CN219091464U

CN219091464U - Gas filtering mechanism

Info

Publication number: CN219091464U
Application number: CN202223255362.4U
Authority: CN
Inventors: 徐永远; 黄海秋
Original assignee: Wuhan Shengsaisi Gas Measurement And Control System Co ltd
Current assignee: Wuhan Shengsaisi Gas Measurement And Control System Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-30
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a gas filtering mechanism, which comprises a protective box, wherein one side of the protective box is connected with a gas inlet pipe in a penetrating way, one end of the gas inlet pipe is provided with a control valve, the other side of the protective box is connected with a gas outlet pipe in a penetrating way, one end of the gas outlet pipe is provided with a one-way valve, the gas filtering mechanism further comprises a filtering device arranged in the protective box, the gas inlet pipe is communicated with the gas outlet pipe through the filtering device, and the filtering device comprises a filtering barrel, a barrel cover and a filter element.

Description

Gas filtering mechanism

Technical Field

The utility model relates to the technical field of fuel gas filtration, in particular to a fuel gas filtration mechanism.

Background

The gas filter is widely used in the gas fields of metallurgy, chemical industry, petroleum, paper making, medicine, food, mining, electric power, city, household 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.

The utility model discloses a gas filtering mechanism, which comprises a bottom plate, wherein the publication number of the gas filtering mechanism is CN 212523351U. The gas filtering mechanism can achieve the aim of being convenient to clean, brings great convenience to the cleaning work of staff, improves the working efficiency of the staff, shortens the working time of the staff, simultaneously avoids the problem that the mechanism cannot be normally used due to excessive accumulation of sundries in the mechanism, and solves the problem that the common gas filtering mechanism is inconvenient to clean, thereby bringing great convenience to the work and life of the staff;

when the device is used, certain defects exist, firstly, the existing filtering structure is single, classification filtering cannot be performed, the filtering effect is poor, secondly, the device is used for replacing the filter element, a plurality of nuts are required to be detached for detachment, and detachment and maintenance are inconvenient.

Disclosure of Invention

In order to solve the problems, the utility model provides a gas filtering mechanism, which is realized by the following technical scheme.

The utility model provides a gas filtering mechanism, includes the protective housing, one side through connection of protective housing has the intake pipe, the control valve is installed to the one end of intake pipe, the opposite side through connection of protective housing has the outlet duct, the check valve is installed to the one end of outlet duct, still including setting up the filter equipment in the inside of protective housing, the intake pipe passes through filter equipment and outlet duct intercommunication, filter equipment is including filter vat, bung, filter core, four of two liang of connections of filter vat, the filter core embedding is inside the filter vat, the bung lid closes at the open end of filter vat.

Further, two inlet and outlet pipes are connected to the outer surfaces of the two ends of the filter vat in a staggered mode, and four filter vats are in butt joint communication through the inlet and outlet pipes.

Further, the open one end of filter vat is fixed to be cup jointed solid fixed ring, the ring channel has been seted up at gu fixed ring's top, the inside embedding of ring channel is connected with annular sealing pad, bung extrusion annular sealing pad with gu fixed ring threaded connection, the top fixedly connected with hexagon nut of bung.

Further, the filter vat inner wall is close to the position fixedly connected with holding ring of bottom, the filter core erects at the holding ring top, the inner wall fixedly connected with spring of bung, the one end fixedly connected with clamp plate of spring, the clamp plate extrudees at the filter core top.

Further, the fixed plate is fixedly connected to the bottom of the inner wall of the protective box, four positioning seats are fixedly connected to the top of the fixed plate, and one ends of the four filter barrels are respectively embedded into the four positioning seats.

Further, the opening has been seted up at the top of protective housing, the top of protective housing corresponds open-ended position rotation and is connected with the chamber door, be provided with the safety lock between chamber door and the protective housing, the top fixedly connected with hand push handle of chamber door.

The gas-filtering device has the beneficial effects that in the working process, the gas can be conveyed through the four filter barrels which are arranged in series, the filter elements in the four filter barrels can carry out graded filtration on the conveyed gas, the gas filtering effect can be improved, the filter barrels can be covered and opened by the arranged barrel cover, the filter elements can be conveniently disassembled, assembled and replaced, and the maintenance is convenient.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1: the utility model discloses a structure schematic diagram of a fuel gas filtering mechanism;

fig. 2: the internal schematic diagram of the filter vat of the utility model;

fig. 3: an enlarged view of a portion at a shown in fig. 2.

The reference numerals are as follows:

1. a protective box; 101. an opening; 102. an air inlet pipe; 1021. a control valve; 103. an air outlet pipe; 1031. a one-way valve;

2. a door; 201. a handle;

3. a fixing plate; 301. a positioning seat;

4. a filter vat; 401. an inlet pipe and an outlet pipe; 402. a support ring; 403. a fixing ring; 404. an annular groove; 405. an annular gasket;

5. a barrel cover; 501. a spring; 502. a pressing plate; 503. a hexagonal nut;

6. a filter element.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, the present utility model has the following specific examples.

Examples:

the utility model provides a gas filtering mechanism, including protective housing 1, one side through-connection of protective housing 1 has intake pipe 102, control valve 1021 is installed to the one end of intake pipe 102, the opposite side through-connection of protective housing 1 has outlet duct 103, the check valve 1031 is installed to the one end of outlet duct 103, still including setting up the filter equipment in protective housing 1 inside, intake pipe 102 communicates with outlet duct 103 through filter equipment, filter equipment is including filter vat 4, bung 5, filter core 6, four of two liang of connections of filter vat 4, filter core 6 imbeds inside filter vat 4, bung 5 lid closes at the open end of filter vat 4.

Through adopting above-mentioned technical scheme, when using the device, firstly gas is input into filter equipment inside through intake pipe 102, four filter vat 4 series connection that filter equipment set up are in the same place carry the gas that gets into, four filter element 6 that four filter vat 4 inside set up simultaneously can carry out the hierarchical filtration to the gas, wherein, the filtration pore of four filter element 6 reduces from left to right size step by step, the gas after the filtration is exported through outlet duct 103, wherein, control valve 1021 can switch the input of intake pipe 102, check valve 1031 can prevent the gas backward flow after the filtration, when closing control valve 1021, can change the filter element 6 of filter vat 4 inside this moment, and is rational in infrastructure, can carry out multiple filtration to the gas, be convenient for carry out dismouting change to filter element 6 simultaneously, convenient maintenance.

Specifically, two inlet and outlet pipes 401 are connected to the outer surfaces of the two ends of the filter vat 4 in a staggered manner, and the four filter vats 4 are in butt joint communication through the inlet and outlet pipes 401.

Through adopting above-mentioned technical scheme, four filter vat 4 that set up can pass through access tube 401 butt joint intercommunication, pass through screw fixed mounting between the two liang of access tube 401.

Specifically, the open one end of filter vat 4 has fixedly cup jointed solid fixed ring 403, and ring channel 404 has been seted up at gu the top of fixed ring 403, and the inside embedding of ring channel 404 is connected with annular sealing pad 405, and bung 5 extrudees annular sealing pad 405 and solid fixed ring 403 threaded connection, and bung 5's top fixedly connected with hex nut 503.

Through adopting above-mentioned technical scheme, bung 5 that sets up can cup joint on the open one end of filter vat 4 through solid fixed ring 403 screw thread, and bung 5 can seal through extruding between annular sealing pad 405 and the solid fixed ring 403 simultaneously to can seal the inside of filter vat 4, prevent that the gas from leaking.

Specifically, the filter vat 4 inner wall is close to the position fixedly connected with holding ring 402 of bottom, and filter core 6 erects at holding ring 402 top, and the inner wall fixedly connected with spring 501 of bung 5, the one end fixedly connected with clamp plate 502 of spring 501, clamp plate 502 extrudees at filter core 6 top.

Through adopting above-mentioned technical scheme, the support ring 402 that sets up can carry out spacing support to filter core 6, and the fixed spring 501 of bung 5 inner wall extrudees at filter core 6 top through clamp plate 502 to can carry out spacing fixedly to filter core 6, prevent that atmospheric pressure from driving filter core 6 and removing.

Specifically, the fixed plate 3 is fixedly connected to the bottom of the inner wall of the protection box 1, four positioning seats 301 are fixedly connected to the top of the fixed plate 3, and one ends of the four filter barrels 4 are respectively embedded into the four positioning seats 301.

Through adopting above-mentioned technical scheme, four fixed positioning seat 301 that fixed plate 3 top is fixed can be fixed a position four filter vat 4, and the bottom of filter vat 4 can imbed in positioning seat 301 promptly.

Specifically, opening 101 has been seted up at the top of protective housing 1, and the top of protective housing 1 corresponds the position rotation of opening 101 and is connected with chamber door 2, is provided with the safety lock between chamber door 2 and the protective housing 1, and the top fixedly connected with hand push handle 201 of chamber door 2.

Through adopting above-mentioned technical scheme, the opening 101 that sets up can be convenient for change filter core 6 to the protective housing 1 inside, and the chamber door 2 of setting can open or close opening 101, and handle 201 can pull chamber door 2 and open, and the safety lock can make locking between protective housing 1 and the chamber door 2.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a gas filtering mechanism, includes protective housing (1), its characterized in that: one side through-connection of protective housing (1) has intake pipe (102), control valve (1021) is installed to the one end of intake pipe (102), the opposite side through-connection of protective housing (1) has outlet duct (103), check valve (1031) are installed to the one end of outlet duct (103), still including setting up the filter equipment in protective housing (1) inside, intake pipe (102) communicate with outlet duct (103) through filter equipment, filter equipment is including filter vat (4), bung (5), filter core (6), four of two liang of connections of filter vat (4), filter core (6) are embedded inside filter vat (4), bung (5) lid closes at the uncovered end of filter vat (4).

2. A gas filtration mechanism as claimed in claim 1, wherein: two inlet and outlet pipes (401) are connected to the outer surfaces of the two ends of the filter barrels (4) in a staggered mode, and the four filter barrels (4) are in butt joint communication through the inlet and outlet pipes (401).

3. A gas filtration mechanism as claimed in claim 1, wherein: the utility model discloses a filter vat, including filter vat (4), fixed ring (403) has been cup jointed to open one end of filter vat (4), ring channel (404) have been seted up at the top of fixed ring (403), the inside embedding of ring channel (404) is connected with annular sealing pad (405), bung (5) extrusion annular sealing pad (405) with fixed ring (403) threaded connection, the top fixedly connected with hex nut (503) of bung (5).

4. A gas filtration mechanism as claimed in claim 1, wherein: the filter vat is characterized in that a supporting ring (402) is fixedly connected to the position, close to the bottom, of the inner wall of the filter vat (4), the filter element (6) is erected at the top of the supporting ring (402), a spring (501) is fixedly connected to the inner wall of the barrel cover (5), a pressing plate (502) is fixedly connected to one end of the spring (501), and the pressing plate (502) is extruded at the top of the filter element (6).

5. A gas filtration mechanism as claimed in claim 1, wherein: the utility model discloses a filter tank, including protection case (1), filter vat, fixed plate (3), four filter vat (4), fixed plate (3) are connected with in position fixedly in the inner wall bottom of protection case (1), four positioning seat (301) are connected with in the top fixedly of fixed plate (3), four one end of filter vat (4) is embedded in four positioning seat (301) inside respectively.

6. A gas filtration mechanism as claimed in claim 1, wherein: the top of protective housing (1) has seted up opening (101), the top of protective housing (1) corresponds the position rotation of opening (101) and is connected with chamber door (2), be provided with the safety lock between chamber door (2) and protective housing (1), the top fixedly connected with hand push handle (201) of chamber door (2).