CN216308565U

CN216308565U - Novel cement clinker burning device

Info

Publication number: CN216308565U
Application number: CN202121166426.6U
Authority: CN
Inventors: 谈登林; 王波
Original assignee: Ningxia Binhe Haili Building Materials Co ltd
Current assignee: Ningxia Binhe Haili Building Materials Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-04-15
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a novel cement clinker combustion device, and relates to the technical field of building material processing. The shaft kiln comprises a shaft kiln body, a shell is arranged outside the shaft kiln body, a motor is fixed in the middle of the lower wall of the shaft kiln body, a spiral blade is arranged in the position of the motor corresponding to the interior of the shaft kiln body, a fixing plate is arranged below the shaft kiln body, the shaft kiln body is fixed on the upper surface of the fixing plate, and a water pump is arranged on the left side of the fixing plate. According to the utility model, the motor drives the rotating shaft to rotate so as to rotate the helical blades, so that the material at the central position in the shaft kiln moves, and water is conveyed to the space between the shell and the shaft kiln body through the water pump so as to recover heat, so that the problems that the central material of the material column is easy to be burnt insufficiently when the cement clinker is calcined in the conventional shaft kiln, the cement clinker is not calcined completely, and the heat is wasted greatly when the cement clinker is calcined in the conventional shaft kiln are solved.

Description

Novel cement clinker burning device

Technical Field

The utility model belongs to the technical field of building material processing, and particularly relates to a novel cement clinker combustion device.

Background

The cement clinker uses limestone, clay and iron raw materials as main raw materials, and is prepared into raw materials according to a proper proportion, and the raw materials are burned until part or all of the raw materials are melted, and the raw materials are cooled to obtain a semi-finished product, when the cement raw materials are burned, a burning device is needed to burn the cement raw materials, and a shaft kiln is used as one of common devices for burning the cement clinker, and comprises a kiln body, a charging and discharging device, a ventilation device and the like, and the cement clinker calcining device has the advantages of low capital investment, small occupied area, high cooking efficiency, low fuel consumption, easy mechanization and automation, is widely applied to calcining various refractory raw materials and lime, and has the following defects in actual use:

1. when the cement clinker is calcined in the existing shaft kiln, because the position of the material column is fixed, the central material of the material column is easy to generate the phenomenon of under burning, so that the cement clinker is incompletely calcined;

2. the prior shaft kiln has large heat waste when calcining cement clinker.

Therefore, when the existing shaft kiln is used for calcining cement clinker, the central material of the material column is easy to be burnt insufficiently, so that the cement clinker is not calcined completely, and when the existing shaft kiln is used for calcining cement clinker, the heat waste is large, and the requirement in actual use cannot be met, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel cement clinker combustion device, which drives a rotating shaft to rotate through a motor so as to rotate a helical blade, so that materials at the central position inside a shaft kiln move, and water is conveyed to a space between a shell and a shaft kiln body through a water pump so as to recover heat, thereby solving the problems that when the existing shaft kiln is used for calcining cement clinker, the central materials of material columns are easy to generate an under-burning phenomenon, so that the cement clinker is not completely calcined, and the heat is greatly wasted when the existing shaft kiln is used for calcining the cement clinker.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a novel cement clinker combustion device, which comprises a shaft kiln body, wherein a shell is arranged outside the shaft kiln body, a motor is fixed at the middle position of the lower wall of the shaft kiln body, a spiral blade is arranged at the position of the motor corresponding to the inside of the shaft kiln body, a fixing plate is arranged below the shaft kiln body, the shaft kiln body is fixed on the upper surface of the fixing plate, a water pump is arranged on the left side of the fixing plate, and the water pump and the input end of the motor are electrically connected with an external power supply through a conducting wire.

Furthermore, a rotating shaft is fixed on a power output shaft of the motor and is positioned in the shaft kiln body, and the spiral blades are fixed on the peripheral wall of the rotating shaft.

Furthermore, the upper end and the lower end of the outer portion of the shaft kiln body are fixedly provided with connecting rings, the inner walls of the connecting rings and the outer walls of the connecting rings are respectively fixed with the corresponding shaft kiln body and the shell in a sealing mode, and a heat preservation layer is fixed on the outer peripheral wall of the shell.

Furthermore, the bottom of the left wall of the shaft kiln body and the bottom of the right wall of the shaft kiln body are respectively and correspondingly fixed with a water inlet pipe and a water outlet pipe, the inner spaces of the water inlet pipe and the water outlet pipe are communicated with the inner side space of the shell, and the outer ends of the water inlet pipe and the water outlet pipe are respectively and correspondingly fixed with a one-way valve and a valve.

Furthermore, a mounting hole is formed in the middle of the fixing plate, the motor is located on the inner side of the mounting hole, an extension plate is fixed on the side wall of the left side of the fixing plate, the water pump is located on the upper surface of the extension plate, and supporting legs are fixed at four corners of the lower wall of the fixing plate.

Furthermore, the water outlet end and the water inlet end of the water pump are both fixed with connecting pipes, the other end of the connecting pipe on the water outlet end of the water pump is fixedly connected with the one-way valve, and the interior of the one-way valve is communicated with the interior of the corresponding connecting pipe.

The utility model has the following beneficial effects:

1. compared with the prior art, the device drives the rotating shaft to rotate through the work of the motor to finally rotate the spiral blade so as to separate the material at the central position inside the shaft kiln body from the central position inside the shaft kiln body, can completely calcine the material inside the shaft kiln body, and solves the problem that the central material of a material column is easy to be burnt insufficiently when the existing shaft kiln calcines cement clinker, resulting in the problem of incomplete calcination of the cement clinker.

2. According to the utility model, the water pump, the shell, the heat insulation layer and the water drain valve are arranged, before the device is used, the other end of the connecting pipe on the water inlet end of the water pump is connected with an external water source, at the moment, the external water source can be conveyed to the space between the shell and the shaft kiln body when the water pump works by starting the power supply of the water pump, the temperature of the water source in the space between the shell and the shaft kiln body can be increased by heat energy generated when materials in the shaft kiln body are calcined, the lost heat can be recycled, meanwhile, the heat loss can be reduced by utilizing the heat insulation layer, and the problem that the heat is greatly wasted when the cement clinker is calcined in the conventional shaft kiln is solved.

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 the drawings without creative efforts.

FIG. 1 is a cross-sectional structural view of the front side perspective of the present invention;

FIG. 2 is a left side perspective block diagram of the present invention;

FIG. 3 is a right side perspective block diagram of the present invention;

fig. 4 is a bottom view of the present invention.

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

1. a shaft kiln body; 101. a connecting ring; 2. a housing; 201. a heat-insulating layer; 202. a water outlet pipe; 2021. a valve; 203. a connecting pipe; 2031. a one-way valve; 3. a water pump; 301. a connecting pipe; 4. a motor; 401. a rotating shaft; 4011. a helical blade; 5. a fixing plate; 501. an extension plate; 502. a support leg; 503. and (7) installing holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the present invention is a novel cement clinker combustion apparatus, including a shaft kiln body 1, a space between a housing 2 disposed outside the shaft kiln body 1 and the shaft kiln body 1 is used for containing water, so as to absorb heat by water, thereby achieving the purpose of recycling heat, a motor 4 fixed at a middle position of a lower wall of the shaft kiln body 1 can drive a rotating shaft 401 to rotate when acting, a helical blade 4011 disposed at a position of the motor 4 corresponding to the inside of the shaft kiln body 1 rotates to move a material, so that the material is separated from a central position of the shaft kiln body 1, a fixing plate 5 disposed below the shaft kiln body 1 can support the shaft kiln body 1, the shaft kiln body 1 is fixed on an upper surface of the fixing plate 5, a water pump 3 disposed at a left side of the fixing plate 5 is used for delivering an external water source to the space between the housing 2 and the shaft kiln body 1, the input ends of the water pump 3 and the motor 4 are both electrically connected with an external power supply through conducting wires, and meanwhile, the water pump 3 and the motor 4 are both in the prior art and do not limit the models.

Wherein as shown in fig. 1, 2, 4, the fixed axis of rotation 401 rotates on the power take-off shaft of motor 4 and makes helical blade 4011 rotate, and axis of rotation 401 is located the inside of shaft kiln body 1, and helical blade 4011 is fixed on the periphery wall of axis of rotation 401, and axis of rotation 401 rotates when motor 4 is worked for helical blade 4011 rotates, and the material of the central point department of shaft kiln body 1 at this moment takes place to remove, makes the calcination of material more complete.

The outside upper and lower both ends of shaft kiln body 1 set up and are fixed with go-between 101, and the inner wall of go-between 101 and the outer wall of go-between 101 respectively with the shaft kiln body 1 and the shell 2 sealed fixed that correspond, through go-between 101 and shaft kiln body 1 and shell 2 sealed fixed, avoid the water leakage between shell 2 and the shaft kiln body 1, fixed heat preservation 201 makes the hot water between shell 2 and the shaft kiln body 1 can preserve more for a long time on the periphery wall of shell 2, reduce calorific loss.

The bottom of the left wall of the shaft kiln body 1 and the bottom of the right wall of the shaft kiln body 1 are respectively and correspondingly fixed with an inlet pipe 203 and an outlet pipe 202, the inner spaces of the inlet pipe 203 and the outlet pipe 202 are communicated with the inner side space of the shell 2, the outer ends of the inlet pipe 203 and the outlet pipe 202 are respectively and correspondingly fixed with a check valve 2031 and a valve 2021, the check valve 2031 can prevent the water backflow of the space between the shell 2 and the shaft kiln body 1, the water pump 3 conveys the external water source to the space between the shell 2 and the shaft kiln body 1 during working, and when water is needed, hot water can be used by opening the valve 2021.

Wherein as shown in fig. 1, 3, 4, the mounting hole 503 that the intermediate position department of fixed plate 5 seted up provides fixed space for motor 4, and motor 4 is located the inboard of mounting hole 503, and the extension plate 501 of fixing on the left side lateral wall of fixed plate 5 is convenient for place water pump 3, and water pump 3 is located the upper surface of extension plate 501, and the landing leg 502 that all fixes in four corner positions departments of fixed plate 5 lower wall can support fixed plate 5.

The water outlet end and the water inlet end of the water pump 3 are both fixed with a connecting pipe 301, the other end of the connecting pipe 301 on the water outlet end of the water pump 3 is fixedly connected with a one-way valve 2031, the inside of the one-way valve 2031 is communicated with the inside of the corresponding connecting pipe 301, when the power of the water pump 3 is switched on, an external water source sequentially passes through the connecting pipe 301 on the water inlet end of the water pump 3, the connecting pipe 301 on the water outlet end of the water pump 3, the one-way valve 2031 and the water inlet pipe 203 and enters the inner space between the shell 2 and the shaft kiln body 1.

One specific application of this embodiment is: before the device is used, the other end of the connecting pipe 301 on the water inlet end of the water pump 3 is connected with an external water source, at the moment, the power supply of the water pump 3 is started, the external water source can be conveyed to the space between the shell 2 and the shaft kiln body 1 when the water pump 3 works, the temperature of the water source in the space between the shell 2 and the shaft kiln body 1 can be increased by heat energy generated when materials in the shaft kiln body 1 are calcined, so that lost heat can be recycled, when the materials in the shaft kiln body 1 are calcined, the motor 4 is controlled to work, the power output shaft of the motor 4 rotates when the motor 4 works, so that the rotating shaft 401 rotates, the helical blade 4011 finally rotates, at the moment, the materials in the central position in the shaft kiln body 1 move under the action of the helical blade 4011, so that the materials are separated from the central position in the shaft kiln body 1, so that the material in the central position inside the shaft kiln body 1 can be completely calcined.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.

Claims

1. The utility model provides a novel cement clinker burning device, includes shaft kiln body (1), its characterized in that: the outside of shaft kiln body (1) is provided with shell (2), the intermediate position department of shaft kiln body (1) lower wall is fixed with motor (4), the inside that motor (4) position department corresponds shaft kiln body (1) is provided with helical blade (4011), the below of shaft kiln body (1) is provided with fixed plate (5), and shaft kiln body (1) fixes the upper surface at fixed plate (5), the left of fixed plate (5) is provided with water pump (3).

2. A new type of cement clinker burning device as claimed in claim 1, characterized in that the power take-off shaft of the motor (4) is fixed with a rotating shaft (401), and the rotating shaft (401) is located inside the shaft kiln body (1), and the helical blades (4011) are fixed on the peripheral wall of the rotating shaft (401).

3. A novel cement clinker combustion device according to claim 1, characterized in that the connecting rings (101) are fixedly arranged at the upper and lower ends of the exterior of the shaft kiln body (1), the inner wall of the connecting ring (101) and the outer wall of the connecting ring (101) are respectively fixed with the corresponding shaft kiln body (1) and the shell (2) in a sealing manner, and the outer peripheral wall of the shell (2) is fixedly provided with the heat preservation layer (201).

4. The novel cement clinker combustion device as claimed in claim 1, wherein the bottom of the left wall of the shaft kiln body (1) and the bottom of the right wall of the shaft kiln body (1) are respectively and correspondingly fixed with a water inlet pipe (203) and a water outlet pipe (202), the inner spaces of the water inlet pipe (203) and the water outlet pipe (202) are respectively communicated with the inner space of the shell (2), and the outer ends of the water inlet pipe (203) and the water outlet pipe (202) are respectively and correspondingly fixed with a one-way valve (2031) and a valve (2021).

5. The novel cement clinker combustion device according to claim 1, characterized in that a mounting hole (503) is formed in the middle of the fixing plate (5), the motor (4) is located inside the mounting hole (503), an extension plate (501) is fixed on the left side wall of the fixing plate (5), the water pump (3) is located on the upper surface of the extension plate (501), and the support legs (502) are fixed at the four corners of the lower wall of the fixing plate (5).

6. A new type cement clinker burning device according to claim 1, characterized in that the water outlet end and the water inlet end of the water pump (3) are both fixed with a connecting pipe (301), and the other end of the connecting pipe (301) on the water outlet end of the water pump (3) is fixedly connected with a one-way valve (2031).