CN102140649A - Electrolyzer anode sealing device - Google Patents
Electrolyzer anode sealing device Download PDFInfo
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- CN102140649A CN102140649A CN2011101045843A CN201110104584A CN102140649A CN 102140649 A CN102140649 A CN 102140649A CN 2011101045843 A CN2011101045843 A CN 2011101045843A CN 201110104584 A CN201110104584 A CN 201110104584A CN 102140649 A CN102140649 A CN 102140649A
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- sleeve gasket
- filler
- lower sleeve
- electrolytic cell
- tightness system
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Abstract
The invention belongs to the field of electrochemistry, and discloses an electrolyzer anode sealing device, which comprises upper and lower seal cartridges sleeved outside a copper suspender, sleeves sleeved outside the upper and lower seal cartridges, a filler filling in a space formed by the copper suspender, the upper and lower seal cartridges and the sleeves, and a locking nut arranged on the top of the upper seal cartridge. In the electrolyzer anode sealing device, the upper and lower seal cartridges and the filler have moderate circumferential sizes, and facilitate insulation of a cathode and an anode, and the filler is convenient to fill; the contact surfaces of the upper and lower seal cartridges and the filler are conical surfaces so as to easily ensure the compactness of the filler and radial seal with the copper suspender; a proper distance is formed between a gasket and the sleeve, so that the insulation of the cathode and the anode is ensured and the filling amount of the filler is convenient to check; the lower seal cartridge is segmentally arranged so as to facilitate assembly of a sealing device and ensure two-stage sealing effect; and the upper and lower seal cartridges are made of a mixture of polytetrafluoroethylene powder and fluorite powder, so that the strength and toughness of the seal cartridges are improved and the sealing property is improved when the seal cartridges are contacted with metal materials.
Description
Technical field
The present invention relates to technical field of electrochemistry, particularly relate to a kind of anode electrolytic cell tightness system.
Background technology
The physical dimension of existing advanced anode electrolytic cell seal box is smaller, be generally upper end outside diameter φ 62, internal diameter φ 46, lower end outside diameter φ 54, internal diameter φ 38, seal cartridge and packing cavity adopt plane contact, and upper and lower seal cartridge structure is "T"-shaped structure, packing cavity is a doline, and the seal cartridge material is a tetrafluoroethylene.This kind structure often goes wrong in production practice, takes place easily to leak and burn seal box, adopt this sealing structure box duration of service the shortest less than a week, and maximum driving electric current has a strong impact on industrial production less than 3000A, produces greatly loss.Therefore, solving the leakage of anode electrolytic cell seal box is a crux problem, by analyzing the constructional feature of existing seal box, have following defective: 1) radial clearance between jacket casing inwall and copper suspension rod is improper, may influence insulation effect, and seal cartridge can not bear due snap-in force and destroyed when compressing filler, and the assembling of filler is also difficult; 2) contact surface of upper and lower seal cartridge and filler is the plane, may cause filler radially to hold the not enough and poor sealing performance of copper suspension rod dynamics tightly; 3) the seal cartridge material is a tetrafluoroethylene, causes insufficient strength; When 4) upper sleeve gasket and jacket casing compressed, the filler in the packing cavity may malcompression.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention improves the current value that bears of anode electrolytic cell tightness system, enhances productivity and the stopping property of tightness system, and prolongs the work-ing life of tightness system.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of anode electrolytic cell tightness system, it comprises: the lower sleeve gasket 2 and the upper sleeve gasket 5 that are set in copper suspension rod 1 outside, be set in the jacket casing 3 of described lower sleeve gasket 2 and upper sleeve gasket 5 outsides, be filled in described copper suspension rod 1, lower sleeve gasket 2, upper sleeve gasket 5 and jacket casing 3 and form filler 4 in the space and the set nut 7 that is arranged on described upper sleeve gasket 5 tops.
Wherein, described lower sleeve gasket 2 comprises: the lower sleeve gasket jacket wall 21 of column annular, described lower sleeve gasket jacket wall 21 outside surfaces offer annular groove 22, and described lower sleeve gasket jacket wall 21 is the conical surface with described filler 4 contacted end faces, and the upper bottom surface radius of this conical surface is greater than its bottom surface radius.
Wherein, described upper sleeve gasket 5 comprises: the upper sleeve gasket jacket wall 51 of column annular, and described upper sleeve gasket jacket wall 51 is the conical surface with described filler 4 bottom face in contact, the bottom surface radius of this conical surface is greater than its upper bottom surface radius.
Wherein, described groove 22 is provided with chamfering with the junction on described lower sleeve gasket jacket wall 21 tops.
Wherein, described jacket casing 3 bottoms are fastened between described groove 22 and the electrolyzer cover plate 8.
Wherein, the wall thickness of described lower sleeve gasket jacket wall 21 and upper sleeve gasket jacket wall 51 equates.
Wherein, described upper sleeve gasket 5 tops are provided with pad 6, and described nut 7 is pressed on the described pad 6.
Wherein, the distance between described jacket casing 3 and the pad 6 is not less than d, and d is the spacing of the insulating resistance value between described jacket casing 3 and the pad 6 when being 1M Ω.
Wherein, described lower sleeve gasket 2 grooves 22 are provided with cut-off rule, radially described lower sleeve gasket 2 are divided into two portions up and down.
Wherein, described upper sleeve gasket 5 and lower sleeve gasket 2 adopt polytetrafluoroethylene powder and fluorite powder mixing manufacture.
(3) beneficial effect
The anode electrolytic cell tightness system that technique scheme provided, the hoop moderate dimensions of upper-lower seal cover and filler helps the insulation of yin, yang interpolar, and convenient filling material; Upper-lower seal cover all is set to conical surface with the contact surface of filler, be easy to guarantee filler compress and the copper suspension rod between radial seal; Suitable spacing is set between pad and upper sleeve gasket, guarantees the insulation of yin, yang interpolar, and the convenient filler loadings of checking; The lower sleeve gasket segmentation is provided with, and makes things convenient for the assembling of tightness system and guarantees that the two-stage sealing plays a role; The upper-lower seal cover adopts polytetrafluoroethylene powder and fluorite powder mixing manufacture, increases the intensity and the toughness of seal cartridge, strengthens the stopping property that it contacts with metallic substance.
Description of drawings
Fig. 1 is the structural representation of the anode electrolytic cell tightness system of the embodiment of the invention;
Fig. 2 is the structural representation of the lower sleeve gasket of the embodiment of the invention;
Fig. 3 is the structural representation of the upper sleeve gasket of the embodiment of the invention.
Wherein, 1: the copper suspension rod; 2: lower sleeve gasket; 3: jacket casing; 4: filler; 5: upper sleeve gasket; 6: pad; 7: nut; 8: cover plate; 21: the lower sleeve gasket jacket wall; 22: groove; 23: the following conical surface; 51: the upper sleeve gasket jacket wall; 52: go up the conical surface; A: electrolyzer inner compartment; B: atmosphere zone; D: the distance between pad and jacket casing.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used to illustrate the present invention, but are not used for limiting the scope of the invention.
With reference to Fig. 1, structural representation for the anode electrolytic cell tightness system of the embodiment of the invention, it comprises: the lower sleeve gasket 2 and the upper sleeve gasket 5 that are set in copper suspension rod 1 outside, be set in the jacket casing 3 of lower sleeve gasket 2 and upper sleeve gasket 5 outsides, be filled in copper suspension rod 1, lower sleeve gasket 2, upper sleeve gasket 5 and jacket casing 3 and form filler 4 in the space and the set nut 7 that is arranged on upper sleeve gasket 5 tops.
Also be provided with pad 6 at upper sleeve gasket 5 tops, nut 7 is pressed on the pad 6 to compress upper sleeve gasket 5, closely do not contact between pad 6 and the jacket casing 3, keep spacing d at least, this spacing can make the insulating resistance value between pad 6 and the jacket casing 3 be not less than 1M Ω, guarantee that lower sleeve gasket 2, filler 4 be close to the face that jacket casing 3 contacts, also guarantee the insulation of yin, yang interpolar.
With reference to Fig. 2, show the structural representation of the lower sleeve gasket of present embodiment, lower sleeve gasket 2 comprises: the lower sleeve gasket jacket wall 21 of column annular, lower sleeve gasket jacket wall 21 outside surfaces offer annular groove 22, lower sleeve gasket jacket wall 21 is the conical surface with filler 4 contacted end faces, and the upper bottom surface radius of this conical surface is greater than its bottom surface radius.
With reference to Fig. 3, show the structural representation of the upper sleeve gasket of present embodiment, upper sleeve gasket 5 comprises: the upper sleeve gasket jacket wall 51 of column annular, and upper sleeve gasket jacket wall 51 is the conical surface with filler 4 bottom face in contact, the bottom surface radius of this conical surface is greater than its upper bottom surface radius.
In order to strengthen the stopping property that jacket casing 3 engages with the upper-lower seal inner room, junction on groove 22 and lower sleeve gasket jacket wall 21 tops is provided with chamfering, accordingly, the structure of jacket casing 3 is set to the structure of lower sleeve gasket jacket wall 21 suitable, makes jacket casing 3 bottoms closely be fastened between groove 22 and the electrolyzer cover plate 8.
It is outside that for convenience jacket casing 3 is set in the upper-lower seal cover, and preferably the wall thickness of lower sleeve gasket jacket wall 21 and upper sleeve gasket jacket wall 51 is set to equate, and the setting of its wall thickness can guarantee to seal and is with enough intensity and bears snap-in force.
In addition, present embodiment has also been done the improvement on the material, adopts polytetrafluoroethylene powder and fluorite powder mixing manufacture upper sleeve gasket 5 and lower sleeve gasket 2, makes the existing certain intensity of seal cartridge, and enough bearing property are arranged again, the sealing between the metallic substance of realizing being in contact with it.
When the fitting tight device, for the convenience of assembling, on the groove 22 of lower sleeve gasket 2, cut-off rule is set, radially lower sleeve gasket 2 is divided into two portions up and down, non-contravention was as the criterion when the pattern length of the lower sleeve gasket 2 after cutting apart compressed with assembling, two portions of lower sleeve gasket 2 are packed into behind the jacket casing 3, reinstalling filler 4 also compresses in advance, install seal cartridge 5 then, compress upper sleeve gasket 5 with nut 7 and pad 6 at last, need after assembling is finished to guarantee that pad 6 and 3 of jacket casings have appropriate gap, this kind structure can overcome the defective that original tightness system exists, and filling material 4 also becomes more quick and convenient.
At the sulfur hexafluoride production field, nucleus equipment is an electrolyzer, it normally influence on system operation to the success or not of whole project.Along with the sulfur hexafluoride Application Areas constantly enlarges, the continuous increase of demand, electrolyzer status has aborning also obtained greatly certainly, the anode electrolytic cell tightness system of present embodiment is used for production practice, quick and easy for installation, can realize long-term operation, and running current can reach more than the 5000A, get through its bottleneck problem.
Present embodiment is made physical dimension and has been done bigger improvement: the redesign of sleeve pipe specification, and the radial clearance of upper end between change copper suspension rod and jacket casing, convenient filling material, and can realize compressing in advance; Sealing ring also with increase, improves the intensity of seal cartridge own to thickness, can compress filler with bigger snap-in force when making assembling; The lower sleeve gasket texture improvement: the "T"-shaped structure of lower sleeve gasket change into " [" shape structure, after about certain distance was cut into two sections more than the platform from lower end " T " again after seal cartridge shaped again the assembling, reduced the mobile resistance of filler in jacket casing like this; The improvement of upper and lower seal cartridge and the contact surface of filler: the face that will contact with filler is designed to the conical surface, and the conical surface plays wedge effect to filler, and the conical surface is cut filler as blade in compaction process, makes filler be easy to compress, thereby holds tightly around the copper suspension rod; The two-stage sealing on lower sleeve gasket and upper sleeve gasket top can be used for abominable and production environment, and sealingly secure is reliable, is applied to the insulated enclosure of anode electrolytic cell, and is efficient and convenient.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (10)
1. anode electrolytic cell tightness system, it is characterized in that, comprise: be set in copper suspension rod (1) outside lower sleeve gasket (2) and upper sleeve gasket (5), be set in the outside jacket casing (3) of described lower sleeve gasket (2) and upper sleeve gasket (5), be filled in described copper suspension rod (1), lower sleeve gasket (2), upper sleeve gasket (5) and jacket casing (3) and form filler (4) in the space and the set nut (7) that is arranged on described upper sleeve gasket (5) top.
2. anode electrolytic cell tightness system as claimed in claim 1, it is characterized in that, described lower sleeve gasket (2) comprising: the lower sleeve gasket jacket wall (21) of column annular, described lower sleeve gasket jacket wall (21) outside surface offers annular groove (22), described lower sleeve gasket jacket wall (21) is the conical surface with the contacted end face of described filler (4), and the upper bottom surface radius of this conical surface is greater than its bottom surface radius.
3. anode electrolytic cell tightness system as claimed in claim 2, it is characterized in that, described upper sleeve gasket (5) comprising: the upper sleeve gasket jacket wall (51) of column annular, described upper sleeve gasket jacket wall (51) is the conical surface with described filler (4) bottom face in contact, and the bottom surface radius of this conical surface is greater than its upper bottom surface radius.
4. anode electrolytic cell tightness system as claimed in claim 3 is characterized in that, described groove (22) is provided with chamfering with the junction on described lower sleeve gasket jacket wall (21) top.
5. anode electrolytic cell tightness system as claimed in claim 4 is characterized in that, described jacket casing (3) bottom is fastened between described groove (22) and the electrolyzer cover plate (8).
6. anode electrolytic cell tightness system as claimed in claim 3 is characterized in that, the wall thickness of described lower sleeve gasket jacket wall (21) and upper sleeve gasket jacket wall (51) equates.
7. anode electrolytic cell tightness system as claimed in claim 1 is characterized in that, described upper sleeve gasket (5) top is provided with pad (6), and described nut (7) is pressed on the described pad (6).
8. anode electrolytic cell tightness system as claimed in claim 7 is characterized in that, the distance between described jacket casing (3) and the pad (6) is not less than d, and d is the spacing of the insulating resistance value between described jacket casing (3) and the pad (6) when being 1M Ω.
9. anode electrolytic cell tightness system as claimed in claim 2 is characterized in that, described lower sleeve gasket (2) groove (22) is provided with cut-off rule, radially described lower sleeve gasket (2) is divided into two portions up and down.
10. anode electrolytic cell tightness system as claimed in claim 3 is characterized in that, described upper sleeve gasket (5) and lower sleeve gasket (2) adopt polytetrafluoroethylene powder and fluorite powder mixing manufacture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110104584 CN102140649B (en) | 2011-04-26 | 2011-04-26 | Electrolyzer anode sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110104584 CN102140649B (en) | 2011-04-26 | 2011-04-26 | Electrolyzer anode sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102140649A true CN102140649A (en) | 2011-08-03 |
| CN102140649B CN102140649B (en) | 2013-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110104584 Active CN102140649B (en) | 2011-04-26 | 2011-04-26 | Electrolyzer anode sealing device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2895439Y (en) * | 2006-03-22 | 2007-05-02 | 李�荣 | Medium-temperature fluorine-making electrolytic tank |
| CN201037152Y (en) * | 2007-02-14 | 2008-03-19 | 宁波和利氢能源科技有限公司 | Integrated series-parallel combined electrolysis bath |
| JP4083672B2 (en) * | 2003-12-11 | 2008-04-30 | 東洋炭素株式会社 | Insulating support member and electrolytic cell |
| CN101252794A (en) * | 2007-12-27 | 2008-08-27 | 王子金 | Conductive rod seal insulating device of electric heating stove and electric heating stove using the same |
| CN101311318A (en) * | 2008-02-27 | 2008-11-26 | 清华大学 | Sealing device of solid oxide electrolytic cell for high-temperature electrolytic hydrogen production and sealing method thereof |
| US20090107835A1 (en) * | 2007-10-31 | 2009-04-30 | Novellus Systems, Inc. | Rapidly Cleanable Electroplating Cup Assembly |
-
2011
- 2011-04-26 CN CN 201110104584 patent/CN102140649B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4083672B2 (en) * | 2003-12-11 | 2008-04-30 | 東洋炭素株式会社 | Insulating support member and electrolytic cell |
| CN2895439Y (en) * | 2006-03-22 | 2007-05-02 | 李�荣 | Medium-temperature fluorine-making electrolytic tank |
| CN201037152Y (en) * | 2007-02-14 | 2008-03-19 | 宁波和利氢能源科技有限公司 | Integrated series-parallel combined electrolysis bath |
| US20090107835A1 (en) * | 2007-10-31 | 2009-04-30 | Novellus Systems, Inc. | Rapidly Cleanable Electroplating Cup Assembly |
| CN101252794A (en) * | 2007-12-27 | 2008-08-27 | 王子金 | Conductive rod seal insulating device of electric heating stove and electric heating stove using the same |
| CN101311318A (en) * | 2008-02-27 | 2008-11-26 | 清华大学 | Sealing device of solid oxide electrolytic cell for high-temperature electrolytic hydrogen production and sealing method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 《无机盐工业》 19880131 陆俊良 "金属阳极电解槽设计的改进" 29-32 1-10 , 第1期 * |
| 陆俊良: ""金属阳极电解槽设计的改进"", 《无机盐工业》 * |
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| Publication number | Publication date |
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| CN102140649B (en) | 2013-03-06 |
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Owner name: ZHONGHAO CHENGUANG RESEARCH INSTITUTE OF CHEMICAL Free format text: FORMER NAME: ZHONGHAO CHENGUANG CHEMICAL RESEARCH INST. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 643201 Zigong County, Sichuan Province, Chenguang Road, No. 135, Fushun Patentee after: Zhonghao Chenguang Chemical Institute Co., Ltd. Address before: 643201 Zigong County, Sichuan Province, Chenguang Road, No. 135, Fushun Patentee before: Zhonghao Chenguang Chemical Research Inst. |