CN217662476U

CN217662476U - Molecular sieve drying tower

Info

Publication number: CN217662476U
Application number: CN202221568584.9U
Authority: CN
Inventors: 石磊; 郭启林; 缪世阳; 陈燕
Original assignee: Nantong Star Graphite Co ltd
Current assignee: Nantong Star Graphite Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-10-28
Anticipated expiration: 2032-06-22

Abstract

The utility model relates to a dry technical field of molecular sieve specifically discloses a molecular sieve drying tower, including the body of the tower and upper cover and the low head of setting both ends about the body of the tower, be equipped with the air inlet on the upper cover, be equipped with the gas outlet on the low head, the upper and lower both ends of body of the tower inboard all are equipped with the supporting part, are equipped with the adsorption part between two supporting parts at upper and lower both ends, and the adsorption part includes that a plurality of layers are equipped with the tetrafluoro bag of packing and molecular sieve granule, and the tetrafluoro bag is laid between packing and supporting part. The graphite ring is arranged on the filter screen, and the problem that molecular sieve particles fall from the outer side of the support plate is effectively avoided by the graphite ring; the problem that molecular sieve particles are fine and easy to leak is solved by adopting the PTFE bags and the filter screens which are provided with the molecular sieve particles, so that the problem that impurities are accumulated on the inner side of the lower end socket is avoided, meanwhile, the water in the hydrogen chloride gas is simply and effectively adsorbed, the equipment cost is saved, and the production efficiency is improved.

Description

Molecular sieve drying tower

Technical Field

The utility model belongs to the technical field of the molecular sieve is dry, specifically a molecular sieve drying tower.

Background

The existing molecular sieve drying tower basically compresses a support plate through a spring, but the support plate is loosened due to the fact that the spring is compressed under the condition of air flow impact, so that the inner side of a tower body of the molecular sieve drying tower is damaged, the service life of the molecular sieve drying tower is shortened, the spring is difficult to install in the compression process, the stress of the support plate is not uniform due to the fact that the spring is not installed in place, and therefore the effect of adsorbing moisture in hydrogen chloride gas and the efficiency of drying and dew point reducing are reduced; the problem that molecular sieve particles fall off cannot be prevented by the design of a support plate of the conventional molecular sieve drying tower, so that the molecular sieve drying tower needs to be invented.

Disclosure of Invention

The utility model aims at providing a molecular sieve drying tower has solved the above-mentioned problem that proposes.

For solving the technical problem, the utility model provides a molecular sieve drying tower, be in including body of the tower and setting the upper cover and the low head at both ends about the body of the tower, be equipped with the air inlet on the upper cover, be equipped with the gas outlet on the low head, the upper and lower both ends of body of the tower inboard all are equipped with the supporting part, two at upper and lower both ends be equipped with the adsorption part between the supporting part, the adsorption part is equipped with the tetrafluoro bag of molecular sieve granule including packing, a plurality of layers, the tetrafluoro bag is laid the packing with between the supporting part.

Furthermore, the supporting part includes the backup pad and installs filter screen in the backup pad, the backup pad inlays to be established the upper and lower both ends of body of the tower, the backup pad passes through respectively the upper cover with the low head compresses tightly, be equipped with a plurality of through-hole in the backup pad, a plurality of the through-hole is the latticed setting alternately.

Furthermore, a graphite ring is arranged on the filter screen, and the graphite ring is fixed with the support plate through a fastener.

Further, an upper cover plate is installed at the top of the upper end enclosure, a hole communicated with the air inlet is formed in the upper cover plate, a lower cover plate is installed at the bottom of the lower end enclosure, a hole communicated with the air outlet is formed in the lower cover plate, a plurality of supporting legs are arranged at the bottom of the lower cover plate, and the upper cover plate and the lower cover plate are fixed through fasteners.

Furthermore, the material of the tetrafluoro bag is tetrafluoro material.

Furthermore, the material of backup pad is the graphite material, the backup pad is discoid.

The utility model has the advantages that the supporting plate in the utility model is pressed at the upper and lower ends of the tower body through the upper and lower sealing heads, so that the supporting plate can not move up and down due to the influence of the air flow, and the problem of difficult installation of the spring pressing supporting plate in the prior art is solved; the upper cover plate and the lower cover plate are fixed through fasteners, so that the problem that the tower body, the upper seal head and the lower seal head are loosened is solved; the graphite ring is arranged on the filter screen, and the problem that molecular sieve particles fall from the outer side of the support plate is effectively solved by the graphite ring; the problem that molecular sieve particles are fine and easy to leak is solved by adopting the PTFE bags and the filter screens which are provided with the molecular sieve particles, so that the problem that impurities are accumulated on the inner side of the lower end socket is avoided, meanwhile, the water in the hydrogen chloride gas is simply and effectively adsorbed, the equipment cost is saved, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a cross-sectional view of the overall structure of a molecular sieve drying tower;

FIG. 2 is a bottom view of a support plate of a molecular sieve drying column;

FIG. 3 is a partial cross-sectional view of a support plate of a molecular sieve drying column;

in the figure: 1-upper end enclosure, 2-tower body, 3-lower end enclosure, 4-supporting feet, 5-upper cover plate, 6-lower cover plate, 7-supporting part, 9-adsorption part, 10-graphite ring, 11-air inlet, 12-air outlet, 71-supporting plate, 72-through hole, 73-filter screen, 91-filler, 92-molecular sieve particle and 93-tetrafluoro bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In a specific embodiment of the present invention, as shown in fig. 1-3, a molecular sieve drying tower is specifically disclosed, which comprises a tower body 2, and an upper head 1 and a lower head 3 disposed at the upper end and the lower end of the tower body 2, wherein the upper head 1 is provided with an air inlet 11, the lower head 3 is provided with an air outlet 12, and the inner sides of the upper head 1 and the lower head 3 are both provided with slopes, so that the dropped molecular sieve particles 92 slide out from the slopes of the air outlet 12, thereby avoiding the situation that the molecular sieve particles 92 are stacked at the air outlet 12; an upper cover plate 5 is installed at the top of the upper sealing head 1, a hole communicated with the air inlet 11 is formed in the upper cover plate 5, a lower cover plate 6 is installed at the bottom of the lower sealing head 3, a hole communicated with the air outlet 12 is formed in the lower cover plate 6, a plurality of supporting legs 4 are arranged at the bottom of the lower cover plate 6, and the upper cover plate 5 and the lower cover plate 6 are fixed through fasteners.

The upper and lower both ends of 2 inboards of body of the tower all are equipped with supporting part 7, supporting part 7 is two, two at upper and lower both ends be equipped with adsorption part 9 between the supporting part 7, adsorption part 9 is equipped with the tetrafluoro bag 93 of molecular sieve granule 92 including packing 91, a plurality of layers, tetrafluoro bag 93 is laid packing 91 with between the supporting part 7, the material of tetrafluoro bag 93 is the tetrafluoro material.

The supporting part 7 includes the backup pad 71 and installs filter screen 73 in the backup pad 71, the backup pad 71 inlays and establishes the upper and lower both ends of body of the tower 2, the backup pad 71 passes through respectively the upper cover 1 with the low head 3 compresses tightly, the material of backup pad 71 is graphite material, the backup pad 71 is discoid, be equipped with a plurality of through-hole 72 in the backup pad 71, a plurality of the through-hole 72 is latticed setting alternately.

The filtering net 73 is provided with a graphite ring 10, and the graphite ring 10 and the supporting plate 71 are fixed through a fastener.

The utility model discloses a work flow: after entering from the hole of the upper cover plate 5 of the molecular sieve drying tower, which is communicated with the gas inlet 11, and the gas inlet 11, the hydrogen chloride gas sequentially passes through the plurality of through holes 72 on the upper support plate 71 on the inner side of the tower body 2, the plurality of layers of tetrafluoro bags 93 filled with the molecular sieve particles 92, the filler 91, the plurality of through holes 72 on the lower support plate 71 on the inner side of the tower body 2, and the plurality of layers of tetrafluoro bags 93 filled with the molecular sieve particles 92, so that the moisture in the hydrogen chloride gas is adsorbed, and the dehydrated hydrogen chloride gas is output from the gas outlet 12.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.

Claims

1. The utility model provides a molecular sieve drying tower, its characterized in that is in including body of the tower (2) and setting upper cover (1) and low head (3) at both ends about body of the tower (2), be equipped with air inlet (11) on upper cover (1), be equipped with gas outlet (12) on low head (3), the upper and lower both ends of body of the tower (2) inboard all are equipped with supporting part (7), two at upper and lower both ends be equipped with between supporting part (7) adsorption part (9), adsorption part (9) are equipped with tetrafluoro bag (93) of molecular sieve granule (92) including packing (91) and a plurality of layers, tetrafluoro bag (93) are laid packing (91) with between supporting part (7).

2. The molecular sieve drying tower of claim 1, wherein the support part (7) comprises a support plate (71) and a filter screen (73) installed on the support plate (71), the support plate (71) is embedded at the upper end and the lower end of the tower body (2), the support plate (71) is compressed by the upper seal head (1) and the lower seal head (3) respectively, the support plate (71) is provided with a plurality of through holes (72), and the plurality of through holes (72) are arranged in a grid shape in a crossed manner.

3. The molecular sieve drying tower according to claim 2, wherein a graphite ring (10) is arranged on the filter screen (73), and the graphite ring (10) and the support plate (71) are fixed by a fastener.

4. The molecular sieve drying tower of claim 1, wherein an upper cover plate (5) is installed at the top of the upper end enclosure (1), a hole communicated with the air inlet (11) is formed in the upper cover plate (5), a lower cover plate (6) is installed at the bottom of the lower end enclosure (3), a hole communicated with the air outlet (12) is formed in the lower cover plate (6), a plurality of supporting legs (4) are arranged at the bottom of the lower cover plate (6), and the upper cover plate (5) and the lower cover plate (6) are fixed through fasteners.

5. The molecular sieve drying tower according to claim 1, wherein the tetrafluoro bag (93) is made of tetrafluoro material.

6. The molecular sieve drying tower of claim 2, wherein the support plate (71) is made of graphite, and the support plate (71) is in the shape of a disk.