CN106130423B - Secondary overvoltage protector - Google Patents
Secondary overvoltage protector Download PDFInfo
- Publication number
- CN106130423B CN106130423B CN201610716431.7A CN201610716431A CN106130423B CN 106130423 B CN106130423 B CN 106130423B CN 201610716431 A CN201610716431 A CN 201610716431A CN 106130423 B CN106130423 B CN 106130423B
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- CN
- China
- Prior art keywords
- lead screw
- movable plate
- stepper motor
- overvoltage protector
- secondary coil
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses secondary overvoltage protectors,Including primary coil and secondary coil cored and be separately positioned at left and right sides of iron core,It is in series with regulator and voltmeter simultaneously on secondary coil,It is parallel on secondary coil silicon-controlled,Regulator includes protecting crust and the control cabinet and stepper motor that are arranged in protecting crust,It is connected with lead screw on the output shaft of stepper motor,Movable plate is embedded on lead screw,The bottom of movable plate is connected with sliding block,The bottom of sliding block is connected with sliding rail,Fixed seat is provided at the top of movable plate,Tapered resistor device is arranged in the top of fixed seat,It is movable on tapered resistor device to be provided with spring ring,Overall structure is simple,Reasonable design,Voltmeter can detect the variation of supply voltage in real time when work,Lead screw movement is driven by stepper motor again,To which pressure drop above adjust automatically tapered resistor device reaches the stabilization of voltage,Prevent secondary side overtension,Energy conservation and environmental protection,It is safe,Using more convenient.
Description
Technical field
The present invention relates to electrical equipment technical fields, more particularly, to secondary overvoltage protector.
Background technology
Currently, in recent years, with the improvement of economic condition, rural electricity consumption client starts largely to add air-conditioning, electric heater, electricity
The high-power electric appliances such as pot for cooking rice.Rural area migrant worker is daily to stay out, and taiwan area daily load in rural area is less than normal, during the Spring Festival due to
Migrant worker, which largely returns to one's native place, to go home to celebrate the New Year or the Spring Festival, and the high-power heating system such as air-conditioning, electric heater starts to concentrate operation, leads to taiwan area
Load is substantially increased, such pressure drop will bigger, in order to keep the stabilization of supply voltage, distribution transformer to need according to circumstances to carry
High voltage, however when power demand is too small, existing distribution transformer does not automatically reduce voltage, the electricity that such user uses
Pressure will be excessively high, damages electric appliance used in people, brings security risk.
Invention content
There is provided a kind of simple structure and reasonable designs, energy conservation and environmental protection, safe and can for the problem to be solved in the present invention
With the secondary overvoltage protector of automatic Regulation.
In order to solve the above technical problems, the technical solution adopted by the present invention is：Secondary overvoltage protector, including it is cored
And it is separately positioned on primary coil and secondary coil at left and right sides of the iron core, it is in series with tune simultaneously on the secondary coil
Pressure device and voltmeter, are parallel on the secondary coil silicon-controlled, and the regulator includes that protecting crust and setting exist
Control cabinet in the protecting crust and stepper motor, are connected with lead screw on the output shaft of the stepper motor, embedding on the lead screw
Entering has movable plate, and the bottom of the movable plate is connected with sliding block, and the bottom of the sliding block is connected with sliding rail, the movable plate
Top be provided with fixed seat, the top of the fixed seat is arranged tapered resistor device, movable setting on the tapered resistor device
There is spring ring, several draw rings is provided on the spring ring, the draw ring is connect by conducting wire with the fixed seat, described solid
One end of the left side connecting spring shape conducting wire of reservation, one end of the other end connection secondary coil of the spring-like wire.
Preferably, above-mentioned secondary overvoltage protector, wherein being provided with PLC control unit and driving in the control cabinet
Device.
Preferably, above-mentioned secondary overvoltage protector, wherein the stepper motor is fixed on the protection by pedestal
In shell.
Preferably, above-mentioned secondary overvoltage protector, wherein the output shaft of the stepper motor passes through shaft coupling and institute
State lead screw connection.
Preferably, above-mentioned secondary overvoltage protector, wherein external screw thread is provided on the lead screw, in the movable plate
It is provided with internal thread, the lead screw passes through the external screw thread, the movable connection of internal thread with the movable plate.
Preferably, above-mentioned secondary overvoltage protector, wherein the right end of the lead screw is connected with positioning plate.
Preferably, above-mentioned secondary overvoltage protector, wherein being provided between the movable plate and the fixed seat absolutely
Edge rubber pad.
The present invention has the advantage that is with advantageous effect：It is in series with regulator and voltmeter simultaneously on secondary coil, two
Be parallel on secondary coil it is silicon-controlled, regulator include protecting crust and the control cabinet being arranged in protecting crust and stepping electricity
Machine is connected with lead screw on the output shaft of stepper motor, movable plate is embedded on lead screw, and the bottom of movable plate is connected with sliding block, sliding
The bottom of block is connected with sliding rail, and fixed seat is provided at the top of movable plate, and tapered resistor device, cone is arranged in the top of fixed seat
It is movable on shape resistor to be provided with spring ring, several draw rings are provided on spring ring, draw ring is connected by conducting wire and fixed seat
It connects, spring-like wire is connected on the left of fixed seat, overall structure is simple, reasonable design, and voltmeter can be examined in real time when work
The variation of supply voltage is surveyed, then lead screw movement is driven by stepper motor, to the pressure drop above adjust automatically tapered resistor device
Reach the stabilization of voltage, prevents secondary side overtension, energy conservation and environmental protection is safe, and use is more convenient.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the partial enlarged view at A in Fig. 1.
In figure：1, primary coil 2, iron core 3, secondary coil
4, protecting crust 5, spring-like wire 6, control cabinet
7, PLC control unit 8, driver 9, pedestal
10, stepper motor 11, sliding rail 12, sliding block
13, lead screw 14, positioning plate 15, load
16, voltmeter 17, tapered resistor device 18, draw ring
19, spring ring 20, conducting wire 21, fixed seat
22, shaft coupling 23, movable plate 24, electro-insulating rubber pad
25, silicon-controlled
Specific implementation mode
Specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As depicted in figs. 1 and 2, secondary overvoltage protector, including cored 2 and it is separately positioned on iron core 2 or so two
The primary coil 1 and secondary coil 2 of side are in series with regulator, voltmeter 16 and load 15 on secondary coil 2, simultaneously simultaneously
Silicon-controlled 25 are parallel on secondary coil 2, regulator includes 6 He of protecting crust 4 and the control cabinet being arranged in protecting crust 4
Stepper motor 10, stepper motor 10 are fixed on by pedestal 9 in protecting crust 4, and PLC control unit 7 is provided in control cabinet 6 and is driven
Dynamic device 8, driver 8 are electrically connected with stepper motor 10, and lead screw 13, stepper motor 10 are connected on the output shaft of stepper motor 10
Output shaft connect with lead screw 13 by shaft coupling 22, movable plate 23 is embedded on lead screw 13, external screw thread is provided on lead screw 13,
Internal thread is provided in movable plate 23, lead screw 13 passes through external screw thread, the movable connection of internal thread, the right side of lead screw 13 with movable plate 23
End is connected with positioning plate 14, and the bottom of movable plate 23 is connected with sliding block 12, and the bottom of sliding block 12 is connected with sliding rail 11,
The top of movable plate 23 is provided with fixed seat 21, and electro-insulating rubber pad 24, fixed seat are provided between movable plate 23 and fixed seat 21
21 top setting tapered resistor device 17, it is movable on tapered resistor device 17 to be provided with spring ring 19, it is provided on spring ring 19
Several draw rings 18, draw ring 18 are connect by conducting wire 20 with fixed seat 21, and the one of the left side connecting spring shape conducting wire 5 of fixed seat 21
End, one end of the other end connection secondary coil 3 of the spring-like wire 5.Overall structure is simple, reasonable design, electricity when work
Pressure table 16 can detect the variation of supply voltage in real time, then drive lead screw 13 to move by stepper motor 10, to adjust automatically
Pressure drop above tapered resistor device 17 reaches the stabilization of voltage, prevents secondary side overtension, and energy conservation and environmental protection is safe,
Using more convenient.
One embodiment of the present invention has been described in detail above, but the content be only the present invention preferable implementation
Example should not be construed as limiting the practical range of the present invention.It is all according to all the changes and improvements made by the present patent application range
Deng should all still fall within the scope of the patent of the present invention.
Claims (7)
1. secondary overvoltage protector, including cored (2) and the primary line that is separately positioned at left and right sides of the iron core (2)
(1) and secondary coil (3) are enclosed, is in series with regulator and voltmeter (16) simultaneously on the secondary coil (3), feature exists
In：It is parallel with silicon-controlled (25) on the secondary coil (3), the regulator includes protecting crust (4) and is arranged in institute
The control cabinet (6) and stepper motor (10) in protecting crust (4) are stated, lead screw is connected on the output shaft of the stepper motor (10)
(13), movable plate (23) is embedded on the lead screw (13), the bottom of the movable plate (23) is connected with sliding block (12), the cunning
The bottom of block (12) is connected with sliding rail (11), and fixed seat (21), the fixation are provided at the top of the movable plate (23)
The top setting tapered resistor device (17) of seat (21), it is movable on the tapered resistor device (17) to be provided with spring ring (19), institute
It states and is provided with several draw rings (18) on spring ring (19), the draw ring (18) is connected by conducting wire (20) and the fixed seat (21)
It connects, one end of the left side connecting spring shape conducting wire (5) of the fixed seat (21), the other end connection of the spring-like wire (5)
One end of secondary coil (3).
2. secondary overvoltage protector according to claim 1, it is characterised in that：It is provided with PLC in the control cabinet (6)
Control unit (7) and driver (8).
3. secondary overvoltage protector according to claim 1, it is characterised in that：The stepper motor (10) passes through pedestal
(9) it is fixed in the protecting crust (4).
4. secondary overvoltage protector according to claim 1, it is characterised in that：The output shaft of the stepper motor (10)
It is connect with the lead screw (13) by shaft coupling (22).
5. secondary overvoltage protector according to claim 1, it is characterised in that：It is provided with outer spiral shell on the lead screw (13)
Line, is provided with internal thread in the movable plate (23), and the lead screw (13) and the movable plate (23) pass through the external screw thread, interior
The movable connection of screw thread.
6. secondary overvoltage protector according to claim 1, it is characterised in that：The right end cooperation of the lead screw (13) connects
It is connected to positioning plate (14).
7. secondary overvoltage protector according to claim 1, it is characterised in that：The movable plate (23) and the fixation
It is provided with electro-insulating rubber pad (24) between seat (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716431.7A CN106130423B (en) | 2016-08-24 | 2016-08-24 | Secondary overvoltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716431.7A CN106130423B (en) | 2016-08-24 | 2016-08-24 | Secondary overvoltage protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106130423A CN106130423A (en) | 2016-11-16 |
| CN106130423B true CN106130423B (en) | 2018-07-17 |
Family
ID=57275609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610716431.7A Active CN106130423B (en) | 2016-08-24 | 2016-08-24 | Secondary overvoltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106130423B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5532894A (en) * | 1994-07-11 | 1996-07-02 | Minnesota Mining And Manufacturing Company | Overvoltage protection circuit |
| SE9704480L (en) * | 1997-08-25 | 1999-02-26 | Kwang Ju Electronics Co Ltd | Current harmonic damping device in a motor |
| CN103199519A (en) * | 2013-04-27 | 2013-07-10 | 合肥隆科电力设备有限责任公司 | Generator rotor field suppression and overvoltage protection device |
| CN103454544B (en) * | 2013-09-25 | 2015-09-23 | 南京国电南自美卓控制***有限公司 | A kind of detection method based on the linear magnetism elimination circuit of electronic jumper |
-
2016
- 2016-08-24 CN CN201610716431.7A patent/CN106130423B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106130423A (en) | 2016-11-16 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191217 Address after: 225236 Jiangsu city in Yangzhou Province town of Jiangdu District Ma Ding Village Patentee after: Yangzhou new era electrical equipment Co., Ltd Address before: 230000 Anhui city of Hefei province high tech Zone No. 1689 Shenzhen Xiyou Rd. Digital Industrial Park 6 building C Patentee before: Hefei Zhibo Electric Co. Ltd. |
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| TR01 | Transfer of patent right |