CN212431746U - Water temperature adjusting system based on graphite flake production - Google Patents
Water temperature adjusting system based on graphite flake production Download PDFInfo
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- CN212431746U CN212431746U CN202020355334.1U CN202020355334U CN212431746U CN 212431746 U CN212431746 U CN 212431746U CN 202020355334 U CN202020355334 U CN 202020355334U CN 212431746 U CN212431746 U CN 212431746U
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Abstract
The utility model provides a water temperature adjusting system based on graphite flake production, which comprises a water storage tank, a cooling device, a temperature control device and a PLC console; the water storage tank is communicated with the cooling device, the temperature control device is connected with the water storage tank and is used for adjusting the temperature of water in the water storage tank, and the water in the water storage tank is used for producing the graphite sheets; the temperature control device comprises an air energy heat pump and a temperature sensor; the air energy heat pump and the temperature sensor are electrically connected with the PLC console. Compared with the prior art, the utility model provides a temperature governing system has guaranteed that the temperature maintains at the within range of setting for, has solved present graphite carbonization stove and has influenced by external water temperature big, can't guarantee the problem of graphite flake product quality, even in the first production after long-time rest production is repaiied, still can guarantee the production quality of graphite flake.
Description
Technical Field
The utility model relates to a graphite flake preparation field, concretely relates to temperature governing system based on graphite flake production.
Background
The graphite flake is a novel heat-conducting and heat-dissipating material with unique grain orientation, can conduct heat uniformly along two directions, eliminates a 'hot spot' area, achieves the aims of shielding a heat source and components and simultaneously improves the performance of consumer electronic products; meanwhile, the LED lamp also has the advantages of high heat dissipation efficiency, small occupied space, light weight and the like, so that the LED lamp is widely applied to the aspects of smart phones, PCs and the like.
The current preparation of graphite flakes is mainly carried out in a carbonization furnace, and the graphite flakes are refined at high temperature and high pressure under the closed condition of the carbonization furnace. The conventional carbonization furnace is provided with a temperature control system which comprises temperature measurement, cooling, temperature rise and other control modules, and the system can rise the temperature according to a given temperature rise curve to achieve the purpose of preparing graphite flakes; generally, the periphery of the carbonization furnace is also connected with a circulating water system for normal production of the carbonization furnace. However, the inventor finds that the water temperature of the circulating water system often affects the normal production of the carbonization furnace, the temperature in the carbonization furnace is greatly affected by the external water temperature, and particularly in the early period of the re-production after a long time rest, the actual circulating water temperature is far away from the water temperature required to be set for production, so that the quality of the prepared graphite flakes is uneven, and the quality cannot be guaranteed. In addition, although being equipped with temperature control system in the carbide furnace, this temperature control system can't regulate and control external temperature, often because the circulating water temperature of introduction does not reach standard and then causes great influence to the temperature of carbide furnace, further influences the quality of preparation graphite.
In view of the above, it is necessary to provide a technical solution to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the water temperature adjusting system based on graphite flake production is provided, and the problems that the conventional graphite carbonization furnace is greatly influenced by the temperature of outside water and cannot ensure the quality of graphite flake products are solved; through the utility model provides a temperature governing system, even in the first production after long-time rest production and rework, still can guarantee the production quality of graphite flake.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a water temperature adjusting system based on graphite flake production comprises a water storage tank, a cooling device, a temperature control device and a PLC (programmable logic controller) console; the water storage tank is communicated with the cooling device, the temperature control device is connected with the water storage tank and is used for adjusting the temperature of water in the water storage tank, and the water in the water storage tank is used for producing the graphite sheets; the temperature control device comprises an air energy heat pump and a temperature sensor; the air energy heat pump and the temperature sensor are electrically connected with the PLC console.
The utility model provides a water temperature regulating system plays the intelligent regulation and control effect of temperature through the PLC control cabinet, before the water in the cistern is drawn out and is used for the production of graphite flake, respond to the temperature through the temperature-sensing ware earlier whether reach the temperature of settlement, if reach required temperature, then water is drawn out; if the set temperature is not reached, the air energy heat pump works to adjust the water temperature, so that the water temperature reaches the set temperature, the energy consumption of the air energy heat pump is low, and the production cost is reduced. Furthermore, since air-to-air heat pumps are typically used to heat up and transfer the heat energy from the collected air to the water, if the temperature of the water returning the graphite flakes into the reservoir is too high, this may cause the temperature of the water in the reservoir to exceed a set temperature, and therefore the cooling device is in communication with the reservoir, where the water circulation may further ensure that the water in the reservoir is maintained within a set temperature range. The utility model provides a present graphite carbonization stove receive outside temperature of water to influence big, can't guarantee the problem of graphite flake product quality, maintain the temperature of the water of introduction at the within range of settlement always, even in the first production after long-time rest production is repaiied, still can guarantee the production quality of graphite flake.
Preferably, the system further comprises a water pump connected to the reservoir for pumping water from the reservoir. The water pump is arranged between the carbonization furnace and the water storage tank and is used for pumping water into the carbonization furnace.
Preferably, a temperature adjusting component is arranged in the water pump and connected with the PLC console. The temperature adjusting component arranged in the water pump can further ensure the water temperature, and mainly comprises a temperature increasing component arranged in the water pump, and the temperature of the water introduced into the carbonization furnace is increased in the water pump in advance due to the fact that the required temperature of the water is higher, so that a preheating effect is achieved, and the temperature of the carbonization furnace is more uniformly dispersed.
Preferably, the water temperature in the water storage tank is 20-60 ℃.
Preferably, a pressure control valve is further arranged between the water storage tank and the cooling device, and the pressure control valve is electrically connected with the PLC console. Because the water that flows back to in the cistern is usually higher in temperature, if the temperature-sensing ware detects the temperature of water too high, then PLC control cabinet starts pressure control valve, with the more drainage of the water in the cistern to cooling device in, increase this cooling cycle, guarantee that the temperature of water in the cistern reaches a conventional adjustable state.
Preferably, the system further comprises a stirrer arranged in the water storage tank, and the stirrer is electrically connected with the PLC console. The stirrer is additionally arranged in the water storage tank, and can play a role in heat dissipation when stirring at a low speed so as to help to reduce the water temperature more quickly; research also finds that when high-speed stirring is carried out and the power of the stirrer is improved, the friction heating principle is utilized, the water molecules and the water molecules are accelerated to rub, the water temperature increasing effect can be achieved, and the water temperature increasing effect and the air energy heat pump can provide water temperature at a higher speed under the combined action. Meanwhile, the water temperature can be uniformly dispersed by stirring of the stirrer, and the accuracy of temperature detection of the temperature sensor is facilitated.
The beneficial effects of the utility model reside in that:
1) the utility model provides a water temperature adjusting system based on graphite flake production, which comprises a water storage tank, a cooling device, a temperature control device and a PLC console; the water storage tank is communicated with the cooling device, the temperature control device is connected with the water storage tank and is used for adjusting the temperature of water in the water storage tank, and the water in the water storage tank is used for producing the graphite sheets; the temperature control device comprises an air energy heat pump and a temperature sensor; the air energy heat pump and the temperature sensor are electrically connected with the PLC console. Compared with the prior art, the water temperature adjusting system provided by the utility model plays an intelligent regulation and control role of water temperature through the PLC console, before water in the water storage tank is led out for production of graphite flakes, the temperature sensor is used for sensing whether the water temperature reaches the set temperature, and if the water temperature reaches the required water temperature, the water is led out; if the set temperature is not reached, the air energy heat pump works to adjust the water temperature, so that the water temperature reaches the set temperature, the energy consumption of the air energy heat pump is low, and the production cost is reduced. Furthermore, since air-to-air heat pumps are typically used to heat up and transfer the heat energy from the collected air to the water, if the temperature of the water returning the graphite flakes into the reservoir is too high, this may cause the temperature of the water in the reservoir to exceed a set temperature, and therefore the cooling device is in communication with the reservoir, where the water circulation may further ensure that the water in the reservoir is maintained within a set temperature range. The utility model provides a present graphite carbonization stove receive outside temperature of water to influence big, can't guarantee the problem of graphite flake product quality, maintain the temperature of the water of introduction at the within range of settlement always, even in the first production after long-time rest production is repaiied, still can guarantee the production quality of graphite flake.
2) The utility model provides a temperature governing system controls the regulation of temperature from many aspects, has guaranteed that the temperature maintains suitable scope for a long time, guarantees the quality and the uniformity of graphite flake. The system is easy to construct, can achieve the effect without greatly changing the existing system, and is suitable for industrial production.
Drawings
Fig. 1 is a schematic structural diagram of the water temperature regulating system.
Fig. 2 is a schematic diagram of the overall regulation of the water temperature regulation system.
In the figure: 1-a water storage tank; 2-a cooling device; 3-temperature control device; 31-an air-source heat pump; 32-a temperature sensor; 4-a PLC console; 5, a water pump; 6-a stirrer; 7-carbonizing furnace; 8-pressure control valve.
Detailed Description
In order to make the technical solutions and advantages of the present invention clearer, the present invention and its advantageous effects will be described in further detail below with reference to the accompanying drawings of the detailed description and the specification, but the present invention is not limited thereto.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
As shown in fig. 1-2, a water temperature regulating system based on graphite flake production comprises a water storage tank 1, a cooling device 2, a temperature control device 3 and a PLC console 4; the water storage tank 1 is communicated with the cooling device 2, the temperature control device 3 is connected with the water storage tank 1 and is used for adjusting the temperature of water in the water storage tank 1, and the water in the water storage tank 1 is used for producing graphite flakes; wherein, the temperature control device 3 comprises an air energy heat pump 31 and a temperature sensor 32; the air-source heat pump 31 and the temperature sensor 32 are both electrically connected to the PLC console 4. The system can ensure that the water temperature in the water storage tank 1 is always kept between 20 and 60 ℃, and the temperature range can be ensured even after long-time production and rework, so that the quality guarantee of graphite flake production is ensured.
In addition, the system also comprises a water pump 5, wherein a temperature adjusting component (not marked in the figure) is arranged in the water pump 5; the water pump 5 is connected with the water storage tank 1 and used for pumping water in the water storage tank 1, and the temperature adjusting component is connected with the PLC control console 4. Namely, the water pump 5 is provided between the carbonization furnace 7 and the water storage tank 1 for pumping water into the carbonization furnace 7. A thermostat assembly in the water pump 5 further regulates the temperature of the water as it is drawn into the water pump 5. The subassembly that adjusts the temperature is including rising temperature subassembly and cooling subassembly, mainly makes main effect of leading with the rising temperature subassembly because the required temperature of the water that is introduced carbonization furnace 7 usually is higher, rises the temperature in water pump 5 in advance, reaches the effect of preheating, helps the even dispersion of carbonization furnace 7 temperature more.
In addition, the system is also provided with a pressure control valve 8 between the water storage tank 1 and the cooling device 2, and the pressure control valve 8 is electrically connected with the PLC console 4. Because the water that flows back to in the water storage box 1 is usually higher in temperature, if the temperature that temperature-sensing ware 32 detected the temperature is too high, then PLC control cabinet 4 starts pressure control valve 8, with more drainage of the water in the water storage box 1 to cooling device 2 in, increase this cooling cycle, guarantee that the temperature of the water in the water storage box 1 reaches a conventional adjustable state.
Furthermore, the system also comprises a stirrer 6 which is arranged in the water storage tank 1, and the stirrer 6 is electrically connected with the PLC console 4. The stirrer 6 is additionally arranged in the water storage tank 1, and the stirrer 6 can play a role in heat dissipation when stirring at a low speed so as to help to reduce the water temperature more quickly; research also finds that when high-speed stirring is carried out and the power of the stirrer 6 is increased, the friction heating principle is utilized, the water molecules and the water molecules are accelerated to rub, the water temperature increasing effect can be achieved, and the water temperature can be provided at a higher speed under the combined action of the water temperature increasing effect and the air energy heat pump 31. Meanwhile, the water temperature can be uniformly dispersed by the stirring of the stirrer 6, which is beneficial to the accuracy of the temperature detection of the temperature sensor 32.
In addition, a ventilation pipe can be additionally arranged between the air energy heat pump 31 and the carbonization furnace 7, redundant heat in the carbonization furnace 7 is introduced into the air energy heat pump 31, so that not only can the residual heat in the carbonization furnace 7 be effectively utilized, but also the requirement that the air energy heat pump 31 absorbs heat energy is met, and the production energy consumption is saved.
The adjusting method based on the water temperature adjusting system comprises the following steps:
s1, setting a target water temperature range as [ a, b ] and setting an adjusting water temperature range as [ x, y ], wherein a is more than or equal to x and less than y and b, detecting the water temperature by using the temperature sensor 32, and transmitting the detection result to the PLC console 4 to make a next step instruction; wherein the target water temperature range is more than or equal to 20 ℃ and less than or equal to a and less than or equal to 60 ℃, and the water temperature range is adjusted to be more than or equal to 35 ℃ and less than or equal to x and less than or equal to y and less than or equal to 45 ℃;
s2, when the water temperature range detected by the temperature sensor 32 is [ a, x ], starting the air-source heat pump 31 to raise the water temperature; when the water temperature detected by the temperature sensor 32 is lower than a, the heat energy output of the air-source heat pump 31 is increased, and in addition, when the detected water temperature is lower than 20 ℃, the high-speed rotation of the stirrer 6 is started to be matched with the air-source heat pump 31 to increase the water temperature at a higher speed; when the water temperature range detected by the temperature sensor 32 is [ y, b ], the cooling device 2 is started to reduce the water temperature; when the water temperature detected by the temperature sensor 32 is higher than b, the circulation rate of the cooling device 2 is increased, and when the detected water temperature is over 60 ℃, the low-speed rotation of the stirrer 6 is started to perform heat dissipation to match the cooling device 2 to reduce the water temperature at a faster speed.
The adjusting method is provided with a middle water temperature adjusting range, and the water temperature is maintained in the adjusting range as much as possible so as to better adapt to the water circulation temperature required by the carbonization furnace 7, thereby avoiding the influence of the external water temperature on the refining of the graphite flakes, ensuring the production consistency of the graphite flakes as much as possible and ensuring the quality of products. In addition, the water temperature is adjusted from multiple aspects by utilizing the adjusting method and matching with the adjusting system, and the influence of the water temperature can be greatly controlled even after long-time production and re-work, so that the production quality of the graphite flakes is still ensured within the standard range.
Specifically, the target water temperature range is set to be 20-60 ℃ in the PLC console 4, the adjusting water temperature range is 35-45 ℃, and the target water temperature range can also be set to be an independent adjusting value. When the water temperature detected by the temperature sensor 32 is within the range of 20-35 ℃, the air energy heat pump 31 is started to raise the water temperature; when the water temperature detected by the temperature sensor 32 is lower than 20 ℃, the heat energy output of the air-source heat pump 31 is increased, and in addition, when the detected water temperature is lower than 20 ℃, for example, the water temperature reaches below 13 ℃, the high-speed rotation of the stirrer 6 is started to be matched with the air-source heat pump 31 to increase the water temperature at a higher speed; when the water temperature detected by the temperature sensor 32 is within the range of 45-60 ℃, the cooling device 2 is started to reduce the water temperature; when the temperature of the water detected by the temperature sensor 32 is higher than 60 c, the circulation rate of the cooling device 2 is increased, and when the detected water temperature is higher than 68 c, the low-speed rotation of the pulsator 6 is started to radiate heat and the cooling device 2 reduces the water temperature at a faster speed.
Compared with the prior art, because the temperature transform in the water storage box is indefinite after long-time break, and when the machine that starts for the first time produces, the temperature often can't reach standard, and adopt the utility model discloses a temperature governing system and adjusting method can resume the temperature in the water storage box in the temperature range of setting for with very fast, often can guarantee the quality of graphite flake when first production, and these are that prior art can't reach, often can't guarantee the production quality of graphite flake, cause the waste of material.
Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (6)
1. A water temperature adjusting system based on graphite flake production is characterized by comprising a water storage tank, a cooling device, a temperature control device and a PLC (programmable logic controller) console; the water storage tank is communicated with the cooling device, the temperature control device is connected with the water storage tank and is used for adjusting the temperature of water in the water storage tank, and the water in the water storage tank is used for producing the graphite sheets; the temperature control device comprises an air energy heat pump and a temperature sensor; the air energy heat pump and the temperature sensor are electrically connected with the PLC console.
2. A graphite sheet production based water temperature regulating system as recited in claim 1 further comprising a water pump connected to said reservoir for pumping water from said reservoir.
3. The water temperature regulating system based on graphite sheet production according to claim 2, wherein a temperature regulating component is arranged in the water pump, and the temperature regulating component is connected with the PLC console.
4. A graphite flake production based water temperature regulation system as claimed in any one of claims 1 to 3 wherein the water temperature in the reservoir is 20 to 60 ℃.
5. A water temperature regulating system based on graphite sheet production as claimed in claim 1, wherein a pressure control valve is further provided between the water storage tank and the cooling device, and the pressure control valve is electrically connected with the PLC console.
6. A graphite sheet production based water temperature regulation system of claim 1 further comprising an agitator disposed in the water reservoir, the agitator being electrically connected to the PLC console.
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| CN202020355334.1U CN212431746U (en) | 2020-03-20 | 2020-03-20 | Water temperature adjusting system based on graphite flake production |
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| CN202020355334.1U CN212431746U (en) | 2020-03-20 | 2020-03-20 | Water temperature adjusting system based on graphite flake production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271976A (en) * | 2020-03-20 | 2020-06-12 | 东莞市鸿亿导热材料有限公司 | Water temperature adjusting system and adjusting method based on graphite flake production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271976A (en) * | 2020-03-20 | 2020-06-12 | 东莞市鸿亿导热材料有限公司 | Water temperature adjusting system and adjusting method based on graphite flake production |
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