CN221037892U - Pipe section air pressure detection device - Google Patents
Pipe section air pressure detection device Download PDFInfo
- Publication number
- CN221037892U CN221037892U CN202322662080.4U CN202322662080U CN221037892U CN 221037892 U CN221037892 U CN 221037892U CN 202322662080 U CN202322662080 U CN 202322662080U CN 221037892 U CN221037892 U CN 221037892U
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- China
- Prior art keywords
- pipe section
- air pressure
- baffle
- platform
- left baffle
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 49
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000009750 centrifugal casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a pipe section air pressure detection device, wherein a left baffle (4) and a right baffle (8) which are arranged opposite to each other are arranged on a detection platform (10); a carrier roller (11) used for supporting the pipe section (6) and positioned between the left baffle (4) and the right baffle (8) is also arranged on the detection platform (10); the left baffle (4) is connected with an air inlet pipe (3) for inflating the pipe section (6), and the inner end of the air inlet pipe (3) penetrates through the left baffle (4); the outside of right baffle (8) is connected with the actuating mechanism that is used for pushing right baffle (8) to the right port of pipeline section (6). The utility model adopts the mode of pressing and detecting after simultaneously pressing and sealing the two ends of the pipe section, and automatically presses and releases by means of the electro-hydraulic push rod, so that the connection firmness and the sealing performance are better, the detection operation is more convenient and efficient, and the safety performance is better.
Description
Technical Field
The utility model relates to a pipe section air pressure detection device.
Background
By filling gas into the pipe cavity, whether the pipe wall has air leakage or not is checked after the pressure is maintained for a period of time, and the method is a main means for detecting the pipe section air pressure. The method is particularly suitable for checking whether the tube section of the centrifugal casting furnace tube has the defects of loose or not.
Because of the lack of a special detection device, the pipe section air pressure detection mode used in the prior art is generally as follows: and fixing the end sealing cover on the surface of the pipe section by using a jackscrew by adopting a simple end sealing means, and then pressing and detecting. The sealing mode is long in operation time, low in working efficiency, and capable of damaging the pipe section, and the sealing part is easy to collapse and forms safety threat to operators because the sealing part is difficult to firmly fix.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a pipe section air pressure detection device which improves pipe section air pressure detection efficiency and operation safety degree.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The pipe section air pressure detection device comprises a detection platform, wherein a left baffle and a right baffle which are opposite to each other are arranged on the detection platform; the detection platform is also provided with a carrier roller which is used for supporting the pipe section and is positioned between the left baffle and the right baffle; the left baffle is connected with an air inlet pipe for inflating the pipe section, and the inner end of the air inlet pipe penetrates through the left baffle; and the outer side of the right baffle is connected with a driving mechanism for pushing the right baffle to the right port of the pipe section.
Preferably, the driving mechanism is an electro-hydraulic push rod connected with the right baffle plate.
Preferably, a valve and a pressure gauge are arranged on the air inlet pipe.
Preferably, the pipe section air pressure detection device further comprises a left sealing gasket arranged between the left baffle plate and the left end of the pipe section and a right sealing gasket arranged between the right baffle plate and the right end of the pipe section; wherein the left sealing pad is provided with a vent hole for communicating the air inlet pipe and the inner cavity of the pipe section.
Preferably, the carrier roller is mounted on a carrier roller seat which is mounted in the sleeve in a vertically sliding manner; the sleeve is fixed with the detection platform; and a set screw is arranged between the roller seat and the sleeve.
Preferably, the pipe section air pressure detection device further comprises a connecting flat plate, wherein the lower side surface of the connecting flat plate is attached to the upper side surface of the detection platform and is connected with the left baffle plate or integrated with the left baffle plate; the connecting flat plate is provided with a bolt hole; at least two bolt holes at different positions are also formed in the detection platform, and the left baffle plate is fixed on the detection platform through the bolt holes in the detection platform and the fixing bolts connected with the bolt holes in the flat plate.
Preferably, the pipe section air pressure detection device further comprises a feeding platform and a discharging platform which are respectively positioned at the front side and the rear side of the detection platform.
The utility model has the positive effects that:
Firstly, the utility model adopts the mode of pressing and detecting after the two ends of the pipe section are simultaneously pressed and sealed, and the pipe section is automatically pressed and loosened by means of the electro-hydraulic push rod, so that the connection firmness and the sealing performance are better, the detection operation is more convenient and efficient, and the safety performance is better.
Secondly, by means of the connecting flat plate moving and positioning mechanism and the carrier roller lifting mechanism, the position of the tail baffle plate of the pipe section is adjustable, and the central height of the pipe section is adjustable. The device can be suitable for detecting the air pressure of pipe sections with different lengths and different outer diameter sizes.
Thirdly, the utility model also provides a feeding platform and a discharging platform, which are convenient for realizing batch detection.
Drawings
Fig. 1 is a schematic elevational view of an embodiment of the present utility model.
Fig. 2 is a schematic top view of an embodiment of the present utility model. The figure adds a feeding platform and a discharging platform, and omits a valve, a pressure gauge and a fixing bolt.
In the figure, 1, a valve, 2, a pressure gauge, 3, an air inlet pipe, 4, a left baffle, 5, a left sealing gasket, 6, a pipe section, 7, a right sealing gasket, 8, a right baffle, 9, an electrohydraulic push rod, 10, a detection platform, 11, a carrier roller, 12, a set screw, 13, a sleeve, 14, a carrier roller seat, 15, a fixing bolt, 16, a connecting flat plate, 17, a rib plate, 18, a feeding platform, 19 and a discharging platform.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 1, an embodiment of the pipe section air pressure detection device of the present utility model includes a detection platform 10, and a left baffle 4 and a right baffle 8 are mounted on the detection platform 10 and are disposed opposite to each other. The detection platform 10 is further provided with at least two carrier rollers 11 for supporting the pipe section 6 and located between the left baffle 4 and the right baffle 8, and in this embodiment, the number of carrier rollers 11 is two.
The left baffle 4 is connected with an air inlet pipe 3 for inflating the pipe section 6, the valve 1 and the pressure gauge 2 are arranged on the air inlet pipe 3, and the inner end (i.e. the right end of fig. 1) of the air inlet pipe 3 penetrates through the left baffle 4. The outside of the right baffle 8 (i.e. the right side in fig. 1) is connected with a driving mechanism for pushing the right baffle 8 to the right port of the pipe section 6, and in this embodiment, the driving mechanism is an electro-hydraulic push rod 9 connected with the right baffle 8.
In a preferred embodiment, the pipe section air pressure detecting device further comprises a left sealing pad 5 arranged between the left baffle 4 and the left end of the pipe section 6, and a right sealing pad 7 arranged between the right baffle 8 and the right end of the pipe section 6. Wherein the left sealing gasket 5 is provided with a vent hole for communicating the air inlet pipe 3 with the inner cavity of the pipe section 6.
In a preferred technical scheme, the carrier roller 11 is mounted at the upper end of the carrier roller seat 14, the carrier roller seat 14 is mounted in the sleeve 13 in a vertically sliding manner, and the sleeve 13 is fixed with the detection platform 10. The roller seat 14 and the sleeve 13 are provided with positioning screws 12 therebetween, specifically, the roller seat 14 is provided with positioning holes with different heights, the sleeve 13 is also provided with positioning holes, and the positioning screws 12 pass through the positioning holes with different heights on the roller seat 14 and the positioning holes on the sleeve 13 to realize the height adjustment and positioning of the roller 11. The purpose of the height adjustment of the carrier roller 11 is to align the axis of the lifted pipe sections 6 of different pipe diameters with the centers of the left baffle 4 and the right baffle 8.
In a preferred embodiment, the pipe section air pressure detecting device further includes a connecting plate 16, the lower side surface of which is attached to the upper side surface of the detecting platform 10 and is connected to the left baffle 4 or is integrated with the left baffle 4. The connecting flat plate 16 is provided with bolt holes, correspondingly, the detecting platform 10 is provided with bolt holes at different positions in the left-right direction, the left baffle 4 is fixed on the detecting platform 10 through the bolt holes on the detecting platform 10 and the fixing bolts 15 of the bolt holes on the connecting flat plate 16, the fixing positions are adjustable in the left-right direction, and the purpose is to enable the distance between the left baffle 4 and the right baffle 8 to be matched with the length of the detected pipe section 6.
In combination with fig. 1 and 2, in order to improve the connection strength, a rib plate 17 is welded between the left baffle plate 4 and the connection flat plate 16. In this embodiment, the rib plates 17 are arranged in parallel, and the air inlet pipe 3 is connected with the left baffle 4 through a space between the two rib plates 17.
As shown in fig. 2, in a preferred embodiment, the pipe section air pressure detecting device further includes a feeding platform 18 and a discharging platform 19 respectively located at the front and rear sides of the detecting platform 10.
The following illustrates the method of use of the present utility model.
Firstly, the pipe section 6 to be detected by air pressure is hoisted to a feeding platform 18, the position of the left baffle 4 is adjusted according to the length of the pipe section 6, and the left baffle 4 is fixed on the detecting platform 10 through a fixing bolt 15. The idler rollers 11 are adjusted to a suitable height to align the axis of the tube section 6 with the centers of the left baffle 4 and the right baffle 8. And (3) manually rolling a branch pipe section 6 to a detection station, and starting an electro-hydraulic push rod 9 to enable two ends of the pipe section 6 to respectively press the left sealing gasket 5 and the right sealing gasket 7. Compressed air is filled into the pipe section 6 through the air inlet pipe 3, the pressure gauge 2 is observed, when parameters required by a process are met, the valve 1 is closed, soapy water is sprayed on the surface of the pipe section 6 after pressure maintaining is carried out for 15min, whether air bubbles are generated or not is observed, no air leakage phenomenon exists, and the air pressure detection is proved to be qualified. After the inspection is qualified, the electro-hydraulic push rod 9 is operated to retreat, after pressure relief, the pipe section 6 on the detection station is manually rolled to the discharging platform 19, and then the other pipe section is operated to the detection station, so that the air pressure detection of the other pipe section is performed.
Claims (7)
1. The utility model provides a pipeline section atmospheric pressure detection device, includes testing platform (10), its characterized in that: the left baffle (4) and the right baffle (8) which are opposite to each other are arranged on the detection platform (10); a carrier roller (11) used for supporting the pipe section (6) and positioned between the left baffle (4) and the right baffle (8) is also arranged on the detection platform (10); the left baffle (4) is connected with an air inlet pipe (3) for inflating the pipe section (6), and the inner end of the air inlet pipe (3) penetrates through the left baffle (4); the outside of right baffle (8) is connected with the actuating mechanism that is used for pushing right baffle (8) to the right port of pipeline section (6).
2. The pipe section air pressure detecting device according to claim 1, wherein: the driving mechanism is an electro-hydraulic push rod (9) connected with the right baffle plate (8).
3. The pipe section air pressure detecting device according to claim 1, wherein: the air inlet pipe (3) is provided with a valve (1) and a pressure gauge (2).
4. The pipe section air pressure detecting device according to claim 1, wherein: the pipe section air pressure detection device further comprises a left sealing gasket (5) which is arranged between the left baffle plate (4) and the left end of the pipe section (6), and a right sealing gasket (7) which is arranged between the right baffle plate (8) and the right end of the pipe section (6); wherein the left sealing pad (5) is provided with a vent hole for communicating the inner cavities of the air inlet pipe (3) and the pipe section (6).
5. The pipe section air pressure detecting device according to claim 1, wherein: the carrier roller (11) is arranged on a carrier roller seat (14), and the carrier roller seat (14) is arranged in the sleeve (13) in a vertical sliding manner; the sleeve (13) is fixed with the detection platform (10); a set screw (12) is arranged between the roller seat (14) and the sleeve (13).
6. The pipe section air pressure detecting device according to claim 1, wherein: the pipe section air pressure detection device also comprises a connecting flat plate (16) of which the lower side surface is attached to the upper side surface of the detection platform (10) and is connected with the left baffle plate (4) or is integrated with the left baffle plate (4); the connecting flat plate (16) is provided with a bolt hole; at least two bolt holes at different positions are also formed in the detection platform (10), and the left baffle plate (4) is fixed on the detection platform (10) through the bolt holes in the detection platform (10) and the fixing bolts (15) connected with the bolt holes in the flat plate (16).
7. The pipe section air pressure detecting device according to any one of claims 1 to 6, wherein: the pipe section air pressure detection device further comprises a feeding platform (18) and a discharging platform (19) which are respectively positioned at the front side and the rear side of the detection platform (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322662080.4U CN221037892U (en) | 2023-10-07 | 2023-10-07 | Pipe section air pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322662080.4U CN221037892U (en) | 2023-10-07 | 2023-10-07 | Pipe section air pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221037892U true CN221037892U (en) | 2024-05-28 |
Family
ID=91173482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322662080.4U Active CN221037892U (en) | 2023-10-07 | 2023-10-07 | Pipe section air pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221037892U (en) |
-
2023
- 2023-10-07 CN CN202322662080.4U patent/CN221037892U/en active Active
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