CN218250598U - Temperature control and cooling system of intermittent mill - Google Patents
Temperature control and cooling system of intermittent mill Download PDFInfo
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- CN218250598U CN218250598U CN202222787174.XU CN202222787174U CN218250598U CN 218250598 U CN218250598 U CN 218250598U CN 202222787174 U CN202222787174 U CN 202222787174U CN 218250598 U CN218250598 U CN 218250598U
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Abstract
The utility model belongs to the technical field of mill equipment, and provides a temperature control and cooling system of an intermittent mill, which has high temperature control automation degree and good control effect, improves the grinding effect, and prolongs the effective working time of the intermittent mill; the technical scheme is as follows: the wall of the intermittent mill is a structure with a sealed hollow interlayer in a double-layer steel plate, one end of each of the water inlet pipeline and the water outlet pipeline is communicated with two ends of the sealed hollow interlayer of the intermittent mill through a sealed rotary water connector respectively, the other end of the water inlet pipeline is communicated with a cooling water tank, a water pump is connected to the water inlet pipeline, the cooling water tank is of a tank body structure with an open upper end, the other end of the water outlet pipeline is communicated with an inlet of a water cooling device, an outlet of the water cooling device corresponds to the position right above the open upper end of the cooling water tank, a temperature control probe is fixed to the ground or a stand column on one side of the intermittent mill, an output end of the temperature control probe is connected with an input end of a main controller, and an input end of the water pump is connected with an output end of the main controller.
Description
Technical Field
The utility model discloses control by temperature change cooling system of intermittent type mill belongs to the technical field of mill equipment, the online cooling system of work of concretely relates to mill.
Background
The intermittent mill is characterized in that a steel layer with the thickness of 1cm is arranged outside the intermittent mill, a ceramic lining with the thickness of 7-9cm is inlaid inside the intermittent mill, the ceramic lining is adhered to the inner wall of the steel layer through a sizing material, the temperature resistance of the sizing material is 200 ℃, and the lining can fall off due to melting of the sizing material at the temperature of more than 150 ℃. When the batch mill works, the internal temperature of the batch mill can be quickly raised due to long-time work, and in order to prevent the lining of the batch mill from falling off, the batch mill needs to be cooled during work so as not to be too high. And when the temperature in the intermittent mill reaches 120-130 ℃, the grinding effect is best and the efficiency is highest. At present, the cooling mode of the intermittent mill is generally air-cooled, but the air-cooled system has low cooling efficiency and high energy consumption, and even blown air is hot air in summer, so that the cooling effect of the intermittent mill is worse, and even the cooling effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the deficiencies in the prior art, the technical problem who solves is: the temperature control cooling system of the intermittent mill is high in temperature control automation degree and good in control effect, improves the grinding effect, and prolongs the effective working time of the intermittent mill.
In order to solve the technical problem, the utility model discloses a technical scheme be: the temperature control cooling system of the intermittent mill comprises a cooling water pool, a water pump, the intermittent mill, a water cooling device, a temperature control probe and a main controller, wherein the cylinder wall of the intermittent mill is of a structure that a sealed hollow interlayer is arranged in a double-layer steel plate, shaft bodies at two ends of the intermittent mill are respectively provided with a sealed rotary water joint, one end of each of a water inlet pipeline and a water outlet pipeline is respectively communicated with two ends of the sealed hollow interlayer of the intermittent mill through the sealed rotary water joints, the other end of each of the water inlet pipelines is communicated with the cooling water pool, the water inlet pipeline is connected with the water pump, the cooling water pool is of a pool body structure with an open upper end, the other end of each of the water outlet pipelines is communicated with an inlet of the water cooling device, an outlet of the water cooling device corresponds to the position right above the open upper end of the cooling water pool, the ground or an upright column at one side of the intermittent mill is fixedly provided with the temperature control probe, and the interval between the temperature control probe and the cylinder wall of the intermittent mill is 18-22cm;
the output end of the temperature control probe is connected with the input end of the main controller, and the input end of the water pump is connected with the output end of the main controller.
The water cooling device comprises a water delivery pipe, a main water outlet pipe, a dripping and sprinkling branch pipe and an electromagnetic valve, wherein the inlet end of the water delivery pipe is communicated with a water outlet pipeline, the main water outlet pipe is fixedly connected at the outlet end of the water delivery pipe, the main water outlet pipe is vertically arranged downwards, the outlet of the main water outlet pipe is provided with the electromagnetic valve, the input end of the electromagnetic valve is connected with the output end of a main controller, the inlet end outer wall of the main water outlet pipe is uniformly and radially provided with at least six dripping and sprinkling branch pipes, one end of each dripping and sprinkling branch pipe is communicated with the interior of the main water outlet pipe, the other end of each dripping and sprinkling branch pipe is sealed, a plurality of dripping holes are formed in the pipe body of each dripping and sprinkling branch pipe, and the main water outlet pipe and all the dripping holes are located right above the upper end of the cooling water pool and are open.
And the main controller is provided with an alarm device.
The scale remover timing adding device is installed on the water inlet pipeline, and the controller input end of the scale remover timing adding device is connected with the output end of the main controller.
And the water inlet pipeline is provided with a filtering device.
The water pump is a variable speed water pump.
Compared with the prior art, the utility model following beneficial effect has:
1. the utility model discloses a with the design of intermittent type mill section of thick bamboo wall for double-deck double-layered chamber structure, form the water-cooling circulation through pipeline and cooling water pool, give main control unit and control water pump water feeding with temperature control probe feedback temperature, realize the water-cooling accuse temperature of intermittent type mill, the control by temperature change degree of automation is high and control effect is good, has improved the grinding effect, simultaneously because the control by temperature change effect is good, has avoided droing of ceramic inside lining, has lengthened the effective operating time of intermittent type mill, and has reduced the maintenance cost;
2. the utility model discloses a set up water cooling plant above cooling water pool, the hot water that flows back from intermittent type mill passes through water cooling plant and falls into cooling water pool from the eminence, improves the radiating effect of cooling water, further sets up on water cooling plant's main outlet pipe and drips and drenches the branch pipe, closes main outlet pipe after, hot water drips and drenches the branch pipe and drips and drenches down, increase and air area of contact, improve heat exchange efficiency for the radiating rate of cooling water.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings;
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic view of the connection structure of the main outlet pipe and the dripping branch pipe of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the temperature control cooling system of the intermittent mill of the present invention comprises a cooling water tank 1, a water pump 2, an intermittent mill 3, a water cooling device 4, a temperature control probe 5 and a main controller 6, wherein the wall of the intermittent mill 3 is a structure with a sealed hollow interlayer in a double-layer steel plate, sealed rotary water joints are respectively arranged on shaft bodies at two ends of the intermittent mill 3, one end of each of a water inlet pipe 7 and a water outlet pipe 8 is respectively communicated with two ends of the sealed hollow interlayer of the intermittent mill 3 through the sealed rotary water joints, the other end of the water inlet pipe 7 is communicated with the cooling water tank 1, the water pump 2 is connected to the water inlet pipe 7, the cooling water tank 1 is a tank body structure with an open upper end, the other end of the water outlet pipe 8 is communicated with an inlet of the water cooling device 4, an outlet of the water cooling device 4 corresponds to a position right above the open upper end of the cooling water tank 1, the temperature control probe 5 is fixed on the ground or a stand column at one side of the intermittent mill 3, and the distance between the temperature control probe 5 and the wall of the intermittent mill 3 is 18-22cm;
the output of temperature control probe 5 is connected with the input of main control unit 6, the input of water pump 2 is connected with the output of main control unit 6.
And the main controller 6 is provided with an alarm device 10.
The water pump 2 is a variable speed water pump.
It has been found that, in order to achieve the best grinding effect: in summer, when the monitoring temperature of the temperature control probe reaches 73 ℃, the water pump is controlled to work by 50 percent in a variable frequency mode, and when the monitoring temperature of the temperature control probe reaches 80 ℃, the water pump is controlled to work by 100 percent in a variable frequency mode; in winter, when the monitoring temperature of the temperature control probe reaches 78 ℃, the water pump is controlled to work by 50% in a frequency conversion mode, and when the monitoring temperature of the temperature control probe reaches 80 ℃, the water pump is controlled to work by 100% in a frequency conversion mode. According to monitoring and operation experiences, the temperature in the existing mill is controlled to be about 120 ℃, measures are reasonable by matching with the cooling water tank 1 and the water cooling device 4, and the temperature monitored by the temperature control probe in winter and summer cannot exceed 80 ℃.
The working process comprises the following steps: the utility model discloses start when starting intermittent type mill 3 and beginning grinding work, control by temperature change probe 4 monitors the outer wall temperature of intermittent type mill 3 and feeds back to main control unit 6, set for when control by temperature change probe 4 feedback temperature reachs one-level settlement temperature (summer 73 ℃, winter 78 ℃), main control unit 6 orders water pump 2 to start frequency conversion control 50% work water supply, the water in cooling water pond 1 is carried into the section of thick bamboo wall intermediate layer of intermittent type mill 3 through inlet channel 7, because sealed rotatory water coupling sets up on central axis body, after the cooling water gets into the section of thick bamboo wall intermediate layer of intermittent type mill, when its height is less than half, can't export from the other end, until the cooling water is more than half even surpass, can send into water cooling plant 4 through outlet conduit 8 from the other end under the effect of water transmission pressure simultaneously, because the continuous rotation of intermittent type mill 3, the cooling water in its section of thick bamboo wall intermediate layer contacts with inner layer section of thick bamboo wall completely, improve the heat transfer effect;
after cooling water enters the water delivery pipe 41 of the water cooling device 4, the cooling water falls into the cooling water pool 1 through the main water outlet pipe 42 under the action of water pressure, and at the moment, an electromagnetic valve of the water cooling device 4 is in an open state;
when the feedback temperature of the temperature control probe 4 reaches the second-stage set temperature (80 ℃), the temperature of the intermittent mill with the best grinding effect is 120-130 ℃, so the cooling effect needs to be enhanced, the main controller 6 commands the water pump 2 to perform variable-frequency control on 100% working water supply, the water speed or the water flow is improved, meanwhile, the electromagnetic valve of the water cooling device 4 is closed, the cooling water cannot fall from the main water outlet pipe 42 after entering the water cooling device 4, but enters the plurality of dripping branch pipes 43 under the action of water pressure and drips from the bottom hole 44 into the cooling water pool 1, the contact area of water and air is greatly increased, the heat dissipation effect is improved, and the heat dissipation speed is accelerated.
And a scale remover timing adding device 9 is installed on the water inlet pipeline 7, and the controller input end of the scale remover timing adding device 9 is connected with the output end of the main controller 6. Because the high-temperature water is easy to form a scale layer in the interlayer of the cylinder wall of the metal intermittent mill and influences the heat exchange effect, the scale remover timing adding device 9 adds the scale remover into the circulating system at regular time under the control of the main controller 6 to clean the scale layer.
And the water inlet pipeline 7 is provided with a filtering device 11, so that sundries falling from a large-particle scale layer or a cooling water pool 1 are prevented from being pumped to the intermittent mill 3 by the water pump 2 to block the pipeline.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. Temperature control cooling system of intermittent type mill, its characterized in that: the intermittent grinding machine comprises a cooling water pool (1), a water pump (2), an intermittent grinding machine (3), a water cooling device (4), a temperature control probe (5) and a main controller (6), wherein the cylinder wall of the intermittent grinding machine (3) is of a structure that a sealed hollow interlayer is arranged in a double-layer steel plate, sealed rotary water connectors are arranged on shaft bodies at two ends of the intermittent grinding machine (3), one ends of a water inlet pipeline (7) and a water outlet pipeline (8) are respectively communicated with two ends of the sealed hollow interlayer of the intermittent grinding machine (3) through the sealed rotary water connectors, the other end of the water inlet pipeline (7) is communicated with the cooling water pool (1), the water pump (2) is connected onto the water inlet pipeline (7), the cooling water pool (1) is of a pool structure with an open upper end, the other end of the water outlet pipeline (8) is communicated with an inlet of the water cooling device (4), an outlet of the water cooling device (4) corresponds to be right above the open upper end of the cooling water pool (1), the ground or a stand column at one side of the intermittent grinding machine (3) is fixedly provided with the probe (5) at a distance of 18-22cm from the cylinder wall of the intermittent grinding machine (3);
the output of control by temperature change probe (5) is connected with the input of main control unit (6), the input of water pump (2) is connected with the output of main control unit (6).
2. A temperature control and temperature reduction system for a batch mill as defined in claim 1, wherein: water cooling plant (4) include raceway (41), main outlet pipe (42), drip and drench branch pipe (43) and solenoid valve, and the entry end and outlet conduit (8) of raceway (41) are linked together, and main outlet pipe (42) fixed connection is at the exit end of raceway (41), and main outlet pipe (42) vertical downward setting and its export are provided with solenoid valve, solenoid valve's input is connected with main control unit's output, and the entry end outer wall of main outlet pipe (42) is even radial and is provided with at least six and drips and drenches branch pipe (43), drip the one end of drencheing branch pipe (43) and main outlet pipe (42) inside be linked together and its other end is sealed, drip and be equipped with a plurality of drop holes (44) on the body of drenching branch pipe (43), main outlet pipe (42) and all drip holes (44) and all be located the upper end of cooling water pool directly over uncovered.
3. A temperature controlled temperature reduction system for a batch mill according to claim 2, wherein: and the main controller (6) is provided with an alarm device (10).
4. A temperature controlled temperature reduction system for a batch mill according to any one of claims 1 to 3, wherein: the descaling agent timing adding device (9) is installed on the water inlet pipeline (7), and the controller input end of the descaling agent timing adding device (9) is connected with the output end of the main controller (6).
5. A temperature controlled temperature reduction system for a batch mill according to any one of claims 1 to 3, wherein: and the water inlet pipeline (7) is provided with a filtering device (11).
6. A temperature controlled temperature reduction system for a batch mill according to any one of claims 1 to 3, wherein: the water pump (2) is a variable speed water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222787174.XU CN218250598U (en) | 2022-10-23 | 2022-10-23 | Temperature control and cooling system of intermittent mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222787174.XU CN218250598U (en) | 2022-10-23 | 2022-10-23 | Temperature control and cooling system of intermittent mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218250598U true CN218250598U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222787174.XU Active CN218250598U (en) | 2022-10-23 | 2022-10-23 | Temperature control and cooling system of intermittent mill |
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| Country | Link |
|---|---|
| CN (1) | CN218250598U (en) |
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- 2022-10-23 CN CN202222787174.XU patent/CN218250598U/en active Active
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