CN204420642U - A kind of explosion-proof type LED for gas station - Google Patents
A kind of explosion-proof type LED for gas station Download PDFInfo
- Publication number
- CN204420642U CN204420642U CN201520023174.XU CN201520023174U CN204420642U CN 204420642 U CN204420642 U CN 204420642U CN 201520023174 U CN201520023174 U CN 201520023174U CN 204420642 U CN204420642 U CN 204420642U
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- CN
- China
- Prior art keywords
- explosion
- gas station
- translucent cover
- proof type
- type led
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
For an explosion-proof type LED for gas station, comprise a cap body, a housing, a translucent cover, housing upper surface is a convex surface, convex surface is installed with a temperature sensor; Housing upper is installed with a fixed mount, and fixed mount upper surface has one first explosion-protection equipment, and fixed mount lower surface is provided with at least one circuit board, and each circuit board lower surface is provided with some LED light sources, and each described circuit board is arranged with a reflection shield respectively; Translucent cover inner surface is provided with one second explosion-protection equipment, and translucent cover outer surface is installed with a cushion socket.The utility model achieves the effective control to temperature in LED by temperature sensor, and structure is simple; Meanwhile, by the first explosion-protection equipment, effectively can protect electric supply installation, avoid causing security incident.In addition, by the second explosion-protection equipment, spark LED can being avoided inner because blast or accident produce and glass fragment are splashed to translucent cover outside.The utility model also by cushion socket, can improve security performance of the present utility model.
Description
Technical field
The utility model belongs to LED lamp field, particularly relates to a kind of explosion-proof type LED for gas station.
Background technology
Along with the development of LED technology, more and more to throw light on etc., other light fixtures such as signal lamp all adopt LED light source.But the LED that current gas station uses adopts cloche to encapsulate mostly, sometimes inevitable temperature is higher in the course of the work for LED lamp, thus generation spark, this is owing to not having in LED lamp to install the equipment for detecting temperature in lamp, the security incident of class if lasting this using state sets off an explosion possibly, particularly in gas station, especially dangerous, the life security of people in serious threat.Although the LED used in existing gas stations is provided with explosion-protection equipment, but explosion-proof effect is not good, there is potential safety hazard, also can cause the more problems such as wire short-circuiting simultaneously.
Meanwhile, although many producers take into account this one-side problem explosion-proof, but do not consider just in case the fragment produced after LED blast may injure other people, cause unnecessary consequence.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and provide a kind of for gas station, explosion-proof effect is good, and with the LED of damping device.
The utility model realizes like this, a kind of explosion-proof type LED for gas station, comprise a cap body, a housing is installed with below described cap body, described housing outward flange is sealedly connected with a translucent cover, described cap body comprises the body that an insulator and is positioned at described insulator lower surface, and described body interior is hollow structure;
Described housing upper surface is a convex surface, described convex surface is installed with a temperature sensor, and described temperature sensor is also positioned at described body;
Described housing upper is installed with the fixed mount of a horizontal direction, described fixed mount upper surface is removably connected with one first explosion-protection equipment, described first explosion-protection equipment comprises an anti-explosion terminal box and at least one outlet column laying respectively at described anti-explosion terminal box two side, be provided with an electric supply installation in described anti-explosion terminal box, in each described outlet column, be provided with one first binding post;
Described fixed mount lower surface is installed with at least one spaced circuit board, each described circuit board is respectively equipped with at least one second binding post, be electrically connected by a connecting line between each described first binding post with each described second binding post, each described circuit board lower surface is provided with the LED light source that some and described circuit board is electrically connected, each described circuit board is arranged with a reflection shield respectively, and described reflection shield inner surface is also provided with a flame-retardant layer;
Described translucent cover inner surface is provided with one second explosion-protection equipment, and described second explosion-protection equipment comprises a bursting diaphragm and is somely positioned at described bursting diaphragm and spaced rupture pressure disc, and described translucent cover outer surface is installed with a cushion socket.
Further, described housing is connected by epoxy resin sealing with described translucent cover.
Further, a control circuit device is provided with in described body.
Further, at least one annular fin coaxial with this body is arranged with in described body.
Further, described temperature sensor outer surface is provided with an automatic switch matched with described temperature sensor.
Particularly, described connecting line is the explosion-proof electric wire that epoxy resin encapsulation is made.
Particularly, the exposed length between described anti-explosion terminal box and described circuit board of described connecting line is not more than 10mm.
Preferably, described flame-retardant layer is made up of glass non-woven fabrics or fluorocarbon resin.
Preferably, described bursting diaphragm is thermoplastic polyester material.
Further, described cushion socket outer surface is the globoidal structure of outwardly convex, and described cushion socket outer surface is provided with a beam, and described beam adopts rubber to make, and described cushion socket and described translucent cover pass through adhering with epoxy resin.
The beneficial effects of the utility model are: by being located in body by temperature sensor, the data in temperature sensor and control circuit device are exchanged simultaneously, and achieve the effective control to temperature in LED, convenient and swift, structure is simple.
Simultaneously, by arranging one first explosion-protection equipment at fixed mount upper surface, an anti-explosion terminal box is provided with in first explosion-protection equipment, an electric supply installation is established in anti-explosion terminal box, electric supply installation could need be connected with circuit board by connecting line, effectively can protect electric supply installation, avoid it due to the spark in the external world, cause security incident; This connecting line is the explosion-proof electric wire that epoxy resin encapsulation is made, and adhesive strength, dielectric properties are good, safety coefficient is high.In addition, by having one second explosion-protection equipment at translucent cover inner surface, the second explosion-protection equipment comprises a bursting diaphragm and rupture pressure disc, and wherein, the spark that bursting diaphragm can avoid LED inner because blast or accident produce and glass fragment are splashed to translucent cover outside; Rupture pressure disc can reduce the impact that LED causes due to blast or the accident of outside.
The utility model also establishes a cushion socket at the outer surface of translucent cover, and cushion socket outer surface is provided with a beam, can alleviate LED due to the infringement caused the person when blast or fault come off, improve security performance of the present utility model.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the profile of a kind of explosion-proof type LED for gas station that the utility model embodiment provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
As shown in Figure 1, a kind of explosion-proof type LED for gas station that the utility model embodiment provides, comprise a cap body 1, a housing 2 is installed with below cap body 1, housing 2 outward flange is sealedly connected with a translucent cover 3, cap body 1 comprises the body 12 that an insulator 11 and is positioned at insulator 11 lower surface, and body 12 inside is hollow structure;
Described housing 2 upper surface is a convex surface 21, and convex surface 21 is installed with a temperature sensor 4, temperature sensor 4 is also positioned at body 12;
Described housing 2 top is installed with the fixed mount 22 of a horizontal direction, fixed mount 22 upper surface is removably connected with one first explosion-protection equipment 5, first explosion-protection equipment 5 comprises an anti-explosion terminal box 51 and at least one outlet column 52 laying respectively at anti-explosion terminal box 51 two side, be provided with an electric supply installation (not shown) in anti-explosion terminal box 51, in each outlet column 52, be provided with one first binding post (not shown);
Described fixed mount 22 lower surface is installed with at least one spaced circuit board 6, each circuit board 6 is respectively equipped with at least one second binding post (not shown), be electrically connected by a connecting line 61 between each first binding post with each second binding post, each circuit board 6 lower surface is provided with some LED light sources 7 be electrically connected with circuit board 6, each circuit board 6 is arranged with respectively a reflection shield 8, reflection shield 8 inner surface is also provided with a flame-retardant layer 81;
Described translucent cover 3 inner surface place is provided with one second explosion-protection equipment 9, second explosion-protection equipment 9 and comprises a bursting diaphragm 91 and be somely positioned at bursting diaphragm 91 and spaced rupture pressure disc 92, and translucent cover 3 outer surface is installed with a cushion socket 10.
Further, described housing 2 is connected by epoxy resin sealing with translucent cover 3.
Further, a control circuit device (not shown) is provided with in described body 12.
Further, at least one annular fin 121 coaxial with this body 12 is arranged with in described body 12.
Further, described temperature sensor 4 outer surface is provided with an automatic switch 41 matched with temperature sensor 4.
Particularly, the explosion-proof electric wire made for epoxy resin encapsulation of described connecting line 61.
Particularly, the exposed length between anti-explosion terminal box 51 and circuit board 6 of described connecting line 61 is not more than 10mm.
Preferably, described flame-retardant layer 81 is made up of glass non-woven fabrics or fluorocarbon resin.
Preferably, described bursting diaphragm 91 is made up of thermoplastic polyester material.
Further, described cushion socket 10 outer surface is the globoidal structure of outwardly convex, and cushion socket 10 outer surface is provided with a beam 101, and beam 101 adopts rubber to make, and cushion socket 10 and translucent cover 3 pass through adhering with epoxy resin.
Specific works principle of the present utility model is: first, cap body 1 comprises the body 12 that an insulator 11 and is positioned at insulator 11 lower surface, body 12 inside is hollow structure, is provided with a control circuit device and at least one annular fin 121 coaxial with this body 12 in body 12.A housing 2 is established below cap body 1, housing 2 upper surface is a convex surface 21, convex surface 21 is established a temperature sensor 4, because body 12 inside is hollow structure, so temperature sensor 4 is also positioned at body 12 simultaneously, temperature sensor 4 outer surface is also provided with an automatic switch 41 matched with temperature sensor 4.What adopt in the utility model is price thermocouple temperature sensor inexpensively, and thermocouple temperature sensor is comparatively solid, and mensuration variations in temperature is very fast and without the need to power supply, it is the most convenient to use.During the temperature of thermocouple temperature sensor Real-time Collection LED, need to set a steady temperature to thermocouple temperature sensor, when temperature exceedes steady temperature, electrical potential difference can be produced after thermocouple temperature sensor is heated, electrical potential difference can ship accounting temperature data, the temperature data of calculating is sent to the control circuit device be located in body 12 simultaneously, now, control circuit device can open automatic switch 41 immediately, automatic switch 41 is for starting the annular fin 121 in body 12, forced cooling is carried out to LED, temperature is made to drop to the scope of steady temperature again.In addition, if annular fin 121 can't allow the temperature in body 12 be down within the scope of steady temperature, circuit control device will reduce the frequency of supply of part LED lamp source 7 automatically, until close the power supply of whole electric supply installation.
Then, establish the fixed mount 22 of a horizontal direction on housing 2 top, the first explosion-protection equipment 5 that fixed mount 22 upper surface has to removably connect.First explosion-protection equipment 5 comprises an anti-explosion terminal box 51 and at least one outlet column 52 laying respectively at anti-explosion terminal box 51 two side, and in anti-explosion terminal box 51, sealing is provided with an electric supply installation, establishes one first binding post in each outlet column 52.Because electric supply installation is located in anti-explosion terminal box 51, electric supply installation obtains electrical communication by outlet column and the external world, and therefore, electric supply installation is not easily blasted.At least one spaced circuit board 6 is installed with at fixed mount 22 lower surface, each circuit board 6 is respectively equipped with at least one second binding post, be electrically connected by a connecting line 61 between each first binding post with each second binding post, the explosion-proof electric wire that this connecting line 61 is made for epoxy resin encapsulation.Because the surface of epoxy resin to metal and nonmetallic materials all has excellent adhesive strength, dielectric properties are good, and pliability is good, for encapsulation connecting line 61, can strengthen safety coefficient.Simultaneously, the utility model is in order to improve the explosion-proof effect of LED further, the exposed length between anti-explosion terminal box 51 and circuit board 6 of regulation connecting line 61 is not more than 10mm, now, in order to take into account cost, easily preferentially select length to be the connecting line 61 of 8mm, make its explosion-proof coefficient higher, safe and reliable.
Then, some LED light sources 7 be electrically connected with circuit board 6 are located at circuit board 6 lower surface, each circuit board 6 is arranged with respectively a reflection shield 8, reflection shield 8 inner surface establishes a flame-retardant layer 81, flame-retardant layer 81 is made up of glass non-woven fabrics or fluorocarbon resin, flame-retardant layer 81 can stop outside high temperature on the impact of the circuit of LED inside and LED light source 7 to a certain extent, good fire retardation is played to LED, when running into external high temperature, because flame-retardant layer 81 is made up of glass non-woven fabrics or fluorocarbon resin, therefore intensity is higher, LED light source 7 can be protected not to be damaged, cost-saving, also improve security performance.
Again then, to be tightly connected a translucent cover 3 at housing 2 outward flange, utilize and blanketly water encapsulation technique, housing 2 is connected by epoxy resin sealing with translucent cover 3, make LED light source 7 in normal work or the spark produced under usual fault, electric arc can not be splashed to outside translucent cover 3, also can play the effect of waterproof and dustproof to LED inside, use more relieved.One second explosion-protection equipment 9 is established again at translucent cover 3 inner surface, a bursting diaphragm 91 is provided with in second explosion-protection equipment 9, some spaced perforation (not shown) are provided with in bursting diaphragm 91, rupture pressure disc 92 is interted in the perforation of bursting diaphragm 91, its bursting diaphragm 91 is become one structure with rupture pressure disc 92, wherein, bursting diaphragm 91 preferred thermoplastic polyesters material is made.Thermoplastic polyester material has excellent resistance to elevated temperatures, can in the temperature range of 120 degrees Celsius Long-Time Service, short-period used can the high temperature of resistance to 150 degrees Celsius, and impact resistance is stronger, folding resistance is also relatively better, when in translucent cover 3 because fault causes LED light source 7 explosion time, bursting diaphragm 91 can stop the glass fragment that explosion time produces further, prevents glass fragment from going out translucent cover 3.In addition, rupture pressure disc is just as the windshield of the second explosion-protection equipment 9, and when running into outside next blast and impulsive force, rupture pressure disc 92 is first broken through, and thus can reduce the pressure in translucent cover 3, avoid whole LED to blast.
Finally, establish a cushion socket 10 at translucent cover 3 outer surface, the outer surface of cushion socket 10 is the globoidal structure of outwardly convex, makes translucent cover 3 more stable with the connection of cushion socket 10.Be provided with a beam 101 at cushion socket 10 outer surface, beam 101 adopts rubber to make, and cushion socket 10 and translucent cover 3 pass through adhering with epoxy resin.When LED comes off due to blast or fault; cushion socket 10 collides prior to contact surface; can effectively protect translucent cover 3; simultaneously; because cushion socket 10 and translucent cover 3 adopt adhering with epoxy resin; because the glass fragment meeting of major part and cushion socket 10 1 pieces come off; in addition; because cushion socket 10 outer surface is the beam 101 that rubber is made; therefore when the glass fragment of major part comes off; beam 101 can alleviate the infringement caused the person, improves security performance of the present utility model.
In sum, by being located in body 12 by temperature sensor 4, the data in temperature sensor 4 and control circuit device are exchanged, achieve the effective control to temperature in LED, convenient and swift, structure is simple simultaneously.
Simultaneously, by arranging one first explosion-protection equipment 5 at fixed mount 22 upper surface, an anti-explosion terminal box 51 is provided with in first explosion-protection equipment 5, an electric supply installation is established in anti-explosion terminal box 51, electric supply installation could need be connected with circuit board 6 by connecting line 61, effectively can protect electric supply installation, avoid it due to the spark in the external world, cause security incident; Due to the explosion-proof electric wire that connecting line 61 is made for epoxy resin encapsulation, adhesive strength, dielectric properties are good, safety coefficient is higher.In addition, by having one second explosion-protection equipment 9 at translucent cover 3 inner surface, second explosion-protection equipment 9 comprises a bursting diaphragm 91 and rupture pressure disc 92, and wherein, it is outside that the spark that bursting diaphragm 91 can avoid LED inner because blast or accident produce and glass fragment are splashed to translucent cover 3; Rupture pressure disc 92 can reduce the impact that LED causes due to blast or the accident of outside.
The utility model also establishes a cushion socket 10 at the outer surface of translucent cover 3, and cushion socket 10 outer surface is provided with a beam 101, can alleviate LED due to the infringement caused the person when blast or fault come off, improve security performance of the present utility model.
The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (10)
1. the explosion-proof type LED for gas station, comprise a cap body, a housing is installed with below described cap body, described housing outward flange is sealedly connected with a translucent cover, it is characterized in that, described cap body comprises the body that an insulator and is positioned at described insulator lower surface, and described body interior is hollow structure;
Described housing upper surface is a convex surface, described convex surface is installed with a temperature sensor, and described temperature sensor is also positioned at described body;
Described housing upper is installed with the fixed mount of a horizontal direction, described fixed mount upper surface is removably connected with one first explosion-protection equipment, described first explosion-protection equipment comprises an anti-explosion terminal box and at least one outlet column laying respectively at described anti-explosion terminal box two side, be provided with an electric supply installation in described anti-explosion terminal box, in each described outlet column, be provided with one first binding post;
Described fixed mount lower surface is installed with at least one spaced circuit board, each described circuit board is respectively equipped with at least one second binding post, be electrically connected by a connecting line between each described first binding post with each described second binding post, each described circuit board lower surface is provided with the LED light source that some and described circuit board is electrically connected, each described circuit board is arranged with a reflection shield respectively, and described reflection shield inner surface is also provided with a flame-retardant layer;
Described translucent cover inner surface is provided with one second explosion-protection equipment, and described second explosion-protection equipment comprises a bursting diaphragm and is somely positioned at described bursting diaphragm and spaced rupture pressure disc, and described translucent cover outer surface is installed with a cushion socket.
2. a kind of explosion-proof type LED for gas station according to claim 1, it is characterized in that, described housing is connected by epoxy resin sealing with described translucent cover.
3. a kind of explosion-proof type LED for gas station according to claim 1, is characterized in that, be provided with a control circuit device in described body.
4. a kind of explosion-proof type LED for gas station according to claim 1, is characterized in that, is arranged with at least one annular fin coaxial with this body in described body.
5. a kind of explosion-proof type LED for gas station according to claim 1, it is characterized in that, described temperature sensor outer surface is provided with an automatic switch matched with described temperature sensor.
6. a kind of explosion-proof type LED for gas station according to claim 1, is characterized in that, described connecting line is the explosion-proof electric wire that epoxy resin encapsulation is made.
7. a kind of explosion-proof type LED for gas station according to claim 1, is characterized in that, the exposed length between described anti-explosion terminal box and described circuit board of described connecting line is not more than 10mm.
8. a kind of explosion-proof type LED for gas station according to claim 1, it is characterized in that, described flame-retardant layer is made up of glass non-woven fabrics or fluorocarbon resin.
9. a kind of explosion-proof type LED for gas station according to claim 1, it is characterized in that, described bursting diaphragm is thermoplastic polyester material.
10. a kind of explosion-proof type LED for gas station according to claim 1, it is characterized in that, described cushion socket outer surface is the globoidal structure of outwardly convex, described cushion socket outer surface is provided with a beam, described beam adopts rubber to make, and described cushion socket and described translucent cover pass through adhering with epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023174.XU CN204420642U (en) | 2015-01-14 | 2015-01-14 | A kind of explosion-proof type LED for gas station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023174.XU CN204420642U (en) | 2015-01-14 | 2015-01-14 | A kind of explosion-proof type LED for gas station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420642U true CN204420642U (en) | 2015-06-24 |
Family
ID=53471012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520023174.XU Expired - Fee Related CN204420642U (en) | 2015-01-14 | 2015-01-14 | A kind of explosion-proof type LED for gas station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204420642U (en) |
-
2015
- 2015-01-14 CN CN201520023174.XU patent/CN204420642U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20170114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |