CN220860942U

CN220860942U - Electronic-grade AHF gas filtering and separating tower

Info

Publication number: CN220860942U
Application number: CN202322454422.3U
Authority: CN
Inventors: 李青青; 雷瑞鸾; 邱志强
Original assignee: Jiangxi Xinguang Electronics Technology Co ltd
Current assignee: Jiangxi Xinguang Electronics Technology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-30
Anticipated expiration: 2033-09-11

Abstract

The utility model relates to the technical field of AHF gas purification, and provides an electronic-grade AHF gas filtering and separating tower, which comprises the following components: the table body, the surface fixation of table body one side inlays and is equipped with the knockout tower, still includes: the first chute is arranged on the outer surface of the separation tower close to the upper end, and a first filter box is movably embedded in the first chute; and the second chute is arranged on one side of the separation tower away from the first chute. The inside that needs filterable AHF gas was carried the separator through the intake pipe, open the aspiration pump and can extract AHF gas, the filter cartridge of movable mounting that AHF gas is close to the upper end through the separator is first, keep off too big impurity that contains in the AHF gas, filter cartridge second further carries out secondary filtration to AHF gas, the cleanness of effectual improvement AHF gas, the inside of filter vat is passed through the connecting pipe to the AHF gas after twice filtration, the inside activity of filter vat is inlayed and is equipped with the filter core, the filter core is more careful filters the AHF gas.

Description

Electronic-grade AHF gas filtering and separating tower

Technical Field

The utility model relates to the technical field of AHF gas purification, in particular to an electronic-grade AHF gas filtering and separating tower.

Background

The AHF is anhydrous hydrogen fluoride, namely anhydrous hydrogen fluoride, is a chemical product with wide application, has the appearance of hydrofluoric acid with more than 99% of colorless fuming liquid, and is easy to gasify under reduced pressure or high temperature. Is mainly used for preparing fluorine salt, fluorohaloalkane, fluororefrigerant, corrosive glass, impregnated wood, electrolytic element fluorine and the like.

But in prior art, mostly adopt when filtering AHF gas and install filter equipment at the air inlet or the gas outlet of intake pipe generally, but make the condition that the intake pipe is blockked up easily, production technology is difficult to control, and the clearance is got up also comparatively troublesome, and traditional gas filtration equipment is inconvenient to clear up its inside moreover, causes the inside of knockout tower to pile up how big impurity easily for a long time to influence filterable effect.

Disclosure of utility model

The utility model aims to solve the problems that in the prior art, most of the filtering devices are usually arranged at the air inlet or the air outlet of an air inlet pipe when AHF gas is filtered, but the air inlet pipe is easy to be blocked, the production process is difficult to control and the cleaning is relatively troublesome, the traditional gas filtering equipment is inconvenient to clean the inside of the air filtering equipment, and the impurities accumulated in a separating tower are easily caused for a long time, so that the filtering effect is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: an electronic grade AHF gas filtration separation column comprising: the table body, the surface fixation of table body one side inlays and is equipped with the knockout tower, still includes:

The first chute is arranged on the outer surface of the separation tower close to the upper end, and a first filter box is movably embedded in the first chute;

the second chute is arranged on one side, far away from the first chute, of the separation tower, and a second filter box is movably embedded in the second chute;

The sealing rings are fixedly arranged on the outer surfaces of the first filter box and the second filter box close to the front end respectively;

The air inlet pipe is fixedly arranged on the outer surface of the separation tower, which is close to the top, and a valve I is arranged on the outer surface of the air inlet pipe;

The two mounting plates are fixedly arranged on two sides, close to the first chute, of the separation tower, water pumps are fixedly arranged on the outer surfaces of the tops of the two mounting plates, and the output ends of the two water pumps are fixedly connected with water inlet pipes;

And the spray heads are fixedly arranged at the upper end of the separation tower, which is close to the inside, and are respectively connected with the two water inlet pipes.

Preferably, a filter vat is fixedly arranged on one side, far away from the separation tower, of the table body, a filter element is movably embedded in the filter vat, and a sealing cover is arranged on the outer surface of the top of the filter vat in a threaded manner.

Preferably, the opposite surface of the filter vat and the separating tower is fixedly connected with a connecting pipe, and the outer surface of the connecting pipe is provided with a control valve.

Preferably, one side of the table body, which is close to the filter vat, is fixedly provided with an air extracting pump, the output end of the air extracting pump is fixedly connected with an air outlet pipe, and one end of the air outlet pipe is fixedly connected with the outer surface of the filter vat.

Preferably, the outer surface of the separation tower close to the bottom is fixedly provided with a conical box.

Preferably, a water outlet pipe is fixedly arranged on the outer surface of the bottom of the conical tank, and a valve II is arranged on the outer surface of the water outlet pipe.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. According to the utility model, the AHF gas to be filtered is conveyed into the separating tower through the air inlet pipe, the air pump is started to extract the AHF gas, the AHF gas passes through the first filter box which is movably installed near the upper end of the separating tower and can separate oversized impurities contained in the AHF gas, the second filter box can further carry out secondary filtration on the AHF gas, the cleanliness of the AHF gas is effectively improved, the AHF gas after the secondary filtration is conveyed into the filter barrel through the connecting pipe, the filter element is movably embedded in the filter barrel, the filter element can filter the AHF gas more carefully, fine impurity dust of the AHF gas is intercepted, and the filtered AHF gas is discharged from the air outlet pipe through the air pump to be collected.

2. According to the utility model, when the first filter box and the second filter box are required to be cleaned, the first filter box and the second filter box are only required to be taken out from the inside of the first chute and the second chute, impurities in the first filter box and the second filter box are cleaned, the impurities are installed in the first chute and the second chute after the impurities are cleaned, a plurality of sealing rings are fixedly installed on the outer surfaces of the first filter box and the second filter box, which are close to the front ends, the sealing rings can better improve the tightness, the leakage of AHF gas during filtration is prevented, the filter element in the filter barrel can be replaced regularly by the rotary sealing covers, the two water pumps are started to transmit cleaning water through the water inlet pipe, the inside of the separation tower can be cleaned better through a plurality of spray heads, cleaned sewage can be gathered in the conical box, and then the cleaned sewage can be discharged through the water outlet pipe after the second valve is opened.

Drawings

FIG. 1 is a schematic diagram of an electronic-grade AHF gas filtering separation tower according to the present utility model;

FIG. 2 is a schematic side view of an electronic AHF gas filtration separation tower according to the present utility model;

FIG. 3 is a schematic cross-sectional view of an electronic grade AHF gas filtration separation tower according to the present utility model;

Fig. 4 is an enlarged schematic diagram of the structure of the electronic AHF gas filtering separator shown in fig. 3 at a.

Legend description:

1. A separation tower; 101. an air inlet pipe; 102. a valve I; 103. a mounting plate; 104. a water pump; 105. a water inlet pipe; 106. a first chute; 107. a first filter box; 108. a seal ring; 109. a second filter box; 110. a second chute; 111. a connecting pipe; 112. a control valve; 113. a filter vat; 114. sealing cover; 115. an air extracting pump; 116. an air outlet pipe; 117. a table body; 118. a conical box; 119. a water outlet pipe; 120. a second valve; 121. a filter element; 122. a spray head.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1 as shown in fig. 1-4, the present utility model provides an electronic grade AHF gas filtration separation column comprising: the table body 117, the fixed knockout tower 1 that inlays of surface of table body 117 one side still includes: the first chute 106 is arranged on the outer surface of the separation tower 1 close to the upper end, and a first filter box 107 is movably embedded in the first chute 106; the second chute 110 is arranged on one side, far away from the first chute 106, of the separation tower 1, and a second filter box 109 is movably embedded in the second chute 110; the air inlet pipe 101 is fixedly arranged on the outer surface of the separation tower 1 close to the top, the valve I102 is arranged on the outer surface of the air inlet pipe 101, the filter barrel 113 is fixedly arranged on one side of the table body 117 away from the separation tower 1, the filter element 121 is movably embedded in the filter barrel 113, and the sealing cover 114 is arranged on the outer surface of the top of the filter barrel 113 in a threaded manner; the opposite surface of the filter vat 113 and the separation tower 1 is fixedly connected with a connecting pipe 111, and the outer surface of the connecting pipe 111 is provided with a control valve 112; one side of the table body 117, which is close to the filter vat 113, is fixedly provided with an air pump 115, the output end of the air pump 115 is fixedly connected with an air outlet pipe 116, and one end of the air outlet pipe 116 is fixedly connected with the outer surface of the filter vat 113.

In this embodiment, the air inlet pipe 101 is used to convey the AHF gas to be filtered into the separation tower 1, the air pump 115 is turned on to extract the AHF gas, the AHF gas passes through the first movably mounted filter box 107 of the separation tower 1 near the upper end, the excessive impurities contained in the AHF gas can be blocked, the second filter box 109 can further perform secondary filtration on the AHF gas, the cleanliness of the AHF gas is effectively improved, the filtered AHF gas is conveyed into the filter barrel 113 through the connecting pipe 111, the filter element 121 is movably embedded in the filter barrel 113, the filter element 121 can filter the AHF gas more finely, fine impurity dust of the AHF gas is intercepted, and the filtered AHF gas is discharged from the air outlet pipe 116 through the air pump 115 to be collected.

In embodiment 2, as shown in fig. 1-4, a plurality of sealing rings 108 are respectively and fixedly installed on two mounting plates 103 on the outer surfaces of a first filter box 107 and a second filter box 109, which are close to the front ends, and are fixedly installed on two sides of a first separation tower 1, which are close to a first chute 106, and the outer surfaces of the tops of the two mounting plates 103 are fixedly installed with water pumps 104, and the output ends of the two water pumps 104 are fixedly connected with a water inlet pipe 105; the spray heads 122 are fixedly arranged at the upper end of the separation tower 1 close to the inside, and the spray heads 122 are respectively connected with the two water inlet pipes 105; the outer surface of the separation tower 1 near the bottom is fixedly provided with a conical box 118; a water outlet pipe 119 is fixedly arranged on the outer surface of the bottom of the conical tank 118, and a valve II 120 is arranged on the outer surface of the water outlet pipe 119.

In this embodiment, when the first filter box 107 and the second filter box 109 need to be cleaned, only the first filter box 107 and the second filter box 109 need to be taken out from the inside of the first chute 106 and the second chute 110, after the impurities blocked by the first filter box 107 and the second filter box 109 are cleaned, a plurality of sealing rings 108 are fixedly installed on the outer surfaces of the first filter box 107 and the second filter box 109, which are close to the front ends, respectively, the sealing rings 108 can better improve the tightness, prevent the AHF gas from leaking during filtration, the rotary sealing cover 114 can regularly replace the filter core 121 inside the filter barrel 113, the two water pumps 104 are started to transmit cleaning water through the water inlet pipe 105, the inside of the separation tower 1 can be cleaned better through the plurality of spray heads 122, the cleaned sewage can be gathered in the conical tank 118, and then the cleaned sewage can be discharged through the water outlet pipe 119 by opening the second valve 120.

Working principle: when in use, the AHF gas to be filtered is conveyed into the separating tower 1 through the air inlet pipe 101, the air pump 115 is started to extract the AHF gas, the AHF gas passes through the first filter box 107 which is movably arranged near the upper end of the separating tower 1, excessive impurities in the AHF gas can be blocked, the second filter box 109 can further carry out secondary filtration on the AHF gas, the cleanness of the AHF gas is effectively improved, the AHF gas after the two-time filtration is conveyed into the filter barrel 113 through the connecting pipe 111, the filter element 121 is movably embedded in the filter barrel 113, the filter element 121 can filter the AHF gas more finely, fine impurity dust is intercepted, the filtered AHF gas is discharged from the air outlet pipe 116 through the air pump 115 to be collected, and when the first filter box 107 and the second filter box 109 are required to be cleaned, only need take it out from the inside of spout one 106 and spout two 110 can, behind the impurity clean up of separating the baffle of filtration box one 107 and filtration box two 109, in installing it to the inside of spout one 106 and spout two 110, the surface that filtration box one 107 and filtration box two 109 are close to the front end is all fixed mounting has a plurality of sealing washer 108, sealing washer 108 can better improvement seal, prevent that AHF gas from revealing when filtering, rotatory sealed lid 114 can carry out periodic replacement with filter core 121 inside filter vat 113, open two water pumps 104 and pass through inlet tube 105 transmission with the wash water, the inside to separator 1 that can be better through a plurality of shower nozzles 122 is clear up, the inside of conical tank 118 can be gathered to the sewage after the clearance, then open valve two 120 can pass through outlet pipe 119 with the sewage after the washing and discharge.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model will still fall within the protection scope of the technical solution of the present utility model.

Claims

1. An electronic grade AHF gas filtration separation column comprising: the desk body (117), the surface fixation of desk body (117) one side inlays and is equipped with knockout tower (1), its characterized in that still includes:

The first chute (106) is arranged on the outer surface of the separation tower (1) close to the upper end, and a first filter box (107) is movably embedded in the first chute (106);

A second chute (110) is arranged on one side of the separation tower (1) far away from the first chute (106), and a second filter box (109) is movably embedded in the second chute (110);

A plurality of sealing rings (108) which are respectively fixedly arranged on the outer surfaces of the first filter box (107) and the second filter box (109) close to the front end;

The air inlet pipe (101) is fixedly arranged on the outer surface of the separation tower (1) close to the top, and a valve I (102) is arranged on the outer surface of the air inlet pipe (101);

The two mounting plates (103) are fixedly arranged on two sides, close to the first chute (106), of the separation tower (1), water pumps (104) are fixedly arranged on the outer surfaces of the tops of the two mounting plates (103), and the output ends of the two water pumps (104) are fixedly connected with a water inlet pipe (105);

And the spray heads (122) are fixedly arranged at the upper end, close to the inside, of the separation tower (1), and the spray heads (122) are respectively connected with the two water inlet pipes (105).

2. An electronic grade AHF gas filtration separation column according to claim 1, wherein: one side of the table body (117) far away from the separation tower (1) is fixedly provided with a filter vat (113), a filter element (121) is movably embedded in the filter vat (113), and the outer surface of the top of the filter vat (113) is provided with a sealing cover (114) in a threaded manner.

3. An electronic grade AHF gas filtration separation column according to claim 2, wherein: the filter vat (113) is fixedly connected with a connecting pipe (111) with the opposite surface of the separation tower (1), and a control valve (112) is arranged on the outer surface of the connecting pipe (111).

4. An electronic grade AHF gas filtration separation column according to claim 1, wherein: one side of the table body (117) close to the filter vat (113) is fixedly provided with an air pump (115), the output end of the air pump (115) is fixedly connected with an air outlet pipe (116), and one end of the air outlet pipe (116) is fixedly connected with the outer surface of the filter vat (113).

5. An electronic grade AHF gas filtration separation column according to claim 1, wherein: the outer surface of the separation tower (1) close to the bottom is fixedly provided with a conical box (118).

6. An electronic grade AHF gas filtration separation column according to claim 5, wherein: the outer surface of the bottom of the conical box (118) is fixedly provided with a water outlet pipe (119), and the outer surface of the water outlet pipe (119) is provided with a valve II (120).