CN214043546U - Integral relay structure of starting motor - Google Patents
Integral relay structure of starting motor Download PDFInfo
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- CN214043546U CN214043546U CN202023224151.5U CN202023224151U CN214043546U CN 214043546 U CN214043546 U CN 214043546U CN 202023224151 U CN202023224151 U CN 202023224151U CN 214043546 U CN214043546 U CN 214043546U
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Abstract
The utility model relates to the technical field of motors, in particular to an integral relay structure of a starting motor, which comprises a shell, a fixed iron core, an electromagnet assembly, a positioning mandrel, a gasket assembly and a movable iron core; the fixed iron core is fixedly connected inside the shell, one end of the fixed iron core is provided with a boss, and the middle part of the fixed iron core is provided with a through hole; the electromagnet assembly is tubular, and the electromagnet assembly is fixedly connected to the inside of the shell, and one end of the electromagnet assembly is sleeved on the boss of the fixed iron core. The beneficial effects of the utility model reside in that: the movable iron core and the fixed iron core are mutually connected through the positioning mandrel, and meanwhile, the fixed iron core and the electromagnetic assembly are mutually connected, so that an integral structure is formed among the movable iron core, the fixed iron core and the electromagnetic assembly, and when the relay receives external vibration, the integral anti-seismic performance is greatly improved; the movable iron core is guided by the positioning mandrel during movement, so that the movable iron core can have higher stability during movement.
Description
Technical Field
The utility model relates to the technical field of motors, concretely relates to starter motor's integral relay structure.
Background
The relay of the starting motor is a switch structure which makes the inner iron core induct magnetism and control the movement of the outer isolator after mutually attracting by means of electromagnetic induction.
The fixed iron core and the movable iron core in the relay of the existing starting motor are often separated, and the fixed iron core and the movable iron core cannot form a whole, so that certain instability exists during the movement of the movable iron core, and once the movable iron core is abraded and a gap is formed between the movable iron core and an electromagnet assembly, the movable iron core is possibly inclined. And the shock resistance of relay is relatively poor, and under the relay not circular telegram condition, the movable iron core probably receives external vibration and takes place forced vibration, and then arouses the trouble.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the integral relay structure of the starting motor is high in moving stability of the movable iron core and strong in shock resistance.
In order to solve the technical problem, the utility model discloses a technical scheme does: an integral relay structure of a starting motor comprises a shell, a fixed iron core, an electromagnet assembly, a positioning mandrel, a gasket assembly and a movable iron core;
the fixed iron core is fixedly connected inside the shell, one end of the fixed iron core is provided with a boss, and the middle part of the fixed iron core is provided with a through hole;
the electromagnet assembly is tubular, is fixedly connected inside the shell, and one end of the electromagnet assembly is sleeved on the boss of the fixed iron core;
one end of the positioning mandrel penetrates through the through hole and is provided with a gasket assembly, the positioning mandrel is connected with the fixed iron core through the gasket assembly, and the other end of the positioning mandrel is connected with the movable iron core;
move the iron core sliding connection and locate in the one end of keeping away from fixed iron core in electromagnet assembly inside, move the reset spring elastic connection who locates the location dabber outside through the cover between iron core and the fixed iron core.
Specifically, the gasket assembly comprises a limiting gasket, a first insulating gasket, a second insulating gasket, a movable contact piece, an adjusting spring and a flat gasket which are sequentially sleeved on the positioning mandrel;
the movable contact spring is arranged between the first insulating washer and the second insulating washer and is in butt joint with one end, far away from the through hole, of the cavity, the limiting washer is fixedly connected with the positioning core shaft, the movable contact spring is clamped between the first insulating washer and the second insulating washer and is in butt joint with the end, far away from the through hole, of the cavity, the second insulating washer is in elastic connection with the flat washer through the adjusting spring, the positioning core shaft is provided with a limiting portion used for limiting the flat washer, the inner end of the flat washer is in butt joint with the limiting portion, and the outer end of the flat washer is in butt joint with one end, near to the through hole, of the cavity.
Specifically, the boss is provided with a boss-shaped protruding portion at one end close to the movable iron core, and the movable iron core is provided with a recessed portion matched with the protruding portion.
Specifically, the movable iron core is provided with a limiting cavity at one end close to the fixed iron core, and the end part of the positioning core shaft is arranged in the limiting cavity.
Specifically, the movable iron core comprises an iron core body and an adjusting block screwed on the movable iron core body.
The beneficial effects of the utility model reside in that: the movable iron core and the fixed iron core are mutually connected through the positioning mandrel, and meanwhile, the fixed iron core and the electromagnetic assembly are mutually connected, so that an integral structure is formed among the movable iron core, the fixed iron core and the electromagnetic assembly, and when the relay receives external vibration, the integral anti-seismic performance is greatly improved; the movable iron core is guided by the positioning mandrel during movement, so that the movable iron core can have higher stability during movement.
Drawings
Fig. 1 is a schematic structural diagram of an integral relay structure of a starter motor according to an embodiment of the present invention;
FIG. 2 is a top view of an integrated relay structure of a starter motor according to an embodiment of the present invention;
FIG. 3 is a structural bottom view of an integrated relay of a starter motor according to an embodiment of the present invention;
description of reference numerals:
1. a housing; 2. fixing an iron core; 21. a boss; 22. a through hole; 23. a boss portion; 3. an electromagnet assembly; 4. positioning the mandrel; 41. a return spring; 5. a washer assembly; 51. a limiting washer; 52. a first insulating gasket; 53. a second insulating gasket; 54. a movable contact spring; 55. adjusting the spring; 56. a flat washer; 6. a movable iron core; 61. a recessed portion; 62. a limiting cavity; 63. an iron core body; 64. and a regulating block.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, the integral relay structure of a starting motor of the present invention includes a housing 1, a fixed core 2, an electromagnet assembly 3, a positioning core shaft 4, a washer assembly 5, and a movable core 6;
the fixed iron core 2 is fixedly connected inside the shell 1, one end of the fixed iron core 2 is provided with a boss 21, and the middle part of the fixed iron core 2 is provided with a through hole 22;
the electromagnet assembly 3 is tubular, the electromagnet assembly 3 is fixedly connected inside the shell 1, and one end of the electromagnet assembly 3 is sleeved on the boss 21 of the fixed iron core 2;
one end of the positioning mandrel 4 penetrates through the through hole 22 and is provided with a gasket assembly 5, the positioning mandrel 4 is connected with the fixed iron core 2 through the gasket assembly 5, and the other end of the positioning mandrel 4 is connected with the movable iron core 6;
move 6 sliding connection of iron core in electromagnet assembly 3 inside and be located the one end of keeping away from fixed iron core 2, move between iron core 6 and the fixed iron core 2 and locate the reset spring 41 elastic connection in the location dabber 4 outside through the cover.
The utility model discloses a theory of operation does: after the electromagnetic assembly is powered on, the movable iron core 6 and the fixed iron core 2 can generate magnetism, so that the movable iron core 6 moves towards the direction of the fixed iron core 2, in the moving process, the movable iron core 6 can push the positioning mandrel 4 to move, and meanwhile, the reset spring 41 is compressed until the movable iron core 6 and the fixed iron core 2 are mutually attracted.
After the power failure of the electromagnetic assembly, the movable iron core 6 drives the positioning mandrel 4 to recover to the original position under the action of the reset spring 41, and the positioning mandrel 4 can be limited by the gasket assembly 5, so that the separation of the positioning mandrel 4 from the movable iron core in the resetting process is avoided.
As can be seen from the above description, the utility model has the advantages that: the movable iron core and the fixed iron core are mutually connected through the positioning mandrel, and meanwhile, the fixed iron core and the electromagnetic assembly are mutually connected, so that an integral structure is formed among the movable iron core, the fixed iron core and the electromagnetic assembly, and when the relay receives external vibration, the integral anti-seismic performance is greatly improved; the movable iron core is guided by the positioning mandrel during movement, so that the movable iron core can have higher stability during movement.
Further, the gasket assembly 5 comprises a limit gasket 51, a first insulating gasket 52, a second insulating gasket 53, a movable contact spring 54, an adjusting spring 55 and a flat gasket 56 which are sequentially sleeved on the positioning mandrel 4;
a concave cavity communicated with the through hole 22 is formed in one end, away from the movable iron core 6, of the fixed iron core 2, the limiting gasket 51 is fixedly connected with the positioning mandrel 4, the movable contact spring 54 is clamped between the first insulating gasket 52 and the second insulating gasket 53 and abutted to one end, away from the through hole 22, of the concave cavity, the second insulating gasket 53 is elastically connected with the flat gasket 56 through the adjusting spring 55, a limiting portion used for limiting the flat gasket 56 is arranged on the positioning mandrel 4, the inner end of the flat gasket 56 is abutted to the limiting portion, and the outer end of the flat gasket 56 is abutted to one end, close to the through hole 22, of the concave cavity.
As apparent from the above description, the adjustment spring can press the second insulating washer in a direction of the first insulating washer, thereby ensuring that the movable contact piece can be stably held between the first insulating washer and the second insulating washer. When location dabber removed to the outermost end, the movable contact spring can with the inside limit structure butt of casing to make the location dabber stop to remove.
Furthermore, a circular truncated cone-shaped protruding portion 23 is arranged at one end, close to the movable iron core 6, of the boss 21, and a concave portion 61 matched with the protruding portion 23 is arranged on the movable iron core 6.
According to the description, the convex parts and the concave parts are matched with each other, so that when the movable iron core and the fixed iron core are attracted, the movable iron core and the fixed iron core are connected more tightly, and the stability of the movable iron core is further improved.
Furthermore, a limiting cavity 62 is formed in one end, close to the fixed iron core 2, of the movable iron core 6, and the end of the positioning core shaft 4 is arranged inside the limiting cavity 62.
Further, the movable iron core 6 comprises an iron core body 63 and an adjusting block 64 screwed on the body of the movable iron core 6.
Example one
An integral relay structure of a starting motor comprises a shell 1, a fixed iron core 2, an electromagnet assembly 3, a positioning mandrel 4, a gasket assembly 5 and a movable iron core 6;
the fixed iron core 2 is fixedly connected inside the shell 1, one end of the fixed iron core 2 is provided with a boss 21, and the middle part of the fixed iron core 2 is provided with a through hole 22;
the electromagnet assembly 3 is tubular, the electromagnet assembly 3 is fixedly connected inside the shell 1, and one end of the electromagnet assembly 3 is sleeved on the boss 21 of the fixed iron core 2;
one end of the positioning mandrel 4 penetrates through the through hole 22 and is provided with a gasket assembly 5, the positioning mandrel 4 is connected with the fixed iron core 2 through the gasket assembly 5, and the other end of the positioning mandrel 4 is connected with the movable iron core 6;
the gasket assembly 5 comprises a limit gasket 51, a first insulating gasket 52, a second insulating gasket 53, a movable contact spring 54, an adjusting spring 55 and a flat gasket 56 which are sequentially sleeved on the positioning mandrel 4;
a concave cavity communicated with the through hole 22 is formed in one end, away from the movable iron core 6, of the fixed iron core 2, the limiting gasket 51 is fixedly connected with the positioning mandrel 4, the movable contact spring 54 is clamped between the first insulating gasket 52 and the second insulating gasket 53 and abuts against one end, away from the through hole 22, of the concave cavity, the second insulating gasket 53 is elastically connected with the flat gasket 56 through the adjusting spring 55, a limiting portion used for limiting the flat gasket 56 is formed in the positioning mandrel 4, the inner end of the flat gasket 56 abuts against the limiting portion, and the outer end of the flat gasket 56 abuts against one end, close to the through hole 22, of the concave cavity;
the movable iron core 6 is slidably connected inside the electromagnet assembly 3 and is positioned at one end far away from the fixed iron core 2, and the movable iron core 6 is elastically connected with the fixed iron core 2 through a return spring 41 sleeved outside the positioning mandrel 4;
To sum up, the utility model provides a beneficial effect lies in: the movable iron core and the fixed iron core are mutually connected through the positioning mandrel, and meanwhile, the fixed iron core and the electromagnetic assembly are mutually connected, so that an integral structure is formed among the movable iron core, the fixed iron core and the electromagnetic assembly, and when the relay receives external vibration, the integral anti-seismic performance is greatly improved; the movable iron core is guided by the positioning mandrel during movement, so that the movable iron core can have higher stability during movement. The adjusting spring can press the second insulating washer towards the first insulating washer, so that the movable contact piece can be stably clamped between the first insulating washer and the second insulating washer. When location dabber removed to the outermost end, the movable contact spring can with the inside limit structure butt of casing to make the location dabber stop to remove. The convex part and the concave part are matched with each other, so that when the movable iron core and the fixed iron core are attracted, the movable iron core and the fixed iron core are connected more tightly, and the stability of the movable iron core is further improved.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. An integral relay structure of a starting motor is characterized by comprising a shell, a fixed iron core, an electromagnet assembly, a positioning mandrel, a gasket assembly and a movable iron core;
the fixed iron core is fixedly connected inside the shell, one end of the fixed iron core is provided with a boss, and the middle part of the fixed iron core is provided with a through hole;
the electromagnet assembly is tubular, is fixedly connected inside the shell, and one end of the electromagnet assembly is sleeved on the boss of the fixed iron core;
one end of the positioning mandrel penetrates through the through hole and is provided with a gasket assembly, the positioning mandrel is connected with the fixed iron core through the gasket assembly, and the other end of the positioning mandrel is connected with the movable iron core;
move the iron core sliding connection and locate in the one end of keeping away from fixed iron core in electromagnet assembly inside, move the reset spring elastic connection who locates the location dabber outside through the cover between iron core and the fixed iron core.
2. The integrated relay structure of the starting motor according to claim 1, wherein the gasket assembly comprises a limit gasket, a first insulating gasket, a second insulating gasket, a movable contact, an adjusting spring and a flat gasket which are sequentially sleeved on the positioning mandrel;
the movable contact spring is arranged between the first insulating washer and the second insulating washer and is in butt joint with one end, far away from the through hole, of the cavity, the limiting washer is fixedly connected with the positioning core shaft, the movable contact spring is clamped between the first insulating washer and the second insulating washer and is in butt joint with the end, far away from the through hole, of the cavity, the second insulating washer is in elastic connection with the flat washer through the adjusting spring, the positioning core shaft is provided with a limiting portion used for limiting the flat washer, the inner end of the flat washer is in butt joint with the limiting portion, and the outer end of the flat washer is in butt joint with one end, near to the through hole, of the cavity.
3. The integrated relay structure of the starter motor according to claim 1, wherein a truncated cone-shaped protrusion is provided at one end of the boss close to the movable core, and a recess adapted to the protrusion is provided on the movable core.
4. The integral relay structure of the starting motor according to claim 1, wherein a limiting cavity is formed at one end of the movable iron core close to the fixed iron core, and the end of the positioning mandrel is arranged in the limiting cavity.
5. The integrated relay structure of the starter motor according to claim 1, wherein the movable core includes a core body and an adjusting block screwed to the core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224151.5U CN214043546U (en) | 2020-12-28 | 2020-12-28 | Integral relay structure of starting motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023224151.5U CN214043546U (en) | 2020-12-28 | 2020-12-28 | Integral relay structure of starting motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214043546U true CN214043546U (en) | 2021-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023224151.5U Active CN214043546U (en) | 2020-12-28 | 2020-12-28 | Integral relay structure of starting motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214043546U (en) |
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2020
- 2020-12-28 CN CN202023224151.5U patent/CN214043546U/en active Active
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