CN217005448U - Cooling device for industrial byproduct II type anhydrous gypsum powder production line - Google Patents
Cooling device for industrial byproduct II type anhydrous gypsum powder production line Download PDFInfo
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- CN217005448U CN217005448U CN202121157959.8U CN202121157959U CN217005448U CN 217005448 U CN217005448 U CN 217005448U CN 202121157959 U CN202121157959 U CN 202121157959U CN 217005448 U CN217005448 U CN 217005448U
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Abstract
The invention relates to a cooling device for an industrial byproduct II type anhydrous gypsum powder production line, which is particularly suitable for primary cooling of high-temperature gypsum. The technical scheme adopted by the invention is as follows: the cooling device comprises a first cooling chamber and a second cooling chamber, wherein the first cooling chamber and the second cooling chamber are opened and closed by using a partition plate, a flow channel for communicating the first cooling chamber with the second cooling chamber is reserved at the lower part and the upper part of the partition plate, a vertical first refrigerant medium pipeline is arranged in the first cooling chamber, and a vertical second refrigerant medium pipeline is arranged in the second cooling chamber; the upper part of the first cooling chamber is provided with a gypsum powder feeding port. The invention adopts a vertical structure, the cooler is connected with the dust remover, and two cooling chambers are formed by arranging the partition plates in the cooler, so that the cooling speed at different stages is improved; the discharge port is provided with a height baffle plate, the size of the discharge port and the reaction time of materials in the cooling chamber can be changed, the cooling water channel is arranged in the body, the purpose of rapid cooling is achieved by adopting a water cooling mode, and hot water after heat exchange can be recycled.
Description
Technical Field
The invention relates to a cooling device for an industrial byproduct II type anhydrous gypsum powder production line, which is particularly suitable for primary cooling of high-temperature gypsum.
Background
Traditional building gypsum powder uses the form of forced air cooling, but the air specific heat capacity is little, and in the face of the cooling of high temperature gypsum, the drawback is just very obvious, and the cooling rate is slow, and inefficiency, and equipment is huge. Because the II-type anhydrous gypsum production line is a newly-developed gypsum powder production line in recent years, no proper equipment exists in the current industry of the high-temperature cooling section, and in the face of the characteristic of high-temperature gypsum powder at 650 ℃, novel cooling equipment is needed to cool the II-type high-temperature anhydrous gypsum powder in production so as to realize the large-scale production of the II-type anhydrous gypsum powder.
Disclosure of Invention
The invention provides a cooling device for an industrial byproduct II type anhydrous gypsum powder production line, which solves the cooling problem of II type high-temperature anhydrous gypsum powder.
In order to achieve the purpose, the invention adopts the technical scheme that:
the cooling device for the industrial byproduct II type anhydrous gypsum powder production line comprises a first cooling chamber and a second cooling chamber, wherein the first cooling chamber and the second cooling chamber are opened and closed by using a partition plate, a flow channel for communicating the first cooling chamber with the second cooling chamber is reserved at the lower part and the upper part of the partition plate, a vertical first refrigerant medium pipeline is arranged in the first cooling chamber, and a vertical second refrigerant medium pipeline is arranged in the second cooling chamber;
the upper part of the first cooling chamber is provided with a gypsum powder feeding hole, and the upper part of the second cooling chamber, which is lower than the gypsum powder feeding hole, is provided with a gypsum powder discharging hole;
the air chamber is funnel-shaped and is communicated with the lower parts of the first cooling chamber and the second cooling chamber, and compressed gas is introduced into the air chamber;
and the dust collection chamber is positioned at the upper parts of the first cooling chamber and the second cooling chamber and is used for collecting dust-containing gas.
Preferably, a height adjusting plate is arranged at the gypsum powder discharge port of the second cooling chamber, and the height of the height adjusting plate is changed to adjust the size of the gypsum powder discharge port.
Preferably, the first refrigerant medium pipeline comprises a first refrigerant inlet pipe at the upper part, a first refrigerant outlet pipe at the lower part and a first heat exchange vertical pipe for connecting the refrigerant inlet and the refrigerant outlet pipes, and the first heat exchange vertical pipe is uniformly and vertically arranged in the first inner cooling chamber.
Preferably, the second refrigerant medium pipeline comprises a second refrigerant inlet pipe at the upper part, a second refrigerant outlet pipe at the lower part and a second heat exchange vertical pipe for connecting the refrigerant inlet and the refrigerant outlet pipes, and the second heat exchange vertical pipe is uniformly and vertically arranged in the second inner cooling chamber.
Still further preferably, the height of the second refrigerant inlet pipe and the height of the second heat exchange vertical pipe are lower than the height of the first refrigerant inlet pipe of the first refrigerant medium pipeline.
Preferably, an air distribution plate is arranged between the air chamber and the first cooling chamber and between the air chamber and the second cooling chamber.
Preferably, a plurality of groups of temperature measuring devices are arranged in the first cooling chamber and the second cooling chamber, the temperature measuring devices are connected with the display unit through cables, and the display unit displays the temperature of the gypsum powder at the positions of the temperature measuring devices.
The invention adopts a vertical structure, the cooler is connected with the dust remover, and two cooling chambers are formed in the cooler by arranging the partition plate, so that the cooling speed at different stages is improved; the high baffle is arranged at the discharge port, the position of the high baffle is controlled to change the size of the discharge port and the reaction time of the material in the cooling chamber, the cooling water channel is arranged inside the body, the purpose of rapid cooling is achieved by adopting a water-cooling mode, hot water after heat exchange can be circulated to the drying section to be heated and recycled by room air, and the energy is saved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic diagram of the right-hand side view of the present invention;
FIG. 3 is a schematic view of the internal structure;
in the drawings:
1. the device comprises a first cooling chamber, a second cooling chamber, a partition plate, a flow channel, a first cooling medium pipeline, a second cooling medium pipeline, a wind chamber, a compressed gas inlet, a gypsum powder outlet, a height adjusting plate, a wind distribution plate, a temperature measuring device, a first refrigerant inlet pipe 15, a first refrigerant outlet pipe, a first heat exchange vertical pipe 16, a first heat exchange vertical pipe 17, a second refrigerant inlet pipe 18, a second refrigerant outlet pipe 19, a second heat exchange vertical pipe 20 and a dust collecting chamber.
Detailed Description
The invention is further described with reference to the following figures and specific examples:
the structure of the cooling device for the industrial byproduct II-type anhydrous gypsum powder production line is shown in figure 1, and the cooling device comprises a first cooling chamber 1 and a second cooling chamber 2, wherein the first cooling chamber 1 and the second cooling chamber 2 are opened and closed by a partition plate 3, a flow passage 4 for communicating the first cooling chamber 1 with the second cooling chamber 2 is reserved at the lower part and the upper part of the partition plate 3, a vertical first refrigerant medium pipeline 5 is arranged in the first cooling chamber 1, and a vertical second refrigerant medium pipeline 6 is arranged in the second cooling chamber 2;
a gypsum powder feed port 9 is formed in the upper part of the first cooling chamber 1, and a gypsum powder discharge port 10 is formed in the upper part of the second cooling chamber 2 and is lower than the gypsum powder feed port 9;
the air chamber 7 is funnel-shaped, the air chamber 7 is communicated with the lower parts of the first cooling chamber 1 and the second cooling chamber 2, and compressed gas is introduced into the air chamber 7;
and the dust collection chamber is arranged at the upper parts of the first cooling chamber 1 and the second cooling chamber 2 and is used for collecting dust-containing gas.
A height adjusting plate 11 is arranged at a gypsum powder discharge port 10 of the second cooling chamber 2, and the height of the gypsum powder discharge port 10 is adjusted by changing the height of the height adjusting plate 11. The first refrigerant medium pipeline 5 comprises a first refrigerant inlet pipe 14 at the upper part, a first refrigerant outlet pipe 15 at the lower part and a first heat exchange vertical pipe 16 connecting the refrigerant inlet pipe and the refrigerant outlet pipe, and the first heat exchange vertical pipe 16 is uniformly and vertically arranged in the first inner cooling chamber.
The second refrigerant medium pipeline 6 comprises a second refrigerant inlet pipe 17 at the upper part, a second refrigerant outlet pipe 18 at the lower part and a second heat exchange vertical pipe 19 for connecting the refrigerant inlet and outlet pipes, and the second heat exchange vertical pipe 19 is uniformly and vertically arranged in the second inner cooling chamber.
The height of the second refrigerant inlet pipe 17 and the height of the second heat exchange vertical pipe 19 are lower than the first refrigerant inlet pipe 14 of the first refrigerant medium pipeline 5.
An air distribution plate 12 is arranged between the air chamber 7 and the first cooling chamber 1 and the second cooling chamber 2. The air distribution plate is made of a stainless steel metal alloy steel plate with composite holes, so that the powder hopper can be prevented from being supported when the air distribution plate stops working, and the powder leakage phenomenon cannot occur.
A plurality of groups of temperature measuring devices 13 are arranged in the first cooling chamber 1 and the second cooling chamber 2, the temperature measuring devices 13 are connected with a display unit through cables, and the display unit displays the temperature of the gypsum powder at the positions of the temperature measuring devices 13.
The method for cooling the high-temperature gypsum powder by using the cooling device of the industrial byproduct II type anhydrous gypsum powder production line comprises the following steps,
2) high-temperature gypsum powder material at 650 ℃ enters the first cooling chamber 1 from the gypsum powder feed inlet 9, and when the temperature at the temperature measuring part is detected to exceed 100 ℃, cooling water in the first coolant medium pipeline 5 is introduced to cool the gypsum powder in the first cooling chamber 1, so that the gypsum powder has good fluidity at high temperature;
3) compressed air is blown into the air chamber 7 through a Roots blower at the bottom, the compressed air enters the first cooling chamber 1 through the air distribution plate 1211, the compressed air provides power for the flowing of the gypsum powder and also secondarily cools the gypsum powder, and the temperature of the high-temperature gypsum powder at 650 ℃ to the bottom of the first cooling chamber 1 is controlled to be about 300 ℃;
4) the gypsum in the flowing state flows into the second cooling chamber 2 at the bottom of the partition board 3, cooling water is introduced into the first refrigerant medium pipeline 5, gypsum powder reaches the height of a gypsum powder discharge port 10 in the second cooling chamber 2, and the temperature of the gypsum powder reaches more than 100 ℃ at the gypsum powder discharge port 10;
5) the height of the height adjusting plate 11 at the gypsum powder discharge port 10 is adjusted, the size of the gypsum powder discharge port 10 is controlled, the gypsum powder outflow speed is controlled, the flowing speed of cooling water in the first refrigerant medium pipeline 5 and the second refrigerant medium pipeline 6 is adjusted, heat exchange occurs between gypsum powder and the first refrigerant medium pipeline 5 and the second refrigerant medium pipeline 6, and the temperature of the flowing gypsum powder is adjusted. The top of the device is provided with a dust collecting chamber for collecting dust in the air, and redundant gas enters the bag type dust collector through a dust collecting port.
In order to prevent water drops from condensing on the water pipe wall and cause gypsum powder to condense, the temperature of the gypsum powder discharge port of the device is controlled to be above 100 ℃, and the pipe wall is in a cooling state at the temperature, so that the condensation phenomenon cannot be generated.
In the invention, the cooling chamber is connected with the dust remover, so that the whole equipment has a compact structure, thereby reducing the occupied area. A partition board is arranged in the cooling chamber to divide the cooling chamber into two chambers, high-temperature gypsum powder is subjected to chamber division treatment, and a high-density heat exchange vertical pipe is adopted in each cooling chamber. The invention utilizes water as a medium to transfer heat to cool the gypsum, so that the quality of the cooled material is more stable.
According to the invention, on the premise that the position of the feeding hole is not changed, the height adjusting plate 11 is arranged at the discharging hole, the relative position of the height adjusting plate 11 is controlled by the rotating handle, the size of the gypsum powder discharging hole 10 can be changed by moving the height adjusting plate 11 up and down, the reaction time of high-temperature gypsum powder in a room is increased or reduced, materials needing cooling can be replaced in actual production, or corresponding adjustment is only needed according to the requirements of customers, so as to meet brand new process design, when the material conversion is not too large or the initial and final setting time of a product is slightly adjusted, the height of the height adjusting plate 11 is only needed to be adjusted through a manual valve, so that the relative time of the materials in a cooling room can be changed, namely various indexes of a finished product are changed.
All there is temperature measuring device in the cooling chamber to respond to its inside temperature, can guarantee that the material can not produce phenomenons such as condensation during the cooling through the audio-visual instantaneous temperature that detects the material in each position of computer system, has guaranteed the stability of product.
The during operation fan provides the compressed air, and in the even entering equipment of cooling furnace bottom, the air current passed through metering device and got into cooling furnace body by the feed inlet inside, because of the baffle will cool down the inside two districts that divide into of stove, every district's independent control inflow, so the material passes through each cooling room one by one, gets into next equipment by the discharge gate again, because of all being equipped with intensive compound heat pipe in every cooling room, consequently the temperature is very high in the cooling furnace, can become required product with the raw materials cooling.
The invention is suitable for cooling industrial byproduct II type anhydrous gypsum powder, the cooled hot water can be used for drying and utilizing waste heat, the invention has the advantages of small occupied area, beautiful appearance, high thermal efficiency, safety, energy saving and the like, and is suitable for a gypsum powder production line producing 3-60 ten thousand tons per year.
The invention utilizes the modes of chamber cooling and water cooling treatment, improves the cooling efficiency to the maximum extent, can realize the utilization of waste heat and finally achieves the aim of being suitable for cooling various types of gypsum.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall within the protection scope of the present invention, and the technical contents of the present invention which are claimed are all described in the claims.
Claims (7)
1. A cooling device for an industrial byproduct II type anhydrous gypsum powder production line is characterized by comprising a first cooling chamber (1) and a second cooling chamber (2), wherein a partition plate (3) is used for opening and closing the first cooling chamber (1) and the second cooling chamber (2), a flow channel (4) for communicating the first cooling chamber (1) with the second cooling chamber (2) is reserved at the lower part and the upper part of the partition plate (3), a vertical first refrigerant medium pipeline (5) is arranged in the first cooling chamber (1), and a vertical second refrigerant medium pipeline (6) is arranged in the second cooling chamber (2);
a gypsum powder feeding hole (9) is formed in the upper portion of the first cooling chamber (1), and a gypsum powder discharging hole (10) is formed in the upper portion, lower than the gypsum powder feeding hole (9), of the second cooling chamber (2);
the air chamber (7) is funnel-shaped, the air chamber (7) is communicated with the lower parts of the first cooling chamber (1) and the second cooling chamber (2), and compressed gas is introduced into the air chamber (7);
and the dust collection chamber is positioned at the upper parts of the first cooling chamber (1) and the second cooling chamber (2) and is used for collecting dust-containing gas.
2. The cooling device for the industrial by-product type II anhydrous gypsum powder production line according to claim 1, wherein a height adjusting plate (11) is provided at the gypsum powder outlet (10) of the second cooling chamber (2), and the size of the gypsum powder outlet (10) is adjusted by the height change of the height adjusting plate (11).
3. The cooling device for the industrial byproduct type II anhydrous gypsum powder production line according to claim 2, wherein the first refrigerant medium pipeline (5) comprises a first refrigerant inlet pipe (14) at the upper part, a first refrigerant outlet pipe (15) at the lower part and a first heat exchange vertical pipe (16) connecting the refrigerant inlet pipe and the refrigerant outlet pipe, and the first heat exchange vertical pipe (16) is uniformly and vertically arranged in the first inner cooling chamber.
4. The cooling device for the industrial byproduct type II anhydrous gypsum powder production line according to claim 3, wherein the second refrigerant medium pipeline (6) comprises a second refrigerant inlet pipe (17) at the upper part, a second refrigerant outlet pipe (18) at the lower part and a second heat exchange vertical pipe (19) connecting the refrigerant inlet and outlet pipes, and the second heat exchange vertical pipe (19) is uniformly and vertically arranged in the second inner cooling chamber.
5. The cooling device for the industrial by-product type II anhydrous gypsum powder production line as claimed in claim 4, wherein the height of the second refrigerant inlet pipe (17) and the height of the second heat exchange vertical pipe (19) are lower than the height of the first refrigerant inlet pipe (14) of the first refrigerant medium pipeline (5).
6. The cooling device for the industrial by-product type II anhydrous gypsum powder production line according to claim 1, wherein an air distribution plate (12) is arranged between the air chamber (7) and the first cooling chamber (1) and the second cooling chamber (2).
7. The cooling device for the industrial byproduct type II anhydrous gypsum powder production line according to claim 1, wherein a plurality of sets of temperature measuring devices (13) are arranged in the first cooling chamber (1) and the second cooling chamber (2), the temperature measuring devices (13) are connected with a display unit through cables, and the display unit displays the temperature of the gypsum powder at the positions of the temperature measuring devices (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121157959.8U CN217005448U (en) | 2021-05-27 | 2021-05-27 | Cooling device for industrial byproduct II type anhydrous gypsum powder production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121157959.8U CN217005448U (en) | 2021-05-27 | 2021-05-27 | Cooling device for industrial byproduct II type anhydrous gypsum powder production line |
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| Publication Number | Publication Date |
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| CN217005448U true CN217005448U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121157959.8U Active CN217005448U (en) | 2021-05-27 | 2021-05-27 | Cooling device for industrial byproduct II type anhydrous gypsum powder production line |
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| CN (1) | CN217005448U (en) |
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2021
- 2021-05-27 CN CN202121157959.8U patent/CN217005448U/en active Active
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