CN102623110B - Insulator device - Google Patents
Insulator device Download PDFInfo
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- CN102623110B CN102623110B CN 201210130407 CN201210130407A CN102623110B CN 102623110 B CN102623110 B CN 102623110B CN 201210130407 CN201210130407 CN 201210130407 CN 201210130407 A CN201210130407 A CN 201210130407A CN 102623110 B CN102623110 B CN 102623110B
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- inner core
- resin inner
- blocking surface
- sealing ring
- mounting seat
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Abstract
The invention discloses an insulator device, which comprises a resin inner core and a rubber layer coated outside the resin inner core, wherein the resin inner core is provided with a middle axis hole; the outer wall of the rubber layer is provided with a plurality of rubber umbrella skirts; the upper end of the resin inner core is provided with a metal binding post; the lower part of the resin inner core is provided with a blocking surface; the outer wall of the resin inner core is provided with screw threads from an open end to a position close to the blocking surface; a sealing ring is arranged close to the blocking surface towards the direction of the screw threads; one side of the sealing ring facing away from the blocking surface is provided with an installation base; one side of the installation base facing away from the sealing ring is provided with a fastening nut; and the fastening nut is used for tightly pressing the installation base against the end face of the sealing ring through the screw threads. According to the insulator device, the technical problems of complex processing process and long production time of an insulator device with high sealing performance in the prior art are solved; and the insulator device has a simple processing process and high sealing performance.
Description
Technical field
The present invention relates to a kind of high-tension electricity electric component, specifically a kind of high-voltage power capacitor insulator arrangement.
Background technology
Insulator is a kind of special insulation control, in overhead transmission line, plays an important role.The high-tension electricity capacitive isolator of carrying for high-tension electricity at present, be generally ceramic component, comprises insulator body, and insulator body is provided with a plurality of full skirts, and its two ends are provided with metal connection assembly and metal installation component.What the conventional method that metal connection assembly, metal installation component are connected with insulator body generally adopted is the method for welding, particularity due to ceramic material, machining accuracy is difficult to guarantee, the concave-convex surface difference that causes ceramic material, in order to improve the connection sealing of itself and metal connection assembly, metal installation component, generally need the mode of welding that they are coupled together.The silver alloy welding that the mode that insulator body and metal connection assembly and metal installation component are coupled together adopts mostly; this has improved the cost of insulator greatly; the viscous state that simultaneously this silver alloy is configured to easily smear need to adopt the heavier acidic chemical medicine of pollution level, is unfavorable for protection of the environment.
For fear of insulator, adopt the mode of welding to be connected with metal connection assembly, metal installation component, a kind of power capacitor is disclosed in Chinese patent literature CN101916655A, comprise capacitor casing and be fixed on the binding post on capacitor casing, described binding post comprises insulator body, be arranged on the metal connection bolt on described insulator body top and be arranged on the metal installation base of described insulator body bottom, described insulator mount pad is the male member be molded directly within on capacitor casing, and described insulator body adopts the compound inslation resin to make; Described metal installation base is provided with Plastic Division for being fixedly connected with described insulator body and installation portion for being connected with capacitor casing.Thereby the Plastic Division of described metal installation base is connected with described insulator body in the bottom of described insulator body by injection mo(u)lding or compression molding plastic packaging.In this technical scheme, straight forming metal installation base on capacitor casing, improve the sealing property of described insulator body and metal installation base, but insulator body and described metal installation base injection mo(u)lding or compression molding are integrated, although improved sealing property, reduced assembling procedure, but need to increase the step that injection mo(u)lding or compression molding are integrated man-hour adding, but greatly improve the complexity of the course of processing, extend the production time in the course of processing.
Summary of the invention
For this reason, technical problem to be solved by this invention is that the insulator arrangement course of processing of high sealing performance in prior art is complicated, the production time is long, thus propose a kind of course of processing simply, the insulator arrangement of good seal performance.
For solving the problems of the technologies described above, the invention provides a kind of insulator arrangement, comprise resin inner core and the rubber layer that is wrapped in described resin inner core outside, described resin inner core has a central axis hole, is provided with a plurality of rubber full skirts on the outer wall of described rubber layer, be provided with the metal connection post in the upper end of described resin inner core, it is characterized in that: the bottom at described resin inner core is provided with blocking surface, be provided with screw thread from open end to close described blocking surface on the outer wall of described resin inner core, be close to described blocking surface and be provided with sealing ring towards the direction of described screw thread, described sealing ring dorsad a side of described blocking surface be provided with mounting seat, be formed with the end face with described clamp nut and the laminating of described sealing ring on described mounting seat, and the centre bore communicated with the central axis hole of described resin inner core, described mounting seat dorsad a side of described sealing ring be provided with clamp nut, described clamp nut is pressed on described mounting seat on the end face of described sealing ring by described screw thread.
Insulator arrangement of the present invention, be provided with boss, the lower surface that described blocking surface is described boss between the upper end of described resin inner core and bottom and near on the outer wall of bottom; The bottom of described resin inner core is open end, and described screw thread is arranged on the lower surface that extends to described boss from the bottom of described resin inner core.
Insulator arrangement of the present invention, described resin inner core has a large diameter and a little diameter from top to bottom, described blocking surface is that described resin inner core changes to from large diameter the end face that little diameter forms, and described screw thread extends to described blocking surface from the bottom of described resin inner core.
Insulator arrangement of the present invention, the bottom of described resin inner core forms the bottom boss, the upper surface that described blocking surface is described bottom boss, described screw thread extends to the upper end of described resin inner core from the top of described boss.
Insulator arrangement of the present invention, described mounting seat is the metal mounting seat, outline is ring-type.
Insulator arrangement of the present invention, described screw thread is with externally threaded quoit, described quoit interference is arranged on the outer wall of described resin inner core.
Insulator arrangement of the present invention, described rubber layer is connected with described mounting seat.
Insulator arrangement of the present invention, on the outer wall of described resin inner core, be provided with detent; Be provided with the positioning convex corresponding with described detent on the inwall of described rubber layer.
Insulator arrangement of the present invention, the upper end of described resin inner core has a circular hole, the bottom of described metal connection post has boss, described metal connection post passes from the central axis hole of described resin inner core, described boss is blocked on the inwall of described resin inner core upper end, be provided with the top seal circle between described inwall and described boss, by hold-down nut, described metal connection post stretched out to the outer partial fixing of described central axis hole on the outer wall of described resin inner core upper end.
Insulator arrangement of the present invention, the outline of described blocking surface is square, circular or oval.
Technique scheme of the present invention has the following advantages compared to existing technology,
(1) insulator arrangement of the present invention, comprise by resin inner core and rubber layer, be provided with the rubber full skirt on rubber layer, be provided with the metal connection post in resin inner core upper end, be provided with blocking surface and screw thread in the bottom of described resin inner core, be close to described blocking surface and be disposed with sealing ring, mounting seat and clamp nut, described clamp nut is pressed on described mounting seat on the end face of described sealing ring by described screw thread.Like this, blocking surface and screw thread by resin inner core bottom have been realized being fastened and connected to described mounting seat, guarantee the connection sealing of mounting seat, avoided, in prior art, mounting seat and described resin inner core are processed to the all-in-one-piece complicated technology, improved sealed precision simultaneously.
(2) insulator arrangement of the present invention, be provided with boss, the lower surface that described blocking surface is described boss between the upper end of described resin inner core and bottom and near on the outer wall of bottom; The bottom of described resin inner core is open end, described screw thread is arranged on the lower surface that extends to described boss from the bottom of described resin inner core, like this, described sealing ring, mounting seat and clamp nut are connected successively below described boss, guarantee sealing property by sealing ring, by clamp nut, guaranteed bonding strength, realized that the sealing of mounting seat and insulator body is fastenedly connected, and each component processing is simple, easy to assembly.
(3) insulator arrangement of the present invention, described resin inner core has a large diameter and a little diameter from top to bottom, described blocking surface is that described resin inner core changes to from large diameter the end face that little diameter forms, and described screw thread extends to described blocking surface from the bottom of described resin inner core.Like this, without the boss that is shaped, by the indent end face, also can realize above-mentioned effective connection on described resin inner core, save material, guarantee the performance that is tightly connected.
(4) insulator arrangement of the present invention, the bottom of stating the resin inner core forms the bottom boss, the upper surface that described blocking surface is described bottom boss, the top that described screw thread is arranged on described boss extends to the upper end of described resin inner core, like this, set gradually sealing ring, mounting seat and clamp nut on the top of described boss, by clamp nut and sealing ring, described mounting seat sealing is pressed on described boss, there is good connection sealing effectiveness.
(5) insulator arrangement of the present invention, described mounting seat is the metal mounting seat, outline is ring-type, described metal mounting seat is pressed on it on described blocking surface by clamp nut and sealing ring, thereby described metal mounting seat and described insulator body are realized effectively being tightly connected.
(6) insulator arrangement of the present invention, described screw thread is with externally threaded quoit, described quoit interference is arranged on the outer wall of described resin inner core.Like this, described screw thread, without directly processing on described resin inner core, is arranged on the resin inner core and gets final product by the form be set with, and has simplified the procedure of processing of described resin inner core.
(7) insulator arrangement of the present invention, on the outer wall of described resin inner core, be provided with detent, be provided with the positioning convex corresponding with described detent on the inwall of described rubber layer, when the described screw thread of processing, by described location notch, insulator body is clamped to convenient operation.
(8) insulator arrangement of the present invention, described metal connection post is connected with the inwall of the upper end of described resin inner core by sealing ring, be connected with the outer wall of the upper end of described resin inner core by hold-down nut, guaranteed that described insulator body top and metal connection post are fastenedly connected.
(9) insulator arrangement of the present invention, described blocking surface is middle square, circle or oval with through hole, the shape of described blocking surface can arrange as required, has applicability widely.
(10) insulator arrangement of the present invention, described rubber layer is connected with described mounting seat, and overall appearance is unified, has improved its aesthetic property.
The accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1, Fig. 2, Fig. 3 are the structure charts of the different embodiment of insulator body of the present invention.
In figure, Reference numeral is expressed as: 1-insulator arrangement, 11-resin inner core, 12-rubber layer, 13-rubber full skirt, 2-metal connection post, 3-blocking surface, the 4-screw thread, 5-sealing ring, 6-mounting seat, the 7-clamp nut, 31-boss, 9-detent, the 14-hold-down nut, 10-top seal circle, 15-central axis hole, 32-bottom boss.
Embodiment
Embodiment 1:
A kind of insulator arrangement 1, concrete structure is shown in Fig. 1, Fig. 1 is frequent set-up mode under its use state, therefore according to the part shown in Fig. 1, defines the upper and lower of this insulator arrangement.Insulator arrangement 1 of the present invention comprises resin inner core 11, and described resin inner core 11 has a central axis hole 15, in the outer wrap of described resin inner core 11, rubber layer 12 is arranged, and is provided with a plurality of rubber full skirts 13 on the outer wall of described rubber layer 12.Be provided with metal connection post 2 at the top of described resin inner core 11, in the bottom of described resin inner core 11, be provided with coupling assembling.The concrete set-up mode of described coupling assembling is: in the bottom of described resin inner core 11, be formed with blocking surface 3, be provided with boss 31 between the upper end of described resin inner core 11 and bottom and near on the outer wall of bottom in the present embodiment, in the lower surface that described blocking surface 3 is described boss 31.The bottom of described resin inner core 11 is open end, and described screw thread 4 is arranged on the position that extends to the lower surface of described boss 31 from the bottom of described resin inner core 11.Bottom at this blocking surface 3, be close to described blocking surface 3 and be provided with sealing ring 5 towards the direction of described screw thread 4, described sealing ring 5 dorsad a side of described blocking surface 3 be provided with mounting seat 6, described mounting seat 6 dorsad a side of described sealing ring 5 be provided with clamp nut 7, on described mounting seat 6, be formed with and described clamp nut 7 and the end face of described sealing ring 5 laminatings and the centre bore communicated with the central axis hole 15 of described resin inner core 11, described clamp nut 7 is pressed on described mounting seat 6 on the end face of described sealing ring 5 by described screw thread 4.During installation, first described sealing ring 5 is arranged on to the bottom of described blocking surface 3 from the lower end of described resin inner core 11, then mounting seat 6 is arranged on to the bottom of described sealing ring 5, finally, by the described clamp nut 7 of described thread segment precession, described mounting seat 6 and sealing ring 5 is fastened.Finally described rubber layer 12 is sleeved on to the outside of described resin inner core 11.
Embodiment 2:
Another one execution mode of the present invention, a kind of insulator arrangement 1, concrete structure is shown in Fig. 2, comprise resin inner core 11, described resin inner core 11 has a central axis hole 15, in the outer wrap of described resin inner core 11, rubber layer 12 is arranged, and is provided with a plurality of rubber full skirts 13 on the outer wall of described rubber layer 12.Be provided with metal connection post 2 in the upper end of described resin inner core 11, in the bottom of described resin inner core 11, be provided with coupling assembling.The concrete set-up mode of described coupling assembling is: described resin inner core 11 has a large diameter and a little diameter from top to bottom, described blocking surface 3 changes to from large diameter the end face that little diameter forms for described resin inner core 11, and described screw thread 4 extends to described blocking surface 3 from the bottom of described resin inner core 11.Bottom at this blocking surface 3, be close to described blocking surface 3 and be provided with sealing ring 5 towards the direction of described screw thread 4, described sealing ring 5 dorsad a side of described blocking surface 3 be provided with mounting seat 6, described mounting seat 6 dorsad a side of described sealing ring 5 be provided with clamp nut 7, on described mounting seat 6, be formed with and described clamp nut 7 and the end face of described sealing ring 5 laminatings and the centre bore communicated with the central axis hole 15 of described resin inner core 11, described clamp nut 7 is pressed on described mounting seat 6 on the end face of described sealing ring 5 by described screw thread 4.The mounting means of the insulator arrangement in the present embodiment is identical with the mounting means in embodiment 1.
Embodiment 3:
Another one execution mode of the present invention, a kind of insulator arrangement 1, concrete structure is shown in Fig. 3, comprise resin inner core 11, described resin inner core 11 has a central axis hole 15, in the outer wrap of described resin inner core 11, rubber layer 12 is arranged, and is provided with a plurality of rubber full skirts 13 on the outer wall of described rubber layer 12.Be provided with metal connection post 2 in the upper end of described resin inner core 11, in the lower end of described resin inner core 11, be provided with coupling assembling.The concrete set-up mode of described coupling assembling is: the bottom of described resin inner core 11 forms bottom boss 32, the upper surface that described blocking surface 3 is described bottom boss 32, described screw thread 4 extends to the upper end of described resin inner core 11 from the top of described bottom boss 32, screw thread 4 herein also can only arrange one section, in the position near bottom boss 32, can play precession clamp nut 7 and reach fastening effect and get final product.Top at this blocking surface 3, be close to described blocking surface 3 and be provided with sealing ring 5 towards the direction of described screw thread 4, described sealing ring 5 dorsad a side of described blocking surface 3 be provided with mounting seat 6, described mounting seat 6 dorsad a side of described sealing ring 5 be provided with clamp nut 7, on described mounting seat 6, be formed with and described clamp nut 7 and the end face of described sealing ring 5 laminatings and the centre bore communicated with the central axis hole 15 of described resin inner core 11, described clamp nut 7 is pressed on described mounting seat 6 on the end face of described sealing ring 5 by described screw thread 4.During installation, first described sealing ring 5 is installed to the top of described blocking surface 3 from the upper end of described resin inner core 11, then described mounting seat 6 is installed to the top of described sealing ring 5 from the upper end of described resin inner core 11, in screw thread 4 precessions from the upper end of described resin inner core 11 by described clamp nut 7, be pressed on described mounting seat 6.Finally more described rubber layer 12 is sleeved on to the outside of described resin inner core 11, forms described insulator arrangement.
As the execution mode that can convert, in embodiment 1-3, the outline of described blocking surface 3 can be for square, circular or oval.
Execution mode from embodiment 1-3 can be found out, as long as in the bottom of described resin inner core 11, blocking surface 3 is set, have on the outer wall of described resin inner core 11 from open end to the position near described blocking surface 3 and be provided with screw thread 4, then set gradually sealing ring 5, mounting seat 6 and clamp nut 7 on described blocking surface 3, make the described screw thread 4 of described clamp nut 7 that described mounting seat 6 is pressed on the end face of described sealing ring 5, just can realize technical scheme of the present invention.
Embodiment 4:
In above-described embodiment 1, embodiment 2 and embodiment 3, described screw thread 4 further is set to externally threaded quoit, described quoit interference is arranged on the outer wall of described resin inner core 11, so just simplified the operation of machining screw on described resin inner core 11, the quoit that is threaded 4 is directly installed on described resin inner core 11, can be shaped.
In addition, as the execution mode that can convert, described mounting seat 6 can be the metal mounting seat, has annular outline, or other shapes that coordinate with the parts of required installation.Neat for the outward appearance that guarantees described insulator arrangement 1, described rubber layer 12 is connected with described mounting seat 6, that is to say that outside can not expose described sealing ring 5 parts such as grade.
Further, when insulator body is stepped up, resin inner core 11 and rubber layer 12 can not rotate, and on the outer wall of described resin inner core 11, are provided with detent 9; Be provided with the positioning convex corresponding with described detent 9 on the inwall of described rubber layer 12.
Embodiment 5:
On the basis of above-mentioned all embodiment, further limit the connected mode of described metal connection post 2, see Fig. 1.The upper end of described resin inner core 11 has a circular hole, the bottom of described metal connection post 2 has boss, described metal connection post 2 passes from the central axis hole of described resin inner core, described boss is blocked on the inwall of described resin inner core 11 upper ends, be provided with top seal circle 10 between described inwall and described boss, by hold-down nut 14, described metal connection post 2 stretched out to the outer partial fixing of described central axis hole 15 on the outer wall of described resin inner core 11 upper ends.
Obviously, above-described embodiment is only for example clearly is described, and is not the restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range in the invention.
Claims (7)
1. an insulator arrangement, comprise resin inner core and the rubber layer that is wrapped in described resin inner core outside, and described resin inner core has a central axis hole, is provided with a plurality of rubber full skirts on the outer wall of described rubber layer, be provided with the metal connection post in the upper end of described resin inner core, it is characterized in that: the bottom at described resin inner core is provided with blocking surface, be provided with screw thread from open end to close described blocking surface on the outer wall of described resin inner core, be close to described blocking surface and be provided with sealing ring towards the direction of described screw thread, described sealing ring dorsad a side of described blocking surface be provided with mounting seat, be formed with the end face with clamp nut and the laminating of described sealing ring on described mounting seat, and the centre bore communicated with the central axis hole of described resin inner core, described mounting seat dorsad a side of described sealing ring described clamp nut is set, described clamp nut is pressed on described mounting seat on the end face of described sealing ring by described screw thread, the bottom of described resin inner core forms the bottom boss, the upper surface that described blocking surface is described bottom boss, and described screw thread extends to the upper end of described resin inner core from the top of described bottom boss.
2. insulator arrangement according to claim 1, it is characterized in that: described mounting seat is the metal mounting seat, outline is ring-type.
3. insulator arrangement according to claim 1 and 2 is characterized in that: described screw thread is for externally threaded quoit, and described quoit interference is arranged on the outer wall of described resin inner core.
4. insulator arrangement according to claim 3, it is characterized in that: described rubber layer is connected with described mounting seat.
5. insulator arrangement according to claim 1, is characterized in that: on the outer wall of described resin inner core, be provided with detent; Be provided with the positioning convex corresponding with described detent on the inwall of described rubber layer.
6. according to the described insulator arrangement of claim 1, it is characterized in that: the upper end of described resin inner core has a circular hole, the bottom of described metal connection post has boss, described metal connection post passes from the central axis hole of described resin inner core, described boss is blocked on the inwall of described resin inner core upper end, be provided with the top seal circle between described inwall and described boss, by hold-down nut, described metal connection post stretched out to the outer partial fixing of described central axis hole on the outer wall of described resin inner core upper end.
7. according to the described insulator arrangement of any one in claim 1 or 2 or 5 or 6, it is characterized in that: the outline of described blocking surface is square, circular or oval.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201210130407 CN102623110B (en) | 2012-04-28 | 2012-04-28 | Insulator device |
Applications Claiming Priority (1)
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CN 201210130407 CN102623110B (en) | 2012-04-28 | 2012-04-28 | Insulator device |
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CN102623110A CN102623110A (en) | 2012-08-01 |
CN102623110B true CN102623110B (en) | 2013-12-18 |
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CN 201210130407 Expired - Fee Related CN102623110B (en) | 2012-04-28 | 2012-04-28 | Insulator device |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103247397B (en) * | 2013-04-19 | 2016-05-25 | 江苏神马电力股份有限公司 | Insulator |
WO2022262976A1 (en) * | 2021-06-17 | 2022-12-22 | Siemens Energy Global GmbH & Co. KG | High-voltage bushing |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1014388A2 (en) * | 1998-12-15 | 2000-06-28 | ABB Ricerca SpA | Bushing insulator |
US6610933B2 (en) * | 1999-03-17 | 2003-08-26 | Electrical Moulded Components Pacific Party Ltd. | Electrical bushings with resin casting |
CN201174321Y (en) * | 2007-09-07 | 2008-12-31 | 陕西华西电力机械制造有限公司 | Screw connected electric power capacitor lead wire ceramic busing |
CN201638621U (en) * | 2009-12-29 | 2010-11-17 | 王海龙 | Ceramic bushing of high-voltage power capacitor |
CN202584956U (en) * | 2012-04-28 | 2012-12-05 | 卢秋华 | Insulator device |
-
2012
- 2012-04-28 CN CN 201210130407 patent/CN102623110B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1014388A2 (en) * | 1998-12-15 | 2000-06-28 | ABB Ricerca SpA | Bushing insulator |
US6610933B2 (en) * | 1999-03-17 | 2003-08-26 | Electrical Moulded Components Pacific Party Ltd. | Electrical bushings with resin casting |
CN201174321Y (en) * | 2007-09-07 | 2008-12-31 | 陕西华西电力机械制造有限公司 | Screw connected electric power capacitor lead wire ceramic busing |
CN201638621U (en) * | 2009-12-29 | 2010-11-17 | 王海龙 | Ceramic bushing of high-voltage power capacitor |
CN202584956U (en) * | 2012-04-28 | 2012-12-05 | 卢秋华 | Insulator device |
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