CN203026385U - Earthing switch operating mechanism - Google Patents
Earthing switch operating mechanism Download PDFInfo
- Publication number
- CN203026385U CN203026385U CN 201220749647 CN201220749647U CN203026385U CN 203026385 U CN203026385 U CN 203026385U CN 201220749647 CN201220749647 CN 201220749647 CN 201220749647 U CN201220749647 U CN 201220749647U CN 203026385 U CN203026385 U CN 203026385U
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- CN
- China
- Prior art keywords
- switch operating
- energy storage
- earthed switch
- motor
- earthing switch
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- 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
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Abstract
The utility model discloses an earthing switch operating mechanism which comprises a rack, an earthing switch operating shaft, an energy storage spring, and an energy storage keeping mechanism for keeping energy storage of the energy storage spring, wherein the earthing switch operating shaft is pivoted with the rack; the energy storage spring is assembled with an earthing switch and connected with the earthing switch operating shaft; and the energy storage keeping mechanism is assembled on the rack and connected with the earthing switch operating shaft. The earthing switch operating mechanism is characterized by further comprising a motor, a switching-on knob and a switching-off knob, wherein the motor is assembled at the rack, is in transmission connection with the earthing switch operating shaft, and drives the earthing switch operating shaft to rotate through the motor; the earthing switch operating shaft rotates to drive the energy storage spring for energy storage; and the switching-on knob and the switching-off knob are in interlocking connection with the energy storage keeping mechanism, and are in signal connection with the motor. The earthing switch operating mechanism has the advantages that the buttons are pressed to realize switching on and off, the motor is started for storing switching on energy/switching off energy, and thus the earthing switch operating mechanism is convenient to operate.
Description
Technical field
The utility model relates to a kind of earthing switch operating mechanism.
Background technology
The design of earthing switch operating mechanism in the market be mainly closing/at first complete the energy storage of closing/dividing spring in the separating brake process, that directly triggers thereafter earthed switch closes/divides operation.
The earthed switch of similar ESW type, along with drop-out current strengthens, the spring force of earthed switch also strengthens thereupon, it is larger that the operating physical force of operational grounding switch also becomes, the earthed switch of picture 40.5KV, because the operating physical force of earthed switch is too large, if operating personnel's mode of operation is not dodged to waist just being easy to, cause injury to personnel; In addition, because the operating physical force of earthed switch is very large, when if stuck existing picture or misoperation appear in operating mechanism, operating personnel might think the cause that operating physical force is too large and use rough power to go operation, will cause like this operating mechanism to damage or the more generation of major break down.
Similar MGES type earthed switch, although this earthed switch does not have the large problem of ESW type earthed switch operating physical force, but, due to the principle that has adopted similar screw mandrel, make to close/divide the ground connection switch to need operating grip to turn a lot of circles, operate very inconvenient, realize that electric operating is also more difficult.
The utility model content
The utility model provides a kind of earthing switch operating mechanism, and it has overcome the existing deficiency of earthing switch operating mechanism in background technology.
The technical scheme that adopts that the utility model solves its technical problem is:
A kind of earthing switch operating mechanism, comprise that a frame, an earthed switch operating axis, an energy-stored spring and are used for keeping the energy storage maintaining body of energy-stored spring energy storage, this earthed switch operating axis is articulated in frame, this energy-stored spring is installed in earthed switch and connects the earthed switch operating axis, this energy storage maintaining body is installed in frame and connects the earthed switch operating axis, also comprises a motor, a switch knob and an opening button; This motor is installed in frame and the earthed switch operating axis that is in transmission connection, and rotates by driven by motor earthed switch operating axis, rotates by the earthed switch operating axis and drives the energy-stored spring energy storage; This switch knob is connected be connected energy storage maintaining body and signal and is connected motor with opening button.
Among one preferred embodiment: be in transmission connection by chain drive between this motor and earthed switch operating axis.
Among one preferred embodiment: comprise that also one is articulated in the manual energy storage main shaft of frame, this manual energy storage spindle drive connects the earthed switch operation axis.
Among one preferred embodiment: this motor has line shaft, is in transmission connection by chain drive between this line shaft and earthed switch operating axis, connects by gear drive between this line shaft and manual energy storage main shaft.
Among one preferred embodiment: comprise that also one is used for preventing that energy-stored spring from crossing the energy storage device of preventing of energy storage, this prevented that energy storage device was installed in frame and connects the earthed switch operating axis.
Among one preferred embodiment: this manual energy storage main shaft is between earthed switch operating axis and line shaft.
The technical program is compared with background technology, and it has following advantage:
1, all be connected energy storage maintaining body and signal of combined floodgate/opening button connects motor, can make energy storage maintaining body pine oil by pressing combined floodgate/opening button, energy-stored spring releases energy to drive the earthed switch operating axis and rotates realization combined floodgate/separating brake, then electric motor starting drives the earthed switch operating axis and rotates and realize that energy-stored spring stores to realize separating brake/combined floodgate, therefore overcome the existing deficiency of background technology and produced following technique effect: as long as a presses button, can realize combined floodgate/separating brake, starter motor storage separating brake energy/combined floodgate energy, easy to operate; B, the Earthing Reliability that has greatly improved switchgear, fail safe and easy to operate, the modularized design of energy-storage function also make earthing switch operating mechanism safeguard more convenient, select more humane.
2, establish the manual energy storage main shaft, can be by manually the ground connection energy storing of switch being realized combined floodgate/separating brake when equipment interruption maintenance or test.
3, the earthing switch operating mechanism module design, easy to maintenance, and can freely select whether to configure full-function operation mechanism according to customer demand, but also the later stage increases functions of modules, makes the selection of product have more hommization.
4, the manual energy storage main shaft is between earthed switch operating axis and line shaft, compact conformation.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 has illustrated the automatic energy storage module and has been arranged on one of switch cubicle position.
Fig. 2 has illustrated the automatic energy storage module and has been arranged on two of switch cubicle position.
Fig. 3 has illustrated the schematic diagram of earthing switch operating mechanism.
Embodiment
Please refer to Fig. 1 to Fig. 3, a kind of earthing switch operating mechanism, for example be used in the earthing switch operating mechanism of 3.6KV-40.5KV medium voltage switchgear equipment, comprise that a frame 10, an earthed switch operating axis 20, an energy-stored spring, energy storage maintaining body 30, a motor 40, a switch knob 50, an opening button 60 and for the energy storage of maintenance energy-stored spring are articulated in the manual energy storage main shaft 70 of frame 10.
This earthed switch operating axis 20 is articulated in frame 10, and this energy-stored spring is installed in earthed switch and connects earthed switch operating axis 20, and this energy storage maintaining body 30 is installed in frame 10 and connects earthed switch operating axis 20.This energy storage maintaining body 30 is existing mechanism, and it comprises that actuating mechanism 32 and that the combined floodgate that is articulated in frame a 10/sub-switching operation axle 31, is installed in combined floodgate/sub-switching operation axle 31 is installed in the combined floodgate of earthed switch operating axis 20/separating brake guide vane end stop 33.
This motor 40 is installed in frame 10 and the earthed switch operating axis 20 that is in transmission connection, this motor 40 has line shaft, be in transmission connection by chain drive 80 between this line shaft 41 and earthed switch operating axis 20, drive earthed switch operating axis 20 by motor 40 and rotate, rotate by earthed switch operating axis 20 and drive the energy-stored spring energy storage.
This switch knob 50 and opening button 60 all are located at switch cubicle, and be connected energy storage maintaining body 30 and signal connection motor 40.Drive combined floodgate/sub-switching operation axle 31 and rotate by switch knob 50, opening button 60, drive actuating mechanism 32 activities, make combined floodgate/separating brake guide vane end stop 33 snappings keep energy storage or dropout to realize pine oil by actuating mechanism 32 activities.
This manual energy storage main shaft 70 earthed switch operation axis 20 that is in transmission connection, among the present embodiment, be in transmission connection by gear 90 between the line shaft of this motor 40 and manual energy storage main shaft 70, this manual energy storage main shaft 70 is between the line shaft of earthed switch operating axis 20 and motor 40.
Among the present embodiment, comprise that also one is used for preventing that energy-stored spring from crossing energy storage prevented energy storage device 21, this prevented that energy storage device 21 was installed in frame 10 and connects earthed switch operating axis 20.This prevented that energy storage device can adopt existing mechanism.
Among the present embodiment, this earthing switch operating mechanism is used in switch cubicle, this switch cubicle has cabinet and earthed switch 101, this cabinet comprises side plate 102 and crossbeam 103, this switch knob 50 and opening button 60 are installed in side plate 102 places, this side plate 102 also is provided with the combined floodgate that the combined floodgate that be used for to show a combined floodgates/separating brake/separating brake indicating device 104, is used for showing combined floodgates/separating brake energy storage indication/separating brake energy storage indicating device 105, and the manual energy-storage operating position 106 of being somebody's turn to do for lever operated manual energy storage main shaft is positioned at side plate 102.
In order to further illustrate the structure of the present embodiment, the below illustrates mode of operation.
One, at first by the manual energy storage main shaft, energy-stored spring is carried out energy pre-storage before the switchgear operation, in the process of the normal operation of equipment, the course of work of earthing switch operating mechanism energy storage and earthed switch combined floodgate/sub-switching operation is as follows:
◆ combined floodgate thermal energy storage process and combined floodgate operation principle:
A. thermal energy storage process closes a floodgate: motor 40 forwards drive earthed switch operating axis 20 by chain drive 80 and rotate, at this moment, energy-stored spring begins the energy storage of closing a floodgate, when the combined floodgate energy storage was completed, combined floodgate/separating brake guide vane end stop 33 moved to spacing position, if motor 40 is also in work, prevented that energy storage device 21 began action, earthed switch operating axis 20 can not turn again, and the energy storage of at this moment closing a floodgate indication occurs, and can carry out closing operation.
B. making process: touch switch knob 50, opening button 60 drives combined floodgate/sub-switching operation axle 31 and rotates, drive actuating mechanism 32 activities, make combined floodgate/separating brake guide vane end stop 33 thread off and realize pine oil by actuating mechanism 32 activities, energy-stored spring releases energy, earthed switch operation axis 20 rotates and drives earthed switch 101 combined floodgates, and closing operation is completed.Then, automatic operation is that next sub-switching operation is prepared.
◆ separating brake thermal energy storage process and separating brake operation principle:
A. separating brake thermal energy storage process: motor 40 counter-rotatings, all the other operating principles and combined floodgate thermal energy storage process are similar.
B. separating brake process: touch opening button 60, opening button 60 drives combined floodgate/sub-switching operation axle 31 and rotates, drive actuating mechanism 32 activities, make combined floodgate/separating brake guide vane end stop 33 thread off and realize pine oil by actuating mechanism 32 activities, energy-stored spring releases energy, earthed switch operation axis 20 rotates and drives earthed switch 101 separating brakes, and sub-switching operation is completed.Then, automatic operation is that next closing operation is prepared.
Two, the switchgear manual energy storage that energy pre-storage adopts before interruption maintenance or equipment operation
Process operation principle and earthed switch is closed a floodgate/sub-switching operation and electric energy-stored similar, manual energy storage main shaft 70 arrives the line shaft of motor 40 by gear drive, clockwise rotate manual energy storage main shaft 70 and replace motor 40 forwards; On the contrary, rotate counterclockwise manual energy storage main shaft 70 and replace motor 40 counter-rotatings.
As long as press button, can realize combined floodgate/separating brake, energy/combined floodgate can for starter motor storage separating brake, easy to operate, greatly improved Earthing Reliability, the fail safe and easy to operate of switchgear, the modularized design of energy-storage function also make earthing switch operating mechanism safeguard more convenient, select more humane.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of namely doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (6)
1. earthing switch operating mechanism, comprise that a frame, an earthed switch operating axis, an energy-stored spring and are used for keeping the energy storage maintaining body of energy-stored spring energy storage, this earthed switch operating axis is articulated in frame, this energy-stored spring is installed in earthed switch and connects the earthed switch operating axis, this energy storage maintaining body is installed in frame and connects the earthed switch operating axis, it is characterized in that: also comprise a motor, a switch knob and an opening button; This motor is installed in frame and the earthed switch operating axis that is in transmission connection, and rotates by driven by motor earthed switch operating axis, rotates by the earthed switch operating axis and drives the energy-stored spring energy storage; This switch knob is connected be connected energy storage maintaining body and signal and is connected motor with opening button.
2. a kind of earthing switch operating mechanism according to claim 1, is characterized in that: be in transmission connection by chain drive between this motor and earthed switch operating axis.
3. a kind of earthing switch operating mechanism according to claim 2, is characterized in that: comprise that also one is articulated in the manual energy storage main shaft of frame, this manual energy storage spindle drive connection earthed switch operation axis.
4. a kind of earthing switch operating mechanism according to claim 3, it is characterized in that: this motor has line shaft, be in transmission connection by chain drive between this line shaft and earthed switch operating axis, connect by gear drive between this line shaft and manual energy storage main shaft.
5. according to claim 1 and 2 or 3 or 4 described a kind of earthing switch operating mechanisms is characterized in that: comprise that also one is used for preventing that energy-stored spring from crossing the energy storage device of preventing of energy storage, this prevented that energy storage device was installed in frame and connects the earthed switch operating axis.
6. a kind of earthing switch operating mechanism according to claim 4, it is characterized in that: this manual energy storage main shaft is between earthed switch operating axis and line shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749647 CN203026385U (en) | 2012-12-31 | 2012-12-31 | Earthing switch operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220749647 CN203026385U (en) | 2012-12-31 | 2012-12-31 | Earthing switch operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026385U true CN203026385U (en) | 2013-06-26 |
Family
ID=48650351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220749647 Expired - Lifetime CN203026385U (en) | 2012-12-31 | 2012-12-31 | Earthing switch operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545126A (en) * | 2013-08-24 | 2014-01-29 | 安徽龙波电气有限公司 | Electric transmission device of high-voltage earthing switch |
-
2012
- 2012-12-31 CN CN 201220749647 patent/CN203026385U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545126A (en) * | 2013-08-24 | 2014-01-29 | 安徽龙波电气有限公司 | Electric transmission device of high-voltage earthing switch |
| CN103545126B (en) * | 2013-08-24 | 2015-12-02 | 安徽龙波电气有限公司 | High voltage ground switch electric transmission machanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
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| CX01 | Expiry of patent term |