CN105845507B - Relay - Google Patents
Relay Download PDFInfo
- Publication number
- CN105845507B CN105845507B CN201510017731.1A CN201510017731A CN105845507B CN 105845507 B CN105845507 B CN 105845507B CN 201510017731 A CN201510017731 A CN 201510017731A CN 105845507 B CN105845507 B CN 105845507B
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- Prior art keywords
- relay
- jack
- protective cover
- pedestal
- output terminal
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Abstract
The present invention discloses a kind of relay, comprising: shell, with pedestal and the lid being covered in the side mouth of the pedestal；Coil part and contact element accommodate in the housing；And the input terminal and the output terminal, it is electrically connected respectively with coil part and contact element, and stretched out from the bottom of the shell, to be welded on circuit board.Wherein, the relay further includes the protective cover being made of insulating material, and the protective cover is covered on the bottom of the shell, for sealing the gap between the pedestal and the lid；And and corresponding first jack of the output terminal and the second jack corresponding with the input terminal is formed on the protective cover, the output terminal and the input terminal are each passed through first jack and second jack.In the present invention, the gap on outer casing bottom is sealed by protective cover, so as to be effectively prevented the inside that scaling powder enters relay, ensure that the electric property of relay.
Description
Technical field
The present invention relates to a kind of relays.
Background technique
Relay is a kind of common electric elements.In general, relay mainly includes insulation crust and accommodates in the shell
The components such as coil part, contact element and electromagnet.The input terminal of relay is electrically connected with coil part, relay it is defeated
Terminal is electrically connected with contact element out.The input terminal and the output terminal of relay is generally stretched out from the bottom of shell, to weld
It is connected on circuit board.
The shell of relay is generally made of the lid of pedestal and installation on the base.In the prior art, base and cover
It is generally assembled to each other using buckle structure between son, therefore, inevitably there is gap between base and cover,
Since the gap between base and cover extends along complicated path, it is difficult to direct dispensing sealing.By the input terminal of relay
When (for example, when being welded on circuit board by way of wave soldering) son and output terminal are welded on circuit board, melting
Scaling powder and the scaling powder of vaporization (for example, rosin) can enter the inside of relay via the gap between base and cover, this
The electric property for even destroying relay can be reduced.
Summary of the invention
The purpose of the present invention aims to solve the problem that at least one aspect of the above-mentioned problems in the prior art and defect.
It is an object of the present invention to provide a kind of relay, it can be effectively prevented and relay is being welded to electricity
Scaling powder enters the inside of relay when on the plate of road.
According to an aspect of the present invention, a kind of relay is provided, comprising: shell has pedestal and is covered on the base
Lid in the side mouth of seat；Coil part and contact element accommodate in the housing；With input terminal and output end
Son is electrically connected with coil part and contact element respectively, and is stretched out from the bottom of the shell, to be welded on circuit board.
Wherein, the relay further includes the protective cover being made of insulating material, and the protective cover is covered on the bottom of the shell
In portion, for sealing the gap between the pedestal and the lid；And it is formed on the protective cover and the output end
Sub corresponding first jack and the second jack corresponding with the input terminal, the output terminal and input terminal difference
Across first jack and second jack.
The embodiment of an exemplary according to the present invention, first jack are greater than the output terminal, and described
Glue sealing is used between output terminal and first jack.
The embodiment of another exemplary according to the present invention, second jack are greater than the input terminal, and institute
It states between input terminal and second jack using glue sealing.
The embodiment of another exemplary according to the present invention, the protective cover are made of plastics.
The embodiment of another exemplary according to the present invention is formed at least three on the outer surface of the protective cover
The top surface of positioning protrusion, at least three positioning protrusion is located in the plane parallel with the surface of the circuit board.
The embodiment of another exemplary according to the present invention, four near corners on the outer surface of the protective cover
It is respectively formed with a positioning protrusion.
The embodiment of another exemplary according to the present invention, the positioning protrusion are supported on the outer surface of the circuit board
On, keep the outer surface of the protective cover parallel with the outer surface of the circuit board and the preset distance that is spaced from each other.
The embodiment of another exemplary according to the present invention, the lid are assembled in the pedestal by buckle structure
On.
The embodiment of another exemplary according to the present invention is formed on one in the pedestal and the lid
Lug boss, and the card slot portion engaged with the lug boss is formed on another in the pedestal and the lid.
The embodiment of another exemplary according to the present invention, the output terminal and input terminal of the relay pass through wave
The mode of peak weldering is welded on the circuit board.
In the relay of foregoing individual embodiments of the invention, due to being equipped with one on the bottom of the shell of relay
Protective cover, therefore, the gap on outer casing bottom are sealed by protective cover, and relay is being welded to electricity so as to be effectively prevented
Scaling powder enters the inside of relay when on the plate of road, ensure that the electric property of relay.
By the description made for the present invention of below with reference to attached drawing, other objects and advantages of the present invention will be aobvious and easy
See, and can help that complete understanding of the invention will be obtained.
Detailed description of the invention
Fig. 1 shows the decomposition diagram of the relay of the embodiment of an exemplary according to the present invention；
Fig. 2 shows the assembling schematic diagram of the relay of the embodiment of an exemplary according to the present invention；With
Fig. 3 shows the schematic diagram being welded to relay shown in Fig. 2 on circuit board.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.Illustrating
In book, the same or similar drawing reference numeral indicates the same or similar component.Following reference attached drawings are to embodiment of the present invention
Illustrate to be intended to explain present general inventive concept of the invention, and is not construed as to a kind of limitation of the invention.
General technical design according to the present invention, provides a kind of relay, comprising: shell has pedestal and covering
Lid in the side mouth of the pedestal；Coil part and contact element accommodate in the housing；With input terminal and
Output terminal is electrically connected with coil part and contact element respectively, and is stretched out from the bottom of the shell, to be welded to circuit
On plate.Wherein, the relay further includes the protective cover being made of insulating material, and the protective cover is covered on the shell
Bottom on, for sealing the gap between the pedestal and the lid；And be formed on the protective cover with it is described defeated
Corresponding first jack of terminal and the second jack corresponding with the input terminal, the output terminal and the input terminal out
It is each passed through first jack and second jack.
Fig. 1 shows the decomposition diagram of the relay of the embodiment of an exemplary according to the present invention.
In the embodiment of an example of the present invention, a kind of relay is disclosed.As shown in Figure 1, relay master
It to include coil part (not shown), contact element (not shown) and the electromagnet (not shown) etc. of shell and receiving in the shell
Component.
As shown in Figure 1, in the illustrated embodiment, the shell of relay includes pedestal 100 and the side for being covered on pedestal 100
Lid 200 in portion's opening.
In the embodiment of an example of the present invention, lid 200 can be assembled in pedestal 100 by buckle structure
On.As shown in Figure 1, being formed with lug boss 110 on one in pedestal 100 and lid 200, and in pedestal 100 and lid
The card slot portion 210 engaged with the lug boss 110 is formed on another in 200.In this way, as shown in Figure 1, working as 200 groups of lid
When being attached on pedestal 100, lug boss 110 is engaged with card slot portion 210, so that lid 200 and pedestal 100 be locked together.
As shown in Figure 1, relay further include the multiple input terminals 20 being electrically connected with the both ends of coil part and with it is multiple
Multiple output terminals 10 of contact element electrical connection.Input terminal 20 and output terminal 10 are stretched out from the bottom of shell respectively, with
Just it is welded on circuit board 400 (referring to Fig. 3).
Continuing with referring to Fig. 1, in the illustrated embodiment, is formed between lid 200 and pedestal 100 and have the gap g, the seam
Gap g extends on the bottom of shell along curved path, it is difficult to direct dispensing sealing.
Fig. 2 shows the assembling schematic diagram of the relay of the embodiment of an exemplary according to the present invention.
For the gap g on the bottom of sealing shell, in the embodiment of an example of the present invention, such as Fig. 1 and Fig. 2
It is shown, the protective cover being made of insulating material 300 is provided, which is directly set with and is covered on relay1 case
Bottom on, to seal up the gap g between pedestal 100 and lid 200.
Fig. 3 shows the schematic diagram being welded to relay shown in Fig. 2 on circuit board 400.
As shown in Figure 1, Figure 2 and Figure 3, in previously described embodiments of the present invention, by the input terminal 20 of relay and defeated
When terminal 10 is welded on circuit board 400 out, for example, when being welded to by way of wave-soldering on circuit board 400, scaling powder,
For example, rosin, cannot enter the inside of relay, via the gap g on outer casing bottom so as to guarantee the electricity of relay
Gas performance.
Continuing with referring to Fig. 1 and Fig. 2, in the illustrated embodiment, it is right with output terminal 10 to be formed on protective cover 300
The first jack 310 and second jack 320 corresponding with input terminal 20 answered.Output terminal 10 and input terminal 20 respectively via
First jack 310 and the second jack 320 extend to outside.
In the embodiment of an example of the present invention, passed through for the ease of output terminal 10 and input terminal 20, the
One jack 310 and the second jack 320 can be formed respectively slightly larger than output terminal 10 and input terminal 20.
Scaling powder is via the gap and input terminal 20 and between output terminal 10 and the first jack 310 in order to prevent
Gap between two jacks 320 enters the inside of relay, in the embodiment of an example of the present invention, output terminal 10
Glue sealing is used between the first jack 310, and glue sealing is used between input terminal 20 and the second jack 320.
In the embodiment of an example of the present invention, protective cover 300 can be made of plastics.The material of protective cover 300
Material can be identical as the material of the pedestal 100 of relay and lid 200.
As shown in Figure 1, Figure 2 and Figure 3, in the embodiment of an example of the present invention, in the outer surface of protective cover 300
On be formed at least three positioning protrusion 330, the top surface of this at least three positioning protrusion 330 is located at the surface with circuit board 400
In parallel plane.These positioning protrusion 330 are configured on the outer surface for being supported on circuit board 400, as shown in figure 3,
Keep the outer surface of protective cover 300 parallel with the outer surface of circuit board 400 and the preset distance that is spaced from each other.In such manner, it is possible to protect
The output terminal 10 and input terminal 20 of demonstrate,proving relay are inserted into the jack on circuit board relative to circuit board 400 with vertical posture
In, and the outer surface of protective cover 300 and the appearance face contact of circuit board 400 can be prevented, this can prevent protective cover 300 from existing
Temperature distortion when welding.
In the illustrated embodiment, as shown in Figure 1, Figure 2 and Figure 3, four corners on the outer surface of protective cover 300 are attached
Closely it is respectively formed with a positioning protrusion 330.
Although in conjunction with attached drawing, the present invention is described, and embodiment disclosed in attached drawing is intended to preferred to the present invention
Embodiment illustrates, and should not be understood as to a kind of limitation of the invention.
Although some embodiments of this present general inventive concept have been shown and have illustrated, those of ordinary skill in the art will be managed
Solution can make a change these embodiments, and various in the case where the principle and spirit without departing substantially from this present general inventive concept
Structure described in embodiment can be freely combined in the case where the conflict in terms of not recurring structure or principle, this
The range of invention is limited with claim and their equivalent.
It should be noted that word " comprising " is not excluded for other element or steps, word "a" or "an" is not excluded for multiple.Separately
Outside, the range that any element label of claim should not be construed as limiting the invention.
Claims (9)
1. a kind of relay, comprising:
Shell, with pedestal (100) and the lid (200) being covered in the side mouth of the pedestal (100)；
Coil part and contact element accommodate in the housing；With
Input terminal (20) and output terminal (10), the input terminal (20) are electrically connected with coil part, the output terminal
(10) it being electrically connected with contact element, the input terminal (20) and output terminal (10) are stretched out from the bottom of the shell, so as to
It is welded on circuit board (400),
It is characterized by:
The relay further includes the protective cover being made of insulating material (300), the protective cover (300) be directly set with and
It is covered on the bottom of the shell, for sealing the gap (g) between the pedestal (100) and the lid (200)；And
Be formed on the protective cover (300) the first jack (310) corresponding with the output terminal (10) and with the input
Corresponding second jack (320) of terminal (20), the output terminal (10) and the input terminal (20) are each passed through described
One jack (310) and second jack (320),
It is formed on the outer surface of the protective cover (300) at least three positioning protrusion (330), at least three convex
The top surface for playing (330) is located in the plane parallel with the surface of the circuit board (400).
2. relay according to claim 1, it is characterised in that:
First jack (310) is greater than the output terminal (10), and the output terminal (10) and first jack
(310) glue sealing is used between.
3. relay according to claim 1 or 2, it is characterised in that:
Second jack (320) is greater than the input terminal (20), and the input terminal (20) and second jack
(320) glue sealing is used between.
4. relay according to claim 1, it is characterised in that: the protective cover (300) is made of plastics.
5. relay according to claim 1, it is characterised in that:
Four near corners on the outer surface of the protective cover (300) are respectively formed with a positioning protrusion (330).
6. relay according to claim 5, it is characterised in that:
The positioning protrusion (330) is supported on the outer surface of the circuit board (400), makes the appearance of the protective cover (300)
Face is parallel with the outer surface of the circuit board (400) and the preset distance that is spaced from each other.
7. relay according to claim 1, it is characterised in that: the lid (200) is assembled in institute by buckle structure
It states on pedestal (100).
8. relay according to claim 7, it is characterised in that:
Lug boss (110) are formed on one in the pedestal (100) and the lid (200), and in the pedestal
(100) the card slot portion (210) engaged with the lug boss (110) is formed on another and in the lid (200).
9. relay according to claim 1, it is characterised in that:
The output terminal (10) and input terminal (20) of the relay are welded to the circuit board by way of wave-soldering
(400) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017731.1A CN105845507B (en) | 2015-01-13 | 2015-01-13 | Relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510017731.1A CN105845507B (en) | 2015-01-13 | 2015-01-13 | Relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105845507A CN105845507A (en) | 2016-08-10 |
| CN105845507B true CN105845507B (en) | 2018-12-21 |
Family
ID=56579886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510017731.1A Active CN105845507B (en) | 2015-01-13 | 2015-01-13 | Relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105845507B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252160B (en) * | 2016-10-09 | 2017-12-29 | 苏州安来强电子科技有限公司 | Closed type D.C. contactor with auxiliary switch |
| JP6966889B2 (en) * | 2017-07-28 | 2021-11-17 | 富士通コンポーネント株式会社 | Electromagnetic relay unit |
| EP3462472B1 (en) * | 2017-09-29 | 2022-04-20 | Tyco Electronics Componentes Electromecânicos Lda | Seal housing for an electrical device and sealed relay using the seal housing |
| CN108155063A (en) * | 2018-02-09 | 2018-06-12 | 太仓神明电子有限公司 | A kind of vehicle-mounted Shuangzi relay and manufacturing method |
| CN110660614A (en) * | 2019-10-09 | 2020-01-07 | 浙江美硕电气科技股份有限公司 | Permanent magnet type contactor sealing shell |
| CN113555255B (en) * | 2021-03-18 | 2024-02-20 | 厦门宏发电声股份有限公司 | Sealed relay |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202003911U (en) * | 2011-03-03 | 2011-10-05 | 安徽省明光市华信电子有限公司 | Cover for protecting extension feet of electromagnetic relay |
| CN203150481U (en) * | 2013-03-22 | 2013-08-21 | 泰科电子(深圳)有限公司 | Relay |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10256751A (en) * | 1997-03-14 | 1998-09-25 | Omron Corp | Sealing structure for electronic component |
-
2015
- 2015-01-13 CN CN201510017731.1A patent/CN105845507B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202003911U (en) * | 2011-03-03 | 2011-10-05 | 安徽省明光市华信电子有限公司 | Cover for protecting extension feet of electromagnetic relay |
| CN203150481U (en) * | 2013-03-22 | 2013-08-21 | 泰科电子(深圳)有限公司 | Relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105845507A (en) | 2016-08-10 |
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