CN203687646U - Water cooling electrode for vacuum furnace - Google Patents
Water cooling electrode for vacuum furnace Download PDFInfo
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- CN203687646U CN203687646U CN201320821771.8U CN201320821771U CN203687646U CN 203687646 U CN203687646 U CN 203687646U CN 201320821771 U CN201320821771 U CN 201320821771U CN 203687646 U CN203687646 U CN 203687646U
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- blind flange
- electrode
- tip holder
- copper electrode
- vacuum drying
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Abstract
The utility model relates to the field of vacuum furnace equipment and particularly relates to a water cooling electrode for a vacuum furnace. The water cooling electrode comprises an electrode holder, a copper electrode stem and a flange cover, wherein the copper electrode stem and the flange cover are installed on the electrode holder, the copper electrode stem is internally provided with a cooling cavity, a cooling water pipe is arranged in the cooing cavity, a water inlet pipe communicated with the cooling water pipe and a water outlet pipe communicated with the cooling cavity are arranged on the copper electrode stem, a seal part is arranged between the matched surfaces of the copper electrode stem and the flange cover, a bakelite press cover is arranged on one side, far from the electrode holder, of the flange cover, and the flange cover and the bakelite press cover are connected through a bolt. The water cooling electrode for the vacuum furnace is simple in structure, is convenient and time-saving to install, and not only improves the sealing performance of the electrode, but also solves the problem of leakage caused by the welding defect, in addition, the material of the flange cover is not limited, the secondary processing procedures during or after welding are saved, and the production cost is lowered.
Description
Technical field
The utility model relates to vacuum drying oven apparatus field, relates in particular to a kind of vacuum drying oven water cooled electrode.
Background technology
Water cooled electrode is the port that vacuum drying oven connects stove internal heat generation body assembly, is the critical component that connects heating element heater in stove external power and stove.Different types of vacuum drying oven requires different to electrode, have on the vacuum drying oven of sealing property requirement at some, because the installation of electrode need to perforate on body of heater, therefore, electrode has also been proposed to the requirement of sealing property, can the quality of electrode sealing property be directly connected to stove and touch the mark and require and the service behaviour of stove.
As depicted in figs. 1 and 2, existing vacuum drying oven water cooled electrode, comprise electrode tip holder 1 and blind flange 7 ', the internal sleeve of electrode tip holder 1 be provided with copper electrode bar 2 ', copper electrode bar 2 ' inside there is the cooling cavity 3 for logical cooling water, the inside of cooling cavity 3 is provided with cooling water pipe 4, one end near electrode tip holder 1 on copper electrode bar 2 is provided with the water inlet pipe 5 being connected with cooling water pipe 4 and the outlet pipe 6 being connected with cooling cavity 3, between electrode tip holder 1 and copper electrode bar 2 and near the copper electrode bar 2 of blind flange 7 ' one end ' outer cover be provided with tetrafluoro lining 8, electrode tip holder 1 and blind flange 7 ' mating surface between be provided with sealing ring 9, copper electrode bar 2 ' and blind flange 7 ' between adopt welding manner to be connected, electrode tip holder 1 and blind flange 7 ' between be connected by bolt.
Is connected because copper electrode bar and blind flange adopt welding manner, not only length consuming time, cost of labor are high, and Welding Structure easily produces weld defect, cause electrode poor sealing performance, have the easily potential safety hazard of leakage.In addition, the welding between copper and stainless steel is unreliable, can only connect with carbon steel and brazing, and the material of blind flange has very large limitation, and meanwhile, welding easily produces moderate finite deformation, needs reserved enough secondary operations allowances in welding process.
Utility model content
The purpose of this utility model is to provide a kind of vacuum drying oven water cooled electrode, can effectively solve existing welding length consuming time, cost of labor is high,, there is the problem of easy risk of leakage in electrode poor sealing performance and the material of blind flange is restricted and welding, defect that postwelding secondary operations operation is numerous and diverse.
For reaching this object, the utility model by the following technical solutions:
The utility model provides a kind of vacuum drying oven water cooled electrode, comprise electrode tip holder, be arranged on copper electrode bar and blind flange on described electrode tip holder, the inside of described copper electrode bar has cooling cavity, the inside of described cooling cavity is provided with cooling water pipe, on described copper electrode bar, be provided with the water inlet pipe being connected with described cooling water pipe and the outlet pipe being connected with described cooling cavity, between the mating surface of described copper electrode bar and described blind flange, be provided with seal member, a side away from described electrode tip holder of described blind flange is provided with bakelite gland, between described blind flange and described bakelite gland, be bolted.
As preferred version of the present utility model, on described copper electrode bar, be provided with sealing ring, described blind flange is arranged on described electrode tip holder, between the radial fit face of described copper electrode bar and described blind flange, be provided with the first sealing ring, between the flange face of described sealing ring and described blind flange, be provided with the second sealing ring.
As preferred version of the present utility model, between described electrode tip holder and described blind flange, be bolted.
As preferred version of the present utility model, on described blind flange, be provided with the first screwed hole, on described bakelite gland, be provided with second bolt hole corresponding with described the first screwed hole, described blind flange is fixedly connected with by described bolt with described bakelite gland.
As preferred version of the present utility model, on described blind flange, be also provided with the 3rd bolt hole, on described electrode tip holder, be provided with four bolt hole corresponding with described the 3rd bolt hole, described blind flange is fixedly connected with by described bolt with described electrode tip holder.
As preferred version of the present utility model, between described electrode tip holder and described blind flange, be provided with sealing ring.
As preferred version of the present utility model, between described electrode tip holder and described copper electrode bar and near the outer cover of the described copper electrode bar of described blind flange one end, be provided with tetrafluoro lining.
The beneficial effects of the utility model are:
The utility model provides a kind of vacuum drying oven water cooled electrode, simple in structure, easy for installation saving time, not only improved electrode sealing property, overcome the leakage problem bringing because of weld defect, and the material of blind flange is unrestricted, save welding, postwelding secondary operations operation, reduced production costs.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vacuum drying oven water cooled electrode that provides of prior art;
Fig. 2 is copper electrode bar in Fig. 1 and the package assembly schematic diagram of blind flange;
Fig. 3 is the structural representation of the vacuum drying oven water cooled electrode that provides of the utility model embodiment;
Fig. 4 is copper electrode bar in Fig. 3 and the package assembly schematic diagram of blind flange.
Wherein:
1, electrode tip holder; 2, copper electrode bar; 3, cooling cavity; 4, cooling water pipe; 5, water inlet pipe; 6, outlet pipe; 7, blind flange; 8, tetrafluoro lining; 9, sealing ring; 10, bakelite gland; 11, the first sealing ring; 12, the second sealing ring; 21, sealing ring;
2 ', copper electrode bar; 7 ', blind flange.
The specific embodiment
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by the specific embodiment.
As shown in Figure 1, in existing vacuum drying oven water cooled electrode, copper electrode bar 2 ' and blind flange 7 ' between adopt welding manner to be connected, electrode tip holder 1 and blind flange 7 ' between be connected by bolt.Due to copper electrode bar 2 ' be connected with blind flange 7 ' employing welding manner, not only length consuming time, cost of labor are high, and Welding Structure easily produces weld defect, cause electrode poor sealing performance, have the potential safety hazard of easily leaking.And the welding between copper and stainless steel is unreliable, can only connect with carbon steel and brazing, the material of blind flange has very large limitation, and meanwhile, welding easily produces moderate finite deformation, needs reserved enough secondary operations allowances in welding process.For above-mentioned defect, the utility model on the basis of existing technology, has been done further improvement.
As shown in Figure 2, a kind of vacuum drying oven water cooled electrode that present embodiment provides, it comprises electrode tip holder 1, be arranged on copper electrode bar 2 and blind flange 7 on electrode tip holder 1, the inside of copper electrode bar 2 has cooling cavity 3, the inside of cooling cavity 3 is provided with cooling water pipe 4, on described copper electrode bar 2, be provided with the water inlet pipe 5 being connected with cooling water pipe 4 and the outlet pipe 6 being connected with cooling cavity 3, between electrode tip holder 1 and copper electrode bar 2 and near the outer cover of the copper electrode bar 2 of blind flange 7 one end, be provided with tetrafluoro lining 8, between the mating surface of electrode tip holder 1 and blind flange 7, be provided with sealing ring 9, between the mating surface of copper electrode bar 2 and blind flange 7, be provided with seal member, present embodiment is preferably, on copper electrode bar 2, be provided with sealing ring 21, blind flange 7 is arranged on electrode tip holder 1, between the radial fit face of copper electrode bar 2 and blind flange 7, be provided with the first sealing ring 11, between the flange face of sealing ring 21 and blind flange 7, be provided with the second sealing ring 12.By two place's the first sealing rings 11 between copper electrode bar 2 and blind flange 7 and the setting of the second sealing ring 12, not only easy for installation saving time, improve electrode sealing property, overcome the leakage problem bringing because of weld defect, and the material of blind flange is unrestricted, save a large amount of man-hours and material, saved welding, postwelding secondary operations operation, reduced production costs.
A side away from electrode tip holder 1 of blind flange 7 is provided with bakelite gland 10, between blind flange 7 and bakelite gland 10, is bolted, and between electrode tip holder 1 and blind flange 7, is bolted.Concrete, on blind flange 7, be provided with the first screwed hole, on bakelite gland 10, be provided with second bolt hole corresponding with the first screwed hole, bolt is tightened through the second bolt hole and the first screwed hole, and blind flange 7 is fixedly connected with bakelite gland 10.On blind flange 7, be also provided with the 3rd bolt hole, be provided with four bolt hole corresponding with the 3rd bolt hole on electrode tip holder 1, bolt is fixedly connected with electrode tip holder 1 with the 4th bolt hole through the 3rd bolt hole with blind flange 7.
When concrete assembling electrode stem assembly, first the first sealing ring 11, the second sealing ring 12 are enclosed within the seal groove of copper electrode bar 2 and sealing ring 21 places, then copper electrode bar 2 is installed on blind flange 7, finally adopt bolt that bakelite gland 10 and blind flange 7 are fastenedly connected, copper electrode bar 2 is fixed on blind flange 7 simultaneously, with bolt, blind flange 7 is fastened on the electrode tip holder 1 of vacuum drying oven afterwards.
In conjunction with the specific embodiment, know-why of the present utility model is described above.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present utility model, and these modes all will fall in protection domain of the present utility model.
Claims (7)
1. a vacuum drying oven water cooled electrode, comprise electrode tip holder (1), be arranged on copper electrode bar (2) and blind flange (7) on described electrode tip holder (1), the inside of described copper electrode bar (2) has cooling cavity (3), the inside of described cooling cavity (3) is provided with cooling water pipe (4), on described copper electrode bar (2), be provided with the water inlet pipe (5) being connected with described cooling water pipe (4) and the outlet pipe (6) being connected with described cooling cavity (3), it is characterized in that
Between the mating surface of described copper electrode bar (2) and described blind flange (7), be provided with seal member, a side away from described electrode tip holder (1) of described blind flange (7) is provided with bakelite gland (10), between described blind flange (7) and described bakelite gland (10), is bolted.
2. a kind of vacuum drying oven water cooled electrode according to claim 1, is characterized in that,
On described copper electrode bar (2), be provided with sealing ring (21), described blind flange (7) is arranged on described electrode tip holder (1), between the radial fit face of described copper electrode bar (2) and described blind flange (7), be provided with the first sealing ring (11), between the flange face of described sealing ring (21) and described blind flange (7), be provided with the second sealing ring (12).
3. a kind of vacuum drying oven water cooled electrode according to claim 1, is characterized in that,
Between described electrode tip holder (1) and described blind flange (7), be bolted.
4. a kind of vacuum drying oven water cooled electrode according to claim 1, is characterized in that,
Described blind flange is provided with the first screwed hole on (7), is provided with second bolt hole corresponding with described the first screwed hole on described bakelite gland (10), and described blind flange (7) is fixedly connected with by described bolt with described bakelite gland (10).
5. a kind of vacuum drying oven water cooled electrode according to claim 3, is characterized in that,
On described blind flange (7), be also provided with the 3rd bolt hole, be provided with four bolt hole corresponding with described the 3rd bolt hole on described electrode tip holder (1), described blind flange (7) is fixedly connected with by described bolt with described electrode tip holder (1).
6. a kind of vacuum drying oven water cooled electrode according to claim 1, is characterized in that,
Between described electrode tip holder (1) and described blind flange (7), be provided with sealing ring (9).
7. a kind of vacuum drying oven water cooled electrode according to claim 1, is characterized in that,
Between described electrode tip holder (1) and described copper electrode bar (2) and near the outer cover of the described copper electrode bar (2) of described blind flange (7) one end, be provided with tetrafluoro lining (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320821771.8U CN203687646U (en) | 2013-12-12 | 2013-12-12 | Water cooling electrode for vacuum furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320821771.8U CN203687646U (en) | 2013-12-12 | 2013-12-12 | Water cooling electrode for vacuum furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203687646U true CN203687646U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320821771.8U Expired - Fee Related CN203687646U (en) | 2013-12-12 | 2013-12-12 | Water cooling electrode for vacuum furnace |
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| CN (1) | CN203687646U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106793236A (en) * | 2016-12-19 | 2017-05-31 | 中国航天空气动力技术研究院 | A kind of welding structure tubular pole |
| CN106929119A (en) * | 2015-12-31 | 2017-07-07 | 中核建中核燃料元件有限公司 | A kind of fuel rod stills for air blowing |
| CN107894168A (en) * | 2017-10-31 | 2018-04-10 | 北京航天计量测试技术研究所 | A kind of high temperature furnace body circulation cooling system |
| CN108024476A (en) * | 2016-10-31 | 2018-05-11 | 张跃 | A kind of flexible sealing water cooled electrode |
-
2013
- 2013-12-12 CN CN201320821771.8U patent/CN203687646U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929119A (en) * | 2015-12-31 | 2017-07-07 | 中核建中核燃料元件有限公司 | A kind of fuel rod stills for air blowing |
| CN106929119B (en) * | 2015-12-31 | 2019-10-11 | 中核建中核燃料元件有限公司 | A kind of fuel rod stills for air blowing |
| CN108024476A (en) * | 2016-10-31 | 2018-05-11 | 张跃 | A kind of flexible sealing water cooled electrode |
| CN108024476B (en) * | 2016-10-31 | 2020-04-07 | 张跃 | Flexible sealing water-cooled electrode |
| CN106793236A (en) * | 2016-12-19 | 2017-05-31 | 中国航天空气动力技术研究院 | A kind of welding structure tubular pole |
| CN106793236B (en) * | 2016-12-19 | 2022-12-13 | 中国航天空气动力技术研究院 | Tubular electrode with welded structure |
| CN107894168A (en) * | 2017-10-31 | 2018-04-10 | 北京航天计量测试技术研究所 | A kind of high temperature furnace body circulation cooling system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 102600 Beijing city Daxing District Huangcun magnetic Gezhuang South six loop overpass bridge 200 meters (Middle Road East) Patentee after: Beijing Huahai Huayi energy saving Polytron Technologies Inc Address before: 102600 Beijing city Daxing District Sun Village Industrial Zone Wei Lu Dong magnetic 200 meters Patentee before: BEIJING HUAHAI ZHONGYI INDUSTRIAL FURNACES CO., LTD. |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160830 Address after: Huang Wei Road 239000 Anhui province Chuzhou Nanqiao Industrial Development Zone Wu Yi Park No. 19 Patentee after: Chuzhou Huahai Zhongyi Industrial Furnace Co., Ltd. Address before: 102600 Beijing city Daxing District Huangcun magnetic Gezhuang South six loop overpass bridge 200 meters (Middle Road East) Patentee before: Beijing Huahai Huayi energy saving Polytron Technologies Inc |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20191212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |