CN219517931U - Coal industry low temperature methyl alcohol washes filter equipment - Google Patents

Abstract

The utility model discloses a coal chemical industry low-temperature methanol washing and filtering device, which comprises a filtering box, wherein a feeding pipe and a discharging pipe are respectively communicated with the left end and the right end of the filtering box, a first filtering frame is vertically arranged in the filtering box, a first filter screen is arranged in the first filtering frame, a socket matched with the first filtering frame is formed in the top wall of the filtering box, the side wall of the first filtering frame is in sliding fit with the inner wall of the socket, and an iron absorbing plate is arranged at the bottom end of the first filtering frame; the utility model has the beneficial effects that: the first filter frame is put forward through the socket, so that the quick cleaning and replacement of the first filter screen are realized, time and labor are saved, the second filter screen which is standby can replace the first filter screen which is taken out to continuously filter methanol in the filter box, and the production system can continuously operate when the filter device is overhauled.

Description

Coal industry low temperature methyl alcohol washes filter equipment

Technical field:

the utility model belongs to the field of coal chemical industry, and particularly relates to a low-temperature methanol washing and filtering device for coal chemical industry.

The background technology is as follows:

the low-temperature methanol washing process is a physical absorption method with methanol as an absorbent, is mainly used in the purification process of the synthesis gas, and can simultaneously or sectionally remove H2S, CO and various organic sulfur, NH3, HCN, C2H2, carbon 3 and gaseous hydrocarbon, colloid, water vapor and the like above carbon 3 from the crude synthesis gas, so that the synthesis gas can reach high purification degree; the low-temperature methanol washing is to take cold methanol as an absorption solvent, and the characteristic that the solubility of the methanol to acid gas is high is utilized to remove the acid gas contained in raw material gas, the existing technology mainly uses an absorption tower and a desorption tower, the absorption tower absorbs the acid gas, the desorption tower analyzes the acid gas and carries out filtration treatment on lean methanol, the methanol can be reused after the filtration treatment, and the filtration equipment generally washes out solid impurities such as ferric sulfide, coal dust and the like contained in the methanol; the filter equipment that current low temperature methyl alcohol was washed in the use, need in time wash or change its inside filter screen, and the filter screen in the filter equipment generally adopts bolt fixed mounting, and frequent dismantlement is comparatively inconvenient, and the dismouting process is also comparatively loaded down with trivial details and hard, and the maintenance personnel of being inconvenient in time dismouting maintenance to the filter screen, need close the pipeline of upstream equipment when the maintenance is changed the filter screen simultaneously, but the continuous operation to production system leads to the fact the influence.

The utility model comprises the following steps:

the utility model aims to provide a low-temperature methanol washing and filtering device for coal chemical industry, overcomes the defects of the prior art, and effectively solves the existing problem of inconvenient filter screen replacement.

The utility model comprises the following steps: the utility model provides a filter equipment is washed to coal industry low temperature methyl alcohol, includes the rose box both ends communicate respectively about the rose box have pan feeding pipe and discharging pipe the vertical first filter frame that is provided with in the rose box install first filter screen in the first filter frame the roof of rose box seted up with first filter frame assorted socket, the lateral wall of first filter frame with the laminating of inner wall slip of socket the magnet board is installed to the bottom of first filter frame.

Further, the vertical riser that installs of diapire of rose box the draw-in groove has been seted up on the riser, the inner chamber of draw-in groove with the inner chamber of rose box is linked together through the through-hole install the second filter frame in the draw-in groove install the second filter screen in the second filter frame, the top of second filter frame extends to through the through-hole in the rose box, the top of second filter frame with inhale iron plate diapire fixed connection, the lateral wall of second filter frame with the inner wall slip laminating of through-hole one side of riser has been seted up the filter screen and has been changed the mouth install the guard gate board in the filter screen is changed mouthful.

Furthermore, the side walls of the first filter screen and the second filter screen are provided with positioning blocks, and grooves matched with the positioning blocks are formed in the first filter frame and the second filter frame.

Furthermore, sealing rings are arranged on the inner walls of the insertion opening and the through opening.

Further, a handle is arranged at the top end of the first filter frame.

Further, the protective door plate is rotatably connected with the side wall of the filter screen replacement opening through a hinge.

Further, a handle is arranged on the side wall of the protective door plate.

Furthermore, the protective door plate is made of transparent acrylic material.

The utility model has the beneficial effects that: the first filter frame is put forward through the socket, so that the quick cleaning and replacement of the first filter screen are realized, time and labor are saved, the second filter screen which is standby can replace the first filter screen which is taken out to continuously filter methanol in the filter box, and the production system can continuously operate when the filter device is overhauled.

Description of the drawings:

FIG. 1 is a cross-sectional view of a front view of the present utility model;

FIG. 2 is a cross-sectional view of section A-A of FIG. 1;

in the figure, 1 rose box, 2 pan feeding pipe, 3 first filter frame, 4 first filter screen, 5 sockets, 6 inhale iron plate, 7 risers, 8 through-mouths, 9 second filter frame, 10 second filter screen, 11 protection door plant, 12 locating pieces, 13 discharging pipe, 14 handles.

The specific embodiment is as follows:

for a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings:

as shown in fig. 1 to 2, a coal industry low temperature methanol washes filter equipment, including rose box 1 both ends communicate respectively about rose box 1 have pan feeding pipe 2 and discharging pipe 13 the vertical first filter frame 3 that is provided with in the rose box 1 install first filter screen 4 in the first filter frame 3 the roof of rose box 1 seted up with first filter frame 3 assorted socket 5, the lateral wall of first filter frame 3 with the inner wall slip laminating of socket 5 the suction plate 6 is installed to the bottom of first filter frame 3 the vertical riser 7 that installs of diapire of rose box 1 set up the draw-in groove on riser 7, the inner chamber of draw-in groove with the inner chamber of rose box 1 is linked together through opening 8 install second filter frame 9 in the draw-in groove the second filter frame 9 the top of second filter frame 9 extends to through opening 8 filter frame 1 in the filter frame 6 the filter screen is installed to the filter screen is in the fixed connection of filter screen 9 the top has the filter screen is in the change top plate 7 the filter screen is in the side wall is in the change.

Specifically, the first filter frame 3 is pulled out from the socket 5, so that the first filter screen 4 can be quickly cleaned and replaced; at the same time, the first filter frame 3 is moved out to drive the standby second filter frame 9 to continuously filter the methanol in the filter box 1.

In the actual use process, when the first filter screen 4 needs to be cleaned or replaced, the first filter frame 3 is lifted from the socket 5 until the suction plate 6 is adsorbed to the inner wall of the filter box 1, and then the standby second filter frame 9 fixedly connected with the suction plate 6 is lifted from the clamping groove and enters the filter box 1 through the through hole 8, so that the methanol in the filter box 1 is continuously filtered instead of the first filter screen 4 which is taken out and is being cleaned or replaced, and the continuous operation of the production system is realized when the filter device is overhauled; when the first filter frame 3 is inserted back into the filter box 1 after the cleaning is finished, the second filter frame 9 also returns to the clamping groove formed in the vertical plate 7 for standby.

As shown in fig. 1 to 2, the side walls of the first filter screen 4 and the second filter screen 10 are provided with positioning blocks 12, the first filter frame 3 and the second filter frame 9 are provided with grooves matched with the positioning blocks 12, the inner walls of the insertion opening 5 and the through opening 8 are provided with sealing rings, the top end of the first filter frame 3 is provided with a handle 14, the protection door plate 11 is rotatably connected with the side wall of the filter screen replacement opening through a hinge, the side wall of the protection door plate 11 is provided with a handle, and the protection door plate 11 is made of transparent acrylic material.

In particular, the positioning block 12 can facilitate the rapid positioning and filling of the first filter screen 4 and the second filter screen 10; the protective door plate 11 made of transparent acrylic material is convenient for better observing the second filter screen 10, and is convenient for cleaning and replacing the second filter screen in time in the later period.

In the actual use process, the positioning block 12 is aligned with the groove to quickly install the cleaned or replaced filter screen in the filter frame; when the second filter screen 10 is used for a period of time, the impurity filtering condition of the surface of the second filter screen 10 can be observed through the protective door plate 11 made of transparent acrylic materials, and the second filter screen 10 is cleaned or replaced in time.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a filter equipment is washed to coal industry low temperature methyl alcohol, includes rose box (1) both ends intercommunication respectively have pan feeding pipe (2) and discharging pipe (13), its characterized in that about rose box (1): the filter box is characterized in that a first filter frame (3) is vertically arranged in the filter box (1), a first filter screen (4) is arranged in the first filter frame (3), a socket (5) matched with the first filter frame (3) is formed in the top wall of the filter box (1), the side wall of the first filter frame (3) is in sliding fit with the inner wall of the socket (5), and an iron absorbing plate (6) is arranged at the bottom end of the first filter frame (3).

2. The coal chemical industry low temperature methanol washing and filtering device according to claim 1, wherein: the filter box is characterized in that a vertical plate (7) is vertically arranged on the bottom wall of the filter box (1), a clamping groove is formed in the vertical plate (7), an inner cavity of the clamping groove is communicated with an inner cavity of the filter box (1) through a through hole (8), a second filter frame (9) is arranged in the clamping groove, a second filter screen (10) is arranged in the second filter frame (9), the top end of the second filter frame (9) extends into the filter box (1) through the through hole (8), the top end of the second filter frame (9) is fixedly connected with the bottom wall of the magnet plate (6), the side wall of the second filter frame (9) is in sliding fit with the inner wall of the through hole (8), a filter screen replacement hole is formed in one side of the vertical plate (7), and a protection door plate (11) is arranged in the filter screen replacement hole.

3. The coal chemical industry low temperature methanol washing and filtering device according to claim 2, wherein: the side walls of the first filter screen (4) and the second filter screen (10) are provided with positioning blocks (12), and grooves matched with the positioning blocks (12) are formed in the first filter frame (3) and the second filter frame (9).

4. The coal chemical industry low temperature methanol washing and filtering device according to claim 2, wherein: sealing rings are arranged on the inner walls of the insertion opening (5) and the through opening (8).

5. The coal chemical industry low temperature methanol washing and filtering device according to claim 1, wherein: a handle (14) is arranged at the top end of the first filter frame (3).

6. The coal chemical industry low temperature methanol washing and filtering device according to claim 2, wherein: the protective door plate (11) is rotatably connected with the side wall of the filter screen replacement opening through a hinge.

7. The coal chemical industry low temperature methanol washing and filtering device according to claim 6, wherein: and a handle is arranged on the side wall of the protective door plate (11).

8. The coal chemical industry low temperature methanol washing and filtering device according to claim 7, wherein: the protective door plate (11) is made of transparent acrylic material.