CN204651712U - The interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment - Google Patents
The interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment Download PDFInfo
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- CN204651712U CN204651712U CN201520351140.3U CN201520351140U CN204651712U CN 204651712 U CN204651712 U CN 204651712U CN 201520351140 U CN201520351140 U CN 201520351140U CN 204651712 U CN204651712 U CN 204651712U
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Abstract
The utility model provides a kind of being simple and easy to use and the safe and reliable interim safety electric power distribution box in job site, this distribution box comprises casing and chamber door, is provided with total isolating switch of electrical connection mutually, along separate routes isolating switch, residual current circuit breaker and mates the output wiring terminal arranged with residual current circuit breaker in described casing; The inside of described total isolating switch and along separate routes isolating switch is provided with fuse; Described output wiring terminal is provided with insulating barrier.The utility model job site interim safety electric power distribution box security performance is high, effectively can prevent operating personnel from touching energized conductor and be conducive to the judgement of operating personnel on off operating mode, to eliminate the potential safety hazard of temporary electricity to greatest extent, thus ensure the safety of operating personnel.The utility model also provides 380V two loop consumer unit, 380V terminal switch box, 220V terminal socket case and 380V arc welder dedicated box four controller switching equipments of being made up of distribution box, these controller switching equipments be simple and easy to and security reliability high.
Description
Technical field
The utility model relates to power equipment manufacturing technology field, more particularly, relate to the interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment.
Background technology
In Process of Engineering Construction, power supply for construction is indispensable important step.But, due to the property complicated and changeable of job site, field electrical equipment uses under rugged environment of being everlasting, so power consumption equipment very easily suffers damage or aging, which increase the unexpected charged possibility of power consumption equipment metal shell, easily cause the accident of human electric shock caused because of electric leakage.Therefore, be necessary the security performance improving power supply for construction equipment, thus the personal safety of effective guarantee operating personnel.
Wherein, distribution box is a kind of conventional power supply for construction equipment, and it is assembled in closed or semiclosed metal safe by electrical wiring requirement by switchgear, measuring instrument, protective device and auxiliary equipment or on screen width, forms the device of low-voltage distribution.Existing distribution box internal security performance is low, and when chamber door opened by distribution box, the components and parts such as the residual current circuit breaker of its inside or output wiring terminal are exposed, without any safety precautions.Because the internally charged voltage of distribution box generally will reach 220V or 380V, if operating personnel are careless, be easy to encounter charged position, cause contact dangerous, thus be unfavorable for the personal safety of operating personnel.
Meanwhile, existing distribution box inner due to components and parts more, then need to use the line cable of some to be electrically connected, cause distribution box inside to lay general layout so complicated chaotic, directly affect the Electrical Safety of operating personnel.And components and parts adopt closure mostly, be unfavorable for the judgement of operating personnel to components and parts contact on off operating mode, so also reduce the security performance of distribution box to a certain extent.
Therefore, be necessary to propose a kind of be simple and easy to and the safe and reliable interim safety electric power distribution box in job site, this distribution box also can form other controller switching equipment.
Utility model content
The purpose of this utility model is to overcome shortcoming of the prior art with not enough, there is provided a kind of be simple and easy to and the safe and reliable interim safety electric power distribution box in job site and consisting of controller switching equipment, this distribution box and consisting of controller switching equipment security performance high, effectively can prevent operating personnel from touching energized conductor and be conducive to the judgement of operating personnel on off operating mode, to eliminate the potential safety hazard of temporary electricity to greatest extent, thus ensure the safety of operating personnel.
In order to achieve the above object, the utility model is achieved by following technical proposals: the interim safety electric power distribution box in a kind of job site, comprise casing and chamber door, it is characterized in that: be provided with total isolating switch of electrical connection mutually, along separate routes isolating switch, residual current circuit breaker in described casing and mate the output wiring terminal arranged with residual current circuit breaker; The inside of described total isolating switch and along separate routes isolating switch is provided with fuse; Described output wiring terminal is provided with insulating barrier.
In such scheme; total isolating switch and the along separate routes all built-in fuse of isolating switch realize overload protection function; when current anomaly is elevated to certain height and exceedes its rated value, electric current is cut off in fuse self fusing, thus plays the effect of protective circuit safe operation.And effectively can block output wiring terminal at the insulating barrier that output wiring terminal is arranged, effectively can prevent operating personnel from touching energized conductor, ensure the personal safety of operating personnel, thus improve the security reliability of distribution box.
More particularly, described insulating barrier, as the shell of output wiring terminal, covers on output wiring terminal.Insulating barrier of the present utility model is transparent insulation dividing plate, and whether the observation wiring of convenient operation personnel is reliable.
The shell of described residual current circuit breaker is transparent outer cover.The utility model residual current circuit breaker adopts transparent outer cover design, and operating personnel can the on off operating mode of intuitive judgment residual current circuit breaker contact, prevents the electric shock accidents caused because circuit is not cut in equipment fault.
The utility model also comprises folder for attached cable and hanging point; Described folder is arranged on below output wiring terminal and above total isolating switch; Described hanging point is arranged in casing.The design of folder and hanging point can improve the steadiness that line cable is installed, and prevents cable off-line or damaged and electric leakage accident that is that cause, improves the security reliability of distribution box further.And fixing by folder and hanging point of line cable, make to lay in distribution box case neat, components and parts distribution in order, thus improves the processing safety of use procedure and convenient and reliable property.
Be electrically connected as follows between the output wiring terminal that described total isolating switch, along separate routes isolating switch, residual current circuit breaker and mate with residual current circuit breaker is arranged: always isolating switch input external power supply, output is connected with the input of parallel circuits module; Described parallel circuits module is composed in parallel by least two group series arms, and described series arm to be connected successively with arbitrary residual current circuit breaker by arbitrary shunt isolating switch and formed, the output of each series arm respectively with outlet terminal sub-connection.Wherein, the quantity of parallel circuits module can adjust laying according to actual needs.
The two sides of described casing are separately installed with the handle for extracting and the hangers for hanging; It is hinged that described chamber door and casing pass through rotating shaft, is provided with fluid sealant between chamber door and casing; Described casing is the casing that high-strength steel sheet is made; Described casing top is provided with inclined-plane waterproof construction; Described chamber door is provided with built-in door lock.The design of handle facilitates movement and the carrying of distribution box.Casing top adopts the waterproof construction of roof slope, makes casing have good anti-rain characteristic, is more suitable for outdoor use.Distribution box of the present utility model can ensure the sealing property of distribution box entirety; And the safety of distribution box can be improved, prevent unrelated person from arbitrarily operating distribution box, ensure workmen's safety utilization of electric power, the management of power use of specification site operation.Casing of the present utility model all adopts high-strength steel sheet integral production, and shock resistance is good, and sealing is high; Tank surface adopts high-quality electrostatic plastic spraying layer, coating adhesion-tight, and color is even, and wear resistant corrosion resistant is good.
A 380V two loop consumer unit for the interim safety electric power distribution box composition in above-mentioned job site, connects for civil power access; It is characterized in that: also comprise the isolating switch one, fuse one, residual current circuit breaker one and the output wiring terminal one that are arranged on and are electrically connected successively in the consumer unit casing of 380V two loop; Described 380V two loop consumer unit isolating switch one is electrically connected with city; Described output wiring terminal one is connected with total isolating switch of distribution box.
The 380V terminal switch box be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; It is characterized in that: also comprise the isolating switch two, fuse two, residual current circuit breaker two and the output wiring terminal two that are arranged on and are electrically connected successively in 380V limit switch box body, and PE line binding post two and N line binding post two; The isolating switch two of described 380V terminal switch box and the outlet terminal sub-connection of distribution box; Described output wiring terminal two, PE line binding post two are all connected with terminal with N line binding post two.
The 220V terminal socket case be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; It is characterized in that: also comprise isolating switch three, fuse two and the residual current circuit breaker three and 220V terminal-specific socket that are arranged on and are electrically connected successively in 220V terminal socket box body, and PE line binding post three; The isolating switch three of described 220V terminal socket case and the outlet terminal sub-connection of distribution box; Described 220V terminal-specific socket is all connected with terminal with PE line binding post three.
The 380V arc welder dedicated box be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; It is characterized in that: also comprise isolating switch four, fuse four and the arc welder electrocution-proof protection device and output wiring terminal four that are arranged on and are electrically connected successively in 380V arc welder dedicated box casing, and PE line binding post four; The isolating switch four of described 380V arc welder dedicated box and the outlet terminal sub-connection of distribution box; Described output wiring terminal four is all connected with terminal with PE line binding post four.
Compared with prior art, the utility model tool has the following advantages and beneficial effect:
1, the interim safety electric power distribution box in job site of the present utility model and consisting of controller switching equipment be simple and easy to and safe and reliable, this distribution box security performance is high, effectively can prevent operating personnel from touching energized conductor and be conducive to the judgement of operating personnel on off operating mode, to eliminate the potential safety hazard of temporary electricity to greatest extent, thus ensure the safety of operating personnel.
2, the interim safety electric power distribution box in job site of the present utility model and consisting of controller switching equipment adopt high-strength steel sheet integral production to form, the requirement design that contour structures and sealing property drench with rain by preventing dust, casing overall structure shock resistance is good, sealing is high, the outdoor environment use that the condition that is more suitable for is poor.
3, the interim safety electric power distribution box in the utility model job site and consisting of the residual current circuit breaker that adopts of controller switching equipment all design according to transparent outer cover, can the on off operating mode of intuitive judgment contact of breaker, prevent the electric shock accidents caused because circuit is not cut in equipment fault.
4, the utility model distribution box and consisting of controller switching equipment be all furnished with Special grounding stake, the bad problem of power supply box protective earthing can be solved well, improve the reliability requiring PE line iterative earthing in TN-S zero potential protection system.
Accompanying drawing explanation
Fig. 1 is the structural representation of the interim safety electric power distribution box in the utility model job site;
Fig. 2 is that the internal component of the interim safety electric power distribution box in the utility model job site arranges schematic diagram;
Fig. 3 is the back panel wiring schematic diagram of the interim safety electric power distribution box in the utility model job site;
Wherein, 1 is casing; 2 is chamber door; 3 is total isolating switch; 4 is shunt isolating switch; 5 is residual current circuit breaker; 6 is output wiring terminal; 7 is PE line binding post; 8 is N line binding post; 9 is insulating barrier; 10 is door lock; 11 is handle; 12 is hangers; 13 is folder; 14 is cable; QS1 is total isolating switch; QS2 ~ QS7 is shunt isolating switch; QF2 ~ QF7 is shunt residual current circuit breaker.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment
The interim safety electric power distribution box in the job site of the present embodiment adopts isolating switch and residual current circuit breaker along separate routes to control six, and to return back out line be that example is described.
As depicted in figs. 1 and 2, the interim safety electric power distribution box in job site of the present utility model comprises the casing 1 and chamber door 2 that adopt steel plate material to be made, casing 1 overall dimension is high 650mm × wide 900mm × thick 200mm, the thick about 1.5mm of the steel plate material adopted; Be provided with total isolating switch 3 of electrical connection mutually, along separate routes isolating switch 4, residual current circuit breaker 5 in it, mate the output wiring terminal 6, PE line binding post 7 and the N line binding post 8 that arrange with residual current circuit breaker 5.
In order to improve the security reliability of distribution box; the inside of total isolating switch 3 of the present utility model and along separate routes isolating switch 4 is provided with fuse; this fuse is as fuse protecting device; when current anomaly is elevated to certain height and exceedes its rated value; electric current is cut off in fuse self fusing, thus plays the effect of protective circuit safe operation.And output wiring terminal 6 is provided with insulating barrier 9, this insulating barrier 9, as the shell of output wiring terminal 6, covers on output wiring terminal 6.Insulating barrier 9 of the present utility model can effectively block output wiring terminal 6, can effectively prevent operating personnel from touching energized conductor, ensures the personal safety of operating personnel, thus improves the security reliability of distribution box.
The shell of residual current circuit breaker 5 of the present utility model is transparent outer cover, and operating personnel can the on off operating mode of intuitive judgment residual current circuit breaker 5 contact, prevents the electric shock accidents caused because circuit is not cut in equipment fault.The utility model also comprises folder 13 for attached cable 14 and hanging point (not shown), and this folder 13 is arranged on below output wiring terminal 6 and above total isolating switch 3, and hanging point is arranged in casing 1.The design of folder 13 and hanging point can improve the steadiness that line cable 14 is installed, and prevents cable 14 off-line or damaged and discharge accident that is that cause, improves the security reliability of distribution box further.And line cable 14 is fixing by folder 13 and hanging point, make to lay in distribution box case neat, components and parts distribution in order, thus improves the processing safety of use procedure and convenient and reliable property.
The two sides of the utility model distribution box body 1 are separately installed with the handle 11 for extracting and the hangers 12 for hanging, and the design of handle 11 facilitates movement and the carrying of distribution box.Casing 1 top is provided with inclined-plane waterproof construction, and casing 1 top adopts the waterproof construction of roof slope, makes casing 1 have good anti-rain characteristic, is more suitable for outdoor use.In order to ensure the sealing property of distribution box entirety, chamber door 2 is hinged by rotating shaft with casing 1, is provided with fluid sealant between chamber door 2 and casing 1.Meanwhile, chamber door 2 is provided with built-in door lock 10, can improve the safety of distribution box like this, prevents unrelated person from arbitrarily operating distribution box, ensures workmen's safety utilization of electric power, the management of power use of specification site operation.Casing 1 of the present utility model all adopts high-strength steel sheet integral production, and shock resistance is good, and sealing is high; Casing 1 surface adopts high-quality electrostatic plastic spraying layer, coating adhesion-tight, and color is even, and wear resistant corrosion resistant is good.
The back panel wiring schematic diagram of the interim safety electric power distribution box in the utility model job site as shown in Figure 3, external power source inlet wire connects total isolating switch QS1 input terminal side by Three-phase five-wire 380V inlet wire, PE line and N line are connected on PE line binding post 7 and N line binding post 8 place respectively, and total isolating switch QS1 output is connected with the input of parallel circuits module.And parallel circuits module is composed in parallel by six groups of series arms, wherein, series circuit is connected successively respectively by shunt isolating switch QS2 ~ QS7 and residual current circuit breaker QF2 ~ QF7 and is formed; The output of residual current circuit breaker QF2 connects the output wiring terminal of 63A three-phase and four-line, the output of residual current circuit breaker QF3, QF4 with QF5 is connected the output wiring terminal of 32A three-phase and four-line, and residual current circuit breaker QF6 is connected the output wiring terminal of 16A single-phase-two-wire with the output of QF7.Total isolating switch QS1 and along separate routes isolating switch QS2 ~ QS7 are provided with fuse as fuse protecting device; residual current circuit breaker QF2 ~ QF7 all adopts transparent outer cover to design; make operating personnel can the on off operating mode of intuitive judgment residual current circuit breaker contact, prevent the electric shock accidents caused because circuit is not cut in equipment fault.In actual production, the utility model can adjust the number of series circuit in parallel circuits module as required with the needs of satisfied different job site.
The utility model distribution box is according to a machine one lock one relaying configuration isolating switch, fuse, residual current circuit breaker, and the electric wire of inner distribution is by yellow (live wire), green (live wire), red (live wire), blue (zero line), the configuration of yellowish green (ground wire) color standard; Distribution box outer setting has Special grounding point, all adopts the bolt welding of diameter 8mm on distribution box; Be furnished with Special grounding stake simultaneously, the bad problem of power supply box protective earthing can be solved well; Chamber door scribbles Keep Clear-High Voltage warning mark of Denging, improves the security performance of distribution box.
A kind of 380V two loop consumer unit be made up of the interim safety electric power distribution box in above-mentioned job site of the utility model, connects for civil power access; This consumer unit also comprises the isolating switch one, fuse one, residual current circuit breaker one and the output wiring terminal one that are arranged on and are electrically connected successively in the consumer unit casing of 380V two loop; Wherein, 380V two loop consumer unit isolating switch one is electrically connected with city, and output wiring terminal one is connected with total isolating switch 3 of distribution box.
The 380V terminal switch box be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; This switch-box also comprises the isolating switch two, fuse two, residual current circuit breaker two and the output wiring terminal two that are arranged on and are electrically connected successively in 380V limit switch box body, and PE line binding post two and N line binding post two; Wherein, the isolating switch two of 380V terminal switch box is connected with the output wiring terminal 6 of distribution box, and output wiring terminal two, PE line binding post two are all connected with terminal with N line binding post two.
The 220V terminal socket case be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; This socket box also comprises isolating switch three, fuse two and the residual current circuit breaker three and 220V terminal-specific socket that are arranged on and are electrically connected successively in 220V terminal socket box body, and PE line binding post three; Wherein, the isolating switch three of 220V terminal socket case is connected with the output wiring terminal 6 of distribution box; 220V terminal-specific socket is all connected with terminal with PE line binding post three.
The 380V arc welder dedicated box be made up of the interim safety electric power distribution box in above-mentioned job site, for being electrically connected with terminal; This welding machine dedicated box also comprises isolating switch four, fuse four and the arc welder electrocution-proof protection device and output wiring terminal four that are arranged on and are electrically connected successively in 380V arc welder dedicated box casing, and PE line binding post four; Wherein, the isolating switch four of 380V arc welder dedicated box is connected with the output wiring terminal 6 of distribution box, and output wiring terminal four is all connected with terminal with PE line binding post four.
Above-described embodiment is the utility model preferably execution mode; but execution mode of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection range of the present utility model.
Claims (10)
1. the interim safety electric power distribution box in job site, comprise casing and chamber door, it is characterized in that: be provided with total isolating switch of electrical connection mutually, along separate routes isolating switch, residual current circuit breaker in described casing and mate the output wiring terminal arranged with residual current circuit breaker; The inside of described total isolating switch and along separate routes isolating switch is provided with fuse; Described output wiring terminal is provided with insulating barrier.
2. the interim safety electric power distribution box in job site according to claim 1, is characterized in that: described insulating barrier, as the shell of output wiring terminal, covers on output wiring terminal.
3. the interim safety electric power distribution box in job site according to claim 1, is characterized in that: the shell of described residual current circuit breaker is transparent outer cover.
4. the interim safety electric power distribution box in job site according to claim 1, is characterized in that: also comprise the folder for attached cable and hanging point; Described folder is arranged on below output wiring terminal and above total isolating switch; Described hanging point is arranged in casing.
5. the interim safety electric power distribution box in job site according to claim 1, it is characterized in that: be electrically connected as follows between the output wiring terminal that described total isolating switch, along separate routes isolating switch, residual current circuit breaker and mate with residual current circuit breaker is arranged: always isolating switch input external power supply, output is connected with the input of parallel circuits module; Described parallel circuits module is composed in parallel by least two group series arms, and described series arm to be connected successively with arbitrary residual current circuit breaker by arbitrary shunt isolating switch and formed, the output of each series arm respectively with outlet terminal sub-connection.
6. the interim safety electric power distribution box in job site according to claim 1, is characterized in that: the two sides of described casing are separately installed with the handle for extracting and the hangers for hanging; It is hinged that described chamber door and casing pass through rotating shaft, is provided with fluid sealant between chamber door and casing; Described casing is the casing that high-strength steel sheet is made; Described casing top is provided with inclined-plane waterproof construction; Described chamber door is provided with built-in door lock.
7. the 380V two loop consumer unit that the interim safety electric power distribution box in the job site according to any one of claim 1 to 6 forms, connects for civil power access; It is characterized in that: also comprise the isolating switch one, fuse one, residual current circuit breaker one and the output wiring terminal one that are arranged on and are electrically connected successively in the consumer unit casing of 380V two loop; Described 380V two loop consumer unit isolating switch one is electrically connected with city; Described output wiring terminal one is connected with total isolating switch of distribution box.
8. the 380V terminal switch box that the interim safety electric power distribution box in the job site according to any one of claim 1 to 6 forms, for being electrically connected with terminal; It is characterized in that: also comprise the isolating switch two, fuse two, residual current circuit breaker two and the output wiring terminal two that are arranged on and are electrically connected successively in 380V limit switch box body, and PE line binding post two and N line binding post two; The isolating switch two of described 380V terminal switch box and the outlet terminal sub-connection of distribution box; Described output wiring terminal two, PE line binding post two are all connected with terminal with N line binding post two.
9. the 220V terminal socket case that the interim safety electric power distribution box in the job site according to any one of claim 1 to 6 forms, for being electrically connected with terminal; It is characterized in that: also comprise isolating switch three, fuse three and the residual current circuit breaker three and 220V terminal-specific socket that are arranged on and are electrically connected successively in 220V terminal socket box body, and PE line binding post three; The isolating switch three of described 220V terminal socket case and the outlet terminal sub-connection of distribution box; Described 220V terminal-specific socket is all connected with terminal with PE line binding post three.
10. the 380V arc welder dedicated box that the interim safety electric power distribution box in the job site according to any one of claim 1 to 6 forms, for being electrically connected with terminal; It is characterized in that: also comprise isolating switch four, fuse four and the arc welder electrocution-proof protection device and output wiring terminal four that are arranged on and are electrically connected successively in 380V arc welder dedicated box casing, and PE line binding post four; The isolating switch four of described 380V arc welder dedicated box and the outlet terminal sub-connection of distribution box; Described output wiring terminal four is all connected with terminal with PE line binding post four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351140.3U CN204651712U (en) | 2015-05-27 | 2015-05-27 | The interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351140.3U CN204651712U (en) | 2015-05-27 | 2015-05-27 | The interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment |
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| Publication Number | Publication Date |
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| CN204651712U true CN204651712U (en) | 2015-09-16 |
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| CN201520351140.3U Active CN204651712U (en) | 2015-05-27 | 2015-05-27 | The interim safety electric power distribution box in a kind of job site and consisting of controller switching equipment |
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| CN (1) | CN204651712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931543A (en) * | 2016-07-11 | 2016-09-07 | 江苏建筑职业技术学院 | Temporary electricity utilization hazard source identification experience area and application method |
| CN106848709A (en) * | 2017-03-21 | 2017-06-13 | 北京北方箱变电气有限公司 | Mobile power supply interconnecting device |
-
2015
- 2015-05-27 CN CN201520351140.3U patent/CN204651712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931543A (en) * | 2016-07-11 | 2016-09-07 | 江苏建筑职业技术学院 | Temporary electricity utilization hazard source identification experience area and application method |
| CN106848709A (en) * | 2017-03-21 | 2017-06-13 | 北京北方箱变电气有限公司 | Mobile power supply interconnecting device |
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