CN214477223U - Small-sized high-power relay - Google Patents
Small-sized high-power relay Download PDFInfo
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- CN214477223U CN214477223U CN202120627300.8U CN202120627300U CN214477223U CN 214477223 U CN214477223 U CN 214477223U CN 202120627300 U CN202120627300 U CN 202120627300U CN 214477223 U CN214477223 U CN 214477223U
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Abstract
The utility model relates to a small-size high-power relay through set up contact installation cavity and electromagnetism installation cavity on the base, electromagnetic system subassembly and contact subassembly can the direct mount on the base, and the static contact that has broken away from original relay is installed on the contact frame of being connected with the coil former and is leaded to occuping the big defect of base space, can improve rated power around putting more coils on making the coil former, and on the base of static contact direct mount, be convenient for adopt automation equipment to assemble moreover.
Description
Technical Field
The utility model relates to an electromagnetic relay, especially a small-size high-power relay.
Background
An electromagnetic relay is an electronic control device which uses smaller current and lower voltage to control larger current and higher voltage, is usually applied to an automatic control circuit, and plays the roles of automatic regulation, safety protection, circuit conversion and the like in the circuit. The existing small electromagnetic relay is generally assembled by adopting a mode of combining a coil rack and a contact rack, a static contact is arranged in the contact rack, the coil rack and the contact rack are arranged on a bottom plate, an upper cover covers the bottom plate, and the coil rack in the upper cover cannot be too large due to the fact that the contact rack occupies a certain volume, so that the power of the electromagnetic relay cannot be improved, and the assembling mode is not beneficial to automatic processing.
Disclosure of Invention
In view of this, the utility model aims at providing a simple structure, small, convenient assembling, the small-size high-power relay of the automated production of being convenient for.
In order to realize the purpose, the utility model adopts a small-sized high-power relay, which comprises a base, an upper cover covered outside the base, and a coil rack, a yoke iron, an armature, a movable spring leaf and a static contact which are arranged on the base, wherein an iron core is arranged in the coil rack, a coil is wound on the coil rack, the base includes bottom plate and curb plate, the curb plate encloses into contact installation cavity and electromagnetism installation cavity on the bottom plate, the contact installation cavity sets up outside a corner in electromagnetism installation cavity, the junction of contact installation cavity and electromagnetism installation cavity forms the contact door, the coil former sets up in the electromagnetism installation cavity, yoke and armature set up respectively at coil former both ends, armature articulates in yoke one end, the movable contact spring sets up on armature, the movable contact spring rear end is connected on the yoke, the movable contact spring front end passes the contact door and stretches into in the contact installation cavity, form static contact groove on the curb plate of contact installation cavity, the front end of the relative movable contact spring of static contact is connected at static contact inslot.
The beneficial effects of the utility model are that set up contact installation cavity and electromagnetism installation cavity on the base, electromagnetic system subassembly and contact subassembly can the direct mount on the base, and the static contact that has broken away from original relay is installed on the contact frame of being connected with the coil former and is leaded to occuping the defect that base space is big, can improve rated power around putting more coils on the messenger coil former, and on the base of static contact direct mount, be convenient for adopt automation equipment to assemble moreover.
The utility model discloses further set up to the both sides of movable contact spring front end all are provided with the static contact, and the contact installation cavity forms static contact groove on the curb plate of static contact both sides, and static contact both sides joint is at static contact inslot. The both sides card of static contact is in static contact inslot, simple to operate.
The utility model discloses further set up to the electromagnetism installation intracavity integrated into one piece of base has the insulating piece, and the insulating piece sets up in coil former one side, and the insulating piece separates coil and yoke. The insulating piece and base integrated into one piece do not need additionally to install the insulating piece.
The utility model discloses further set up as the both ends of insulating piece form towards the locating piece of coil former, form the constant head tank with the locating piece adaptation on the coil former, and coil former one side is fixed a position in insulating piece one side through the cooperation between locating piece and the constant head tank, and the coil former opposite side also forms the curb plate cooperation realization location of constant head tank and base. The coil rack is positioned through the positioning block on the insulating sheet, so that the assembly is convenient, the position accuracy of the insulating sheet can be ensured, and the insulating effect of the insulating sheet on the coil and the yoke iron is ensured.
The utility model discloses further set up as the movable contact spring is provided with movable contact block in the junction outside with the yoke.
The utility model discloses further set up to form the stationary contact foot on the stationary contact, form the movable contact foot on the movable contact piece, be provided with the coil contact pin on the coil former, correspond stationary contact foot, movable contact foot and coil contact pin on the base and form the stitch hole, stationary contact foot, movable contact foot and coil contact pin pass the stitch hole that corresponds respectively and expose in the base below.
The utility model discloses further set up as the inboard top that corresponds the yoke of curb plate of base forms the yoke iron groove, and the top card of yoke iron is in the yoke iron groove. The top end of the yoke iron is positioned through the yoke iron slot, and the top end of the yoke iron and the coil rack are positioned through the insulating sheet to fix the electromagnetic system together.
The utility model discloses further set up to the curb plate of base corresponds movable reed's front end and rear end and forms the groove of stepping down respectively. The groove of stepping down makes things convenient for movable reed's installation, guarantees small.
Drawings
Fig. 1 is an exploded view of embodiment 1 of the present invention.
Fig. 2 is a schematic view of embodiment 1 of the present invention with the upper cover removed.
Fig. 3 is a front view of embodiment 1 of the present invention with the upper cover removed.
Fig. 4 is a front view of a base according to embodiment 1 of the present invention.
Fig. 5 is a front view of embodiment 2 of the present invention with the upper cover removed.
Detailed Description
As shown in fig. 1-4, embodiment 1 of the present invention is a small-sized high-power relay, including a base 1, an upper cover 2 covering the base 1, and a coil rack 3, a yoke 4, an armature 5, a movable spring 6, and a fixed contact 7 disposed on the base 1, wherein an iron core 31 penetrates inside the coil rack 3, a coil 32 is wound on the coil rack 3, the base 1 includes a bottom plate 11 and a side plate 12, the side plate 12 encloses a contact mounting cavity 13 and an electromagnetic mounting cavity 14 on the bottom plate 11, the contact mounting cavity 13 is disposed outside a corner of the electromagnetic mounting cavity 14, a contact door 15 is formed at a connection portion of the contact mounting cavity 13 and the electromagnetic mounting cavity 14, the coil rack 3 is disposed in the electromagnetic mounting cavity 14, the yoke 4 and the armature 5 are respectively disposed at two ends of the coil rack 3, the armature 5 is hinged at one end of the yoke 4, the movable spring 6 is disposed on the armature 5, a rear end of the movable spring 6 is connected to the yoke 4, the movable contact spring 6 is provided with a movable contact block 8 at the outer side of the joint of the movable contact spring 6 and the yoke 4, the front end of the movable contact spring 6 penetrates through a contact door 15 and extends into a contact mounting cavity 13, both sides of the front end of the movable contact spring 6 are provided with fixed contacts 7, the contact mounting cavity 13 forms fixed contact grooves 16 on side plates 12 on both sides of the fixed contacts 7, both sides of the fixed contacts 7 are clamped in the fixed contact grooves 16, the fixed contacts 7 are provided with two fixed contacts, and the side plates 12 of the base 1 respectively form abdicating grooves 121 corresponding to the front end and the rear end of the movable contact spring 6.
Integrated into one piece has insulating piece 17 in base 11's electromagnetism installation cavity 14, insulating piece 17 sets up in coil former 3 one side, insulating piece 17 separates coil 32 and yoke 4, insulating piece 17's both ends form the locating piece 171 towards coil former 3, coil former 3's lower extreme is close to insulating piece one side and forms the constant head tank 33 with the locating piece 171 adaptation, coil former 3 realizes the location with insulating piece 17 through constant head tank 33 and locating piece 171's cooperation, the both sides of coil former 3 upper end respectively form step 35, the step 35 of both sides respectively with locating piece 171 of insulating piece 17 and the protruding joint on the curb plate 12, the inboard top that corresponds yoke 4 of curb plate 12 of base 1 forms yoke groove 122, the top card of yoke 4 is in yoke groove 122.
The static contact 7 is provided with a static contact pin 71, the movable contact block 8 is provided with a movable contact pin 81, the coil rack 3 is provided with a coil pin 34, the base 1 is provided with a pin hole 18 corresponding to the static contact pin 71, the movable contact pin 81 and the coil pin 34, and the static contact pin 71, the movable contact pin 81 and the coil pin 34 respectively penetrate through the corresponding pin holes 18 to be exposed below the base 1.
As shown in fig. 5, embodiment 2 of the present invention is a small high-power relay in which the base and the upper cover are square, and the base 1 is filled with an extension bottom plate 10 outside the original side plate 12 to form a complete square structure.
The above-mentioned embodiments are the main implementation manners of the present invention, and other changes, such as: the number of the contacts on the static contact and the movable reed can be set to be 1 or two; the sectional areas of the static contact pin and the movable contact pin can be adjusted according to the power of the relay, and the positions can be finely adjusted according to the installation position.
Claims (8)
1. The utility model provides a small-size high-power relay, includes the base, covers upper cover outside the base and coil former, yoke, armature, movable contact, the static contact of setting on the base, the iron core has been worn to put in coil former inside, has coiled its characterized in that on the coil former: the base includes bottom plate and curb plate, the curb plate encloses into contact installation cavity and electromagnetism installation cavity on the bottom plate, the contact installation cavity sets up outside a corner in electromagnetism installation cavity, the junction of contact installation cavity and electromagnetism installation cavity forms the contact door, the coil former sets up in the electromagnetism installation cavity, yoke and armature set up respectively at coil former both ends, armature articulates in yoke one end, the movable contact spring sets up on armature, the movable contact spring rear end is connected on the yoke, the movable contact spring front end passes the contact door and stretches into in the contact installation cavity, form static contact groove on the curb plate of contact installation cavity, the front end of the relative movable contact spring of static contact is connected at static contact inslot.
2. A small-sized high-power relay according to claim 1, characterized in that: and the two sides of the front end of the movable spring are provided with static contacts, the contact mounting cavities form static contact grooves on side plates on the two sides of the static contacts, and the two sides of the static contacts are clamped in the static contact grooves.
3. A small-sized high-power relay according to claim 1 or 2, characterized in that: the electromagnetism installation intracavity integrated into one piece of base has the insulating piece, and the insulating piece sets up in coil former one side, and the insulating piece separates coil and yoke.
4. A small-sized high-power relay according to claim 3, characterized in that: the both ends of insulating piece form the locating piece towards the coil former, form the constant head tank with the locating piece adaptation on the coil former, and coil former one side is fixed a position in insulating piece one side through the cooperation between locating piece and the constant head tank, and the coil former opposite side also forms the curb plate cooperation realization location of constant head tank and base.
5. A small-sized high-power relay according to claim 1 or 2, characterized in that: and a movable contact block is arranged on the outer side of the joint of the movable reed and the yoke.
6. A small-sized high-power relay according to claim 5, characterized in that: the static contact is provided with a static contact pin, the movable contact block is provided with a movable contact pin, the coil rack is provided with a coil pin, pin holes are formed on the base corresponding to the static contact pin, the movable contact pin and the coil pin, and the static contact pin, the movable contact pin and the coil pin respectively penetrate through the corresponding pin holes to be exposed below the base.
7. A small-sized high-power relay according to claim 4, characterized in that: a yoke iron groove is formed on the inner side of the side plate of the base corresponding to the top end of the yoke iron, and the top end of the yoke iron is clamped in the yoke iron groove.
8. A small-sized high-power relay according to claim 1 or 2, characterized in that: and the side plate of the base forms a yielding groove corresponding to the front end and the rear end of the movable spring plate respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627300.8U CN214477223U (en) | 2021-03-27 | 2021-03-27 | Small-sized high-power relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627300.8U CN214477223U (en) | 2021-03-27 | 2021-03-27 | Small-sized high-power relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214477223U true CN214477223U (en) | 2021-10-22 |
Family
ID=78175428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120627300.8U Active CN214477223U (en) | 2021-03-27 | 2021-03-27 | Small-sized high-power relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214477223U (en) |
-
2021
- 2021-03-27 CN CN202120627300.8U patent/CN214477223U/en active Active
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| GR01 | Patent grant |