CN218599460U

CN218599460U - Pressure detection device for high-purity nitrogen storage tank

Info

Publication number: CN218599460U
Application number: CN202222832549.XU
Authority: CN
Inventors: 王帅; 杜宇; 张黎静; 孔路; 周琳
Original assignee: Jiangsu Huazhong Gas Co ltd
Current assignee: Jiangsu Huazhong Gas Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-10
Anticipated expiration: 2032-10-27

Abstract

The utility model provides a high-purity nitrogen gas storage is pressure measurement for jar, including the outer jar of body, the inside cover of the outer jar of body is established and is connected with the inner tank body, the bottom fixed mounting of the internal portion of outer jar has the supporting seat, the top of supporting seat and the bottom fixed connection of the inner tank body, the surface winding of the inner tank body is connected with annular cooling tube, the inlet has been seted up on the top of the inner tank body, the inside fixed mounting of inlet has notes liquid pipe, it alternates with the top of the outer jar of body to alternate to be connected to annotate the liquid pipe, the inside fixed mounting who annotates the liquid pipe has the solenoid valve, the avris fixed mounting on the outer jar of body top has pressure detector. The utility model discloses a pressure measurement appearance that is equipped with, the pressure of the internal portion of real-time detection inner tank of being convenient for, simultaneously through the setting of booster pump, when the pressure of the internal portion of inner tank was less than and sets for the threshold value, carry out the pressure boost through the internal portion of inner tank of booster pump, ensure the pressure stability of nitrogen gas holding vessel inside, improved the security of nitrogen gas storage.

Description

Pressure detection device for high-purity nitrogen storage tank

Technical Field

The utility model belongs to the technical field of nitrogen gas storage jar, a high-purity nitrogen gas is pressure measurement for storage jar is related to.

Background

The nitrogen tank, also called nitrogen bottle, is a storage device for transporting and using nitrogen, is resistant to high pressure, and can generally store high-pressure liquid nitrogen.

According to the Chinese patent No. CN207811750U, a fermentation tank pressure detection device is disclosed, which comprises a pressure cover, a fixed frame, a transmission rod and a rotary handle. The fixing frame is provided with a through hole, and an internal thread is arranged in the through hole. The transmission rod penetrates through the through hole and is in threaded fit with the internal thread, and two ends, far away from the fixed frame, of the transmission rod are respectively connected with the rotating handle and abutted against the pressure cover. The rotating handle is used for driving the transmission rod to rotate under the action of external force, so that the transmission rod moves along the axis direction of the transmission rod relative to the fixed frame, and the pressure cover is driven to move along the axis direction of the transmission rod. The device simple structure, can be fast simple carry out pressure detection work to the material that needs carry out fermentation reaction.

However, the storage tank only has the function of detection in the actual use process, the pressurization effect cannot be realized, and the use safety of the nitrogen storage tank is affected when the nitrogen storage tank cannot meet the storage pressure.

Disclosure of Invention

An object of the utility model is to provide a high-purity nitrogen gas stores pressure measurement for jar device to solve the problem that proposes in the above-mentioned background art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a high-purity nitrogen gas storage is pressure measurement for jar, includes the ectosome body, the inside cover of the ectosome body is established and is connected with the internal tank body, the bottom fixed mounting of the internal portion of ectosome has the supporting seat, the top of supporting seat and the bottom fixed connection of the internal tank body, the surface winding of the internal tank body is connected with annular cooling tube, the inlet has been seted up on the top of the internal tank body, the inside fixed mounting of inlet has notes liquid pipe, it alternates with the top of the ectosome body to be connected to annotate the liquid pipe, the inside fixed mounting of notes liquid pipe has the solenoid valve, the avris fixed mounting on ectosome body top has pressure detector, pressure detector's sense terminal and the inner wall fixed connection of the internal tank body, the bottom fixed mounting of the external tank body one side has the control box, the inside top fixed mounting of control box has the booster pump, the fixed mounting that gives vent to anger of pipe has the pipe, the one end of pipe and the inside intercommunication of the internal tank, the inside fixed mounting of control box has the gasification box, the one end of outlet duct and the inlet end fixed connection of booster pump. The purpose that sets up like this is through the pressure measurement appearance that is equipped with, and the pressure of the internal portion of real-time detection inner tank of being convenient for is simultaneously through the setting of booster pump, and when the pressure of the internal portion of inner tank was less than the settlement threshold value, the internal portion of inner tank was supercharged through the booster pump, ensured the pressure stability of nitrogen gas holding vessel inside, had improved the security of nitrogen gas storage.

In the pressure detection device for the high-purity nitrogen storage tank, liquid nitrogen is filled in the gasification tank, insulation blocks are fixedly mounted on two sides of the inner wall of the gasification tank, and an electric heating wire is fixedly mounted between the two insulation blocks which are aligned in position. The purpose of this arrangement is to vaporize the liquid nitrogen through the electrical heater.

In foretell high-purity nitrogen gas storage tank pressure measurement in device, a plurality of louvres have been seted up to one side equidistance of control box, and are a plurality of the equal fixed mounting in inside of louvre has the dust screen. This is provided to facilitate heat dissipation from the booster pump.

In foretell high-purity nitrogen gas storage pressure measurement for jar device, the bottom equidistance fixed mounting of the outer jar of body has three supporting leg, and is three evenly distributed's anti-skidding line is seted up to the bottom of supporting leg. The purpose of this is to ensure the stability of the nitrogen storage tank.

In the pressure detection device for the high-purity nitrogen storage tank, an O-shaped sealing ring is sleeved at the joint of the guide pipe and the outer tank body. The purpose of this is to ensure the tightness of the joint.

In foretell high-purity nitrogen gas storage jar pressure measurement device for jar, one side fixed mounting of the outer jar of body has the controller, and solenoid valve, booster pump and heating wire all pass through controller and external power supply electric connection. The purpose of the arrangement is to control the operation of the electric appliance through the controller.

Compared with the prior art, the utility model relates to a high-purity nitrogen gas storage pressure measurement for jar device's advantage does:

1. through the pressure measurement appearance that is equipped with, be convenient for real-time internal pressure of jar, simultaneously through the setting of booster pump, when internal pressure of jar is less than the settlement threshold value, carry out the pressure boost to internal portion of jar through the booster pump, ensure the pressure stability of nitrogen gas holding vessel inside, improved the security of nitrogen gas storage.

2. Through the annular cooling pipe that the internal portion of inner tank set up, the inside coolant liquid of filling of annular cooling pipe can guarantee the temperature of the internal portion of inner tank, avoids the internal portion temperature variation of inner tank too big, influences the storage of nitrogen gas.

Drawings

Fig. 1 is a schematic structural diagram of the pressure detection device for the high-purity nitrogen storage tank of the present invention.

Fig. 2 is an internal structure schematic diagram of the pressure detection device for the high-purity nitrogen storage tank of the present invention.

Fig. 3 is the internal structure schematic diagram of the control box of the pressure detection device for the high-purity nitrogen storage tank of the utility model.

In the figure, 1, an outer tank body; 2. supporting legs; 3. a liquid injection pipe; 4. a pressure detector; 5. a conduit; 6. a control box; 7. heat dissipation holes; 8. an inner tank body; 9. an annular cooling tube; 10. an electromagnetic valve; 11. a supporting base; 12. a booster pump; 13. a gasification box; 14. an electric heating wire; 15. an insulating block; 16. and an air outlet pipe.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, the utility model relates to a high-purity nitrogen gas storage jar pressure measurement device for jar, including the outer jar of body 1, the inside cover of the outer jar of body 1 is established and is connected with the inner tank body 8, the bottom fixed mounting of the inside of the outer jar of body 1 has supporting seat 11, the top of supporting seat 11 and the bottom fixed connection of the inner tank body 8, support the inner tank body 8 through supporting seat 11, the surface winding of the inner tank body 8 is connected with annular cooling tube 9, the setting of annular cooling tube 9, control the temperature of the inner tank body 8, the inlet has been seted up on the top of the inner tank body 8, the inside fixed mounting of inlet has notes liquid pipe 3, it alternates with the top of the outer jar of body 1 to annotate liquid pipe 3 and is connected, the inside fixed mounting of notes liquid pipe 3 has solenoid valve 10, the avris fixed mounting on the top of the outer jar of body 1 has pressure detector 4, the sense terminal of pressure detector 4 and the inner wall fixed connection of the inner tank body 8, implement through the pressure detection of the inside of pressure detector 4, the bottom fixed mounting of the outer jar of the body 1 one side has control box 6, the inside top fixed mounting of control box has control box 6 has 12, the booster pump 12 of giving vent to the booster pump 12, the booster pump 12 of the internal booster pump that the internal end fixed mounting is connected with the booster pump 13, the booster pump that the

inlet duct

13, 16, the booster pump that the internal fixed mounting is connected.

As fig. 1, fig. 2 and fig. 3 show, the utility model relates to a high-purity nitrogen gas storage jar pressure measurement, the inside packing of gasification case 13 has the liquid nitrogen, the equal fixed mounting in both sides of gasification case 13 inner wall has collets 15, fixed mounting has heating wire 14 between two collets 15 that the position was adjusted well, a plurality of louvres 7 have been seted up to one side equidistance of control box 6, the equal fixed mounting in inside of a plurality of louvres 7 has the dust screen, dispel the heat to booster pump 12 through louvre 7, the bottom equidistance fixed mounting of the outer tank body 1 has three supporting leg 2, evenly distributed's anti-skidding line is seted up to the bottom of three supporting leg 2, guarantee the stability of nitrogen gas storage jar, pipe 5 overlaps with the junction cover of the outer tank body 1 and is equipped with O type sealing washer, one side fixed mounting of the outer tank body 1 has the controller, solenoid valve 10, booster pump 12 and heating wire 14 are all through controller and external power supply electric connection.

Specifically, when using this high-purity nitrogen gas storage jar pressure measurement device for jar, the pressure of the 8 nitrogen gases of the detection inner tank body that at first implements through pressure measurement appearance 4 of installation, when nitrogen gas pressure is less than the settlement threshold value, at first open heating wire 14, gasify the inside liquid nitrogen of gasification case 13 through heating wire 14, open booster pump 12 after that, through the inside of booster pump 12 with the inside of gasified liquid nitrogen suction to inner tank body 8, carry out the pressure boost processing to inner tank body 8, guarantee that the inside pressure of inner tank body 8 is in certain extent, the effectual security of having guaranteed that the nitrogen gas storage jar uses, 8 outer walls of the inner tank body are provided with annular cooling tube 9 simultaneously, through the setting of annular cooling tube 9, make the inside temperature of inner tank body 8 accord with nitrogen gas storage temperature, avoid temperature variation to influence the storage of nitrogen gas.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a high-purity nitrogen gas storage pressure measurement for jar, includes the outer jar of body (1), its characterized in that, the inside cover of the outer jar of body (1) is established and is connected with the inner tank body (8), the inside bottom fixed mounting of the outer jar of body (1) has supporting seat (11), the top of supporting seat (11) and the bottom fixed connection of the inner tank of body (8), the surface winding of the inner tank of body (8) is connected with annular cooling tube (9), the inlet has been seted up on the top of the inner tank of body (8), the inside fixed mounting of inlet has notes liquid pipe (3), it alternates with the top of the outer jar of body (1) to be connected to annotate liquid pipe (3), the inside fixed mounting of notes liquid pipe (3) has solenoid valve (10), the avris fixed mounting on the outer jar of body (1) top has pressure measurement appearance (4), the sense terminal of pressure measurement appearance (4) and the inner wall fixed connection of the inner tank of body (8), the bottom fixed mounting of the outer jar of body (1) one side has control box (6), the inside top fixed mounting of control box (6) has booster pump (12), the fixed mounting of pipe (5) and the pipe (13), the gasification control box (13) of giving vent to the internal gasification of the internal control box (13), one end of the air outlet pipe (16) is fixedly connected with the air inlet end of the booster pump (12).

2. The pressure detection apparatus for a high purity nitrogen gas storage tank as recited in claim 1, wherein the inside of the gasification tank (13) is filled with liquid nitrogen, insulation blocks (15) are fixedly installed on both sides of the inner wall of the gasification tank (13), and a heating wire (14) is fixedly installed between the two insulation blocks (15) which are aligned in position.

3. The pressure detection device for the storage tank of high-purity nitrogen gas as claimed in claim 1, wherein a plurality of heat dissipation holes (7) are formed in one side of the control box (6) at equal intervals, and a dust screen is fixedly mounted inside each of the plurality of heat dissipation holes (7).

4. The pressure detection device for the high-purity nitrogen storage tank as claimed in claim 1, wherein three support legs (2) are fixedly mounted at the bottom end of the outer tank body (1) at equal intervals, and the bottom ends of the three support legs (2) are provided with anti-skid threads which are uniformly distributed.

5. The pressure detection device for the storage tank of high purity nitrogen gas as claimed in claim 1, wherein the joint of the conduit (5) and the outer tank body (1) is sleeved with an O-ring.

6. The pressure detection device for the storage tank of high-purity nitrogen gas as claimed in claim 1, wherein a controller is fixedly installed at one side of the outer tank body (1), and the electromagnetic valve (10), the booster pump (12) and the heating wire (14) are electrically connected with an external power supply through the controller.