CN210468884U - Dual-power switching device for single-phase switching - Google Patents
Dual-power switching device for single-phase switching Download PDFInfo
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- CN210468884U CN210468884U CN201921643059.7U CN201921643059U CN210468884U CN 210468884 U CN210468884 U CN 210468884U CN 201921643059 U CN201921643059 U CN 201921643059U CN 210468884 U CN210468884 U CN 210468884U
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Abstract
The utility model provides a double power supply switching device for single-phase switching, which comprises a box body, an arc extinguishing shield connected with the box body and a reversing mechanism, wherein 2 static contacts are symmetrically arranged in the box body, and a swing moving contact is arranged between the two static contacts; the reversing mechanism comprises a coil, a transverse connecting rod, a vertical connecting rod and a phase change shaft, wherein one end of the phase change shaft is fixedly connected with the swing moving contact, the other end of the phase change shaft is fixedly connected with a swing rod, the top of the swing rod is hinged with the bottom of the vertical connecting rod, one end of the transverse connecting rod is hinged with the vertical connecting rod, the other end of the transverse connecting rod is connected with the coil through an iron core, and a stop block matched with the vertical connecting rod is arranged on the shell. The utility model can replace the traditional wall power switch, so that the power supply on one side can be switched to the corresponding phase of the power supply on the other side in time after the power supply on one side fails; the switching processes are independent and do not influence each other; the volume is small, the structure is simple, the installation area is small, the space is saved, and the manufacturing cost is low.
Description
Technical Field
The utility model relates to an electric, dual power switch field, more specifically say, relate to a dual power switching device of single-phase switching.
Background
Along with the development of national economy, the problems of electricity safety and continuous power supply of the current society are more and more emphasized, a plurality of important places such as hospitals, airports, banks, data centers and the like can not be powered off for a moment, and the power failure accident not only causes economic loss, but also causes much personal injury due to power failure, so that the ATS (dual power switch) is particularly important, and the reliability and the continuous power supply capability of the ATS are the first considered factors in the useful places of the ATS.
At present, ATS on the market has various types, the problems in the using process are different, one phase or a plurality of phases of a certain power supply are common problems in the using process of the ATS, and no better solution exists for the problems.
Disclosure of Invention
The utility model aims to solve the technical problem that to prior art not enough, provide one kind and can realize independently switching, ensure the dual power supply auto-change over device of the single-phase switching of normal power supply, concrete scheme is as follows:
the utility model relates to a dual supply auto-change over device of single-phase switching, its characteristics are: the device comprises a box body, an arc extinguishing shield connected with the box body and a reversing mechanism, wherein 2 static contacts are symmetrically arranged in the box body, and a swinging moving contact is arranged between the two static contacts; the reversing mechanism comprises a coil, a transverse connecting rod, a vertical connecting rod and a phase change shaft, wherein one end of the phase change shaft is fixedly connected with the swing moving contact, the other end of the phase change shaft is fixedly connected with a swing rod, the top of the swing rod is hinged with the bottom of the vertical connecting rod, one end of the transverse connecting rod is hinged with the vertical connecting rod, the other end of the transverse connecting rod is connected with the coil through an iron core, and a stop block matched with the vertical connecting rod is arranged on the shell.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, installs the load end static contact in the bottom of casing.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, the one end of transverse connecting rod is articulated with the middle part of vertical connecting rod.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, the dog bilateral symmetry is provided with two.
The utility model discloses the technical problem that will solve can also further realize through following technical scheme, it has domatic with vertical connecting rod complex direction to open on the dog is close to the side of vertical connecting rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the power switch can replace a traditional wall-type power switch, so that a power supply on one side can be switched to a phase corresponding to a power supply on the other side in time after a fault occurs; and the switching processes are independent and do not influence each other.
2. The volume is small, the structure is simple, the installation area is small, the space is saved, and the manufacturing cost is low.
3. Because the swing rod and the commutation shaft are fixedly connected into a whole, the working stability and reliability of the device are better.
4. The switch can be automatically switched with a load, and a handle can be further adopted for manual switching in emergency.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings required in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the internal structure of the present invention.
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.
As shown in fig. 1 and 2, the dual power switching device for single-phase switching provided in this embodiment includes a box, an arc extinguishing chamber 8 connected to the box, and a reversing mechanism, wherein 2 static contacts 6 are symmetrically installed inside the box, and a swing moving contact 5 is disposed between the two static contacts; the reversing mechanism comprises a coil 1, a transverse connecting rod, a vertical connecting rod 2 and a phase change shaft 4, wherein one end of the phase change shaft is fixedly connected with the swing moving contact, the other end of the phase change shaft is fixedly connected with a swing rod, the top of the swing rod is hinged with the bottom of the vertical connecting rod, one end of the transverse connecting rod is hinged with the vertical connecting rod, the other end of the transverse connecting rod is connected with the coil through an iron core, and a stop block 3 matched with the vertical connecting rod is arranged on the shell. And a load end static contact 7 is arranged at the bottom of the shell. One end of the transverse connecting rod is hinged with the middle part of the vertical connecting rod. The two stop blocks 3 are arranged in bilateral symmetry. The side surface of the stop block 3 close to the vertical connecting rod is provided with a guide slope surface matched with the vertical connecting rod.
The utility model discloses after the coil circular telegram, coil actuation transverse connecting rod, and then pulling and transverse connecting rod looks articulated vertical connecting rod, vertical connecting rod drive swinging arms rotates, and fixed connection's commutation axle drives the swing moving contact swing that meets with the commutation axle is fixed on the swinging arms, makes swing moving contact and static contact laminating mutually realize switching. The utility model discloses can accomplish alone by the conversion of one side closure state to opposite side closure state to each other does not influence mutually with other. After the coil is electrified, the coil is attracted to drive the swinging moving contact to switch; the box body is used for placing the phase change mechanism and the aluminum block joint; the arc extinguishing chamber is used for eliminating electric arcs generated in the switching process and sealing the box body; the power supply system can ensure that a common power supply or a standby power supply is switched to another power supply in time after a certain phase fails, and ensures continuous power supply.
Claims (5)
1. The utility model provides a two power switching device of single-phase switching which characterized in that: the device comprises a box body, an arc extinguishing shield connected with the box body and a reversing mechanism, wherein 2 static contacts are symmetrically arranged in the box body, and a swinging moving contact is arranged between the two static contacts; the reversing mechanism comprises a coil, a transverse connecting rod, a vertical connecting rod and a phase change shaft, wherein one end of the phase change shaft is fixedly connected with the swing moving contact, the other end of the phase change shaft is fixedly connected with a swing rod, the top of the swing rod is hinged with the bottom of the vertical connecting rod, one end of the transverse connecting rod is hinged with the vertical connecting rod, the other end of the transverse connecting rod is connected with the coil through an iron core, and a stop block matched with the vertical connecting rod is arranged on the shell.
2. The single-phase switching dual power switching device according to claim 1, wherein: and a load end static contact is arranged at the bottom of the shell.
3. The single-phase switching dual power switching device according to claim 1, wherein: one end of the transverse connecting rod is hinged with the middle part of the vertical connecting rod.
4. The single-phase switching dual power switching device according to claim 1, wherein: the left and right of the stop block are symmetrically provided with two stop blocks.
5. The single-phase switching dual power switching device according to claim 1, wherein: the side surface of the stop block close to the vertical connecting rod is provided with a guide slope surface matched with the vertical connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921643059.7U CN210468884U (en) | 2019-09-29 | 2019-09-29 | Dual-power switching device for single-phase switching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921643059.7U CN210468884U (en) | 2019-09-29 | 2019-09-29 | Dual-power switching device for single-phase switching |
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| Publication Number | Publication Date |
|---|---|
| CN210468884U true CN210468884U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921643059.7U Active CN210468884U (en) | 2019-09-29 | 2019-09-29 | Dual-power switching device for single-phase switching |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676924A (en) * | 2019-09-29 | 2020-01-10 | 传蔚电气(上海)有限公司 | Double-power switching device for single-phase switching |
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2019
- 2019-09-29 CN CN201921643059.7U patent/CN210468884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110676924A (en) * | 2019-09-29 | 2020-01-10 | 传蔚电气(上海)有限公司 | Double-power switching device for single-phase switching |
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