CN218584288U - Pressure vessel gas tightness detection device - Google Patents
Pressure vessel gas tightness detection device Download PDFInfo
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- CN218584288U CN218584288U CN202223105413.5U CN202223105413U CN218584288U CN 218584288 U CN218584288 U CN 218584288U CN 202223105413 U CN202223105413 U CN 202223105413U CN 218584288 U CN218584288 U CN 218584288U
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- butt joint
- pressure vessel
- pressure
- screw rod
- pressure container
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The application provides a pressure vessel airtightness detection device, which comprises a top plate; the butt-joint frame is arranged on the top plate in a lifting way and is used for butt joint with the pressure container; the butt joint frame is provided with a locking mechanism corresponding to the pressure container; the locking mechanism comprises holding tiles which are respectively positioned at two sides of the pressure container; one ends of the two holding tiles are hinged with each other, and the other ends are connected through a screw rod; the screw rod is driven by a pneumatic motor, and reverse threads are respectively arranged at two ends of the screw rod corresponding to the two holding tiles; the output end of the pneumatic motor is provided with a worm; and the screw rod is provided with a matched worm wheel corresponding to the worm. According to the technical scheme that this application embodiment provided, through set up the armful tile in the butt joint frame, utilize the clamp force between two armful tiles to produce sufficient locking force to pressure vessel to realize the relatively fixed between pressure vessel and the butt joint frame, because pneumatic motor installs at the top of butt joint frame, and through worm gear mechanism drive armful tile, consequently, when getting into the aquatic detection gas tightness with pressure vessel, can not produce the interference bubble, the result is more accurate.
Description
Technical Field
The application relates to the technical field of pressure vessel detection, in particular to a pressure vessel airtightness detection device.
Background
A pressure vessel is a closed vessel that can withstand pressure. The pressure container has wide application range, and has important position and function in many departments of industry, civil use, military industry and the like and many fields of scientific research. The pressure vessel can age after long-time use, and the pressure vessel after ageing leaks the accident very easily in the use, influences enterprise safety in production.
The existing pressure container detection method generally comprises the steps of introducing gas into a pressure container, and detecting whether a leakage problem exists or not through a barometer on the pressure container, but if a gap on the pressure container is small, the method is difficult to accurately detect whether pressure leakage occurs or not, and is also difficult to accurately detect a leakage point.
Application number 202121179383.5 discloses a small-size pressure vessel detection device, including box and pole setting swing joint, the box includes roof and bottom plate, the top of roof is equipped with first cylinder, the tip of first cylinder push rod is equipped with the mounting panel, the mounting panel is connected with annular pneumatic clamping device through the bracing piece, be equipped with annular gas blowing device under the annular pneumatic clamping device, annular gas blowing device and annular pneumatic clamping device all link to each other with the air supply feed system, pressure vessel's bottleneck passes through the connecting piece and links to each other with the air supply feed system, the connecting piece is equipped with the barometer, the up end of bottom plate is equipped with movable mounting's mount pad, the up end of mount pad is fixed with super white glass water storage tank and pole setting, annular gas blowing device and pole setting swing joint. The air tightness of the air tank is judged by observing whether bubbles are generated around the pressure container in the ultra-white glass water storage tank, the operation is simple, and the observability of a detection result is better.
The clamping device adopts an annular pneumatic clamping device, interference bubbles can be generated after the pressure container enters the ultra-white glass water storage tank along with the pressure container, and the air tightness detection result of the pressure container is influenced, so that the problems need to be solved urgently.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a pressure vessel airtightness detection apparatus.
The application provides a pressure vessel airtightness detection device, which comprises a top plate;
the top plate is provided with a butt-joint frame in a lifting way and is used for butt-joint with the pressure container; the butt joint frame is provided with a locking mechanism corresponding to the pressure container;
the locking mechanism comprises a holding tile respectively positioned at two sides of the pressure container; one ends of the two holding tiles are hinged with each other, and the other ends are connected through a screw rod;
the screw rod is driven by a pneumatic motor, and reverse threads are respectively arranged at two ends of the screw rod corresponding to the two holding tiles;
the output end of the pneumatic motor is provided with a worm; and the screw rod is provided with a matched worm wheel corresponding to the worm.
Furthermore, a pressurizing mechanism is arranged on the butt joint frame corresponding to the pressure container; the pressurizing mechanism comprises an inflating head and a pressure gauge; the inflation head is connected with the pressure container in a plugging manner; the pressure gauge is arranged on the inflation head and used for detecting the pressure in the pressure container.
Further, the device also comprises a workbench; a sliding table is slidably arranged on the workbench; the sliding table is provided with a feeding and discharging mechanism and an ultra-white glass water storage tank corresponding to the butt joint frame respectively; the ultra-white glass water storage tank and the feeding and discharging mechanism are arranged along the sliding direction of the sliding table.
Further, the feeding and discharging mechanism comprises a rotary table which is rotatably arranged on the sliding table; the turntable is provided with at least two butt joint grooves corresponding to the pressure container; the butt joint grooves are uniformly distributed along the circumferential direction and used for supporting and limiting the pressure container.
Further, the sliding table is driven by a stepping motor; the stepping motor is fixedly arranged on the workbench, and the output end of the stepping motor is provided with a screw rod; the sliding table is provided with matched threaded holes corresponding to the screw rods, and the sliding table is connected with the workbench through a sliding rail.
Further, the butt-joint frame is connected with the top plate through an air cylinder; the air cylinder is fixedly installed at the top of the top plate, and the piston rod penetrates through the top plate to be connected with the butt joint frame.
The application has the advantages and positive effects that:
this technical scheme is through setting up the armful tile in the butt joint frame, utilizes the clamp force between two armful tiles can produce sufficient locking force to pressure vessel to realize the relatively fixed between pressure vessel and the butt joint frame, because pneumatic motor installs at the top of butt joint frame, and through worm gear mechanism drive armful tile, consequently, when getting into pressure vessel aquatic detection gas tightness, can not produce the interference bubble, make the testing result more accurate.
Drawings
Fig. 1 is a schematic structural diagram of a pressure vessel airtightness detection apparatus provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of a locking mechanism of a pressure vessel airtightness detection apparatus according to an embodiment of the present application.
The text labels in the figures are represented as: 100-a top plate; 110-a docking frame; 120-tiling; 121-a screw rod; 122-a worm gear; 130-a pneumatic motor; 131-a worm; 140-an inflation head; 150-pressure gauge; 160-cylinder; 200-a workbench; 210-a slide table; 220-ultra-white glass water reservoir; 230-a turntable; 240-step motor; 241-screw rod; 250-a slide rail; 300-pressure vessel.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
Referring to fig. 1-2, the present embodiment provides an apparatus for detecting air tightness of a pressure vessel, which includes a top plate 100 and a worktable 200 parallel to each other; the top plate 100 is provided with a butt-joint frame 110 in a lifting way and used for locking and inflating the pressure vessel 300; the workbench 200 is provided with a sliding table 210, the sliding table 210 is provided with a feeding and discharging mechanism and an ultra-white glass water storage tank 220 along the sliding direction, and the feeding and discharging mechanism and the ultra-white glass water storage tank 220 are switched to be in butt joint with the butt joint frame 110 respectively, so that the detection processes of feeding, airtight detection and discharging can be automatically completed.
In a preferred embodiment, the docking frame 110 is provided with a locking mechanism and a pressurizing mechanism corresponding to the pressure vessel 300; the pressurizing mechanism is connected with the pressure container 300 in a plugging and pulling mode, and the air inlet of the pressure container 300 is located at the top, so that the pressurizing mechanism and the butt-joint frame 110 are synchronously pressed down to be in butt joint with the pressure container 300, the pressurizing mechanism and the pressure container 300 can be automatically in butt joint by being matched with the locking mechanism to fix the pressure container 300, and otherwise, the pressurizing mechanism and the pressure container 300 can be automatically separated.
Preferably, the pressurizing mechanism comprises an inflation head 140 and a pressure gauge 150, wherein the inflation head 140 is used for being abutted with the pressure container 300 so as to inflate and pressurize the pressure container 300; and a pressure gauge 150 is installed on the inflation head 140 for detecting the pressure of the air in the pressure container 300.
Preferably, the locking mechanism comprises a holding tile 120 respectively positioned at two sides of the pressure vessel 300; one ends of the two holding tiles 120 are hinged with each other, the hinged shaft is fixedly arranged on the butt-joint frame 110, and the other ends are connected through a screw rod 121; the two ends of the screw rod 121 are respectively provided with reverse threads corresponding to the two holding tiles 120, so that the two holding tiles 120 can be synchronously driven to be relatively close to or relatively far away from each other by rotating the screw rod 121, and the pressure container 300 can be clamped or released.
Preferably, the two holding tiles 120 are respectively provided with a butt joint block corresponding to the screw rod 121; the butt joint block is provided with matched threaded holes corresponding to the screw rod 121, and two sides of the butt joint block are rotatably mounted on the holding tile 120 through a rotating shaft, so that the threaded holes are always the same as the axis direction of the screw rod 121 in the rotating process of the two holding tiles 120.
Preferably, the holding tile 120 is further provided with a sliding groove corresponding to the rotating shaft, so that the butt joint block can rotate relative to the holding tile 120 and slide relative to the holding tile 120, and therefore, the axial direction of the threaded hole can be ensured to be the same as that of the screw rod 121 all the time, the axial direction of the threaded hole can be ensured to be on the same straight line all the time, and the holding tile 120 can be driven even if the two ends of the screw rod 121 are installed on the butt joint frame 110.
Preferably, the screw 121 is driven by a pneumatic motor 130; the pneumatic motor 130 is fixedly arranged at the top of the butt-joint frame 110, and the output end of the pneumatic motor is provided with a worm 131; the screw rod 121 is provided with a worm wheel 122 matched with the worm 131, so that the two throw shoes 120 can be effectively driven to relatively approach or depart from each other by controlling the pneumatic motor 130 to drive the worm 131; meanwhile, the worm wheel 122 and the worm 131 have self-locking function, so that the pressure container 300 can be effectively prevented from falling off accidentally due to the failure of the pneumatic motor 130.
In a preferred embodiment, the loading and unloading mechanism includes a turntable 230 rotatably mounted on the slide table 210; the turntable 230 is provided with two butt-joint grooves corresponding to the pressure container 300; the two docking slots are symmetrical about the axis of the turntable 230 and are arranged along the sliding direction of the sliding table 210; in operation, the docking frame 110 first puts the detected pressure vessel 300 into the corresponding docking slot, and then docks with the pressure vessel 300 to be detected in another docking slot by switching the turntable 230.
Preferably, the ultra-white glass water storage tank 220 and the rotary table 230 are arranged along the sliding direction of the sliding table 210, and detection liquid is filled in the ultra-white glass water storage tank and the rotary table; after the docking frame 110 and the loading and unloading mechanism are matched for loading, the sliding table 210 can switch the ultra-white glass water storage tank 220 to the position below the docking frame 110, and at the moment, the pressure container 300 is driven by the docking frame 110 to be immersed in the detection liquid, so that whether the pressure container 300 leaks can be detected by observing bubbles.
Preferably, the sliding table 210 is driven by a stepping motor 240; the stepping motor 240 is fixedly arranged on the workbench 200, and the output end of the stepping motor is provided with a screw 241; the sliding table 210 is mounted on the working table 200 through a sliding rail 250 and is butted with the screw 241 through a matched threaded hole.
In a preferred embodiment, the docking frame 110 is connected to the top plate 100 by a pneumatic cylinder 160; the cylinder 160 is a double-rod cylinder, the body of which is fixedly mounted on the top plate of the top plate 100, and the two piston rods respectively penetrate through the top plate 100 to be butted with the butting frame 110.
In a preferred embodiment, air motor 130, inflation head 140, and air cylinder 160 are all supplied with air via an air supply distribution box; the air supply sequence between the inflation head 140 and the air motor 130 is that the air motor 130 is firstly used for locking the pressure container 300, and then the air is supplied to the pressure container 300 through the inflation head 140; the air supply of the inflation head 140 to the pressure container 300 may be after the locking of the holding tile 120 to the pressure container 300 and before the pressure container 300 is immersed in the super white glass water storage tank 220, or may be after the pressure container 300 is immersed in the super white glass water storage tank 220.
The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing are only preferred embodiments of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited nature of the written expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can also be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.
Claims (6)
1. A pressure vessel airtightness detection apparatus, comprising a top plate (100);
the top plate (100) is provided with a butt-joint frame (110) in a lifting way and is used for butt joint with the pressure container (300); a locking mechanism is arranged on the butt joint frame (110) corresponding to the pressure container (300);
the locking mechanism comprises a holding tile (120) which is respectively positioned at two sides of the pressure container (300); one ends of the two holding tiles (120) are hinged with each other, and the other ends are connected through a screw rod (121);
the screw rod (121) is driven by a pneumatic motor (130), and two ends of the screw rod are respectively provided with reverse threads corresponding to the two throw tiles (120);
the pneumatic motor (130) is fixedly arranged at the top of the butt joint frame (110), and the output end of the pneumatic motor is provided with a worm (131); and a worm wheel (122) matched with the worm (131) is arranged on the screw rod (121).
2. The pressure vessel airtightness detection apparatus according to claim 1, wherein a pressurizing mechanism is further provided on the docking frame (110) corresponding to the pressure vessel (300); the pressurizing mechanism comprises an inflating head (140) and a pressure gauge (150); the inflation head (140) is connected with the pressure container (300) in a plugging manner; the pressure gauge (150) is arranged on the inflating head (140) and is used for detecting the pressure in the pressure container (300).
3. The pressure vessel tightness detection device according to claim 1, further comprising a work bench (200); a sliding table (210) is slidably arranged on the workbench (200); a feeding and discharging mechanism and an ultra-white glass water storage tank (220) are respectively arranged on the sliding table (210) corresponding to the butt joint frame (110); the ultra-white glass water storage tank (220) and the feeding and discharging mechanism are arranged along the sliding direction of the sliding table (210).
4. The pressure vessel airtightness detection apparatus according to claim 3, wherein the loading and unloading mechanism includes a turntable (230) rotatably mounted on the slide table (210); the turntable (230) is provided with at least two butt joint grooves corresponding to the pressure container (300); the butt joint grooves are uniformly distributed along the circumferential direction and used for supporting and limiting the pressure container (300).
5. The pressure vessel airtightness detection apparatus according to claim 3, wherein the slide table (210) is driven by a stepping motor (240); the stepping motor (240) is fixedly arranged on the workbench (200), and the output end of the stepping motor is provided with a screw rod (241); the sliding table (210) is provided with matched threaded holes corresponding to the screw rods (241), and the sliding table (200) is connected with the screw rods through sliding rails (250).
6. The pressure vessel airtightness detection apparatus according to claim 1, wherein the docking frame (110) is connected to the top plate (100) via a cylinder (160); the air cylinder (160) is fixedly installed at the top of the top plate (100), and a piston rod penetrates through the top plate (100) and is connected with the butt joint frame (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223105413.5U CN218584288U (en) | 2022-11-23 | 2022-11-23 | Pressure vessel gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223105413.5U CN218584288U (en) | 2022-11-23 | 2022-11-23 | Pressure vessel gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218584288U true CN218584288U (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223105413.5U Active CN218584288U (en) | 2022-11-23 | 2022-11-23 | Pressure vessel gas tightness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218584288U (en) |
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2022
- 2022-11-23 CN CN202223105413.5U patent/CN218584288U/en active Active
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