CN219482076U - Waste gas purifying device for water glass production - Google Patents

Abstract

The utility model relates to the technical field of water glass production, in particular to a water glass production waste gas purification device, which comprises a water vapor recovery tank, wherein one side of the water vapor recovery tank is connected with a tail gas pipe, the top of one side of the tail gas pipe is connected with an air inlet pipe in a penetrating way, and a waste material pipe is arranged below the air inlet pipe and is connected with the tail gas pipe in a penetrating way; an outer screw cylinder is integrally and fixedly arranged on the outer wall of one side of the tail gas pipe; a cleaning mechanism is arranged in the tail gas pipe; the cleaning mechanism comprises an inner tube, and a rotating screw rod is rotatably arranged on the outer wall of one end of the inner tube. According to the cleaning mechanism, tail gas is blocked through the dust filtering net, the tail gas passes through the turbine blade rapidly at high temperature, the rotating rod is driven to actively rotate through the turbine blade, the rotating rod cleans the inner wall of the inner tube through the spiral exhaust rod, dust scraped by cleaning is gradually discharged to the waste pipe through the driving of the spiral exhaust rod, and the dust in the tail gas is cleaned through the waste pipe and discharged into the collecting tank, so that gas-liquid separation work is facilitated.

Description

Waste gas purifying device for water glass production

Technical Field

The utility model relates to the technical field of water glass production, in particular to a water glass production waste gas purifying device.

Background

Sodium silicate, commonly known as sodium silicate, is a soluble inorganic silicate and has wide application. In silicate industry, the method is used for manufacturing silica gel, silica sol, white carbon black, zeolite molecular sieve and other products; in the detergent industry, the material is used for manufacturing soap, washing powder, detergent and other washing products; in the mechanical industry, the method is used for casting, grinding wheel manufacturing, metal corrosion prevention and the like; in the construction industry, the cement is used for quick-drying cement, acid-resistant cement waterproof oil, soil curing agent, refractory materials and the like. The agricultural method can be used for manufacturing the siliceous fertilizer and the like. Chinese patent discloses a water glass production exhaust purification device (grant bulletin number CN 211486853U), and this patent technology discloses a water glass production exhaust purification device, belongs to water glass production technical field, including being used for the vapor recovery jar that links to each other with the process water pipeline, the inside of vapor recovery jar is equipped with gas-liquid separator, the lower part of vapor recovery jar is filled with the process water, gas-liquid separator's air inlet and tail gas pipe intercommunication, gas-liquid separator's gas vent links to each other with the blast pipe that runs through the vapor recovery jar top, the bottom of vapor recovery jar is equipped with the drain. The utility model has the advantages of simple and compact structure, energy conservation and consumption reduction, the gas-liquid separator is used for separating the gas from the tail gas, the liquid part containing water glass in the tail gas is separated and is blended into the production water of the water vapor recovery tank, the separated and purified tail gas is discharged from the water vapor recovery tank through the exhaust pipe, the purification of the tail gas is realized, and the recovery rate of products and the utilization rate of waste heat are improved. The technology solves the problems that the exhaust gas discharged in the water glass production process contains 40-55% of water vapor at present, so that the discharged exhaust gas can take away a large amount of heat, and part of water glass products are dissolved, and the water, the heat and the water glass are not recycled, so that the technology is certainly wasteful. The existing waste gas only carries out circulation treatment through the waste heat recovery device to achieve the function of secondary utilization, but the currently used heat pipe has the problems of large weight and low utilization rate due to easy ash blockage.

However, dust is contained in the waste gas produced by the water glass in the prior art, and a large amount of dust is accumulated in the gas-liquid separator when the waste gas is filtered by the gas-liquid separator, so that the working efficiency in the gas-liquid separator is reduced.

The problem of need be solved among the prior art to carry out preliminary filtration to dust in the waste gas.

Accordingly, a person skilled in the art provides a water glass production exhaust gas purifying apparatus to solve the problems set forth in the background art described above.

Disclosure of Invention

In order to solve the technical problems, the utility model provides:

the water glass production waste gas purification device comprises a water vapor recovery tank, wherein one side of the water vapor recovery tank is connected with a tail gas pipe, the top of one side of the tail gas pipe is connected with an air inlet pipe in a penetrating way, and a waste material pipe is arranged below the air inlet pipe and is connected with the tail gas pipe in a penetrating way; an outer screw cylinder is integrally and fixedly arranged on the outer wall of one side of the tail gas pipe; a cleaning mechanism is arranged in the tail gas pipe; the cleaning mechanism comprises an inner pipe, a rotating screw is rotatably arranged on the outer wall of one end of the inner pipe, and the inner pipe is detachably arranged in the tail gas pipe through the rotating screw matched with an outer screw cylinder; the inner tube is inside to rotate and installs the bull stick, and bull stick outer wall fixed mounting has the riser.

Preferably: the outer wall of the vertical plate is fixedly provided with a spiral row rod, and the spiral row rod is tightly clung to the inner wall of the inner pipe.

Preferably: the inner wall of the inner pipe is detachably positioned and provided with a dust filtering net, and the center of the dust filtering net is rotatably provided with an inner shaft.

Preferably: the rotary rod is rotatably arranged at the center of the inner shaft, and a plurality of cleaning brushes are arranged on one surface of the vertical plate, which is close to the dust filtering net.

Preferably: the outer wall of the rotating rod is fixedly provided with turbine blades, and the turbine blades are positioned inside the inner tube.

Preferably: the inside is equipped with the gas-liquid separator, and the gas-liquid separator installation is equipped with the cyclone, gas-liquid separator top is connected with the blast pipe.

Preferably: the bottom of the waste material pipe is detachably provided with a collecting tank.

Preferably: the tail gas pipe outer wall fixed mounting has the support, and the tail gas pipe passes through the support to be installed at vapor recovery jar outer wall.

The utility model has the technical effects and advantages that:

according to the cleaning mechanism, tail gas is blocked through the dust filtering net, the tail gas passes through the turbine blade rapidly at high temperature, the rotating rod is driven to actively rotate through the turbine blade, the rotating rod cleans the inner wall of the inner tube through the spiral exhaust rod, dust scraped by cleaning is gradually discharged to the waste pipe through the driving of the spiral exhaust rod, and the dust in the tail gas is cleaned through the waste pipe and discharged into the collecting tank, so that gas-liquid separation work is facilitated.

Drawings

Fig. 1 is a schematic structural view of a water glass production waste gas purifying device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a cyclone in the water glass production waste gas purifying device provided in the embodiment of the present application;

FIG. 3 is a schematic view of the structure of an inner tube in a water glass production waste gas purifying device provided in an embodiment of the present application;

fig. 4 is a schematic structural view of an outer screw cylinder in the water glass production waste gas purifying device provided in the embodiment of the present application;

fig. 5 is a schematic view of the structure at a in the water glass production exhaust gas purifying device provided in the embodiment of the present application;

fig. 6 is a schematic structural view of an air inlet pipe in the water glass production waste gas purifying device provided in the embodiment of the present application;

in the figure:

1. a water vapor recovery tank; 2. a tail gas pipe; 3. a gas-liquid separator; 4. a cyclone; 5. an exhaust pipe;

6. a cleaning mechanism; 601. an inner tube; 602. rotating the screw rod; 603. a rotating rod; 604. a spiral bar; 605. a riser; 606. a dust filtering net; 607. an inner shaft; 608. turbine blades; 609. a hand lever; 610. a cleaning brush;

7. a waste material pipe; 8. an air inlet pipe; 9. a collection tank; 10. a bracket; 11. an outer screw cylinder.

Description of the embodiments

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples

Referring to fig. 1-6, in this embodiment, a water glass production waste gas purifying device is provided, including a water vapor recovery tank 1, a tail gas pipe 2 is connected to one side of the water vapor recovery tank 1, an air inlet pipe 8 is connected through the top of one side of the tail gas pipe 2, a waste material pipe 7 is arranged below the air inlet pipe 8, the waste material pipe 7 is connected through the tail gas pipe 2, an outer screw cylinder 11 is integrally fixed on the outer wall of one side of the tail gas pipe 2, a cleaning mechanism 6 is installed in the tail gas pipe 2, the cleaning mechanism 6 includes an inner pipe 601, a rotating screw rod 609 is rotatably installed on the outer wall of one end of the inner pipe 601, the inner pipe 601 is detachably installed in the tail gas pipe 2 through the rotating screw rod 609 in cooperation with the outer screw cylinder 11, a rotating rod 603 is rotatably installed in the inner pipe 601, a screw rod 604 is fixedly installed on the outer wall of a vertical plate 605, the spiral exhaust rod 604 is tightly clung to the inner wall of the inner pipe 601, a dust filtering net 606 is detachably positioned and installed on the inner wall of the inner pipe 601, an inner shaft 607 is rotatably installed at the center of the dust filtering net 606, a rotating rod 603 is rotatably installed at the center of the inner shaft 607, a plurality of cleaning brushes 610 are installed on one surface of a vertical plate 605, which is close to the dust filtering net 606, of the inner shaft 607, turbine blades 608 are fixedly arranged on the outer wall of the rotating rod 603, the turbine blades 608 are positioned in the inner pipe 601, a gas-liquid separator 3 is arranged in the inner pipe, a cyclone cylinder 4 is installed on the gas-liquid separator 3, the top of the gas-liquid separator 3 is connected with an exhaust pipe 5, a collecting tank 9 is detachably installed at the bottom of a waste pipe 7, a support 10 is fixedly installed on the outer wall of a tail gas pipe 2, and the tail gas pipe 2 is installed on the outer wall of the water vapor recovery tank 1 through the support 10;

the tail gas pipe 8 is connected to a water glass production waste gas discharge position;

the waste gas is connected to a gas-liquid separator 3 in the steam recovery pipe 1 through a tail gas pipe 2 for gas-liquid recovery and heat recovery;

the dust existing in the tail gas pipe 2 is cleaned by a cleaning mechanism 6;

the cleaning mechanism 6, tail gas is blocked through the dust filtering net 606, and tail gas high temperature and fast pass through turbine blade 608 department, drives initiative rotation with the bull stick 603 through turbine blade 608, and rotatory bull stick 603 is cleared up inner wall of inner tube 601 through spiral row pole 604, and the dust that the clearance was scraped off is through the drive of spiral row pole 604, discharges to waste pipe 7 department gradually, and inside the collection tank 9 is arranged in to waste pipe 7, reaches the dust clearance in the tail gas, the gas-liquid separation work of being convenient for.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims (8)

1. The water glass production waste gas purification device comprises a water vapor recovery tank (1), and is characterized in that one side of the water vapor recovery tank (1) is connected with a tail gas pipe (2), the top of one side of the tail gas pipe (2) is in through connection with an air inlet pipe (8), a waste material pipe (7) is arranged below the air inlet pipe (8), and the waste material pipe (7) is in through connection with the tail gas pipe (2);

an outer screw cylinder (11) is integrally and fixedly arranged on the outer wall of one side of the tail gas pipe (2);

a cleaning mechanism (6) is arranged in the tail gas pipe (2); the cleaning mechanism (6) comprises an inner tube (601), a rotating screw rod (609) is rotatably arranged on the outer wall of one end of the inner tube (601), and the inner tube (601) is detachably arranged in the tail gas tube (2) through the rotating screw rod (609) matched with an outer screw cylinder (11);

the inner tube (601) is internally provided with a rotating rod (603) in a rotating mode, and a vertical plate (605) is fixedly arranged on the outer wall of the rotating rod (603).

2. The water glass production waste gas purification device according to claim 1, wherein a spiral bar (604) is fixedly arranged on the outer wall of the vertical plate (605), and the spiral bar (604) is tightly attached to the inner wall of the inner tube (601).

3. The water glass production waste gas purification device according to claim 1, wherein a dust filtering net (606) is detachably arranged on the inner wall of the inner tube (601), and an inner shaft (607) is rotatably arranged at the center of the dust filtering net (606).

4. A water glass production waste gas purification device according to claim 3, wherein a rotating rod (603) is rotatably arranged at the center of the inner shaft (607), and a plurality of cleaning brushes (610) are arranged on one surface of the vertical plate (605) close to the dust filtering net (606).

5. The water glass production waste gas purification device according to claim 1, wherein the outer wall of the rotating rod (603) is fixedly provided with a turbine blade (608), and the turbine blade (608) is positioned inside the inner tube (601).

6. The water glass production waste gas purification device according to claim 1, wherein a gas-liquid separator (3) is arranged in the water glass production waste gas purification device, a cyclone (4) is arranged on the gas-liquid separator (3), and an exhaust pipe (5) is connected to the top of the gas-liquid separator (3).

7. The water glass production waste gas purification device according to claim 1, characterized in that the bottom of the waste pipe (7) is detachably provided with a collecting tank (9).

8. The water glass production waste gas purification device according to claim 1, wherein a bracket (10) is fixedly arranged on the outer wall of the tail gas pipe (2), and the tail gas pipe (2) is arranged on the outer wall of the water vapor recovery tank (1) through the bracket (10).