CN209104014U - A kind of star triangle electric loop operating device applied to two breakers - Google Patents
A kind of star triangle electric loop operating device applied to two breakers Download PDFInfo
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- CN209104014U CN209104014U CN201821830487.6U CN201821830487U CN209104014U CN 209104014 U CN209104014 U CN 209104014U CN 201821830487 U CN201821830487 U CN 201821830487U CN 209104014 U CN209104014 U CN 209104014U
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- rod
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- guide surface
- sliding block
- electric loop
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Abstract
The utility model provides a kind of star triangle electric loop operating device applied to two breakers comprising first body of rod and second body of rod, first body of rod and second body of rod are all rotatably connected in shaft；The end of first body of rod has operating element, and shaft passes through operating element, and the edge of operating element has the first guide surface, and one end of the first guide surface offers notch section, the first block is also connected on operating element；Swing arm is further sleeved in shaft, sliding space is offered in swing arm, slidable sliding block is provided in sliding space, sliding block is rotatably connected on second body of rod, sliding block connects shaft by elastomeric element, sliding block has the guiding parts extended to the surface of second body of rod, is also connected with the second block in swing arm；The second guide surface is provided on second body of rod, guiding parts and the second guide surface carry out guiding cooperation.The utility model overcome control loop failure in contactor scheme compared to the prior art and caused by motor can not start this drawback.
Description
Technical field
The utility model relates to field of circuit breakers, in particular to a kind of star triangle electricity applied to two breakers
Air circuit operating device.
Background technique
Dual-power device is generally made of two breakers, and the regular situation of this Dual-power device is two breakers
Using electrical interlocks.It is conventional currently on the market to form Y- Δ start-up circuit using three contactor combinations；Basic principle is just
It is: first uses the Y type mode of connection when starting, so that electric machine step-down starting, reduction system loading in this way prevents from overloading；Motor Y type opens
After the completion of dynamic, it is switched to the Δ type mode of connection, motor runs well.Effective protection motor and circuit system in this way, prevent electricity
Flow through load, it is not easy to burn.
Star delta reduced-voltage starting, exactly to change motor winding connection method, to achieve the purpose that reduced-voltage starting.When starting,
By main contactor by power supply to three head ends of the motor of delta connection, by asterism contactor by the electronic of delta connection
Three tail ends of machine are closed.Winding has reformed into star connection, and after start completion, asterism contactor disconnects running contact device will be electric
Three tail ends of the source to motor.Winding has reformed into delta connection.The operating of motor total pressure.Entire start-up course is by the time
Relay is completed to command.Asterism contactor and running contact device must be carried out chain.
Above scheme used at present must increase control loop, control three contactor boot sequences.If control
Circuit power loss, this scheme cannot achieve Y- Δ startup function, and motor just can not operate normally.
Utility model content
In consideration of it, the utility model provides a kind of star triangle electric loop operating device applied to two breakers,
Aim to solve the problem that power loss control loop electricity or control loop failure in the prior art and caused by motor the problem of can not starting.
The utility model provides a kind of star triangle electric loop operating device applied to two breakers comprising the
One body of rod and second body of rod, first body of rod and second body of rod are all rotatably connected in shaft；
The end of first body of rod has operating element, and shaft passes through operating element, and the edge of operating element has first to lead
To face, one end of the first guide surface offers notch section, the first block is also connected on operating element, the first block is relative to scarce
Oral area is located at the other end of the first guide surface, and the first block stops second body of rod from the first side of second body of rod；
It is further sleeved with swing arm in shaft, sliding space is offered in swing arm, slidable sliding block is provided in sliding space,
Sliding block is rotatably connected on second body of rod and sliding block and the second body of rod arranged superposed, sliding block are turned by elastomeric element connection
Axis, sliding block have the guiding parts that extends to the surface of second body of rod, are also connected with the second block in swing arm, and the second block is from the
The second side of bipole body stops second body of rod, and second side is oppositely arranged with first side；
The second guide surface is provided on second body of rod, guiding parts and the second guide surface carry out guiding cooperation.
Further, above-mentioned first guide surface is arc guide surface.
Further, above-mentioned operating element is round plate body.
Further, above-mentioned sliding block is kidney-shaped block, and sliding space is kidney slot, and the length of sliding space is greater than the length of sliding block
Degree.
Further, above-mentioned notch section is the arc notch for matching the end profiles of sliding block.
Further, above-mentioned swing arm is fan-shaped plate body.
Further, above-mentioned second guide surface is inclined-plane.
Further, the surface of above-mentioned second body of rod is provided with convex block, and convex block is arranged along first side, the convex block of convex block
Free end extends to the free extreme direction of second body of rod, and convex block free end is connected with the convex ribs for traversing the surface of second body of rod, convex
The outside of muscle forms the second guide surface.
Further, the bottom of above-mentioned sliding block has installation matrix, and installation matrix is rotatably installed on convex block and convex ribs
In area defined.
Further, above-mentioned guiding parts is cylindrical body.
A kind of star triangle electric loop operating device applied to two breakers provided by the utility model, it is contactless
The electric control loops such as device manually boot scheme using above-mentioned Purely mechanical, effectively overcome connect compared to the prior art
Control loop power loss or control loop failure in tentaculum scheme and caused by motor can not start this drawback.
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:
Figure 1A is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device in the initial state；
Figure 1B is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device (removal swing arm) in the initial state；
Fig. 1 C is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of the swing arm of device in the initial state；
Fig. 2A is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
Structural schematic diagram of the device under axis side angle degree；
Fig. 2 B is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
Structural schematic diagram of the swing arm of device under axis side angle degree；
Fig. 2 C is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
Structural schematic diagram of the device (removal swing arm) under axis side angle degree；
Fig. 3 is that a kind of star triangle electric loop applied to two breakers provided by the embodiment of the utility model operates dress
The structural schematic diagram for first body of rod set；
Fig. 4 A is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device in the first state；
Fig. 4 B is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device (removal swing arm) in the first state；
Fig. 5 A is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device in the second condition；
Fig. 5 B is a kind of star triangle electric loop operation applied to two breakers provided by the embodiment of the utility model
The structural schematic diagram of device (removal swing arm) in the second condition.
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 Figure 1A to Fig. 5 B, shown in figure provided by the embodiment of the utility model a kind of applied to two breakers
Star triangle electric loop operating device is mainly provided with first body of rod 1 and second body of rod 2, first body of rod 1 and second body of rod 2
It is all rotatably connected in shaft 3.
With continued reference to Figure 1A to Fig. 5 B, the end of first body of rod 1 has operating element 11, and shaft 3 passes through operating element 11,
The edge of operating element 11 has the first guide surface 12, and one end of the first guide surface 12 offers notch section 13, operating element 11
On be also connected with the first block 14, the first block 14 is located at the other end of the first guide surface 12, first gear relative to notch section 13
Block 14 stops second body of rod 2 from the first side 21 of second body of rod 2.Wherein, operating element 11 is specifically as follows round plate body, the
One guide surface 12 is arc guide surface, convenient for forming entire operating element with the steering of first body of rod, and forms stroke more
First guide surface of long arc.
With continued reference to Figure 1A to Fig. 5 B, it is further sleeved with swing arm 4 in shaft 3, sliding space 41 is offered in swing arm 4, slides
It is provided with slidable sliding block 42 in space 41, sliding block 42 is rotatably connected on second body of rod 2 and sliding block 42 and the second bar
2 arranged superposed of body, sliding block 42 connect shaft 3 by elastomeric element 43 (being specifically as follows spring), and sliding block 42 has to the second bar
The guiding parts 422 that the surface of body 2 extends, is also connected with the second block 44 in swing arm 4, and the second block 44 is from second body of rod 2
Second side 22 stops second body of rod 2, and second side 22 is oppositely arranged with first side 21.
When it is implemented, above-mentioned sliding block 42 can be kidney-shaped block, sliding space 41 is kidney slot, the length of sliding space 41
Degree is greater than the length of sliding block 42, and notch section 13 can be the arc notch of the end profiles of matching sliding block 42.Meanwhile swing arm 4 has
Body can be fanning strip body, can be in order to the swing of swing arm.
With continued reference to Figure 1A to Fig. 5 B, the second guide surface 23 is provided on second body of rod 2, guiding parts 422 is led with second
Guiding cooperation is carried out to face 23, the second guide surface 23 is specifically as follows inclined-plane, and guiding parts 422 is specifically as follows cylindrical body, can
To form the guiding cooperation along inclined-plane.
With continued reference to Figure 1A to Fig. 5 B, the surface of second body of rod 2 is provided with convex block 24, and convex block 24 is along 21 cloth of first side
It sets, the convex block free end 241 of convex block 24 extends to the free extreme direction of second body of rod 2, and convex block free end 241, which is connected with, traverses the
The outside of the convex ribs 25 on the surface of bipole body 2, convex ribs 25 forms the second guide surface 23；The bottom of sliding block 42 has installation matrix
421, installation matrix 421 is rotatably installed in 25 area defined of convex block 24 and convex ribs.By the setting of above structure,
The installation that the components such as sliding block are firmly realized in a limited space may be implemented.
Figure 1A -1C is the present apparatus in original state, and a breaker is in gate-dividing state, and in addition a breaker is in de-
Buckle-like state.At this point, entire electric unit is in off state.
When converting from original state to first state, axis body shown in Fig. 2A -2B is rotated clockwise, drives swing arm 4.Sliding block
42 are nested in swing arm 4, and 42 1 connection elastomeric elements 43 of sliding block, 43 other end of elastomeric element is connected in rotating handle.When
When swing arm 4 rotates clockwise, sliding block 42 tends to the direction movement of rotating handle under the pulling force effect of elastomeric element 43.?
Under prevention by the first guide surface 12, clockwise tangential motion is done with the first guide surface 12.First body of rod 1 is equipped with notch
Portion 13.Sliding block 42 buckles into notch section 13 in clockwise movement.Sliding block 42 drives first body of rod 1 to continue to do clockwise movement.The
One body of rod 1 is equipped with the first block 14.When first body of rod 1 does clockwise movement, the first block 14 drives second body of rod 2.That is, rotation
Grip strip movable pendulum arm 4 is changed hands, with movable slider 42, sliding block 42 drives first body of rod 1 for swing arm 4, and the first block 14 drives second body of rod 2.
Several parts do clockwise movement, until to first state shown in Fig. 3, Fig. 4 A and Fig. 4 B.At this point, in separating brake
Breaker is converted to combined floodgate by separating brake, and the breaker in tripping is converted to buckle-like state again.And it is equipped in the breaker detained again short
Connection module, then buckle-like state are short circuit state.Entire electric unit is in Y type connection status.
When being converted to the second state shown in Fig. 5 A-5B as the first state of Fig. 4 A-4B, rotary shaft body (handle counterclockwise
Part), still in clamped condition, the handle rotated counterclockwise drives first body of rod 1 to do rotation counterclockwise for sliding block 42 and first body of rod 1
Turn.The movement, which drives, is converted to "on" position in the breaker being shorted.Second body of rod 2 and the concentric slidable fit of first body of rod 1,
Without external force.Two breakers are in "on" position at this time, and entire electric unit is in triangle connection.
Rotary shaft body continues to do counterclockwise movement, and second body of rod 2 is equipped with the second guide surface 23, and sliding block 42 is equipped with guide part
Part 422, guiding parts 422 move on the second guide surface 23, and sliding block 42 overcomes spring force, do tangent fortune with the second guide surface 23
Dynamic, sliding block 42 is detached from notch section 13, and first body of rod 1 is no longer as rotating handle does counterclockwise movement, and swing arm 4 continues counterclockwise
Rotation, swing arm 4 are equipped with the second block 44, and the second block 44 is rotated counterclockwise to be bonded with second body of rod 2.Drive second body of rod 2
Counterclockwise movement a, until breaker is converted to separating brake by closing a floodgate.Meanwhile the trip push button of another breaker is pressed in swing arm 4, is made
The breaker is converted to tripping by closing a floodgate.At this point, entire electric unit is in off state, electric unit restores to initial shape
State.
Thus, a kind of star triangle electric loop operating device applied to two breakers provided by the present embodiment, nothing
The electric control loops such as contactor manually boot scheme using above-mentioned Purely mechanical, compared to the prior art efficiently against
Control loop power loss or control loop failure in contactor scheme and caused by motor can not start this drawback.
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. a kind of star triangle electric loop operating device applied to two breakers, which is characterized in that including first body of rod (1)
With second body of rod (2), first body of rod (1) and second body of rod (2) are all rotatably connected on shaft (3)；
The end of first body of rod (1) has operating element (11), and the shaft (3) passes through the operating element (11), institute
The edge for stating operating element (11) has the first guide surface (12), and one end of first guide surface (12) offers notch section
(13), it is also connected with the first block (14) on the operating element (11), first block (14) is relative to the notch section
(13) it is located at the other end of first guide surface (12), first block (14) is from the first side of second body of rod (2)
Face (21) stops second body of rod (2)；
It is further sleeved with swing arm (4) on the shaft (3), offers sliding space (41), the sliding space on the swing arm (4)
(41) it is provided with slidable sliding block (42) in, the sliding block (42) is rotatably connected on second body of rod (2) and institute
Sliding block (42) and second body of rod (2) arranged superposed are stated, the sliding block (42) connects the shaft by elastomeric element (43)
(3), the sliding block (42) has the guiding parts (422) that extends to the surface of second body of rod (2), on the swing arm (4)
It is also connected with the second block (44), second block (44) is from described in the blocking of the second side (22) of second body of rod (2)
Second body of rod (2), the second side (22) are oppositely arranged with the first side (21)；
It is provided with the second guide surface (23) on second body of rod (2), the guiding parts (422) and second guide surface
(23) guiding cooperation is carried out.
2. a kind of star triangle electric loop operating device applied to two breakers according to claim 1, feature
It is, first guide surface (12) is arc guide surface.
3. a kind of star triangle electric loop operating device applied to two breakers according to claim 1 or 2, special
Sign is that the operating element (11) is round plate body.
4. a kind of star triangle electric loop operating device applied to two breakers according to claim 1, feature
It is, the sliding block (42) is kidney-shaped block, and the sliding space (41) is kidney slot, and the length of the sliding space (41) is greater than
The length of the sliding block (42).
5. a kind of star triangle electric loop operating device applied to two breakers according to claim 1 or 4, special
Sign is that the notch section (13) is the arc notch for matching the end profiles of the sliding block (42).
6. a kind of star triangle electric loop operating device applied to two breakers according to claim 1, feature
It is, the swing arm (4) is fan-shaped plate body.
7. a kind of star triangle electric loop operating device applied to two breakers according to claim 1, feature
It is, second guide surface (23) is inclined-plane.
8. a kind of star triangle electric loop operating device applied to two breakers according to claim 1 or claim 7, special
Sign is that the surface of second body of rod (2) is provided with convex block (24), and the convex block (24) is along the first side (21) cloth
It sets, the free extreme direction of convex block free end (241) second body of rod of Xiang Suoshu (2) of the convex block (24) extends, and the convex block is certainly
The convex ribs (25) on the surface of second body of rod (2) are traversed by holding (241) to be connected with, described in the outside of the convex ribs (25) is formed
Second guide surface (23).
9. a kind of star triangle electric loop operating device applied to two breakers according to claim 8, feature
It is, the bottom of the sliding block (42) has installation matrix (421), and the installation matrix (421) is rotatably installed on described
In convex block (24) and the convex ribs (25) area defined.
10. a kind of star triangle electric loop operating device applied to two breakers according to claim 1 or claim 7,
It is characterized in that, the guiding parts (422) is cylindrical body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830487.6U CN209104014U (en) | 2018-11-06 | 2018-11-06 | A kind of star triangle electric loop operating device applied to two breakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830487.6U CN209104014U (en) | 2018-11-06 | 2018-11-06 | A kind of star triangle electric loop operating device applied to two breakers |
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| Publication Number | Publication Date |
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| CN209104014U true CN209104014U (en) | 2019-07-12 |
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|---|---|---|---|
| CN201821830487.6U Active CN209104014U (en) | 2018-11-06 | 2018-11-06 | A kind of star triangle electric loop operating device applied to two breakers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360754A (en) * | 2018-11-06 | 2019-02-19 | 安士缔(中国)电气设备有限公司 | A kind of star triangle electric loop operating device applied to two breakers |
-
2018
- 2018-11-06 CN CN201821830487.6U patent/CN209104014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360754A (en) * | 2018-11-06 | 2019-02-19 | 安士缔(中国)电气设备有限公司 | A kind of star triangle electric loop operating device applied to two breakers |
| CN109360754B (en) * | 2018-11-06 | 2024-01-19 | 安士缔(中国)电气设备有限公司 | Star-delta electric loop operation device applied to two circuit breakers |
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