CN221280573U - Double-wall corrugated pipe connection sealing performance detection device - Google Patents
Double-wall corrugated pipe connection sealing performance detection device Download PDFInfo
- Publication number
- CN221280573U CN221280573U CN202322740710.5U CN202322740710U CN221280573U CN 221280573 U CN221280573 U CN 221280573U CN 202322740710 U CN202322740710 U CN 202322740710U CN 221280573 U CN221280573 U CN 221280573U
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- Prior art keywords
- double
- corrugated pipe
- clamping arm
- wall corrugated
- mounting frame
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- 238000007789 sealing Methods 0.000 title claims abstract description 43
- 238000001514 detection method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 239000000872 buffer Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a double-wall corrugated pipe connection sealing performance detection device, which comprises a base and a supporting frame arranged above the base; two L-shaped brackets are symmetrically arranged on two side walls of the supporting frame, and a supporting cross beam is arranged between the two L-shaped brackets; an electric telescopic cylinder is arranged on the supporting beam, a lifting plate is arranged on a cylinder body of the electric telescopic cylinder, which is close to one end of the piston rod, one side of the lifting plate is fixedly connected with a mounting frame, and a clamping assembly is fixedly arranged in the mounting frame; the base is provided with a water tank, and the clamping assembly is arranged above the water tank. According to the utility model, the double-wall corrugated pipe is clamped and fixed through the clamping assembly, the electric telescopic cylinder is driven to drive the mounting frame to move downwards, so that the double-wall corrugated pipe is immersed into the water tank downwards, the air valve switch is opened, air is injected into the pipe cavity of the double-wall corrugated pipe for pressurized sealing detection, and the double-wall corrugated pipe has the advantages of simple structure and convenience in operation, and greatly improves the working efficiency.
Description
Technical Field
The utility model relates to the technical field of double-wall corrugated pipe detection, in particular to a double-wall corrugated pipe connection sealing performance detection device.
Background
A high-density polyethylene (HDPE) double-wall corrugated pipe is a novel pipe with an annular structure outer wall and a smooth inner wall. At present, the mode of detecting the sealing performance of the PE double-wall corrugated pipe after connection is to seal two ends of the corrugated pipe, inflate and pressurize the corrugated pipe, put the corrugated pipe into water and judge the air tightness of the PE double-wall corrugated pipe according to the bubbling position on the PE double-wall corrugated pipe. The existing detection device has poor fixing effect on the corrugated pipe, is easy to loosen the corrugated pipe in the detection process, so that detection errors are caused, the sealing performance of the corrugated pipe is inconvenient to test, great inconvenience is brought to detection work, and the working efficiency is low; moreover, the existing detection device is inconvenient to adjust, cannot adapt to detection work of corrugated pipes with various sizes, and is poor in applicability.
Disclosure of Invention
The utility model aims to provide a double-wall corrugated pipe connection sealing performance detection device, which aims to solve the technical problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The double-wall corrugated pipe connection sealing performance detection device comprises a base, wherein a supporting frame is arranged above the base, and the bottom of the supporting frame is fixedly connected with the base; two L-shaped brackets are symmetrically arranged on two side walls of the supporting frame, and a supporting cross beam is arranged between the two L-shaped brackets; an electric telescopic cylinder is arranged on the supporting beam, and the top end of a piston rod of the electric telescopic cylinder is fixedly connected with the supporting beam; a lifting plate is arranged on a cylinder body of the electric telescopic cylinder, which is close to one end of the piston rod, one side of the lifting plate is fixedly connected with a mounting frame, and a clamping assembly is fixedly arranged in the mounting frame; the base is provided with a water tank, and the clamping assembly is arranged above the water tank.
Preferably, the L-shaped bracket is provided with a linear guide rail, and one side of the mounting frame, which is close to the L-shaped bracket, is respectively provided with a sliding block in sliding connection with the linear guide rail.
Preferably, the support beam is provided with two elastic buffers, wherein the elastic buffers are respectively arranged at two sides of the piston rod.
Preferably, the clamping assembly comprises a positive and negative double-ended screw rod, wherein two ends of the positive and negative double-ended screw rod are respectively and rotatably connected with two ends of the mounting frame; the outer wall of one side of the mounting frame is provided with a servo motor, an output shaft of the servo motor is connected with a speed reducer, and an output shaft of the speed reducer penetrates through the side wall of the mounting frame and is fixedly connected with the positive and negative tooth double-head screw rod.
Preferably, the outer walls of the two ends of the positive and negative tooth double-head screw are respectively screwed with a first nut seat and a second nut seat, wherein a first connecting rod is arranged below the first nut seat, and a second connecting rod is arranged below the second nut seat; the lower end of the first connecting rod is provided with a first clamping arm, and a first rubber sealing gasket is arranged on the first clamping arm; the lower end of the second connecting rod is provided with a second clamping arm, and a second rubber sealing gasket is arranged on the second clamping arm.
Preferably, guide rods are arranged above and below the positive and negative double-headed screw, and two ends of the guide rods are fixedly connected with two ends of the mounting frame respectively; the guide rod penetrates through the first nut seat and the second nut seat respectively, and the first nut seat and the second nut seat are connected with the guide rod in a sliding mode.
Preferably, a supporting plate is arranged below the mounting frame, and a strip-shaped through hole is formed in the middle of the supporting plate; and the first clamping arm and the second clamping arm are respectively provided with a sliding groove matched with the strip-shaped through hole, and the first clamping arm and the second clamping arm respectively penetrate through the strip-shaped through hole and are in sliding connection with the strip-shaped through hole.
Preferably, an air valve switch is arranged above the first clamping arm, wherein an air hole communicated with the air valve switch is formed in the middle of the first rubber sealing gasket; and the air valve switch is provided with an air inlet and an air outlet, wherein the air inlet is communicated with the air pump through a pressurizing pipe.
Preferably, the first rubber sealing pad and the second rubber sealing pad are both in a truncated cone-shaped structure.
Compared with the prior art, the utility model has the beneficial effects that: the positive and negative double-ended screw rod is driven to rotate by the driving servo motor, so that the positive and negative double-ended screw rod respectively drives the first nut seat and the second nut seat to be close to or far away from each other along the positive and negative double-ended screw rod, and further the first nut seat and the second nut seat respectively drive the first clamping arm and the second clamping arm to clamp and fix double-wall corrugated pipes with different lengths, and the application range is wide; the electric telescopic cylinder is driven to drive the mounting frame to move downwards, so that the double-wall corrugated pipe clamped and fixed by the first clamping arm and the second clamping arm is immersed into the water tank downwards, the air valve switch is opened, air is injected into the pipe cavity of the double-wall corrugated pipe through the air hole on the first rubber sealing gasket by the air pump, and then the sealing performance of the connection of the double-wall corrugated pipe is pressurized and detected.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the connection of the electric telescopic cylinder and the support frame of the utility model;
FIG. 3 is a schematic view of the structure of the clamping assembly of the present utility model;
Fig. 4 is an enlarged schematic view of the structure at a shown in fig. 3.
Wherein: 1. a base; 2. a support frame; 3. an L-shaped bracket; 4. a support beam; 5. an electric telescopic cylinder; 6. a piston rod; 7. a lifting plate; 8. a mounting frame; 9. a clamping assembly; 901. positive and negative teeth double-ended screw rod; 902. a servo motor; 903. a speed reducer; 904. a first nut seat; 905. a second nut seat; 906. a first connecting rod; 907. a second connecting rod; 908. a first clamp arm; 909. a first rubber gasket; 910. a second clamp arm; 911. a second rubber gasket; 10. a water tank; 11. a double-wall bellows; 12. a linear guide rail; 13. a slide block; 14. an elastic buffer; 15. a guide rod; 16. a support plate; 17. a bar-shaped through hole; 18. an air valve switch; 19. air holes; 20. an air inlet; 21. and an exhaust port.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4 in combination, a device for detecting the sealing performance of a double-wall bellows comprises a base 1, wherein a supporting frame 2 is arranged above the base 1, and the bottom of the supporting frame 2 is fixedly connected with the base 1; two L-shaped brackets 3 are symmetrically arranged on two side walls of the supporting frame 2, and a supporting cross beam 4 is arranged between the two L-shaped brackets 3; an electric telescopic cylinder 5 is arranged on the supporting beam 4, wherein the top end of a piston rod 6 of the electric telescopic cylinder 5 is fixedly connected with the supporting beam 4; a lifting plate 7 is arranged on a cylinder body of the electric telescopic cylinder 5, which is close to one end of the piston rod 6, one side of the lifting plate 7 is fixedly connected with a mounting frame 8, and a clamping assembly 9 is fixedly arranged in the mounting frame 8; a water tank 10 is provided on the base 1, wherein a clamping assembly 9 is provided above the water tank 10. The clamping assembly 9 is used for respectively controlling the first clamping arm 908 and the second clamping arm 910 to clamp and fix the connected double-wall corrugated pipe 11, the electric telescopic cylinder 5 is driven to drive the mounting frame 8 to move downwards, so that the mounting frame 8 drives the double-wall corrugated pipe 11 fixed on the clamping assembly 9 to move downwards, the double-wall corrugated pipe 11 is completely immersed below the liquid level of the water tank 10, then high-pressure air is injected into the pipe cavity of the double-wall corrugated pipe 11, after the air pressure in the pipe cavity is increased, the joint of the double-wall corrugated pipe 11 generates water bubbles, the tightness is judged to be poor, no water bubbles are generated at the joint of the double-wall corrugated pipe 11, the sealing effect is judged to be good, the structure is simple, the operation is convenient, and the working efficiency is greatly improved.
Referring to fig. 2, as an embodiment of the present utility model, a linear guide rail 12 is disposed on the "L" shaped bracket 3, wherein a slider 13 slidably connected to the linear guide rail 12 is disposed on a side of the mounting frame 8 near the "L" shaped bracket 3; two elastic buffers 14 are arranged on the supporting beam 4, wherein the elastic buffers 14 are respectively arranged at two sides of the piston rod 6.
In the above scheme, the electric telescopic cylinder 5 drives the mounting bracket 8 in the process of lifting up and down, the slider 13 that sets up on the mounting bracket 8 slides along linear guide 12, improve the stability that the mounting bracket 8 goes up and down greatly, when electric telescopic cylinder 5 drove mounting bracket 8 and move down, the lifter plate 7 that sets up on electric telescopic cylinder 5 and the elastic buffer 14 top butt of installation on supporting beam 4, wherein elastic buffer 14 plays the cushioning effect for electric telescopic cylinder 5's the downmovement, avoid electric telescopic cylinder 5 and supporting beam 4 rigid collision, and then improve electric telescopic cylinder 5 and drive the stability that mounting bracket 8 moved.
Referring to fig. 3 and fig. 4 in combination, as an embodiment of the present utility model, the clamping assembly 9 includes a positive-negative double-ended screw 901, wherein two ends of the positive-negative double-ended screw 901 are respectively rotatably connected with two ends of the mounting frame 8; a servo motor 902 is arranged on the outer wall of one side of the mounting frame 8, and the output shaft of the servo motor 902 is connected with a speed reducer 903, wherein the output shaft of the speed reducer 903 penetrates through the side wall of the mounting frame 8 and is fixedly connected with a positive and negative double-ended screw 901; the outer walls of the two ends of the positive and negative tooth double-head screw 901 are respectively screwed with a first nut seat 904 and a second nut seat 905, wherein a first connecting rod 906 is arranged below the first nut seat 904, and a second connecting rod 907 is arranged below the second nut seat 905; the lower end of the first connecting rod 906 is provided with a first clamping arm 908, wherein the first clamping arm 908 is provided with a first rubber sealing pad 909; the lower end of the second connecting rod 907 is provided with a second clamping arm 910, wherein a second rubber gasket 911 is mounted on the second clamping arm 910.
In the above-mentioned scheme, the servo motor 902 provides power for opening and closing the first clamping arm 908 and the second clamping arm 910, where the servo motor 902 drives the speed reducer 903 to rotate, so that the speed reducer 903 drives the positive and negative double-ended screw 901 to rotate, and the rotation of the positive and negative double-ended screw 901 drives the first nut seat 904 and the second nut seat 905 to separate from or approach each other along the axis of the positive and negative double-ended screw 901, so that the first nut seat 904 and the second nut seat 905 drive the first clamping arm 908 and the second clamping arm 910 to open and close respectively, and further the first rubber sealing pad 909 and the second rubber sealing pad 911 clamp and fix the pipe openings at two ends of the double-walled corrugated pipe 11 respectively, where the first rubber sealing pad 909 and the second rubber sealing pad 911 are in round table structures, so that the first rubber sealing pad 909 and the second rubber sealing pad 911 clamp and seal the pipe openings at two ends of the double-walled corrugated pipe 11 like plugs, and the subsequent sealing detection is convenient.
Referring to fig. 4, as an embodiment of the present utility model, guide rods 15 are disposed above and below the double-headed screw 901, wherein two ends of the guide rods 15 are fixedly connected to inner walls of two ends of the mounting frame 8 respectively; the guide rod 15 penetrates through the first nut seat 904 and the second nut seat 905 respectively, wherein the first nut seat 904 and the second nut seat 905 are in sliding connection with the guide rod 15.
In the above-mentioned scheme, guide bar 15 plays the guiding and limiting role for the removal of first nut seat 904 and second nut seat 905, avoids first nut seat 904 and second nut seat 905 to produce when removing and rocks, improves the stability that first nut seat 904 and second nut seat 905 moved along positive and negative tooth double-end screw 901 axis greatly.
Referring to fig. 4, as an embodiment of the present utility model, a support plate 16 is disposed below the mounting frame 8, and a bar-shaped through hole 17 is formed in the middle of the support plate 16; the first clamping arm 908 and the second clamping arm 910 are respectively provided with a sliding groove matched with the bar-shaped through hole 17, wherein the first clamping arm 908 and the second clamping arm 910 respectively penetrate through the bar-shaped through hole 17 and are in sliding connection with the bar-shaped through hole 17; an air valve switch 18 is arranged above the first clamping arm 908, wherein an air hole 19 communicated with the air valve switch 18 is arranged in the middle of the first rubber sealing pad 909; the air valve switch 18 is provided with an air inlet 20 and an air outlet 21, wherein the air inlet 20 is communicated with an air pump (not shown) through a pressurizing pipe.
In the above-mentioned scheme, the width of the sliding grooves formed on the first clamping arm 908 and the second clamping arm 910 is the same as the width of the bar-shaped through hole 17, so as to avoid the first clamping arm 908 and the second clamping arm 910 from shaking in the sliding process, thereby improving the moving stability of the first clamping arm 908 and the second clamping arm 910; the speed reducer 903 is driven to rotate by the servo motor 902, the speed reducer 903 drives the positive and negative double-headed screw 901 to rotate, so that a first nut seat 904 and a second nut seat 905 screwed at two ends of the positive and negative double-headed screw 901 respectively drive a first clamping arm 908 and a second clamping arm 910 to open and close, pipe orifices at two ends of the double-walled corrugated pipe 11 are respectively clamped and fixed by a first rubber sealing pad 909 and a second rubber sealing pad 911, then the electric telescopic cylinder 5 is driven to drive the mounting frame 8 to move downwards, so that the first clamping arm 908 and the second clamping arm 910 drive the double-walled corrugated pipe 11 to move downwards and completely dip below the liquid level of the water tank 10, then the air valve switch 18 is opened, air is injected into a pipe cavity of the double-walled corrugated pipe 11 through an air pump by an air hole 19 on the first rubber sealing pad 909, air pressure in the pipe cavity of the double-walled corrugated pipe 11 is increased, sealing performance is judged to be poor, no water bubbles are generated at the joint of the double-walled corrugated pipe 11 in the water tank 10, and the joint of the double-walled corrugated pipe 11 is judged to have good sealing effect.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.
Claims (8)
1. The double-wall corrugated pipe connection sealing performance detection device comprises a base (1), wherein a supporting frame (2) is arranged above the base (1), and the bottom of the supporting frame (2) is fixedly connected with the base (1); the device is characterized in that two L-shaped brackets (3) are symmetrically arranged on two side walls of the supporting frame (2), and a supporting cross beam (4) is arranged between the two L-shaped brackets (3); an electric telescopic cylinder (5) is arranged on the supporting beam (4), wherein the top end of a piston rod (6) of the electric telescopic cylinder (5) is fixedly connected with the supporting beam (4); a lifting plate (7) is arranged on a cylinder body of the electric telescopic cylinder (5) close to one end of the piston rod (6), one side of the lifting plate (7) is fixedly connected with a mounting frame (8), and a clamping assembly (9) is fixedly arranged in the mounting frame (8); the base (1) is provided with a water tank (10), wherein the clamping component (9) is arranged above the water tank (10).
2. The device for detecting the connection sealing performance of the double-wall corrugated pipe according to claim 1, wherein the L-shaped bracket (3) is provided with a linear guide rail (12), and a sliding block (13) which is in sliding connection with the linear guide rail (12) is arranged on one side of the mounting frame (8) close to the L-shaped bracket (3).
3. The device for detecting the sealing performance of the double-wall corrugated pipe connection according to claim 1, wherein two elastic buffers (14) are arranged on the supporting beam (4), and the elastic buffers (14) are respectively arranged on two sides of the piston rod (6).
4. The double-wall corrugated pipe connection sealing performance detection device according to claim 1, wherein the clamping assembly (9) comprises a positive and negative double-ended screw rod (901), and two ends of the positive and negative double-ended screw rod (901) are respectively connected with two ends of the mounting frame (8) in a rotating manner; the outer wall of one side of the mounting frame (8) is provided with a servo motor (902), an output shaft of the servo motor (902) is connected with a speed reducer (903), and an output shaft of the speed reducer (903) penetrates through the side wall of the mounting frame (8) and is fixedly connected with the positive and negative tooth double-head screw rod (901).
5. The device for detecting the connection sealing performance of the double-wall corrugated pipe according to claim 4, wherein the outer walls of two ends of the positive and negative double-ended screw rod (901) are respectively screwed with a first nut seat (904) and a second nut seat (905), a first connecting rod (906) is arranged below the first nut seat (904), and a second connecting rod (907) is arranged below the second nut seat (905); the lower end of the first connecting rod (906) is provided with a first clamping arm (908), wherein a first rubber sealing pad (909) is arranged on the first clamping arm (908); the lower end of the second connecting rod (907) is provided with a second clamping arm (910), wherein a second rubber sealing pad (911) is arranged on the second clamping arm (910).
6. The device for detecting the connection sealing performance of the double-wall corrugated pipe according to claim 5, wherein guide rods (15) are arranged above and below the positive and negative double-headed screw (901), and two ends of the guide rods (15) are fixedly connected with two ends of the mounting frame (8) respectively; the guide rod (15) penetrates through the first nut seat (904) and the second nut seat (905) respectively, and the first nut seat (904) and the second nut seat (905) are connected with the guide rod (15) in a sliding mode.
7. The device for detecting the sealing performance of the double-wall corrugated pipe connection according to claim 5, wherein a supporting plate (16) is arranged below the first clamping arm (908) and the second clamping arm (910), and two ends of the supporting plate are fixedly connected with the mounting frame (8) respectively; a strip-shaped through hole (17) is formed in the middle of the supporting plate (16), and sliding grooves matched with the strip-shaped through hole (17) are formed in the first clamping arm (908) and the second clamping arm (910) respectively; the first clamping arm (908) and the second clamping arm (910) respectively penetrate through the strip-shaped through hole (17) and are connected with the strip-shaped through hole in a sliding mode.
8. The device for detecting the connection sealing performance of the double-wall corrugated pipe according to claim 5, wherein an air valve switch (18) is arranged above the first clamping arm (908), and an air hole (19) communicated with the air valve switch (18) is formed in the middle of the first rubber sealing pad (909); an air inlet (20) and an air outlet (21) are arranged on the air valve switch (18), wherein the air inlet (20) is communicated with the air pump through a pressurizing pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322740710.5U CN221280573U (en) | 2023-10-12 | 2023-10-12 | Double-wall corrugated pipe connection sealing performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322740710.5U CN221280573U (en) | 2023-10-12 | 2023-10-12 | Double-wall corrugated pipe connection sealing performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221280573U true CN221280573U (en) | 2024-07-05 |
Family
ID=91694021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322740710.5U Active CN221280573U (en) | 2023-10-12 | 2023-10-12 | Double-wall corrugated pipe connection sealing performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221280573U (en) |
-
2023
- 2023-10-12 CN CN202322740710.5U patent/CN221280573U/en active Active
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