CN103851559B - Watertight light fitting and cable adapter structure thereof - Google Patents
Watertight light fitting and cable adapter structure thereof Download PDFInfo
- Publication number
- CN103851559B CN103851559B CN201210520018.5A CN201210520018A CN103851559B CN 103851559 B CN103851559 B CN 103851559B CN 201210520018 A CN201210520018 A CN 201210520018A CN 103851559 B CN103851559 B CN 103851559B
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- Prior art keywords
- threaded portion
- cylinder
- adapter structure
- cable adapter
- clamp nut
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- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000004078 waterproofing Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Installation Of Indoor Wiring (AREA)
Abstract
A kind of cable adapter structure of watertight light fitting, for cable being arranged in a housing, cable adapter structure includes: fixing head, including cylinder and be located in the middle part of cylinder and around the cylinder stop flange of a week, one end outer surface of cylinder is formed with the first threaded portion, the outer surface of the other end is formed with the second threaded portion, and the stop flange end face near the second threaded portion is provided with seal groove；First clamp nut, is sheathed on the one end at the first place, threaded portion of cylinder, and is screwed with the first threaded portion；Second clamp nut, is sheathed on the one end at the second place, threaded portion of cylinder, and is screwed with the second threaded portion；Sealing member, for tubular structure, one end of sealing member is contained in the one end at the first place, threaded portion of cylinder, and the inwall of the other end and the first clamp nut abuts；O RunddichtringO, is sheathed on the one end at the second place, threaded portion of cylinder.The water proofing property of above-mentioned cable adapter structure is preferable.The present invention also provides for a kind of watertight light fitting.
Description
[technical field]
The present invention relates to a kind of electric wire joint, especially relate to a kind of for watertight light fitting and cable adapter structure thereof.
[background technology]
Due to the relation of the applied environment of light fixture, a lot of situations are required for light fixture and have water-proof function.Certainly will need to do water-proofing treatment at the extraction electric wire of light fixture.Existing market, at upper water-proof wire cable connector, passes electric wire blank area rubber seal at electric wire and tightens up electric wire realization sealing, be to use O RunddichtringO to seal between electric wire joint and light fixture.And this structure can make O RunddichtringO hermetic unit be extruded the contact surface between electric wire joint and light fixture when firmly tightening electric wire joint, cause waterproof failure.
[summary of the invention]
In view of above-mentioned condition, it is necessary to provide a kind of water resistance preferable cable adapter structure.
A kind of cable adapter structure of watertight light fitting, for cable is arranged in a housing, described cable adapter structure includes:
Fixing head, including cylinder and be located in the middle part of described cylinder and around the described cylinder stop flange of a week, one end outer surface of described cylinder is formed with the first threaded portion, the outer surface of the other end is formed with the second threaded portion, and the described stop flange end face near described second threaded portion is provided around the described cylinder seal groove of a week；
First clamp nut, is sheathed on the one end at described first place, threaded portion of described cylinder, and is screwed with described first threaded portion；
Second clamp nut, is sheathed on the one end at described second place, threaded portion of described cylinder, and is screwed with described second threaded portion；
Sealing member, for tubular structure, one end of described sealing member is contained in the one end at described first place, threaded portion of described cylinder, and the other end abuts with the inwall of described first clamp nut；And
O RunddichtringO, is sheathed on the one end at described second place, threaded portion of described cylinder, and corresponding described seal groove is arranged；
Wherein, when described cable adapter structure fixes described cable, described cable is through described first clamp nut, described sealing member and described fixing head, described housing is sheathed on the one end at described second place, threaded portion of described cylinder, and be connected between described O RunddichtringO and described second clamp nut, described housing extrudes described O RunddichtringO and makes described O RunddichtringO generation elastic deformation, and then makes described O RunddichtringO part be squeezed in described seal groove.
Gap between above-mentioned cable adapter structure employing sealing member hermetically-sealed cable line and fixing head, and use the gap of O RunddichtringO seal casinghousing and fixing head, so that cable adapter structure has water proofing property.Simultaneously, the end face of the stop flange of fixing head is provided with seal groove, and when tightening fixing head, O RunddichtringO is crushed in seal groove by squeezing deformation, prevent outside the end face of the stop flange that O RunddichtringO is extruded fixing head, to avoid the waterproof failure of cable adapter structure.Therefore, the water proofing property of above-mentioned cable adapter structure is preferable.
Wherein in an embodiment, described seal groove extends on described cylinder from the end face of described stop flange.
Wherein in an embodiment, described second threaded portion end face from described cylinder one end extends to described seal groove, and described first threaded portion extends to described stop flange from the end face of the other end of described cylinder.
Wherein in an embodiment, the lateral surface of described stop flange is regular hexagon, and spanner can clamp the lateral surface of described stop flange and drive described fixing head to rotate.
Wherein in an embodiment, the one end open of described first clamp nut forms choke towards contract, and one end that described sealing member is contained in described first clamp nut abuts against with described choke.
Wherein in an embodiment, described sealing member includes the fixed part of annular and the clamping section of truncated cone-shaped, the stub end of described clamping section is connected with described fixed part, and the face size of the stub end of described clamping section is equivalently-sized with the cross section of described fixed part, described clamping section is partially housed in the one end at described first place, threaded portion of described cylinder, and deformed by the extruding of described cylinder, thus clamp described cable.
Wherein in an embodiment, described O RunddichtringO is solid sealing ring or hollow sealing ring.
Wherein in an embodiment, described second clamp nut is regular hexagon nut.
Meanwhile, the present invention also provides for a kind of watertight light fitting using above-mentioned cable adapter structure.
A kind of watertight light fitting, including:
Lamp housing, is provided with through wires hole；
Above-mentioned cable adapter structure；
Described housing, for rosette, the through wires hole of the corresponding described lamp housing of described housing is arranged；And
Seal washer, is connected between the junction of described housing and described lamp housing；
Wherein, after described cable passes described cable adapter structure and described rosette, electrically connecting with the electrical equipment in described lamp housing after being then passed through described through wires hole, described through wires hole is positioned at described rosette, to seal described through wires hole.
Wherein in an embodiment, the inner side of described housing is provided with engaging bulge loop, the shape of described engaging bulge loop and the mating shapes of described second clamp nut, makes described second clamp nut be fastened in described engaging bulge loop.
[accompanying drawing explanation]
Fig. 1 is the cable adapter structure of embodiment of the present invention sectional view when wearing housing；
Fig. 2 is the sectional view of cable adapter structure shown in Fig. 1；
Fig. 3 is the exploded view of cable adapter structure shown in Fig. 1；
Fig. 4 is the sectional view of the fixing head of cable adapter structure shown in Fig. 1；
Fig. 5 is to use the sectional view of the watertight light fitting of cable adapter structure shown in Fig. 1.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Accompanying drawing gives the preferred embodiment of the present invention.But, the present invention can realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments is to make the understanding to the disclosure more thorough comprehensively.
It should be noted that be referred to as " being fixed on " another element when element, it can be directly on another element or can also there is element placed in the middle.When an element is considered as " connection " another element, and it can be directly to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", "left", "right" and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term used the most in the description of the invention is intended merely to describe the purpose of specific embodiment, it is not intended that in limiting the present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
Referring to Fig. 1, the cable adapter structure 100 of the watertight light fitting of embodiment of the present invention, for cable 200 is arranged in a housing 300, this housing 300 can be directly lamp housing, it is possible to for other shell mechanisms being tightly connected with lamp housing, such as rosette etc..
Cable adapter structure 100 includes fixing head the 110, first clamp nut the 120, second clamp nut 130, sealing member 140 and O RunddichtringO 150.First clamp nut the 120, second clamp nut 130 is for threadeding with the two ends of fixing head 110, sealing member 140 and O RunddichtringO 150 is respectively used to seal the two ends of fixing head 110, i.e., sealing ring seals the inner side of fixing head 110 one end open, and O RunddichtringO 150 seals the outside of the other end opening of fixing head 110.
Referring to Fig. 2 to Fig. 4, fixing head 110 includes cylinder 111 and stop flange 113, and stop flange 113 is located in the middle part of cylinder 111, and around cylinder 111 1 weeks.One end outer surface of cylinder 111 is formed with the first threaded portion 111a, and the outer surface of the other end is formed with the second threaded portion 111b.Stop flange 113 is provided around the cylinder seal groove 113a of 111 1 weeks near the end face of the second threaded portion 111b.The most in the illustrated embodiment, cylinder 111 is cylindrical shape straight tube.The lateral surface of stop flange 113 is regular hexagon, and spanner can clamp the lateral surface of stop flange 113 and drive fixing head 110 to rotate.When fixing head 110 installed by needs, the lateral surface of spanner clamping stop flange 113 can be used, thus rotate fixing head 110 easily.Certainly, in the present invention, the lateral surface of stop flange 113 is not limited to regular hexagon, it is possible to for its shape, such as, stop flange 113 is circular, and its lateral surface is provided with multiple well, can be held in well by spanner, thus rotates fixing head 110.
First clamp nut 120 is sheathed on the one end at the first 111a place, threaded portion of the cylinder 111 of fixing head 110, and is screwed with the first threaded portion 111a.The most in the illustrated embodiment, the one end open of the first clamp nut 120 forms choke 121 towards contract.
Further, the first threaded portion 111a of fixing head 110 extends to stop flange 113 from the end face of the other end of cylinder 111.Owing to the first threaded portion 111a is all covered with the end of fixing head 110, make the first clamp nut 120 can arrange closer to stop flange 113, thus increase sealing.Certainly, in the present invention, the first threaded portion 111a also can and stop flange 113 between there is spacing.
Second clamp nut 130 is sheathed on the one end at the second 111b place, threaded portion of the cylinder 111 of fixing head 110, and is screwed with the second threaded portion 111b.The most in the illustrated embodiment, the second clamp nut 130 is regular hexagon nut.But in the present invention, the second clamp nut 130 is alternatively other kinds of nut, such as, wing nut.
Further, the second threaded portion 111b extends to seal groove 113a from the end face of cylinder 111 one end.Owing to the second threaded portion 111b is all covered with the end of fixing head 110, make the second clamp nut 130 can arrange closer to stop flange 113, thus increase sealing.Certainly, in the present invention, also and there is spacing between the stop flange 113 of fixing head 110 in the second threaded portion 111b.
Sealing member 140 is tubular structure, and one end of sealing member 140 is contained in the one end at the first 111a place, threaded portion of cylinder 111, and the inwall of the other end and the first clamp nut 120 abuts.The most in the illustrated embodiment, one end that sealing member 140 is contained in the first clamp nut 120 of fixing head 110 abuts against with the choke 121 of the first clamp nut 120.
Sealing member 140 includes the fixed part 141 of annular and the clamping section 143 of truncated cone-shaped, and the stub end of clamping section 143 is connected with fixed part 141, and the face size of the stub end of clamping section 143 and the cross section of fixed part 141 is equivalently-sized.Clamping section 143 is partially housed in the one end at the first 111a place, threaded portion of cylinder 111, and is deformed by the extruding of cylinder 111, thus clamping cables line 200.
Further, the opening inner side wall of the one end at the first 111a place, threaded portion of the cylinder 111 of fixing head 110 is provided with wedge shape approaching face 111c, facilitates the clamping section 143 of sealing member 140 to insert, and the clamping section 143 of easier squeeze sealing member 140 deforms.
The most in other embodiments, sealing member 140 is truncated cone-shaped cylinder 111, the little head end of sealing member 140 is contained in the one end at the first 111a place, threaded portion of cylinder 111, and stub end is contained in the first clamp nut 120, and abuts with the inwall of the first clamp nut 120.
O RunddichtringO 150 is sheathed on the one end at the second 111b place, threaded portion of the cylinder 111 of fixing head 110, and corresponding seal groove 113a is arranged.Wherein, when cable adapter structure 100 fixes cable 200, cable 200 is through the first clamp nut 120, sealing member 140 and fixing head 110, housing 300 is sheathed on the one end at the second 111b place, threaded portion of cylinder 111, and be connected between O RunddichtringO 150 and the second clamp nut 130, housing 300 extrudes O RunddichtringO 150 makes O RunddichtringO 150 that elastic deformation to occur, and then makes O RunddichtringO 150 part be squeezed in seal groove 113a.
O RunddichtringO 150 can be solid sealing ring or hollow sealing ring.The most in the illustrated embodiment, the seal groove 113a of fixing head 110 extends on cylinder 111 from the end face of stop flange 113, O RunddichtringO 150 is made to arrange near the cylinder 111 of fixing head 110, it is to avoid O RunddichtringO 150 is deviate from because of crimp outside the stop flange 113 of fixing head 110.Certainly, in the present invention, other positions that seal groove 113a can also be located on the end face of stop flange 113.
When using cable adapter structure 100, cable 200 is by tightening the first clamp nut 120 on the end of fixing head 110, the clamping section 143 making sealing member 140 is tightened up extruded cable line 200 and is formed sealing, gap between fixing head 110 and housing 300 extrudes O RunddichtringO 150 and forms sealing by tightening fixing head 110, owing to producing frictional force and the deformation of O RunddichtringO 150 when tightening fixing head 110, make, outside the stop flange 113 of O RunddichtringO 150 part extrusion fixing head 110, to may result in waterproof failure.But in the present invention, owing to being provided with seal groove 113a on the end face at the stop flange 113 of fixing head 110, when tightening fixing head 110, O RunddichtringO 150 is crushed in seal groove 113a by squeezing deformation, O RunddichtringO 150 is prevented to extrude outside the stop flange 113 of fixing head 110, to avoid fixing head 110 waterproof failure.
Meanwhile, the present invention also provides for a kind of watertight light fitting, and it uses above-mentioned cable adapter structure 100.
Seeing also Fig. 5, the watertight light fitting 10 of present embodiment includes cable adapter structure 100, housing 300, lamp housing 400 and seal washer 500.Lamp housing 400 is provided with through wires hole 401, and through wires hole 401 is for through cable 200.Housing 300 is rosette, and the through wires hole 401 of the corresponding lamp housing 400 of housing 300 is arranged.Seal washer 500 is connected between the junction of housing 300 and lamp housing 400, for the gap of seal casinghousing 300 with lamp housing 400 junction.Wherein, after cable 200 passes cable adapter structure 100 and rosette, electrically connecting with the electrical equipment in lamp housing 400 after being then passed through through wires hole 401, through wires hole 401 is positioned at rosette, to seal through wires hole 401.
Further, the inner side of housing 300 is provided with engaging bulge loop 301, the shape of engaging bulge loop 301 and the mating shapes of the second clamp nut 130, makes the second clamp nut 130 be fastened in engaging bulge loop 301.Owing to the second clamp nut 130 is fastened in engaging bulge loop 301 so that fixing head 110 when rotated, will not follow fixing head 110 and rotate by the second clamp nut 130, it is simple to installs fixing head 110.
Above-mentioned cable adapter structure 100 uses the gap between sealing member 140 hermetically-sealed cable line 200 and fixing head 110, and uses the gap of O RunddichtringO 150 seal casinghousing 300 and fixing head 110, so that cable adapter structure 100 has water proofing property.Simultaneously, the end face of the stop flange 113 of fixing head 110 is provided with seal groove 113a, when tightening fixing head 110, O RunddichtringO 150 is crushed in seal groove 113a by squeezing deformation, prevent O RunddichtringO 150 to be extruded outside the end face of stop flange 113 of fixing head 110, thus avoid the waterproof failure of cable adapter structure 100.Therefore, the water proofing property of above-mentioned cable adapter structure 100 is preferable.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a cable adapter structure for watertight light fitting, for cable being arranged in a housing, it is characterised in that described cable adapter structure includes:
Fixing head, including cylinder and be located in the middle part of described cylinder and around the described cylinder stop flange of a week, one end outer surface of described cylinder is formed with the first threaded portion, the outer surface of the other end is formed with the second threaded portion, and the described stop flange end face near described second threaded portion is provided around the described cylinder seal groove of a week；
First clamp nut, is sheathed on the one end at described first place, threaded portion of described cylinder, and is screwed with described first threaded portion；
Second clamp nut, is sheathed on the one end at described second place, threaded portion of described cylinder, and is screwed with described second threaded portion；
Sealing member, for tubular structure, one end of described sealing member is contained in the one end at described first place, threaded portion of described cylinder, and the other end abuts with the inwall of described first clamp nut；And
O RunddichtringO, is sheathed on the one end at described second place, threaded portion of described cylinder, and corresponding described seal groove is arranged；
Wherein, when described cable adapter structure fixes described cable, described cable is through described first clamp nut, described sealing member and described fixing head, described housing is sheathed on the one end at described second place, threaded portion of described cylinder, and be connected between described O RunddichtringO and described second clamp nut, described housing extrudes described O RunddichtringO and makes described O RunddichtringO generation elastic deformation, and then makes described O RunddichtringO part be squeezed in described seal groove.
2. cable adapter structure as claimed in claim 1, it is characterised in that described seal groove extends on described cylinder from the end face of described stop flange.
3. cable adapter structure as claimed in claim 2, it is characterised in that described second threaded portion end face from described cylinder one end extends to described seal groove, and described first threaded portion extends to described stop flange from the end face of the other end of described cylinder.
4. cable adapter structure as claimed in claim 1, it is characterised in that the lateral surface of described stop flange is regular hexagon, and spanner can clamp the lateral surface of described stop flange and drive described fixing head to rotate.
5. cable adapter structure as claimed in claim 1, it is characterised in that the one end open of described first clamp nut forms choke towards contract, and one end that described sealing member is contained in described first clamp nut abuts against with described choke.
6. cable adapter structure as claimed in claim 1, it is characterized in that, described sealing member includes the fixed part of annular and the clamping section of truncated cone-shaped, the stub end of described clamping section is connected with described fixed part, and the face size of the stub end of described clamping section is equivalently-sized with the cross section of described fixed part, described clamping section is partially housed in the one end at described first place, threaded portion of described cylinder, and is deformed by the extruding of described cylinder, thus clamps described cable.
7. cable adapter structure as claimed in claim 1, it is characterised in that described O RunddichtringO is solid sealing ring or hollow sealing ring.
8. cable adapter structure as claimed in claim 1, it is characterised in that described second clamp nut is regular hexagon nut.
9. a watertight light fitting, it is characterised in that including:
Lamp housing, is provided with through wires hole；
Cable adapter structure as described in any one of claim 1～8；
Described housing, for rosette, the through wires hole of the corresponding described lamp housing of described housing is arranged；And
Seal washer, is connected between the junction of described housing and described lamp housing；
Wherein, after described cable passes described cable adapter structure and described rosette, electrically connecting with the electrical equipment in described lamp housing after being then passed through described through wires hole, described through wires hole is positioned at described rosette, to seal described through wires hole.
10. watertight light fitting as claimed in claim 9, it is characterised in that the inner side of described housing is provided with engaging bulge loop, the shape of described engaging bulge loop and the mating shapes of described second clamp nut, makes described second clamp nut be fastened in described engaging bulge loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520018.5A CN103851559B (en) | 2012-12-06 | 2012-12-06 | Watertight light fitting and cable adapter structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210520018.5A CN103851559B (en) | 2012-12-06 | 2012-12-06 | Watertight light fitting and cable adapter structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103851559A CN103851559A (en) | 2014-06-11 |
| CN103851559B true CN103851559B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210520018.5A Expired - Fee Related CN103851559B (en) | 2012-12-06 | 2012-12-06 | Watertight light fitting and cable adapter structure thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103851559B (en) |
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| CN104037688A (en) * | 2014-06-30 | 2014-09-10 | 四川天微电子有限责任公司 | Anti-explosion junction box capable of guaranteeing wiring efficiency |
| CN105987361A (en) * | 2015-01-30 | 2016-10-05 | 海洋王照明科技股份有限公司 | Junction box |
| CN106152081B (en) * | 2015-04-10 | 2021-06-08 | 海洋王照明科技股份有限公司 | Lamp incoming line sealing device and lamp |
| CN106152064B (en) * | 2015-04-10 | 2020-07-28 | 海洋王照明科技股份有限公司 | Lamp sealing anti-loosening device and lamp |
| CN108261010A (en) * | 2016-12-30 | 2018-07-10 | 上海舒家电子科技有限公司 | A kind of intelligence dish |
| CN107124860A (en) * | 2017-07-10 | 2017-09-01 | 佛山市三鑫虹照明科技有限公司 | A kind of power pack with slow wind structure |
| CN107448918A (en) * | 2017-09-14 | 2017-12-08 | 杨林 | Be applied to radiator structure of LED lamps and lanterns |
| CN107606546A (en) * | 2017-10-30 | 2018-01-19 | 中山雅大光电有限公司 | Embedded type cylinder lamp universal architecture and embedded Assembled lamp |
| US10514160B2 (en) * | 2017-11-29 | 2019-12-24 | Dialight Corporation | Light fixture mount for light fixtures in hazardous locations |
| CN108591844A (en) * | 2018-05-03 | 2018-09-28 | 海宁福得电器有限公司 | A kind of water proof lamp |
| TWI695953B (en) * | 2019-11-08 | 2020-06-11 | 南亞光電股份有限公司 | Waterproof structure of lamps |
| CN112448527A (en) * | 2020-11-25 | 2021-03-05 | 中车永济电机有限公司 | Cable leading-in connector with pulling-out prevention function |
| CN215216156U (en) * | 2021-03-04 | 2021-12-17 | 欧普照明股份有限公司 | Lamp cable connector and lamp |
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| CN102563587A (en) * | 2010-12-30 | 2012-07-11 | 海洋王照明科技股份有限公司 | Lamp sealing structure and lamp |
| JP2012209082A (en) * | 2011-03-29 | 2012-10-25 | Daihatsu Motor Co Ltd | Lamp fitting structure |
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| CN201096331Y (en) * | 2007-08-28 | 2008-08-06 | 深圳市海洋王投资发展有限公司 | Light projector |
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| CN103851559A (en) | 2014-06-11 |
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Granted publication date: 20160803 Termination date: 20181206 |