CN103510765B - Buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device - Google Patents
Buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device Download PDFInfo
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- CN103510765B CN103510765B CN201210222350.3A CN201210222350A CN103510765B CN 103510765 B CN103510765 B CN 103510765B CN 201210222350 A CN201210222350 A CN 201210222350A CN 103510765 B CN103510765 B CN 103510765B
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- locking device
- buckling
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- illuminating lamp
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Abstract
The present invention relates to a kind of buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device, wherein buckling and locking device comprises hinge part and lock part, and hinge part comprises first end and the second end, and first end has pivotal part; Lock part comprises first end, the second end and the arc between the first end in lock part and the second end of lock part, the first end of lock part has sticking department, second end of lock part is connected pivotly with the second end of hinge part, wherein said arc comprises at least one hole.Adopt buckling and locking device of the present invention, operating personnel can make easily only with hand, buckling and locking device to be closed to latched position, and buckling and locking device only could be opened by operating personnel under the help of instrument simultaneously.
Description
Technical field
The present invention relates to a kind of buckling and locking device, this buckling and locking device is particularly useful for explosion proof illuminating lamp tool.
Background technology
Lighting generally includes main casing, is arranged on the luminescence component in main casing and seals the cover cap of main casing.Cover cap can be attached on main casing via various connection means.Such as, Fig. 4 shows a kind of lighting 200 with buckling and locking device 230, this buckling and locking device 230 is embedded in recess on cover cap 220 by the sticking department being positioned at diagram downside and by bonnet lock on the main casing 210 of light fixture 200, a handles 232 is provided with in the illustrated upper end of buckling and locking device 230, operator, can easily by the state of unlocking by promoting handle 232 downwards.
Due to the difference of lighting environment for use, the industrial standard be connected with main casing for cover cap also has various requirement.When lighting is used for the occasion that may there is explosive gas atmosphere of such as offshore boring island and so on, require that lighting has good sealing and explosion-proof, have such regulation in the industrial standard of the electric equipment wherein such as used in IEC60079-0 is about explosive atmosphere for the requirement of explosion proof of lighting: for ensureing type of explosion proof construc tion or touching exposed band electrical accessory for preventing, its structure should ensure that only permission use instrument just can be dismantled.For meeting this requirement, market there is many explosion proof illuminating lamp tools.Such as, in some explosion proof illuminating lamp tools, main casing is connected with cover cap by multiple threaded fastener, and rib screwdriver must be borrowed when dismantling to be turned on by these securing members.But these adopt the explosion proof illuminating lamp tool of threaded fasteners also to need by means of instrument when mounted, install inconvenient, and turn on that multiple securing member on lighting is usually time-consuming requires great effort again.
Summary of the invention
In order to overcome the problems referred to above, need to provide a kind of explosion proof illuminating lamp tool, this lighting can not be installed by instrument, can guarantee again can not open cover cap easily when not using instrument.
According to an aspect of the present invention, a kind of buckling and locking device comprises hinge part and lock part.Hinge part comprises first end and the second end, and this first end has pivotal part; Lock part comprises first end, the second end and the arc between the first end in lock part and the second end, the first end of lock part has sticking department, second end of lock part is connected pivotly with the second end of hinge part, wherein arc comprises at least one hole.
Preferably, in above-mentioned buckling and locking device, the diameter in hole is between 6mm-10mm, and preferably, the diameter in hole is 8mm.
Preferably, buckling and locking device preferably by aluminum material, corrosion resistant plate, cold bundle steel plate, comprise in the rigid plastics of PA or nylon one or more make, the thickness of arc is between 1.5mm-2mm.
Preferably, hole relative to the ratio of the distance of the first end of the distance of the second end of lock part lock part relative to hole in the scope of 1:1 to 1.5:1, preferably, the ratio of the distance of the first end of the distance lock part relative to hole of the second end of relatively described lock part, hole is in the scope of 1.2:1 to 1.3:1, more preferably, described hole is arranged on the maximum position of the curvature of described arc.
Preferably, the lock part of buckling and locking device is not provided with and is convenient to operate with hand and remove the projecting part of the lock-out state of described buckling and locking device.
According to another aspect of the present invention, a kind of explosion proof illuminating lamp tool, this lighting comprises main casing, cover cap and buckling and locking device as above, and the pivotal part of hinge part is attached to main casing, and the sticking department of lock part is configured to operatively be attached to cover cap.
Preferably, main casing is provided with groove, and the pivotal part of the first end of the hinge part of buckling and locking device is pivotal pin, and this pivotal pin is configured to be embedded pivotly in groove.
Preferably, the cover cap of lighting comprises recess, and the sticking department of the lock part of buckling and locking device comprises lug, and when buckling and locking device is in latched position, lug is fastened in the recess of cover cap.
Preferably, when buckling and locking device is in latched position, at least one in the second end of the hinge part linked together pivotly and the second end of lock part is resisted against on the main casing of lighting.
Preferably, second end of hinge part has pivotal pin, and the second end of lock part has pivot axis hole, and this is shipped and resell on another market and is contained in pivot axis hole rotationally, when buckling and locking device is in latched position, the outside of the pivot axis hole of the second end of lock part is against on a main housing.
Preferably, the hole on lock part is configured to be suitable for insertion tool, and when instrument inserts described hole, by exerting a force on the near-end of instrument, lock part can be out of shape, thus locking device is unlocked state.
The explosion proof illuminating lamp tool with buckling and locking device according to the present invention is applicable to the various environment that may there is explosion hazard gases, such as offshore boring island etc.When needs carry out installation, maintenance, operating personnel must use instrument can open the cover cap of lighting, and when fastening cover cap, then without the need to instrument, operating personnel only just can complete the step of locking cover cap with hand, therefore, operating efficiency is improved significantly.
Accompanying drawing explanation
Fig. 1 shows the lighting had according to buckling and locking device of the present invention, and wherein buckling and locking device is in released state.
Fig. 2 A shows the stereogram according to the buckling and locking device be arranged on the housing of lighting of the present invention.
Fig. 2 B shows the lateral view according to the buckling and locking device be arranged on the housing of lighting of the present invention.
Fig. 3 A and Fig. 3 B illustrates with different visual angles the schematic diagram opened according to the buckling and locking device be arranged on the housing of lighting of the present invention.
Fig. 4 shows the lighting with buckling and locking device of the prior art.
Detailed description of the invention
Below, with reference to accompanying drawing, specific embodiments of the invention are described.
Fig. 1 shows the lighting 100 had according to buckling and locking device 130 of the present invention.This lighting 100 comprises main casing 110, and this main casing 110 has an open side, for holding luminescence component (not shown).Lighting 100 also comprises cover cap 120, and this cover cap 120 covers on the side opened wide of main casing 110, preferably, is provided with seal between cover cap 120 and main casing 110, thus closes main casing 110.As shown in Figure 1, cover cap 120 is connected on main casing 110 by the buckling and locking device 130 of symmetrical arrangement securely, the quantity of buckling and locking device 130 can be such as 6,8 etc., and designer can need quantity and the position of carrying out selection card locking device according to practice.
Fig. 2 A and Fig. 2 B is respectively stereogram according to the buckling and locking device 130 be arranged on the main casing 110 of lighting 100 of the present invention and lateral view.Buckling and locking device 130 according to the present invention comprises hinge part 132 and lock part 134, wherein hinge part 132 comprises first end and the second end, preferably be connected with plate 1323 between first end and the second end, first end comprises the pivotal part on the main casing 110 being pivotably connected to described lighting 100, and lock part 134 also comprises first end, second end and the arc between the first end in lock part 134 and the second end of lock part 134 1343, the first end of lock part 134 has the sticking department 1341 of the cover cap 120 for engaging lighting 100, second end of lock part 134 is connected pivotly with the second end of hinge part 132.
For such as explosion-proof fluorescent lamp tool, in order to meet the explosion-proof criteria of such as IEC60079-0 defined, the power of the staff applying can resisted under normal circumstances should be set to according to the integral rigidity of the lock part 134 of buckling and locking device 130 of the present invention, namely, the power that lock part 134 only applies by staff is the degree of the unblock being not easily deformed into buckling and locking device 130.In order to only allow to open buckling and locking device 100 in use instrument situation, the arc 1343 of lock part 134 is provided with a hole 136 especially, this hole 136 for inserting the elongate tool of such as screwdriver 140 and so on, as shown in figs 3 a and 3b.Usually, hole 136 is circular, and its diameter can in the scope of 6mm-10mm, and preferably, the diameter in hole 136 can be set to about 8mm.Preferably, the ratio of the distance of the first end of the distance lock part 134 relative to hole 136 of the second end of relative lock part 134, hole 136 is in the scope of 1:1 to 1.5:1, more preferably, the ratio of the distance of the first end of the distance lock part 134 relative to hole 136 of the second end of relative lock part 134, hole 136 is in the scope of 1.2:1 to 1.3:1.In the illustrated embodiment, the ratio of the distance of the first end of the distance lock part 134 relative to hole 136 of the second end of relative lock part 134, hole 136 is about 1.28:1.
Usually; buckling and locking device 130 can be made up of one or more in aluminum material, corrosion resistant plate, cold bundle steel plate, rigid plastics (rigid plastics can comprise PA, nylon etc.); wherein the thickness of the arc 1343 of lock part 134 is in the scope of 1.5mm-2mm; thus can guarantee that arc 1343 is not easily being out of shape under the active force only applied with hand, but when can easily open buckling and locking device 130 by when instrument.Lock part 134 according to buckling and locking device 130 of the present invention is not provided with and is anyly convenient to operate with hand and the projecting part unlocked, when needs unlock, only open buckling and locking device 130 with hand by being difficult to, only have the power utilizing the screwdriver 140 of patchhole 136 or other similar elongated instruments to amplify applying under leverage that lock part 134 can be made to be out of shape, thus open buckling and locking device 130.
As described in Fig. 2 A, the main casing 110 of lighting 100 is provided with a groove 112, this groove 112 is preferably circular groove, and this groove 112 is arranged near the edge of the open side of main casing 110.The first end of the hinge part 132 of buckling and locking device 130 is provided with pivotal pin 1321, this pivotal pin 1321 is configured to be embedded pivotly in groove 112, thus make buckling and locking device 130 action between a latched position and a unlocked position, wherein latched position is the position of instigating cover cap 120 to close main casing 110 securely, and unlocked position refers to the position that cover cap 120 can be pulled down from main casing 110.
According to illustrated preferred embodiment, the second end of hinge part 132 has a pivotal pin 1322, and the second end of lock part 134 has the pivot axis hole 1342 matched with pivotal pin 1322, and pivotal pin 1322 is contained in pivot axis hole 1342 rotationally.When buckling and locking device 130 is in latched position, at least one being pivotally connected in the second end of hinge part 132 together and the second end of lock part 134 should directly be resisted against on main casing 110, namely, do not leave gap between the two, and in the illustrated embodiment in which, the outside of the pivot axis hole 1342 of the second end of lock part 134 is resisted against on main casing 110.Owing to not leaving gap between the second end of lock part 134 and main casing 110, therefore, operator cannot insert gap with hand and open buckling and locking device 130.
In addition, as shown in Figure 2 A, the sticking department 1341 of lock part 134 comprises a lug, this lug roughly extends from the first end of lock part 134 towards the second end of lock part 134, and on the edge of the close buckling and locking device 130 of cover cap 120, be provided with a recess, when buckling and locking device 130 is in latched position, lug projects in the recess of cover cap 120, cover cap 120 between 3-5mm, thus can be closed the open side of main casing 110 by the distance that lug projects into wherein.
Can be made of metal according to the buckling and locking device 130 in lighting 100 of the present invention, be preferably aluminum material.Due to the anti-corrosive properties of aluminum material, buckling and locking device of the present invention is specially adapted to the anti-explosion fluorescent lamp of offshore boring island.
Below in conjunction with Fig. 3 A-Fig. 3 B, the operation according to buckling and locking device 130 of the present invention is described.
Cover cap 120 is covered in the open side of main casing 110, lug on sticking department 1341 is embedded in the recess of cover cap 120, subsequently, operating personnel with hand upwards around the pivotal part push card locking device 130 of the first end of hinge part 132 until buckling and locking device 130 arrives its latched position, now, the outside of the second end of lock part 134 is resisted against on main shell 110.
As shown in figs.3 a and 3b, when cover cap 120 pulled down by needs, the elongate tool of such as screwdriver 140 and so on is inserted in the hole 136 of lock part 134 by operating personnel, the handle of the near-end of screwdriver 140 applies power (direction as arrow in Fig. 3 A) towards the direction of the second end deviating from lock part 134, the power transferring the applying of large staff in leverage makes lock part 134 be out of shape, thus makes lug deviate from the recess on cover cap 120 and open buckling and locking device 130.
The present invention also can make various version, and such as, the hole 136 on lock part 134 can be set to special shape, as triangle, square, random geometry, thus matches with a special tool.Hole 136 preferably can be arranged on the maximum position of arc 1343 curvature.Buckling and locking device 130 according to the present invention is preferably applicable to the explosion proof illuminating lamp tool that offshore boring island uses, and wherein particularly including explosion-proof fluorescent lamp tool, is also applicable to other lighting 100 needing to reach explosion-proof criteria or electric fixtures.
Thus, although invention has been described with reference to its preferred embodiment at this, should be appreciated that the disclosure is only to explanation of the present invention and example, and object is only for providing the present invention complete disclosing with possible.Foregoing description does not mean or annotates as restriction the present invention or otherwise gets rid of other embodiment any, modification and the equivalent plan of establishment, and the present invention is only limited by following claims and its equivalent.
Claims (13)
1. a buckling and locking device, described buckling and locking device comprises hinge part and lock part,
Described hinge part comprises first end and the second end, and described first end has pivotal part;
Described lock part comprises first end, the second end and the arc between the first end in described lock part and the second end of described lock part, the first end of described lock part has sticking department, second end of described lock part is connected pivotly with the second end of described hinge part, wherein said arc comprises at least one hole.
2. buckling and locking device as claimed in claim 1, it is characterized in that, the diameter in described hole is between 6mm-10mm.
3. buckling and locking device as claimed in claim 2, it is characterized in that, the diameter in described hole is 8mm.
4. buckling and locking device as claimed in claim 1, is characterized in that, described buckling and locking device by aluminum material, corrosion resistant plate, cold bundle steel plate, comprise in the rigid plastics of PA or nylon one or more make, the thickness of described arc is between 1.5mm-2mm.
5. buckling and locking device as claimed in claim 1, it is characterized in that, the ratio of the distance of the first end of the second end distance lock part relative to described hole of relatively described lock part, described hole is in the scope of 1:1 to 1.5:1.
6. buckling and locking device as claimed in claim 5, it is characterized in that, the ratio of the distance of the first end of the distance lock part relative to described hole of the second end of relatively described lock part, described hole is in the scope of 1.2:1 to 1.3:1.
7. buckling and locking device as claimed in claim 5, is characterized in that, described hole is arranged on the maximum position of the curvature of described arc.
8. an explosion proof illuminating lamp tool, described lighting comprises main casing, cover cap and as the buckling and locking device in claim 1-7 as described in any one, it is characterized in that,
The described pivotal part of described hinge part is attached to described main casing, and the described sticking department of described lock part is configured to operatively be attached to described cover cap.
9. explosion proof illuminating lamp tool as claimed in claim 8, it is characterized in that, described main casing is provided with groove, and described pivotal part is pivotal pin, and described pivotal pin is configured to be embedded pivotly in described groove.
10. explosion proof illuminating lamp tool as claimed in claim 8, it is characterized in that, described cover cap comprises recess, and the described sticking department of described lock part comprises lug, and when described buckling and locking device is in latched position, described lug is fastened in the recess of described cover cap.
11. explosion proof illuminating lamp tools as claimed in claim 8, it is characterized in that, when described buckling and locking device is in latched position, at least one being pivotally connected in described second end of described hinge part together and described second end of described lock part is resisted against on described main casing.
12. explosion proof illuminating lamp tools as claimed in claim 11, it is characterized in that, described second end of described hinge part has pivotal pin, and described second end of described lock part has pivot axis hole, described pivotal pin is contained in described pivot axis hole rotationally, when described buckling and locking device is in latched position, the outside of the pivot axis hole of the second end of described lock part is against on a main housing.
13. explosion proof illuminating lamp tools as claimed in claim 8, it is characterized in that, described hole is configured to be suitable for insertion tool, when described instrument inserts described hole, by exerting a force on the near-end of described instrument, the distortion of described lock part, makes described locking device unlock state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222350.3A CN103510765B (en) | 2012-06-29 | 2012-06-29 | Buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210222350.3A CN103510765B (en) | 2012-06-29 | 2012-06-29 | Buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103510765A CN103510765A (en) | 2014-01-15 |
| CN103510765B true CN103510765B (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210222350.3A Active CN103510765B (en) | 2012-06-29 | 2012-06-29 | Buckling and locking device and comprise the explosion proof illuminating lamp tool of this buckling and locking device |
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| Country | Link |
|---|---|
| CN (1) | CN103510765B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825873Y (en) * | 2005-11-14 | 2006-10-11 | 阮云华 | Tail box lock |
| KR100805344B1 (en) * | 2006-11-16 | 2008-02-20 | 조영훈 | Locking device for opening and closing type door |
| CN102037202A (en) * | 2008-05-20 | 2011-04-27 | 总锁有限责任公司 | Safety lockout hasp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050073850A1 (en) * | 2003-10-03 | 2005-04-07 | Pi-Hua Hsien | Ceiling lamp junction box/lamp rod folding installation structure |
-
2012
- 2012-06-29 CN CN201210222350.3A patent/CN103510765B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825873Y (en) * | 2005-11-14 | 2006-10-11 | 阮云华 | Tail box lock |
| KR100805344B1 (en) * | 2006-11-16 | 2008-02-20 | 조영훈 | Locking device for opening and closing type door |
| CN102037202A (en) * | 2008-05-20 | 2011-04-27 | 总锁有限责任公司 | Safety lockout hasp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103510765A (en) | 2014-01-15 |
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Address after: 213031, 189 Liuyang Road, Xinbei District, Jiangsu, Changzhou Applicant after: Cooper Electric (Changzhou) Co., Ltd. Address before: 213031, room 10, building 216, Xinbei hi tech park, Xinbei District, Jiangsu, Changzhou Applicant before: Cooper Electric (Changzhou) Co., Ltd. |
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