阅读说明：本技术 一种低压通断开关 (Low-voltage on-off switch ) 是由 陈子龙 于 2020-05-19 设计创作，主要内容包括：本发明公开一种低压通断开关,包括下底板、固定轴、固定板、推动电缸、弧形齿条、前端固定板、齿条、齿条套座、后端固定板、滑动杆、第一接线端子、弹簧、上端铜片、下端部铜片、安装座、第二接线端子、上端板、电缸开关,固定轴的下端部固定安装在下底板的正中心位置,固定轴的侧面上安装有三个固定板,固定板的后端部与固定轴固定连接,并且每两个之间间隔的角度为120°,本发明通过设置的电缸驱动弧形齿条进而驱动滑动杆运动,使开关实现闭合和断开的功能,具有一定的隔离作用,并且开关频率降低,结构简单,操作更安全。(The invention discloses a low-voltage on-off switch which comprises a lower bottom plate, a fixed shaft, fixed plates, a pushing electric cylinder, an arc-shaped rack, a front end fixed plate, a rack sleeve seat, a rear end fixed plate, a sliding rod, a first wiring terminal, a spring, an upper end copper sheet, a lower end copper sheet, a mounting seat, a second wiring terminal, an upper end plate and an electric cylinder switch, wherein the lower end part of the fixed shaft is fixedly mounted at the right center of the lower bottom plate, the three fixed plates are mounted on the side surface of the fixed shaft, the rear end parts of the fixed plates are fixedly connected with the fixed shaft, and the interval angle between every two fixed plates is 120 degrees.)

1. The utility model provides a low pressure on-off switch, includes lower plate (1), fixed axle (2), fixed plate (3), promotes electric jar (4), arc rack (5), front end fixed plate (6), rack (7), rack cover seat (8), rear end fixed plate (9), slide bar (10), first binding post (11), spring (12), upper end copper sheet (13), tip copper sheet 14, mount pad (15), second binding post (16), upper end plate (17), electric jar switch (18) under, its characterized in that: the lower end part of the fixed shaft (2) is fixedly arranged at the right center of the lower bottom plate (1), three fixed plates (3) are arranged on the side surface of the fixed shaft (2), the rear end parts of the fixed plates (3) are fixedly connected with the fixed shaft (2), and the angle between every two is 120 degrees, the front end part of each fixed plate (3) is provided with a pushing electric cylinder (4), the upper end part of the pushing electric cylinder (4) is fixedly arranged with the fixed plate (3), the lower end part of the pushing electric cylinder (4) is provided with a round shaft, the rear end part of the arc-shaped rack (5) is hinged through a round shaft, the front end fixing plate (6) is arranged on the lower bottom plate (1), a round shaft is arranged on the inner side surface of the front end fixing plate (6) close to the front position of the mounting position of the fixing plate (3), and the arc-shaped rack (5) is rotatably mounted with the round shaft of the front end fixing plate (6) through a round hole arranged in the middle position; the lower end part of the rack sleeve seat (8) is arranged on the lower bottom plate (1) and is positioned in front of the arc-shaped rack (5), the upper end part of the rack sleeve seat (8) is provided with a square frame, the upper end part of the rack (7) is slidably arranged in the square frame of the rack sleeve seat (8), the lower end part of the rack (7) is meshed with the front end part of the arc-shaped rack (5), and the arc-shaped rack (5) drives the rack (7) to move up and down; the rear end fixing plate (9) is arranged on the lower bottom plate (1) and is positioned at the outer side position of the front end fixing plate (6), a round shaft is arranged at the upper end part of the rear end fixing plate (9), the round shaft and the rear end fixing plate (9) are fixedly arranged, the rear end part of the sliding rod (10) is hinged with the upper end part of the rack (7), a strip-shaped through hole is formed in the middle position of the sliding rod (10), and the strip-shaped through hole is slidably arranged on the round shaft of the rear end fixing plate (9); the side surface of the first wiring terminal (11) is fixedly connected with the front end surface of the sliding rod (10), four springs (12) are mounted at the lower end part of the first wiring terminal (11) and are mounted on the first wiring terminal (11) side by side, and the lower end parts of the springs (12) are fixedly mounted with the upper end surface of an upper end copper sheet (13); the lower end part of the mounting seat (15) is mounted at the edge position of the lower bottom plate (1), a lower end part copper sheet (14) is mounted at the bottom of the front side surface of the mounting seat (15), a second wiring terminal (16) is mounted at the top of the outer side surface of the mounting seat (15), and the lower end part copper sheet (14) and the second wiring terminal (16) are connected through a conductive material; the upper end plate (17) is arranged at the upper end part of the fixed shaft (2), and the upper end plate (17) is provided with an electric cylinder switch (18).

2. A low voltage on-off switch as claimed in claim 1, wherein: the lower bottom plate (1) and the upper end plate (17) are made of insulating materials.

Technical Field

The invention relates to the technical field of low-voltage electric appliances, in particular to a low-voltage on-off switch.

Background

Some switches used at present need to manually push a knife switch to be closed, if the current carrying is too small, sparks are generated when the knife switch is closed, and the manual pushing of the switch to be closed has certain danger, so that a novel low-voltage on-off switch which has a certain isolation effect and can replace a person to push the switch to be closed can be adopted.

Disclosure of Invention

In order to solve the technical problems, the invention provides a low-voltage on-off switch which has the advantages of safety in operation and isolation function, and the switch can be switched on and off by pushing an arc-shaped rack to move through an electric cylinder.

The technical scheme adopted by the invention is as follows: the utility model provides a low pressure on-off switch, includes lower plate, fixed axle, fixed plate, promotes electric jar, arc rack, front end fixed plate, rack cover seat, rear end fixed plate, slide bar, first binding post, spring, upper end copper sheet, tip copper sheet, mount pad, second binding post, upper end plate, its characterized in that of electric jar switch down: the lower end part of the fixed shaft is fixedly arranged at the right center of the lower bottom plate, three fixed plates are arranged on the side surface of the fixed shaft, the rear end parts of the fixed plates are fixedly connected with the fixed shaft, the angle between every two fixed plates is 120 degrees, the front end part of each fixed plate is provided with a pushing electric cylinder, the upper end part of the pushing electric cylinder is fixedly arranged with the fixed plate, the lower end part of the pushing electric cylinder is provided with a circular shaft, the circular shaft is hinged with the rear end part of the arc-shaped rack through the circular shaft, the front end fixed plate is arranged on the lower bottom plate, the mounting position of the fixed plate is close to the front position, the inner side surface of the front end fixed plate is provided with a circular shaft, and the arc-shaped rack; the lower end part of the rack sleeve seat is arranged on the lower bottom plate and is positioned in front of the arc-shaped rack, the upper end part of the rack sleeve seat is provided with a square frame, the upper end part of the rack is slidably arranged in the square frame of the rack sleeve seat, the lower end part of the rack is meshed with the front end part of the arc-shaped rack, and the arc-shaped rack drives the rack to move up and down; the rear end fixing plate is arranged on the lower bottom plate and is positioned at the outer side position of the front end fixing plate, the upper end part of the rear end fixing plate is provided with a round shaft, the round shaft and the rear end fixing plate are fixedly arranged, the rear end part of the sliding rod is hinged with the upper end part of the rack, the middle position of the sliding rod is provided with a strip-shaped through hole, and the strip-shaped through hole is slidably arranged on the round shaft of the rear end fixing plate; the side surface of the first wiring terminal is fixedly connected with the front end surface of the sliding rod, four springs are mounted at the lower end part of the first wiring terminal and are mounted on the first wiring terminal side by side, and the lower end parts of the springs are fixedly mounted with the upper end surface of the upper end copper sheet; the lower end part of the mounting seat is mounted at the edge position of the lower bottom plate, the bottom of the front side surface of the mounting seat is provided with a lower end part copper sheet, the top of the outer side surface of the mounting seat is provided with a second wiring terminal, and the lower end part copper sheet and the second wiring terminal are connected through a conductive material; the upper end plate is arranged at the upper end part of the fixed shaft, and an electric cylinder switch is arranged on the upper end plate.

Furthermore, the lower bottom plate and the upper end plate are made of insulating materials.

Compared with the prior art, the invention has the beneficial effects that: the electric cylinder drives the arc-shaped rack to further drive the sliding rod to move, so that the switch realizes the closing and opening functions, has a certain isolation effect, reduces the switching frequency, and is simple in structure and safer to operate.

Drawings

Fig. 1 and 2 are schematic overall structural diagrams of the present invention.

FIG. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic side view of the present invention.

Fig. 5 is a partial structural view of the rack of the present invention.

Fig. 6 is a schematic view of the contact structure of the present invention.

Reference numbers in the figures: 1-a lower bottom plate; 2, fixing a shaft; 3, fixing a plate; 4-pushing the electric cylinder; 5-arc rack; 6-front end fixing plate; 7-a rack; 8-rack sleeve seat; 9-rear end fixing plate; 10-a slide bar; 11-a first connection terminal; 12-a spring; 13-upper end copper sheet; 14-lower end copper sheet; 15-a mounting seat; 16-a second connection terminal; 17-upper end plate; 18-electric cylinder switch.

Detailed Description

The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.