CN104075299A - Lamp and cable waterproofing devices thereof - Google Patents
Lamp and cable waterproofing devices thereof Download PDFInfo
- Publication number
- CN104075299A CN104075299A CN201310104155.5A CN201310104155A CN104075299A CN 104075299 A CN104075299 A CN 104075299A CN 201310104155 A CN201310104155 A CN 201310104155A CN 104075299 A CN104075299 A CN 104075299A
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- Prior art keywords
- compressing tablet
- tight device
- lamp
- waterproofing
- cable
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a lamp and cable waterproofing devices thereof. The lamp comprises a shell and two cable waterproofing devices. The shell is provided with connecting pipes having annular projections, and the cable waterproofing devices of the lamp are mounted on the connecting pipes. Each cable waterproofing device of the lamp comprises an inner waterproofing ring, an outer waterproofing ring and a lead terminal, wherein both the inner waterproofing ring and the outer waterproofing ring are tubular and are sleeved with the connecting pipes. The inner waterproofing rings sleeve cables, and the outer waterproofing rings sleeve the inner waterproofing rings. The lead terminals are connected to the connecting pipes in a threaded manner, and the inner waterproofing rings and the outer waterproofing rings are pressed between the lead terminals and the annular projections. When the cables are large in diameter, the outer waterproofing rings are available; when the cables are small in diameter, the inner waterproofing rings and the outer waterproofing rings sequentially sleeve the cables and are interacted to realize hermetic waterproofing between the cables and the connecting pipes, search of extra waterproofing rings matched with the cables in diameter is omitted, use is convenient and waterproofing performance of the lamp is effectively guaranteed.
Description
Technical field
The present invention relates to lighting device, relate in particular to a kind of light fixture and waterproof device of cable thereof.
Background technology
The multiplex clamp nut of existing lamp cable water-tight device compresses rubber and compresses cable, realizes the fixing of cable and itself and lamp casing are sealed.Which will be changed different rubber waterproof circles according to cable diameter difference, gives and produces, and stock makes troubles.
Summary of the invention
Technical problem to be solved by this invention is, a kind of lamp cable water-tight device is provided, and can realize the water-tight between different-diameter cable and lamp casing, convenient production and assembling.
Another technical problem to be solved by this invention is, a kind of light fixture is provided, and the lamp cable water-tight device that it adopts, can realize the water-tight between different-diameter cable and lamp casing, convenient production and assembling.
In order to solve the problems of the technologies described above, on the one hand, embodiments of the invention provide a kind of lamp cable water-tight device, are installed in the tube connector of lamp casing, in described tube connector, are circumferentially with annular protrusion along it; Lamp cable water-tight device comprises inner waterproofing circle, outer water proof ring and lead terminal;
Described inner waterproofing circle and described outer water proof ring are tubulose and are set in described tube connector; Described inner waterproofing snare is located at outside described cable, and described outer water proof ring is set in outside described inner waterproofing circle;
Described lead terminal is threadedly connected to described tube connector, and described inner waterproofing circle and described outer water proof ring are pressed between described lead terminal and described annular protrusion.
Wherein, described inner waterproofing circle is identical with the axial length of described outer water proof ring.
Wherein, described lead terminal is provided with a threading via hole for lead-in cable, and described lead terminal has a fixed part and a line ball portion, and described threading via hole runs through described fixed part and described line ball portion; Described fixed part is provided with the external screw thread for being connected with lamp casing; Described line ball portion is provided with two compressing tablet through holes that are communicated with described threading via hole, and described compressing tablet through hole is the bar shaped circumferentially arranging along described threading via hole;
Described lamp cable water-tight device also comprises compressing tablet and screw; Described compressing tablet is strip structure, its two ends lay respectively in two described compressing tablet through holes and by described screw be connected in described line ball portion, wherein portion is arranged in described threading via hole;
On the hole wall of described threading via hole, the position corresponding with described compressing tablet has a plane, and described cable is pressed between described plane and described compressing tablet.
Wherein, described lead terminal entirety is round tube shape structure.
Wherein, described compressing tablet is the straight platy structure of yi word pattern.
Wherein, described line ball portion is provided with two projections that arrange in opposite directions, and two described projections are separately positioned on the edge of two described compressing tablet through holes, and relatively described compressing tablet through hole is near described plane; The two ends of described compressing tablet are connected to two described projections by described screw respectively.
Wherein, described projection is provided with screwed hole, and the end of described compressing tablet is provided with through hole, and described screw is connected in described screwed hole through described through hole whorl.
Wherein, the thickness of described projection on described screw axial is greater than the thickness of described compressing tablet.
Wherein, described line ball portion is away from one end of described fixed part along being circumferentially with flange, and the cross section of described flange is hexagon.
On the other hand, the invention provides a kind of light fixture, comprise housing and aforesaid lamp cable water-tight device, described housing is provided with tube connector, in described tube connector, is circumferentially with annular protrusion along it; Described lamp cable water-tight device is installed on described tube connector.
A kind of light fixture provided by the invention and waterproof device of cable thereof, in the time that cable size is larger, can only use outer water proof ring; When cable size hour, on cable, put successively inner waterproofing circle and outer water proof ring, inner waterproofing circle and outer water proof ring interact and realize the water-tight between the two, inner waterproofing circle and outer water proof ring act on respectively cable and tube connector, thereby realize the water-tight between cable and tube connector, without the extra water proof ring matching with cable size of finding, easy to use, can effectively ensure the water resistance of light fixture.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of the light fixture that provides of the preferred embodiment of the present invention;
Fig. 2 is the schematic diagram that the lamp cable water-tight device of Fig. 1 light fixture coordinates with light fixture;
Fig. 3 is the schematic diagram of another angle that in Fig. 2, lamp cable water-tight device coordinates with light fixture;
Fig. 4 is the A-A profile of Fig. 2;
Fig. 5 is the B-B profile of Fig. 2.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Referring to Fig. 1, be a kind of light fixture that preferred embodiment in the present invention provides, comprise housing 100 and lamp cable water-tight device 200.Housing 100 is provided with tube connector 101, and lamp cable water-tight device 200 is installed on tube connector.In the present embodiment, housing 100 is provided with two tube connectors 101, is connected respectively two lamp cable water-tight devices 200, two of a light fixture cable 400 can be incorporated in housing 100.
As shown in Figures 2 to 5, lamp cable water-tight device 200 comprises lead terminal 1, compressing tablet 2, screw 3, inner waterproofing circle 4 and outer water proof ring 5.Inner waterproofing circle 4 is tubulose and is set in tube connector with outer water proof ring 5, and inner waterproofing circle 4 is set in outside cable 400, and outer water proof ring 5 is set in outside inner waterproofing circle 4.The interior edge of tube connector 101 is circumferentially with annular protrusion 102, and lead terminal 1 is threadedly connected to tube connector 101, and inner waterproofing circle 4 and outer water proof ring 5 are pressed between lead end 1 and annular protrusion 102.When cable 400 diameters are when larger, can only use outer water proof ring 5; When cable 400 diameters hour, on cable 400, put successively inner waterproofing circle 4 and outer water proof ring 5, inner waterproofing circle 4 and outer water proof ring 5 interact and realize the water-tight between the two, inner waterproofing circle 4 acts on respectively cable 400 and tube connector with outer water proof ring 5, thereby realize the water-tight between cable 400 and tube connector 101, without the extra water proof ring matching with cable 400 diameters of finding, easy to use, can effectively ensure the water resistance of light fixture.
As preferably, inner waterproofing circle 4 is identical with the axial length of outer water proof ring 5, is beneficial to the two concurrent deformation in the time compressing.Inner waterproofing circle 4 is made by neoprene with outer water proof ring 5, effectively waterproof and long service life.
Lead terminal 1 is provided with a threading via hole 10 for lead-in cable 400, and lead terminal 1 has a fixed part 11 and a line ball portion 12, and threading via hole 10 runs through fixed part 11 and line ball portion 12.As preferably, lead terminal 1 entirety is round tube shape structure, so that processing preparation, its inner chamber forms described threading via hole 10.
As shown in Figure 4, fixed part 11 is provided with the external screw thread for being connected with lamp casing 100, and fixed part 11 is threaded in tube connector 101.As shown in Figures 2 to 5, line ball portion 12 is provided with two compressing tablet through holes 120 that are communicated with threading via hole 10, and compressing tablet through hole 120 is the bar shaped circumferentially arranging along threading via hole 10.Compressing tablet 2 is strip structure, its two ends lay respectively in two compressing tablet through holes 120 and by screw 3 be connected in line ball portion 12, wherein portion is arranged in threading via hole 10.As shown in Figure 5, on the hole wall of threading via hole 10, the position corresponding with compressing tablet 2 has a plane 10a, and compressing tablet 2 is after line ball portion 12 is fixedly connected with, and cable 400 is pressed between plane 10a and compressing tablet 2.
Utilize plane 10a to coordinate with cable 400, can make cable 400 more easily compacted, thereby cable 400 and lead terminal 1 are connected firmly, be difficult for getting loose, light fixture transport, use or repeat to pull in process, can not cause cable 400 Joint failures, can not have influence on hermetically-sealed construction yet, effectively avoid the problem of seal failure.Because compressing tablet through hole 120 is the bar shaped circumferentially arranging along threading via hole 10, the two ends of compressing tablet 2 can be moved in compressing tablet through hole 120, thereby adjust the distance between compressing tablet 2 and plane 10a, to compress the cable 400 of different-diameter size, solve the problem that in prior art, waterproof device of cable can only be fixed a kind of cable 400 of diameter.
In the present embodiment, as shown in Figure 5, compressing tablet 2 is the straight platy structure of yi word pattern, coordinates and can further strengthen the firmness that cable 400 is connected with lead terminal 1 with plane 10a, is convenient to processing preparation simultaneously.Certainly as other embodiment, compressing tablet 2 also can be several fonts or other shapes.
As shown in Fig. 3, Fig. 5, line ball portion 12 is provided with in opposite directions 13, two projections 13 of two projections that arrange and is separately positioned on the edge of two compressing tablet through holes 120, and relatively compressing tablet through hole 120 near plane 10a; The two ends of compressing tablet 2 are connected to two projections 13 by screw 3 respectively.So that being connected between compressing tablet 2 and lead terminal 1 is convenient to assembling.
In the present embodiment, as shown in Figure 5, projection 13 is provided with screwed hole, and the end of compressing tablet 2 is provided with through hole, and screw 3 passes through hole and is threaded io in screwed hole, thereby compressing tablet 2 is fixedly connected with lead terminal 1.At screw 3, the thickness on is axially greater than the thickness of compressing tablet 2 to projection 13, can increase the length of screwed hole, makes it can increase the intensity being connected between the two with after screw 3 cooperations.Herein, as other embodiment, projection 13 is provided with through hole, and the end of compressing tablet 2 is provided with screwed hole, and screw 3 passes through hole and is threaded io in screwed hole compressing tablet 2 is fixedly connected with lead terminal 1.
As shown in Figure 2, line ball portion 12 is circumferentially with flange 14 away from the edge, one end of fixed part 11, and flange 14 cross sections are hexagon, facilitate the use the instruments such as spanner lead terminal 1 is connected with housing 100.Herein, as other embodiment, line ball portion 12 can entirety be six prisms or flat column structure.
Above embodiment, does not form the restriction to this technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of this technical scheme.
Claims (10)
1. a lamp cable water-tight device, is installed in the tube connector of lamp casing, in described tube connector, is circumferentially with annular protrusion along it; It is characterized in that, lamp cable water-tight device comprises inner waterproofing circle, outer water proof ring and lead terminal;
Described inner waterproofing circle and described outer water proof ring are tubulose and are set in described tube connector; Described inner waterproofing snare is located at outside described cable, and described outer water proof ring is set in outside described inner waterproofing circle;
Described lead terminal is threadedly connected to described tube connector, and described inner waterproofing circle and described outer water proof ring are pressed between described lead terminal and described annular protrusion.
2. lamp cable water-tight device according to claim 1, is characterized in that, described inner waterproofing circle is identical with the axial length of described outer water proof ring.
3. lamp cable water-tight device according to claim 1, it is characterized in that, described lead terminal is provided with a threading via hole for lead-in cable, and described lead terminal has a fixed part and a line ball portion, and described threading via hole runs through described fixed part and described line ball portion; Described fixed part is provided with the external screw thread for being connected with lamp casing; Described line ball portion is provided with two compressing tablet through holes that are communicated with described threading via hole, and described compressing tablet through hole is the bar shaped circumferentially arranging along described threading via hole;
Described lamp cable water-tight device also comprises compressing tablet and screw; Described compressing tablet is strip structure, its two ends lay respectively in two described compressing tablet through holes and by described screw be connected in described line ball portion, wherein portion is arranged in described threading via hole;
On the hole wall of described threading via hole, the position corresponding with described compressing tablet has a plane, and described cable is pressed between described plane and described compressing tablet.
4. lamp cable water-tight device according to claim 3, is characterized in that, described lead terminal entirety is round tube shape structure.
5. lamp cable water-tight device according to claim 3, is characterized in that, described compressing tablet is the straight platy structure of yi word pattern.
6. lamp cable water-tight device according to claim 3, it is characterized in that, described line ball portion is provided with two projections that arrange in opposite directions, and two described projections are separately positioned on the edge of two described compressing tablet through holes, and relatively described compressing tablet through hole is near described plane; The two ends of described compressing tablet are connected to two described projections by described screw respectively.
7. lamp cable water-tight device according to claim 6, is characterized in that, described projection is provided with screwed hole, and the end of described compressing tablet is provided with through hole, and described screw is connected in described screwed hole through described through hole whorl.
8. lamp cable water-tight device according to claim 7, is characterized in that, the thickness of described projection on described screw axial is greater than the thickness of described compressing tablet.
9. lamp cable water-tight device according to claim 3, is characterized in that, described line ball portion is away from one end of described fixed part along being circumferentially with flange, and the cross section of described flange is hexagon.
10. a light fixture, is characterized in that, comprises the lamp cable water-tight device described in housing and claim 1 to 9 any one, and described housing is provided with tube connector, in described tube connector, is circumferentially with annular protrusion along it; Described lamp cable water-tight device is installed on described tube connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104155.5A CN104075299B (en) | 2013-03-28 | 2013-03-28 | A kind of light fixture and its waterproof device of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104155.5A CN104075299B (en) | 2013-03-28 | 2013-03-28 | A kind of light fixture and its waterproof device of cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104075299A true CN104075299A (en) | 2014-10-01 |
| CN104075299B CN104075299B (en) | 2017-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310104155.5A Active CN104075299B (en) | 2013-03-28 | 2013-03-28 | A kind of light fixture and its waterproof device of cable |
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| Country | Link |
|---|---|
| CN (1) | CN104075299B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH652815A5 (en) * | 1980-11-13 | 1985-11-29 | Waldmann Gmbh & Co Herbert | Dust-tight and jet-proof luminaire |
| US20040082222A1 (en) * | 2002-10-28 | 2004-04-29 | Japan Aviation Electronics Industry, Limited | Waterproof connector which can be improved in assembling workability |
| CN201314534Y (en) * | 2008-12-18 | 2009-09-23 | 常州裕华电子设备制造有限公司 | Explosion-proof laser light |
| CN101709859A (en) * | 2009-11-19 | 2010-05-19 | 海洋王照明科技股份有限公司 | Sealing structure of wire inlet hole and explosion-proof lamp |
| CN201608031U (en) * | 2009-12-18 | 2010-10-13 | 中电电气集团有限公司 | Sealing and leading-in device for signal cable of explosion-proof dry-type transformer |
-
2013
- 2013-03-28 CN CN201310104155.5A patent/CN104075299B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH652815A5 (en) * | 1980-11-13 | 1985-11-29 | Waldmann Gmbh & Co Herbert | Dust-tight and jet-proof luminaire |
| US20040082222A1 (en) * | 2002-10-28 | 2004-04-29 | Japan Aviation Electronics Industry, Limited | Waterproof connector which can be improved in assembling workability |
| CN201314534Y (en) * | 2008-12-18 | 2009-09-23 | 常州裕华电子设备制造有限公司 | Explosion-proof laser light |
| CN101709859A (en) * | 2009-11-19 | 2010-05-19 | 海洋王照明科技股份有限公司 | Sealing structure of wire inlet hole and explosion-proof lamp |
| CN201608031U (en) * | 2009-12-18 | 2010-10-13 | 中电电气集团有限公司 | Sealing and leading-in device for signal cable of explosion-proof dry-type transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104075299B (en) | 2017-06-23 |
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