CN217111347U - High-cleanness stainless steel pipe air tightness test device - Google Patents
High-cleanness stainless steel pipe air tightness test device Download PDFInfo
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- CN217111347U CN217111347U CN202123388173.XU CN202123388173U CN217111347U CN 217111347 U CN217111347 U CN 217111347U CN 202123388173 U CN202123388173 U CN 202123388173U CN 217111347 U CN217111347 U CN 217111347U
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Abstract
The utility model discloses a nonrust steel pipe gas tightness test device of high clean, including air supply and atmospheric pressure detection device, still include the basin, be equipped with steel pipe support in the basin, the both sides of basin are equipped with the drive the lift drive device that steel pipe support goes up and down, be equipped with a plurality of steel pipe brackets on the steel pipe support, the one end of steel pipe support is equipped with the end cap that suits with the one end of steel pipe, steel pipe support's the other end is equipped with push-and-pull cylinder, be equipped with on push-and-pull cylinder's the piston rod and press the seat, press be equipped with on the seat a plurality of with the end cap that the mouth of pipe of steel pipe suited, be equipped with in the end cap with the air supply passes through the inlet channel that the trachea is connected, atmospheric pressure detection device is connected with each trachea. The utility model discloses a nonrust steel pipe gas tightness test device of high clean belongs to nonrust steel pipe gas tightness and detects technical field, detects the atmospheric pressure of each steel pipe through the atmospheric pressure detection device, can judge which steel pipe gas leakage, and it is fast to test, efficient.
Description
Technical Field
The utility model relates to a nonrust steel pipe gas tightness detection technology, more specifically say, it relates to a nonrust steel pipe gas tightness test device of high cleanliness.
Background
In the prior art, the stainless steel pipe needs to be subjected to an air tightness test after production is completed, two plugs are usually arranged to plug two ends of the steel pipe, then an air hole is formed in one plug, and after air is introduced, the steel pipe is placed in water to observe whether bubbles are generated.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to some not enough of the above-mentioned of prior art, the utility model aims at providing an efficient nonrust steel pipe gas tightness test device.
For realizing the above-mentioned purpose, the utility model provides a nonrust steel pipe gas tightness test device of high clean, including air supply and atmospheric pressure detection device, still include the basin, be equipped with steel pipe support in the basin, the both sides of basin are equipped with the drive the lift drive arrangement that steel pipe support goes up and down, be equipped with a plurality of steel pipe brackets on the steel pipe support, steel pipe support's one end is equipped with the end cap that suits with the one end of steel pipe, steel pipe support's the other end is equipped with push-and-pull cylinder, be equipped with on push-and-pull cylinder's the piston rod and press the seat, press be equipped with on the seat a plurality of with the end cap that the mouth of pipe of steel pipe suited, be equipped with in the end cap with the air supply passes through the inlet channel that the trachea is connected, atmospheric pressure detection device is connected with each trachea.
Furthermore, a plurality of steel pipe clamping grooves are formed in the steel pipe bracket.
Furthermore, a limiting disc is arranged on the end face of the plug, and a conical through hole matched with the outer wall of the steel pipe is formed in the limiting disc.
Furthermore, the air inlet channel comprises an axial air hole formed in the center of the plug and a radial air hole formed in the outer wall of the plug, and the radial air hole is connected with the air source through an air pipe.
As a further improvement, the lifting driving device comprises lifting cylinders arranged at two ends of two sides of the water tank, a lifting seat is arranged at the top of a piston rod of each lifting cylinder, and a supporting rod connected with the steel pipe support is arranged on each lifting seat.
As a further improvement, the top both ends of basin both sides are equipped with the bearing frame, be equipped with the pivot on the bearing frame, be equipped with the gear in the pivot, the outside of bracing piece be equipped with gear engaged with rack, the displacement with one side be equipped with the transmission shaft between the pivot, the one end of basin is equipped with connects two the bevel gear subassembly of transmission shaft tip, be equipped with hand wheel on the center pin of bevel gear subassembly.
Furthermore, a roll-over stand is hinged to the bearing seat, and rollers matched with the inner side surface of the supporting rod are arranged on the inner side of the roll-over stand.
Furthermore, guide rods which are connected with the end parts of the steel pipe brackets in a sliding mode are arranged on two sides of the pressing seat.
Advantageous effects
Compared with the prior art, the utility model discloses a nonrust steel pipe gas tightness test device of high cleanness's beneficial effect as follows: the high-cleanness stainless steel pipe air tightness test device of the utility model has the advantages that the steel pipe support supports a plurality of steel pipes, the air source supplies air to the push-pull air cylinder through the pipeline, and the piston rod of the push-pull air cylinder pushes the pressing seat, so that the two ends of the steel pipes are plugged by the plugs and the sealing end covers, and the air leakage is prevented; the air supply supplies air to the steel pipe through the air inlet channel, after the air pressure detection device detects that the air pressure in the steel pipe reaches a certain value, the lifting driving device drives the steel pipe support to sink into the water in the water tank, whether bubbles are generated or not is observed, whether the steel pipe leaks air or not can be judged, and the air pressure of each steel pipe is detected through the air pressure detection device, so that which steel pipe leaks air can be judged, the test speed is high, the efficiency is high, the operation is simple, and the air supply can be completed without manual operation.
Drawings
FIG. 1 is a top view of the high-cleanliness stainless steel pipe airtightness testing apparatus of the present invention;
FIG. 2 is an enlarged sectional view of the lifting driving device of the present invention;
FIG. 3 is an enlarged cross-sectional view of the plug of the present invention;
fig. 4 is an enlarged side view of the structure of the plug of the present invention.
In the figure: 1. a gas source; 2. an air pressure detecting device; 3. a water tank; 4. a steel pipe bracket; 5. a lift drive; 6. a steel pipe bracket; 7. sealing the end cap; 8. a push-pull cylinder; 9. pressing a base; 10. a plug; 11. an air intake passage; 12. a steel pipe clamping groove; 13. a guide bar; 14. a limiting disc; 15. a tapered through hole; 16. a steel pipe; 17. a lifting seat; 18. a support bar; 19. a bearing seat; 20. a rotating shaft; 21. a gear; 22. a rack; 23. A drive shaft; 24. a bevel gear assembly; 25. a hand-operated wheel; 26. a roll-over stand; 27. and a roller.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
The specific implementation manner of the utility model is as follows: as shown in fig. 1-4, a high-cleanliness stainless steel pipe air-tightness test device comprises an air source 1 and an air pressure detection device 2, and further comprises a water tank 3, wherein a steel pipe support 4 is arranged in the water tank 3, two sides of the water tank 3 are provided with lifting driving devices 5 for driving the steel pipe support 4 to lift, the steel pipe support 4 is provided with a plurality of steel pipe brackets 6, one end of the steel pipe support 4 is provided with a sealing end cover 7 adapted to one end of a steel pipe 16, the other end of the steel pipe support 4 is provided with a push-pull air cylinder 8, a piston rod of the push-pull air cylinder 8 is provided with a pressure seat 9, the pressure seat 9 is provided with a plurality of plugs 10 adapted to pipe orifices of the steel pipe 16, an air inlet channel 11 connected with the air source 1 through air pipes is arranged in the plugs 10, and the air pressure detection device 2 is connected with each air pipe.
In the high-cleanness stainless steel pipe air tightness test device, the steel pipe support 4 supports the plurality of steel pipes 16, the air source 1 supplies air to the push-pull air cylinder 8 through the pipeline, the piston rod of the push-pull air cylinder 8 pushes the pressing seat 9, so that the two ends of the steel pipes 16 are plugged by the plugs 10 and the sealing end covers 7 to prevent air leakage; air supply 1 supplies air to steel pipe 16 through inlet channel 11, air pressure detection device 2 detects the atmospheric pressure in the steel pipe 16 and reaches a definite value after, lift drive 5 drive steel pipe support 4 sinks in the aquatic in the basin 3, whether the observation is the gassing, can judge whether steel pipe 16 leaks gas, and detect the atmospheric pressure of each steel pipe 16 through air pressure detection device 2, can judge which steel pipe leaks gas, and the test is fast, and is efficient, and the operation is simple, and can accomplish without manual operation.
In this embodiment, the steel pipe bracket 6 is provided with a plurality of steel pipe slots 12, and the steel pipe slots 12 on the steel pipe bracket 6 position the steel pipes 16 to keep the plurality of steel pipes 16 parallel, so that the sealing end cap 7 and the plug 10 can plug the pipe orifices of the steel pipes 16 conveniently.
In this embodiment, the two sides of the pressing base 9 are provided with guide rods 13 slidably connected with the end portions of the steel pipe brackets 6, and the guide rods 13 have a guiding function, so that the pressing base 9 can stably and horizontally move.
In this embodiment, the plug 10 and the end cap 7 are provided with sealing gaskets to prevent air leakage.
In this embodiment, a limiting disc 14 is disposed on an end surface of the plug 10, a tapered through hole 15 adapted to an outer wall of the steel pipe is disposed on the limiting disc 14, and the tapered through hole 15 guides and limits the steel pipe 16, so that a pipe orifice of the steel pipe 16 can be aligned with the air inlet channel 11 on the end surface of the plug 10.
In this embodiment, the air inlet channel 11 includes an axial air hole formed in the center of the plug 10 and a radial air hole formed in the outer wall of the plug 10, and the radial air hole is connected to the air source 1 through an air pipe.
In this embodiment, the lifting driving device 5 includes a lifting cylinder disposed at two ends of two sides of the water tank 3, a lifting base 17 disposed at the top of a piston rod of the lifting cylinder, and a support rod 18 disposed on the lifting base 17 and connected to the steel pipe support 4.
Can rotate the center pin of bevel gear subassembly 24 through hand wheel 25, two bevel gears on the bevel gear subassembly 24 and the bevel gear meshing of transmission shaft 23 tip drive two transmission shafts 23 and rotate, and transmission shaft 23 drives gear 21 and rotates, and gear 21 drives rack 22 and reciprocates to can reciprocate through manual drive bracing piece 18, thereby drive steel pipe support 4 and go up and down.
In this embodiment, be equipped with the bayonet lock structure with one side looks block of basin 3 on the hand round 25, bayonet lock structure can restrict hand round 25 and rotate to restriction transmission shaft 23 rotates, realizes the location to steel pipe support 4.
In this embodiment, the bearing seat 19 is hinged to a roll-over stand 26, the inner side of the roll-over stand 26 is provided with a roller 27 adapted to the inner side surface of the support rod 18, the roller 27 and the gear 21 limit the support rod 18, and the support rod 18 is prevented from shaking left and right, so that the steel pipe support 4 is prevented from shaking during lifting, and stable lifting of the steel pipe support 4 is ensured.
The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.
Claims (8)
1. A high-cleanness stainless steel pipe air tightness test device comprises an air source (1) and an air pressure detection device (2), and is characterized by further comprising a water tank (3), wherein a steel pipe support (4) is arranged in the water tank (3), lifting driving devices (5) for driving the steel pipe support (4) to lift are arranged on two sides of the water tank (3), a plurality of steel pipe brackets (6) are arranged on the steel pipe support (4), a sealing end cover (7) matched with one end of a steel pipe is arranged at one end of the steel pipe support (4), a push-pull air cylinder (8) is arranged at the other end of the steel pipe support (4), a pressing seat (9) is arranged on a piston rod of the push-pull air cylinder (8), a plurality of plugs (10) matched with pipe orifices of the steel pipe are arranged on the pressing seat (9), an air inlet channel (11) connected with the air source (1) through an air pipe is arranged in each plug (10), the air pressure detection device (2) is connected with each air pipe.
2. The high-cleanness stainless steel pipe airtightness test device according to claim 1, wherein a plurality of steel pipe clamping grooves (12) are formed in the steel pipe bracket (6).
3. The high-cleanness stainless steel pipe airtightness test device according to claim 2, wherein a limiting disc (14) is arranged on the end face of the plug (10), and a tapered through hole (15) adapted to the outer wall of the steel pipe is arranged on the limiting disc (14).
4. The high-cleanness stainless steel pipe airtightness test device according to claim 3, wherein the air inlet channel (11) comprises an axial air hole formed in the center of the plug (10) and a radial air hole formed in the outer wall of the plug (10), and the radial air hole is connected with the air source (1) through an air pipe.
5. The high-cleanness stainless steel pipe airtightness test device according to claim 2, 3 or 4, wherein the lifting driving device (5) comprises lifting cylinders arranged at two ends of two sides of the water tank (3), a lifting seat (17) is arranged at the top of a piston rod of each lifting cylinder, and a support rod (18) connected with the steel pipe support (4) is arranged on each lifting seat (17).
6. The high-cleanness stainless steel pipe airtightness test device according to claim 5, wherein bearing seats (19) are arranged at two ends of the tops of two sides of the water tank (3), a rotating shaft (20) is arranged on each bearing seat (19), a gear (21) is arranged on each rotating shaft (20), a rack (22) meshed with the gear (21) is arranged on the outer side of each supporting rod (18), a transmission shaft (23) is arranged between the rotating shafts (20) on the same side of displacement, a bevel gear assembly (24) for connecting two ends of the transmission shaft (23) is arranged at one end of the water tank (3), and a hand-operated wheel (25) is arranged on a central shaft of the bevel gear assembly (24).
7. The high-cleanness stainless steel pipe airtightness test device according to claim 6, wherein a roll-over stand (26) is hinged to the bearing seat (19), and rollers (27) adapted to the inner side surface of the support rod (18) are arranged on the inner side of the roll-over stand (26).
8. The high-cleanness stainless steel pipe airtightness test device according to claim 5, wherein guide rods (13) slidably connected with the ends of the steel pipe brackets (6) are arranged on both sides of the pressure base (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123388173.XU CN217111347U (en) | 2021-12-29 | 2021-12-29 | High-cleanness stainless steel pipe air tightness test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123388173.XU CN217111347U (en) | 2021-12-29 | 2021-12-29 | High-cleanness stainless steel pipe air tightness test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217111347U true CN217111347U (en) | 2022-08-02 |
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ID=82593601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123388173.XU Active CN217111347U (en) | 2021-12-29 | 2021-12-29 | High-cleanness stainless steel pipe air tightness test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217111347U (en) |
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2021
- 2021-12-29 CN CN202123388173.XU patent/CN217111347U/en active Active
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