CN216604461U

CN216604461U - One-key start-stop type nitrogen making device

Info

Publication number: CN216604461U
Application number: CN202123020788.7U
Authority: CN
Inventors: 顾飞龙; 张达威; 岑吉军
Original assignee: Shanghai Yuanjin Electromechanical Equipment Manufacturing Co ltd
Current assignee: Shanghai Yuanjin Electromechanical Equipment Manufacturing Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-27
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a one-key start-stop type nitrogen making device which comprises a one-key start-stop button, a base and a nitrogen making machine, wherein a housing is installed at the top end of the base, sound absorbing cotton is installed on the inner surface of the housing, the nitrogen making machine is installed in the middle position of the top end of the base, a connecting pipe is installed on one side of the nitrogen making machine, a filter box is installed at the tail end of the connecting pipe, an air inlet pipe is installed at the position, close to the top end, of the outer side of the filter box, an air inlet cover is installed at the tail end of the air inlet pipe, an air storage tank is installed at one side, away from the filter box, of the top end of the base, a rotating shaft is installed inside the filter box, a filter screen is installed on the outer surface of the rotating shaft, and a water tank is installed at the position, below the filter box, of the top end of the base. The utility model can greatly shorten the downtime of the nitrogen making device caused by replacing the filter screen, ensure the continuous operation of the nitrogen making device, automatically clean the filter screen and reduce the labor intensity.

Description

One-key start-stop type nitrogen making device

Technical Field

The utility model relates to the technical field of nitrogen making machines, in particular to a one-key start-stop type nitrogen making device.

Background

The nitrogen generator is a device which takes air as a raw material and separates oxygen and nitrogen in the air by a physical method to obtain nitrogen. Nitrogen generators used in industry are classified into three types, i.e., a cryogenic air separation method, a molecular sieve air separation method (PSA), and a membrane air separation method, according to the classification method. The nitrogen making machine is nitrogen making equipment designed and manufactured according to pressure swing adsorption technology. The nitrogen making machine uses high-quality imported Carbon Molecular Sieve (CMS) as an adsorbent, and adopts the pressure swing adsorption Principle (PSA) to separate air at normal temperature to prepare high-purity nitrogen. Usually, two adsorption towers are connected in parallel, an inlet PLC controls an inlet pneumatic valve to automatically operate, and the inlet pneumatic valve alternately performs pressurization adsorption and decompression regeneration to complete nitrogen-oxygen separation and obtain nitrogen with high purity.

Through the magnanimity retrieval, discover that nitrogen making device among the prior art is typical like a novel energy-conserving pressure swing adsorption nitrogen making device that publication number is CN212246222U discloses, can make things convenient for carrying out the gas circulation between the jar body, connect more tightly, sealed effect is excellent, prevents to appear the phenomenon that drops and leak gas, can also conveniently detect the gas of gas outlet, observes whether nitrogen gas is qualified, in time overhauls when the device goes wrong, and it is more convenient to use.

The nitrogen making device needs to filter dust and impurities in the air before making nitrogen, and needs to regularly wash the filter screen along with the extension of live time to guarantee the filtering effect of filter screen, need carry out longer time's shut down to the nitrogen making device among the current cleaning process, takes out the filter screen and washs, and the time that leads to the shut down is longer, for this reason, we propose a key and open and stop type nitrogen making device.

Disclosure of Invention

The utility model aims to provide a one-key start-stop nitrogen making device, which has the advantages of greatly shortening the downtime of the nitrogen making device caused by replacing a filter screen, ensuring the continuous operation of the nitrogen making device, automatically cleaning the filter screen and reducing the labor intensity, and solves the problems that the nitrogen making device needs to filter dust and impurities in the air before making nitrogen, the filter screen needs to be cleaned regularly along with the prolonging of the service time to ensure the filtering effect of the filter screen, and the existing cleaning process needs to stop the nitrogen making device for a long time, take out the filter screen and clean the filter screen, so that the production stoppage time is long.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a key opens and stops type nitrogen generator, opens and stops button, base and nitrogen generator including the key, the housing is installed on the base top, housing internal surface mounting has the sound of inhaling cotton, base top intermediate position department installs nitrogen generator, nitrogen generator installs the connecting pipe in one side, and the connecting pipe end installs the rose box, the rose box outside is close to top position department and installs the air-supply line, the air-supply line end is installed the air inlet cover, the base top deviates from one side of rose box and installs the gas holder, rose box internally mounted has the pivot, pivot surface mounting has the filter screen, the base top is located rose box below position department and installs the water tank.

Preferably, the front surface of the housing is symmetrically provided with door panels, the first door panel is provided with a door lock handle on the front surface, the second door panel is provided with a control panel on the front surface, and the control panel is provided with a key start-stop button on the front surface.

Preferably, the nitrogen generator is close to one side of gas holder and installs the output valve, the output valve deviates from one side of nitrogen generator and installs the output tube, and output tube end-to-end connection is in the gas holder surface.

Preferably, a rotating gear is installed at the tail end of the rotating shaft, a rotating motor is installed at the position, close to the outer side of the filter box, of the top end of the base, a transmission gear is installed at the output end of the rotating motor, and the transmission gear is meshed with the rotating gear.

Preferably, the filter screen is equipped with four altogether, and four the filter screen forms the annular array equidistance and installs in the pivot surface, four the sealing washer is installed to the equal symmetry in filter screen both sides.

Preferably, the base top is close to water tank outside position department and installs the water pump, the water pump input is connected in the water tank outside and is close to bottom position department, three-way valve B is installed to the water pump output, the scavenge pipe is installed on three-way valve B top, and scavenge pipe end-to-end connection is close to bottom position department in the rose box outside.

Preferably, the intake pipe is installed to one side that three-way valve B is close to the water tank, and the intake pipe end installs the heating cabinet, the nitrogen gas valve is installed to one side that the heating cabinet deviates from the intake pipe, the nitrogen gas pipe is installed on nitrogen gas valve top, and nitrogen gas pipe end-to-end connection is in the gas holder surface.

Preferably, the filter plate is installed to inside one side of being close to nitrogen making machine of water tank, the sponge board is installed to inside intermediate position department of water tank, the water tank inboard is close to bottom position department and installs the blowoff valve, the rose box inboard is close to bottom position department and installs three-way valve A, the blast pipe is installed on three-way valve A top, three-way valve A deviates from one side of rose box and installs the drain pipe, and drain pipe end-to-end connection is in the one side that the water tank top is close to nitrogen making machine.

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

1. the nitrogen making device has the advantages that by arranging the filter box, the rotating shaft and the heating box, the down time of the nitrogen making device caused by replacing the filter screen is greatly shortened, the continuous operation of the nitrogen making device is ensured, the filter screen is automatically cleaned, the labor intensity is reduced, when the filter screen needs to be cleaned, the nitrogen making machine is controlled to stop by the one-key start-stop button, the motor is rotated to work, the rotating shaft drives the four filter screens to rotate, the clean filter screen is rotated between the air inlet pipe and the connecting pipe, the water pump works and washes the filter screen at the bottom of the filter box through the cleaning pipe, after the washing is finished, the three-way valve A and the three-way valve B are adjusted, the nitrogen in the air storage tank enters the filter box after being heated by the heating box, and the cleaned filter screen is dried.

2. The filter plate and the sponge plate are arranged, so that the effects of recycling cleaning water and saving water resources are achieved, and sewage generated in the process of washing the filter screen enters the water tank through the drain pipe and is reused after being filtered by the filter plate and the sponge plate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of a partial front view of the filter box of the present invention;

FIG. 4 is an enlarged view of A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of B in FIG. 2 according to the present invention.

In the figure: 1. a housing; 2. a control panel; 3. a one-key start-stop button; 4. a base; 5. a door panel; 6. a door lock handle; 7. an air inlet cover; 8. an air inlet pipe; 9. a filter box; 10. a connecting pipe; 11. a nitrogen making machine; 12. sound-absorbing cotton; 13. an output valve; 14. an output pipe; 15. a gas storage tank; 16. a seal ring; 17. filtering with a screen; 18. a rotating shaft; 19. an exhaust pipe; 20. a three-way valve A; 21. a drain pipe; 22. filtering the plate; 23. an air inlet pipe; 24. a sponge plate; 25. a blowoff valve; 26. a water pump; 27. a three-way valve B; 28. a water tank; 29. cleaning the tube; 30. a heating box; 31. a nitrogen gas pipe; 32. a nitrogen gas valve; 33. rotating the motor; 34. a rotating gear; 35. a transmission gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution of a one-key start-stop nitrogen generator: a one-key start-stop type nitrogen making device comprises a one-key start-stop button 3, a base 4 and a nitrogen making machine 11, wherein a housing 1 is installed at the top end of the base 4, door plates 5 are symmetrically installed on the front surface of the housing 1, a door lock handle 6 is installed on the front surface of a first door plate 5, a control panel 2 is installed on the front surface of a second door plate 5, a one-key start-stop button 3 is installed on the front surface of the control panel 2, the start and stop of the nitrogen making machine 11 are controlled through the one-key start-stop button 3, sound absorption cotton 12 is installed on the inner surface of the housing 1, the nitrogen making machine 11 is installed at the middle position of the top end of the base 4, an output valve 13 is installed on one side of the nitrogen making machine 11 close to a gas storage tank 15, an output pipe 14 is installed on one side of the output valve 13 far away from the nitrogen making machine 11, the tail end of the output pipe 14 is connected to the outer surface of the gas storage tank 15, a connecting pipe 10 is installed on one side of the nitrogen making machine, a filter box 9 is installed on the position close to the top end, a filter pipe 8, 8 end-mounted air inlet covers 7 of air-supply line, the gas holder 15 is installed to the one side that deviates from rose box 9 on the 4 tops of base, rose box 9 internally mounted has pivot 18, rotary gear 34 is installed to pivot 18 end, 4 tops of base are close to rose box 9 outside position department and install rotation motor 33, rotation motor 33 output is installed drive gear 35, and drive gear 35 and rotary gear 34 mesh mutually, it drives the pivot 18 rotation to rotate motor 33 work, thereby rotate clean filter screen 17 between air-supply line 8 and the connecting pipe 10.

The outer surface of the rotating shaft 18 is provided with four filter screens 17, the four filter screens 17 are arranged on the outer surface of the rotating shaft 18 in an annular array at equal intervals, sealing rings 16 are symmetrically arranged on two sides of the four filter screens 17, a water pump 26 is arranged at a position, close to the outer side of the water tank 28, on the top end of the base 4, when the filter screens 17 need to be cleaned, the nitrogen making machine 11 is controlled to stop through a one-key start-stop button 3, the rotating motor 33 works to enable the rotating shaft 18 to drive the four filter screens 17 to rotate and enable the clean filter screens 17 to rotate between the air inlet pipe 8 and the connecting pipe 10, meanwhile, the water pump 26 works to flush the filter screens 17 at the bottom of the filter tank 9 through the cleaning pipe 29, the input end of the water pump 26 is connected to the position, close to the bottom, on the outer side of the water tank 28, the output end of the water pump 26 is provided with a three-way valve B27, the cleaning pipe 29 is arranged at the top end of the three-way valve B27, and the end of the cleaning pipe 29 is connected to a position, close to the outer side of the filter tank 9, an air inlet pipe 23 is arranged on one side of a three-way valve B27 close to a water tank 28, a heating tank 30 is arranged at the tail end of the air inlet pipe 23, a nitrogen valve 32 is arranged on one side of the heating tank 30 far away from the air inlet pipe 23, a nitrogen pipe 31 is arranged at the top end of the nitrogen valve 32, the tail end of the nitrogen pipe 31 is connected with the outer surface of an air storage tank 15, the water tank 28 is arranged at the position, below a filter tank 9, of the top end of a base 4, a filter plate 22 is arranged on one side of the inside of the water tank 28 close to a nitrogen making machine 11, a sponge plate 24 is arranged at the middle position of the inside of the water tank 28, flushed sewage enters the water tank 28 through a drain pipe 21 and is filtered by the filter plate 22 and the sponge plate 24 for reuse, a blow-down valve 25 is arranged on the inside of the water tank 28 close to the bottom end, a three-way valve A20 is arranged on the inside of the filter tank 9 close to the bottom end, an exhaust pipe 19 is arranged at the top end of the three-way valve A20, a drain pipe 21 is arranged on one side of the three-way valve A20 far away from the filter tank 9, and the end of the water discharge pipe 21 is connected to the top end of the water tank 28 at the side close to the nitrogen generator 11.

The working principle is as follows: the utility model is arranged at a place needing to be used, external air enters a filter box 9 through an air inlet cover 7 and enters a nitrogen making machine 11 after dust and impurities are filtered, the nitrogen making machine 11 separates nitrogen in the air and conveys the nitrogen to an air storage tank 15 for storage, when the filter screens 17 need to be cleaned, the nitrogen making machine 11 is controlled to stop through a one-key start-stop button 3, a rotating motor 33 works to enable a rotating shaft 18 to drive four filter screens 17 to rotate and drive the clean filter screens 17 to rotate between an air inlet pipe 8 and a connecting pipe 10, a water pump 26 works at the same time and washes the filter screens 17 at the bottom of the filter box 9 through a washing pipe 29, the washed sewage enters a water tank 28 through a drain pipe 21 and is reused after being filtered by a filter plate 22 and a sponge plate 24, after the washing is finished, a three-way valve A20 and a three-way valve B27 are adjusted and a nitrogen valve 32 is opened, the nitrogen in the air storage tank 15 enters the filter box 9 after being heated by a heating box 30 to dry the washed filter screens 17, so far, the work flow of the utility model is finished.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a key opens and stops type nitrogen generator, includes that a key opens and stops button (3), base (4) and nitrogen generator (11), its characterized in that: housing (1) is installed on base (4) top, housing (1) internal surface mounting has the sound of inhaling cotton (12), base (4) top intermediate position department installs nitrogen making machine (11), connecting pipe (10) are installed to nitrogen making machine (11) one side, and connecting pipe (10) end installs rose box (9), rose box (9) outside is close to top position department and installs air-supply line (8), air-supply line (7) are installed to air-supply line (8) end, base (4) top deviates from one side of rose box (9) and installs gas holder (15), rose box (9) internally mounted has pivot (18), pivot (18) surface mounting has filter screen (17), base (4) top is located rose box (9) lower position department and installs water tank (28).

2. The one-key start-stop nitrogen generator according to claim 1, wherein: door plant (5) are installed to housing (1) front surface symmetry, wherein first surface mounting has lock handle (6) before door plant (5), the second surface mounting has control panel (2) before door plant (5), surface mounting has a key to open before control panel (2) opens and stops button (3).

3. The one-key start-stop nitrogen generator according to claim 1, wherein: output valve (13) are installed to one side that nitrogen generator (11) are close to gas holder (15), output tube (14) are installed to one side that output valve (13) deviate from nitrogen generator (11), and output tube (14) end-to-end connection is in gas holder (15) surface.

4. The one-key start-stop nitrogen generator according to claim 1, wherein: rotating gear (34) are installed to pivot (18) end, base (4) top is close to rose box (9) outside position department and installs rotation motor (33), rotation motor (33) output is installed drive gear (35), and drive gear (35) and rotating gear (34) mesh mutually.

5. The one-key start-stop nitrogen generator according to claim 1, wherein: filter screen (17) are equipped with four altogether, and four filter screen (17) are circularized array equidistance and are installed in pivot (18) surface, four sealing washer (16) are installed to filter screen (17) both sides equal symmetry.

6. The one-key start-stop nitrogen generator according to claim 1, wherein: base (4) top is close to water tank (28) outside position department and installs water pump (26), water pump (26) input is connected in water tank (28) outside and is close to bottom position department, three-way valve B (27) are installed to water pump (26) output, scavenge pipe (29) are installed on three-way valve B (27) top, and scavenge pipe (29) end-to-end connection is close to bottom position department in rose box (9) outside.

7. The one-key start-stop nitrogen making device according to claim 6, characterized in that: intake pipe (23) are installed to one side that three-way valve B (27) are close to water tank (28), and intake pipe (23) end installs heating cabinet (30), nitrogen gas valve (32) are installed to one side that deviates from intake pipe (23) in heating cabinet (30), nitrogen gas pipe (31) are installed on nitrogen gas valve (32) top, and nitrogen gas pipe (31) end-to-end connection is in gas holder (15) surface.

8. The one-key start-stop nitrogen generator according to claim 1, wherein: the inside one side that is close to nitrogen generator (11) of water tank (28) installs filter plate (22), water tank (28) inside intermediate position department installs sponge board (24), water tank (28) inboard is close to bottom position department and installs blowoff valve (25), rose box (9) inboard is close to bottom position department and installs three-way valve A (20), blast pipe (19) are installed on three-way valve A (20) top, drain pipe (21) are installed to one side that three-way valve A (20) deviate from rose box (9), and drain pipe (21) end-to-end connection is in one side that nitrogen generator (11) is close to on water tank (28) top.