CN209641580U - One plants case becomes with preventing on-load division disconnecting switch - Google Patents
One plants case becomes with preventing on-load division disconnecting switch Download PDFInfo
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- CN209641580U CN209641580U CN201920276959.6U CN201920276959U CN209641580U CN 209641580 U CN209641580 U CN 209641580U CN 201920276959 U CN201920276959 U CN 201920276959U CN 209641580 U CN209641580 U CN 209641580U
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Abstract
The utility model relates to electrical equipment technical fields, and it discloses a plants case and becomes with preventing on-load division disconnecting switch, including cabinet body, cabinet body inner wall is equipped with load side breaker and power-supply isolation switch, interior of the cabinet is provided with into electric wire, is electrically connected into electric wire and load side breaker and power-supply isolation switch, and cabinet body inner wall is connected with connecting rod three, connecting rod three is positively connected with connecting rod two, and connecting rod two is positively connected with connecting rod one.The utility model passes through setting connecting rod one, connecting rod two, connecting rod three, movable plate, clump weight, iron prop, hot-wire coil and iron block, it uses the power on coil and is wrapped in generation magnetism on iron prop, adsorb iron block, movable plate is caused to tilt, when power-off can only first disconnect load side breaker, when power failure, magnetism disappears, power-supply isolation switch can only first be closed under the action of clump weight, reached and reminded the disconnected sequence closed of people, ensure that staff break again close during be not in mistake purpose.
Description
Technical field
The utility model relates to electrical equipment technical field, a specially plants case becomes with preventing on-load division from keeping apart
It closes.
Background technique
High_voltage isolation bridge type switch has apparent overlap span, it is mainly used to that high voltage power supply is isolated, and guarantees safety inspection
It repairs, but it does not have special arc-control device, therefore does not allow to cut off normal load power, can not be used to cut off short-circuit electricity
Stream.Therefore it is usually used cooperatively with breaker, has to comply with " five is anti-" in use and requires: on-load division being prevented to be isolated
Bridge type switch.Therefore operation isolation bridge type switch when, it has to be noted that operation order: i.e. in power transmission, Yao Xianhe source side every
It is switched from bridge type, then closes load side breaker；When power failure, Yao Xianfen load side breaker, then independent power source side isolation bridge type switch.
The producer of production box-type substation is for switching conduct using the high_voltage isolation bridge type for having obvious cut-off point in design scheme at present
Electric power incoming line bridge type switch, the high voltage supply scheme that outlet is switched using high-voltage circuitbreaker or high voltage load bridge type, because of box change
Power station high-voltage board type volume is smaller, both general not install in same cabinet body, and staff is caused to close power supply and point electricity
It is easy to produce careless mistake during source, produces serious influence.
Utility model content
The purpose of this utility model is to provide a plants cases to become with on-load division disconnecting switch is prevented, and has reached prompting
The disconnected sequence closed of people, ensure that staff break again close during be not in mistake purpose.
To achieve the above object, the utility model provides the following technical solutions: a plants case become with prevent on-load division every
Pass, including cabinet body are left, the cabinet body inner wall is equipped with load side breaker and power-supply isolation switch, the interior of the cabinet setting
Have into electric wire, described to be electrically connected into electric wire and load side breaker and power-supply isolation switch, the cabinet body inner wall is connected with
Connecting rod three, the connecting rod three are positively connected with connecting rod two, and the connecting rod two is positively connected with connecting rod one, the cabinet
Internal portion is equipped with movable plate, and the connecting rod two is flexibly connected through movable plate front with movable plate, and the movable plate is close to negative
One end of lotus side breaker is connected with bar one, and the movable plate is connected with bar two, institute close to the side of power-supply isolation switch
It states movable plate to be obliquely installed, two top of bar is contacted with the plug-in strip bottom on power-supply isolation switch surface, two bottom of bar
Portion is connected with clump weight, and cabinet body inner wall bottom is equipped with bridge type switch, and the bridge type switch and one one end of power supply line are electrical
Connection, one other end of power supply line are electrically connected with into electric wire, and the interior of the cabinet is equipped with iron prop, the iron prop surface wrap
It is provided with hot-wire coil, described hot-wire coil one end and three one end of power supply line are electrically connected, three other end of power supply line and bridge
Type switch is electrically connected, and described two one end of hot-wire coil other end power supply line is electrically connected, two other end of power supply line with into
Electric wire is electrically connected, and the movable plate is connected with connecting column close to the bottom of bar one, and the connection column bottom is connected with iron block,
The iron block bottom is connect with iron prop top magnetic.
Preferably, the outer diameter of the connecting rod one is consistent with three outer diameter of connecting rod, and one outer diameter of connecting rod is greater than connection
Two outer diameter of bar is consistent, and one back side of connecting rod and three front of connecting rod are contacted with movable plate front and back respectively.
Preferably, cabinet body inner wall bottom is connected with collets, connect at the top of the collets with iron prop bottom.
Preferably, the movable plate is movable plate front center position by through part.
Preferably, the power supply line one and power supply line two with into wire connection position be load side breaker and power supply every
It leaves between pass.
Preferably, the connecting column material is made of isolation material.
The utility model provides a plants case and becomes with preventing on-load division disconnecting switch.Have it is following the utility model has the advantages that
(1), the utility model by setting connecting rod one, connecting rod two, connecting rod three, movable plate, clump weight, iron prop,
Hot-wire coil and iron block use the power on coil and are wrapped in generation magnetism on iron prop, adsorb iron block, movable plate is caused to tilt, power off
When can only first disconnect load side breaker, when power failure, magnetism disappears, and isolated from power can only be first closed under the action of clump weight
Switch has reached and has reminded the disconnected sequence closed of people, ensure that staff break again close during be not in mistake purpose.
(2), the utility model saves sky by the way that load side breaker and power-supply isolation switch are mounted on a cabinet body
Between, facilitate the operation of staff.
Detailed description of the invention
Fig. 1 is the utility model side view；
Fig. 2 is the top view of the utility model pedestal.
In figure: 1 cabinet body, 2 load side breakers, 3 power-supply isolation switch, 4 into electric wire, 5 iron props, 6 hot-wire coils, 7 iron blocks,
8 bridge types switch, 9 power supply lines one, 10 connecting columns, 11 bars one, 12 power supply lines two, 13 collets, 14 connecting rod, one, 15 activity
Plate, 16 bars two, 17 clump weights, 18 power supply lines three, 19 connecting rods two, 20 connecting rods three.
Specific embodiment
As shown in Figs. 1-2, the utility model provides a kind of technical solution: a plants case becomes with preventing on-load division from keeping apart
It closes, including cabinet body 1,1 inner wall of cabinet body are fixedly installed with load side breaker 2 and power-supply isolation switch 3, cabinet body 1 is internally provided with
It into electric wire 4, is electrically connected into electric wire 4 and load side breaker 2 and power-supply isolation switch 3,1 inner wall of cabinet body is fixedly connected with company
Extension bar 3 20,3 20 front of connecting rod are fixedly connected with connecting rod 2 19, and 2 19 front of connecting rod is fixedly connected with connecting rod one
14, movable plate 15 is equipped with inside cabinet body 1, connecting rod 2 19 is flexibly connected through 15 front of movable plate with movable plate 15, movable plate
15 by through part be 15 front center position of movable plate, the outer diameter of connecting rod 1 is consistent with 3 20 outer diameter of connecting rod, connecting rod
It is consistent that one 14 outer diameters are greater than 2 19 outer diameter of connecting rod, one 14 back side of connecting rod and the front of connecting rod 3 20 respectively with movable plate 15 just
Face and rear-face contact, movable plate 15 are fixedly connected with bar 1 close to one end of load side breaker 2, and movable plate 15 is close to electricity
The side of source disconnecting switch 3 is fixedly connected with bar 2 16, and movable plate 15 is obliquely installed, and 2 16 top of bar is opened with isolated from power
The plug-in strip bottom contact on 3 surfaces is closed, 2 16 bottom of bar is fixedly connected with clump weight 17, and 1 inner wall bottom of cabinet body is fixedly installed with
Bridge type switch 8, bridge type switch 8 and one 9 one end of power supply line are electrically connected, and one 9 other end of power supply line is electrically connected with into electric wire 4,
Iron prop 5 is equipped with inside cabinet body 1,1 inner wall bottom of cabinet body is fixedly connected with collets 13, and 13 top of collets and 5 bottom of iron prop are solid
Fixed connection, 5 surface wrap of iron prop are provided with hot-wire coil 6, and 6 one end of hot-wire coil and 3 18 one end of power supply line are electrically connected, electricity
3 18 other end of source line and bridge type switch 8 are electrically connected, and 6 other end power supply line of hot-wire coil, 2 12 one end is electrically connected, power supply
2 12 other end of line is electrically connected with into electric wire 4, power supply line 1 and power supply line 2 12 with into 4 connecting portion of electric wire be load
Between side breaker 2 and power-supply isolation switch 3, movable plate 15 is fixedly connected with connecting column 10 close to the bottom of bar 1, even
It connects 10 material of column to be made of isolation material, 10 bottom of connecting column is fixedly connected with iron block 7,7 bottom of iron block and 5 top magnetic of iron prop
Connection, by the way that connecting rod 1, connecting rod 2 19, connecting rod 3 20, movable plate 15, clump weight 17, iron prop 7, live wire is arranged
Circle 6 and iron block 7 use the power on coil 6 and are wrapped in generation magnetism on iron prop 5, adsorb iron block 7, movable plate 15 is caused to tilt, power-off
When can only first disconnect load side breaker 2, when power failure, magnetism disappears, and can only first close power supply under the action of clump weight 17
Disconnecting switch 3 has reached and has reminded the disconnected sequence closed of people, ensure that staff break again close during be not in mistake
Purpose.
When in use, when having electricity into electric wire 4, bridge type switch 8 is opened, and hot-wire coil 6 charges, and iron prop 5 generates magnetism, in magnetic
Iron block 7 absorbs under the action of power, and movable plate 15 tilts, and bar 2 16 blocks the plug-in strip of power-supply isolation switch 3, makes closure
When, can only first closed load side breaker 2, closed load side breaker 2, entire circuit is out of power, and hot-wire coil 6 is out of power, iron
Column 5 is without magnetism, and under the action of clump weight 17, movable plate 15 is tilted, and bar 1 is made to block the lock of power-supply isolation switch 3
Knife can only first close power-supply isolation switch 3 when making to be powered, and reached and reminded the disconnected sequence closed of people, ensure that staff
It is again not in the purpose of mistake during disconnected conjunction.
Can to sum up obtain, the utility model by setting connecting rod 1, connecting rod 2 19, connecting rod 3 20, movable plate 15,
Clump weight 17, iron prop 5, hot-wire coil 6 and iron block 7 use the power on coil 6 and are wrapped in generation magnetism on iron prop 5, adsorb iron block 7,
Movable plate 15 is caused to tilt, when power-off can only first disconnect load side breaker 2, and when power failure, magnetism disappears, in clump weight 17
Under the action of can only first close power-supply isolation switch 3, reached and remind the disconnected sequence closed of people, ensure that staff is broken again and close
In the process be not in the purpose of mistake, by the way that load side breaker 2 and power-supply isolation switch 3 are mounted on a cabinet body 1, save
Space has been saved, the operation of staff is facilitated.
Claims (6)
1. a plants case becomes with preventing on-load division disconnecting switch, including cabinet body (1), it is characterised in that: cabinet body (1) inner wall
Load side breaker (2) and power-supply isolation switch (3) be installed, the cabinet body (1) is internally provided with into electric wire (4), it is described into
Electric wire (4) is electrically connected with load side breaker (2) and power-supply isolation switch (3), and cabinet body (1) inner wall is connected with connection
Bar three (20), the connecting rod three (20) are positively connected with connecting rod two (19), and the connecting rod two (19) is positively connected with company
Extension bar one (14) is equipped with movable plate (15) inside the cabinet body (1), the connecting rod two (19) through movable plate (15) front with
Movable plate (15) is flexibly connected, and the movable plate (15) is connected with bar one (11), institute close to the one end of load side breaker (2)
It states movable plate (15) and is connected with bar two (16) close to the side of power-supply isolation switch (3), the movable plate (15) is obliquely installed,
It is contacted at the top of the bar two (16) with the plug-in strip bottom on power-supply isolation switch (3) surface, bar two (16) the bottom connection
Have clump weight (17), cabinet body (1) the inner wall bottom is equipped with bridge type switch (8), the bridge type switch (8) and power supply line one
(9) one end is electrically connected, and power supply line one (9) other end is electrically connected with into electric wire (4), is equipped with inside the cabinet body (1)
Iron prop (5), iron prop (5) surface wrap are provided with hot-wire coil (6), described hot-wire coil (6) one end and power supply line three
(18) one end is electrically connected, and power supply line three (18) other end and bridge type switch (8) are electrically connected, the hot-wire coil (6)
Other end power supply line two (12) one end is electrically connected, and power supply line two (12) other end is electrically connected with into electric wire (4), described
Movable plate (15) is connected with connecting column (10) close to the bottom of bar one (11), and connecting column (10) bottom is connected with iron block
(7), iron block (7) bottom is connect with iron prop (5) top magnetic.
2. a plants case according to claim 1 becomes with preventing on-load division disconnecting switch, it is characterised in that: the connection
The outer diameter of bar one (14) is consistent with connecting rod three (20) outer diameter, connecting rod one (14) outer diameter and connecting rod two (19) outer diameter one
It causes, connecting rod one (14) back side and connecting rod three (20) front are contacted with movable plate (15) front and back respectively.
3. a plants case according to claim 1 becomes with preventing on-load division disconnecting switch, it is characterised in that: the cabinet body
(1) inner wall bottom is connected with collets (13), is connect at the top of the collets (13) with iron prop (5) bottom.
4. a plants case according to claim 1 becomes with preventing on-load division disconnecting switch, it is characterised in that: the activity
Plate (15) is movable plate (15) front center position by through part.
5. a plants case according to claim 1 becomes with preventing on-load division disconnecting switch, it is characterised in that: the power supply
Line one (9) and power supply line two (12) be arranged at load side breaker (2) and power-supply isolation switch into electric wire (4) connecting portion
(3) between.
6. a plants case according to claim 1 becomes with preventing on-load division disconnecting switch, it is characterised in that: the connection
Column (10) material is made of isolation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920276959.6U CN209641580U (en) | 2019-03-05 | 2019-03-05 | One plants case becomes with preventing on-load division disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920276959.6U CN209641580U (en) | 2019-03-05 | 2019-03-05 | One plants case becomes with preventing on-load division disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209641580U true CN209641580U (en) | 2019-11-15 |
Family
ID=68495286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920276959.6U Active CN209641580U (en) | 2019-03-05 | 2019-03-05 | One plants case becomes with preventing on-load division disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209641580U (en) |
-
2019
- 2019-03-05 CN CN201920276959.6U patent/CN209641580U/en active Active
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