CN217272625U - Sealing structure for built-in filter in BDO industry - Google Patents

Sealing structure for built-in filter in BDO industry Download PDF

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Publication number
CN217272625U
CN217272625U CN202220617643.0U CN202220617643U CN217272625U CN 217272625 U CN217272625 U CN 217272625U CN 202220617643 U CN202220617643 U CN 202220617643U CN 217272625 U CN217272625 U CN 217272625U
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China
Prior art keywords
positioning flange
shell
filter
sealing ring
bdo
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Application number
CN202220617643.0U
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Chinese (zh)
Inventor
吴新东
张小岭
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Guangzhou Guangba Laboratory System Technology Co ltd
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Shanghai Fuaisi Filtration Technology Co ltd
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Priority to CN202220617643.0U priority Critical patent/CN217272625U/en
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Abstract

The utility model discloses a sealing structure for a built-in filter in BDO industry, which comprises a top shell, wherein a connecting pipe is arranged on the top shell, the top of the top shell is connected with a bottom shell, the top shell and the bottom shell form a filtering shell, a filtering core positioned in the filtering shell is arranged at the inner end part of the connecting pipe, a first positioning flange is arranged at the butt joint end of the top shell and the bottom shell, a second positioning flange is arranged at the butt joint end of the bottom shell and the top shell, the first positioning flange and the second positioning flange are fixed through bolts, and an inflation sealing mechanism is arranged between the first positioning flange and the second positioning flange; the top of drain pan is equipped with row material pipe, the tip threaded connection who arranges the material pipe has the collecting box. The utility model discloses effectively avoid rubber seal to cause to use fatigue because of long-time the use, and lead to the leakproofness variation of the junction of top shell, drain pan.

Description

Sealing structure for built-in filter in BDO industry
Technical Field
The utility model relates to a filter sealing technique field specifically is a seal structure that is used for built-in filter of BDO trade.
Background
BDO is an industrial product, is a chemical production project, is called 1,4 butanediol, is colorless oil, is not volatile, and is condensed below 25 ℃; in the in-process to its chemical production that carries out, need utilize a large amount of filters greatly to carry out filtration treatment, and what the junction of current filter adopted is that the rubber circle is sealed, can using for a long time, the rubber circle can produce fatigue, leads to elasticity to reduce to lead to sealed effect variation, and cause the leakage. Therefore, the sealing structure for the built-in filter in the BDO industry is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a seal structure for BDO trade built-in filter, including the top shell, be equipped with the connecting pipe on the top shell, the top of top shell is connected with the drain pan, top shell and drain pan form the filtration casing, the interior tip of connecting pipe is installed and is located the filter core that filters the casing inside, the butt joint end of top shell and drain pan is equipped with first locating flange, the butt joint end of drain pan and top shell is equipped with the second locating flange, fix through the bolt between first locating flange and the second locating flange, and be equipped with inflatable seal mechanism between first locating flange and the second locating flange; the top of drain pan is equipped with row material pipe, the tip threaded connection who arranges the material pipe has the collecting box.
As a preferred technical scheme of the utility model, aerify sealing mechanism including setting up the rubber seal between first flange and second flange, rubber seal's inside is equipped with aerifys the chamber, be equipped with first sealed annular on the first flange, be equipped with the sealed annular of second on the second flange, first sealed annular forms the seal groove with the butt joint of the sealed annular of second, rubber seal sets up in the seal groove.
As an optimized technical scheme of the utility model, rubber seal is the extrusion state and sets up between first flange and second flange.
As a preferred technical scheme of the utility model, be equipped with the gas tube with aerifing the chamber intercommunication on the rubber seal, the tip of gas tube is equipped with the gassing valve, still be equipped with the barometer that is used for carrying out the monitoring to the inside atmospheric pressure of aerifing the chamber on the gas tube.
As an optimized technical scheme of the utility model, be equipped with the through-hole that supplies the gas tube to pass on first flange or the second flange.
As an optimized technical scheme of the utility model, the bottom of drain pan is for leaking hopper-shaped.
The beneficial effects of the utility model are that:
the sealing structure for the built-in filter in the BDO industry seals the joint of the top shell and the bottom shell by arranging the inflatable sealing mechanism between the first positioning flange and the second positioning flange of the top shell and the bottom shell which are connected with each other, mainly comprises a sealing groove formed by clamping the rubber sealing ring into the butt joint of the first sealing ring groove and the second sealing ring groove, arranging the rubber sealing ring between the first positioning flange and the second positioning flange in an extrusion state, inflating gas into an inflating cavity in the rubber sealing ring through the inflating pipe to expand the rubber sealing ring, so that the rubber sealing ring has better effect, effectively avoids the use fatigue of the rubber sealing ring due to long-time use, and the sealing performance of the joint of the top shell and the bottom shell is deteriorated, the top of the bottom shell is provided with the discharging pipe, and the end part of the discharging pipe is in threaded connection with the collecting box, the top shell and the bottom shell do not need to be opened when deslagging.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a sealing structure for a built-in filter in the BDO industry of the present invention;
FIG. 2 is a schematic structural view of an inflatable sealing mechanism of the sealing structure for the built-in filter in the BDO industry according to the invention;
fig. 3 is a schematic structural diagram of a first seal ring groove of a seal structure for a built-in filter in the BDO industry of the present invention.
In the figure: 1. a top shell; 2. a connecting pipe; 3. a bottom case; 4. a filter element; 5. a first positioning flange; 7. an inflation sealing mechanism; 8. a discharge pipe; 9. a collection box; 10. a rubber seal ring; 11. an inflation cavity; 12. a first seal ring groove; 13. a second seal ring groove; 14. An inflation tube; 15. a charging and discharging valve; 16. a barometer; 17. and a through hole.
Detailed Description
The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.
The embodiment is as follows: as shown in fig. 1-3, the utility model relates to a seal structure for built-in filter of BDO trade, including top shell 1, be equipped with connecting pipe 2 on top shell 1, the top of top shell 1 is connected with drain pan 3, top shell 1 and drain pan 3 form and filter the casing, the interior tip of connecting pipe 2 is installed and is located the filter core 4 that filters the casing inside, the butt joint end of top shell 1 and drain pan 3 is equipped with first positioning flange 5, the butt joint end of drain pan 3 and top shell 1 is equipped with the second positioning flange, fix through the bolt between first positioning flange 5 and the second positioning flange, and be equipped with inflatable seal mechanism 7 between first positioning flange 5 and the second positioning flange; the top of drain pan 3 is equipped with row material pipe 8, the tip threaded connection of arranging material pipe 8 has collecting box 9.
Aerify sealing mechanism 7 including setting up rubber seal 10 between first flange 5 and second flange, rubber seal 10's inside is equipped with aerifys chamber 11, be equipped with first sealed annular 12 on the first flange 5, be equipped with second sealed annular 13 on the second flange, first sealed annular 12 and the butt joint of second sealed annular 13 form the seal groove, rubber seal 10 sets up in the seal groove.
The rubber sealing ring 10 is arranged between the first positioning flange 5 and the second positioning flange in a squeezing state. An inflation sealing mechanism 7 is arranged between a first positioning flange 5 and a second positioning flange of a top shell 1 and a bottom shell 3 which are connected with each other, so that the joint of the top shell 1 and the bottom shell 3 is sealed, a rubber sealing ring 10 is clamped into a sealing groove formed by butting a first sealing ring groove 12 and a second sealing ring groove 13, the rubber sealing ring 10 is arranged between the first positioning flange 5 and the second positioning flange in an extrusion state, gas is filled into an inflation cavity 11 in the rubber sealing ring 10 through an inflation pipe 14, so that the rubber sealing ring 10 is expanded, the rubber sealing ring 10 has a good effect, the problem that the sealing performance of the joint of the top shell 1 and the bottom shell 3 is poor due to long-time use fatigue of the rubber sealing ring 10 is effectively avoided, a material discharging pipe 8 is arranged at the top of the bottom shell 3, a collecting box 9 is connected to the end part of the material discharging pipe 8 through threads, the top shell 1 and the bottom shell 3 do not need to be opened when deslagging.
Be equipped with the gas tube 14 with aerifing the chamber 11 intercommunication on the rubber seal 10, the tip of gas tube 14 is equipped with fills bleed valve 15, still be equipped with the barometer 16 that is used for carrying out the monitoring to the inside atmospheric pressure of aerifing the chamber 11 on the gas tube 14, come to detect the inside atmospheric pressure of aerifing the chamber through the barometer, and be convenient for detect the sealing performance of rubber seal 10.
The first positioning flange 5 or the second positioning flange is provided with a through hole 17 for the inflation tube 14 to pass through.
The bottom of drain pan 3 is for leaking hopper-shaped, conveniently arranges the material.
The working principle is as follows: an inflation sealing mechanism 7 is arranged between a first positioning flange 5 and a second positioning flange of a top shell 1 and a bottom shell 3 which are connected with each other, so that the joint of the top shell 1 and the bottom shell 3 is sealed, a rubber sealing ring 10 is clamped into a sealing groove formed by butting a first sealing ring groove 12 and a second sealing ring groove 13, the rubber sealing ring 10 is arranged between the first positioning flange 5 and the second positioning flange in an extrusion state, gas is filled into an inflation cavity 11 in the rubber sealing ring 10 through an inflation pipe 14, so that the rubber sealing ring 10 is expanded, the rubber sealing ring 10 has a good effect, the problem that the sealing performance of the joint of the top shell 1 and the bottom shell 3 is poor due to long-time use fatigue of the rubber sealing ring 10 is effectively avoided, a material discharging pipe 8 is arranged at the top of the bottom shell 3, a collecting box 9 is connected to the end part of the material discharging pipe 8 through threads, the top shell 1 and the bottom shell 3 do not need to be opened when deslagging.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A seal structure that is used for built-in filter of BDO trade which characterized in that: the filter element comprises a top shell (1), wherein a connecting pipe (2) is arranged on the top shell (1), a bottom shell (3) is connected to the top of the top shell (1), the top shell (1) and the bottom shell (3) form a filter shell, a filter element (4) positioned in the filter shell is installed at the inner end part of the connecting pipe (2), a first positioning flange (5) is arranged at the butt joint end of the top shell (1) and the bottom shell (3), a second positioning flange is arranged at the butt joint end of the bottom shell (3) and the top shell (1), the first positioning flange (5) and the second positioning flange are fixed through bolts, and an inflation sealing mechanism (7) is arranged between the first positioning flange (5) and the second positioning flange; the top of drain pan (3) is equipped with row material pipe (8), the tip threaded connection of arranging material pipe (8) has collecting box (9).
2. The sealing structure for the built-in filter in the BDO industry according to claim 1, wherein the inflation sealing mechanism (7) comprises a rubber sealing ring (10) arranged between a first positioning flange (5) and a second positioning flange, an inflation cavity (11) is arranged inside the rubber sealing ring (10), a first sealing ring groove (12) is arranged on the first positioning flange (5), a second sealing ring groove (13) is arranged on the second positioning flange, the first sealing ring groove (12) and the second sealing ring groove (13) are butted to form a sealing groove, and the rubber sealing ring (10) is arranged in the sealing groove.
3. The sealing structure for the built-in filter in the BDO industry is characterized in that the rubber sealing ring (10) is arranged between the first positioning flange (5) and the second positioning flange in a pressing state.
4. The sealing structure for the built-in filter in the BDO industry as claimed in claim 2, wherein the rubber sealing ring (10) is provided with an inflation tube (14) communicated with the inflation cavity (11), the end of the inflation tube (14) is provided with an inflation and deflation valve (15), and the inflation tube (14) is further provided with a barometer (16) for monitoring the internal air pressure of the inflation cavity (11).
5. A sealing structure for an internal filter in BDO industry according to claim 4, wherein the first positioning flange (5) or the second positioning flange is provided with a through hole (17) for a gas filling pipe (14) to pass through.
6. The sealing structure for a BDO industry built-in filter is characterized in that the bottom of the bottom shell (3) is funnel-shaped.
CN202220617643.0U 2022-03-21 2022-03-21 Sealing structure for built-in filter in BDO industry Active CN217272625U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220617643.0U CN217272625U (en) 2022-03-21 2022-03-21 Sealing structure for built-in filter in BDO industry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220617643.0U CN217272625U (en) 2022-03-21 2022-03-21 Sealing structure for built-in filter in BDO industry

Publications (1)

Publication Number Publication Date
CN217272625U true CN217272625U (en) 2022-08-23

Family

ID=82869513

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220617643.0U Active CN217272625U (en) 2022-03-21 2022-03-21 Sealing structure for built-in filter in BDO industry

Country Status (1)

Country Link
CN (1) CN217272625U (en)

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20230824

Address after: No. 28-2, Low Yong Village Section, Haiyong Road, Shiqi Town, Panyu District, Guangzhou City, Guangdong Province, 510000

Patentee after: Guangzhou Guangba Laboratory System Technology Co.,Ltd.

Address before: 201507 Room 102, building 4, No. 11, Fuzhou Road, Jing Town, Jinshan District, Shanghai

Patentee before: Shanghai fuaisi Filtration Technology Co.,Ltd.

TR01 Transfer of patent right