CN211659508U - A filter device for removing arsenic - Google Patents

Abstract

The utility model relates to the technical field of auxiliary devices for solid waste treatment, in particular to a filter device for removing arsenic, which has a simple structure, pre-filters waste gas and prolongs the cleaning cycle of cloth bags; The lower half area of the outer side wall is communicated with an air inlet pipe, the upper half area of the outer side wall of the cylinder is communicated with an air outlet pipe, a mounting ring is arranged laterally inside the cylinder body, and a cloth bag is arranged inside the mounting ring; it also includes a box body, a reciprocating screw, a limiter The position rod, the connecting plate, the L-shaped rod and the filter screen, a filter cavity is arranged inside the box body, the input end of the intake pipe is communicated with the right side wall of the box body, the left side wall of the box body is communicated with a transition pipe, and the top of the box body is communicated with a The transition port, the top of the box is provided with a concave block, the bottom end of the L-shaped rod is provided with a mounting plate, the right end of the mounting plate is provided with a first bristle group in contact with the filter screen, the top of the box is provided with a support block, the support block and the connecting plate are Bearings are provided, and both ends of the reciprocating screw are provided with rotating shafts.

Description

A filter device for removing arsenic

technical field

The utility model relates to the technical field of auxiliary devices for solid waste treatment, in particular to a filter device for removing arsenic.

Background technique

As we all know, the bag filter is a dry dust filter device, which uses the filtering effect of fiber fabric to filter the dust-containing gas. Due to the action of gravity, it settles down and falls into the ash hopper. When the gas containing finer dust passes through the filter material , The dust is retained to purify the gas, and the bag filter is widely used in many industries such as metallurgy and chemical industry. The existing filter device for arsenic removal includes a cylinder with a cavity, an air inlet pipe is communicated with the lower half area of the outer side wall of the cylinder, an air outlet pipe is communicated with the upper half area of the outer side wall of the cylinder, and a horizontal installation is arranged inside the cylinder. The inner side of the installation ring is provided with a cloth bag; when the existing filter device for arsenic removal is used, the exhaust gas enters the cylinder body along the intake pipe and moves upward, the dust is intercepted by the cloth bag, and the purified gas is discharged along the air outlet pipe; the existing arsenic removal In the use of the filter device, it is found that when there is a lot of dust in the exhaust gas, a large amount of impurities will adhere to the outside of the bag, which will easily lead to a decrease in the intake air volume of the exhaust gas, which will shorten the cleaning cycle of the cloth bag, which will undoubtedly affect the work efficiency.

Utility model content

In order to solve the above technical problems, the utility model provides a filter device for removing arsenic, which has a simple structure, pre-filters the exhaust gas, prolongs the cleaning period of the cloth bag, and improves the working efficiency.

The utility model relates to a filter device for arsenic removal, which comprises a cylinder body with a cavity, an air inlet pipe is communicated with the lower half area of the outer side wall of the cylinder, and an air outlet pipe is communicated with the upper half area of the outer side wall of the cylinder body. A mounting ring is arranged laterally, and a cloth bag is arranged on the inner side of the mounting ring; it also includes a box body, a reciprocating screw, a limit rod, a connecting plate, an L-shaped rod and a filter screen. It is communicated with the right side wall of the box body, the left side wall of the box body is communicated with a transition pipe, the top of the box body is communicated with a transition port, the bottom end of the L-shaped rod passes through the transition port, and the top of the box body is provided with a concave block. The filter screen is longitudinally installed inside the box body and the top of the filter screen is inserted into the inside of the concave block, the bottom end of the L-shaped rod is provided with a mounting plate, the right end of the mounting plate is provided with a first bristle group in contact with the filter screen, and the top of the box body is provided with a support block , the support block and the connecting plate are provided with bearings, the two ends of the reciprocating screw are provided with rotating shafts, the two sets of the rotating shafts are respectively connected with the two sets of the bearing keys, and the L-shaped rod is provided with a driving hole and a sliding hole, so The reciprocating lead screw is screwed through the drive hole, the limit rod passes through the sliding hole, and the two ends of the limit rod are respectively connected with the support block and the connecting plate, the bottom of the box is connected with a slag pipe, and the outer wall of the slag pipe is connected The bottom end is provided with a flange, the flange is detachably provided with a blind plate through a plurality of sets of first bolts, and a motor is provided on the top of a set of the rotating shafts.

In the filter device for arsenic removal of the utility model, an observation port is communicated with the front side wall of the box body, a transparent plate is arranged at the observation port, and a second bristle group in contact with the transparent plate is arranged on the front side wall of the installation plate.

In the filter device for arsenic removal of the utility model, an inspection port is communicated with the rear side wall of the box body, and a blocking cover is detachably provided at the inspection port through a plurality of sets of second bolts.

In the filter device for arsenic removal of the utility model, a sealing ring is arranged at the transition port, and the inner side wall of the sealing ring is in close contact with the outer side wall of the L-shaped rod.

In the filter device for arsenic removal of the utility model, a bypass pipe is communicated between the transition pipe and the intake pipe, the bypass pipe is provided with a first valve, and both the transition pipe and the intake pipe are provided with a second valve .

In the filter device for arsenic removal of the utility model, the front and rear ends of the right side wall of the connecting plate are provided with reinforcing rods, and the other ends of the two sets of the reinforcing rods are connected with the top of the box body.

In the utility model of a filter device for removing arsenic, the limit rod is cylindrical.

In the filter device for arsenic removal of the utility model, the outer side wall of the cylinder is communicated with an inlet and outlet, and a cover plate is arranged at the inlet and outlet through a plurality of groups of third bolts.

Compared with the prior art, the beneficial effect of the present utility model is: under the mutual cooperation of the support block, the connecting plate, the reciprocating screw, the two sets of rotating shafts, the L-shaped rod and the limit rod, the rotation of the motor makes the first bristle group reciprocate up and down. Move, the concave block vertically fixes the filter screen inside the box body, the exhaust gas enters the box body along the transition pipe, is initially filtered through the filter screen, and then enters the cylinder body along the intake pipe, the dust is intercepted by the cloth bag, and the purified gas It is discharged along the air outlet pipe. When the filter screen needs to be cleaned, the motor is turned on to make the first bristle group move back and forth to clean up the impurities on the filter screen and fall into the slag discharge pipe, and then remove the blind plate for cleaning. The structure is simple, Pre-filter the exhaust gas, prolong the cleaning cycle of the cloth bag, and improve the work efficiency.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is a partial enlarged view of part A in Fig. 1;

Fig. 3 is a partial enlarged view of part B in Fig. 1;

Fig. 4 is the connection schematic diagram of box body and transparent plate;

Figure 5 is a schematic rear view of the connection between the box body and the blocking cover;

Figure 6 is a perspective view of a concave block;

Symbols in the drawings: 1. Cylinder body; 2. Air inlet pipe; 3. Air outlet pipe; 4. Installation ring; 5. Cloth bag; 6. Box body; 7. Reciprocating screw; 8. Limit rod; 9. Connecting plate ;10, L-shaped rod; 11, filter screen; 12, transition pipe; 13, concave block; 14, mounting plate; 15, first bristle; 16, support block; 17, bearing; 18, shaft; 19, slag Pipe; 20, flange; 21, first bolt; 22, blind plate; 23, transparent plate; 24, second brush; 25, cover; 26, sealing ring; 27, bypass pipe; 28, first valve ; 29, the second valve; 30, the cover.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

As shown in FIGS. 1 to 6 , a filter device for arsenic removal of the present invention includes a cylindrical body 1 with a cavity, and an air inlet pipe 2 is communicated with the lower half area of the outer side wall of the cylindrical body 1 . The upper half area of the wall is communicated with an air outlet pipe 3, a mounting ring 4 is arranged laterally inside the cylinder body 1, and a cloth bag 5 is arranged inside the mounting ring 4; it also includes a box body 6, a reciprocating screw 7, a limit rod 8, and a connecting plate 9 , L-shaped rod 10 and filter screen 11, a filter cavity is arranged inside the box body 6, the input end of the intake pipe 2 is communicated with the right side wall of the box body 6, the left side wall of the box body 6 is communicated with a transition pipe 12, and the top of the box body 6 A transition port is provided in communication, the bottom end of the L-shaped rod 10 passes through the transition port, a concave block 13 is arranged on the top of the box body 6, the filter screen 11 is longitudinally installed inside the box body 6, and the top end of the filter screen 11 is inserted into the inside of the concave block 13, The bottom end of the L-shaped rod 10 is provided with a mounting plate 14, the right end of the mounting plate 14 is provided with a first set of bristles 15 contacting with the filter screen 11, the top of the box body 6 is provided with a support block 16, and the support block 16 and the connecting plate 9 are provided with Bearings 17, both ends of the reciprocating screw 7 are provided with rotating shafts 18, two sets of rotating shafts 18 are respectively connected with two sets of bearings 17, the L-shaped rod 10 is provided with a driving hole and a sliding hole, and the reciprocating screw 7 is screwed through the driving hole , the limit rod 8 passes through the sliding hole and the two ends of the limit rod 8 are respectively connected with the support block 16 and the connecting plate 9, the bottom of the box 6 is connected with a slag discharge pipe 19, and the bottom end of the outer side wall of the slag discharge pipe 19 is provided with a method The flange 20 is detachably provided with a blind plate 22 through a plurality of sets of first bolts 21, and a motor is provided on the top of a set of rotating shafts 18; With the mutual cooperation of the position rods, the rotation of the motor makes the first bristle group reciprocate up and down, the concave block vertically fixes the filter screen inside the box body, and the exhaust gas enters the box body along the transition pipe. The air intake pipe enters the inside of the cylinder, and the dust is intercepted by the cloth bag. After purification, the gas is discharged along the air outlet pipe. When the filter screen needs to be cleaned, the motor is turned on to make the first bristle group move back and forth to clean up the impurities on the filter screen and fall into the slag. It is simple in structure, pre-filters the exhaust gas, prolongs the cleaning cycle of the cloth bag, and improves the work efficiency.

In the filter device for arsenic removal of the present invention, an observation port is communicated with the front side wall of the box body 6, a transparent plate 23 is provided at the observation port, and the front side wall of the mounting plate 14 is provided with a second bristles in contact with the transparent board 23. 24 groups; observe the impurities attached to the filter screen through the transparent plate, and the second bristle group will clean the impurities on the transparent plate after the motor is turned on.

In the filter device for arsenic removal of the present invention, the rear side wall of the box body 6 is communicated with an inspection port, and the inspection port is detachably provided with a blocking cover 25 through a plurality of sets of second bolts; when the filter screen needs to be deeply cleaned, Remove the cover and pull out the filter for cleaning.

In the filter device for arsenic removal of the present invention, a sealing ring 26 is arranged at the transition port, and the inner side wall of the sealing ring 26 is in close contact with the outer side wall of the L-shaped rod 10; the sealing ring can reduce the entry of outside air into the box.

In the filter device for arsenic removal of the present invention, a bypass pipe 27 is communicated between the transition pipe 12 and the intake pipe 2 , the bypass pipe 27 is provided with a first valve 28 , and the transition pipe 12 and the intake pipe 2 are both provided with a bypass pipe 27 . A second valve 29 is provided; during normal operation, the first valve is closed, and both sets of second valves are opened. When the filter screen needs to be cleaned, both sets of second valves are closed and the first valve is opened.

In the filtering device for arsenic removal of the present invention, the front and rear ends of the right side wall of the connecting plate 9 are provided with reinforcing rods, and the other ends of the two sets of reinforcing rods are connected with the top of the box body 6; stability.

In the filter device for arsenic removal of the utility model, the limit rod 8 is cylindrical; the limit rod is cylindrical, which reduces the difficulty of installation and reduces the frictional force when the L-shaped rod moves.

In the filter device for arsenic removal of the present invention, the outer side wall of the cylinder body 1 is communicated with an inlet and outlet, and the inlet and outlet are provided with a cover plate 30 through a plurality of groups of third bolts; when the cloth bag needs to be cleaned or replaced, the cover plate is opened for operation.

The utility model relates to a filter device for arsenic removal. During operation, under the mutual cooperation of a support block, a connecting plate, a reciprocating screw, two sets of rotating shafts, two sets of reinforcing rods, an L-shaped rod and a limit rod, the motor The rotation makes the first bristle group reciprocate up and down, and the concave block vertically fixes the filter screen inside the box. During normal operation, the first valve is closed, and both sets of second valves are opened, and the exhaust gas enters the box along the transition pipe. It is initially filtered by the filter screen, and then enters the inside of the cylinder along the intake pipe. The dust is intercepted by the cloth bag. After purification, the gas is discharged along the gas outlet pipe. When the filter screen needs to be cleaned, the two sets of second valves are closed and the first valve is opened. Valve, turn on the motor to make the first bristle group move back and forth to clean the impurities on the filter screen and drop them into the slag discharge pipe, then remove the blind plate for cleaning, observe the impurities attached to the filter screen through the transparent plate, and after the motor is turned on The second bristle group cleans the impurities on the transparent plate. When the filter needs to be deeply cleaned, remove the cover and pull out the filter to clean it. When the cloth bag needs to be cleaned or replaced, open the cover to operate.

In the filter device for arsenic removal of the present invention, the installation, connection or arrangement of all the above components are welding, riveting or other common mechanical methods, and the sliding/rotating fixation is the sliding/rotating state. It does not fall off, and the sealed connection means that the two connectors are connected and sealed at the same time, and the specific structure, model and coefficient index of all its components are its own technology, as long as it can achieve its beneficial effects. Modules and electrical appliances are common electrical components in the market. When you buy them back for use, you only need to electrically connect them to each other according to the instruction manual that you bought back together. The control module is a common self-contained module, so it will not be repeated here.

In a filter device for arsenic removal of the present invention, unless otherwise stated, the orientation words included in the term, such as "up, down, left and right, front and rear, inside and outside, and vertical and horizontal" only represent the orientation of the term under normal use. , or a common name understood by those skilled in the art, and should not be regarded as a limitation of the term. At the same time, sequence nouns such as "first", "second" and "third" do not represent specific quantities and sequences. , is only used for name distinction, and the terms "comprise", "comprise" or any other variation thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not expressly listed or inherent to such a process, method, article or apparatus.

The above are only the preferred embodiments of the present utility model. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present utility model, several improvements and modifications can be made. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (8)

1. A filtering device for removing arsenic comprises a barrel body (1) with a cavity, wherein the lower half area of the outer side wall of the barrel body (1) is communicated with an air inlet pipe (2), the upper half area of the outer side wall of the barrel body (1) is communicated with an air outlet pipe (3), a mounting ring (4) is transversely arranged in the barrel body (1), and a cloth bag (5) is arranged on the inner side of the mounting ring (4); the device is characterized by further comprising a box body (6), a reciprocating lead screw (7), a limiting rod (8), a connecting plate (9), an L-shaped rod (10) and a filter screen (11), wherein a filter cavity is arranged inside the box body (6), the input end of an air inlet pipe (2) is communicated with the right side wall of the box body (6), a transition pipe (12) is communicated with the left side wall of the box body (6), a transition port is communicated with the top of the box body (6), the bottom end of the L-shaped rod (10) penetrates through the transition port, a concave block (13) is arranged at the top inside the box body (6), the filter screen (11) is longitudinally arranged inside the box body (6) and the top end of the filter screen (11) is inserted into the concave block (13), a mounting plate (14) is arranged at the bottom end of the L-shaped rod (10), a first brush hair (15) group which is in contact with the filter screen (, supporting shoe (16) and connecting plate (9) all are provided with bearing (17), reciprocal lead screw (7) both ends all are provided with pivot (18), and are two sets of pivot (18) respectively with two sets of bearing (17) key-type connection, L type pole (10) are provided with drive hole and sliding hole, reciprocal lead screw (7) spiral shell dress passes the drive hole, gag lever post (8) pass the sliding hole and gag lever post (8) both ends are connected with supporting shoe (16) and connecting plate (9) respectively, and box (6) bottom intercommunication is provided with slag pipe (19), and slag pipe (19) lateral wall bottom is provided with flange (20), and flange (20) can be dismantled through first bolt (21) of multiunit and be provided with blind plate (22), and is a set of pivot (18) top is provided with the motor.

2. The filtering device for removing arsenic as claimed in claim 1, wherein the front side wall of the box body (6) is communicated with a viewing port, a transparent plate (23) is arranged at the viewing port, and the front side wall of the mounting plate (14) is provided with a second group of brush hairs (24) which are contacted with the transparent plate (23).

3. The filtering device for removing arsenic according to claim 2, wherein the rear side wall of the box body (6) is communicated with an access opening, and the access opening is detachably provided with a blocking cover (25) through a plurality of groups of second bolts.

4. A filter unit for arsenic removal as claimed in claim 3, wherein the transition port is provided with a sealing ring (26), and the inner side wall of the sealing ring (26) is in close contact with the outer side wall of the L-shaped rod (10).

5. A filter unit for arsenic removal as claimed in claim 4, wherein a bypass pipe (27) is arranged in communication between the transition pipe (12) and the inlet pipe (2), the bypass pipe (27) being provided with a first valve (28), and the transition pipe (12) and the inlet pipe (2) being provided with a second valve (29).

6. A filter unit for arsenic removal as claimed in claim 5, wherein the right side wall of the connection plate (9) is provided with reinforcing rods at the front and rear ends, and the other ends of the two groups of reinforcing rods are connected with the top of the box body (6).

7. A filter device for arsenic removal as claimed in claim 6, wherein the limiting rod (8) is cylindrical.

8. The filtering device for removing arsenic in claim 7, wherein the outer side wall of the cylinder (1) is provided with an inlet and an outlet, and a cover plate (30) is arranged at the inlet and the outlet through a plurality of groups of third bolts.

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