CN220604576U

CN220604576U - Durable starter electromagnetic switch

Info

Publication number: CN220604576U
Application number: CN202322133520.7U
Authority: CN
Inventors: 金伟
Original assignee: Zhejiang Lishui Huaqi Runfeng Auto Parts Co ltd
Current assignee: Zhejiang Lishui Huaqi Runfeng Auto Parts Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-03-15
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a durable starter electromagnetic switch, which comprises a switch shell, wherein a coil tube and a movable iron core are arranged on the inner side of the switch shell, a positioning rod and a spring are arranged at the upper end of the movable iron core, a guide rod is arranged outside the positioning rod, an electric shock plate is fixed outside the guide rod, an electric connection seat is arranged at the upper end of the switch shell, an electric connection terminal is arranged at the inner end of the electric connection seat, a reset pressure spring is arranged on the inner side of the switch shell, a positioning rod is inserted between the guide rod and the movable iron core for supporting and positioning, the guide rod can slide and lift outside the positioning rod during sliding, the reset pressure spring is stably arranged during touch control, the movable iron core can be extruded in a large area, and the reset is facilitated.

Description

Durable starter electromagnetic switch

Technical Field

The utility model relates to the field of starter electromagnetic switches, in particular to a durable starter electromagnetic switch.

Background

The existing starter of the automobile is generally a reducing motor, a power supply loop is switched on or off by utilizing an electromagnetic switch, so that the starter works and is switched off, the electromagnetic switch is a switch controlled by an electromagnet, namely, a combination of the electromagnet and the switch, electromagnetic attraction force is generated after an electromagnet coil is electrified, and a movable iron core pushes or pulls a switch contact to be closed, so that a circuit is switched on, and the electromagnetic switch has wide application in various industries, and is the most common contactor in the industrial field;

in the above patent, a spring overhead structure is adopted between the guide rod and the movable iron core, and when the spring overhead structure is used, the guide rod is easy to shake and incline when being extruded, the spring overhead structure is not stable enough, is easy to damage after long-term use, has small elasticity, and is inconvenient for resetting the movable iron core.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a durable starter electromagnetic switch, wherein a positioning rod is used for supporting and positioning a guide rod and a movable iron core in a penetrating way, the guide rod can slide and lift outside the positioning rod during sliding, a reset pressure spring is arranged during touch control, the movable iron core can be extruded in a large area, and the reset is convenient.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a durable starter electromagnetic switch, includes the switch casing, the switch casing inboard sets up the coil bobbin, moves the iron core, it sets up locating lever and spring to move the iron core upper end, the guide arm is installed outward to the locating lever, guide arm external fixation electrocute board, the switch casing upper end sets up the electric seat that connects, and it connects the electric seat inner to set up and connects the electric terminal, the switch casing inboard sets up the pressure spring that resets, adopts the locating lever interlude to support the location between the guide arm and the iron core that moves, and during the slip, the guide arm can slide outside the locating lever and go up and down, and is stable during the touch-control, sets up the pressure spring that resets, can large tracts of land extrusion move the iron core, is convenient for reset.

Further, the reset pressure spring is pressed downwards on the surface of the movable iron core.

Furthermore, the guide rod adopts a convex shaft structure, and the lower end of the guide rod is sleeved on the outer surface of the positioning rod.

Further, the inner side surface of the switch shell is provided with an inner convex opening, and the reset pressure spring is clamped on the outer surface of the inner convex opening.

Further, the lower surface of the guide rod is provided with a through jack.

Further, a bottom cover is fixed on the lower surface of the switch shell through screws.

Furthermore, the bottom cover and the switch shell are made of insulating plastic materials.

Compared with the prior art, the utility model has the advantages that:

(1) The guide rod and the movable iron core are supported and positioned by inserting the positioning rod, when the guide rod slides, the guide rod can slide and lift outside the positioning rod, the guide rod is stable during touch control, the reset pressure spring is arranged, the movable iron core can be extruded in a large area, and the reset is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a top view of the connection between the guide bar and the grounding plate according to the present utility model.

The reference numerals in the figures illustrate:

the switch comprises a switch shell 1, a coil tube 2, a movable iron core 3, a positioning rod 4, a spring 40, a guide rod 5, an electric shock plate 6, an electric connection seat 7, an electric connection terminal 8, a reset spring 9, an inner convex opening 100 and a bottom cover 10.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-2, a durable starter electromagnetic switch includes a switch housing 1, a coil bobbin 2 and a movable iron core 3 are disposed inside the switch housing 1, a positioning rod 4 and a spring 40 are disposed at the upper end of the movable iron core 3, a guide rod 5 is mounted outside the positioning rod 4, an electric shock plate 6 is fixed outside the guide rod 5, a power connection seat 7 is disposed at the upper end of the switch housing 1, a power connection terminal 8 is disposed at the inner end of the power connection seat 7, and a reset pressure spring 9 is disposed inside the switch housing 1;

the reset pressure spring 9 is downwards extruded on the surface of the movable iron core 3, the guide rod 5 adopts a convex shaft structure, the lower end of the guide rod is sleeved on the outer surface of the positioning rod 4, the inner side surface of the switch shell 1 is provided with the inner convex opening 100, the reset pressure spring 9 is clamped on the outer surface of the inner convex opening 100, the positioning and clamping of the reset spring 9 are convenient, the compression is stable, the rebound of the movable iron core 3 after power failure can be ensured, the structure is stable, and the structure is more durable;

after the coil tube 2 is electrified, the movable iron core 3 can be driven to move upwards, the guide rod 5 can be extruded to drive the electric shock plate 6 to lift and attach to the electric terminal 8 for electrifying and starting;

the lower surface of the guide rod 5 is provided with a penetrating hole, so that the positioning rod 4 can be conveniently penetrated and positioned, when the guide rod 5 slides upwards, the guide rod 4 can slide at the positioning rod 4, the guide rod 5 can be positioned and supported by the positioning rod 4, the sliding is stable, the support is stable, and the guide rod is not easy to damage;

the lower surface of the switch shell 1 is fixed with a bottom cover 10 through screws, so that the switch shell is convenient to install, and the bottom cover 10 and the switch shell 1 are made of insulating plastic materials and can be insulated.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. A durable starter electromagnetic switch comprising a switch housing (1), characterized in that: the switch casing (1) inboard sets up coil bobbin (2), moves iron core (3), move iron core (3) upper end and set up locating lever (4) and spring (40), guide arm (5) are installed outward to locating lever (4), guide arm (5) external fixation electrocute board (6), switch casing (1) upper end sets up electric connection seat (7), and its electric connection seat (7) inner sets up electric connection terminal (8), switch casing (1) inboard sets up pressure spring (9) that reset.

2. The electromagnetic switch of a durable starter of claim 1, wherein: the reset pressure spring (9) is downwards extruded on the surface of the movable iron core (3).

3. The electromagnetic switch of a durable starter of claim 1, wherein: the guide rod (5) adopts a convex shaft structure, and the lower end of the guide rod is sleeved on the outer surface of the positioning rod (4).

4. The electromagnetic switch of a durable starter of claim 1, wherein: an inner convex opening (100) is formed in the inner side surface of the switch shell (1), and a reset pressure spring (9) is clamped on the outer surface of the inner convex opening (100).

5. The electromagnetic switch of a durable starter of claim 1, wherein: the lower surface of the guide rod (5) is provided with a through jack.

6. The electromagnetic switch of a durable starter of claim 1, wherein: the lower surface of the switch shell (1) is fixed with a bottom cover (10) through screws.

7. The electromagnetic switch of a durable starter of claim 6, wherein: the bottom cover (10) and the switch shell (1) are made of insulating plastic materials.