CN215413222U

CN215413222U - Waste gas recovery device for rotary kiln

Info

Publication number: CN215413222U
Application number: CN202120877805.XU
Authority: CN
Inventors: 汪茂荣; 艾世勇
Original assignee: Anhui Zegan Metallurgical Technology Co ltd
Current assignee: Anhui Zegan Metallurgical Technology Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-01-04
Anticipated expiration: 2031-04-26

Abstract

The utility model provides a waste gas recovery device for a rotary kiln, which relates to the technical field of rotary kilns and comprises a base, wherein the top of the base is fixedly connected with a supporting column, one end of the supporting column is fixedly connected with a cooling device shell, the inner wall of the cooling device shell is fixedly connected with a purification water tank, the inner wall of the purification water tank is fixedly connected with a clamping block, the inner wall of the clamping block is fixedly connected with a filtering plate, the top of the purification water tank is fixedly connected with a supporting frame, the outer wall of the supporting frame is fixedly connected with a mounting plate, the waste gas recovery device for the rotary kiln enables the waste gas recovery device for the rotary kiln to have a cooling function, the cooling effect is good, the temperature can be reduced in all directions, the front end of a spray head is provided with a plurality of nozzles, sprayed water mist is more fine and smooth, the water mist evaporates and absorbs a large amount of heat to achieve rapid cooling, and unnecessary damage of the device caused by overhigh heat in the device is prevented, the working cost is saved.

Description

Waste gas recovery device for rotary kiln

Technical Field

The utility model relates to the technical field of rotary kilns, in particular to a waste gas recovery device for a rotary kiln.

Background

Rotary kilns can be divided into cement kilns, metallurgical chemical kilns and lime kilns according to the different materials to be treated. The cement kiln is mainly used for calcining cement clinker and comprises a dry-process cement kiln and a wet-process cement kiln. The metallurgical chemical kiln is mainly used for magnetizing and roasting lean iron ore in steel plants in the metallurgical industry; oxidizing and roasting chromium and nickel iron ores; roasting bauxite in a refractory material plant, roasting clinker in an aluminum plant and aluminum hydroxide; roasting chromium ore sand, chromium ore powder and other minerals in a chemical plant. Lime kilns (i.e., active lime kilns) are used for roasting active lime and lightly calcined dolomite used in steel plants and iron and alloy plants.

The rotary kiln is closely related with human life, however the rotary kiln needs to carry out recovery processing to waste gas in the use, and the most cooling effect of the waste gas recovery device for rotary kiln who uses on the existing market is poor for the flue gas is too high at exhaust-gas treatment back temperature, thereby leads to the treatment effect of flue gas not good, thereby has reduced waste gas recovery device's practicality.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to an exhaust gas recovery device for a rotary kiln, which solves all or one of the above problems in the related art.

Based on the above purpose, the utility model provides a waste gas recovery device for a rotary kiln, which comprises a base, wherein the top of the base is fixedly connected with a support column, one end of the support column is fixedly connected with a cooling device shell, the inner wall of the cooling device shell is fixedly connected with a purified water tank, the inner wall of the purified water tank is fixedly connected with a fixture block, the inner wall of the fixture block is fixedly connected with a filter plate, the top of the purified water tank is fixedly connected with a support frame, the outer wall of the support frame is fixedly connected with a mounting plate, the top of the mounting plate is fixedly connected with an asynchronous motor, the output shaft of the asynchronous motor is fixedly connected with a rotating shaft through a coupler, one end of the rotating shaft is fixedly connected with a water spray assembly, the top of the base is fixedly connected with a water storage tank, the top of the water storage tank is fixedly connected with a water pump box, and the inner wall of the water pump box is fixedly connected with a water pump, the water inlet end of the water pump is provided with a water inlet pipe, the water outlet end of the water pump is provided with a first water outlet pipe, one end fixedly connected with hose of the first water outlet pipe, the top fixedly connected with gas outlet of the cooling device shell, the inner wall fixedly connected with second water outlet pipe of the purified water tank, and one side fixedly connected with air inlet pipe of the cooling device shell.

Optionally, the water spray assembly comprises a fixing rod arranged on the surface of the turntable, the outer wall of the fixing rod is connected with a connecting rod in a rotating mode, one end of the connecting rod is fixedly connected with a sliding block, the bottom of the sliding block is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with a spray head, the inner wall of the cooling device shell is fixedly connected with a baffle, the outer wall of the baffle is fixedly connected with a sliding rail, and a sliding groove is formed in the surface of the sliding rail.

Optionally, one end of the hose is fixedly connected with the inner wall of the spray head, and liquid flows into the spray head from the hose, so that the interior of the device is cooled.

Optionally, the front surface of the support frame is rotatably connected with the back surface of the turntable, the turntable is fixed, and the asynchronous motor is started, so that the turntable rotates.

Optionally, one end of the second water outlet pipe, which is far away from the water storage tank, penetrates through the inner wall of the shell of the cooling device and extends to the inner wall of the water storage tank, and the filtered liquid flows into the water storage tank from the second water outlet pipe for recycling.

Optionally, one end of the water inlet pipe, which is far away from the water storage tank, penetrates through the inner wall of the water pump box and extends to the inner wall of the water storage tank, and the water pump is started, so that liquid in the water storage tank enters the first water outlet pipe from the water inlet pipe.

Optionally, the surface of the slide rail is subjected to anti-corrosion treatment, so that the purposes of corrosion resistance and rusting are achieved, and the service life of the slide rail is prolonged.

As can be seen from the above, the exhaust gas recovery device for a rotary kiln according to the present invention has the following advantageous effects:

this waste gas recovery device for rotary kiln, support frame through setting up, the rotation axis, the water spray subassembly, the storage water tank, the water pump case, a water pump, the inlet tube, first outlet pipe, the hose, the carousel, the dead lever, the connecting block, the shower nozzle, baffle and slide rail, make this waste gas recovery device for rotary kiln have the cooling function, cooling effect is good, can all-round cooling, the front end of shower nozzle is provided with a plurality of nozzles, make the water smoke that sprays more fine and smooth, the evaporation of water smoke absorbs a large amount of heat, reach rapid cooling, prevent that the inside heat of device is too high and lead to the fact the device to cause the unnecessary to damage, and the work cost is saved.

This waste gas recovery device for rotary kiln through heat sink shell, purified water tank, fixture block, filter, the water spray subassembly, storage water tank, water pump box, water pump, inlet tube, first outlet pipe, hose and the second outlet pipe that sets up for this waste gas recovery device for rotary kiln has circulation function, thereby makes the water resource can cyclic utilization, the environmental protection, and the water economy resource has improved the device's practicality.

This waste gas recovery device for rotary kiln through the purifying water tank, fixture block and the filter that set up for this waste gas recovery device for rotary kiln has the filtering action, has fine filtering action to the impurity of infiltration aquatic, has more when being intercepted the solid that gets off, can produce the jam to the aperture, and the suspension solid that further restriction diameter is littleer passes through, makes liquid can reuse through filtering.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall front view of the present invention;

FIG. 2 is a schematic overall sectional structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the mounting plate and the asynchronous motor of the present invention;

FIG. 4 is a schematic view of the structure of the water spraying assembly of the present invention.

Wherein 1, a base; 2. a support pillar; 3. a cooling device housing; 4. a purified water tank; 5. a clamping block; 6. a filter plate; 7. a support frame; 8. mounting a plate; 9. an asynchronous motor; 10. a rotating shaft; 11. a water spray assembly; 12. a water storage tank; 13. a water pump tank; 14. a water pump; 15. a water inlet pipe; 16. a first water outlet pipe; 17. a hose; 18. an air outlet; 19. a second water outlet pipe; 20. a turntable; 21. fixing the rod; 22. a connecting rod; 23. a slider; 24. connecting blocks; 25. a spray head; 26. a baffle plate; 27. a slide rail; 28. a chute; 29. an air inlet pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It is to be noted that technical terms or scientific terms used in the embodiments of the present invention should have the ordinary meanings as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As a preferred embodiment of the utility model, the utility model provides a waste gas recovery device for a rotary kiln, which comprises a base, wherein the top of the base is fixedly connected with a support column, one end of the support column is fixedly connected with a cooling device shell, the inner wall of the cooling device shell is fixedly connected with a purified water tank, the inner wall of the purified water tank is fixedly connected with a clamping block, the inner wall of the clamping block is fixedly connected with a filter plate, the top of the purified water tank is fixedly connected with a support frame, the outer wall of the support frame is fixedly connected with a mounting plate, the top of the mounting plate is fixedly connected with an asynchronous motor, the output shaft of the asynchronous motor is fixedly connected with a rotating shaft through a coupler, one end of the rotating shaft is fixedly connected with a water spray assembly, the top of the base is fixedly connected with a water storage tank, the top of the water storage tank is fixedly connected with a water pump tank, and the inner wall of the water pump tank is fixedly connected with a water pump, the water inlet end of the water pump is provided with a water inlet pipe, the water outlet end of the water pump is provided with a first water outlet pipe, one end fixedly connected with hose of the first water outlet pipe, the top fixedly connected with gas outlet of the cooling device shell, the inner wall fixedly connected with second water outlet pipe of the purified water tank, and one side fixedly connected with air inlet pipe of the cooling device shell.

According to the design of the waste gas recovery device for the rotary kiln, the support frame, the rotating shaft, the water spraying assembly, the water storage tank, the water pump box, the water pump, the water inlet pipe, the first water outlet pipe, the hose, the rotary table, the fixing rod, the connecting block, the spray head, the baffle and the slide rail are arranged, so that the waste gas recovery device for the rotary kiln has a cooling function, is good in cooling effect and can carry out cooling in all directions, the spray head is provided with the plurality of nozzles at the front end, sprayed water mist is fine and smooth, the water mist evaporates and absorbs a large amount of heat, rapid cooling is achieved, unnecessary damage to the device due to overhigh heat in the device is prevented, and the working cost is saved; through the arranged cooling device shell, the purification water tank, the fixture block, the filter plate, the water spraying assembly, the water storage tank, the water pump box, the water pump, the water inlet pipe, the first water outlet pipe, the hose and the second water outlet pipe, the waste gas recovery device for the rotary kiln has a circulation function, so that water resources can be recycled, the environment is protected, the water resources are saved, and the practicability of the device is improved; through the purified water tank, fixture block and the filter that set up for this kind of exhaust gas recovery device for rotary kiln has the filter action, has fine filter action to the impurity of infiltration aquatic, has more when the solid that gets off by the interception, can produce the jam to the aperture, and the suspension solid that further restriction diameter is littleer passes through, makes liquid can reuse through filtering.

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

Referring to fig. 1-4, the waste gas recovery device for a rotary kiln comprises a base 1, a support column 2 is fixedly connected to the top of the base 1, a cooling device housing 3 is fixedly connected to one end of the support column 2, a purified water tank 4 is fixedly connected to the inner wall of the cooling device housing 3, a fixture block 5 is fixedly connected to the inner wall of the purified water tank 4, a filter plate 6 is fixedly connected to the inner wall of the fixture block 5, a support frame 7 is fixedly connected to the top of the purified water tank 4, a mounting plate 8 is fixedly connected to the outer wall of the support frame 7, an asynchronous motor 9 is fixedly connected to the top of the mounting plate 8, an output shaft of the asynchronous motor 9 is fixedly connected to a rotating shaft 10 through a coupler, a water spray assembly 11 is fixedly connected to one end of the rotating shaft 10, a water storage tank 12 is fixedly connected to the top of the base 1, a water pump tank 13 is fixedly connected to the top of the water storage tank 12, and a water pump 14 is fixedly connected to the inner wall of the water pump tank 13, the water inlet end of the water pump 14 is provided with a water inlet pipe 15, the water outlet end of the water pump 14 is provided with a first water outlet pipe 16, one end of the first water outlet pipe 16 is fixedly connected with a hose 17, the top of the cooling device shell 3 is fixedly connected with a gas outlet 18, the inner wall of the purified water tank 4 is fixedly connected with a second water outlet pipe 19, and one side of the cooling device shell 3 is fixedly connected with a gas inlet pipe 29.

The water spraying assembly 11 comprises a fixing rod 21 arranged on the surface of the turntable 20, a connecting rod 22 is connected to the outer wall of the fixing rod 21 in a rotating mode, a slider 23 is fixedly connected to one end of the connecting rod 22, a connecting block 24 is fixedly connected to the bottom of the slider 23, a spray head 25 is fixedly connected to the bottom of the connecting block 24, a baffle 26 is fixedly connected to the inner wall of the cooling device shell 3, a sliding rail 27 is fixedly connected to the outer wall of the baffle 26, and a sliding groove 28 is formed in the surface of the sliding rail 27.

One end of the hose 17 is fixedly connected to the inner wall of the head 25, and the liquid flows into the head 25 from the hose 17 to cool the inside of the apparatus.

The front surface of the supporting frame 7 is rotationally connected with the back surface of the turntable 20, the turntable 20 is fixed, and the asynchronous motor 9 is started, so that the turntable 20 rotates.

One end of the second water outlet pipe 19, which is far away from the water storage tank 12, penetrates through the inner wall of the cooling device shell 3 and extends to the inner wall of the water storage tank 12, and the filtered liquid flows into the water storage tank 12 from the second water outlet pipe 19 for recycling.

One end of the water inlet pipe 15 far away from the water storage tank 12 penetrates through the inner wall of the water pump box 13 and extends to the inner wall of the water storage tank 12, and the water pump 14 is started, so that the liquid in the water storage tank 12 enters the first water outlet pipe 16 from the water inlet pipe 15.

The surface of the slide rail 27 is subjected to anti-corrosion treatment, so that the purposes of corrosion resistance and rust resistance are achieved, and the service life of the slide rail 27 is prolonged.

When the rotary kiln cooling device is used, firstly, gas generated by the operation of the rotary kiln enters the inside of the cooling device shell 3 through the air inlet pipe 29, then the water pump 14 is started, liquid in the water storage tank 12 enters the first water outlet pipe 16 from the water inlet pipe 15, then flows into the hose 17 from the first water outlet pipe 16, flows into the spray head 25 from the hose 17, then the asynchronous motor 9 is started, the rotary table 20 rotates to drive the fixing rod 21 to move, the fixing rod 21 moves to drive the connecting rod 22 to rotate, the sliding block 23 to slide left and right on the sliding groove 28, namely the spray head 25 moves left and right, the spray head 25 cools liquid sprayed in the device, the liquid sprayed out from the spray head 25 is filtered through the filter plate 6 and enters the purified water tank 4, the filtered liquid flows into the water storage tank 12 from the second water outlet pipe 19 for recycling, and finally the gas is discharged from the gas outlet 18.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the utility model, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity.

The embodiments of the utility model are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a waste gas recovery device for rotary kiln, includes base (1), its characterized in that: the water cooling device is characterized in that a supporting column (2) is fixedly connected to the top of the base (1), a cooling device shell (3) is fixedly connected to one end of the supporting column (2), a purified water tank (4) is fixedly connected to the inner wall of the cooling device shell (3), a clamping block (5) is fixedly connected to the inner wall of the purified water tank (4), a filtering plate (6) is fixedly connected to the inner wall of the clamping block (5), a supporting frame (7) is fixedly connected to the top of the purified water tank (4), a mounting plate (8) is fixedly connected to the outer wall of the supporting frame (7), an asynchronous motor (9) is fixedly connected to the top of the mounting plate (8), an output shaft of the asynchronous motor (9) is fixedly connected with a rotating shaft (10) through a coupler, a water spraying component (11) is fixedly connected to one end of the rotating shaft (10), and a water storage tank (12) is fixedly connected to the top of the base (1), the utility model discloses a cooling device, including storage water tank (12), the top fixedly connected with water pump box (13) of storage water tank (12), the inner wall fixedly connected with water pump (14) of water pump box (13), the end of intaking of water pump (14) is provided with inlet tube (15), the play water end of water pump (14) is provided with first outlet pipe (16), the one end fixedly connected with hose (17) of first outlet pipe (16), the top fixedly connected with gas outlet (18) of cooling device shell (3), the inner wall fixedly connected with second outlet pipe (19) of purified water tank (4), one side fixedly connected with intake pipe (29) of cooling device shell (3).

2. The exhaust gas recovery device for a rotary kiln according to claim 1, characterized in that: the water spray assembly (11) comprises a fixing rod (21) arranged on the surface of a turntable (20), the outer wall of the fixing rod (21) is connected with a connecting rod (22) in a rotating mode, one end of the connecting rod (22) is fixedly connected with a sliding block (23), the bottom of the sliding block (23) is fixedly connected with a connecting block (24), the bottom of the connecting block (24) is fixedly connected with a spray head (25), the inner wall of a cooling device shell (3) is fixedly connected with a baffle (26), the outer wall of the baffle (26) is fixedly connected with a sliding rail (27), and a sliding groove (28) is formed in the surface of the sliding rail (27).

3. The exhaust gas recovery device for a rotary kiln according to claim 1, characterized in that: one end of the hose (17) is fixedly connected with the inner wall of the spray head (25).

4. The exhaust gas recovery device for a rotary kiln according to claim 1, characterized in that: the front surface of the supporting frame (7) is rotationally connected with the back surface of the turntable (20).

5. The exhaust gas recovery device for a rotary kiln according to claim 1, characterized in that: one end of the second water outlet pipe (19), which is far away from the water storage tank (12), penetrates through the inner wall of the cooling device shell (3) and extends to the inner wall of the water storage tank (12).

6. The exhaust gas recovery device for a rotary kiln according to claim 2, characterized in that: one end of the water inlet pipe (15) far away from the water storage tank (12) penetrates through the inner wall of the water pump tank (13) and extends to the inner wall of the water storage tank (12).

7. The exhaust gas recovery device for a rotary kiln according to claim 2, characterized in that: the surface of the slide rail (27) is subjected to corrosion prevention treatment.