CN109713589A - A kind of interim safe power distribution box of construction - Google Patents
A kind of interim safe power distribution box of construction Download PDFInfo
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- CN109713589A CN109713589A CN201910069328.1A CN201910069328A CN109713589A CN 109713589 A CN109713589 A CN 109713589A CN 201910069328 A CN201910069328 A CN 201910069328A CN 109713589 A CN109713589 A CN 109713589A
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- cabinet
- socket
- distribution box
- power distribution
- chamber door
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Abstract
The invention discloses a kind of interim safe power distribution boxes of construction, design distribution box technical field, including cabinet, the handle that the upper surface of the cabinet is fixedly installed with convenient for guiding and supporting, and there are four the supporting legs for playing a supporting role for the bottom setting of cabinet, the front surface of the cabinet is rotatably connected to chamber door by hinge, and the front surface insertion of the chamber door is equipped with power switch.The present invention has rational design; it is simple and safe; the effect being convenient for carrying can be played; increase practicability; when short circuit, overload or electric shock; breaker is in 0.5m internal cutting off power supply; protection personal safety and Plant in good condition in time; primary 220V voltage is converted into secondary 36V safe voltage by transformer, and 36V power supply is used for (hand-held) illumination of movement, while playing the role of that power grid is isolated; there is dual protective effect; when portable lighting line short circuit, generates high current and fusible link fuses, prevent transformer overcurrent and burn.
Description
Technical field
The present invention relates to distribution box technical field, the interim safe power distribution box of specifically a kind of construction.
Background technique
Power distribution cabinet (case) sub-power power distribution cabinet (case) and light distribution cabinet (case), metering cabinet (case), are the ends of distribution system
Grade equipment, power distribution cabinet is the general designation of motor control center.
In construction because temporary needs can add temporary distribution box, but existing market finished product temporary distribution box usually all without
The configuration of safety low-pressure power supply, is easy to happen electric shock accidents when using mobile (hand-held) illumination, there is great security risks.
Therefore, those skilled in the art provide a kind of interim safe power distribution box of construction, mentioned above in the background art to solve
Problem.
Summary of the invention
The purpose of the present invention is to provide a kind of interim safe power distribution boxes of construction, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of construction interim safe power distribution box, including case
There are four for playing branch for the bottom setting of body, the handle that the upper surface of the cabinet is fixedly installed with convenient for guiding and supporting, and cabinet
The front surface of the supporting leg of support effect, the cabinet is rotatably connected to chamber door by hinge, and the front surface of the chamber door is embedded in peace
Equipped with power switch, and the front surface of chamber door is located at insertion at a side position of power switch and is equipped with fusible link, the chamber door
Front surface be located at a side position of fusible link insertion and be provided with power supply indicator, and the front surface of chamber door is located at fusible link
Lower position insertion is provided with socket, and the front surface of the chamber door is equipped with the dress of the protection for playing protective action to socket
It sets.
As the present invention further scheme: the protective device includes box body, is connected with below the box body and is in
The frame of " Qian " character form structure, and the inner rotation of box body is connected with bull stick, the foreign volume of the bull stick has roller shutter, the roller shutter
Stretching end be fixed with movable plate, offered on the inside of the frame it is same be in " Qian " character form structure sliding slot.
As further scheme of the invention: being fixed with elevator bullet at the position being connected outside the bull stick with roller shutter
Spring, the roller shutter are a kind of component of PVC material.
As further scheme of the invention: the both ends of the movable plate are rotatably connected to pulley, the size of pulley
Be adapted with sliding slot, and the lower surface insertion of movable plate is provided with bar shaped iron plate, the inside of the sliding slot be located at iron plate just under
The insertion of the orientation place of setting is equipped with the permanent magnet being matched therewith.
As further scheme of the invention: there are five the socket is arranged altogether, upper two lower three, both the above 36V
Primary 220V voltage is converted into secondary 36V safe voltage by transformer by voltage, and the output end of transformer and socket it
Between access have fusible link 7, below three be 220V voltage, and outside the line skin of zero curve that is electrically connected of the socket of three 220V voltage
Table is glued with thermocouple temperature sensor, and the zero curve and thermocouple temperature sensor probe are wrapped in heat-preservation cotton jointly
Interior, the zero curve is electrically connected socket by relay, and the line skin appearance that the power switch picks out the total zero curve come is glued with
Bus thermocouple temperature sensor, the thermocouple temperature sensor measure zero curve line epidermis face temperature value be T1, T2,
T3, the line skin surface temperature of total zero curve that the bus thermocouple temperature sensor measures are T0, when T0 is more than temperature threshold,
Collected T1, T2, T3 are compared by controller, are maximized, and it is corresponding with maximum value that controller controls relay disconnection
The zero curve of socket connects, to disconnect the power supply of the corresponding socket of maximum value, is restored to T0 in temperature threshold, while controller
On buzzer issue prompting sound, remind construction personnel to pull out the appliance plug of disconnection, controller 3-5min restore it is all after
Electric appliance is to close access state.
As the present invention further scheme: the handle is a kind of component of fluoroplastics material, and the outside of handle
It is cased with the protective jacket of foam material.
As the present invention further scheme: the cabinet is a kind of component of cold-rolled carbon steel material, and the side of cabinet
Wall offers the bar shaped for accelerating inner air to circulate and fans hot window.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention has rational design, simple and safe, can play the effect being convenient for carrying, increase practicability, when short circuit, overload
Or when electric shock, controller controls the zero curve connection that relay disconnects socket corresponding with Wire temperature maximum value, to disconnect most
It is worth the power supply of corresponding socket greatly, is restored to bus temperature in temperature threshold, while the buzzer on controller issues prompt
Sound reminds construction personnel to pull out the appliance plug of disconnection, and controller restores all relays to close access state in 3-5min,
The circuit of overload electric appliance can be effectively disconnected, and combine fusible link in the case where not influencing other electrical works, had dual
Protective effect, when portable lighting line short circuit, generate high current fusible link is fused, prevent transformer overcurrent and burn, become
Primary 220V voltage is converted into secondary 36V safe voltage by depressor, and 36V power supply is used for (hand-held) illumination of movement, played simultaneously
The effect of power grid is isolated, socket can be protected provided with protective device, solve dust when not in use and enter jack
It is easy to cause line short, thus the problem of increasing security risk.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of interim safe power distribution box of constructing；
Fig. 2 is a kind of structural schematic diagram of protective device in interim safe power distribution box of constructing；
Fig. 3 is a kind of circuit diagram of interim safe power distribution box of constructing；
Fig. 4 is the zero curve packaging structure figure for connecting socket.
In figure: 1, cabinet；2, protective device；201, box body；202, roller shutter；203, bull stick；204, movable plate；205, sliding
Slot；206, frame；3, supporting leg；4, socket；401, zero curve；402, thermocouple temperature sensor；403, heat-preservation cotton；404 after
Electric appliance；5, power switch；501, total zero curve；502, bus thermocouple temperature sensor；6, handle；7, fusible link；8, power supply
Indicator light；9, chamber door.
Specific embodiment
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of interim safe power distribution box of construction, including cabinet 1, cabinet 1
For a kind of component of cold-rolled carbon steel material, and the side wall of cabinet 1 offers the bar shaped for accelerating inner air to circulate and fans hot window,
The effect that moisture-proof cooling can be played, avoiding the problem that temperature is excessively high leads to aging circuit.
The handle 6 that the upper surface of cabinet 1 is fixedly installed with convenient for guiding and supporting, handle 6 are a kind of component of fluoroplastics material, and
The outside of handle 6 is cased with the protective jacket of foamed cotton material matter, and comfort level can be improved when in use, avoids causing to strangle hand when guiding and supporting
Problem.
There are four the supporting leg 3 for playing a supporting role, the front surface of cabinet 1 passes through hinge for the bottom setting of cabinet 1
It is rotatably connected to chamber door 9, the front surface insertion of chamber door 9 is equipped with power switch 5, and the front surface of chamber door 9 is located at power switch 5
A side position at insertion fusible link 7 is installed, the front surface of chamber door 9, which is located to be embedded at a side position of fusible link 7, to be provided with
Power supply indicator 8, and the front surface of chamber door 9 is located at the lower position insertion of fusible link 7 and is provided with socket 4, socket 4 electrically connects
The line skin appearance of the zero curve 401 connect is glued with thermocouple temperature sensor 402 and the zero curve 401 and thermojunction type temperature pass
The probe of sensor 402 is wrapped in jointly in heat-preservation cotton 403, the concretely K-type thermojunction type temperature of thermocouple temperature sensor 402
Sensor, probe are exposed filament, and the zero curve 401 is electrically connected socket 4 by relay 404, and power switch 5 picks out
The line skin appearance of the total zero curve 501 come is glued with bus thermocouple temperature sensor 502, thermocouple temperature sensor 402
Measuring 401 line epidermis face temperature value of zero curve is T1, T2, T3, total zero curve that the bus thermocouple temperature sensor 502 measures
501 line skin surface temperature is T0, and when T0 is more than temperature threshold, collected T1, T2, T3 are compared, take most by controller
Big value, controller controls the zero curve connection that relay 404 disconnects socket corresponding with maximum value, so that it is corresponding to disconnect maximum value
The power supply of socket, is restored to T0 in temperature threshold, while the buzzer on controller issues prompting sound, and construction personnel is reminded to pull out
Fall the appliance plug of disconnection, controller restores all relays 404 to close access state to disconnect in time in 3-5min
The case where use for carrying electric appliance, has no effect on the normal work of other electric appliances, is particularly suitable for the operation simultaneously of multiple electric appliances, protects in time
Primary 220V voltage is converted into secondary 36V safe voltage by shield personal safety and Plant in good condition, transformer, and in the defeated of transformer
Access has fusible link 7 between outlet and socket 4, and 36V power supply is used for (hand-held) illumination of movement, while playing the work of isolation power grid
With, have dual protective effect, when portable lighting line short circuit, generate high current fusible link is fused, prevent transformer overcurrent
And burn, socket can be protected provided with protective device, solve dust when not in use and enter jack and be easy to cause
Line short, thus the problem of increasing security risk.
The front surface of chamber door 9 is equipped with the protective device 2 for playing protective action to socket 4, and protective device 2 includes box
Body 201, the lower section of box body 201 is connected with the frame 206 in " Qian " character form structure, and the inner rotation of box body 201 is connected with and turns
Bar 203, the foreign volume of bull stick 203 have roller shutter 202, and the stretching end of roller shutter 202 is fixed with movable plate 204, and the inside of frame 206 is opened
Equipped with the same sliding slot 205 in " Qian " character form structure, roller shutter 202 is slided up and down in sliding slot 205, outside bull stick 203
Elevator spring is fixed at the position that portion is connected with roller shutter 202, roller shutter 202 is a kind of component of PVC material, movable plate 204
Both ends are rotatably connected to pulley, and the size of pulley is adapted with sliding slot 205, and the lower surface insertion of movable plate 204 is provided with
Bar shaped iron plate, the inside of sliding slot 205 is located at insertion at the following position directly of iron plate and is equipped with the permanent magnet being matched therewith, not
It drives roller shutter 202 205 to move downward closing along the chute downwards in use, holding movable plate 204, protection effect can be played
Fruit, solves dust when not in use and enters jack and be easy to cause line short, thus the problem of increasing security risk, roller shutter
It is disc-shaped that 202 elevator spring when moving down between bull stick 203 and roller shutter 202 will receive pressure contracting, when socket 4 is in use, use hand
Movable plate 204 is caught to be lifted up, so that the suction of iron plate and permanent magnet disappears, elevator spring is not having the case where pulling force at this time
Under, recovery original form can be expanded outwardly, roller shutter 202 is will drive in expansion and moves up and rewind in the outside of bull stick 203, it is whole
A application method is very easy, and practicability is high.
The working principle of the invention is: can be carried temporary distribution box to region is needed, be carefully connected the wire by handle 6 first
Road, distribution box can be put into operation, and socket 4 drives downwards roller shutter 202 along the chute 205 holding movable plate 204 when not used
Closing is moved downward, protection effect can be played, dust when not in use is solved and enters jack and be easy to cause line short, from
And the problem of increasing security risk, elevator spring when roller shutter 202 moves down between bull stick 203 and roller shutter 202 will receive pressure contracting
It is disc-shaped, it is lifted up when socket 4 in use, holding movable plate 204, so that the suction of iron plate and permanent magnet disappears, this
When elevator spring in the case where no pulling force, recovery original form can be expanded outwardly, roller shutter 202 is will drive in expansion and move up
It rewinds in the outside of bull stick 203, entire application method is very easy, and practicability is high, in addition when appearance short circuit, overload or touching
When electric, controller controls the zero curve connection that relay disconnects socket corresponding with Wire temperature maximum value, to disconnect maximum value
The power supply of corresponding socket is restored to bus temperature in temperature threshold, while the buzzer on controller issues prompting sound, mentions
Awake construction personnel pulls out the appliance plug of disconnection, and controller restores all relays to close access state in 3-5min, can be with
In the case where not influencing other electrical works, the circuit of overload electric appliance is effectively disconnected, and reach dual guarantor in conjunction with breaker
Shield effect generates high current and fusible link fuses, prevent transformer overcurrent and burn, be provided with when portable lighting line short circuit
Protective device can protect socket, solve dust when not in use and enter jack and be easy to cause line short, thus
The problem of increasing security risk.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of interim safe power distribution box of construction, including cabinet (1), which is characterized in that the upper surface of the cabinet (1) is fixed
Handle (6) convenient for guiding and supporting, and the supporting leg (3) there are four the bottom settings of cabinet (1) for playing a supporting role are installed,
The front surface of the cabinet (1) is rotatably connected to chamber door (9) by hinge, and the front surface insertion of the chamber door (9) is equipped with electricity
Source switch (5), and the front surface of chamber door (9) is located at insertion at a side position of power switch (5) and is equipped with fusible link (7), institute
The front surface for stating chamber door (9), which is located to be embedded at a side position of fusible link (7), to be provided with power supply indicator (8), and chamber door (9)
The lower position insertion that front surface is located at fusible link (7) is provided with socket (4), and the front surface installation of the chamber door (9) is useful
In the protective device (2) for playing protective action to socket (4).
2. a kind of interim safe power distribution box of construction according to claim 1, which is characterized in that the protective device (2)
Including box body (201), the frame (206) in " Qian " character form structure, and box body (201) are connected with below the box body (201)
Inner rotation be connected with bull stick (203), the foreign volume of the bull stick (203) has roller shutter (202), the drawing of the roller shutter (202)
It stretches end to be fixed with movable plate (204), the same sliding slot (205) in " Qian " character form structure is offered on the inside of the frame (206).
3. a kind of interim safe power distribution box of construction according to claim 2, which is characterized in that the bull stick (203) is outside
Elevator spring is fixed at the position that portion is connected with roller shutter (202), the roller shutter (202) is a kind of component of PVC material.
4. a kind of interim safe power distribution box of construction according to claim 2, which is characterized in that the movable plate (204)
Both ends be rotatably connected to pulley, the size of pulley is adapted with sliding slot (205), and movable plate (204) lower surface insertion
It is provided with bar shaped iron plate, the inside of the sliding slot (205), which is located to be embedded in be equipped at the following position directly of iron plate, to be matched therewith
Permanent magnet.
5. a kind of interim safe power distribution box of construction according to claim 1, which is characterized in that the socket (4) sets altogether
There are five setting, upper two lower three, both the above is 36V voltage, and primary 220V voltage is converted into secondary 36V safety by transformer
Voltage, and access has fusible link (7) between the output end of transformer and socket (4), below three be 220V voltage, and three
The line skin appearance that the socket (4) of 220V voltage is electrically connected zero curve (401) is glued with thermocouple temperature sensor (402), and
The zero curve (401) and thermocouple temperature sensor (402) probe are wrapped in jointly in heat-preservation cotton (403), the zero curve
(401) socket (4) are electrically connected by relay (404), the power switch (5) picks out the line skin of the total zero curve (501) come
Appearance is glued with bus thermocouple temperature sensor (502), and the thermocouple temperature sensor (402) measures zero curve
(401) line epidermis face temperature value is T1, T2, T3, total zero curve that the bus thermocouple temperature sensor (502) measures
(501) line skin surface temperature is T0, and when T0 is more than temperature threshold, collected T1, T2, T3 are compared, take by controller
Maximum value, controller controls the zero curve connection that relay (404) disconnect socket corresponding with maximum value, to disconnect maximum value pair
The power supply for the socket answered, is restored to T0 in temperature threshold, while the buzzer on controller issues prompting sound, reminds constructor
Member pulls out the appliance plug of disconnection, and controller restores all relays (404) to close access state in 3-5min.
6. a kind of interim safe power distribution box of construction according to claim 1, which is characterized in that the handle (6) is one
The component of kind fluoroplastics material, and the outside of handle (6) is cased with the protective jacket of foamed cotton material matter.
7. a kind of interim safe power distribution box of construction according to claim 1, which is characterized in that the cabinet (1) is one
The component of kind cold-rolled carbon steel material, and the side wall of cabinet (1) offers the bar shaped for accelerating inner air to circulate and fans hot window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910069328.1A CN109713589B (en) | 2019-01-24 | 2019-01-24 | Construction is with interim safe block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910069328.1A CN109713589B (en) | 2019-01-24 | 2019-01-24 | Construction is with interim safe block terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713589A true CN109713589A (en) | 2019-05-03 |
| CN109713589B CN109713589B (en) | 2021-01-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910069328.1A Active CN109713589B (en) | 2019-01-24 | 2019-01-24 | Construction is with interim safe block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713589B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661191A (en) * | 2019-09-26 | 2020-01-07 | 殷茜东 | Safe and reliable's integrated block terminal |
| CN111913897A (en) * | 2020-08-11 | 2020-11-10 | 浙江鑫网能源工程有限公司 | PCI bus controller based on FPGA and control method |
| CN112781570A (en) * | 2020-12-29 | 2021-05-11 | 黄雪征 | Road traffic planning design surveys device |
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| CN203066822U (en) * | 2013-01-04 | 2013-07-17 | 黄一明 | Curtain rolling device |
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| CN109713589B (en) | 2021-01-26 |
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