CN210366987U - Oxygen generator for glass production - Google Patents
Oxygen generator for glass production Download PDFInfo
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- CN210366987U CN210366987U CN201921263594.XU CN201921263594U CN210366987U CN 210366987 U CN210366987 U CN 210366987U CN 201921263594 U CN201921263594 U CN 201921263594U CN 210366987 U CN210366987 U CN 210366987U
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- adsorption tower
- oxygen
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Abstract
An oxygen generator for glass production comprising: the device comprises an adsorption tower, a backwashing tower, an air compressor, a moisture filter, a composite filter, an air supercharger, a pressure gauge, a safety valve, an air supply valve, a silencer, a check valve, a circulating valve, a flow control valve, an exhaust valve, a needle valve, a storage tank, a pressure switch and a PLC (programmable logic controller); the PLC controller can set a preset value. The adsorption tower and the back washing tower are internally provided with adsorbents for adsorbing specific gas in air, the preferred adsorbent of the adsorption tower is a ZSM-5 zeolite molecular sieve which can adsorb moisture, carbon monoxide, carbon dioxide, hydrocarbon and nitrogen in the air, the concentration of discharged oxygen can reach more than 93 +/-2%, and the adsorbent in the back washing tank adopts 70% ethanol containing 2.0mol/L ammonia water as an eluent of lycorine, so that the defects of insufficient intelligent control, incapability of precision control and incapability of meeting the production requirement of oxygen concentration of an oxygen generator in the prior art are overcome.
Description
Technical Field
The utility model relates to an oxygenerator technical field especially relates to an oxygenerator for glass production.
Background
The oxygen producing equipment produces oxygen from air at certain pressure with clean compressed air as material and high quality zeolite molecular sieve as adsorbent. The purified and dried compressed air is subjected to pressure adsorption and pressure reduction desorption in an adsorption tower. Due to the aerodynamic effect, the diffusion rate of nitrogen in micropores of the zeolite molecular sieve is far greater than that of oxygen, nitrogen is preferentially adsorbed by the zeolite molecular sieve, and oxygen is enriched to form finished oxygen. Then, the pressure is reduced to normal pressure, and the adsorbent desorbs the adsorbed impurities such as nitrogen and the like, thereby realizing regeneration. Generally, two adsorption towers are arranged in a system, one adsorption tower is used for adsorbing and producing oxygen, the other adsorption tower is used for desorbing and regenerating, and the two adsorption towers are alternately circulated by controlling the opening and closing of a pneumatic valve, so that oxygen with higher purity is obtained, for example, an oxygen generating device and oxygen generating equipment with the patent number of 2018201051983. However, in the glass production process, it is higher to oxygen concentration requirement, needs monitor oxygenerator operating condition at any time, and oxygen concentration is adjusted to the accuracy, consequently need to design one kind can intelligent control, and satisfy the oxygenerator that glass production needs urgently.
Disclosure of Invention
An object of the utility model is to provide an oxygenerator for glass production to solve the oxygenerator intelligent control who exists among the prior art not enough, but oxygen concentration precision control's defect.
The utility model relates to an oxygenerator for glass production includes: the device comprises an adsorption tower, a back washing tower, an air compressor, a moisture filter, a composite filter, an air supercharger, a pressure gauge, a safety valve, an air supply valve, a silencer, a check valve, a circulating valve, a flow control valve, an exhaust valve, a needle valve, a storage tank, a pressure switch and a PLC (programmable logic controller).
The air compressor, the air supply valve, the circulating valve, the exhaust valve, the flow control valve, the pressure switch and the safety valve are electrically connected with the PLC controller 1, and preset values can be set through the PLC controller.
The adsorption tower and the back washing tower are internally provided with an adsorbent for adsorbing specific gas in air, the adsorbent of the preferred adsorption tower is a ZSM-5 zeolite molecular sieve which can adsorb moisture, carbon monoxide, carbon dioxide, hydrocarbon and nitrogen in the air, the concentration of discharged oxygen can reach more than 93 +/-2%, and the adsorbent in the back washing tank adopts 70% ethanol containing 2.0mol/L ammonia water as an eluent of lycorine.
A moisture filter and a composite filter are arranged between the air compressor and the air supply valve and are used for preliminarily filtering moisture and impurities in the compressed air, preferably, the moisture filter selects a 13x type molecular sieve with aluminosilicate as a main component as a filtering material, and the composite filter selects active carbon as the filtering material.
The air booster is arranged between the air compressor and the air supply valve and used for providing required pressure for the gas in the adsorption tower.
Preferably, the method comprises the following steps: install the muffler on the air feed valve, carry out amortization to the gas in the pipeline, reduce the noise influence that air transmission caused in the connecting tube to reduce the noise influence that whole oxygenerator caused to the surrounding environment, improve oxygenerator's performance, the air feed valve is the solenoid valve.
Install discharge valve between adsorption tower, back flush tower and the storage jar, install flow control valve between discharge valve and adsorption tower, back flush tower, discharge valve and storage jar between install check valve, needle valve and pressure gauge, as preferred, flow control valve, discharge valve, needle valve select for use the solenoid valve.
Check valves are respectively arranged on the circulating valve and the air inlet and the air outlet of the adsorption tower and the back washing tower.
The storage tank is provided with a pressure switch, a safety valve and a pressure gauge, and preferably, the safety valve is an electromagnetic valve.
In the oxygen generation process, the circulating valve is in a closed state at the beginning; when the adsorption tower is used, an air supply valve is opened, an air compressor preliminarily filters outside air through a moisture filter and a composite filter, then the outside air is pressurized through an air supercharger, the outside air is pressed into the adsorption tower, a zeolite molecular sieve in the adsorption tower adsorbs and filters moisture, carbon dioxide, nitrogen and other components in the air, nonadsorbed component oxygen enters a storage tank, when the adsorption tower is saturated, a circulating valve is opened, the oxygen in the adsorption tower flows into a backwashing tower through the circulating valve (the process is limited by a check valve, the oxygen in the storage tank cannot flow back to the adsorption tower or the backwashing tower), when the pressure of the oxygen in the backwashing tower reaches a set value, the circulating valve is closed, the air compressor is changed from a blowing state to a vacuumizing state to vacuumize the adsorption tower, when the negative pressure value in the adsorption tower reaches the set value, the circulating valve is opened, the oxygen in the backwashing tower flows back to the adsorption tower, the zeolite molecular sieve in the adsorption tower is backwashed to regenerate the molecular sieve, so that an oxygen generation period is completed, and the two tower bodies alternately generate oxygen and continuously generate oxygen flow.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Icon: 1PLC controller, 2 air compressor, 3 moisture filter, 4 composite filter, 5 gasoline engine, 6 first pressure gauge, 7 first safety valve, 8 silencer, 9 air supply valve, 10 first adsorption tower, 11 circulating valve, 12 back flushing tower, 13 first check valve, 14 second check valve, 15 third check valve, 16 fourth check valve, 17 first flow control valve, 18 second flow control valve, 19 first exhaust valve, 20 second exhaust valve, 21 check valve, 22 needle valve, 23 second pressure gauge, 24 3 rd pressure gauge, 25 second safety valve, 26 pressure switch, 27 storage tank.
Detailed Description
The present invention will be further described with reference to the following examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like are used in the orientation and positional relationship indicated in the drawings for convenience and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An oxygen generator for glass production: the air compressor 2, the air supercharger 5, the air supply valve 9, the circulating valve 11, the first flow control valve 17, the second flow control valve 18, the first exhaust valve 19, the second exhaust valve 20 and the pressure switch 26 are electrically connected with the PLC controller 1, and preset values can be set through the PLC controller. To facilitate understanding of the functional relationship of the components, the air flow is shown in solid lines and the control signal is shown in dashed lines.
The utility model discloses in concrete work implementation, air in nature is inhaled from the air inlet by air compressor 2, as the system oxygen raw materials, through moisture filter 3, combined filter 4 to the internal moisture of compressed gas and impurity prefilter such as carbon dioxide after, through the pressure boost of air booster compressor 5, in the adsorption tower 12 is impressed through air feed valve 9.
The air booster 5 is provided with a first pressure gauge 6 for detecting the change of air pressure in the pipe at any time.
A first safety valve 7 is installed between the air supercharger 5 and the air supply valve 9, and when the air supercharger 5 raises the pressure in the pipe to 0.875 MPa/or more, the air is discharged to the outside, thereby reducing the internal pressure.
The air supply valve 9 is connected with the air supercharger 5 and is electrically connected with the PLC 1, and the upper end of the air supply valve 9 is connected with an air inlet of the adsorption tower 12 and an air inlet of the backwashing tower 10. A silencer 8 is arranged on the air supply valve 9, and is used for silencing air in the pipeline, so that the noise influence caused by air transmission in the connecting pipe is reduced; thereby reducing the noise influence of the whole oxygen making equipment to the surrounding environment, improving the use performance of the oxygen making equipment, and the air supply valve 9 adopts an electromagnetic valve.
The adsorption tower 12 and the back washing tower 10 are both provided with pressure gauges for detecting internal pressure changes, and the adsorption tower 12 and the back washing tower 10 are connected with a circulating valve 11. By controlling the opening and closing of the circulating valve 11, gas can be made to flow between the adsorption column 12 and the backwash column 10, and the pressure between the two columns can be adjusted.
The circulating valve 11 is electrically connected with the PCL controller 1, a first check valve 13 is installed between the circulating valve 11 and the lower end of the backwashing tower 10, a second check valve 14 is installed between the circulating valve 11 and the lower end of the adsorption tower 12, a third check valve 15 is installed between the circulating valve 11 and the upper end of the backwashing tower 10, and a fourth check valve 16 is installed between the circulating valve 11 and the upper end of the adsorption tower 12.
A first flow control valve 17 is installed between the backwash tower 10 and the storage tank 27, a first exhaust valve 19 is installed between the first flow control valve 17 and the storage tank 27, a second flow control valve 18 is installed between the adsorption tower 12 and the storage tank 27, a second exhaust valve 20 is installed between the second flow control valve 18 and the storage tank 27, the first flow control valve 17 and the second flow control valve 18 are used for adjusting the flow rate of gas in the pipeline and the concentration and inflow amount of oxygen stored in the storage tank 27, and if necessary, concentrated gas is output to the outside of the equipment through the first exhaust valve 19 and the second exhaust valve 20.
The storage tank 27 is provided with a pressure switch 26, a third pressure gauge 24 and a second safety valve 25. The pressure switch 26 is used to detect the pressure change in the storage tank 27, and the PLC controller 1 controls the opening and closing of the air compressor 4 and the air supercharger 5 based on the information fed back from the pressure switch 26, thereby controlling the flow rates of the adsorption tower 12 and the backwash tower 10.
When the internal pressure of the storage tank 27 exceeds 10kg/cm2At this time, the second safety valve 25 discharges gas to the outside of the apparatus to prevent the pressure from exceeding a prescribed value, and feeds back information to the PLC controller to notify the user.
A check valve 21, a needle valve 22 and a second pressure gauge 23 are arranged between the first exhaust valve 19 and the second exhaust valve 20 and between the first exhaust valve and the accumulator tank 27, the check valve 21 is a one-way valve and is used for preventing gas from flowing reversely and preventing danger, the needle valve 22 is a throttle valve and is high in adjustment precision, and the second pressure gauge 23 can detect pressure change inside a pipeline at any time and inform a user.
The working principle is as follows: initially, the circulation valve 11 is in a closed state; when the device is used, the air compressor 2 is opened to preliminarily filter the outside air through the moisture filter 3 and the composite filter 4, then the outside air is pressurized through the air supercharger 5, the outside air is pressed into the adsorption tower 12, the zeolite molecular sieve in the adsorption tower 12 adsorbs and filters moisture, carbon dioxide, nitrogen and other components in the air, the non-adsorbed component oxygen enters the storage tank 27 after passing through the adsorption tower 12, when the adsorption tower 12 is saturated, the circulating valve 11 is opened, the oxygen in the adsorption tower 12 flows into the backwashing tower 10 through the circulating valve 11 (in the process, limited by the check valve, the oxygen in the storage tank cannot flow back to the adsorption tower 12 or the backwashing tower 10), when the pressure of the oxygen in the backwashing tower 10 reaches a set value, the circulating valve 11 is closed, the air compressor 2 is changed from a blowing state to a vacuumizing state to vacuumize the adsorption tower 12, and when the negative pressure value in the adsorption tower 12 reaches the set value, opening a circulating valve 11, refluxing oxygen in the backwashing tower 10 into the adsorption tower 12, backwashing the zeolite molecular sieve in the adsorption tower 12 to regenerate the molecular sieve, completing an oxygen generation period, and alternately generating oxygen by the two tower bodies to continuously generate oxygen flow.
The above description is only exemplary of the present invention and should not be taken as limiting, and any modifications, equivalents, improvements and the like that are made within the spirit and the principle of the present invention should be included in the scope of the present invention.
Claims (1)
1. The utility model provides an oxygenerator for glass production, includes adsorption column, back flush tower, storage jar, air feed valve, air compressor, air booster compressor, pressure gauge, relief valve, discharge valve, circulating valve, its characterized in that: the device also comprises a moisture filter, a composite filter, a silencer, a check valve, a flow control valve, a needle valve, a pressure switch and a PLC (programmable logic controller); the air supercharger is arranged between an air compressor and an air supply valve, a silencer is arranged on the air supply valve, and a moisture filter and a composite filter are arranged between the air supply valve and the air compressor; exhaust valves are arranged among the adsorption tower, the backwashing tower and the storage tank, and flow control valves are arranged among the exhaust valves, the adsorption tower and the backwashing tower; a check valve, a needle valve and a pressure gauge are arranged between the exhaust valve and the storage tank, and the air supply valve, the exhaust valve and the flow control valve are electromagnetic valves; check valves are respectively arranged at the air inlet and the air outlet of the circulating valve and the adsorption tower and the back washing tower; the storage tank is provided with a pressure switch, a safety valve and a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263594.XU CN210366987U (en) | 2019-08-06 | 2019-08-06 | Oxygen generator for glass production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263594.XU CN210366987U (en) | 2019-08-06 | 2019-08-06 | Oxygen generator for glass production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210366987U true CN210366987U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921263594.XU Expired - Fee Related CN210366987U (en) | 2019-08-06 | 2019-08-06 | Oxygen generator for glass production |
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| CN (1) | CN210366987U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327956A (en) * | 2020-11-16 | 2021-02-05 | 山东尚健医疗科技有限公司 | Intelligent pressure regulating device of oxygen generator |
| CN117323777A (en) * | 2023-09-28 | 2024-01-02 | 镇江巨茂分子筛有限公司 | Antibacterial oxygen-making molecular sieve equipment and process thereof |
-
2019
- 2019-08-06 CN CN201921263594.XU patent/CN210366987U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327956A (en) * | 2020-11-16 | 2021-02-05 | 山东尚健医疗科技有限公司 | Intelligent pressure regulating device of oxygen generator |
| CN112327956B (en) * | 2020-11-16 | 2023-03-14 | 山东尚健医疗科技有限公司 | Intelligent pressure regulating device of oxygen generator |
| CN117323777A (en) * | 2023-09-28 | 2024-01-02 | 镇江巨茂分子筛有限公司 | Antibacterial oxygen-making molecular sieve equipment and process thereof |
| CN117323777B (en) * | 2023-09-28 | 2024-04-05 | 镇江巨茂分子筛有限公司 | Antibacterial oxygen-making molecular sieve equipment and process thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210806 |