CN208027978U - A kind of miniaturization high-current relay - Google Patents
A kind of miniaturization high-current relay Download PDFInfo
- Publication number
- CN208027978U CN208027978U CN201820375530.8U CN201820375530U CN208027978U CN 208027978 U CN208027978 U CN 208027978U CN 201820375530 U CN201820375530 U CN 201820375530U CN 208027978 U CN208027978 U CN 208027978U
- Authority
- CN
- China
- Prior art keywords
- switch control
- inductance
- diode
- current relay
- iron core
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of miniaturization high-current relays,Including induction coil and stabilized switch control circuit,The induction coil is arranged in the side of iron core,And iron core connects armature,Reed is installed in the left end of armature,The reed is equipped with movable contact,It is each provided with No.1 stationary contact and No. two stationary contacts in the both sides up and down of movable contact,And No.1 stationary contact and No. two stationary contacts are all connected with leading-out terminal,The armature is also connected with elastomeric spring,The stabilized switch control circuit is set on the base surface,And mainly by the first diode in switching circuit of voltage regulation,Inductance L1 and inductance L2 compositions,By setting up stabilized switch control circuit on relay,Controlled circuit Reverse Turning Control relay can directly be passed through,Simultaneously because taking the mode of voltage stabilizing control switch,It may make regulation and control more accurate,Avoid the generation of accident,It is particularly suitable for high-current relay.
Description
Technical field
The utility model is related to relay technical field, more particularly to a kind of miniaturization high-current relay.
Background technology
Relay is a kind of automatic electric switch, when giving certain energy of input as defined in one and keeping sufficiently long
Between when, it can automatically switch controlled circuit, be allowed to generate a transition, and then be capable of the shutdown of control circuit.In electromechanical
Relay is widely applied in the control circuit of instrument, and the type of relay is increasingly various, has also derived suitable for difference
The relay of environment, from the point of view of of short duration foreground, the energy of input is clearly inadequate compared to the return of acquisition, but takes
Be for long-range sight hundred profit and what none did harm to.
Currently, with the further development of electromechanical instrument, a kind of new-type high-current relay slowly expanded opens
Come, but the problem of such relay is displayed is many, the on the one hand volume of its occupancy circuit or inclined
Greatly；On the other hand, since regular high current circulates, the damage rate of relay is caused gradually to increase.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of miniaturization high-current relays, using discrete knot
Structure, it is compact to have cause, space is saved, while relay regulation and control are accurate, reduce damage rate when its operation, can effectively solve in this way
Certainly the problems in background technology.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of miniaturization high-current relay, packet
Induction coil and stabilized switch control circuit are included, the induction coil is arranged in the side of iron core, and iron core connects armature, is holding in the mouth
The left end of iron is equipped with reed, and the reed is equipped with movable contact, No.1 stationary contact is each provided in the both sides up and down of movable contact
With No. two stationary contacts, and No.1 stationary contact and No. two stationary contacts are all connected with leading-out terminal, and the armature is also connected with elastomeric spring, institute
State stabilized switch control circuit and be set on the base surface, and in switching circuit of voltage regulation mainly by the first diode, inductance L1 and
Inductance L2 compositions, first diode are serially connected with the first capacitance, first resistor and second resistance, connect in the lower end of first resistor
V2 triodes are connect, and the base stage connection third transistor and 3rd resistor of V2 triodes, the lower end of the inductance L1 connect V1 tri-
Pole pipe connects voltage-stabiliser tube and the 4th diode in the base stage of V1 triodes, and voltage-stabiliser tube and the 4th diode middle position connect
Connect third capacitance, the corresponding other end of the inductance L2 is sequentially connected with the second diode and the second capacitance.
As a kind of preferred technical solution of the utility model, the stabilized switch control circuit is arranged in induction coil
Left side, and stabilized switch control circuit is arranged on the right side of leading-out terminal.
As a kind of preferred technical solution of the utility model, the elastomeric spring is located at the right side of iron core.
As a kind of preferred technical solution of the utility model, leading-out terminal is also connected in the stabilized switch control circuit
And input terminal.
As a kind of preferred technical solution of the utility model, the voltage stabilizing value of the voltage-stabiliser tube is controllable.
As a kind of preferred technical solution of the utility model, the iron core uses brass material.
Using above-mentioned technical proposal, suitable voltage-stabiliser tube is chosen according to the driving voltage of high-current relay, can be passed through
Leading-out terminal drives the folding of high-current relay, avoids the case where opening by mistake or accidentally closing, and improves high current work
When safety；Separated structure is used simultaneously, it is compact to have cause, space and cost are saved, it is made gradually to be intended to minimize.
Description of the drawings
Fig. 1 is the utility model high-current relay structural schematic diagram；
Fig. 2 is the utility model stabilized switch control circuit structural representation.
In figure, 1- pedestals；2- No.1 stationary contacts；3- movable contacts；No. bis- stationary contacts of 4-；5- reeds；6- armature；7- elasticity bullets
Spring；8- iron cores；9- induction coils；10- stabilized switch control circuits；11- leading-out terminals；12- input terminals；The one or two poles 13-
Pipe；The first capacitances of 14-；15- first resistors；16- second resistances；17- inductance L1；18- inductance L2；The second diodes of 19-；20-
Second capacitance；21-V1 triodes；22- 3rd resistors；23- third diodes；24-V2 triodes；25- voltage-stabiliser tubes；26- the 4th
Diode；27- third capacitances.
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
It please refers to Fig.1 and Fig. 2, the utility model provides a kind of technical solution：A kind of miniaturization high-current relay, including
Induction coil 9 and stabilized switch control circuit 10, the induction coil 9 is arranged in the side of iron core 8, and iron core 8 connects armature
6, reed 5 is installed in the left end of armature 6, the reed 5 is equipped with movable contact 3, is each provided in the both sides up and down of movable contact 3
No.1 stationary contact 2 and No. two stationary contacts 4, and No.1 stationary contact 2 and No. two stationary contacts 4 are all connected with leading-out terminal 11, the armature 6
It is also connected with elastomeric spring 7, the stabilized switch control circuit 10 is arranged in 1 upper surface of pedestal, and main in switching circuit of voltage regulation 10
It to be made of the first diode 13, inductance L117 and inductance L218, first diode 13 is serially connected with the first capacitance 14, first
Resistance 15 and second resistance 16, in the lower end of first resistor 15 connection V2 triodes 24, and the base stage connection of V2 triodes 24 the
Three triodes 23 and 3rd resistor 22, the lower end connection V1 triodes 21 of the inductance L117, connect in the base stage of V1 triodes 21
Voltage-stabiliser tube 25 and the 4th diode 26 are connect, and voltage-stabiliser tube 25 connects third capacitance 27 with 26 middle position of the 4th diode, institute
It states the corresponding other ends of inductance L218 and is sequentially connected with the second diode 19 and the second capacitance 20.
Preferably, the stabilized switch control circuit 10 is arranged in the left side of induction coil 9, and stabilized switch control electricity
Road 10 is arranged on the right side of leading-out terminal 11；The elastomeric spring 7 is located at the right side of iron core 8；The stabilized switch control circuit
Leading-out terminal 11 and input terminal 12 are also connected on 10；The voltage stabilizing value of the voltage-stabiliser tube 25 is controllable；The iron core 8 uses brass material
Matter.
The operation principle of the utility model：When specifically used, big voltage is connected on leading-out terminal 11, through the first diode 13
The DC voltage that about 300V is obtained after rectification and the filtering of the first capacitance 14 is added in the upper end of inductance L117, while this voltage is through first
Resistance 15 to V1 triodes 21 plus biasing after after so that it is connected slightly, there is electric current to flow through inductance L117, while feedback inductance
The upper end of L218 forms positive voltage, it is made more to be connected, or even saturation, and finally with the reduction of feedback current, V1 triodes 21 are rapid
It exits saturation and ends, so cycle forms oscillation, induces required relay driving voltage on the secondary winding.Inductance
L218 is feedback coil, while also forming regulator circuit together with voltage-stabiliser tube 25, the 4th diode 26 and third capacitance 27.When
After voltage after two diodes, 19 rectification on the second capacitance 20 increases, while inductance L218 is also shown as through the 4th diode 26
Voltage after rectification on 25 cathode of voltage-stabiliser tube is lower, it is connected when down to about the voltage stabilizing value of voltage-stabiliser tube 25 (9V), makes V1
Triode 21 has base stage to be shorted to ground, and shutdown V1 triodes 21 finally make output voltage reduce.3rd resistor 22, in circuit
Three diodes 23 and V2 triodes 24 form current foldback circuit.When certain reasons cause the operating current of V1 triodes 21 greatly too
When, the voltage transformer generated in 3rd resistor 22 adds to the base stage of V2 triodes 24, V2 triodes 24 through third diode 23
Conducting, 21 base voltage of V1 triodes decline, its electric current is made to reduce.The voltage stabilizing value theory of voltage-stabiliser tube 25 is 9V+0.5~0.7V,
In practical application, to change output voltage, as long as replacing different voltage stabilizing values, voltage stabilizing value is smaller, and output voltage is lower,
It is on the contrary then higher；Output voltage drives induction coil 9 to input terminal 12, generates excitation by iron core 8, iron core 8 attracts armature
6, the reed 5 that armature 6 connects contacts under the elongation of elastomeric spring with No. two stationary contacts 4, at this time the circuit on No.1 stationary contact 2
It is closed, vice versa.The utility model chooses suitable voltage-stabiliser tube 25 according to the driving voltage of high-current relay, can pass through
Leading-out terminal 11 drives the folding of high-current relay, avoids the case where opening by mistake or accidentally closing, improves high current work
Safety when making；Separated structure is used simultaneously, it is compact to have cause, space and cost are saved, it is made gradually to be intended to minimize.
The embodiment of the utility model is explained in detail above in association with attached drawing, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the scope of protection of the utility model.
Claims (6)
1. a kind of miniaturization high-current relay, including induction coil (9) and stabilized switch control circuit (10), feature exists
In：Induction coil (9) setting is in the side of iron core (8), and iron core (8) connects armature (6), pacifies in the left end of armature (6)
Equipped with reed (5), the reed (5) is equipped with movable contact (3), and No.1 stationary contact is each provided in the both sides up and down of movable contact (3)
Point (2) and No. two stationary contacts (4), and No.1 stationary contact (2) and No. two stationary contacts (4) are all connected with leading-out terminal (11), the rank
Iron (6) is also connected with elastomeric spring (7), and the stabilized switch control circuit (10) is arranged in pedestal (1) upper surface, and stabilized switch
It is mainly made of the first diode (13), inductance L1 (17) and inductance L2 (18) in circuit (10), first diode (13)
It is serially connected with the first capacitance (14), first resistor (15) and second resistance (16), in the lower end of first resistor (15) tri- poles connection V2
It manages (24), and the base stage connection third transistor (23) and 3rd resistor (22) of V2 triodes (24), the inductance L1 (17)
Lower end connects V1 triodes (21), in the base stage connection voltage-stabiliser tube (25) of V1 triodes (21) and the 4th diode (26), and surely
Pressure pipe (25) connects third capacitance (27) with the 4th diode (26) middle position, the corresponding other end of the inductance L2 (18)
It is sequentially connected with the second diode (19) and the second capacitance (20).
2. a kind of miniaturization high-current relay according to claim 1, it is characterised in that：The stabilized switch control electricity
Road (10) setting is in the left side of induction coil (9), and stabilized switch control circuit (10) setting is on the right side of leading-out terminal (11).
3. a kind of miniaturization high-current relay according to claim 1, it is characterised in that：The elastomeric spring (7) sets
Right side in iron core (8).
4. a kind of miniaturization high-current relay according to claim 1, it is characterised in that：The stabilized switch control electricity
Leading-out terminal (11) and input terminal (12) are also connected on road (10).
5. a kind of miniaturization high-current relay according to claim 1, it is characterised in that：The voltage-stabiliser tube (25) it is steady
Pressure value is controllable.
6. a kind of miniaturization high-current relay according to claim 1, it is characterised in that：The iron core (8) is using yellow
Copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820375530.8U CN208027978U (en) | 2018-03-20 | 2018-03-20 | A kind of miniaturization high-current relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820375530.8U CN208027978U (en) | 2018-03-20 | 2018-03-20 | A kind of miniaturization high-current relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208027978U true CN208027978U (en) | 2018-10-30 |
Family
ID=63907551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820375530.8U Expired - Fee Related CN208027978U (en) | 2018-03-20 | 2018-03-20 | A kind of miniaturization high-current relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208027978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071544A (en) * | 2020-02-21 | 2020-04-28 | 福清市茂顺包装有限公司 | Loading machine controlled by relay |
-
2018
- 2018-03-20 CN CN201820375530.8U patent/CN208027978U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071544A (en) * | 2020-02-21 | 2020-04-28 | 福清市茂顺包装有限公司 | Loading machine controlled by relay |
| CN111071544B (en) * | 2020-02-21 | 2020-12-22 | 嘉兴市创美电器有限公司 | Loading machine controlled by relay |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20140153290A1 (en) | Dc/dc converter with variable output voltage | |
| CN208027978U (en) | A kind of miniaturization high-current relay | |
| CN103580104B (en) | Cable compensation circuit | |
| CN101127487B (en) | Secondary side control power converter | |
| CN103457472A (en) | Switching power supply and lamp applying same | |
| CN110649583B (en) | Inductance-resistance type direct current limiting device and method based on magnetic coupling enhancement characteristic | |
| CN2625948Y (en) | Noncontact compensating power stabilizer | |
| CN208094444U (en) | Self-device synchronous rectification circuit | |
| CN106803675A (en) | Three-phase distribution circuit automatic regulating voltage method of the no-flashy-flow without electric arc gear shift | |
| CN210200527U (en) | On-load tap changing transformer | |
| CN104702091A (en) | Soft start circuit of switching power supply | |
| CN106803676A (en) | Three-phase distribution circuit automatic regulating voltage method and its equipment of the no-flashy-flow without electric arc gear shift | |
| CN215772959U (en) | High-low voltage automatic switching circuit of isolation transformer | |
| CN211045245U (en) | Transformer pre-magnetizing circuit | |
| CN212625390U (en) | Relay switch circuit and motor controller | |
| CN202423180U (en) | Control device for closing coil of breaker | |
| CN110556242B (en) | On-load voltage regulating transformer and voltage regulating method | |
| CN210839330U (en) | Output soft start circuit | |
| SU1767551A1 (en) | Electromagnet control device | |
| CN220553391U (en) | Switch module for contactor and contactor module | |
| CN203151072U (en) | Intelligent molded case circuit breaker undervoltage tripping control module | |
| CN203562960U (en) | High-frequency switching power supply, active filter and inverter | |
| CN219304696U (en) | Capacitor discharge control circuit and device | |
| CN209199864U (en) | A kind of bimodulus breaker | |
| CN213094175U (en) | Transformer on-load tap-changer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20210320 |