CN111146705A - Automatic flicking self-protection power distribution cabinet based on capacitance change - Google Patents
Automatic flicking self-protection power distribution cabinet based on capacitance change Download PDFInfo
- Publication number
- CN111146705A CN111146705A CN202010064021.5A CN202010064021A CN111146705A CN 111146705 A CN111146705 A CN 111146705A CN 202010064021 A CN202010064021 A CN 202010064021A CN 111146705 A CN111146705 A CN 111146705A
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- cabinet door
- plate
- fixedly connected
- wall
- electromagnet
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- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
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Abstract
The utility model provides an automatic bullet open self preservation and protect switch board based on electric capacity changes, relates to switch board technical field, including the cabinet door, the inner wall fixedly connected with positive plate of cabinet door, the inner wall of cabinet door and with the negative plate of the top symmetry of positive plate mutually, the inner wall fixedly connected with of cabinet door and negative plate electric connection's resistance, the inner wall fixedly connected with spring of cabinet door, the left side fixedly connected with of spring and cabinet door swing joint's piston board, the right side inner wall fixedly connected with dielectric plate of piston board. This automatic bounce-off self preservation protects switch board based on electric capacity change uses through the cooperation of electromagnet one with electromagnet two, when the switch board is on fire, utilizes the absorber plate to absorb the heat and transmit for the hot plate, heats compressed gas, the compressed gas inflation, and the piston board removes to the right side, and electromagnet one circular telegram, the cabinet door repels each other with the cabinet body, and the cabinet door is opened to reached the effect of automatic bounce-off, pressure release in the switch board prevents the switch board explosion.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to an automatic springing-open self-protection power distribution cabinet based on capacitance change.
Background
The switch board is an important power distribution equipment among the power equipment, carries out classification management to the cable through the switch board, improves power equipment work efficiency, and the later stage maintenance of being convenient for is controlled electric power through the switch board simultaneously, makes things convenient for the transmission of electric power, improves the transmission efficiency of electric power.
Present switch board can appear inside high temperature often in the use, leads to distribution equipment to take place in the condition on fire, and the switch board generally all is inclosed space, though there is radiating hole, when nevertheless on fire, the pressure that the high temperature of inside flame produced is great, can make the switch board take place to explode, and power is great, seriously threatens life safety.
Therefore, the automatic springing-open self-protection power distribution cabinet based on capacitance change solves the problems, achieves the effect of automatic springing-open by matching the first electromagnet with the second electromagnet, enables pressure in the power distribution cabinet to be released, effectively prevents the power distribution cabinet from exploding, achieves the effect of tightly closing the cabinet door by matching the second electromagnet with the second magnetic block, effectively prevents the power distribution cabinet from being stolen, and protects equipment in the power distribution cabinet.
Disclosure of Invention
The invention adopts the following technical scheme for realizing the technical purpose: an automatic springing-open self-protection power distribution cabinet based on capacitance change comprises a cabinet door, wherein a positive plate is fixedly connected to the inner wall of the cabinet door, a negative plate is symmetrically arranged on the inner wall of the cabinet door and on the top of the positive plate, a resistor electrically connected with the negative plate is fixedly connected to the inner wall of the cabinet door, a spring is fixedly connected to the inner wall of the cabinet door, a piston plate movably connected with the cabinet door is fixedly connected to the left side of the spring, a dielectric plate is fixedly connected to the right inner wall of the cabinet door, a compressed gas is movably connected to the middle of the cabinet door, a heating plate is fixedly connected to the left side of the inner wall of the cabinet door and close to the compressed gas, a heat conduction column is fixedly connected to the left side of the inner wall of the cabinet door and close to the heating plate, a heat absorption plate fixedly connected to, the inner wall of the cabinet body is fixedly connected with a first magnetic block, the inner wall of the cabinet door is fixedly connected with a second electromagnet close to the back of the first electromagnet, and the inner wall of the cabinet body is fixedly connected with a second magnetic block close to the back of the first magnetic block.
The invention has the following beneficial effects:
1. this automatic bounce-off self preservation protects switch board based on electric capacity change uses through the cooperation of electromagnet one with electromagnet two, when the switch board is on fire, utilizes the absorber plate to absorb the heat and transmit for the hot plate, heats compressed gas, makes the compressed gas inflation, makes the piston board remove to the right side, makes an electric magnet, makes cabinet door and cabinet body repel each other, makes the cabinet door open to reach the effect of automatic bounce-off, made the pressure release in the switch board, effectively prevented the switch board explosion.
2. This automatic bounce-off self preservation protects switch board based on electric capacity change uses through the cooperation of electromagnet two and magnetic path two, and electromagnetism block two is in the on state, because the magnetism on the left magnetism of electromagnetism block two is opposite with the magnetism on the two right sides of magnetic path, according to the principle that opposite poles attract, firmly adsorbs the cabinet door together with the cabinet body to reached the effect that the cabinet door is tightly closed, effectively prevented that the switch board from being stolen, equipment in the protection switch board.
Further, the material of cabinet door is steel material and the movable groove of the middle part of cabinet door setting with the piston plate looks adaptation, the size of positive plate is greater than the dielectric plate size.
Further, the resistor is a voltage dependent resistor and the path voltage of the resistor is greater than the minimum voltage through the negative plate, the spring is a compression spring and the diameter of the spring is less than the diameter of the piston plate.
Further, the material of piston plate is hard rubber material and the shape of piston plate is the cuboid, compressed gas has expend with heat and contract with cold's performance, the material of hot plate is the material that heat conductivility is high.
Further, the material of heat conduction post is the material that heat conductivility is high and the size of heat conduction post is less than the piston plate size, the material of absorber plate is the material that heat conductivility is high.
Furthermore, the magnetism of the left side of the first electromagnet is the same as that of the right side of the first magnetic block, and the magnetism of the left side of the second electromagnet is opposite to that of the right side of the second magnetic block.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged partial view of portion A of FIG. 1;
FIG. 3 is a schematic view of a second electromagnet of the present invention;
FIG. 4 is a schematic view of the compressed gas expansion configuration of the present invention.
In the figure: 1. a cabinet door; 2. a positive plate; 3. a negative plate; 4. a resistance; 5. a spring; 6. a piston plate; 7. a dielectric plate; 8. compressing the gas; 9. heating plates; 10. a heat-conducting column; 11. a heat absorbing plate; 12. a first electromagnet; 13. a cabinet body; 14. a first magnetic block; 15. a second electromagnet; 16. and a second magnetic block.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, an automatic springing-open self-protection power distribution cabinet based on capacitance change comprises a cabinet door 1, the cabinet door 1 is used for sealing a cabinet body 13, the cabinet door 1 is made of steel material, a movable groove matched with a piston plate 6 is formed in the middle of the cabinet door 1, the size of the positive plate 2 is larger than that of a dielectric plate 7, the inner wall of the cabinet door 1 is fixedly connected with the positive plate 2, the positive plate 2 and the negative plate 3 are used for controlling the voltage of a circuit together, the inner wall of the cabinet door 1 and the negative plate 3 are mutually symmetrical with each other at the top of the positive plate 2, the inner wall of the cabinet door 1 is fixedly connected with a resistor 4 electrically connected with the negative plate 3, the resistor 4 is used for controlling the communication condition of the circuit, the resistor 4 is a piezoresistor, the path voltage of the resistor 4 is larger than the minimum voltage passing through the negative plate 3, the spring, the inner wall of the cabinet door 1 is fixedly connected with a spring 5, and the spring 5 plays a role in ejecting the piston plate 6 to the left side.
Spring 5's left side fixedly connected with and cabinet door 1 swing joint's piston plate 6, piston plate 6 plays driven effect, the right side inner wall fixedly connected with dielectric plate 7 of piston plate 6, dielectric plate 7 plays the effect of control circuit voltage size, the middle part swing joint of cabinet door 1 has compressed gas 8, compressed gas 8 realizes driven effect through its expend with heat and contract with cold nature, piston plate 6's material is the cuboid for stereoplasm rubber material and piston plate 6's shape, compressed gas 8 has expend with heat and contract with cold's performance, the material of hot plate 9 is the inner wall of material cabinet door 1 that the thermal conductivity is high and is close to compressed gas 8's left side fixedly connected with hot plate 9, hot plate 9 plays the effect of heating compressed gas 8, the inner wall of cabinet door 1 and the left side fixedly connected with heat conduction post 10 of being close to hot plate 9, heat conduction post 10 plays the thermal transmission effect of cabinet door.
The heat conducting column 10 is made of a material with high heat conducting performance, the size of the heat conducting column 10 is smaller than that of the piston plate 6, the heat absorbing plate 11 is made of a material with high heat conducting performance, the left side of the cabinet door 1 is fixedly connected with the heat absorbing plate 11 fixedly connected with the left side of the heat conducting column 10, the heat absorbing plate 11 plays a role in absorbing heat, the inner wall of the cabinet door 1 and the right side close to the heat absorbing plate 11 are fixedly connected with a first electromagnet 12, the first electromagnet 12 and a first magnetic block 14 play a role in opening the cabinet door 1 to the right side, the magnetism on the left side of the first electromagnet 12 is the same as that on the right side of the first magnetic block 14, the magnetism on the left side of the second electromagnet 15 is opposite to that on the right side of a second magnetic block 16, the left side of the cabinet door 1 is movably connected with a cabinet body 13, the inner wall of the cabinet body 13 is fixedly connected with a first magnetic block 14, a second magnetic block 16 is fixedly connected to the back surface of the inner wall of the cabinet 13 and close to the first magnetic block 14.
The working principle is as follows: as shown in fig. 1, at this time, when the second electromagnet 15 is in the energized state, the cabinet 13 and the cabinet door 1 are magnetically attracted together firmly according to the principle of opposite attraction because the magnetism on the left side of the second electromagnet 15 is opposite to the magnetism on the right side of the second magnetic block 16, and the first electromagnet 12 is in the de-energized state, and the compressed gas 8 is in the contracted state, and the piston plate 6 is ejected to the left side under the action of the spring 5.
When the switch board catches fire, the temperature of flame can be absorbed by absorber plate 11 to with heat transfer to hot plate 9 through heat conduction post 10, make compressed gas 8 be heated and expand, promote piston plate 6 to the right side to the rightmost, because dielectric plate 7 reduces to the minimum with the relative area of positive plate 2 and negative plate 3, at this moment the voltage through negative plate 3 is less than resistance 4's minimum access voltage, therefore second 15 outage of electromagnet, no longer attract each other with second 16 of magnetic path, first 12 of electromagnet circular telegrams simultaneously, the magnetism on first 14 right sides of magnetic path is opposite with the left magnetism of first 12 of electromagnet, repulsion effect down, cabinet door 1 is opened to the right side, release inside pressure, prevent the switch board explosion.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an automatic bullet opens self preservation and protects switch board based on capacitance variation, includes cabinet door (1), its characterized in that: the inner wall of the cabinet door (1) is fixedly connected with a positive plate (2), the inner wall of the cabinet door (1) is mutually symmetrical to the top of the positive plate (2) and is fixedly connected with a resistor (4) electrically connected with the negative plate (3), the inner wall of the cabinet door (1) is fixedly connected with a spring (5), the left side of the spring (5) is fixedly connected with a piston plate (6) movably connected with the cabinet door (1), the right side inner wall of the piston plate (6) is fixedly connected with a dielectric plate (7), the middle part of the cabinet door (1) is movably connected with compressed gas (8), the inner wall of the cabinet door (1) is fixedly connected with a heating plate (9) close to the left side of the compressed gas (8), the inner wall of the cabinet door (1) is fixedly connected with a heat-conducting column (10) close to the left side of the heating plate (9), the left side of the cabinet door (1) is fixedly connected with a heat, the inner wall of the cabinet door (1) is close to the right side of the heat absorbing plate (11) and is fixedly connected with a first electromagnet (12), the left side of the cabinet door (1) is movably connected with a cabinet body (13), the inner wall of the cabinet body (13) is fixedly connected with a first magnetic block (14), the inner wall of the cabinet door (1) is close to a second electromagnet (15), and the inner wall of the cabinet body (13) is close to a second magnetic block (16).
2. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the cabinet door (1) is made of steel materials, and a movable groove matched with the piston plate (6) is formed in the middle of the cabinet door (1).
3. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the size of the positive plate (2) is larger than that of the dielectric plate (7).
4. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the resistor (4) is a voltage dependent resistor and the path voltage of the resistor (4) is greater than the minimum voltage across the negative plate (3).
5. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the spring (5) is a compression spring, and the diameter of the spring (5) is smaller than that of the piston plate (6).
6. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the piston plate (6) is made of hard rubber materials, the piston plate (6) is cuboid in shape, the compressed gas (8) has thermal expansion and cold contraction performance, and the heating plate (9) is made of materials with high heat conduction performance.
7. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the heat conducting column (10) is made of a material with high heat conducting performance, the size of the heat conducting column (10) is smaller than that of the piston plate (6), and the heat absorbing plate (11) is made of a material with high heat conducting performance.
8. The automatic springing-open self-protection power distribution cabinet based on capacitance change of claim 1, wherein: the magnetism of the left side of the electromagnet I (12) is the same as that of the right side of the magnetic block I (14), and the magnetism of the left side of the electromagnet II (15) is opposite to that of the right side of the magnetic block II (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064021.5A CN111146705A (en) | 2020-01-20 | 2020-01-20 | Automatic flicking self-protection power distribution cabinet based on capacitance change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064021.5A CN111146705A (en) | 2020-01-20 | 2020-01-20 | Automatic flicking self-protection power distribution cabinet based on capacitance change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111146705A true CN111146705A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010064021.5A Withdrawn CN111146705A (en) | 2020-01-20 | 2020-01-20 | Automatic flicking self-protection power distribution cabinet based on capacitance change |
Country Status (1)
| Country | Link |
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| CN (1) | CN111146705A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535671A (en) * | 2020-05-22 | 2020-08-14 | 广州金魁星家具有限公司 | Electromagnetic control automatic locking anti-theft device during door closing |
| CN111628350A (en) * | 2020-06-08 | 2020-09-04 | 杭州伊菲科技有限公司 | Power socket for broadband equipment capable of effectively preventing mistaken pulling-out |
| CN111993440A (en) * | 2020-08-31 | 2020-11-27 | 刘丽华 | Robot of sweeping floor with automatic pop-up rubbish box function |
| CN112171862A (en) * | 2020-09-28 | 2021-01-05 | 周杰 | Use green building technology's hollow brick forming device |
| CN112276666A (en) * | 2020-10-29 | 2021-01-29 | 郑斋彬 | Cooling liquid filtering device of numerical control machine tool |
| CN112406585A (en) * | 2020-11-30 | 2021-02-26 | 杭州小龚科技有限公司 | Electric automobile charger with self-protection function |
| CN112917342A (en) * | 2021-01-25 | 2021-06-08 | 温州衡恒贸易有限公司 | Grinding device capable of automatically cooling during overheating |
| CN117039695A (en) * | 2023-09-26 | 2023-11-10 | 云南博创电气设备有限公司 | Switch cabinet with deformation monitoring and automatic control functions |
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| CN1601902A (en) * | 2004-10-21 | 2005-03-30 | 上海交通大学 | Micromechanical capacitance microwave switch based on Nano dielectric film |
| KR20090093296A (en) * | 2008-02-29 | 2009-09-02 | 주식회사 부시파워 | Generator box on board for distributing board |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535671A (en) * | 2020-05-22 | 2020-08-14 | 广州金魁星家具有限公司 | Electromagnetic control automatic locking anti-theft device during door closing |
| CN111535671B (en) * | 2020-05-22 | 2021-03-26 | 广州金魁星家具有限公司 | Electromagnetic control automatic locking anti-theft device during door closing |
| CN111628350A (en) * | 2020-06-08 | 2020-09-04 | 杭州伊菲科技有限公司 | Power socket for broadband equipment capable of effectively preventing mistaken pulling-out |
| CN111993440A (en) * | 2020-08-31 | 2020-11-27 | 刘丽华 | Robot of sweeping floor with automatic pop-up rubbish box function |
| CN111993440B (en) * | 2020-08-31 | 2021-11-23 | 深圳市银舍智能科技有限公司 | Robot of sweeping floor with automatic pop-up rubbish box function |
| CN112171862A (en) * | 2020-09-28 | 2021-01-05 | 周杰 | Use green building technology's hollow brick forming device |
| CN112276666A (en) * | 2020-10-29 | 2021-01-29 | 郑斋彬 | Cooling liquid filtering device of numerical control machine tool |
| CN112406585A (en) * | 2020-11-30 | 2021-02-26 | 杭州小龚科技有限公司 | Electric automobile charger with self-protection function |
| CN112917342A (en) * | 2021-01-25 | 2021-06-08 | 温州衡恒贸易有限公司 | Grinding device capable of automatically cooling during overheating |
| CN117039695A (en) * | 2023-09-26 | 2023-11-10 | 云南博创电气设备有限公司 | Switch cabinet with deformation monitoring and automatic control functions |
| CN117039695B (en) * | 2023-09-26 | 2024-01-30 | 云南博创电气设备有限公司 | Switch cabinet with deformation monitoring and automatic control functions |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200512 |
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| WW01 | Invention patent application withdrawn after publication |