CN218937664U - Air tightness detection device - Google Patents

Abstract

The utility model discloses an air tightness detection device, which comprises a box body, wherein the bottom of the box body is fixedly connected with a first electric push rod, an output shaft of the first electric push rod vertically penetrates through the box body and extends into the box body, the output shaft of the first electric push rod is in sliding connection with the box body, the inside of the box body is in sliding connection with a lifting plate, and the lifting plate is fixedly connected with the output shaft of the first electric push rod; the beneficial effects achieved by the utility model are as follows: the movable plate is driven to move downwards through the second electric push rod, the movable rod drives the pressing block to move towards the direction close to the pump shell under the action of the sliding groove and the sliding rod, the pressing block is driven to press the pump shell through the sleeve and the connecting rod, so that the pump shell is fixed, the second electric push rod is controlled to drive the movable plate to move upwards when the fixing of the pump shell is released, the operation is more convenient and labor-saving, the working efficiency is improved, the friction between the pressing block and the pump shell can be increased, and the pump shell can be protected.

Description

Air tightness detection device

Technical Field

The utility model relates to the technical field of detection devices, in particular to an air tightness detection device.

Background

The refrigeration compressor is the most main equipment in the refrigeration device, and is commonly called as a main machine in the refrigeration device, the refrigerant vapor is increased from low pressure to high pressure, and the continuous flow and delivery of the vapor are realized by the aid of the operation of the refrigeration compressor, and a refrigeration unit mainly comprises a compressor, a condenser, an expansion valve, an evaporator, a control system and the like, and a pump is quite common in production and life as a power device commonly used in agriculture and industry. The pump casing is a part of the pump body, and the air tightness is required to be high, so that the air tightness of the pump casing needs to be detected in the process of producing the pump casing. When the pump casing is fixed to detect the air tightness, the upper surface of the pump casing is pressed by an air cylinder to enable the lower surface of the pump casing to be closely attached to the surface of the workbench, a closed cavity is formed between the pump casing and the surface of the workbench, the surface of the workbench and the pump casing fixed on the surface of the workbench are lowered into water, the water surface is enabled to be over the pump casing, and if air bubbles appear in the water, air leakage of the pump casing is judged.

The Chinese patent discloses a "gas tightness detection device" with the patent number of CN202120493228.4, the scheme is recorded "a gas tightness detection device", the device comprises a workbench, be equipped with the locating part that is used for spacing the pump case on the workstation, be equipped with on the workstation and be used for with pump case lower surface fixation and hug closely in the fixed subassembly on workstation surface, the locating part comprises base and butt platform, the workstation upper surface is located to the base, the butt platform is located on the base, the inboard laminating of butt platform and pump case, fixed subassembly includes a plurality of butt piece and a plurality of bolt, a plurality of bolts and workstation upper surface threaded connection and encircle the locating part setting, the bolt wears to establish the butt piece along being close to the workstation direction, the butt piece is used for with pump case lower surface butt. The application has the effect that makes pump case lower surface and workstation surface pressfitting inseparabler to make the testing result more accurate, but still have certain problem, when fixing the pump case, the staff need the manual briquetting that supports of a plurality of different positions rotate the regulation, need to screw corresponding bolt simultaneously, and the operation is very loaded down with trivial details, still need the fixed dismantlement of completion of multistep operation again after the gas tightness detects, very big influence work efficiency.

Disclosure of Invention

The present utility model is directed to an air tightness detecting device, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a gas tightness detection device, includes the box, the first electric putter of bottom fixedly connected with of box, the output shaft of first electric putter runs through the box perpendicularly and extends to the inside of box, the output shaft and the box sliding connection of first electric putter, the inside sliding connection of box has the lifter plate, lifter plate and the output shaft fixed connection of first electric putter, the top fixedly connected with lifter plate, the top fixedly connected with second electric putter of lifter plate, the output shaft of second electric putter runs through the inside of lifter plate perpendicularly and extends to the lifter plate, the mounting groove has been seted up to the inside of lifter plate, the inside sliding connection of mounting groove has the fly leaf, the inside of fly leaf and second electric putter's output shaft fixed connection, one side sliding connection who just is located the fly leaf has the lifter, the spout has been seted up to the inside of fly leaf, the inside sliding connection of spout has lifter plate, the inside sliding connection of lifter plate has the lifter plate, the bottom fixedly connected with second electric putter, the inside sliding connection of lifter plate has the connecting rod, inside sliding connection of slider plate has the sleeve, inside sliding connection has the connecting rod.

Preferably, the number of the mounting rods is six, and the six mounting rods are symmetrically distributed.

Preferably, the top of the lifting plate is fixedly connected with a sealing plate.

Preferably, the control panel is fixedly connected to the outside of the box body, and the first electric push rod and the second electric push rod are electrically connected with the control panel.

Preferably, the bottom of the pressing block is fixedly connected with a rubber gasket.

The beneficial effects achieved by the utility model are as follows: through the installation pole, second electric putter, the mounting groove, the fly leaf, the spout, the slide bar, the lifter, support the briquetting, lead to the groove, sleeve pipe and connecting rod of setting, can drive the fly leaf through the second electric putter and move downwards, make the fly leaf drive under the effect of spout and slide bar support the briquetting and move to being close to the direction of pump case, drive through sleeve pipe and connecting rod and support the briquetting and compress tightly the pump case afterwards, thereby accomplish the fixing to the pump case, only need control the second electric putter drive the fly leaf when removing the fixing to the pump case upwards move can, the operation is more convenient laborsaving, help improving work efficiency, through the rubber gasket that sets up, can increase the frictional force that supports between briquetting and the pump case, can protect the pump case simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

fig. 3 is a schematic cross-sectional view of the mounting bar of the present utility model.

In the figure: 1. a case; 2. a first electric push rod; 3. a lifting plate; 4. a sealing plate; 5. a mounting rod; 6. a second electric push rod; 7. a mounting groove; 8. a movable plate; 9. a movable rod; 10. a chute; 11. a slide bar; 12. a lifting rod; 13. pressing blocks; 14. a through groove; 15. a sleeve; 16. a connecting rod; 17. a control panel; 18. rubber gaskets.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution:

the air tightness detection device can be used for detecting the air tightness of a pump shell of a circulating pump in a Freon refrigerating unit; the water-changing and water-draining device comprises a box body 1, wherein a drain pipe is arranged on one side of the box body 1 and used for changing water and draining water; the bottom of the box body 1 is fixedly connected with a first electric push rod 2, an output shaft of the first electric push rod 2 vertically penetrates through the box body 1 and extends to the inside of the box body 1, the output shaft of the first electric push rod 2 is in sliding connection with the box body 1, the inside of the box body 1 is in sliding connection with a lifting plate 3, the lifting plate 3 is fixedly connected with the output shaft of the first electric push rod 2, the top of the lifting plate 3 is fixedly connected with a mounting rod 5, the top of the mounting rod 5 is fixedly connected with a second electric push rod 6, power is provided through the second electric push rod 6, and compared with manual operation, the electric power box is more convenient and labor-saving; the output shaft of second electric putter 6 runs through installation pole 5 perpendicularly and extends to the inside of installation pole 5, mounting groove 7 has been seted up to the inside of installation pole 5, the inside sliding connection of mounting groove 7 has fly leaf 8, the inside sliding connection of fly leaf 8 and the output shaft fixed connection of second electric putter 6, the inside of installation pole 5 just is located one side sliding connection of fly leaf 8 has fly leaf 9, spout 10 has been seted up to the inside of fly leaf 8, the inside sliding connection of spout 10 has slide bar 11, slide bar 11 and fly leaf 9 fixed connection, the inside sliding connection of fly leaf 9 has lifter 12, the bottom fixedly connected with of lifter 12 supports briquetting 13, logical groove 14 has been seted up to one side of installation pole 5, logical groove 14's inside sliding connection has sleeve 15, sleeve 15 and fly leaf 8 fixed connection, the inside sliding connection of sleeve 15 has connecting rod 16, connecting rod 16 and lifter 12 fixed connection, conveniently drive lifter 12 and the briquetting 13 of lifter 12 bottom down through sleeve 15 and connecting rod 16, thereby compress tightly fixedly to the pump case.

Six mounting rods 5 are arranged symmetrically, so that the pump shell can be conveniently pressed from each position, and the air tightness is ensured; the top of the lifting plate 3 is fixedly connected with a sealing plate 4, and the sealing plate 4 is used for increasing the tightness between the bottom of the pump shell and the lifting plate 3; the control panel 17 is fixedly connected to the outside of the box body 1, the first electric push rod 2 and the second electric push rod 6 are electrically connected with the control panel 17, and electric equipment in the device is powered by an external power supply and is controlled by the control panel 17; the bottom of the pressing block 13 is fixedly connected with a rubber gasket 18 for increasing friction force between the pressing block 13 and the pump shell and protecting the pump shell.

Specifically, when the utility model is used, firstly, the pump shell to be detected is placed on the sealing plate 4, the second electric push rod 6 is started through the control panel 17 to drive the movable plate 8 in the installation rod 5 to move downwards in the installation groove 7, under the action of the sliding groove 10 and the sliding rod 11, the movable plate 8 can drive the movable rod 9 to move towards the direction close to the pump shell, the movable rod 9 drives the pressing block 13 to move to the upper position of the edge of the bottom of the pump shell through the lifting rod 12, the second electric push rod 6 is continuously controlled to drive the movable plate 8 to move downwards, at the moment, the movable plate 8 can drive the lifting rod 12 to move downwards through the sleeve 15 and the connecting rod 16, the lifting rod 12 drives the pressing block 13 to press the edge of the bottom of the pump shell, finally, the pump shell is fixed, then the first electric push rod 2 is started to drive the pump shell to move downwards to the water in the box 1 through the lifting plate 3 to detect the air tightness, and the reverse operation is realized after the detection is finished, and the pump shell is fixed.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a gas tightness detection device, includes box (1), the bottom fixedly connected with first electric putter (2) of box (1), the output shaft of first electric putter (2) runs through box (1) perpendicularly and extends to the inside of box (1), the output shaft and the box (1) sliding connection of first electric putter (2), the inside sliding connection of box (1) has lifter plate (3), the output shaft fixed connection of lifter plate (3) and first electric putter (2), its characterized in that: the top fixedly connected with installation pole (5) of lifter plate (3), the top fixedly connected with second electric putter (6) of installation pole (5), the inside of installation pole (5) is run through perpendicularly to the output shaft of second electric putter (6) and extends to installation pole (5), mounting groove (7) have been seted up to the inside of installation pole (5), the inside sliding connection of mounting groove (7) has fly leaf (8), the output shaft fixedly connected with of fly leaf (8) and second electric putter (6), the inside of installation pole (5) and be located one side sliding connection of fly leaf (8) have fly leaf (9), spout (10) have been seted up to the inside of fly leaf (8), the inside sliding connection of spout (10) has slide bar (11), slide bar (11) and fly leaf (9) fixed connection, the inside sliding connection of fly leaf (9) has lifter plate (12), the bottom fixedly connected with pressing piece (13) of lifter plate (5), one side of installation pole (5) and one side sliding connection of fly leaf (14) have through groove (15) and sleeve (15) are connected with inside (15), the connecting rod (16) is fixedly connected with the lifting rod (12).

2. The air tightness detection device according to claim 1, wherein: six mounting rods (5) are arranged, and the six mounting rods (5) are symmetrically distributed.

3. The air tightness detection device according to claim 1, wherein: the top of the lifting plate (3) is fixedly connected with a sealing plate (4).

4. The air tightness detection device according to claim 1, wherein: the outside fixedly connected with control panel (17) of box (1), first electric putter (2), second electric putter (6) all are connected with control panel (17) electric connection.

5. The air tightness detection device according to claim 1, wherein: the bottom of the pressing block (13) is fixedly connected with a rubber gasket (18).

Images