Pressure testing device for detecting ship valve

Abstract

The invention discloses a pressure testing device for detecting a ship valve, and relates to the technical field of valve detection. According to the pressure testing device for detecting the ship valve, through cooperation of the transmission sleeve and the detection disc frame, after the to-be-detected valve is placed above the bearing plate, the transmission sleeve can horizontally move to drive the detection disc frame to move towards the to-be-detected valve until clamping and locking of the to-be-detected valve are completed, and then pressure detection operation is carried out; compared with a traditional detection mode, the device is more convenient, meanwhile, the stability of the to-be-detected valve can be guaranteed, the use effect of the device is further improved, meanwhile, through cooperation of the bearing disc frame and the rectangular sliding plate, the device can be suitable for clamping and detecting the to-be-detected valves of different sizes, and the detection efficiency is improved. And the operation convenience and the application range of the equipment are improved.

Description

Technical Field

[0001] The invention relates to the technical field of valve detection, in particular to a pressure testing device for detecting ship valves. Background Art

[0002] The valve is a control device for fluid pipelines. Its basic function is to connect or cut off the flow of pipeline media, change the flow of media, change the flow direction of media, adjust the pressure and flow of media, and protect the normal operation of pipeline equipment. Before the valve leaves the factory, a series of tests will be carried out on the valve to confirm that the valve has no internal leakage, the valve body has no defects such as micropores and cracks, and the valve pressure resistance meets the design requirements. However, the valve may still leak during use, so it is necessary to test the valve regularly; refer to the Chinese patent, announcement number: "CN214621706U" "A pressure test device for detecting ship valves", the patent points out that in the current detection method, the connection method and the actual use method are quite different, which will cause a large error in the detection result; but the device still has the problem of cumbersome detection method and small scope of application. In this regard, we propose a pressure test device for detecting ship valves to solve the above problems. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a pressure testing device for detecting ship valves, which solves the problems raised in the above-mentioned background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: A pressure testing device for testing ship valves, comprising a body, a bearing plate is fixedly installed on the top surface of the body, the bearing plate is used to carry the valve to be tested, and side plates and positioning plates are fixedly installed on both sides of the top surface of the bearing plate;

[0005] The side plate is internally slidably connected with a transmission sleeve, and a detection disc rack is fixedly installed on one end of the transmission sleeve close to the positioning plate. The detection disc rack is used to contact one end of the valve to be tested, and as the transmission sleeve slides toward the positioning plate, the valve to be tested is pushed until the valve to be tested is clamped and locked by the positioning plate;

[0006] A connecting pipe is fixedly installed inside the transmission sleeve, a drainage channel connected to the connecting pipe is opened inside the detection disc frame, and a sealing ring is fixedly installed on the side of the detection disc frame;

[0007] A driving cylinder is fixedly installed inside the side plate, a transmission ring frame is fixedly installed outside the detection disc frame, a piston end of the driving cylinder is fixedly connected to the transmission ring frame, and is used to drive the transmission ring frame and the detection disc frame to move, and a pressure detection module is fixedly installed inside the detection disc frame;

[0008] A through hole is provided inside the positioning plate, and the opening position of the through hole is coaxial with the detection disc frame. A drainage pipe is provided outside the through hole, and the drainage pipe is fixedly installed on the outside of the positioning plate.

[0009] Preferably, a limiting slide bar is fixedly installed on the outer side of the transmission ring frame, and the limiting slide bar passes through the side plate and is slidably connected thereto.

[0010] Preferably, a sealing gasket is fixedly mounted on one side of the positioning plate close to the side plate, and the sealing gasket is coaxial with the detection disc frame.

[0011] Preferably, the top surface of the supporting plate is slidably connected to a supporting disc frame, and the supporting disc frame is used to support the valve to be tested. A plurality of annular holes are opened inside the supporting disc frame, and support slide rods are slidably connected inside the annular holes, and spring bodies are sleeved on the outer sides of the plurality of support slide rods.

[0012] Preferably, the installation heights of the plurality of support slide bars are kept flush, and anti-slip pads are fixedly installed on the ends of the support slide bars.

[0013] Preferably, a rectangular slot is opened inside the supporting plate, and a rectangular slide is slidably installed inside the rectangular slot, a supporting spring is fixedly installed between the rectangular slide and the inner wall of the rectangular slot, and a bottom slide rod is fixedly installed at the bottom center position of the supporting disc frame, and the bottom slide rod passes through the rectangular slide rod.

[0014] Preferably, a driving assembly is provided on the outer side of the bottom slide bar, which is used to drive the bottom slide bar and the carrying disc frame to rotate, so as to adjust the direction of the valve to be tested. The driving assembly includes a driving motor, and a limiting slide is slidably installed inside the body. The limiting slide is fixedly connected to the bottom of the rectangular slide. A right-angle assembly plate is fixedly installed inside the limiting slide. The driving motor is fixedly installed on the outer side of the right-angle assembly plate. The output end of the driving motor and the outer side of the bottom slide bar are both sleeved with transmission gears, and the two transmission gears are meshed with each other.

[0015] Preferably, the transmission gear sleeved on the output end of the driving motor is fixedly connected thereto, and the transmission gear sleeved on the outer side of the bottom sliding rod is slidably connected thereto.

[0016] Preferably, a lifting cylinder is fixedly installed inside the limiting slide, and the piston end of the lifting cylinder is rotatably connected to the bottom slide bar to drive the bottom slide bar to slide upward.

[0017] Preferably, a limiting slide plate is fixedly sleeved on the outer side of the bottom slide bar, and the limiting slide plate is slidably connected to the inner wall of the limiting slide bracket.

[0018] The present invention provides a pressure testing device for detecting ship valves. Compared with the prior art, it has the following beneficial effects:

[0019] (1) The pressure testing device for testing ship valves, through the cooperation of the transmission sleeve and the detection disc rack, when the valve to be tested is placed on the load-bearing plate, the transmission sleeve can be translated to drive the detection disc rack to move toward the valve to be tested until the valve to be tested is clamped and locked, and then the pressure testing operation is carried out. Compared with the traditional testing method, it is more convenient and can ensure the stability of the valve to be tested, further improving the use effect of the equipment.

[0020] (2) The pressure testing device for testing ship valves, through the cooperation of the bearing plate frame and the rectangular slide plate, can adjust the height of the valve to be tested by moving the bottom slide bar and the bearing plate frame upward after the valve to be tested is placed on the bearing plate frame. At the same time, the bottom slide bar and the bearing plate frame are driven to rotate by the cooperation of the driving motor and the transmission gear to adjust the angle of the valve to be tested, so that the equipment can be used for clamping and testing valves of different sizes, thereby improving the convenience of operation and the scope of application of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 For the present invention Figure 1 Schematic diagram of the cross-section structure;

[0023] Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle;

[0024] Figure 4 It is a schematic diagram of the cross-sectional structure of the side panel of the present invention;

[0025] Figure 5 For the present invention Figure 2 Side view;

[0026] Figure 6 For the present invention Figure 5 The enlarged structural diagram at B in the middle;

[0027] Figure 7 It is a schematic diagram of the structure of the bearing tray and the limiting slide frame of the present invention;

[0028] Figure 8 It is a schematic diagram of the cross-sectional structure of the carrier tray of the present invention.

[0029] In the figure: 1, body; 2, bearing plate; 3, side plate; 4, transmission sleeve; 401, connecting pipe; 5, detection disc frame; 501, drainage channel; 502, sealing ring; 503, pressure detection module; 6, transmission ring frame; 601, limit slide; 7, driving cylinder; 8, positioning plate; 801, sealing gasket; 9, drainage pipe; 10, rectangular notch; 1001, supporting spring; 11, bearing disc frame; 1101, bottom slide; 1102, limit slide; 12, supporting slide; 1201, anti-skid gasket; 1202, spring body; 13, limit slide; 14, rectangular slide; 15, right-angle assembly plate; 1501, driving motor; 16, transmission gear; 17, lifting cylinder. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 8 The present invention provides two technical solutions, which specifically include the following embodiments:

[0032] Embodiment 1:

[0033] In an embodiment of the present invention, a pressure testing device for testing ship valves includes a body 1, a bearing plate 2 is fixedly installed on the top surface of the body 1, the bearing plate 2 is used to carry the valve to be tested, and side plates 3 and positioning plates 8 are fixedly installed on both sides of the top surface of the bearing plate 2;

[0034] In the embodiment of the present invention, further, a transmission sleeve 4 is slidably connected inside the side plate 3, and a detection disc rack 5 is fixedly installed on one end of the transmission sleeve 4 close to the positioning plate 8. The detection disc rack 5 is used to contact one end of the valve to be tested, and as the transmission sleeve 4 slides toward the positioning plate 8, the valve to be tested is pushed until the valve to be tested is clamped and locked by the positioning plate 8;

[0035] Specifically, when the valve to be tested is placed on the carrier plate 2, the transmission sleeve 4 moves toward the valve to be tested, which can drive the detection disc rack 5 to move horizontally until the detection disc rack 5 contacts the valve to be tested, and pushes the valve to be tested to move toward the side plate 3, until the side plate 3 and the detection disc rack 5 cooperate to complete the clamping and locking of the valve to be tested;

[0036] Specifically, a connecting pipe 401 is fixedly installed inside the transmission sleeve 4, a drainage channel 501 which is interconnected with the connecting pipe 401 is opened inside the detection disc frame 5, and a sealing ring 502 is fixedly installed on the side of the detection disc frame 5;

[0037] Specifically, after the valve to be tested is clamped and locked, the sealing ring 502 can be located at the liquid inlet end of the valve to be tested to ensure sealing, and then the liquid is introduced into the interior of the valve to be tested through the connecting pipe 401 and the liquid discharge channel 501. During the introduction, the liquid can pass through the valve to be tested and then be discharged through the through hole opened inside the positioning plate 8; the opening position of the through hole is kept coaxial with the detection disc frame 5, and a liquid discharge pipe 9 is provided on the outside of the through hole, and the liquid discharge pipe 9 is fixedly installed on the outside of the positioning plate 8 for discharging the liquid;

[0038] Specifically, a driving cylinder 7 is fixedly installed inside the side plate 3, a transmission ring frame 6 is fixedly installed outside the detection disc frame 5, a piston end of the driving cylinder 7 is fixedly connected to the transmission ring frame 6, and is used to drive the transmission ring frame 6 and the detection disc frame 5 to move, and a pressure detection module 503 is fixedly installed inside the detection disc frame 5;

[0039] Specifically, during the test, when the liquid flows through the valve to be tested, the valve to be tested is closed, and at this time, the pressure value is recorded through the cooperation of the pressure detection module 503;

[0040] Furthermore, a limit slide bar 601 is fixedly installed on the outer side of the transmission ring frame 6, and the limit slide bar 601 penetrates the side plate 3 and is slidably connected thereto. When the driving cylinder 7 operates to drive the transmission ring frame 6 and the detection disc frame 5 to move, the limit slide bar 601 can slide inside the side plate 3, thereby ensuring the operation stability of the detection disc frame 5 and improving the sealing between the detection disc frame 5 and the valve to be tested.

[0041] Furthermore, a sealing gasket 801 is fixedly installed on one side of the positioning plate 8 close to the side plate 3 , and the sealing gasket 801 is coaxial with the detection disc frame 5 to ensure the sealing between the positioning plate 8 and the valve to be tested.

[0042] Embodiment 2: Based on embodiment 1, a pressure testing device for testing ship valves comprises a body 1, a bearing plate 2 is fixedly mounted on the top surface of the body 1, the bearing plate 2 is used to carry the valve to be tested, and side plates 3 and positioning plates 8 are fixedly mounted on both sides of the top surface of the bearing plate 2;

[0043] In the embodiment of the present invention, further, a transmission sleeve 4 is slidably connected inside the side plate 3, and a detection disc rack 5 is fixedly installed on one end of the transmission sleeve 4 close to the positioning plate 8. The detection disc rack 5 is used to contact one end of the valve to be tested, and as the transmission sleeve 4 slides toward the positioning plate 8, the valve to be tested is pushed until the valve to be tested is clamped and locked by the positioning plate 8;

[0044] Specifically, when the valve to be tested is placed on the carrier plate 2, the transmission sleeve 4 moves toward the valve to be tested, which can drive the detection disc rack 5 to move horizontally until the detection disc rack 5 contacts the valve to be tested, and pushes the valve to be tested to move toward the side plate 3, until the side plate 3 and the detection disc rack 5 cooperate to complete the clamping and locking of the valve to be tested;

[0045] Specifically, a connecting pipe 401 is fixedly installed inside the transmission sleeve 4, a drainage channel 501 which is interconnected with the connecting pipe 401 is opened inside the detection disc frame 5, and a sealing ring 502 is fixedly installed on the side of the detection disc frame 5;

[0046] Specifically, after the valve to be tested is clamped and locked, the sealing ring 502 can be located at the liquid inlet end of the valve to be tested to ensure sealing, and then the liquid is introduced into the interior of the valve to be tested through the connecting pipe 401 and the liquid discharge channel 501. During the introduction, the liquid can pass through the valve to be tested and then be discharged through the through hole opened inside the positioning plate 8; the opening position of the through hole is kept coaxial with the detection disc frame 5, and a liquid discharge pipe 9 is provided on the outside of the through hole, and the liquid discharge pipe 9 is fixedly installed on the outside of the positioning plate 8 for discharging the liquid;

[0047] Specifically, a driving cylinder 7 is fixedly installed inside the side plate 3, a transmission ring frame 6 is fixedly installed outside the detection disc frame 5, a piston end of the driving cylinder 7 is fixedly connected to the transmission ring frame 6, and is used to drive the transmission ring frame 6 and the detection disc frame 5 to move, and a pressure detection module 503 is fixedly installed inside the detection disc frame 5;

[0048] Specifically, during the test, when the liquid flows through the valve to be tested, the valve to be tested is closed, and at this time, the pressure value is recorded through the cooperation of the pressure detection module 503;

[0049] Furthermore, a limit slide bar 601 is fixedly installed on the outer side of the transmission ring frame 6, and the limit slide bar 601 penetrates the side plate 3 and is slidably connected thereto. When the driving cylinder 7 operates to drive the transmission ring frame 6 and the detection disc frame 5 to move, the limit slide bar 601 can slide inside the side plate 3, thereby ensuring the operation stability of the detection disc frame 5 and improving the sealing between the detection disc frame 5 and the valve to be tested.

[0050] Furthermore, a sealing gasket 801 is fixedly installed on one side of the positioning plate 8 close to the side plate 3, and the sealing gasket 801 is coaxial with the detection disc frame 5 to ensure the sealing between the positioning plate 8 and the valve to be tested;

[0051] Furthermore, a bearing disc frame 11 is slidably connected to the top surface of the bearing plate 2, and the bearing disc frame 11 is used to carry the valve to be tested. A plurality of annular holes are opened inside the bearing disc frame 11, and a supporting slide bar 12 is slidably connected inside the annular holes, and a spring body 1202 is sleeved on the outer side of the plurality of supporting slide bars 12;

[0052] By setting the bearing disc rack 11, when the valve to be tested is placed on the bearing disc rack 11, the corresponding support slide bar 12 can be pressed down, and the corresponding spring body 1202 is compressed and retracted. At the same time, the anti-skid pad 1201 at the end of the support slide bar 12 located below the valve to be tested can fit with the outside of the valve to be tested. When the test disc rack 5 moves to push the valve to be tested, the bearing disc rack 11 can be forced to slide on the bearing plate 2 with the valve to be tested, so that the placement stability of the valve to be tested can be ensured during the test, and the operation convenience and test efficiency of the equipment are improved;

[0053] Furthermore, the installation heights of the plurality of support slide bars 12 are kept flush, and the ends of the support slide bars 12 are all fixedly mounted with anti-slip pads 1201;

[0054] Furthermore, a rectangular slot 10 is provided inside the carrier plate 2, and a rectangular slide plate 14 is slidably installed inside the rectangular slot 10, a support spring 1001 is fixedly installed between the rectangular slide plate 14 and the inner wall of the rectangular slot 10, and a bottom slide bar 1101 is fixedly installed at the bottom center of the carrier disc frame 11, and the bottom slide bar 1101 penetrates the rectangular slide plate 14. Through the cooperation of the rectangular slide plate 14, when the valve to be tested is forced to translate, the rectangular slide plate 14 can be driven to slide inside the rectangular slot 10 through the bottom slide bar 1101 at the same time;

[0055] Specifically, a driving assembly is provided on the outer side of the bottom slide bar 1101, which is used to drive the bottom slide bar 1101 and the bearing disc frame 11 to rotate, so as to adjust the direction of the valve to be tested. The driving assembly includes a driving motor 1501, a limiting slide 13 is slidably installed inside the body 1, the limiting slide 13 is fixedly connected to the bottom of the rectangular slide 14, a right-angle assembly plate 15 is fixedly installed inside the limiting slide 13, and the driving motor 1501 is fixedly installed on the outer side of the right-angle assembly plate 15. The output end of the driving motor 1501 and the outer side of the bottom slide bar 1101 are both sleeved with a transmission gear 16, and the two transmission gears 16 are meshed with each other.

[0056] Specifically, the transmission gear 16 sleeved on the output end of the driving motor 1501 is fixedly connected to it, and the transmission gear 16 sleeved on the outer side of the bottom slide bar 1101 is slidably connected to it, and the transmission gear 16 on the outer side of the bottom slide bar 1101 is rotatably connected to the bottom of the rectangular slide 14 to avoid affecting the bottom slide bar 1101 from sliding up and down inside the rectangular slide 14. The bottom slide bar 1101 can slide up and down inside the rectangular slide 14 while maintaining rotation;

[0057] A lifting cylinder 17 is fixedly installed inside the limiting slide 13, and the piston end of the lifting cylinder 17 is rotatably connected to the bottom slide bar 1101, which is used to drive the bottom slide bar 1101 to slide upward;

[0058] The outer side of the bottom slide bar 1101 is fixedly sleeved with a limiting slide plate 1102, and the limiting slide plate 1102 is slidably connected to the inner wall of the limiting slide frame 13;

[0059] Specifically, when the valve to be tested is placed above the carrier disc frame 11 and is limited by multiple supporting slide bars 12 and anti-slip pads 1201, the lifting cylinder 17 can be operated to drive the bottom slide bar 1101 and the carrier disc frame 11 to move upward, so as to adjust the height of the valve to be tested until the end of the valve to be tested is kept at the same height as the detection disc frame 5. Then, the driving motor 1501 can be operated to drive the bottom slide bar 1101 and the carrier disc frame 11 to rotate through the cooperation of the transmission gear 16, so as to adjust the angle of the valve to be tested, until the end of the valve to be tested is coaxial with the detection disc frame 5. Then, the detection disc frame 5 can be operated to clamp and detect the valve to be tested.

[0060] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0061] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the present invention.

Claims

1. A pressure testing device for testing ship valves, comprising a body (1), a bearing plate (2) being fixedly mounted on the top surface of the body (1), characterized in that: The bearing plate (2) is used to bear the valve to be tested, and the side plates (3) and the positioning plates (8) are respectively fixedly mounted on both sides of the top surface of the bearing plate (2); The side plate (3) is internally slidably connected with a transmission sleeve (4), and an end of the transmission sleeve (4) close to the positioning plate (8) is fixedly mounted with a detection disc rack (5), the detection disc rack (5) is used to contact one end of the valve to be tested, and as the transmission sleeve (4) slides toward the positioning plate (8), the valve to be tested is pushed until the valve to be tested is clamped and locked by the positioning plate (8); A connecting pipe (401) is fixedly installed inside the transmission sleeve (4), a liquid discharge channel (501) which is interconnected with the connecting pipe (401) is opened inside the detection disc frame (5), and a sealing ring sheet (502) is fixedly installed on the side of the detection disc frame (5); A driving cylinder (7) is fixedly installed inside the side plate (3); a transmission ring frame (6) is fixedly installed on the outer side of the detection disc frame (5); a piston end of the driving cylinder (7) is fixedly connected to the transmission ring frame (6) for driving the transmission ring frame (6) and the detection disc frame (5) to move; a pressure detection module (503) is fixedly installed inside the detection disc frame (5); A through hole is provided inside the positioning plate (8), and the opening position of the through hole is coaxial with the detection disc rack (5). A drainage pipe (9) is provided outside the through hole, and the drainage pipe (9) is fixedly installed outside the positioning plate (8).

2. A pressure testing device for detecting ship valves according to claim 1, characterized in that: A limiting slide bar (601) is fixedly mounted on the outer side of the transmission ring frame (6), and the limiting slide bar (601) passes through the side plate (3) and is slidably connected thereto.

3. A pressure testing device for detecting ship valves according to claim 1, characterized in that: A sealing gasket (801) is fixedly mounted on one side of the positioning plate (8) close to the side plate (3), and the sealing gasket (801) is coaxial with the detection disc frame (5).

4. A pressure testing device for detecting ship valves according to claim 1, characterized in that: The top surface of the support plate (2) is slidably connected to a support disc frame (11), and the support disc frame (11) is used to support the valve to be tested. A plurality of annular holes are provided inside the support disc frame (11), and support slide bars (12) are slidably connected inside the annular holes. The outer sides of the plurality of support slide bars (12) are sleeved with spring bodies (1202).

5. A pressure testing device for testing ship valves according to claim 4, characterized in that: The installation heights of the plurality of support slide bars (12) are kept flush, and anti-slip pads (1201) are fixedly installed at the ends of the support slide bars (12).

6. A pressure testing device for testing ship valves according to claim 4, characterized in that: A rectangular slot (10) is provided inside the supporting plate (2), and a rectangular slide plate (14) is slidably installed inside the rectangular slot (10), a supporting spring (1001) is fixedly installed between the rectangular slide plate (14) and the inner wall of the rectangular slot (10), and a bottom slide bar (1101) is fixedly installed at the bottom center position of the supporting disc frame (11), and the bottom slide bar (1101) passes through the rectangular slide plate (14).

7. A pressure testing device for detecting ship valves according to claim 6, characterized in that: A driving assembly is provided on the outer side of the bottom slide bar (1101) for driving the bottom slide bar (1101) and the supporting disc frame (11) to rotate, so as to adjust the direction of the valve to be tested. The driving assembly comprises a driving motor (1501). A limiting slide (13) is slidably installed inside the body (1). The limiting slide (13) is fixedly connected to the bottom of the rectangular slide plate (14). A right-angle assembly plate (15) is fixedly installed inside the limiting slide (13). The driving motor (1501) is fixedly installed on the outer side of the right-angle assembly plate (15). The output end of the driving motor (1501) and the outer side of the bottom slide bar (1101) are both sleeved with a transmission gear (16), and the two transmission gears (16) are meshed with each other.

8. A pressure testing device for detecting ship valves according to claim 7, characterized in that: The transmission gear (16) sleeved on the output end of the driving motor (1501) is fixedly connected thereto, and the transmission gear (16) sleeved on the outer side of the bottom sliding rod (1101) is slidably connected thereto.

9. A pressure testing device for detecting ship valves according to claim 8, characterized in that: A lifting cylinder (17) is fixedly installed inside the limiting slide (13), and the piston end of the lifting cylinder (17) is rotatably connected to the bottom slide bar (1101) to drive the bottom slide bar (1101) to slide upward.

10. A pressure testing device for testing ship valves according to claim 7, characterized in that: The outer side of the bottom slide bar (1101) is fixedly sleeved with a limiting slide plate (1102), and the limiting slide plate (1102) is slidably connected to the inner wall of the limiting slide frame (13).

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