CN209561230U - The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch - Google Patents
The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch Download PDFInfo
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- CN209561230U CN209561230U CN201821830143.5U CN201821830143U CN209561230U CN 209561230 U CN209561230 U CN 209561230U CN 201821830143 U CN201821830143 U CN 201821830143U CN 209561230 U CN209561230 U CN 209561230U
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- power supply
- automatic switching
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Abstract
The utility model provides the mechanical interlocking device that double power supply automatic switching switch is pressed in one kind comprising mounting rack, first rotating shaft and the second shaft；The first connector is connected on the end of first rotating shaft, the first connector is connect with the first breaker main shaft extension, and the first connector is also hinged with first connecting rod, and first connecting rod and the first lever are hinged；The structure setting of second shaft and first rotating shaft are symmetrical；First lever and the second lever are also in X-shaped arranged crosswise, and the infall of the first lever and the second lever is connected on lever shaft, and lever shaft is installed on mounting rack；The first limiting section is also connected on the free end of first lever, the first limiting section limits the rotation of the second tripping draw bar on the second breaker；The structure setting of second lever and the first lever are symmetrical.The utility model additionally provides a kind of Dual-power device.The utility model efficiently solve compared to the prior art electrical interlocking device in the prior art it is vulnerable caused by line security problem.
Description
Technical field
The utility model relates to field of circuit breakers, in particular to the machine for pressing double power supply automatic switching switch in one kind
Tool interlock and Dual-power device.
Background technique
Dual-power device is generally made of two vacuum circuit breakers, and the regular situation of this Dual-power device is two disconnected
Road device uses electrical interlocks, and an other breaker cannot close a floodgate after a breaker closing, but remain to pass through external hand
Operation carries out the feed motion to an other breaker.
In addition, because electronic component such as contact failure or Overstroke instruction failure etc. may all make entire electricity
The chain scheme of gas fails and causes to malfunction, to cause combined floodgate while two breakers.
Two breakers close a floodgate simultaneously will cause the unstable of route, thus the safety in order to guarantee route, it is necessary to ensure that
Two breakers cannot close a floodgate simultaneously.
Utility model content
In consideration of it, the utility model provides the mechanical interlocking device and double electricity for pressing double power supply automatic switching switch in one kind
Source device, it is intended to solve the problems, such as in the prior art electrical interlocking device it is vulnerable caused by line security.
On the one hand, the utility model provide in one kind press double power supply automatic switching switch mechanical interlocking device it include
Mounting rack is provided with symmetrical first rotating shaft and the second shaft on mounting rack；
The first connector, the first breaker on the first connector and the first breaker are connected on the end of first rotating shaft
Axle extensions connection, the first connector is also hinged with first connecting rod, and first connecting rod and the first lever are hinged；
The second connector, the second breaker on the second connector and the second breaker are connected on the end of second shaft
Axle extensions connection, the second connector is also hinged with second connecting rod, and second connecting rod and the second lever are hinged；
First connecting rod and second connecting rod are arranged symmetrically, and the first lever and the second lever are arranged symmetrically, the first lever and second
Lever is also in X-shaped arranged crosswise, and the infall of the first lever and the second lever is connected on lever shaft, and lever shaft is installed on
On mounting rack；
The first limiting section is also connected on the free end of first lever, the first limiting section limits second on the second breaker
The rotation of tripping draw bar unlocks the second breaker under energy storage state after the second tripping draw bar rotation；
The second limiting section is also connected on the free end of second lever, the second limiting section limits first on the first breaker
The rotation of tripping draw bar unlocks the first breaker under energy storage state after the first tripping draw bar rotation.
Further, above-mentioned first connector is the shackle member being clamped with the first breaker main shaft extension.
Further, above-mentioned first connector is block, offers the first rectangle card slot thereon, the first breaker main shaft prolongs
Extending portion is the rectangle fixture block being clamped with the first rectangle card slot, and block has outwardly extending first connecting plate, the first connecting plate with
First connecting rod is hinged.
Further, above-mentioned second connector is the shackle member being clamped with the second breaker main shaft extension.
Further, above-mentioned second connector is block, offers the second rectangle card slot thereon, the second breaker main shaft prolongs
Extending portion is the rectangle fixture block being clamped with the second rectangle card slot, and block has outwardly extending second connecting plate, the second connecting plate with
Second connecting rod is hinged.
Further, above-mentioned first limiting section is mandril.
Further, above-mentioned first tripping draw bar is the L shape body of rod.
Further, above-mentioned second limiting section is mandril.
Further, above-mentioned second tripping draw bar is the L shape body of rod.
On the other hand, the utility model provides a kind of Dual-power device, which is characterized in that including the first breaker and
Two breakers further include the mechanical interlocking device that double power supply automatic switching switch is pressed in one kind as described above.
The mechanical interlocking device and dual power supply dress of double power supply automatic switching switch are pressed in one kind provided by the utility model
It sets, changes original electrical interlocks scheme compared to the prior art, use by the components such as shaft, connecting rod, lever institute structure
At mechanical interlocking device, when wherein a breaker is in "on" position, in addition a breaker be only capable of in separating brake or
Energy storage state, without can be carried out closing operation, i.e. two breakers cannot close a floodgate simultaneously, it is ensured that route it is safe and reliable, thus
Efficiently solve electrical interlocking device in the prior art it is vulnerable caused by line security problem.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 1 provides for embodiment in the utility model
Structural schematic diagram of the middle breaker under separating brake (energy storage) state；
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 2 provides for embodiment in the utility model
Structural schematic diagram of the middle breaker under "on" position；
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 3 provides for embodiment in the utility model
Structural schematic diagram (not connected breaker) under separating brake (energy storage) state；
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 4 provides for embodiment in the utility model
Structural schematic diagram (not connected breaker) under "on" position；
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 5 provides for embodiment in the utility model
Structural schematic diagram (connection breaker) under "on" position；
The mechanical interlocking device of double power supply automatic switching switch is pressed in one kind that Fig. 6 provides for embodiment in the utility model
Structural schematic diagram (connection breaker) under separating brake (energy storage) state；
Fig. 7 is a kind of structural schematic diagram for Dual-power device that embodiment provides in the utility model.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Referring to Fig. 1 to Fig. 6, pressure Dual-power automatic switching in one kind provided by the embodiment of the utility model is shown in figure and is opened
In the mechanical interlocking device of pass, used structure and mounting means are as described below.
Referring to Fig. 3 to Fig. 6, it is provided with mounting rack 1 first, is provided with symmetrical first rotating shaft 11 and second on mounting rack 1
Shaft 12；Specifically, between i.e. the first breaker 2 and the second breaker 3, pacify for the ease of installation between two breakers
It shelves 1 and has specifically been arranged to a rectangular frame, and first rotating shaft 11 and the second shaft 12 are then specifically to be symmetrically arranged on square
On the opposite sides face of shape frame.
Referring to Fig. 1 to Fig. 6, the first connector 111, the first connector are then connected on the end of first rotating shaft 11
111 connect with the first breaker main shaft extension 21 on the first breaker 2, and the first connector 111 is also cut with scissors with first connecting rod 13
It connects, first connecting rod 13 and the first lever 131 are hinged.
Wherein, the first connector 111 is the shackle member being clamped with the first breaker main shaft extension 21.Specifically come again
It says, the first connector 111 is specifically as follows block, offers the first rectangle card slot 112, the first breaker main shaft extension thereon
21 be the rectangle fixture block being clamped with the first rectangle card slot 112, and block has outwardly extending first connecting plate 113, the first connection
Plate 113 and first connecting rod 13 are hinged.Setting with this configuration can be easy to implement between the first connector and the first breaker
Quick connection.
With continued reference to Fig. 1 to Fig. 6, while the second connector 121 is connected on the end of the second shaft 12, the second connection
Part 121 is connect with the second breaker main shaft extension 31 on the second breaker 3, the second connector 121 also with second connecting rod 14
Hingedly, second connecting rod 14 and the second lever 141 are hinged.
Wherein, the second connector 121 is the shackle member being clamped with the second breaker main shaft extension 31.Again specifically,
Two connectors 121 can be block, offer the second rectangle card slot 122 thereon, and the second breaker main shaft extension 31 is and the
The rectangle fixture block of two rectangle card slots 122 clamping, block have outwardly extending second connecting plate 123, the second connecting plate 123 and the
Two connecting rods 14 are hinged.Setting with this configuration can be easy to implement quickly connecting between the second connector and the second breaker
It connects.
Referring to Fig. 3 to Fig. 6, also first connecting rod 13 and second connecting rod 14 are arranged symmetrically, the first lever 131 and the second thick stick
Bar 141 is arranged symmetrically, and the first lever 131 and the second lever 141 are also in X-shaped arranged crosswise, the first lever 131 and the second lever
141 infall is connected on lever shaft 15, and lever shaft 15 is installed on mounting rack 1；The setting of the structure can be formed
Balance when the first lever and the second lever motion.
Referring to Fig. 1 to Fig. 6, the first limiting section 132, the first limit are then also connected on the free end of the first lever 131
Position portion 132 limits the rotation of the second tripping draw bar 32 on the second breaker 3, and the second tripping draw bar 32 unlocks storage after rotating
The second breaker 3 under energy state, realizes the control for breaker with this.
Specifically, the first limiting section 132 be mandril, first tripping draw bar 22 be part it is exposed and have larger stress surface
L-shaped rod body mandril can accurately push up to first tripping draw bar stress surface, force unlock first tripping draw bar be connected to it is disconnected
Locker inside the device of road.
With continued reference to Fig. 1 to Fig. 6, while the second limiting section 142 is also connected on the free end of the second lever 141, the
Two limiting sections 142 limit the rotation of the first tripping draw bar 22 on the first breaker 2, and the first tripping draw bar 22 solves after rotating
Lock the first breaker 2 under energy storage state.
Specifically, the second limiting section 142 be mandril, second tripping draw bar 32 be part it is exposed and have larger stress surface
L-shaped rod body mandril can accurately push up to second tripping draw bar stress surface, force unlock second tripping draw bar be connected to it is disconnected
Locker inside the device of road.
Referring to Fig. 7, a kind of Dual-power device provided by the embodiment of the utility model is shown in figure comprising the first open circuit
Device 2 and the second breaker 3 further include the mechanical interlocking device that double power supply automatic switching switch is pressed in one kind as described above.
As shown in Figure 1, breaker main shaft extension is in a horizontal position in gate-dividing state or energy storage state；Such as Fig. 2 institute
Show, when breaker, which is in, to close a floodgate, breaker main shaft extension is rotated to a fixed angle.
As shown in Figure 5 to Figure 6, after two breakers are pushed into cabinet body, the axle extensions on breaker are caught in mutual lock machine
In the rectangle card slot of tool device upper connector, one end of connector is equipped with the circular hole being connected with connecting rod, is equipped with pivot pin in the circular hole
It is connected with connecting rod, other one, connecting rod is connected with lever with pivot pin, and circular hole, the peace being equipped with mechanical device are equipped among lever
Dress hole is connected with pivot pin, when the connector rotation with card slot, connecting rod is driven to pull up and down；Connecting rod moves up and down, and drives
Lever is rotated around in-between circular hole.
As shown in Figures 1 to 7, before breaker is not pushed into cabinet body, the shaft of interlock two sides is acted in spring torsion
Under, shaft is reversed to most lower, and card slot reaches horizontal position in shaft, i.e., is in axle extensions on the breaker of gate-dividing state
Synchronous regime.Two open circuit push-in cabinet bodies in gate-dividing state, two breakers can carry out stored energy operation.Operation such as Fig. 7
Shown in breaker 1 close a floodgate, axle extensions on breaker 1 drive the connector that card slot is had on mechanical interlock
Rotation；As shown in figure 5, connector rotation drives connecting rod to move up again, connecting rod moves up one of the lever that promotion is attached thereto
It moves up, then other one of lever rotates about center and moves down；When one, lever of a close other breaker moves down,
The rear for being displaced downwardly to circuit breaker draw bar with other one mandril of lever is arranged in.At this point, being moved to the traction of breaker
The mandril at bar rear can prevent draw bar back rotation.And when being in the breaker closing of energy storage state, it is necessary to rely on draw bar
Rotate backward unlock, since mandril limits it movement.That is, breaker cannot close a floodgate at this time.A breaker is finally reached to exist
When combined floodgate, in addition a breaker is only capable of acting in separating brake or energy storage, cannot close a floodgate simultaneously.
Thus, the mechanical interlocking device and dual power supply of double power supply automatic switching switch are pressed in one kind provided by the present embodiment
Device changes original electrical interlocks scheme compared to the prior art, uses by the components such as shaft, connecting rod, lever institute
The mechanical interlocking device of composition, when wherein a breaker is in "on" position, in addition a breaker is only capable of in separating brake
Or energy storage state, without can be carried out closing operation, i.e. two breakers cannot close a floodgate simultaneously, it is ensured that route it is safe and reliable, from
And efficiently solve electrical interlocking device in the prior art it is vulnerable caused by line security problem.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind, which is characterized in that described including mounting rack (1)
Symmetrical first rotating shaft (11) and the second shaft (12) are provided on mounting rack (1)；
It is connected with the first connector (111) on the end of the first rotating shaft (11), first connector (111) is disconnected with first
The first breaker main shaft extension (21) connection on road device (2), first connector (111) are also cut with scissors with first connecting rod (13)
It connects, the first connecting rod (13) and the first lever (131) are hinged；
It is connected with the second connector (121) on the end of second shaft (12), second connector (121) is disconnected with second
The second breaker main shaft extension (31) connection on road device (3), second connector (121) are also cut with scissors with second connecting rod (14)
It connects, the second connecting rod (14) and the second lever (141) are hinged；
The first connecting rod (13) and the second connecting rod (14) are arranged symmetrically, first lever (131) and second thick stick
Bar (141) is arranged symmetrically, and first lever (131) and second lever (141) are also in X-shaped arranged crosswise, and described first
The infall of lever (131) and second lever (141) is connected on lever shaft (15), lever shaft (15) installation
In on the mounting rack (1)；
It is also connected with the first limiting section (132) on the free end of first lever (131), the first limiting section (132) limit
The rotation of the second tripping draw bar (32) on second breaker (3) is made, after the second tripping draw bar (32) rotation
Unlock second breaker (3) under energy storage state；
It is also connected with the second limiting section (142) on the free end of second lever (141), the second limiting section (142) limit
The rotation of the first tripping draw bar (22) on first breaker (2) is made, after the first tripping draw bar (22) rotation
Unlock first breaker (2) under energy storage state.
2. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 1, which is characterized in that
First connector (111) is the shackle member being clamped with the first breaker main shaft extension (21).
3. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 2, feature exists
In first connector (111) is block, offers the first rectangle card slot (112) thereon, first breaker main shaft prolongs
Extending portion (21) is the rectangle fixture block being clamped with the first rectangle card slot (112), and the block has outwardly extending first to connect
Fishplate bar (113), first connecting plate (113) and the first connecting rod (13) are hinged.
4. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 1, which is characterized in that
Second connector (121) is the shackle member being clamped with the second breaker main shaft extension (31).
5. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 4, which is characterized in that
Second connector (121) is block, offers the second rectangle card slot (122) thereon, and second breaker main shaft extends
Portion (31) is the rectangle fixture block being clamped with the second rectangle card slot (122), and the block has outwardly extending second connection
Plate (123), second connecting plate (123) and the second connecting rod (14) are hinged.
6. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 1, which is characterized in that
First limiting section (132) is mandril.
7. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 6, which is characterized in that
First tripping draw bar (22) is the L shape body of rod.
8. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 1, which is characterized in that
Second limiting section (142) is mandril.
9. pressing the mechanical interlocking device of double power supply automatic switching switch in one kind according to claim 8, which is characterized in that
Second tripping draw bar (32) is the L shape body of rod.
10. a kind of Dual-power device, which is characterized in that further include such as power including the first breaker (2) and the second breaker (3)
Benefit requires the mechanical interlocking device that double power supply automatic switching switch is pressed in any described one kind of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830143.5U CN209561230U (en) | 2018-11-06 | 2018-11-06 | The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830143.5U CN209561230U (en) | 2018-11-06 | 2018-11-06 | The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch |
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| Publication Number | Publication Date |
|---|---|
| CN209561230U true CN209561230U (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821830143.5U Active CN209561230U (en) | 2018-11-06 | 2018-11-06 | The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360753A (en) * | 2018-11-06 | 2019-02-19 | 安士缔(中国)电气设备有限公司 | The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch |
-
2018
- 2018-11-06 CN CN201821830143.5U patent/CN209561230U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360753A (en) * | 2018-11-06 | 2019-02-19 | 安士缔(中国)电气设备有限公司 | The mechanical interlocking device and Dual-power device of middle pressure double power supply automatic switching switch |
| CN109360753B (en) * | 2018-11-06 | 2024-01-19 | 安士缔(中国)电气设备有限公司 | Mechanical interlocking device of medium-voltage dual-power automatic change-over switch and dual-power device |
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