CN216141261U - Miniaturized membrane nitrogen generator - Google Patents
Miniaturized membrane nitrogen generator Download PDFInfo
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- CN216141261U CN216141261U CN202121882179.XU CN202121882179U CN216141261U CN 216141261 U CN216141261 U CN 216141261U CN 202121882179 U CN202121882179 U CN 202121882179U CN 216141261 U CN216141261 U CN 216141261U
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Abstract
The utility model relates to a miniaturized film nitrogen generator, comprising: an internal structure configured to produce nitrogen gas; a frame configured to house the internal structure; and a housing disposed outside the frame and configured to protect the internal structure; wherein the inner structure is fixedly arranged on the frame. The nitrogen making machine has the characteristics of small volume, light weight, convenience in moving, convenience in gas supply, high strength, energy conservation, low noise, environmental protection and the like, has excellent anti-vibration and anti-inclination effects, and can be widely applied to various occasions.
Description
Technical Field
The utility model relates to the field of nitrogen production, in particular to a miniaturized film nitrogen production machine.
Background
Nitrogen is an inert gas and has many applications in daily life and production. For example: the method is applied to the fields of cultural relic preservation, fruit and vegetable fresh keeping, low-oxygen disinsection and the like. In some applications with large vibration (for example, ships, vehicles, etc.), it is usually necessary to obtain nitrogen gas from a high-pressure nitrogen gas cylinder group after decompression. However, the mode has the defects of large volume, heavy mass, difficult movement and the need of transporting the nitrogen cylinder group to a gas making point for inflation at regular intervals; and a high-pressure nitrogen cylinder group is adopted for storage, so that certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems in the prior art, the utility model provides a miniaturized film nitrogen generator, which comprises: an internal structure configured to produce nitrogen gas; a frame configured to house the internal structure; and a housing disposed outside the frame and configured to protect the internal structure; wherein the inner structure is fixedly arranged on the frame.
The miniaturized film nitrogen generator as described above, wherein the internal structure includes: the air compressor, the filter, the membrane group box and the output device are connected in sequence; wherein the air compressor includes heat abstractor.
The miniaturized film nitrogen generator as described above, wherein the internal structure includes: a detection unit and a heating device, wherein the detection unit is disposed between the membrane group box and the output device and configured to detect the prepared nitrogen gas; a heating device is disposed between the filter and the membrane module box and configured to heat gas entering the membrane module box.
The miniaturized film nitrogen generator as set forth above, wherein the frame comprises: underframe, a plurality of stand, top frame and side frame, wherein the top frame with the side frame is the angle and connects, and through a plurality of stands with the underframe links to each other.
The miniaturized film nitrogen generator as described above, wherein the top frame is disposed in parallel with the bottom frame.
The miniaturized film nitrogen generator as set forth above, wherein the bottom frame comprises: a plurality of transverse support bars and a longitudinal support bar configured to fixedly mount a portion of the internal structure.
The miniaturized film nitrogen generator as described above, the top frame comprising: a top support bar configured to increase the top frame strength.
The miniaturized film nitrogen generator as described above, the frame comprising: a divider plate connected between the plurality of uprights and configured to divide the frame interior space to fixedly mount a portion of the interior structure.
The miniaturized film nitrogen generator as described above, the frame comprising: a fixing post disposed between the top support bar and the partition plate and configured to divide an inner space of the frame to fixedly mount a portion of the inner structure.
The miniaturized membrane nitrogen generator as described above, wherein the frame comprises a support plate disposed on the partition plate and connected to the side frame, configured to fixedly mount a portion of the internal structure.
The nitrogen making machine has the characteristics of small volume, light weight, convenience in moving, convenience in gas supply, high strength, energy conservation, low noise, environmental protection and the like, has excellent anti-vibration and anti-inclination effects, and can be widely applied to various occasions.
Drawings
Preferred embodiments of the present invention will now be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a membrane nitrogen generator according to one embodiment of the present application;
FIG. 2 is a schematic view of a membrane nitrogen generator according to one embodiment of the present application; and
FIG. 3 is a schematic view of a membrane nitrogen generator frame according to one embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
In the following detailed description, reference is made to the accompanying drawings that form a part hereof and in which is shown by way of illustration specific embodiments of the application. In the drawings, like numerals describe substantially similar components throughout the different views. Various specific embodiments of the present application are described in sufficient detail below to enable those skilled in the art to practice the teachings of the present application. It is to be understood that other embodiments may be utilized and structural, logical or electrical changes may be made to the embodiments of the present application.
The application provides a miniaturized membrane nitrogen generator, has characteristics such as small, light in weight, removal are convenient, the air feed is convenient, intensity is high, energy-conservation, low noise, environmental protection, can be extensive be applied to various scenes to it is convenient, safe to prepare nitrogen gas.
The technical solution of the present application is further explained by the following specific embodiments. It should be understood by those skilled in the art that the following descriptions are only provided for facilitating the understanding of the technical solutions of the present application, and should not be used to limit the scope of the present application.
FIG. 1 is a schematic view of a membrane nitrogen generator according to one embodiment of the present application.
As shown, the membrane nitrogen generator (may be simply referred to as "nitrogen generator") 100 includes an internal structure including a nitrogen generating tank 110 and an air compressor 120 connected thereto, wherein the air compressor 120 may be used to compress air and provide an air source for the nitrogen generating tank. The nitrogen making tank 110 receives the air source provided by the air compressor 120 and makes nitrogen with corresponding purity. In some embodiments, the air compressor 120 may include a heat dissipation device 121, which may be used to dissipate heat for the air compressor, so as to prevent the air compressor from being damaged due to too high operating temperature. In some embodiments, the heat dissipation device 121 may be a heat dissipation fan.
In some embodiments, the nitrogen production tank 110 comprises a membrane group tank 111 and an output device 112, wherein the membrane group tank 111 can be used for accommodating one or more membrane groups connected in series or in parallel, so as to produce nitrogen; the output device 112 can be used for outputting the nitrogen prepared by the membrane group box. In some embodiments, the output device 112 may be a valve that is connected to the membrane stack tank via a connecting line so that the output of gas can be controlled. In some embodiments, the nitrogen generation tank 110 may further include a detection unit 113, which is disposed between the membrane stack tank 111 and the output device 112, and may be configured to detect whether the nitrogen generated by the membrane stack tank meets requirements. In some embodiments, the sampling port of the detecting unit 113 may be disposed between the membrane module box 111 and the output device 112, so as to facilitate the sampling of the detecting unit, and the position of the detecting unit does not need to be fixed, and the position between the components can be reasonably arranged. In some embodiments, the output device 112 may include a discharge line that discharges the produced nitrogen gas when the detection unit 113 detects that the nitrogen gas does not satisfy the requirement. In some embodiments, the nitrogen generation tank 110 may further include a heating device 114 disposed at an inlet of the membrane module tank, which may be used to heat the gas entering the membrane module tank, so that the separation efficiency of the membrane module may be mentioned. In some embodiments, the membrane module box 111 may be disposed near the heat dissipation device 121, so that the dissipated energy of the heat dissipation device may increase the temperature of the membrane module, and the energy may be recycled, thereby reducing energy consumption and saving production cost.
In some embodiments, the internal structure may further include a filter 130, which is disposed between the nitrogen making tank 110 and the air compressor 120, and may be configured to filter the air source provided by the air compressor 120, so as to ensure cleanliness of the air source, and protect the nitrogen making tank to prevent substances in the air source from damaging the nitrogen making tank. In some embodiments, the internal structure may further include a display control unit 140, which may be configured to control the membrane nitrogen generator to generate nitrogen gas, and display the operating state and parameter index of the nitrogen generator, and in some embodiments, the display control unit 140 may control the air compressor, the heat dissipation device, and the nitrogen generation tank to operate. In some embodiments, the display control unit 140 may include a processor, a touch display screen, and the like.
In some embodiments, the membrane nitrogen generator 100 may further include a frame that may be configured to receive the internal structure of the membrane nitrogen generator and provide support for the various components, and a housing that is disposed on the frame and may protect the internal structure of the membrane nitrogen generator. In some embodiments, the membrane nitrogen generator is suitable for some special occasions, and needs to be small in size and vibration resistant, so that the frame needs to be specially designed, and the following detailed description is provided:
FIG. 2 is a schematic view of a membrane nitrogen generator according to one embodiment of the present application. FIG. 3 is a schematic view of a membrane nitrogen generator frame according to one embodiment of the present application.
As shown, the membrane nitrogen generator 100 includes a frame 210 that may be used to carry the components of the membrane nitrogen generator. In some embodiments, the frame 210 may be made of iron, and the joints are fixed by welding, so as to ensure the overall stability and increase the vibration and tilt resistance. In some embodiments, the components of the membrane nitrogen generator are arranged on the frame 210, and the weight supporting points of the components are arranged on the frame 210. The structure is firm, and non-deformable can be adapted to special application occasion, and processing assembly simple process, and production cycle is short, light in weight, small, intensity is high.
In some embodiments, the frame 210 comprises a bottom frame 201, a plurality of columns 202, a top frame 203, and side frames 204, wherein the top frame 203 is disposed parallel to the bottom frame 201, the side frames 204 are connected to the top frame 203 at an angle, and the plurality of columns 202 are connected between the bottom frame 201 and the top frame 203 and the side frames 204, thereby forming an internal cavity for accommodating the internal structure of the membrane nitrogen generator. In some embodiments, the side frame 204 is configured to provide a display control unit (e.g., a touch screen) to facilitate easy viewing of the status of the membrane nitrogen generator and easy input to the membrane nitrogen generator. In some embodiments, the top frame 203 may include a plurality of holes 205 that may be used to mount lifting eyes 206, which may facilitate lifting of the mobile membrane nitrogen generator by a crane.
In some embodiments, the bottom frame 201 may further include a plurality of connection holes 214, which may be used to fixedly connect the membrane nitrogen generator to a specific application, and is advantageous to increase the vibration resistance and the inclination resistance of the membrane nitrogen generator. In some embodiments, the connecting holes 214 penetrate through the bottom frame 201, so that the connecting bolts can be accommodated, the limitation on the connecting bolts is reduced, and the installation is convenient. In some embodiments, the connecting holes can also be used for installing casters to facilitate the movement of the membrane nitrogen making machine. In some embodiments, the bottom frame 201 may further include a plurality of lateral support rods 207, which may be used to mount an air compressor and a heat dissipation device, wherein the heat dissipation device is closer to the pillars, and a plurality of bar-shaped holes are included between the pillars, which is beneficial for heat dissipation of the heat dissipation device. The bottom frame 201 may further include a vertical support bar 208 connected between the horizontal support bar 207 and the bottom frame, which may be used to support the electric control part of the membrane nitrogen generator and a part of the structure of the nitrogen generating box. For example: PLC, singlechip, relay, output device, detecting element, binding post, circuit electric wire etc.. In some embodiments, the top frame 203 may also include a top support bar 209, which may be used to increase the strength of the top frame. In some embodiments, the columns 202 may further include a partition 211 connected between the plurality of columns, so that the frame can be divided into an upper portion and a lower portion to facilitate the internal structure of the membrane nitrogen generator.
In some embodiments, the frame may further include a fixing post 212 disposed between the top support bar 209 and the partition plate 211, so that the upper space of the frame may be divided into two parts, which facilitates the rational layout of the internal structure of the membrane nitrogen generator and may also provide a connection supporting point for the internal structure of the membrane nitrogen generator. The firmness of the connection is increased. In some embodiments, both sides of fixation post 212 secure the membrane stack and filter, respectively. In some embodiments, the anchor ears can be used to secure the membrane module box and the filter to the anchor posts, increasing the security of the arrangement. In some embodiments, the frame may further include a support plate 213 disposed on the partition plate 211 and attached to the side frame, which may be used to fix the lines of the membrane nitrogen generator. Such as control lines for solenoid valves, sensors, etc., so that the stability and reliability of the lines can be increased.
In some embodiments, underframe 201, stand 202, top frame 203 and side frame 204 and inside each bracing piece, backup pad, partition plate, fixed column can adopt section bars such as thickening sheet metal component or angle steel, channel-section steel, have the support, the fixed intensity that satisfy the inner assembly to can improve the holistic stability of structure and firmness. In some embodiments, the bottom frame 201, the upright column 202, the top frame 203, the side frame 204, and the internal support rods, support plates, partition plates, and fixing posts may include a plurality of connecting holes, so that the internal structure of the membrane nitrogen generator may be fixed thereon to increase the performance of vibration resistance and inclination resistance.
In some embodiments, the membrane nitrogen generator 100 may further include a housing 220 that may be disposed around the outside of the frame to protect the internal structure of the membrane nitrogen generator. In some embodiments, the housing 220 may further include a plurality of ventilation openings 221, which are disposed on the side of the housing, so as to facilitate the dissipation of the heat generated by the operation of the internal structure and ensure that the air compressor can suck enough air.
In some embodiments, to verify the environmental suitability and structural integrity of the miniaturized membrane nitrogen generator of the present application, the following test tests were performed in accordance with the relevant specified test methods (e.g., the bench-top laboratory environmental test method):
firstly, vibration test:
1. the test conditions are as follows:
a) magnitude of vibration test
| Frequency of | Amplitude of displacement | Amplitude of acceleration |
| 1～16Hz | 1.0mm | —— |
| 16～60Hz | —— | 10m/s2 |
b) Number of scanning cycles: the scanning cycles were performed 5 times at a rate of one octave per minute.
c) Frequency setting and durability: under the condition of the most serious dangerous frequency and the corresponding displacement or acceleration amplitude when the dangerous frequency exists, the duration time of each axial direction is 1 h; at a non-hazardous frequency of 60Hz, 10m/s2, each axial duration is 1 h.
d) The direction is as follows: in the vertical direction and the transverse direction.
2. Test procedure
To perform the vibration test in both directions, a steel jig was used. The clamp has no resonance in the specified direction and frequency, and the nitrogen making machine is fastened in the two directions, and the bottom of the clamp can be rigidly connected with the vibration table.
During testing, a prototype provided with the clamp is fixed on a vertical vibration table, vertical frequency sweeping and fixed frequency vibration are sequentially carried out according to specified conditions in testing conditions, and after the vertical testing is finished, transverse vibration testing is sequentially carried out. And (3) the nitrogen making machine is in a power-on and running state during vibration, and the working performance of the nitrogen making machine is detected in a test. And after the test in each direction is finished, testing the working performance of the nitrogen making machine.
3. Record of experiment
a) Vertical vibration test:
b) and (3) transverse vibration test:
second, Tilt and sway test
1. Test conditions
See table below for tilt and sway test measurements.
2. Test procedure
a) Tilt test
During the test, the nitrogen generator is arranged on a test bed according to the actual working state, and the inclination test is carried out according to the inclination test quantity value specified by the test condition and the relevant specified test method. During the test, the nitrogen making machine is in the power-on and working state. The test was carried out for 15min in both directions in the case of pitching and for 15min in both directions in the case of yawing.
b) Swing test
In the same manner as the tilt test, the sway test was performed in accordance with the test method specified in the related art.
3. Record of the experiment
Index comparison table before and after tilt and swing test
Before and after the inclined swing test, all technical indexes of the tested piece are normal, the structure is not damaged, and no air leakage phenomenon exists in the pipeline in the nitrogen making machine
And (4) test conclusion: after the vertical vibration test, the transverse vibration test, the inclination test and the swing test, the nitrogen making machine has no abrasion, no collision and no scratch on the appearance; the internal pipeline structure has no looseness, no open welding and no air leakage; the electric components are firm and have no disconnection, and all the components work normally; the air compressor operates stably without any abnormal sound. The environmental suitability and the structural integrity of the miniaturized film nitrogen making machine meet the requirements.
The above embodiments are provided only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the scope of the present invention, and therefore, all equivalent technical solutions should fall within the scope of the present invention.
Claims (8)
1. A miniaturized film nitrogen generator, comprising:
an internal structure configured to produce nitrogen gas;
a frame configured to house the internal structure; and
a housing disposed outside the frame and configured to protect the internal structure;
wherein the internal structure is fixedly arranged on the frame;
wherein the internal structure comprises: the air compressor, the filter, the membrane group box and the output device are connected in sequence; wherein the air compressor comprises a heat dissipation device;
wherein the inner structure further comprises: a detection unit and a heating device, wherein the detection unit is disposed between the membrane group box and the output device and configured to detect the prepared nitrogen gas; a heating device is disposed between the filter and the membrane module box and configured to heat gas entering the membrane module box.
2. The miniaturized film generator of claim 1, wherein the frame comprises: underframe, a plurality of stand, top frame and side frame, wherein the top frame with the side frame is the angle and connects, and through a plurality of stands with the underframe links to each other.
3. The miniaturized film generator of claim 2, wherein the top frame is disposed parallel to the bottom frame.
4. The miniaturized film nitrogen generator of claim 2, wherein the bottom frame comprises: a plurality of transverse support bars and a longitudinal support bar configured to fixedly mount a portion of the internal structure.
5. The miniaturized film nitrogen generator of claim 2, wherein the top frame comprises: a top support bar configured to increase the top frame strength.
6. The miniaturized film generator of claim 5, wherein the frame comprises: a divider plate connected between the plurality of uprights and configured to divide the frame interior space to fixedly mount a portion of the interior structure.
7. The miniaturized film generator of claim 6, wherein the frame comprises: a fixing post disposed between the top support bar and the partition plate and configured to divide an inner space of the frame to fixedly mount a portion of the inner structure.
8. The miniaturized membrane nitrogen generator of claim 6, wherein the frame comprises a support plate disposed on the partition plate and coupled to the side frame, configured to fixedly mount a portion of the internal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882179.XU CN216141261U (en) | 2021-08-12 | 2021-08-12 | Miniaturized membrane nitrogen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882179.XU CN216141261U (en) | 2021-08-12 | 2021-08-12 | Miniaturized membrane nitrogen generator |
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| Publication Number | Publication Date |
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| CN216141261U true CN216141261U (en) | 2022-03-29 |
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| CN202121882179.XU Active CN216141261U (en) | 2021-08-12 | 2021-08-12 | Miniaturized membrane nitrogen generator |
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