during the detection process, and then controlling the second hydraulic cylinder to drive the hanging ring to perform lifting work, and hanging the sleeve ring on the outer wall of the hanging ring during the lifting process, so as to facilitate the movement of the valve to be tested during the detection process and assist the valve detection work. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the present invention.

[0014] Figure 2 It is a structural schematic diagram of the fixable conveying pipe structure of the present invention.

[0015] Figure 3 It is a structural schematic diagram of the fixed support push plate structure of the present invention.

[0016] Figure 4 It is a structural schematic diagram of the sleeve-connectable detectable pressure display tube structure of the present invention.

[0017] Figure 5 It is a structural schematic diagram of the sleeveable pressure detection tube structure of the present invention.

[0018] Figure 6 It is a structural schematic diagram of the rotatable lifting auxiliary frame structure of the present invention.

[0019] Figure 7 It is a cross-sectional view of the sleeveable pressure detection tube structure of the present invention.

[0020] In the figure:

[0021] 1. Test bench; 2. Support legs; 3. Bottom plate; 4. Cache box; 5. Support plate; 6. Pressure pump; 7. Air pump; 8. Fixable delivery pipe structure; 81. First fixed pipe; 82. Gas delivery pipe; 83. Liquid delivery pipe; 84. Second fixed pipe; 9. Fixable support push plate structure; 91. Connecting plate; 92. First through hole; 93. First hydraulic cylinder; 94. Connecting plate; 95. Second through hole; 10. Socketable test pressure display pipe structure ; 101. Socketed tube; 102. Pressurized tube; 103. Pressure gauge; 11. Socketable pressure detection tube structure; 111. Butt-jointed tube; 112. Protective tube; 113. Pressure sensor; 114. Butt-jointed plate; 115. Sealing ring; 12. Rotatable lifting auxiliary frame structure; 121. Third fixed tube; 122. Rotating column; 123. Transverse plate; 124. Second hydraulic cylinder; 125. Hanging ring; 126. Socketed ring; 127. Wire rope. DETAILED DESCRIPTION

[0022] Embodiment 1: The present invention is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a valve detection device for pipeline valve processing includes a detection platform 1, support legs 2, a bottom plate 3, a buffer box 4, a support plate 5, a pressure pump 6, an air pump 7, a fixed delivery pipe structure 8, a fixed support push plate structure 9, a sleeve-connectable detection pressure display pipe structure 10 and a sleeve-connectable pressure detection pipe structure 11 and a rotatable lifting auxiliary frame structure 12, wherein the four corners of the bottom end of the detection platform 1 are respectively bolted with support legs 2; the bottom between the support legs 2 is bolted with a bottom plate 3; the middle position of the upper left end of the bottom plate 3 A buffer box 4 is fixed with bolts; a support plate 5 is fixed with horizontal bolts at the middle position of the upper end of the buffer box 4; a pressure pump 6 is fixed with bolts at the middle position of the upper end of the support plate 5; an air pump 7 is fixed with bolts at the middle position of the upper right side of the bottom plate 3; a fixed conveying pipe structure 8 is arranged at the middle position of the bottom end of the detection platform 1; fixed support push plate structures 9 are respectively arranged on the left and right sides of the upper end of the detection platform 1; a detection pressure display pipe structure that can be sleeved is arranged on the right end of the fixed support push plate structure 9 arranged on the left side Structure 10; the right end of the fixed support push plate structure 9 arranged on the right side is provided with a sleeveable pressure detection tube structure 11; the middle position behind the upper end of the detection platform 1 is connected with a rotatable lifting auxiliary frame structure 12; the fixed delivery pipe structure 8 includes a first fixed pipe 81, a gas delivery pipe 82, a liquid delivery pipe 83 and a second fixed pipe 84, the internal top of the first fixed pipe 81 is penetrated by the gas delivery pipe 82; the internal bottom of the first fixed pipe 81 is penetrated by the liquid delivery pipe 83; the upper ends of the gas delivery pipe 82 and the liquid delivery pipe 83 respectively penetrate the interior of the second fixed pipe 84; when using, fix the detection platform 1 in a suitable position, then use external wires to connect the external power supply and external control equipment, and add an appropriate amount of liquid required for the detection process to the inside of the cache box 4, and use an external pipeline to connect the water outlet of the pressure pump 6 to the right end of the liquid delivery pipe 83, and then connect the right end of the gas delivery pipe 82 to the air outlet of the air pump 7, so as to facilitate gas detection or liquid detection during the detection process.

[0023] In this embodiment, combined with the Figure 3As shown, the fixed supporting push plate structure 9 includes a connecting plate 91, a first through hole 92, a first hydraulic cylinder 93, a connecting plate 94 and a second through hole 95. The first through hole 92 is provided in the middle position of the interior of the connecting plate 91; the left end of the first hydraulic cylinder 93 is bolted to the middle position of the right front side and the middle position of the right rear side of the connecting plate 91; the right end of the first hydraulic cylinder 93 is bolted to the middle position of the left front side and the middle position of the left rear side of the connecting plate 94; the second through hole 95 is provided in the middle position of the interior of the connecting plate 94; after fixing the device, the valve to be tested is placed on the testing platform 1, and the first hydraulic cylinder 93 is controlled to work respectively, and the connecting plate 94 is pushed to move during the work, so as to facilitate the purpose of docking and fixing the valve to be tested during the testing process.

[0024] In this embodiment, combined with the Figure 4 As shown, the detectable pressure display tube structure 10 that can be sleeved includes a sleeve tube 101, a pressurized tube 102 and a pressure gauge 103. The pressurized tube 102 is threadedly penetrated through the middle position on the left side of the sleeve tube 101; the pressure gauge 103 is connected to the right pipe on the upper end of the pressurized tube 102; then the left end of the valve to be tested is inserted into the middle position inside the right end of the sleeve tube 101, and the right end of the pressurized tube 102 is set at the middle position on the left end of the valve to be tested, so as to facilitate the purpose of liquid or gas transportation during the detection process.

[0025] In this embodiment, combined with the Figure 5As shown, the sleeveable pressure detection tube structure 11 comprises a butt joint tube 111, a protective tube 112, a pressure sensor 113, a butt joint plate 114 and a sealing ring 115. The protective tube 112 is threadedly penetrated in the middle position of the right end of the butt joint tube 111; the pressure sensor 113 is bolted to the inner wall of the right end of the butt joint tube 111; the butt joint plate 114 is seamlessly slidably inserted in the interior of the butt joint tube 111; the sealing ring 115 is glued to the left side of the butt joint plate 114; after the left end of the valve is placed, the first hydraulic cylinder 93 set on the right side is controlled to work, and the connecting plate 94 is pushed to move during work, and the butt joint tube 111 is pushed to move, and then the butt joint tube 111 is sleeved on the right side of the valve to be detected. The outer wall of the end, and the right end of the valve to be tested contacts the sealing ring 115, and at the same time contacts the pressure sensor 113 through the right side of the docking plate 114, so as to facilitate the docking pressure detection work during the detection process. After the valve to be tested is placed and fixed, the pressure pump 6 or the air pump 7 is controlled to work respectively. When liquid detection is carried out, the power generated by the pressure pump 6 during operation will transport the liquid to the inside of the valve to be tested for detection work, and in the detection process, the pressure tube 102 and the pressure gauge 103 are cooperated to display the detection pressure. If gas is needed for detection, the air pump 7 is controlled to work, and the pressure tube 102 is cooperated to fill the gas into the inside of the valve to be tested, so as to achieve the purpose of detecting different media on the valve.

[0026] In this embodiment, combined with the Figure 6As shown, the rotatable lifting auxiliary frame structure 12 includes a third fixed tube 121, a rotating column 122, a transverse plate 123, a second hydraulic cylinder 124, a hanging ring 125, a sleeve ring 126 and a wire rope 127. The rotating column 122 is inserted into the middle position of the inner part of the third fixed tube 121; the upper end of the rotating column 122 is bolted to the middle position of the left side of the bottom end of the transverse plate 123; the second hydraulic cylinder 124 is bolted to the middle position of the upper right end of the third fixed tube 121; the hanging ring 125 is bolted to the middle position of the bottom end of the second hydraulic cylinder 124; the lower end outer wall of the hanging ring 125 is sleeved with a sleeve ring 126; the sleeve ring 126 The two ends of the bottom end are bolted with wire rope 127; during the inspection process, when the volume and weight of the valve to be inspected are large, the wire rope 127 is wound around the outer wall of the valve to be inspected, and then the second hydraulic cylinder 124 is controlled to start working, pushing the hanging ring 125 to move downward, and the sleeve ring 126 is hung on the outer wall of the hanging ring 125, and then the second hydraulic cylinder 124 is controlled to be recovered, and at the same time, the valve to be inspected is driven to move upward. When the valve to be inspected moves to the top of the inspection platform 1, the horizontal plate 123 is pushed to move, and the valve to be inspected is moved to the middle position of the upper end of the inspection platform 1, which is convenient for assisting the movement of the valve during the inspection process, thereby completing the valve inspection work.

[0027] In the present embodiment, specifically, a collecting trough is provided in the middle of the upper end of the detection platform 1 and a pipeline at the bottom of the collecting trough is connected to the buffer box 4 .

[0028] In the present embodiment, specifically, the first fixed tube 81 is bolted to the middle position on the left side of the bottom end of the detection platform 1; the second fixed tube 84 is bolted to the middle position on the left end of the detection platform 1; the right end of the gas delivery tube 82 is connected to the air pump 7; the right end of the liquid delivery tube 83 is connected to the booster pump 6; the rear surfaces of the gas delivery tube 82 and the liquid delivery tube 83 are respectively threaded with valves.

[0029] In this embodiment, specifically, the first through hole 92 and the second through hole 95 are correspondingly arranged; the connecting plate 91 and the connecting plate 94 are respectively made of rectangular stainless steel plates.

[0030] In this embodiment, specifically, the connecting plates 91 are bolted to the left and right sides of the upper end of the detection platform 1 respectively.

[0031] In this embodiment, specifically, the interior of the sleeve tube 101 is connected to the pressure gauge 103 through the pressurized tube 102 .

[0032] In the present embodiment, specifically, the pressurized pipe 102 passes through the inner middle position of the second through hole 95; the left end of the sleeve pipe 101 is bolted to the right middle position of the connecting plate 94; the gas delivery pipe 82 and the liquid delivery pipe 83 are connected to the left end outer wall of the pressurized pipe 102 in conjunction with a three-way pipe.

[0033] In this embodiment, specifically, the right end of the docking plate 114 is arranged in contact with the left side of the pressure sensor 113; a rubber ring is glued to the inner wall of the protection tube 112; and the pressure sensor 113 is a pressure sensor with an integrated display.

[0034] In this embodiment, specifically, the right end bolt of the butt joint pipe 111 is fixed to the left middle position of the connecting plate 94 arranged at the right end; the protective tube 112 passes through the inner middle position of the second through hole 95; the sleeve pipe 101 and the butt joint pipe 111 are arranged correspondingly.

[0035] In this embodiment, specifically, the second hydraulic cylinder 124 passes through the middle position inside the right end of the transverse plate 123 ; and a bearing is provided at the connection between the third fixed tube 121 and the rotating column 122 .

[0036] In this embodiment, specifically, the bottom end of the third fixing pipe 121 is bolted to the middle position behind the upper end of the detection platform 1 .

[0037] Embodiment 2: The present invention is described in detail below in conjunction with the accompanying drawings. Figure 1 To Attachment Figure 7As shown, when in use, the test bench 1 is fixed in a suitable position, and then the external power supply and the external control device are connected by external wires, and an appropriate amount of liquid required for the test process is added to the inside of the cache box 4, and the water outlet of the pressure pump 6 is connected to the right end of the liquid delivery pipe 83 by an external pipeline, and then the right end of the gas delivery pipe 82 is connected to the air outlet of the air pump 7, so as to facilitate gas detection or liquid detection during the test process. After fixing the device, the valve to be tested is placed on the test bench 1, and the first hydraulic cylinder 93 is controlled to work respectively, and the connecting plate 94 is pushed to move during the work, so as to facilitate the test. During the test, the valve to be tested is docked and fixed, and then the left end of the valve to be tested is inserted into the middle position of the right end of the sleeve pipe 101, and the right end of the pressurized pipe 102 is set at the middle position of the left end of the valve to be tested, so as to facilitate the liquid or gas delivery during the test. After the left end of the valve is placed, the first hydraulic cylinder 93 set on the right side is controlled to work, and the connecting plate 94 is pushed to move during the work, and the connecting pipe 111 is pushed to move, and then the connecting pipe 111 is sleeved on the outer wall of the right end of the valve to be tested, and the right end of the valve to be tested is contacted with the sealing ring 115, and at the same time, the connecting plate 114 is passed through. The right side of the pressure sensor 113 is convenient for docking pressure detection during the detection process. After the valve to be detected is placed and fixed, the pressure pump 6 or the air pump 7 is controlled to work respectively. When liquid detection is performed, the power generated by the pressure pump 6 during operation is used to transport the liquid to the inside of the valve to be detected for detection. During the detection process, the pressure tube 102 and the pressure gauge 103 are used to cooperate to display the detection pressure. If gas is needed for detection, the air pump 7 is controlled to work and the pressure tube 102 is used to fill the inside of the valve to be detected to achieve the purpose of detecting different media on the valve. During the inspection process, when the volume and weight of the valve to be inspected are large, the wire rope 127 is wound around the outer wall of the valve to be inspected, and then the second hydraulic cylinder 124 is controlled to start working, pushing the hanging ring 125 to move downward, and the sleeve ring 126 is hung on the outer wall of the hanging ring 125, and then the second hydraulic cylinder 124 is controlled to recover, and at the same time drive the valve to be inspected to move upward. When the valve to be inspected moves to the top of the inspection platform 1, the transverse plate 123 is pushed to move, and the valve to be inspected is moved to the middle position of the upper end of the inspection platform 1, which is convenient for assisting the movement of the valve during the inspection process, thereby completing the valve inspection work.

[0038] Utilizing the technical solution described in the present invention, or those skilled in the art designing a similar technical solution inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A valve detection device for pipeline valve processing, comprising a detection platform (1), wherein support legs (2) are bolted to the four corners of the bottom end of the detection platform (1); a bottom plate (3) is bolted to the bottom between the support legs (2); a cache box (4) is bolted to the middle position of the upper left side of the bottom plate (3); a support plate (5) is bolted to the middle position of the upper end of the cache box (4); a pressure pump (6) is bolted to the middle position of the upper end of the support plate (5); an air pump (7) is bolted to the middle position of the upper right side of the bottom plate (3); characterized in that, The detection platform (1) in the valve detection device for pipeline valve processing is provided with a fixable delivery pipe structure (8) at the middle position of the bottom end; the upper end of the detection platform (1) is provided with a fixable support push plate structure (9) on both sides; the right end of the fixable support push plate structure (9) provided on the left side is provided with a sleeveable detection pressure display pipe structure (10); the right end of the fixable support push plate structure (9) provided on the right side is provided with a sleeveable pressure detection pipe structure (11); the middle position of the rear of the upper end of the detection platform (1) is connected with a rotatable lifting auxiliary frame structure (12); the fixable delivery pipe structure (8) comprises a first fixed pipe (81), the top end of which is penetrated by a gas delivery pipe (82); the bottom end of which is penetrated by a liquid delivery pipe (83); the upper ends of the gas delivery pipe (82) and the liquid delivery pipe (83) respectively penetrate the interior of a second fixed pipe (84).

2. The valve detection device for pipeline valve processing according to claim 1, characterized in that: The fixed support push plate structure (9) comprises a connecting plate (91), wherein a first through hole (92) is provided in the middle position inside the connecting plate (91); the left end of a first hydraulic cylinder (93) is bolted to the middle position of the right front side and the middle position of the right rear side of the connecting plate (91); the right end of the first hydraulic cylinder (93) is bolted to the middle position of the left front side and the middle position of the left rear side of the connecting plate (94); and a second through hole (95) is provided in the middle position inside the connecting plate (94).

3. The valve detection device for pipeline valve processing according to claim 1, characterized in that: The sleeveable detectable pressure display tube structure (10) comprises a sleeve tube (101), a pressurized tube (102) is threadedly penetrated through the left middle position of the sleeve tube (101); and a pressure gauge (103) is connected to the right pipe at the upper end of the pressurized tube (102).

4. The valve detection device for pipeline valve processing according to claim 1, characterized in that: The sleeveable pressure detection tube structure (11) comprises a butt joint tube (111), a protective tube (112) is threadedly penetrated at the middle position of the right end of the butt joint tube (111); a pressure sensor (113) is bolted to the inner wall of the right end of the butt joint tube (111); a butt joint plate (114) is seamlessly slidably inserted inside the butt joint tube (111); and a sealing ring (115) is glued to the left side of the butt joint plate (114).

5. The valve detection device for pipeline valve processing according to claim 2, characterized in that: The rotatable lifting auxiliary frame structure (12) includes a third fixed tube (121), and a rotating column (122) is inserted in the middle position inside the third fixed tube (121); the upper end of the rotating column (122) is bolted to the middle position on the left side of the bottom end of the transverse plate (123); the second hydraulic cylinder (124) is bolted to the middle position on the right side of the upper end of the third fixed tube (121); the second hydraulic cylinder (124) is bolted to the middle position at the bottom end; the connecting ring (125) is bolted to the outer wall of the lower end of the connecting ring (125); the two ends of the steel wire rope (127) are bolted to the bottom end of the connecting ring (126).

6. The valve detection device for pipeline valve processing according to claim 1, characterized in that: The first fixed pipe (81) is bolted to the middle position of the left side of the bottom end of the detection platform (1); the second fixed pipe (84) is bolted to the middle position of the left end of the detection platform (1); the right end of the gas delivery pipe (82) is connected to the air pump (7); the right end of the liquid delivery pipe (83) is connected to the booster pump (6); the rear surfaces of the gas delivery pipe (82) and the liquid delivery pipe (83) are respectively threadedly connected to valves.

7. The valve detection device for pipeline valve processing according to claim 2, characterized in that: The connecting plates (91) are respectively bolted to the left and right sides of the upper end of the detection platform (1).

8. The valve detection device for pipeline valve processing according to claim 3, characterized in that: The gas delivery pipe (82) and the liquid delivery pipe (83) are connected to the outer wall of the left end of the pressure pipe (102) in cooperation with a three-way pipe.

9. The valve detection device for pipeline valve processing according to claim 4, characterized in that: The right end of the docking plate (114) is arranged in contact with the left side of the pressure sensor (113); a rubber ring is glued to the inner wall of the protection tube (112); and the pressure sensor (113) is a pressure sensor with an integrated display.

10. The valve detection device for pipeline valve processing according to claim 5, characterized in that: The bottom end of the third fixing pipe (121) is bolted to the middle position behind the upper end of the detection platform (1).

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