CN219497673U - Connection structure of movable spring and base and electromagnetic relay thereof - Google Patents
Connection structure of movable spring and base and electromagnetic relay thereof Download PDFInfo
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- CN219497673U CN219497673U CN202320370439.8U CN202320370439U CN219497673U CN 219497673 U CN219497673 U CN 219497673U CN 202320370439 U CN202320370439 U CN 202320370439U CN 219497673 U CN219497673 U CN 219497673U
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- movable spring
- movable
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- base
- out sheet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a connection structure of a movable spring and a base and an electromagnetic relay thereof, comprising the movable spring and the base; the movable spring comprises a movable spring piece and a movable spring leading-out piece; one end of the movable reed is connected with the movable contact, and the other end of the movable reed is fixedly connected with one end of the movable reed leading-out sheet and is in a V shape; the other end of the movable spring leading-out sheet is provided with a leading-out connecting part; the base is provided with a slot; the outer end of the connecting part of one end of the movable spring leading-out sheet and the other end of the movable spring is matched in the slot of the base, the slot of the base is provided with a positioning convex rib, the positioning convex rib is propped against one surface of the outer end of one end of the movable spring leading-out sheet, and the surface is one surface of the movable spring leading-out sheet facing the movable spring; the utility model utilizes the thinning structure to reduce the material thickness dispersion difference of the movable spring leading-out sheet, and improves the clamping reliability, thereby improving the positioning precision of the movable spring leading-out sheet.
Description
Technical Field
The utility model relates to the technical field of relays, in particular to a connecting structure of a movable spring and a base and an electromagnetic relay thereof.
Background
The magnetic latching relay is generally composed of a magnetic circuit system, a contact system, a pushing mechanism and a base. The magnetic circuit system generally consists of two basically symmetrical magnetic circuits, and comprises a static magnetizer part, a movable magnetizer part and a coil, the contact system comprises a movable spring part and a static spring part, and the pushing mechanism mainly comprises a pushing card. The relay coil is connected with forward pulse voltage, the magnetic circuit system works to push the card to push the movable spring part to enable the movable contact of the movable spring part to be in contact with the static contact of the static spring part, the relay acts, the coil is connected with reverse pulse voltage, the magnetic circuit system works to push the card to push the movable spring part to enable the movable contact of the movable spring part to be disconnected with the static contact of the static spring part, and the relay is reset. In the connecting structure between the movable spring part and the base of the magnetic latching relay in the prior art, when the movable spring part is matched with the slot of the base, the convex rib of the slot of the base is used as a positioning reference surface to prop against the distance position of one end of the movable spring leading-out sheet; and a protrusion bud is further arranged at the distance of one end of the movable spring leading-out sheet along the other side of the thickness of the movable spring leading-out sheet, and the movable spring leading-out sheet is in interference fit with the slot of the base through the protrusion bud. By the structure, accumulated tolerance caused by a plurality of parts in the prior art can be avoided, and therefore the positioning precision of the movable spring leading-out sheet is improved. However, the structure has the problem that the assembly is too loose or too tight in actual use due to the dispersion difference of the thickness of the metal piece, and the positioning precision cannot be ensured.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a connecting structure of a movable spring and a base and an electromagnetic relay thereof.
The technical scheme adopted for solving the technical problems is as follows: a connection structure of a movable spring and a base comprises the movable spring and the base; the movable spring comprises a movable spring piece and a movable spring leading-out piece; one end of the movable reed is connected with the movable contact, and the other end of the movable reed is fixedly connected with one end of the movable reed leading-out sheet and is in a V shape; the other end of the movable spring leading-out sheet is provided with a leading-out connecting part; the base is provided with a slot; the method is characterized in that: the outer end of the connecting part of one end of the movable spring leading-out sheet and the other end of the movable spring is matched in the slot of the base, the slot of the base is provided with a positioning convex rib, the positioning convex rib is propped against one surface of the outer end of one end of the movable spring leading-out sheet, and the surface is one surface of the movable spring leading-out sheet facing the movable spring; a thinning structure is arranged in one face of the outer end of one end of the movable spring leading-out sheet, so that the thickness dispersion difference of the movable spring leading-out sheet is reduced by the aid of the thinning structure, and clamping reliability is improved.
And a protrusion bud for interference fit is arranged on the other surface of the thinning structure corresponding to the movable spring leading-out piece in the base slot.
One end of the movable spring leading-out sheet is also provided with a step structure at the inner end of the connection part with the other end of the movable spring, and the inner side section of the connection part of the other end of the movable spring and the movable spring leading-out sheet is propped against the step structure.
The thicknesses of the movable spring leading-out sheets of the upper step and the lower step of the step structure are consistent.
The socket part of the slot of the base is also provided with an inclined plane so as to facilitate the insertion of the leading-out sheet of the guide spring.
One end of the movable spring leading-out sheet and the other end of the movable spring leading-out sheet are bent into an approximate L shape.
In the movable reed, a U-shaped bent part is further arranged between the connecting part of the movable reed and the movable contact fixing part, and the U-shaped opening faces the movable reed.
The movable reed is formed by overlapping a plurality of reeds.
An electromagnetic relay comprising the connection structure of the moving spring and the base according to any one of the above.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model adopts the structure that the outer end of the connecting part of one end of the movable spring leading-out sheet and the other end of the movable spring is matched in the slot of the base, the slot of the base is provided with the positioning convex rib, the positioning convex rib is propped against one surface of the outer end of one end of the movable spring leading-out sheet, and the surface is one surface of the movable spring leading-out sheet facing the movable spring; a thinning structure is arranged in one face of the outer end of one end of the movable spring leading-out sheet, so that the thickness dispersion difference of the movable spring leading-out sheet is reduced by the aid of the thinning structure, and clamping reliability is improved. According to the structure, the movable spring leading-out sheet is matched with the base through the slots and the positioning convex ribs arranged on the slots, and the movable spring leading-out sheet is thinned at a local position where the movable spring leading-out sheet needs to be positioned, so that the material thickness dispersion difference of the movable spring leading-out sheet is reduced, and the clamping reliability is improved. And stagger the structure of drawing down that will extend and movable reed and set up, the electric current can not flow through the structure of drawing down, and direct driven reed and leading-out piece junction circulation, this setting only is to the local position drawing down, need not to carry out the processing of drawing down with whole movable reed leading-out piece 12, has guaranteed the material thickness of movable reed leading-out piece body, neither influences current-carrying and radiating effect, still further has set up the scattered difference, improves base and leading-out piece complex precision.
2. The utility model adopts the movable spring leading-out sheet, wherein the inner end of the connecting part with the other end of the movable spring is also provided with a step structure, and the inner side section of the connecting part with the movable spring leading-out sheet at the other end of the movable spring is propped against the step structure. According to the structure, when the movable reed moves up and down, the movable reed can perform sector movement by taking the step structure as the supporting point, if the step structure is not provided, the supporting point can be transferred along with the sector movement, so that the counter force of the movable reed is changed, when the step structure is provided, the supporting point is invariable, the movable reed moving supporting point is fixed when the step structure is provided, the counter force dispersion of the movable reed is small, and therefore the force transmitted to the end part of the movable reed leading-out sheet by the movable reed counter force is uniform, and the matching positioning precision of the base and the leading-out sheet is further improved.
3. The socket part of the slot of the base is also provided with an inclined plane. The structure of the utility model can lead the movable spring to be automatically aligned when being preassembled, is easy and labor-saving to assemble, and can also effectively prevent scraping.
The utility model is described in further detail below with reference to the drawings and examples; however, the connecting structure of the movable spring and the base and the electromagnetic relay thereof are not limited to the embodiment.
Drawings
FIG. 1 is a front view of a movable spring lead-out tab of an embodiment of a connecting structure of a movable spring and a base of the present utility model;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a front view showing a connection of a movable spring pull-out piece and a movable spring piece of an embodiment of a connection structure of the movable spring and a base of the present utility model;
FIG. 4 is an enlarged schematic view at B in FIG. 3;
fig. 5 is a partial configuration schematic diagram of an electromagnetic relay of an embodiment of the present utility model;
fig. 6 is an enlarged schematic view at C in fig. 5.
Detailed Description
Examples
Referring to fig. 1 to 6, a connecting structure of a movable spring and a base of the present utility model includes a movable spring 1 and a base 2; the movable spring comprises a movable spring 11 and a movable spring leading-out sheet 12; one end of the movable spring 11 (i.e. the right end of the movable spring) is connected with the movable contact 13, and the other end of the movable spring 11 (i.e. the left end of the movable spring) is fixedly connected with one end of the movable spring leading-out sheet 12 (i.e. the left end of the movable spring leading-out sheet) and is in a V shape; the other end of the moving spring extension piece 12 is provided with an extension connection part 121; the base 2 is provided with a slot 21; the outer end of the connection part of one end of the movable spring leading-out sheet 12 and the other end of the movable spring 11 is matched in the slot 21 of the base 2, the slot 21 of the base 2 is provided with a positioning convex rib 211, the positioning convex rib 211 is abutted against one surface of the outer end of one end of the movable spring leading-out sheet 12, and the surface is one surface of the movable spring leading-out sheet 12 facing the movable spring 11; a thinning structure 122 is arranged in one surface of the outer end of one end of the movable spring leading-out sheet 12, so that the thickness dispersion of the movable spring leading-out sheet is reduced by using the thinning structure 122, and the clamping reliability is improved.
In this embodiment, the slot 21 of the base 2 is provided with a protrusion 212 for interference fit on the other surface of the thinned structure 122 corresponding to the movable spring extension piece 12.
In this embodiment, one end of the movable spring lead-out tab 12 is further provided with a step structure 123 at an inner end of a connection portion with the other end of the movable spring 11, and an inner side section 112 of the connection portion with the movable spring lead-out tab 12 at the other end of the movable spring 11 abuts against the step structure 123.
In this embodiment, the thicknesses of the moving spring leading-out pieces 12 of the upper and lower steps of the step structure 123 are uniform.
In this embodiment, the socket portion of the slot 21 of the base 2 is further provided with inclined planes, that is, inclined planes 2111 and 2121 are respectively provided on the positioning rib 211 and the protrusion bud 212, so as to facilitate the insertion of the guide spring lead-out piece.
In this embodiment, one end of the moving spring lead-out piece 12 and the other end of the moving spring lead-out piece 12 (i.e., the right end of the moving spring lead-out piece) are bent into a substantially L-shape. One end of the movable spring lead-out piece 12 is further provided with a connecting convex part 124 at the inner end of the connecting part with the other end of the movable spring 11, and the other end of the movable spring 11 is fixedly connected with the connecting convex part 124 of the movable spring lead-out piece 12 through riveting.
In this embodiment, in the movable contact 11, a U-shaped 113 is further formed between the connection portion with the movable contact lead-out tab 12 and the fixed portion of the movable contact 13, and the U-shaped opening faces the movable contact lead-out tab 12.
In this embodiment, the movable spring 11 is formed by overlapping a plurality of spring plates.
An electromagnetic relay of the present utility model includes the connection structure of the moving spring and the base described in the above embodiment. The relay is characterized by further comprising a static spring 31, a static contact 32, a magnetic circuit part 4, a pushing card 5 and an armature assembly 6, wherein the first armature, the second armature and the magnetic steel of the armature assembly 6 are combined into an integral piece of an I-shaped structure through plastic pieces, yokes 41 of the magnetic circuit part 4 are matched with openings on two sides of the I-shaped structure of the armature assembly 6, the static contact 32 is fixed at one end of the static spring 31, the other end of the static spring 31 is usually used as a leading-out part and extends out of a shell of the relay, the other end of a movable spring leading-out sheet 12 is also used as a leading-out part and extends out of the shell of the relay, the movable contact 13 is matched with the static contact 32, the armature assembly 6 is matched with one end of the pushing card 5 through a plastic pushing arm 61, and the other end of the pushing card 5 is matched with the movable spring 11.
The utility model relates to a connecting structure of a movable spring and a base and an electromagnetic relay thereof, wherein one end of a movable spring leading-out sheet 12 is matched with an outer end of a connecting part with the other end of the movable spring 11 in a slot 21 of the base 2, the slot 21 of the base 2 is provided with a positioning convex rib 211, the positioning convex rib 211 is abutted against one surface of the outer end of one end of the movable spring leading-out sheet 12, and the surface is one surface of the movable spring leading-out sheet 12 facing the movable spring 11; a thinning structure 122 is arranged in one surface of the outer end of one end of the movable spring leading-out sheet 12, so that the thickness dispersion of the movable spring leading-out sheet is reduced by using the thinning structure 122, and the clamping reliability is improved. According to the structure, the movable spring leading-out sheet is matched with the base through the slots and the positioning convex ribs arranged on the slots, and the movable spring leading-out sheet is thinned at a local position where the movable spring leading-out sheet needs to be positioned, so that the material thickness dispersion difference of the movable spring leading-out sheet is reduced, and the clamping reliability is improved. And stagger the structure of drawing a thin with movable reed that will extend and set up, the electric current can not flow through the structure of drawing a thin, and direct driven reed and leading-out piece junction circulation, this setting only is to the local position drawing a thin, need not to draw a thin the processing with whole movable reed leading-out piece 12, has guaranteed the material thickness of movable reed leading-out piece body, does not influence current-carrying and radiating effect promptly, still further has set up the scattered difference, improves base and leading-out piece complex precision.
The utility model relates to a connecting structure of a movable spring and a base and an electromagnetic relay thereof, wherein a step structure 123 is further arranged at the inner end of a connecting part with the other end of a movable spring leading-out sheet 12, the thickness of the movable spring leading-out sheet of an upper step and a lower step of the step structure 123 is consistent, and an inner side section 112 of the connecting part of the other end of the movable spring 11 with the movable spring leading-out sheet 12 is propped against the step structure 123. According to the structure, when the movable reed moves up and down, the movable reed can perform sector movement by taking the step structure as the supporting point, if the step structure is not provided, the supporting point can be transferred along with the sector movement, so that the counter force of the movable reed is changed, when the step structure is provided, the supporting point is invariable, the movable reed moving supporting point is fixed when the step structure is provided, the counter force dispersion of the movable reed is small, and therefore the force transmitted to the end part of the movable reed leading-out sheet by the movable reed counter force is uniform, and the matching positioning precision of the base and the leading-out sheet is further improved.
The utility model relates to a connecting structure of a movable spring and a base and an electromagnetic relay thereof, wherein an inclined plane is further arranged at a socket part of a slot 21 of the base 1. The structure of the utility model can lead the movable spring to be automatically aligned when being preassembled, is easy and labor-saving to assemble, and can also effectively prevent scraping.
The foregoing is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or be modified to equivalent embodiments, without departing from the scope of the technology. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.
Claims (9)
1. A connection structure of a movable spring and a base comprises the movable spring and the base; the movable spring comprises a movable spring piece and a movable spring leading-out piece; one end of the movable reed is connected with the movable contact, and the other end of the movable reed is fixedly connected with one end of the movable reed leading-out sheet and is in a V shape; the other end of the movable spring leading-out sheet is provided with a leading-out connecting part; the base is provided with a slot; the method is characterized in that: the outer end of the connecting part of one end of the movable spring leading-out sheet and the other end of the movable spring is matched in the slot of the base, the slot of the base is provided with a positioning convex rib, the positioning convex rib is propped against one surface of the outer end of one end of the movable spring leading-out sheet, and the surface is one surface of the movable spring leading-out sheet facing the movable spring; a thinning structure is arranged in one face of the outer end of one end of the movable spring leading-out sheet, so that the thickness dispersion difference of the movable spring leading-out sheet is reduced by the aid of the thinning structure, and clamping reliability is improved.
2. The connecting structure of the movable spring and the base according to claim 1, wherein: and a protrusion bud for interference fit is arranged on the other surface of the thinning structure corresponding to the movable spring leading-out piece in the base slot.
3. The connecting structure of the movable spring and the base according to claim 1, wherein: one end of the movable spring leading-out sheet is also provided with a step structure at the inner end of the connection part with the other end of the movable spring, and the inner side section of the connection part of the other end of the movable spring and the movable spring leading-out sheet is propped against the step structure.
4. A connecting structure of a movable spring and a base according to claim 3, wherein: the thicknesses of the movable spring leading-out sheets of the upper step and the lower step of the step structure are consistent.
5. The connecting structure of a movable spring and a base according to claim 1 or 2, wherein: the socket part of the slot of the base is also provided with an inclined plane so as to facilitate the insertion of the leading-out sheet of the guide spring.
6. The connecting structure of the movable spring and the base according to claim 1, wherein: one end of the movable spring leading-out sheet and the other end of the movable spring leading-out sheet are bent into an approximate L shape.
7. The connecting structure of the movable spring and the base according to claim 1, wherein: in the movable reed, a U-shaped bent part is further arranged between the connecting part of the movable reed and the movable contact fixing part, and the U-shaped opening faces the movable reed.
8. The connecting structure of the movable spring and the base according to claim 7, wherein: the movable reed is formed by overlapping a plurality of reeds.
9. An electromagnetic relay, characterized in that: comprising a connecting structure of a moving spring and a base according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320370439.8U CN219497673U (en) | 2023-03-02 | 2023-03-02 | Connection structure of movable spring and base and electromagnetic relay thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320370439.8U CN219497673U (en) | 2023-03-02 | 2023-03-02 | Connection structure of movable spring and base and electromagnetic relay thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219497673U true CN219497673U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320370439.8U Active CN219497673U (en) | 2023-03-02 | 2023-03-02 | Connection structure of movable spring and base and electromagnetic relay thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219497673U (en) |
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2023
- 2023-03-02 CN CN202320370439.8U patent/CN219497673U/en active Active
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