CN215183743U

CN215183743U - Contactor with DIN guide rail connector

Info

Publication number: CN215183743U
Application number: CN202121474407.XU
Authority: CN
Inventors: 白子寒; 杨成锦; 柯小明
Original assignee: Xiamen Hongfa Electrical Safety and Controls Co Ltd
Current assignee: Xiamen Hongfa Electrical Safety and Controls Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-14
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a contactor with DIN guide rail connector, including contactor body and connector, be equipped with first cooperation structure on the contactor body, the connector includes the supporting component, the supporting component has second cooperation structure and guide rail spout, the supporting component realizes the assembly cooperation with the contactor body through the second cooperation structure is connected with first cooperation structure; the rail sliding groove of the supporting component is used for being assembled on the DIN rail to realize sliding on the DIN rail; therefore, the whole contactor can be assembled on the DIN guide rail in a sliding mode, and the assembly of the single-pole and double-pole alternating current contactor on the DIN guide rail is met. And has the characteristics of simple structure, low cost, easy realization and the like.

Description

Contactor with DIN guide rail connector

Technical Field

The utility model relates to a contactor field, concretely relates to contactor with DIN guide rail connector.

Background

The contactor is a common component used for frequently connecting a breaking circuit in a long distance. The main control object is a motor, and the motor can be used for controlling other electrical loads. The contactor needs to be fixed on a plane when in use, and the common installation mode is installation of an installation hole or installation of a guide rail. However, small-sized single-pole and double-pole contactors generally use a metal bottom plate with mounting holes and cannot be installed by being compatible with guide rails. Meanwhile, the industrial control field has a demand for controlling single-phase loads, such as a single-phase motor, a single-phase heat pump, a single-phase lighting circuit, and the like. But industrial control switch board generally uses DIN guide rail fixed components and parts, and single two poles of earth contactor can not normally install and use generally. The user can only select the contactor installed on three or more guide rails, the cost is high, and the resources are wasted.

SUMMERY OF THE UTILITY MODEL

Therefore, aiming at the defects and shortcomings of the prior art, the utility model provides a contactor with a DIN guide rail connector; the device can be simply and conveniently installed on a DIN guide rail, so that the single-pole and double-pole alternating current contactor can be well compatible to use, and the problems are solved.

In order to achieve the above purpose, the utility model provides a technical scheme as follows:

a contactor with a DIN guide rail connector comprises a contactor body and a connector, wherein a first matching structure is arranged on the contactor body, the connector comprises a supporting component, the supporting component is provided with a second matching structure and a guide rail sliding groove, and the supporting component is connected with the first matching structure through the second matching structure so as to realize the assembly matching with the contactor body; the rail runner of the support member is adapted to fit on a DIN rail to slide on the DIN rail.

Further, the contactor body comprises a functional component and a connecting bottom plate for connecting the functional component, and the first matching structure is formed on the connecting bottom plate.

Furthermore, the second cooperation structure includes that protrusion in the spacing convex part and the elasticity on supporting member surface collude the board, first cooperation structure includes spacing breach and side direction protrusion in the joint lateral wall of functional unit, connect the bottom plate butt on supporting member, spacing convex part cooperates and realizes fixing a position in spacing breach, elasticity colludes the board fixed joint and realizes contactor body and supporting member's fixed Assembly on connecting the joint lateral wall of bottom plate.

Furthermore, the periphery of the limit convex part is also provided with a pressing convex part with the height lower than that of the limit convex part, and the connecting bottom plate is abutted against the pressing convex part and forms a certain gap with the surface of the supporting member.

Furthermore, the supporting component is of a square structure and is provided with two groups of opposite side walls, the limiting convex part is positioned on one group of side walls, and the elastic hook plate is positioned on the other group of side walls.

Furthermore, the guide rail sliding groove is provided with a first limiting side wall and a second limiting side wall which are oppositely arranged, the first limiting side wall is protruded inwards to extend to form a first stop guide, and the second limiting side wall is provided with a sliding block guide groove which is perpendicular to the guide rail sliding groove and is communicated with the guide rail sliding groove; the connector further comprises a sliding block and an elastic piece, the sliding block can be assembled in the sliding block guide groove in a sliding mode, the elastic piece exerts force on the sliding block towards the direction of the guide rail sliding groove, the sliding block extends outwards from one end, facing the guide rail sliding groove, to form a second stopping guide, and the first stopping guide and the second stopping guide limit the DIN guide rail together, so that sliding fit with the DIN guide rail is achieved.

Further, the lateral wall of slider guide way is protruding to extend in the one end that is close to the guide rail spout has the spacing portion of slider, be equipped with on the slider with the spacing portion sliding fit's of slider direction bellying and be used for the butt convex part of butt in the spacing portion of slider, the slider realizes the slip at the slider guide way through the cooperation of direction bellying and the spacing portion of slider, the butt convex part is with the butt of the spacing portion of slider and the gliding maximum position of restriction slider towards the guide rail spout direction.

Furthermore, the slider guide way is still protruding to extend and to have the boss, the mounting hole has been seted up on the slider, the elastic component is the spring, the spring assembly is in the mounting hole, and the one end butt that is close to the guide rail spout is on the slider, and the other end butt is on the boss.

Furthermore, a pressing bump used for abutting against the DIN guide rail is protruded in the guide rail sliding groove.

Further, the support member is a flat plate-shaped structure and has a front surface and a rear surface which are oppositely arranged, the contactor body is assembled on the front surface of the support member, and the guide rail sliding groove is formed in the rear surface of the support member; the supporting member is further provided with a reinforcing structure, and the reinforcing structure comprises a groove sunken in the front surface and a reinforcing boss protruded at the bottom of the guide rail sliding groove.

Through the utility model provides a technical scheme has following beneficial effect:

the structure of addding this support component, support component through second cooperation structure with be connected of first cooperation structure and realize with the assembly cooperation of contactor body, simultaneously, the assembly of the guide rail spout of rethread support component is on the DIN guide rail to realize this whole contactor slidable and assemble on the DIN guide rail, with the assembly that satisfies current unable direct and DIN guide rail complex contactor (like single two poles of the earth ac contactor). And has the characteristics of simple structure, low cost, easy realization and the like.

Drawings

Fig. 1 is a schematic external view of a contactor having a DIN rail connector according to an embodiment;

FIG. 2 is an exploded view of the contactor with DIN rail connectors in an embodiment;

FIG. 3 is a schematic structural view of the connector in the embodiment;

FIG. 4 is a sectional view showing the structure of the connector in the embodiment;

FIG. 5 is a perspective view of a support member in the embodiment;

FIG. 6 is a front view of a support member in an embodiment;

FIG. 7 is a perspective view of the support member of the embodiment at another angle;

FIG. 8 is a rear view of a support member in the embodiment;

fig. 9 is a schematic structural diagram of the slider in the embodiment.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 9, the present embodiment provides a contactor having a DIN rail connector, and particularly, a single two-pole ac contactor. Including contactor body 10 and connector 20, it is concrete, contactor body 10 includes functional unit 11 and the connection bottom plate 12 of connecting functional unit 11, functional unit 11 is the structural component who realizes the contactor function, connection bottom plate 12 is metal bottom plate, and functional unit 11 and connection bottom plate 12 are in the same place through current assembly structure. The contactor body 10 is provided with a first matching structure 120 on the connecting bottom plate 12, and more specifically, the first matching structure 120 includes a limiting notch 121 formed on the connecting bottom plate 12 and a clamping side wall 122 protruding from the functional component 11 in the lateral direction, and the clamping side wall 122 is a side wall of the connecting bottom plate 12.

The connector 20 includes a supporting member 30, the supporting member 30 has a second fitting structure 310 and a rail sliding groove 301, and the supporting member 30 is fitted to the contactor body 10 by the connection of the second fitting structure 310 and the first fitting structure 120. Specifically, the second engaging structure 31 includes a limiting protrusion 31 protruding from the surface of the supporting member 30 and an elastic hook plate 32. When the assembly connection is performed, the connection bottom plate 12 abuts against the support member 30, the limiting convex part 31 is matched in the limiting notch 121 to realize the positioning, and the elastic hook plate 32 is fixedly clamped on the clamping side wall 122 of the connection bottom plate 12 to realize the fixed assembly of the contactor body and the support member 30. The rail runner 301 of the support member 30 is adapted to fit on a DIN rail to slide on the DIN rail; therefore, the whole contactor can be slidably assembled on the DIN guide rail, and the assembly of the single-pole and double-pole alternating current contactor on the DIN guide rail is met. And has the characteristics of simple structure, low cost, easy realization and the like.

Specifically, the supporting member 30 is a plastic member, is a square plate structure, and has two sets of opposite side walls, the limiting protrusions 31 are located at one set of side walls (as shown in fig. 6, the left and right side walls), and the number of the limiting protrusions 31 on each side is two; the elastic hook plates 32 are located at another set of side wall positions (such as the upper and lower side wall positions in fig. 6), and the number of the elastic hook plates 32 on each side is two. Similarly, the number of the limiting notches 121 on the connecting bottom plate 12 on the same side is two, and the limiting notches correspond to the limiting protrusions 31 one by one, so that the positioning is more accurate and stable. Realize stable assembly on the joint lateral wall 122 of connecting bottom plate 12 through the elasticity of the upper and lower side colludes board 32 joint afterwards, and is concrete, four elasticity collude board 32 joint respectively on the joint lateral wall 122 of connecting four tip positions of bottom plate 12.

A pressing convex part (defined as a first pressing convex part 33) with the height lower than that of the limiting convex part 31 is further protruded on the periphery of the limiting convex part 31, and the connecting bottom plate 12 abuts against the first pressing convex part 33 to form a certain gap with the surface of the supporting member 33, so that the effect of reducing the contact area between the connecting bottom plate 12 and the supporting member 30 is achieved, and the stability after assembly is improved.

The above-mentioned matching structure of the first matching structure 120 and the second matching structure 310 is a preferred structure, and certainly, in other embodiments, the matching structure of the first matching structure 120 and the second matching structure 310 is not limited to this, for example, the matching structure of the first matching structure 120 and the second matching structure 310 may be a screw lock fixed matching, a welding matching or an adhesion matching, and when the screw lock fixed matching is adopted, the contactor body and the support member are both provided with a connecting hole, and are screwed and fixed with a nut after a bolt passes through the corresponding connecting hole, and the like.

Further, the guide rail sliding groove 301 is provided with a first limiting side wall 3011 and a second limiting side wall 3012 which are arranged oppositely, the first limiting side wall 3011 is protruded inwards to extend a first stopping guide 34, and the second limiting side wall 3012 is provided with a sliding block guide groove 302 which is perpendicular to the guide rail sliding groove 301 and is communicated with the guide rail sliding groove 301; the connector further comprises a sliding block 40 and an elastic element 50, wherein the sliding block 40 is slidably assembled in the sliding block guide groove 302, the elastic element 50 applies a force to the sliding block 40 towards the direction of the guide rail sliding groove 301, the sliding block 40 extends outwards from one end of the guide rail sliding groove 301 to form a second stopping guide 41, and the first stopping guide 34 and the second stopping guide 41 jointly limit the DIN guide, so that sliding fit with the DIN guide is realized and the DIN guide is prevented from being separated. When the device is assembled on a DIN guide rail, the sliding block 40 is driven to slide outwards under the action of external force, so that the second stop guide 41 retracts, the opening of the guide rail sliding groove 301 is enlarged, the device can be clamped on the DIN guide rail, then the external force is removed, the sliding block 40 slides inwards under the action of the elastic element 50, and the second stop guide 41 extends out to limit the DIN guide rail; similarly, when the slide block 40 needs to be removed, the slide block is firstly slid outwards to retract the second stopping guide 41, so that the opening of the guide rail chute 301 is enlarged, and the slide block can be easily removed. Simple structure and simple operation. Of course, in other embodiments, the fitting structure of the rail runner 301 for the DIN rail is not limited thereto.

More specifically, the sliding limiting structure of the sliding block 40 on the sliding block guide groove 302 is as follows: the side wall of the slide block guide groove 302 is provided with a slide block limiting part 37 at one end close to the guide rail sliding groove 301 in an inward protruding manner, the slide block 40 is provided with a guide protruding part 43 in sliding fit with the slide block limiting part 37 and an abutting convex part 44 used for abutting against the slide block limiting part 37, the slide block 40 is matched with the slide block limiting part 37 through the guide protruding part 43 to realize sliding on the slide block guide groove 302, and the abutting convex part 44 abuts against the slide block limiting part 37 to limit the maximum position of the slide block 40 sliding towards the guide rail sliding groove 301. That is, when the slider 40 slides in the slider guide groove 302 toward the guide rail slide groove 301 until the abutment convex portion 44 abuts on the slider stopper 37, the slider 40 cannot slide further inward, and the slider 40 is restricted from sliding into the guide rail slide groove 301. The assembly stability is good. Of course, in other embodiments, the sliding fit structure and the limiting structure of the sliding block 40 are not limited thereto.

More specifically, one preferred assembly structure of the elastic member 50 is: a boss 36 is further convexly extended in the slider guide groove 302, a mounting hole 42 is formed in the slider 40, the elastic element 50 is a spring, as shown in detail in fig. 4, the spring is assembled in the mounting hole 42, one end of the spring close to the guide rail sliding groove 301 abuts against the slider 40, and the other end of the spring abuts against the boss 36, so that the assembly of the elastic element 50 is realized; the structure is simple to match and easy to realize. Of course, in other embodiments, the type and the assembly structure of the elastic element 50 are not limited thereto, for example, the elastic element 50 may also be implemented by using an elastic component such as a tension spring, a spring plate, a gas spring, etc., and the specific assembly structure thereof is adjusted according to different components as long as the force toward the guide rail sliding groove can be applied to the slider.

More specifically, a pressing projection (defined as a second pressing projection 35) for abutting against the DIN rail is further projected in the rail chute 301. When assembling to the DIN guide rail, the DIN guide rail can butt on second compresses tightly the lug 35, can reduce the area of contact of DIN guide rail and guide rail spout 301 to reduce contact friction, it is more smooth and easy to slide, and the assembly is also more stable. Of course, the structure of providing the pressing projection and the like may not be performed in other embodiments.

More specifically, the supporting member 30 is a square flat plate structure having a front surface and a rear surface opposite to each other, and the contactor body is assembled on the front surface of the supporting member 30, that is, the limiting convex portion 31 and the elastic hook plate 32 both protrude from the front surface of the supporting member 30. The rail sliding groove 301 is formed on the rear surface of the support member 30 so as to be engaged with the DIN rail. Further, in order to enhance the strength of the supporting member, the supporting member 30 is further provided with a reinforcing structure, which includes a groove 381 recessed in the front surface and a reinforcing boss 382 protruding from the bottom of the guide rail sliding groove 301, so as to achieve a reinforcing effect and prevent the supporting member 30 from being deformed by a force and even breaking. Specifically, the reinforcing boss 382 is located at the middle position of the groove bottom of the rail runner 301, and this position is not in contact with the DIN rail, and therefore, the structure in which the reinforcing boss 382 is provided at this position can make full use of space, and the structure is more compact. Of course, in other embodiments, the reinforcing structure is not so limited.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A contactor having a DIN rail connector, characterized by: the contactor comprises a contactor body and a connector, wherein a first matching structure is arranged on the contactor body, the connector comprises a supporting member, the supporting member is provided with a second matching structure and a guide rail sliding groove, and the supporting member is connected with the first matching structure through the second matching structure so as to realize the assembly matching with the contactor body; the rail runner of the support member is adapted to fit on a DIN rail to slide on the DIN rail.

2. The contact with DIN rail connector of claim 1, wherein: the contactor body comprises a functional component and a connecting bottom plate for connecting the functional component, and the first matching structure is formed on the connecting bottom plate.

3. The contact with DIN rail connector of claim 2, wherein: the second cooperation structure includes that protrusion in the spacing convex part and the elasticity on support component surface collude the board, first cooperation structure includes spacing breach and side direction protrusion in the joint lateral wall of functional unit, connect the bottom plate butt on support component, spacing convex part cooperates and realizes fixing a position in spacing breach, elasticity colludes the board fixed card and connects on the joint lateral wall of connecting the bottom plate and realize contactor body and support component's fixed Assembly.

4. The contact with DIN rail connector of claim 3, wherein: the periphery of the limit convex part is also provided with a pressing convex part with the height lower than that of the limit convex part, and the connecting bottom plate is abutted against the pressing convex part and forms a certain gap with the surface of the supporting member.

5. The contact with DIN rail connector of claim 3, wherein: the supporting component is of a square structure and is provided with two groups of opposite side walls, the limiting convex part is positioned on one group of side walls, and the elastic hook plate is positioned on the other group of side walls.

6. The contact with DIN rail connector of claim 1, wherein: the guide rail sliding groove is provided with a first limiting side wall and a second limiting side wall which are oppositely arranged, the first limiting side wall is protruded inwards to extend to form a first stop guide, and the second limiting side wall is provided with a sliding block guide groove which is perpendicular to the guide rail sliding groove and is communicated with the guide rail sliding groove; the connector further comprises a sliding block and an elastic piece, the sliding block can be assembled in the sliding block guide groove in a sliding mode, the elastic piece exerts force on the sliding block towards the direction of the guide rail sliding groove, the sliding block extends outwards from one end, facing the guide rail sliding groove, to form a second stopping guide, and the first stopping guide and the second stopping guide limit the DIN guide rail together, so that sliding fit with the DIN guide rail is achieved.

7. The contact with DIN rail connector of claim 6, wherein: the lateral wall of slider guide way is protruding to extend in the one end that is close to the guide rail spout has the spacing portion of slider, be equipped with on the slider with the spacing portion sliding fit's of slider direction bellying with be used for the butt convex part of butt in the spacing portion of slider, the slider realizes the slip at the slider guide way through the cooperation of direction bellying and the spacing portion of slider, the butt convex part limits the slider towards the gliding maximum position of guide rail spout direction with the butt of the spacing portion of slider.

8. The contact with DIN rail connector of claim 6, wherein: the slider is characterized in that a boss is further convexly extended in the slider guide groove, a mounting hole is formed in the slider, the elastic piece is a spring, the spring is assembled in the mounting hole, one end, close to the guide rail sliding groove, of the spring is abutted to the slider, and the other end of the spring is abutted to the boss.

9. The contact with DIN rail connector of claim 1, wherein: and a pressing bump used for abutting against the DIN guide rail is also protruded in the guide rail sliding groove.

10. The contact with DIN rail connector of claim 1, wherein: the support member is of a flat plate-shaped structure and is provided with a front surface and a rear surface which are arranged oppositely, the contactor body is assembled on the front surface of the support member, and the guide rail sliding groove is formed in the rear surface of the support member; the supporting member is further provided with a reinforcing structure, and the reinforcing structure comprises a groove sunken in the front surface and a reinforcing boss protruded at the bottom of the guide rail sliding groove.