CN104180670A - Annular series-connection-type graphite rod heating device - Google Patents
Annular series-connection-type graphite rod heating device Download PDFInfo
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- CN104180670A CN104180670A CN201410431654.XA CN201410431654A CN104180670A CN 104180670 A CN104180670 A CN 104180670A CN 201410431654 A CN201410431654 A CN 201410431654A CN 104180670 A CN104180670 A CN 104180670A
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Abstract
The invention provides an annular series-connection-type graphite rod heating device which comprises rod-shaped graphite electrodes, electroconductive connecting members connected with the graphite electrodes, electroconductive connecting rods connected with an external power source, and electroconductive connecting blocks connected with the graphite electrodes and the electroconductive connecting rods. The number of the graphite electrodes is determined according to perimeter of a heated device, the number of the electroconductive connecting members is determined according to that of the graphite electrodes, the graphite electrodes are in series connection, the top end of the first graphite electrode is connected with one electroconductive connecting rod through one electroconductive connecting block, and the top end of the last graphite electrode is connected with another electroconductive connecting rod through another electroconductive connecting block. According to the annular series-connection-type graphite rod heating device, a graphite heating rod does not need to get involved in raw materials; the annular series-connection-type graphite rod heating device is formed on the periphery of a heating barrel, thereby being high in efficiency, and the heating rod is less prone to being damaged.
Description
Technical field
The present invention relates to a kind of heater, particularly a kind of annular tandem graphite rod heater.
Background technology
In the technique of the heating and melting of the materials such as quartz, traditional mode of heating is that a root graphite electrode is directly inserted in the middle of graphite raw material, quartz raw material is contained in the middle of a large stainless steel cylinder, in the process of melting, can slowly rotate the large cylinder of stainless steel make its quartz of melting evenly fill up the space between original quartz raw material, make quartz heating more even.Such mode of heating has brought following several places drawback: the first, due to middle at raw material of graphite electrode, heat from inside to outside quartz raw material, but the volume of quartz raw material periphery is larger, and cause the quartz raw material efficiency of heating surface lower; The second, the mode of rotating cartridge heater in the process of melting can cause the easily fracture of graphite electrode rod, once the raw material of the whole stove that fractures will cancel, economic loss is very large; The 3rd, the finished product obtaining to remove in the middle of near graphite electrode and outermost layer near the contaminated quartz of barrel, this causes production because this traditional mode of heating reduces; The 4th, traditional mode of heating, because the outermost layer near cartridge heater only has some quartzy waste materials, causes heat easily to fall apart in surrounding environment, causes unnecessary energy consumption consumption; The 5th, traditional mode of production cannot continually be produced, and a part of energy and production time have been wasted on filling raw material.
Summary of the invention
In order to overcome the problem of prior art, the invention provides a kind of high efficiency and heating rod and stay out of the peripheral annular tandem graphite rod heater of raw material.
A kind of annular tandem graphite rod heater, comprise the graphite electrode that is bar-shaped, connect the conducting connecting part of graphite electrode, the conduction pitman being connected with external power source, connect the conduction contiguous block of graphite electrode and conduction pitman, the quantity of graphite electrode is according to being determined by the circumferential lengths of heater, the quantity of conducting connecting part determines according to the quantity of graphite electrode, graphite electrode connects in such a way: the bottom of the first root graphite electrode is connected by conducting connecting part with the bottom of the second root graphite electrode, the top of the second root graphite electrode is connected by conducting connecting part with the top of the 3rd root graphite electrode, the bottom of the 3rd root graphite electrode is connected by conducting connecting part with the bottom of the 4th root graphite electrode, by that analogy, to the last the bottom of a root graphite electrode and the bottom of root graphite electrode second from the bottom are connected by conducting connecting part, the first root graphite electrode and last root graphite electrode are not connected.The first root graphite electrode top is connected with a conduction pitman by a conduction contiguous block; Last root graphite electrode top is connected with another root conduction pitman by another conduction contiguous block.
The present invention compared with prior art, has the following advantages: the first, and graphite electrode is not got involved in raw material, material-to-be-heatedly can not be polluted; The second, several graphite electrode series connection form circulus and are enclosed within cartridge heater outside, can complete material-to-be-heated thermally equivalent without rotating cartridge heater, have avoided, because cartridge heater rotates, the possibility that graphite electrode fractures occurs; The 3rd, due to graphite electrode and material-to-be-heated separating, can continuously produce; The 4th, graphite electrode adopts the mode of series connection, has increased the resistance of heating, better completes melting work.
Illustrate the annular tandem graphite rod of one provided by the invention heater below in conjunction with accompanying drawing.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the first connected mode schematic diagram of the each parts of the present invention;
Fig. 3 is the second connected mode schematic diagram of the each parts of the present invention;
Fig. 4 is the structural representation that two ends of the present invention are the graphite electrode of truncated cone-shaped;
Fig. 5 is that one end of the present invention is the structural representation of the graphite electrode of truncated cone-shaped TOE;
Fig. 6 is the conducting connecting part structural representation of the present invention with truncated cone-shaped the first graphite electrode groove;
Fig. 7 is the conducting connecting part structural representation of the present invention with cylindrical the first graphite electrode groove;
Fig. 8 is the structural representation of conduction contiguous block;
Fig. 9 is that the structural representation of pitman is conducted electricity in the present invention.
Detailed description of the invention
In conjunction with Fig. 1, a kind of annular tandem graphite rod heater, comprise the graphite electrode 1 that is bar-shaped, connect the conduction contiguous block 4 of the conducting connecting part 2 of graphite electrode, the conduction pitman 3 being connected with external power source, connection graphite electrode 1 and conduction pitman 3, the quantity of graphite electrode 1 is according to being determined by the circumferential lengths of heater, and the quantity of conducting connecting part 2 determines according to the quantity of graphite electrode 1.
In conjunction with Fig. 3 and Fig. 4, graphite electrode 1 is bar-shaped, middle cylindrical; The two ends of graphite electrode 1 are truncated cone-shaped, or to be the truncated cone-shaped other end be identical with the cylindrical diameter of intermediate ends cylindrical and with external screw thread in its one end.
In conjunction with Fig. 5 and Fig. 6, conducting connecting part 2 is provided with upper bottom surface and bottom surface, and upper bottom surface and bottom surface are waist-hole type, and upper bottom surface is provided with two the first graphite electrode groove 2-3, and the line of centres of two the first graphite electrode groove 2-3 is parallel to upper bottom surface edge.Two the first graphite electrode groove 2-3 on each conducting connecting part 2 be all truncated cone-shaped or be all be with female cylindrical.In the time that the first graphite electrode groove 2-3 is truncated cone-shaped, its gradient is identical with the gradient at graphite electrode 1 truncated cone-shaped two ends, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is less than the maximum inner diameter of graphite electrode, and maximum inner diameter is greater than the minimum diameter of graphite electrode.When the first graphite electrode groove 2-3 is when cylindrical, columniform the first graphite electrode groove 2-3 internal diameter is identical with the maximum gauge of graphite electrode 1.
Conduction pitman 3 tops are cylindrical, and bottom is truncated cone-shaped, and the underrun water cooled electrode cover on top is connected with power supply.
In conjunction with Fig. 7, conduction contiguous block 4 comprises upper bottom surface and bottom surface, and bottom surface is provided with the second graphite electrode groove 4-1, and upper bottom surface is provided with conduction pitman groove 4-2; The second graphite electrode groove 4-1 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped one end, and the maximum inner diameter of the second graphite electrode groove 4-1 is less than the maximum inner diameter of graphite electrode, the maximum inner diameter of the second graphite electrode groove 4-1 is greater than the minimum diameter of graphite electrode 1; Conduction pitman groove 4-2 is truncated cone-shaped, and its maximum inner diameter is less than and conducts electricity the maximum gauge and being greater than of pitman 3 and conduct electricity the minimum diameter of pitman 3.
In conjunction with Fig. 8, as a modification of the present invention, conduction contiguous block 4 comprises upper bottom surface and bottom surface, and upper bottom surface is provided with the second graphite electrode groove 4-1 and conduction pitman groove 4-2; The second graphite electrode groove 4-1 is cylindrical, and its internal diameter is identical with the external diameter of graphite electrode 1, and the second graphite electrode groove 4-1 inwall is provided with internal thread; Conduction pitman groove 4-2 is truncated cone-shaped, and its maximum inner diameter is less than and conducts electricity the maximum gauge and being greater than of pitman 3 and conduct electricity the minimum diameter of pitman 3.
In conjunction with Fig. 2, Fig. 3, graphite electrode 1 connects in such a way:
One end of one end of the first root graphite electrode 1 and the second root graphite electrode 1 is connected by conducting connecting part 2, one end of the other end of the second root graphite electrode 1 and the 3rd root graphite electrode 1 is connected by conducting connecting part 2, one end of the other end of the 3rd root graphite electrode 1 and the 4th root graphite electrode 1 is connected by conducting connecting part 2, by that analogy, to the last one end of a root graphite electrode 1 is connected by conducting connecting part 2 with the other end of root graphite electrode 1 second from the bottom, and the first root graphite electrode and last root graphite electrode are not connected;
First root graphite electrode 1 other end is connected with a conduction pitman 3 by a conduction contiguous block 4; Last root graphite electrode 1 other end is connected with another root conduction pitman 3 by another conduction contiguous block 4.
Conducting connecting part 2, conduction pitman 3, conduction contiguous block 4 are graphite material.
Embodiment mono-
In conjunction with Fig. 2, Fig. 5, Fig. 6, Fig. 8, it is the truncated cone-shaped of 15 ° that the two ends of graphite electrode 1 are all gradient, and the diameter of graphite electrode 1 is about 15mm, and length is about 0.5m, and the truncated cone-shaped height at two ends is 5mm.
Conducting connecting part 2 comprises upper bottom surface and bottom surface, and upper bottom surface is provided with two the first graphite electrode groove 2-3.The first graphite electrode groove 2-3 of conducting connecting part 2 is truncated cone-shaped, its gradient is identical with the gradient at graphite electrode 1 truncated cone-shaped two ends, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is less than the maximum inner diameter of graphite electrode, and maximum inner diameter is greater than the minimum diameter of graphite electrode, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is 10mm.
Conduction pitman 3 tops are cylindrical, and bottom is truncated cone-shaped, and its maximum gauge is 90mm, and truncated cone-shaped height is 20mm, and the underrun water cooled electrode cover on top is connected with power supply.
Conduction contiguous block 4 comprises upper bottom surface and bottom surface, and bottom surface is provided with the second graphite electrode groove 4-1, and upper bottom surface is provided with conduction pitman groove 4-2; The second graphite electrode groove 4-1 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped one end, and the maximum inner diameter of the second graphite electrode groove 4-1 is less than the maximum inner diameter of graphite electrode, the maximum inner diameter of the second graphite electrode groove 4-1 is greater than the minimum diameter of graphite electrode 1, and the maximum inner diameter of the second graphite electrode groove 4-1 is 10mm; Conduction pitman groove 4-2 is truncated cone-shaped, and its maximum inner diameter is less than and conduct electricity the maximum gauge and being greater than of pitman 3 and conduct electricity the minimum diameter of pitman 3, and the maximum inner diameter of pitman groove 4-2 of conducting electricity is 15mm.
Heated cartridge heater diameter is 14cm, needs as calculated to use 1 and 11 conducting connecting parts 2 of 12 root graphite electrode.
When work, the conduction pitman groove 4-2 on first conduction contiguous block 4 is inserted in the bottom of first conduction pitman 3; The second graphite electrode groove 4-1 on first conduction contiguous block 4 is inserted on the top of the first root graphite electrode 1, and first conducting connecting part 2 first graphite electrode groove 2-3 are inserted in bottom; The first graphite electrode groove 2-3 of first conducting connecting part 2 is inserted in the bottom of the second root graphite electrode 1, and the first graphite electrode groove 2-3 of second conducting connecting part 2 is inserted on top; The first graphite electrode groove 2-3 of second conducting connecting part 2 is inserted on the top of the 3rd root graphite electrode 1, and the first graphite electrode groove 2-3 of the 3rd conducting connecting part 2 is inserted at the end; By that analogy, the first graphite electrode groove 2-3 of the 11 conducting connecting part 2 is inserted in the bottom of the 12 root graphite electrode 1, and second conduction pitman groove 4-2 on conduction contiguous block 4 inserted on top; The conduction pitman groove 4-2 on first conduction contiguous block 4 is inserted in the bottom of second conduction pitman 3.
Because the two ends of graphite electrode 1 are all truncated cone-shaped, conducting connecting part 2 first graphite electrode groove 2-3 are also truncated cone-shaped, therefore rotate conducting connecting part 2 and can make 12 root graphite electrodes 1 of series connection form the structure of a ring-type.This circulus is enclosed within on cartridge heater, energising heating cartridge heater material inner to be heated.
Embodiment bis-
In conjunction with Fig. 2, Fig. 4, Fig. 6, Fig. 7, Fig. 8, one end outer wall of graphite electrode 1 is provided with external screw thread, and it is the truncated cone-shaped of 15 ° that the other end is gradient, and the diameter of graphite electrode 1 is about 15mm, and length is about 0.5m, and the truncated cone-shaped height of one end is 5mm.
Conducting connecting part 2 comprises upper bottom surface and bottom surface, and upper bottom surface is provided with two the first graphite electrode groove 2-3.The first graphite electrode groove 2-3 of conducting connecting part 2 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is less than the maximum inner diameter of graphite electrode, and maximum inner diameter is greater than the minimum diameter of graphite electrode, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is 10mm; Or the first graphite electrode groove 2-3 of conducting connecting part 2 is cylindrical, columniform the first graphite electrode groove 2-3 internal diameter is identical with the maximum gauge of graphite electrode 1, is provided with internal thread in groove.
Conduction pitman 3 tops are cylindrical, and bottom is truncated cone-shaped, and its maximum gauge is 90mm, and truncated cone-shaped height is 20mm, and the underrun water cooled electrode cover on top is connected with power supply.
Conduction contiguous block 4 comprises upper bottom surface and bottom surface, and bottom surface is provided with the second graphite electrode groove 4-1, and upper bottom surface is provided with conduction pitman groove 4-2; The second graphite electrode groove 4-1 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped one end, and the maximum inner diameter of the second graphite electrode groove 4-1 is less than the maximum inner diameter of graphite electrode, the maximum inner diameter of the second graphite electrode groove 4-1 is greater than the minimum diameter of graphite electrode 1, and the maximum inner diameter of the second graphite electrode groove 4-1 is 10mm; Conduction pitman groove 4-2 is truncated cone-shaped, and its maximum inner diameter is less than and conduct electricity the maximum gauge and being greater than of pitman 3 and conduct electricity the minimum diameter of pitman 3, and the maximum inner diameter of pitman groove 4-2 of conducting electricity is 15mm.
Heated cartridge heater diameter is 14cm, need as calculated to use 1 and 11 conducting connecting parts 2 of 12 root graphite electrode, the first graphite electrode groove 2-3 wherein first and third, five, seven, nine, on 11 conducting connecting parts 2 is tapped cylinder shape groove, and the first graphite electrode groove 2-3 on remaining conducting connecting part 2 is truncated cone-shaped.
When work, the conduction pitman groove 4-2 on first conduction contiguous block 4 is inserted in the bottom of first conduction pitman 3; The second graphite electrode groove 4-1 on first conduction contiguous block 4 is inserted on the top of the first root graphite electrode 1, and bottom screws in first conducting connecting part 2 first graphite electrode groove 2-3; The bottom of the second root graphite electrode 1 screws in the first graphite electrode groove 2-3 of first conducting connecting part 2, and the first graphite electrode groove 2-3 of second conducting connecting part 2 is inserted on top; The first graphite electrode groove 2-3 of second conducting connecting part 2 is inserted on the top of the 3rd root graphite electrode 1, and bottom screws in the first graphite electrode groove 2-3 of the 3rd conducting connecting part 2; By that analogy, the bottom of the 12 root graphite electrode 1 screws in the first graphite electrode groove 2-3 of the 11 conducting connecting part 2, and second conduction pitman groove 4-2 on conduction contiguous block 4 inserted on top; The conduction pitman groove 4-2 on first conduction contiguous block 4 is inserted in the bottom of second conduction pitman 3.
Because the top of graphite electrode 1 is all truncated cone-shaped, bottom is provided with external screw thread; Conducting connecting part 2 first graphite electrode groove 2-3 are truncated cone-shaped or tapped cylindrical, therefore graphite electrode 1 firmly screw thread be fixed on conducting connecting part 2, the conducting better effects if of graphite electrode 1 and conducting connecting part 2, and rotation second, four, six, eight, ten conducting connecting parts 2, can make 12 root graphite electrodes 1 of series connection form the structure of a ring-type.This circulus is enclosed within on cartridge heater, energising heating cartridge heater material inner to be heated.
Embodiment tri-
In conjunction with Fig. 3, Fig. 4, Fig. 6, Fig. 7, Fig. 9, one end outer wall of graphite electrode 1 is provided with external screw thread, and it is the truncated cone-shaped of 15 ° that the other end is gradient, and the diameter of graphite electrode 1 is about 15mm, and length is about 0.5m, and the truncated cone-shaped height at two ends is 5mm.
Conducting connecting part 2 comprises upper bottom surface and bottom surface, and upper bottom surface is provided with two the first graphite electrode groove 2-3.The first graphite electrode groove 2-3 of conducting connecting part 2 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is less than the maximum inner diameter of graphite electrode, and maximum inner diameter is greater than the minimum diameter of graphite electrode, the maximum inner diameter of the first graphite electrode groove 2-3 of truncated cone-shaped is 10mm; Or the first graphite electrode groove 2-3 of conducting connecting part 2 is cylindrical, columniform the first graphite electrode groove 2-3 internal diameter is identical with the maximum gauge of graphite electrode 1, is provided with internal thread in groove.
Conduction pitman 3 tops are cylindrical, and bottom is truncated cone-shaped, and its maximum gauge is 90mm, and truncated cone-shaped height is 20mm, and the underrun water cooled electrode cover on top is connected with power supply.
Conduction contiguous block 4 comprises upper bottom surface and bottom surface, and upper bottom surface is provided with the second graphite electrode groove 4-1, and upper bottom surface is provided with conduction pitman groove 4-2; The second graphite electrode groove 4-1 is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode 1 truncated cone-shaped one end, and the maximum inner diameter of the second graphite electrode groove 4-1 is less than the maximum inner diameter of graphite electrode, the maximum inner diameter of the second graphite electrode groove 4-1 is greater than the minimum diameter of graphite electrode 1, and the maximum inner diameter of the second graphite electrode groove 4-1 is 10mm; Conduction pitman groove 4-2 is truncated cone-shaped, and its maximum inner diameter is less than and conduct electricity the maximum gauge and being greater than of pitman 3 and conduct electricity the minimum diameter of pitman 3, and the maximum inner diameter of pitman groove 4-2 of conducting electricity is 15mm.
Heated cartridge heater diameter is 16cm, need as calculated to use 1 and 13 conducting connecting parts 2 of 14 root graphite electrode, the first graphite electrode groove 2-3 wherein first and third, five, seven, nine, on 11,13 conducting connecting parts 2 is truncated cone-shaped, and the first graphite electrode groove 2-3 on remaining conducting connecting part 2 is tapped cylinder shape groove.
When work, the conduction pitman groove 4-2 on first conduction contiguous block 4 is inserted in the bottom of first conduction pitman 3; The bottom of the first root graphite electrode 1 screws in the second graphite electrode groove 4-1 on first conduction contiguous block 4, and the second graphite electrode groove 4-1 on first conducting connecting part 2 is inserted on top; The first graphite electrode groove 2-3 of first conducting connecting part 2 is inserted on the top of the second root graphite electrode 1, and bottom screws in the first graphite electrode groove 2-3 of second conducting connecting part 2; The bottom of the 3rd root graphite electrode 1 screws in the first graphite electrode groove 2-3 of second conducting connecting part 2, and the first graphite electrode groove 2-3 of the 3rd conducting connecting part 2 is inserted on top; By that analogy, the second graphite electrode groove 4-1 on the 13 conducting connecting part 2 is inserted on the top of the 14 root graphite electrode 1, and bottom screws in second the second graphite electrode groove 4-1 on conduction contiguous block 4; Second conduction pitman groove 4-2 on conduction contiguous block 4 inserted in the bottom of second conduction pitman 3.
Because the top of graphite electrode 1 is all truncated cone-shaped, bottom is provided with external screw thread; Conducting connecting part 2 first graphite electrode groove 2-3 are truncated cone-shaped or tapped cylindrical, therefore graphite electrode 1 firmly screw thread be fixed on conducting connecting part 2, the conducting better effects if of graphite electrode 1 and conducting connecting part 2, and rotation second, four, six, eight, ten, 12 conducting connecting parts 2, can make 12 root graphite electrodes 1 of series connection form the structure of a ring-type.This circulus is enclosed within on cartridge heater, energising heating cartridge heater material inner to be heated.
Claims (9)
1. an annular tandem graphite rod heater, comprise the graphite electrode (1) that is bar-shaped, connect the conduction contiguous block (4) of the conducting connecting part (2) of graphite electrode, the conduction pitman (3) being connected with external power source, connection graphite electrode (1) and conduction pitman (3), it is characterized in that, the quantity of graphite electrode (1) is according to being determined by the circumferential lengths of heater, the quantity of conducting connecting part (2) is according to the quantity decision of graphite electrode (1), and graphite electrode (1) connects in such a way:
One end of one end of the first root graphite electrode (1) and the second root graphite electrode (1) is connected by conducting connecting part (2), one end of the other end of the second root graphite electrode (1) and the 3rd root graphite electrode (1) is connected by conducting connecting part (2), one end of the other end of the 3rd root graphite electrode (1) and the 4th root graphite electrode (1) is connected by conducting connecting part (2), by that analogy, to the last one end of a root graphite electrode (1) is connected by conducting connecting part (2) with the other end of root graphite electrode second from the bottom (1), the first root graphite electrode and last root graphite electrode are not connected,
The first root graphite electrode (1) other end is connected with a conduction pitman (3) by a conduction contiguous block (4); Last root graphite electrode (1) other end is connected with another root conduction pitman (3) by another conduction contiguous block (4).
2. the annular tandem graphite rod of one according to claim 1 heater, is characterized in that, the two ends of graphite electrode (1) are all the truncated cone-shaped that gradient is identical.
3. the annular tandem graphite rod of one according to claim 1 heater, is characterized in that, the cylindrical and outer wall in one end of graphite electrode (1) is provided with external screw thread, and the other end is truncated cone-shaped.
4. the annular tandem graphite rod of one according to claim 1 heater, is characterized in that, conducting connecting part (2) comprises upper bottom surface and bottom surface, and upper bottom surface is provided with two the first graphite electrode grooves (2-3).
5. according to the one annular tandem graphite rod heater described in claim 2 or 3 or 4, it is characterized in that, the first graphite electrode groove (2-3) of conducting connecting part (2) is truncated cone-shaped, its gradient is identical with the gradient at graphite electrode (1) truncated cone-shaped two ends, the maximum inner diameter of the first graphite electrode groove (2-3) of truncated cone-shaped is less than the maximum inner diameter of graphite electrode, and maximum inner diameter is greater than the minimum diameter of graphite electrode.
6. according to the one annular tandem graphite rod heater described in claim 3 or 4, it is characterized in that, the first graphite electrode groove (2-3) of conducting connecting part (2) is cylinder shape groove, columniform the first graphite electrode groove (2-3) internal diameter is identical with the maximum gauge of graphite electrode (1), is provided with internal thread in groove;
7. the annular tandem graphite rod of one according to claim 1 heater, is characterized in that, conduction pitman (3) top is cylindrical, and bottom is truncated cone-shaped, and the underrun water cooled electrode cover on top is connected with power supply.
8. according to the one annular tandem graphite rod heater described in claim 2 or 3 or 7, it is characterized in that, conduction contiguous block (4) comprises upper bottom surface and bottom surface, bottom surface is provided with the second graphite electrode groove (4-1), and upper bottom surface is provided with conduction pitman groove (4-2); The second graphite electrode groove (4-1) is truncated cone-shaped, its gradient is identical with the gradient of graphite electrode (1) truncated cone-shaped one end, and the maximum inner diameter of the second graphite electrode groove (4-1) is less than the maximum inner diameter of graphite electrode, the maximum inner diameter of the second graphite electrode groove (4-1) is greater than the minimum diameter of graphite electrode (1); Conduction pitman groove (4-2) is truncated cone-shaped, and its maximum inner diameter is less than the maximum gauge of conduction pitman (3) and is greater than the minimum diameter of conduction pitman (3).
9. the annular tandem graphite rod of one according to claim 1 heater, is characterized in that, conducting connecting part (2), conduction pitman (3), conduction contiguous block (4) are graphite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431654.XA CN104180670A (en) | 2014-08-28 | 2014-08-28 | Annular series-connection-type graphite rod heating device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410431654.XA CN104180670A (en) | 2014-08-28 | 2014-08-28 | Annular series-connection-type graphite rod heating device |
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Citations (6)
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|---|---|---|---|---|
| GB241256A (en) * | 1925-04-03 | 1925-10-22 | William Eliezer Prytherch | High temperature resistance furnace |
| WO1991002438A1 (en) * | 1989-07-31 | 1991-02-21 | Union Oil Company Of California | Modular heater |
| CN1148033A (en) * | 1995-07-05 | 1997-04-23 | 住友电气工业株式会社 | Optical fiber drawing furnace |
| CN201336738Y (en) * | 2009-01-20 | 2009-10-28 | 湖南金博复合材料科技有限公司 | Heating element of resistor furnace |
| CN202103870U (en) * | 2011-06-22 | 2012-01-04 | 西安电炉研究所有限公司 | Connecting structure for graphite rod heating body |
| CN202688509U (en) * | 2012-07-17 | 2013-01-23 | 英利能源（中国）有限公司 | Graphite heating system for single crystal furnace |
-
2014
- 2014-08-28 CN CN201410431654.XA patent/CN104180670A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB241256A (en) * | 1925-04-03 | 1925-10-22 | William Eliezer Prytherch | High temperature resistance furnace |
| WO1991002438A1 (en) * | 1989-07-31 | 1991-02-21 | Union Oil Company Of California | Modular heater |
| CN1148033A (en) * | 1995-07-05 | 1997-04-23 | 住友电气工业株式会社 | Optical fiber drawing furnace |
| CN201336738Y (en) * | 2009-01-20 | 2009-10-28 | 湖南金博复合材料科技有限公司 | Heating element of resistor furnace |
| CN202103870U (en) * | 2011-06-22 | 2012-01-04 | 西安电炉研究所有限公司 | Connecting structure for graphite rod heating body |
| CN202688509U (en) * | 2012-07-17 | 2013-01-23 | 英利能源（中国）有限公司 | Graphite heating system for single crystal furnace |
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Application publication date: 20141203 |