CN214428580U - Circuit breaker operating mechanism with auxiliary switch - Google Patents

Circuit breaker operating mechanism with auxiliary switch Download PDF

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Publication number
CN214428580U
CN214428580U CN202120979768.3U CN202120979768U CN214428580U CN 214428580 U CN214428580 U CN 214428580U CN 202120979768 U CN202120979768 U CN 202120979768U CN 214428580 U CN214428580 U CN 214428580U
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CN
China
Prior art keywords
auxiliary switch
rod
connecting rod
main shaft
circuit breaker
Prior art date
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Active
Application number
CN202120979768.3U
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Chinese (zh)
Inventor
陈跃欣
闫涛
顾晓春
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Luokai Intelligent Technology Co ltd
Jiangsu Luokai Mechanical & Electrical Co ltd
Original Assignee
Jiangsu Rolink Electricity Co ltd
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Publication date
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Priority to CN202120979768.3U priority Critical patent/CN214428580U/en
Application granted granted Critical
Publication of CN214428580U publication Critical patent/CN214428580U/en
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Abstract

The utility model relates to a circuit breaker operating device with an auxiliary switch, which comprises a mounting plate, wherein a main shaft and an auxiliary switch are arranged on the mounting plate, and a transmission mechanism is arranged between the main shaft and the auxiliary switch; the transmission mechanism comprises a rotating arm, a first connecting rod, an intermediate rod and a second connecting rod, one end of the rotating arm is fixedly connected with the main shaft, the middle part of the intermediate rod is rotatably connected with the mounting plate through a pin shaft, a sliding groove is formed in one end of the intermediate rod, a sliding rod is fixedly arranged at one end of the second connecting rod and positioned in the sliding groove, and the other end of the second connecting rod is fixedly connected with a rotating shaft of the auxiliary switch; the other end of the middle rod is rotatably connected with one end of the first connecting rod, and the other end of the first connecting rod is rotatably connected with the rotating arm. When the main shaft drives the auxiliary switch to operate, the fault-tolerant rate is higher, the transmission mechanism does not need the installation precision as high as before, the installation is more convenient and simpler, the auxiliary switch can stably work for a long time, and the auxiliary switch is not easy to damage.

Description

Circuit breaker operating mechanism with auxiliary switch
Technical Field
The utility model relates to a power equipment field, concretely relates to take auxiliary switch's circuit breaker operating device.
Background
Prior circuit breaker operating mechanisms, see my prior patent application, patent No.: 202021262930.1, patent name: circuit breaker operating device, solid insulation switch cabinet.
In the prior patent, the structural principle of the circuit breaker operating mechanism is introduced, but the transmission structure between the main shaft and the auxiliary switch is not introduced, the conventional transmission structure, as shown in fig. 1, mainly depends on two connecting rods to directly drive the auxiliary switch 14 to operate, a rotating arm 12 is fixed on the main shaft 11, a first connecting rod 15 is installed on the auxiliary switch 14, and then a transmission rod 13 is arranged between the rotating arm 12 and the first connecting rod 15; during operation, the main shaft 11 rotates to drive the rotating arm 12 to rotate, and the rotating arm 12 drives the auxiliary switch 14 to operate through the transmission rod 13 and the first connecting rod 15. The problems of the prior transmission mechanism are as follows:
the rotation angle between the open position and the close position of the auxiliary switch 14 is 90 degrees, when the main shaft drives the auxiliary switch 14 to operate, the rotation angles of the rotating arm 12, the transmission rod 13 and the first connecting rod 15 of the whole mechanism need to be calculated very accurately, so that the auxiliary switch 14 can operate in 90 degrees, the fault tolerance rate of the traditional transmission mechanism is low, the precision is difficult to control, the auxiliary switch 14 is difficult to operate in the accurate rotation angle of 90 degrees, and if the main shaft 11 drives the auxiliary switch 14 to rotate by less than 90 degrees, the auxiliary switch 14 is easy to contact badly; the former transmission rod 13 is a first connecting rod which can better transmit, and the transmission rod 13 is a bent rod; if the main shaft 11 drives the auxiliary switch 14 to rotate more than 90 °, the auxiliary switch 14 is easily damaged.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, the circuit breaker operating mechanism with the auxiliary switch is provided, and the problems that the fault tolerance rate of a transmission mechanism for driving the auxiliary switch to work in the conventional circuit breaker operating mechanism is low, and the auxiliary switch is easy to contact badly or damage are solved.
The utility model provides a technical scheme that its technical problem adopted is:
there is provided a circuit breaker operating mechanism with an auxiliary switch, comprising
The mounting plate is provided with a main shaft and an auxiliary switch, a transmission mechanism is arranged between the main shaft and the auxiliary switch, and the main shaft drives the auxiliary switch to operate through the transmission mechanism;
the transmission mechanism comprises a rotating arm, a first connecting rod, an intermediate rod and a second connecting rod, one end of the rotating arm is fixedly connected with the main shaft, the middle part of the intermediate rod is rotatably connected with the mounting plate through a pin shaft, a sliding groove is formed in one end of the intermediate rod, a sliding rod is fixedly arranged at one end of the second connecting rod and positioned in the sliding groove, and the other end of the second connecting rod is fixedly connected with a rotating shaft of the auxiliary switch;
the other end of the middle rod is rotatably connected with one end of the first connecting rod, and the other end of the first connecting rod is rotatably connected with the rotating arm.
Furthermore, the first connecting rod comprises two rod pieces, and the two rod pieces are arranged in an overlapped mode.
Further, the first connecting rod is a straight rod.
Furthermore, the rotating arm, the first connecting rod, the middle rod and the second connecting rod are stamping parts.
The utility model has the advantages that:
the utility model discloses drive mechanism among the circuit breaker operating device, main shaft when driving the auxiliary switch operation, the fault-tolerant rate is higher, and drive mechanism need not be like the installation accuracy that is so high in the past, and the installation is convenient simple more, and auxiliary switch can be stable long-term work, and is not fragile.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic view of a conventional circuit breaker operating mechanism;
the device comprises a main shaft 11, a main shaft 12, a rotating arm 13, a transmission rod 14, an auxiliary switch 15 and a first connecting rod;
fig. 2 is a schematic view of the circuit breaker operating mechanism of the present invention;
FIG. 3 is a schematic view of a transmission mechanism;
the device comprises a mounting plate, a main shaft, a transmission mechanism, a rotating arm, a first connecting rod, a transmission mechanism, a transmission.
Detailed Description
The invention will now be further described with reference to the accompanying drawings. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 2, the circuit breaker operating mechanism with the auxiliary switch comprises a mounting plate 3, a main shaft 31 and the auxiliary switch 5 are arranged on the mounting plate 3, a transmission mechanism 4 is arranged between the main shaft 31 and the auxiliary switch 5, and the main shaft 31 drives the auxiliary switch 5 to operate through the transmission mechanism 4.
As shown in fig. 3, the transmission mechanism 4 includes a rotating arm 41, a first connecting rod 42, an intermediate rod 43 and a second connecting rod 44, one end of the rotating arm 41 is fixedly connected to the main shaft 31, the middle portion of the intermediate rod 43 forms a rotating connection with the mounting plate 3 through a pin, one end of the intermediate rod is provided with a sliding slot 431, one end of the second connecting rod 44 is fixedly provided with a sliding rod, the sliding rod is located in the sliding slot 431, and the other end of the second connecting rod 44 is fixedly connected to a rotating shaft of the auxiliary switch 5;
the other end of the middle rod is rotatably connected with one end of a first connecting rod 42, and the other end of the first connecting rod 42 is rotatably connected with the rotating arm 41.
Specifically, as an alternative embodiment in this embodiment, the first link 42 includes two rod members, and the two rod members are stacked.
Specifically, as an optional implementation manner in this embodiment, the first connecting rod 42 is a straight rod.
Compared with the prior bending rod, the straight rod is easier to process and obtain.
Specifically, as an optional implementation manner in this embodiment, the rotating arm 41, the first link 42, the intermediate lever 43, and the second link 44 are all stamping parts.
The circuit breaker operating device of this embodiment, drive mechanism 4 have increased intermediate lever 43 to set up spout 431 on intermediate lever 43, make main shaft 31 when driving auxiliary switch 5 operation, can reliable and stable carry out revolving force output, the fault-tolerant rate is high, is difficult for damaging auxiliary switch 5.
During operation, the main shaft 31 performs opening or closing rotation, and the rotating arm 41 drives the auxiliary switch 5 to rotate through the first connecting rod 42, the intermediate rod 43 and the second connecting rod 44, so that the auxiliary switch 5 obtains a corresponding opening or closing electrical signal; when the whole transmission mechanism 4 drives the switch shaft of the auxiliary switch 5 to rotate, the degree of freedom is larger, and the auxiliary switch 5 can stably rotate.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (4)

1. A circuit breaker operating mechanism with an auxiliary switch is characterized by comprising
The mounting plate is provided with a main shaft and an auxiliary switch, a transmission mechanism is arranged between the main shaft and the auxiliary switch, and the main shaft drives the auxiliary switch to operate through the transmission mechanism;
the transmission mechanism comprises a rotating arm, a first connecting rod, an intermediate rod and a second connecting rod, one end of the rotating arm is fixedly connected with the main shaft, the middle part of the intermediate rod is rotatably connected with the mounting plate through a pin shaft, a sliding groove is formed in one end of the intermediate rod, a sliding rod is fixedly arranged at one end of the second connecting rod and positioned in the sliding groove, and the other end of the second connecting rod is fixedly connected with a rotating shaft of the auxiliary switch;
the other end of the middle rod is rotatably connected with one end of the first connecting rod, and the other end of the first connecting rod is rotatably connected with the rotating arm.
2. The circuit breaker operating mechanism with auxiliary switch of claim 1,
the first connecting rod comprises two rod pieces, and the two rod pieces are arranged in an overlapped mode.
3. The circuit breaker operating mechanism with auxiliary switch according to claim 1 or 2,
the first connecting rod is a straight rod.
4. The circuit breaker operating mechanism with auxiliary switch of claim 1,
the rotating arm, the first connecting rod, the middle rod and the second connecting rod are stamping parts.
CN202120979768.3U 2021-05-08 2021-05-08 Circuit breaker operating mechanism with auxiliary switch Active CN214428580U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120979768.3U CN214428580U (en) 2021-05-08 2021-05-08 Circuit breaker operating mechanism with auxiliary switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120979768.3U CN214428580U (en) 2021-05-08 2021-05-08 Circuit breaker operating mechanism with auxiliary switch

Publications (1)

Publication Number Publication Date
CN214428580U true CN214428580U (en) 2021-10-19

Family

ID=78076550

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120979768.3U Active CN214428580U (en) 2021-05-08 2021-05-08 Circuit breaker operating mechanism with auxiliary switch

Country Status (1)

Country Link
CN (1) CN214428580U (en)

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GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 213000 No. 71, Tang Shu Village, Luoyang Town, Wujin District, Changzhou, Jiangsu.

Patentee after: Jiangsu Luokai Intelligent Technology Co.,Ltd.

Address before: 213000 No. 71, Tang Shu Village, Luoyang Town, Wujin District, Changzhou, Jiangsu.

Patentee before: JIANGSU ROLINK ELECTRICITY Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20230329

Address after: 213000 No. 101 Yonganli Road, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province

Patentee after: JIANGSU LUOKAI MECHANICAL & ELECTRICAL Co.,Ltd.

Address before: 213000 No. 71, Tang Shu Village, Luoyang Town, Wujin District, Changzhou, Jiangsu.

Patentee before: Jiangsu Luokai Intelligent Technology Co.,Ltd.