CN103036263B - Charging port assembly and lamp - Google Patents
Charging port assembly and lamp Download PDFInfo
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- CN103036263B CN103036263B CN201110304865.3A CN201110304865A CN103036263B CN 103036263 B CN103036263 B CN 103036263B CN 201110304865 A CN201110304865 A CN 201110304865A CN 103036263 B CN103036263 B CN 103036263B
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- hole
- charging
- port assembly
- charging port
- sealing ring
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Abstract
A charging port assembly comprises a shell, a mandrill, a sealing ring, a spring and a charging hole. The charging hole is composed of a front hole portion, an middle hole portion and a back hole portion from an orifice in sequence, wherein a hole diameter of the front hole portion is smaller than that of the middle portion, and a step is formed at a joint portion of the front hole portion and the middle hole portion. The mandrill is arranged in the charging hole, the sealing ring is arranged on the mandrill and a diameter of the mandrill is bigger than the hole diameter of the front hole portion. The spring is arranged in a hole of the back hole portion, one end of the spring is connected with the mandrill which can move axially along the charging hole inside the charging hole, so that the sealing ring is pressed tightly in the step for sealing or the sealing ring is driven to leave the step to form a hydrogen leakage channel. In addition, a lamp with the charging port assembly is further provided. The charging port assembly and the lamp are capable of finishing the hydrogen leakage in the process of nickel-metal hydride battery being charged, so that the lamp damage caused by air pressure accumulation inside the lamp is avoided. After charging is completed, a charging plug is pulled out, the sealing of lamp cavity structure is completed, and sealing property of the lamp is guaranteed.
Description
[technical field]
The present invention relates to field of light fittings, particularly relate to a kind of charging port assembly and light fixture.
[background technology]
In the light fixture of traditional portable or emergency lighting, usually use rechargeable battery as power supply.The kind of rechargeable battery has varied, and as lithium battery, lead-acid battery, nickel-cadmium cell and Ni-MH battery etc., wherein Ni-MH battery is a kind of environmental protection and the relatively low battery of price.
In the process that Ni-MH battery is charged, hydrogen can be produced.For waterproof and dustproof, anti-explosion lamp, Ni-MH battery is sealed in lamp interior usually, and the hydrogen produced in charging process accumulates in light fixture, if the sealing property of light fixture is better, the hydrogen in light fixture can be made cumulative, and air pressure is increasing, easily damages light fixture and even produces potential safety hazard.
[summary of the invention]
Based on this, be necessary to provide a kind of charging port assembly that can carry out hydrogen in time and release.
A kind of charging port assembly, comprise housing, push rod, sealing ring, spring and charging hole, described charging hole is followed successively by front hole portion, mesopore portion and metapore portion from aperture, the aperture of described front hole portion is less than the aperture in described mesopore portion, and the joint in described front hole portion and described mesopore portion forms step; Described push rod is arranged in described charging hole, and described sealing ring is set on described push rod, and diameter is greater than the aperture of described front hole portion; In the hole in described spring fitting hole portion in the rear, one end of described spring connects described push rod, described push rod can move axially along described charging hole in described charging hole, described step carries out sealing or drive described sealing ring to be separated formation with described step lets out hydrogen channel to be pressed on by described sealing ring.
In a preferred embodiment, described push rod comprises mobile jib portion and pole cap portion, the diameter in described pole cap portion is greater than the internal diameter of described sealing ring, and described sealing ring is set in the one end near described pole cap portion in described mobile jib portion, and described sealing ring presses described pole cap portion while pressing described step.
In a preferred embodiment, described mobile jib portion has groove near the one end in described pole cap portion along described mobile jib portion circumference, and described sealing ring is set in described groove.
In a preferred embodiment, described push rod is metal material, and described mobile jib portion and described pole cap portion are cylindric, described mobile jib portion and described pole cap portion coaxial line.
In a preferred embodiment, the outer wall of the housing of described front hole portion has the groove along described housing circumference, the outer wall of the housing in described mesopore portion and described metapore portion has screw thread.
In a preferred embodiment, described housing is metal material, and described charging hole is circular port, the hole coaxial line in described front hole portion, mesopore portion and metapore portion.
In a preferred embodiment, the aperture in described metapore portion is greater than the aperture in described mesopore portion, the joint in described metapore portion and described mesopore portion is smooth structure, to reduce described sealing ring to enter described mesopore portion resistance from described metapore portion, the length in the hole in described mesopore portion is less than the thickness of described sealing ring.
In a preferred embodiment, the aperture in described metapore portion is equal with the aperture in described mesopore portion, the inwall in the hole in described metapore portion has the air channel along hole length direction.
In addition, there is a need to provide a kind of light fixture using above-mentioned charging port assembly.
A kind of light fixture, comprises lamp cylinder and bonnet, and described lamp cylinder and described bonnet form cavity body structure, and in addition, also comprise and have charging port assembly described above, described charging port assembly is arranged on one end of nearly described bonnet in described cavity body structure.
In a preferred embodiment, one end of the nearly described bonnet of described cavity body structure arranges element board, described element board is fixed on described lamp cylinder inwall, described element board is installed the base with hold-down nut, described hold-down nut is corresponding with the screw thread on the housing exterior walls of described charging port assembly, described charging port assembly is fixed on described base by described screw thread, and described base has through hole, is communicated with described cavity body structure with the charging hole realizing described charging port assembly; On the housing in the exit orifice portion of described charging port assembly, cover has ambroin cover, and on described base, the edge of hold-down nut mouth is provided with lug plate, described lug plate and described body contact, is lined with insulation cushion between described lug plate and described ambroin overlap.
Above-mentioned charging port assembly and light fixture, can complete releasing to hydrogen in Ni-MH battery charging process, avoids light fixture internal gas pressure and accumulate the light fixture damage caused.After charging complete, extract charging plug, the sealing of lamp chamber body structure can be completed, ensure that the sealing property of light fixture.
[accompanying drawing explanation]
Fig. 1 is the structural representation of charging port assembly;
Fig. 2 is the shell of charging port assembly and the structural representation in charging hole;
Fig. 3 is the structural representation of the push rod of charging port assembly;
Fig. 4 is the front view of the light fixture with charging port assembly;
Fig. 5 is the left view of the light fixture with charging port assembly;
Fig. 6 is the A-A cutaway view of the light fixture in Fig. 4 with charging port assembly;
Fig. 7 is the partial enlarged drawing of Fig. 6;
Fig. 8 is that the light fixture with charging port assembly in Fig. 6 inserts the cutaway view after plug.
[embodiment]
In order to solve the problem of releasing of the hydrogen produced in Ni-MH battery charging process, propose a kind of charging port assembly that can carry out hydrogen in time and release.
As shown in Figure 1, Figure 2 and Figure 3, this charging port assembly 100 comprises housing 10, push rod 30, sealing ring 40, spring 50 and charging hole 20.Charging hole 20 is followed successively by front hole portion 210, mesopore portion 220 and metapore portion 230 from aperture, wherein, the aperture of front hole portion 210 is less than the aperture in mesopore portion 220, and front hole portion 210 forms step 130 with the joint in mesopore portion 220.Push rod 30 is arranged in charging hole 20, and sealing ring 40 is set on push rod 30, and the diameter of sealing circle 40 is greater than the aperture of front hole portion 210.Spring 50 is arranged in the hole in metapore portion 230, one end of this spring 50 connects push rod 30, push rod 30 can move axially along hole 20 of charging in charging hole 20, step 130 carries out sealing or be with dynamic seal ring 40 to be separated formation with step 130 lets out hydrogen channel to be pressed on by sealing ring 40.
Above-mentioned charging port assembly 100 is under uncharged state, and spring 50 is in release condition, and spring 50 compresses push rod 30, and sealing ring 40 is in the hole in mesopore portion 220, presses step 130 and seals, make charging aperture member 100 be in sealing state to make sealing ring 40.In the charge state, external charging plug 80 (see Fig. 8) inserts charging hole 20, the bar 30 that bears down on one is pushed up at the tip of charging plug 80, push rod 30 is moved, and then Compress Spring 50, sealing ring 40 moves with push rod 30, is separated with step 130, enter metapore portion 230, make charging port assembly 100 be in its deflated state.
In the embodiment of this charging port assembly 100, push rod 30 comprises mobile jib portion 310 and pole cap portion 320, the diameter in pole cap portion 320 is greater than the internal diameter of sealing ring 40, sealing ring 40 is set in one end near pole cap portion 320, mobile jib portion 310, sealing ring 40 presses pole cap portion 320 while pressing step 130, to improve sealing effectiveness.
In the embodiment of this charging port assembly 100, mobile jib portion 310 has groove 311 near the one end in pole cap portion 320 along mobile jib portion 310 circumference, and sealing ring 40 is set in groove 311, and sealing ring 40 is O RunddichtringO.The setting of groove 311, can ensure that sealing ring 40 has when some activity surpluses in groove 311 and move with push rod 30, avoid sealing ring 40 and be stuck in mesopore portion 220, enhance the reliability of the process of releasing.
In the embodiment of this charging port assembly 100, push rod 30 is metal material, and mobile jib portion 310 and pole cap portion 320 are cylindric, mobile jib portion 310 and pole cap portion 320 coaxial line.
In the embodiment of this charging port assembly 100, the outer wall of the housing 10 of front hole portion 210 has the groove 110 along housing 10 circumference, the outer wall of the housing 10 in mesopore portion 220 and metapore portion 230 has screw thread 120.Groove 110 can strengthen the grasp of housing and the peripheral installed part of light fixture, and screw thread 120 can make the installing/dismounting of charging port assembly 100 more flexible.
In the embodiment of this charging port assembly 100, housing 10 is metal material, to realize the good contact with energising body in charging process.Charging hole 20 is circular port, the hole coaxial line in front hole portion 210, mesopore portion 220 and metapore portion 230.
In the embodiment of this charging port assembly 100, the aperture in the hole in metapore portion 230 is greater than the aperture in the hole in mesopore portion 220, be convenient on the one hand push rod 30 when moving, the hole in the metapore portion 230 that enters from the hole in mesopore portion 220 of sealing ring 40 smoothness, on the other hand, for hydrogen of releasing provides enough abundant leakage path.Metapore portion 230 is smooth structure with the joint in mesopore portion 220, to reduce sealing ring 40 to enter mesopore portion 220 resistance from metapore portion 230.The length in the hole in mesopore portion 220 is less than the thickness of sealing ring 40, so that sealing ring 40 more easily enters or leaves the hole in mesopore portion 220.
In an embodiment of this charging port assembly 100, the aperture in the hole in metapore portion 230 and the hole in mesopore portion 220 is equal, the inwall in the hole in metapore portion 230 has the air channel along hole length direction.This embodiment also can be the leakage path that hydrogen of releasing provides enough abundant.
In addition, there is a need to provide a kind of light fixture using above-mentioned charging port assembly.
As shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of light fixture 200, comprises lamp cylinder 60 and bonnet 70, lamp cylinder 60 and bonnet 70 form cavity body structure, in addition, also comprise and have charging port assembly 100 described above, charging port assembly 100 is arranged on one end of nearly bonnet 70 in cavity body structure.Ni-MH battery, light source and driving and control circuit are arranged in cavity body structure.
Above-mentioned light fixture 200, during charging, charging plug 80 inserts charging hole 20, and bear down on one bar 30 in the top, tip of charging plug 80, sealing ring 40 is separated with step 130, thus completes releasing of charging and hydrogen.Extract charging plug after 80s, charging aperture member 100 recovers sealing state, and the seal chamber of light fixture is isolated from the outside.
In the present embodiment, one end of the nearly bonnet 70 of cavity body structure arranges element board 610, element board 610 is fixed on lamp cylinder 60 inwall, element board 610 is installed the base 620 with hold-down nut, element board 610 is fixed with two pairs of bases 620, hold-down nut is corresponding with the screw thread 120 on housing 10 outer wall of charging port assembly 100, charging port assembly 100 is fixed on base 620 by screw thread 120, base 620 has through hole, is communicated with cavity body structure with the charging hole 200 realizing charging port assembly 100.On the housing in the exit orifice portion 210 of charging port assembly 100, cover has ambroin to overlap 710, and on base 620, the edge of hold-down nut mouth is provided with lug plate 630, and lug plate 630 contacts with housing 10, and lug plate 630 and ambroin are lined with insulation cushion 720 between overlapping 710.Bonnet 70 and charging port assembly 100 are isolated in conjunction with insulation cushion 720 by ambroin cover 710, ensure that the good insulation of bonnet 70.
Above-mentioned charging port assembly 100 and light fixture, can complete releasing to hydrogen in Ni-MH battery charging process, avoids light fixture internal gas pressure and accumulate the light fixture damage caused.After charging complete, extract charging plug 80, the sealing of lamp chamber body structure can be completed, ensure that the sealing property of light fixture.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively 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, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (8)
1. a charging port assembly, it is characterized in that, comprise housing, push rod, sealing ring, spring and charging hole, described charging hole is followed successively by front hole portion, mesopore portion and metapore portion from aperture, the aperture of described front hole portion is less than the aperture in described mesopore portion, and the joint in described front hole portion and described mesopore portion forms step; Described push rod is arranged in described charging hole, and described sealing ring is set on described push rod, and diameter is greater than the aperture of described front hole portion; In the hole in described spring fitting hole portion in the rear, one end of described spring connects described push rod, described push rod can move axially along described charging hole in described charging hole, described step carries out sealing or drive described sealing ring to be separated formation with described step lets out hydrogen channel to be pressed on by described sealing ring;
Described push rod comprises mobile jib portion and pole cap portion, and the diameter in described pole cap portion is greater than the internal diameter of described sealing ring, and described sealing ring is set in the one end near described pole cap portion in described mobile jib portion, and described sealing ring presses described pole cap portion while pressing described step;
Described push rod is metal material, and described mobile jib portion and described pole cap portion are cylindric, described mobile jib portion and described pole cap portion coaxial line.
2. charging port assembly according to claim 1, is characterized in that, described mobile jib portion has groove near the one end in described pole cap portion along described mobile jib portion circumference, and described sealing ring is set in described groove.
3. charging port assembly according to claim 1, is characterized in that, the outer wall of the housing of described front hole portion has the groove along described housing circumference, and the outer wall of the housing in described mesopore portion and described metapore portion has screw thread.
4. charging port assembly according to claim 3, is characterized in that, the housing in described front hole portion, described mesopore portion and described metapore portion is metal material, and described charging hole is circular port, the hole coaxial line in described front hole portion, mesopore portion and metapore portion.
5. charging port assembly according to claim 1, it is characterized in that, the aperture in described metapore portion is greater than the aperture in described mesopore portion, the joint in described metapore portion and described mesopore portion is smooth structure, to reduce described sealing ring to enter described mesopore portion resistance from described metapore portion, the length in the hole in described mesopore portion is less than the thickness of described sealing ring.
6. charging port assembly according to claim 1, is characterized in that, the aperture in described metapore portion is equal with the aperture in described mesopore portion, the inwall in the hole in described metapore portion has the air channel along hole length direction.
7. a light fixture, comprise lamp cylinder and bonnet, described lamp cylinder and described bonnet form cavity body structure, it is characterized in that, also comprise charging port assembly, described charging port assembly is the charging port assembly in claim 1 to 6 described in any one, and described charging port assembly is arranged on one end of nearly described bonnet in described cavity body structure.
8. light fixture according to claim 7, it is characterized in that, one end of the nearly described bonnet of described cavity body structure arranges element board, described element board is fixed on lamp cylinder inwall, described element board is installed the base with hold-down nut, described hold-down nut is corresponding with the screw thread on the housing exterior walls of described charging port assembly, described charging port assembly is fixed on described base by described screw thread, described base has through hole, is communicated with described cavity body structure with the charging hole realizing described charging port assembly; On the housing of the front hole portion of described charging port assembly, cover has ambroin cover, and on described base, the edge of hold-down nut mouth is provided with lug plate, the body contact in described lug plate and described metapore portion, is lined with insulation cushion between described lug plate and described ambroin overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110304865.3A CN103036263B (en) | 2011-10-10 | 2011-10-10 | Charging port assembly and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110304865.3A CN103036263B (en) | 2011-10-10 | 2011-10-10 | Charging port assembly and lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103036263A CN103036263A (en) | 2013-04-10 |
| CN103036263B true CN103036263B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110304865.3A Active CN103036263B (en) | 2011-10-10 | 2011-10-10 | Charging port assembly and lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN103036263B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515107B (en) * | 2013-09-26 | 2018-12-18 | 深圳市海洋王照明工程有限公司 | A kind of air-pressure balancing device and the lamps and lanterns with the air-pressure balancing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2255544Y (en) * | 1995-08-14 | 1997-06-04 | 贵州宏文高功能电源有限责任公司 | Charged daylight water-proof torch |
| CN2326825Y (en) * | 1998-03-13 | 1999-06-30 | 胡荫 | Chargeable explosion-proof water-proof strong-light torch |
| CN1346157A (en) * | 2000-10-01 | 2002-04-24 | 国家高技术新型储能材料工程开发中心 | Safety valve for alkaline cell |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070103889A (en) * | 2006-04-20 | 2007-10-25 | 현대에너셀 주식회사 | Vent cap for battery |
| KR20090124110A (en) * | 2008-05-29 | 2009-12-03 | 에너그린(주) | Vent plug for ni-mh battery |
-
2011
- 2011-10-10 CN CN201110304865.3A patent/CN103036263B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2255544Y (en) * | 1995-08-14 | 1997-06-04 | 贵州宏文高功能电源有限责任公司 | Charged daylight water-proof torch |
| CN2326825Y (en) * | 1998-03-13 | 1999-06-30 | 胡荫 | Chargeable explosion-proof water-proof strong-light torch |
| CN1346157A (en) * | 2000-10-01 | 2002-04-24 | 国家高技术新型储能材料工程开发中心 | Safety valve for alkaline cell |
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| Publication number | Publication date |
|---|---|
| CN103036263A (en) | 2013-04-10 |
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