CN217838756U

CN217838756U - Gypsum calcining device convenient to thermally equivalent

Info

Publication number: CN217838756U
Application number: CN202221143146.8U
Authority: CN
Inventors: 黄建勋; 赵欧
Original assignee: Sichuan Hanyuan Chemical General Factory
Current assignee: Sichuan Hanyuan Chemical General Factory
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-11-18
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a gypsum calcining device convenient for uniform heating, which comprises a calcining furnace, wherein a blanking pipeline is fixed at the top end of the calcining furnace, and a feed inlet convenient for feeding is arranged at the top end of the blanking pipeline; the utility model discloses a gypsum raw materials's even unloading can be realized to the scattered board of multicomponent, avoids the raw materials direct inside that directly gets into calcining furnace under the effect of gravity, causes the inhomogeneous of being heated easily, calcines the not good condition of effect, simple structure facilitates the use.

Description

Gypsum calcining device convenient to thermally equivalent

Technical Field

The utility model relates to a gypsum calcination technical field specifically is a gypsum calcination device convenient to thermally equivalent.

Background

Gypsum is a widely used industrial and building material, and is available in the form of gypsum Dan Shiyi calcium sulfate dihydrate, which has two crystal waters in its molecular formula, and only one semi-crystal water is removed to produce calcium sulfate hemihydrate with gelling properties. The process of removing the crystal water is gypsum calcination, and a calciner is required in the gypsum calcination process.

The gypsum calcining device has the advantages that gypsum raw materials needing to be calcined are directly placed in the feeding port above the calcining furnace in the prior art, the gypsum raw materials are fed into the calcining furnace from the feeding port directly, the gypsum raw materials are calcined in the calcining furnace directly, the raw materials freely fall in the calcining furnace, uniform blanking cannot be achieved, the gypsum raw materials cannot be uniformly heated, the calcining effect is poor, and the gypsum calcining device convenient to uniformly heat is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gypsum calcination device convenient to thermally equivalent to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a gypsum calcining device convenient for uniform heating comprises a calcining furnace, wherein an air supply channel for supplying heat is sleeved on the outer side of the calcining furnace, a plurality of groups of combustion channels are fixed on the surface of the air supply channel, the other end of each combustion channel is communicated with the inner cavity of the calcining furnace, a blanking pipeline is fixed at the top end of the calcining furnace, and a feeding hole convenient for feeding is formed in the top end of the blanking pipeline;

the feeding device is characterized in that a rotating shaft is rotatably connected inside the feeding hole, a plurality of groups of dispersion plates for uniform blanking are fixed on the surface of the rotating shaft, a sieve plate for uniform blanking is arranged below the dispersion plates, a through hole is formed in one side of the blanking pipeline, the sieve plate is slidably connected inside the calcining furnace, and a moving assembly for driving the sieve plate to reciprocate is arranged on one side of the sieve plate extending out of the interior of the blanking pipeline.

As a further aspect of the present invention: the inner wall of unloading pipeline is equipped with the arc with dispersion plate matched with, the one end of pivot is run through the unloading pipeline and is fixed with and is used for driving pivot pivoted first motor, the output and the pivot fixed connection of first motor.

As a further aspect of the present invention: the moving assembly comprises a side plate fixed at the end part of the sieve plate, the side plate is rotatably connected with a connecting rod through a rotating rod, a second motor is fixed above the calcining furnace, a rotating wheel is fixed at the output end of the second motor, a fixed rod is fixed on one side above the rotating wheel, and the other end of the connecting rod is rotatably connected with the fixed rod.

As a further aspect of the present invention: the one end that the curb plate was kept away from to the sieve is fixed with the spring that is convenient for drive the sieve and reset, the other end and the inner wall fixed connection of unloading pipeline of spring.

As a further aspect of the present invention: and a connecting pipeline communicated with the inner cavity of the calcining furnace is arranged on one side of the blanking pipeline, an interlayer is arranged on the inner wall of the feed inlet, the other end of the connecting pipeline is communicated with the interlayer, an air outlet pipeline is arranged on one side of the feed inlet away from the connecting pipeline, and the air outlet pipeline is communicated with the interlayer.

As a further aspect of the present invention: the bottom of first motor is equipped with the motor cabinet that is used for carrying out the support to first motor, the motor cabinet is fixed in the surface of unloading pipeline.

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

the utility model discloses a be equipped with the scattered board of multicomponent, can realize the even unloading of gypsum raw materials, avoid the raw materials directly to get into the inside of burning furnace under the effect of gravity, cause easily to be heated inhomogeneously, calcine the not good condition of effect, simple structure facilitates the use.

The utility model discloses a set up the sieve, can further refine the gypsum raw materials that get into the inside of burning furnace to can further increase and calcine the effect, can drive the sieve through setting up moving mechanism and do the round trip movement, thereby can increase the unloading speed of the gypsum raw materials on the sieve, avoid appearing blockking up.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

Fig. 3 is the schematic view of the cross-sectional structure of the middle blanking pipeline of the present invention.

Wherein: 11. a calciner; 12. a gas supply channel; 13. a combustion channel; 14. connecting a pipeline; 15. an air outlet pipe; 16. a feed inlet; 17. a blanking pipeline; 18. a first motor; 19. a rotating shaft; 20. a dispersion plate; 21. perforating; 22. a sieve plate; 23. a side plate; 24. a connecting rod; 25. a second motor; 26. a rotating wheel; 27. a fixing rod; 28. a spring.

Detailed Description

Referring to fig. 1-3, in an embodiment of the present invention, a gypsum calcining apparatus convenient for uniform heating includes a calcining furnace 11, a gas supply channel 12 for supplying heat is sleeved outside the calcining furnace 11, a plurality of groups of combustion channels 13 are fixed on the surface of the gas supply channel 12, the other end of the combustion channel 13 is communicated with an inner cavity of the calcining furnace 11, a discharging pipeline 17 is fixed at the top end of the calcining furnace 11, and a feeding port 16 convenient for feeding is arranged at the top end of the discharging pipeline 17;

the inner part of the feeding hole 16 is rotatably connected with a rotating shaft 19, a plurality of groups of dispersion plates 20 for uniform blanking are fixed on the surface of the rotating shaft 19, a sieve plate 22 for uniform blanking is arranged below the dispersion plates 20, uniform blanking of gypsum raw materials can be realized by arranging the plurality of groups of dispersion plates 20, a perforation 21 is arranged on one side of the blanking pipeline 17, the sieve plate 22 is slidably connected inside the calcining furnace 11, the gypsum raw materials entering the calcining furnace 11 can be further refined by arranging the sieve plate 22, and a moving assembly for driving the sieve plate 22 to reciprocate is arranged on one side of the sieve plate 22 extending out of the inner part of the blanking pipeline 17.

The inner wall of unloading pipeline 17 is equipped with the arc with dispersion board 20 matched with, the one end of pivot 19 runs through unloading pipeline 17 and is fixed with and is used for driving pivot 19 pivoted first motor 18, the output and the pivot 19 fixed connection of first motor 18, through starting first motor 18, first motor 18 drives pivot 19 and rotates to can drive dispersion board 20 and rotate, realize the even unloading to 16 inside gypsum raw materials of feed inlet, avoid the raw materials directly to get into the inside of calcining furnace 11 under the effect of gravity, cause the inhomogeneous, the not good condition of calcination effect easily.

The moving assembly comprises a side plate 23 fixed at the end part of the sieve plate 22, the side plate 23 is rotatably connected with a connecting rod 24 through a rotating rod, a second motor 25 is fixed above the calcining furnace 11, a rotating wheel 26 is fixed at the output end of the second motor 25, a fixing rod 27 is fixed at one side above the rotating wheel 26, the other end of the connecting rod 24 is rotatably connected with the fixing rod 27, the second motor 25 drives the rotating wheel 26 to rotate by starting the second motor 25, the rotating wheel 26 drives the fixing rod 27 to rotate, so that the sieve plate 22 can be driven to move inside the through hole 21 through the connecting rod 24, further refinement of gypsum raw materials is realized, and meanwhile, when the sieve plate 22 moves back and forth, the blanking speed of the gypsum raw materials on the sieve plate 22 can be increased, and blockage is avoided.

And a spring 28 which is convenient for driving the sieve plate 22 to reset is fixed at one end of the sieve plate 22 far away from the side plate 23, and the other end of the spring 28 is fixedly connected with the inner wall of the blanking pipeline 17.

The gypsum calcining furnace comprises a material feeding pipe 17, a connecting pipe 14 communicated with the inner cavity of the calcining furnace 11 is arranged on one side of the material feeding pipe 17, an interlayer is arranged on the inner wall of a material feeding port 16, the other end of the connecting pipe 14 is communicated with the interlayer, a gas outlet pipe 15 is arranged on one side, away from the connecting pipe 14, of the material feeding port 16, the gas outlet pipe 15 is communicated with the interlayer, redundant gas in the calcining furnace 11 enters the interlayer on the material feeding port 16 through the connecting pipe 14, preheating of gypsum raw materials in the material feeding port 16 can be achieved, the heat utilization rate is increased, and finally the gas in the interlayer is discharged through the gas outlet pipe 15.

The bottom of first motor 18 is equipped with the motor cabinet that is used for carrying out the support to first motor 18, the motor cabinet is fixed in the surface of unloading pipeline 17, and the motor cabinet can realize fixed the installation of first motor 18, increases the stability of first motor 18 during operation.

The utility model discloses a theory of operation is:

the utility model discloses when using, at first the inside of putting into feed inlet 16 with the gypsum raw materials that need calcine, through starting first motor 18, first motor 18 drives pivot 19 and rotates, thereby can drive dispersion board 20 and rotate, realize the even unloading to the inside gypsum raw materials of feed inlet 16, the raw materials falls in the top of sieve 22 afterwards, through starting second motor 25, second motor 25 drives and rotates wheel 26, it rotates to rotate wheel 26 drive dead lever 27, thereby can drive sieve 22 through connecting rod 24 and remove in the inside of perforation 21, the realization is further refined to the gypsum raw materials, raw materials after refining get into the inside of calcining furnace 11, this moment through letting in steam to the inside of air feed channel 12, steam passes through multiunit burning channel 13 and gets into the inside of calcining furnace 11, calcine the gypsum raw materials, the inside of calcining furnace 11 inside unnecessary gas passes through the inside of connecting tube 14 interbedded on getting into 16, can realize preheating to the inside gypsum raw materials of feed inlet 16, increase heat utilization ratio, the inside gas of last interbedded is discharged through gas outlet pipe 15.

Claims

1. A gypsum calcining device convenient for uniform heating comprises a calcining furnace (11), wherein an air supply channel (12) for supplying heat is sleeved on the outer side of the calcining furnace (11), a plurality of groups of combustion channels (13) are fixed on the surface of the air supply channel (12), the other end of each combustion channel (13) is communicated with the inner cavity of the calcining furnace (11), a blanking pipeline (17) is fixed at the top end of the calcining furnace (11), and a feeding hole (16) convenient for feeding is formed in the top end of the blanking pipeline (17);

the novel feeding device is characterized in that a rotating shaft (19) is rotatably connected inside the feeding hole (16), a plurality of groups of dispersing plates (20) used for uniform blanking are fixed on the surface of the rotating shaft (19), a sieve plate (22) used for uniform blanking is arranged below the dispersing plates (20), a through hole (21) is formed in one side of the blanking pipeline (17), the sieve plate (22) is connected inside the calcining furnace (11) in a sliding mode, and a moving assembly used for driving the sieve plate (22) to move in a reciprocating mode is arranged on one side, extending out of the blanking pipeline (17), of the sieve plate (22).

2. The gypsum calcination device convenient for uniform heating according to claim 1, wherein the inner wall of the blanking pipeline (17) is provided with an arc shape matched with the dispersion plate (20), one end of the rotating shaft (19) penetrates through the blanking pipeline (17) and is fixed with a first motor (18) for driving the rotating shaft (19) to rotate, and the output end of the first motor (18) is fixedly connected with the rotating shaft (19).

3. The gypsum calcination device convenient for uniform heating according to claim 1, wherein the moving assembly comprises a side plate (23) fixed on the end of the screen plate (22), the side plate (23) is connected with a connecting rod (24) through a rotating rod in a rotating way, a second motor (25) is fixed above the calciner (11), a rotating wheel (26) is fixed at the output end of the second motor (25), a fixed rod (27) is fixed on one side above the rotating wheel (26), and the other end of the connecting rod (24) is connected with the fixed rod (27) in a rotating way.

4. The gypsum calcination device convenient for uniform heating according to claim 3, wherein a spring (28) convenient for driving the sieve plate (22) to reset is fixed at one end of the sieve plate (22) far away from the side plate (23), and the other end of the spring (28) is fixedly connected with the inner wall of the blanking pipeline (17).

5. The gypsum calcination device convenient for uniform heating according to claim 1, wherein a connecting pipeline (14) communicated with the inner cavity of the calciner (11) is arranged on one side of the blanking pipeline (17), an interlayer is arranged on the inner wall of the feed port (16), the other end of the connecting pipeline (14) is communicated with the interlayer, an air outlet pipeline (15) is arranged on one side of the feed port (16) far away from the connecting pipeline (14), and the air outlet pipeline (15) is communicated with the interlayer.

6. The gypsum calcination device for facilitating uniform heating according to claim 2, wherein the bottom end of the first motor (18) is provided with a motor base for supporting the first motor (18), and the motor base is fixed on the surface of the blanking pipe (17).