CN210893582U - Single-tube leakage detection device for air cooler - Google Patents
Single-tube leakage detection device for air cooler Download PDFInfo
- Publication number
- CN210893582U CN210893582U CN201921367176.5U CN201921367176U CN210893582U CN 210893582 U CN210893582 U CN 210893582U CN 201921367176 U CN201921367176 U CN 201921367176U CN 210893582 U CN210893582 U CN 210893582U
- Authority
- CN
- China
- Prior art keywords
- sealing
- tube
- hollow tube
- sealing sleeve
- air cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
A single-tube leak detection device for an air cooler comprises a hollow tube, wherein two sealing elements used for plugging two ends of the air cooling tube are arranged on the hollow tube, a through hole communicated with the air cooling tube is formed in the hollow tube, an air inlet is formed in the hollow tube, a pressure gauge is arranged on the hollow tube, a valve body used for maintaining pressure is arranged between the pressure gauge and the air inlet on the hollow tube, the sealing elements comprise sealing sleeves, the sealing sleeves are sleeved on the hollow tube, a locking structure used for pressing the sealing sleeves is arranged outside the hollow tube, a plurality of second sealing rings are arranged between the sealing sleeves and the hollow tube, first sealing rings are embedded on two side end faces of each sealing sleeve, two annular grooves are formed in two inner wall ends of each sealing sleeve along the radial direction, the second sealing rings are embedded in the annular grooves, the locking structure comprises a locking bolt, and a threaded hole is formed in the locking bolt.
Description
Technical Field
The utility model relates to a leak hunting device specifically is an air cooler single tube device of looking for leaks.
Background
The air cooler is an important cooling device of a high-pressure water feed pump motor, and open water is introduced through one side of the air cooler to perform heat and cold exchange with the motor so as to achieve the purpose of cooling. Inside being tubular honeycomb structure of air cooler, forming by the range upon range of a thin steel pipe one by one, the inner structure is difficult for disassembling and the maintenance, has certain corrosivity because of letting in open water again, so the inner piping structure damage condition is unknown, among the prior art, can't detect the leakage condition of the inside tubulation of air cooler, brings certain degree of difficulty for maintenance work.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, convenient to use installs swift air cooler single tube leak hunting device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an air cooler single tube leak hunting device, includes the hollow tube, be equipped with on the hollow tube and be used for carrying out two sealing members of shutoff with air cooling pipe both ends, seted up on the hollow tube with the through-hole of air cooling pipe intercommunication, the hollow tube is equipped with the air inlet, be equipped with the manometer on the hollow tube, be located on the hollow tube the manometer with be equipped with the valve body that is used for the pressurize between the air inlet.
The further improvement is that: the sealing element comprises a sealing sleeve, the sealing sleeve is sleeved on the hollow tube, a locking structure used for compressing the sealing sleeve is arranged outside the hollow tube, a plurality of second sealing rings are arranged between the sealing sleeve and the hollow tube, and first sealing rings are embedded in the end faces of the two sides of the sealing sleeve.
The further improvement is that: the two second sealing rings are arranged, annular grooves are formed in the two ends of the inner wall of the sealing sleeve outwards along the radial direction, and the second sealing rings are embedded in the annular grooves.
The further improvement is that: the locking structure comprises a locking bolt, a threaded hole is formed in the locking bolt, external threads meshed with the threaded hole are formed in the outer wall of the hollow pipe, and a pressing piece is arranged between the locking bolt and the sealing sleeve.
The further improvement is that: the valve body is a needle valve.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses simple structure, convenient to use wears to locate the air cooling intraductally through the hollow tube that has the through-hole, and rethread locking bolt is with sealing sleeve locking pressfitting to make and form sealed cavity between air cooling pipe, hollow tube and the sealing sleeve, aerify and detect atmospheric pressure in the sealed cavity again, thereby reach the purpose of quick leak hunting, and the device installation is simple with the dismantlement, and stability is good, and the leakproofness is strong, improves the efficiency and the accuracy that the air cooling pipe leaked by a wide margin.
Drawings
FIG. 1 is a schematic structural diagram of a single-tube leakage detection device of an air cooler;
FIG. 2 is a partial enlarged view of the single-tube leak detection device of the air cooler;
fig. 3 is an axial schematic view of a sealing sleeve of the air cooler single-tube leakage detection device.
In the figure: the device comprises a through hole 1, an air cooling pipe 2, a sealing sleeve 3, a locking bolt 4, a hollow pipe 5, a pressure gauge 6, a needle valve 7, an air inlet 8, a first sealing ring 9, a second sealing ring 10 and a pressing sheet 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, an air cooler single tube leak checking device includes a hollow tube 5, two sealing sleeves 3 for sealing two ends of an air cooling tube 2 are sleeved on the hollow tube 5, first sealing rings 9 are embedded on two side end faces of the sealing sleeves 3, annular grooves are radially outwardly formed on two ends of an inner wall of each sealing sleeve 3, second sealing rings 10 are embedded in the two annular grooves, the second sealing rings 10 seal the sealing sleeves 3 and an outer wall of the hollow tube 5, two locking bolts 4 are respectively screwed on the hollow tube 5 at the outer side of the sealing sleeve 3, a pressing piece 11 is arranged between each locking bolt 4 and the sealing sleeve 3, a through hole 1 communicated with the air cooling tube 2 is formed on the hollow tube 5, the hollow tube 5 is provided with an air inlet 8, be equipped with manometer 6 on the hollow tube 5, be located on the hollow tube 5 manometer 6 with be equipped with the needle valve 7 that is used for the pressurize between the air inlet 8.
The utility model discloses a theory of operation is:
when in use, the locking bolt 4, the sealing sleeve 3 and the pressing sheet 11 far away from one side of the pressure gauge 6 are taken down, the hollow pipe 5 penetrates through the air cooling pipe 2 to be detected, the taken-down sleeve sealing sleeve 3 is sleeved at the end part of the hollow pipe 5 again, the position of the hollow pipe 5 is adjusted, the pressing sheet 11 is sleeved at the hollow pipe 5, then the taken-down locking bolt 4 is screwed into the hollow pipe 5, the locking bolt 4 close to one side of the pressure gauge 6 is locked, under the action of jointly inward extrusion of the locking bolts 4 at two sides, two end faces of the sealing sleeve 3 are respectively resisted on a panel of the air cooler and the pressing sheet 11 and are sealed through the first sealing ring 9, the hollow pipe 5 is communicated with the inner cavity of the air cooling pipe 2 through the through hole 1, so that a sealing cavity is formed among the air cooling pipe 2, the hollow pipe 5 and the sealing sleeve 3, and the air inlet 8 is connected with an inflator pump (, and (3) inflating the sealed cavity by an inflator pump, closing the needle valve 7 and observing the reading change of the pressure indicating meter when the air pressure reaches 3MPA pressure, wherein if the pressure is kept for 30s and no pressure is reduced, the air cooling pipe 2 has no leakage, otherwise, the leakage condition exists, and thus the detection is finished.
Based on the scheme, the number of the second sealing rings 10 can be three, four or five, and a plurality of the second sealing rings 10 are embedded in the middle section of the inner wall of the sealing sleeve 3, so that multi-stage sealing between the sealing sleeve 3 and the outer wall of the hollow pipe 5 is realized.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an air cooler single tube device of checking for leaks which characterized in that: the air cooling pipe sealing device comprises a hollow pipe, two sealing pieces used for plugging two ends of an air cooling pipe are arranged on the hollow pipe, a through hole communicated with the air cooling pipe is formed in the hollow pipe, an air inlet is formed in the hollow pipe, a pressure gauge is arranged on the hollow pipe, and a valve body used for pressure maintaining is arranged between the pressure gauge and the air inlet.
2. The air cooler single-tube leak detection device according to claim 1, characterized in that: the sealing element comprises a sealing sleeve, the sealing sleeve is sleeved on the hollow tube, a locking structure used for compressing the sealing sleeve is arranged outside the hollow tube, a plurality of second sealing rings are arranged between the sealing sleeve and the hollow tube, and first sealing rings are embedded in the end faces of the two sides of the sealing sleeve.
3. The air cooler single-tube leak detection device according to claim 2, characterized in that: the two second sealing rings are arranged, annular grooves are formed in the two ends of the inner wall of the sealing sleeve outwards along the radial direction, and the second sealing rings are embedded in the annular grooves.
4. The air cooler single-tube leak detection device according to claim 2, characterized in that: the locking structure comprises a locking bolt, a threaded hole is formed in the locking bolt, external threads meshed with the threaded hole are formed in the outer wall of the hollow pipe, and a pressing piece is arranged between the locking bolt and the sealing sleeve.
5. The air cooler single-tube leak detection device according to claim 1, characterized in that: the valve body is a needle valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921367176.5U CN210893582U (en) | 2019-08-22 | 2019-08-22 | Single-tube leakage detection device for air cooler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921367176.5U CN210893582U (en) | 2019-08-22 | 2019-08-22 | Single-tube leakage detection device for air cooler |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210893582U true CN210893582U (en) | 2020-06-30 |
Family
ID=71317974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921367176.5U Expired - Fee Related CN210893582U (en) | 2019-08-22 | 2019-08-22 | Single-tube leakage detection device for air cooler |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210893582U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114593873A (en) * | 2020-12-07 | 2022-06-07 | 中国石油天然气股份有限公司 | Tube bundle leakage detection tool and tube bundle leakage blocking tool |
-
2019
- 2019-08-22 CN CN201921367176.5U patent/CN210893582U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114593873A (en) * | 2020-12-07 | 2022-06-07 | 中国石油天然气股份有限公司 | Tube bundle leakage detection tool and tube bundle leakage blocking tool |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111141465B (en) | Air tightness detection device for welding metal pipeline | |
CN110449615B (en) | Take airtight detection's back to draw formula from line-up hydraulic fixture | |
CN201503332U (en) | Packing box for hydraulic test on floating tube sheet end of floating head type heat exchanger | |
CN210893582U (en) | Single-tube leakage detection device for air cooler | |
CN107166113A (en) | Adaptive pipe jointer oval under water | |
CN203011654U (en) | Clamp used for pressure test of heat exchange tube | |
CN204788858U (en) | Fuel filter seal tightness test device | |
CN219348116U (en) | Air cooler tube bundle finned tube leak detection device | |
CN211602329U (en) | Pressure pipeline pressure detection device | |
CN214040539U (en) | Heat exchange tube leak detection device | |
CN212300761U (en) | Pneumatic check valve air tightness testing arrangement that dispatches from factory | |
CN213336683U (en) | Pressure test tool for tube bundle of air cooler | |
CN115031169A (en) | Steam guide pipe expansion joint pressing checking method and steam guide pipe expansion joint pressing device | |
JP5463727B2 (en) | Condenser cooling pipe leak inspection device | |
CN210322218U (en) | Water injection connecting terminal for low-pressure tube type heat exchanger tube bundle sealing test | |
CN210269073U (en) | Tube bundle sealing detection device | |
CN210487184U (en) | Air pressure detection device for U-shaped heat exchange tube | |
CN210511067U (en) | Multi-stage monitoring alarm device for multilayer corrugated pipe | |
CN111595533A (en) | Injection mold leak protection water detector | |
CN114112229A (en) | Tightness detection device of gas turbine engine casing | |
CN212059284U (en) | Pressure test leakage detection device for tubular heat exchanger | |
CN203868588U (en) | Pipeline leakage detecting sealing device | |
CN212692655U (en) | Pressure test tool for internal thread reinforced heat exchange tube heat exchanger | |
CN220960499U (en) | Built-in heat exchanger core pressure testing leak hunting specialized tool | |
CN210741783U (en) | U-shaped pipe bundle pressure test tool device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20210822 |