CN207134990U - Adjustable type voltage dropping silicon chain - Google Patents
Adjustable type voltage dropping silicon chain Download PDFInfo
- Publication number
- CN207134990U CN207134990U CN201720872903.8U CN201720872903U CN207134990U CN 207134990 U CN207134990 U CN 207134990U CN 201720872903 U CN201720872903 U CN 201720872903U CN 207134990 U CN207134990 U CN 207134990U
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- voltage dropping
- dropping silicon
- silicon chain
- voltage
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Abstract
The utility model discloses a kind of adjustable type voltage dropping silicon chain,Solves problem of the prior art,Input interface is connected with power supply,The positive output end of input interface and the input of voltage dropping silicon chain connect,The output end of voltage dropping silicon chain is connected with the input and controller of the relay coil of relay group respectively,The output end of the relay coil of relay group is connected by the negative output terminal of electronic switch and input interface,The earth terminal of controller and the negative output terminal of input interface connect,The control terminal of electronic switch is electrically connected with the controller,The output end of voltage dropping silicon chain is connected by the positive output end of isolating diode and output interface,The negative output terminal of input interface and the negative output terminal of output interface connect,Each voltage dropping silicon is equipped with the contact switch of a relay in voltage dropping silicon chain,The first end of contact switch connects with the anode of corresponding voltage dropping silicon,Second end of contact switch connects with the negative electrode of corresponding voltage dropping silicon,Input keyboard is electrically connected with the controller.
Description
Technical field
It the utility model is related to DC power-supply system, more particularly to a kind of adjustable type voltage dropping silicon chain.
Background technology
Transforming station direct current system voltage is generally DC110V and DC220V.When changing straight-flow system, in order to prevent power transformation
Institute's straight-flow system has a power failure overhauls DC power supply device, it is necessary to access and meet an urgent need, and gives forthright load supplying temporarily.Existing voltage dropping silicon chain is only
It can be used under a kind of voltage class, it is impossible to exchanged according to different voltage, therefore the problem of certain in repairing be present,
More crucially voltage dropping silicon often damages in voltage dropping silicon chain, therefore, it is necessary to understands the work shape of current voltage dropping silicon in time
State, the voltage dropping silicon for changing the quantity of the voltage dropping silicon of access in time and specifying.
Such as：A kind of constant pressure type direct current that China Patent Publication No. is CN203119767U disclosed in August in 2013 7 days
Voltage dropping silicon chain device, including controller and DC decompression silicon chain；Also include insulation board and wire barrel, controller and DC decompression silicon
Chain is installed on above insulation board, the wire barrel of conduction is provided with the hole on insulation board side edge, wire barrel is with controller and directly
Flow input, the output end electrical connection of voltage dropping silicon chain.This utility model, which solves existing voltage dropping silicon chain device wiring, needs scene
, the problem of being inconvenient to install be present in welding.But voltage dropping silicon in voltage dropping silicon chain still be present and often damage, it is impossible to be timely
Solve the working condition of current voltage dropping silicon, can not change in time access voltage dropping silicon quantity and specify voltage dropping silicon the problem of.
Utility model content
The utility model is to overcome voltage dropping silicon in voltage dropping silicon chain in the prior art often to damage, it is impossible to timely
Solve the working condition of current voltage dropping silicon, can not change in time access voltage dropping silicon quantity and specify voltage dropping silicon the problem of,
Provide a kind of adjustable type voltage dropping silicon chain.
The utility model uses following technical scheme：A kind of adjustable type voltage dropping silicon chain, including it is output voltage detection means, defeated
Enter voltage check device, input keyboard, input interface, output interface, controller, the relay being made up of several relays
Group, voltage dropping silicon chain and isolating diode, the input interface are connected with power supply, the positive output end of input interface and voltage dropping silicon chain
Input is connected, and the output end of voltage dropping silicon chain is connected with the input and controller of the relay coil of relay group respectively, after
The output end of the relay coil of electrical equipment group by the negative output terminal of electronic switch and input interface connect, the earth terminal of controller with
The negative output terminal connection of input interface, the control terminal of electronic switch electrically connect with the controller, the output of the voltage dropping silicon chain
End is connected by the positive output end of isolating diode and output interface, the negative output terminal of input interface and the negative output of output interface
End connects, and each voltage dropping silicon is equipped with the contact switch of a relay, the first end of contact switch in the voltage dropping silicon chain
Connected with the anode of corresponding voltage dropping silicon, the second end of contact switch connects with the negative electrode of corresponding voltage dropping silicon, it is described input keyboard and
The controller electrical connection, the test side of the input voltage measurement device electrically connect with input interface, the input voltage inspection
The output end for surveying device is electrically connected with the controller；The test side of the output voltage detection means electrically connects with output interface, institute
The output end for stating output voltage detection means is electrically connected with the controller.The utility model can detect input voltage and output electricity
Pressure, which specific voltage dropping silicon access can be manually adjusted in the voltage dropping silicon chain of conducting, which voltage dropping silicon is not accessed in conducting
In voltage dropping silicon chain, automatic or manual adjustment is carried out according to actual output voltage, manual mode can be used by the voltage dropping silicon of damage
Excision.
Preferably, the output end of the voltage dropping silicon chain is electrically connected by voltage stabilizing chip with the controller.
Preferably, each voltage dropping silicon passes through interface and the contact switch of described relay in the voltage dropping silicon chain
Connection.In this way, voltage dropping silicon is changed at the scene of can carrying out.
Preferably, each voltage dropping silicon is equipped with the contact switch of a relay group in the voltage dropping silicon chain, it is described
Contact switch be normally opened contact switch.
Preferably, each voltage dropping silicon is equipped with the contact switch of a relay group in the voltage dropping silicon chain, it is described
Contact switch at least half quantity be normally opened contact switch.
The beneficial effects of the utility model are：The utility model can detect input voltage and output voltage, can be manual
In the voltage dropping silicon chain of conducting, which voltage dropping silicon does not access in the voltage dropping silicon chain of conducting which specific voltage dropping silicon access of adjustment,
Automatic or manual adjustment is carried out according to actual output voltage, manual mode can be used to cut off the voltage dropping silicon of damage.
Brief description of the drawings
Fig. 1 is circuit diagram of the present utility model.
Embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
Embodiment 1：
A kind of adjustable type voltage dropping silicon chain（Referring to accompanying drawing 1）, including output voltage detection means, input voltage measurement device,
Input keyboard, input interface, output interface, controller, the relay group being made up of several relays, voltage dropping silicon chain and isolation
Diode, the input interface are connected with power supply, and the positive output end of input interface and the input of voltage dropping silicon chain connect, voltage dropping silicon
The output end of chain is connected with the input and controller of the relay coil of relay group respectively, the relay coil of relay group
Output end is connected by the negative output terminal of electronic switch and input interface, the earth terminal of controller and the negative output terminal of input interface
Connection, the control terminal of electronic switch electrically connects with the controller, the output end of the voltage dropping silicon chain by isolating diode and
The positive output end connection of output interface, the negative output terminal of input interface and the negative output terminal of output interface connect, the voltage dropping silicon
Each voltage dropping silicon is equipped with the contact switch of a relay in chain, the anode of the first end of contact switch and corresponding voltage dropping silicon
Connection, the second end of contact switch connect with the negative electrode of corresponding voltage dropping silicon, and the input keyboard electrically connects with the controller, institute
The test side for stating input voltage measurement device electrically connects with input interface, the output end of the input voltage measurement device and control
Device electrically connects；The test side of the output voltage detection means electrically connects with output interface, the output voltage detection means
Output end is electrically connected with the controller.The output end of the voltage dropping silicon chain is electrically connected by voltage stabilizing chip with the controller.It is described
Each voltage dropping silicon is connected by interface with the contact switch of described relay in voltage dropping silicon chain.It is every in the voltage dropping silicon chain
Individual voltage dropping silicon is equipped with the contact switch of a relay group, and described contact switch is normally opened contact switch.
The present embodiment can detect input voltage and output voltage, can manually adjust which specific voltage dropping silicon access is being led
In logical voltage dropping silicon chain, which voltage dropping silicon is not accessed in the voltage dropping silicon chain of conducting, according to actual output voltage carry out it is automatic or
Manually adjust, manual mode can be used to cut off the voltage dropping silicon of damage.
Embodiment 2：
The present embodiment is substantially the same manner as Example 1, and difference is, each in the voltage dropping silicon chain in the present embodiment
Voltage dropping silicon is equipped with the contact switch of a relay group, and at least half quantity is opened for normally opened contact in described contact switch
Close.Other half could be arranged to normally-closed contact, can be faster although adjustable extent inconvenience when so access
More accurately be adjusted, voltage pulsation is also smaller, when automatically adjusting access voltage difference it is also smaller, it is safer can
Lean on.
Embodiment described above is a kind of preferable scheme of the present utility model, not the utility model is made any
Formal limitation, there are other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (5)
- A kind of 1. adjustable type voltage dropping silicon chain, it is characterised in that：Including output voltage detection means, input voltage measurement device, defeated Enter keyboard, input interface, output interface, controller, the relay group being made up of several relays, voltage dropping silicon chain and isolation two Pole pipe, the input interface are connected with power supply, and the positive output end of input interface and the input of voltage dropping silicon chain connect, voltage dropping silicon chain Output end be connected respectively with the input and controller of the relay coil of relay group, the relay coil of relay group it is defeated Go out end to connect by the negative output terminal of electronic switch and input interface, the earth terminal of controller and the negative output terminal of input interface connect Connect, the control terminal of electronic switch electrically connects with the controller, the output end of the voltage dropping silicon chain by isolating diode with it is defeated The positive output end connection of outgoing interface, the negative output terminal of input interface and the negative output terminal of output interface connect, the voltage dropping silicon chain In each voltage dropping silicon be equipped with the contact switch of a relay, the anode company of the first end of contact switch and corresponding voltage dropping silicon Connect, the second end of contact switch connects with the negative electrode of corresponding voltage dropping silicon, and the input keyboard electrically connects with the controller, described The test side of input voltage measurement device electrically connects with input interface, the output end and controller of the input voltage measurement device Electrical connection；The test side of the output voltage detection means electrically connects with output interface, the output voltage detection means it is defeated Go out end to be electrically connected with the controller.
- 2. adjustable type voltage dropping silicon chain according to claim 1, it is characterised in that：The output end of the voltage dropping silicon chain passes through steady Pressure chip electrically connects with the controller.
- 3. adjustable type voltage dropping silicon chain according to claim 1, it is characterised in that：Each voltage dropping silicon is equal in the voltage dropping silicon chain It is connected by interface with the contact switch of described relay.
- 4. adjustable type voltage dropping silicon chain according to claim 3, it is characterised in that：Each voltage dropping silicon is equal in the voltage dropping silicon chain The contact switch of a relay group is equipped with, described contact switch is normally opened contact switch.
- 5. adjustable type voltage dropping silicon chain according to claim 4, it is characterised in that：Each voltage dropping silicon is equal in the voltage dropping silicon chain The contact switch of a relay group is equipped with, at least half quantity is normally opened contact switch in described contact switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872903.8U CN207134990U (en) | 2017-07-18 | 2017-07-18 | Adjustable type voltage dropping silicon chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872903.8U CN207134990U (en) | 2017-07-18 | 2017-07-18 | Adjustable type voltage dropping silicon chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134990U true CN207134990U (en) | 2018-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720872903.8U Active CN207134990U (en) | 2017-07-18 | 2017-07-18 | Adjustable type voltage dropping silicon chain |
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| Country | Link |
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| CN (1) | CN207134990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109889035A (en) * | 2018-12-30 | 2019-06-14 | 浙江八达电子仪表有限公司时通电气分公司 | A kind of emergency maintenance automatic voltage dropping silicon chain device of power supply |
-
2017
- 2017-07-18 CN CN201720872903.8U patent/CN207134990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109889035A (en) * | 2018-12-30 | 2019-06-14 | 浙江八达电子仪表有限公司时通电气分公司 | A kind of emergency maintenance automatic voltage dropping silicon chain device of power supply |
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