CN212693163U - Spiral steel pipe gas tightness verifying attachment - Google Patents
Spiral steel pipe gas tightness verifying attachment Download PDFInfo
- Publication number
- CN212693163U CN212693163U CN202021948201.1U CN202021948201U CN212693163U CN 212693163 U CN212693163 U CN 212693163U CN 202021948201 U CN202021948201 U CN 202021948201U CN 212693163 U CN212693163 U CN 212693163U
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- China
- Prior art keywords
- box
- steel pipe
- fixed mounting
- plate
- movable plate
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- Expired - Fee Related
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Abstract
The utility model discloses a spiral steel pipe gas tightness verifying attachment, including the box, the inside diapire fixed mounting of box has the backup pad, and the steel pipe has been placed at the top of backup pad, and the inside left wall fixed mounting of box has the spreader, and the right-hand member fixed mounting of spreader has the fixed plate, inlays on the fixed plate and is equipped with the outlet duct, and the inside right wall of box is equipped with the return piece, and the left end fixed mounting of return piece has the movable plate, and the rubber layer is all installed to the relative side of fixed plate and movable plate, the utility model discloses a be equipped with fixed plate and movable plate in the box, fixed plate and movable plate are used for the both ends shutoff of steel pipe, are installed outlet duct and intake pipe respectively on fixed plate and the movable plate, inject air into the steel pipe through the intake pipe, if the bubble appears on the surface of, the detection phenomenon is visualized, the design is reasonable, and the practicability is strong.
Description
Technical Field
The utility model relates to an gas tightness detection area, specific spiral steel pipe gas tightness verifying attachment that says so.
Background
The spiral steel pipe is a spiral seam steel pipe formed by welding a strip steel coil serving as a raw material through a normal-temperature extrusion molding process and an automatic double-wire double-sided submerged arc welding process, the tightness of the spiral steel pipe needs to be detected after the spiral steel pipe is produced, so that subsequent use is guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at not enough to prior art, the utility model aims at providing a spiral steel pipe gas tightness verifying attachment, the utility model discloses a be equipped with fixed plate and movable plate in the box, fixed plate and movable plate are used for the shutoff of steel pipe both ends, install outlet duct and intake pipe on fixed plate and the movable plate respectively, inject the air in to the steel pipe through the intake pipe, if appear the bubble on the surface of water in the box (except of outlet duct), then the steel pipe gas tightness is relatively poor, has the side leakage phenomenon, and this kind of detection mode inspection is quick, and detection phenomenon visualizes directly perceived, reasonable in design, and the practicality is stronger.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a spiral steel pipe gas tightness verifying attachment, includes the box, the inside diapire fixed mounting of box has the backup pad, the steel pipe has been placed at the top of backup pad, the inside left wall fixed mounting of box has the spreader, the right-hand member fixed mounting of spreader has the fixed plate, it is equipped with the outlet duct to inlay on the fixed plate, the inside right wall of box is equipped with the return piece, the left end fixed mounting of return piece has the movable plate, the rubber layer is all installed to the relative side of fixed plate and movable plate, the inside right wall of box is equipped with the screw, the spiro union has the screw rod in the screw, it is equipped with the intake pipe to inlay on.
Furthermore, the left end of the screw rod is provided with a spherical surface.
Further, the return piece includes the horizontal pole, the left end fixed mounting of horizontal pole is at the right flank of movable plate, the inside right wall of box is equipped with the slide opening, the lateral wall of horizontal pole and the inside wall relative slip of slide opening, the cover is equipped with the spring on the horizontal pole, both ends difference fixed mounting is on the right flank of movable plate and the inside right wall of box about the spring.
Furthermore, a partition plate is fixedly mounted on the left side of the bottom wall inside the box body.
The utility model has the advantages that:
1. the utility model discloses a be equipped with fixed plate and movable plate in the box, fixed plate and movable plate are used for the shutoff of steel pipe both ends, install outlet duct and intake pipe on fixed plate and the movable plate respectively, inject the air into the steel pipe through the intake pipe, if appear the bubble (except of outlet duct) on the surface of water in the box, then the steel pipe gas tightness is relatively poor, has the side leakage phenomenon, and this kind of detection mode inspection is quick, and detection phenomenon shows directly perceived, reasonable in design, and the practicality is stronger.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the support plate of the present invention.
Description of reference numerals: the device comprises a box body 1, a support plate 2, a steel pipe 3, a cross column 4, a fixing plate 5, a return part 6, a moving plate 7, a rubber layer 8, a screw hole 9, a screw rod 10, an air inlet pipe 11, an air outlet pipe 12, a spherical surface 13, a cross rod 14, a spring 15, a sliding hole 16 and a partition plate 17.
Detailed Description
The invention will be further described with reference to specific examples, which are intended to be illustrative only and not to limit the scope of the invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents also fall within the scope of the appended claims.
Referring to fig. 1 and 2, the present invention is a schematic structural diagram of a spiral steel pipe airtightness testing apparatus, including a box body 1, a supporting plate 2 is fixedly mounted on an inner bottom wall of the box body 1, as shown in fig. 2, a top end of the supporting plate 2 is arc-shaped and is used for supporting a bottom end of a steel pipe 3, the steel pipe 3 is placed on a top of the supporting plate 2, a cross column 4 is fixedly mounted on an inner left wall of the box body 1, a fixing plate 5 is fixedly mounted on a right end of the cross column 4, an air outlet pipe 12 is embedded on the fixing plate 5, a check valve (not shown in the figure) is arranged inside the air outlet pipe 12 and is used for preventing water in the box body 1 from entering the steel pipe 3, a return member 6 is arranged on an inner right wall of the box body 1, the return member 6 is used for separating a moving plate 7 from a right end of the steel pipe 3, a left end of, the steel tube air inflation box is characterized in that a screw hole 9 is formed in the right wall of the interior of the box body 1, a screw rod 10 is screwed in the screw hole 9, the left end of the screw rod 10 is attached to the middle of the right side face of the moving plate 7 and used for enabling the left side face of the moving plate 7 to be attached to the right end of the steel tube 3, an air inlet tube 11 is embedded in the moving plate 7, and the other end of the air inlet tube 11 is connected with.
Specifically, the left end of the screw 10 is provided with a spherical surface 13, and the spherical surface 13 is arranged to reduce the contact area between the left end of the screw 10 and the left side surface of the moving plate 7, so as to increase the sliding effect of the contact surface when the screw 10 rotates.
Specifically, the return member 6 includes a cross rod 14, the left end of the cross rod 14 is fixedly mounted on the right side surface of the moving plate 7, the inside right wall of the box body 1 is provided with a sliding hole 16, the side wall of the cross rod 14 and the inner side wall of the sliding hole 16 slide relatively, the cross rod 14 is sleeved with a spring 15, the left end and the right end of the spring 15 are respectively and fixedly mounted on the right side surface of the moving plate 7 and the inside right wall of the box body 1, and the spring 15 shown in fig. 1 is in an extending and stretching state.
Particularly, the left side of the inside bottom wall of the box body 1 is fixedly provided with a partition plate 17, the front end and the rear end of the partition plate 17 are respectively fixed on the front wall and the rear wall of the inside of the box body 1 and used for separating the air bubble area of the air outlet pipe 12 and the air bubble area of the steel pipe 3, a hole for accommodating the cross column 4 and the air outlet pipe 12 is further formed in the partition plate 17, and the inner wall of the hole is mutually fixed with the outer walls of the cross column 4 and the.
When the utility model works, clear water is injected into the box body 1 (the water circulating device, such as a water pump and a water pipe, can be arranged in the box body 1), the height of the water is higher than that of the fixed plate 5, the air is inflated through the air inlet pipe 11, and if bubbles appear on the water surface on the right side of the partition plate 17, the air tightness problem appears on the steel pipe 3.
The utility model discloses a be equipped with fixed plate and movable plate in the box, fixed plate and movable plate are used for the shutoff of steel pipe both ends, install outlet duct and intake pipe on fixed plate and the movable plate respectively, inject the air into the steel pipe through the intake pipe, if appear the bubble (except of outlet duct) on the surface of water in the box, then the steel pipe gas tightness is relatively poor, has the side leakage phenomenon, and this kind of detection mode inspection is quick, and detection phenomenon shows directly perceived, reasonable in design, and the practicality is stronger.
Claims (4)
1. The utility model provides a spiral steel pipe gas tightness verifying attachment which characterized in that: the power distribution box comprises a box body, the inside diapire fixed mounting of box has the backup pad, the steel pipe has been placed at the top of backup pad, the inside left wall fixed mounting of box has the spreader, the right-hand member fixed mounting of spreader has the fixed plate, it is equipped with the outlet duct to inlay on the fixed plate, the inside right wall of box is equipped with the return piece, the left end fixed mounting of return piece has the movable plate, the rubber layer is all installed to the relative side of fixed plate and movable plate, the inside right wall of box is equipped with the screw, the spiro union has the screw rod in the screw, it is equipped with the intake pipe to inlay on.
2. The spiral steel pipe airtightness testing apparatus according to claim 1, wherein: the left end of the screw rod is provided with a spherical surface.
3. The spiral steel pipe airtightness testing apparatus according to claim 1, wherein: the return piece includes the horizontal pole, the left end fixed mounting of horizontal pole is at the right flank of movable plate, the inside right wall of box is equipped with the slide opening, the lateral wall of horizontal pole and the inside wall relative slip of slide opening, the cover is equipped with the spring on the horizontal pole, both ends difference fixed mounting is on the right flank of movable plate and the inside right wall of box about the spring.
4. The spiral steel pipe airtightness testing apparatus according to claim 3, wherein: a partition plate is fixedly mounted on the left side of the bottom wall inside the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021948201.1U CN212693163U (en) | 2020-09-09 | 2020-09-09 | Spiral steel pipe gas tightness verifying attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021948201.1U CN212693163U (en) | 2020-09-09 | 2020-09-09 | Spiral steel pipe gas tightness verifying attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693163U true CN212693163U (en) | 2021-03-12 |
Family
ID=74903736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021948201.1U Expired - Fee Related CN212693163U (en) | 2020-09-09 | 2020-09-09 | Spiral steel pipe gas tightness verifying attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212693163U (en) |
-
2020
- 2020-09-09 CN CN202021948201.1U patent/CN212693163U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210312 Termination date: 20210909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |