CN202384649U - Power box for electric welder at construction site - Google Patents
Power box for electric welder at construction site Download PDFInfo
- Publication number
- CN202384649U CN202384649U CN2011205720903U CN201120572090U CN202384649U CN 202384649 U CN202384649 U CN 202384649U CN 2011205720903 U CN2011205720903 U CN 2011205720903U CN 201120572090 U CN201120572090 U CN 201120572090U CN 202384649 U CN202384649 U CN 202384649U
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- power supply
- casing
- supply box
- welding machine
- electric welding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model provides a power box for an electric welder at a construction site. The power box comprises a box body and a box door, wherein the box body is internally provided with a load air switch, a leakage protection switch, an incoming cable and an outgoing cable which are electrically and mutually connected; and the incoming cable and the outgoing cable are respectively connected a plugging type connector which is arranged on the outer wall of the box body. Due to rational setting in the box body and rational distribution of components, the power box for the electric welder at the construction site, disclosed by the utility model, can improve usability and safety performance of the power box. As the design of waterproof box door and the waterproof cable connector is adopted by the power box for the electric welder at the construction site, the box body is sealed and is thereby more suitable for outdoor use; meanwhile, the design of the clapboard can guarantee power utilization security management of constructors and prevent irrelevant personnel from operating the power box randomly.
Description
Technical field
The utility model relates to power equipment and makes the field, more particularly, relates to a kind of power supply box that is used for the job site electric welding machine.
Background technology
At present, stipulate clearly that according to " job site temporary electricity technical specification of security " job site is a machine, a lock, a case, a leakage with the principle of three grades of distribution of electrical engineering.The job site all adopts three grades of distribution boxs also to obtain extensive use as the power supply box of electric welding machine.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; Especially for the power supply box of job site electric welding machine, its fail safe should give the attention of height.
Present stage, the power supply box function that is used for electric welding machine that adopted of job site was very single; Being provided with in the case is lack of standardization; Its components and parts are arranged unreasonable; And employed power supply box do not design to the characteristics of electric welding machine, the scene of electric welding machine used can not bring into play good safeguard protection effect like this.And the existing power supply box that is used for the job site is arranged on the open air for a long time, and its tank surface water resistance and Corrosion Protection are relatively poor, and element in the casing and circuit are not had good protection effect.Therefore, be necessary to propose to be provided with in a kind of case rationally, handling safety, convenience, be used for the power supply box of electric welding machine reliably.
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, is used for the power supply box of electric welding machine reliably.This power supply box security performance is high, and its casing waterproof anti-corrosion performance is high, is specially adapted to the on-the-spot electric welding machine of engineering construction and uses.
In order to achieve the above object; The utility model is achieved through following technical proposals: a kind of power supply box that is used for the job site electric welding machine; Comprise casing and chamber door, it is characterized in that: the load air switch, earth leakage circuit-breaker, inlet wire cable and the outlet cable that are provided with mutual electrical connection in the said casing; Said inlet wire cable is connected the socket connection head that is arranged on the cabinet exterior respectively with the outlet cable.
More particularly; Be electrically connected as follows between load air switch, earth leakage circuit-breaker, inlet wire cable and the outlet cable in the said casing: an end external power supply of inlet wire cable; After the other end of inlet wire cable inserted said earth leakage circuit-breaker, the input with at least one load air switch was connected again; The output of said each load air switch connects an end of an outlet cable respectively.The outlet cable other end is connected with the socket connection head, and electric welding machine just can directly insert this socket connection head and realize being electrically connected.
Pass through such scheme; Can obtain being provided with in the case rationally; The power supply box that is used for electric welding machine that components and parts rationally distribute; Adopt in the casing reasonable circuit to arrange, be more suitable for the on-the-spot demand of engineering construction, simultaneously in the casing and leave at least one road outlet cable connector power supply is used in support with the load air switch.The inlet wire cable of casing is connected the socket connection head that is arranged on the cabinet exterior respectively with the outlet cable, can reach the effect of excellent waterproof, protection against electric shock, is very suitable for long-term outdoor engineering construction.
Said earth leakage circuit-breaker is that model is the arc welder electrocution-proof protection device of JFLGD-100A.This earth leakage circuit-breaker can connect various trumpeter worker's arc welder that current class is 100-630A, can effectively prevent arc welder secondary side accident of human electric shock simultaneously, and early warning and protection are carried out in the electric leakage of electric arc primary side.When circuit or the electric arc machine leaks electricity, when overload, short circuit, protector can be cut off the electricity supply rapidly in 0.1S, guarantees the safety of staff and electric welding machine.Its residual operating current is then reported to the police greater than 15mA, then cuts off the electricity supply greater than 30mA.
In order to realize the utility model better, also be provided with dividing plate in the said casing, will load air switch, earth leakage circuit-breaker, inlet wire cable and outlet cable and chamber door of said dividing plate kept apart; Said dividing plate is provided with the through hole that is used for control box body burden air switch and earth leakage circuit-breaker.The dividing plate of power supply box setting can make things convenient for the enforcement of personnel's electricity consumption operational administrative.The utility model has through hole and offers observation panel for the earth leakage circuit-breaker relay indicating light for the switching manipulation handle of load air switch, earth leakage circuit-breaker at dividing plate; So that outside dividing plate, can operate to load air switch, earth leakage circuit-breaker; Power supply indicator also is installed, with the charged situation of monitoring incoming power simultaneously on dividing plate.
Said dividing plate adopts fixture to be connected with casing on one side, Yi Bian hinged through rotating shaft and casing.For the ease of the management of box house, Yi Bian do not adopt door knob control on the dividing plate, but be connected with casing, thereby prevent that false touch from bumping charged position through screw.
The chamber door of said casing and dividing plate are the chamber door and the dividing plate of waterproof.Adopt this design can make box sealing, more be applicable to outdoor use.
Said socket connection head is the splicing type waterproof connector.This splicing type waterproof connector is very suitable for long-term outdoor engineering construction.
The top of said power supply box casing is the inclined-plane, and the inclined-plane is provided with watertight composition.
Said power supply box bottom is equipped with trapezoidal foot rest.When requiring with the terrain clearance that satisfies the job site power supply box, this design is convenient to fixing, the mobile and carrying of power supply box.Casing and foot rest take welding and screw ways of connecting to fix.
Said power supply box casing is the iron casing, and tank surface is provided with rust preventive coating.Tank surface adopts the antirust coat protection can improve its corrosive nature, makes this power supply 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, rationally is provided with in the power supply box casing that is used for the job site electric welding machine of the utility model; Components and parts rationally distribute; The design of dividing plate simultaneously can guarantee the management of workmen's Electrical Safety, prevents that unrelated person from arbitrarily changing the setting of device, can improve the serviceability and the security performance of power supply box.
2, the exclusively energy-saving arc welder electrocution-proof protection device of the utility model employing can carry out early warning and protection to the electric leakage of electric arc primary side, can effectively prevent arc welder secondary side accident of human electric shock, is more suitable for the on-the-spot demand of engineering construction.
3, the utility model adopts the splicing type waterproof connector of waterproof, protection against electric shock, makes casing and reaches seamless link into and out of the line cable, improves its sealing and fail safe, more is applicable to outdoor use.
Description of drawings
Fig. 1 is the structural representation that the utility model is used for the power supply box of job site electric welding machine;
Fig. 2 arranges sketch map in the casing of the utility model power supply box of being used for the job site electric welding machine;
Fig. 3 is the distribution schematic views of the splicing type waterproof connector of the utility model at the casing left surface;
Fig. 4 is the distribution schematic views of the splicing type waterproof connector of the utility model at the casing right flank;
Fig. 5 is the utility model casing internal wiring sketch map;
Among the figure, 1 is casing; 2 is handle; 3 is inlet wire cable plug waterproof connector; 4 are outlet cable plug waterproof connector; 5 is trapezoidal foot rest; 6 is earth leakage circuit-breaker; 7 are the load air switch; 8 is power supply indicator; 9 is dividing plate; 10 is chamber door; 11 is watertight composition.
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 power supply box that is used for the job site electric welding machine of the utility model and the casing that sketch map is as depicted in figs. 1 and 2; Comprise a thick 200mm of being; Wide is 400mm; Highly be the casing 1 of 600mm and the chamber door 10 of waterproof, be communicated with the yellow green annealed copper wire between chamber door 10 and the casing 1.Wherein, be provided with load air switch 7, earth leakage circuit-breaker 6, inlet wire cable and the outlet cable of mutual electrical connection in the casing 1.The inlet wire cable is connected the socket connection head that is arranged on the cabinet exterior respectively with the outlet cable, and wherein, the socket connection head is divided into inlet wire cable plug waterproof connector 3 and outlet cable plug waterproof connector 4.The effect that inlet wire cable plug waterproof connector 3 in the utility model and outlet cable plug waterproof connector 4 can reach excellent waterproof, protection against electric shock is very suitable for long-term outdoor engineering construction.
Also be provided with the dividing plate 9 of waterproof in the casing 1, for the ease of the inner management of casing 1, dividing plate 9 is hinged through rotating shaft and casing 1 on one side, and another side does not adopt door knob to control, and is connected with casing 1 but pass through fixture such as screw, thereby prevents that false touch from bumping charged position.Simultaneously, will load air switch 7, earth leakage circuit-breaker 6, inlet wire cable and outlet cable and chamber door 10 of dividing plate 9 kept apart; Dividing plate 9 is provided with the through hole that is used to operate casing 1 internal loading air switch 7 and earth leakage circuit-breaker 6; And the observation panel that is provided with earth leakage circuit-breaker 6 relay indicating lights; So that outside dividing plate 9, can operate to load air switch 7, earth leakage circuit-breaker 6; Power supply indicator 8 also is installed, with the charged situation of convenient monitoring incoming power simultaneously on dividing plate 9.
Like Fig. 3 and shown in Figure 4, inlet wire cable plug waterproof connector 3 and outlet cable plug waterproof connector 4 are distributed in the two sides of casing 1.The splicing type waterproof connector adopts existing product (comprising that model is that industrial waterproof socket, the model of PCE 125A 380V is that industrial waterproof socket and the model of PCE 32A 380V is the industrial waterproof socket of PCE 32A 220V); Form by two parts butt joint; One is that concave surface is connected with casing 1, and the other end is that convex surface is connected with inlet wire cable or outlet cable, and all there is the insertion depth of 5cm on concavo-convex two sides; Splicing type waterproof connector docking site has the waterproof apron design; The female adapter that is connected with casing 1 is that the inclined-plane is installed downwards, and disposes automatically reset rain-proof cover, and whole socket connection capitiform becomes to guarantee that insertion depth, waterproof apron, inclined-plane are installed, the design of rain-proof cover quadruple waterproofing protection; Reach the effect of excellent waterproof, protection against electric shock, be very suitable for long-term outdoor engineering construction.
Fixing and the carrying of power supply box for ease, setting height(from bottom) is the trapezoidal foot rest 5 of 80cm in the bottom of casing 1.Be convenient to when the terrain clearance that trapezoidal foot rest 5 satisfies the job site power supply box requires power supply box fixing, move and carrying.Casing 1 takes welding and screw ways of connecting to fix with trapezoidal foot rest 5.Simultaneously, the top of power supply box casing 1 is the inclined-plane, and the inclined-plane is provided with watertight composition 11.
This power supply box casing 1 is the iron casing, and casing 1 surface adopts the rust preventive coating protection can improve its corrosive nature, makes this power supply box be applicable to outdoor engineering construction for a long time.
The casing internal wiring sketch map of the utility model job site welder power case is as shown in Figure 5; The external power source inlet wire connects an end of inlet wire cable by two phase 380V inlet wires; The other end of inlet wire cable is connected with earth leakage circuit-breaker QF1; The output connected load air switch QF2 of earth leakage circuit-breaker QF1 and the upper end of QF3, the lower end of load air switch QF2 and QF3 is connected with the outlet cable respectively, and the outlet cable other end then is connected with the welder power cable.It is used that load air switch QF3 and this road of outlet cable can be used as stand-by power supply.
Earth point of the utility model casing 1 outer setting; All adopt copper (or stainless steel) screw to be welded on the power supply box; Be provided with special-purpose copper bar in the casing 1 and be used for ground connection and connect usedly, there is Keep Clear-High Voltage the warning mark of Denging casing 1 outside simultaneously, the security performance of raising power supply 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 power supply box that is used for the job site electric welding machine comprises casing and chamber door, it is characterized in that: the load air switch, earth leakage circuit-breaker, inlet wire cable and the outlet cable that are provided with mutual electrical connection in the said casing; Said inlet wire cable is connected the socket connection head that is arranged on the cabinet exterior respectively with the outlet cable.
2. the power supply box that is used for the job site electric welding machine according to claim 1; It is characterized in that: be electrically connected as follows between load air switch, earth leakage circuit-breaker, inlet wire cable and the outlet cable in the said casing: an end external power supply of inlet wire cable; After the other end of inlet wire cable inserted said earth leakage circuit-breaker, the input with at least one load air switch was connected again; The output of said each load air switch connects an end of an outlet cable respectively.
3. the power supply box that is used for the job site electric welding machine according to claim 2 is characterized in that: said earth leakage circuit-breaker is that model is the arc welder electrocution-proof protection device of JFLGD-100A.
4. the power supply box that is used for the job site electric welding machine according to claim 1 is characterized in that: also be provided with dividing plate in the said casing, will load air switch, earth leakage circuit-breaker, inlet wire cable and outlet cable and chamber door of said dividing plate kept apart; Said dividing plate is provided with the through hole that is used for control box body burden air switch and earth leakage circuit-breaker.
5. the power supply box that is used for the job site electric welding machine according to claim 4 is characterized in that: on one side said dividing plate adopts fixture to be connected with casing, Yi Bian hinged through rotating shaft and casing.
6. the power supply box that is used for the job site electric welding machine according to claim 4 is characterized in that: the chamber door of said casing and dividing plate are the chamber door and the dividing plate of waterproof.
7. the power supply box that is used for the job site electric welding machine according to claim 1 is characterized in that: said socket connection head is the splicing type waterproof connector.
8. the power supply box that is used for the job site electric welding machine according to claim 1 is characterized in that: the top of said power supply box casing is the inclined-plane, and the inclined-plane is provided with watertight composition.
9. the power supply box that is used for the job site electric welding machine according to claim 1 is characterized in that: said power supply box bottom is equipped with trapezoidal foot rest.
10. the power supply box that is used for the job site electric welding machine according to claim 1 is characterized in that: said power supply box casing is the iron casing, and tank surface is provided with rust preventive coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205720903U CN202384649U (en) | 2011-12-29 | 2011-12-29 | Power box for electric welder at construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205720903U CN202384649U (en) | 2011-12-29 | 2011-12-29 | Power box for electric welder at construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202384649U true CN202384649U (en) | 2012-08-15 |
Family
ID=46633123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205720903U Expired - Lifetime CN202384649U (en) | 2011-12-29 | 2011-12-29 | Power box for electric welder at construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202384649U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825350A (en) * | 2014-03-19 | 2014-05-28 | 江苏沙洲电气有限公司 | Portable emergency maintenance power supply 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 |
| CN105826829A (en) * | 2016-06-02 | 2016-08-03 | 常州市航标精密机械设备有限公司 | Distribution equipment capable of being prevented from being touched by pedestrians |
| CN108152904A (en) * | 2018-01-19 | 2018-06-12 | 国家电网公司 | Insulating splicing box of optical fiber composite overhead ground wire |
| CN108418120A (en) * | 2018-04-20 | 2018-08-17 | 中船第九设计研究院工程有限公司 | A kind of electric welding machine power-on box |
| CN109378734A (en) * | 2018-12-08 | 2019-02-22 | 南京铁道职业技术学院 | A kind of railway Construction of Civil Engineering temporary distribution box |
| CN110120635A (en) * | 2018-02-07 | 2019-08-13 | 五冶集团上海有限公司 | One kind being used for construction site water proof and dust proof distribution box |
-
2011
- 2011-12-29 CN CN2011205720903U patent/CN202384649U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103825350A (en) * | 2014-03-19 | 2014-05-28 | 江苏沙洲电气有限公司 | Portable emergency maintenance power supply box |
| CN105826829A (en) * | 2016-06-02 | 2016-08-03 | 常州市航标精密机械设备有限公司 | Distribution equipment capable of being prevented from being touched by pedestrians |
| CN108152904A (en) * | 2018-01-19 | 2018-06-12 | 国家电网公司 | Insulating splicing box of optical fiber composite overhead ground wire |
| CN110120635A (en) * | 2018-02-07 | 2019-08-13 | 五冶集团上海有限公司 | One kind being used for construction site water proof and dust proof distribution box |
| CN108418120A (en) * | 2018-04-20 | 2018-08-17 | 中船第九设计研究院工程有限公司 | A kind of electric welding machine power-on box |
| CN109378734A (en) * | 2018-12-08 | 2019-02-22 | 南京铁道职业技术学院 | A kind of railway Construction of Civil Engineering temporary distribution 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: 20120815 |
|
| CX01 | Expiry of patent term |