CN210287250U

CN210287250U - Gas filter convenient to it is clean

Info

Publication number: CN210287250U
Application number: CN201921282550.1U
Authority: CN
Inventors: 李颖; 李静峰; 何彬
Original assignee: Chengdu Jinling Energy Equipment Co ltd
Current assignee: Chengdu Jinling Energy Equipment Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-10
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a gas filter convenient to it is clean, include: the top opening of the filtering cylinder is detachably connected with the upper end cover; the filtering cylinder is provided with an air inlet pipe, an air outlet pipe and a sewage discharge pipe; a filtering piece consisting of a filter element and a filter screen is arranged in the filtering cylinder body, and the filter element is connected with the filter screen through a lifting rod; the edge of the bottom of the filter screen is positioned on a bearing convex shoulder on the inner wall of the filter cylinder body; the filter element consists of an outer cylinder with openings at two ends, an upper filter screen, a lower filter screen and an adsorption filter material, wherein the upper filter screen is slidably arranged on the lifting rod and covers the top of the outer cylinder; a plurality of baffles are arranged on two sides of the inner wall of the outer barrel and fixed on the inner wall of the outer barrel through vibration springs, and vibrators are mounted at the bottoms of the baffles. The utility model provides a gas filter convenient to it is clean, the high clearance of just being convenient for of filtration efficiency.

Description

Gas filter convenient to it is clean

Technical Field

The utility model relates to a gas filter equipment field of natural gas transmission and distribution pipeline, town gas, regional door station gas especially relates to a gas filter convenient to it is clean.

Background

The gas filter is widely used in the gas fields of metallurgy, chemical industry, petroleum, paper making, medicine, food, mining, electric power, city, family and the like. The gas filter is an indispensable device on a medium conveying pipeline, is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a positioning valve or other equipment, and is used for eliminating impurities in the medium so as to protect the normal use of the valve and the equipment and reduce the maintenance cost of the equipment.

At present, when gas filter filtered the medium, because impurity is many, has long caused the inside filter core of gas filter to block up easily for a long time, and then influences filtering separation efficiency, and gas complete sets is many with sled dress form design and manufacturing now, is not convenient for demolish gas filter from the pipeline, and gas filter's maintenance clearance troublesome poeration.

SUMMERY OF THE UTILITY MODEL

An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.

In order to solve the deficiency of the prior art, the utility model provides a gas filter convenient to it is clean, include:

the top opening of the filtering cylinder is detachably connected with the upper end cover; the filtering cylinder is provided with an air inlet pipe, an air outlet pipe and a sewage discharge pipe; a filtering piece consisting of a filter element and a filter screen is arranged in the filtering cylinder body, and the filter element is connected with the filter screen through a lifting rod; the edge of the bottom of the filter screen is positioned on a bearing convex shoulder on the inner wall of the filter cylinder body;

the filter element consists of an outer cylinder with openings at two ends, an upper filter screen, a lower filter screen and an adsorption filter material, wherein the upper filter screen is slidably arranged on the lifting rod and covers the top of the outer cylinder; a plurality of baffles are arranged on two sides of the inner wall of the outer barrel and fixed on the inner wall of the outer barrel through vibration springs, and vibrators are mounted at the bottoms of the baffles.

Preferably, the upper end cover is in threaded sealing connection with the filtering cylinder, a connecting shoulder extends downwards along the edge of the upper end cover, an external thread is arranged on the inner wall of the connecting shoulder, an internal thread matched with the external thread is arranged at the corresponding position of the outer wall of the top of the filtering cylinder, and an elastic sealing plate matched with the top opening of the filtering cylinder is arranged at the bottom of the upper end cover.

Preferably, a rubber sealing gasket is arranged at the contact part of the upper end cover and the upper edge of the filtering cylinder body; the connecting shoulder and the upper end cover are of an integrally formed structure.

Preferably, the top of the lifting rod is provided with a pull ring.

Preferably, the bottom of the filtering cylinder body is funnel-shaped, and the sewage discharge pipe is fixed in the center of the bottom of the filtering cylinder body.

Preferably, the upper part of the filtering cylinder body is also provided with a sampling port.

Preferably, the adsorption filter material is an activated carbon adsorption ball.

The utility model discloses at least, include following beneficial effect: the gas filter is simple and compact, saves space, can directly disassemble the upper end cover so as to clean and maintain the filter element in the filter cylinder body, does not need to integrally disassemble the gas filter, moves the filter element consisting of the filter element and the filter screen out of the filter cylinder body through the lifting rod, is convenient to clean the filter element and replace an adsorption filter material, ensures the filtering effect of the gas filter, is simple and convenient to move out and install, is beneficial to saving the installation and disassembly time, and improves the economic benefit and the production rate; the gas filter adopts a filter screen and a filter element to sequentially filter the gas, the filter screen effectively intercepts and removes large-particle impurities in the gas, and an adsorption filter material of the filter element adsorbs and removes small-particle impurities, sulfur and other chemical substances in the gas, so that the filtering effect is ensured; the vibrator of baffle bottom drives the baffle and takes place the vibration for near the adsorption filter material of baffle adhesion conglobation is shaken and is dispersed, be favorable to increasing the area of contact of adsorption filter material and gas, increase the adsorption efficiency who improves the adsorption filter material, make full use of adsorption filter material, the gas that upwards flows simultaneously changes the flow direction under the hindrance effect of baffle, be favorable to prolonging the flow path and the flow time of gas, thereby be favorable to making the filter core more abundant to the filtration of gas, reinforcing filter effect.

Drawings

Fig. 1 is a schematic structural diagram of the gas filter of the present invention.

Reference numerals: 1-filtering cylinder body, 11-air inlet pipe, 12-air outlet pipe, 13-sewage discharge pipe, 14-bearing shoulder, 2-upper end cover, 21-connecting shoulder, 22-rubber sealing gasket, 3-filter element, 31-outer cylinder, 32-upper filter screen, 33-lower filter screen, 34-adsorption filter material, 4-filter screen, 5-filter element, 6-lifting rod, 61-pull ring, 7-baffle, 71-vibrating spring, 8-vibrator, 9-elastic sealing plate and 15-sampling opening.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Fig. 1 shows the utility model discloses a gas filter convenient to it is clean, include:

the top opening of the filtering cylinder body 1 is detachably connected with the upper end cover 2; the filtering cylinder 1 is provided with an air inlet pipe 11, an air outlet pipe 12 and a sewage discharge pipe 13; a filtering piece 5 consisting of a filter element 3 and a filter screen 4 is arranged in the filtering cylinder 1, and the filter element 3 is connected with the filter screen 4 through a lifting rod 6; the edge of the bottom of the filter screen 4 is positioned on a bearing shoulder 14 on the inner wall of the filter cylinder body 1;

the filter element 3 consists of an outer cylinder 31 with openings at two ends, an upper filter screen 32, a lower filter screen 33 and an adsorption filter material 34, wherein the upper filter screen 32 is slidably arranged on the lifting rod 6 and covers the top of the outer cylinder 31; a plurality of baffles 7 are arranged on two sides of the inner wall of the outer barrel 31, the baffles 7 are fixed on the inner wall of the outer barrel 31 through vibration springs 71, and vibrators 8 are installed at the bottoms of the baffles 7.

In this kind of technical scheme, the gas filter is simple compact, save space, thereby can directly dismantle upper end cover 2 and clear up the maintenance to filtering piece 5 in filtering barrel 1, need not wholly demolish the gas filter, filter piece 5 through lifting rod 6 with filter core 3 and filter screen 4 constitution shifts out filtering barrel 1, be convenient for wash and change the adsorption filter material filtering piece 5, guarantee the filter effect of gas filter, and filter 5 shift out and installation easy operation are convenient, be favorable to sparingly installing and dismantling time, economic benefits and productivity ratio are improved.

The working principle is that fuel gas enters the filtering cylinder 1 through the air inlet pipe 11, the fuel gas sequentially passes through the filter screen 4 and the filter element 3 in the upward flowing process, large-particle impurities in the natural gas are effectively intercepted and removed by the filter screen 4, small-particle impurities, sulfur and other chemical substances in the fuel gas are adsorbed and removed by the adsorption filter material 34 of the filter element 3, and the filtering effect is ensured; the vibrator 8 is started, the baffle 7 vibrates under the action of the vibrator 8, so that the adsorption filter material 34 adhered to the baffle 7 into a lump is shaken away, the contact area between the adsorption filter material 34 and the fuel gas is increased, the adsorption efficiency of the adsorption filter 34 is improved, the adsorption filter 34 is fully utilized, meanwhile, the flowing direction of the fuel gas flowing upwards is changed under the blocking action of the baffle 7, the flowing path and the flowing time of the fuel gas in the filter element 3 are prolonged, the filter element 3 is beneficial to filtering the fuel gas more fully, and the filtering effect is enhanced; the filtered fuel gas is discharged through the gas outlet pipe 12, and the sewage discharge pipe 13 is opened periodically to discharge impurities precipitated at the bottom in the filtering cylinder 1.

When needing to clear up, block that the gas gets into and filter barrel 1, get rid of the gas in filtering barrel 1 clean the back and unpack the upper end cover 2 apart, use external force to go up and draw lifting rod 6, filter 5 that constitutes filter core 3 and filter screen 4 wholly shifts out and filters barrel 1, lower filter screen 33 is fixed at urceolus 31 bottom opening part, upward slide and go up filter screen 32, pour out adsorption filter material 34, wash filtering piece 5 again, add new adsorption filter material 34 after the washing is dried, slide and go up filter screen 32 and make its lid close on urceolus 31, place filtering piece 5 in filtering barrel 1, in filtering piece 5 the in-process, thereby it is fixed to accomplish on bearing convex shoulder 14 to place filter screen 4 bottom, and is simple and convenient.

In another example, the upper end cover 2 and the filtering cylinder 1 are connected in a threaded sealing manner, a connecting shoulder 21 extends downwards from the edge of the upper end cover 2, an external thread is arranged on the inner wall of the connecting shoulder 21, an internal thread matched with the external thread is arranged at the corresponding position of the outer wall of the top of the filtering cylinder 1, and an elastic sealing plate 9 matched with the top opening of the filtering cylinder 1 is arranged at the bottom of the upper end cover 2. Adopt this kind of scheme for upper end cover 2 and the reliable and convenient to detach of being connected of filtering barrel 1, when using external force to screw upper end cover 2, elastic sealing plate 9 stretches into and filters 1 inside and filter 1 inner wall of barrel and closely contradict and form sealedly, and elastic sealing plate 9 can adopt the rubber material to make, strengthens gas filter's leakproofness, avoids taking place the gas and leaks.

In another example, a rubber sealing gasket 22 is arranged at the contact part of the upper end cover 2 and the upper edge of the filter cylinder body 1; the connecting shoulder 21 and the upper end cover 2 are of an integrally formed structure. By adopting the scheme, the sealing performance of the rubber sealing gasket 22 is further enhanced, and the connecting shoulder 21 and the upper end cover 2 are integrally formed, so that the integral strength of the upper end cover 2 is enhanced.

In another example, the top of the lifting rod 6 is provided with a pull ring 61. By adopting the scheme, the pulling operation is convenient for operators to carry out.

In another example, the bottom of the filtering cylinder 1 is funnel-shaped, and the sewage draining pipe 13 is fixed at the center of the bottom of the filtering cylinder 1. By adopting the scheme, the bottom of the funnel-shaped filtering cylinder body 1 is convenient for collecting impurity precipitates, so that the impurity precipitates can smoothly enter the sewage discharge pipe 13 to be discharged.

In another example, the upper part of the filtering cylinder 1 is also provided with a sampling port 15. By adopting the scheme, the operator can conveniently extract the sample gas through the sampling port 15, analyze and measure the sample gas and detect the filtering effect.

In another example, the adsorption filter 43 is an activated carbon adsorption ball. Adopt this kind of scheme, the active carbon adsorption ball has porousness and the surface tension in space, and impurity particle is adsorbed in the space of active carbon adsorption ball in the gas, and the filtration purification degree is high, and the active carbon adsorption ball is spherical simultaneously, is favorable to increasing the adsorption plane, increases the area of contact of adsorption filter material 43 and gas.

While the embodiments of the invention have been described above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications can be easily made by those skilled in the art without departing from the general concept defined by the claims and their equivalents, and it is therefore not limited to the specific details and illustrations shown and described herein, and it is obvious that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. A gas filter for facilitating cleaning, comprising:

the top opening of the filtering cylinder body (1) is detachably connected with the upper end cover (2); an air inlet pipe (11), an air outlet pipe (12) and a sewage discharge pipe (13) are arranged on the filtering cylinder body (1); a filtering piece (5) consisting of a filter element (3) and a filter screen (4) is arranged in the filtering cylinder body (1), and the filter element (3) is connected with the filter screen (4) through a lifting rod (6); the bottom edge of the filter screen (4) is positioned on a bearing shoulder (14) on the inner wall of the filter cylinder body (1);

the filter element (3) consists of an outer cylinder (31) with openings at two ends, an upper filter screen (32), a lower filter screen (33) and an adsorption filter material (34), wherein the upper filter screen (32) is slidably arranged on the lifting rod (6) and covers the top of the outer cylinder (31); a plurality of baffles (7) are arranged on two sides of the inner wall of the outer barrel (31), the baffles (7) are fixed on the inner wall of the outer barrel (31) through vibration springs (71), and a vibrator (8) is installed at the bottom of each baffle (7).

2. The gas filter convenient to clean as claimed in claim 1, wherein the upper end cover (2) is connected with the filtering cylinder (1) in a threaded sealing manner, a connecting shoulder (21) extends downwards from the edge of the upper end cover (2), an external thread is arranged on the inner wall of the connecting shoulder (21), an internal thread matched with the external thread is arranged on the corresponding position of the outer wall of the top of the filtering cylinder (1), and an elastic sealing plate (9) matched with the top opening of the filtering cylinder (1) is arranged at the bottom of the upper end cover (2).

3. A gas filter convenient for cleaning according to claim 2, characterized in that a rubber sealing gasket (22) is arranged at the contact part of the upper end cover (2) and the upper edge of the filtering cylinder body (1); the connecting shoulder (21) and the upper end cover (2) are of an integrally formed structure.

4. A gas filter easy to clean according to claim 1, characterized in that the top of the lifting rod (6) is provided with a pull ring (61).

5. A gas filter convenient for cleaning as claimed in claim 1, wherein the bottom of the filtering cylinder body (1) is funnel-shaped, and the sewage draining pipe (13) is fixed at the center of the bottom of the filtering cylinder body (1).

6. A gas filter convenient for cleaning according to claim 1, characterized in that the upper part of the filtering cylinder (1) is also provided with a sampling port (15).

7. A gas filter for facilitating cleaning according to claim 1, characterised in that the adsorption filter material (34) is an activated carbon adsorption ball.