CN216957800U

CN216957800U - Spring mechanism of dual-power transfer switch

Info

Publication number: CN216957800U
Application number: CN202220542508.4U
Authority: CN
Inventors: 周锋; 孙勇鑫
Original assignee: Zhonghanweier Hubei Electric Technology Co ltd
Current assignee: Zhonghanweier Hubei Electric Technology Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-07-12
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a spring mechanism of a dual-power transfer switch, and belongs to the technical field of power transfer switches. The power supply device comprises a shell, wherein a fixed plate is fixedly installed at the rear end of the shell, a main power supply box and a standby power supply box are respectively connected to two sides of the shell, the main power supply box and the standby power supply box are both installed on the fixed plate, a linkage mechanism is connected between the main power supply box and the standby power supply box, and the linkage mechanism is installed in the shell; according to the utility model, through the arranged linkage mechanism and the opposite rebound forces of the first spring and the second spring on the two sides, the stress of the switch body is uniform, and the motion stability of the switch body is improved.

Description

Spring mechanism of dual-power transfer switch

Technical Field

The utility model relates to the technical field of power supply change-over switches, in particular to a spring mechanism of a dual-power supply change-over switch.

Background

The indication piece of the dual power transfer switch is used for indicating whether the dual power transfer switch is in a first power-on position, a double-split position or a second power-on position, and generally, the indication piece moves along with the indication driving rod of the dual power transfer switch to move among a first indication position corresponding to the first power-on position, an intermediate indication position corresponding to the double-split position and a second indication position corresponding to the second power-on position.

The inside single spring that only sets up of present dual supply change over switch carries out work usually, and the atress is inhomogeneous easily like this, leads to the switch body motion slope, is unfavorable for the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spring mechanism of a dual-power transfer switch, which can enable a switch body to be stressed uniformly through opposite rebounding forces of a first spring and a second spring on two sides, and improve the motion stability of the switch body.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a dual supply change over switch's spring mechanism, includes the casing, casing rear end fixed mounting has the fixed plate, the casing both sides are connected with main power supply box and stand-by power supply box respectively, main power supply box and stand-by power supply box are all installed on the fixed plate, be connected with link gear between main power supply box and the stand-by power supply box, link gear installs in the casing.

As a further scheme of the utility model: the linkage mechanism comprises a switch body, the switch body is connected to the front end of the shell in a rotating mode, a knob is fixedly mounted at the front end of the switch body, a sliding column is fixedly mounted at the rear end of the switch body, and a limiting disc is fixedly mounted at one end, far away from the switch body, of the sliding column.

As a further scheme of the utility model: the sliding column is connected with a moving frame, a through groove is formed in the moving frame, and the sliding columns are connected in the through groove in a sliding mode.

As a further scheme of the utility model: the sliding plates are fixedly mounted at the centers of the upper end and the lower end of the movable frame and are connected inside the shell in a sliding mode.

As a further scheme of the utility model: the movable frame is characterized in that the centers of two sides of the movable frame are respectively fixedly connected with a first spring and a second spring, a mounting disc is fixedly mounted at one end, far away from the movable frame, of the first spring and the second spring, and the mounting disc is fixedly mounted inside the shell.

As a further scheme of the utility model: the movable frame is fixedly provided with connecting columns distributed in a mirror image mode on one side close to the second spring, a connecting plate is fixedly arranged between the connecting columns, a telescopic rod is fixedly connected to the center of one side of the connecting plate, a connecting rod is connected to the outer annular surface of the telescopic rod, the telescopic rod is connected to the inside of the connecting rod in a sliding mode, and the connecting rod is electrically connected with the main power supply box.

The utility model has the beneficial effects that: when the main power box is powered off, the main power box is electrically connected with the connecting rod, the telescopic rod is connected in the connecting rod in a sliding way, so the main power box can not supply power to the connecting rod, the connection between the telescopic rod and the connecting rod is interrupted, because the two sides of the moving frame are respectively connected with the first spring and the second spring, the moving frame can move through the resilience of the first spring and the second spring, because the connecting columns which are distributed in a mirror image way are arranged on one side of the moving frame close to the second spring, the connecting plates are arranged between the connecting columns and are arranged on the telescopic rod, when the moving frame moves, the telescopic rod is driven to slide out from the inside of the connecting rod through the connecting columns and the connecting plates, because the through groove is arranged in the moving frame, the sliding column is connected in the through groove in a sliding way, the sliding column is arranged on the switch body, so when the moving frame moves, the sliding column is driven to slide in the through groove, so that the switch body is rotated to the standby power box to be electrified;

after main power source box switch-on power, with the connecting rod circular telegram, can make the telescopic link slide in to the connecting rod inside, the telescopic link then drives the moving frame through connecting plate and spliced pole and removes, the moving frame then drives the switch body and rotates to main power source box from standby power source box through running through groove and traveller, accomplishes and switches.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of a linkage mechanism according to the present invention;

fig. 3 is a schematic view of the connection structure of the moving frame and the switch body according to the present invention.

The reference numbers in the figures illustrate: 1. a housing; 2. a fixing plate; 3. a main power supply box; 4. a standby power box; 5. a linkage mechanism; 501. a switch body; 502. a knob; 503. a moving frame; 504. a slide plate; 505. a first spring; 506. a second spring; 507. mounting a disc; 508. connecting columns; 509. a connecting plate; 510. a telescopic rod; 511. a connecting rod; 512. a through groove; 513. a traveler; 514. a limiting disc.

Detailed Description

The drawings in the embodiments of the utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the utility model; rather than all embodiments. Based on the embodiments of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Example (b):

as shown in fig. 1-3, a spring mechanism of a dual power transfer switch includes a housing 1, a fixing plate 2 is fixedly mounted at the rear end of the housing 1, a main power box 3 and a standby power box 4 are respectively connected to two sides of the housing 1, the main power box 3 and the standby power box 4 are both mounted on the fixing plate 2, a linkage mechanism 5 is connected between the main power box 3 and the standby power box 4, and the linkage mechanism 5 is mounted in the housing 1;

the linkage mechanism 5 comprises a switch body 501, the switch body 501 is rotatably connected to the front end of the shell 1, a knob 502 is fixedly mounted at the front end of the switch body 501, a sliding column 513 is fixedly mounted at the rear end of the switch body 501, a limiting disc 514 is fixedly mounted at one end, far away from the switch body 501, of the sliding column 513, and the switch body 501 can be driven to rotate on the shell 1 by rotating the knob 502, so that the sliding column 513 on the switch body 501 rotates;

the sliding column 513 is connected with a moving frame 503, the moving frame 503 is provided with a through groove 512, the sliding columns 513 are all connected in the through groove 512 in a sliding manner, and when the moving frame 503 moves, the sliding columns 513 can be driven to slide in the through groove 512;

sliding plates 504 are fixedly arranged at the centers of the upper end and the lower end of the movable frame 503, the sliding plates 504 are connected inside the shell 1 in a sliding manner, and the movable frame 503 can slide inside the shell 1 through the sliding plates 504 arranged at the upper end and the lower end;

a first spring 505 and a second spring 506 are fixedly connected to the centers of the two sides of the moving frame 503, one ends of the first spring 505 and the second spring 506, which are far away from the moving frame 503, are fixedly provided with mounting discs 507, the mounting discs 507 are fixedly arranged inside the housing 1, and the moving frame 503 can automatically slide from the main power box 3 to the standby power box 4 through the resilience of the first spring 505 and the second spring 506;

the movable frame 503 is fixedly provided with connecting columns 508 distributed in a mirror image manner on one side close to the second spring 506, a connecting plate 509 is fixedly arranged between the connecting columns 508, a telescopic rod 510 is fixedly connected to the center of one side of the connecting plate 509, a connecting rod 511 is connected to the outer annular surface of the telescopic rod 510, the telescopic rod 510 is connected to the inside of the connecting rod 511 in a sliding manner, the connecting rod 511 is electrically connected with the main power supply box 3, when the connecting rod 511 and the main power supply box 3 are powered on, the telescopic rod 510 can slide into the connecting rod 511, and the telescopic rod 510 drives the movable frame 503 to move through the connecting plate 509 and the connecting columns 508.

The working principle of the utility model is as follows: when the main power box 3 is powered off, the main power box 3 is electrically connected with the connecting rod 511, the telescopic rod 510 is connected in the connecting rod 511 in a sliding manner, so the main power box 3 cannot supply power to the connecting rod 511, the connection between the telescopic rod 510 and the connecting rod 511 is interrupted, because the two sides of the moving frame 503 are respectively connected with the first spring 505 and the second spring 506, the moving frame 503 can move through the resilience of the first spring 505 and the second spring 506, because the connecting columns 508 which are distributed in a mirror image manner are arranged on one side of the moving frame 503 close to the second spring 506, the connecting plates 509 are arranged between the connecting columns 508, and the connecting plates 509 are arranged on the telescopic rod 510, when the moving frame 503 moves, the telescopic rod 510 is driven to slide out of the connecting rod 511 through the connecting columns 508 and the connecting plates 509, because the through grooves 512 are arranged in the moving frame, and the sliding columns 513 are connected in the through grooves 512, the sliding column 513 is installed on the switch body 501, so that when the moving frame 503 moves, the sliding column 513 is driven to slide in the penetrating groove 512, and the switch body 501 rotates to the standby power box 4 to be electrified;

after the main power box 3 is powered on, the main power box is powered on by the connecting rod 511, so that the telescopic rod 510 slides into the connecting rod 511, the telescopic rod 510 drives the moving frame 503 to move through the connecting plate 509 and the connecting column 508, and the moving frame 503 drives the switch body 501 to rotate from the standby power box 4 to the main power box 3 through the through groove 512 and the sliding column 513, thereby completing the switching.

The above; but are merely preferred embodiments of the utility model; the scope of the utility model is not limited thereto; those skilled in the art can appreciate that the present invention is not limited to the specific embodiments disclosed herein; the technical scheme and the improved concept of the utility model are equally replaced or changed; are intended to be covered by the scope of the present invention. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several elements of the plurality recited in the product claims may be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.

Claims

1. The utility model provides a dual supply change over switch's spring mechanism which characterized in that: including casing (1), casing (1) rear end fixed mounting has fixed plate (2), casing (1) both sides are connected with main power supply case (3) and stand-by power supply case (4) respectively, main power supply case (3) and stand-by power supply case (4) are all installed on fixed plate (2), be connected with link gear (5) between main power supply case (3) and stand-by power supply case (4), link gear (5) are installed in casing (1).

2. The spring mechanism of the dual power transfer switch of claim 1, wherein: link gear (5) are including switch body (501), switch body (501) rotate to be connected at casing (1) front end, switch body (501) front end fixed mounting has knob (502), switch body (501) rear end fixed mounting has traveller (513), the one end fixed mounting that switch body (501) was kept away from in traveller (513) has spacing dish (514).

3. The spring mechanism of the dual power transfer switch of claim 2, wherein: the sliding columns (513) are connected with a moving frame (503), penetrating grooves (512) are formed in the moving frame (503), and the sliding columns (513) are connected in the penetrating grooves (512) in a sliding mode.

4. The spring mechanism of the dual power transfer switch of claim 3, wherein: the center of the upper end and the lower end of the movable frame (503) are fixedly provided with sliding plates (504), and the sliding plates (504) are connected inside the shell (1) in a sliding manner.

5. The spring mechanism of the dual power transfer switch of claim 4, wherein: the movable frame (503) is characterized in that the centers of two sides of the movable frame (503) are respectively fixedly connected with a first spring (505) and a second spring (506), one ends, far away from the movable frame (503), of the first spring (505) and the second spring (506) are respectively fixedly provided with a mounting disc (507), and the mounting discs (507) are respectively and fixedly arranged inside the shell (1).

6. The spring mechanism of the dual power transfer switch of claim 5, wherein: the movable frame (503) is close to one side of the second spring (506) and is fixedly provided with connecting columns (508) distributed in a mirror image mode, a connecting plate (509) is fixedly arranged between the connecting columns (508), the center of one side of the connecting plate (509) is fixedly connected with a telescopic rod (510), the outer annular surface of the telescopic rod (510) is connected with a connecting rod (511), the telescopic rod (510) is connected inside the connecting rod (511) in a sliding mode, and the connecting rod (511) is electrically connected with the main power box (3).