CN211320024U - Relay with auxiliary switch - Google Patents
Relay with auxiliary switch Download PDFInfo
- Publication number
- CN211320024U CN211320024U CN201922307776.9U CN201922307776U CN211320024U CN 211320024 U CN211320024 U CN 211320024U CN 201922307776 U CN201922307776 U CN 201922307776U CN 211320024 U CN211320024 U CN 211320024U
- Authority
- CN
- China
- Prior art keywords
- terminal
- insulator
- switch unit
- auxiliary switch
- elastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Push-Button Switches (AREA)
Abstract
The utility model relates to the technical field of relays, in particular to a relay with an auxiliary switch, which comprises an insulator, an electromagnet and a main switch unit which are arranged on the insulator, and an armature unit which is movably arranged on the insulator; the main switch unit comprises a first movable terminal and a first static terminal which are arranged on the insulator, the auxiliary switch unit comprises a second movable terminal and a second static terminal which are arranged on the insulator, the electromagnet drives the insulating push sheet through the armature unit to enable the movable terminal to be connected or disconnected with the static terminal, and the conducting state of the main switch unit is opposite to that of the auxiliary switch unit; the second movable terminal and the second fixed terminal are provided with arc-shaped arches for connection or disconnection; the auxiliary switch unit is used for monitoring the on or off state of the main switch unit, and the auxiliary switch unit is stably switched on or off through the arc-shaped arched structural design of the second movable terminal and the second fixed terminal, so that the monitoring performance stability of the auxiliary switch unit is ensured.
Description
Technical Field
The utility model relates to a relay technical field especially discloses a relay with auxiliary switch.
Background
The relay is a common automatic switch in a circuit system, the relay is various in types, the electromagnetic relay is a common relay, the electromagnetic relay is provided with a movable terminal and a fixed terminal, the movable terminal and the fixed terminal are connected with an external main circuit, and when the electromagnetic relay is actually used, the magnetic circuit system of the electromagnetic relay drives the movable terminal to be connected with or disconnected from the fixed terminal, so that the main circuit is connected with or disconnected from the main circuit. In the prior art, the on-off state of the movable terminal and the fixed terminal cannot be monitored, so that the electromagnetic relay is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a relay with auxiliary switch, auxiliary switch unit are used for monitoring the on or off state of main switch unit, and the structure design of arc hunch-up of terminal and the quiet terminal of second is moved via the second avoids auxiliary switch unit to switch on or break off steadily, ensures the stability of auxiliary switch unit monitoring performance.
In order to achieve the above object, the present invention provides a relay with an auxiliary switch, including an insulator, an electromagnet disposed on the insulator, an armature unit movably disposed on the insulator, and a main switch unit disposed on the insulator, wherein the electromagnet drives the main switch unit to be turned on or off via the armature unit; the electromagnetic switch further comprises an auxiliary switch unit and an insulation push sheet, wherein the main switch unit comprises a first movable terminal and a first static terminal which are arranged on the insulator, the auxiliary switch unit comprises a second movable terminal and a second static terminal which are arranged on the insulator, two ends of the insulation push sheet are respectively arranged on the first movable terminal and the second movable terminal, the electromagnet drives the insulation push sheet to move through the armature unit, the moving insulation push sheet drives the movable terminal to be connected or disconnected with the static terminal, and the conducting state of the main switch unit is opposite to that of the auxiliary switch unit; the second movable terminal and the second fixed terminal are provided with arc-shaped arches for connection or disconnection.
Preferably, the second stationary terminal includes a first fixing portion and a second fixing portion respectively disposed on the insulator, and the arc-shaped arch of the second stationary terminal is located between the first fixing portion and the second fixing portion.
Preferably, the second movable terminal comprises a third fixing portion arranged on the insulator and an elastic portion arranged on the third fixing portion, the free end of the elastic portion is arranged at one end of the insulating push piece, and the arc-shaped arch of the second movable terminal is located between the matching position of the third fixing portion and the elastic portion and the matching position of the elastic portion and the insulating push piece.
Preferably, the insulating push sheet is provided with an accommodating groove, the free end of the elastic part is located in the accommodating groove, the insulating push sheet is provided with an elastic piece located in the accommodating groove, one end of the elastic piece abuts against the insulating push sheet, and the other end of the elastic piece presses and holds the elastic part on the insulating push sheet.
Preferably, the elastic member is a spring, the insulating push sheet is provided with a protruding column located in the accommodating groove, and one end of the spring is sleeved outside the protruding column.
Preferably, the armature unit comprises an insulating block rotatably arranged on the insulator, an armature piece arranged on the insulating block, and an elastic piece, wherein a clamping groove is formed in the middle of the insulating push piece, the insulator is provided with a protruding head extending into the clamping groove, the elastic piece is provided with an elastic head portion extending into the clamping groove, and the elastic head portion and the protruding head respectively abut against inner groove walls of the clamping groove, which are far away from each other.
The utility model has the advantages that: the conductive state of the main switch unit is opposite to that of the auxiliary switch unit, and the auxiliary switch unit is used for monitoring the on or off state of the main switch unit; the second movable terminal and the second fixed terminal are provided with a conducting or breaking arc arch, and the auxiliary switch unit is stably conducted or broken through the structural design of the arc arch of the second movable terminal and the second fixed terminal, so that the monitoring performance stability of the auxiliary switch unit is ensured.
Drawings
Fig. 1 is a schematic exploded view of the present invention;
fig. 2 is a schematic perspective view of the armature unit, the second movable terminal, the second stationary terminal, the insulating tip and the elastic member of the present invention.
The reference numerals include:
1-insulator 2-electromagnet 3-armature unit
4-insulating push sheet 5-first movable terminal 6-first static terminal
7-second movable terminal 8-second fixed terminal 9-arc arch
11-first fixed part 12-second fixed part 13-third fixed part 14-elastic part 15-containing groove 16-elastic piece
17-stud 18-insulating block 19-armature member
21-spring piece 22-protruding head 23-warhead part
24-boss 25-slot.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
Referring to fig. 1 to 2, a relay with an auxiliary switch of the present invention includes an insulator 1, an electromagnet 2 installed on the insulator 1, an armature unit 3 movably installed on the insulator 1, and a main switch unit installed on the insulator 1, wherein the electromagnet 2 drives the armature unit 3 to move relative to the insulator 1, and the moving armature unit 3 drives the main switch unit to be turned on or off.
The insulating push piece 4 is provided with an auxiliary switch unit and an insulating push piece, preferably, the main switch unit and the auxiliary switch unit are respectively arranged at two ends of the insulating body 1, which are far away from each other, so that interference and collision between the main switch unit and the auxiliary switch unit in the use process are avoided.
The main switch unit comprises a first movable terminal 5 and a first fixed terminal 6 which are arranged on the insulator 1, the auxiliary switch unit comprises a second movable terminal 7 and a second fixed terminal 8 which are arranged on the insulator 1, the left end and the right end of the insulating push piece 4 are respectively arranged on the first movable terminal 5 and the second movable terminal 7, the electromagnet 2 drives the insulating push piece 4 to move through the armature unit 3, the moving insulating push piece 4 drives the first movable terminal 5 and the second movable terminal 7 to move, the moving first movable terminal 5 is connected with the first fixed terminal 6, and the moving second movable terminal 7 is connected with the second fixed terminal 8.
The conductive state of the main switching unit is opposite to that of the auxiliary switching unit, i.e. when the first movable terminal 5 conducts the first stationary terminal 6, the second movable terminal 7 is disconnected from the second stationary terminal 8; when the first movable terminal 5 is disconnected from the first fixed terminal 6, the second movable terminal 7 is conducted with the second fixed terminal 8; the use state of the main switch unit can be known through the on or off signal fed back by the auxiliary switch unit, and the monitoring operability of the main switch unit is realized.
The second movable terminal 7 and the second fixed terminal 8 are provided with arc arches 9 which are communicated with each other or disconnected from each other, and the arc arches 9 are positioned on one side of the second movable terminal 7 and the second fixed terminal 8 which are close to each other. The arch 9 is substantially C-shaped, and the longitudinal direction of the arch 9 of the second movable terminal 7 is arranged to intersect the longitudinal direction of the arch 9 of the second stationary terminal 8, and preferably, the longitudinal direction of the arch 9 of the second movable terminal 7 is arranged to be perpendicular to the longitudinal direction of the arch 9 of the second stationary terminal 8. Through the arrangement of the arc-shaped arches 9 of the second movable terminal 7 and the second fixed terminal 8, the contact areas of the second movable terminal 7 and the second fixed terminal 8 are reduced while the conduction of the second movable terminal 7 and the second fixed terminal 8 is ensured, so that the second movable terminal 7 and the second fixed terminal 8 are accurately conducted and accurately disconnected.
The conductive state of the main switch unit is opposite to that of the auxiliary switch unit, and the auxiliary switch unit is used for monitoring the on or off state of the main switch unit; the second movable terminal 7 and the second fixed terminal 8 are provided with an on-off arc-shaped arch 9, and the auxiliary switch unit is stably switched on or off through the structural design of the arc-shaped arch 9 of the second movable terminal 7 and the second fixed terminal 8, so that the monitoring performance stability of the auxiliary switch unit is ensured.
The second stationary terminal 8 includes a first fixing portion 11 and a second fixing portion 12 respectively mounted on the insulator 1, the first fixing portion 11 and the second fixing portion 12 are substantially flat, and the arc-shaped bulge 9 of the second stationary terminal 8 is located between the first fixing portion 11 and the second fixing portion 12. Through the arrangement of the two fixing parts, the second fixed terminal 8 is stably installed on the insulator 1, and when the arc-shaped arch 9 of the second movable terminal 7 frequently collides and conducts the arc-shaped arch 9 of the second fixed terminal 8, the problem that the auxiliary switch unit is not used well due to the fact that the arc-shaped arch 9 of the second fixed terminal 8 moves relative to the insulator 1 is avoided.
The second movable terminal 7 comprises a third fixing part 13 arranged on the insulator 1 and an elastic part 14 arranged on the third fixing part 13, the free end of the elastic part 14 is arranged at one end of the insulating push sheet 4, and the arc-shaped arch 9 of the second movable terminal 7 is positioned between the matching part of the third fixing part 13 and the elastic part 14 and the matching part of the elastic part 14 and the insulating push sheet 4.
When the electromagnetic switch is used, the electromagnet 2 drives the armature unit 3 to move relative to the insulator 1, the moving armature unit 3 drives the insulation push sheet 4 to move, the moving insulation push sheet 4 drives the elastic part 14 to move, and the moving elastic part 14 moves together with the arc-shaped arch 9 with the second movable terminal 7, so that the arc-shaped arch 9 of the second movable terminal 7 is enabled to be switched on or switched off the arc-shaped arch 9 of the second fixed terminal 8.
The insulating push sheet 4 is provided with a containing groove 15, the free end of the elastic part 14 is located in the containing groove 15, the insulating push sheet 4 is provided with an elastic part 16 located in the containing groove 15, one end of the elastic part 16 abuts against the insulating push sheet 4, and the other end of the elastic part 16 abuts against the elastic part 14 so as to press and hold the elastic part 14 on the insulating push sheet 4.
Through the arrangement of the elastic part 16, the elastic part 14 is stably arranged on the insulating push sheet 4, when the insulating push sheet 4 moves, the situation that the second movable terminal 7 cannot be accurately connected or disconnected with the second stationary terminal 8 due to relative sliding between the insulating push sheet 4 and the elastic part 14 is avoided, the accuracy of the service state of the auxiliary switch unit is ensured, and the accuracy of the auxiliary switch unit in monitoring the main switch unit is further improved.
The elastic element 16 is a spring, the insulating push sheet 4 is provided with a protruding column 17 located in the accommodating groove 15, and one end of the spring is sleeved on the outer side of the protruding column 17. The spring is limited by the protruding column 17, the elastic piece 16 is accurately limited on the insulating push sheet 4, and the phenomenon that the auxiliary switch unit is not used well due to the fact that the elastic piece 16 moves relative to the insulating push sheet 4 is avoided.
The armature unit 3 comprises an insulating block 18 rotatably arranged on the insulator 1, an armature piece 19 arranged on the insulating block 18 and a spring piece 21, the armature piece 19 is a substantially rectangular flat plate, a clamping groove 25 is formed in the middle of the insulating push piece 4, the insulator 1 is provided with a protruding head 22 extending into the clamping groove 25, the spring piece 21 is provided with a spring head portion 23 extending into the clamping groove 25, and the spring head portion 23 and the protruding head 22 respectively abut against inner groove walls of the clamping groove 25, which are far away from each other.
When the device is used, the electromagnet 2 attracts the armature piece 19 to enable the armature piece 19 to move relative to the insulator 1, the moving armature piece 19 drives the insulating block 18 to rotate relative to the insulator 1, the rotating insulating block 18 drives the protruding head 22 to rotate, and through the arrangement of the elastic piece 21, the protruding head 22 is guaranteed to be stably abutted against the inner groove wall of the clamping groove 25, so that the main switch unit and the auxiliary switch unit are prevented from being badly used due to relative sliding between the protruding head 22 and the insulating push piece 4. Preferably, the bullet head portion 23 is provided with a plurality of protrusions 24 abutting against the inner groove wall of the slot 25, and the plurality of protrusions 24 are arranged in a row along the length direction of the bullet piece 21.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. A relay with an auxiliary switch comprises an insulator, an electromagnet arranged on the insulator, an armature unit movably arranged on the insulator, and a main switch unit arranged on the insulator, wherein the electromagnet drives the main switch unit to be switched on or off through the armature unit; the method is characterized in that: the electromagnetic switch further comprises an auxiliary switch unit and an insulation push sheet, wherein the main switch unit comprises a first movable terminal and a first static terminal which are arranged on the insulator, the auxiliary switch unit comprises a second movable terminal and a second static terminal which are arranged on the insulator, two ends of the insulation push sheet are respectively arranged on the first movable terminal and the second movable terminal, the electromagnet drives the insulation push sheet to move through the armature unit, the moving insulation push sheet drives the movable terminal to be connected or disconnected with the static terminal, and the conducting state of the main switch unit is opposite to that of the auxiliary switch unit; the second movable terminal and the second fixed terminal are provided with arc-shaped arches for connection or disconnection.
2. The relay with auxiliary switch of claim 1, wherein: the second fixed terminal comprises a first fixed part and a second fixed part which are respectively arranged on the insulator, and the arc-shaped arch of the second fixed terminal is positioned between the first fixed part and the second fixed part.
3. The relay with auxiliary switch of claim 1, wherein: the second moves the terminal including setting up in the third fixed part of insulator, setting up in the elastic component of third fixed part, the free end of elastic component sets up in the one end of insulating push jack, and the arc arch of second moves the terminal and is located between the cooperation department of third fixed part and elastic component, the cooperation department of elastic component and insulating push jack.
4. The relay with auxiliary switch of claim 3, wherein: the insulating push sheet is provided with an accommodating groove, the free end of the elastic part is positioned in the accommodating groove, the insulating push sheet is provided with an elastic piece positioned in the accommodating groove, one end of the elastic piece is abutted against the insulating push sheet, and the other end of the elastic piece presses and holds the elastic part on the insulating push sheet.
5. The relay with auxiliary switch of claim 4, wherein: the elastic piece is a spring, the insulating push sheet is provided with a protruding column positioned in the accommodating groove, and one end of the spring is sleeved on the outer side of the protruding column.
6. The relay with auxiliary switch of claim 1, wherein: the armature unit comprises an insulating block rotatably arranged on the insulator, a connecting iron piece arranged on the insulating block and an elastic piece, a clamping groove is formed in the middle of the insulating push piece, a protruding head extending into the clamping groove is arranged on the insulator, an elastic head portion extending into the clamping groove is arranged on the elastic piece, and the elastic head portion and the protruding head portion respectively abut against inner groove walls, far away from the clamping groove, of the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307776.9U CN211320024U (en) | 2019-12-19 | 2019-12-19 | Relay with auxiliary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922307776.9U CN211320024U (en) | 2019-12-19 | 2019-12-19 | Relay with auxiliary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211320024U true CN211320024U (en) | 2020-08-21 |
Family
ID=72053730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922307776.9U Active CN211320024U (en) | 2019-12-19 | 2019-12-19 | Relay with auxiliary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211320024U (en) |
-
2019
- 2019-12-19 CN CN201922307776.9U patent/CN211320024U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101620130B1 (en) | Power transfer switch | |
| WO2018205296A1 (en) | Direct current contactor having auxiliary contacts | |
| CN210984642U (en) | Elastic piece reset type telescopic push rod assembly | |
| CN211320024U (en) | Relay with auxiliary switch | |
| CN211320025U (en) | Relay with auxiliary contact | |
| CN107507739B (en) | Sealed contact assembly | |
| CN110854591B (en) | Electric shock prevention socket | |
| CN209895991U (en) | Multi-contact relay | |
| CN211555799U (en) | Relay with hard needle type sampling structure | |
| CN217158546U (en) | Prevent anti-dress battery compartment and VR handle | |
| CN210984637U (en) | Magnetic circuit improved telescopic push rod relay | |
| CN112509873A (en) | Relay with low impedance and high reliability | |
| CN214672412U (en) | Armature stable relay convenient for contact breaking | |
| CN110137036B (en) | Multi-contact relay | |
| CN109637900B (en) | Synchronous electromagnetic relay with double-contact assemblies | |
| CN214068654U (en) | Self-balancing double-contact reed structure | |
| CN217280471U (en) | Micro-switch | |
| CN214254303U (en) | Relay with high-strength anti-rebound terminal | |
| CN217822588U (en) | Mounting structure, contact mounting device and relay | |
| CN210073662U (en) | Interlocking type contactor | |
| CN214068646U (en) | Relay with low impedance and high reliability | |
| CN212161654U (en) | Contact mechanism and microswitch | |
| CN219832446U (en) | Scram button capable of preventing false touch | |
| CN214280355U (en) | Socket and industrial connector | |
| CN214226833U (en) | Plate-type adsorption type multi-contact electromagnetic relay |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 239499 east of Wuyi Road, south of LINGJI Avenue, Mingguang Industrial Park, Chuzhou City, Anhui Province Patentee after: Mingguang Sanyou Power Technology Co.,Ltd. Address before: 239499 east of Wuyi Road, south of LINGJI Avenue, Mingguang Industrial Park, Chuzhou City, Anhui Province Patentee before: MINGGUANG WANJIA LIANZHONG ELECTRONIC Co.,Ltd. |