CN210030055U

CN210030055U - Screening type nitrogen making device

Info

Publication number: CN210030055U
Application number: CN201920612984.7U
Authority: CN
Inventors: 肖亦希
Original assignee: Shenzhen Zhongyida Mechanical And Electrical Engineering Co Ltd
Current assignee: Shenzhen Zhongyida Mechanical And Electrical Engineering Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-02-07
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a screening formula nitrogen plant, including adsorption tower and air compressor machine, the air compressor machine is located adsorption tower one side, and air compressor machine and adsorption tower intercommunication each other, the fixed intercommunication in air compressor machine one side has the rose box, air inlet is installed to rose box one side, the inside joint of rose box has cotton intermediate layer and the fiber filter screen of absorbing water, the cotton intermediate layer that absorbs water is located fiber filter screen one side. The utility model discloses a set up the desiccator, cotton intermediate layer and the fiber filter screen absorb water, effectual air to getting into the air compressor machine filters, the moisture that contains in the fine absorption air, dust and small particle in the filtered air, be convenient for prepare nitrogen gas, through setting up the screen cloth drawer, sealed pad and gim peg, be convenient for change the molecular sieve medium, people's of being convenient for use, through setting up nitrogen gas detection sensor, small-size extraction fan and nitrogen gas detection alarm, the effectual purity that detects nitrogen gas, the effectual nitrogen gas that prevents leaks.

Description

Screening type nitrogen making device

Technical Field

The utility model relates to a nitrogen plant, in particular to screening formula nitrogen plant.

Background

The method is a new nitrogen making technology rapidly developed in the seventies, currently, carbon molecular sieves and zeolite molecular sieves are mostly used in the fields of nitrogen making and oxygen making, the separation effect of the molecular sieves on oxygen and nitrogen is mainly based on the fact that the diffusion rates of the two gases on the surfaces of the molecular sieves are different, and the carbon molecular sieves are carbon-based adsorption with certain characteristics of activated carbon and the molecular sieves.

However, the filtering of air by a general nitrogen making device is not very important, so that the nitrogen gas is easy to contain dust and other particles, the replacement of a molecular sieve is very inconvenient, and the detection of the nitrogen gas is not very good.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a screening formula nitrogen plant, through setting up the desiccator, cotton intermediate layer and the fiber filter screen absorb water, effectual air to getting into the air compressor machine filters, the moisture that contains in the fine absorption air, dust and small granule in the filtered air, be convenient for prepare nitrogen gas, through setting up the screen cloth drawer, sealed pad and bolt, be convenient for change the molecular sieve medium, the people's of being convenient for use, through setting up nitrogen gas detection sensor, small-size extraction fan and nitrogen gas detection alarm, the effectual purity that detects nitrogen gas, effectually prevent nitrogen gas leakage, can effectively solve the problem in the background art.

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

the utility model provides a screening formula nitrogen plant, includes adsorption tower and air compressor machine, the air compressor machine is located adsorption tower one side, and the air compressor machine communicates with the adsorption tower each other, the fixed intercommunication in air compressor machine one side has the rose box, air inlet is installed to rose box one side, the inside joint of rose box has cotton intermediate layer and the fiber filter screen of absorbing water, the cotton intermediate layer that absorbs water is located fiber filter screen one side to and absorb water and all install the desiccator in the cotton intermediate layer both ends, the inside swing joint molecular sieve device one of adsorption tower, molecular sieve device two and molecular sieve device three, molecular sieve device two is located under molecular sieve device one, molecular sieve device three is located under molecular sieve device two.

Further, molecular sieve device three comprises screen cloth drawer, sealed pad, molecular sieve and gim peg, the molecular sieve is located inside the screen cloth drawer, screen cloth drawer outside surface mounting has sealed pad, screen cloth drawer both ends all are equipped with the gim peg, the gim peg is connected with the adsorption tower, molecular sieve device one and molecular sieve device two structures all are the same with molecular sieve device three structures.

Further, the fixed intercommunication in adsorption tower upper portion one side has nitrogen gas to reserve the case, the solenoid valve is installed to nitrogen gas reservation case one end, solenoid valve upper portion is equipped with nitrogen gas and detects the sensor, and nitrogen gas detects sensor and solenoid valve electric connection, solenoid valve one side fixed connection export.

Further, nitrogen gas reserves bottom of the case portion one end and inlays and have small-size extraction fan, small-size extraction fan bottom joint has the connecting tube, small-size extraction fan passes through connecting tube and adsorption tower bottom one side intercommunication.

Furthermore, the outer surface of the adsorption tower is provided with a vacuum interlayer, and one side of the upper part of the vacuum interlayer is embedded with a nitrogen detection alarm.

Further, air compressor machine upper portion one end is equipped with the control switch ware, air compressor machine, desiccator, nitrogen gas detection sensor, small-size exhaust fan and nitrogen gas detection alarm all with control switch ware electric connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up the desiccator, cotton intermediate layer and the fiber filter screen absorb water, effectual air to getting into the air compressor machine filters, the moisture that contains in the fine absorption air, dust and small granule in the filtered air, be convenient for prepare nitrogen gas, the air passes through in the air inlet gets into the filter box, the work of control switch ware control desiccator, absorb the moisture in the air, moisture in the cotton intermediate layer filtered air that absorbs water, through dust and small granule that contain in the fiber filter screen filtered air, improve the purity of nitrogen gas.

2. Through setting up the screen cloth drawer, sealed pad and gim peg, be convenient for change the molecular sieve medium, the use of the people of being convenient for, the air compressor machine carries to the adsorption tower after with air compression in, through molecular sieve device one, the adsorption work of air is carried out to molecular sieve device two and molecular sieve device three layering, the going on of the system nitrogen work of being convenient for, when needing to be changed the molecular sieve, the adsorption tower is taken out with the screen cloth drawer to the manual work, change the molecular sieve, avoid changing through the top of the tower, waste time and energy, it is sealed through sealed the pad after the change, the gim peg is fixed, time saving and labor.

3. Through setting up nitrogen gas detection sensor, small-size extraction fan and nitrogen gas detection alarm, the effectual purity that detects nitrogen gas, the effectual nitrogen gas that prevents leaks, the nitrogen gas of adsorption tower preparation gets into nitrogen gas reservation case, when nitrogen gas detection sensor detects the nitrogen gas value lower, start small-size extraction fan through the control switch ware, reserve the air in the case with nitrogen gas and carry out the nitrogen system once more through connecting tube transport to the adsorption tower in, when nitrogen gas detection sensor detects the nitrogen gas value qualified, the automatic solenoid valve that opens accomplishes the transport of nitrogen gas, nitrogen gas detection alarm detects the gas in the vacuum interlayer, when nitrogen gas leakage appears in the adsorption tower, nitrogen gas gets into in the vacuum interlayer, be convenient for remind detection nitrogen gas, play the effect that blocks simultaneously, prevent that nitrogen gas from leaking.

Drawings

Fig. 1 is the overall structure schematic diagram of the screening type nitrogen making device of the present invention.

Fig. 2 is a schematic view of the vacuum sandwich structure of the sieving nitrogen generator of the present invention.

In the figure: 1. an adsorption tower; 2. an air compressor; 3. an air inlet; 4. a moisture absorber; 5. a filter box; 6. a water absorbent cotton interlayer; 7. a fiber filter screen; 8. a molecular sieve device I; 9. a molecular sieve device II; 10. a molecular sieve device III; 11. a screen drawer; 12. a gasket; 13. a molecular sieve; 14. fastening a bolt; 15. a nitrogen gas reserving box; 16. a nitrogen detection sensor; 17. an electromagnetic valve; 18. a small-sized suction fan; 19. connecting a pipeline; 20. a nitrogen detection alarm; 21. vacuum interlayer; 22. controlling a switch; 23. and (7) an outlet.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Example one

As shown in fig. 1, a screening type nitrogen making device, including adsorption tower 1 and air compressor machine 2, air compressor machine 2 is located adsorption tower 1 one side, and air compressor machine 2 and adsorption tower 1 communicate each other, 2 fixed intercommunications in one side of air compressor machine have rose box 5, air inlet 3 is installed to rose box 5 one side, the inside joint of rose box 5 has cotton intermediate layer 6 and the fiber filter screen 7 that absorbs water, cotton intermediate layer 6 that absorbs water is located fiber filter screen 7 one side, and all install desiccator 4 at both ends on the cotton intermediate layer 6 that absorbs water, 1 inside swing joint molecular sieve device one 8 of adsorption tower, molecular sieve device two 9 and molecular sieve device three 10, molecular sieve device two 9 is located under molecular sieve device one 8, molecular sieve device three 10 is located under molecular sieve device two 9.

Through setting up desiccator 4, cotton intermediate layer 6 and fiber filter 7 absorb water in this embodiment, effectual air to getting into air compressor machine 2 filters, and the dust and the tiny particle in the filter air are convenient for prepare nitrogen gas to the moisture that contains in the fine absorption air.

Example two

As shown in fig. 1-2, a third molecular sieve device 10 is composed of a sieve drawer 11, a sealing gasket 12, a molecular sieve 13 and a clamping bolt 14, the molecular sieve 13 is located inside the sieve drawer 11, the sealing gasket 12 is installed on the outer surface of the sieve drawer 11, the clamping bolts 14 are respectively arranged at two ends of the sieve drawer 11, the clamping bolts 14 are connected with an adsorption tower 1, the first molecular sieve device 8 and the second molecular sieve device 9 are respectively identical in structure with the third molecular sieve device 10, a nitrogen reserving box 15 is fixedly communicated with one side of the upper portion of the adsorption tower 1, an electromagnetic valve 17 is installed at one end of the nitrogen reserving box 15, a nitrogen detecting sensor 16 is arranged at the upper portion of the electromagnetic valve 17, the nitrogen detecting sensor 16 is electrically connected with the electromagnetic valve 17, an outlet 23 is fixedly connected with one side of the electromagnetic valve 17, a small-sized exhaust fan 18 is embedded at one end of the bottom of the nitrogen reserving box 15, a connecting pipeline 19, the outside surface mounting of adsorption tower 1 has vacuum intermediate layer 21, and inlay on one side of vacuum intermediate layer 21 upper portion has nitrogen gas to detect alarm 20, and 2 upper portion one end of air compressor machine are equipped with control switch ware 22, and air compressor machine 2, desiccator 4, nitrogen gas detection sensor 16, small-size exhaust fan 18 and nitrogen gas detection alarm 20 all with control switch ware 22 electric connection.

Through setting up screen cloth drawer 11, sealed 12 and the bayonet catch 14 of filling up in this embodiment, be convenient for change molecular sieve 13 medium, people's use of being convenient for, through setting up nitrogen gas detection sensor 16, small-size extraction fan 18 and nitrogen gas detection alarm 20, the effectual purity that detects nitrogen gas prevents nitrogen gas leakage.

It should be noted that the utility model relates to a screening nitrogen making device, in operation, connect the power with the equipment, the air enters the rose box 5 through the air inlet 3, the control switch 22 controls the moisture absorber 4 to work, absorb the moisture in the air, the moisture in the air is filtered by the absorbent cotton interlayer 6, the dust and the tiny particle contained in the air is filtered through the fiber filter 7, the air compressor 2 compresses the air and then conveys to the adsorption tower 1, the adsorption work of the air is carried out through the molecular sieve device I8, the molecular sieve device II 9 and the molecular sieve device III 10 layers, the nitrogen making work is convenient to carry out, when the molecular sieve 13 needs to be changed, the screen drawer 11 is manually taken out of the adsorption tower 1, the molecular sieve 13 is changed, the change through the top of the tower is avoided, the seal is carried out through the sealing gasket 12 after the change, the fastening of the fastening bolt 14 is time-saving and labor-saving, the nitrogen prepared by the adsorption tower 1 enters the reserved, when nitrogen gas detection sensor 16 detects the nitrogen gas value lower, start small-size extraction fan 18 through control switch ware 22, reserve the air in case 15 with nitrogen gas and carry out the nitrogen making of adsorbing once more in adsorbing tower 1 through connecting tube 19, when nitrogen gas detection sensor 16 detects the nitrogen gas value qualified, open solenoid valve 17 automatically and open nitrogen outlet 23, accomplish the transport of nitrogen gas, nitrogen gas detection alarm 20 detects the gas in the vacuum interlayer 21, when nitrogen gas leakage appears in adsorption tower 1, nitrogen gas gets into in the vacuum interlayer 21, be convenient for remind people adsorption tower 1 to leak, play the effect that blocks simultaneously, prevent that nitrogen gas from leaking, the nitrogen making of being convenient for uses. The model of the nitrogen detection sensor 16 is SKYEAGLEE, and the model of the nitrogen detection alarm 20 is SPT-MOT 200-N2.

The utility model discloses an adsorption tower 1, air compressor machine 2, air inlet 3, desiccator 4, rose box 5, cotton intermediate layer 6 absorbs water, fiber filtration net 7, molecular sieve device 8, molecular sieve device two 9, molecular sieve device three 10, screen drawer 11, sealed pad 12, molecular sieve 13, bayonet 14, nitrogen gas reserve tank 15, nitrogen gas detection sensor 16, solenoid valve 17, small-size extraction fan 18, connecting tube 19, nitrogen gas detection alarm 20, vacuum intermediate layer 21,

control switch ware

22, 23 parts of export are the parts that general standard spare or technical personnel in the field know, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical personnel.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screening formula nitrogen plant, includes adsorption tower (1) and air compressor machine (2), air compressor machine (2) are located adsorption tower (1) one side, and air compressor machine (2) and adsorption tower (1) intercommunication each other, its characterized in that: air compressor machine (2) one side is fixed the intercommunication has rose box (5), air inlet (3) are installed to rose box (5) one side, rose box (5) inside joint has cotton intermediate layer (6) and the fiber filter screen (7) of absorbing water, cotton intermediate layer (6) of absorbing water is located fiber filter screen (7) one side to and absorb water cotton intermediate layer (6) go up both ends and all install desiccator (4), adsorption tower (1) inside swing joint molecular sieve device (8), molecular sieve device two (9) and molecular sieve device three (10), molecular sieve device two (9) are located under molecular sieve device (8), molecular sieve device three (10) are located under molecular sieve device two (9).

2. A screen-type nitrogen plant according to claim 1, wherein: three (10) of molecular sieve device comprise screen cloth drawer (11), sealed pad (12), molecular sieve (13) and bolt (14), molecular sieve (13) are located inside screen cloth drawer (11), screen cloth drawer (11) outside surface mounting has sealed pad (12), screen cloth drawer (11) both ends all are equipped with bolt (14), bolt (14) are connected with adsorption tower (1), molecular sieve device (8) and molecular sieve device two (9) structure all are the same with three (10) of molecular sieve device structure.

3. A screen-type nitrogen plant according to claim 1, wherein: adsorption tower (1) upper portion one side is fixed the intercommunication has nitrogen gas to reserve case (15), solenoid valve (17) are installed to nitrogen gas reservation case (15) one end, solenoid valve (17) upper portion is equipped with nitrogen gas detection sensor (16), and nitrogen gas detection sensor (16) and solenoid valve (17) electric connection, solenoid valve (17) one side fixed connection export (23).

4. A screen-type nitrogen plant according to claim 3, wherein: nitrogen gas is reserved case (15) bottom one end and is inlayed and have small-size extraction fan (18), small-size extraction fan (18) bottom joint has connecting tube (19), small-size extraction fan (18) are through connecting tube (19) and adsorption tower (1) bottom one side intercommunication.

5. A screen-type nitrogen plant according to claim 1, wherein: the adsorption tower (1) is provided with a vacuum interlayer (21) on the outer surface, and a nitrogen detection alarm (20) is embedded on one side of the upper part of the vacuum interlayer (21).

6. A screen-type nitrogen plant according to claim 1, wherein: air compressor machine (2) upper portion one end is equipped with control switch ware (22), air compressor machine (2), desiccator (4), nitrogen gas detection sensor (16), small-size exhaust fan (18) and nitrogen gas detection alarm (20) all with control switch ware (22) electric connection.