CN2649425Y

CN2649425Y - Electromagnetic power main switch for automobile

Info

Publication number: CN2649425Y
Application number: CN 03252995
Authority: CN
Inventors: 喻强华
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-09-26
Filing date: 2003-09-26
Publication date: 2004-10-20
Anticipated expiration: 2013-09-26

Abstract

The utility model relates to a magnetic type car power master switch, including a shell, a bottom plate, an electric magnetic coil, an upper contact point and a lower contact point. The utility model is characterized in that the shell and the bottom plate is provided with an E-shape iron core, a character one shape keeper, an ejector pins, an I-shape plastic coil bone frame and an electric magnetic coil at the coil frame. The center column of the E-shape iron core is provided with a square via hole, and the center column is sleeved with a coil bone frame. The via hole at the upper part of the center column is provided with the square shape ejector pins moving up and down in the hole, and the top of the ejector pins is connected with the character one shape keeper, while the lower part thereof is connected with a contact point fixation plate. The upper contact point fixation plate bottom surface center is fixedly provided with a contact point, and the fixation plate corresponding with the upper contact point is provided with a lower contact point fixation plate. The center of the upper surface of the lower contact point fixation plate is provided with the lower contact, and the two ends of the upper and lower contact point fixation plate are provided with a spring. The upper and lower contact point is provided with a conductive wire and the car power master wire.

Description

The electromagnetic type automobile battery isolator control

One, technical field

The utility model relates to a kind of automobile power supply switch, particularly a kind of electromagnetic type automobile battery isolator control.

Two, background technology

For guaranteeing that great majority all are provided with battery isolator control on the automobile to each partly security appliance, failure-free power supply of automobile.At present, the automobile power source main supply switch mostly is electromagnetic type, adopts the electric hammer structure, when being located at the magnet coil power on/off on the metal electromagnetic coil skeleton, driving two winding contact fixed copper sheet up-and-down movements of electric hammer control, thereby is switched on or switched off power supply.Its member is more, as element structure complexity such as electric hammers, electromagnetic wire astragal footpath is thick, and the number of turn is many, its electric current is greater than 200ma, loss is bigger, the cost height, and magnet coil is wound on the metallic framework, easily cause short circuit and et out of order, make automobile fail to start or sudden power in service flame-out, because contact point is many, the fault rate height.

Three, summary of the invention

The purpose of this utility model is intended to overcome the deficiencies in the prior art, provide a kind of simple in structure, power consumption is little, cost is low, fault rate is low, the electromagnetic type automobile battery isolator control of reliable operation.

The purpose of this utility model is to adopt such technical scheme to realize: a kind of electromagnetic type automobile battery isolator control, include shell, base plate, magnet coil, last contact point, following contact point, it is characterized in that in shell and base plate, being provided with by E shape iron core, in-line armature, push rod, I moulds the electromagnetism transmission mechanism that the magnet coil on stockline ring framework and the coil rack constitutes, the center pillar central authorities of E shape iron core offer square through hole, be nested with coil rack on the center pillar, establish the square push rod that can in its hole, move up and down on the center pillar in the square through hole, the upper end apical grafting in-line armature of push rod, contact point adapter plate on the apical grafting of lower end, last contact point adapter plate bottom surface central authorities set firmly contact point, be relatively set with down the contact point adapter plate with last contact point adapter plate, the upper central of following contact point adapter plate is installed with down contact point, on, two ends are provided with spring between the following contact point adapter plate, on, following contact point is provided with lead and the total wire joint of automobile power source.

The electromagnetic type automobile battery isolator control that provides by the utility model, behind the logical upward electric current of magnet coil, armature presses down push rod through the electromagnetic attaction effect, push rod is moved down, in the square hole of iron core under the promotion of push rod, last contact point adapter plate is pressed down, compress the spring between the upper and lower contact point adapter plate, the upper and lower contact point that is fixed on the upper and lower fixing plate is in contact with one another, by the bonded assembly lead, power bus is switched on, and outgoing current is to each power supply of automobile.Otherwise, during the magnet coil outage, no electromagnetic action, push rod loses pressure, and the spring return between the upper and lower contact point adapter plate separates upper and lower contact point, each outage of automobile.

The utility model parts are few, and are simple in structure, and the line footpath of magnet coil is little, the number of turn is few, economizes copper, in light weight, and electric current is less than 70ma, the automotive battery consumption of power is little, and magnet coil is wound on the plastic coil skeleton, has improved dielectric strength, can not produce short trouble, upper and lower contact point has only one group, has reduced fault rate, the above electromagnetic attraction of 30Kg has guaranteed the reliable contact of contact point, the functional reliability height, and materials are few, cost is low, and total production cost reduces more than 60%.

Four, description of drawings

The utility model has following accompanying drawing:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the scheme drawing of E shape iron core among Fig. 1;

Fig. 3 is a support bracket fastened scheme drawing among Fig. 1.

Among the figure: contact point adapter plate 10-goes up contact point 12-recoil spring sheet 13-packing seal 14-base plate 15-lead 16-fixed support under the contact point 11-under the last contact point adapter plate 8-spring 9-of 1-shell 2-in-line armature 3-push rod 4-plastic coil skeleton 5-magnet coil 6-E shape iron core 7-

Five, the specific embodiment

Embodiment of the present utility model is described with reference to the accompanying drawings.As Fig. 1, shown in Figure 2, a kind of electromagnetic type automobile battery isolator control, include shell 1, base plate 14, magnet coil 5, last contact point 10, following contact point 11, be characterized in shell 1 and base plate 14, being provided with by E shape iron core 6, in-line armature 2, push rod 3, I moulds the electromagnetism transmission mechanism that the magnet coil 5 on stockline ring framework 4 and the coil rack constitutes, the center pillar central authorities of E shape iron core 6 offer square through hole, be nested with coil rack 5 on the center pillar, establish the square push rod 3 that can in its hole, move up and down on the center pillar in the square through hole, the upper end apical grafting in-line armature 2 of push rod 3, contact point adapter plate 7 on the apical grafting of lower end, last contact point adapter plate bottom surface central authorities set firmly contact point 10, be relatively set with down contact point adapter plate 9 with last contact point adapter plate 10, the upper central of following contact point adapter plate 9 is installed with down contact point 11, on, following contact point adapter plate 7, two ends are provided with spring 8 between 9, on, following

contact point

10,11 are provided with lead 15 and the total wire joint of automobile power source.E shape iron core 6 and in-line armature 2 adopt the E shape of 48 small power transformers and in-line silicon steel plate repeatedly to adorn composition, and the two ends of in-line silicon steel plate have fix screw affixed, and in-line armature 2 is 1-1.5mm with the spacing of E shape iron core 6.

In the embodiment, the below of following contact point adapter plate 9 is provided with convex recoil spring sheet 12 as shown in drawings, its protruding top and following contact point adapter plate 9 bottom connections.When switching on, because impulsive force and noise that electromagnetic attraction causes in order to reduce magnet coil.E shape iron core 6, in-line armature 2, go up contact point adapter plate 7, contact point adapter plate 9 and buffering spring 8 outsides are provided with Qian shape fixed support 16, two side columns of the right and left parcel E shape iron core of fixed support 16 and the two ends of in-line iron core, upper and lower contact

point adapter plate

7,9 and buffering spring 8 down.Its structure as shown in Figure 3, it is fixed together E shape iron core 6, in-line armature 2, upper and lower contact

point adapter plate

7,9, recoil spring 8, make it to realize whole location, make in-line armature down fixing its, can only above E shape iron core, do upper and lower motion, and the distance that guarantees its upper and lower motion has only 1-1.5mm, the electromagnetic transmission reliable operation.Above base plate 14, also be provided with rubber gasket 13.It is sealed to internal works, cause short circuit or corrosion to prevent that water, gas from entering.

Claims

1, a kind of electromagnetic type automobile battery isolator control, include shell (1), base plate (14), magnet coil (5), last contact point (10), following contact point (11), it is characterized in that in shell (1) and base plate (14), being provided with by E shape iron core (6), in-line armature (2), push rod (3), I moulds the electromagnetism transmission mechanism that the magnet coil (5) on stockline ring framework (4) and the coil rack constitutes, the center pillar central authorities of E shape iron core (6) offer square through hole, be nested with coil rack (5) on the center pillar, establish the square push rod (3) that can in its hole, move up and down on the center pillar in the square through hole, the upper end apical grafting in-line armature (2) of push rod (3), contact point adapter plate (7) on the apical grafting of lower end, last contact point adapter plate bottom surface central authorities set firmly contact point (10), be relatively set with down contact point adapter plate (9) with last contact point adapter plate (10), the upper central of following contact point adapter plate (9) is installed with down contact point (11), on, following contact point adapter plate (7,9) two ends are provided with spring (8) between, on, following contact point (10,11) be provided with lead (15) and the total wire joint of automobile power source.

2, by the described electromagnetic type automobile battery isolator control of claim 1, it is characterized in that, described E shape iron core (6) and in-line armature (2) adopt the E shape of 48 small power transformers and in-line silicon steel plate repeatedly to adorn composition, the two ends of in-line silicon steel plate have fix screw affixed, and in-line armature (2) is 1-1.5mm with the spacing of E shape iron core (6).

3, by the described electromagnetic type automobile battery isolator control of claim 1, it is characterized in that, be provided with convex recoil spring sheet (12), its protruding top and following contact point adapter plate (9) bottom connection in the described below of contact point adapter plate (9) down.

4, by the described electromagnetic type automobile battery isolator control of claim 1, it is characterized in that, described E shape iron core (6), in-line armature (2), last contact point adapter plate (7), following contact point adapter plate (9) and buffering spring (8) outside are provided with Qian shape fixed support (16), two side columns and the in-line iron core of the right and left parcel E shape iron core of fixed support (16), the two ends of upper and lower contact point adapter plate (7,9) and buffering spring (8).

5, by claim 1 or 2 or 3 or 4 described electromagnetic type automobile battery isolator control, it is characterized in that, also be provided with rubber gasket (13) in the top of base plate (14).