CN102748722A - Explosion-proof lamp and overcurrent insert device thereof - Google Patents
Explosion-proof lamp and overcurrent insert device thereof Download PDFInfo
- Publication number
- CN102748722A CN102748722A CN2011101010280A CN201110101028A CN102748722A CN 102748722 A CN102748722 A CN 102748722A CN 2011101010280 A CN2011101010280 A CN 2011101010280A CN 201110101028 A CN201110101028 A CN 201110101028A CN 102748722 A CN102748722 A CN 102748722A
- Authority
- CN
- China
- Prior art keywords
- main body
- chamber wall
- wire connection
- flame
- connection cavity
- Prior art date
- 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.)
- Granted
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to an explosion-proof lamp and an overcurrent insert device thereof. The explosion-proof lamp comprises a light source cavity wall, a wiring cavity wall and the overcurrent insert device, wherein the light source cavity wall and the wiring cavity wall are independent of each other, and the overcurrent insert device is used for introducing a power supply into a light source cavity from a wiring cavity and comprises an injection-molded colloid which extends from the light source cavity to the wiring cavity, at least two conducting pieces passing through the injection-molded colloid, and an insert shell which is tightly encircled outside the injection-molded colloid, and the upper part of the insert shell is provided with an external thread; an internal thread which is matched with the external thread is formed on one of the light source cavity wall and the wiring cavity wall; and a through hole through which the lower part of the insert shell passes is formed in the other of the light source cavity wall and the wiring cavity wall. The overcurrent insert device is suitable for the situation under which the cavity walls of the light source cavity and the wiring cavity do not belong to the same cavity wall, and relevant requirements of coal mine safety verification can be met; and the overcurrent insert device can be applied to a lamp of which the internal structure is relatively compact, so that space is saved.
Description
Technical field
The present invention relates to a kind of light fixture, more particularly, relate to a kind of flame-proof type light fixture and cross electric inlay device.
Background technology
The flame-proof type lamp applications according to the requirement of fabricating yard, need separately design the light-source chamber and the wire connection cavity of flame-proof type light fixture in many special occasions sometimes at present, and is especially all the more so through the light fixture of coal peace authentication for needs.In this flame-proof type light fixture, need to adopt the electric inlay device of a kind of mistake that power supply is imported light-source chamber.
In the existing flame-proof type light fixture, adopt inserts to carry out single-phase introducing more, connect two-phase power supply like this and need adopt two inserts.But the inserts of this single-phase introducing is not suitable for, and internal structure is compact, the chamber wall of light-source chamber and wire connection cavity does not belong to the flame-proof type light fixture of a chamber wall.In addition, there is part flame-proof type light fixture to adopt the form of dripping the glue embedding, is about to two leads and is potted in the same container, form an inlay device.But this inlay device can not satisfy the related request of coal peace authentication.
Summary of the invention
The technical problem that the present invention will solve is; Be not suitable for the light-source chamber of flame-proof type light fixture and the chamber wall of wire connection cavity is not the defective that belongs to the situation of a chamber wall to inserts of the prior art; A kind of flame-proof type light fixture being provided and crossing electric inlay device, is not the situation that belongs to a chamber wall applicable to the chamber wall of light-source chamber and wire connection cavity.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of flame-proof type light fixture; Comprise light-source chamber independent of each other chamber wall and wire connection cavity chamber wall; Said flame-proof type light fixture comprises also and being used for the mistake electric inlay device of power supply from wire connection cavity introducing light-source chamber that the electric inlay device of said mistake comprises:
The injection moulding colloid extends to said wire connection cavity from said light-source chamber;
Pass at least two conducting strips of said injection moulding colloid; And
The inserts shell, it is external closely to be enclosed in said mould-injection, and its top is provided with external screw thread;
Wherein on of said light-source chamber chamber wall and wire connection cavity chamber wall, be provided with the internal thread that cooperates with said external screw thread; On wherein another person of said light-source chamber chamber wall and wire connection cavity chamber wall, be provided with the through hole that the bottom that supplies said inserts shell is passed through.
According to flame-proof type light fixture of the present invention, on the outer peripheral face of said inserts shell, be provided with outstanding back-up ring, said back-up ring and posts with said light-source chamber chamber wall and wire connection cavity chamber wall between said light-source chamber chamber wall and wire connection cavity chamber wall.
According to flame-proof type light fixture of the present invention, on the surface that said light-source chamber chamber wall and wire connection cavity chamber wall and said back-up ring post, be respectively arranged with the sealing ring holding tank, wherein be equipped with sealing ring.
According to flame-proof type light fixture of the present invention; Said injection moulding colloid comprises the main body of closely being surrounded by said inserts shell and two backstop connecting portions that are positioned at said main body two ends; The height of said main body is identical with said inserts shell, and the external diameter of said backstop connecting portion is greater than the external diameter of said main body.
According to flame-proof type light fixture of the present invention, said main body is cylindric, and said backstop connecting portion is cylindric, and forms step surface respectively between two backstop connecting portions and the said main body, and said step surface adheres on the top and the bottom of said inserts shell.
According to flame-proof type light fixture of the present invention, on the outer peripheral face of said main body, be provided with a plurality of anti-rotation lug bosses, the inwall of said inserts shell is provided with corresponding recess.
According to flame-proof type light fixture of the present invention, said conducting strip, extends in another backstop connecting portion through after the main body from a backstop connecting portion.
According to flame-proof type light fixture of the present invention, said injection moulding colloid also comprises the insulation board that extends in the said backstop connecting portion, said conducting strip is separated from said main body.
The present invention also provides a kind of mistake electric inlay device, is used for the power supply of explosion protection lamp is introduced light-source chamber from wire connection cavity, and the electric inlay device of said mistake comprises:
The injection moulding colloid;
Pass at least two conducting strips of said injection moulding colloid; And
The inserts shell, it is external closely to be enclosed in said mould-injection, and its top is provided with external screw thread.
According to the electric inlay device of mistake of the present invention, said injection moulding colloid comprises the main body of closely being surrounded by said inserts shell and two backstop connecting portions that are positioned at said main body two ends.
According to the electric inlay device of mistake of the present invention; The height of said main body is identical with said inserts shell; The external diameter of said backstop connecting portion is greater than the external diameter of said main body, and said conducting strip, extends in another backstop connecting portion through after the main body from a backstop connecting portion.
The flame-proof type light fixture of embodiment of the present invention and the electric inlay device of mistake thereof; Have following beneficial effect: the electric inlay device of this mistake is not the situation that belongs to a chamber wall applicable to the chamber wall of light-source chamber and wire connection cavity; And can satisfy the related request of coal peace authentication; Can use on the compact light fixture of internal structure, to save the space.
Description of drawings
To combine accompanying drawing and embodiment that the present invention is described further below, in the accompanying drawing:
Fig. 1 is the cutaway view of the electric inlay device of mistake of the present invention;
Fig. 2 is the vertical view of the electric inlay device of mistake of the present invention;
Fig. 3 is the stereogram of the electric inlay device of mistake of the present invention.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1, Fig. 2 and Fig. 3 are respectively cutaway view, vertical view and the stereograms of the electric inlay device 100 of mistake of the present invention.Referring to figs. 1 through Fig. 3, this is crossed electric inlay device 100 and is used for the power supply of flame-proof type light fixture is imported light-source chamber from wire connection cavity.In the present invention, the light-source chamber chamber wall 200 and the wire connection cavity chamber wall 300 of flame-proof type light fixture are chamber independent of each other walls, in Fig. 1, only show the part of these two chamber walls.In Fig. 1, the light-source chamber chamber part of wall more than 200 is light-source chamber, is used to install assemblies such as illuminating part, and the wire connection cavity chamber part of wall below 300 is wire connection cavity, is used to connect power input.
Crossing electric inlay device 100 comprises injection moulding colloid 101, closely is enclosed in outside inserts shell 102 of injection moulding colloid 101 and the conducting strip 103 that passes injection moulding colloid 101.Wherein inserts shell 102 is processed by metal or plastic cement, roughly is hollow cylindrical.On the outer peripheral face of inserts shell 102, be provided with outstanding back-up ring 104, this ring washer 104 is positioned at the middle part of inserts shell 102.
Be provided with external screw thread 105 on the top of inserts shell 102, light-source chamber chamber wall 200 and wire connection cavity chamber wall 300 wherein one be provided with the internal thread that cooperates with it, in a preferred embodiment of the invention, light-source chamber chamber wall 200 is provided with internal thread 201.On wherein another person of light-source chamber chamber wall 200 and wire connection cavity chamber wall 300, be provided with through hole, in a preferred embodiment of the invention, wire connection cavity chamber wall 300 is provided with through hole 301.The diameter of this through hole 301 is greater than the lower diameter of inserts shell 102.The top of inserts shell 102 is fixed on the light-source chamber chamber wall 200 through screw thread, and the bottom is through the through hole 301 on the wire connection cavity chamber wall 300.
After installing, the back-up ring 104 of inserts shell 102 is between light-source chamber chamber wall 200 and wire connection cavity chamber wall 300, and upper surface posts on light-source chamber chamber wall 200, and lower surface posts on wire connection cavity chamber wall 300.The lower casing at the upper casing at light-source chamber place and wire connection cavity place located electric inlay device 100 after being fastenedly connected through screw etc.Because the connected mode of the lower casing at the upper casing at light-source chamber place and wire connection cavity place is a prior art, repeats no more at this.In order to ensure sealing, carry out the IP protection, in a preferred embodiment of the invention, be respectively arranged with sealing ring holding tank 202,302 on the surface that light-source chamber chamber wall 200, wire connection cavity chamber wall 300 and back-up ring 104 post, wherein be equipped with sealing ring 400.
Injection moulding colloid 101 extends to wire connection cavity from light-source chamber, and through injection molded in inserts shell 102, comprises main bodys 111 of closely being surrounded by inserts shell 101 and the backstop connecting portion 106 that is positioned at main body 111 two ends.This main body 111 is cylindric, and its height is identical with the height of inserts shell 102, and has two holes 112 that hold conducting strip 103.Backstop connecting portion 106 is cylindric, and its external diameter is greater than the external diameter of main body 111.Form step surface 107 respectively between two backstop connecting portions 106 and the main body 111, step surface 107 adheres on the top and the bottom of inserts shell 102.This step surface 107 can prevent that injection moulding colloid 101 from relatively moving with respect to the axial of inserts shell 102.On the outer peripheral face of main body 111, be provided with a plurality of anti-rotation lug bosses 108.Through the corresponding recess of processing on the inwall of inserts shell 102, just can on main body 111, form this anti-rotation lug boss 108 after the injection moulding.The shape of anti-rotation lug boss 108 can be small convex pillar, triangle, screw thread or the like, can prevent that with this injection moulding colloid 101 from relatively rotating with respect to inserts shell 102.
Conducting strip 103 with after the connector that has lead is connected, promptly can be communicated with light-source chamber and wire connection cavity, can realize that two chambeies cross the electric work ability.Need to prove, only showed the situation that electric inlay device 100 comprises two conducting strips 103 in the drawings, but the quantity of conducting strip 103 also can be a plurality of, for example three.Can corresponding be provided with the quantity of hole 112 and insulation board 110 this moment.
During manufacturing, make conducting strip 103 and inserts shell 102 location, and adopt relevant mold injection to get final product.
The electric inlay device 100 of this mistake is not the situation that belongs to a chamber wall applicable to the chamber wall of light-source chamber and wire connection cavity, and satisfies the related request of coal peace authentication, can use on the compact light fixture of internal structure, to save the space.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a flame-proof type light fixture comprises light-source chamber independent of each other chamber wall and wire connection cavity chamber wall, and said flame-proof type light fixture also comprises and is used for the mistake electric inlay device of power supply from wire connection cavity introducing light-source chamber is characterized in that the electric inlay device of said mistake comprises:
The injection moulding colloid extends to said wire connection cavity from said light-source chamber;
Pass at least two conducting strips of said injection moulding colloid; And
The inserts shell, it is external closely to be enclosed in said mould-injection, and its top is provided with external screw thread;
Wherein on of said light-source chamber chamber wall and wire connection cavity chamber wall, be provided with the internal thread that cooperates with said external screw thread; On wherein another person of said light-source chamber chamber wall and wire connection cavity chamber wall, be provided with the through hole that the bottom that supplies said inserts shell is passed through.
2. flame-proof type light fixture according to claim 1; It is characterized in that, on the outer peripheral face of said inserts shell, be provided with outstanding back-up ring; Said back-up ring and posts with said light-source chamber chamber wall and wire connection cavity chamber wall between said light-source chamber chamber wall and wire connection cavity chamber wall.
3. flame-proof type light fixture according to claim 2 is characterized in that, is respectively arranged with the sealing ring holding tank on the surface that said light-source chamber chamber wall and wire connection cavity chamber wall and said back-up ring post, and wherein is equipped with sealing ring.
4. flame-proof type light fixture according to claim 1; It is characterized in that; Said injection moulding colloid comprises the main body of closely being surrounded by said inserts shell and two backstop connecting portions that are positioned at said main body two ends; The height of said main body is identical with said inserts shell, and the external diameter of said backstop connecting portion is greater than the external diameter of said main body.
5. flame-proof type light fixture according to claim 4; It is characterized in that said main body is cylindric, said backstop connecting portion is cylindric; And form step surface respectively between two backstop connecting portions and the said main body, said step surface adheres on the top and the bottom of said inserts shell.
6. flame-proof type light fixture according to claim 4 is characterized in that, on the outer peripheral face of said main body, is provided with a plurality of anti-rotation lug bosses, and the inwall of said inserts shell is provided with corresponding recess.
7. flame-proof type light fixture according to claim 4 is characterized in that, said conducting strip, extends in another backstop connecting portion through after the main body from a backstop connecting portion.
8. flame-proof type light fixture according to claim 7 is characterized in that, said injection moulding colloid also comprises the insulation board that extends in the said backstop connecting portion, said conducting strip is separated from said main body.
9. the electric inlay device of mistake is used for the power supply of explosion protection lamp is introduced light-source chamber from wire connection cavity, it is characterized in that, the electric inlay device of said mistake comprises:
The injection moulding colloid;
Pass at least two conducting strips of said injection moulding colloid; And
The inserts shell, it is external closely to be enclosed in said mould-injection, and its top is provided with external screw thread.
10. the electric inlay device of mistake according to claim 9; It is characterized in that; Said injection moulding colloid comprises the main body of closely being surrounded by said inserts shell and two backstop connecting portions that are positioned at said main body two ends, and the height of said main body is identical with said inserts shell, and the external diameter of said backstop connecting portion is greater than the external diameter of said main body; Said conducting strip, extends in another backstop connecting portion through after the main body from a backstop connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110101028.0A CN102748722B (en) | 2011-04-21 | 2011-04-21 | Explosion-proof lamp and overcurrent insert device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110101028.0A CN102748722B (en) | 2011-04-21 | 2011-04-21 | Explosion-proof lamp and overcurrent insert device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748722A true CN102748722A (en) | 2012-10-24 |
| CN102748722B CN102748722B (en) | 2014-03-12 |
Family
ID=47029116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110101028.0A Expired - Fee Related CN102748722B (en) | 2011-04-21 | 2011-04-21 | Explosion-proof lamp and overcurrent insert device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102748722B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075278A (en) * | 2013-03-25 | 2014-10-01 | 深圳市海洋王照明工程有限公司 | Male connector and lamp having male connector |
| CN104180211A (en) * | 2013-05-28 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Lamp |
| CN104344378A (en) * | 2013-08-02 | 2015-02-11 | 深圳市海洋王照明工程有限公司 | Explosion-proof connector |
| CN104515077A (en) * | 2013-09-30 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Lamp |
| CN104913276A (en) * | 2014-03-12 | 2015-09-16 | 海洋王（东莞）照明科技有限公司 | Lamp and waterproof explosive-proof connector thereof |
| CN110611206A (en) * | 2018-09-30 | 2019-12-24 | 中航光电科技股份有限公司 | Connector assembly and tail accessory thereof |
| CN113757627A (en) * | 2021-08-05 | 2021-12-07 | 冠奕达防爆电器有限公司 | Explosion-proof lamp and mounting method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825262A (en) * | 2010-03-04 | 2010-09-08 | 海洋王照明科技股份有限公司 | Antislip insert structure |
| CN101876425A (en) * | 2009-04-29 | 2010-11-03 | 海洋王照明科技股份有限公司 | Explosion-proof illuminating lamp |
| CN101900267A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Anti-explosion lamp |
| CN101994918A (en) * | 2009-08-12 | 2011-03-30 | 杨朔 | LED explosion-proof lamp |
-
2011
- 2011-04-21 CN CN201110101028.0A patent/CN102748722B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101876425A (en) * | 2009-04-29 | 2010-11-03 | 海洋王照明科技股份有限公司 | Explosion-proof illuminating lamp |
| CN101994918A (en) * | 2009-08-12 | 2011-03-30 | 杨朔 | LED explosion-proof lamp |
| CN101825262A (en) * | 2010-03-04 | 2010-09-08 | 海洋王照明科技股份有限公司 | Antislip insert structure |
| CN101900267A (en) * | 2010-06-30 | 2010-12-01 | 海洋王照明科技股份有限公司 | Anti-explosion lamp |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075278A (en) * | 2013-03-25 | 2014-10-01 | 深圳市海洋王照明工程有限公司 | Male connector and lamp having male connector |
| CN104180211A (en) * | 2013-05-28 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | Lamp |
| CN104344378A (en) * | 2013-08-02 | 2015-02-11 | 深圳市海洋王照明工程有限公司 | Explosion-proof connector |
| CN104515077A (en) * | 2013-09-30 | 2015-04-15 | 深圳市海洋王照明工程有限公司 | Lamp |
| CN104913276A (en) * | 2014-03-12 | 2015-09-16 | 海洋王（东莞）照明科技有限公司 | Lamp and waterproof explosive-proof connector thereof |
| CN104913276B (en) * | 2014-03-12 | 2019-09-17 | 海洋王（东莞）照明科技有限公司 | Lamps and lanterns and its water-proof explosive-insulation connector |
| CN110611206A (en) * | 2018-09-30 | 2019-12-24 | 中航光电科技股份有限公司 | Connector assembly and tail accessory thereof |
| CN113757627A (en) * | 2021-08-05 | 2021-12-07 | 冠奕达防爆电器有限公司 | Explosion-proof lamp and mounting method |
| CN113757627B (en) * | 2021-08-05 | 2023-10-03 | 冠奕达防爆电器有限公司 | Explosion-proof lamp and installation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102748722B (en) | 2014-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102748722B (en) | Explosion-proof lamp and overcurrent insert device thereof | |
| CN102434813B (en) | Light emitting module and there is the back lighting lamp string of this light emitting module | |
| CN101806819B (en) | Lead seal structure of electric energy meter | |
| US8132955B2 (en) | Lamp body used in the LED light string | |
| CN104836357A (en) | Stator winding end insulation frame, plastic-packaging stator assembly, and plastic-packaging motor | |
| CN202259360U (en) | Solar photovoltaic wiring module | |
| CN104836360A (en) | Stator winding end insulation frame, plastic-packaging stator assembly, and plastic-packaging motor | |
| CN104836389A (en) | Method for preventing large part of insulation frame from being exposed, and plastic-packaging stator assembly | |
| CN205790761U (en) | A kind of micro-rectangle contact pin band wire filtering electrical connector | |
| CN103742804B (en) | A kind of LED point light source | |
| CN102025074B (en) | Leakproof structure for electric connector assembly and leakproof method thereof | |
| CN203072256U (en) | Hardware circuit structure capable of being compatible to multiple kinds of chips and electric device provided with hardware circuit structure capable of being compatible to multiple kinds of chips | |
| CN202948837U (en) | Installing mold of voltage and current transformer | |
| CN202475996U (en) | Waterproof structure of power supply adapter | |
| CN204100208U (en) | A kind of radiator and LED lamp | |
| CN202058587U (en) | Arc-shaped capacitor | |
| CN205229973U (en) | Water -proof keyboard | |
| CN202473862U (en) | Mould forming block for high precision integrated circuit four-side pin in-line package | |
| CN203813149U (en) | Common filtering module structure of connector | |
| CN204696344U (en) | A kind of integral type power supply wire bushing and apply the supply socket of this power supply wire bushing | |
| CN203177071U (en) | Lamp holder connecting structure | |
| CN213207746U (en) | Lamp decoration with fixed knot constructs | |
| CN102637813A (en) | LED (light-emitting diode) packaging structure and LED lamp using same | |
| CN203193422U (en) | Electrical isolating device of stator centralized Three-phase windings of permanent magnet brushless motor | |
| CN202769337U (en) | Semiconductor light source module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20190421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |