CN211205674U - Split type negative pressure detection device - Google Patents
Split type negative pressure detection device Download PDFInfo
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- CN211205674U CN211205674U CN201922204497.XU CN201922204497U CN211205674U CN 211205674 U CN211205674 U CN 211205674U CN 201922204497 U CN201922204497 U CN 201922204497U CN 211205674 U CN211205674 U CN 211205674U
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- thick bamboo
- negative pressure
- sealed section
- detection device
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Abstract
The utility model relates to a negative pressure detects technical field, specifically is split type negative pressure detection device, including being surveyed the wall body, the surface of being surveyed the wall body is provided with down sealed section of thick bamboo, lower sealed section of thick bamboo includes barrel and sucking disc down, the bottom fixedly connected with sucking disc of barrel surface down, the mounting groove has been seted up at the middle part on barrel surface top down, the equal fixedly connected with handle in middle part of barrel surface both sides down. This split type negative pressure detection device, through designing into two parts with a sealed section of thick bamboo, go up sealed section of thick bamboo and lower sealed section of thick bamboo, design sucking disc and lower sealed section of thick bamboo into an organic whole, reach the purpose that can not take place gas leakage between sucking disc and lower sealed section of thick bamboo, install the sealing washer at the junction of lower sealed section of thick bamboo and last sealed section of thick bamboo, after screwing in lower sealed section of thick bamboo with last sealed section of thick bamboo, can extrude the sealing washer, reduce the gap of the two junction, can effectually guarantee the leakproofness of whole device, thereby solved the junction and had the problem of gas leakage, the measuring accuracy nature has been improved.
Description
Technical Field
The utility model relates to a negative pressure detects technical field, specifically is split type negative pressure detection device.
Background
When a building is just built or used for a period of time, the wall surface of the building needs to be detected, and the use of the building is seriously influenced because the water body leaks after the cracks appear on the wall body and the waterproof layer of the building.
At present, when the wall is detected, a negative pressure detection method is mostly adopted, the structure inside the wall can be detected by adsorbing a negative pressure device on the wall, the split type negative pressure detection device disclosed in the Chinese patent CN206430874U is used for vacuumizing the inner layer of a sealing cover and forming negative pressure, the building wall is physically detected by utilizing the principle that vacuum generates negative pressure, the sealing degree of the wall can be rapidly and accurately detected, the sealing cover and a flange are in a detachable split type design, and the sealing cover can be easily detached, so that the device is more convenient to mount and use, the contact area between the sealing cover and the wall can be larger, the detection efficiency is improved, but the split type negative pressure detection device solves the problems and has the following defects:
(1) the problem of air leakage can occur at the joint of the sealing cover and the flange, and the tightness of the whole device is reduced;
(2) the device lacks handheld fixing device, and when detection device was bulky, it was inconvenient to place it on the surface of being surveyed the wall body.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a be not enough to prior art, the utility model provides a split type negative pressure detection device cuts apart into two parts through sealing a section of thick bamboo, and the sealing washer has been placed to the junction of an upper sealing section of thick bamboo and a lower sealing section of thick bamboo, and the bottom surface and the surface of a sealing section of thick bamboo set up sucking disc and handle respectively under simultaneously, have solved the problem of proposing among the above-mentioned background.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the split negative pressure detection device comprises a detected wall body, a lower sealing cylinder is arranged on the outer surface of the detected wall body, the lower sealing cylinder comprises a lower cylinder body and a sucker, the sucker is fixedly connected with the bottom of the outer surface of the lower cylinder body, the middle part of the top end of the outer surface of the lower barrel body is provided with an installation groove, the middle parts of the two sides of the outer surface of the lower barrel body are fixedly connected with handles, the bottom surface of the inner wall of the mounting groove is fixedly connected with a sealing ring, the interior of the mounting groove is fixedly connected with an upper sealing cylinder, the upper sealing cylinder comprises an upper cylinder body and a connecting block, the middle part of the bottom end of the outer surface of the upper cylinder body is fixedly connected with the connecting block, the middle part of the top end of the outer surface of the upper barrel body is provided with a first mounting hole, the middle part of one side of the outer surface of the upper barrel body is provided with a second mounting hole, the inside fixedly connected with of first mounting hole connects, the inside fixedly connected with barometer of second mounting hole.
Optionally, the outer surface of the suction cup is attached to the outer surface of the wall to be measured, and the shape of the suction cup is the same as that of the lower cylinder.
Optionally, the diameter of sealing washer equals with the diameter of mounting groove, the bottom surface of sealing washer is laminated with the bottom surface of mounting groove mutually, the top surface of sealing washer is laminated with the bottom surface of connecting block mutually.
Optionally, the shape of the connecting block is the same as that of the mounting groove, and the thickness of the connecting block is equal to the width of the mounting groove.
Optionally, the outer surface of the connecting block is provided with threads, the inner wall of the mounting groove is provided with threads, and the connecting block is in threaded connection with the mounting groove.
Optionally, the inner diameter of the first mounting hole is equal to the diameter of the joint, and the joint is fixedly connected with the first mounting hole by welding.
Optionally, the inner diameter of the second mounting hole is equal to the diameter of the barometer, the inner wall of the second mounting hole is provided with threads, and the barometer is in threaded connection with the second mounting hole.
(III) advantageous effects
The utility model provides a split type negative pressure detection device possesses following beneficial effect:
1. this split type negative pressure detection device, through designing into two parts with a sealed section of thick bamboo, go up sealed section of thick bamboo and lower sealed section of thick bamboo, design sucking disc and lower sealed section of thick bamboo into an organic whole, can reach the purpose that can not take place gas leakage between sucking disc and lower sealed section of thick bamboo, simultaneously at the junction installation sealing washer of lower sealed section of thick bamboo and last sealed section of thick bamboo, after screwing in lower sealed section of thick bamboo with last sealed section of thick bamboo, can extrude the sealing washer, reduce the gap of the two junction, and then can effectually guarantee the leakproofness of whole device, thereby solved the junction and had the problem of gas leakage, the measuring accuracy nature has been improved.
2. This split type negative pressure detection device, through the both sides fixed connection handle of sealing barrel surface under, when carrying out work, can press detection device through two handles to guarantee that the sucking disc can closely laminate with the surface of being surveyed the wall body, when carrying simultaneously, also can carry up whole device through the handle, make whole device become convenient to carry, strengthen the practicality of whole device, thereby when having solved detection device volume great, the problem that inconvenient detection device placed.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic cross-sectional view of the lower cylinder of the present invention;
fig. 4 is a schematic view of the sectional structure of the upper cylinder of the present invention.
In the figure: 1-a wall to be tested, 2-a lower sealing cylinder, 3-a handle, 4-a sealing ring, 5-an upper sealing cylinder, 6-a joint, 7-a barometer, 8-a first mounting hole, 9-a second mounting hole, 10-a mounting groove, 201-a lower cylinder, 202-a sucker, 501-an upper cylinder and 502-a connecting block.
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.
Referring to fig. 1 to 4, the present invention provides a technical solution: split type negative pressure detection device, including being surveyed wall body 1, the surface of being surveyed wall body 1 is provided with lower sealed 2, lower sealed 2 includes barrel 201 and sucking disc 202 down, the bottom fixedly connected with sucking disc 202 of barrel 201 surface down, mounting groove 10 has been seted up at the middle part on barrel 201 surface top down, the equal fixedly connected with handle 3 in middle part of barrel 201 surface both sides down, the bottom surface fixedly connected with sealing washer 4 of mounting groove 10 inner wall, sealed 5 on the inside fixedly connected with of mounting groove 10, sealed 5 includes barrel 501 and connecting block 502 on, the middle part fixedly connected with connecting block 502 of last barrel 501 surface bottom, first mounting hole 8 has been seted up at the middle part on last barrel 501 surface top, second mounting hole 9 has been seted up at the middle part of going up barrel 501 surface one side, the inside fixedly connected with of first mounting hole 8 connects 6, the inside fixedly connected with barometer 7 of second mounting hole 9.
As the utility model discloses a preferred technical scheme:
the surface of sucking disc 202 and the laminating of being surveyed wall body 1 surface mutually, the shape of sucking disc 202 is the same with the shape of lower barrel 201, through designing sucking disc 202 and lower barrel 201 as an organic whole, can effectually guarantee that there is not the problem of gas leakage between the two, after vacuuming with the vacuum pump, can carry out accurate measurement to being surveyed wall body 1.
As the utility model discloses a preferred technical scheme:
the diameter of sealing washer 4 equals with the diameter of mounting groove 10, and the bottom surface of sealing washer 4 and the bottom surface of mounting groove 10 laminate mutually, and the top surface of sealing washer 4 laminates mutually with the bottom surface of connecting block 502, and the existence of sealing washer 4 can guarantee the compactness of being connected between upper seal section of thick bamboo 5 and the lower seal section of thick bamboo 2, guarantees the condition that can not take place gas leakage at the junction of the two, improves the sealed effect of whole device.
As the utility model discloses a preferred technical scheme:
the shape of connecting block 502 is the same with the shape of mounting groove 10, and the thickness of connecting block 502 equals with the width of mounting groove 10, makes the inside of putting into mounting groove 10 that connecting block 502 can be relaxed, guarantees to reach the cooperation between connecting block 502 and the mounting groove 10 and connects, is convenient for go up the installation and the dismantlement of a sealed section of thick bamboo 5 and lower sealed section of thick bamboo 2 to reach portable's purpose.
As the utility model discloses a preferred technical scheme:
the surface of connecting block 502 is provided with the screw thread, and the inner wall of mounting groove 10 is provided with the screw thread, and connecting block 502 and mounting groove 10 threaded connection, through using the screw thread with upper seal tube 5 and 2 fixed connection of lower seal tube, the compactness that can effectual assurance be connected, the existence of screw thread makes upper seal tube 5 can extrude the sealing washer 4 of 2 inside of lower seal tube simultaneously, promotes sealed effect.
As the utility model discloses a preferred technical scheme:
the internal diameter of first mounting hole 8 equals with the diameter that connects 6, connects 6 and through welding and 8 fixed connection of first mounting hole, can make to connect 6 and upper seal section of thick bamboo 2 and form a whole, guarantees sealed respond well, when measuring, can connect the vacuum pump at the surface that connects 6 to realize the device's measurement purpose.
As the utility model discloses a preferred technical scheme:
the internal diameter of second mounting hole 9 equals with the diameter of barometer 7, and the inner wall of second mounting hole 9 is provided with the screw thread, and barometer 7 and 9 threaded connection of second mounting hole are convenient for barometer 7's installation, and when barometer 7 damaged, still be convenient for change barometer 7 simultaneously, when installing, guarantee the compactness of being connected between barometer 7 and the second mounting hole 9, guarantee that whole device leakproofness is good.
The working principle of the utility model is the same as that of the split negative pressure detection device disclosed in the Chinese patent CN206430874U, and the utility model discloses only improve its appearance.
In conclusion, when the split type negative pressure detection device is used, the sealing cylinder is designed into two parts, the upper sealing cylinder 5 and the lower sealing cylinder 2 are designed into a whole, the purpose of preventing air leakage between the sucker 202 and the lower sealing cylinder 2 can be achieved, meanwhile, the sealing ring 4 is arranged at the joint of the lower sealing cylinder 2 and the upper sealing cylinder 5, after the upper sealing cylinder 5 is screwed into the lower sealing cylinder 2, the sealing ring 4 can be squeezed, the gap at the joint of the upper sealing cylinder and the lower sealing cylinder is reduced, the sealing performance of the whole device can be effectively ensured, the problem of air leakage at the joint is solved, the measurement accuracy is improved, the handles 3 are fixedly connected to the two sides of the outer surface of the lower sealing cylinder 2, when the split type negative pressure detection device works, the sucker 202 can be tightly attached to the surface of the measured wall body 1 through pressing of the two handles 3, when carrying simultaneously, also can carry through handle 3 and play whole device, make whole device become convenient to carry, strengthen the practicality of whole device to when having solved detection device volume great, the problem that inconvenient detection device placed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. Split type negative pressure detection device, its characterized in that: the wall body testing device comprises a tested wall body (1), wherein a lower sealing barrel (2) is arranged on the outer surface of the tested wall body (1), the lower sealing barrel (2) comprises a lower barrel body (201) and a sucker (202), the sucker (202) is fixedly connected to the bottom of the outer surface of the lower barrel body (201), a mounting groove (10) is formed in the middle of the top end of the outer surface of the lower barrel body (201), handles (3) are fixedly connected to the middle of two sides of the outer surface of the lower barrel body (201), a sealing ring (4) is fixedly connected to the bottom surface of the inner wall of the mounting groove (10), an upper sealing barrel (5) is fixedly connected to the inside of the mounting groove (10), the upper sealing barrel (5) comprises an upper barrel body (501) and a connecting block (502), the connecting block (502) is fixedly connected to the middle of the bottom end of the outer surface of the upper barrel, go up barrel (501) surface one side the middle part seted up second mounting hole (9), the inside fixedly connected with of first mounting hole (8) connects (6), the inside fixedly connected with barometer (7) of second mounting hole (9).
2. The split type negative pressure detection device according to claim 1, characterized in that: the outer surface of the sucker (202) is attached to the outer surface of the wall body (1) to be detected, and the shape of the sucker (202) is the same as that of the lower cylinder body (201).
3. The split type negative pressure detection device according to claim 1, characterized in that: the diameter of sealing washer (4) equals with the diameter of mounting groove (10), the bottom surface of sealing washer (4) is laminated with the bottom surface of mounting groove (10) mutually, the top surface of sealing washer (4) is laminated with the bottom surface of connecting block (502) mutually.
4. The split type negative pressure detection device according to claim 1, characterized in that: the shape of the connecting block (502) is the same as that of the mounting groove (10), and the thickness of the connecting block (502) is equal to the width of the mounting groove (10).
5. The split type negative pressure detection device according to claim 1, characterized in that: the outer surface of the connecting block (502) is provided with threads, the inner wall of the mounting groove (10) is provided with threads, and the connecting block (502) is in threaded connection with the mounting groove (10).
6. The split type negative pressure detection device according to claim 1, characterized in that: the inner diameter of the first mounting hole (8) is equal to the diameter of the joint (6), and the joint (6) is fixedly connected with the first mounting hole (8) through welding.
7. The split type negative pressure detection device according to claim 1, characterized in that: the inner diameter of the second mounting hole (9) is equal to the diameter of the air pressure gauge (7), the inner wall of the second mounting hole (9) is provided with threads, and the air pressure gauge (7) is in threaded connection with the second mounting hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922204497.XU CN211205674U (en) | 2019-12-10 | 2019-12-10 | Split type negative pressure detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922204497.XU CN211205674U (en) | 2019-12-10 | 2019-12-10 | Split type negative pressure detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211205674U true CN211205674U (en) | 2020-08-07 |
Family
ID=71854319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922204497.XU Expired - Fee Related CN211205674U (en) | 2019-12-10 | 2019-12-10 | Split type negative pressure detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211205674U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720547A (en) * | 2021-08-19 | 2021-11-30 | 深圳市卓宝科技股份有限公司 | Waterproof layer leakage detection method |
| CN113776659A (en) * | 2021-11-11 | 2021-12-10 | 枣庄高新区立正安装工程有限公司 | Ventilation system mechanical vibration testing arrangement |
-
2019
- 2019-12-10 CN CN201922204497.XU patent/CN211205674U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720547A (en) * | 2021-08-19 | 2021-11-30 | 深圳市卓宝科技股份有限公司 | Waterproof layer leakage detection method |
| CN113720547B (en) * | 2021-08-19 | 2024-04-30 | 深圳市卓宝科技股份有限公司 | Waterproof layer leakage detection method |
| CN113776659A (en) * | 2021-11-11 | 2021-12-10 | 枣庄高新区立正安装工程有限公司 | Ventilation system mechanical vibration testing arrangement |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20211210 |