CN202551520U - Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell - Google Patents
Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell Download PDFInfo
- Publication number
- CN202551520U CN202551520U CN2012200713700U CN201220071370U CN202551520U CN 202551520 U CN202551520 U CN 202551520U CN 2012200713700 U CN2012200713700 U CN 2012200713700U CN 201220071370 U CN201220071370 U CN 201220071370U CN 202551520 U CN202551520 U CN 202551520U
- Authority
- CN
- China
- Prior art keywords
- drain pan
- main body
- bottom shell
- ground connection
- phase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model aims to provide a bottom shell of a gapless overvoltage protector and the gapless overvoltage protector with the bottom shell. The bottom shell comprises a bottom shell main body and a bottom shell cover plate, wherein the bottom shell main body comprises two lugs and three single-phase pole column grooves and a grounding pole column groove which are used for connecting pole columns; and a plurality of rib plates are arranged between the lugs and the outer wall of the bottom shell main body, between the single-phase pole column grooves, the grounding pole column groove and the inner wall of the bottom shell main body, and between at least one pair of adjacent inner walls of the bottom shell main body. The utility model also aims to provide the gapless overvoltage protector which comprises the bottom shell. The rib plates are arranged in three main force areas, namely between the lugs and the bottom shell main body, between the single-phase pole column grooves, the grounding pole column groove and the bottom shell main body and between the adjacent inner walls of the bottom shell main body, so that the mechanical strength of the bottom shell can be greatly improved.
Description
Technical field
The utility model relates to a kind of no gap overvoltage protection device drain pan, particularly relates to no gap four column type three phase combined over-voltage protector drain pans.In addition, the utility model also relates to a kind of no gap overvoltage protection device that adopts this no gap overvoltage protection device drain pan, does not particularly have gap four column type three phase combined over-voltage protectors.
Background technology
No gap overvoltage protection device is used to guarantee the security of operation under over-voltage condition between phase-ground and the phase-phase of power consumption equipment.Four column type three phase combined over-voltage protectors have equally spaced four unit of an arrester, and wherein three unit of an arrester connect three phases respectively, and another unit of an arrester is used for ground connection.Along with increasing of electric pressure; The size of unit of an arrester and weight also can increase thereupon, and the size of drain pan also needs correspondingly to increase thereupon, and then cause the moment that acts on the drain pan center to increase; Make the mechanical strength of drain pan not meet the demands, bring potential safety hazard.
The utility model content
The purpose of the utility model is to provide a kind of no gap overvoltage protection device drain pan, carries the unit of an arrester after size increases to have enough mechanical strengths.Said no gap overvoltage protection device drain pan comprises drain pan main body and drain pan cover plate, and wherein said drain pan main body has two ears and three single-phase pole grooves and a ground connection pole groove of being used to be connected pole.Between the outer wall of said ear and said drain pan main body, have a plurality of floors respectively between the inwall of said single-phase pole groove and said ground connection pole groove and said drain pan main body and between at least one pair of adjacent inner wall of said drain pan main body.At these three kinds of main stress areas between ear and the drain pan main body, between single-phase pole groove and ground connection pole groove and the drain pan main body and between the adjacent inner wall of drain pan main body floor is set all; Can improve the mechanical strength of drain pan greatly; Can not only tackle because of the requirements at the higher level to mechanical strength that pole weight increases and the increase of drain pan size brings, also be that the flexible adjustment of ground connection pole groove and single-phase pole groove position provides possibility when assurance is reliable.
According to an aspect of the utility model, said single-phase pole groove and said ground connection pole groove conllinear, and in three said single-phase pole grooves of said ground connection pole slot pitch nearest one distance greater than the spacing of three said single-phase pole grooves.Through enlarging the distance of single-phase pole and ground connection pole, increased the operating space of ground connection pole.
According to the utility model on the other hand; Said ground connection pole groove is positioned at a side of three said single-phase pole grooves of conllinear; Any two distance in three said single-phase pole grooves of said ground connection pole slot pitch is identical, and in three said single-phase pole grooves of said ground connection pole slot pitch nearest one distance greater than the spacing of three said single-phase pole grooves.Can realize the flexible adjustment of pole position through a side that makes ground connection pole groove be positioned at three said single-phase pole grooves of conllinear, to adapt to various user demand.
According to the one side again of the utility model, when electric pressure was 35kV, said spacing was greater than 170mm; When electric pressure was 10kV, said spacing was greater than 140mm, to guarantee enough insulation distances.
According to the another aspect of the utility model, a plurality of floors between a plurality of floors between the outer wall of said ear and said drain pan main body and at least one pair of adjacent inner wall of said drain pan main body equidistantly distribute, so that drain pan is stressed evenly at main stress area.
According to the another aspect of the utility model, all have four said floors that are evenly distributed along circumference between each in said single-phase pole groove and the said ground connection pole groove and the inwall of said drain pan main body, so that drain pan is stressed evenly at main stress area.
The purpose of the utility model also is to provide a kind of no gap overvoltage protection device.Said no gap overvoltage protection device comprises four poles and aforementioned drain pan, and wherein said pole is in all insulation pole and single-phase pole groove that is separately fixed at the drain pan main body and the ground connection pole groove.Adopt the no gap four column type three phase combined over-voltage protectors of aforementioned drain pan, not only have the good electrical insulation property, but also have excellent mechanical performance, guaranteed the reliability service of overvoltage protection device.
Hereinafter will be with clear and definite understandable mode, the accompanying drawings preferred embodiment, and above-mentioned characteristic, technical characterictic, advantage and the implementation thereof of the utility model not being had gap overvoltage protection device drain pan and no gap overvoltage protection device further specify.
Description of drawings
Fig. 1 has showed the drain pan main body 11 of no gap overvoltage protection device drain pan 1, has wherein mainly showed a plurality of floors 112 and floor 113 between the inwall of single-phase pole groove 114 and ground connection pole groove 115 and drain pan main body 11 and between the adjacent inner wall of drain pan main body 11;
Fig. 2 has schematically showed the outer wall of drain pan main body 11, has a plurality of floors 111 between the outer wall of its middle ear 116 and drain pan main body 11;
Fig. 3 has showed the drain pan cover plate 12 of no gap overvoltage protection device drain pan;
Fig. 4 has showed the no gap four column type three phase combined over-voltage protectors 3 with aforementioned drain pan.
Label declaration
1 no gap overvoltage protection device drain pan
11 drain pan main bodys
111,112,113 floors
114 single-phase pole grooves
115 ground connection pole grooves
117 fixing holes
12 drain pan cover plates
121 cover board holes
2 poles (unit of an arrester)
3 no gaps, four column type three phase combined over-voltage protectors
Embodiment
Understand for technical characterictic, purpose and effect to utility model have more clearly, contrast the embodiment of description of drawings the utility model at present, identical label is represented identical or structural similarity but the identical parts of function in each figure.
For making drawing succinct, only schematically shown out the part relevant among each figure with the utility model, they do not represent its practical structures as product.In addition, so that drawing succinctly is convenient to understand, the parts that in some figure, have same structure or function have only schematically illustrated one of them, or have only marked one of them.
Fig. 1 and Fig. 2 have showed that the utility model does not have the drain pan main body 11 of gap overvoltage protection device drain pan 1 (see figure 4), and wherein drain pan main body 11 has two ears 116.Three single-phase pole grooves 114 and a ground connection pole groove 115 of being used to connect pole 2 (see figure 4)s are one-body molded by epoxy resin with drain pan main body 11.In order to improve the mechanical performance of no gap overvoltage protection device drain pan 1; Needs of drain pan particularly in order to satisfy voltage levels and to have the pole spacing of lengthening; Between the outer wall of each ear 116 and drain pan main body 11, be provided with two floors 111; Between the inwall of each single-phase pole groove 114 and ground connection pole groove 115 and drain pan main body 11, be provided with four floors 113, and between at least one pair of adjacent inner wall of drain pan main body 11, be provided with six floors 112.Through floor being set respectively at these three kinds of main stress areas; Can greatly improve the mechanical strength of drain pan; Can not only tackle because of the requirements at the higher level to mechanical strength that pole weight increases and the increase of drain pan size brings, also be that the flexible adjustment of ground connection pole groove and single-phase pole groove position provides possibility when assurance is reliable.The quantity that it will be understood by those skilled in the art that floor 111, floor 112 and floor 113 can change according to the needs of mechanical strength.
A kind of scheme of not having gap overvoltage protection device drain pan according to the utility model; Single-phase pole groove 114 and ground connection pole groove 115 conllinear, and ground connection pole groove 115 in three said single-phase pole grooves 114 nearest one distance greater than the spacing of three single-phase pole grooves 114.Through enlarging the distance of single-phase pole and ground connection pole, increased the operating space of ground connection pole.
Do not have another unshowned scheme of gap overvoltage protection device drain pan according to the utility model, ground connection pole groove 115 can be positioned at a side of three single-phase pole grooves 114 of conllinear, and any two distance in three single-phase pole grooves 114 is identical.Ground connection pole groove 115 in three single-phase pole grooves 114 nearest one distance greater than the spacing of three single-phase pole grooves 114.Can realize the flexible adjustment of pole position through a side that makes ground connection pole groove be positioned at three said single-phase pole grooves of conllinear, to adapt to various user demand.
Not having the scheme again of gap overvoltage protection device drain pan according to the utility model, is the no gap four column type three phase combined over-voltage protectors of 35kV for electric pressure, and said spacing is greater than 170mm; When being 10kV for electric pressure, said spacing is greater than 140mm, to guarantee enough insulation distances.
A scheme again of not having gap overvoltage protection device drain pan according to the utility model; Six floors 112 between two floors 111 between the outer wall of ear 116 and drain pan main body 11 and at least one pair of adjacent inner wall of drain pan main body 11 equidistantly distribute, so that drain pan is stressed evenly at main stress area.
The another scheme of not having gap overvoltage protection device drain pan according to the utility model; Have four said floors 113 that are evenly distributed along circumference between in single-phase pole groove 114 and the ground connection pole groove 115 each and the inwall of drain pan main body 11, so that drain pan is stressed evenly at main stress area.
Fig. 3 has showed the drain pan cover plate 12 that cooperates with drain pan main body 11.Drain pan cover plate 12 has cover board hole 121, and is processed by the expoxy glass filament plate, to guarantee the insulation property of overvoltage protection device.Cover board hole 121 can be inserted in fixing hole 117 on the ear 116 of drain pan main body 11 (only showed two fixing holes 117 on the ear 116 among Fig. 2, and omitted the fixing hole on another ear 116).Fixing hole 117 is used for no gap overvoltage protection device fix in position.
Fig. 4 has showed a kind of no gap overvoltage protection device, comprises pole 2 and above-mentioned drain pan 1 of four all insulations, and wherein three poles 2 are separately fixed in the single-phase pole groove 114, and a pole 2 is fixed in the ground connection pole groove 115.Pole 2 is unit of an arrester, and its silicon rubber through extruding parcel oxidation zinc metal sheet is processed in advance.The pole 2 of four all insulations is fixed to drain pan 1 and becomes star-like electrical connection, and with epoxy resin the space in the drain pan 1 is filled up subsequently, thus simultaneously for phase-ground with overvoltage protection is provided mutually-mutually.Adopt the no gap four column type three phase combined over-voltage protectors 3 of above-mentioned drain pan 1 to have good mechanical performance and insulation property.
The listed a series of detailed description of preceding text only is specifying to the feasibility embodiment of the utility model; They are not the protection range in order to restriction the utility model, allly do not break away from equivalent embodiment or the change that the utility model skill spirit done and all should be included within the protection range of the utility model.
Claims (7)
1. no gap overvoltage protection device drain pan; Comprise drain pan main body (11) and drain pan cover plate (12); Wherein said drain pan main body (11) has two ears (116) and three the single-phase pole grooves (114) and the ground connection pole groove (115) that are used to be connected pole (2), it is characterized in that:
Between the outer wall of said ear (116) and said drain pan main body (11), have a plurality of floors (111,112,113) respectively between the inwall of said single-phase pole groove (114) and said ground connection pole groove (115) and said drain pan main body (11) and between at least one pair of adjacent inner wall of said drain pan main body (11).
2. drain pan as claimed in claim 1; It is characterized in that: said single-phase pole groove (114) and said ground connection pole groove (115) conllinear, and said ground connection pole groove (115) in three said single-phase pole grooves (114) nearest one distance greater than the spacing of three said single-phase pole grooves (114).
3. drain pan as claimed in claim 1; It is characterized in that: said ground connection pole groove (115) is positioned at a side of three said single-phase pole grooves (114) of conllinear; Said ground connection pole groove (115) is identical apart from any two distance in three said single-phase pole grooves (114), and said ground connection pole groove (115) in three said single-phase pole grooves (114) nearest one distance greater than the spacing of three said single-phase pole grooves (114).
4. like claim 2 or 3 described drain pans, it is characterized in that: when electric pressure was 35kV, said spacing was greater than 170mm; When electric pressure was 10kV, said spacing was greater than 140mm.
5. drain pan as claimed in claim 1 is characterized in that: a plurality of floors (112) between a plurality of floors (111) between the outer wall of said ear (116) and said drain pan main body (11) and at least one pair of adjacent inner wall of said drain pan main body (11) equidistantly distribute.
6. drain pan as claimed in claim 1 is characterized in that: all have four said floors (113) that are evenly distributed along circumference between each in said single-phase pole groove (114) and the said ground connection pole groove (115) and the inwall of said drain pan main body (11).
7. no gap overvoltage protection device; Comprise four poles and a drain pan; It is characterized in that; Said drain pan is each described drain pan (1) in the claim 1 to 6, and said pole (2) is all insulation pole and is separately fixed in the single-phase pole groove (114) and ground connection pole groove (115) of drain pan main body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200713700U CN202551520U (en) | 2012-02-29 | 2012-02-29 | Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200713700U CN202551520U (en) | 2012-02-29 | 2012-02-29 | Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202551520U true CN202551520U (en) | 2012-11-21 |
Family
ID=47172074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200713700U Expired - Lifetime CN202551520U (en) | 2012-02-29 | 2012-02-29 | Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202551520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922319A (en) * | 2021-09-26 | 2022-01-11 | 西门子避雷器（无锡）有限公司 | Installation component of line arrester and line arrester |
-
2012
- 2012-02-29 CN CN2012200713700U patent/CN202551520U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922319A (en) * | 2021-09-26 | 2022-01-11 | 西门子避雷器（无锡）有限公司 | Installation component of line arrester and line arrester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202551520U (en) | Bottom shell of gapless overvoltage protector and gapless overvoltage protector with bottom shell | |
| CN201904443U (en) | End insulating cap for conducting wire | |
| CN103779857A (en) | Novel surge protection device | |
| CN203573757U (en) | Supporting assembly with lightning-protection function | |
| CN205304205U (en) | Multi -functional grounding box of high tension cable | |
| CN202957433U (en) | Flexible bus connector | |
| CN202549509U (en) | Built-in lightning arrester insulator for 10-kilovolt distribution circuit | |
| CN204189475U (en) | Outer surface zero potential insulation pouring bus | |
| CN203871281U (en) | High-voltage breaker insulation support | |
| CN201498292U (en) | Combined type arrester | |
| CN203951146U (en) | A kind of New insulated protective cap | |
| CN210040097U (en) | Mounting structure of circuit breaker division board | |
| CN203504122U (en) | Environmentally-friendly intelligent grounding box | |
| CN204189473U (en) | U-shaped copper bar | |
| CN204257302U (en) | A kind of novel arrester with gaps formula line insulator | |
| CN204333620U (en) | Condenser type compound insulated bus syndeton | |
| CN213484513U (en) | Overvoltage absorbing device | |
| CN201812594U (en) | Insulation creepage cap assembled with electric suspension insulator | |
| CN202384983U (en) | Protective type switch power supply | |
| CN202888825U (en) | Novel surge protection device (SPD) | |
| CN203553921U (en) | Spliced type overvoltage protector | |
| CN202189669U (en) | Medium pressure pouring full-isolation voltage transformer | |
| CN105186436A (en) | Novel insulation protection cap | |
| CN206611161U (en) | A kind of arrester of electrical engineering fast reaction | |
| CN105743052A (en) | Overvoltage protector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |