CN210825967U

CN210825967U - Lime cooling device for sleeve kiln

Info

Publication number: CN210825967U
Application number: CN201921679088.9U
Authority: CN
Inventors: 李正华; 黄议文; 唐文雅; 何超琼; 曾雄峰; 姚明敏; 邱豪; 陈刚
Original assignee: Shanghai Calcium Carbonate Factory Co ltd
Current assignee: Shanghai Calcium Carbonate Factory Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-06-23
Anticipated expiration: 2029-10-09

Abstract

The utility model provides a lime cooling device of a sleeve kiln, which relates to the technical field of lime production equipment and comprises a sleeve kiln main body and a lime cooling mechanism, wherein a vent pipe is inserted below one side of the sleeve kiln main body, a control valve is arranged on the vent pipe, a cooling cavity is connected on the vent pipe in series and is positioned in the inner cavity of the sleeve kiln main body, a motor is fixedly connected at the bottom of the inner cavity of the sleeve kiln main body, one end of a rotating shaft is arranged at the output end of the motor, a rotating blade is welded on the rotating shaft, a water tank is fixedly connected on the inner wall of the sleeve kiln main body, an atomizing nozzle is fixedly connected at the bottom of the water tank, the lime cooling mechanism is designed, the rotating blade driven by the motor is matched with negative pressure airflow to accelerate the flowing speed of air, and meanwhile, a proper amount of water mist is provided for, the water mist enters the lime discharging cavity along with the airflow, so that the cooling speed of the lime is increased, and the production efficiency of the lime is improved.

Description

Lime cooling device for sleeve kiln

Technical Field

The utility model relates to a lime production facility technical field specifically is a sleeve kiln lime cooling device.

Background

The sleeve kiln is one kind of lime kiln, and has the features of low heat consumption, high lime activity, simple structure and high fuel adaptability. The method is suitable for producing high-quality lime by using coke oven gas in the steel industry and calcium carbide furnace tail gas in the chemical industry, and the like, and is completed by automatic control so as to achieve the purposes of improving the quality of lime and saving energy, thereby calcining high-quality active lime.

Because of the suction effect for the high temperature fan in the sleeve kiln for form the negative pressure in the kiln, consequently most of devices can cool off the lime of going out the ash intracavity through simple ventilation pipe and governing valve, but, only cool off not only efficiency slowly by the inspiratory air of negative pressure nature, the cooling effect of air is limited moreover, can't guarantee cooling quality, based on this, the utility model discloses a sleeve kiln lime cooling device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sleeve kiln lime cooling device to what provide in solving above-mentioned background art only cools off not only efficiency slow by the naturally inspiratory air of negative pressure to the lime of going out the ash cavity, the cooling effect of air is limited moreover, can't guarantee cooling quality's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sleeve kiln lime cooling device, includes sleeve kiln main part and lime cooling body, lime cooling body includes cooling chamber, motor, pivot, rotating vane, ventilation pipe, control valve, water tank and atomizer, the ventilation pipe is pegged graft in one side below of sleeve kiln main part, the control valve is installed on the ventilation pipe, and is located the outside of sleeve kiln main part, the cooling chamber concatenates on the ventilation pipe, and is located the inner chamber of sleeve kiln main part, motor fixed connection is in the bottom of sleeve kiln main part inner chamber, the output at the motor is installed to the one end of pivot, and the other end extends to the cooling chamber, rotating vane welds in the pivot, water tank fixed connection is on the inner wall of sleeve kiln main part, atomizer fixed connection is in the bottom of water tank, and the output of atomizer extends to the cooling chamber in.

Preferably, the sleeve kiln main part includes inner skleeve, lower inner skleeve, heat exchange tube, circulating pipe, nozzle, feed inlet, rotatory cloth chamber, play ash chamber and play ash pipe, it hangs at the top of sleeve kiln main part inner chamber through the hanging beam to go up the inner skleeve, the below at last inner skleeve is installed to lower inner skleeve, the heat exchange tube links a section of thick bamboo in one side of last inner skleeve, the circulating pipe intercommunication is in one side of inner skleeve down, the nozzle is pegged graft in the both sides of sleeve kiln main part, rotatory cloth chamber fixed connection is at the top of sleeve kiln main part, the top in rotatory cloth chamber is seted up to the feed inlet, go out the ash chamber and fix the inner chamber in the sleeve kiln main part, and be located the below of lower inner skleeve, it communicates.

Preferably, the rotating blades are provided with four groups, the four groups are uniformly distributed on the outer side of the rotating shaft, and through holes are formed in the outer side of the rotating blades. The rotating blades are fan-shaped, and the sizes of the rotating blades are matched with the cooling cavity.

Preferably, the top of water tank is equipped with the water injection pipe, the junction of atomizer and cooling chamber still is equipped with the sealing washer.

Preferably, a collecting box is arranged below the ash discharge pipe, and a movable door is hinged to one side, far away from the lime cooling mechanism, of the sleeve kiln main body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a lime cooling body of design through motor drive's rotating vane cooperation negative pressure air current for the flow speed of air, simultaneously, provides appropriate amount water smoke for the cooling chamber through atomizer, and the water smoke gets into out the ash cavity along with the air current for lime refrigerated speed to improve the production efficiency of lime.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

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

fig. 2 is a schematic structural view of the lime cooling mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a sleeve kiln main body 1, a lime cooling mechanism 2, a cooling cavity 201, a motor 202, a rotating shaft 203, rotating blades 204, a ventilating pipe 205, a control valve 206, a water tank 207, an atomizing nozzle 208, an upper inner sleeve 3, a lower inner sleeve 4, a heat exchange pipe 5, a circulating pipe 6, a burner 7, a feed inlet 8, a rotary material distribution cavity 9, an ash outlet cavity 10, an ash outlet pipe 11, a through hole 12, a water injection pipe 13, a sealing ring 14, a collecting box 15 and a movable door 16.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a lime cooling device for a sleeve kiln comprises a sleeve kiln main body 1 and a lime cooling mechanism 2, wherein the lime cooling mechanism 2 comprises a cooling cavity 201, a motor 202, a rotating shaft 203, a rotating blade 204, a ventilating pipe 205, a control valve 206, a water tank 207 and an atomizing spray nozzle 208, the ventilating pipe 205 is inserted below one side of the sleeve kiln main body 1, the control valve 206 is installed on the ventilating pipe 205, and is positioned at the outer side of the sleeve kiln main body 1, the cooling cavity 201 is connected in series with the vent pipe 205 and is positioned in the inner cavity of the sleeve kiln main body 1, the motor 202 is fixedly connected at the bottom of the inner cavity of the sleeve kiln main body 1, one end of the rotating shaft 203 is arranged at the output end of the motor 202, and the other end extends into the cooling cavity 201, the rotating blade 204 is welded on the rotating shaft 203, the water tank 207 is fixedly connected on the inner wall of the sleeve kiln main body 1, the atomizing nozzle 208 is fixedly connected at the bottom of the water tank 207, and the output end of the atomizing nozzle 208 extends into the cooling cavity 201.

Wherein, sleeve kiln main part 1 includes inner skleeve 3, lower inner skleeve 4, heat exchange tube 5, circulating pipe 6, burner 7, feed inlet 8, rotatory cloth chamber 9, go out grey chamber 10 and play ash pipe 11, it hangs at the top of sleeve kiln main part 1 inner chamber through the hanging beam to go up inner skleeve 3, lower inner skleeve 4 installs the below at last inner skleeve 3, heat exchange tube 5 links a section of thick bamboo in one side of last inner skleeve 3, circulating pipe 6 communicates one side at lower inner skleeve 4, burner 7 pegs graft in the both sides of sleeve kiln main part 1, rotatory cloth chamber 9 fixed connection is at the top of sleeve kiln main part 1, the top at rotatory cloth chamber 9 is seted up to feed inlet 8, go out grey chamber 10 and fix the inner chamber at sleeve kiln main part 1, and be located the below of lower inner skleeve 4, go out grey.

Wherein, four sets of rotating blades 204 are arranged and evenly distributed on the outer side of the rotating shaft 203, and through holes 12 are arranged on the outer side of the rotating blades 204. The rotor blades 204 are fan-shaped and the size of the rotor blades 204 matches the size of the cooling cavity 201.

Wherein, the top of the water tank 207 is provided with a water injection pipe 13, and the joint of the atomizing nozzle 208 and the cooling cavity 201 is also provided with a sealing ring 14.

Wherein, a collecting box 15 is arranged below the ash discharging pipe 11, and a movable door 16 is hinged on one side of the sleeve kiln main body 1 far away from the lime cooling mechanism 2.

One specific application of this embodiment is: the device provides electric energy for the motor 202 through an external power supply, and controls the on-off of the motor and the on-off of the atomizing nozzle 208 through the control panel;

when in use, the heat exchanger is communicated with the heat exchange pipe 5, raw materials are fed into a kiln from a feed inlet 8, then are communicated with a burner through a burner nozzle 7, are preheated by a preheating zone in the kiln, then pass through a countercurrent calcining zone near an upper inner sleeve 3 in the kiln, a cocurrent calcining zone near a middle countercurrent calcining zone and a lower inner sleeve 4 in the kiln, are calcined into active lime, enter a lime cooling zone and are discharged into an ash outlet cavity in the kiln through a discharging machine in the kiln after being cooled, at the moment, a motor 202 is turned on, the motor 202 drives a rotating shaft 203 to rotate and drives a rotating blade 204, the rotation of the rotating blade 204 enables negative pressure airflow to enter the ash outlet cavity 10 through a vent pipe 205 more quickly, meanwhile, an atomizing nozzle 208 is turned on, water injected into a water tank 207 through a water injection pipe 13 in advance is atomized and sprayed out, and enters the ash outlet cavity 10 along with the negative pressure airflow, the cooling of lime is further accelerated, and finally, the lime is discharged into a collecting box, the lime in the collection tank 15 is removed by opening the movable door 16.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a sleeve kiln lime cooling device which characterized in that: the lime cooling mechanism (2) comprises a sleeve kiln main body (1) and a lime cooling mechanism (2), wherein the lime cooling mechanism (2) comprises a cooling cavity (201), a motor (202), a rotating shaft (203), rotating blades (204), a ventilating pipe (205), a control valve (206), a water tank (207) and an atomizing spray head (208), the ventilating pipe (205) is inserted below one side of the sleeve kiln main body (1), the control valve (206) is installed on the ventilating pipe (205) and located on the outer side of the sleeve kiln main body (1), the cooling cavity (201) is connected on the ventilating pipe (205) in series and located in an inner cavity of the sleeve kiln main body (1), the motor (202) is fixedly connected to the bottom of the inner cavity of the sleeve kiln main body (1), one end of the rotating shaft (203) is installed at the output end of the motor (202), the other end of the rotating shaft extends into the cooling cavity (201), and the rotating blades (204) are welded on, the water tank (207) is fixedly connected to the inner wall of the sleeve kiln main body (1), the atomizing nozzle (208) is fixedly connected to the bottom of the water tank (207), and the output end of the atomizing nozzle (208) extends into the cooling cavity (201).

2. The lime cooling apparatus for a sleeve kiln as defined in claim 1, wherein: the sleeve kiln comprises a sleeve kiln main body (1) and is characterized in that the sleeve kiln main body (1) comprises an upper inner sleeve (3), a lower inner sleeve (4), a heat exchange tube (5), a circulating tube (6), a burner (7), a feed inlet (8), a rotary distribution cavity (9), an ash discharge cavity (10) and an ash discharge tube (11), the upper inner sleeve (3) is suspended at the top of an inner cavity of the sleeve kiln main body (1) through a cantilever beam, the lower inner sleeve (4) is installed below the upper inner sleeve (3), the heat exchange tube (5) is connected with one side of the upper inner sleeve (3), the circulating tube (6) is communicated with one side of the lower inner sleeve (4), the burner (7) is inserted at two sides of the sleeve kiln main body (1), the rotary distribution cavity (9) is fixedly connected at the top of the sleeve kiln main body (1), the feed inlet (8) is arranged at the top of the rotary distribution cavity (9), and the ash discharge cavity (10) is, and is positioned below the lower inner sleeve (4), and the ash discharging pipe (11) is communicated with the bottom of the ash discharging cavity (10).

3. The lime cooling apparatus for a sleeve kiln as defined in claim 1, wherein: four groups of rotating blades (204) are uniformly distributed on the outer side of the rotating shaft (203), through holes (12) are formed on the outer side of the rotating blades (204),

the rotating blades (204) are fan-shaped, and the sizes of the rotating blades (204) are matched with those of the cooling cavity (201).

4. The lime cooling apparatus for a sleeve kiln as defined in claim 1, wherein: the top of water tank (207) is equipped with water injection pipe (13), the junction of atomizer (208) and cooling chamber (201) still is equipped with sealing washer (14).

5. The lime cooling apparatus for a sleeve kiln as defined in claim 2, wherein: a collecting box (15) is arranged below the ash discharging pipe (11), and a movable door (16) is hinged to one side, far away from the lime cooling mechanism (2), of the sleeve kiln main body (1).