CN104659720A - Lamp and wiring box with grounding structure - Google Patents
Lamp and wiring box with grounding structure Download PDFInfo
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- CN104659720A CN104659720A CN201310597056.5A CN201310597056A CN104659720A CN 104659720 A CN104659720 A CN 104659720A CN 201310597056 A CN201310597056 A CN 201310597056A CN 104659720 A CN104659720 A CN 104659720A
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- terminal box
- housing
- hole
- ground structure
- grounding
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Abstract
The invention discloses a lamp and a wiring box with a grounding structure. The wiring box comprises s box-shaped shell, a surface cover, a ground stud and an electric device, wherein a grounding through hole is formed in the bottom of the shell; the surface cover is matched with the shell; the grounding stud and the electric device are mounted on the shell; the electric device comprises a first grounding wire; the grounding stud is mounted at the bottom of the shell and extends outside the shell from the grounding through hole; the grounding stud is a conductive part and comprises a column-shaped main body, a first threaded hole, a second threaded hole and a blind hole; the first threaded hole and the second threaded hole are respectively formed in two ends of the main body; the blind hole is formed in the side wall of the main body; the blind hole is communicated with the first threaded hole; the first grounding wire is inserted into the blind hole and is fixedly connected with the grounding stud through a fastening part matched with the first threaded hole. The wiring box with the grounding structure is convenient to ground, and the mobility is not affected.
Description
Technical field
The present invention relates to light fixture, particularly relate to a kind of ground structure of light fixture.
Background technology
Terminal box is used to various electrical wiring of plugging into, and connects the bracing wire of various mains switch and power lights pipeline thereof, wiring work.As everyone knows, ground connection is for ensureing that electrical equipment normally works and personal safety and a kind of safety measures for power consumption of taking, but at present, for the terminal box of non-die cast, especially for the terminal box of plastic casing, how to make the ground wire grounded of input cable, and the mobility not affecting product is a difficult problem.
Summary of the invention
The technical problem to be solved in the present invention is to overcome the deficiency that above-mentioned prior art exists, and proposes a kind of light fixture and have the terminal box of ground structure, facilitates ground connection, does not affect mobility simultaneously.
For solving the problems of the technologies described above, the present invention proposes a kind of terminal box with ground structure, and it comprises: a box-like housing, and described housing bottom is provided with grounding through hole; The cover matched with described housing; And the grounding screw be installed on described housing and an electric device; Wherein, described electric device comprises one first earth connection, described grounding screw is installed in described housing bottom and stretches out in described housing by described grounding through hole, described grounding screw is electric-conductor, it blind hole of sidewall comprising the body of a column, the first screwed hole being located at described body two ends respectively and the second screwed hole and be located at described body, described blind hole and the first screwed hole through, the first described earth connection to be plugged in described blind hole and to be fixedly connected with described grounding screw by the securing member coordinated with described first screwed hole.
Wherein, described housing and cover are all electric-conductors, and described grounding screw is fixing on the housing by the securing member coordinated with described second screwed hole.
Wherein, the described terminal box with ground structure also comprises an external cable, described external connection cable wrap draws together one second earth connection, and described second earth connection is also be plugged in described blind hole and be fixedly connected with described grounding screw by the securing member coordinated with described first screwed hole.
Wherein, described housing is rectangular, four sidewalls comprising a diapire and extended upward by four sides of described diapire, wherein two relative minor face sidewalls is respectively equipped with the wiring through hole passed through for external cable; The described terminal box with ground structure also comprises two wire bushings, each described wiring through hole correspondence installing described wire bushing.
Wherein, described housing is moulding, and described grounding screw is that one embedding and injection molding stretches out in described housing in the bottom of described housing by described grounding through hole.
Wherein, the described terminal box with ground structure also comprises the multiple installation studs being installed on described housing, described cover comprises installs multiple installing holes corresponding to stud with these, and described cover is fixedly connected with described housing by the corresponding securing member be located on these installing holes.
Wherein, the number of described installation stud is three.
Wherein, described installation stud riveted joint or screw are fixed in described housing.
Wherein, described electric device is a filter.
The present invention is bright also proposes a kind of light fixture, and it comprises the above-mentioned terminal box with ground structure.
Compared with prior art, light fixture of the present invention and have the terminal box of ground structure, facilitates ground connection, does not affect mobility simultaneously.
Accompanying drawing explanation
Fig. 1 is the stereogram that the present invention has the terminal box of ground structure.
Fig. 2 is the cutaway view that the present invention has the terminal box of ground structure.
Fig. 3 is the exploded view that the present invention has the terminal box of ground structure.
Wherein, description of reference numerals is as follows:
1 housing, 11 sidewalls, 111 wiring through holes, 12 diapires, 121 grounding through hole; 2 covers, 21 installing holes; 3 install stud, 31 installing holes; 4 electric devices, 41 bodies, 42 first earth connections, 43 mounting panels, 431 through holes; 5 wire bushings; 6 grounding screws, 61 bodies, 611 first screwed holes, 612 second screwed holes, 62 blind holes; 7 screws; 8 external cables, 81 second earth connections; 9 trip bolts.
Embodiment
In order to further illustrate principle of the present invention and structure, below in conjunction with accompanying drawing, to a preferred embodiment of the present invention will be described in detail.
Accompanying drawings 1 to Fig. 3, the terminal box with ground structure of the present invention roughly comprises: a housing 1, the cover 2 matched with this housing 1, one installs stud 3, one is installed on the electric device 4 bottom housing 1, two wire bushing 5, grounding screws 6, screw 7, external cable 8 and trip bolt 9.
Accompanying drawings 3, this housing 1 is an electric-conductor, the rectangular box body shape of this housing 1, they four sidewalls 11 comprising a diapire 12 and extended upward by four sides of described diapire 12, wherein two relative minor face sidewalls 11 are respectively equipped with the wiring through hole 111 passed through for external cable.The base plate of this housing 1 is provided with grounding through hole 121.
Accompanying drawings 3, this cover 2 is electric-conductors, and this cover 2 is provided with three installing holes 21, and these three installing holes 21 are positioned at wherein three right angle corner places of this cover 2.
Accompanying drawings 2 and accompanying drawing 3, this installation stud 3 is in hexagonal prism shape, and the upper end of this installation stud 3 is provided with an installing hole 31.This installation stud 3 is provided with three, and it is by screw or be fixed by caulking on the base plate of this housing 1, and its position is positioned at wherein three right angle corner places of this housing 1.These three installation sites of installing stud 3 are corresponding with three installing holes 21 on this cover 2, are fixed on this installation stud 3 by cover 2 through the installing hole 21 on this cover 2 by the securing member (being trip bolt 9 in the present embodiment) matched with installing hole 31.
Accompanying drawings 2 and accompanying drawing 3, this electric device 4 is a filter in the present embodiment, and it comprises a body 41, and a sidewall of this body 41 is provided with one first earth connection 42, and is located at a pair mounting panel 43 bottom this body 41.This mounting panel 43 is provided with a through hole 431.This electric device 4 is fixed on the diapire 12 of this housing 1 by the through hole 431 worn on this mounting panel 43 by screw.
Accompanying drawings 2 and accompanying drawing 3, these two wire bushings 5 adopt insulation soft material to make, and these two wire bushings 5 can be installed on the wiring through hole 111 in a pair opposing sidewalls 11 of this housing 1 respectively.
Accompanying drawings 2 and accompanying drawing 3, this grounding screw 6 is an electric-conductor, and it comprises a cylindrical body 61, and the two ends up and down of this body 61 are respectively equipped with the first screwed hole 611 and the second screwed hole 612, and the sidewall of this body 61 is provided with a blind hole 62.The first screwed hole 611 being wherein located at this body 61 upper end is connected with the blind hole 62 on this body 61 sidewall.Wherein, this first earth connection 42 can be plugged in described blind hole 62 and to be fixedly connected with described grounding screw 6 by the securing member (being screw 7 in the present embodiment) coordinated with described first screwed hole 611.In other embodiments, this grounding screw 6 also can be fixed on the diapire 12 of this housing 1 by the mode of embedding and injection molding, and can be fixed on the diapire 12 of this housing 1 by the extended housing of the securing members such as screw.
Accompanying drawings 3, this screw 7 is standard components, and this screw 7 is matched with the first screwed hole 611 of this grounding screw 6 upper end.Its course of work is such: first insert in the blind hole 62 of this grounding screw 6 by all ground lead cores, then screws in first screwed hole 611 of this screw 7 from this grounding screw 6, until compress the core of cable.
Accompanying drawings 2, the terminal box with ground structure of the present invention also comprises an external cable 8, and this external cable 8 can stretch out outside this housing 1 through this wire bushing 5.Comprise one second earth connection 81 in this external cable 8, this second earth connection 81 is also be plugged in described blind hole 62 and be fixedly connected with described grounding screw 6 by the securing member coordinated with described first screwed hole 611.
The assembling process with the terminal box of wiring ground structure that the present invention proposes roughly comprises: first wire bushing 5 is snapped in housing 1 two ends, then screw is used, electric device 4 is arranged in housing 1 by nut, by external cable 8 through wire bushing 5, then the core of the second earth connection 81 on external cable and the first earth connection 42 on electric device 4 is together inserted in the blind hole 62 of grounding screw 6, then screw 7 is locked in the first screwed hole 611 that grounding screw 6 communicates with blind hole 62, screw 7 is just by two earth connections 42, the core of 81 is pressed abd fixed in grounding screw 6, grounding screw 6 is fixed on the diapire 12 of housing 1 by available screw afterwards, the mode that installation stud 3 can adopt riveted joint or screw to fix is fixed in housing 1, after associated cable being connected, is assemblied on housing 1, just completes the assembling of terminal box with trip bolt 9 by cover 2.
The terminal box type of action with wiring ground structure that the present invention proposes: the housing 1 of the terminal box in the present embodiment and cover 2 are all metallic conduction part, so when cable switches on power, as long as just can be grounded on the ground for terminal box.When this housing 1 with the terminal box of ground structure is plastic parts in another embodiment, grounding screw 6 can adopt the mode of embedding and injection molding to be fixed on housing, grounding screw 6 is noted to expose surface of shell during injection moulding, when making terminal box be placed on ground, grounding screw 6 can direct kiss the earth, when the terminal box of such plastic casing connects power supply, be placed directly on the ground, also can realize instant ground connection, and not need the ground wire of cable to extract separately ground connection, convenient and swift.
Compared with prior art, light fixture of the present invention and there is ground structure terminal box by adopting the mode increasing grounding screw, the instant ground connection of terminal box can be realized, improve the convenience of terminal box.
These are only better possible embodiments of the present invention, not limit the scope of the invention, all utilizations specification of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (10)
1. have a terminal box for ground structure, it is characterized in that, comprising: a box-like housing, described housing bottom is provided with grounding through hole; The cover matched with described housing; And the grounding screw be installed on described housing and an electric device; Wherein, described electric device comprises one first earth connection, described grounding screw is installed in described housing bottom and stretches out in described housing by described grounding through hole, described grounding screw is electric-conductor, it blind hole of sidewall comprising the body of a column, the first screwed hole being located at described body two ends respectively and the second screwed hole and be located at described body, described blind hole and the first screwed hole through, the first described earth connection to be plugged in described blind hole and to be fixedly connected with described grounding screw by the securing member coordinated with described first screwed hole.
2. have the terminal box of ground structure as claimed in claim 1, it is characterized in that, described housing and cover are all electric-conductors, and described grounding screw is fixing on the housing by the securing member coordinated with described second screwed hole.
3. there is the terminal box of ground structure as claimed in claim 1, it is characterized in that, the described terminal box with ground structure also comprises an external cable, described external connection cable wrap draws together one second earth connection, and described second earth connection is also be plugged in described blind hole and be fixedly connected with described grounding screw by the securing member coordinated with described first screwed hole.
4. there is the terminal box of ground structure as claimed in claim 1, it is characterized in that, described housing is rectangular, four sidewalls comprising a diapire and extended upward by four sides of described diapire, wherein two relative minor face sidewalls is respectively equipped with the wiring through hole passed through for external cable; The described terminal box with ground structure also comprises two wire bushings, each described wiring through hole correspondence installing described wire bushing.
5. have the terminal box of ground structure as claimed in claim 1, it is characterized in that, described housing is moulding, and described grounding screw is that one embedding and injection molding stretches out in described housing in the bottom of described housing by described grounding through hole.
6. there is the terminal box of ground structure as claimed in claim 1, it is characterized in that, the described terminal box with ground structure also comprises the multiple installation studs being installed on described housing, described cover comprises installs multiple installing holes corresponding to stud with these, and described cover is fixedly connected with described housing by the corresponding securing member be located on these installing holes.
7. have the terminal box of ground structure as claimed in claim 6, it is characterized in that, the number of described installation stud is three.
8. have the terminal box of ground structure as claimed in claim 6, it is characterized in that, described installation stud riveted joint or screw are fixed in described housing.
9. have the terminal box of ground structure as claimed in claim 1, it is characterized in that, described electric device is a filter.
10. a light fixture, is characterized in that, it comprise as arbitrary in claim 1 to 9 as described in the terminal box with ground structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310597056.5A CN104659720B (en) | 2013-11-22 | Light fixture and the terminal box with ground structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310597056.5A CN104659720B (en) | 2013-11-22 | Light fixture and the terminal box with ground structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104659720A true CN104659720A (en) | 2015-05-27 |
| CN104659720B CN104659720B (en) | 2018-02-09 |
Family
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634486A (en) * | 2017-11-07 | 2018-01-26 | 张家港市联盛塑业有限公司 | Pre-buried type Built-in terminal box |
| CN110212145A (en) * | 2019-07-09 | 2019-09-06 | 上海龙创汽车设计股份有限公司 | Battery terminal negative earthing or grounding means |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019044A (en) * | 1975-10-10 | 1977-04-19 | Mcgraw-Edison Company | Lighting fixture with removable electrical component mounting arrangement |
| JP2000078721A (en) * | 1998-09-01 | 2000-03-14 | Sumitomo Wiring Syst Ltd | Mounting structure of electric junction box |
| CN2682702Y (en) * | 2003-12-23 | 2005-03-02 | 亮泰企业股份有限公司 | Improved structure of electric appliance box |
| CN201114900Y (en) * | 2007-09-21 | 2008-09-10 | 林万炯 | Control device for sealed high-power lamp |
| CN202178536U (en) * | 2011-07-26 | 2012-03-28 | 广东联塑科技实业有限公司 | Grounding terminal of terminal box |
| CN102980149A (en) * | 2011-09-07 | 2013-03-20 | 海洋王照明科技股份有限公司 | Binding post structure of lamp and lighting device |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4019044A (en) * | 1975-10-10 | 1977-04-19 | Mcgraw-Edison Company | Lighting fixture with removable electrical component mounting arrangement |
| JP2000078721A (en) * | 1998-09-01 | 2000-03-14 | Sumitomo Wiring Syst Ltd | Mounting structure of electric junction box |
| CN2682702Y (en) * | 2003-12-23 | 2005-03-02 | 亮泰企业股份有限公司 | Improved structure of electric appliance box |
| CN201114900Y (en) * | 2007-09-21 | 2008-09-10 | 林万炯 | Control device for sealed high-power lamp |
| CN202178536U (en) * | 2011-07-26 | 2012-03-28 | 广东联塑科技实业有限公司 | Grounding terminal of terminal box |
| CN102980149A (en) * | 2011-09-07 | 2013-03-20 | 海洋王照明科技股份有限公司 | Binding post structure of lamp and lighting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634486A (en) * | 2017-11-07 | 2018-01-26 | 张家港市联盛塑业有限公司 | Pre-buried type Built-in terminal box |
| CN110212145A (en) * | 2019-07-09 | 2019-09-06 | 上海龙创汽车设计股份有限公司 | Battery terminal negative earthing or grounding means |
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