CN104659720B - Light fixture and the terminal box with ground structure - Google Patents
Light fixture and the terminal box with ground structure Download PDFInfo
- Publication number
- CN104659720B CN104659720B CN201310597056.5A CN201310597056A CN104659720B CN 104659720 B CN104659720 B CN 104659720B CN 201310597056 A CN201310597056 A CN 201310597056A CN 104659720 B CN104659720 B CN 104659720B
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- housing
- hole
- terminal box
- ground structure
- ground
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Abstract
A kind of light fixture and the terminal box with ground structure, it includes：One box-like housing, the housing bottom are provided with grounding through hole；The cover being engaged with the housing；And it is installed on a grounding screw and an electric device on the housing；Wherein, the electric device includes one first ground wire, the grounding screw is installed in the housing bottom and stretches out in the housing by the grounding through hole, the grounding screw is electric-conductor, it includes the body of a column, the first screwed hole for being respectively arranged on the body both ends and a blind hole of the second screwed hole and the side wall located at the body, the blind hole penetrates with the first screwed hole, and the described first ground wire is plugged in the blind hole and the fastener by coordinating with first screwed hole is fixedly connected with the grounding screw.The terminal box with ground structure of the present invention, convenient ground connection, while do not influence mobility.
Description
Technical field
The present invention relates to light fixture, more particularly to a kind of ground structure of light fixture.
Background technology
Terminal box is that the bracing wire of various power switch and its power supply tube lines is coupled for various electrical wirings of plugging into, matches somebody with somebody
Line engineering.It is well known that ground connection is to ensure that a kind of Electrical Safety that electrical equipment normal work and personal safety are taken is arranged
Apply, but at present, for the terminal box of non-die cast, especially for the terminal box of plastic casing, how to make input cable
It is ground wire grounded, without influence product mobility be a problem.
The content of the invention
The technical problem to be solved in the present invention is to overcome above-mentioned the shortcomings of the prior art, and propose a kind of light fixture and
Terminal box with ground structure, convenient ground connection, while do not influence mobility.
In order to solve the above technical problems, the present invention proposes a kind of terminal box with ground structure, it includes：One is box-like
Housing, the housing bottom are provided with grounding through hole；The cover being engaged with the housing；And it is installed on the housing
One grounding screw and an electric device；Wherein, the electric device includes one first ground wire, and the grounding screw is installed in institute
State housing bottom and the housing is stretched out in by the grounding through hole, the grounding screw is electric-conductor, and it includes a column
Body, the first screwed hole for being respectively arranged on the body both ends with the second screwed hole and located at the body side wall it is one blind
Hole, the blind hole and the first screwed hole penetrate, and the described first ground wire is plugged in the blind hole and by with described first
The fastener that screwed hole coordinates is fixedly connected with the grounding screw.
Wherein, described housing and cover are all electric-conductors, and the grounding screw with second screwed hole by coordinating
A fastener fix on the housing.
Wherein, the described terminal box with ground structure also includes an external cable, and the external cable includes one the
Two ground wires, second ground wire and are plugged in the blind hole and the fastener by coordinating with first screwed hole
It is fixedly connected with the grounding screw.
Wherein, described housing is rectangular, including a bottom wall and by the four of the bottom wall four sides extended on the side
Wall, the wiring through hole passed through for external cable is respectively equipped with the relative short side side wall of two of which；Described has ground junction
The terminal box of structure also includes two wire bushings, one wire bushing of each corresponding installing of described wiring through hole.
Wherein, described housing is moulding, and described grounding screw is integral embedding and injection molding in the bottom of the housing
And the housing is stretched out in by the grounding through hole.
Wherein, the described terminal box with ground structure also includes the multiple installation studs for being installed on the housing, institute
Stating cover includes multiple mounting holes corresponding with these installation studs, and the cover is located on these mounting holes by corresponding
Fastener is fixedly connected with the housing.
Wherein, the number of described installation stud is three.
Wherein, the riveting of described installation stud or screw are fixed in the housing.
Wherein, the electric device is a wave filter.
The present invention is bright also to propose a kind of light fixture, and it includes the above-mentioned terminal box with ground structure.
Compared with prior art, light fixture of the invention and the terminal box with ground structure, convenient ground connection, while do not influence
Mobility.
Brief description of the drawings
Fig. 1 is the stereogram for the terminal box that the present invention has ground structure.
Fig. 2 is the sectional view for the terminal box that the present invention has ground structure.
Fig. 3 is the exploded view for the terminal box that the present invention has ground structure.
Wherein, description of reference numerals is as follows：
1 housing, 11 side walls, 111 wiring through holes, 12 bottom walls, 121 grounding through hole；2 covers, 21 mounting holes；3 installation spiral shells
Post, 31 mounting holes；4 electric devices, 41 bodies, 42 first ground wires, 43 installing plates, 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 ground wires；9 fastenings
Screw.
Embodiment
In order to further illustrate the principle and structure of the present invention, below in conjunction with accompanying drawing, the preferred embodiments of the present invention are entered
Row describes in detail.
Refering to accompanying drawing 1 to Fig. 3, the terminal box with ground structure of the invention generally comprises：One housing 1, with the housing 1
Matched cover 2, an installation stud 3, one is installed on the electric device 4 of the bottom of housing 1, two wire bushings 5, a grounding screw
6, screw 7, external cable 8 and trip bolt 9.
Refering to accompanying drawing 3, the housing 1 is an electric-conductor, the rectangular box body shape of the housing 1, and it includes a bottom wall 12 and by institute
The four of bottom wall 12 four side walls 11 extended on the side are stated, are respectively equipped with the relative short side side wall 11 of two of which for external
The wiring through hole 111 that cable passes through.The bottom plate of the housing 1 is provided with grounding through hole 121.
Refering to accompanying drawing 3, the cover 2 is an electric-conductor, and the cover 2 is provided with three mounting holes 21, three mounting holes 21
Positioned at the cover 2 wherein at three right angle corners.
Refering to accompanying drawing 2 and accompanying drawing 3, the installation stud 3 is in hexagonal prism shape, and the upper end of the installation stud 3 is provided with an installation
Hole 31.The installation stud 3 is provided with three, and it by screw or can be fixed by caulking on the bottom plate of the housing 1, and its position is located at
Wherein at three right angle corners of the housing 1.The installation site of this three installation studs 3 and three mounting holes on the cover 2
21 is corresponding, can be by the fastener that is engaged with mounting hole 31（It is trip bolt 9 in the present embodiment）Through on the cover 2
Mounting hole 21 cover 2 is fixed on the installation stud 3.
Refering to accompanying drawing 2 and accompanying drawing 3, the electric device 4 is a wave filter in the present embodiment, and it includes a body 41, should
One side wall of body 41 is provided with one first ground wire 42, and a pair of installing plates 43 located at the bottom of body 41.The installation
Plate 43 is provided with a through hole 431.The electric device 4 is fixed on this by the through hole 431 that can be worn by screw on the installing plate 43
On the bottom wall 12 of housing 1.
Refering to accompanying drawing 2 and accompanying drawing 3, two wire bushings 5 are made of insulation soft material, and two wire bushings 5 can divide
It is not installed on the wiring through hole 111 in a pair of opposing sidewalls 11 of the housing 1.
Refering to accompanying drawing 2 and accompanying drawing 3, the grounding screw 6 is an electric-conductor, and it includes a cylindrical body 61, the body 61
Upper and lower ends are respectively equipped with the first screwed hole 611 and the second screwed hole 612, and the side wall of the body 61 is provided with a blind hole 62.Its
In the first screwed hole 611 located at the upper end of body 61 be connected to the blind hole 62 in the side wall of body 61 it is logical.Wherein, this
One ground wire 42 can be plugged in the blind hole 62 and the fastener by coordinating with first screwed hole 611（In this reality
Apply in example is screw 7）It is fixedly connected with the grounding screw 6.In other embodiments, the grounding screw 6 can also be passed through
The mode of embedding and injection molding is fixed on the bottom wall 12 of the housing 1, and can be fixed by the extended housing of the fasteners such as screw
In on the bottom wall 12 of the housing 1.
Refering to accompanying drawing 3, the screw 7 is a standard component, the screw 7 and the phase of the first screwed hole 611 of the upper end of grounding screw 6
Mating.Its course of work is such：First all ground lead cores are inserted in the blind hole 62 of the grounding screw 6, so
Screwed in afterwards with the screw 7 from the first screwed hole 611 of the grounding screw 6, the core until compressing cable.
Refering to accompanying drawing 2, the terminal box with ground structure of the invention also includes an external cable 8, and the external cable 8 can
Stretched out through the wire bushing 5 outside the housing 1.Include one second ground wire 81 in the external cable 8, second ground wire 81 is also
It is plugged in the blind hole 62 and the fastener by coordinating with first screwed hole 611 is fixed with the grounding screw 6 and connected
Connect.
The assembling process of terminal box proposed by the present invention with wiring ground structure generally comprises：First wire bushing 5 is blocked
Enter the both ends of housing 1, then electric device 4 is arranged in housing 1 with screw, nut, external cable 8 is passed through into wire bushing 5, so
The core of the first ground wire 42 on the second ground wire 81 and electric device 4 on external cable is together inserted into grounding screw afterwards
In 6 blind hole 62, then screw 7 is locked into the first screwed hole 611 communicated on grounding screw 6 with blind hole 62, screw 7 just will
The core of two piece-root grafting ground wires 42,81 is pressed abd fixed in grounding screw 6, grounding screw 6 can be fixed on into housing 1 with screw afterwards
Bottom wall 12 on；Installation stud 3 can be fixed in housing 1 by the way of riveting or screw are fixed, and associated cable is connected
Afterwards, cover 2 is assembled on housing 1 with trip bolt 9, just completes the assembling of terminal box.
The terminal box mode of action proposed by the present invention with wiring ground structure：The housing of terminal box in the present embodiment
1 and cover 2 be all metallic conduction part, so when cable switches on power, ground connection is achieved that as long as terminal box is put on the ground.
When should be in another embodiment plastic parts with the housing 1 of the terminal box of ground structure, grounding screw 6 can use embedding and injection molding
Mode be fixed on housing, pay attention to grounding screw 6 exposing surface of shell during injection, when the terminal box is placed on ground, ground connection
Stud 6 can directly contact face, during the terminal box connection power supply of such plastic casing, be placed directly on the ground, can also realize
Immediately ground connection is convenient and swift without the ground wire of cable is individually extracted into ground connection.
Compared with prior art, light fixture of the invention and with ground structure terminal box by using increase grounding screw
Mode, the instant ground connection of terminal box can be achieved, improve the convenience of terminal box.
The preferable possible embodiments of the present invention are these are only, are not limited the scope of the invention, it is all with the present invention
Equivalent structure change made by specification and accompanying drawing content, is all contained in protection scope of the present invention.
Claims (10)
- A kind of 1. terminal box with ground structure, it is characterised in that including：One box-like housing, the housing bottom are provided with Grounding through hole；The cover being engaged with the housing；And the grounding screw being installed on the housing and one electrically fills Put；Wherein, the electric device includes one first ground wire, and the grounding screw is installed in the housing bottom and connect by described Ground through hole stretches out in the housing, and the grounding screw is electric-conductor, and it includes the body of a column, is respectively arranged on the body One blind hole of first screwed hole and the second screwed hole at both ends and the side wall located at the body, the blind hole and the first screw thread Hole penetrate, described first ground wire be plugged in the blind hole and the fastener by coordinating with first screwed hole and The grounding screw is fixedly connected.
- 2. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that described housing and cover is all led Electric part, the grounding screw are fixed on the housing by the fastener coordinated with second screwed hole.
- 3. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that described has connecing for ground structure Line box also includes an external cable, and the external cable includes one second ground wire, and second ground wire is also to be plugged on institute State in blind hole and the fastener by coordinating with first screwed hole is fixedly connected with the grounding screw.
- 4. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that described housing is rectangular, including One bottom wall and by the four of the bottom wall four side walls extended on the side, is respectively equipped with the relative short side side wall of two of which The wiring through hole passed through for external cable；The described terminal box with ground structure also includes two wire bushings, each described Wiring through hole one wire bushing of corresponding installing.
- 5. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that described housing is moulding, institute The grounding screw stated is that integral embedding and injection molding stretches out in the housing in the bottom of the housing and by the grounding through hole.
- 6. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that described has connecing for ground structure Line box also includes the multiple installation studs for being installed on the housing, and the cover includes multiple peaces corresponding with these installation studs Hole is filled, the cover is fixedly connected by the corresponding fastener being located on these mounting holes with the housing.
- 7. there is the terminal box of ground structure as claimed in claim 6, it is characterised in that the number of described installation stud is Three.
- 8. there is the terminal box of ground structure as claimed in claim 6, it is characterised in that described installation stud riveting or logical Screw is crossed to be fixed in the housing.
- 9. there is the terminal box of ground structure as claimed in claim 1, it is characterised in that the electric device is a filtering Device.
- 10. a kind of light fixture, it is characterised in that it includes the wiring with ground structure as described in claim 1 to 9 is any Box.
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 CN104659720A (en) | 2015-05-27 |
| CN104659720B true CN104659720B (en) | 2018-02-09 |
Family
ID=
Citations (5)
| 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 |
| CN2682702Y (en) * | 2003-12-23 | 2005-03-02 | 亮泰企业股份有限公司 | Improved structure of electrical box |
| CN201114900Y (en) * | 2007-09-21 | 2008-09-10 | 林万炯 | Control device for sealed high-power lamps |
| 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 (5)
| 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 |
| CN2682702Y (en) * | 2003-12-23 | 2005-03-02 | 亮泰企业股份有限公司 | Improved structure of electrical box |
| CN201114900Y (en) * | 2007-09-21 | 2008-09-10 | 林万炯 | Control device for sealed high-power lamps |
| 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 |
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