CN218725096U - Pressure test fixture for construction site - Google Patents
Pressure test fixture for construction site Download PDFInfo
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- CN218725096U CN218725096U CN202222424365.XU CN202222424365U CN218725096U CN 218725096 U CN218725096 U CN 218725096U CN 202222424365 U CN202222424365 U CN 202222424365U CN 218725096 U CN218725096 U CN 218725096U
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Abstract
The utility model discloses a belong to mechanical fixture technical field, specifically be a pressure testing fixture for job site, including the installation section of thick bamboo, the installation section of thick bamboo is the open hollow cylinder of front end, installation section of thick bamboo lateral wall is provided with the fixture subassembly that is used for the centre gripping to await measuring to press pipeline one end, the fixture subassembly runs through the threaded rod of lateral wall about the installation section of thick bamboo including the spiro union of two symmetries, the threaded rod is located installation section of thick bamboo inner chamber one end and rotates and be provided with the arc cardboard, lateral wall protrusion is provided with discoid resilient seal pad behind the installation section of thick bamboo inner chamber, the installation section of thick bamboo is provided with the inflatable seal subassembly that is used for inserting the pressure pipeline one end inner chamber that awaits measuring, the installation section of thick bamboo still is provided with and is used for extracting the subassembly of bleeding that inserts the pressure pipeline inner chamber gas that awaits measuring. The utility model discloses a, need not to weld the blind plate, the later stage is dismantled also comparatively simply, has reduced the labour.
Description
Technical Field
The utility model relates to a mechanical fixture technical field specifically is a pressure testing fixture is used to job site.
Background
Construction and installation of pipeline products are often involved in engineering installation and construction. Before the pressure pipeline is installed, the pipeline is required to be subjected to a hydrostatic test, namely a commonly-known pressure test, in proportion according to relevant standard requirements, and the hydrostatic test is used for checking the manufacturing quality of the pipeline and detecting whether leakage exists. The traditional pressure testing method is to plug the two ends of the pipeline to be tested, generally adopt the method of welding the blind plate, set up the stop valve on the pipeline to be tested or the blind plate, as the atmospheric valve or the breather valve, during the pressure test, clean pressure water enters the pipeline to be tested from the stop valve that intakes, after reaching certain pressure, close the stop valve, after keeping for 5 minutes, look over the pipeline pressure to be tested and keep unchanged.
The traditional method for welding the blind plate wastes labor and time, the pipeline port needs to be cleaned again after the pressure test is finished, the labor amount is large, the cleaned port is not attractive, and therefore a pressure test fixture for a construction site needs to be developed.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a pressure test fixture for a construction site comprises: the installation section of thick bamboo, the installation section of thick bamboo is the open hollow cylinder of front end, the installation section of thick bamboo lateral wall is provided with the fixture subassembly that is used for the centre gripping to await measuring pressure pipeline one end, the fixture subassembly runs through the threaded rod of lateral wall about the installation section of thick bamboo including the spiro union of two symmetries, the threaded rod is located installation section of thick bamboo inner chamber one end and rotates and be provided with the arc cardboard, lateral wall protrusion is provided with discoid elastic sealing pad behind the installation section of thick bamboo inner chamber, the installation section of thick bamboo is provided with the inflatable seal subassembly that is used for inserting the pressure pipeline one end inner chamber that awaits measuring, the installation section of thick bamboo still is provided with and is used for the extraction to insert the gaseous subassembly of bleeding of pressure pipeline inner chamber that awaits measuring.
As a job site is with an optimal selection scheme of pressure testing fixture, wherein: the threaded rod is located installation section of thick bamboo inner chamber one end and is provided with the bearing, the threaded rod pole body is located the bearing inner circle, the arc cardboard outer wall is connected to the bearing outer lane.
As a job site is with an optimal selection scheme of pressure testing fixture, wherein: the one end that the arc cardboard was kept away from to the threaded rod is provided with the carousel, the carousel is held the department and is provided with anti-skidding cover.
As a job site is with an optimal selection scheme of pressure testing fixture, wherein: the air extracting assembly comprises an air extracting pipe which penetrates through the rear side wall of the mounting barrel and is not in the center, an air extracting pump is arranged at the rear end of the air extracting pipe, the air extracting pump is provided with a control valve II and a barometer, and the barometer is arranged close to the air extracting pump.
As a job site is with an optimal selection scheme of pressure testing fixture, wherein: the inflatable sealing assembly comprises an inflatable tube penetrating through the center of the rear side wall of the mounting cylinder and the elastic sealing pad, the inflatable tube is positioned at the front end and is provided with an air bag inserted into an inner cavity at one end of the pressure pipeline to be tested, and the rear end of the inflatable tube is connected with an inflator pump.
As a job site is with an optimal selection scheme of pressure testing fixture, wherein: the inflation tube is provided with a control valve I, and the control valve I is arranged behind the installation barrel.
Compared with the prior art, the beneficial effects of the utility model are that: after the one end of the pipeline to be tested is plugged by the blind plate, the other end of the pipeline to be tested is inserted into the inner cavity of the installation barrel and abuts against the elastic sealing pad, the threaded rod is rotated to clamp the outside of the pipeline through the clamping of the arc-shaped clamping plate, the inflator pump is restarted to inject gas into the air bag through the inflation pipe, so that the air bag is inflated, the air bag is inflated to fill a gap between the exhaust pipe and the inner cavity of one end of the pipeline to be tested, the sealing performance of the pipeline to be tested is further improved, the first control valve is closed, the exhaust pump is restarted to exhaust the gas in the inner cavity of the pipeline through the exhaust pipe, the air pressure meter is closed to record the numerical value of the second control valve, after one-end time waiting, whether the numerical value of the second control valve changes or not is checked, whether the pipeline leaks gas or not is tested, the pressure test is performed on the pipeline, the blind plate does not need to be welded, later-stage disassembly is simple, and labor force is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the present invention in a rear view direction of FIG. 1;
FIG. 3 is an exploded view of the fixture assembly of the present invention;
fig. 4 is a schematic view of the structure of the installation cylinder of the present invention.
In the figure: the mounting cylinder 100, the threaded rod 110, the bearing 120, the arc-shaped clamping plate 130, the rotary table 140, the elastic sealing gasket 150, the first through hole 160, the second through hole 170, the screw hole 180, the inflation tube 200, the air bag 210, the inflation pump 220, the first control valve 230, the suction tube 300, the suction pump 310, the second control valve 320 and the barometer 330.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, other embodiments may be utilized and other implementations may be devised without departing from the spirit and scope of the present invention.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be partially enlarged according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Fig. 1-4 show the structure schematic diagram of a first embodiment of a pressure testing fixture for construction site of the present invention, please refer to fig. 1-4, a pressure testing fixture for construction site of this embodiment includes:
it includes: the installation cylinder 100, the installation cylinder 100 is the open hollow cylinder in front end, the 100 lateral walls of installation cylinder are provided with the fixture subassembly that is used for the centre gripping to await measuring pressure pipeline one end, the fixture subassembly runs through the threaded rod 110 of lateral wall about the installation cylinder 100 including the spiro union of two symmetries, threaded rod 110 is located the rotation of 100 inner chambers of installation cylinder one end and is provided with arc cardboard 130, the lateral wall protrusion is provided with discoid resilient seal 150 behind the 100 inner chambers of installation cylinder, installation cylinder 100 still is provided with and is used for the extraction to insert the subassembly of bleeding of the pressure pipeline inner chamber gaseous body that awaits measuring.
The threaded rod 110 is located the installation section of thick bamboo 100 inner chamber one end and is provided with bearing 120, and the threaded rod 110 pole body is located the bearing 120 inner circle, and the arc cardboard 130 outer wall is connected to the bearing 120 outer lane, rotates threaded rod 110 and makes arc cardboard 130 block the pressure pipeline lateral wall that awaits measuring.
The end of the threaded rod 110, which is far away from the arc-shaped clamping plate 130, is provided with the rotating disc 140, and the hand-held part of the rotating disc 140 is provided with the anti-skidding sleeve, so that a user can conveniently hold the rotating disc 140 to drive the threaded rod to rotate;
the air extracting component comprises an air extracting pipe 300 which penetrates through the rear side wall of the mounting barrel 100 in a non-central mode, an air extracting pump 310 is arranged at the rear end of the air extracting pipe 300, a second control valve 320 and an air pressure gauge 330 are arranged on the air extracting pump 310, and the air pressure gauge 330 is arranged close to the air extracting pump 310.
Fig. 1-4 show a schematic structural diagram of a second embodiment of a pressure testing fixture for a construction site, please refer to fig. 1-4, and unlike the above embodiment, a mounting cylinder 100 is provided with an inflation sealing assembly for inserting into an inner cavity at one end of a pressure pipeline to be tested. The inflation sealing assembly comprises an inflation tube 200 penetrating through the mounting barrel 100 and the center of the rear side wall of the elastic sealing gasket 150, the front end of the inflation tube 200 is provided with an air bag 210 inserted into an inner cavity at one end of the pressure pipeline to be tested, and the rear end of the inflation tube 200 is connected with an inflator 220. The inflation tube 200 is provided with a first control valve 230, and the first control valve 230 is arranged at the rear of the installation tube 100. In this embodiment, the air bag 210 enters the inner cavity at one end of the pressure pipe to be tested, and the air bag 210 is filled with gas through the inflator pump 220, so that the air bag 210 is inflated, and the air bag 210 inflates to fill the gap between the exhaust tube 300 and the inner cavity at one end of the pressure pipe to be tested, thereby further improving the sealing property of the pressure pipe to be tested;
the specific using process is as follows: after two ends of a pipeline to be tested are respectively inserted into the inner cavities of the two mounting cylinders 100 and abut against the elastic sealing gasket 150, the threaded rod 110 is rotated to clamp the outside of the pipeline through the arc-shaped clamping plate 130, the inflator pump 220 is started again to inject gas into the gas bag 210 through the inflation tube 200, so that the gas bag 210 is inflated, the gas bag 210 is inflated to fill a gap between the exhaust tube 300 and the inner cavity at one end of the pipeline to be tested, the sealing performance of the pipeline to be tested is further improved, the first control valve 230 is closed, after the exhaust pump 310 is started again to exhaust the gas in the inner cavity of the pipeline through the exhaust tube 300, the gas pressure meter 330 is closed to record the value of the second control valve 320 at present, after one end time is waited, whether the value of the second control valve 320 changes is checked, whether the pipeline leaks gas is tested, and the pipeline is tested.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a pressure testing fixture for job site which characterized in that includes: installation section of thick bamboo (100), installation section of thick bamboo (100) are the open hollow cylinder in front end, installation section of thick bamboo (100) lateral wall is provided with the fixture subassembly that is used for the centre gripping to await measuring pressure pipe one end, the fixture subassembly runs through threaded rod (110) of lateral wall about installation section of thick bamboo (100) including the spiro union of two symmetries, threaded rod (110) are located installation section of thick bamboo (100) inner chamber one end and rotate and are provided with arc cardboard (130), lateral wall protrusion is provided with discoid elastic sealing pad (150) behind installation section of thick bamboo (100) inner chamber, installation section of thick bamboo (100) are provided with the inflatable seal subassembly that is used for inserting the pressure pipe one end inner chamber that awaits measuring, installation section of thick bamboo (100) still are provided with and are used for the extraction to insert the gaseous subassembly of bleeding of pressure pipe inner chamber that awaits measuring.
2. The pressure test fixture for the construction site according to claim 1, characterized in that: the bearing (120) is arranged at one end, located in the inner cavity of the mounting cylinder (100), of the threaded rod (110), the rod body of the threaded rod (110) is located on the inner ring of the bearing (120), and the outer ring of the bearing (120) is connected with the outer wall of the arc-shaped clamping plate (130).
3. The pressure test fixture for the construction site according to claim 1, characterized in that: one end, far away from arc cardboard (130), of threaded rod (110) is provided with carousel (140), the department of holding of carousel (140) is provided with anti-skidding cover.
4. The pressure test fixture for the construction site according to claim 1, characterized in that: the air extracting component comprises an air extracting pipe (300) which penetrates through the rear side wall of the mounting barrel (100) and is not in the center, an air extracting pump (310) is arranged at the rear end of the air extracting pipe (300), the air extracting pump (310) is provided with a second control valve (320) and an air pressure gauge (330), and the air pressure gauge (330) is arranged close to the air extracting pump (310).
5. The pressure test fixture for the construction site according to claim 4, wherein: the inflatable sealing assembly comprises an inflatable tube (200) penetrating through the center of the rear side wall of the mounting cylinder (100) and the elastic sealing gasket (150), the inflatable tube (200) is located at the front end and is provided with an air bag (210) inserted into an inner cavity of one end of the pressure pipeline to be tested, and the rear end of the inflatable tube (200) is connected with an inflator pump (220).
6. The pressure test fixture for the construction site according to claim 5, wherein: the inflation tube (200) is provided with a first control valve (230), and the first control valve (230) is arranged behind the installation tube (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222424365.XU CN218725096U (en) | 2022-09-14 | 2022-09-14 | Pressure test fixture for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222424365.XU CN218725096U (en) | 2022-09-14 | 2022-09-14 | Pressure test fixture for construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218725096U true CN218725096U (en) | 2023-03-24 |
Family
ID=85632911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222424365.XU Active CN218725096U (en) | 2022-09-14 | 2022-09-14 | Pressure test fixture for construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218725096U (en) |
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2022
- 2022-09-14 CN CN202222424365.XU patent/CN218725096U/en active Active
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