CN219815678U - Gas filter - Google Patents

Abstract

The utility model relates to the field of natural gas transportation, in particular to a gas filter. The gas filter includes a main housing; the filter screen is movably connected inside the main shell; the cleaning piece rotates in the main shell and can penetrate through the filter screen; the transmission piece is fixed on the cleaning piece; the natural gas flowing through the inside of the main shell impacts on the transmission part, and the cleaning part is driven to rotate by the transmission part. In the gas filter provided by the utility model, the transmission part is influenced by the impact force of natural gas to drive the cleaning part to rotate, the cleaning part can pass through the filter screen and pull out the impurities intercepted on the filter screen, so that the purpose of cleaning the filter screen is achieved, and the whole device does not need to consume energy, so that the use cost is lower.

Description

Gas filter

Technical Field

The utility model relates to the field of natural gas transportation, in particular to a gas filter.

Background

Natural gas is a novel energy source, and can not produce pollutants when in use, so that the natural gas can not pollute the environment, and is an energy source advocated vigorously.

Chinese issued patent publication No.: CN 218249108U describes a "natural gas pipeline filter", through the cleaning mechanism that sets up, can detach the impurity that is stained with on the filter screen, avoid the filter screen to block up, guarantee the steady transportation of natural gas, through the joint mechanism that sets up, can take out sealed impurity case, take out the impurity of cleaning, easy operation, the practicality is strong; through the clearance mechanism that sets up, first motor, dead lever, action wheel and belt promptly set up, can make the belt drive from the driving wheel rotation to drive the threaded rod rotation, and then make the slider drive brush slide on the threaded rod, can detach the impurity that is stained with on the filter screen and attach, avoid the filter screen to block, guarantee the steady transport of natural gas.

However, the following drawbacks and disadvantages exist in the implementation process:

the main power structures in the cleaning mechanism and the clamping mechanism are motors, and the operation of the motors consumes electric energy, so that power supply equipment is required to be arranged for ensuring the normal operation of the device, and the use cost is increased.

Accordingly, there is a need to provide a new gas filter that solves the above-mentioned technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a gas filter.

The present utility model provides a gas filter comprising:

a main housing;

the filter screen is movably connected inside the main shell;

the cleaning piece rotates in the main shell and can penetrate through the filter screen;

the transmission piece is fixed on the cleaning piece;

the natural gas flowing through the inside of the main shell impacts on the transmission part, and the cleaning part is driven to rotate by the transmission part.

Preferably, the two opposite sides of the main shell are welded with communicated connecting pipes, the lower end part of the main shell is welded with a communicated bucket-shaped shell, the lower end part of the bucket-shaped shell is welded with a communicated waste discharge pipe, and the waste discharge pipe is provided with a sealing valve.

Preferably, the filter screen is arc-shaped, and the filter holes on the filter screen are vertical long strips, the top of the filter screen is close to the inner top of the main shell, and the bottom of the filter screen extends to the inside of the bucket shell.

Preferably, a connecting shaft is welded on the side wall of the filter screen and near the top, a mounting seat is welded on the top in the main shell, and the connecting shaft is rotationally connected to the mounting seat;

a spring is welded on the side wall of the filter screen and close to the bottom, and the other end of the spring is welded on the inner wall of the bucket shell;

the side wall of the filter screen is also adhered with a silica gel bulge at a position close to the middle part.

Preferably, the cleaning piece comprises a rotating shaft, a plurality of first positioning rings distributed along the axis are welded outside the rotating shaft, and a plurality of waste poking plates distributed annularly are welded on the outer wall of any one of the first positioning rings.

Preferably, the rotating shaft is mounted inside the main housing through a bearing.

Preferably, the transmission piece comprises a second positioning ring welded on the rotating shaft and close to the end part, a plurality of annularly distributed connecting rods are welded on the outer wall of the second positioning ring, and a hemispherical shell is welded on the other end of each connecting rod.

Preferably, the hemispherical shell may contact the silica gel protrusion.

Compared with the related art, the gas filter provided by the utility model has the following beneficial effects:

the utility model provides a gas filter, wherein a transmission part is influenced by the impact force of natural gas to drive a cleaning part to rotate, the cleaning part can pass through a filter screen and pull out impurities intercepted on the filter screen, the purpose of cleaning the filter screen is achieved, and the whole device does not need consumption of energy and has lower use cost.

Drawings

FIG. 1 is a schematic view of a gas filter according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model shown in partial section with 1;

FIG. 3 is a schematic view of a filter screen according to the present utility model;

fig. 4 is a schematic structural view of a cleaning member and a driving member according to the present utility model.

Reference numerals in the drawings: 1. a main housing; 2. a connecting pipe; 3. a bucket shell; 4. a waste discharge pipe; 5. a sealing valve; 6. a filter screen; 7. a spring; 8. a connecting shaft; 9. a mounting base; 10. a silica gel bulge; 11. a cleaning member; 111. a rotating shaft; 112. a first positioning ring; 113. a waste poking plate; 12. a transmission member; 121. a second positioning ring; 122. a connecting rod; 123. a hemispherical shell; 13. and (3) a bearing.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 4, a gas filter according to an embodiment of the present utility model includes:

a main housing 1;

the filter screen 6 is movably connected inside the main shell 1;

the cleaning piece 11 rotates in the main shell 1, and the cleaning piece 11 can penetrate through the filter screen 6;

a transmission member 12 fixed to the cleaning member 11;

the natural gas flowing through the inside of the main housing 1 impacts on the transmission member 12, and drives the cleaning member 11 to rotate through the transmission member 12.

It should be noted that: in the filtering structure, the filter screen 6 arranged in the main shell 1 is a structure for intercepting impurities, the cleaning piece 11 is further arranged in the main shell 1, the cleaning piece 11 can rotate and can penetrate through the filter screen 6, so that the impurities intercepted on the filter screen 6 can be directionally stirred, and the filter screen 6 can be cleaned;

also to be described is: the transmission piece 12 is fixed on the cleaning piece 11, natural gas directly impacts on the transmission piece 12 when passing through the inside of the main shell 1, the transmission piece 12 is driven by external force to rotate by the cleaning piece 11, so that the filter screen 6 is cleaned by the cleaning piece 11, and the impact force generated by the flowing natural gas on the transmission piece 12 is used as a main driving force, so that the whole device can not consume energy during operation, the whole cost is lower, and the use effect is better;

whereas in the present embodiment: when natural gas is conveyed, the flow rate of the natural gas in the pipeline is between 10 and 20m/s, and the impact force of the speed on the transmission member 12 can realize that the transmission member 12 drives the cleaning member 11 to rotate.

In the embodiment of the present utility model, referring to fig. 1 and 2, two opposite sides of the main housing 1 are welded with a communicating connecting pipe 2, a lower end portion of the main housing 1 is welded with a communicating bucket-shaped housing 3, a lower end portion of the bucket-shaped housing 3 is welded with a communicating waste discharge pipe 4, and a sealing valve 5 is installed on the waste discharge pipe 4.

It should be noted that: the bucket shell 3 is connected to the lower end of the main shell 1 and is communicated with the main shell 1, so that the cleaned impurities can be accumulated in the bucket shell 3, and finally the impurities can be discharged through the waste discharge pipe 4, so that the cleaning is convenient in practice.

In the embodiment of the present utility model, referring to fig. 2 and 3, the filter screen 6 is in an arc shape, and the filter holes on the filter screen 6 are in a vertical strip shape, the top of the filter screen 6 is close to the inner top of the main casing 1, and the bottom extends into the bucket casing 3;

a connecting shaft 8 is welded on the side wall of the filter screen 6 and near the top, a mounting seat 9 is welded on the top in the main shell 1, and the connecting shaft 8 is rotatably connected to the mounting seat 9;

a spring 7 is welded on the side wall of the filter screen 6 and near the bottom, and the other end of the spring 7 is welded on the inner wall of the bucket shell 3;

the side wall of the filter screen 6 is also adhered with a silica gel bulge 10 at a position close to the middle.

It should be noted that: the filter screen 6 top is rotated through connecting axle 8 and is connected in the interior top of main casing 1, and the lower extreme is fixed in the inner wall of bucket type shell 3 through spring 7, consequently filter screen 6 can rock, and itself is the pitch arc, at the in-process that rocks, also can shake off its surface attachment's impurity, also can play clear effect to the impurity.

In the embodiment of the present utility model, referring to fig. 2 and 4, the cleaning member 11 includes a rotating shaft 111, a plurality of first positioning rings 112 distributed along an axis are welded outside the rotating shaft 111, and a plurality of waste poking plates 113 distributed annularly are welded on the outer wall of any one of the first positioning rings 112;

the rotary shaft 111 is mounted inside the main casing 1 via a bearing 13.

It should be noted that: in the cleaning member 11, the rotating shaft 111 is mounted inside the main housing 1 through the bearing 13, so that the friction force is lower during rotation, the rotation effect is better, and the waste poking plate 113 can penetrate through the gap on the filter screen 6, so that impurities on the filter screen 6 can be poked downwards.

In the embodiment of the present utility model, referring to fig. 1 to 3, the transmission member 12 includes a second positioning ring 121 welded on the rotating shaft 111 and close to the end, a plurality of annularly distributed connecting rods 122 are welded on the outer wall of the second positioning ring 121, and a hemispherical shell 123 is welded on the other end of the connecting rod 122;

wherein, hemisphere housing 123 can contact silica gel protrusion 10.

It should be noted that: the concave surface of the hemispherical shell 123 is stronger under the action of external force, so that pressure difference is generated when natural gas impacts the concave surface, and the cleaning element 11 can be driven to rotate by the transmission element 12 when the pressure difference occurs;

also to be described is: the hemispherical case 123 can also contact the silica gel protrusion 10 on the filter screen 6, and thus can generate a force thereto, so that the filter screen 6 can generate a continuous vibration to promote cleaning of foreign substances.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (8)

1. A gas filter, comprising:

a main housing (1);

the filter screen (6) is movably connected inside the main shell (1);

the cleaning piece (11) rotates in the main shell (1), and the cleaning piece (11) can penetrate through the filter screen (6);

a transmission member (12) fixed to the cleaning member (11);

wherein, natural gas flowing through the inside of the main shell (1) impacts on the transmission part (12), and the cleaning part (11) is driven to rotate through the transmission part (12).

2. The gas filter according to claim 1, wherein the two opposite sides of the main housing (1) are welded with a communicating connecting pipe (2), the lower end part of the main housing (1) is welded with a communicating bucket-shaped shell (3), the lower end part of the bucket-shaped shell (3) is welded with a communicating waste pipe (4), and the waste pipe (4) is provided with a sealing valve (5).

3. A gas filter according to claim 2, characterized in that the filter screen (6) is arc-shaped, and the filter holes in the filter screen (6) are vertically elongated, the top of the filter screen (6) is close to the inner top of the main housing (1), and the bottom extends into the bucket-shaped housing (3).

4. A gas filter according to claim 3, wherein a connecting shaft (8) is welded on the side wall of the filter screen (6) near the top, and a mounting seat (9) is welded on the top in the main housing (1), and the connecting shaft (8) is rotatably connected to the mounting seat (9);

a spring (7) is welded on the side wall of the filter screen (6) and close to the bottom, and the other end of the spring (7) is welded on the inner wall of the bucket shell (3);

the side wall of the filter screen (6) is also adhered with a silica gel bulge (10) at a position close to the middle part.

5. The gas filter according to claim 4, wherein the cleaning member (11) comprises a rotating shaft (111), a plurality of first positioning rings (112) distributed along the axis are welded outside the rotating shaft (111), and a plurality of annularly distributed waste poking plates (113) are welded on the outer wall of any one of the first positioning rings (112).

6. A gas filter according to claim 5, characterized in that the shaft (111) is mounted inside the main housing (1) by means of bearings (13).

7. The gas filter according to claim 6, wherein the transmission member (12) comprises a second positioning ring (121) welded on the rotating shaft (111) and close to the end, a plurality of annularly distributed connecting rods (122) are welded on the outer wall of the second positioning ring (121), and a hemispherical shell (123) is welded on the other end of the connecting rods (122).

8. A gas filter according to claim 7, characterized in that the hemispherical shell (123) is contactable with the silica gel protrusion (10).