Oxygen separation and purification device

Abstract

The utility model discloses an oxygen separation and purification device. The oxygen separation and purification device comprises an oxygen separation and purification mechanism and an oxygen inhalation assembly, the oxygen separation and purification mechanism comprises an oxygen purification tank, one end of the oxygen purification tank is fixedly connected with an air inlet pipe through a bolt, and one end of the air inlet pipe is fixedly connected with a first connecting disc through welding; the dust removal net moves back and forth, and dust on the dust removal net is cleaned through the first brush plate and the second brush plate, so that air flow blockage caused by the fact that the dust removal net adsorbs a large amount of dust can be avoided, the influence on oxygen separation and purification is reduced, and maintenance personnel can easily carry out cleaning and replacement work; and excessive dust can increase the running resistance of the fan box, so that the energy consumption is increased and the efficiency is reduced, and efficient running of the system can be maintained by regularly cleaning the dust removal net.

Description

Technical Field

[0001] The utility model relates to the technical field of oxygen separation and purification devices, in particular to an oxygen separation and purification device. Background Art

[0002] Oxygen separation and purification devices are equipment used to extract oxygen from the air. Physical and chemical methods such as molecular sieves are usually used to separate and purify gases. The separation principles of gas separation and purification devices include compression cooling, adsorption separation, membrane separation and other methods. Among them, adsorption separation is one of the most commonly used methods.

[0003] A technical solution for an oxygen separation and purification device is disclosed in the prior art, in which a filter box is installed on the top side wall of a tank body through a fixing plate, a filter chamber is arranged inside the filter box, a through hole is arranged in the central area of ​​the left side wall of the filter box, an output end of a connecting pipe is sealed and connected to the through hole, a fixing hole is arranged in the right half area of ​​the bottom end of the filter box, an input end of the connecting pipe is sealed and connected to the fixing hole, a dust removal net and a drying plate are arranged in the filter chamber from left to right, a blower drives air to enter the filter chamber through an air inlet pipe, and the air is dusted and adsorbed with water vapor through the dust removal net and the drying plate respectively, so as to prevent dust in the air from clogging the molecular sieve.

[0004] In this solution, in order to prevent dust from clogging the molecular sieve, a dust removal net is used to block the entry of dust. However, the dust removal net will absorb a large amount of dust over a long period of time. As the dust accumulates, the air permeability of the dust removal net will decrease, resulting in obstruction of air flow, which in turn affects the separation and purification of oxygen.

[0005] Therefore, it is necessary to provide an oxygen separation and purification device to solve the above technical problems. Utility Model Content

[0006] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an oxygen separation and purification device, in which external oxygen is sucked into the device, and the dust on the dust removal net is regularly cleaned to avoid obstruction of air flow and thus affecting oxygen separation and purification.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0008] An oxygen separation and purification device comprises: an oxygen separation and purification mechanism and an oxygen inhalation component, wherein the oxygen separation and purification mechanism comprises an oxygen purification tank, wherein one end of the oxygen purification tank is connected and fixed to an air intake pipe by bolts, one end of the air intake pipe is connected and fixed to a first connecting plate by welding, the first connecting plate is connected and fixed to a second connecting plate by bolts, one end of the second connecting plate is connected and fixed to a delivery pipe by welding, one end of the delivery pipe is connected to one end of a fan box by bolts, a moving gap is provided inside the fan box, a dust removal net is installed on the moving gap, the dust removal net is provided with an air intake slot, the lower end of the dust removal net is connected and fixed to a moving block by bolts, a threaded hole is provided inside the moving block, a threaded screw rod is connected through the threaded hole, one end of the threaded screw rod is installed inside a rolling bearing, one end of the threaded screw rod is installed with a servo motor, the servo motor is connected to the upper end of a base plate by bolts, and the upper end of the base plate is connected and fixed to a first brush plate and a second brush plate by bolts.

[0009] Preferably, the upper end of the fan box is connected and fixed with a top cover plate by bolts, and the two side ends of the dust removal net are in close contact with a first sealing plate and a second sealing plate, and the first sealing plate and the second sealing plate are connected to the two side ends of the fan box by bolts.

[0010] Preferably, the first blower and the second blower are installed inside the blower box, and a partition plate is installed between the first blower and the second blower. The partition plate is connected and fixed to one end of the first blower and the second blower by bolts through a connecting plate, and a handle is provided at one end of the connecting plate.

[0011] Preferably, the lower end of the second blower is fixedly connected to the first sliding rod and the second sliding rod by bolts, the first sliding rod and the second sliding rod are installed inside a sliding plate, a sliding groove is provided inside the sliding plate, and the sliding plate is connected to the bottom end of the blower box by bolts.

[0012] Preferably, one end of the first blower and the second blower connects and fixes the first grille mesh and the second grille mesh by bolts, and one end of the first blower and the second blower is provided with a first ventilation groove and a second ventilation groove.

[0013] Preferably, a drying slot plate is installed inside the fan box, the drying slot plate is provided with a through-hole slot, and a desiccant plate is installed inside the drying slot plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] (1) The utility model utilizes a first brush plate and a second brush plate, a servo motor and a threaded screw, a moving block and a dust removal net, and moves back and forth through the dust removal net, and cleans the dust on the dust removal net through the first brush plate and the second brush plate, so as to avoid the dust removal net absorbing a large amount of dust to cause air flow obstruction, reduce the impact on oxygen separation and purification, and maintenance personnel can easily perform cleaning and replacement work. Too much dust will increase the resistance of the fan box operation, resulting in increased energy consumption and decreased efficiency. Regular cleaning of the dust removal net helps to maintain the efficient operation of the system.

[0016] (2) The utility model reduces air leakage by utilizing the first sealing plate and the second sealing plate, which means that the fan can operate at a higher efficiency and avoid energy waste caused by leakage. Through effective sealing, the air sucked into the fan box is ensured to be pure and the entry of external pollutants is reduced, thereby improving the subsequent oxygen purification process. Good sealing performance can reduce air leakage inside the fan box and reduce the load on the fan.

[0017] (3) The utility model can facilitate the staff to clean the dust from the grille nets and ventilation slots of the first blower and the second blower by utilizing the handle and the connecting plate, the first sliding rod and the second sliding rod, and the sliding plate. The accumulation of dust will increase the resistance of the blower operation and lead to increased energy consumption. Keeping the blower clean can ensure a continuous and stable air flow, which is crucial to the continuity and stability of the oxygen purification process and avoids the reduction of air volume and the decrease of efficiency due to dust blockage. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure of the oxygen separation and purification device provided by the utility model;

[0019] Figure 2 A schematic diagram of the structure of the oxygen inhalation component of the oxygen separation and purification device provided by the utility model;

[0020] Figure 3 A schematic diagram of the air inlet slot and dust removal net structure of the oxygen separation and purification device provided by the utility model;

[0021] Figure 4 A schematic diagram of the movable notch structure of the oxygen separation and purification device provided by the utility model;

[0022] Figure 5 A schematic diagram of the drying slot plate and blower structure of the oxygen separation and purification device provided by the utility model;

[0023] Figure 6 A schematic diagram of the structure of the sliding rod and the ventilation groove of the oxygen separation and purification device provided by the utility model;

[0024] The names corresponding to the reference numerals are: 100, oxygen separation and purification mechanism; 101, oxygen purification tank; 102, air inlet pipe; 103, first connecting plate; 104, second connecting plate; 105, delivery pipeline; 200, oxygen inhalation assembly; 201, top cover plate; 202, base plate; 203, sliding plate; 204, sliding groove; 205, first brush plate; 206, second brush plate; 207, fan box; 208, first sealing plate; 209, second sealing plate; 210, threaded screw; 211, servo motor machine; 212, rolling bearing; 213, dust removal net; 214, air inlet slot; 215, moving block; 216, threaded hole; 217, moving notch; 218, first blower; 219, second blower; 220, first grille; 221, second grille; 222, interlayer plate; 223, connecting plate; 224, handle; 225, drying slot plate; 226, through hole slot; 227, desiccant plate; 228, first sliding rod; 229, second sliding rod; 231, first ventilation slot; 232, second ventilation slot. DETAILED DESCRIPTION

[0025] The present invention is further described below in conjunction with the accompanying drawings and embodiments. The present invention includes but is not limited to the following embodiments.

[0026] First embodiment:

[0027] like Figure 1-4As shown, the oxygen separation and purification device provided by the utility model includes: an oxygen separation and purification mechanism 100 and an oxygen inhalation component 200. The oxygen separation and purification mechanism 100 inhales external air into the interior of an oxygen purification tank 101, and filters and separates other gases and impurities in oxygen to obtain high-purity oxygen. The oxygen separation and purification mechanism 100 includes an oxygen purification tank 101, one end of the oxygen purification tank 101 is connected and fixed to an intake pipe 102 by bolts, one end of the intake pipe 102 is connected and fixed to a first connection plate 103 by welding, the first connection plate 103 is connected and fixed to a second connection plate 104 by bolts, and the second connection plate 104 is connected and fixed to a first connection plate 105 by bolts. One end of the plate 104 is connected and fixed to the delivery pipe 105 by welding, and one end of the delivery pipe 105 is connected to one end of the fan box 207 by bolts. A movable notch 217 is provided inside the fan box 207, and a dust removal net 213 is installed in the movable notch 217. The dust removal net 213 is provided with an air inlet slot 214. The dust removal net 213 is usually made of a metal material such as stainless steel, copper or aluminum. The lower end of the dust removal net 213 is connected and fixed to the moving block 215 by bolts. A threaded hole 216 is provided inside the moving block 215. The threaded hole 216 is connected to a threaded screw rod 210 by passing through the threaded screw rod 210. One end of the threaded screw rod 210 is installed inside the rolling bearing 212. A servo motor 211 is installed at one end of the threaded screw 210, and the servo motor 211 is connected to the upper end of the base plate 202 by bolts. The upper end of the base plate 202 is fixedly connected to the first brush plate 205 and the second brush plate 206 by bolts. In actual use, the outside air is sucked into the dust removal net 213 through the fan box 207, and the dust in the air is filtered through the dust removal net 213. Finally, the air gas penetrates the dust removal net 213 and enters the interior of the oxygen purification tank 101. When the dust removal net 213 filters dust for a long time, it needs to be cleaned regularly. By removing the first sealing plate 208 and the second sealing plate 209 from the fan box 207, Unloading, and driving the servo motor 211 to drive the threaded screw 210 to rotate, further driving the moving block 215 to move in the fan box 207, through the movement of the moving block 215, and the dust removal net 213 is moved out from the moving gap 217 of the fan box 207, and the dust removal net 213 is further moved between the first brush plate 205 and the second brush plate 206, and the dust removal net 213 is moved back and forth, and the dust on the dust removal net 213 is cleaned through the first brush plate 205 and the second brush plate 206, which can avoid the dust removal net 213 absorbing a large amount of dust to cause air flow obstruction, thereby reducing the impact on oxygen separation and purification.

[0028] In this embodiment, by utilizing the first brush plate 205 and the second brush plate 206, the servo motor 211 and the threaded screw 210, the moving block 215 and the dust removal net 213, the dust removal net 213 is moved back and forth, and the dust on the dust removal net 213 is cleaned by the first brush plate 205 and the second brush plate 206, it can avoid the dust removal net 213 absorbing a large amount of dust to cause air flow obstruction, reduce the impact on oxygen separation and purification, and maintenance personnel can easily clean and replace it. Too much dust will increase the resistance of the fan box 207, resulting in increased energy consumption and decreased efficiency. Regular cleaning of the dust removal net 213 helps to maintain efficient operation of the system.

[0029] Second embodiment:

[0030] like Figure 2 , Figure 5 As shown, the upper end of the fan box 207 is connected and fixed to the top cover plate 201 by bolts, and the two side ends of the dust removal net 213 are in close contact with the first sealing plate 208 and the second sealing plate 209. The first sealing plate 208 and the second sealing plate 209 are connected to the two side ends of the fan box 207 by bolts, and the first sealing plate 208 and the second sealing plate 209 are used to reduce the leakage of air inside the fan box 207.

[0031] In this embodiment, by utilizing the first sealing plate 208 and the second sealing plate 209, reducing air leakage means that the fan can operate at a higher efficiency, avoiding energy waste due to leakage. Through effective sealing, the air sucked into the fan box 207 is ensured to be pure, reducing the entry of external pollutants, thereby improving the subsequent oxygen purification process. Good sealing performance can reduce air leakage inside the fan box 207 and reduce the load of the fan.

[0032] Third embodiment:

[0033] like Figure 2 , Figure 5-6As shown, a first blower 218 and a second blower 219 are installed inside the fan box 207, and an interlayer plate 222 is installed between the first blower 218 and the second blower 219. The interlayer plate 222 and one end of the first blower 218 and the second blower 219 are connected and fixed to a connecting plate 223 by bolts. A handle 224 is provided at one end of the connecting plate 223. By driving the first blower 218 and the second blower 219 to operate, and sucking the outside air into the fan box 207, the lower end of the second blower 219 is connected and fixed to a first sliding rod 228 and a second sliding rod 229 by bolts. The first sliding rod 228 and the second sliding rod 229 are installed inside the sliding plate 203, and a sliding groove 204 is provided inside the sliding plate 203. 203 is connected to the bottom end of the fan box 207 by bolts. When the first blower 218 and the second blower 219 inhale the outside air for a long time, the grille nets and the ventilation grooves of the first blower 218 and the second blower 219 will absorb a lot of dust. The operator holds the handle 224 by hand and pulls it to further move the first blower 218 and the second blower 219 through the first sliding rod 228 and the second sliding rod 229, and the first sliding rod 228 and the second sliding rod 229 are moved inside the sliding plate 203 to further move the first blower 218 and the second blower 219 to the inside of the air box 207, which can facilitate the staff to clean the dust on the grille nets and the ventilation grooves of the first blower 218 and the second blower 219.

[0034] In this embodiment, by utilizing the handle 224 and the connecting plate 223, the first sliding rod 228 and the second sliding rod 229, and the sliding plate 203, the staff can conveniently clean the dust from the grille nets and the ventilation slots of the first blower 218 and the second blower 219. The accumulation of dust will increase the resistance to the operation of the blower, resulting in increased energy consumption. Keeping the blower clean can ensure a continuous and stable air flow, which is crucial to the continuity and stability of the oxygen purification process, and avoids a reduction in air volume and a decrease in efficiency due to dust blockage.

[0035] Fourth embodiment:

[0036] like Figure 1 , Figure 5-6As shown, one end of the first blower 218 and the second blower 219 connects and fixes the first grille 220 and the second grille 221 by bolts, and one end of the first blower 218 and the second blower 219 is provided with a first ventilation groove 232 and a second ventilation groove 231. When the first blower 218 and the second blower 219 are in operation, outside air will enter the first ventilation groove 232 and the second ventilation groove 231 from the first grille 220 and the second grille 221, and the air will be transported to the interior of the oxygen purification tank 101 through the first ventilation groove 232 and the second ventilation groove 231.

[0037] Fifth embodiment:

[0038] like Figure 2 , Figure 5 As shown, a drying slot plate 225 is installed inside the fan box 207, and the drying slot plate 225 is provided with a through-hole slot 226. A desiccant plate 227 is installed inside the drying slot plate 225. Air penetrates through the drying slot plate 225 and enters the desiccant plate 227, and the moisture in the air can be absorbed and filtered by the desiccant plate 227.

[0039] When in use, firstly, the outside air is sucked into the dust removal net 213 through the fan box 207, and the dust in the air is filtered through the dust removal net 213. Finally, the air gas penetrates the dust removal net 213 and enters the interior of the oxygen purification tank 101. When the dust removal net 213 filters dust for a long time, it needs to be cleaned regularly. The first sealing plate 208 and the second sealing plate 209 are disassembled from the fan box 207, and the servo motor 211 is driven to drive the threaded screw 210 to rotate, and further drive the moving block 215 to move in the fan box 207. Through the movement of the moving block 215, the dust removal net 213 is moved out from the moving notch 217 of the fan box 207, and the dust removal net 213 is further moved to the first brush plate 205. The dust removal net 213 is moved back and forth between the first and second brush plates 205 and 206, and the dust on the dust removal net 213 is cleaned by the first brush plate 205 and the second brush plate 206. Then the operator holds the handle 224 by hand and pulls it to further move the first blower 218 and the second blower 219 through the first sliding rod 228 and the second sliding rod 229. The first sliding rod 228 and the second sliding rod 229 are moved inside the sliding plate 203 to further move the first blower 218 and the second blower 219 to the inside of the air outlet box 207, which can facilitate the staff to clean the dust on the grille and ventilation groove of the first blower 218 and the second blower 219.

[0040] The above embodiment is only one of the preferred implementation modes of the present utility model and should not be used to limit the protection scope of the present utility model. Any changes or modifications that are made to the main design concept and spirit of the present utility model without any substantive significance, as long as the technical problems solved are still consistent with the present utility model, should be included in the protection scope of the present utility model.

Claims

1. An oxygen separation and purification device, characterized in that: include: An oxygen separation and purification mechanism (100) and an oxygen inhalation assembly (200), wherein the oxygen separation and purification mechanism (100) comprises an oxygen purification tank (101), one end of the oxygen purification tank (101) is connected and fixed to an air intake pipe (102) by bolts, one end of the air intake pipe (102) is connected and fixed to a first connection plate (103) by welding, the first connection plate (103) is connected and fixed to a second connection plate (104) by bolts, one end of the second connection plate (104) is connected and fixed to a delivery pipe (105) by welding, one end of the delivery pipe (105) is connected to one end of a fan box (207) by bolts, a movable notch (217) is provided inside the fan box (207), and the movable notch (217) is provided inside the fan box (207). 17) is installed with a dust removal net (213), the dust removal net (213) is provided with an air intake slot (214), the lower end of the dust removal net (213) is connected and fixed to a moving block (215) by bolts, a threaded hole (216) is provided inside the moving block (215), a threaded screw (210) is connected through the inside of the threaded hole (216), one end of the threaded screw (210) is installed inside the rolling bearing (212), a servo motor (211) is installed at one end of the threaded screw (210), the servo motor (211) is connected to the upper end of the base plate (202) by bolts, and the upper end of the base plate (202) is connected and fixed to a first brush plate (205) and a second brush plate (206) by bolts.

2. An oxygen separation and purification device according to claim 1, characterized in that: The upper end of the fan box (207) is connected and fixed to the top cover plate (201) by means of bolts, and the two side ends of the dust removal net (213) are in close contact with a first sealing plate (208) and a second sealing plate (209), and the first sealing plate (208) and the second sealing plate (209) are connected to the two side ends of the fan box (207) by means of bolts.

3. An oxygen separation and purification device according to claim 1, characterized in that: A first blower (218) and a second blower (219) are installed inside the blower box (207); an interlayer plate (222) is installed between the first blower (218) and the second blower (219); one end of the interlayer plate (222) and the first blower (218) and the second blower (219) are connected and fixed to a connecting plate (223) by bolts; one end of the connecting plate (223) is provided with a handle (224).

4. An oxygen separation and purification device according to claim 3, characterized in that: The lower end of the second blower (219) is connected and fixed to a first sliding rod (228) and a second sliding rod (229) by bolts; the first sliding rod (228) and the second sliding rod (229) are installed inside a sliding plate (203); a sliding groove (204) is provided inside the sliding plate (203); and the sliding plate (203) is connected to the bottom end of the blower box (207) by bolts.

5. An oxygen separation and purification device according to claim 4, characterized in that: One end of the first blower (218) and the second blower (219) are connected and fixed to the first grille net (220) and the second grille net (221) by bolts, and one end of the first blower (218) and the second blower (219) are provided with a first ventilation groove (232) and a second ventilation groove (231).

6. The oxygen separation and purification device according to claim 4, characterized in that: A drying slot plate (225) is installed inside the fan box (207), the drying slot plate (225) is provided with a through-hole slot (226), and a desiccant plate (227) is installed inside the drying slot plate (225).

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