Relay

Abstract

The utility model provides a relay which comprises a shell, an electromagnet assembly and a control circuit board are arranged in the shell, and the relay further comprises a static contact connected with the control circuit board; the moving contact is connected with the electromagnet assembly; and the welding material is fixed on the static contact and the moving contact. By fixing the welding material on the static contact and the moving contact, the relay and the welded part can be welded together only by heating the static contact and the moving contact without the assistance of other tools, so that the welding is convenient and rapid, and the actual use is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of electronic devices, and in particular to a relay. Background Art

[0002] Relay is a commonly used electronic component, which is widely used in various fields. Relay often needs to be welded with other components when in use. However, current relays are often not easy to weld with other components. Therefore, it is urgent to provide a relay that is easier to weld. Utility Model Content

[0003] The utility model aims to solve at least one of the above technical problems.

[0004] Therefore, the purpose of the utility model is to provide a relay.

[0005] To achieve the purpose of the utility model, the utility model provides a relay, including a shell, a cover plate is provided on the shell, an electromagnet assembly and a control circuit board are provided in the shell, and also includes: a static contact, the static contact is connected to the control circuit board, and one end of the static contact extends to the outside of one side of the shell; a moving contact, the moving contact is connected to the electromagnet assembly, and one end of the moving contact extends to the outside of one side of the shell; and solder, the solder is fixed on the static contact and the moving contact.

[0006] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: an electromagnet assembly and a control circuit board are arranged in the housing of the relay, and the relay can conduct current by connecting a static contact and a moving contact to the control circuit board and the electromagnet assembly; solder is fixed on the static contact and the moving contact, and the relay and the welded parts can be welded together by only heating the static contact and the moving contact, without the assistance of other tools, and the welding is convenient and fast, which is convenient for practical use.

[0007] In the above technical features, the solder is fixed to the ends of the stationary contact and the moving contact extending to the outside of the housing.

[0008] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: fixing the solder at the ends of the static contact and the moving contact away from the housing is not only conducive to sufficient heating of the solder, but also facilitates the contact between the solder and the welded parts, so that the relay can be welded to the welded parts more firmly.

[0009] In any of the above technical features, a first welding material fixing position is provided on the stationary contact; the welding material is fixed on the stationary contact through the first welding material fixing position; and the first welding material fixing position is arranged on one side of the cover plate of the shell.

[0010] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: by setting a first welding material fixing position on the static contact, the welding material is fixed on the static contact through the first welding material fixing position, so that the welding material can be fixed more firmly; and the first welding material fixing position is set on one side of the cover plate of the shell, which can make the welding effect between the relay and the welded component better.

[0011] In any of the above technical features, a second welding material fixing position is provided on the moving contact; the welding material is fixed on the moving contact through the second welding material fixing position; and the second welding material fixing position is arranged on one side of the cover plate of the shell.

[0012] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: by setting a second welding material fixing position on the moving contact, the welding material is fixed on the moving contact through the second welding material fixing position, so that the welding material can be fixed more firmly; and the second welding material fixing position is set on one side of the cover plate of the shell, which can make the welding effect between the relay and the welded component better.

[0013] In any of the above technical features, the solder is fixed to the stationary contact and the moving contact by riveting, welding or bonding.

[0014] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: the solder is fixed on the static contact and the moving contact by any one of riveting, welding or bonding. Not only is the fixing method simple and easy to implement, but the fixation is also firm and the solder is not easy to fall out.

[0015] In any of the above technical features, a first connecting piece is also provided on the static contact; the first connecting piece is arranged between the end of the static contact extending outside the shell and the shell; there are multiple first connecting pieces.

[0016] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: a plurality of first connecting pieces are provided on the stationary contact, so that the relay can be connected to other components through the first connecting pieces; the first connecting piece is arranged between the end of the stationary contact and the housing, which will not affect the welding effect of the welding material, so that the relay can be welded together with the welded components flatly and firmly.

[0017] In any of the above technical features, a second connecting piece is also provided on the moving contact; the second connecting piece is arranged between the end of the moving contact extending outside the shell and the shell.

[0018] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: a second connecting piece is provided on the moving contact, so that the relay can be connected to other components through the second connecting piece; the second connecting piece is arranged between the end of the moving contact and the housing, which will not affect the welding effect of the welding material, so that the relay can be welded together with the welded components flatly and firmly.

[0019] In any of the above technical features, a third connecting member is also provided on the relay; the third connecting member is arranged on the outside of the other side of the shell and is located on the other side opposite to the static contact and the moving contact.

[0020] Compared with the prior art, the technical effect achieved by adopting this technical solution is that the third connecting member is arranged on the other side opposite to the static contact and the moving contact, so that the third connecting member can be relatively far away from the static contact and the moving contact, so that the third connecting member can form a stable circuit connection with other components.

[0021] In any of the above technical features, the solder is a solder sheet.

[0022] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: the soldering of the solder sheet is easy, and a better welding effect can be achieved at a relatively low temperature, and the relay can be welded to the welded component more firmly.

[0023] In any of the above technical features, the material of the static contact and the moving contact is copper.

[0024] Compared with the prior art, the technical effect achieved by adopting this technical solution is as follows: the material of the static contact and the moving contact is copper, which not only has good electrical conductivity but also has good thermal conductivity, which can make the solder sheet heated evenly, melt quickly and weld together with the welded parts.

[0025] After adopting the technical solution of the utility model, the technical effects that can be achieved are as follows:

[0026] 1. Fix the solder on the static contact and the moving contact. Only the static contact and the moving contact need to be heated to weld the relay and the welded parts together. No other tools are needed. The welding is convenient and fast, and it is convenient for practical use.

[0027] 2. The solder is fixed on the ends of the stationary contact and the moving contact away from the housing, which facilitates the contact between the solder and the welded parts, so that the relay can be welded to the welded parts more firmly;

[0028] 3. The solder is fixed on the stationary contact and the moving contact respectively through the first solder fixing position and the second solder fixing position, and the first solder fixing position and the second solder fixing position are both arranged on one side of the cover plate of the shell, which can make the welding effect between the relay and the welded component better. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 A front view of a relay according to an embodiment of the utility model;

[0031] Figure 2 A rear view of a relay according to an embodiment of the present utility model;

[0032] Figure 3 It is a left side view of the relay of the utility model embodiment;

[0033] Figure 4 A top view of a relay according to an embodiment of the present utility model;

[0034] Figure 5 A rear view of a relay welded in accordance with an embodiment of the utility model;

[0035] Figure 6 It is a left side view of the relay welding of the embodiment of the utility model;

[0036] Figure 7 A schematic diagram of the closing and opening of a relay according to an embodiment of the utility model;

[0037] Explanation of the reference numerals: 100 - housing; 110 - third connecting member; 200 - stationary contact; 210 - first connecting member; 300 - moving contact; 310 - second connecting member; 400 - soldering material; 410 - first soldering material fixing position; 420 - second soldering material fixing position; 500 - welded component. DETAILED DESCRIPTION

[0038] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0039] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0040] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the following is a brief description of the present invention. Figures 1 to 7 The specific embodiments of the present utility model are described in detail.

[0041] like Figure 1 and Figure 2 As shown, an embodiment of the utility model provides a relay, including a shell 100, a cover plate is provided on the shell 100, an electromagnet assembly and a control circuit board are provided in the shell 100, and also includes: a static contact 200, the static contact 200 is connected to the control circuit board, and one end of the static contact 200 extends to the outside of one side of the shell 100; a moving contact 300, the moving contact 300 is connected to the electromagnet assembly, and one end of the moving contact 300 extends to the outside of one side of the shell 100; and a solder 400, the solder 400 is fixed on the static contact 200 and the moving contact 300.

[0042] Preferably, a cover plate is provided on the housing 100 of the relay to form a sealed space inside the housing 100. An electromagnet assembly and a control circuit board are provided inside the housing 100. The control circuit board supplies power to the electromagnet assembly. The electromagnet assembly includes a coil. The closing and opening of the coil are as follows: Figure 7 As shown, the rated voltage of the coil is 12VDC, the coil resistance is 86.4Ω-105.6Ω, the electromagnet assembly provides the electromagnetic induction force generated by the electromagnet, so that the moving contact 300 and the static contact 200 can be pressed or separated, wherein the static contact 200 is connected to the control circuit board, the moving contact 300 is connected to the electromagnet assembly, and the static contact 200 and the moving contact 300 extend to the outside of the housing 100; soldering material 400 is fixed on the static contact 200 and the moving contact 300 respectively. During use, only the static contact 200 and the moving contact 300 need to be heated, and the soldering material 400 can weld the relay and the welded component 500 together. No other tools are required to assist in the entire welding process. The welding is convenient and fast, and is convenient for actual use. The performance parameters of the relay meet the requirements of Q / GDW11179.8-2015.

[0043] In some embodiments of the present invention, the solder 400 is fixed to the ends of the stationary contact 200 and the moving contact 300 extending to the outside of the housing 100 .

[0044] Preferably, the solder 400 is fixed to the ends of the static contact 200 and the moving contact 300 extending to the outside of the housing 100, which is not only conducive to sufficient heating of the solder 400, but also facilitates the contact between the solder 400 and the welded component 500, so that the relay can be welded to the welded component 500 more firmly.

[0045] Preferably, the solder 400 is respectively fixed on the ends of the static contact 200 and the moving contact 300 extending to the outside of the shell 100, and the welding position can be kept as far away from the shell 100 as possible to avoid deformation of the shell 100 during the heating and welding process, thereby affecting the electromagnet assembly and control circuit board inside the shell 100.

[0046] In some embodiments of the utility model, a first solder fixing position 410 is provided on the stationary contact 200 ; the solder 400 is fixed on the stationary contact 200 through the first solder fixing position 410 ; the first solder fixing position 410 is arranged on one side of the cover plate of the housing 100 .

[0047] Preferably, by providing a first solder fixing position 410 on the stationary contact 200 , the solder 400 is fixed on the stationary contact 200 through the first solder fixing position 410 , so that the solder 400 can be fixed more firmly.

[0048] Preferably, the first solder fixing position 410 is arranged on one side of the cover plate of the shell 100, and on this side the static contact 200 and the moving contact 300 are located on the same plane, which not only enables the solder 400 to be heated more evenly during the welding process, but also enables the welding of the relay and the welded component 500 to be smoother and the welding effect to be better.

[0049] In some embodiments of the utility model, a second soldering material fixing position 420 is provided on the moving contact 300 ; the solder 400 is fixed on the moving contact 300 through the second soldering material fixing position 420 ; the second soldering material fixing position 420 is arranged on one side of the cover plate of the housing 100 .

[0050] Preferably, by providing a second soldering material fixing position 420 on the moving contact 300 , the soldering material 400 is fixed on the moving contact 300 through the second soldering material fixing position 420 , so that the soldering material 400 can be fixed more firmly.

[0051] Preferably, the second solder fixing position 420 is arranged on one side of the cover plate of the shell 100, and on this side the static contact 200 and the moving contact 300 are located on the same plane, which makes the solder 400 on the static contact 200 and the moving contact 300 also on the same plane, thereby making the welding of the relay and the welded component 500 smoother and the welding effect better.

[0052] In some implementation modes of the present invention, the solder 400 is fixed on the stationary contact 200 and the moving contact 300 by riveting, welding or bonding.

[0053] Preferably, the solder 400 is fixed on the stationary contact 200 and the moving contact 300 by any one of riveting, welding or bonding. Not only is the fixing method simple and easy to implement, but the fixing is also firm and the solder 400 is not easy to fall out.

[0054] like Figure 3 and Figure 4As shown, in some embodiments of the present invention, a first connecting member 210 is further provided on the stationary contact 200; the first connecting member 210 is arranged between the end of the stationary contact 200 extending outside the housing 100 and the housing 100; a plurality of first connecting members 210 are provided.

[0055] Preferably, a plurality of first connectors 210 are provided on the stationary contact 200, so that the relay can be connected to other components for circuit or signal connection through the first connectors 210; preferably, three first connectors 210 are provided, one of which is used for signal connection with other components, and two are used for circuit connection with other components.

[0056] Preferably, the first connecting member 210 is arranged between the end of the static contact 200 and the housing 100, that is, to ensure that the plane where the solder 400 is located is a flat plane. During welding, the static contact 200 can be tightly welded to the welded component 500 without any gaps and will not affect the welding effect of the solder 400, so that the relay can be welded to the welded component 500 flatly and firmly.

[0057] In some embodiments of the present invention, a second connecting member 310 is further provided on the moving contact 300 ; the second connecting member 310 is disposed between the end of the moving contact 300 extending outside the housing 100 and the housing 100 .

[0058] Preferably, the moving contact 300 is provided with a second connecting member 310 , and the first connecting member 210 is preferably provided with one, so that the relay can be connected to other components by signals through the second connecting member 310 .

[0059] Preferably, the second connecting member 310 is arranged between the end of the moving contact 300 and the housing 100, that is, to ensure that the plane where the solder 400 is located is a flat plane and is on the same plane as the solder 400 on the static contact 200, so that during welding, the static contact 200 and the moving contact 300 can be tightly welded together with the welded component 500 without generating any gaps and without affecting the welding effect of the solder 400, so that the relay can be welded to other components flatly and firmly.

[0060] In some implementation modes of the present invention, a third connecting member 110 is further provided on the relay; the third connecting member 110 is arranged on the other side opposite to the static contact 200 and the moving contact 300 .

[0061] Preferably, the third connector 110 is disposed on the other side opposite to the stationary contact 200 and the moving contact 300 , so that the third connector 110 can be relatively far away from the stationary contact 200 and the moving contact 300 , so that the third connector 110 can form a stable circuit connection with other components.

[0062] In some implementation modes of the present invention, the solder 400 is a solder sheet.

[0063] Preferably, the solder sheet is preferably a silver tin oxide solder sheet, which is easy to weld and can achieve a better welding effect at a relatively low temperature, so that the relay can be welded to the welded component 500 more firmly.

[0064] Preferably, the shape of the solder sheet can be selected to be any shape as long as the purpose of welding the relay and the welded component 500 together can be achieved. For example, the solder sheet can be selected to be in a circular, square, triangular or other shape.

[0065] In some implementation modes of the present invention, the material of the stationary contact 200 and the moving contact 300 is copper.

[0066] Preferably, the static contact 200 and the moving contact 300 are made of copper, which not only makes the static contact 200 and the moving contact 300 have good electrical conductivity, but also makes the static contact 200 and the moving contact 300 have good thermal conductivity, so that the solder sheet can be heated evenly, melt quickly and be welded together with the welded component 500.

[0067] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A relay, comprising a housing (100), wherein a cover plate is provided on the housing (100), and an electromagnet assembly and a control circuit board are provided in the housing (100), It is characterized in that Also includes: A stationary contact (200), the stationary contact (200) being connected to the control circuit board, and one end of the stationary contact (200) extending to the outside of one side of the housing (100); A moving contact (300), the moving contact (300) being connected to the electromagnet assembly, and one end of the moving contact (300) extending to the outside of one side of the housing (100); A soldering material (400) is fixed on the stationary contact (200) and the moving contact (300).

2. The relay according to claim 1, It is characterized in that The solder (400) is fixed to the ends of the stationary contact (200) and the movable contact (300) extending to the outside of the housing (100).

3. The relay according to claim 2, It is characterized in that The stationary contact (200) is provided with a first welding material fixing position (410); The solder (400) is fixed on the stationary contact (200) via the first solder fixing position (410); The first solder fixing position (410) is arranged on one side of the cover plate of the housing (100).

4. The relay according to claim 2, It is characterized in that The moving contact (300) is provided with a second welding material fixing position (420); The solder (400) is fixed on the moving contact (300) via the second solder fixing position (420); The second solder fixing position (420) is arranged on one side of the cover plate of the housing (100).

5. The relay according to claim 2, It is characterized in that The welding material (400) is fixed on the stationary contact (200) and the moving contact (300) by any one of riveting, welding or bonding.

6. The relay according to claim 1, It is characterized in that The static contact (200) is also provided with a first connecting piece (210); The first connecting member (210) is arranged between the end of the stationary contact (200) extending outside the housing (100) and the housing (100); A plurality of the first connecting members (210) are provided.

7. The relay according to claim 1, It is characterized in that The moving contact (300) is also provided with a second connecting member (310); The second connecting member (310) is arranged between the end of the moving contact (300) extending outside the housing (100) and the housing (100).

8. The relay according to claim 1, It is characterized in that The relay is also provided with a third connecting member (110); The third connecting member (110) is arranged outside the other side of the housing (100) and is located on the other opposite surface of the stationary contact (200) and the moving contact (300).

9. The relay according to any one of claims 1 to 5, It is characterized in that The solder (400) is a solder sheet.

10. The relay according to any one of claims 1 to 8, It is characterized in that The material of the stationary contact (200) and the moving contact (300) is copper.

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