CN215499638U - Novel insulating electrode body - Google Patents
Novel insulating electrode body Download PDFInfo
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- CN215499638U CN215499638U CN202120691138.6U CN202120691138U CN215499638U CN 215499638 U CN215499638 U CN 215499638U CN 202120691138 U CN202120691138 U CN 202120691138U CN 215499638 U CN215499638 U CN 215499638U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model discloses a novel insulating electrode body which comprises an electrode tip electrically connected with a heating element in a furnace body, wherein the electrode tip is connected with a pipe section through a connecting section, the pipe section penetrates through the wall of the furnace body and is in sealed connection with the wall of the furnace body, an insulating coating is sprayed on the outer surface of the pipe section, an insulating layer is sprayed on the outer surface of the connecting section, cavities are respectively arranged in the electrode tip and the connecting section, the cavities are communicated with the inner space of the pipe section to form a cooling cavity, and a cooling device is arranged in the cooling cavity. According to the novel insulating electrode body provided by the utility model, through the sprayed insulating layer and the electrode body structure, the effects of voltage resistance, insulation, easiness in cleaning of the electrode tip and the connecting section, difficulty in introducing impurities and avoidance of arc discharge can be achieved.
Description
Technical Field
The utility model relates to the field of high-temperature heating furnaces, in particular to a novel insulating electrode body.
Background
The electrode body is a connecting device for conducting current from outside the heating furnace to the heating element inside the furnace. Especially in some heating furnace field of heavy current high voltage, the design of this structure is very crucial, and this electrode body needs to pass through the heavy current on the one hand, and on the other hand because operating voltage is high, need guarantee sufficient electrical insulation distance, prevents to take place unusual circumstances such as striking sparks, creepage in the operation.
At present, in a conventional electrode body structure, because insulation is ensured, an insulation protective cover, a sealing gasket, a tetrafluoro insulation sleeve and other parts are generally required to be additionally arranged outside the electrode body, and the structure is very complex. Particularly, when the heating furnace is used for producing high-purity products, the purity of the produced products is unqualified due to the fact that the parts are complex in structure, difficult to control the purity of each part and difficult to clean. On the other hand, materials can be deposited on the surface of the insulating protective cover in the production process, so that the insulating property of the protective cover is reduced, and the equipment operation is influenced by the abnormal conditions such as electric leakage, ignition and the like. In addition, when the material is dismounted, the outer protective cover is easy to damage, so that the insulation failure is caused. The connecting section of patent CN209608896U is not easy to clean and is easy to introduce impurities to cause arc discharge.
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the electrode body in the prior art, the present invention provides a novel insulated electrode body, which can achieve the effects of voltage resistance, insulation, easy cleaning of the head of the electrode body, difficult introduction of impurities, and arc discharge prevention by a sprayed insulating layer and an electrode body structure.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a novel insulating electrode body, the electrode body includes the electrode tip of being connected with heating element electricity in the furnace body, the electrode tip is connected through a linkage segment and a pipeline section, the pipeline section runs through the furnace body wall setting and with furnace body wall sealing connection, the outer spraying of pipeline section has insulating coating, linkage segment surface spraying has the insulating layer, all be equipped with the cavity in electrode tip and the linkage segment, the cavity constitutes the cooling chamber with pipeline section inner space intercommunication, be equipped with cooling device in the cooling chamber.
According to one aspect of the utility model, the electrode head, the connecting section and the pipe section are an integral whole.
According to one aspect of the utility model, the connecting section is straight or shouldered.
According to one aspect of the utility model, a step is arranged at the joint of the connecting section and the pipe section, and the lower part of the connecting section is in insulation and sealing connection with the furnace body through the step and an insulation sealing gasket.
According to one aspect of the utility model, an insulating sleeve is sleeved between the pipe section and the furnace body wall.
According to one aspect of the utility model, an insulating base is connected to the lower part of the electrode body, and the insulating base is hermetically connected with the furnace body through a nut and a gasket.
In accordance with one aspect of the utility model, the insulating gasket is a high purity insulating gasket.
According to one aspect of the utility model, a metal transition layer is sprayed between the insulating layer and the electrode body, and the insulating layer is one or more high-purity insulating layers.
According to one aspect of the present invention, the novel insulated electrode body comprises a positive electrode and a negative electrode, and the lower parts of the electrode bodies of the positive electrode and the negative electrode are connected with a power supply clamp.
According to one aspect of the utility model, the cooling device comprises a cooling medium inlet pipe inserted into the cooling cavity, a gap is reserved between the outer wall of the cooling medium inlet pipe and the wall of the cooling cavity, a cooling medium outlet pipe is connected to one end of the electrode body, and the cooling medium outlet pipe is communicated with the cooling cavity.
The implementation of the utility model has the advantages that: the novel insulating electrode body consists of a positive electrode body and a negative electrode body, is connected through a power supply clamp and is matched with the furnace body through an electrode assembly. The electrode body is made of copper or other metal materials with excellent conductivity, the electrode body comprises an electrode tip electrically connected with a heating element in the furnace body, the electrode tip is connected with a pipe section through a connecting section, the connecting section is in a straight section shape or a convex shoulder shape, so that the electrode tip and the connecting section are easy to clean and are not easy to introduce impurities, the pipe section penetrates through the wall of the furnace body and is connected with the wall of the furnace body in a sealing manner, the electrode tip, the connecting section and the pipe section are integrally connected, and the connecting section has the function of enabling the electrode tip without an insulating layer to be away from the wall of the furnace body, so that the electrode tip and the furnace body cannot generate electric arcs or be electrically connected. The pipe section is coated with an insulating coating, an insulating sleeve can be additionally arranged between the pipe section and the wall of the furnace body for insulation, the outer surface of the connecting section is sprayed with an insulating layer, the electrode head and the connecting section are both provided with cavities, the cavity is communicated with the inner space of the pipe section to form a cooling cavity, a cooling device is arranged in the cooling cavity, the cooling device comprises a cooling medium inlet pipe inserted into the cooling cavity, a gap is reserved between the outer wall of the cooling medium inlet pipe and the wall of the cooling cavity, and one end of the electrode body is connected with a cooling medium outlet pipe, the cooling medium outlet pipe is communicated with the cooling cavity, cooling water enters the cooling cavity through the cooling medium inlet pipe, flows to the cooling medium outlet pipe through a gap between the outer wall of the cooling medium inlet pipe and the cavity wall of the cooling cavity and flows out of the cooling medium outlet pipe to realize cooling of the electrode body. The outer surfaces of the connecting section and the pipe section, which are close to the connecting section, are sprayed with high-purity insulating layers with certain thicknesses to ensure that the voltage resistance and the insulation between the electrode body and the furnace body meet the requirements, a metal transition layer is sprayed between the insulating layers and the electrode body to ensure the bonding force between the insulating layers and the electrode body, and the insulating layers are spraying layers made of ceramic powder. The electrode body is not in direct contact with the furnace body, the electrode body is insulated from the furnace body, a step is arranged at the joint of the connecting section and the pipe section, the step is in sealing connection with the furnace body through an insulating sealing gasket, and the insulating base is in sealing connection and locking with the furnace body through a nut and a gasket. Through the technical scheme, the effects of voltage resistance, insulation, easy cleaning of the electrode tip and the connecting section, difficult introduction of impurities and arc discharge prevention can be achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a novel insulated electrode body according to the present invention, in which a connecting section is a straight section;
fig. 2 is a schematic structural diagram of a novel insulated electrode body with a shoulder-shaped connecting section according to the present invention;
fig. 3 is a schematic structural view of a novel insulated electrode body according to the present invention, wherein the connecting section is in a straight section shape and is sleeved with an insulating sleeve;
fig. 4 is a schematic structural diagram of a novel insulated electrode body with a connecting section in a shoulder shape and an insulating sleeve;
fig. 5 is a schematic structural diagram of an electrode body insulating layer with a straight connecting section according to the present invention;
fig. 6 is a schematic structural diagram of the electrode body insulating layer with a shoulder-shaped connecting section according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the novel insulating electrode body comprises an electrode tip 1 electrically connected with a heating element in a furnace body 9, the electrode tip 1 is connected with a pipe section 3 through a connecting section 2, the pipe section 3 penetrates through the wall of the furnace body 9 and is hermetically connected with the wall of the furnace body 9, an insulating coating is sprayed on the outside of the pipe section 3, an insulating layer 13 is sprayed on the outer surface of the connecting section 2, cavities are respectively arranged in the electrode tip 1 and the connecting section 2, the cavities are communicated with the inner space of the pipe section 3 to form a cooling cavity 4, and the cooling cavity 4 is connected with a cooling device.
In practical application, the electrode head 1, the connecting section 2 and the pipe section 3 are an integral body.
In practical applications, the connecting section 2 is straight or shouldered, as shown in fig. 1, 3 and 5, and as shown in fig. 2, 4 and 6.
In practical application, a step is arranged at the joint of the connecting section 2 and the pipe section 3, and the lower part of the connecting section 2 is in insulated and sealed connection with the furnace body 9 through the step and the insulating sealing gasket 5, so that the electrode head 1 and the connecting section 2 are easy to clean and are not easy to introduce impurities.
In practical application, an insulating sleeve 12 is sleeved between the pipe section 3 and the wall of the furnace body 9, and as shown in fig. 3 and 4, a novel insulating electrode body sleeved with the insulating sleeve 12 is provided to ensure the furnace body 9 is insulated from the pipe section 3.
In practical application, an insulating base 6 is connected to the lower part of the electrode body, and the insulating base 6 is hermetically connected with a furnace body 9 through a nut 8 and a gasket 7.
In practical application, the insulating base 6 is made of high-purity non-metallic materials.
In practical application, the insulating gasket 5 is a high-purity insulating gasket 5.
In practical application, a metal transition layer is sprayed between the insulating layer 13 and the electrode body, and the insulating layer 13 is one or more high-purity insulating layers 13.
In practical application, the novel insulated electrode body comprises a positive electrode and a negative electrode, and the lower parts of the electrode bodies of the positive electrode and the negative electrode are connected with the power supply clamp 10.
In practical application, the cooling device comprises a cooling medium inlet pipe inserted into the cooling cavity 4, a gap is left between the outer wall of the cooling medium inlet pipe and the wall of the cooling cavity 4, a cooling medium outlet pipe 11 is connected to one end of the electrode body, and the cooling medium outlet pipe 11 is communicated with the cooling cavity 4, so as to ensure that the electrode pipe is cooled.
In a practical example of application, there may be:
the novel insulating electrode body consists of a positive electrode body and a negative electrode body, is connected through a power supply clamp 10 and is matched with the furnace body 9 through an electrode assembly. The electrode body is made of copper or other metal materials with excellent conductivity, the electrode body comprises an electrode tip 1 electrically connected with a heating element in a furnace body 9, the electrode tip 1 is connected with a pipe section 3 through a connecting section 2, the connecting section 2 is in a straight section shape, so that the electrode tip 1 and the connecting section 2 are easy to clean and are not easy to introduce impurities, the pipe section 3 penetrates through the wall of the furnace body 9 and is connected with the wall of the furnace body 9 in a sealing mode, the electrode tip 1, the connecting section 2 and the pipe section 3 are integrally connected, and the connecting section 2 is used for enabling the electrode tip 1 without an insulating layer 13 to be away from the wall of the furnace body 9, so that electric arcs or electric connection between the electrode tip 1 and the furnace body 9 cannot occur. The pipe section 3 is coated with an insulating coating, an insulating sleeve is sleeved between the pipe section 3 and the wall of the furnace body 9, the outer surface of the connecting section 2 is coated with an insulating layer 13, cavities are arranged in the electrode head 1 and the connecting section 2, the cavity is communicated with the inner space of the pipe section 3 to form a cooling cavity 4, a cooling device is arranged in the cooling cavity 4, the cooling device comprises a cooling medium inlet pipe inserted into the cooling cavity 4, a gap is left between the outer wall of the cooling medium inlet pipe and the cavity wall of the cooling cavity 4, and a cooling medium outlet pipe 11 is connected to one end of the electrode body, the cooling medium outlet pipe 11 is communicated with the cooling cavity 4, cooling water enters the cooling cavity 4 through a cooling medium inlet pipe, flows to the cooling medium outlet pipe 11 through a gap between the outer wall of the cooling medium inlet pipe and the cavity wall of the cooling cavity 4, and flows out of the cooling medium outlet pipe 11 to realize cooling of the electrode body. The high-purity insulating layer 13 with the thickness of 0.1mm is sprayed on the connecting section 2, the high-purity insulating coating with the thickness of 0.1mm is sprayed on the outside of the pipe section 3, the high-purity insulating coating can resist the voltage of over 12000V to ensure that the voltage resistance and the insulation between the electric conductor and the furnace body 9 meet the requirements, the metal transition layer is sprayed between the insulating layer 13 and the electrode body to ensure the bonding force between the insulating layer 13 and the electrode body, and the insulating layer 13 is a spraying layer made of ceramic powder. The electrode body is not in direct contact with the furnace body 9, and is insulated from the furnace body 9. The high-purity polytetrafluoroethylene furnace is characterized in that an insulating sleeve 12 of high-purity polytetrafluoroethylene is sleeved on the pipe section 3, the lower portion of the insulating sleeve 12 is connected with an insulating base 6 of the high-purity polytetrafluoroethylene, a step is arranged at the joint of the connecting section 2 and the pipe section 3, the step is in sealing connection with the furnace body 9 through an insulating sealing gasket 5, the upper portion of the insulating sleeve 12 is in sealing connection with the furnace body 9 and the step through a high-purity nonmetal insulating sealing gasket 5, and the insulating base 6 is in sealing connection and locking with the furnace body 9 through a nut 8 and a gasket 7.
The implementation of the utility model has the advantages that: the novel insulating electrode body consists of a positive electrode body and a negative electrode body, is connected through a power supply clamp and is matched with the furnace body through an electrode assembly. The electrode body is made of copper or other metal materials with excellent conductivity, the electrode body comprises an electrode tip electrically connected with a heating element in the furnace body, the electrode tip is connected with a pipe section through a connecting section, the connecting section is in a straight section shape or a convex shoulder shape, so that the electrode tip and the connecting section are easy to clean and are not easy to introduce impurities, the pipe section penetrates through the wall of the furnace body and is connected with the wall of the furnace body in a sealing manner, the electrode tip, the connecting section and the pipe section are integrally connected, and the connecting section has the function of enabling the electrode tip without an insulating layer to be away from the wall of the furnace body, so that the electrode tip and the furnace body cannot generate electric arcs or be electrically connected. The pipe section is coated with an insulating coating, an insulating sleeve can be additionally arranged between the pipe section and the wall of the furnace body for insulation, the outer surface of the connecting section is sprayed with an insulating layer, the electrode head and the connecting section are both provided with cavities, the cavity is communicated with the inner space of the pipe section to form a cooling cavity, a cooling device is arranged in the cooling cavity, the cooling device comprises a cooling medium inlet pipe inserted into the cooling cavity, a gap is reserved between the outer wall of the cooling medium inlet pipe and the wall of the cooling cavity, and one end of the electrode body is connected with a cooling medium outlet pipe, the cooling medium outlet pipe is communicated with the cooling cavity, cooling water enters the cooling cavity through the cooling medium inlet pipe, flows to the cooling medium outlet pipe through a gap between the outer wall of the cooling medium inlet pipe and the cavity wall of the cooling cavity and flows out of the cooling medium outlet pipe to realize cooling of the electrode body. The high-purity insulating layer with a certain thickness is sprayed on the connecting section, the high-purity insulating coating with a certain thickness is sprayed on the outer side of the pipe section, so that the pressure resistance and the insulation between the electrode body and the furnace body can be guaranteed, the metal transition layer is sprayed between the insulating layer and the electrode body, so that the binding force between the insulating layer and the electrode body can be guaranteed, and the insulating layer is a spraying layer made of ceramic powder. The electrode body is not in direct contact with the furnace body, the electrode body is insulated from the furnace body, an insulating sleeve of high-purity polytetrafluoroethylene is sleeved on the pipe section, the lower portion of the insulating sleeve is connected with an insulating base of the high-purity polytetrafluoroethylene, a step is arranged at the joint of the connecting section and the pipe section, the step is in sealing connection with the furnace body through an insulating sealing gasket, the upper portion of the insulating sleeve is in sealing connection with the furnace body and the step through a high-purity nonmetal insulating sealing gasket and is insulated, and the insulating base is in sealing connection and locking with the furnace body through a nut and a gasket. Through the technical scheme, the effects of voltage resistance, insulation, easy cleaning of the electrode tip and the connecting section, difficult introduction of impurities and arc discharge prevention can be achieved.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a novel insulating electrode body, its characterized in that, the electrode body includes the electrode tip of being connected with heating element electricity in the furnace body, the electrode tip is connected through a linkage segment and a pipeline section, the pipeline section runs through the furnace body wall setting and with furnace body wall sealing connection, the outer spraying of pipeline section has insulating coating, linkage segment surface spraying has the insulating layer, all be equipped with the cavity in electrode tip and the linkage segment, the cavity constitutes the cooling chamber with pipeline section inner space intercommunication, be equipped with cooling device in the cooling chamber.
2. The novel insulated electrode body according to claim 1, characterized in that the electrode tip, the connecting section, and the tube section are an integrally connected unitary body.
3. The novel insulated electrode body according to claim 1, wherein the connecting section is in a straight section shape or in a shouldered shape.
4. The novel insulated electrode body according to claim 1, wherein a step is provided at the joint of the connecting section and the tube section, and the lower part of the connecting section is connected with the furnace body in an insulating and sealing manner through the step and an insulating gasket.
5. The novel insulated electrode body according to claim 1, wherein an insulating sleeve is provided between the tube section and the furnace body wall.
6. The novel insulated electrode body of claim 1, wherein an insulating base is connected to the lower part of the electrode body, and the insulating base is hermetically connected with the furnace body through a nut and a gasket.
7. The novel insulated electrode body according to claim 4, characterized in that the insulating gasket is a high-purity insulating gasket.
8. The novel insulated electrode body according to claim 1, wherein a metal transition layer is sprayed between the insulating layer and the electrode body, and the insulating layer is one or more high purity insulating layers.
9. The novel insulated electrode body according to claims 1 to 8, characterized in that the novel insulated electrode body comprises a positive electrode and a negative electrode, and the electrode body lower portions of the positive electrode and the negative electrode are connected to a power supply jig.
10. The novel insulated electrode body according to claim 9, wherein the cooling device comprises a cooling medium inlet pipe inserted into the cooling chamber, a gap is left between the outer wall of the cooling medium inlet pipe and the wall of the cooling chamber, and a cooling medium outlet pipe is connected to one end of the electrode body and is communicated with the cooling chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120691138.6U CN215499638U (en) | 2021-04-06 | 2021-04-06 | Novel insulating electrode body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120691138.6U CN215499638U (en) | 2021-04-06 | 2021-04-06 | Novel insulating electrode body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215499638U true CN215499638U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120691138.6U Active CN215499638U (en) | 2021-04-06 | 2021-04-06 | Novel insulating electrode body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215499638U (en) |
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2021
- 2021-04-06 CN CN202120691138.6U patent/CN215499638U/en active Active
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