Molecular sieve adsorption tower

Abstract

The utility model discloses a molecular sieve adsorption tower which comprises a tower body, a filter assembly is arranged on one side of the tower body, a detection assembly is arranged on the filter assembly, and a cleaning assembly is arranged on one side of the filter assembly. The operation safety and the reliability of the treatment effect are guaranteed, the risk of pollution to the surrounding environment is reduced, meanwhile, the cleaning assembly is arranged on the filtering assembly, accumulated objects on a filtering net plate can be regularly removed, the manual maintenance requirement is reduced, and meanwhile the high filtering efficiency is kept; according to the molecular sieve filter screen plate, entering gas can be ensured to be uniformly distributed in the filter assembly, the filter efficiency is improved, impurities or large-particle substances in the gas needing to be treated can be filtered and separated, auxiliary protection of the molecular sieve filter screen plate is facilitated, and the service life of the molecular sieve filter screen plate is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to adsorption tower technical field, specifically, relate to a molecular sieve adsorption tower. BACKGROUND

[0002] Molecular sieve adsorption tower is a kind of device for gas purification, drying and separation, it utilizes the selective adsorption characteristics of molecular sieve material, can selectively adsorb certain size or polarity molecule, to realize the separation of different components in mixture, molecular sieve adsorption tower is widely used in air separation, natural gas treatment, electronic industry and food processing etc. multiple fields, to remove moisture, carbon dioxide, sulfide and other impurities in raw materials, improve product quality, protect downstream equipment from corrosion or pollution.

[0003] But molecular sieve adsorption tower cannot detect the gas after filtering and adsorption treatment in actual use, so that the gas not fully treated is discharged to the environment, to increase the risk of surrounding environment pollution, and the filtering component of molecular sieve adsorption tower is easy to attach more impurities in actual use, and more impurities attached are easy to affect subsequent adsorption air cooling treatment of molecular sieve adsorption tower. UTILITY MODEL CONTENT

[0004] In view of the problems in the related art, the utility model provides a molecular sieve adsorption tower to overcome the above technical problems existing in the prior art.

[0005] Therefore, the utility model adopts the specific technical scheme as follows:

[0006] A kind of molecular sieve adsorption tower, including tower body, the side of tower body is equipped with filter assembly, detection assembly is equipped on filter assembly, detection assembly includes the detection box of filter assembly one end setting, gas sensor is installed on the inner wall of detection box, control valve one is penetrated in the two sides of detection box, one end of one of control valve one is connected with delivery pipe, one end of delivery pipe is connected with control valve two, one end of control valve two is connected with inlet pipe, one end of inlet pipe is connected with delivery pump, one end of delivery pump is connected with one end of filter assembly, the side of filter assembly is provided with cleaning assembly.

[0007] Further, in order to better filter the impurities in the gas needing treatment, filter assembly includes the gas uniform distribution pipe penetrated in the side of tower body, the surface of gas uniform distribution pipe is fixed with guide air hopper one, one side of guide air hopper one is fixedly connected with the inner wall of tower body, one end of guide air hopper one is penetrated with filter frame, the two sides of filter frame are fixed on the inner wall of tower body, one end of filter frame is fixed with guide air hopper two, one end of guide air hopper two is connected with the side of detection box and penetrates tower body, filter groove is set up on guide air hopper one and filter frame, filter screen plate is installed on the inner wall of filter groove of guide air hopper one, activated carbon filter screen plate and molecular sieve filter screen plate are installed on the inner wall of filter groove of filter frame.

[0008] Further, in order to better clean the impurities attached to the filter screen, the cleaning assembly comprises an electric telescopic rod penetrating through the inner wall of the air guide bucket one, and the cleaning brush is fixed to one end of the electric telescopic rod.

[0009] Further, in order to better discharge the impurities cleaned, the inner wall of the air guide bucket one is provided with a chip removal opening, the upper side of the chip removal opening is in contact with the lower side of the cleaning brush, and the inner wall of the chip removal opening is fixed with a chip removal pipe, one end of the chip removal pipe penetrates through the lower side of the tower body.

[0010] Further, in order to better collect the discharged impurities, the tower body is fixed with a placing frame, and the collecting box is installed in the inner wall of the placing frame.

[0011] Further, in order to better improve the tightness between the molecular sieve filter screen, the activated carbon filter screen, the filter screen and the filter frame, and the air guide bucket one, the sealing plate is arranged on the molecular sieve filter screen, the activated carbon filter screen and the filter screen, a plurality of fixing screws are threadedly connected on the sealing plate, and one end of the fixing screw is threadedly connected with the inner wall of the filter tank.

[0012] Further, in order to better facilitate subsequent maintenance of the staff, the upper side of the tower body is provided with a maintenance opening, the inner wall of the maintenance opening is provided with a shielding cover, and the shielding cover is fixed with a plurality of lock buckles on one side of the tower body.

[0013] The beneficial effects of the utility model are as follows:

[0014] (1) The detection assembly arranged in the filter assembly can monitor the gas composition in real time during the adsorption process, ensures the safety of operation and the reliability of treatment effect, reduces the risk of surrounding environmental pollution, and the cleaning assembly arranged in the filter assembly can regularly remove the accumulated substances on the filter screen, reduces the demand for manual maintenance, and maintains high filtration efficiency.

[0015] (2) The filter assembly arranged in the tower body not only can ensure that the entering gas can be uniformly distributed in the filter assembly, improves the filtration efficiency, but also can filter and separate the impurities or large particle substances in the gas to be treated, is beneficial to auxiliary protection of the molecular sieve filter screen, improves the service life of the molecular sieve filter screen, and the placing frame and the collecting box arranged in the tower body can directly discharge the cleaned waste through the chip removal opening and the chip removal pipe and collect the waste into the collecting box in the placing frame, avoids secondary pollution. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0017] Figure 1 is a schematic diagram of a main structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0018] Figure 2 is a schematic diagram of a side structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0019] Figure 3 is a schematic diagram of an internal structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0020] Figure 4 is a schematic diagram of a filter assembly part structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0021] Figure 5 is a schematic diagram of a filter assembly part and cleaning assembly structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0022] Figure 6 is a schematic diagram of a detection assembly structure of a molecular sieve adsorption tower according to an embodiment of the present application;

[0023] Figure 7 is a schematic diagram of a placing frame and collection box structure of a molecular sieve adsorption tower according to an embodiment of the present application.

[0024] Reference signs:

[0025] 1, tower body; 2, filter assembly; 201, gas uniform distribution pipe; 202, gas guide hopper one; 203, filter frame; 204, gas guide hopper two; 205, filter screen plate; 206, activated carbon filter screen plate; 207, molecular sieve filter screen plate; 3, detection assembly; 301, detection box; 302, gas sensor; 303, control valve one; 304, conveying pipe; 305, control valve two; 306, gas inlet pipe; 307, conveying pump; 4, cleaning assembly; 401, electric telescopic rod; 402, cleaning brush; 5, chip removal pipe; 6, placing frame; 7, collection box; 8, sealing plate; 9, fixing screw; 10, shielding cover; 11, lock catch. DETAILED DESCRIPTION

[0026] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Embodiment one:

[0028] Please refer to Figures 1-7 A molecular sieve adsorption tower, comprising a tower body 1, a maintenance opening is formed in the upper part of the tower body 1, a shielding cover 10 is installed on the inner wall of the maintenance opening, a plurality of lock buckles 11 are fixed on one side of the shielding cover 10 and the tower body 1, a filtering assembly 2 is arranged on one side of the tower body 1, the filtering assembly 2 comprises a gas uniform distribution pipe 201 penetrating through one side of the tower body 1, a gas guide hopper one 202 is fixed on the surface of the gas uniform distribution pipe 201, and a filtering frame 203 penetrates through one end of the gas guide hopper one 202;

[0029] The filtering frame 203 is fixed on the inner wall of the tower body 1 on both sides, a gas guide hopper two 204 is fixed on one end of the filtering frame 203, one side of the gas guide hopper one 202 is fixedly connected with one side of the inner wall of the tower body 1, a filtering groove is formed in the gas guide hopper one 202 and the filtering frame 203, a filter screen plate 205 is installed on the inner wall of the filtering groove of the gas guide hopper one 202, an activated carbon filter screen plate 206 and a molecular sieve filter screen plate 207 are installed on the inner wall of the filtering groove of the filtering frame 203, and the number of the filtering frame 203 is two, which can also be adjusted according to the use condition;

[0030] Sealing plates 8 are arranged on the molecular sieve filter screen plate 207, the activated carbon filter screen plate 206 and the filter screen plate 205, sealing gaskets (not shown in the figure) are arranged at the positions, where the sealing plates 8 are in contact with the filtering grooves, below the sealing plates 8, a plurality of fixing screws 9 are threadedly connected to the sealing plates 8, the number of the fixing screws 9 is two, one end of the fixing screw 9 is threadedly connected with the inner wall of the filtering groove, a plurality of electric heating wires (not shown in the figure) are installed on one side of the molecular sieve filter screen plate 207, and the electric heating wires are used for assisting in drying treatment of the molecular sieve filter screen plate 207, and the electric heating wires are installed on the inner wall of the filtering frame 203;

[0031] A detection assembly 3 is arranged on the filtering assembly 2, the detection assembly 3 comprises a detection box 301 arranged at one end of the filtering assembly 2, one end of the gas guide hopper two 204 penetrates through the tower body 1 and is connected with one side of the detection box 301, a gas sensor 302 is installed on the inner wall of the detection box 301, and the number of the gas sensor 302 is adjusted according to the actual condition, and the gas sensor 302 is used for detecting carbon monoxide, carbon dioxide and sulfide;

[0032] Two sides of the detection box 301 are penetrated by control valve one 303, one end of one of the control valve one 303 is connected with the conveying pipe 304, one end of the conveying pipe 304 is connected with control valve two 305, one end of the control valve two 305 is connected with the air inlet pipe 306, one end of the air inlet pipe 306 is connected with the conveying pump 307, one end of the conveying pump 307 is connected with one end of the filter assembly 2, one end of the air guide bucket two 204 is penetrated through the tower body 1 and connected with one side of the detection box 301.

[0033] Embodiment two:

[0034] Please refer to Figures 1-7 A molecular sieve adsorption tower, a cleaning assembly 4 is arranged on one side of the filter assembly 2, the cleaning assembly 4 comprises an electric telescopic rod 401 penetrated through the air guide bucket one 202, a cleaning brush 402 is fixed to one end of the electric telescopic rod 401, the lower side of the cleaning brush 402 is provided with a sealing gasket (not shown in the figure) below the shielding cover 10 in actual use, so as to improve the sealing performance, the sealing gaskets are respectively in contact with the inner walls of the chip removal opening and the maintenance opening, guide grooves are arranged on the inner walls of the two sides of the air guide bucket one 202, the inner walls of the guide grooves are connected with the two ends of the cleaning brush 402, and one side of the cleaning brush 402 is in contact with one side of the activated carbon filter screen plate 206;

[0035] The inner wall of the air guide bucket one 202 is provided with a chip removal opening, the upper side of the chip removal opening is in contact with the lower side of the cleaning brush 402, a chip removal pipe 5 is fixed to the inner wall of the chip removal opening, one end of the chip removal pipe 5 is penetrated through the lower side of the tower body 1, a placing frame 6 is fixed to the lower side of the tower body 1, a collection box 7 is installed on the inner wall of the placing frame 6, and the collection box 7 is opposite to the chip removal pipe 5 in position;

[0036] The electric telescopic rod 401, the conveying pump 307, the control valve two 305, the control valve one 303, the gas sensor 302 and the electric heating wire are electrically connected with a controller in actual use, and the controller, the electric telescopic rod 401, the conveying pump 307, the control valve two 305, the control valve one 303, the gas sensor 302 and the electric heating wire are electrically connected with an external power supply.

[0037] According to the above technical scheme of the utility model, the gas to be treated in working is conveyed to the gas uniform distribution pipe 201 by the conveying pump 307 through the air inlet pipe 306, the gas is filtered by the filter screen plate 205 arranged in the air guide bucket one 202, the impurities or large particle substances in the conveyed gas can be filtered, the filtered gas is conveyed to the filter frame 203 through the air guide bucket one 202, and then is subjected to deep adsorption separation treatment through the activated carbon filter screen plate 206 and the molecular sieve filter screen plate 207 arranged on the filter frame 203, the electric heating wire installed on the molecular sieve filter screen plate 207 can assist in heating and drying treatment, so that the adsorbed substances are removed, the adsorption capacity of the molecular sieve is restored, and the key step of ensuring long-term and high-efficiency operation of the adsorption tower is ensured.

[0038] The processed gas is guided to the detection box 301 through the gas guide hopper 204, and the gas sensor 302 detects the gas composition in real time to determine whether the filtered gas meets the discharge standard.

[0039] In order to prevent the filter screen from being blocked and affecting the efficiency, the cleaning assembly 4 is regularly started, the electric telescopic rod 401 drives the cleaning brush 402 to move along the guide groove, and the impurities attached to the filter screen 205 are scraped off, the cleaned impurities fall into the chip removal pipe 5 through the chip removal port, and finally collected into the collection box 7 in the placing frame 6, and meanwhile, the maintenance opening is arranged above the tower body 1, and the staff can perform internal inspection or replace parts such as the activated carbon filter screen 206 and the molecular sieve filter screen 207 by opening the shielding cover 10 and unlocking the lock buckle 11.

[0040] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A molecular sieve adsorption column characterized by, The utility model provides a filter assembly, detection assembly and cleaning assembly are arranged on the one side of the tower body (1), the filter assembly (2) is arranged on the one side of the tower body (1), the detection assembly (3) is arranged on the filter assembly (2), the detection assembly (3) includes the detection box (301) of the one end of filter assembly (2) setting, the inner wall of detection box (301) is installed gas sensor (302), the both sides of detection box (301) are penetrated control valve one (303), one control valve one (303) one end is connected with the conveying pipe (304), the conveying pipe (304) one end is connected with control valve two (305), control valve two (305) one end is connected with the air inlet pipe (306), the air inlet pipe (306) one end is connected with the delivery pump (307), the delivery pump (307) one end is connected with the one end of filter assembly (2), the one side of filter assembly (2) is provided with cleaning assembly (4).

2. A molecular sieve adsorbent bed according to claim 1, wherein, The filter assembly (2) includes a gas uniform distribution pipe (201) penetrating through one side of the tower body (1), a gas guide bin (202) is fixed on the surface of the gas uniform distribution pipe (201), one side of the gas guide bin (202) is fixedly connected with one side of the inner wall of the tower body (1), a filter frame (203) penetrates through one end of the gas guide bin (202), the filter frame (203) is fixed on both sides of the inner wall of the tower body (1), a gas guide bin (204) is fixed on one end of the filter frame (203), one end of the gas guide bin (204) penetrates through the tower body (1) and is connected with one side of the detection box (301), a filter groove is formed on the gas guide bin (202) and the filter frame (203), a filter screen (205) is installed on the inner wall of the filter groove of the gas guide bin (202), an activated carbon filter screen (206) and a molecular sieve filter screen (207) are installed on the inner wall of the filter groove of the filter frame (203).

3. A molecular sieve adsorbent bed according to claim 2, wherein, The cleaning assembly (4) includes an electric telescopic rod (401) penetrating through the gas guide bin (202), a cleaning brush (402) is fixed on one end of the electric telescopic rod (401), guide grooves are formed on both sides of the inner wall of the gas guide bin (202), the inner wall of the guide grooves is connected with both ends of the cleaning brush (402), one side of the cleaning brush (402) is in contact with one side of the activated carbon filter screen (206).

4. A molecular sieve adsorbent bed according to claim 3, wherein, A chip removal opening is formed on the inner wall of the gas guide bin (202), the lower part of the cleaning brush (402) is in contact with the upper part of the chip removal opening, a chip removal pipe (5) is fixed on the inner wall of the chip removal opening, one end of the chip removal pipe (5) penetrates through the lower part of the tower body (1).

5. A molecular sieve adsorbent bed according to claim 4, wherein, A placement frame (6) is fixed on the lower part of the tower body (1), a collection box (7) is installed on the inner wall of the placement frame (6), the collection box (7) is opposite to the chip removal pipe (5).

6. A molecular sieve adsorbent bed according to claim 5, wherein, Sealing plates (8) are arranged on the molecular sieve filter screen (207), the activated carbon filter screen (206) and the filter screen (205), a plurality of fixing screws (9) are threadedly connected with the sealing plates (8), one end of the fixing screws (9) is threadedly connected with the inner wall of the filter groove.

7. A molecular sieve adsorbent bed according to claim 6, wherein, The upper portion of the tower body (1) is provided with a maintenance opening, the inner wall of the maintenance opening is provided with a shielding cover (10), and the shielding cover (10) is fixed with a plurality of lock buckles (11) on one side of the tower body (1).

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