CN220233041U - Yoke and relay thereof - Google Patents

Abstract

The utility model relates to the technical field of relay accessories, in particular to a yoke and a relay thereof, which comprise a relay shell, wherein a relay base is fixedly arranged at the bottom of the relay shell, a plurality of connecting pins are embedded at the bottom of the relay base, a mounting base plate is fixedly arranged at one side of the top of the relay base, a mounting frame is arranged at the top of the mounting base plate, an armature is arranged at the bottom of the mounting frame, the top of the mounting frame is provided with the yoke, a sleeving part is arranged on the yoke, a coil is sleeved on the sleeving part, and a guide post is fixedly arranged at the top of the mounting base plate. The yoke and the relay thereof have the advantages that the whole yoke is U-shaped, one side of the yoke is reduced in width, the coil can be directly sleeved on one side of the yoke, one side of the yoke serves as an iron core of the coil, normal operation of the coil is guaranteed, meanwhile, the combined structure between the yoke and the coil is simplified, and the manufacturing cost is reduced.

Description

Yoke and relay thereof

Technical Field

The utility model relates to the technical field of relay accessories, in particular to a yoke and a relay thereof.

Background

The relay is an electric control device, and is an automatic device that changes the controlled amount by a predetermined step change or changes the on/off state of a controlled circuit when the input amount (excitation amount) reaches a predetermined value. The relay is generally composed of an electromagnet, a spring, an electrical contact and the like, is used for protecting devices, automatic control systems and electrical appliances in communication equipment, is generally used for transmitting signals and simultaneously controlling a plurality of circuits, and can also be directly used for controlling a small-capacity motor or other electrical actuating elements.

Patent application number CN202122643656.3 discloses a monostable relay capable of resisting extra-large short-circuit current, wherein a first coil frame, an armature, a first coil, an iron core, a first yoke, a bottom plate, a movable lead-out pin, a second coil frame, a second yoke, a second coil, a movable reed component and other components are arranged, wherein an iron core matched with the coil is arranged on the yoke, when the coil is installed, the iron core is required to be installed on the yoke in advance, then the coil is installed on the iron core, the operation is complex, the manufacturing cost is increased, in addition, the yoke is installed in the relay through a structure such as a screw, the disassembly is time-consuming and labor-consuming, and the difficulty of coil installation is further increased, so that we propose a yoke and a relay thereof to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a yoke and a relay thereof, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a yoke and relay thereof, includes relay shell, relay shell's bottom fixed mounting has relay base, and the bottom of relay base is inlayed and is had a plurality of connection contact pins, one side fixed mounting at relay base top has mounting plate, and mounting plate's top is provided with the mounting bracket, the bottom of mounting bracket is provided with armature, the top of mounting bracket is provided with the yoke, be provided with the cover portion on the yoke, and the cover is equipped with the coil on the cover portion, mounting plate's top fixed mounting has the guide post, and the outside movable sleeve of guide post has the location fixture block, but the location fixture block joint is in the tip of mounting bracket, yoke.

Preferably, two groups of supporting legs are welded at the bottom of the mounting frame and are positioned at two sides of the armature, and the supporting legs are fixedly connected with the mounting bottom plate.

Preferably, the shape of the mounting frame is L, a plurality of positioning columns matched with the yoke are welded on the vertical edge of the mounting frame, and positioning holes matched with the positioning columns are formed in the yoke.

Preferably, the yoke is U-shaped, the bottom of the yoke contacts with the horizontal edge of the mounting frame, the width of the sleeving part is one half to one third of the width of the other vertical edge of the yoke, and the coil and the sleeving part are in a close fit state.

Preferably, the number of the guide posts is two, and a step surface matched with the positioning clamping block is arranged above the guide posts.

Preferably, the compression spring is movably sleeved outside the guide post, and the compression spring is positioned above the positioning clamping block.

The utility model provides a yoke and a relay thereof, which have the following beneficial effects:

1. the yoke and the relay thereof have the advantages that the whole yoke is U-shaped, one side of the yoke is reduced in width, the coil can be directly sleeved on one side of the yoke, one side of the yoke serves as an iron core of the coil, normal operation of the coil is guaranteed, meanwhile, the combined structure between the yoke and the coil is simplified, and the manufacturing cost is reduced.

2. This yoke and relay thereof is spacing to the yoke through the reference column to apply the elasticity to the location fixture block through compression spring, make location fixture block joint at yoke, mounting bracket tip, guarantee the stability after the yoke installation, the pulling location fixture block is removed the restriction to the yoke, can realize the dismantlement to the yoke, and the whole dismouting of yoke is simple and convenient, reduces the installation degree of difficulty of yoke and coil.

Drawings

FIG. 1 is a schematic diagram of the overall assembled structure of the present utility model;

FIG. 2 is a schematic view of the top of the mounting base plate of the present utility model;

FIG. 3 is a schematic view of the structure of the bottom of the mounting frame of the present utility model;

FIG. 4 is a schematic side view of the mounting bracket of the present utility model;

fig. 5 is a schematic view showing the structure of the installation position of the yoke of the present utility model.

In the figure: 1. a relay housing; 2. a relay base; 3. connecting pins; 4. a mounting base plate; 5. a mounting frame; 6. support legs; 7. a yoke; 8. a sleeving part; 9. a coil; 10. a guide post; 11. positioning a clamping block; 12. a compression spring; 13. an armature; 14. and positioning columns.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides a yoke and relay thereof, including relay shell 1, relay shell 1's bottom fixed mounting has relay base 2, and relay base 2's bottom is inlayed and is had a plurality of connection contact pin 3, one side fixed mounting at relay base 2 top has mounting plate 4, and mounting plate 4's top is provided with mounting bracket 5, mounting bracket 5's vertical limit can be as the mating surface of yoke 7 installation, the horizontal limit can provide the support for yoke 7, mounting bracket 5's bottom is provided with armature 13, mounting bracket 5's top is provided with yoke 7, be provided with suit portion 8 on the yoke 7, and suit portion 8 is last to be equipped with coil 9, reduce the width of a vertical limit of yoke 7, can be directly with coil 9 suit on one side of yoke 7, with a vertical limit of yoke 7 acts as the iron core of coil 9, guarantee coil 9's normal work, the structure of combination between yoke 7, manufacturing cost has been reduced simultaneously, mounting plate 4's top fixed mounting has guide post 10, and guide post 10's outside movable sleeve has location fixture 11, location fixture 11 can carry out at the guide post 10 under the guide post 10 on guide post 11, can be guaranteed that location fixture 11 can be outside fixture 11 is through the guide post 11, location fixture 11 is realized at the end portion 11, location fixture 11 is accurate, location fixture 11 is realized at the end portion of installation fixture 11 through the guide post 11, location fixture 11 is guaranteed.

Referring to fig. 3, two groups of support legs 6 are welded at the bottom of the mounting frame 5, the two groups of support legs 6 are located at two sides of the armature 13, the support legs 6 are fixedly connected with the mounting base plate 4, the mounting frame 5 is mounted at the top of the mounting base plate 4 through the support legs 6, stability of the mounting frame 5 after mounting is guaranteed, meanwhile, the mounting frame 5 can be overhead, and mounting and action space of the armature 13 is reserved at the bottom of the mounting frame 5.

Referring to fig. 4 and 5, the shape of the mounting frame 5 is L, the vertical edge of the mounting frame 5 can be used as a matching surface for mounting the yoke 7, the horizontal edge can provide support for the yoke 7, a plurality of positioning columns 14 matched with the yoke 7 are welded on the vertical edge of the mounting frame 5, positioning holes matched with the positioning columns 14 are formed in the yoke 7, when the yoke 7 is mounted, the yoke 7 is positioned by combining the positioning columns 14 with the positioning holes, and is locked by a positioning clamping block 11, the stability of the yoke 7 after being mounted is ensured, the whole yoke 7 is U-shaped, the bottom of the yoke 7 is contacted with the horizontal edge of the mounting frame 5, the width of the sleeving part 8 is one half to one third of the width of the other vertical edge of the yoke 7, the width of one vertical edge of the yoke 7 is reduced, the coil 9 can be directly sleeved on one side of the yoke 7, one vertical edge of the yoke 7 serves as the iron core of the coil 9, ensuring the normal work of the coil 9, ensuring the tightness of the coil 9 after being installed on the yoke 7 due to the tight fit state between the coil 9 and the sleeving part 8, preventing the coil 9 from accidentally falling off, ensuring the number of the guide posts 10 to be two groups, ensuring the positioning clamping blocks 11 to slide up and down outside the guide posts 10, guiding the guide posts 10, ensuring the positioning clamping blocks 11 to be clamped at the end parts of the mounting frame 5 and the yoke 7 accurately, providing a step surface matched with the positioning clamping blocks 11 above the guide posts 10, limiting the positioning clamping blocks 11 through the step surface, preventing the positioning clamping blocks 11 from excessively moving downwards due to the elastic force of the compression springs 12, ensuring the positioning clamping blocks 11 to be capable of moving downwards on the mounting frame 5 due to the elastic force of the compression springs 12, and ensuring the positioning clamping blocks 11 to apply the elastic force to the positioning clamping blocks 11 through the compression springs 12, wherein the compression springs 12 are positioned above the positioning clamping blocks 11, the yoke 7 is stably clamped.

To sum up, this yoke and relay thereof, during the use, through the locating column 14 and the locating hole location on the yoke 7, with yoke 7 joint on mounting bracket 5, apply elasticity to location fixture 11 through compression spring 12, make location fixture 11 joint at mounting bracket 5, yoke 7 tip, realize the quick stable installation to yoke 7, with coil 9 suit in suit portion 8, coil 9 and suit portion 8 are the close-fitting state, with one side of yoke 7 acts as the iron core of coil 9, make coil 9 can normally work, when need dismantle to yoke 7, pulling location fixture 11 shifts up, make location fixture 11 break away from the joint to mounting bracket 5, yoke 7, release the restriction to yoke 7, dismantle to yoke 7, can.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a yoke and relay thereof, includes relay shell (1), relay base (2) are installed to the bottom fixed mounting of relay shell (1), and the bottom of relay base (2) is inlayed and is had a plurality of connection contact pins (3), its characterized in that: one side fixed mounting at relay base (2) top has mounting plate (4), and the top of mounting plate (4) is provided with mounting bracket (5), the bottom of mounting bracket (5) is provided with armature (13), the top of mounting bracket (5) is provided with yoke (7), be provided with suit portion (8) on yoke (7), and the cover is equipped with coil (9) on suit portion (8), the top fixed mounting of mounting plate (4) has guide post (10), and the outside movable sleeve of guide post (10) is equipped with location fixture block (11), but location fixture block (11) joint in the tip of mounting bracket (5), yoke (7).

2. A yoke and a relay thereof according to claim 1, wherein: two groups of supporting legs (6) are welded at the bottom of the mounting frame (5), the two groups of supporting legs (6) are located at two sides of the armature (13), and the supporting legs (6) are fixedly connected with the mounting bottom plate (4).

3. A yoke and a relay thereof according to claim 1, wherein: the shape of mounting bracket (5) is "L", a plurality of reference columns (14) of cooperation with yoke (7) are welded on the vertical edge of mounting bracket (5), set up on yoke (7) with reference column (14) complex locating hole.

4. A yoke and a relay thereof as defined in claim 3, wherein: the whole yoke (7) is U-shaped, the bottom of yoke (7) contacts with the horizontal edge of mounting bracket (5), the width of suit portion (8) is half to one third of the width of another vertical edge of yoke (7), be close-fitting state between coil (9) and suit portion (8).

5. A yoke and a relay thereof according to claim 1, wherein: the number of the guide posts (10) is two, and a step surface matched with the positioning clamping block (11) is arranged above the guide posts (10).

6. A yoke and a relay thereof as defined in claim 5, wherein: the outside of the guide post (10) is movably sleeved with a compression spring (12), and the compression spring (12) is positioned above the positioning clamping block (11).