CN213274707U

CN213274707U - Air path control system for improving test precision of air tightness detection equipment

Info

Publication number: CN213274707U
Application number: CN202022588866.2U
Authority: CN
Inventors: 叶廷伟
Original assignee: Chongqing Xinxian Technology Co ltd
Current assignee: Chongqing Xinxian Technology Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-05-25
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses an improve gas tightness check out test set measuring accuracy gas circuit control system, comprising a base plate, the welding of bottom plate top outer wall one side has the water tank, the washing water has been held in the water tank, water tank one side outer wall has the motor through bolted connection, the output shaft of motor has the axis of rotation, the welding of axis of rotation outer wall has the stirring piece that the equidistance distributes, water tank one side outer wall is provided with the intake pipe, the water tank is kept away from intake pipe one side outer wall and is provided with the air outlet groove, the welding of air outlet groove inner wall has the air discharge fan, the air outlet groove is provided with. The utility model discloses in, the outside air is washed gas through the washing water, gets rid of the dust impurity in the air, and the moisture of drying net box in with the air adsorbs, and oil absorption cloth adsorbs the grease in with the air, avoids dust impurity to detect the production influence to the gas tightness, carries out gas tightness and examines time measuring, and one-way admission valve and aspiration pump make the testing result more accurate.

Description

Air path control system for improving test precision of air tightness detection equipment

Technical Field

The utility model relates to an air tightness check out test set technical field especially relates to an improve air tightness check out test set measuring accuracy gas circuit control system.

Background

The air tightness detection is strict integrity evaluation of a container in a mechanized production process, and the basic principle of the conventional pressure type air tightness detection device is that compressed air is supplemented to the device after an external air source is filtered by a triple piece, the compressed air is stored in an air storage tank of the device, the air storage tank supplies air to an air using mechanism of the device, and a workpiece is detected by an air tightness detector. The existing device is in the detection process, a control structure is not arranged before gas enters the gas storage tank, when the gas tightness detection is carried out, an external gas source easily enters the gas storage tank to cause the internal gas pressure of the gas storage tank to be unstable, the volume of a conductor product is changed, the volume change can cause the change of the internal pressure to generate great influence on a test result, impurities in the external gas source can not be removed to the maximum degree by the triple piece in the existing system, and the impurities enter the gas storage tank to influence the detection result.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the improvement gas tightness check out test set measuring accuracy gas circuit control system who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gas circuit control system for improving the test precision of gas tightness detection equipment comprises a bottom plate, wherein a water tank is welded on one side of the outer wall of the top of the bottom plate, washing water is contained in the water tank, the outer wall of one side of the water tank is connected with a motor through a bolt, an output shaft of the motor is connected with a rotating shaft, stirring blades distributed at equal intervals are welded on the outer wall of the rotating shaft, a gas inlet pipe is arranged on the outer wall of one side of the water tank, a gas outlet groove is arranged on the outer wall of one side of the water tank, which is far away from the gas inlet pipe, an exhaust fan is welded on the inner wall of the gas outlet groove, a gas pipe is arranged in the gas outlet groove, the tail end of the gas pipe is connected with a sealing box welded with the outer wall of the top of the bottom plate, and the exhaust tube is provided with an exhaust pump, the outer wall of one side of the sealing box, which is far away from the water tank, is provided with an air outlet pipe, the air inlet pipe, the air delivery pipe and the air outlet pipe are all provided with one-way air inlet valves, and the water tank and the outer wall of the sealing box are all provided with observation windows.

Preferably, the water tank top is provided with the water injection pipe, and the water tank bottom is provided with the drain pipe, and the control valve is all installed with the drain pipe to the water injection pipe.

Preferably, the piston, the inner wall of seal box both sides and bottom inner wall all open the spout, and the spout respectively with drying net case, oil absorption cloth looks adaptation.

Preferably, the inner wall of the sliding groove is provided with a sealing gasket, and the size of the sealing gasket is matched with that of the sliding groove.

Preferably, the motor is provided with a protective cover, the protective cover is welded with the outer wall of the water tank, and the protective cover is provided with radiating holes distributed at equal intervals.

Preferably, the case lid is opened there is the mounting groove, and mounting groove and exhaust tube looks adaptation, and the welding of mounting groove inner wall has the sealing washer.

The utility model has the advantages that:

1. in the utility model, the external air enters the water tank, and is washed by the washing water in the water tank to remove the dust impurities in the air, and the motor drives the stirring sheet to rotate, so that the bubbles in the water are scattered, the dust is prevented from being adsorbed by the bubbles to influence the purification effect, and compared with the traditional device, the dust impurities in the air are filtered more thoroughly;

2. the air without dust is sucked into the sealed box through the exhaust fan, the moisture in the air is absorbed through the drying net box, the oil in the air is absorbed through the oil absorption cloth, the air is fully purified and then is introduced into the air storage tank, and the influence of dust impurities on air tightness detection is avoided;

3. when carrying out the gas tightness and detecting, close one-way admission valve, prevent the air admission gas holder, and the aspiration pump starts, takes the air in the seal box out, avoids the air admission gas holder to exert an influence to the testing result, compares in traditional device, and the testing result is more accurate.

Drawings

Fig. 1 is a schematic view of a cross-sectional structure of a gas circuit control system for improving the test accuracy of the gas tightness test equipment provided by the utility model;

fig. 2 is the utility model provides an improve gas tightness check out test set measuring accuracy gas circuit control system's seal box schematic structure.

In the figure: the device comprises a base plate 1, a water tank 2, a motor 3, a rotating shaft 4, a stirring sheet 5, an air outlet groove 6, an air exhaust fan 7, a sealing box 8, a box cover 9, a piston 10, a drying net box 11, oil absorption cloth 12, an air exhaust pipe 13, an air exhaust pump 14 and a one-way air inlet valve 15.

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. 1-2, a gas circuit control system for improving the test accuracy of gas tightness detection equipment comprises a bottom plate 1, a water tank 2 is welded on one side of the outer wall of the top of the bottom plate 1, gas washing water is contained in the water tank 2, the gas washing water in the water tank 2 is used for washing gas to remove dust impurities in the air, a motor 3 is connected on the outer wall of one side of the water tank 2 through bolts, an output shaft of the motor 3 is connected with a rotating shaft 4, stirring blades 5 distributed at equal intervals are welded on the outer wall of the rotating shaft 4, the motor 3 drives the stirring blades 5 to rotate to break up bubbles in the water and prevent the bubbles from adsorbing the dust to influence the purification effect, compared with the traditional device, the dust impurities in the air are filtered more thoroughly, the motor 3 is provided with a protective cover, the protective cover is welded on the outer wall of, and the outer wall of one side of the water tank 2, which is far away from the air inlet pipe, is provided with an air outlet groove 6, the inner wall of the air outlet groove 6 is welded with an air exhaust fan 7, the air outlet groove 6 is provided with an air delivery pipe, the end of the air delivery pipe is connected with a seal box 8 welded with the outer wall of the top of the bottom plate 1, the outer wall of the top of the seal box 8 is clamped with a box cover 9, the outer wall of the bottom of the box cover 9 is welded with a piston 10, the piston 10 is matched with the seal box 8, the inner wall of the seal box 8 is slidably connected with a drying net box 11 and an oil absorption cloth 12, the drying net box 11 absorbs moisture in the air, the oil absorption cloth 12 absorbs grease in the air, the inner walls of two sides of the piston 10 and the seal box 8 and the inner wall of the bottom are both provided with slide grooves, the slide grooves are respectively matched with the drying, and aspiration tube 13 installs aspiration pump 14, case lid 9 is opened there is the mounting groove, and mounting groove and 13 looks adaptations of aspiration tube, and the welding of mounting groove inner wall has the sealing washer, 2 one side outer walls of water tank are kept away from to seal box 8 are provided with the outlet duct, and intake pipe, gas-supply pipe, outlet duct all install one-way admission valve 15, carry out the gas tightness and detect time measuring, close one-way admission valve 15, prevent the air admission gas holder, and aspiration pump 14 starts, take out the air in seal box 8, avoid the air admission gas holder to produce the influence to the testing result, compare in traditional device, the testing result is more accurate, 2 tops of water tank are provided with the water injection pipe, and 2 bottoms of water tank are provided with the drain pipe, and the control valve is all installed with the drain pipe to the water.

The working principle is as follows: when the utility model is in operation, the external air enters the water tank 2, the air is washed by the washing water in the water tank 2, the dust impurities in the air are removed, the motor 3 drives the stirring sheet 5 to rotate, the bubbles in the water are scattered, the bubbles are prevented from adsorbing the dust to influence the purification effect, compared with the traditional device, the dust impurities in the air are filtered more thoroughly, the air from which the dust is removed is sucked into the seal box 8 through the exhaust fan 7, the moisture in the air is adsorbed by the drying net box 11, the oil in the air is adsorbed by the oil absorption cloth 12, the air is fully purified and then is introduced into the air storage tank, the influence of the dust impurities on the air tightness detection is avoided, when the air tightness detection is carried out, the one-way air inlet valve 15 is closed, the air is prevented from entering the air storage tank, the air suction pump 14 is started, the air in the seal box 8 is pumped, compare in traditional device, the testing result is more accurate.

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

1. The air circuit control system for improving the test accuracy of the air tightness detection equipment comprises a base plate (1) and is characterized in that a water tank (2) is welded on one side of the outer wall of the top of the base plate (1), washing water is contained in the water tank (2), the outer wall of one side of the water tank (2) is connected with a motor (3) through a bolt, an output shaft of the motor (3) is connected with a rotating shaft (4), stirring sheets (5) distributed at equal intervals are welded on the outer wall of the rotating shaft (4), an air inlet pipe is arranged on the outer wall of one side of the water tank (2), an air outlet groove (6) is formed in the outer wall of the side, away from the air inlet pipe, of the water tank (2), an air exhaust fan (7) is welded on the inner wall of the air outlet groove (6), an air pipe is arranged on the air outlet groove (6), and case lid (9) bottom outer wall welding has piston (10), piston (10) and seal box (8) looks adaptation, seal box (8) inner wall sliding connection has dry net case (11) and oil absorption cloth (12), case lid (9) are provided with exhaust tube (13) that let in seal box (8) inside, and exhaust tube (13) install aspiration pump (14), seal box (8) are kept away from water tank (2) one side outer wall and are provided with the outlet duct, and intake pipe, gas-supply pipe, outlet duct all install one-way admission valve (15), water tank (2) all are provided with the observation window with seal box (8) outer wall.

2. The air path control system for improving the test precision of the air tightness detection equipment according to claim 1, wherein a water injection pipe is arranged at the top of the water tank (2), a water drainage pipe is arranged at the bottom of the water tank (2), and control valves are arranged on the water injection pipe and the water drainage pipe.

3. The air path control system for improving the test precision of the air tightness detection equipment according to claim 1, wherein sliding grooves are formed in the inner walls of the two sides and the inner wall of the bottom of the piston (10) and the sealing box (8), and the sliding grooves are respectively matched with the drying net box (11) and the oil absorption cloth (12).

4. The air path control system for improving the test precision of the air tightness detection equipment as claimed in claim 3, wherein a sealing gasket is arranged on the inner wall of the sliding groove, and the size of the sealing gasket is matched with that of the sliding groove.

5. The air path control system for improving the test precision of the air tightness detection equipment is characterized in that the motor (3) is provided with a protective cover, the protective cover is welded with the outer wall of the water tank (2), and the protective cover is provided with radiating holes distributed at equal intervals.

6. The air path control system for improving the test precision of the air tightness detection equipment as claimed in claim 1, wherein the box cover (9) is provided with an installation groove, the installation groove is matched with the exhaust pipe (13), and a sealing ring is welded on the inner wall of the installation groove.