CN210802066U - Water-cooled electrode of high-temperature vacuum resistance furnace - Google Patents
Water-cooled electrode of high-temperature vacuum resistance furnace Download PDFInfo
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- CN210802066U CN210802066U CN201921881822.XU CN201921881822U CN210802066U CN 210802066 U CN210802066 U CN 210802066U CN 201921881822 U CN201921881822 U CN 201921881822U CN 210802066 U CN210802066 U CN 210802066U
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Abstract
The utility model relates to the technical field of vacuum furnaces, in particular to a water-cooled electrode of a high-temperature vacuum resistance furnace, which comprises a conductive rod and an electrode wiring board connected with the conductive rod, wherein the conductive rod is sleeved with a sealing shaft sleeve; a pressing disc is connected to the conducting rod on one side of the insulating sleeve in a threaded manner; an insulating plate is sleeved on the conducting rod on one side of the sealing shaft sleeve, a threaded hole is formed in the pressing disc, and a pressing bolt is connected with the threaded hole in a threaded manner; the conductive rod is characterized in that a cavity is formed inside the conductive rod, a water-cooled tube is arranged in the cavity, a water inlet and a water outlet are formed in the right end of the conductive rod, one end of the water-cooled tube is connected with the water inlet, and the water outlet is communicated with the cavity. The utility model has the advantages that the electrode structure is simple, the installation and maintenance are convenient, and the vacuum sealing and insulation requirements of the furnace body can be met.
Description
Technical Field
The utility model relates to a vacuum furnace technical field, especially a high temperature vacuum resistance furnace water-cooled electrode.
Background
The water-cooled electrode is a port of an industrial furnace (such as a vacuum heat treatment furnace) connected with a heating element assembly in the furnace, and is an indispensable electric input device of the industrial furnace for electric heating in the furnace or equipment needing power supply in the furnace. Different kinds of industrial furnaces have different requirements on electrodes, and in some industrial furnaces with sealing performance requirements, the electrodes are required to be opened on a furnace body because the electrodes are installed, so that the sealing performance requirements on the electrodes are also provided, and the sealing performance of the electrodes is directly related to whether the furnaces can meet the index requirements and the working performance of the furnaces. Because the temperature of the vacuum furnace is higher, the electrode is cooled by adopting a water cooling mode. The water-cooling electrode of the vacuum furnace in the current market has poor tightness, so that the risk of leakage of the vacuum furnace is caused, and the working stability of the vacuum furnace is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a water-cooled electrode of a high-temperature vacuum resistance furnace, which has the advantages of simple structure and convenient installation and maintenance, and can meet the requirements of vacuum sealing and insulation of a furnace body.
The purpose of the utility model is realized through the following technical scheme: a water-cooled electrode of a high-temperature vacuum resistance furnace comprises a conductive rod and an electrode wiring board connected with the conductive rod, wherein a sealing shaft sleeve is sleeved on the conductive rod, a plurality of insulating sleeves are sleeved on the conductive rod and positioned between the conductive rod and the sealing shaft sleeve, and a first sealing ring is sleeved on the conductive rod between the insulating sleeves;
a pressing disc is connected to the conducting rod on one side of the insulating sleeve in a threaded mode, and one end of the pressing disc abuts against the insulating sleeve; an insulating plate is sleeved on the conducting rod on one side of the sealing shaft sleeve, a threaded hole is formed in the pressing disc, a pressing bolt is connected with the threaded hole in a threaded mode, one end of the pressing bolt abuts against the insulating plate, and the insulating plate is tightly pressed on the sealing shaft sleeve;
the water cooling type solar collector comprises a collector bar, and is characterized in that a cavity is formed inside the collector bar, a water cooling pipe is arranged in the cavity, a water inlet and a water outlet are formed in the right end of the collector bar, one end of the water cooling pipe is connected with the water inlet, the other end of the water cooling pipe is communicated with the cavity, and the water outlet is communicated with the cavity.
The furnace body sealing device comprises a furnace body and is characterized by further comprising a sealing flange, wherein the sealing flange abuts against one side of a sealing shaft sleeve, and a fastening bolt is arranged on the sealing flange and used for pressing the sealing shaft sleeve on the furnace body to achieve a sealing effect.
Specifically, the left side of the sealing shaft sleeve is provided with a sealing groove, and a second sealing ring is arranged in the sealing groove.
Specifically, the insulating plate and the insulating sleeve are made of glass fiber patch plates.
Specifically, the first sealing ring and the second sealing ring are made of fluororubber.
Specifically, the conducting rod is provided with a step, the insulating sleeve at the leftmost end of the insulating sleeves abuts against the step, the insulating sleeve at the leftmost end is provided with a limiting step, and one end of the sealing shaft sleeve abuts against the limiting step.
Specifically, the insulating plate is sleeved outside the insulating sleeve.
The utility model has the advantages of it is following: the utility model discloses set up a plurality of insulating covers and set up first sealing washer between a plurality of insulating covers between sealed axle sleeve and conducting rod, the process is adjusted the dish that compresses tightly and is made it extrude insulating cover, and first sealing washer produces deformation during the extrusion to sealing performance between sealed axle sleeve and the conducting rod has been strengthened.
This use is novel to be dismantled conveniently, only needs to dismantle fastening bolt and just can take out the electrode whole and maintain.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
in the figure: 1-conducting rod, 2-furnace body, 3-insulating sleeve, 4-first sealing ring, 5-second sealing ring, 6-sealing shaft sleeve, 7-insulating plate, 8-pressing disc, 9-electrode wiring board, 10-water inlet, 11-water outlet, 12-pressing bolt, 13-fastening bolt and 14-sealing flange.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-2, a water-cooled electrode of a high-temperature vacuum resistance furnace comprises a conductive rod 1 and an electrode wiring board 9 connected with the conductive rod 1, wherein the conductive rod 1 and the electrode wiring board 9 are made of oxygen-free copper, a sealing shaft sleeve 6 is sleeved on the conductive rod 1, a plurality of insulating sleeves 3 are sleeved on the conductive rod 1, the insulating sleeves 3 are positioned between the conductive rod 1 and the sealing shaft sleeve 6, a first sealing ring 4 is sleeved on the conductive rod 1 among the insulating sleeves 3, three insulating sleeves 3 are arranged in the embodiment, the number of the insulating sleeves 1 can be increased according to requirements during specific use so as to meet different requirements, the sealing shaft sleeve 6 is pressed on the insulating sleeve 3, the insulating sleeves 3 can enable the conductive rod 1 and the sealing shaft sleeve 6 to achieve an insulating effect, meanwhile, the first sealing rings 4 are arranged among the insulating sleeves 3, and the number of the insulating sleeves 3 is different according to the number, the number of the arranged first sealing rings 4 is different, so that the reliability of sealing can be ensured by arranging a plurality of sealing rings;
a pressing disc 8 is connected to the conducting rod 1 on one side of the insulating sleeve 3 in a threaded mode, and one end of the pressing disc 8 abuts against the insulating sleeve 3; the inner ring of the pressing disc 8 is provided with an internal thread, correspondingly, an external thread is arranged on the outer circle of the conductive rod 1, the pressing disc 8 is connected with the conductive rod 1 through the thread, the position of the pressing disc 8 on the conductive rod 1 can be adjusted by rotating the pressing disc 8 when the pressing disc 8 is used, the insulating sleeve 3 can be extruded when the pressing disc 8 moves towards one side of the insulating sleeve 3, so that the insulating sleeve 3 moves, the insulating sleeve 3 moves to extrude the first sealing ring 4, the first sealing ring 4 deforms after the first sealing ring 4 is extruded, the sealing between the sealing shaft sleeve 6 and the conductive rod 1 is further tight, and air is prevented from entering a furnace body; the insulating plate 7 is sleeved on the conducting rod 1 on one side of the sealing shaft sleeve 6, the pressing disc 8 is provided with a threaded hole, the threaded hole is connected with the pressing bolt 12 in a threaded mode, one end of the pressing bolt 12 abuts against the insulating plate 7 to tightly press the insulating plate 7 on the sealing shaft sleeve 6, and by adopting the structure, the conducting rod can be insulated from the furnace body;
the inside of the current-conducting rod 1 is a cavity, a water-cooling pipe is arranged in the cavity, a water inlet 10 and a water outlet 11 are arranged at the right end of the current-conducting rod 1, one end of the water-cooling pipe is connected with the water inlet 10, the other end of the water-cooling pipe is communicated with the cavity, the water outlet 11 is communicated with the cavity, cooling water enters the cooling water pipe cavity from the water inlet 10 of the current-conducting rod 1 and then reaches the inside of the cooling cavity of the current-conducting rod 1, partial heat is taken away and then is discharged from the water outlet 11 of the current-conducting rod 1.
Further, the furnace body sealing device further comprises a sealing flange 14, wherein the sealing flange 14 abuts against one side of the sealing shaft sleeve 6, and a fastening bolt 13 is arranged on the sealing flange 14 and used for pressing the sealing shaft sleeve 6 on the furnace body 2 to achieve a sealing effect.
Furthermore, a sealing groove is formed in the left side of the sealing shaft sleeve 6, a second sealing ring 5 is arranged in the sealing groove, and the second sealing ring 5 is used for realizing sealing between the sealing shaft sleeve 6 and the furnace body 2 when the electrode is installed on the furnace body 2, so that the sealing strength is further enhanced.
Furthermore, the insulating plate 7 and the insulating sleeve 3 are made of glass fiber patch plates.
Further, the first seal ring 4 and the second seal ring 5 are made of fluororubber.
Furthermore, a step is arranged on the conductive rod 1, the insulating sleeve 3 located at the leftmost end of the insulating sleeves 3 abuts against the step, a limiting step is arranged on the insulating sleeve 3 at the leftmost end, and one end of the sealing shaft sleeve 6 abuts against the limiting step.
Further, the insulating plate 7 is sleeved outside the insulating sleeve 3.
When the electrode is installed, the sealing shaft sleeve 6 is provided with a step part, the furnace body 2 is provided with the mounting flange, the step part of the sealing shaft sleeve 6 is arranged in an inner hole of the mounting flange and is in clearance fit with the mounting flange, so that the electrode and the mounting flange on the furnace body 2 are positioned in the radial direction and are compressed by the sealing flange 14, the electrode is fastened by the fastening bolt 13, the second sealing ring 5 is adopted between the sealing shaft sleeve 6 and the furnace body 2 for sealing, and when maintenance is needed, the electrode can be integrally taken out for maintenance only by disassembling the fastening bolt 13. The utility model discloses an adopt foretell seal structure to reach fine sealed effect, prevent that the air from getting into in the furnace body.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a high temperature vacuum resistance furnace water-cooling electrode, includes conducting rod (1), electrode wiring board (9) be connected with conducting rod (1), its characterized in that: the conductive rod (1) is sleeved with a sealing shaft sleeve (6), the conductive rod (1) is sleeved with a plurality of insulating sleeves (3), the insulating sleeves (3) are positioned between the conductive rod (1) and the sealing shaft sleeve (6), and the conductive rod (1) between the insulating sleeves (3) is sleeved with a first sealing ring (4);
a pressing disc (8) is connected to the conducting rod (1) on one side of the insulating sleeve (3) in a threaded mode, and one end of the pressing disc (8) abuts against the insulating sleeve (3); an insulating plate (7) is sleeved on the conducting rod (1) on one side of the sealing shaft sleeve (6), a threaded hole is formed in the pressing disc (8), a pressing bolt (12) is connected with the threaded hole in an internal thread mode, one end of the pressing bolt (12) abuts against the insulating plate (7) to tightly press the insulating plate (7) on the sealing shaft sleeve (6);
the conductive rod is characterized in that a cavity is formed inside the conductive rod (1), a water cooling pipe is arranged in the cavity, a water inlet (10) and a water outlet (11) are arranged at the right end of the conductive rod (1), one end of the water cooling pipe is connected with the water inlet (10), the other end of the water cooling pipe is communicated with the cavity, and the water outlet (11) is communicated with the cavity.
2. The water-cooled electrode of the high-temperature vacuum resistance furnace of claim 1, which is characterized in that: the furnace body sealing device is characterized by further comprising a sealing flange (14), wherein the sealing flange (14) abuts against one side of the sealing shaft sleeve (6), and a fastening bolt (13) is arranged on the sealing flange (14) and used for pressing the sealing shaft sleeve (6) on the furnace body (2) to achieve a sealing effect.
3. The water-cooled electrode of the high-temperature vacuum resistance furnace of claim 1, which is characterized in that: the left side of the sealing shaft sleeve (6) is provided with a sealing groove, and a second sealing ring (5) is arranged in the sealing groove.
4. The water-cooled electrode of the high-temperature vacuum resistance furnace of claim 1, which is characterized in that: the insulating plate (7) and the insulating sleeve (3) are made of glass fiber patch plates.
5. The water-cooled electrode of the high-temperature vacuum resistance furnace as claimed in claim 3, wherein: the first sealing ring (4) and the second sealing ring (5) are made of fluororubber.
6. The water-cooled electrode of the high-temperature vacuum resistance furnace of claim 1, which is characterized in that: the conductive rod (1) is provided with a step, the insulating sleeve (3) located at the leftmost end of the insulating sleeves (3) abuts against the step, a limiting step is arranged on the insulating sleeve (3) at the leftmost end, and one end of the sealing shaft sleeve (6) abuts against the limiting step.
7. The water-cooled electrode of the high-temperature vacuum resistance furnace of claim 1, which is characterized in that: the insulating plate (7) is sleeved outside the insulating sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921881822.XU CN210802066U (en) | 2019-11-04 | 2019-11-04 | Water-cooled electrode of high-temperature vacuum resistance furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921881822.XU CN210802066U (en) | 2019-11-04 | 2019-11-04 | Water-cooled electrode of high-temperature vacuum resistance furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210802066U true CN210802066U (en) | 2020-06-19 |
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ID=71226173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921881822.XU Active CN210802066U (en) | 2019-11-04 | 2019-11-04 | Water-cooled electrode of high-temperature vacuum resistance furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210802066U (en) |
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2019
- 2019-11-04 CN CN201921881822.XU patent/CN210802066U/en active Active
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