CN216653828U - Diffusing and filtering device arranged on sewage pool of natural gas station - Google Patents

Abstract

The utility model discloses a diffusing and filtering device arranged on a sewage pool of a natural gas station, which comprises a diffusing pipe (1) positioned on the sewage pool, wherein a filter screen support frame (5) is arranged in the upper end of the diffusing pipe (1), the filter screen support frame (5) is suspended on the top surface of the diffusing pipe (1) through four turning arms (501), and the four turning arms (501) are arranged at 90 degrees; four fixing nuts (2) are arranged on the outer peripheral surface of the diffusing pipe (1), and each overturning arm (501) is connected with the fixing nut (2) at the corresponding position through a bolt (8). The utility model has reasonable design, can effectively reduce the dust amount discharged into the atmosphere by arranging the device on the sewage disposal pool, has been implemented in a natural gas station, obtains good effect and has good practical application value.

Description

Diffusing and filtering device arranged on sewage pool of natural gas station

Technical Field

The utility model relates to the technical field of sewage discharge and filtration of natural gas stations, in particular to a natural gas station sewage discharge pool provided with a diffusing and filtering device.

Background

Along with the annual increase of the gas transmission quantity of natural gas stations, the gas source of the stations is gradually complicated, the original single natural gas is changed into the mixed gas of natural gas, coal bed gas and the like, and the gas is rich in impurities. In order to ensure the normal operation of equipment, the air supply is required to be filtered before metering, most of gas and liquid impurities passing through the filtering device are concentrated at the bottom of the filtering device, the gas and liquid impurities are discharged to a sewage disposal pool along with a sewage disposal pipe during timing sewage disposal operation, and the gas impurities are directly discharged into the atmosphere.

Disclosure of Invention

As the gas impurities are mostly dust-like solid impurities, the method actively responds to the relevant national environmental protection policies and further reduces the dust amount discharged into the atmosphere. Therefore, the utility model aims to provide a filter device which is provided with a diffusing pipe on a sewage disposal pool and is easy to install and remove. The device sets up filter equipment under the prerequisite of ensureing that the natural gas normally passes through, blocks the passing through of solid particles such as dust, can effectively reduce the dust volume of discharging into the atmosphere.

The utility model is realized by adopting the following technical scheme:

a diffusing and filtering device arranged on a sewage pool of a natural gas station comprises a diffusing pipe positioned on the sewage pool, wherein a filter screen supporting frame is arranged in the upper end of the diffusing pipe, the filter screen supporting frame is hung on the top surface of the diffusing pipe through four turning arms, and the four turning arms are arranged at 90 degrees; four fixing nuts are arranged on the outer peripheral surface of the diffusing pipe, and each turning arm is connected with the fixing nut at the corresponding position through a bolt; a through hole is formed in the center of the bottom of the filter screen support frame, a vertical threaded rod penetrates through the through hole, and the vertical threaded rod is fixedly installed at the through hole through an upper support nut, a lower support nut and a gasket; the vertical threaded rod is sequentially sleeved with a plurality of layers of filter screen plates, filter layers are placed on each layer of filter screen plate, each filter layer is locked through a sleeved gasket and a supporting nut, and each layer of filter screen plate is supported on the supporting nut below through the gasket.

Further preferably, a top layer filter screen is additionally arranged on the filter layer positioned at the uppermost layer.

Preferably, a sealant is coated between the periphery of each layer of filter screen plate and the inner wall of the diffusing pipe.

When the device is used, 1) a supporting nut is screwed into the bottom of the mantle fiber from the top of the vertical threaded rod; 2) a welded central through hole of the filter screen support frame penetrates through the vertical threaded rod, and then a gasket is sleeved and a support nut is screwed in to fix the vertical steel rod on the filter screen support frame; 3) hanging a filter screen support frame on the diffusing pipe through the outer sides of the four turning arms, wherein the filter screen support frame is positioned in the diffusing pipe, adjusting the direction of the filter screen support frame, aligning the four turning arms on the outer side of the filter screen support frame with four fixing nuts welded on the outer wall of the diffusing pipe, and then fixing the four turning arms through bolts; 4) sleeving a gasket on a circular filter screen and sleeving the filter screen on a vertical threaded rod, so that a filter screen plate is supported on a support nut through the gasket, and coating sealant on the periphery of the filter screen to seal the edge of the filter screen and the inner wall of a diffusing pipe; 5) placing the filter layer on a filter screen plate, sleeving a gasket, fixing by using a support nut, selecting a proper filter layer A, B, C according to the particle size of on-site dust, sleeving the filter screen plate in sequence, and increasing or decreasing the number of the filter layers according to the actual on-site; 6) the last filtering layer is provided with a top filtering net, and then a gasket is sleeved and fixed by a supporting nut. The whole device can be put into use after being installed.

Compared with the prior art, the utility model has the following advantages:

1. the device is made of common materials and simple in process, and can be manufactured on a construction site; the construction steps are flexible, can be adjusted according to the field conditions, and has strong adaptability.

2. The device can be together fixed filter screen support frame, vertical threaded rod (steel pole) and diffusion pipe are fixed at diffusion pipe top welded fastening nut, can effectively prevent to diffuse the problem that blows filter equipment when pressure is too big.

3. Each layer of filter screen is fixed by a support nut, the type and the number of layers of the filter layer can be adjusted in time according to the particle size of the impurity dust of the gas discharged on site, the filtering effect is ensured, and the dust content discharged into the atmosphere is effectively reduced. And the reverse operation can also be carried out, and the filter screen and the like are removed and cleaned for cyclic utilization, thereby being convenient for energy conservation and emission reduction.

The device has been implemented in the natural gas station, compares with the dust emission volume in the blowdown operation before installing the device additional, has obtained showing the effect, can utilize widely.

The utility model has reasonable design, can effectively reduce the dust amount discharged into the atmosphere by arranging the device on the sewage disposal pool, has been implemented in a natural gas station, obtains good effect and has good practical application value.

Drawings

Fig. 1 shows a schematic cross-sectional view of the present invention.

Fig. 2 shows a schematic view of the filter screen support frame positioned in the diffusing pipe.

In the figure: 1-diffusing pipe, 2-fixing nut, 3-vertical threaded rod, 4-spacer, 5-filter screen support frame, 501-turning arm, 502-through hole, 6-filter screen plate, 7-filter layer, 8-bolt, 9-support nut and 10-top filter screen.

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings.

A diffusing and filtering device arranged on a sewage pool of a natural gas station comprises a diffusing pipe 1 positioned on the sewage pool, a filter screen support frame 5 is arranged in the upper end of the diffusing pipe 1, the filter screen support frame 5 is suspended on the top surface of the diffusing pipe 1 through four turning arms 501, and the four turning arms 501 are arranged at 90 degrees; four fixing nuts 2 are arranged on the outer peripheral surface of the diffusing pipe 1, and each overturning arm 501 is connected with the fixing nut 2 at the corresponding position through a bolt 8; a through hole 502 is formed in the center of the bottom of the filter screen support frame 5, a vertical threaded rod 3 penetrates through the through hole 502, and the vertical threaded rod 3 is fixedly installed at the through hole 502 through an upper support nut 9, a lower support nut 9 and a gasket 4; the vertical threaded rod 3 is sequentially sleeved with a plurality of layers of filter screen plates 6, a filter layer 7 is placed on each layer of filter screen plate 6, each layer of filter layer 7 is locked by a sleeved gasket 4 and a support nut 9, and each layer of filter screen plate 6 is supported on the support nut 9 below through the gasket 4. Sealant is coated between the periphery of each layer of filter screen 6 and the inner wall of the diffusing pipe 1. The top filter screen 10 is additionally arranged on the filter layer 7 positioned at the uppermost layer.

When the natural gas station sewage pond is practically implemented, the device is arranged on the sewage pond of the natural gas station and is formed by combining a diffusing pipe, a vertical steel rod, a filter screen support frame and a filter layer (A, B, C and the like). Wherein, the diffusing pipe needs to be adjusted as follows, four fixing nuts 2 are welded at an angle of 90 degrees at the outer side of the top of the diffusing pipe 1, and the four fixing nuts 2 are positioned at the same height. The length of the vertical steel rod is half of the length of the diffusing pipe, the upper part of the vertical steel rod needs to be sheathed with the screw thread, and the upper part of the vertical steel rod stops being sheathed with the screw thread when the length of the vertical steel rod reaches about 10cm of the lower part of the vertical steel rod, and the vertical steel rod is used as a vertical threaded rod 3. The filter screen support frame 5 is formed by welding two steel plates in a cross manner, the four steel plates are used as side walls, the top ends of the four steel plates are turned for 180 degrees to form a turning arm 501, and a central through hole 502 is formed in the center of the steel plate in the cross manner.

The specific implementation process of the device is as follows: 1) screwing a supporting nut 9 from the top of the vertical threaded rod 3 to the bottom of the mantle fiber; 2) a welded central through hole 502 of the filter screen support frame 5 penetrates through the vertical threaded rod 3, and then a gasket 4 is sleeved and a support nut 9 is screwed to fix the vertical steel rod 3 on the filter screen support frame 5; 3) hanging a filter screen support frame 5 on a diffusing pipe through the outer sides of four turning arms 501, wherein the filter screen support frame 5 is positioned in the diffusing pipe 1, adjusting the direction of the filter screen support frame, aligning the four turning arms 501 on the outer side of the filter screen support frame with four fixing nuts 2 welded on the outer wall of the diffusing pipe, and then fixing the filter screen support frame through bolts 8; 4) sleeving a gasket on a circular filter screen 6, and sleeving the gasket on a vertical threaded rod, so that the filter screen 6 is supported on a support nut 9 through the gasket, and coating sealant on the periphery of the filter screen to seal the edge of the filter screen with the inner wall of a diffusing pipe; 5) placing the filter layer 7 on the filter screen plate 6, sleeving a gasket, fixing by using a support nut 9, selecting a proper filter layer A, B, C … according to the particle size of on-site dust, and increasing or decreasing the number of filter layers according to the on-site practice; 6) a top filter screen 10 is required to be arranged on the last filter layer 7, a gasket is sleeved and fixed by a support nut, and sealant can be coated between the periphery of the top filter screen 10 and the inner wall of the diffusing pipe 1. The whole device can be put into use after being installed.

If the diffusing pipe on the sewage pool of the built station is high or other reasons are inconvenient to directly construct on the diffusing pipe, the device can adjust the assembly sequence, firstly construct 1) 2) 4) 5) 6), and then place the assembled device on the diffusing pipe to carry out 3) operation.

Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the detailed description is made with reference to the embodiments of the present invention, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which shall be covered by the claims of the present invention.

Claims (5)

1. The utility model provides a setting is diffused and filter equipment on natural gas station blowdown pond, is including the diffusion pipe (1) that is located the blowdown pond, its characterized in that: a filter screen support frame (5) is arranged in the upper end of the diffusing pipe (1), the filter screen support frame (5) is suspended on the top surface of the diffusing pipe (1) through four turning arms (501), and the four turning arms (501) are arranged at 90 degrees; four fixing nuts (2) are arranged on the outer peripheral surface of the diffusing pipe (1), and each overturning arm (501) is connected with the fixing nut (2) at the corresponding position through a bolt (8); a through hole (502) is formed in the center of the bottom of the filter screen support frame (5), a vertical threaded rod (3) penetrates through the through hole (502), and the vertical threaded rod (3) is fixedly installed at the through hole (502) through an upper support nut (9), a lower support nut (9) and a gasket (4); the multi-layer filter screen plate (6) is sequentially sleeved on the vertical threaded rod (3), a filter layer (7) is placed on each layer of filter screen plate (6), each layer of filter layer (7) is locked through a sleeved gasket (4) and a support nut (9), and each layer of filter screen plate (6) is supported on the support nut (9) below through the gasket (4).

2. The diffusing and filtering arrangement for installation on a blowdown tank of a natural gas station as claimed in claim 1, wherein: a top layer filter screen (10) is additionally arranged on the filter layer (7) positioned at the uppermost layer.

3. A diffusing and filtering device provided on a blowdown basin of a natural gas station according to claim 1 or 2, wherein: sealant is coated between the periphery of each layer of filter screen plate (6) and the inner wall of the diffusing pipe (1).

4. A diffusing and filtering device according to claim 3, disposed on a blowdown basin of a natural gas station, wherein: the filter layers (7) are arranged into three layers.

5. The diffusing and filtering arrangement for installation on a blowdown tank of a natural gas station as claimed in claim 2, wherein: and sealant is coated between the periphery of the top layer filter screen (10) and the inner wall of the diffusing pipe (1).

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