CN111463082A

CN111463082A - Dual-power-supply operating mechanism

Info

Publication number: CN111463082A
Application number: CN202010488913.8A
Authority: CN
Inventors: 曹兵兵; 宋城爱; 陈凯华; 邸云飞
Original assignee: Foretech Elec App Jiangsu Corp ltd
Current assignee: Foretech Elec App Jiangsu Corp ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-07-28

Abstract

The invention discloses a dual-power-supply operating mechanism which comprises a base, wherein two rectangular grooves are formed in the base, the base is installed on two circuit breakers, handles of the two circuit breakers penetrate through the two rectangular grooves respectively, two sliding blocks are further arranged on the base, a driving gear is arranged between the two sliding blocks, racks are arranged on the two sliding blocks and matched with the driving gear, the driving gear is installed on the base and connected to a motor through a transmission system, the motor is also installed on the base, the motor drives the driving gear to rotate so as to drive the two sliding blocks to slide, the two sliding blocks drive the handles of the two circuit breakers in a staggered mode, and the action relationship of the two circuit breakers is that one circuit breaker is switched off and. The invention has simple integral structure, can realize the design of bottom height and small size, and is particularly suitable for the circuit breaker with requirements on the height and the width of a product.

Description

Dual-power-supply operating mechanism

Technical Field

The invention belongs to the field of low-voltage appliances, and particularly relates to a dual-power-supply operating mechanism.

Background

The dual-power-supply operating mechanism is a widely used terminal electrical appliance, the application of the dual-power-supply operating mechanism is simply that one common power supply is used for standby, and when the common power supply suddenly breaks down or has power failure, the power supply states of the common power supply and the standby power supply in the dual-power-supply power supply equipment are controlled by driving the electric operating mechanism through manual work or automatic equipment so as to turn on or off the common power supply and the standby power supply, so that the safety of a power system and the continuity of production are ensured.

The common dual-power-supply operating mechanism generally adopts an alternating current motor, is arranged between two circuit breakers and is used for driving the dual-power-supply operating mechanism of which the two circuit breakers are alternately switched on and off, has the characteristics of complex structure, large size, unreliable operation and the like, and is not convenient for controlling dual-power-supply power supply equipment.

Disclosure of Invention

In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides a dual supply operating device, the on-line screen storage device comprises a base, be equipped with two rectangular channels on the base, pedestal mounting is on two circuit breakers, two rectangular channels are passed respectively to the handle of two circuit breakers, still be equipped with two sliders on the base, be equipped with a drive gear between two sliders, be equipped with rack and drive gear cooperation on two sliders, drive gear installs on the base, drive gear is connected to the motor through a transmission system, the motor is also installed on the base, the motor drives drive gear and rotates, and then drive two sliders and slide, two sliders drive the handle of two circuit breakers in wrong time, make the action relation of two circuit breakers be another circuit breaker reclosing after a circuit breaker separating brake.

Furthermore, the driving gear is a sector gear, the driving gear is meshed with a rack on one sliding block to drive the sliding block, then the handle of the corresponding circuit breaker is operated, then the driving gear is separated from the rack of the sliding block and meshed with a rack on the other sliding block to drive the other sliding block to slide, and then the handle of the corresponding circuit breaker is operated.

Furthermore, an output shaft of the motor is provided with a worm, and the transmission system consists of three-level gears.

Furthermore, a positioning support is arranged on the base, the driving gear is arranged on the positioning support, and the worm and the transmission system are arranged between the positioning support and the base.

Furthermore, the rectangular groove is provided with opposite upper folding edges, the sliding block is provided with lower folding edges, a sliding rod is arranged between the upper folding edges, and the lower folding edges are slidably sleeved on the sliding rod.

Furthermore, the two upper folding edges of each rectangular groove are provided with in-place switches, the in-place switches are triggered when the sliding block runs to the upper folding edge, and the motor is turned off when the in-place switches of the two rectangular grooves are triggered.

Furthermore, the in-place switch adopts a microswitch.

Furthermore, an operation groove is formed in the middle of the sliding block, and a handle of the circuit breaker extends into the operation groove.

Furthermore, the base adopts sheet metal components.

Furthermore, the base is provided with a sunken mounting platform for mounting the motor.

The double-power-supply switching device has the advantages that the two sliding blocks respectively drive the handles of the two circuit breakers to perform staggered actions, the double-power-supply switching is realized, the double-power-supply switching device is directly arranged on the circuit breakers, the overall structure is simple, the design of bottom height and small size can be realized, and the double-power-supply switching device is particularly suitable for the circuit breakers with requirements on product height and width.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the transmission system.

Detailed Description

The invention is described in detail below with reference to the following figures and embodiments:

as shown in figure 1, the dual-power-supply operating mechanism comprises a base 3, wherein two rectangular grooves 31 are arranged on the base 3, the base 3 is arranged on a breaker [ Cao soldier 1] and a breaker [ Cao soldier 2], a handle 11 of a breaker A1 and a handle 21 of a breaker B2 respectively penetrate through the two rectangular grooves 31, two sliders 32 are further arranged on the base 3, a driving gear 33 is arranged between the two sliders 32, a rack 321 arranged on the two sliders 32 is matched with the driving gear 33, the driving gear 33 is arranged on the base 3, the driving gear 3 is connected to a motor 34 through a transmission system, the motor 34 is also arranged on the base 3, the motor 34 drives the driving gear 33 to rotate, and then the two sliding blocks 32 are driven to slide, the two sliding blocks 32 drive the handle 11 of the breaker A1 and the handle 21 of the breaker B2 in a staggered mode, and the action relationship of the breaker A1 and the breaker B2 is that one breaker is opened and then the other breaker is closed.

Before the operation, the circuit breaker B2 is in a commissioning state, as shown in fig. 1, the motor 34 drives the driving gear 33 to rotate clockwise to drive the slider 32 on the circuit breaker B2 to slide, drive the handle 21 of the circuit breaker B2 to open the circuit breaker B2, and then the motor 34 continues to rotate to drive the slider 32 on the circuit breaker a1 to slide, so that the circuit breaker a1 is closed, thereby completing the switching of the dual power supplies.

The structure that makes slider 32 drive two circuit breaker handles in wrong time does, and drive gear 33 is sector gear, and drive gear 33 meshes with rack 321 on a slider 32 earlier and drives this slider 32, and then the handle that the operation corresponds the circuit breaker, breaks away from rack 321 of this slider 32 again, and the rack 321 meshing with on another slider 32 drives another slider 32 and slides, and then the handle that the operation corresponds the circuit breaker. As shown in fig. 1.

Obviously, the structure that the two sliders 32 drive the two circuit breaker handles in a staggered manner is not limited to the above structure, and if the connection positions of the two sliders 32 and the two circuit breaker handles can be changed, the two sliders still drive the two circuit breaker handles in advance when moving simultaneously.

Preferably, the output shaft of the motor 34 is provided with a worm 341 and the transmission system 39 consists of three gears. The base 3 is provided with a positioning bracket 35, the driving gear 33 is arranged on the positioning bracket 35, and the worm 341 and the transmission system 39 are arranged between the positioning bracket 35 and the base 3, as shown in fig. 1 and 2. The overall height of this structure is low.

Preferably, the rectangular groove 31 is provided with opposite upper folding edges 37, the slide block 32 is provided with lower folding edges 322, the slide rod 38 is arranged between the upper folding edges 37, and the lower folding edges 322 are slidably sleeved on the slide rod 28. The sliding mechanism has low height and simple structure.

Preferably, the two upper folding edges 37 of each rectangular groove 31 are provided with the in-position switches 36, the in-position switches 36 are triggered when the sliding block 32 runs to the upper folding edges 37, and the motor 34 is turned off when one in-position switch 36 is triggered in each of the two rectangular grooves 31. This structure provides a control method for automatically stopping the operation of the motor 34.

Preferably, the reach switch 36 is a microswitch.

Preferably, an operation slot is formed in the middle of the slider 32, and a handle of the circuit breaker extends into the operation slot. As shown in fig. 1. The operating slot may also be provided with a flange to increase the contact area against the side of the handle.

Preferably, the base 3 is made of sheet metal.

Preferably, the base 3 is provided with a sunken mounting platform for mounting the motor 34, as shown in FIG. 1. This configuration can reduce the mounting height of the motor 34, facilitating a reduction in the overall height of the present invention.

The two sliders respectively drive the handles of the two circuit breakers to perform staggered actions, so that the double-power-supply switching is realized, the double-power-supply switching device is directly arranged on the circuit breakers, the overall structure is simple, the design of bottom height and small size can be realized, and the double-power-supply switching device is particularly suitable for the circuit breakers with requirements on product height and width.

It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A dual power supply operating mechanism is characterized in that: the on-line screen storage device comprises a base, be equipped with two rectangular channels on the base, the pedestal mounting is on two circuit breakers, two rectangular channels are passed respectively to the handle of two circuit breakers, still be equipped with two sliders on the base, be equipped with a drive gear between two sliders, be equipped with rack and drive gear cooperation on two sliders, drive gear installs on the base, drive gear is connected to the motor through a transmission system, the motor is also installed on the base, the motor drives drive gear and rotates, and then drive two sliders and slide, two sliders drive the handle of two circuit breakers in the wrong time, make the action relation of two circuit breakers be another circuit breaker reclosing after a circuit breaker separating brake.

2. The dual power supply operating mechanism of claim 1, wherein: the driving gear is a sector gear, the driving gear is meshed with a rack on one sliding block to drive the sliding block, then the handle of the corresponding circuit breaker is operated, the driving gear is separated from the rack of the sliding block, and is meshed with a rack on the other sliding block to drive the other sliding block to slide, and then the handle of the corresponding circuit breaker is operated.

3. The dual power supply operating mechanism of claim 1, wherein: an output shaft of the motor is provided with a worm, and a transmission system consists of three-level gears.

4. The dual power supply operating mechanism of claim 3, wherein: the base is provided with a positioning support, the driving gear is arranged on the positioning support, and the worm and the transmission system are arranged between the positioning support and the base.

5. The dual power supply operating mechanism of claim 1, wherein: the rectangular groove is provided with opposite upper folding edges, the sliding block is provided with lower folding edges, a sliding rod is arranged between the upper folding edges, and the lower folding edges are slidably sleeved on the sliding rod.

6. The dual power supply operating mechanism of claim 5, wherein: and the two upper folding edges of each rectangular groove are provided with in-place switches, the in-place switches are triggered when the sliding block runs to the upper folding edges, and the motor is turned off when one in-place switch of each rectangular groove is triggered.

7. The dual power supply operating mechanism of claim 1, wherein: the in-place switch adopts a microswitch.

8. The dual power supply operating mechanism of claim 1, wherein: the middle part of the sliding block is provided with an operation groove, and a handle of the circuit breaker extends into the operation groove.

9. The dual power supply operating mechanism of claim 1, wherein: the base adopts the sheet metal component.

10. The dual power supply operating mechanism of claim 1, wherein: the base is provided with a sunken mounting table for mounting the motor.