CN220912024U - Graphitized electrode cooling device with adjustable - Google Patents
Graphitized electrode cooling device with adjustable Download PDFInfo
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- CN220912024U CN220912024U CN202322352689.1U CN202322352689U CN220912024U CN 220912024 U CN220912024 U CN 220912024U CN 202322352689 U CN202322352689 U CN 202322352689U CN 220912024 U CN220912024 U CN 220912024U
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- cooling
- water
- water inlet
- jacket
- adjustable
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- 238000001816 cooling Methods 0.000 title claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 133
- 239000000498 cooling water Substances 0.000 claims abstract description 48
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 229910002804 graphite Inorganic materials 0.000 abstract description 2
- 239000010439 graphite Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000005087 graphitization Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model discloses an adjustable graphitized electrode cooling device, and relates to the technical field of graphite electrodes. The utility model aims to solve the problems that the cooling circulating water quantity in the existing furnace end electrode cooling process can not be adjusted in a self-adaptive mode, and water resource waste is caused. The utility model comprises a furnace end electrode body, a cooling water jacket, a sealing end cover, a water inlet pipeline and a water return pipeline, wherein a cylindrical cooling cavity is formed in the end face of the furnace end electrode body, the cooling water jacket is inserted in the cooling cavity, the inner side end of the cooling water jacket is sealed, the outer side end of the cooling water jacket is opened, the sealing end cover is fixedly connected to the outer side end face of the cooling water jacket, the water outlet end of the water inlet pipeline and the water inlet end of the water return pipeline are respectively communicated with the cooling water jacket through the sealing end cover, a main circulating water pump, a cut-off valve and a regulating valve are sequentially arranged on the water inlet pipeline from front to back, a temperature sensor is arranged on the water return pipeline, and the temperature sensor is electrically connected with the regulating valve through a controller. The preparation method is used for preparing the graphitized electrode.
Description
Technical Field
The utility model relates to the technical field of graphite electrodes, in particular to an adjustable graphitized electrode cooling device.
Background
In the artificial graphitization process, high-voltage and high-current are needed to heat the product to more than 3000 ℃ to obtain the artificial graphitization product. In the heating process, the furnace end electrode can generate high temperature, and the furnace end electrode can be damaged by the high temperature, so that circulating water is required to be forcedly cooled. The cooling effect of the burner electrode can be influenced by the size of the circulating water, and the cooling effect of the burner electrode can be damaged due to the small circulating water; the circulating water quantity is large, and unnecessary waste is caused. Therefore, the cooling circulation water quantity cannot be adjusted in a self-adaptive mode, and water resource waste is caused.
Disclosure of utility model
The utility model aims to solve the problem that the water resource waste is caused by the fact that the self-adaptive adjustment of the cooling circulating water quantity can not be realized in the existing furnace end electrode cooling process, and further provides an adjustable graphitized electrode cooling device.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a graphitized electrode cooling device with adjustable, including furnace end electrode body, the cooling jacket, the end cover, inlet channel and return line, cylindric cooling chamber has been seted up to the inside of furnace end electrode body terminal surface, the cooling jacket cartridge is in the cooling chamber, the inboard end of cooling jacket is sealed and outside end is uncovered to be set up, the rigid coupling has the end cover on the outside terminal surface of cooling jacket, the water outlet of inlet channel and the inlet end of return line are linked together with the cooling jacket through the end cover respectively, be equipped with main circulating water pump from first to last on the inlet channel, trip valve and governing valve in proper order, be equipped with temperature sensor on the return line, temperature sensor passes through the controller and is connected with the governing valve electricity.
Further, the regulating valve is a pneumatic regulating valve.
Further, the main circulating water pump is a variable-frequency water pump.
Further, a central pipe is coaxially arranged in the cooling water jacket, the inner side end of the central pipe is vertically and fixedly connected with the inner side end face of the cooling water jacket, a cooling channel is formed between the central pipe and the cooling water jacket, a bottom cooling pipeline is inserted in the central pipe, a water return channel is formed between the central pipe and the bottom cooling pipeline, a plurality of water inlets are uniformly distributed on the inner side end pipe wall of the central pipe along the circumferential direction, the water outlet end of the bottom cooling pipeline is respectively communicated with the plurality of water inlets, a plurality of water return holes are uniformly distributed on the pipe wall of the central pipe close to the inner side end along the circumferential direction, a bottom water inlet port, a plurality of water return ports and a plurality of front water inlet ports are formed in the sealing end cover, the inner side end of the bottom water inlet port is communicated with the water inlet end of the bottom cooling pipeline, the inner side end of the front water inlet port is communicated with the cooling channel, the outer side ends of the bottom water inlet port and the front water inlet port are respectively communicated with the water outlet end of the water inlet pipeline, and the outer side end of the water return port is communicated with the water inlet end of the water return pipeline.
Further, helical blades are fixedly connected between the outer circumferential side wall of the central tube and the inner circumferential side wall of the cooling water jacket along the length direction.
Further, the bottom water inlet port, the water return port and the front water inlet port are all provided with regulating valves.
Further, a plurality of backwater ports and a plurality of front end water inlet ports are respectively and uniformly distributed on the sealing end cover along the circumferential direction.
Further, a heat insulation layer is arranged on the outer side of the bottom cooling pipeline.
Further, the cooling water jacket is made of a heat conducting material.
Further, the center tube is made of a heat insulating material.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model provides an adjustable graphitized electrode cooling device, wherein a pneumatic adjusting valve is additionally arranged on a water supply pipeline of a furnace end electrode circulating water system, a temperature sensor is additionally arranged on a water return pipeline, and the adjusting valve automatically adjusts water inflow according to the temperature returned by the sensor and the set temperature, so that the water inflow required under the condition of ensuring the normal operation of the furnace end electrode is achieved, unnecessary waste is reduced, and the purposes of reducing cost and saving energy are achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model, wherein the direction of the arrow indicates the direction of water flow.
Detailed Description
The first embodiment is as follows: referring to fig. 1, the embodiment of the present disclosure describes an adjustable graphitized electrode cooling device, which includes a furnace end electrode body 1, a cooling water jacket 2, a sealing end cover 3, a water inlet pipe 4 and a water return pipe 5, wherein a cylindrical cooling cavity 1-1 is provided in the end surface of the furnace end electrode body 1, the cooling water jacket 2 is inserted into the cooling cavity 1-1, the inner end of the cooling water jacket 2 is closed, the outer end of the cooling water jacket 2 is open, the sealing end cover 3 is fixedly connected to the outer end surface of the cooling water jacket 2, the water outlet end of the water inlet pipe 4 and the water inlet end of the water return pipe 5 are respectively communicated with the cooling water jacket 2 through the sealing end cover 3, a main circulating water pump 14, a shut-off valve 15 and a regulating valve 16 are sequentially provided on the water inlet pipe 4 from front to back, a temperature sensor 17 is provided on the water return pipe 5, and the temperature sensor 17 is electrically connected with the regulating valve 16 through a controller.
In this embodiment, the cooling circulating water enters the cooling water jacket 2 through the water inlet pipe 4 to cool the burner electrode body 1, and the circulating water after heat exchange flows out through the water return pipe 5 to cool the burner electrode body 1. In the cooling process, the temperature sensor 17 monitors the backwater temperature in the backwater pipeline 5 in real time, and the controller controls the opening size of the regulating valve 16 according to the backwater temperature, so that the purpose of regulating the water inflow is realized. When the backwater temperature monitored by the temperature sensor 17 is in a set upper limit temperature and lower limit temperature interval, the valve of the regulating valve 16 is unchanged, and the cooling system normally operates; when the backwater temperature monitored by the temperature sensor 17 exceeds the set upper limit temperature, a signal is sent to the controller, the controller regulates the valve of the regulating valve 16, increases the inflow water flow in the water inlet pipeline 5, rapidly reduces the temperature of the burner electrode body 1, and ensures the normal operation of the burner electrode; when the backwater temperature monitored by the temperature sensor 17 is lower than the set lower limit temperature, a signal is sent to the controller, and the controller reduces the valve of the regulating valve 16, reduces the inflow of water in the water inlet pipeline 5, so as to achieve the purposes of reducing the cost and saving energy.
The second embodiment is as follows: the present embodiment is described with reference to fig. 1, in which the regulator valve 16 is a pneumatic regulator valve. The technical features not disclosed in this embodiment are the same as those of the first embodiment.
Such a design facilitates control of the regulator valve 16 by the controller.
And a third specific embodiment: the present embodiment will be described with reference to fig. 1, in which the main circulation water pump 14 is a variable frequency water pump. The technical features not disclosed in this embodiment are the same as those of the first embodiment.
The main circulating water pump 14 is a variable frequency water pump, and when the controller finishes controlling the regulating valve 16 and the circulating water quantity is regulated, the main circulating water pump 14 can automatically perform variable frequency operation according to the pressure change of the system so as to achieve the purpose of energy conservation.
The specific embodiment IV is as follows: referring to fig. 1, in this embodiment, a central tube 6 is coaxially disposed in the cooling water jacket 2, an inner side end of the central tube 6 is vertically and fixedly connected with an inner side end surface of the cooling water jacket 2, a cooling channel 12 is formed between the central tube 6 and the cooling water jacket 2, a bottom cooling pipe 8 is inserted into the central tube 6, a water return channel 13 is formed between the central tube 6 and the bottom cooling pipe 8, a plurality of water inlet holes 6-1 are uniformly distributed on a wall of an inner side end of the central tube 6 along a circumferential direction, water outlet ends of the bottom cooling pipe 8 are respectively communicated with the plurality of water inlet holes 6-1, a plurality of water return holes 6-2 are uniformly distributed on a wall of the central tube 6 close to the inner side end along the circumferential direction, a bottom water inlet port 9, a plurality of water return ports 10 and a plurality of front water inlet ports 11 are disposed on the sealing end cover 3, an inner side end of the bottom water inlet port 9 is communicated with a water inlet end of the bottom cooling pipe 8, an inner side end of the water return port 10 is communicated with the water return channel 13, an inner side end of the front water inlet port 11 is communicated with the cooling channel 12, an outer side end of the bottom water inlet port 9 and an outer side end of the front water inlet port 11 are respectively communicated with the water inlet port 10. The technical features not disclosed in this embodiment are the same as those of the first, second or third embodiments.
In the cooling process of the existing furnace end electrode body 1, a water inlet pipeline is usually led into a cooling cavity from a port, cooling water reaches the bottom through the side wall of the cooling cavity, and then flows out from the bottom through a water return pipeline, so that the cooling process is completed. However, in this process, the cooling water firstly exchanges heat through the side wall of the cooling cavity, and then reaches the bottom, and the cooling water has absorbed part of heat, so that it is difficult to effectively exchange heat with the bottom sufficiently, the cooling effect of the central position inside the electrode is greatly reduced, and the central position inside the electrode is the position where the heat in the furnace is transferred to the electrode and accumulated, so that the overall cooling effect of the electrode is not ideal.
In this embodiment, the cooling water inlet pipe comprises a bottom water inlet port 9 and a front end water inlet port 11, and the cooling water in the water inlet pipe 4 enters the cooling channel 12 through the front end water inlet port 11, so as to complete the heat exchange cooling of the side wall of the cooling water jacket 2, namely the side wall of the cooling cavity 1-1, and meanwhile, the cooling water is sent to the inner side end of the cooling water jacket 2 through the bottom water inlet port 9 through the bottom cooling pipe 8, so as to complete the heat exchange cooling of the bottom end of the cooling water jacket 2, namely the bottom end of the cooling cavity 1-1, thereby improving the cooling effect of the central position inside the electrode, and further realizing the effective cooling of the whole burner electrode body 1. The backwater after heat exchange enters the backwater channel 13 through the backwater hole 6-2, and then the backwater port 10 flows into the backwater pipeline 5.
Fifth embodiment: in the present embodiment, a spiral vane 7 is fixedly connected in the longitudinal direction between the outer circumferential side wall of the center pipe 6 and the inner circumferential side wall of the cooling jacket 2, as described in the present embodiment, with reference to fig. 1. The technical features not disclosed in this embodiment are the same as those of the fourth embodiment.
The design can limit the cooling water to flow to the inner side end through the outer side end of the cooling water jacket 2, the spiral blades 7 divide the cooling channel 12 into a spiral shape, the cooling water flows in a spiral shape, and the cooling water fully contacts with the side wall of the cooling water jacket 2 to realize full heat exchange cooling.
Specific embodiment six: referring to fig. 1, in the present embodiment, the bottom water inlet port 9, the water return port 10, and the front water inlet port 11 are all provided with the adjusting valve 18. The technical features not disclosed in this embodiment are the same as those of the fourth embodiment.
The design can respectively control the flow of the bottom water inlet port 9, the water return port 10 and the front water inlet port 11, so that the water inlet and outlet flow are mutually matched.
Seventh embodiment: referring to fig. 1, in the present embodiment, a plurality of water return ports 10 and a plurality of front water inlet ports 11 are uniformly distributed on the seal cap 3 in the circumferential direction. The technical features not disclosed in this embodiment are the same as those of the fourth embodiment.
The water return ports 10 and the front water inlet ports 11 are uniformly distributed, so that cooling water uniformly enters and exits the cooling water jacket 2.
Eighth embodiment: the present embodiment is described with reference to fig. 1, in which a heat insulating layer 19 is provided on the outer side of the bottom cooling duct 8. The technical features not disclosed in this embodiment are the same as those of the fourth embodiment.
This design prevents the cooling water in the bottom cooling duct 8 from causing energy loss before reaching the inner end of the cooling jacket 2.
Detailed description nine: the cooling water jacket 2 according to the present embodiment is made of a heat conductive material, as described with reference to fig. 1. The technical features not disclosed in this embodiment are the same as those of the first embodiment.
The design is so that the furnace end electrode body 1 can exchange heat with the cooling water in the cooling water jacket 2 sufficiently, and the energy loss is reduced.
Detailed description ten: the present embodiment will be described with reference to fig. 1, in which the center tube 6 is made of a heat insulating material. The technical features not disclosed in this embodiment are the same as those of the fourth embodiment.
The design can reduce the heat exchange between the cooling water in the cooling channel 12 and the backwater in the central tube 6, and reduce the energy loss of the cooling water.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a graphitized electrode cooling device with adjustable, including furnace end electrode body (1), cooling jacket (2), seal end cap (3), inlet channel (4) and wet return pipeline (5), cylindric cooling chamber (1-1) has been seted up to the inside of furnace end electrode body (1) terminal surface, cooling jacket (2) cartridge is in cooling chamber (1-1), the inboard end of cooling jacket (2) is sealed and outside end is uncovered to be set up, the rigid coupling has seal end cap (3) on the outside terminal surface of cooling jacket (2), the water outlet of inlet channel (4) is linked together with cooling jacket (2) through seal end cap (3) respectively with the water inlet end of wet return pipeline (5), its characterized in that: the water inlet pipeline (4) is sequentially provided with a main circulating water pump (14), a cut-off valve (15) and a regulating valve (16) from beginning to end, the water return pipeline (5) is provided with a temperature sensor (17), and the temperature sensor (17) is electrically connected with the regulating valve (16) through a controller.
2. An adjustable graphitized electrode cooling device as defined in claim 1, wherein: the regulating valve (16) is a pneumatic regulating valve.
3. An adjustable graphitized electrode cooling device as defined in claim 1, wherein: the main circulating water pump (14) is a variable-frequency water pump.
4. An adjustable graphitized electrode cooling device according to claim 1, 2 or 3, wherein: the cooling water jacket (2) is internally and coaxially provided with a central tube (6), the inner side end of the central tube (6) is vertically fixedly connected with the inner side end face of the cooling water jacket (2), a cooling channel (12) is formed between the central tube (6) and the cooling water jacket (2), a bottom cooling pipeline (8) is internally and internally arranged in the central tube (6), a backwater channel (13) is formed between the central tube (6) and the bottom cooling pipeline (8), a plurality of water inlet holes (6-1) are uniformly distributed on the inner side end wall of the central tube (6) along the circumferential direction, the water outlet ends of the bottom cooling pipeline (8) are respectively communicated with the plurality of water inlet holes (6-1), a plurality of backwater holes (6-2) are uniformly distributed on the wall of the central tube (6) close to the inner side end along the circumferential direction, a bottom water inlet port (9), a plurality of backwater ports (10) and a plurality of front water inlet ports (11) are formed on the sealing end cover (3), the inner side ends of the bottom water inlet ports (9) are communicated with the water inlet ends of the bottom cooling pipeline (8), the inner side ends of the backwater ports (10) are communicated with the water inlet ends of the bottom cooling pipeline (13), the front water inlet ends of the front water inlet ports (11) are respectively communicated with the water inlet ends of the front water inlet ports (11), the outer side end of the backwater port (10) is communicated with the water inlet end of the backwater pipeline (5).
5. The adjustable graphitized electrode cooling device of claim 4, wherein: spiral blades (7) are fixedly connected between the outer circumferential side wall of the central tube (6) and the inner circumferential side wall of the cooling water jacket (2) along the length direction.
6. The adjustable graphitized electrode cooling device of claim 4, wherein: the bottom water inlet port (9), the water return port (10) and the front water inlet port (11) are respectively provided with an adjusting valve (18).
7. The adjustable graphitized electrode cooling device of claim 4, wherein: the plurality of backwater ports (10) and the plurality of front water inlet ports (11) are uniformly distributed on the sealing end cover (3) along the circumferential direction respectively.
8. The adjustable graphitized electrode cooling device of claim 4, wherein: the outside of bottom cooling pipe (8) is equipped with insulating layer (19).
9. An adjustable graphitized electrode cooling device as defined in claim 1, wherein: the cooling water jacket (2) is made of a heat conducting material.
10. The adjustable graphitized electrode cooling device of claim 4, wherein: the central tube (6) is made of heat insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322352689.1U CN220912024U (en) | 2023-08-30 | 2023-08-30 | Graphitized electrode cooling device with adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322352689.1U CN220912024U (en) | 2023-08-30 | 2023-08-30 | Graphitized electrode cooling device with adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912024U true CN220912024U (en) | 2024-05-07 |
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ID=90910660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322352689.1U Active CN220912024U (en) | 2023-08-30 | 2023-08-30 | Graphitized electrode cooling device with adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912024U (en) |
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2023
- 2023-08-30 CN CN202322352689.1U patent/CN220912024U/en active Active
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