CN107800112A - A kind of Self-recover overvoltage-undervoltage protector - Google Patents
A kind of Self-recover overvoltage-undervoltage protector Download PDFInfo
- Publication number
- CN107800112A CN107800112A CN201711359442.5A CN201711359442A CN107800112A CN 107800112 A CN107800112 A CN 107800112A CN 201711359442 A CN201711359442 A CN 201711359442A CN 107800112 A CN107800112 A CN 107800112A
- Authority
- CN
- China
- Prior art keywords
- self
- negative plate
- wire casing
- mounting hole
- voltage
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
Abstract
The invention discloses a kind of Self-recover overvoltage-undervoltage protector, protecting crust, mounting hole, wire casing, lightning rod, wire, positive plate, conducting rod, spring, negative plate, support column.The beneficial effects of the invention are as follows：The beneficial effects of the invention are as follows：By the wire casing that equal height is connected in mounting hole side, and conducting rod and positive plate are provided with wire casing, positive plate is electrically connected with negative plate along conducting rod, pass through the cooperation of the spring and conductive plate of setting, when overtension or it is too low when, spring all can connect positive plate and negative plate with moving conductive rod, play the function of short circuit.
Description
Technical field
The present invention relates to a kind of pressure-failure protector, specially a kind of Self-recover overvoltage-undervoltage protector.
Background technology
The integrated more and more higher of household electrical appliance, the high-end electrical equipment such as computer and LCD TV particularly in family, to power supply electricity
The stability of pressure is very sensitive.The instantaneous pressure that usual household electrical appliance can be born lies prostrate in 1000-2500, but is passed through in daily life
The situation of abnormally high-voltage often occurs, and all far above electrical equipment itself, this is horizontal for voltage, and too high voltage can directly be hit
The groundwork element of household electrical appliance is worn, causes the damage of electrical appliance.Protector puts high-pressure installation technology because being built-in with, and can have
Unexpected injury caused by effect resists abnormal voltage, makes the instantaneous pressure in circuit protect your household electrical appliance not over 1000v
Safety.
But existing pressure-failure protector still suffers from some shortcomings in use, protecting effect is poor, it is impossible to plays self
The power supply of the effect of regulation, particularly high-power electric appliance can form instant high-voltage, shadow on the line in the moment of starting switch
Ring other electrical equipment on circuit；Utilities Electric Co. switchs electric brake, and power department starts the moment that electric brake restores electricity after power failure, can shape
Into several kilovolts even instantaneous pressure of volts up to ten thousand；Voltage instability, due to factors such as energy shortage, power consumption controls, in peak of power consumption
Often there is voltage instability phenomenon in period.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of Self-recover overvoltage-undervoltage protector.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of Self-recover overvoltage-undervoltage protector, including protection
Shell, mounting hole and wire casing, the protecting crust top is connected with mounting hole, and the mounting hole side is connected with wire casing, described anti-
Protective case top is provided with lightning rod, and the wire casing bottom is provided with negative plate and conducting rod, and the conducting rod is connected with positive plate,
And negative plate is provided with below the positive plate, the negative plate side is provided with spring, and the positive plate, which is internally connected with, leads
Line.
Preferably, the bottom of the negative plate is provided with support column.
Preferably, it is elastic connection between the conducting rod and the spring.
Preferably, the height of the mounting hole and the height of wire casing are identical.
Preferably, the negative plate and the support column are mutually perpendicular to.
The beneficial effects of the invention are as follows：By connecting the wire casing of equal height in mounting hole side, and set on wire casing
Conducting rod and positive plate are equipped with, positive plate is electrically connected with negative plate along conducting rod, passes through the spring of setting and matching somebody with somebody for conductive plate
Close, when overtension or it is too low when, spring all can connect positive plate and negative plate with moving conductive rod, play short circuit
Function.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention.
In figure：1st, protecting crust；2nd, mounting hole；3rd, wire casing；4th, lightning rod；5th, wire；6th, positive plate；7th, conducting rod；8th, bullet
Spring；9th, negative plate；10th, support column.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to shown in Fig. 1, a kind of Self-recover overvoltage-undervoltage protector, including protecting crust 1, mounting hole 2 and wire casing 3, it is described
The top of protecting crust 1 is connected with mounting hole 2, and the side of the mounting hole 2 is connected with wire casing 3, and the top of protecting crust 1, which is provided with, to be kept away
Thunder pin 4, the bottom of wire casing 3 are provided with negative plate 9 and conducting rod 7, and the conducting rod 7 is connected with positive plate 6, and the positive pole
The lower section of plate 6 is provided with negative plate 9, and the side of negative plate 9 is provided with spring 8, and the positive plate 6 is internally connected with wire 5.
As a kind of technical optimization scheme of the present invention, the bottom of the negative plate 9 is provided with support column 10.
It is elastic connection between the conducting rod 7 and the spring 8 as a kind of technical optimization scheme of the present invention.
It is identical with the height of wire casing 3 as a kind of technical optimization scheme of the present invention, the height of the mounting hole 2.
As a kind of technical optimization scheme of the present invention, the negative plate 9 and the support column 10 are mutually perpendicular to.
In the use of the present invention, high-pressure installation is put built in protector, can intelligent decision by being connected in parallel on power circuit
For line voltage distribution situation when intelligent apparatus both end voltage is less than magnitude of voltage is started, device internal resistance value approach infinity is internal
Almost no current flows through, and equivalent to off state, electrical equipment can be with normal use；When intelligent apparatus both end voltage starts higher than nominal
During voltage, anti-high-pressure installation starts rapidly conducting, and is changed into low resistive state from high-impedance state, and operating current also increased dramatically, phase
When in short-circuit condition, the excess energy released on circuit, by protector put high pressure converted after so that line residual voltage
Drop within 1000V, it is ensured that the instantaneous pressure into rear end electrical equipment reaches the scope that electrical equipment itself can bear, and realizes to electrical equipment
Safeguard protection.
The beneficial effects of the invention are as follows：By connecting the wire casing of equal height in mounting hole side, and set on wire casing
Conducting rod and positive plate are equipped with, positive plate is electrically connected with negative plate along conducting rod, passes through the spring of setting and matching somebody with somebody for conductive plate
Close, when overtension or it is too low when, spring all can connect positive plate and negative plate with moving conductive rod, play short circuit
Function.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of Self-recover overvoltage-undervoltage protector, including protecting crust（1）, mounting hole（2）And wire casing（3）, it is characterised in that：It is described
Protecting crust（1）Top is connected with mounting hole（2）, and the mounting hole（2）Side is connected with wire casing（3）, the protecting crust（1）Top
End is provided with lightning rod（4）, the wire casing（3）Bottom is provided with negative plate（9）And conducting rod（7）, the conducting rod（7）Connection
There is positive plate（6）, and the positive plate（6）Lower section is provided with negative plate（9）, the negative plate（9）Side is provided with spring
（8）, the positive plate（6）It is internally connected with wire（5）, high-pressure installation is put built in protector, by being connected in parallel on power circuit
On, when intelligent apparatus both end voltage is less than magnitude of voltage is started, device internal resistance value connects meeting intelligent decision line voltage distribution situation
Near infinitely great, internal almost no current flows through, equivalent to off state, electrical equipment normal use；
When intelligent apparatus both end voltage is higher than nominal startup voltage, anti-high-pressure installation starts rapidly conducting, and by high-impedance state
It is changed into low resistive state, operating current also increased dramatically, and equivalent to short-circuit condition, the excess energy released on circuit, pass through protection
Device put high pressure converted after so that line residual voltage drops within 1000V, it is ensured that into the instantaneous pressure of rear end electrical equipment
Reach the scope that electrical equipment itself can be born, realize the safeguard protection to electrical equipment.
A kind of 2. Self-recover overvoltage-undervoltage protector according to claim 1, it is characterised in that：The negative plate（9）Bottom
End is provided with support column（10）.
A kind of 3. Self-recover overvoltage-undervoltage protector according to claim 1, it is characterised in that：The conducting rod（7）And institute
State spring（8）Between be elastic connection.
A kind of 4. Self-recover overvoltage-undervoltage protector according to claim 1, it is characterised in that：The mounting hole（2）Height
Degree and wire casing（3）Height it is identical.
A kind of 5. Self-recover overvoltage-undervoltage protector according to claim 1, it is characterised in that：The negative plate（9）And institute
State support column（10）It is mutually perpendicular to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711359442.5A CN107800112A (en) | 2017-12-17 | 2017-12-17 | A kind of Self-recover overvoltage-undervoltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711359442.5A CN107800112A (en) | 2017-12-17 | 2017-12-17 | A kind of Self-recover overvoltage-undervoltage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107800112A true CN107800112A (en) | 2018-03-13 |
Family
ID=61537780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711359442.5A Pending CN107800112A (en) | 2017-12-17 | 2017-12-17 | A kind of Self-recover overvoltage-undervoltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107800112A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552117A (en) * | 2001-09-02 | 2004-12-01 | Overload protection device | |
| CN202586333U (en) * | 2012-01-09 | 2012-12-05 | 熊杰 | A moistureproof overvoltage protector |
| CN102856889A (en) * | 2012-08-12 | 2013-01-02 | 薛小平 | Self-restoring type over/under-voltage protection device |
| CN203300951U (en) * | 2013-06-25 | 2013-11-20 | 福建星海通信科技有限公司 | Lightning protection device |
| CN107370137A (en) * | 2017-08-03 | 2017-11-21 | 江苏煌恒通信设备制造有限公司 | A kind of power lightning protection maintaining method |
-
2017
- 2017-12-17 CN CN201711359442.5A patent/CN107800112A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552117A (en) * | 2001-09-02 | 2004-12-01 | Overload protection device | |
| CN202586333U (en) * | 2012-01-09 | 2012-12-05 | 熊杰 | A moistureproof overvoltage protector |
| CN102856889A (en) * | 2012-08-12 | 2013-01-02 | 薛小平 | Self-restoring type over/under-voltage protection device |
| CN203300951U (en) * | 2013-06-25 | 2013-11-20 | 福建星海通信科技有限公司 | Lightning protection device |
| CN107370137A (en) * | 2017-08-03 | 2017-11-21 | 江苏煌恒通信设备制造有限公司 | A kind of power lightning protection maintaining method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180313 |