CN107610979A - A kind of elevating lever based on Control - Google Patents
A kind of elevating lever based on Control Download PDFInfo
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- CN107610979A CN107610979A CN201710999439.3A CN201710999439A CN107610979A CN 107610979 A CN107610979 A CN 107610979A CN 201710999439 A CN201710999439 A CN 201710999439A CN 107610979 A CN107610979 A CN 107610979A
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- elevating lever
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- working relay
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Abstract
The present invention relates to Control technical field, especially a kind of elevating lever based on Control, first circuit is provided with the first working relay U1, the second circuit is provided with the second working relay U2, when the first working relay U1 works, the positive and negative terminal of motor has 48V voltage, and elevating lever is past to be declined；When the second working relay U2 works, the positive and negative terminal of motor has+48V voltage, and elevating lever is toward rising, and the signal for efficiently solving the capture card output of existing industrial computer only has data signal, and the voltage of output is less than 5V, can not directly make relay driven problem.
Description
Technical field
The present invention relates to Control technical field, especially a kind of elevating lever based on Control.
Background technology
Relay (English name：Relay it is) a kind of electric control device, is when the change of input quantity (energizing quantity) reaches rule
During provisioning request, make controlled volume that a kind of electrical equipment of predetermined Spline smoothing occur in electric output circuit.It has control system
(also known as input circuit) and by the interactive relationship between control system (also known as output loop).It is commonly used to the control of automation
In circuit, it is actually to be gone to control one kind " automatic switch " of high current running with low current.Therefore play in circuit automatic
Regulation, safeguard protection, change-over circuit etc. act on.
Because the signal that the capture card of industrial computer exports only has data signal, the voltage of output is less than 5V, and relay
Driving voltage is 5V, in order to make relay driven, it is necessary to add peripheral circuit, herein, devises one simply
Circuit, can be to realize this function using a triode and diode.
The content of the invention
The technical problem to be solved in the present invention is：In order to which the signal for solving the output of the capture card of existing industrial computer only has numeral
Signal, the voltage of output are less than 5V, can not directly make relay driven problem, and the invention provides one kind to be based on relay
The elevating lever of control, first circuit are provided with the first working relay U1, the second circuit be provided with the second work after
Electrical equipment U2, when the first working relay U1 works, the positive and negative terminal of motor has -48V voltage, and elevating lever is past to be declined；When second
When working relay U2 works, the positive and negative terminal of motor has+48V voltage, and elevating lever efficiently solves existing industrial computer toward rising
Capture card output signal there was only data signal, the voltage of output is less than 5V, can not directly make relay driven problem.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of elevating lever based on Control, including first circuit and second circuit, wherein, first electricity
Road is provided with the first working relay U1, and the second circuit is provided with the second working relay U2, when the first working relay
When U1 works, the positive and negative terminal of motor has -48V voltage, and elevating lever is past to be declined；When the second working relay U2 works, motor
Positive and negative terminal have+48V voltage, elevating lever is toward rising.
Further, first circuit also include the first triode Q1, first resistor R1 and with first work after
First diode D1, the first working relay U1 in parallel electrical equipment U1 4,5 ports are negative with the first diode D1 respectively
Pole, the first triode Q1 emitter stage are connected；Second circuit also include the second triode Q2, second resistance R2 and
The second diode D2, the second working relay U2 in parallel with the second working relay U2 4,5 ports are respectively with second
Diode D2 negative pole, the second triode Q2 emitter stage are connected；Wherein, 3 ports of the first working relay U1 and institute
6 ports for stating the second working relay U2 connect 48V DC voltage, 1 port of the first working relay U1 and described
Two working relay U2 8 ports ground connection；4 ports and 5 ports of relay are driving interface, No. 2 ports of relay and No. 7
Port is common port, and 1 port and 8 ports of relay are normally opened end state, and 3 ports and 6 ports of relay are normal-closed end shape
State.
Further, the first working relay U1 and the second working relay U2 is OML-SS-205L relays.
Further, the first triode Q1 and the second triode Q2 is S8050 triodes.
Further, the first resistor R1 and second resistance R2 is 4.7K Ω.
Further, the first working relay U1 and the second working relay U2 driving voltage are 5V.
The beneficial effects of the invention are as follows：The invention provides a kind of elevating lever based on Control, first electricity
Road is provided with the first working relay U1, and the second circuit is provided with the second working relay U2, when the first working relay
When U1 works, the positive and negative terminal of motor has -48V voltage, and elevating lever is past to be declined；When the second working relay U2 works, motor
Positive and negative terminal have+48V voltage, toward rising, the signal for efficiently solving the capture card output of existing industrial computer only has elevating lever
Data signal, the voltage of output are less than 5V, can not directly make relay driven problem；The first working relay U1 and
Second working relay U2 is OML-SS-205L relays, and the first triode Q1 and the second triode Q2 are S8050
Triode, cost is low, and versatility is wide.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the schematic diagram of invention relay；
Fig. 2 is the pcb board figure of the present invention.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
A kind of elevating lever based on Control, including first circuit and second circuit, wherein, on the first circuit
Provided with the first working relay U1, second circuit is provided with the second working relay U2, when the first working relay U1 works,
The positive and negative terminal of motor has -48V voltage, and elevating lever is past to be declined；When the second working relay U2 works, the positive and negative terminal of motor has
+ 48V voltage, elevating lever is past to be risen；First circuit also include the first triode Q1, first resistor R1 and with the first work
4,5 ports for making relay U1 the first diode D1, the first working relay U1 in parallel are negative with the first diode D1 respectively
Pole, the first triode Q1 emitter stage are connected；Second circuit also includes the second triode Q2, second resistance R2 and with the
Second diode D2, the second working relay U2 in parallel two working relay U2 4,5 ports respectively with the second diode D2
Negative pole, the second triode Q2 emitter stage is connected；Wherein, the first working relay U1 3 ports and the second working relay
U2 6 ports connect 48V DC voltage, and the first working relay U1 1 port and the second working relay U2 8 ports connect
Ground；4 ports and 5 ports of relay are driving interface, and No. 2 ports of relay and No. 7 ports are common port, the 1 of relay
Port and 8 ports are normally opened end state, and 3 ports and 6 ports of relay are normal-closed end state.
In a kind of embodiment, the first working relay U1 and the second working relay U2 are OML-SS-205L
Relay.
In a kind of embodiment, the first triode Q1 and the second triode Q2 are S8050 triodes.
In a kind of embodiment, first resistor R1 and second resistance R2 are 4.7K Ω.
In a kind of embodiment, the first working relay U1 and the second working relay U2 driving voltage are
5V。
4,5 interfaces of relay are driving interface, driving voltage 5V, i.e., when 4 and 5 interface ends add 5V voltages, after
Electrical equipment can drive.The 2 of relay and 7 be common port, and the 3 of relay and 6 be normal-closed end, and the 1 of relay and 8 be normally opened
End.
When relay does not work, what normal-closed end and common port were connected to, when relay works, common port and normally opened end
It is connected.Input high level trigger triode conducting, when triode from turn on be changed into cut-off when, relay can produce one it is larger
Self induction voltage.In order to eliminate the adverse effect of this induced electromotive force, at relay coil both ends, reverse parallel connection suppresses two poles
Pipe, to absorb the electromotive force.
When relay driven, common port and the conducting of normally opened end, when relay does not work, common port and normal-closed end
Conducting.Trigger triode is turned on when our input high levels, and the model S8050 that triode is selected, resistance is selected
4.7KΩ.When triode from turn on be changed into by when, relay can produce a larger self induction voltage, in order to eliminate this sense
The adverse effect of motional electromotive force, prevent that triode is breakdown, so suppress diode in relay coil both ends reverse parallel connection, with
The electromotive force is absorbed, makes circuit safer.
When relay does not work (i.e. 4 and 5 ends do not add 5V voltage signals), common port (port 2 and 7) and normal-closed end (end
Mouth 3 and 6) connection.Now two relays do not work, and the positive and negative terminal of same motor does not have voltage.When relay U1 works,
The positive and negative terminal of motor has -48V voltage, and at this time elevating lever is past declines, when relay U2 works, the positive and negative terminal of motor
There is+48V voltage, at this time elevating lever is past rises.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (6)
- A kind of 1. elevating lever based on Control, it is characterised in that：Including first circuit and second circuit, wherein, First circuit is provided with the first working relay U1, and the second circuit is provided with the second working relay U2, when first When working relay U1 works, the positive and negative terminal of motor has -48V voltage, and elevating lever is past to be declined；When the second working relay U2 works When making, the positive and negative terminal of motor has+48V voltage, and elevating lever is past to be risen.
- A kind of 2. elevating lever based on Control as claimed in claim 1, it is characterised in that：First circuit is also Including the first triode Q1, first resistor R1 and the first diode D1 in parallel with the first working relay U1, described first The negative pole with the first diode D1, the first triode Q1 emitter stage are connected respectively for working relay U1 4,5 ports；Described Two circuits also include the second triode Q2, second resistance R2 and second diode in parallel with the second working relay U2 D2, the second working relay U2 4,5 the ports negative pole with the second diode D2, the second triode Q2 emitter stage respectively It is connected；Wherein, 3 ports of the first working relay U1 and 6 ports of the second working relay U2 connect 48V direct current Voltage, 1 port of the first working relay U1 and the second working relay U2 8 ports ground connection；4 ends of relay Mouth and 5 ports are driving interface, and No. 2 ports of relay and No. 7 ports are common port, and 1 port and 8 ports of relay are normal Beginning state, 3 ports and 6 ports of relay are normal-closed end state.
- A kind of 3. elevating lever based on Control as claimed in claim 2, it is characterised in that：The first work relay Device U1 and the second working relay U2 is OML-SS-205L relays.
- A kind of 4. elevating lever based on Control as claimed in claim 2, it is characterised in that：The first triode Q1 It is S8050 triodes with the second triode Q2.
- A kind of 5. elevating lever based on Control as claimed in claim 2, it is characterised in that：The first resistor R1 and The second resistance R2 is 4.7K Ω.
- A kind of 6. elevating lever based on Control as claimed in claim 2, it is characterised in that：The first work relay Device U1 and the second working relay U2 driving voltage are 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710999439.3A CN107610979A (en) | 2017-10-24 | 2017-10-24 | A kind of elevating lever based on Control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710999439.3A CN107610979A (en) | 2017-10-24 | 2017-10-24 | A kind of elevating lever based on Control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107610979A true CN107610979A (en) | 2018-01-19 |
Family
ID=61079645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710999439.3A Pending CN107610979A (en) | 2017-10-24 | 2017-10-24 | A kind of elevating lever based on Control |
Country Status (1)
| Country | Link |
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| CN (1) | CN107610979A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101692169A (en) * | 2009-10-28 | 2010-04-07 | 上海沪工汽车电器有限公司 | Power vehicle window controller |
| CN202401952U (en) * | 2011-12-27 | 2012-08-29 | 吴朝晖 | Electromagnetic brake device of rolling door machine |
| CN202889259U (en) * | 2012-10-30 | 2013-04-17 | 深圳市利勤电子有限责任公司 | Relay-based circuit for controlling direct current (DC) motor |
| CN203313102U (en) * | 2013-06-25 | 2013-11-27 | 川铁电气（天津）集团有限公司 | Forward and reverse rotation control circuit of direct current motor |
| CN105640286A (en) * | 2016-04-14 | 2016-06-08 | 天津市畅悦电子科技有限公司 | Anti-reverse lifting and falling control circuit for smokeproof screen system |
| CN205986114U (en) * | 2016-08-09 | 2017-02-22 | 南京物联传感技术有限公司 | Motor stalling current detection circuit |
| CN206060611U (en) * | 2016-08-31 | 2017-03-29 | 厦门金欣荣电子科技有限公司 | Possesses the three phase alternating current motor rotating control module of output interlocking function |
| CN206272530U (en) * | 2016-11-16 | 2017-06-20 | 广州视源电子科技股份有限公司 | Throw over relay and the lampblack absorber containing the throw over relay |
-
2017
- 2017-10-24 CN CN201710999439.3A patent/CN107610979A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101692169A (en) * | 2009-10-28 | 2010-04-07 | 上海沪工汽车电器有限公司 | Power vehicle window controller |
| CN202401952U (en) * | 2011-12-27 | 2012-08-29 | 吴朝晖 | Electromagnetic brake device of rolling door machine |
| CN202889259U (en) * | 2012-10-30 | 2013-04-17 | 深圳市利勤电子有限责任公司 | Relay-based circuit for controlling direct current (DC) motor |
| CN203313102U (en) * | 2013-06-25 | 2013-11-27 | 川铁电气（天津）集团有限公司 | Forward and reverse rotation control circuit of direct current motor |
| CN105640286A (en) * | 2016-04-14 | 2016-06-08 | 天津市畅悦电子科技有限公司 | Anti-reverse lifting and falling control circuit for smokeproof screen system |
| CN205986114U (en) * | 2016-08-09 | 2017-02-22 | 南京物联传感技术有限公司 | Motor stalling current detection circuit |
| CN206060611U (en) * | 2016-08-31 | 2017-03-29 | 厦门金欣荣电子科技有限公司 | Possesses the three phase alternating current motor rotating control module of output interlocking function |
| CN206272530U (en) * | 2016-11-16 | 2017-06-20 | 广州视源电子科技股份有限公司 | Throw over relay and the lampblack absorber containing the throw over relay |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180119 |