CN202423887U - Distributor box for construction site - Google Patents
Distributor box for construction site Download PDFInfo
- Publication number
- CN202423887U CN202423887U CN2011205699669U CN201120569966U CN202423887U CN 202423887 U CN202423887 U CN 202423887U CN 2011205699669 U CN2011205699669 U CN 2011205699669U CN 201120569966 U CN201120569966 U CN 201120569966U CN 202423887 U CN202423887 U CN 202423887U
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- distribution box
- chamber
- power supply
- job site
- control room
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Abstract
The utility model provides a distributor box for a construction site. The distributor box comprises a box body, wherein the box body of the distributor box has a double-partition-chamber structure which is divided into a control chamber and a power supply chamber through a partition plate; the control chamber is internally provided with an isolating switch region, a leakage protection switch region, a wire inlet terminal region and a wire outlet terminal region, and the power supply chamber is internally provided with a socket; and the control chamber and the power supply chamber are respectively provided with a chamber door. The distributor box for a construction site adopts a double-chamber structure, elements in a box are reasonably arranged, and the usability and the safety feature of the distributor box are improved; and the double chambers adopt a reasonable circuit arrangement, thereby being suitable for the requirements of a project construction site. The construction site distributor box provided by the utility model adopts a double chamber design, so that the case body is sealed, and the distributor box for the construction site is more suitable for using in the open air; and meanwhile, the two chamber doors can ensure the electricity utilization management of constructors, and an irrelevant personnel is prevented from operating the distributor box at will.
Description
Technical field
The utility model relates to power equipment and makes the field, more particularly, relates to a kind of job site distribution box.
Background technology
Distribution box be by the electrical wiring requirement be assembled in switchgear, measuring instrument, protection electrical equipment and auxiliary equipment in sealing or the semiclosed metal cabinet or the screen width of cloth on, constitute the device of low-voltage distribution.When normally moving, can connect or the branch deenergizing by distribution box by manual or automatic switch; Can cut off circuit or warning by protection electrical equipment when its fault or irregular operating.Distribution box is convenient to the management of power use, staff's easy access when fault takes place for it.
At present, distribution box has also obtained extensive use in the job site of engineering.At the construction field (site); Power supply for construction is temporary electricity mostly; And field operation can receive the influence of some foeign elements unavoidably, so the safety management of job site operation is very important, and particularly the fail safe of the used distribution box in job site should obtain the attention of height.Being provided with in the distribution box function singleness that is adopted at present, case is lack of standardization, and its components and parts are arranged unreasonable, make distribution box fail to bring into play good safeguard protection effect.And existing job site distribution box is arranged on the open air for a long time, and tank surface waterproof and corrosive nature are poor, do not have protective action.Therefore, be necessary to propose to be provided with in a kind of case rationally handling safety, convenience, reliable job site distribution box.
The utility model content
The purpose of the utility model is to overcome shortcoming of the prior art with not enough, provides to be provided with in a kind of case rationally handling safety, convenience, reliable distribution box.The casing waterproof of this distribution box and corrosive nature are high, and particularly suitable is applied to the job site of engineering.
In order to achieve the above object, the utility model is achieved through following technical proposals: a kind of job site distribution box, comprise casing, and it is characterized in that: said distribution box body is to divide for the double space cell structure of being made up of control room and power supply chamber through dividing plate; Be provided with isolating switch district, earth leakage circuit-breaker district, subarea, end of incoming cables and leading-out terminal subarea in the said control room; The indoor socket that is laid with of said power supply; Said control room is respectively arranged with the chamber door with the power supply chamber.
More particularly; The isolating switch district in said control room, earth leakage circuit-breaker district, subarea, end of incoming cables and leading-out terminal subarea with the power supply chamber socket between be electrically connected as follows: an end external power supply in subarea, end of incoming cables; Behind first isolating switch and circuit breaker in the first isolating switch district of connecting successively of the other end in subarea, end of incoming cables, the input with the parallel circuits module is connected again; Said parallel circuits module is composed in parallel by at least two group series circuits, and said series circuit is connected successively with arbitrary earth leakage circuit-breaker in earth leakage circuit-breaker district by arbitrary isolating switch of isolating switch district except first isolating switch and formed; The output of said parallel circuits module is connected with the socket that lay leading-out terminal subarea and power supply chamber respectively.
Through such scheme, can obtain being provided with in the case rationally, the distribution box that components and parts rationally distribute, distribution box are provided with two chambers door, make things convenient for personal management to implement; Two indoor employing reasonable circuit are arranged, are more suitable for the on-the-spot demand of engineering construction.The quantity of outlet terminal and socket also can be adjusted laying as required.
Preferably, said earth leakage circuit-breaker is the electric leakage air switch.
Chamber, said control room door is the waterproof compartment door with power supply chamber, chamber door.Adopt the chamber door design of waterproof, make box sealing, more be applicable to outdoor use.
More particularly, said control room is hinged through rotating shaft with casing respectively with the chamber door of power supply chamber; The chamber door of said two chambers is respectively arranged with built-in lock and lock hanging plate.The chamber door is provided with built-in lock and lock hanging plate, improves the security performance of distribution box, guarantees workmen's management of power use, prevents that unrelated person from arbitrarily operating distribution box.
The door inboard, chamber in said control room is provided with deedbox.Like this easy design out of doors the workmen of operation deposit the data and the file such as electrical schematic diagram, winding diagram, testing record sheet, maintenance record sheet of this distribution box.
The two sides of said casing are separately installed with and are used to the handle that extracts or hang.Moving and carrying of the easy design distribution box of handle.
The top of said distribution box body is provided with waterproof construction.
Also dispose kilowatt-hour meter in the control room of said distribution box, so that measure power supply for construction.
Said casing is the stainless steel casing.Tank surface adopts stainless steel can improve its corrosive nature, makes this distribution box be applicable to outdoor engineering construction for a long time.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, the job site distribution box of the utility model adopts double-chamber structure, and the element in the case rationally is provided with, and can improve the usability and the security performance of distribution box.
2, the two indoor employing reasonable circuit of the utility model is arranged, is more suitable for the on-the-spot demand of engineering construction.
3, the utility model adopts two chambers door design of waterproof, makes box sealing, more is applicable to outdoor use.Simultaneously two chambers door can guarantee workmen's management of power use, prevents that unrelated person from arbitrarily operating distribution box.
Description of drawings
Fig. 1 is the structural representation of the utility model job site distribution box;
Fig. 2 is the interior sketch map of arranging of the casing of the utility model job site distribution box;
Fig. 3 is the utility model casing internal wiring schematic diagram;
Fig. 4 is the utility model casing internal wiring sketch map;
Among the figure, 1 is casing; 2 is dividing plate; 3 is the control room; 4 are the power supply chamber; 5 is built-in lock; 6 are the lock hanging plate; 7 is the chamber door; 8 is deedbox; 9 is handle; 10 is waterproof construction; 11 is the isolating switch district; 12 is the earth leakage circuit-breaker district; 13 is socket.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
Embodiment
Arrange in the structural representation of the job site distribution box of the utility model and the casing that sketch map is as depicted in figs. 1 and 2; Comprise a casing 1 that adopts stainless steel; Casing 1 thick about 300mm, casing 1 divide for the double space cell structure of being made up of control room 3 and power supply chamber 4 through dividing plate 2.Control room 3 and power supply chamber 4 left-right layout wherein, are provided with isolating switch district 11, earth leakage circuit-breaker district 12, subarea, end of incoming cables and leading-out terminal subarea in the control room 3, also dispose kilowatt-hour meter simultaneously, so that measure power supply for construction; Power supply is laid with dissimilar sockets 13 in the chamber 4, is respectively 380V socket, 220V Three-hole socket and 220V two spring hole scokets.Be provided with in this distribution box case rationally, components and parts rationally distribute, convenient construction personnel's the operation and the management of power use, and improve its security performance.
The design of stainless steel and two waterproof compartment doors 7 is adopted on this distribution box body 1 surface, can improve the waterproof and the corrosive nature of distribution box, makes this distribution box be applicable to the scene of outdoor engineering construction for a long time.
The casing internal wiring schematic diagram of the utility model job site distribution box and wiring schematic diagram such as Fig. 3 and shown in Figure 4; The external power source inlet wire is pressed the end that three-phase 380V inlet wire connects the subarea, end of incoming cables; When power supply is single-phase 220V; Then live wire connects an end in subarea, end of incoming cables, and after an isolating switch QS1 in the other end in subarea, end of incoming cables and isolating switch district and circuit breaker Q F1 connected successively, the input with the parallel circuits module was connected again; The parallel circuits module is composed in parallel by five groups of series circuits, wherein, series circuit by the earth leakage circuit-breaker QF2-QF6 in the isolating switch QS2-QS6 in isolating switch district and earth leakage circuit-breaker district respectively successively series connection form.Shown in Figure 3; The output of earth leakage circuit-breaker QF2 connects 60A three-phase and four-line terminal; The output of earth leakage circuit-breaker QF3 and QF4 all is connected 30A single-phase-two-wire terminal; The output of earth leakage circuit-breaker QF5 connects the 20A three-phase four-wire socket, and the output of earth leakage circuit-breaker QF6 connects 20A single-phase-two-wire socket.The earth leakage circuit-breaker that this casing adopts is the electric leakage air switch, and wherein, the single-phase socket that is adopted is by left zero line, and right live wire setting, the unification of socket live wire connect Huang (A phase) colo(u)r streak.
In the actual production, can adjust the bar number of series circuit in the parallel circuits module as required, the quantity with adjustment socket and leading-out terminal subarea satisfies the needs of different job sites.
By a machine one lock one protection configuration air switch, disconnecting link, earth leakage protective device, the electric wire of control room 3 and power supply chamber 4 wiring is by yellow (live wire), green (live wire), red (live wire), blue (zero line), the configuration of yellowish green (ground wire) color standard in the utility model casing 1.Two earth points of distribution box outer setting all adopt copper (or stainless steel) screw of diameter 10mm to be welded on the distribution box, and there is Keep Clear-High Voltage the warning mark of Denging casing 1 outside simultaneously, improve the security performance of distribution box.
The foregoing description is the utility model preferred implementation; But the execution mode of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection range of the utility model.
Claims (10)
1. a job site distribution box comprises casing, it is characterized in that: said distribution box body is to divide for the double space cell structure of being made up of control room and power supply chamber through dividing plate; Be provided with isolating switch district, earth leakage circuit-breaker district, subarea, end of incoming cables and leading-out terminal subarea in the said control room; The indoor socket that is laid with of said power supply; Said control room is respectively arranged with the chamber door with the power supply chamber.
2. job site according to claim 1 distribution box; It is characterized in that: the isolating switch district in said control room, earth leakage circuit-breaker district, subarea, end of incoming cables and leading-out terminal subarea with the power supply chamber socket between be electrically connected as follows: an end external power supply in subarea, end of incoming cables; Behind first isolating switch and circuit breaker in the first isolating switch district of connecting successively of the other end in subarea, end of incoming cables, the input with the parallel circuits module is connected again; Said parallel circuits module is composed in parallel by at least two group series circuits, and said series circuit is connected successively with arbitrary earth leakage circuit-breaker in earth leakage circuit-breaker district by arbitrary isolating switch of isolating switch district except first isolating switch and formed; The output of said parallel circuits module is connected with the socket that lay leading-out terminal subarea and power supply chamber respectively.
3. job site according to claim 2 distribution box is characterized in that: said earth leakage circuit-breaker is the electric leakage air switch.
4. job site according to claim 1 distribution box is characterized in that: chamber, said control room door is the waterproof compartment door with power supply chamber, chamber door.
5. job site according to claim 4 distribution box is characterized in that: said control room is hinged through rotating shaft with casing respectively with the chamber door of power supply chamber; The chamber door of said two chambers is respectively arranged with built-in lock and lock hanging plate.
6. job site according to claim 4 distribution box is characterized in that: the door inboard, chamber in said control room is provided with deedbox.
7. according to each described job site distribution box in the claim 1 to 6, it is characterized in that: the two sides of said casing are separately installed with and are used to the handle that extracts or hang.
8. job site according to claim 7 distribution box is characterized in that: the top of said distribution box body is provided with waterproof construction.
9. job site according to claim 7 distribution box is characterized in that: also dispose kilowatt-hour meter in the control room of said distribution box.
10. job site according to claim 1 distribution box is characterized in that: said casing is the stainless steel casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205699669U CN202423887U (en) | 2011-12-29 | 2011-12-29 | Distributor box for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205699669U CN202423887U (en) | 2011-12-29 | 2011-12-29 | Distributor box for construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202423887U true CN202423887U (en) | 2012-09-05 |
Family
ID=46748613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205699669U Expired - Lifetime CN202423887U (en) | 2011-12-29 | 2011-12-29 | Distributor box for construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202423887U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957100A (en) * | 2012-12-11 | 2013-03-06 | 衡水供电公司 | Power supply changeover box |
| CN103606866A (en) * | 2013-11-20 | 2014-02-26 | 苏州金螳螂建筑装饰股份有限公司 | Distribution type two-stage distribution box |
| CN104678782A (en) * | 2013-11-27 | 2015-06-03 | 宝山钢铁股份有限公司 | Mechanical equipment maintenance field safety isolation 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 |
| CN107204579A (en) * | 2017-05-26 | 2017-09-26 | 绍兴市上虞区舜兴电力有限公司 | One kind maintenance electronic box |
-
2011
- 2011-12-29 CN CN2011205699669U patent/CN202423887U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957100A (en) * | 2012-12-11 | 2013-03-06 | 衡水供电公司 | Power supply changeover box |
| CN103606866A (en) * | 2013-11-20 | 2014-02-26 | 苏州金螳螂建筑装饰股份有限公司 | Distribution type two-stage distribution box |
| CN104678782A (en) * | 2013-11-27 | 2015-06-03 | 宝山钢铁股份有限公司 | Mechanical equipment maintenance field safety isolation 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 |
| CN107204579A (en) * | 2017-05-26 | 2017-09-26 | 绍兴市上虞区舜兴电力有限公司 | One kind maintenance electronic box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |