CN103036263A - Charging port assembly and lamp - Google Patents
Charging port assembly and lamp Download PDFInfo
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- CN103036263A CN103036263A CN2011103048653A CN201110304865A CN103036263A CN 103036263 A CN103036263 A CN 103036263A CN 2011103048653 A CN2011103048653 A CN 2011103048653A CN 201110304865 A CN201110304865 A CN 201110304865A CN 103036263 A CN103036263 A CN 103036263A
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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 such 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, can produce hydrogen.For waterproof and dustproof, anti-explosion lamp, Ni-MH battery is sealed in lamp interior usually, and the hydrogen that produces in the charging process accumulates in light fixture, if the sealing property of light fixture is better, can make the hydrogen in the light fixture cumulative, air pressure is increasing, damages easily light fixture even produces potential safety hazard.
[summary of the invention]
Based on this, be necessary to provide a kind of and can in time carry out the charging port assembly that hydrogen is released.
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 section and metapore section from the aperture, the aperture of described front hole portion is less than the aperture of described mesopore section, and the joint of described front hole portion and described mesopore section forms step; Described push rod is installed in the described charging hole, and described sealing ring is set on the described push rod, and diameter is greater than the aperture of described front hole portion; Described spring fitting is in the hole of described metapore section, one end of described spring connects described push rod, described push rod can move axially along described charging hole in described charging hole, seals or drives described sealing ring on the described step and separate with described step to form and let out hydrogen channel so that described sealing ring is pressed on.
In a preferred embodiment, described push rod comprises mobile jib section and pole cap section, the diameter of described pole cap section is greater than the internal diameter of described sealing ring, and described sealing ring is set in the described mobile jib section end near described pole cap section, and described sealing ring presses described pole cap section when pressing described step.
In a preferred embodiment, described mobile jib section has groove near an end of described pole cap section along described mobile jib section circumference, and described sealing ring is set in the described groove.
In a preferred embodiment, described push rod is metal material, and described mobile jib section and described pole cap section are cylindric, described mobile jib section and described pole cap section coaxial line.
In a preferred embodiment, have on the outer wall of the housing of described front hole portion along the circumferential groove of described housing, the outer wall of the housing of described mesopore section and described metapore section has screw thread.
In a preferred embodiment, described housing is metal material, and described charging hole is circular port, the hole coaxial line of described front hole portion, mesopore section and metapore section.
In a preferred embodiment, the aperture of described metapore section is greater than the aperture of described mesopore section, the joint of described metapore section and described mesopore section is smooth structure, enter the resistance of described mesopore section to reduce described sealing ring from described metapore section, the length in the hole of described mesopore section is less than the thickness of described sealing ring.
In a preferred embodiment, the aperture of the aperture of described metapore section and described mesopore section equates, has along the air channel of hole length direction on the inwall in the hole of described metapore section.
In addition, also be necessary to provide a kind of light fixture that uses 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, in addition, also comprise having charging port assembly described above, and described charging port assembly is installed in an end of nearly described bonnet in the 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 the described lamp cylinder inwall, base with hold-down nut is installed on the described element board, screw thread on the housing outer wall of described hold-down nut and described charging port assembly is corresponding, described charging port assembly is fixed on the described base by described screw thread, has through hole on the described base, is communicated with described cavity body structure with the charging hole of realizing described charging port assembly; Cover has the ambroin cover on the housing of the outer hole section of described charging port assembly, and the edge of hold-down nut mouth is equipped with lug plate on the described base, and described lug plate contacts with described housing, and described lug plate and described ambroin are lined with insulation cushion between overlapping.
Above-mentioned charging port assembly and light fixture can be finished in to the Ni-MH battery charging process the releasing of hydrogen, and the light fixture of having avoided the accumulation of light fixture internal gas pressure to cause damages.After charging is finished, extract charging plug, can finish the sealing of lamp chamber body structure, guaranteed the sealing property of light fixture.
[description of drawings]
Fig. 1 is the structural representation of charging port assembly;
Fig. 2 is shell and the charging pore structure schematic diagram of charging port assembly;
Fig. 3 is the structural representation of the push rod of charging port assembly;
Fig. 4 is the front view with light fixture of charging port assembly;
Fig. 5 is the left view with light fixture of charging port assembly;
Fig. 6 is the A-A cutaway view that has the light fixture of charging port assembly among Fig. 4;
Fig. 7 is the partial enlarged drawing of Fig. 6;
Fig. 8 is the cutaway view after the light fixture with charging port assembly among Fig. 6 inserts plug.
[embodiment]
In order to solve the problem of releasing of the hydrogen that produces in the Ni-MH battery charging process, proposed a kind ofly can in time carry out the charging port assembly that hydrogen is released.
Such as Fig. 1, Fig. 2 and shown in 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 section 220 and metapore section 230 from the aperture, wherein, the aperture of front hole portion 210 is less than the aperture of mesopore section 220, and front hole portion 210 forms step 130 with the joint of mesopore section 220.Push rod 30 is installed in the charging hole 20, and sealing ring 40 is set on the push rod 30, and the diameter of sealing circle 40 is greater than the aperture of front hole portion 210.Spring 50 is installed in the hole of metapore section 230, one end of this spring 50 connects push rod 30, push rod 30 can interiorly in charging hole 20 move axially along charging hole 20, lets out hydrogen channel sealing ring 40 is pressed on seal on the step 130 or be with dynamic seal ring 40 to separate with step 130 to form.
Above-mentioned charging port assembly 100 is under uncharged state, and spring 50 is in release condition, spring 50 compression push rods 30, and sealing ring 40 is in the hole of mesopore section 220, seals so that sealing ring 40 presses step 130, makes charging aperture member 100 be in sealing state.Under charged state, external charging plug 80 (seeing Fig. 8) inserts charging hole 20, bar 30 bears down on one on the top, tip of charging plug 80, push rod 30 is moved, and then Compress Spring 50, sealing ring 40 is mobile with push rod 30, separates with step 130, enter metapore section 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 section 310 and pole cap section 320, the diameter of pole cap section 320 is greater than the internal diameter of sealing ring 40, sealing ring 40 is set in mobile jib section 310 near an end of pole cap section 320, sealing ring 40 presses pole cap section 320 when pressing step 130, to improve sealing effectiveness.
In the embodiment of this charging port assembly 100, mobile jib section 310 has groove 311 near an end of pole cap section 320 along mobile jib section 310 circumference, and sealing ring 40 is set in the groove 311, and sealing ring 40 is the O RunddichtringO.The setting of groove 311, it is mobile with push rod 30 to guarantee that sealing ring 40 has in groove 311 in the situation of some activity surpluses, has avoided sealing ring 40 to be stuck in the mesopore section 220, has strengthened 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 section 310 and pole cap section 320 are cylindric, mobile jib section 310 and pole cap section 320 coaxial lines.
In the embodiment of this charging port assembly 100, have on the outer wall of the housing 10 of front hole portion 210 along the circumferential groove 110 of housing 10, the outer wall of the housing 10 of mesopore section 220 and metapore section 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 in the charging process good contact with the energising body.Charging hole 20 is circular port, the hole coaxial line of front hole portion 210, mesopore section 220 and metapore section 230.
In the embodiment of this charging port assembly 100, the aperture in the hole of metapore section 230 is greater than the aperture in the hole of mesopore section 220, when on the one hand being convenient to push rod 30 and moving, the hole from mesopore section 220 of sealing ring 40 smoothnesses enters the hole of metapore section 230, on the other hand, provide enough abundant leakage path for the hydrogen of releasing.Metapore section 230 is smooth structure with the joint of mesopore section 220, enters the resistance of mesopore section 220 from metapore section 230 to reduce sealing ring 40.The length in the hole of mesopore section 220 is less than the thickness of sealing ring 40, so that the sealing ring 40 easier holes that enter or leave mesopore section 220.
In an embodiment of this charging port assembly 100, the aperture in the hole of the hole of metapore section 230 and mesopore section 220 equates, has along the air channel of hole length direction on the inwall in the hole of metapore section 230.This embodiment also can be the hydrogen of releasing enough abundant leakage path is provided.
In addition, also be necessary to provide a kind of light fixture that uses above-mentioned charging port assembly.
Such as Fig. 4, Fig. 5, Fig. 6, Fig. 7 and shown in Figure 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 having charging port assembly described above 100, charging port assembly 100 is installed in an end of nearly bonnet 70 in the cavity body structure.Ni-MH battery, light source and driving and control circuit are installed in the cavity body structure.
Above-mentioned light fixture 200, during charging, charging plug 80 inserts charging hole 20, and the bar 30 that bears down on one is pushed up at the tip of charging plug 80, and sealing ring 40 is separated with step 130, thereby finishes releasing of charging and hydrogen.It is after 80s to extract charging plug, and 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 inwalls, base 620 with hold-down nut is installed on the element board 610, be fixed with two pairs of bases 620 on the element board 610, screw thread 120 on housing 10 outer walls of hold-down nut and charging port assembly 100 is corresponding, charging port assembly 100 is fixed on the base 620 by screw thread 120, have through hole on the base 620, be communicated with cavity body structure with the charging hole 200 of realizing charging port assembly 100.Cover has ambroin cover 710 on the housing of the outer hole section 210 of charging port assembly 100, and the edge of hold-down nut mouth is equipped with lug plate 630 on the base 620, and lug plate 630 contacts with housing 10, and lug plate 630 and ambroin are lined with insulation cushion 720 between overlapping 710.Ambroin cover 710 with bonnet 70 and charging port assembly 100 isolation, has guaranteed the good insulation of bonnet 70 in conjunction with insulation cushion 720.
Above-mentioned charging port assembly 100 and light fixture can be finished in to the Ni-MH battery charging process the releasing of hydrogen, and the light fixture of having avoided the accumulation of light fixture internal gas pressure to cause damages.After charging is finished, extract charging plug 80, can finish the sealing of lamp chamber body structure, guaranteed the sealing property of light fixture.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.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 (10)
1. 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 section and metapore section from the aperture, the aperture of described front hole portion is less than the aperture of described mesopore section, and the joint of described front hole portion and described mesopore section forms step; Described push rod is installed in the described charging hole, and described sealing ring is set on the described push rod, and diameter is greater than the aperture of described front hole portion; Described spring fitting is in the hole of described metapore section, one end of described spring connects described push rod, described push rod can move axially along described charging hole in described charging hole, seals or drives described sealing ring on the described step and separate with described step to form and let out hydrogen channel so that described sealing ring is pressed on.
2. charging port assembly according to claim 1, it is characterized in that, described push rod comprises mobile jib section and pole cap section, the diameter of described pole cap section is greater than the internal diameter of described sealing ring, described sealing ring is set in the described mobile jib section end near described pole cap section, and described sealing ring presses described pole cap section when pressing described step.
3. charging port assembly according to claim 2 is characterized in that, described mobile jib section has groove near an end of described pole cap section along described mobile jib section circumference, and described sealing ring is set in the described groove.
4. charging port assembly according to claim 2 is characterized in that, described push rod is metal material, and described mobile jib section and described pole cap section are cylindric, described mobile jib section and described pole cap section coaxial line.
5. charging port assembly according to claim 1 is characterized in that, has on the outer wall of the housing of described front hole portion along the circumferential groove of described housing, and the outer wall of the housing of described mesopore section and described metapore section has screw thread.
6. charging port assembly according to claim 5 is characterized in that, described housing is metal material, and described charging hole is circular port, the hole coaxial line of described front hole portion, mesopore section and metapore section.
7. charging port assembly according to claim 1, it is characterized in that, the aperture of described metapore section is greater than the aperture of described mesopore section, the joint of described metapore section and described mesopore section is smooth structure, enter the resistance of described mesopore section to reduce described sealing ring from described metapore section, the length in the hole of described mesopore section is less than the thickness of described sealing ring.
8. charging port assembly according to claim 1 is characterized in that, the aperture of the aperture of described metapore section and described mesopore section equates, has along the air channel of hole length direction on the inwall in the hole of described metapore section.
9. 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 described charging port assembly of any one in the claim 1 to 8, and described charging port assembly is installed in an end of nearly described bonnet in the described cavity body structure.
10. light fixture according to claim 9, 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 the lamp cylinder inwall, base with hold-down nut is installed on the described element board, screw thread on the housing outer wall of described hold-down nut and described charging port assembly is corresponding, described charging port assembly is fixed on the described base by described screw thread, have through hole on the described base, be communicated with described cavity body structure with the charging hole of realizing described charging port assembly; Cover has the ambroin cover on the housing of the outer hole section of described charging port assembly, and the edge of hold-down nut mouth is equipped with lug plate on the described base, and described lug plate contacts with described housing, and described lug plate and described ambroin are lined with insulation cushion between overlapping.
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 true CN103036263A (en) | 2013-04-10 |
| CN103036263B CN103036263B (en) | 2015-05-06 |
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Family Applications (1)
| 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515107A (en) * | 2013-09-26 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Pressure balance device and lamp with same |
Citations (5)
| 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 |
| 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 (5)
| 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 |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104515107A (en) * | 2013-09-26 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Pressure balance device and lamp with same |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103036263B (en) | 2015-05-06 |
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