Air booster type high-pressure airtight device

Abstract

The utility model provides an air booster type high-pressure airtight device. The air booster type high-pressure airtight device comprises a bottom plate; the test cabinet is fixedly connected to the top of the bottom plate, the top of the test cabinet is fixedly connected with a test bench, the bottom of the inner wall of the test cabinet is provided with a filter box, the back surface of the filter box is fixedly connected with an inlet pipe, and the other end of the inlet pipe is fixedly connected with a sound reduction assembly; a filter hopper is mounted on the side, close to the inlet pipe, of the interior of the filter box through a fixing ring, adsorption cotton is mounted on the position, close to the other side, of the interior of the filter box, and a second connecting pipe is fixedly connected to the front face of the filter box. According to the air pressurization type high-pressure airtight device, high-pressure air entering the air storage tank can be filtered and dehumidified through the design, the air quality can be improved, meanwhile, moisture in the air is reduced, and the accuracy of later test data can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air pressure boosting type high pressure airtight technical field especially relates to an air pressure boosting type high pressure airtight device. BACKGROUND

[0002] Air tightness test is a kind of tightness test with gas as pressurizing medium to prevent pressure vessel from leaking, and it is necessary for pressure vessels with extremely high or high degree of toxicity of medium or not allowed to have trace leakage in design to carry out air tightness test, and air tightness test must be carried out after hydraulic test is qualified.

[0003] And nitrogen and other inert gases are generally used in high pressure air tightness test process, and in the public patent 202220747333.0, the air tightness machine body is characterized in that: the rear end of the air tightness machine body is internally provided with an air tightness groove, the front right end of the air tightness machine body is detachably installed with an air pressure boosting pump, the front left end of the air tightness machine body is a bee room, the bee room is internally provided with a bee, and the left side of the air tightness machine body is detachably installed with a display, through the air pressure boosting pump compressed air as gas source, liquid nitrogen is replaced, the use cost is greatly reduced, and through the display and the bee room, not only the real-time air tightness data can be monitored, but also when the data is abnormal, the bee sound can remind the workers, and the safety factor is obviously increased.

[0004] And the above-mentioned device lacks the filtering structure of air in the process of compressing air by the booster pump, and the air contains dust and moisture, which affects the quality of compressed air and the accuracy of test.

[0005] Therefore, it is necessary to provide an air pressure boosting type high pressure airtight device to solve the above technical problems. UTILITY MODEL CONTENTS

[0006] The utility model provides an air pressure boosting type high pressure airtight device, solves the problem that the moisture or dust in the air is compressed by the booster pump, which affects the air quality and the accuracy of test data.

[0007] In order to solve the above technical problems, the air pressure boosting type high pressure airtight device provided by the utility model comprises a bottom plate;

[0008] The test cabinet is fixedly connected to the top of the bottom plate, the top of the test cabinet is fixedly connected with a test table, the bottom of the inner wall of the test cabinet is provided with a filter box, the back of the filter box is fixedly connected with an inlet pipe, the other end of the inlet pipe is fixedly connected with a sound reduction assembly, one side of the inside of the filter box close to the inlet pipe is provided with a filter hopper through a fixing ring, the inside of the filter box close to the other side is provided with adsorbing cotton, and the front of the filter box is fixedly connected with a second connecting pipe;

[0009] The test cabinet is fixedly connected to the top of the bottom plate, the top of the test cabinet is fixedly connected with a test table, the bottom of the inner wall of the test cabinet is provided with a filter box, the back of the filter box is fixedly connected with an inlet pipe, the other end of the inlet pipe is fixedly connected with a sound reduction assembly, one side of the inside of the filter box close to the inlet pipe is provided with a filter hopper through a fixing ring, the inside of the filter box close to the other side is provided with adsorbing cotton, and the front of the filter box is fixedly connected with a second connecting pipe;

[0010] The other end of the second connecting pipe is connected with the inlet of the pressure boosting assembly, a valve is arranged at the middle position of the first connecting pipe, one end of the first installation pipe is connected with the second valve, and the first valve and the second valve are alternately opened and closed.

[0011] Preferably, the top end of the first valve is fixedly connected with a gas supply pipe, and the front of the test cabinet is provided with two cabinet doors.

[0012] The cabinet door is provided with a handle and a lock, and the gas supply pipe is connected with the test air tightness equipment.

[0013] Preferably, the top of the test table is provided with a test assembly, and the back of the sound reduction assembly is fixedly connected with an air suction pipe.

[0014] The test assembly comprises a display screen and test air tightness test equipment.

[0015] Preferably, the sound reduction assembly comprises a sound reduction pipe, the inside of the sound reduction pipe is provided with sound absorbing cotton, and the inside of the sound absorbing cotton is provided with a flow pipe.

[0016] The flow pipe is convenient for air circulation and plays a noise reduction effect.

[0017] Preferably, one side of the test cabinet is provided with a control box provided with a box door, and the front of the test table is provided with a control switch through a mounting base.

[0018] The control switch can control the operation of the equipment on the bottom plate.

[0019] Preferably, the pressure boosting assembly comprises a protective shell, the inside of the protective shell is provided with a pressure boosting pump, and the front and back of the protective shell are both provided with air holes.

[0020] The air holes assist air permeation.

[0021] Compared with the related art, the air pressurization type high-pressure air-tight device has the following advantages

[0022] Advantages:

[0023] The air pressurization type high-pressure air-tight device is provided, in order to improve the quality of high-pressure air used by the high-pressure air-tight device, a filter box is installed at one end of a second connecting pipe of a pressurization assembly, air entering the inside of the pressurization assembly can be filtered and dehumidified through a filter hopper and adsorbing cotton inside the filter box, the quality of compressed air can be improved, a sound reduction assembly is installed at an inlet of the filter box through an inlet pipe, noise can be reduced during the process of air entering the filter box, in actual use, the first valve is closed and the second valve is opened, the pressurization assembly can be started to inhale, after the gas is filtered through the filter hopper and the adsorbing cotton, the gas is transported to the inside of the gas storage tank for compression, the one-way valve and the first valve can avoid the gas from being discharged from the gas supply pipe during the process, high-pressure gas entering the gas storage tank can be filtered and dehumidified through the design, the air quality can be improved while the generation of water in the air is reduced, which is beneficial to improve the accuracy of test data in the later period. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A structure schematic view of a preferred embodiment of the air pressurization type high-pressure air-tight device is provided.

[0025] Figure 2 A structure schematic view of the filter box is provided.

[0026] Figure 3 A structure schematic view of the filter box is provided. Figure 2 An enlarged view of A shown in the figure.

[0027] Figure 4 A structure schematic view of the adsorbing cotton is provided.

[0028] Figure 5 A structure schematic view of the pressurization pump is provided.

[0029] The figure label: 1, bottom plate, 2, cabinet door, 3, test cabinet, 4, control box, 5, box door, 6, test bench, 7, test assembly, 8, mounting base, 9, control switch, 10, filter box, 11, sound reduction assembly, 111, sound reduction shell, 112, flow pipe, 113, sound absorbing cotton, 12, booster assembly, 121, protective shell, 122, air hole, 123, booster pump, 13, fixing frame, 14, air tank, 15, first connecting pipe, 16, second connecting pipe, 17, one-way valve, 18, first butt joint pipe, 19, air supply pipe, 20, first valve, 21, first mounting pipe, 22, second valve, 23, second mounting pipe, 24, tee, 25, second butt joint pipe, 26, filter hopper, 27, adsorbing cotton, 28, fixing ring, 29, inlet pipe, 30, air suction pipe. DETAILED DESCRIPTION

[0030] The utility model will be further explained in connection with the drawings and implementation.

[0031] Please combine with Figure 1 , Figure 2 , Figure 3 , Figure 4 And Figure 5 Among them, Figure 1 It is the structure schematic drawing of a preferred embodiment of air pressure type high pressure air-tight device provided by the utility model; Figure 2 It is the structure schematic drawing of filter box provided by the utility model; Figure 3 It is the enlarged view of A shown in Figure 2 Provided by the utility model;

[0032] Figure 4 It is the structure schematic drawing of adsorbing cotton provided by the utility model; Figure 5 It is the structure schematic drawing of booster pump provided by the utility model. Air pressure type high pressure air-tight device includes: bottom plate 1;

[0033] Test cabinet 3, test cabinet 3 is fixedly connected at the top of bottom plate 1, the top of test cabinet 3 is fixedly connected with test bench 6, the bottom of the inner wall of test cabinet 3 is installed with filter box 10, the back of filter box 10 is fixedly connected with inlet pipe 29, the other end of inlet pipe 29 is fixedly connected with sound reduction assembly 11, one side of the inside of filter box 10 close to inlet pipe 29 is installed with filter hopper 26 by fixing ring 28, the inside of filter box 10 close to the position of another side is installed with adsorbing cotton 27, the front of filter box 10 is fixedly connected with second connecting pipe 16;

[0034] The booster assembly 12 is installed at the bottom of the inner wall of the test cabinet 3, the outlet of the booster assembly 12 is provided with a first connecting pipe 15, the other end of the first connecting pipe 15 is fixedly connected with a tee joint 24, one of the outlets of the tee joint 24 is provided with a second valve 22 through a second mounting pipe 23, the other outlet of the tee joint 24 is provided with a one-way valve 17 through a second connecting pipe 25, the top end of the one-way valve 17 is provided with a first valve 20 through a first connecting pipe 18, the bottom of the inner wall of the test cabinet 3 is provided with a gas storage tank 14 through a fixing frame 13, and the outlet of the gas storage tank 14 is provided with a first mounting pipe 21;

[0035] The other end of the second connecting pipe 16 is connected with the inlet of the booster assembly 12, the first connecting pipe 15 is provided with a valve at the middle position, the first mounting pipe 21 is connected with one end of the second valve 22, the first valve 20 and the second valve 22 are alternately opened and closed, and the one-way valve 17 can avoid the air backflow of the first connecting pipe 18.

[0036] The top end of the first valve 20 is fixedly connected with a gas supply pipe 19, and the front of the test cabinet 3 is provided with two cabinet doors 2;

[0037] The cabinet door 2 is provided with a handle and a lock, and the gas supply pipe 19 is connected with the test airtightness equipment.

[0038] The top of the test bench 6 is provided with a test assembly 7, and the back of the sound reduction assembly 11 is fixedly connected with an air suction pipe 30;

[0039] The test assembly 7 comprises a display screen and test airtightness test equipment, and the air suction pipe 30 can be conical to facilitate air entering.

[0040] The sound reduction assembly 11 comprises a sound reduction pipe 111, the inside of the sound reduction pipe 111 is provided with sound absorbing cotton 113, and the inside of the sound absorbing cotton 113 is provided with a flow pipe 112;

[0041] The flow pipe 112 is wrapped by the sound absorbing cotton 113, and the flow pipe 112 facilitates air flow while achieving the effect of noise reduction.

[0042] One side of the test cabinet 3 is provided with a control box 4 provided with a box door 5, and the front of the test bench 6 is provided with a control switch 9 through a mounting base 8;

[0043] The control switch 9 can control the operation of the equipment on the bottom plate 1, and the control box 4 is internally provided with a power switch and a controller for controlling the operation of the equipment.

[0044] The booster assembly 12 comprises a protective shell 121, the inside of the protective shell 121 is provided with a booster pump 123, and the front and back of the protective shell 121 are both provided with air holes 122;

[0045] The air vent hole 122 assists air permeation, and the booster pump 123 can compress air.

[0046] The working principle of the air pressure boosting type high-pressure air-tight device is as follows:

[0047] A filter box 10 is installed at one end of the second connecting pipe 16 of the pressure boosting assembly 12, and the filter box 10 can filter and dehumidify the air entering the pressure boosting assembly 12 through the filter hopper 26 and the adsorbing cotton 27 inside the filter box 10, so as to increase the quality of the compressed air.

[0048] Compared with the related art, the air pressure boosting type high-pressure air-tight device has the following advantages:

[0049] Beneficial effects:

[0050] In order to improve the quality of the high-pressure air used by the high-pressure air-tight device, a filter box 10 is installed at one end of the second connecting pipe 16 of the pressure boosting assembly 12, and the filter box 10 can filter and dehumidify the air entering the pressure boosting assembly 12 through the filter hopper 26 and the adsorbing cotton 27 inside the filter box 10, so as to increase the quality of the compressed air.

[0051] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process conversion using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. An air-boosted high-pressure gas-tight device, characterized by Include: The bottom plate; Test cabinet, the test cabinet is fixedly connected on the top of the bottom plate, the top of the test cabinet is fixedly connected with the test bench, the bottom of the test cabinet inner wall is installed with the filter box, the back of the filter box is fixedly connected with the inlet pipe, the other end of the inlet pipe is fixedly connected with the sound reduction assembly, the inside of the filter box is installed with the filter hopper through the fixed ring on one side close to the inlet pipe, the inside of the filter box is installed with the adsorbing cotton on the other side, the front of the filter box is fixedly connected with the second connecting pipe; The booster assembly is installed on the bottom of the test cabinet inner wall, the outlet of the booster assembly is installed with the first connecting pipe, the other end of the first connecting pipe is fixedly connected with the tee, one of the outlets of the tee is installed with the second valve through the second mounting pipe, the other outlet of the tee is installed with the check valve through the second butt joint pipe, the top end of the check valve is installed with the first valve through the first butt joint pipe, the bottom of the test cabinet inner wall is installed with the gas storage tank through the fixed frame, the outlet of the gas storage tank is installed with the first mounting pipe.

2. The air-boosted high-pressure gas-tight device according to claim 1, characterized in that The top end of the first valve is fixedly connected with the air supply pipe, the front of the test cabinet is installed with two cabinet doors.

3. The air-boosted high-pressure gas-tight device according to claim 1, characterized in that The top of the test bench is installed with the test assembly, the back of the sound reduction assembly is fixedly connected with the air suction pipe.

4. The air-boosted high-pressure gas-tight device according to claim 1, characterized in that The sound reduction assembly contains the sound reduction pipe, the inside of the sound reduction pipe is installed with the sound absorbing cotton, the inside of the sound absorbing cotton is installed with the flow pipe.

5. The air-boosted high-pressure gas-tight device according to claim 1, characterized in that One side of the test cabinet is installed with a control box with a box door, the front of the test bench is installed with a control switch through the mounting base.

6. The air-boosted high-pressure gas-tight device according to claim 1, characterized in that The booster assembly contains the protective shell, the inside of the protective shell is installed with the booster pump, the front and back of the protective shell are both provided with the air hole.

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