CN209766340U - servo control mechanism for power distribution cabinet - Google Patents
servo control mechanism for power distribution cabinet Download PDFInfo
- Publication number
- CN209766340U CN209766340U CN201920954981.1U CN201920954981U CN209766340U CN 209766340 U CN209766340 U CN 209766340U CN 201920954981 U CN201920954981 U CN 201920954981U CN 209766340 U CN209766340 U CN 209766340U
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- CN
- China
- Prior art keywords
- connecting plate
- connecting rod
- control mechanism
- movably connected
- servo control
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- 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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- 230000033001 locomotion Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 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 servo control mechanism for switch board relates to circuit breaker technical field, which comprises a rotating shaft, servo motor is installed to the one end of pivot, and servo motor's output is connected with the pivot, one side of pivot is fixed with first connecting plate, the inboard that pivot one end was kept away from to first connecting plate is provided with first hinge groove, the inside swing joint in first hinge groove has the connecting rod, the inside of connecting rod is provided with the spout, swing joint has the support arm between first connecting plate and the connecting rod. The utility model discloses a servo motor drives the pivot and rotates, and the pivot drives push-and-pull rod and moving contact and carries out the up-and-down motion after the transmission of first connecting plate, connecting rod and second connecting plate to this control combined floodgate and switching off, the structure is simple and clear, and through swing joint support arm between first connecting plate and connecting rod, can make and form triangle-shaped structure, stable in structure between first connecting plate, connecting rod and the support arm.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is a servo control mechanism for switch board.
Background
The power distribution cabinet is the final-stage equipment of a power distribution system and is a general name of a motor control center, the circuit breaker is one of important components in the power distribution cabinet, the circuit breaker can close, bear and open current under the condition of a normal loop and close, bear and open current under the condition of an abnormal loop within a specified time, and the circuit breaker is controlled to open and close by a servo control mechanism.
The existing servo control mechanism for the power distribution cabinet is complex in structure, unstable in structure, incapable of being effectively limited and easy to loosen in long-time use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problem that the existing servo control mechanism for the power distribution cabinet is complex in structure, unstable in structure, incapable of being effectively limited and easy to loosen in long-time use, the servo control mechanism for the power distribution cabinet is provided.
In order to achieve the above object, the utility model provides a following technical scheme: a servo control mechanism for a power distribution cabinet comprises a rotating shaft, wherein a servo motor is installed at one end of the rotating shaft, the output end of the servo motor is connected with the rotating shaft, a first connecting plate is fixed at one side of the rotating shaft, a first hinge groove is formed in the inner side, far away from one end of the rotating shaft, of the first connecting plate, a connecting rod is movably connected inside the first hinge groove, a sliding groove is formed in the connecting rod, a supporting arm is movably connected between the first connecting plate and the connecting rod, a connecting column which extends into the sliding groove and is movably connected with the sliding groove is movably connected to one end, close to the connecting rod, of the inner side of the supporting arm, a second connecting plate is movably connected to one end, far away from the first connecting plate, of the connecting rod, a second hinge groove which is mutually matched with the connecting rod is formed in the, the fixed shaft is inserted into the through hole, a third hinge groove is formed in one side, far away from the through hole, of the top end of the inside of the second connecting plate, a push-pull rod is movably connected into the third hinge groove, and a moving contact is arranged at the top of the push-pull rod.
Preferably, the number of the first connecting plates is four, and the four first connecting plates are equidistantly distributed on one side of the rotating shaft.
Preferably, the second connecting plate is rotatably connected with the fixed shaft.
Preferably, the second connecting plate is of an L-shaped crutch-shaped structure.
preferably, both ends of the connecting rod are respectively and movably connected with the first connecting plate and the second connecting plate through pin shafts.
Preferably, the first connecting plate, the connecting rod and the support arm form a triangular structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a servo motor drives the pivot and rotates, the pivot is through first connecting plate, drive push-and-pull rod and moving contact after the transmission of connecting rod and second connecting plate and carry out the up-and-down motion, close a floodgate with this control and open a floodgate, the structure is simple and clear, and through swing joint support arm between first connecting plate and connecting rod, can make first connecting plate, form the triangle-shaped structure between connecting rod and the support arm, stable in structure, and the support arm can only move on the connecting rod in the home range of spout, carry on spacingly to the motion of support arm, thereby to first connecting plate, the connecting rod, the motion of second connecting plate is carried on spacingly.
Drawings
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic structural diagram of a first connecting plate according to the present invention;
FIG. 3 is a schematic structural view of a second connecting plate of the present invention;
Fig. 4 is an enlarged view of the present invention a.
In the figure: 1. a rotating shaft; 2. a servo motor; 3. a first connecting plate; 4. a first hinge slot; 5. a connecting rod; 6. a chute; 7. a support arm; 8. connecting columns; 9. a second connecting plate; 10. a second hinge groove; 11. a through hole; 12. fixing a shaft; 13. a third hinge groove; 14. a push-pull rod; 15. moving contact.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The servo motor (model: 42BYGH4818) mentioned in the utility model can be obtained by market or private ordering.
Referring to fig. 1-4, a servo control mechanism for a power distribution cabinet comprises a rotating shaft 1, a servo motor 2 is installed at one end of the rotating shaft 1, an output end of the servo motor 2 is connected with the rotating shaft 1, a first connecting plate 3 is fixed at one side of the rotating shaft 1, a first hinge groove 4 is arranged at an inner side of the first connecting plate 3 far away from the end of the rotating shaft 1, a connecting rod 5 is movably connected inside the first hinge groove 4, a chute 6 is arranged inside the connecting rod 5, a supporting arm 7 is movably connected between the first connecting plate 3 and the connecting rod 5, a connecting post 8 which extends into the chute 6 and is movably connected with the chute 6 is movably connected at one end of the inner side of the supporting arm 7 close to the connecting rod 5, a second connecting plate 9 is movably connected at one end of the connecting rod 5 far away from the first connecting plate 3, a second hinge groove 10 which is mutually matched, a through hole 11 is formed in one side of the top end inside the second connecting plate 9, a fixed shaft 12 is inserted into the through hole 11, a third hinge groove 13 is formed in one side, far away from the through hole 11, of the top end inside the second connecting plate 9, a push-pull rod 14 is movably connected inside the third hinge groove 13, and a movable contact 15 is arranged at the top of the push-pull rod 14.
The utility model discloses a servo motor 2 drives pivot 1 and rotates, and pivot 1 drives push-and-pull rod 14 and moving contact 15 after the transmission through first connecting plate 3, connecting rod 5 and second connecting plate 9 and carries out the up-and-down motion to this control combined floodgate and switching-off, the structure is simple and clear.
Please refer to fig. 1 and fig. 2, the number of the first connecting plates 3 is four groups, and the four groups of the first connecting plates 3 are equidistantly distributed on one side of the rotating shaft 1, the present invention provides the four groups of the first connecting plates 3, which can simultaneously realize the opening and closing of the four groups of contacts.
Please refer to fig. 1, the second connecting plate 9 is rotatably connected to the fixed shaft 12, and the second connecting plate 9 can be turned over with the fixed shaft 12 as a shaft.
Please refer to fig. 1 and fig. 3, the second connecting plate 9 is an L-shaped crank structure, the second connecting plate 9 of the present invention is configured as an L-shaped crank structure, and the second connecting plate 9 is turned over around the fixed shaft 12 to drive the push-pull rod 14 and the moving contact 15 to move upward or downward.
Please refer to fig. 1, both ends of the connecting rod 5 are movably connected to the first connecting plate 3 and the second connecting plate 9 respectively by the pin shafts, and the connecting rod 5 is movably connected to the two groups of connecting plates by the pin shafts, so that the transmission is facilitated.
please refer to fig. 1, the first connecting plate 3, the connecting rod 5 and the supporting arm 7 form a triangular structure, and the triangular structure of the present invention can stabilize the whole mechanism structure.
The working principle is as follows: the servo motor 2 drives the rotating shaft 1 to move forwards or backwards, the rotating shaft 1 drives the first connecting plate 3 to move, the first connecting plate 3 drives the second connecting plate 9 to move through the connecting rod 5, the second connecting plate 9 overturns by taking the fixed shaft 12 as an axis, the push-pull rod 14 drives the moving contact 15 to move upwards or downwards, the moving contact 15 moves upwards to be in contact with the static contact, the circuit is connected, the moving contact 15 moves downwards to be separated from the static contact, the circuit is disconnected, and the moving contact is in an opening state, in the moving process of the first connecting plate 3, the first connecting plate 3 drives the supporting arm 7 to move, one end, far away from the first connecting plate 3, of the supporting arm 7 moves in the moving range of the sliding groove 6, the sliding groove 6 limits the movement of the supporting arm 7, and therefore the movement of the first connecting plate 3 is limited through the supporting arm 7, a triangular structure is formed among the first connecting plate 3, the connecting rod 5 and the supporting arm 7, so that the whole mechanism is stable in structure.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a servo control mechanism for switch board, includes pivot (1), its characterized in that: a servo motor (2) is installed at one end of the rotating shaft (1), the output end of the servo motor (2) is connected with the rotating shaft (1), a first connecting plate (3) is fixed at one side of the rotating shaft (1), a first hinge groove (4) is formed in the inner side, away from one end of the rotating shaft (1), of the first connecting plate (3), a connecting rod (5) is movably connected inside the first hinge groove (4), a sliding groove (6) is formed in the connecting rod (5), a supporting arm (7) is movably connected between the first connecting plate (3) and the connecting rod (5), a connecting column (8) extending into the sliding groove (6) and movably connected with the sliding groove (6) is movably connected at one end, away from the first connecting plate (3), of the connecting rod (5) and a second connecting plate (9) is movably connected at one end, the connecting device is characterized in that a second hinge groove (10) matched with the connecting rod (5) is formed in the bottom end of the interior of the second connecting plate (9), a through hole (11) is formed in one side of the top end of the interior of the second connecting plate (9), a fixed shaft (12) penetrates through the interior of the through hole (11), a third hinge groove (13) is formed in one side, far away from the through hole (11), of the top end of the interior of the second connecting plate (9), a push-pull rod (14) is movably connected to the interior of the third hinge groove (13), and a movable contact (15) is arranged at the top of the push-pull rod (14).
2. The servo control mechanism for the power distribution cabinet according to claim 1, wherein: the number of the first connecting plates (3) is four, and the four first connecting plates (3) are equidistantly distributed on one side of the rotating shaft (1).
3. The servo control mechanism for the power distribution cabinet according to claim 1, wherein: the second connecting plate (9) is rotatably connected with the fixed shaft (12).
4. The servo control mechanism for the power distribution cabinet according to claim 1, wherein: the second connecting plate (9) is of an L-shaped crutch-shaped structure.
5. The servo control mechanism for the power distribution cabinet according to claim 1, wherein: the two ends of the connecting rod (5) are respectively movably connected with the first connecting plate (3) and the second connecting plate (9) through pin shafts.
6. The servo control mechanism for the power distribution cabinet according to claim 1, wherein: the first connecting plate (3), the connecting rod (5) and the supporting arm (7) form a triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954981.1U CN209766340U (en) | 2019-06-24 | 2019-06-24 | servo control mechanism for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954981.1U CN209766340U (en) | 2019-06-24 | 2019-06-24 | servo control mechanism for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209766340U true CN209766340U (en) | 2019-12-10 |
Family
ID=68746029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920954981.1U Expired - Fee Related CN209766340U (en) | 2019-06-24 | 2019-06-24 | servo control mechanism for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209766340U (en) |
-
2019
- 2019-06-24 CN CN201920954981.1U patent/CN209766340U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |