CN107492470B - Relay - Google Patents
Relay Download PDFInfo
- Publication number
- CN107492470B CN107492470B CN201710884682.0A CN201710884682A CN107492470B CN 107492470 B CN107492470 B CN 107492470B CN 201710884682 A CN201710884682 A CN 201710884682A CN 107492470 B CN107492470 B CN 107492470B
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- Prior art keywords
- terminal
- clamping
- contact end
- bottom shell
- relay
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
- H01H50/041—Details concerning assembly of relays
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to the technical field of relays, in particular to a relay, which comprises a bottom shell, and a first terminal and a second terminal which are inserted into the bottom shell, wherein the first terminal sequentially comprises an insertion part, a first clamping part, an installation part, a second clamping part and a first contact part, the two ends of the second terminal are respectively provided with a third clamping part and a second contact part which are arranged in a crossed manner, the bottom shell is provided with a first working slot and a second working slot, and the first terminal and the second terminal are respectively arranged in the first working slot and the second working slot. The invention relates to a relay, which is provided with a first terminal and a second terminal with clamping structures, wherein a bottom shell is provided with a first working slot for installing the first terminal and a second working slot for installing the second terminal, so that the first terminal and the second terminal are firmly installed in the first working slot and the second working slot, the integral structure is stable, the looseness is not easy to occur, and the service life is long.
Description
Technical Field
The invention relates to the technical field of relays, in particular to a relay.
Background
A relay is an electric control device that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) meets a predetermined requirement. It has an interactive relationship between a control system (also called an input loop) and a controlled system (also called an output loop). It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like.
At present, relays in the market have an interactive relation between a control circuit and a working circuit, and the circuit is opened and closed for many times, so that connecting pieces of the working circuit are easy to loosen, and the working circuit cannot be connected.
Disclosure of Invention
The present invention is directed to overcome the above-mentioned disadvantages in the prior art, and an object of the present invention is to provide a relay, which includes a first terminal and a second terminal having a locking structure, wherein a bottom case includes a first working slot for installing the first terminal and a second working slot for installing the second terminal, so that the first terminal and the second terminal are firmly installed in the first working slot and the second working slot, and the relay has a stable overall structure, is not easily loosened, and has a long service life.
The purpose of the invention is realized by the following technical scheme:
a relay comprises a bottom shell, a first terminal and a second terminal, wherein the first terminal and the second terminal are inserted into the bottom shell, the first terminal comprises an inserting part, a first clamping part, a mounting part, a second clamping part and a first contact part which are sequentially connected, the first clamping part is vertically arranged with the mounting part, the second clamping part is vertically arranged with the mounting part, the first clamping part is mutually vertical to the second clamping part, the two ends of the second terminal are respectively provided with a third clamping part and a second contact part which are arranged in a crossed manner, the bottom shell is provided with a first working slot and a second working slot, the first working slot is provided with a first clamping area, a mounting area and a second clamping area which are sequentially communicated, the first clamping part is arranged in the first clamping area, the mounting part is arranged in the mounting area, the second clamping part is arranged in the second clamping area, the second working slot is provided with a third clamping area and a fourth clamping area, and the third clamping part is arranged in the third clamping area, the second contact part is arranged in the fourth clamping area.
The relay further comprises two power terminals inserted in the bottom shell.
The relay further comprises an electromagnetic device, the two power terminals are used for supplying power to the electromagnetic device, the electromagnetic device is provided with a clamping groove used for accommodating the power terminals, the power terminals are provided with bending portions, and the bending portions penetrate through the clamping groove.
The protective relay further comprises a linking device, the linking device comprises a yoke iron, an armature iron and a movable reed, the yoke iron is connected with the bottom shell in a clamped mode, one end of the movable reed is arranged on the yoke iron, and the other end of the movable reed is connected with the armature iron.
The electromagnetic device is provided with a fixed connecting end for connecting a yoke iron and a working end for attracting an armature iron.
The movable spring piece is provided with a first movable contact end and a second movable contact end, and the first movable contact end is connected with the second movable contact end.
The first contact part is provided with a first static contact end matched with the movable contact end, and the second contact part is provided with a second static contact end matched with the second movable contact end.
The bottom shell is further provided with a side plate used for protecting the first movable contact end, and the first movable contact end is located between the first static contact end and the side plate.
The relay further comprises a shell covering the outer side of the bottom shell, and the shell is provided with a mounting hole for mounting.
The invention has the beneficial effects that: the relay is provided with the first terminal and the second terminal which are provided with the clamping structures, the bottom shell is provided with the first working slot for installing the first terminal and the second working slot for installing the second terminal, and the first terminal and the second terminal are firmly installed in the first working slot and the second working slot, so that the overall structure is stable, the looseness is not prone to occurring, and the service life is long.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
Fig. 1 is an exploded view of the bottom case, the first terminal and the second terminal of the present invention.
FIG. 2 is an exploded view of the electromagnetic assembly, power terminals and engagement assembly of the present invention.
Fig. 3 is a schematic view of the assembly of the electromagnetic device, power terminals and engagement means of the present invention.
Fig. 4 is a schematic view of the overall structure of the present invention.
The reference numerals include:
1-bottom shell; 11-first work slot; 111-first clamping area; 112-mounting area; 113-second clamping area; 12-second work slot; 121-third clamping area; 122-fourth clamping area; 13-side plate;
2-a first terminal; 21-an insertion part; 22-first engaging portion; 23-a mounting portion; 24-second engaging portion; 25-first contact portion; 251-first stationary contact end;
3-a second terminal; 31-third engaging portion; 32-second contact portion; 321-a second stationary contact end;
4-power supply terminals; 41-bent section;
5-an electromagnetic device; 51-a clip groove; 52-fixed connection; 53-working end;
6-a joining device; 61-yoke iron; 62-armature; 63-movable reed; 631 — a first movable contact end; 632 — a second movable contact end;
7-a housing; 71-mounting hole.
Detailed Description
The invention is further described with reference to the following examples and the accompanying drawings.
As shown in fig. 1, a relay includes a bottom case 1, a first terminal 2 and a second terminal 3 inserted into the bottom case 1, the first terminal 2 includes an insertion portion 21, a first fastening portion 22, an installation portion 23, a second fastening portion 24 and a first contact portion 25 connected in sequence, the first fastening portion 22 is disposed perpendicular to the installation portion 23, the second fastening portion 24 is disposed perpendicular to the installation portion 23, the first fastening portion 22 is perpendicular to the second fastening portion 24, two ends of the second terminal 3 are respectively provided with a third fastening portion 31 and a second contact portion 32 disposed in a crossing manner, the bottom case 1 is provided with a first working slot 11 and a second working slot 12, the first working slot 11 is provided with a first fastening area 111, an installation area 112 and a second fastening area 113 communicated in sequence, the first fastening portion 22 is disposed in the first fastening area 111, the installation portion 23 is disposed in the installation area 112, the second fastening portion 24 is disposed in the second fastening area 113, the second working slot 12 has a third locking region 121 and a fourth locking region 122, the third locking portion 31 is disposed in the third locking region 121, and the second contact portion 32 is disposed in the fourth locking region 122. The relay is provided with the first terminal 2 and the second terminal 3 which are provided with clamping structures, the bottom shell 1 is provided with the first working slot 11 used for installing the first terminal 2 and the second working slot 12 used for installing the second terminal 3, so that the first terminal 2 and the second terminal 3 are firmly installed in the first working slot 11 and the second working slot 12, the integral structure is stable, looseness is not prone to occurring, and the service life is long.
As shown in fig. 1 and 2, the relay of the present invention further includes an electromagnetic device 5 and two power terminals 4 inserted in the bottom case 1. The two power supply terminals 4 are inserted into the control circuit and are communicated with the control circuit, so that the electromagnetic device 5 works. The two power terminals 4 are used for supplying power to the electromagnetic device 5, the electromagnetic device 5 is provided with a clamping groove 51 for accommodating the power terminals 4, the power terminals 4 are provided with bent portions 41, and the bent portions 41 penetrate through the clamping groove 51. Specifically, the bent portion 41 is horizontally disposed, and the bent portion 41 is disposed through the engaging groove 51 to firmly connect the power terminal 4 and the electromagnetic device 5.
As shown in fig. 3, the protective relay of the present invention further includes an engaging device 6, the engaging device 6 includes a yoke 61, an armature 62 and a movable spring 63, the yoke 61 is connected to the bottom case 1, one end of the movable spring 63 is installed on the yoke 61, and the other end of the movable spring 63 is connected to the armature 62, the electromagnetic device 5 is provided with a fixed connection end 52 for connecting the yoke 61 and a working end 53 for attracting the armature 62, the yoke 61 is L type, the fixed connection end 52 of the electromagnetic device 5 is connected to one end of the yoke 61, the working end 53 of the electromagnetic device 5 is opposite to the armature 62, after the electromagnetic device 5 works, the armature 62 is attracted to approach the working end 53 of the electromagnetic device 5, and the movable spring 63 is driven to approach the working end 53 of the electromagnetic device 5, so that the relay forms a closed loop, and the magnetic property of the relay is better, the movable spring 63 of the present invention is provided with a first movable contact 631 and a second movable contact 632, and the first movable contact 631 is connected to the second.
The first contact portion 25 is provided with a first stationary contact end 251 for cooperating with the movable contact end, and the second contact portion 32 is provided with a second stationary contact end 321 for cooperating with the second movable contact end 632. Under the attraction of the electromagnetic device 5, the movable contact spring 63 has a first movable contact end 631 connected to the first stationary contact end 251, a second movable contact end 632 connected to the second stationary contact end 321, the movable contact spring 63 is made of a metal material, and the first movable contact end 631 is connected to the second movable contact end 632, so that the first stationary contact end 251 and the second stationary contact end 321 are electrically connected, and the working circuits are connected.
As shown in fig. 1, 3 and 4, the bottom case 1 of the present invention is further provided with a side plate 13 for protecting the first movable contact end 631, and the first movable contact end 631 is located between the first stationary contact end 251 and the side plate 13. When the electromagnetic device 5 works, the movable elastic sheet is close to the electromagnetic device 5 under the action of magnetic force, when the electromagnetic device 5 does not work, the movable elastic sheet recovers to a natural state and rebounds away from the electromagnetic device 5, and in the rebounding process, the movable elastic end rebounds easily and collides with the shell 7, so that the movable elastic sheet is damaged. The curb plate 13 can play the cushioning effect, and the material of curb plate 13 is soft relatively, can protect first move the bullet end, and the relay still includes and covers the casing 7 of locating the drain pan 1 outside simultaneously, and casing 7 is equipped with the mounting hole 71 that is used for the installation, the installation of the relay of being convenient for, preferably, the mounting hole 71 is equipped with directly over the casing 7, the hoist and mount installation of the relay of being convenient for.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. A relay, characterized by: the multifunctional bottom shell comprises a bottom shell (1), and a first terminal (2) and a second terminal (3) which are inserted into the bottom shell (1), wherein the first terminal (2) comprises an insertion part (21), a first clamping part (22), an installation part (23), a second clamping part (24) and a first contact part (25) which are sequentially connected, the first clamping part (22) is vertically arranged with the installation part (23), the second clamping part (24) is vertically arranged with the installation part (23), the first clamping part (22) is mutually vertical to the second clamping part (24), two ends of the second terminal (3) are respectively provided with a third clamping part (31) and a second contact part (32) which are arranged in a crossed manner, the bottom shell (1) is provided with a first working slot (11) and a second working slot (12), the first working slot (11) is provided with a first clamping area (111), an installation area (112) and a second clamping area (113) which are sequentially communicated, the first clamping part (22) is arranged in the first clamping area (111), the mounting part (23) is arranged in the mounting area (112), the second clamping part (24) is arranged in the second clamping area (113), the second working slot (12) is provided with a third clamping area (121) and a fourth clamping area (122), the third clamping part (31) is arranged in the third clamping area (121), and the second contact part (32) is arranged in the fourth clamping area (122);
the relay further comprises two power terminals (4) inserted in the bottom shell (1);
the relay further comprises an electromagnetic device (5), the two power terminals (4) are used for supplying power to the electromagnetic device (5), the electromagnetic device (5) is provided with a clamping groove (51) used for accommodating the power terminals (4), the power terminals (4) are provided with bent portions (41), and the bent portions (41) penetrate through the clamping groove (51);
the relay further comprises a connecting device (6), the connecting device (6) comprises a yoke (61), an armature (62) and a movable spring (63), the yoke (61) is clamped with the bottom shell (1), one end of the movable spring (63) is arranged on the yoke (61), and the other end of the movable spring (63) is connected with the armature (62);
the movable contact spring (63) is provided with a first movable contact end (631) and a second movable contact end (632), and the first movable contact end (631) is connected with the second movable contact end (632);
wherein the electromagnetic device (5) is provided with a fixed connection end (52) for connecting a yoke (61) and a working end (53) for attracting an armature (62).
2. A relay according to claim 1, wherein: the first contact part (25) is provided with a first fixed contact end (251) matched with the movable contact end (631) for use, and the second contact part (32) is provided with a second fixed contact end (321) matched with the second movable contact end (632) for use.
3. A relay according to claim 1, wherein: the bottom shell (1) is further provided with a side plate (13) used for protecting the first movable contact end (631), and the first movable contact end (631) is located between the first fixed contact end (241) and the side plate (13).
4. A relay according to claim 1, wherein: the relay further comprises a shell (7) covering the outer side of the bottom shell (1), and the shell (7) is provided with a mounting hole (71) for mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710884682.0A CN107492470B (en) | 2017-09-26 | 2017-09-26 | Relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710884682.0A CN107492470B (en) | 2017-09-26 | 2017-09-26 | Relay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107492470A CN107492470A (en) | 2017-12-19 |
| CN107492470B true CN107492470B (en) | 2020-07-10 |
Family
ID=60653234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710884682.0A Active CN107492470B (en) | 2017-09-26 | 2017-09-26 | Relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107492470B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000173433A (en) * | 1998-12-07 | 2000-06-23 | Matsushita Electric Works Ltd | Electromagnetic relay |
| CN201629267U (en) * | 2010-04-15 | 2010-11-10 | 浙江正泰汽车零部件有限公司 | Small-sized car relay |
| KR101209801B1 (en) * | 2011-12-06 | 2012-12-11 | 현대자동차주식회사 | Relay apparatus |
| CN103367042A (en) * | 2012-04-09 | 2013-10-23 | 欧姆龙株式会社 | Electromagnetic relay |
| CN203288514U (en) * | 2012-04-09 | 2013-11-13 | 欧姆龙株式会社 | Sealing structure of electronic equipment |
| CN203481149U (en) * | 2013-10-18 | 2014-03-12 | 宁波金点电子有限公司 | Relay |
| CN203966977U (en) * | 2014-06-13 | 2014-11-26 | 深圳高登电器有限公司 | Electromagnetic relay |
| CN205621666U (en) * | 2016-04-21 | 2016-10-05 | 旺荣电子(深圳)有限公司 | Relay with firm terminal structure |
| CN207302983U (en) * | 2017-09-26 | 2018-05-01 | 三友联众集团股份有限公司 | A kind of relay |
-
2017
- 2017-09-26 CN CN201710884682.0A patent/CN107492470B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000173433A (en) * | 1998-12-07 | 2000-06-23 | Matsushita Electric Works Ltd | Electromagnetic relay |
| CN201629267U (en) * | 2010-04-15 | 2010-11-10 | 浙江正泰汽车零部件有限公司 | Small-sized car relay |
| KR101209801B1 (en) * | 2011-12-06 | 2012-12-11 | 현대자동차주식회사 | Relay apparatus |
| CN103367042A (en) * | 2012-04-09 | 2013-10-23 | 欧姆龙株式会社 | Electromagnetic relay |
| CN203288514U (en) * | 2012-04-09 | 2013-11-13 | 欧姆龙株式会社 | Sealing structure of electronic equipment |
| CN203481149U (en) * | 2013-10-18 | 2014-03-12 | 宁波金点电子有限公司 | Relay |
| CN203966977U (en) * | 2014-06-13 | 2014-11-26 | 深圳高登电器有限公司 | Electromagnetic relay |
| CN205621666U (en) * | 2016-04-21 | 2016-10-05 | 旺荣电子(深圳)有限公司 | Relay with firm terminal structure |
| CN207302983U (en) * | 2017-09-26 | 2018-05-01 | 三友联众集团股份有限公司 | A kind of relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107492470A (en) | 2017-12-19 |
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