CN101915378B - Anti-explosion marker lamp - Google Patents
Anti-explosion marker lamp Download PDFInfo
- Publication number
- CN101915378B CN101915378B CN 201010212681 CN201010212681A CN101915378B CN 101915378 B CN101915378 B CN 101915378B CN 201010212681 CN201010212681 CN 201010212681 CN 201010212681 A CN201010212681 A CN 201010212681A CN 101915378 B CN101915378 B CN 101915378B
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- switching part
- marker lamp
- switch enclosure
- explosion
- power supply
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Abstract
The invention discloses an anti-explosion marker lamp. The anti-explosion marker lamp comprises a lamp body and a light-emitting screen component fixed on one side of the lamp body, wherein a switch box is arranged in the lamp body; a power supply circuit for driving to light the light-emitting screen component is arranged in the switch box; the switch box adopts encapsulating package; a switching part is also arranged in the switch box; the lamp body is provided with a button which can drive the switching part; when the button is pressed, the switching part switches off the power supply circuit; and when the button is released, the switching part switches on the power supply circuit. In the anti-explosion marker lamp, the switch box adopts the encapsulating package and a sealing effect is good, so the interior of the anti-explosion marker lamp meets a safety-increased requirement and a safety-increased structure has the characteristics of easy manufacturing and lower cost compared with an anti-explosion structure with high difficult in the prior art. Simultaneously, the switching part which can perform emergency test on the anti-explosion marker lamp is arranged in the switch box on the premise of meeting the safety-increased requirement, so as to prevent sparkle generated when testing from fleeing outwards and bring convenience to the test of the anti-explosion marker lamp; therefore, the anti-explosion marker lamp can be used more safely and reliably.
Description
Technical field
The present invention relates to a kind of light fixture, more particularly, relate to a kind of Anti-explosion marker lamp.
Background technology
Anti-explosion marker lamp is to be widely used in a kind of in the hazardous environment such as oil exploitation, chemical industry, military project, steamer or the hazardous area for the extra exit indication or to have a power failure making the lighting of safe escape guiding indication when emergent.Existing Anti-explosion marker lamp tool is generally taked inside to be divided into each unit to carry out the flame proof encapsulation, and each unit connected and the outside double protection that adopts housing seal by closed conduit, this flame proof cavity is spreading out of of prevent exploding flame, its external shell must satisfy and increases the peace requirement, namely to bear certain pressure, therefore shell be made requiring height, simultaneously because the reasons in structure of Anti-explosion marker lamp tool luminescent screen, this flame-proof type cavity has increased cost of manufacture making the also larger difficulty of existence.In addition, the above-mentioned emergency function that Anti-explosion marker lamp has requires light fixture constantly all to be in normal condition and deals with at any time contingent unsafe condition, if can't start emergency function at the Emergency time light fixture, then may bring unnecessary casualties, therefore the at any time detection of Anti-explosion marker lamp become requisite work, but there is no at present the light fixture with above-mentioned functions.
Summary of the invention
Technical problem to be solved by this invention is to provide the Anti-explosion marker lamp that a kind of cost is low, have test function and use safety.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of Anti-explosion marker lamp is provided, the luminescent screen assembly that comprises lamp body and be fixed in described lamp body one side, be provided with a switch enclosure in the described lamp body, be provided with in the switch enclosure and can drive the power supply circuits of lighting described luminescent screen assembly, described switch enclosure adopts the encapsulating encapsulation, in switch enclosure, also be provided with a switching part, described lamp body is provided with the button that can drive described switching part, and when described button was pressed, described switching part cut off described power supply circuits, when described button unclamped, described switching part was communicated with described power supply circuits.
Particularly, described power supply circuits comprise two groups of terminal assemblies that are symmetrically set in described switch enclosure two ends, wherein the terminal assemblies end that is positioned at the switch enclosure outside is electrically connected with described luminescent screen assembly, the end that the another terminal assembly is positioned at the switch enclosure outside is connected with extraneous power supply, described switching part places between described two groups of terminal assemblies, and described two groups of terminal assemblies are communicated with by described switching part.
Particularly, described switching part comprises along the guide pillar of described two groups of terminal assemblies central axis setting and the first spring of being socketed on this guide pillar one end, the other end of described guide pillar is over against described button, and the sidewall of described guide pillar is provided with the first contact that is communicated with described two groups of terminal assemblies respectively.
Further, described every group of terminal assemblies comprises at least one group of terminal unit, every group of terminal unit be by a junction block, the second wafer that touches with described the first contact, be connected the brace between described junction block and the described the second wafer and be located at brace and the second wafer between and the second spring of supporting described the second wafer form.
Further, described guide pillar is arranged on the support, and the two ends of described support are provided with and can hold described the first contact and pass the groove that is communicated with described the second wafer.
Further, described every group of terminal assemblies comprises the terminal unit that three groups of parallel longitudinals are arranged, correspondingly, on the described guide pillar sidewall the first contact with described each terminal unit in the second wafer is corresponding is communicated with.
Further, be installed with a seal cover on the described switching part, described encapsulating is filled the space between described seal cover and the described switch enclosure.
Further, be provided with a protection net on the described luminescent screen assembly.
Among the present invention, switch enclosure is adopted encapsulating encapsulation, good sealing effect has satisfied Anti-explosion marker lamp inside and increases the peace requirement, and this INCREASEDSAFETY structure flame-proof type infrastructure cost large than manufacture difficulty in the prior art is low, is easy to make; Simultaneously, but the switching part that a connected sum cuts off power supply circuits is set in switch enclosure inside, whether the emergency function when testing the cut-out of Anti-explosion marker lamp power supply circuits is normal, thereby in time find and get rid of fault, the emergency function that guarantees Anti-explosion marker lamp starts constantly, avoids the casualties that causes in response to anxious function can not start under the state of emergency; Simultaneously since switch enclosure adopt the encapsulating encapsulation increase the peace structure, thereby the spark that produces can avoid testing the time outwards spreads out of, and also makes its use safer, reliable.
Description of drawings
Fig. 1 is the front view of Anti-explosion marker lamp provided by the invention, and its broken section place shows the structure of switch enclosure;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the front view of switch enclosure in the Anti-explosion marker lamp provided by the invention;
Fig. 4 is the front view before the switch enclosure sealing in the Anti-explosion marker lamp provided by the invention;
Fig. 5 is B-B cutaway view among Fig. 3;
Fig. 6 is C-C cutaway view among Fig. 3.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Please refer to Fig. 1 to Fig. 3, be the schematic diagram of Anti-explosion marker lamp provided by the invention.Described Anti-explosion marker lamp, the luminescent screen assembly 2 that comprises lamp body 1 and be fixed in described lamp body 1 one sides, be provided with a switch enclosure 3 in the described lamp body 1, be provided with in the switch enclosure 3 and can drive the power supply circuits 4 of lighting described luminescent screen assembly 2, described switch enclosure 3 adopts encapsulating 5 encapsulation, also be provided with a switching part 6 in the described switch enclosure 3, described lamp body 1 is provided with the button 7 that can drive described switching part 6, when described button 7 is pressed, described switching part 6 cuts off described power supply circuits 4, when described button 7 unclamped, described switching part 6 was communicated with described power supply circuits 4.
Among the present invention, switch enclosure 3 is adopted encapsulatings 5 encapsulation, good sealing effect has satisfied Anti-explosion marker lamp inside and increases the peace requirement, and this INCREASEDSAFETY structure flame-proof type infrastructure cost large than manufacture difficulty in the prior art is low, is easy to make; Simultaneously, but the switching part 6 that a connected sum cuts off power supply circuits 4 is set in switch enclosure 3 inside, whether the emergency function when testing 4 cut-out of Anti-explosion marker lamp power supply circuits is normal, thereby in time find and get rid of fault, the emergency function that guarantees Anti-explosion marker lamp starts constantly, avoids the casualties that causes in response to anxious function can not start under the state of emergency; Simultaneously since switch enclosure 3 adopt encapsulatings 5 encapsulation increase the peace structure, thereby the spark that produces can avoid testing the time outwards spreads out of, and also makes its use safer, reliable.
With reference to Fig. 3, switch enclosure 3 among the present invention roughly be " in " character form structure, described power supply circuits 4 comprise two groups of terminal assemblies 41, described two groups of terminal assemblies 41 with " in " center line of character form structure is symmetrical arranged, make like this line construction in the whole switch enclosure 3 reasonable, compact, also more clear, also make things convenient for follow-up maintenance, maintenance.Please in conjunction with reference Fig. 1, an end that is positioned at one group of terminal assemblies, 41 close switch enclosure 3 outsides of switch enclosure 3 left ends is electrically connected with described luminescent screen assembly 2 by wire 8; An end that is positioned at another group terminal assemblies 41 close switch enclosure 3 outsides of switch enclosure 3 right-hand members is that 220V civil power (not shown) is connected by wire 8 and extraneous power supply, described switching part 6 places between described two groups of terminal assemblies 41, and described two groups of terminal assemblies 41 are communicated with by described switching part 6.
Among the present invention, under the normality, described switching part 6 is communicated with two groups of terminal assemblies 41, and luminescent screen assembly 2 is luminous under the mains-supplied state, the Anti-explosion marker lamp normal operation; If emergency occurs, the 220V civil power may be cut off, and at this moment, the emergency function that exists in the Anti-explosion marker lamp is activated, and luminescent screen assembly 2 still is in luminance under emergency function drives; After if the 220V civil power is cut off, luminescent screen assembly 2 extinguishes thereupon, illustrates that then there is fault in emergency function in the Anti-explosion marker lamp, and it can not in case of emergency throw light on, guide, and needs it is overhauled.Therefore, whether normal only the need cut off the 220V civil power to emergency function in the check Anti-explosion marker lamp, and realizes that by switching part 6 connected sum between luminescent screen assembly 2 and the 220V civil power disconnects, and can make things convenient for, check simply emergency function whether normal at any time among the present invention.After cutting off for the 220V civil power, how the emergency function in the Anti-explosion marker lamp drives luminescent screen assembly 2 prior art that to make it luminous this technology be Anti-explosion marker lamp, does not give unnecessary details herein.Switching part 6 below is described in detail in detail how realizes that luminescent screen assembly 2 and extraneous power supply are the connected sum disconnection between the 220V civil power.
Please refer to Fig. 4, described switching part 6 comprises along the guide pillar 61 of described symmetrically arranged two groups of terminal assemblies 41 central axis settings and the first spring 62 of being socketed on guide pillar 61 1 ends, the other end of described guide pillar 61 is over against described button 7, and the sidewall of described guide pillar 61 is provided with the first contact 611 that is communicated with described two groups of terminal assemblies 41 respectively.As can be seen from Figure, because guide pillar 61 is connected by the first contact 611 that radially is arranged at guide pillar 61 sidewalls with two groups of terminal assemblies 41 that are positioned at guide pillar 61 both sides, and be socketed the first spring 62 at guide pillar 61 axial ends, and contact at the box wall of switch enclosure 3, guide pillar 61 other ends are over against button 7, so when button 7 is pressed, the described guide pillar 61 of button 7 axial ejections, guide pillar 61 travels forward and pushes the first spring 62 that is positioned at its other end, at this moment guide pillar 61 axially is subjected to displacement, the first contact 611 provided thereon is thereupon mobile, cause in the radial direction and separate with two groups of terminal assemblies 41, this moment, two groups of terminal assemblies 41 were disconnected, and extraneous power supply and luminescent screen assembly 2 are also disconnected indirectly, at this moment, can check the luminescent screen assembly 2 could be normally luminous under emergency function.
Among the present invention, can realize the in the radial direction connection between the two end terminals assembly 41 and disconnection by axially movable switching part 6 by above-mentioned, certainly, being communicated with disconnection between switching part 6 and the two end terminals assembly 41 is not limited to this, also can adopt between the three to slide or the alternate manners such as rotation are realized.But in the present embodiment, thisly directly support the mode that promotes switching part 6 by button 7, structure is simpler, and the effect of power is more direct, uses more convenient.
Further, with reference to Fig. 3 to Fig. 6, described every group of terminal assemblies 41 comprises the terminal unit 411 that three groups of parallel longitudinals are arranged, every group of terminal unit 411 be by a junction block 4111, the second wafer 4112 that touches with described the first contact 611, be connected the brace 4113 between described junction block 4111 and the described the second wafer 4112 and be located at brace 4113 and the second wafer 4112 between and the second spring 4114 of supporting described the second wafer 4112 form.Correspondingly, the first contact 611 also is six on described guide pillar 61 sidewalls, each side three, and respectively with described each terminal unit 411 interior the second wafer 4112 corresponding connection.Among the present invention, wire 8 is introduced in the junction block 411, and through interconnective brace 4113 and the second wafer 4112 and 611 connections of the first contact, like this second wafer 4112 and brace 4113 are divided into interconnective two-part structure, reduce separately length, effectively prevent the distortion of the second wafer 4112 and brace 4113, simultaneously because of under the Anti-explosion marker lamp normality, two groups of terminal assemblies 41 are connected state with switching part 6, so support the second wafer 4112 by the second spring 4114, can make be connected between the second wafer 4112 and the first contact 611 tightr.
With reference to Fig. 6, among the present invention, described guide pillar 61 is arranged on the support 9, and the two ends of described support 9 are provided with and can hold described the first contact 611 and pass the groove 91 that is communicated with described the second wafer 4112.By the support of support 9, so that guide pillar 61 is done the time spent at button 7, move axially more smooth and easy.
Among the present invention, because switch enclosure 3 adopts encapsulating 5 encapsulation, so the spark that switching part 6 produces when realizing conducting and disconnecting can outwards not scurried out, further, better for making packaging effect, be installed with a seal cover 10 on the switching part 6, and with the space between the described encapsulating 5 described seal covers 10 of filling and the described switch enclosure 3, and the plane of encapsulating 5 is concordant with the opening of switch enclosure 3, and like this, double protection seals, increases the peace better effects if.
Further, among the present invention, owing to satisfy after the inner switching part of Anti-explosion marker lamp place adopts encapsulating 5 to seal and increase the peace requirement, can guarantee effectively that spark or temperature that internal component produces can not be passed to the external world and the extraneous explosive mixture that ignites, reach explosion-proof purpose, need not satisfy explosion-proof requirement so be positioned at the luminescent screen assembly 2 of lamp body 1 one sides, make requiring significantly to reduce, correspondingly reduce production cost yet.But, be subject to other foreign matter bump and damage for fear of luminescent screen assembly 2, among the present invention, in seeing figures.1.and.2, a protection net 11 is set on described luminescent screen assembly 2.
To sum up, among the present invention, satisfy inside at Anti-explosion marker lamp and increase the lower in advance of peace, when it is tested, only need press button 7, switching part 6 can move forward terminal assemblies 4 disconnections with two ends under button 7 effects, thereby cut off extraneous power supply, this moment, can the luminescent screen assembly 2 of observable Anti-explosion marker lamp continue luminous under the emergency function effect, this test is simple, convenient, can carry out Emergent detection to Anti-explosion marker lamp at any time, thereby in time pinpoint the problems, keep in repair, bring more reliable assurance for the use of Anti-explosion marker lamp.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. Anti-explosion marker lamp, the luminescent screen assembly that comprises lamp body and be fixed in described lamp body one side, be provided with a switch enclosure in the described lamp body, be provided with in the switch enclosure and can drive the power supply circuits of lighting described luminescent screen assembly, it is characterized in that: described switch enclosure adopts the encapsulating encapsulation, in described switch enclosure, also be provided with a switching part, described lamp body is provided with the button that can drive described switching part, when described button is pressed, described switching part cuts off described power supply circuits, and when described button unclamped, described switching part was communicated with described power supply circuits; Described power supply circuits comprise two groups of terminal assemblies that are symmetrically set in described switch enclosure two ends, wherein a terminal assemblies is electrically connected with described luminescent screen assembly near an end in the switch enclosure outside, the another terminal assembly is connected with extraneous power supply near an end in the switch enclosure outside, described switching part places between described two groups of terminal assemblies, and described two groups of terminal assemblies are communicated with by described switching part; Described switching part comprises along the guide pillar of described two groups of terminal assemblies central axis setting and the first spring of being socketed on this guide pillar one end, the other end of described guide pillar is over against described button, and the sidewall of described guide pillar is provided with at least two the first contacts that are communicated with described two groups of terminal assemblies respectively; Described every group of terminal assemblies comprises at least one group of terminal unit, every group of terminal unit be by a junction block, the second wafer that touches with described the first contact, be connected the brace between described junction block and the described the second wafer and be located at brace and the second wafer between and the second spring of supporting described the second wafer form.
2. a kind of Anti-explosion marker lamp as claimed in claim 1, it is characterized in that: described guide pillar is arranged on the support, and the two ends of described support are provided with and can hold described the first contact and pass the groove that is communicated with described the second wafer.
3. a kind of Anti-explosion marker lamp as claimed in claim 1, it is characterized in that: described every group of terminal assemblies comprises the terminal unit that three groups of parallel longitudinals are arranged, correspondingly, on the described guide pillar sidewall the first contact with described each terminal unit in the second wafer is corresponding is communicated with.
4. a kind of Anti-explosion marker lamp as claimed in claim 1, it is characterized in that: be installed with a seal cover on the described switching part, described encapsulating is filled the space between described seal cover and the described switch enclosure.
5. a kind of Anti-explosion marker lamp as claimed in claim 1 is characterized in that: be provided with a protection net on the described luminescent screen assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010212681 CN101915378B (en) | 2010-06-28 | 2010-06-28 | Anti-explosion marker lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010212681 CN101915378B (en) | 2010-06-28 | 2010-06-28 | Anti-explosion marker lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101915378A CN101915378A (en) | 2010-12-15 |
| CN101915378B true CN101915378B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010212681 Expired - Fee Related CN101915378B (en) | 2010-06-28 | 2010-06-28 | Anti-explosion marker lamp |
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| Country | Link |
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| CN (1) | CN101915378B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180340B (en) * | 2013-05-20 | 2017-07-04 | 深圳市海洋王照明工程有限公司 | explosion-proof lamp structure |
| CN104214753B (en) * | 2013-05-31 | 2017-06-27 | 深圳市海洋王照明工程有限公司 | Explosion-proof lamp |
| CN104421851B (en) * | 2013-09-02 | 2018-12-11 | 深圳市海洋王照明工程有限公司 | Lens protective device and explosion-proof lamp containing the lens protective device |
| CN110098073B (en) * | 2019-05-27 | 2020-12-08 | 胜禧电力科技有限公司 | Mechanical on-off power controller |
| CN111049548B (en) * | 2019-12-31 | 2021-09-17 | 上海飞奥燃气设备有限公司 | 4G transmission gas pressure regulating station controller and optimization method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2831374Y (en) * | 2005-09-06 | 2006-10-25 | 富士康(昆山)电脑接插件有限公司 | Switch connector |
| CN200940804Y (en) * | 2006-07-04 | 2007-08-29 | 巨华科技有限公司 | Emergency lighting device |
| CN201069088Y (en) * | 2007-08-06 | 2008-06-04 | 巴力士照明有限公司 | Emergency illuminator |
| CN201190926Y (en) * | 2008-04-02 | 2009-02-04 | 欧阳迁 | Ceiling type emergency light |
-
2010
- 2010-06-28 CN CN 201010212681 patent/CN101915378B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2831374Y (en) * | 2005-09-06 | 2006-10-25 | 富士康(昆山)电脑接插件有限公司 | Switch connector |
| CN200940804Y (en) * | 2006-07-04 | 2007-08-29 | 巨华科技有限公司 | Emergency lighting device |
| CN201069088Y (en) * | 2007-08-06 | 2008-06-04 | 巴力士照明有限公司 | Emergency illuminator |
| CN201190926Y (en) * | 2008-04-02 | 2009-02-04 | 欧阳迁 | Ceiling type emergency light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101915378A (en) | 2010-12-15 |
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Granted publication date: 20130424 Termination date: 20200628 |