CN2312514Y - Air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power - Google Patents
Air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power Download PDFInfo
- Publication number
- CN2312514Y CN2312514Y CN 97236483 CN97236483U CN2312514Y CN 2312514 Y CN2312514 Y CN 2312514Y CN 97236483 CN97236483 CN 97236483 CN 97236483 U CN97236483 U CN 97236483U CN 2312514 Y CN2312514 Y CN 2312514Y
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- hoop
- main
- duplicate
- main part
- linking arm
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Abstract
The utility model relates to an air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power, which is a device used for changing the casings of the electrically driven mechanism. The utility model is provided with a main air-break switch (61) and an auxiliary air-break switch (62) which are fixedly connected by a fastening piece (63). The connecting arm (61-1-2) of the main air-break switch and the connecting arm (62-1-2) of the auxiliary air-break switch are provided with corresponding hole grooves, so the mutual distance can be adjusted. When the utility model is used, the main air-break switch (61) can be fixedly connected with an electric pole (94), and the auxiliary air-break switch (62) can be fixedly connected with a driving connecting rod (7) to make the driving connecting rod (7) not move. The change of the electrically driven mechanism with no interruption of high tension power is ensured by the utility model.
Description
The utility model relates to a kind of instrument that can use in high-voltage line changing motor mechanism box body without power cut process.
At present, being used to of using in the domestic electric power system controlled the motor drive mechanism of the GW4 type isolating switch of 110,000 volts or 220,000 volts high-tension lines, as CJ5 and CJ2 motor drive mechanism, they are installed in the open air, after the long-time running, the casing skin of paint of motor drive mechanism seriously peels off, corrosion is serious, even mashed wearing, and rainy weather easily causes and leaks, then can influence the insulation level of interior alternating current operation loop of case and secondary direct current system, thus the safe operation that jeopardizes substation facilities.For solving this situation, often employing connects the method that casing and motor drive mechanism etc. are together changed, doing like this because carrying out circuit connection and debugging again wastes time and energy, can only change 2 motor mechanism boxes general every day, but also need under corresponding high-voltage line has a power failure, to change, be unfavorable for the normal operation of electrical network.For whether needing with the fixing no specific (special) requirements of kinematic link.
The purpose of this utility model provide a kind of high-voltage line not under the power-off condition, changing in the motor mechanism box body process and make the immobile anchor ear of kinematic link.
The technical scheme that realizes the utility model purpose is (referring to Fig. 6), and this anchor ear (6) has main hoop (61) and secondary hoop (62); Main hoop (61) has main hoop main part (61-1) and main hoop duplicate (61-2); Main hoop main part (61-1) has hemizonid (61-1-1) and the linking arm (61-1-2) that is connected as a single entity, and offers link slot (61-1-3) or connecting hole on the linking arm (61-1-2); Main hoop duplicate (61-2) is that shape is bound round the hemizonid that main part hemizonid (61-1-1) matches with the master; Hemizonid (61-1-1) can be connected with main hoop duplicate (61-2) by securing member (61-3); Secondary hoop (62) has secondary hoop main part (62-1) and secondary hoop duplicate (62-2); Secondary hoop main part (62-1) has semi-circular ring (62-1-1) and the linking arm (62-1-2) that is connected as a single entity, and offers connecting hole (62-1-3) or link slot on the linking arm (62-1-2); Secondary hoop duplicate (62) is that shape is bound round the semi-circular ring that main part semi-circular ring (62-1-1) matches with pair; Semi-circular ring (62-1-1) can be connected with secondary hoop duplicate (62-2) by securing member (62-3); Main hoop (61) can bind round (62) fixedlys connected with pair, that is securing member (63) passes link slot (61-1-3) on the main hoop linking arm (61-1-2) and secondary hoop linking arm (62-1-2) and goes up link slot (62-1-3) and main hoop (61) and secondary bind round (62) can be fixedlyed connected.
The shape of the main part hemizonid (61-1-1) of above-mentioned main hoop (61) and main hoop duplicate (61-2) is to be connected to each other the hemizonid that the back forms circular ring body or square ring body.
The utlity model has positive effect.(1) uses this anchor ear and be equipped with special box assembly and adopt respective phases of operation under the situation that high-voltage line does not have a power failure, to change motor mechanism box body and safe and reliable, broken the idea that the replacing second hand cases body that exists for a long time must be through having a power failure corresponding high-voltage line.The numerous electric substations of China are badly in need of changing the second hand cases body and the situation that can not usually have a power failure has been separated the matter of great urgency really.Having solved for a long time, people want to solve and unsolved problem.Master's hoop can be affixed with electric pole when (2) using, and secondary hoop can be affixed with kinematic link, and make kinematic link stiff.Do not change the motor drive mechanism casing guarantee is provided for high-voltage line does not have a power failure.(3) main hoop linking arm of this anchor ear and secondary hoop linking arm are provided with corresponding hole slot, so mutual spacing is from adjustable, so applicable to the unequal situation of the distance between electric pole and the kinematic link in the different occasions.
Fig. 1 is the schematic perspective view of the top cover of used box assembly in the application examples.
Fig. 2 looks up the schematic perspective view of direction for Fig. 1.
Fig. 3 is the schematic perspective view of plate behind the used box assembly in the application examples.
Fig. 4 is for being equipped with the schematic perspective view of door lock on used box assembly tank tower in the application examples and chamber door that is rotationally connected with it and the chamber door.
Fig. 5 is the schematic perspective view of used box assembly lower cover in the application examples.
Fig. 6 is a kind of schematic perspective view of the present utility model.
Fig. 7 is for removing anchor ear folder position kinematic link again the schematic perspective view of second hand cases body in the application examples.
Fig. 8 for the backboard that relevant mechanism portion part is installed come loose in the application examples track bolt and from the fixed mount with backboard Panasonic and the schematic perspective view after removing old top cover.
Fig. 9 is for being installed in top cover and back plate in the application examples schematic diagram on the motor drive mechanism.
Figure 10 be in the application examples will tank tower and top cover and back plate fixedly connected, and with lower cover and tank tower and the back schematic diagram that is connected of plate.
Figure 11 is for installing casing in the application examples schematic diagram behind the anchor ear of dismantling.This state can carry out daily maintenance down.
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment 1
See Fig. 6, make the main hoop main part (61-1) and the secondary hoop main part (62-1) of shape as shown in the figure through punching press, welding, make the main hoop duplicate (61-2) and the secondary hoop duplicate (62-2) of shape as shown in the figure through punching press with the Q235A steel plate with the Q235A steel plate.Link slot (61-1-3) on main hoop main part (61-1) linking arm (61-1-2) has 2 sections, on secondary hoop main part (62-1) linking arm (62-1-2) corresponding a plurality of connecting hole (62-1-3) is arranged also.This anchor ear (6) also has and is used for fixing 2 pairs of bolt and nuts (63) of connecting main hoop linking arm (61-1-2) and secondary hoop linking arm (62-1-2), makes 2 pairs of bolt and nuts (61-3) that main hoop main part (61-1) links to each other with main hoop duplicate (61-2) and makes secondary hoop main part (62-1) bind round 2 pairs of bolt and nuts (62-3) that duplicate (62-2) links to each other with pair.
Application examples 1
Get the anchor ear (6) of embodiment 1 gained and be equipped with the box assembly of Fig. 1～structure shown in Figure 5.Can be according to the following steps in practical operation under the situation that high-voltage line does not have a power failure, use this anchor ear and change the casing of motor drive mechanism:
1. see Fig. 6 and Fig. 7, fixing for the kinematic link (7) that motor drive mechanism (8) and isolating switch are coupled together with special-purpose anchor ear (6), kinematic link (7) can not be rotated.Concrete grammar is, to lead hoop main part (61-1) and be fastened on mutually on the circular electric pole (94) of fixing fixed mount (91) by its semi-circular ring (61-1-1) and main hoop duplicate (61-2), and with 2 pairs of bolt and nuts (61-3) make main hoop main part (61-1), main bind round duplicate (61-2) and electric pole (94) fixedly connected.The semi-circular ring (62-1-1) of pair being bound round main part (62-1) is buckled on the kinematic link (7), and the linking arm (62-1-2) of secondary hoop main part (62-1) and the main linking arm (61-1-2) that binds round main part (61-1) are fitted, make the connecting hole (62-1-3) on the secondary hoop main part linking arm (62-1-2) aim at the main link slot (61-1-3) that binds round on the main part linking arm (61-1-2), main hoop main part (61-1) is fixedlyed connected with secondary hoop main part (62-1) with 2 pairs of bolt and nuts (63).Pair is bound round duplicate (62-2) be fastened on the kinematic link (7), with 2 pairs of bolt and nuts (62-3) pair is bound round duplicate (62-2), secondary hoop main part (62-1) and kinematic link (7) and be fixed together.Thereby kinematic link (7) is fixed and stiff.Hide the electric elements in the casing tight with high temperature resistant covering.
2. still see Fig. 7, the second hand cases segmentation is cut, the remainder that removes top cover and backboard (82) of the former casing of dismantling with plasma cutting machine;
3. see Fig. 8, pull down 2 bolts that kinematic link (7) and motor drive mechanism (8) coupling part (81) are fixed together; Keeping motor drive mechanism (8) to be fixed on backboard (82) goes up constant, motor drive mechanism backboard (82) and fixed mount (91) coupled fasteners (92) are pulled down, motor drive mechanism (8) is moved down a segment distance together with its backboard (82), make the lower end of kinematic link (7) from the tie rod holes of old top cover, move to old top cover top, take off old top cover.
4. see Fig. 9, new top cover (1) is placed on the motor drive mechanism (8), behind backboard (82), mix back plate (3); Together with top cover (1) and back plate (3) lifting motor drive mechanism (8), the lower end of kinematic link (7) is stretched in the tie rod holes (11) of top cover (1), continue lifting motor drive mechanism (8) to original fixed position; With bolt the coupling part (81) of kinematic link (7) and motor drive mechanism (8) is fixedlyed connected, use securing member (92) that backboard (82) is fixedlyed connected with fixed mount (91) again;
5. see Figure 10, the tank tower (4) that chamber door (5) and door lock (51) are installed of box assembly is passed through linking arm (41-1 by the argon arc welding connection, 43-1) fixedly connected, tank tower (4) is fixedlyed connected with the back plate (3) at rear portion with the argon arc welding connection with the top cover (1) of top; Lower cover (2) is broken into two with one's hands up and down along its inlet wire technology seam (22), cable (93) is stretched in the cable entry port (21) of lower cover (2) along the neutral of breaking into two with one's hands; By the argon arc welding connection lower cover (2) is fixedlyed connected with tank tower (4) and back plate (3) again, and the seam of the inlet wire technology on the lower cover (2) (22) is sealed with the argon arc welding connection; With the space between stifled lower cover (2) of fire prevention mudding and the cable (93); Pull down special-purpose anchor ear (6) and promptly finish the replacing (seeing Figure 11) of casing.
In whole replacing process, because kinematic link (7) is fixed under the effect of anchor ear (6), thus the isolating switch of high-tension circuit or be in the connection situation all the time, incessantly to mains supply; Or be in the cut-out situation all the time, can not form accident to grid balance.
Referring to Fig. 6 and Fig. 7, all the other are with embodiment 1, and difference is that the main hoop main part (6 1-1) of present embodiment anchor ear (6) and the formed annular solid of its hoop duplicate (61-2) are square, in use in order to clamp square fixed lever.Because the fixed mount (91) in order to fixed motor structure case in the electric substation also can be fixed on the square pole.
Claims (2)
1, a kind of can the power failure at high-voltage line changed the anchor ear that uses in the motor drive mechanism casing process, it is characterized in that having main hoop (61) and secondary hoop (62); Main hoop (61) has main hoop main part (61-1) and main hoop duplicate (61-2); Main hoop main part (61-1) has hemizonid (61-1-1) and the linking arm (61-1-2) that is connected as a single entity, and offers link slot (61-1-3) or connecting hole on the linking arm (61-1-2); Main hoop duplicate (61-2) is that shape is bound round the hemizonid that main part hemizonid (61-1-1) matches with the master; Hemizonid (61-1-1) can be connected with main hoop duplicate (61-2) by securing member (61-3); Secondary hoop (62) has secondary hoop main part (62-1) and secondary hoop duplicate (62-2); Secondary hoop main part (62-1) has semi-circular ring (62-1-1) and the linking arm (62-1-2) that is connected as a single entity, and offers connecting hole (62-1-3) or link slot on the linking arm (62-1-2); Secondary hoop duplicate (62) is that shape is bound round the semi-circular ring that main part semi-circular ring (62-1-1) matches with pair; Semi-circular ring (62-1-1) can be connected with secondary hoop duplicate (62-2) by securing member (62-3); Main hoop (61) can bind round (62) fixedlys connected with pair, that is securing member (63) passes link slot (61-1-3) on the main hoop linking arm (61-1-2) and secondary hoop linking arm (62-1-2) and goes up link slot (62-1-3) and main hoop (61) and secondary bind round (62) can be fixedlyed connected.
According to the described anchor ear of claim 1, it is characterized in that 2, the shape of the main part hemizonid (61-1-1) of main hoop (61) and main hoop duplicate (61-2) is to be connected to each other the hemizonid that the back forms circular ring body or square ring body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97236483 CN2312514Y (en) | 1997-07-03 | 1997-07-03 | Air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97236483 CN2312514Y (en) | 1997-07-03 | 1997-07-03 | Air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2312514Y true CN2312514Y (en) | 1999-03-31 |
Family
ID=33947339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97236483 Expired - Fee Related CN2312514Y (en) | 1997-07-03 | 1997-07-03 | Air-break switch used for changing casings of electrically driven mechanism with no interruption of high tension power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2312514Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061822A (en) * | 2010-11-18 | 2011-05-18 | 河南省电力公司南阳供电公司 | Temporary cross arm for replacing linear cement poles and application method thereof |
| CN103683057A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Tool special for replacing high-voltage isolating switch mechanism hoop |
| CN103697239A (en) * | 2013-12-24 | 2014-04-02 | 国家电网公司 | Cable fixing hoop |
| CN108364815A (en) * | 2018-03-19 | 2018-08-03 | 广东电网有限责任公司佛山供电局 | A kind of visualization device for observing disconnecting link contact on off operating mode |
| CN111262163A (en) * | 2020-02-28 | 2020-06-09 | 广东电网有限责任公司 | Special tool for overhauling isolating switch and overhauling method for replacing hoop without power outage |
-
1997
- 1997-07-03 CN CN 97236483 patent/CN2312514Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061822A (en) * | 2010-11-18 | 2011-05-18 | 河南省电力公司南阳供电公司 | Temporary cross arm for replacing linear cement poles and application method thereof |
| CN103683057A (en) * | 2013-12-17 | 2014-03-26 | 国家电网公司 | Tool special for replacing high-voltage isolating switch mechanism hoop |
| CN103697239A (en) * | 2013-12-24 | 2014-04-02 | 国家电网公司 | Cable fixing hoop |
| CN103697239B (en) * | 2013-12-24 | 2015-04-01 | 国家电网公司 | Cable fixing hoop |
| CN108364815A (en) * | 2018-03-19 | 2018-08-03 | 广东电网有限责任公司佛山供电局 | A kind of visualization device for observing disconnecting link contact on off operating mode |
| CN108364815B (en) * | 2018-03-19 | 2024-04-12 | 广东电网有限责任公司佛山供电局 | Visualization device for observing on-off state of disconnecting link contact |
| CN111262163A (en) * | 2020-02-28 | 2020-06-09 | 广东电网有限责任公司 | Special tool for overhauling isolating switch and overhauling method for replacing hoop without power outage |
| CN111262163B (en) * | 2020-02-28 | 2024-03-26 | 广东电网有限责任公司 | Special tool for overhauling isolating switch and overhauling method for replacing anchor ear without power failure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |