CN-122006275-A - Mud drying device for cement industry

CN122006275ACN 122006275 ACN122006275 ACN 122006275ACN-122006275-A

Abstract

The invention discloses a mud drying device for the cement industry, which comprises a drying chamber, a baffle device, a cloth bag type dust removing device, a material collecting device, a material spraying device and a blowing device, wherein an air inlet cavity is arranged at the lower part of an inner cavity of the drying chamber, the middle part of the inner cavity of the drying chamber is provided with a drying cavity, a plurality of balls used for drying are arranged in the drying cavity, the baffle device is arranged at the upper part of the inner cavity of the drying chamber and used for preventing the balls from escaping from the drying chamber, the material collecting device is connected with a material outlet at the top of the drying chamber, the material collecting device is connected with a material outlet of the cloth bag type dust removing device, the material spraying device comprises a material supply source and a spray gun device connected with the material supply source, the spray outlet of the spray gun device is arranged in the drying cavity, and an air outlet of the blowing device is connected with the air inlet cavity after passing through a heating device.

Inventors

LI YANGMING
XUE JIANKANG
FENG HAO

Assignees

湖州瑞晨智能制造有限公司

Dates

Publication Date: 20260512
Application Date: 20260305

Claims (10)

1. A mud drying apparatus for the cement industry, comprising: The drying device comprises a drying chamber, wherein the lower part of an inner cavity of the drying chamber is provided with an air inlet cavity, the middle part of the inner cavity of the drying chamber is provided with a drying cavity, and a plurality of spheres used for drying are arranged in the drying cavity; the baffle device is arranged at the upper part of the inner cavity of the drying chamber and used for preventing the ball body from escaping from the drying chamber; the feeding port of the cloth bag type dust removing device is connected with the top discharging port of the drying chamber; The material receiving device is connected with a material outlet of the bag-type dust removing device; the material spraying device comprises a material supply source and a spray gun device connected with the material supply source, and a spraying outlet of the spray gun device is arranged in the drying cavity; and an air outlet of the air blowing device is connected with the air inlet cavity after passing through the heating device.
2. The mud drying apparatus for cement industry according to claim 1, wherein the baffle apparatus comprises a plurality of baffle groups arranged at intervals from top to bottom, each baffle group comprises a plurality of baffles which are arranged at intervals in parallel along the horizontal direction and are inverted V-shaped, the upper and lower adjacent baffles are arranged at intervals in a staggered manner, and the distance between the adjacent baffles in the same baffle group is smaller than the outer diameter of the sphere.
3. A mud drying apparatus for cement industry according to claim 2, characterized in that the top of the baffle is provided with a material passing channel through which the powder can pass.
4. A mud drying apparatus for the cement industry as claimed in claim 1, wherein the lance apparatus comprises: one end of the feeding pipe is connected with a material supply source through a pump body, and the other end of the feeding pipe is provided with a necking discharging structure serving as the ejection outlet; The jacket cavity is arranged on the outer wall of the feeding pipe, an inlet of the jacket cavity is connected with a compressed air source, and an outlet of the jacket cavity is arranged on the periphery of the injection outlet.
5. The mud drying device for the cement industry according to claim 1, wherein the bag-type dust removing device is connected with a negative pressure fan, and the negative pressure fan is matched with the blowing device, so that the drying chamber is in a negative pressure state.
6. A mud drying apparatus for cement industry according to claim 5, wherein the negative pressure fan is matched with the blowing device so that the drying chamber is in a negative pressure state of-0.1 KPa to-0.15 KPa.
7. A mud drying apparatus for cement industry according to claim 5 or 6, characterized in that a pressure detector is arranged in the drying chamber, the pressure detector is connected with a control device, the control device is connected with a negative pressure fan and a blowing device, and after normal operation, when the pressure detector detects that the negative pressure value in the drying chamber is not in a preset range, the control device controls the negative pressure fan and the blowing device to operate so as to control the air output and the air input, so that the negative pressure value in the drying chamber is dynamically kept in the preset range.
8. A mud drying apparatus for cement industry according to claim 1, characterized in that a temperature detector is arranged in the drying chamber, which temperature detector is connected with the control device.
9. The mud drying apparatus for cement industry according to claim 1, wherein a rectifying plate is arranged at the bottom of the air inlet cavity, and a plurality of wind through holes are distributed on the surface of the rectifying plate.
10. A mud drying apparatus for cement industry according to claim 1, characterized in that the spheres comprise zirconium hydroxide spheres with a diameter of 5mm.

Description

Mud drying device for cement industry Technical Field The invention relates to the technical field of cement raw material drying, in particular to a mud drying device for the cement industry. Background The drying device is a mechanical device for evaporating moisture in materials by heating to obtain solid materials with specified moisture content, and can be widely applied to various industries. Ball mills are very common process equipment in the cement industry for dry or wet grinding of various ores and other grindability materials. The equipment needs to be cleaned and then put into use again every time the equipment maintenance or cost formula changes. The discharged slurry is always directly poured after on-site cleaning, and the components of the slurry generally only contain raw materials and water, so that if the powder raw materials can be extracted and reused, the cost can be saved. Disclosure of Invention The present invention has been made to solve the above-mentioned problems and disadvantages of the related art, and an object of the present invention is to provide a slurry drying apparatus for cement industry, which can separate moisture in slurry and recover raw material powder, so as to solve the above-mentioned problems. The technical problems solved by the invention can be realized by adopting the following technical scheme: A mud drying apparatus for the cement industry, comprising: The drying device comprises a drying chamber, wherein the lower part of an inner cavity of the drying chamber is provided with an air inlet cavity, the middle part of the inner cavity of the drying chamber is provided with a drying cavity, and a plurality of spheres used for drying are arranged in the drying cavity; the baffle device is arranged at the upper part of the inner cavity of the drying chamber and used for preventing the ball body from escaping from the drying chamber; the feeding port of the cloth bag type dust removing device is connected with the top discharging port of the drying chamber; The material receiving device is connected with a material outlet of the bag-type dust removing device; the material spraying device comprises a material supply source and a spray gun device connected with the material supply source, and a spraying outlet of the spray gun device is arranged in the drying cavity; and an air outlet of the air blowing device is connected with the air inlet cavity after passing through the heating device. In a preferred embodiment of the present invention, the baffle device includes a plurality of rows of baffle groups arranged at intervals from top to bottom, each row of baffle groups includes a plurality of baffles in inverted V shape arranged at intervals in parallel along a horizontal direction, the upper and lower adjacent baffles are arranged at intervals in a staggered manner, and a distance between two adjacent baffles in the same row of baffle groups is smaller than an outer diameter of the sphere. In a preferred embodiment of the invention, the top of the baffle is provided with a material passing channel for powder to pass through. In a preferred embodiment of the present invention, the spray gun apparatus comprises: one end of the feeding pipe is connected with a material supply source through a pump body, and the other end of the feeding pipe is provided with a necking discharging structure serving as the ejection outlet; The jacket cavity is arranged on the outer wall of the feeding pipe, an inlet of the jacket cavity is connected with a compressed air source, and an outlet of the jacket cavity is arranged on the periphery of the injection outlet. In a preferred embodiment of the invention, the bag-type dust removing device is connected with a negative pressure fan, and the negative pressure fan is matched with the blowing device, so that the drying chamber is in a negative pressure state. In a preferred embodiment of the invention, the negative pressure fan is matched with the blowing device, so that the drying chamber is in a negative pressure state of-0.1 kPa to-0.15 kPa. In a preferred embodiment of the present invention, a pressure detector is disposed in the drying chamber, the pressure detector is connected with a control device, the control device is connected with a negative pressure fan and a blowing device, and after normal operation, when the pressure detector detects that the negative pressure value in the drying chamber is not within a preset range, the control device controls the negative pressure fan and the blowing device to operate so as to control the air output and the air input, so that the negative pressure value in the drying chamber is dynamically maintained within the preset range. In a preferred embodiment of the invention, a temperature detector is arranged in the drying chamber, and the temperature detector is connected with a control device. In a preferred embodiment of the invention, a rectifying plate is arranged at the bottom of the a