CN214597899U

CN214597899U - Gas filtering device

Info

Publication number: CN214597899U
Application number: CN202023065112.5U
Authority: CN
Inventors: 张贝贝; 许忠丽; 向月; 仲世荣
Original assignee: Terrence Energy Co ltd
Current assignee: Terrence Energy Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-05
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to the technical field of gas filtration, in particular to a gas filtering device; comprises a valve body, a filtering device and an upper cover; the valve body is provided with a separating inner wall which is connected with the side wall of the valve body and extends towards the interior of the valve body from the side wall to form an air inlet cavity and an air outlet cavity; the filtering device is detachably connected with the separating inner wall; the upper cover is detachably connected with the valve body. The utility model aims at providing a gas filtering device to the defect that exists among the prior art, its structure is simpler, can quick replacement filtration equipment's filter core, improves production efficiency.

Description

Gas filtering device

Technical Field

The utility model relates to a gas filtration technical field especially relates to a gas filtering device.

Background

Along with the gradual acceleration of the process of urban construction and the gradual and wide range of the urban construction in China, the demand for fuel gas is increasing. Because of the existence of various impurities such as water, oil, solid particles, corrosive chemicals and the like in natural gas, the natural gas is easy to cause great damage to transportation equipment and use equipment of the gas, the combustion efficiency of the gas can be reduced, and the waste of resources is caused. Therefore, natural gas is usually treated, and the most common way is to use a gas filtering device.

The gas filtering equipment used in the prior art has more parts, and the installation mode of the filter element in the whole device is more complex. When the filter core needs to be replaced, the whole gas filtering equipment needs to be disassembled and reassembled, a large amount of time needs to be spent, and the production efficiency is influenced.

In view of the above problems, the designer designs a gas filtering device based on practical experience and professional knowledge that such product engineering is applied for many years and actively carries out research and innovation in cooperation with the application of theory, so that the filter element of the filtering equipment can be quickly replaced, and the production efficiency is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gas filtering device to the defect that exists among the prior art, can quick replacement filtration equipment filter core, improve production efficiency.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the method comprises the following steps: the valve body, the filtering device and the upper cover;

the valve body is provided with a separating inner wall, the separating inner wall is connected with the side wall of the valve body and extends towards the interior of the valve body from the side wall to form an air inlet cavity and an air outlet cavity;

the filtering device is detachably connected with the separating inner wall; the upper cover is detachably connected with the valve body.

Furthermore, the separating inner wall is bent and extended from the side wall to the upper part of the center of the valve body to form a sewage discharge structure.

Furthermore, the device also comprises a snap ring; the upper cover is provided with an upper locking part which is a discontinuous structure with intervals; the upper locking part is provided with an upper clamping ring groove;

the valve body is provided with a lower locking part, and the lower locking part is matched and connected with the upper locking part; the lower locking part is provided with a lower clamping ring groove, and the lower clamping ring groove is arranged corresponding to the height position of the upper clamping ring groove; the snap ring is installed in the upper snap ring groove and the lower snap ring groove.

Furthermore, the clamping ring comprises a plurality of clamping ring components which are connected into a whole through hinges.

Further, the device also comprises a locking component; the locking component is fixedly connected with the lower locking part and fixedly connected with the clamping ring.

Further, the sewage draining device also comprises a sewage draining plug; the bottom of the valve body is provided with the sewage draining outlet which is communicated with the air inlet cavity and the outside of the valve body; the sewage discharge plug is connected with the sewage discharge outlet in an interference fit manner.

Further, the valve body is provided with an air inlet pressure detection port and an air outlet pressure detection port; the air inlet pressure detection port is communicated with the air inlet cavity and the outside of the valve body; the air outlet pressure detection port is communicated with the air outlet cavity and the outside of the valve body; the air inlet pressure detection port and the air outlet pressure detection port are used for being connected with air pressure detection equipment.

Further, the sealing ring is made of elastic materials; the valve body is provided with a sealing groove; the sealing ring is installed in the sealing groove and is mutually extruded with the upper cover.

Through the technical scheme of the utility model, can realize following technological effect:

by arranging the detachable filtering device and the detachable upper cover, the filter element of the filtering equipment can be replaced quickly, and the production efficiency is improved; through the arrangement of the inner wall and the drain outlet which are bent and extended towards the upper part of the center of the valve body, impurities in the fuel gas can be discharged, and the service life and the filtering effect of the filtering device are improved; the clamping rings can be opened and closed by arranging the plurality of clamping ring components, so that the device is convenient to disassemble and assemble, and the production efficiency is improved; through setting up the pressure detection mouth of admitting air and giving vent to anger and pressing the detection mouth, can detect the pressure of entering, going out atmospheric pressure, detection device's behaviour promotes device security.

Drawings

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

FIG. 1 is a schematic structural view of a gas filtering device according to the present invention;

FIG. 2 is a schematic cross-sectional view of a gas filtering device according to the present invention;

FIG. 3 is a schematic structural view of a valve body of the gas filtering device of the present invention;

FIG. 4 is a schematic structural view of the upper cover of the gas filtering device of the present invention;

FIG. 5 is a schematic view of a snap ring of the gas filtering device of the present invention;

reference numerals: the device comprises a valve body 1, a separating inner wall 11, an air inlet cavity 12, an air outlet cavity 13, a lower locking part 14, a sewage draining outlet 15, a sealing groove 16, an air inlet pressure detection port 17, an air outlet pressure detection port 18, a lower clamping ring groove 141, a filtering device 2, an upper cover 3, an upper locking part 31, an upper clamping ring groove 311, a clamping ring 4, a locking part 5, a sewage draining plug 6 and a sealing ring 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be noted that the orientations and positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

A gas filtering device, as shown in FIGS. 1 to 5,

the method comprises the following steps: the valve body 1, the filter device 2 and the upper cover 3; the valve body 1 is provided with a separating inner wall 11, the separating inner wall 11 is connected with the side wall of the valve body 1 and extends towards the interior of the valve body 1 from the side wall to form an air inlet cavity 12 and an air outlet cavity 13; the filtering device 2 is detachably connected with the separating inner wall 11; the upper cover 3 is detachably connected with the valve body 1.

Specifically, the valve body 1 is partitioned by the partition inner wall 11 to form two spaces, the two spaces are respectively connected with two openings of the valve body 1, one space is used as an air inlet cavity 12, and the other space is used as an air outlet cavity 13; the filtering device 2 is arranged on the separating inner wall 11; the gas is input from the gas inlet cavity 12, passes through the filtering device and is conveyed to the gas outlet cavity 13, so that the effect of filtering the gas is achieved; the filter device 2 is detachably connected with the separation inner wall 11, and is easy to disassemble and assemble.

As shown in fig. 1 to 5, the partition wall 11 is preferably bent and extended from a side wall toward an upper center of the valve body 1 to form a sewage draining structure.

Specifically, the separating inner wall 11 bends and extends towards the upper part of the center of the valve body 1, and the filtering device 2 can be vertically arranged on the upper part in the valve body, so that the disassembly and the assembly are convenient; meanwhile, impurities which are not easy to collect by filters such as water, oil and large solid particles in the fuel gas can fall to the bottom of the air inlet cavity 12 from the filtering device 2 under the action of gravity, and cannot be attached to the filtering device 2, so that the service life of the filtering device 2 is prolonged.

As shown in fig. 1 to 5, the above embodiment preferably further includes a snap ring 4;

the upper cover 3 is provided with an upper locking part 31, and the upper locking part 31 is of a discontinuous structure with intervals; the upper locking part 31 is provided with an upper clamping ring groove 311;

the valve body 1 is provided with a lower locking part 14, and the lower locking part 14 is matched and connected with the upper locking part 31; the lower locking part 14 is provided with a lower snap ring groove 141, and the lower snap ring groove 141 is arranged corresponding to the height position of the upper snap ring groove 311; the snap ring 4 is installed in the upper snap ring groove 311 and the lower snap ring groove 141.

Specifically, the upper locking portion 31 has a shape with a space, and the lower locking portion 14 is provided in a shape corresponding to the space; when the upper and

lower locking parts

31 and 14 are assembled together, the upper and lower

snap ring grooves

311 and 141 have the same height position for mounting the snap ring 4.

As shown in fig. 1 to 5, the snap ring 4 preferably includes a plurality of snap ring members 41, and the snap ring members 41 are integrally connected to each other by a hinge.

Specifically, the snap ring component 41 can be arranged into a rigid body structure, so that the locking effect is ensured; the plurality of snap ring parts 41 are used, the snap ring parts 41 are connected into a whole through hinges, and the snap rings can be opened and closed and are convenient to disassemble and assemble.

As shown in fig. 1 to 5, the above embodiment preferably further includes a locking member 5; the locking member 5 is fixedly connected with the lower locking portion 14 and fixedly connected with the snap ring 4.

Specifically, a thread may be provided at one end of the locking member 5, the lower locking portion 14 may be provided with a through hole and a threaded hole, and the snap ring 4 may be provided with a through hole; the locking component 5 penetrates through the through hole of the lower locking part 14 and the through hole of the clamping ring 4, and then is in threaded connection with the threaded hole of the lower locking part 14, so that the position of the clamping ring 4 is fixed, and the clamping ring 4 is prevented from being loosened and falling.

As shown in fig. 1 to 5, the above embodiment preferably further includes a drain plug 6; the bottom of the valve body 1 is provided with the sewage draining outlet 15, and the sewage draining outlet 15 is communicated with the air inlet cavity 12 and the outside of the valve body 1; the pollution discharge plug 6 is connected with the pollution discharge outlet 15 in an interference fit manner.

Specifically, the impurities falling to the bottom of the air inlet cavity 12 can be discharged from the sewage draining outlet 15 by taking down the sewage draining plug 6; the pollution discharge plug 6 is in interference fit with the pollution discharge port 15, so that the gas can be prevented from leaking from the pollution discharge port 15.

As a preferable example of the above embodiment, as shown in fig. 1 to 5, the valve body 1 is provided with an inlet air pressure detection port 17 and an outlet air pressure detection port 18; the air inlet pressure detection port 17 is communicated with the air inlet cavity 12 and the outside of the valve body 1; the air outlet pressure detection port 18 is communicated with the air outlet cavity 13 and the outside of the valve body 1; the air inlet pressure detection port 17 and the air outlet pressure detection port 18 are used for connecting air pressure detection equipment.

As shown in fig. 1 to 5, the sealing ring 7 is further provided, and the sealing ring 7 is made of an elastic material; the valve body 1 is provided with a sealing groove 16; the sealing ring 7 is installed in the sealing groove 16 and pressed against the upper cover 3.

Specifically, the seal ring 7, the seal groove 16 and the upper cover 3 form a seal structure to prevent gas from leaking from the connection portion.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The gas filtering device is characterized by comprising a valve body (1), a filtering device (2), an upper cover (3), a clamping ring (4) and a locking component (5);

the valve body (1) is provided with a separating inner wall (11), the separating inner wall (11) is connected with the side wall of the valve body (1) and extends towards the inside of the valve body (1) from the side wall to form an air inlet cavity (12) and an air outlet cavity (13);

the filtering device (2) is detachably connected with the separating inner wall (11); the upper cover (3) is detachably connected with the valve body (1);

the upper cover (3) is provided with an upper locking part (31), and the upper locking part (31) is of a discontinuous structure with intervals; the upper locking part (31) is provided with an upper clamping ring groove (311);

the valve body (1) is provided with a lower locking part (14), and the lower locking part (14) is matched and connected with the upper locking part (31); the lower locking part (14) is provided with a lower snap ring groove (141), and the lower snap ring groove (141) is arranged corresponding to the height position of the upper snap ring groove (311); the snap ring (4) is arranged in the upper snap ring groove (311) and the lower snap ring groove (141);

the clamping ring (4) comprises a plurality of clamping ring components (41), the clamping ring components (41) are connected into a whole through hinges, and the locking component (5) is fixedly connected with the lower locking part (14) and fixedly connected with the clamping ring (4).

2. The gas filtering device according to claim 1, wherein the inner separating wall (11) is bent and extended from the side wall to the central upper part of the valve body (1) to form a sewage draining structure.

3. A gas filtering device according to claim 1, further comprising a drain plug (6); a sewage draining outlet (15) is formed in the bottom of the valve body (1), and the sewage draining outlet (15) is communicated with the air inlet cavity (12) and the outside of the valve body (1); the sewage discharging plug (6) is connected with the sewage discharging port (15) in an interference fit manner.

4. The gas filtering device according to claim 1, wherein the valve body (1) is provided with an inlet gas pressure detection port (17) and an outlet gas pressure detection port (18); the air inlet pressure detection port (17) is communicated with the air inlet cavity (12) and the outside of the valve body (1); the air outlet pressure detection port (18) is communicated with the air outlet cavity (13) and the outside of the valve body (1); the air inlet pressure detection port (17) and the air outlet pressure detection port (18) are used for being connected with air pressure detection equipment.

5. A gas filtering device according to claim 1, further comprising a sealing ring (7), said sealing ring (7) being of an elastic material; the valve body (1) is provided with a sealing groove (16); the sealing ring (7) is mounted in the sealing groove (16) and is pressed against the upper cover (3).