CN109088337A - A kind of power circuit power supply automatic control device - Google Patents
A kind of power circuit power supply automatic control device Download PDFInfo
- Publication number
- CN109088337A CN109088337A CN201810736759.4A CN201810736759A CN109088337A CN 109088337 A CN109088337 A CN 109088337A CN 201810736759 A CN201810736759 A CN 201810736759A CN 109088337 A CN109088337 A CN 109088337A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- electrically connected
- control device
- battery
- automatic control
- 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.)
- Granted
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Classifications
-
- 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
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- 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
- H02B1/24—Circuit arrangements for boards or switchyards
-
- 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
-
- 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
- H02B1/54—Anti-seismic devices or installations
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention discloses a kind of power circuit of electrical equipment technical field power supply automatic control devices, including cabinet, the rear surface quadrangle of the cabinet is equipped with mounting plate, the surface of the mounting plate is equipped with the first mounting hole, the inner cavity top of the cabinet is fixed with controller, temperature sensor and battery, it is horizontal through equipped with copper pipe between the side wall top and the bottom of the cabinet, middle part is inside and outside opposite at left and right sides of the side wall of the cabinet is equipped with electric gate valve and fire resisting damper, the lower right side of the cabinet is equipped with two groups of radio remote control switch, the left end inner cavity of the copper pipe is provided with radiator fan by branch, seizing wire pulls the shift bar of air switch or earth leakage protective device using manual, close it, electric pushrod extends pinch detection button simultaneously, realize start and stop and detection, the device can be monitored in real time and be remotely operated , convenient for heat dissipation, while dust entrance is reduced, start-up and shut-down control is convenient.
Description
Technical field
The present invention relates to electrical equipment technical field, specially a kind of power circuit power supply automatic control device.
Background technique
Usually there is load unstable state in rural power service, often since load is unstable, leads to excess load power supply bureau
Face will result in large-area power-cuts, or even can burn electric wire, cause the generation of fire dangerous situation, in order to maintain the confession of power circuit
Electrical stability, it usually needs control and maintenance to power circuit are carried out using automatic control device, existing power circuit supplies
Electric automatic control device control is not accurate enough, and its heat dissipation performance is bad, and security performance is low, while needing to be turned off manually and beat
Create a precedent such as air switch or earth leakage protective device electric elements, inconvenient for operation, is based on this, the present invention devises a kind of power line
Road power supply automatic control device, to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of power circuit power supply automatic control devices, to solve in above-mentioned background technique
The existing control device heat dissipation performance proposed is bad, and needs to be turned off manually and open such as air switch or earth leakage protective device
Electric elements, problem inconvenient for operation.
To achieve the above object, automatic control device, packet the invention provides the following technical scheme: a kind of power circuit is powered
Cabinet is included, the rear surface quadrangle of the cabinet is equipped with mounting plate, and the surface of the mounting plate is equipped with the first mounting hole, the case
The inner cavity top of body is fixed with controller, temperature sensor and battery, and level is passed through between the side wall top and the bottom of the cabinet
It is equipped with copper pipe, middle part is inside and outside opposite at left and right sides of the side wall of the cabinet is equipped with electric gate valve and fire resisting damper, the cabinet
Lower right side be equipped with two groups of radio remote control switch, the left end inner cavity of the copper pipe is provided with radiator fan, two groups of institutes by branch
It states and is equipped with damping device at left and right sides of the surface of copper pipe, be fixed between the surface of the damping device by screw bolt and nut
Panel, the left side wall of the cabinet, which runs through, is equipped with power supply line, and the power supply line is electrically connected air switch, and the air is opened
It closes and is electrically connected earth leakage protective device, the earth leakage protective device is electrically connected sample circuit, and the sample circuit is electrically connected output
Relay and single-chip microcontroller, the single-chip microcontroller are electrically connected wireless communication apparatus, the front of the air switch and earth leakage protective device
Equipped with control device；
The damping device includes channel steel section, two groups of springs and bottom plate, and the top gluing of the channel steel section is fixed with rubber
The top of pad, the rubber pad and channel steel section is equipped with installation through-hole, the relatively fixed bottom in channel steel section before and after spring described in two groups
The upper surface front and back in portion, the bottom plate is equipped with two groups of grooves, and the end of spring described in two groups is fixed on the inner cavity of groove, the slot
The bottom of steel section is bolted with fixing screws, and fixing screws, through bottom plate, the control device includes support plate, the support
The surface Corner Strapped of plate is welded with L-type support, and the surface of the L-type support is equipped with the second mounting hole, the table of the support plate
Face center of top is equipped with radio video monitoring device, and end is equipped on the left of the surface bottom portion of the support plate with the electronic of triangular pyramid
The surface right side of push rod, the support plate is vertically fixed with sliding rail, and travel switch, institute are equipped at the top and bottom of the sliding rail
The inner cavity for stating sliding rail is sliding combined with motor-driven carrier, and the surface of shell of the motor-driven carrier is welded with seizing wire, the thin steel
The other end of cord has manual by steel wire buckle system；
The battery is electrically connected fire resisting damper and radio video monitoring device, the battery, travel switch, electronic small
Vehicle and any one of radio remote control switch constitute electric pathway, the battery, electric pushrod and another described wireless remote
Control switch constitutes electric pathway, and the controller is electrically connected battery, temperature sensor, electric gate valve and radiator fan.
Preferably, electricity alarm device is electrically connected on the battery.
Preferably, the both ends of the copper pipe, which pass through to prop up, is provided with metal filter screen.
Preferably, Air Filter is provided with by branch between the electric gate valve and fire resisting damper.
Preferably, the surface of the rubber pad is equipped with thermal isolation film.
Preferably, the clamp inner surface of the manual is equipped with non-slip texture.
Compared with prior art, the beneficial effects of the present invention are: the present invention is electrically connected battery, temperature by controller
Sensor, electric gate valve and radiator fan form intelligent heat dissipation mode, while fire resisting damper is closed when fire occurs for box house
It closes, prevents fire spreading, then electric pathway is constituted by radio remote control switch and battery, travel switch and motor-driven carrier, make electricity
Dynamic trolley is moved in sliding rail inner cavity back and forth, and seizing wire pulls the switch of air switch or earth leakage protective device using manual
Handle closes it, while electric pushrod extends pinch detection button, realizes that start and stop and detection, the device can be supervised in real time
Control and remote operation convenient for heat dissipation, while reducing dust entrance, and start-up and shut-down control is convenient.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is damping device structural schematic diagram in Fig. 1；
Fig. 3 is controling device structure diagram in Fig. 1.
In attached drawing, parts list represented by the reference numerals are as follows:
1- cabinet, 2- mounting plate, the first mounting hole of 3-, 4- controller, 5- temperature sensor, 6- battery, 7- copper pipe, 8-
Electric gate valve, 9- fire resisting damper, 10- Digiplex, 11- radiator fan, 12- damping device, 13- panel, 14- power supply line,
15- air switch, 16- earth leakage protective device, 17- control device, 18- sample circuit, 19- output relay, 20- single-chip microcontroller, 21-
Wireless communication apparatus, 120- channel steel section, 121- rubber pad, 122- installation through-hole, 123- spring, 124- bottom plate, 125- groove,
126- fixing screws, 170- support plate, 171-L type bracket, the second mounting hole of 172-, 173- radio video monitoring device, 174-
Electric pushrod, 175- sliding rail, 176- travel switch, 177- motor-driven carrier, 178- seizing wire, 179- manual.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of power circuit power supply automatic control device, including
Cabinet 1, the rear surface quadrangle of cabinet 1 are equipped with mounting plate 2, and the surface of mounting plate 2 is equipped with the first mounting hole 3, the inner cavity of cabinet 1
Top is fixed with controller 4, temperature sensor 5 and battery 6, and level is through equipped with copper between the side wall top and the bottom of cabinet 1
Pipe 7, the side wall left and right sides middle part of cabinet 1 is inside and outside opposite to be equipped with electric gate valve 8 and fire resisting damper 9, and the lower right side of cabinet 1 is set
There are two groups of radio remote control switch 10, the left end inner cavity of copper pipe 7 is provided with radiator fan 11 by branch, and the surface of two groups of copper pipes 7 is left
Right two sides are equipped with damping device 12, are fixed with panel 13 by screw bolt and nut between the surface of damping device 12, cabinet 1
Left side wall, which runs through, is equipped with power supply line 14, and power supply line 14 is electrically connected air switch 15, and air switch 15 is electrically connected electric leakage
Protector 16, earth leakage protective device 16 are electrically connected sample circuit 18, and sample circuit 18 is electrically connected output relay 19 and monolithic
The front of machine 20, the electric connection wireless communication apparatus 21 of single-chip microcontroller 20, air switch 15 and earth leakage protective device 16 is equipped with control dress
Set 17；
Damping device 12 includes that 120, two groups of springs 123 of channel steel section and bottom plate 124, the top gluing of channel steel section 120 are fixed
There is a rubber pad 121, the top of rubber pad 121 and channel steel section 120 is equipped with installation through-hole 122, and two groups of 123 front and backs of springs are relatively fixed
In the bottom of channel steel section 120, two groups of grooves 125 are equipped with before and after the upper surface of bottom plate 124, the end of two groups of springs 123 is fixed on
The inner cavity of groove 125, the bottom of channel steel section 120 is bolted with fixing screws 126, and fixing screws 126 are controlled through bottom plate 124
Device 17 processed includes support plate 170, and the surface Corner Strapped of support plate 170 is welded with L-type support 171, the table of L-type support 171
Face is equipped with the second mounting hole 172, and the surface crown center of support plate 170 is equipped with radio video monitoring device 173, support plate 170
Surface bottom portion on the left of be equipped with electric pushrod 174 of the end with triangular pyramid, be vertically fixed with sliding rail on the right side of the surface of support plate 170
175, the top and bottom of sliding rail 175 are equipped with travel switch 176, and the inner cavity of sliding rail 175 is sliding combined with motor-driven carrier 177,
The surface of shell of motor-driven carrier 177 is welded with seizing wire 178, and the other end of seizing wire 178 has manually by steel wire buckle system
Fixture 179；
Battery 6 is electrically connected fire resisting damper 9 and radio video monitoring device, battery 6, travel switch 176, motor-driven carrier
177 constitute electric pathway, battery 6, electric pushrod 174 and another radio remote control switch with any one radio remote control switch 10
10 constitute electric pathway, and controller 4 is electrically connected battery 6, temperature sensor 5, electric gate valve 8 and radiator fan 11.
Wherein, electricity alarm device is electrically connected on battery 6, convenient for detection and maintenance, the both ends of copper pipe 7 pass through bracket
It equipped with metal filter screen, prevents from blocking, Air Filter is provided with by branch between electric gate valve 8 and fire resisting damper 9, reduce dust and enter
Cabinet 1, avoids short circuit, and the surface of rubber pad 121 is equipped with thermal isolation film, prolongs the service life, in the clamp of manual 179
Surface is equipped with non-slip texture, convenient for clamping.
One concrete application of the present embodiment are as follows: battery 6, temperature sensor 5, electronic is electrically connected by controller 4
Gate valve 8 and radiator fan 11 form intelligent heat dissipation mode, while fire resisting damper 9 occurs to close when fire inside cabinet 1, prevents
Fire spreading, when air switch 15 or earth leakage protective device 16 trip, in advance using 179 entraining air switch 15 of manual or
The shift bar of earth leakage protective device 16, then pass through radio remote control switch 10 and 177 structure of battery 6, travel switch 176 and motor-driven carrier
At electric pathway, move motor-driven carrier 177 in 175 inner cavity of sliding rail back and forth, seizing wire 178 pulls sky using manual 179
The shift bar of air cock 15 or earth leakage protective device 16, closes it, while electric pushrod 174 extends pinch detection button, realizes
Start and stop and detection.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
- The automatic control device 1. a kind of power circuit is powered, including cabinet (1), it is characterised in that: the rear surface of the cabinet (1) Quadrangle is equipped with mounting plate (2), and the surface of the mounting plate (2) is equipped with the first mounting hole (3), and the inner cavity of the cabinet (1) is pushed up Portion is fixed with controller (4), temperature sensor (5) and battery (6), equal level between the side wall top and the bottom of the cabinet (1) Through copper pipe (7) are equipped with, middle part is inside and outside opposite at left and right sides of the side wall of the cabinet (1) is equipped with electric gate valve (8) and prevents fires The lower right side of valve (9), the cabinet (1) is equipped with two groups of radio remote control switch (10), and the left end inner cavity of the copper pipe (7) passes through Branch is provided with radiator fan (11), is equipped with damping device (12), the damping at left and right sides of the surface of copper pipe described in two groups (7) It is fixed with panel (13) between the surface of device (12) by screw bolt and nut, the left side wall of the cabinet (1), which runs through to be equipped with, to be supplied Electric line (14), the power supply line (14) are electrically connected air switch (15), and the air switch (15) is electrically connected electric leakage Protector (16), the earth leakage protective device (16) are electrically connected sample circuit (18), and the sample circuit (18) is electrically connected defeated Relay (19) and single-chip microcontroller (20) out, the single-chip microcontroller (20) are electrically connected wireless communication apparatus (21), the air switch (15) and the front of earth leakage protective device (16) is equipped with control device (17)；The damping device (12) includes channel steel section (120), two groups of springs (123) and bottom plate (124), the channel steel section (120) Top gluing be fixed with rubber pad (121), the top of the rubber pad (121) and channel steel section (120) is equipped with installation through-hole (122), the relatively fixed bottom in channel steel section (120), the upper surface of the bottom plate (124) before and after spring described in two groups (123) Front and back is equipped with two groups of grooves (125), and the end of spring described in two groups (123) is fixed on the inner cavity of groove (125), the channel steel section (120) bottom is bolted with fixing screws (126), and fixing screws (126) are through bottom plate (124), the control device It (17) include support plate (170), the surface Corner Strapped of the support plate (170) is welded with L-type support (171), the L-type branch The surface of frame (171) is equipped with the second mounting hole (172), and the surface crown center of the support plate (170) is supervised equipped with wireless video It controls device (173), electric pushrod (174) of the end with triangular pyramid is equipped on the left of the surface bottom portion of the support plate (170), it is described It is vertically fixed with sliding rail (175) on the right side of the surface of support plate (170), is equipped with stroke at the top and bottom of the sliding rail (175) It switchs (176), the inner cavity of the sliding rail (175) is sliding combined with motor-driven carrier (177), the shell of the motor-driven carrier (177) Surface is welded with seizing wire (178), and the other end of the seizing wire (178) has manual (179) by steel wire buckle system；The battery (6) is electrically connected fire resisting damper (9) and radio video monitoring device, the battery (6), travel switch (176), motor-driven carrier (177) and any one of radio remote control switch (10) constitute electric pathway, the battery (6), electricity Dynamic push rod (174) and another described radio remote control switch (10) constitute electric pathway, and the controller (4) is electrically connected battery (6), temperature sensor (5), electric gate valve (8) and radiator fan (11).
- The automatic control device 2. a kind of power circuit according to claim 1 is powered, it is characterised in that: the battery (6) electricity alarm device is electrically connected on.
- The automatic control device 3. a kind of power circuit according to claim 1 is powered, it is characterised in that: the copper pipe (7) Both ends pass through branch be provided with metal filter screen.
- The automatic control device 4. a kind of power circuit according to claim 1 is powered, it is characterised in that: the electric gate valve (8) Air Filter is provided with by branch between fire resisting damper (9).
- The automatic control device 5. a kind of power circuit according to claim 1 is powered, it is characterised in that: the rubber pad (121) surface is equipped with thermal isolation film.
- The automatic control device 6. a kind of power circuit according to claim 1 is powered, it is characterised in that: the manual (179) clamp inner surface is equipped with non-slip texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810736759.4A CN109088337B (en) | 2018-07-06 | 2018-07-06 | Automatic power supply control device for power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810736759.4A CN109088337B (en) | 2018-07-06 | 2018-07-06 | Automatic power supply control device for power line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109088337A true CN109088337A (en) | 2018-12-25 |
| CN109088337B CN109088337B (en) | 2020-10-02 |
Family
ID=64837058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810736759.4A Active CN109088337B (en) | 2018-07-06 | 2018-07-06 | Automatic power supply control device for power line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109088337B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029935A (en) * | 2020-02-05 | 2020-04-17 | 董昊 | Fire prevention switch board of putting out a fire |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442377Y (en) * | 2000-09-26 | 2001-08-08 | 李乾良 | Electric closing device for guide rod breaker |
| CN204858278U (en) * | 2015-06-30 | 2015-12-09 | 国网山东省电力公司淄博供电公司 | Portable power supply box |
| CN206283238U (en) * | 2016-12-23 | 2017-06-27 | 芜湖科越电气有限公司 | A kind of overvoltage protection with monitoring protection |
| CN206504078U (en) * | 2016-09-29 | 2017-09-19 | 上海戏剧学院 | The damping fixing device dynamically shot for video camera |
| CN206602296U (en) * | 2017-04-18 | 2017-10-31 | 李晓瑜 | A kind of power circuit is powered automaton |
| CN207367851U (en) * | 2017-08-11 | 2018-05-15 | 李洪玉 | A kind of knife switch |
-
2018
- 2018-07-06 CN CN201810736759.4A patent/CN109088337B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2442377Y (en) * | 2000-09-26 | 2001-08-08 | 李乾良 | Electric closing device for guide rod breaker |
| CN204858278U (en) * | 2015-06-30 | 2015-12-09 | 国网山东省电力公司淄博供电公司 | Portable power supply box |
| CN206504078U (en) * | 2016-09-29 | 2017-09-19 | 上海戏剧学院 | The damping fixing device dynamically shot for video camera |
| CN206283238U (en) * | 2016-12-23 | 2017-06-27 | 芜湖科越电气有限公司 | A kind of overvoltage protection with monitoring protection |
| CN206602296U (en) * | 2017-04-18 | 2017-10-31 | 李晓瑜 | A kind of power circuit is powered automaton |
| CN207367851U (en) * | 2017-08-11 | 2018-05-15 | 李洪玉 | A kind of knife switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111029935A (en) * | 2020-02-05 | 2020-04-17 | 董昊 | Fire prevention switch board of putting out a fire |
| CN111029935B (en) * | 2020-02-05 | 2021-03-23 | 合隆防爆电气有限公司 | Fire prevention switch board of putting out a fire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109088337B (en) | 2020-10-02 |
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