CN219376470U - Inlet filtering and purifying device of coal press - Google Patents

Abstract

The utility model relates to the technical field of coal presses, in particular to a coal press inlet filtering and purifying device which comprises a tank body, wherein an upper sealing cover is arranged above the tank body, and a filter element is arranged above the inside of the tank body. The utility model has the advantages that: the tank body is used as a main body, the upper sealing cover is arranged above the tank body, the upper sealing cover and the lower sealing cover are assembled in a sealing way, the filter core is arranged inside the tank body, the air inlet pipe and the air outlet pipe are respectively arranged above one side of the outside of the tank body and below the other side of the tank body, coal gas is filtered and purified through the filter core, meanwhile, a steam pipeline is arranged outside the tank body, the position of the steam pipeline corresponds to that of the filter core, steam can purge impurities attached to the filter core, the cleaning is convenient, a nitrogen pipeline is arranged above the upper sealing cover, nitrogen can be filled into the tank body through the nitrogen pipeline, and the nitrogen can be used for overhauling and replacement, and an air valve is further arranged on the upper sealing cover, so that the whole device is reasonable in structure and convenient to clean and use.

Description

Inlet filtering and purifying device of coal press

Technical Field

The utility model relates to the technical field of coal presses, in particular to a coal press inlet filtering and purifying device.

Background

The impurity in the coal gas is more, therefore, the coal gas needs to be filtered and purified before entering the coal press, and the common means at present is to install a filter at the inlet to prevent the impurity in the coal gas from entering the compression system, so as to prolong the maintenance interval of the compressor, reduce the maintenance times and improve the service life of equipment.

However, most of the existing filtering equipment is a single filter element, and the filter element needs to be taken out for cleaning, so that the cleaning is inconvenient.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a coal press inlet filtering and purifying device, which effectively solves the defects of the prior art.

To achieve the above object, an embodiment of an aspect of the present utility model provides a coal press inlet filtering and purifying device, including a tank body, an upper sealing cover is disposed above the tank body, a filter element is disposed above the tank body, an air outlet pipe is disposed above one side of the tank body, an air inlet pipe is disposed below the other side of the tank body, the filter element is located above the air inlet pipe, a steam pipeline is disposed at one side of the tank body, the position of the steam pipeline corresponds to that of the filter element, a nitrogen pipeline is disposed above one side of the tank body, the nitrogen pipeline is communicated with the upper sealing cover, a drain valve is disposed below the tank body, and an air valve is disposed above the upper sealing cover.

By any of the above schemes, preferably, a sealing ring is arranged between the tank body and the upper sealing cover, and by using the scheme, the sealing assembly between the upper sealing cover and the tank body can be realized.

By any of the above schemes, it is preferable that a drain pipe is arranged below the tank body, the drain valve is arranged outside the drain pipe, and sewage generated in the tank body can be conveniently discharged by using the scheme.

By any of the above-mentioned solutions, it is preferable that two pressure gauges are provided outside the tank, and that the two pressure gauges are arranged up and down, by using which the gas pressure in the tank can be monitored.

By any of the above schemes, it is preferable that a liquid level gauge is arranged below one side outside the tank body, and by using the scheme, the liquid level in the tank body can be monitored.

By the above-mentioned scheme preferred, the outside all around fixedly connected with installation foot of jar body, all around fixedly connected with supporting legs of the external below of jar, through the use this scheme can be convenient for carry out fixed mounting to the jar body.

The utility model has the following advantages:

1. this coal press import filters purifier to the jar body is provided with the upper cover in the top of jar body, seals the equipment through the sealing washer between the two, the inside of jar body is provided with the filter core, wherein, jar outside one side top and the below of opposite side are provided with intake pipe and outlet duct respectively, coal gas filters through the filter core and purifies, simultaneously, the outside at the jar body is provided with steam conduit, steam conduit's position corresponds with the position of filter core, the attached impurity on the filter core can be swept to steam, the clearance of being convenient for is provided with nitrogen gas pipeline in the top of upper cover, the nitrogen gas pipeline is filled to the jar internal nitrogen gas that fills of accessible nitrogen gas pipeline, nitrogen gas can be used to overhaul the replacement usefulness, and still be provided with the pneumatic valve on the upper cover for whole device rational in infrastructure, be convenient for clear up and use.

2. This coal press import filters purifier, in the below blow off pipe of jar body, the outside of blow off pipe is provided with the blowoff valve to in the internal impurity of discharge jar, be provided with the manometer in the outside of jar body, the manometer can monitor the internal atmospheric pressure of jar, so as to avoid appearing jar internal atmospheric pressure too high, make the internal pressure of jar satisfy the requirement, simultaneously, be provided with the level gauge in the below of jar body, so that monitor the liquid content of jar body, satisfy the needs of in-service use.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

fig. 3 is a schematic top view of the present utility model.

In the figure: 1-tank body, 2-nitrogen pipeline, 3-filter element, 4-upper sealing cover, 5-manometer, 6-blow-off pipe, 7-pneumatic valve, 8-sealing washer, 9-blow-off valve, 10-intake pipe, 11-level gauge, 12-steam pipeline, 13-supporting legs, 14-outlet duct, 15-installation leg.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.

As shown in fig. 1 to 3, a coal press inlet filtering and purifying device comprises a tank body 1, an upper sealing cover 4 is arranged above the tank body 1, a filter element 3 is arranged above the inside of the tank body 1, an air outlet pipe 14 is arranged above one side outside the tank body 1, an air inlet pipe 10 is arranged below the other side outside the tank body 1, the filter element 3 is located above the air inlet pipe 10, a steam pipeline 12 is arranged on one side outside the tank body 1, the position of the steam pipeline 12 corresponds to that of the filter element 3, a nitrogen pipeline 2 is arranged above one side outside the tank body 1, the nitrogen pipeline 2 is communicated with the upper sealing cover 4, a blow-down valve 9 is arranged below the tank body 1, and an air valve 7 is arranged above the upper sealing cover 4.

The sealing ring 8 is arranged between the tank body 1 and the upper sealing cover 4, and as an alternative technical scheme of the utility model, when the tank body 1 and the upper sealing cover 4 are assembled, bolts can be used to penetrate the tank body 1 and the upper sealing cover 4 and nuts are used for locking and fixing, wherein the sealing ring 8 is made of a material which is not easy to corrode so as to meet the requirement of actual use.

A drain pipe 6 is arranged below the tank body 1, a drain valve 9 is arranged outside the drain pipe 6, and as an alternative technical scheme of the utility model, a filter screen can be arranged inside the drain pipe 6 in actual use so as to filter impurities contained in sewage in the tank body 1.

The outside of the tank body 1 is provided with two pressure gauges 5, the two pressure gauges 5 are arranged up and down, and as an alternative technical scheme of the utility model, the two pressure gauges 5 arranged up and down can be convenient for monitoring the air pressure of the upper and lower parts inside the tank body 1, wherein, in order to ensure that the installation tightness of the pressure gauges 5 is better, so as to meet the use requirement.

The liquid level meter 11 is arranged below one side of the outer part of the tank body 1, and as an alternative technical scheme of the utility model, a sensor on the liquid level meter 11 is in contact with liquid in the tank body 1, and meanwhile, the liquid level meter 11 can be connected with a control system so as to remind a user.

The installation feet 15 are fixedly connected to the periphery of the outer part of the tank body 1, the supporting feet 13 are fixedly connected to the periphery of the lower part of the outer part of the tank body 1, and as an alternative technical scheme of the utility model, a plurality of counter bores are formed in the installation feet 15 and the supporting feet 13 so as to be convenient for fixedly installing the tank body 1 by using bolts, wherein the installation of the installation feet 15 can stabilize the position of the tank body 1, the supporting feet 13 can support the tank body 1, and the height of the tank body 1 can be adjusted by changing different heights of the supporting feet 13.

In the actual use process, the inlet pipeline of the coal press is DN700, the coal gas sequentially passes through a butterfly valve and a blind plate valve before entering the coal press, then enters the vertical filter, then enters the Y-shaped filter, finally enters the gas-liquid separator at the inlet of the coal press, and enters the compression system, wherein the inside of the vertical filter is a filter element component, the filtering precision of the filter element component is 100um, the inside of the Y-shaped filter is a filter screen, the end cover is provided with two drain valves and an exhaust valve, and in order to prevent the tank body 1 from rusting, gray antirust paint needs to be sprayed outside the tank body.

The characteristics, the assembly mode, the use process and the realized functions of each component in the utility model are as follows: with jar body 1 as the main part, be provided with upper cover 4 in jar body 1's top, carry out seal assembly through sealing washer 8 between the two, jar body 1's inside is provided with filter core 3, wherein, jar body 1 outside one side top and opposite side's below are provided with intake pipe 10 and outlet duct 14 respectively, coal gas filters through filter core 3 and purifies, simultaneously, be provided with steam pipe 12 in jar body 1's outside, steam pipe 12's position corresponds with filter core 3's position, steam can sweep the impurity of attaching on filter core 3, be convenient for clear up, be provided with nitrogen gas pipeline 2 in upper cover 4's top, accessible nitrogen gas pipeline 2 fills nitrogen gas to jar body 1 in, nitrogen gas can be used to overhaul the replacement usefulness, can not take place the reaction with other spare part in the jar body 1, and still be provided with pneumatic valve 7 on upper cover 4, make whole device's rational in infrastructure, be convenient for clear up and use, in jar body 1's below blow off pipe 6, blow off pipe 6's outside is provided with blow off valve 9, so that in jar body 1, be convenient for discharging jar body 1, be provided with manometer 5 in jar body 1's outside, manometer 5, can be monitored in jar body 1, can monitor the pressure gauge 1, can be used to monitor the level in the jar body 1, the level 1, the requirement is high pressure gauge 1, the level is satisfied in the jar 1, the air pressure gauge 1 is convenient for 1, the use, 1 is satisfied in the air pressure gauge is in the time, 1, the 1 is required to be monitored.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a coal press import filters purifier which characterized in that: including jar body (1), the top of jar body (1) is provided with upper cover (4), the top of jar body (1) inside is provided with filter core (3), the top of jar body (1) outside one side is provided with outlet duct (14), the below of jar body (1) outside opposite side is provided with intake pipe (10), filter core (3) are located the top of intake pipe (10), the outside one side of jar body (1) is provided with steam conduit (12), the position of steam conduit (12) with the position of filter core (3) corresponds, the top of jar body (1) outside one side is provided with nitrogen gas pipeline (2), nitrogen gas pipeline (2) with upper cover (4) intercommunication, the below of jar body (1) is provided with blow off valve (9), the top of upper cover (4) is provided with pneumatic valve (7).

2. The coal press inlet filtration purification device of claim 1, wherein: a sealing ring (8) is arranged between the tank body (1) and the upper sealing cover (4).

3. The coal press inlet filtration purification device of claim 2, wherein: a drain pipe (6) is arranged below the tank body (1), and a drain valve (9) is arranged outside the drain pipe (6).

4. A coal press inlet filtration purification device according to claim 3, wherein: two pressure gauges (5) are arranged outside the tank body (1), and the two pressure gauges (5) are arranged up and down.

5. The coal press inlet filtration purification device of claim 4, wherein: a liquid level meter (11) is arranged below one side of the outside of the tank body (1).

6. The coal press inlet filtration purification device of claim 5, wherein: the tank is characterized in that mounting feet (15) are fixedly connected to the periphery of the outer part of the tank body (1), and supporting feet (13) are fixedly connected to the periphery of the lower part of the outer part of the tank body (1).