CN110880808A - Intelligent power grid dual-power automatic switching device - Google Patents
Intelligent power grid dual-power automatic switching device Download PDFInfo
- Publication number
- CN110880808A CN110880808A CN201911244995.5A CN201911244995A CN110880808A CN 110880808 A CN110880808 A CN 110880808A CN 201911244995 A CN201911244995 A CN 201911244995A CN 110880808 A CN110880808 A CN 110880808A
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- cavity
- switching device
- automatic switching
- penetrating
- power supplies
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 230000000149 penetrating effect Effects 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims description 29
- 230000009977 dual effect Effects 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000009833 condensation Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Thermally Actuated Switches (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The invention discloses a dual-power automatic switching device of an intelligent power grid, which structurally comprises wiring terminals, batteries, switches, a mounting seat and circuit breakers, wherein the circuit breakers are respectively and electrically connected with the wiring terminals of the batteries through the switches, the batteries are respectively a common battery and a standby battery, the circuit breakers are fixed through the mounting seat, a protective cavity is arranged inside the circuit breakers, the edge of the protection cavity is sealed by a sealing strip, a penetrating mechanism and a clamping foot are matched between the sealing strip and the protection cavity, the invention is arranged between the contacted penetrating mechanisms through the clamping feet, the penetrating mechanisms are composed of a connecting shaft and a penetrating cavity, the penetrating mechanisms are arranged between the sealing strip and the protection cavity, in the in-process that the sealing strip leakproofness reduces gradually, outside air can be through penetrating the chamber entering, sees through the air that penetrates the chamber and is adsorbed the chamber and keep warm the ring canal under by the drying to this reduces and can avoid the inside phenomenon that the condensation appears that wets of equipment under the leakproofness variation.
Description
Technical Field
The invention relates to the field of power grid equipment, in particular to an automatic dual-power switching device for an intelligent power grid.
Background
The power network is used for transmitting and distributing electric energy and changing voltage, in the power network, a plurality of users have high requirements on power supply reliability, some important systems do not allow power supply interruption, two groups of power supplies are adopted for supplying power for ensuring normal operation of the system, one group of the power supplies is backup, a device for automatically connecting a backup power supply is called as a power network switching device when the power supply fails, condensation is easy to occur in rainy weather in southern areas of China, and the prior art still has some defects for avoiding the occurrence of condensation and enhancing the sealing property;
under long-term use, the leakproofness of equipment can reduce gradually, very easily because the leakproofness variation forms the condensation in electric wire netting auto-change over device when temperature reduces and humidity is great, and the drop of water of formation can corrode the metal part in the mechanism, influences the life of mechanism, causes the mechanism card puckery even because of the corrosion, leads to the switch to construct and can not move in place, therefore the sound contact divides slowly and closes then can brew very big electric power accident.
Disclosure of Invention
Aiming at the problems, the invention provides an automatic dual-power switching device for an intelligent power grid.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a smart power grids dual supply automatic switching control equipment, its structure includes wiring end, battery, switch, mount pad, circuit breaker, the circuit breaker passes through switch difference electric connection in the wiring end of battery, the battery is equipped with two, is battery and stand-by battery commonly used respectively, the circuit breaker passes through the mount pad fixedly, the inside protection chamber that is equipped with of circuit breaker, it is sealed through the sealing strip that is equipped with at the border in protection chamber, the cooperation has piercing mechanism and block foot between sealing strip and the protection chamber, contacts piercing mechanism installs through the block foot between the mechanism, piercing mechanism constitutes there is the connecting axle, pierces through the chamber, pierce through the chamber and be more than two and be the inseparable distribution of level and fix on the connecting axle.
As a further improvement of the invention, the clamping feet are fixed at two ends of the connecting shaft in an embedded mode.
As a further improvement of the invention, a tension spring is arranged between the clamping feet.
As a further improvement of the invention, the penetrating cavity is provided with a pulling-in rod, a fixed angle and an adsorption cavity, and the adsorption cavity is welded on one side edge of the pulling-in rod opposite to the fixed angle on the left side and the right side of the outer surface.
As a further improvement of the invention, one end face of the fixed angle attached to the adsorption cavity is of an arc-shaped surface structure, so that the fixed adsorption cavity with better biting force between the fixed angle and the adsorption cavity is improved.
As a further improvement of the invention, the upper end and the lower end of the adsorption cavity are matched with the pull-in rod to form a movable air vent, so that the minimum air circulation can be realized under the condition of poor sealing condition, and the excessive humidity in the adsorption cavity can be avoided.
As a further improvement of the invention, the adsorption cavity is filled with activated carbon and made of rubber, so that the humidity inside the equipment can be further reduced.
As a further improvement of the invention, the telescopic end and the fixed end are arranged in the pull-close rod, the telescopic end is arranged at the upper end and the lower end of the fixed end and is directly connected with the connecting shaft, and the telescopic end is a throat type telescopic structure, so that the rebound capacity is small, and the sealing omission can be reduced to the greatest extent.
As a further improvement of the invention, a heat-insulating ring pipe is arranged in the fixed end and is made of heat-insulating materials, such as soft porcelain heat insulation, aluminum silicate heat insulation, phenolic foam materials and the like.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the penetrating mechanism arranged between the sealing strip and the protection cavity, in the process of gradually reducing the sealing property of the sealing strip, outside air can enter through the penetrating cavity, and the air penetrating through the penetrating cavity is dried under the adsorption cavity and the heat-preservation ring pipe, so that the phenomenon of condensation caused by the fact that the interior of equipment is wetted can be avoided under the condition of reducing the deterioration of the sealing property.
2. The adsorption cavity is filled with activated carbon, only a small part of the surface layer of the compressed activated carbon in the adsorption cavity is utilized under the condition of good sealing property, the adsorption cavity is liberated under the condition of poor sealing, and the internal humidity can be further reduced under the combined action of a large amount of activated carbon.
3. The connecting shaft is matched with a tension spring between the fixing of the clamping feet, and the tension spring, the telescopic end and the adsorption cavity realize the extension and contraction, so that the size of the air circulation port can be controlled.
4. The penetrating mechanism is designed by matching with the sealing position of the sealing strip and surrounds the periphery of the protection cavity, so that the omission of protection is avoided.
Drawings
Fig. 1 is a schematic structural diagram of an automatic dual power switching device of a smart grid according to the present invention.
Fig. 2 is a schematic diagram of the internal structure of the circuit breaker of the present invention.
Fig. 3 is a schematic structural view of the penetrating mechanism of the present invention.
Fig. 4 is a schematic view of the dynamic structure of the penetrating mechanism of the present invention.
FIG. 5 is a schematic diagram of a penetrating lumen according to the present invention.
In the figure: the circuit breaker comprises a terminal-1, a battery-2, a switch-3, a mounting seat-4, a breaker-5, a sealing strip-51, a protective cavity-52, a penetrating mechanism-a, a clamping pin-b, a connecting shaft-a 1, a penetrating cavity-a 2, a tension spring-b 1, a pulling rod-a 21, a fixed angle-a 22, an adsorption cavity-a 23, a telescopic end-c and a fixed end-d.
Detailed Description
In order to make the technical means, the creation features, the achievement objects and the effects of the present invention easy to understand, fig. 1 to fig. 5 schematically show the structure of the dual power automatic switching device according to the embodiment of the present invention, and the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-5, the present invention provides an automatic dual power switching device for a smart grid, which includes a terminal 1, a battery 2, a switch 3, a mounting seat 4, and a breaker 5, wherein the breaker 5 is electrically connected to the terminal 1 of the battery 2 through the switch 3, the battery 2 includes two batteries, which are respectively a normal battery and a standby battery, the breaker 5 is fixed through the mounting seat 4, a protection cavity 52 is disposed inside the breaker 5, the edge of the protection cavity 52 is sealed by a sealing strip 51 disposed thereon, a penetrating mechanism a and a clamping pin b are disposed between the sealing strip 51 and the protection cavity 52, the penetrating mechanism a in contact is mounted through the clamping pin b, the penetrating mechanism a includes a connecting shaft 1 and a penetrating cavity a2, the penetrating cavity a2 includes two or more connecting shafts, and is horizontally and tightly distributed and fixed on a1, the clamping legs b are fixed at two ends of a connecting shaft a1 in a nested manner, a tension spring b1 is installed between the clamping legs b, the penetrating cavity a2 is provided with a pulling rod a21, a fixed angle a22 and an adsorption cavity a23, the adsorption cavity a23 is welded on one side edge of the pulling rod a21 opposite to the fixed angle a22 on the left side and the right side of the outer surface, the fixed angle a22 is attached to one end face of the adsorption cavity a23 and is of an arc-shaped surface structure, the fixed adsorption cavity a23 with better biting force between the two is improved, the upper end and the lower end of the adsorption cavity a23 are matched with the pulling rod a21 to form a movable ventilation opening, the minimum air circulation can be realized under the variation of sealing conditions, the excessive humidity inside is avoided, the inside of the adsorption cavity a23 is filled with activated carbon, the adsorption cavity a23 is made of rubber, the humidity inside of the device can be further reduced, the telescopic end c and the fixed end d inside of the pulling rod a21 are arranged at the fixed end, and the upper end and the lower end, and the telescopic end c is directly connected with the connecting shaft a1, the telescopic end c is telescopic in a throat type, the rebound capacity is small, the sealing omission can be reduced to the greatest extent, and a heat-insulating ring pipe is arranged in the fixed end d and is made of heat-insulating materials, such as soft porcelain heat insulation, aluminum silicate heat insulation, phenolic foam materials and the like.
The following description is made of the working principle of the dual power automatic switching device in the above technical solution:
the dual-power automatic switching device is mainly used in an emergency power supply system, a load circuit is automatically switched to a switching device of another (standby) power supply from one power supply, so as to ensure continuous and reliable operation of important loads, after long-term use, the sealing performance of the dual-power automatic switching device is gradually reduced, which is mainly characterized in that a sealing strip 51 is loosened, a tension spring b1 synchronously bounces off a connecting shaft a1 under the loosening of the sealing strip 51, an adsorption cavity a23 and a penetration cavity a2 are exposed, when the sealing strip 51 normally works, the inside of the equipment is always kept at a constant temperature, a temperature of a heat insulation ring pipe is high relative to the temperature of injected air, at the moment, the outside air is injected from the position sealed by the sealing strip 51, a penetration mechanism a is mainly designed aiming at the position sealed by the sealing strip 51, the air necessarily passes through the penetration cavity a2 when injected, in the process, the adsorption cavity a23 is loosened, and moist air completely acts in, after the moisture absorption of the active carbon and the drying of the heat preservation ring pipe, the air enters the device to be dry air, so that the metal element can be prevented from being wetted and corroded due to condensation formed inside the device.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "length," "width," "height," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "side," and the like, as used herein, are used in an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is not to be construed as limiting the invention.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Claims (9)
1. The utility model provides a smart power grids dual supply automatic switching control equipment, its structure includes wiring end (1), battery (2), switch (3), mount pad (4), circuit breaker (5), its characterized in that:
the circuit breaker (5) is respectively and electrically connected with the wiring end (1) of the battery (2) through the switch (3), the number of the batteries (2) is two, the batteries are respectively a common battery and a standby battery, the circuit breaker (5) is fixed through the mounting seat (4), a protection cavity (52) is arranged inside the circuit breaker (5), and the edge of the protection cavity (52) is sealed through a sealing strip (51);
sealing strip (51) and protection chamber (52) between the cooperation have piercing depth mechanism (a) and block foot (b), contact piercing depth mechanism (a) between install through block foot (b), piercing depth mechanism (a) is constituteed and is had connecting axle (a1), is penetrated cavity (a2), it is equipped with more than two and be the level and closely distribute and fix on connecting axle (a1) to penetrate cavity (a 2).
2. The automatic switching device for the dual power supplies of the smart grid according to claim 1, wherein: the clamping feet (b) are fixed at two ends of the connecting shaft (a1) in an embedded mode.
3. The automatic switching device for the dual power supplies of the smart grid according to claim 1 or 2, wherein: and a tension spring (b1) is arranged between the clamping feet (b).
4. The automatic switching device for the dual power supplies of the smart grid according to claim 1, wherein: the penetrating cavity (a2) is provided with a pulling-in rod (a21), a fixed angle (a22) and an adsorption cavity (a23), and the adsorption cavity (a23) is welded on one side edge of the pulling-in rod (a21) opposite to the fixed angle (a22) on the left side and the right side of the outer surface.
5. The automatic switching device for the dual power supplies of the smart grid according to claim 4, wherein: one end face of the fixed angle (a22) attached to the adsorption cavity (a23) is of an arc-shaped surface structure.
6. The automatic switching device for the dual power supplies of the smart grid according to claim 4, wherein: the upper end and the lower end of the adsorption cavity (a23) are matched with the pulling-closing rod (a21) to form a movable air vent.
7. The automatic switching device for the dual power supplies of the smart grid according to claim 4 or 5, wherein: the interior of the adsorption cavity (a23) is filled with activated carbon, and the adsorption cavity (a23) is made of rubber.
8. The automatic switching device for the dual power supplies of the smart grid according to claim 5, wherein: draw and close pole (a21) inside flexible end (c) and stiff end (d), flexible end (c) are located the upper and lower end of stiff end (d) to flexible end (c) and connecting axle (a1) lug connection.
9. The automatic switching device for the dual power supplies of the smart grid according to claim 7, wherein: and a heat-insulating ring pipe is arranged in the fixed end (d).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911244995.5A CN110880808B (en) | 2019-12-06 | 2019-12-06 | Intelligent power grid dual-power automatic switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911244995.5A CN110880808B (en) | 2019-12-06 | 2019-12-06 | Intelligent power grid dual-power automatic switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110880808A true CN110880808A (en) | 2020-03-13 |
| CN110880808B CN110880808B (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911244995.5A Active CN110880808B (en) | 2019-12-06 | 2019-12-06 | Intelligent power grid dual-power automatic switching device |
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| Country | Link |
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| CN (1) | CN110880808B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513786A (en) * | 2021-04-23 | 2021-10-19 | 蒲金成 | Air conditioner induced draft plate used in hot weather in humid area |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655571U (en) * | 2009-10-22 | 2010-11-24 | 山东泰开高压开关有限公司 | Hydraulic spring control mechanism of high-voltage circuit breaker |
| CN203134602U (en) * | 2013-02-01 | 2013-08-14 | 乐清市朗明电气有限公司 | Dual-power-supply automatic change-over switch |
| CN205943968U (en) * | 2016-06-24 | 2017-02-08 | 浙江智信电器科技有限公司 | Circuit breaker with anti -corrosion structure |
| US20180034314A1 (en) * | 2014-01-28 | 2018-02-01 | Eaton Corporation | Three-source automatic redundant bypass-isolation switches and related power systems and methods |
-
2019
- 2019-12-06 CN CN201911244995.5A patent/CN110880808B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201655571U (en) * | 2009-10-22 | 2010-11-24 | 山东泰开高压开关有限公司 | Hydraulic spring control mechanism of high-voltage circuit breaker |
| CN203134602U (en) * | 2013-02-01 | 2013-08-14 | 乐清市朗明电气有限公司 | Dual-power-supply automatic change-over switch |
| US20180034314A1 (en) * | 2014-01-28 | 2018-02-01 | Eaton Corporation | Three-source automatic redundant bypass-isolation switches and related power systems and methods |
| CN205943968U (en) * | 2016-06-24 | 2017-02-08 | 浙江智信电器科技有限公司 | Circuit breaker with anti -corrosion structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513786A (en) * | 2021-04-23 | 2021-10-19 | 蒲金成 | Air conditioner induced draft plate used in hot weather in humid area |
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| Publication number | Publication date |
|---|---|
| CN110880808B (en) | 2021-02-26 |
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Effective date of registration: 20210204 Address after: Room 101, building B, phase 21 R & D plant, Xinma power innovation park, 899 Xianyue Ring Road, Tianyuan District, Zhuzhou City, Hunan Province, 412000 Applicant after: ZHUZHOU ZOPOISE TECHNOLOGY Co.,Ltd. Address before: 313000 23 Hexi Road, Shicong Town, Nanxun District, Huzhou City, Zhejiang Province Applicant before: Wang Zumin |
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