CN213132436U

CN213132436U - Tail gas dust collector is used in mullite production

Info

Publication number: CN213132436U
Application number: CN202021860647.9U
Authority: CN
Inventors: 韩琳; 秦永昌; 吕子华
Original assignee: Shandong Bosheng New Material Co ltd
Current assignee: Shandong Bosheng New Material Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-07
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to a mullite production technical field, specifically speaking relates to tail gas dust collector is used in mullite production. It includes dust collector and installs the heat transfer device outside dust collector, dust collector includes the cask, the cask outer wall is equipped with the intake pipe, the cask top is equipped with the blast pipe, the cask top is equipped with the water injection pipe, be equipped with the valve on the water injection pipe, the cask side is equipped with the inlet tube, the cask side is equipped with the drinking-water pipe, heat exchanger includes heat exchanger, heat exchanger is equipped with the suction pump outward, the drinking-water pipe links to each other with the mouth that draws water of suction pump, be equipped with the coolant liquid import on the heat exchanger, the coolant liquid import links to each other with the delivery port of suction pump, be equipped with the coolant liquid export on the heat exchanger, the coolant liquid export is linked together with the inlet tube, the utility model discloses.

Description

Tail gas dust collector is used in mullite production

Technical Field

The utility model relates to a mullite production technical field, specifically speaking relates to tail gas dust collector is used in mullite production.

Background

In the production process of dry-method artificial mullite synthesis, tail gas discharged from a production line contains a large amount of dust for mullite production, the temperature is very high and can reach 500-700 ℃, and if the high-temperature gas with the dust is directly discharged into the atmosphere, the air can be greatly polluted, the surrounding environment is seriously affected, and the waste of raw materials is also caused because the discharged dust is the raw material for mullite production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tail gas dust collector is used in mullite production to solve the problem that proposes in the above-mentioned background art.

For realizing the above-mentioned purpose, the utility model provides a tail gas dust collector is used in mullite production, include dust collector and install the heat transfer device outside dust collector, dust collector includes the cask, the cask outer wall is equipped with the intake pipe, the cask top is equipped with the blast pipe, the cask top is equipped with the water injection pipe, be equipped with the valve on the water injection pipe, the cask side is equipped with the inlet tube, the cask side is equipped with the drinking-water pipe, heat exchanger includes heat exchanger, heat exchanger is equipped with the suction pump outward, the drinking-water pipe with the mouth that draws water of suction pump links to each other, the last coolant liquid import that is equipped with of heat exchanger, the coolant liquid import with the delivery port of suction pump links to each other, the last coolant liquid export that.

As a further improvement of the technical scheme, the outlet of the air inlet pipe is bent downwards, an air outlet is formed in the outlet of the air inlet pipe, and the air outlet is in a circular truncated cone shape.

As a further improvement of this technical scheme, be equipped with the water inlet on the cask, the inlet tube is installed in the inlet, the water inlet is located cask side top, the water inlet below is equipped with the drinking-water gap, the drinking-water pipe is installed in the drinking-water gap, the cask outer wall is equipped with the gap, the gap is located the water inlet below, install the warning pipe in the gap, be equipped with sealed lid on the warning pipe.

As a further improvement of the technical scheme, a bottom plate is arranged below the bucket and is in an inverted frustum shape, a drain pipe is connected to the bottom of the bottom plate, and a valve is arranged on the drain pipe.

As a further improvement of the technical scheme, the other end of the water pumping pipe is connected with a filter element.

As a further improvement of the technical scheme, a plurality of support rods are connected to the water barrel, a support seat is connected to the lower portion of each support rod, a plurality of support rods are connected to the lower portion of the heat exchanger, and a support plate is connected to the lower portion of each support rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. among this tail gas dust collector for mullite production, the production tail gas of high temperature can be cooled down through the coolant liquid in the cask that sets up, absorbs partly dust simultaneously, promotes exhaust gas's clean degree, is equipped with the drain pipe simultaneously in the cask bottom, can collect the dust after deposiing to the reutilization has solved the problem of extravagant raw materials for production in the tail gas.

2. Among this tail gas dust collector is used in mullite production, through the pipeline and the inlet channel of drawing water that distribute about setting up, the coolant liquid after making the circulation process of whole heat exchange and exchange the heat gets separately, and exchange efficiency is higher, and the pipeline mouth that draws water simultaneously is equipped with the filter core, can prevent to deposit and block up the pipeline, has solved the utilization problem of tail gas waste heat.

Drawings

FIG. 1 is a schematic view of the overall structure of a tail gas dust removing apparatus according to embodiment 1;

fig. 2 is a schematic exploded view of a bucket structure of embodiment 1;

fig. 3 is a schematic structural view of the water pumping pipe according to embodiment 1;

FIG. 4 is a schematic view of a structure of an intake pipe according to embodiment 1;

fig. 5 is a schematic view of the heat exchanger according to embodiment 1.

The various reference numbers in the figures mean:

100. a dust removal device; 101. a water bucket; 102. a water inlet; 103. a water pumping port; 104. an overflow port; 105. a base plate; 106. a drain pipe; 107. a support bar; 108. a supporting seat; 110. an air inlet pipe; 111. an exhaust pipe; 112. an exhaust port; 120. a water injection pipe; 121. an overflow pipe; 130. a water inlet pipe; 140. a water pumping pipe; 141. a filter element;

200. a heat exchange device; 201. a heat exchanger; 202. a coolant inlet; 203. a coolant outlet; 204. a heated water inlet; 205. a heated water outlet; 210. a water pump; 220. and a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-5, the present embodiment provides a tail gas dust removal device for mullite production, including a dust removal device 100 and a heat exchange device 200 installed outside the dust removal device 100, where the dust removal device 100 includes a water tank 101, an air inlet pipe 110 is installed on an outer wall of the water tank 101, an exhaust pipe 111 is installed above the water tank 101, a water injection pipe 120 is installed above the water tank 101, a valve is installed on the water injection pipe 120, a water inlet pipe 130 is installed on a side surface of the water tank 101, a water pumping pipe 140 is installed on a side surface of the water tank 101, the heat exchange device 200 includes a heat exchanger 201, two liquids cannot be mixed and therefore cannot be a hybrid heat exchanger, preferably a shell-and-tube heat exchanger, a water pumping pump 210 is installed outside the heat exchanger 201, the water pumping pipe 140 is connected to a water pumping port of the water pumping, the coolant outlet 203 is communicated with the water inlet pipe 130, and the tail gas is cooled by the coolant, and meanwhile, dust in the tail gas is collected.

In this embodiment, the outlet of the air inlet pipe 110 is bent downward, the outlet of the air inlet pipe 110 is provided with the air outlet 112, the air outlet 112 is in the shape of a circular truncated cone, and the circular truncated cone-shaped air outlet 112 can increase the contact area between the tail gas and the cooling liquid, thereby increasing the dust removal and cooling efficiency.

Further, a water inlet 102 is formed in the water bucket 101, the water inlet pipe 130 is installed in the water inlet 102, the water inlet 102 is located above the side of the water bucket 101, a water pumping port 103 is formed below the water inlet 102, the water pumping pipe 140 is installed in the water pumping port 103, an overflow port 104 is formed in the outer wall of the water bucket 101, the overflow port 104 is located below the water inlet 102, the overflow port 104 ensures the water level position in the water bucket 101, unfiltered cooling liquid cannot enter the water inlet pipe 130, an overflow pipe 121 is installed in the overflow port 104, a sealing cover is arranged on the overflow pipe 121, and preferably, the sealing cover is sealed through threaded connection and a.

Specifically, a bottom plate 105 is arranged below the water bucket 101, the bottom plate 105 is in an inverted circular truncated cone shape, the sediment is conveniently taken out, a drain pipe 106 is connected to the bottom of the bottom plate 105, a valve is arranged on the drain pipe 106, and the valve is a flow valve.

In addition, the other end of the pumping pipe 140 is connected with a filter element 141, and a filter screen on the filter element 141 is used for filtering precipitates formed after tail gas dust meets water, so that the pipeline is prevented from being blocked.

Further, a plurality of support rods 107 are connected to the water bucket 101, a support seat 108 is connected to the lower portion of each support rod 107, a plurality of support rods 107 are connected to the lower portion of the heat exchanger 201, and a support plate 220 is connected to the lower portion of each support rod 107, so that the whole device is supported and stabilized.

When the utility model is used, firstly, an operator opens the sealing cover on the overflow pipe 121, then opens the valve above the water injection pipe 120, sends cooling liquid into the bucket 101 until the cooling liquid overflows from the overflow pipe 121, then closes the overflow pipe 121 and the water injection pipe 120, sends collected mullite production tail gas into the bucket 101 through the air inlet pipe 110, when the mullite production tail gas enters the exhaust port 112, the contact area between gas and the cooling liquid is increased through the enlarged opening, the cooling and dedusting efficiency of the gas is increased, meanwhile, the power supply is switched on, the water suction pump 210 works, the water suction pump 210 pumps out the cooling liquid at the bottom of the bucket 101 through the water suction pipe 140, then the cooling liquid is sent into the heat exchanger 201 through the cooling liquid inlet 202 and is discharged from the cooling liquid outlet 203, as known by the technicians in the field, the utility model mainly comprises a shell, a tube bundle, a tube plate, a seal head and other parts, the shell is mostly circular, a parallel tube bundle or a spiral tube is arranged in the shell, and two ends of the tube bundle are fixed on the tube plate. Two fluids for heat exchange in the heat exchanger, one fluid flows in the tube, and the stroke of the fluid is called tube side; one type of flow outside the tube is referred to as the shell side. The wall surface of the tube bundle is the heat transfer surface. Meanwhile, water to be heated is fed from the heating water inlet 204 through the water pumping mechanism and is discharged from the heating water outlet 205, so that heat exchange is completed, then cooling liquid after heat exchange is sent back into the water barrel 101 through the water inlet pipe 130 to continuously absorb heat of tail gas, continuous circulation is achieved, the effect of utilizing the heat of the tail gas is achieved, after production is finished, a valve of the water discharging pipe 106 is opened, and then precipitated dust can be collected, so that secondary utilization is achieved, and raw materials for production are saved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Tail gas dust collector for mullite production, including dust collector (100) and install heat transfer device (200) outside dust collector (100), its characterized in that: the dust removing device (100) comprises a water bucket (101), an air inlet pipe (110) is arranged on the outer wall of the water bucket (101), an exhaust pipe (111) is arranged above the water barrel (101), a water injection pipe (120) is arranged above the water barrel (101), a valve is arranged on the water injection pipe (120), a water inlet pipe (130) is arranged on the side surface of the bucket (101), a water pumping pipe (140) is arranged on the side surface of the water barrel (101), the heat exchange device (200) comprises a heat exchanger (201), a water suction pump (210) is arranged outside the heat exchanger (201), the water suction pipe (140) is connected with a water suction port of the water suction pump (210), a cooling liquid inlet (202) is arranged on the heat exchanger (201), the cooling liquid inlet (202) is connected with a water outlet of the water suction pump (210), and a cooling liquid outlet (203) is formed in the heat exchanger (201), and the cooling liquid outlet (203) is communicated with the water inlet pipe (130).

2. The tail gas dust removal device for mullite production according to claim 1, wherein: the outlet of the air inlet pipe (110) is bent downwards, an air outlet (112) is formed in the outlet of the air inlet pipe (110), and the air outlet (112) is in a circular truncated cone shape.

3. The tail gas dust removal device for mullite production according to claim 1, wherein: be equipped with water inlet (102) on cask (101), inlet tube (130) are installed in water inlet (102), water inlet (102) are located cask (101) side top, water inlet (102) below is equipped with pumping hole (103), install pumping pipe (140) in pumping hole (103), cask (101) outer wall is equipped with gap (104), gap (104) are located water inlet (102) below, install gap (121) in gap (104), be equipped with sealed lid on gap (121).

4. The tail gas dust removal device for mullite production according to claim 1, wherein: the bucket (101) below is equipped with bottom plate (105), bottom plate (105) are inverted circular truncated cone shape, bottom plate (105) bottom is connected with drain pipe (106), be equipped with the valve on drain pipe (106).

5. The tail gas dust removal device for mullite production according to claim 1, wherein: the other end of the water pumping pipe (140) is connected with a filter element (141).

6. The tail gas dust removal device for mullite production according to claim 1, wherein: be connected with a plurality of bracing pieces (107) on cask (101), bracing piece (107) below is connected with supporting seat (108), heat exchanger (201) below is connected with a plurality of bracing pieces (107), bracing piece (107) below is connected with backup pad (220).