CN210040080U

CN210040080U - Relay assembly convenient to automatic dress pushes away card

Info

Publication number: CN210040080U
Application number: CN201921107467.0U
Authority: CN
Inventors: 刘桐; 白玉凯; 王益忠
Original assignee: Ningbo Remit Electrical Appliance Co Ltd
Current assignee: Ningbo Remit Electrical Appliance Co Ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-02-07
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a relay assembly convenient to automatic dress promotes card, including the coil former, the coil former outside is equipped with the shell, coil former one side is equipped with the spool, and the spool center is equipped with the iron core, the coil former is close to spool one side and is equipped with the pin, and the opposite side is equipped with armature, the coil former is kept away from spool one side and is equipped with movable spring and quiet spring, the coil former top is equipped with and promotes the card, it just is equipped with the through-hole to moving the spring position to promote the card, it is equipped with first flexion to move the spring upper end, it is equipped with the protruding muscle that is used for restricting first flexion lateral shifting to promote the card, it is equipped with the second flexion that the restriction. The utility model discloses increase the second flexion at the movable spring head, rely on promotion card thickness and first flexion width to carry on spacingly to leave great clearance, make the assembly space big, the nothing is scraped and is inserted the hidden danger, and the assembly is simple, does benefit to automated production, improves production efficiency, saves manufacturing cost, improves product assembly uniformity.

Description

Relay assembly convenient to automatic dress pushes away card

Technical Field

The utility model belongs to a relay subassembly specifically is a relay subassembly convenient to automatic dress promotes card.

Background

The AC5 series relays are widely used in the communication field and the industrial automation control field, customer groups have higher requirements on product consistency and product quality stability, and higher requirements are provided for the product consistency and stability and the product rectification automation assembly degree.

The correct assembly of the pushing clamp and the movable spring in the product is a more complex problem for relay manufacturers, the traditional structure is more complex in pushing the clamp positioning column 16 to be assembled into the movable spring hole 17 (when the pushing clamp is assembled into the movable spring, the pushing clamp positioning column 16 needs to be aligned to the movable spring positioning hole 17, the assembly precision is higher, the movable spring is easy to deform in automatic assembly, and the pushing clamp positioning column 16 is broken), and the assembly is manually performed, so that the efficiency is low, and the cost is high. In the assembly process, because of manual participation, the angle change of the movable spring is large, the one-time qualification rate of the product is low, and the manual repair cost is increased.

An electromagnetic relay (see patent No. 200410048462.7) of the prior art discloses an electromagnetic relay with a simple structure and strong impact resistance, in the invention: one end of the movable spring is provided with a first hook-shaped structure and at least one second hook-shaped structure with the bending direction opposite to that of the first hook-shaped structure, the vertical movement of the movable spring is limited by the matching of the mouth-shaped structure of the pushing clamp and the first hook-shaped structure, and the horizontal movement of the movable spring is limited by the matching of the first hook-shaped structure and the second hook-shaped structure. The invention solves the problem of high assembly precision to a certain extent, but the gap between the pushing clamp and the movable spring is small due to the small mouth-shaped structure of the pushing clamp, so that the automatic assembly difficulty is high, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above problems, a relay assembly convenient for automatically loading a push card is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a relay subassembly convenient to automatic dress pushes away card, includes the coil former, its characterized in that: coil former one side is provided with the spool center is provided with the iron core, the coil former is close to spool one side and is provided with the pin, and the opposite side is provided with armature, one side that the spool was kept away from to the coil former is provided with movable spring and follows quiet spring, the coil former top is provided with the promotion card, it is just being equipped with the through-hole to move the spring position to promote the card, it is equipped with to run through to move the spring upper end the through-hole extends to the first flexion of pushing the card upper end, it is equipped with the protruding muscle that is used for restricting first flexion lateral shifting to promote the card, it is equipped with the second flexion.

Preferably, the two ribs are in a group and are respectively positioned at two sides of the first bending part, and a gap is arranged between the first bending part and the ribs. The flexible assembling device has the beneficial effects that the gap is large, the hidden danger of scraping and inserting is avoided, and the flexible assembling can be realized.

Preferably, at least one of the second bending parts is positioned at the lower side of the pushing card, and a gap is arranged between the second bending part and the pushing card. The beneficial effects are that the clearance is great, and the mountable space is great, and automated production is more easily.

Preferably, the first bending part and the second bending part are both provided with arc-shaped chamfers. The beneficial effects are compared in right angle chamfer, and arc chamfer does not have the scraping hidden danger, and the assembly is more smooth, the installation of being convenient for.

Preferably, the static spring is provided with a static contact point, the dynamic spring is provided with a dynamic contact point, and the control method has the beneficial effect that the on-off of the circuit can be controlled by setting the mutual contact and separation of the static contact point and the dynamic contact point.

Preferably, there are two terminal pins, all run through the coil former, and beneficial effect is through setting up 2 terminal pins and connecting the spool, and one connects the positive pole, and one connects the negative pole, realizes the circular telegram return circuit.

Compared with the prior art, the beneficial effects of the utility model are that: the pushing card of the utility model is directly installed, so that the movable spring is matched with the pushing card, a larger gap is reserved, the hidden danger of scraping and inserting is avoided, and the flexible assembly can be realized; and simultaneously the utility model discloses a relay subassembly is simple, does benefit to automated production, improves production efficiency, saves manufacturing cost, improves product assembly uniformity.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the push card of the present invention.

FIG. 3 is a schematic structural view of the movable spring of the present invention;

FIG. 4 is a schematic diagram of a conventional push card;

fig. 5 is a schematic structural view of a conventional movable spring.

In the figure: 1. a bobbin; 2. a movable spring; 3. a movable contact point; 4. pushing the card; 5. a stationary contact point; 6. an armature; 7. a static spring; 8. a bobbin; 9. an iron core; 10. a terminal pin; 11. a rib is protruded; 12. a through hole; 13. a first curved portion; 14. a second curved portion; 15. the traditional structure pushes the card positioning column; 16. the traditional structure movable spring hole.

Detailed Description

The first embodiment is as follows:

the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a relay assembly convenient for automatic push card installation comprises a coil frame 1, a bobbin 8 is arranged on one side of the coil frame, an iron core 9 is arranged in the center of the bobbin 8, two terminal pins 10 are arranged on one side of the coil frame 1 close to the bobbin 8, and both the two terminal pins 10 penetrate through the coil frame 1, and the relay assembly is connected with the bobbin 8 by 2 terminal pins 10, wherein one terminal pin is connected with a positive electrode, and the other terminal pin is connected with a negative electrode, so that a power-on loop is realized; the other side is provided with an armature 6, one side of the coil frame 1, which is far away from the bobbin 9, is provided with a movable spring 2 and a static spring 7, the static spring 7 is riveted with a static contact point 5, the movable spring 2 is riveted with a movable contact point 3, and the relay assembly controls the on-off of a circuit by setting the mutual contact and separation of the static contact point 5 and the movable contact point 3; the top end of the coil rack 1 is provided with a push card 4, the push card 4 is provided with a through hole 12 opposite to the position of the movable spring 2, the upper end of the movable spring 2 is provided with a first bending part 13 which penetrates through the through hole 12 and extends to the upper end of the push card 4, the push card 4 is provided with a convex rib 11 for limiting the transverse movement of the first bending part 13, two convex ribs 11 are in a group and are respectively positioned at two sides of the first bending part 14, a larger gap is arranged between the first bending part 14 and the convex rib 11, the purpose of flexible assembly is achieved by arranging the gap to avoid scraping and inserting hidden danger; the movable spring 2 is provided with at least one second bending part 14 for limiting the longitudinal movement of the movable spring 2, the second bending part 14 is positioned at the lower side of the pushing clamp 4, a gap is formed between the second bending part 14 and the pushing clamp 4, and the purposes of large assembly space and easiness in realization of automatic production are achieved by arranging the gap; first flexion 13 and second flexion 14 all are equipped with the arc chamfer, and this kind of relay subassembly reaches no scraping hidden danger through the arc chamfer that sets up first flexion and second flexion, assembles more smoothly, the purpose of the installation of being convenient for.

The installation step of the part assembly: firstly, a terminal pin 10 is inserted into a coil rack 1, then an iron core 9 is inserted into the coil rack 1, then an enameled wire on a bobbin 8 is wound on the coil rack 1, then a movable contact point 3 is riveted on the movable spring 2, a static contact point 5 is riveted on a static spring 7, then the movable spring 2 and the static spring 7 are inserted into the coil rack 1, then an armature 6 and a pushing card 4 are installed into the coil rack 1, finally, a shell is covered, laser marking is carried out, and installation is completed.

The working principle of the relay assembly is as follows: the bobbin 8 is electrified, under the action of a bobbin magnetic field, the iron core 9 attracts the armature 6 to move, the armature 6 drives the pushing clamp 4, the pushing clamp 4 drives the movable spring 2 to move towards the bobbin 8, the movable contact point 3 and the static contact point 5 are closed, and the conduction of a control circuit is realized.

The utility model discloses increasing second flexion 14 at the movable spring head, relying on 4 thickness of propelling movement card and 13 width of first flexion to carry on spacingly, leaving great clearance for the assembly space is great, does not have to scrape and inserts the hidden danger, can realize flexible assembly, and relay assembly is simple, does benefit to automated production, improves production efficiency, saves manufacturing cost, improves the product assembly uniformity.

Example two:

the difference of this example from example 1 is that:

the direction of the second bending part 14 of the movable spring is perpendicular to the first bending part 14 and bends towards two sides, the second bending part 14 is located on the lower side of the convex rib 11, the longitudinal movement of the movable spring 2 is limited by the thickness of the push clamp 4 and the position of the convex rib 11, and the effect of automatically assembling the push clamp 4 is achieved.

Claims

1. A relay assembly for facilitating automatic loading of push cards, comprising a coil former (1), characterized in that: a bobbin (8) is arranged on one side of the coil rack (1), an iron core (9) is arranged in the center of the bobbin (8), one side of the coil rack (1) close to the bobbin (8) is provided with a terminal pin (10), the other side is provided with an armature (6), one side of the coil rack (1) far away from the bobbin (8) is provided with a movable spring (2) and a static spring (7), the top end of the coil rack (1) is provided with a pushing clamp (4), the position of the pushing clamp (4) opposite to the movable spring (2) is provided with a through hole (12), the upper end of the movable spring (2) is provided with a first bending part (13) which penetrates through the through hole (12) and extends to the upper end of the pushing clamp (4), the push card (4) is provided with a convex rib (11) used for limiting the transverse movement of the first bending part (13), the movable spring (2) is provided with a second bending part (14) for limiting the longitudinal movement of the movable spring (2).

2. A relay assembly for facilitating automatic loading of a push card according to claim 1, wherein: the two convex ribs (11) are in a group and are respectively positioned on two sides of the first bending part (13), and a gap is formed between the first bending part (13) and the convex ribs (11).

3. A relay assembly for facilitating automatic loading of a push card according to claim 1, wherein: at least one second bending part (14) is arranged on the lower side of the pushing card (4), and a gap is formed between the second bending part (14) and the pushing card (4).

4. A relay assembly for facilitating automatic loading of a push card according to claim 1, wherein: the first bending portion (13) and the second bending portion (14) are provided with arc-shaped chamfers.

5. A relay assembly for facilitating automatic loading of a push card according to claim 1, wherein: the static spring (7) is provided with a static contact point (5), and the movable spring (2) is provided with a movable contact point (3).

6. A relay assembly for facilitating automatic loading of a push card according to claim 1, wherein: the two terminal pins (10) penetrate through the coil rack (1).