CN105185619A - Column switch opening and closing blocking device - Google Patents
Column switch opening and closing blocking device Download PDFInfo
- Publication number
- CN105185619A CN105185619A CN201510489269.5A CN201510489269A CN105185619A CN 105185619 A CN105185619 A CN 105185619A CN 201510489269 A CN201510489269 A CN 201510489269A CN 105185619 A CN105185619 A CN 105185619A
- Authority
- CN
- China
- Prior art keywords
- bar
- spring
- arm
- torsion bar
- combined floodgate
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
Abstract
The invention discloses a column switch opening and closing blocking device. The device is characterized in that a driving torsion bar is installed on a cross arm below a box body through a support; a protective screening is arranged below the box body; one side of the protective screening is connected to the driving torsion bar; a lower end of a protection rod is connected to the driving torsion bar; an upper end portion of the protection rod is arranged on a closing rod outer side tail end; a brake bar baffle plate connected to the protection rod is arranged below a closing rod; one end of the driving torsion bar is provided with a force application arm vertically connected to the driving torsion bar; one end of the force application arm is lower than a horizontal plane and is connected to a stay rope; the stay rope is connected to one end of a pull bar; the other end of the pull bar is connected to a pedestal via a rotating shaft; the pedestal is provided with a pull bar locking hook; the other end of the force application arm is connected to one end of a spring; the other end of the spring is connected to a spring fulcrum bar below the driving torsion bar; and the spring fulcrum bar is connected to the cross arm. The device is safe and reliable, operation is convenient, and accurate, smooth, timesaving and safe performance of operation of operation personnel is guaranteed.
Description
Technical field
The present invention relates to power supply safety device, specifically one effectively can prevent circuit breaker from dividing by mistake, close by mistake, prevents on-load from drawing, closes isolating switch; Prevent the on-pole switch divide-shut brake locking device of line power transmission with ground.
Background technology
We know, electric power system safety in production is extremely important, prevents in misoperation apparatus a set of, can realize a certainly preventing electric misoperation function lock-in control from generally adopting mechanical locking device or electric locking device to realize to high voltage electric equipment.At present, the application of on-pole switch widely, on-pole switch is provided with casing, casing arranges on the cross-arm of online bar, in order to job security and stability, on-pole switch is provided with the circuit breaker in two cover switching devices control casings, a set of is the separating brake of power button formula, switch knob, another set of is mechanical combined floodgate bar, two cover switches link mutually, the combined floodgate bar of on-pole switch is arranged on the side of switch-box casing side, separating brake, switch knob is generally arranged on the case bottom surface of switch-box casing, operation maintenance personnel or maintainer and other staff are easy to touch separating brake, switch knob, with carry out point, closing operation, separating brake, switch knob and combined floodgate bar are easy to touch by mistake, on-load is caused to draw, close isolating switch, the situations such as switching on earth wire occur, after switching device touching, circuit breaker trips immediately, if touch by mistake, can cause switch mis-jumping, subtract the generation supplying the situations such as load.
Summary of the invention
Object of the present invention is exactly to overcome the deficiencies in the prior art, provides a kind of simple to operate, use safety, can effectively prevent circuit breaker by mistake point, close by mistake, prevent on-load from drawing, close isolating switch; Prevent the on-pole switch divide-shut brake locking device of line power transmission with ground.
For achieving the above object, the technical solution used in the present invention is:
A kind of on-pole switch divide-shut brake locking device, comprise line bar, cross-arm, on-pole switch, the casing of on-pole switch is arranged on cross-arm, it is characterized in that being provided with driving torsion bar, protection network, fender rod and combined floodgate bar, drive torsion bar through support installing on the cross-arm under casing, casing has horizontal protection network, one side of protection network is connected with driving torsion bar, fender rod lower end in vertical configuration is connected with driving torsion bar, the upper end of fender rod is located at end outside combined floodgate bar, the upper end of fender rod exceedes the combined floodgate bar of combined floodgate shape, the combined floodgate bar of combined floodgate shape has the restrictor bar baffle plate (bar) be connected with fender rod, restrictor bar baffle plate (bar) is 2-5cmm with the spacing of the combined floodgate bar of combined floodgate shape, one end of torsion bar is driven to be provided with and to drive torsion bar force arm connected vertically, one end of force arm is lower than horizontal plane and be connected with drag-line, drag-line is connected with one end of pull bar, the other end of pull bar is connected with base through rotating shaft, base is provided with pull bar locking hook, the other end of force arm is connected with one end of spring, the other end of spring is connected with the fulcrum bar of the spring driven below torsion bar, fulcrum bar of the spring is connected with cross-arm.
Driving torsion bar of the present invention is connected with support through bearing or sliding sleeve, with reducing friction resistance.
Protection network of the present invention is located in framework, and a side of framework is connected with driving torsion bar, the weight of framework and protection network and the weight that equals fender rod and restrictor bar baffle plate (bar) with, to facilitate pulling of pull bar, the pulling force of saving pull bar.
The present invention can be provided with locking draw-bar box, and base is located in draw-bar box, opens draw-bar box and can pull pull bar.
Pull bar of the present invention can adopt pulley or cam, pulley or cam through fulcrum and support installing on base, drag-line is connected with pulley or cam, pulley or cam are provided with rotary handle, base is provided with handle locking hook, rotarily drives by rotating pulley or cam the rotation driving torsion bar.
Linearly or the L shape of fulcrum bar of the spring of the present invention, the lower end of fulcrum bar of the spring and the spacing of cross-arm are 50-60cm, and the lower end of fulcrum bar of the spring and the line angle of cross-arm are 45o, have larger pulling force to make spring.
Draw-bar box of the present invention is generally arranged on columnar alignment bar, protection network, fender rod and restrictor bar baffle plate (bar) play protective action to switch knob and combined floodgate bar respectively, during use, can operate after illustration is given the ratification, special messenger must be had during operation to be responsible for monitoring, strict implement safety work code and on-the-spot code, draw-bar box is first opened in road, remove pull bar locking hook and rotating tension bar, under the drive of drag-line, drive torsion bar to rotate 90o, protection network is made to be in downward upright position, fender rod is horizontal, by action bars, switch knob is operated again, after crisis is removed, like a cork pull bar is resetted under the action of the spring, hang up properly pull bar locking hook and draw-bar box is locked, finally to make a record in " using record ", the present invention's safety is easy-to-use, be installed at outside on-pole switch cabinet operating mechanism case, switch emergency opening is not directly contacted with outside human or animal, avoid the false touch of switch emergency opening button, cause switch mis-jumping phenomenon, while realizing safety protection function, also ensure to have an impact to operational outfit, safe and reliable and easy to operate, ensure that operating personnel operate accurately, smoothly, save time and safety.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the A-A view of Fig. 1.
Fig. 3 is force arm schematic diagram in the present invention.
Fig. 4 is the schematic diagram in the present invention in draw-bar box.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in the figure: a kind of on-pole switch divide-shut brake locking device, comprise line bar 1, cross-arm 2, on-pole switch, the casing 3 of on-pole switch is arranged on cross-arm 2, the structure of above-mentioned each part and the interconnected relationship between them same as the prior art, this does not repeat, the invention is characterized in be provided with and drive torsion bar 4, protection network 5, fender rod 6 and combined floodgate bar 7, drive torsion bar 4 on the cross-arm 2 of support installing under casing, casing 3 has horizontal protection network 5, one side of protection network 5 is connected with driving torsion bar 4, fender rod 6 lower end in vertical configuration is connected with driving torsion bar 4, the upper end of fender rod 6 is located at end outside combined floodgate bar 7, the upper end of fender rod 6 exceedes the combined floodgate bar 7 of combined floodgate shape, the combined floodgate bar 7 of combined floodgate shape has the restrictor bar baffle plate (bar) 8 be connected with fender rod 6, restrictor bar baffle plate (bar) 8 is 2-5cmm with the spacing of the combined floodgate bar of combined floodgate shape, one end of torsion bar 4 is driven to be provided with and to drive torsion bar 4 force arm 10 connected vertically, one end of force arm 10 is lower than horizontal plane and be connected with drag-line 11, drag-line 11 is connected with one end of pull bar 12, the other end of pull bar 12 is connected with base 14 through rotating shaft 13, base 14 is provided with pull bar locking hook 15, the other end of force arm 10 is connected with one end of spring 16, the other end of spring 16 is connected with the fulcrum bar of the spring 17 driven below torsion bar, fulcrum bar of the spring 17 is connected with cross-arm 2, described driving torsion bar 4 is connected with support through bearing or sliding sleeve, with reducing friction resistance, described protection network 5 is located in framework, and a side of framework is connected with driving torsion bar, the weight of framework and protection network and the weight that equals fender rod and restrictor bar baffle plate (bar) with, to facilitate pulling of pull bar, the pulling force of saving pull bar, the present invention can be provided with locking draw-bar box 18, and base 14 is located in draw-bar box, opens draw-bar box and can pull pull bar, described pull bar 12 can adopt pulley or cam, pulley or cam through fulcrum and support installing on base, drag-line is connected with pulley or cam, pulley or cam are provided with rotary handle, base is provided with handle locking hook, rotarily drives by rotating pulley or cam the rotation driving torsion bar, in addition, the linearly or L shape of fulcrum bar of the spring of the present invention, the lower end of fulcrum bar of the spring and the spacing of cross-arm are 50-60cm, and the angle between the lower end of fulcrum bar of the spring and cross-arm is 45o, have larger pulling force to make spring.
Draw-bar box of the present invention is generally arranged on columnar alignment bar, protection network, fender rod and restrictor bar baffle plate (bar) play protective action to switch knob and combined floodgate bar respectively, during use, can operate after illustration is given the ratification, special messenger must be had during operation to be responsible for monitoring, strict implement safety work code and on-the-spot code, draw-bar box is first opened in road, remove pull bar locking hook and rotating tension bar, under the drive of drag-line, drive torsion bar to rotate 90o, protection network is made to be in downward upright position, fender rod is horizontal, by action bars, switch knob is operated again, after crisis is removed, like a cork pull bar is resetted under the action of the spring, hang up properly pull bar locking hook and draw-bar box is locked, finally to make a record in " using record ", the present invention's safety is easy-to-use, be installed at outside on-pole switch cabinet operating mechanism case, switch emergency opening is not directly contacted with outside human or animal, avoid the false touch of switch emergency opening button, cause switch mis-jumping phenomenon, while realizing safety protection function, also ensure to have an impact to operational outfit, safe and reliable and easy to operate, ensure that operating personnel operate accurately, smoothly, save time and safety.
Claims (7)
1. an on-pole switch divide-shut brake locking device, comprise line bar, cross-arm, on-pole switch, the casing of on-pole switch is arranged on cross-arm, it is characterized in that being provided with driving torsion bar, protection network, fender rod and combined floodgate bar, drive torsion bar through support installing on the cross-arm under casing, casing has horizontal protection network, one side of protection network is connected with driving torsion bar, fender rod lower end in vertical configuration is connected with driving torsion bar, the upper end of fender rod is located at end outside combined floodgate bar, the upper end of fender rod exceedes the combined floodgate bar of combined floodgate shape, the combined floodgate bar of combined floodgate shape has the restrictor bar baffle plate (bar) be connected with fender rod, restrictor bar baffle plate (bar) is 2-5cmm with the spacing of the combined floodgate bar of combined floodgate shape, one end of torsion bar is driven to be provided with and to drive torsion bar force arm connected vertically, one end of force arm is lower than horizontal plane and be connected with drag-line, drag-line is connected with one end of pull bar, the other end of pull bar is connected with base through rotating shaft, base is provided with pull bar locking hook, the other end of force arm is connected with one end of spring, the other end of spring is connected with the fulcrum bar of the spring driven below torsion bar, fulcrum bar of the spring is connected with cross-arm.
2. a kind of on-pole switch divide-shut brake locking device according to claim 1, is characterized in that driving torsion bar to be connected with support through bearing or sliding sleeve.
3. a kind of on-pole switch divide-shut brake locking device according to claim 1, it is characterized in that protection network is located in framework, one side of framework is connected with driving torsion bar, the weight of framework and protection network and the weight that equals fender rod and restrictor bar baffle plate (bar) with.
4. a kind of on-pole switch divide-shut brake locking device according to claim 1, it is characterized in that being provided with locking draw-bar box, base is located in draw-bar box.
5. a kind of on-pole switch divide-shut brake locking device according to claim 1, it is characterized in that being provided with pulley or cam, pulley or cam through fulcrum and support installing on base, drag-line is connected with pulley or cam, pulley or cam are provided with rotary handle, and base is provided with handle locking hook.
6. a kind of on-pole switch divide-shut brake locking device according to claim 1, it is characterized in that fulcrum bar of the spring is linearly, the length of fulcrum bar of the spring is 55-65cm, and the angle between fulcrum bar of the spring and cross-arm is 45o.
7. a kind of on-pole switch divide-shut brake locking device according to claim 1, is characterized in that fulcrum bar of the spring is L-shaped, and fulcrum bar of the spring lower end is 50-60cm apart from the spacing of cross-arm, and fulcrum bar of the spring end and cross-arm line angle are 45o.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510489269.5A CN105185619B (en) | 2015-08-12 | 2015-08-12 | On-pole switch divide-shut brake blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510489269.5A CN105185619B (en) | 2015-08-12 | 2015-08-12 | On-pole switch divide-shut brake blocking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105185619A true CN105185619A (en) | 2015-12-23 |
| CN105185619B CN105185619B (en) | 2017-09-15 |
Family
ID=54907633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510489269.5A Active CN105185619B (en) | 2015-08-12 | 2015-08-12 | On-pole switch divide-shut brake blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105185619B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640627A (en) * | 2020-04-21 | 2020-09-08 | 江西冠一通用飞机有限公司 | Breaker for general aircraft |
| CN112803249A (en) * | 2020-12-31 | 2021-05-14 | 蒯苍帝 | High security switch board |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364601Y (en) * | 1999-01-05 | 2000-02-16 | 于世根 | Automatic device for preventing misoperation electric shock |
| CN102510020A (en) * | 2011-11-01 | 2012-06-20 | 贵州长征开关制造有限公司 | By-pass switch isolation baffle device |
| CN202308876U (en) * | 2011-10-13 | 2012-07-04 | 吉林省电力有限公司长春供电公司 | Insulated baffle plate for preventing mistakenly getting electric shock in 10KV trolley switch cabinet |
| CN104733221A (en) * | 2013-12-20 | 2015-06-24 | Ls产电株式会社 | Safety shutter of vacuum circuit breaker |
| CN204441711U (en) * | 2015-04-08 | 2015-07-01 | 国网山东诸城市供电公司 | With the power distribution cabinet of insulation protective hood |
| CN204966327U (en) * | 2015-08-12 | 2016-01-13 | 国家电网公司 | Column switch divide -shut brake blocking device |
-
2015
- 2015-08-12 CN CN201510489269.5A patent/CN105185619B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2364601Y (en) * | 1999-01-05 | 2000-02-16 | 于世根 | Automatic device for preventing misoperation electric shock |
| CN202308876U (en) * | 2011-10-13 | 2012-07-04 | 吉林省电力有限公司长春供电公司 | Insulated baffle plate for preventing mistakenly getting electric shock in 10KV trolley switch cabinet |
| CN102510020A (en) * | 2011-11-01 | 2012-06-20 | 贵州长征开关制造有限公司 | By-pass switch isolation baffle device |
| CN104733221A (en) * | 2013-12-20 | 2015-06-24 | Ls产电株式会社 | Safety shutter of vacuum circuit breaker |
| CN204441711U (en) * | 2015-04-08 | 2015-07-01 | 国网山东诸城市供电公司 | With the power distribution cabinet of insulation protective hood |
| CN204966327U (en) * | 2015-08-12 | 2016-01-13 | 国家电网公司 | Column switch divide -shut brake blocking device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640627A (en) * | 2020-04-21 | 2020-09-08 | 江西冠一通用飞机有限公司 | Breaker for general aircraft |
| CN111640627B (en) * | 2020-04-21 | 2022-09-13 | 江西冠一通用飞机有限公司 | Breaker for general aircraft |
| CN112803249A (en) * | 2020-12-31 | 2021-05-14 | 蒯苍帝 | High security switch board |
| CN112803249B (en) * | 2020-12-31 | 2023-06-20 | 黑龙江省一滴水环保科技有限公司 | High security switch board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105185619B (en) | 2017-09-15 |
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