CN201315437Y - Metal armoring put-aside type high-voltage switch cabinet - Google Patents
Metal armoring put-aside type high-voltage switch cabinet Download PDFInfo
- Publication number
- CN201315437Y CN201315437Y CNU2008201995549U CN200820199554U CN201315437Y CN 201315437 Y CN201315437 Y CN 201315437Y CN U2008201995549 U CNU2008201995549 U CN U2008201995549U CN 200820199554 U CN200820199554 U CN 200820199554U CN 201315437 Y CN201315437 Y CN 201315437Y
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- CN
- China
- Prior art keywords
- handcart
- screw mandrel
- metal
- cabinet
- lower handcart
- 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 - Fee Related
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- 239000002184 metal Substances 0.000 title abstract 2
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 230000001141 propulsive effect Effects 0.000 claims description 9
- 230000011664 signaling Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a metal armoring put-aside type high-voltage switch cabinet. The high-voltage switch cabinet comprises a lower handcart and a special guide rail for the lower handcart, and the special guide rail is connected with a cabinet body. The high-voltage switch cabinet is characterized in that a screw rod advancing mechanism is arranged at the bottom part of the lower handcart, and a quincunxial moving contact which is connected with an electrical appliance on the lower handcart is arranged on the lower handcart. By adopting the above structure, an original lower handcart chamber is improved, the transmission method of the lower handcart is changed into the screw rod crank type, and the lower handcart is cranked in and out by utilizing the screw rod advancing principle; a valve and a lifting mechanism are arranged in the lower handcart chamber; quincunxial moving contacts and quincunxial fixed contacts are arranged on the lower handcart and a contact box; and a position switch which is arranged on the guide rail is replaced by a stroke switch which is arranged on a chassis vehicle of the lower handcart. The above measures not only ensure that the quincunxial moving contact on the handcart can be completely occluded with the quincunxial fixed contact on the cabinet body, but also ensure the correctness of position signal of the lower handcart, so as to be convenient for the operation of operators on duty and completely ensure personnel safety.
Description
Technical field
The utility model relates to high voltage switchgear, specifically, relates to the metal-clad moveable high-voltage switchgear of operating characteristics of the following handcart of switch cubicle.
Background technology
In the electric power system at present, armored withdraw type that its high voltage switchgear adopts exchanges the closed switch cabinet majority and all disposes down handcart (following voltage transformer car, following lightning arrester handcart).Concrete mode of operation is as follows;
Propelling when 1, down handcart is joined switch cubicle with pull out, what rely on is that pulling with pin of manpower carried, as firmly uneven, handcart will be stuck, advances to pass in and out to go out, not only time-consuming but also effort;
2, the position signalling of following handcart relies on the position switch that is installed on the guide rail, and following handcart operation is not in place will to make down that the position signalling of handcart is inaccurate;
3, following handcart relies on the duck-beak type moving contact to cooperate with contact box, as firmly uneven, easily causes stuck phenomenon in following handcart turnover process.
The utility model content
Technical problem to be solved in the utility model is, at the deficiencies in the prior art, provides a kind of metal-clad moveable high-voltage switchgear, its objective is the handled easily and the maintenance that realize handcart under the high-tension switch cabinet.
For solving the problems of the technologies described above, the technical solution of the utility model is, a kind of metal-clad moveable high-voltage switchgear comprises handcart down, and the following handcart exclusive guideway that is connected with cabinet is characterized in that: the described bottom of handcart down is provided with the screw mandrel propulsive mechanism; Following handcart be provided be installed in down handcart on the electrical equipment quincunx moving contact that is connected.
A kind of metal-clad moveable high-voltage switchgear, described screw mandrel propulsive mechanism is made up of screw mandrel, interior screw rodb base, crank, and crank flexibly connects with an end that is positioned at the preceding Xiamen of cabinet one lateral filament bar, and the other end of screw mandrel is provided with the screw mandrel guide vane end stop.
A kind of metal-clad moveable high-voltage switchgear, the described bottom of handcart down is provided with the limit switch of determining assistant's car position signal.
The end that a kind of metal-clad moveable high-voltage switchgear, described exclusive guideway are positioned at the screw mandrel guide vane end stop is provided with the hoisting mechanism that is connected with valve, and the inboard of valve is provided with and is installed on the cabinet and the suitable quincunx fixed contact of quincunx moving contact.
A kind of metal-clad moveable high-voltage switchgear, an end of described exclusive guideway is provided with the guide rail location hole that is connected with following handcart alignment pin, and the other end is provided with under the control guide locating device provided and following guide locating device provided on the handcart roller.
A kind of metal-clad moveable high-voltage switchgear, the preceding Xiamen of described cabinet is provided with the crank handle hole in the screw mandrel propulsive mechanism.
A kind of metal-clad moveable high-voltage switchgear owing to adopt said structure, improves following handcart chamber before it, will descend the handcart kind of drive to change the leading screw crank type into, utilizes the leading screw principle of propeller to shake and into shakes out handcart down; In following handcart chamber valve and hoisting mechanism are installed; On handcart and the contact box the dynamic and static contact of quincunx is being installed down; The travel switch that utilization is installed on assistant's chassis car replaces the position switch that is installed on the guide rail, above measure had both guaranteed the abundant interlock of quincunx fixed contact on the quincunx moving contact and cabinet on the handcart, guaranteed the accuracy of assistant's car position signal again, make things convenient for operator on duty's operation, make personal safety be fully protected.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail;
Fig. 1 is the structural representation of handcart when test position under a kind of metal-clad moveable high-voltage switchgear of the utility model;
Fig. 2 is the structural representation of handcart when the service position under a kind of metal-clad moveable high-voltage switchgear of the utility model;
Fig. 3 is the preceding Xiamen of a kind of metal-clad moveable high-voltage switchgear of a utility model front schematic view;
Fig. 4 is the structural representation of a kind of metal-clad moveable high-voltage switchgear of the utility model exclusive guideway shown in Figure 1;
Fig. 5 is the structural representation of a kind of metal-clad moveable high-voltage switchgear of the utility model following handcart shown in Figure 1;
In Fig. 1 ~ Fig. 5,1, following handcart; 2, exclusive guideway; 3, following handcart roller; 4, following handcart alignment pin; 5, crank; 6, handle hole; 7, upward guide locating device provided; 8, guide locating device provided down; 9, guide rail location hole; 10, valve; 11, quincunx moving contact; 12, quincunx fixed contact; 13, hoisting mechanism; 14, screw mandrel; 15, travel switch; 16, screw mandrel guide vane end stop; 17, interior screw rodb base.
Embodiment
As Fig. 1～shown in Figure 5, a kind of metal-clad moveable high-voltage switchgear comprises handcart 1 down, the following handcart exclusive guideway 2 that is connected with cabinet, and the described bottom of handcart 1 down is provided with the screw mandrel propulsive mechanism; Following handcart 1 be provided be installed in down handcart 1 on the electrical equipment quincunx moving contact 11 that is connected.Described screw mandrel propulsive mechanism is made up of screw mandrel 14, interior screw rodb base 17, crank 5, and crank 5 flexibly connects with an end that is positioned at the preceding Xiamen of cabinet one lateral filament bar 14, and the other end of screw mandrel 14 is provided with screw mandrel guide vane end stop 16.The bottom of following handcart 1 is provided with determines the travel switch 15 of handcart 1 position signalling down.Before the cabinet down the chamber left and right exclusive guideway 2 is installed, its guide rail installing hole matches with installing hole on the cabinet.
The end that exclusive guideway 2 is positioned at screw mandrel guide vane end stop 16 is provided with the hoisting mechanism 13 that is connected with valve 10, and the inboard of valve 10 is provided with and is installed on the cabinet quincunx fixed contact 12 suitable with quincunx moving contact 11.One end of exclusive guideway 2 is provided with the guide rail location hole 9 that is connected with following handcart alignment pin 4, and the other end is provided with control down on the handcart roller 3 guide locating device provided 7 and down guide locating device provided 8.That left and right exclusive guideway 2 front ends have is guide locating device provided 7, guide locating device provided 8 down, with before the cabinet down the location hole on the contact box mounting panel match.Left and right rail 2 rear ends be provided with guide rail location hole 9, with handcart location hole on the cabinet, the alignment pin 4 on the handcart matches down.
The preceding Xiamen of cabinet is provided with crank 5 handle holes 6 in the screw mandrel propulsive mechanism.Hand-held crank 5 can be operated following handcart 1 by handle hole 6.The rotation of screw mandrel 14 by crank 5 moves ahead or retreats, thereby drives advancing or retreating of handcart 1 down.By the drive of connecting rod, can be in test or service position so that travel switch 15 switches.Following handcart alignment pin 4 on the car of chassis cooperatively interacts with guide rail location hole 9, can will descend handcart 1 to be fixed on the cabinet securely when test or service position.
Utilizing crank to pass through the operation of screw mandrel principle of propeller descends the concrete steps of handcart as follows:
To descend handcart 1 to be pushed into test position and be fixed on the cabinet, to descend handcart alignment pin 4 to match with guide rail location hole 9, will be as shown in Figure 1, the indoor valve 10 of handcart is in closed condition under before this moment, the state of handcart 1 when test position under being of travel switch 15 reflections in the following handcart 1 chassis car.
Turn clockwise by manual operation crank 5, following handcart 1 moves ahead along exclusive guideway 2, and valve hoisting mechanism 13 is driven in this process, and valve 10 is by opening slowly.When screw rodb base 17 reached guide vane end stop 16 in following handcart 1 chassis car, following handcart 1 reached the service position, stops to move ahead.This moment, valve 10 was opened fully, and travel switch 15 is switched in the quincunx moving contact 11 and the 12 complete interlocks of quincunx fixed contact, following handcart 1 chassis car, and what reflected this moment is the state of following handcart 1 when the service position shown in Figure 2.
Carry out inspection operation as needs rival car 1, only need manual operation crank 5 rotation counterclockwise to get final product, all the other operating process are with above-mentioned just in time opposite.
In conjunction with the accompanying drawings the utility model has been carried out exemplary description above; obviously the utility model specific implementation is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; or directly apply to other occasion without improvement, all within protection range of the present utility model.
Claims (6)
1, a kind of metal-clad moveable high-voltage switchgear comprises handcart (1) down, and the following handcart exclusive guideway (2) that is connected with cabinet is characterized in that: the described bottom of handcart (1) down is provided with the screw mandrel propulsive mechanism; Following handcart (1) be provided be installed in down handcart (1) on the electrical equipment quincunx moving contact (11) that is connected.
2, a kind of metal-clad moveable high-voltage switchgear according to claim 1, it is characterized in that: described screw mandrel propulsive mechanism, form by screw mandrel (14), interior screw rodb base (17), crank (5), crank (5) flexibly connects with an end that is positioned at the preceding Xiamen of cabinet one lateral filament bar (14), and the other end of screw mandrel (14) is provided with screw mandrel guide vane end stop (16).
3, a kind of metal-clad moveable high-voltage switchgear according to claim 1 is characterized in that: the described bottom of handcart (1) down is provided with determines the travel switch (15) of handcart (1) position signalling down.
4, a kind of metal-clad moveable high-voltage switchgear according to claim 1, it is characterized in that: the end that described exclusive guideway (2) is positioned at screw mandrel guide vane end stop (16) is provided with the hoisting mechanism (13) that is connected with valve (10), and the inboard of valve (10) is provided with and is installed on the cabinet and the suitable quincunx fixed contact (12) of quincunx moving contact (11).
5, according to claim 1 or 4 described a kind of metal-clad moveable high-voltage switchgears, it is characterized in that: an end of described exclusive guideway (2) is provided with the guide rail location hole (9) that is connected with following handcart alignment pin (4), and handcart roller (3) was gone up guide locating device provided (7) and following guide locating device provided (8) under the other end was provided with and controls.
6, a kind of metal-clad moveable high-voltage switchgear according to claim 1 is characterized in that: the preceding Xiamen of described cabinet is provided with crank (5) handle hole (6) in the screw mandrel propulsive mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201995549U CN201315437Y (en) | 2008-12-15 | 2008-12-15 | Metal armoring put-aside type high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201995549U CN201315437Y (en) | 2008-12-15 | 2008-12-15 | Metal armoring put-aside type high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201315437Y true CN201315437Y (en) | 2009-09-23 |
Family
ID=41127237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201995549U Expired - Fee Related CN201315437Y (en) | 2008-12-15 | 2008-12-15 | Metal armoring put-aside type high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201315437Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983524A (en) * | 2012-12-04 | 2013-03-20 | 天水长城开关厂有限公司 | Switch cabinet handcart positioning device and application equipment thereof |
| CN103227428A (en) * | 2013-03-27 | 2013-07-31 | 国电大渡河瀑布沟发电有限公司 | Adjustable voltage transformer position switch |
| CN106300118A (en) * | 2016-08-30 | 2017-01-04 | 安徽西高电气设备有限公司 | A kind of AC metal armored withdrawing switch apparatus |
| CN114123005A (en) * | 2021-12-22 | 2022-03-01 | 上海中科益海船舶科技有限公司 | Voltage transformer handcart and using method thereof and power distribution cabinet |
-
2008
- 2008-12-15 CN CNU2008201995549U patent/CN201315437Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102983524A (en) * | 2012-12-04 | 2013-03-20 | 天水长城开关厂有限公司 | Switch cabinet handcart positioning device and application equipment thereof |
| CN103227428A (en) * | 2013-03-27 | 2013-07-31 | 国电大渡河瀑布沟发电有限公司 | Adjustable voltage transformer position switch |
| CN103227428B (en) * | 2013-03-27 | 2015-12-23 | 国电大渡河瀑布沟发电有限公司 | adjustable voltage transformer position switch |
| CN106300118A (en) * | 2016-08-30 | 2017-01-04 | 安徽西高电气设备有限公司 | A kind of AC metal armored withdrawing switch apparatus |
| CN114123005A (en) * | 2021-12-22 | 2022-03-01 | 上海中科益海船舶科技有限公司 | Voltage transformer handcart and using method thereof and power distribution cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090923 Termination date: 20131215 |