CN205177634U - Electrified operating means that separates of scissors type contact - Google Patents
Electrified operating means that separates of scissors type contact Download PDFInfo
- Publication number
- CN205177634U CN205177634U CN201520930645.5U CN201520930645U CN205177634U CN 205177634 U CN205177634 U CN 205177634U CN 201520930645 U CN201520930645 U CN 201520930645U CN 205177634 U CN205177634 U CN 205177634U
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- Prior art keywords
- arms
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- distraction forcep
- drive mechanism
- train
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- 239000000463 material Substances 0.000 claims description 13
- 229920006351 engineering plastic Polymers 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 6
- 210000000080 chela (arthropods) Anatomy 0.000 abstract 4
- 239000012212 insulator Substances 0.000 abstract 2
- 230000033001 locomotion Effects 0.000 description 4
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses an electrified operating means that separates of scissors type contact, it includes insulator spindle, mechanism's case, direct current motor, gear reduction group, screw rod drive mechanism and cuts the fork both arms and struts pincers. The tip at the insulator spindle is installed to mechanism's case, and mechanism's incasement is equipped with direct current motor, gear reduction group, screw rod drive mechanism and cuts the fork both arms and struts pincers, and direct current motor's rotor shaft is reduction gear system's input shaft, establishes screw rod drive mechanism on reduction gear system's the output shaft, and screw rod drive mechanism struts pincers hinged joint with cutting the fork both arms, and cutting outer end that the fork both arms strutted pincers, to stretch out mechanism's case outside. This device simple structure, it is nimble convenient, be applicable to the trouble separation of scissors type isolator sound contact, but live working, break down time is extremely short, has improved the substation equipment reliability of operation.
Description
Technical field
The utility model relates to a kind of electric power system tools for live working, particularly relates to the charged lock out operation device of a kind of scissors-type contact.
Background technology
Transformer station's scissors-type isolating switch is owing to being failure to actuate for a long time, the operating mechanism moving component adhesion that existence causes because of factors such as water inlet, corrosions or rust are extremely, sometimes when operation, dynamic/static contact cannot normal separation, operations staff is needed to be switched on an other bus by all lines on bus residing for this isolating switch by many grid switching operations, this bus is had a power failure, set up scaffold or use bucket arm vehicle, operating personnel climbs up bus high-altitude maintenance, manually exits the moving contact of this isolating switch.There is no both at home and abroad at present scissors-type isolating switch can not normal separation time required mechanical separation device.
Summary of the invention
The utility model is intended to solve fault scissors-type isolating switch cannot the problem of normal separation, provides a kind of under transformer station's charging operation state, makes the operating means that fault scissors-type moving contact and fixed contact of isolating switch is separated.This device flexible operation, is easy to control, all applicable to the scissors-type isolating switch of various different electric pressure.
The technical solution adopted in the utility model is as follows:
The charged lock out operation device of this scissors-type contact comprises insulating bar, mechanism case, direct current machine, train of reduction gears, lead-screw drive mechanism and scissor-type both arms distraction forcep; Described mechanism case is arranged on the end of insulating bar, establishes direct current machine, train of reduction gears, lead-screw drive mechanism and scissor-type both arms distraction forcep in this mechanism case; The armature spindle of described direct current machine is the power shaft of train of reduction gears, and the output shaft of train of reduction gears establishes lead-screw drive mechanism, and lead-screw drive mechanism and scissor-type both arms distraction forcep chain connection, the outside of mechanism case is stretched out in the outer end of scissor-type both arms distraction forcep.
In technique scheme:
Connection bracket is established in described mechanism case outside, and fixing with insulating bar is connected, and this mechanism case is made up of high-strength light insulating glass Steel material or engineering plastics.
Described insulating bar is damp-proof insulating bar or water proof type insulating bar.
Described direct current machine is containing direct current machine body, armature spindle, subsidiary control circuit and attached lithium battery.
Described train of reduction gears is the primary speed-down transmission that driving wheel engages with driven pulley, and driving wheel is arranged on the armature spindle of direct current machine, and driving wheel and driven pulley are respectively located at mechanism case by its location bearing.
Described lead-screw drive mechanism comprises leading screw and feed screw nut, and leading screw is located on the output shaft of train of reduction gears, and feed screw nut engages with leading screw, and the limitation travel switch of feed screw nut is established in leading screw front and back end, is provided with feed screw nut connection bracket outside feed screw nut.
Described scissor-type both arms distraction forcep is containing distraction forcep left arm, distraction forcep right arm and fixed position rotation axis; In the mechanism case of distraction forcep left arm and distraction forcep right arm, end makes chain connection with the both sides of feed screw nut respectively, and the outer end of mechanism case all establishes U-shaped claw.The material of this scissor-type both arms distraction forcep is metal or fiberglass.
Operation principle of the present utility model is: the driving wheel of DC motor Driver train of reduction gears and driven pulley rotate, make the screw turns on train of reduction gears output shaft, the forward and reverse rotation of leading screw promotes feed screw nut and moves forward and backward, feed screw nut drives the left and right arms of scissor-type both arms distraction forcep strut or close up, and two armed levers that the claw of the left and right arms of scissor-type both arms distraction forcep blocks scissor isolating switch open or close up; Leading screw front and back end is provided with feed screw nut travel switch, control forward and reverse rotation of wireless electric drill, make feed screw nut reciprocating in predetermined stroke, and then make the both arms of scissor-type both arms distraction forcep in predetermined stroke, do the reciprocating motion of opening and closing movement, force two of scissor isolating switch armed levers repeatedly open and close up.
The utility model has the following advantages and good effect:
(1) this separation operating means complete function, structure is simple, flexible movements, and operation freely.
(2) mechanism case of this device, train of reduction gears, lead-screw drive mechanism and scissor-type both arms distraction forcep adopt the epoxy resin glass fiber material of high strength light weight insulation, nylon glass fiber material and PEEK engineering plastics to make, the quality of alleviator greatly, Never-rusty, device kinematic dexterity is improved, enhances security performance and the unfailing performance of device.
(3) this device can in seconds be disposed the not Isolate Problem of scissors-type isolating switch, handling failure saves a large amount of human and material resources and activity duration than ever, greatly reduce the cost of accident settlement, and ultimately shorten the time of handling failure.
(4) this device can implement live line working under charged electric power apparatus operating state, avoids a series of back brake operation of transformer station, has a power failure, improve the reliability of substation operation without the need to bus, has ensured that electric power safety is produced and reliable supply.
(5) this device and can be used as the General Maintenance equipment use of scissors-type isolating switch, with the time of a few minutes, tens of nearly 100 times round open and close movement is implemented to two armed levers of scissors-type isolating switch out of service, is difficult to adhesion after making the moving component of scissors-type isolating switch operating mechanism and becomes rusty dead.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Embodiment
Specific embodiment of the utility model is introduced in detail below in conjunction with accompanying drawing:
As shown in Figure 1, the charged lock out operation device of this scissors-type contact comprises insulating bar 1, mechanism case 2, direct current machine 3, train of reduction gears 4, lead-screw drive mechanism 5 and scissor-type both arms distraction forcep 6.
Mechanism case 2 is arranged on the end of insulating bar 1, and the outside of mechanism case 2 is provided with connection bracket 2.1 and fixes with insulating bar 1 and be connected; Direct current machine 3, train of reduction gears 4, lead-screw drive mechanism 5 and scissor-type both arms distraction forcep 6 is established in mechanism case 2.
Direct current machine 3 is containing direct current machine body 3.1, armature spindle 3.2, subsidiary control circuit 3.3 and attached lithium battery 3.4; The armature spindle 3.2 of direct current machine 3 is the power shaft of train of reduction gears 4.
Train of reduction gears 4 comprises driving wheel 4.1 and driven pulley 4.2, and be the primary speed-down transmission that driving wheel engages with driven pulley, driving wheel 4.1 is arranged on the armature spindle of direct current machine, and driven pulley 4.2 is positioned in mechanism case is fixed by its location bearing.
Lead-screw drive mechanism 5 comprises leading screw 5.1 and feed screw nut 5.2, feed screw nut 5.2 engages with leading screw 5.1, outside feed screw nut 5.2, both sides are provided with connection bracket, chain connection is made with end in the mechanism case of distraction forcep left arm 6.1 and distraction forcep right arm 6.2, leading screw 5.1 front and back end is provided with the limitation travel switch of feed screw nut 5.2, forward and reverse rotation of the wireless electric drill of the trip switch control rule, to limit the shift position of feed screw nut 5.2, and makes feed screw nut 5.2 reciprocating in predetermined stroke.
Scissor-type both arms distraction forcep 6 comprises distraction forcep left arm 6.1, distraction forcep right arm 6.2 and fixed position rotation axis 6.3, and the outside of mechanism case 2 is stretched out in the outer end of distraction forcep left arm 6.1 and distraction forcep right arm 6.2, and is provided with U-shaped claw.
Epoxy glass laminate material, nylon glass fiber material or PEEK engineering plastics that the mechanism case 2 of this device, train of reduction gears 4, lead-screw drive mechanism 5 and scissor-type both arms distraction forcep 6 adopt high-strength light to insulate are made.
The method of operation of this device:
During work, insulation lifting mechanism is in place, the scissor-type both arms distraction forcep left arm of insulating bar upper end and the U-shaped claw of right arm is made to block two moving contact armed levers of scissors-type isolating switch respectively, start this device, namely the left and right arms of the scissor-type both arms distraction forcep of this device drives two of scissors-type isolating switch moving contact armed levers to do inside and outside folding and repeatedly moves, adhesion or the rust death situation state of scissors-type isolating switch moving contact armed lever can be eliminated in a few second, then close and exit this device.
Claims (6)
1. the charged lock out operation device of scissors-type contact, is characterized in that: comprise insulating bar (1), mechanism case (2), direct current machine (3), train of reduction gears (4), lead-screw drive mechanism (5) and scissor-type both arms distraction forcep (6), described mechanism case (2) is arranged on the end of insulating bar (1), direct current machine (3) is established in mechanism case (2), train of reduction gears (4), lead-screw drive mechanism (5), scissor-type both arms distraction forcep (6), the armature spindle of this direct current machine (3) is the power shaft of train of reduction gears (4), the output shaft of train of reduction gears (4) is established lead-screw drive mechanism (5), lead-screw drive mechanism (5) is connected with scissor-type both arms distraction forcep (6), the outside of mechanism case (2) is stretched out in the outer end of scissor-type both arms distraction forcep (6).
2. according to the charged lock out operation device of scissors-type contact according to claim 1, it is characterized in that: connection bracket (2.1) is established in described mechanism case (2) outside, fix with insulating bar (1) and be connected, described insulating bar (1) is common insulating bar, damp-proof insulating bar or water proof type insulating bar; Glass-reinforced plastic material, fiber nylon material and engineering plastics that described mechanism case (2) is insulated by high-strength alloy material or high-strength light are made.
3. according to the charged lock out operation device of scissors-type contact according to claim 1, it is characterized in that: described direct current machine (3) is containing direct current machine body (3.1), armature spindle (3.2), subsidiary control circuit (3.3) and attached lithium battery (3.4).
4. according to the charged lock out operation device of scissors-type contact according to claim 1, it is characterized in that: the primary speed-down transmission that train of reduction gears (5) engages with driven pulley for driving wheel, or multi-stage speed-reducing transmission, train of reduction gears (5) is positioned at mechanism case (4) by its location bearing; Train of reduction gears (5) can be metal material or nonmetallic materials.
5. according to the charged lock out operation device of scissors-type contact according to claim 1, it is characterized in that: described lead-screw drive mechanism (5) comprises leading screw (5.1) and feed screw nut (5.2), leading screw (5.1) is integrated with the output shaft of train of reduction gears (4), feed screw nut (5.2) engages with leading screw (5.1), the limitation travel switch of feed screw nut (5.2) is established in leading screw (5.1) front and back end, and the material of described lead-screw drive mechanism (5) is metal, nylon glass fiber material or engineering plastics.
6. according to the charged lock out operation device of scissors-type contact according to claim 1, it is characterized in that: described scissor-type both arms distraction forcep (6) is containing distraction forcep left arm (6.1), distraction forcep right arm (6.2), with fixed position rotation axis (6.3), distraction forcep left arm (6.1) and distraction forcep right arm (6.2) make chain connection with the both sides of feed screw nut (5.2) respectively, the outer end of distraction forcep left arm (6.1) and distraction forcep right arm (6.2) establishes U-shaped claw respectively, the material of described scissor-type both arms distraction forcep (6) is metal, nylon, engineering plastics or insulating composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930645.5U CN205177634U (en) | 2015-11-19 | 2015-11-19 | Electrified operating means that separates of scissors type contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520930645.5U CN205177634U (en) | 2015-11-19 | 2015-11-19 | Electrified operating means that separates of scissors type contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205177634U true CN205177634U (en) | 2016-04-20 |
Family
ID=55741592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520930645.5U Active CN205177634U (en) | 2015-11-19 | 2015-11-19 | Electrified operating means that separates of scissors type contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205177634U (en) |
-
2015
- 2015-11-19 CN CN201520930645.5U patent/CN205177634U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |