CN207112527U - A kind of explosion-proof indicating lamp - Google Patents
A kind of explosion-proof indicating lamp Download PDFInfo
- Publication number
- CN207112527U CN207112527U CN201721036943.5U CN201721036943U CN207112527U CN 207112527 U CN207112527 U CN 207112527U CN 201721036943 U CN201721036943 U CN 201721036943U CN 207112527 U CN207112527 U CN 207112527U
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- China
- Prior art keywords
- casing
- explosion
- case lid
- proof
- indicating lamp
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of explosion-proof indicating lamp.Explosion-proof indicating lamp includes casing and the case lid being connected with casing, LED light source board is provided with the casing, glass vision panel is provided with the case lid, the glass vision panel is connected by pressing plate with case lid, and the LED light source board is fixed in casing by luminous board seat, and the casing is connected with gland head, the gland head is provided with screw thread with casing junction, corresponding screw thread is provided with casing, forms threaded flame-proof type face, the casing is also equipped with threaded flame-proof type face with case lid connecting place.Explosion-proof indicating lamp of the present utility model is simple in construction, sends light source by glass vision panel and LED light source board, satisfaction uses needs, simultaneously, by being threaded explosion suppresion surface with gland head connecting place in casing and case lid connecting place, and casing, the explosion-proof performance of indicator lamp is improved.
Description
Technical field
A kind of explosion-proof indicating lamp is the utility model is related to, belongs to explosion-proof technology field.
Background technology
Current diesel fork lift trucks or electri forklift can turn into the ignition source of fuel gas in danger zone, when the part of car body
Surface temperature is too high, car body electric leakage or during racing of the engine, easily explodes, adds danger.As diesel fork lift trucks
Or the indicator lamp on electri forklift, such as brake lamp or steering indicating light, it is also desirable to possess good explosion-proof performance.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of explosion-proof indicating lamp.
The utility model is achieved through the following technical solutions：
A kind of explosion-proof indicating lamp, including casing and the case lid that is connected with casing, LED light source board is provided with the casing,
Glass vision panel is provided with the case lid, the glass vision panel is connected by pressing plate with case lid, and the LED light source board passes through lamp plate
Seat is fixed in casing, and the casing is connected with gland head, and the gland head is provided with screw thread with casing junction, set at casing
Corresponding screw thread is equipped with, forms threaded flame-proof type face, the casing is also equipped with threaded flame-proof type face with case lid connecting place.
A kind of described explosion-proof indicating lamp, light transmission piece, the light transmission piece two are provided between the glass vision panel and pressing plate
End is provided with silicagel pad.
A kind of described explosion-proof indicating lamp, the casing and case lid are by marking closely screw locking.
A kind of described explosion-proof indicating lamp, casing and the case lid connecting place are additionally provided with O-ring.
A kind of described explosion-proof indicating lamp, the glass vision panel are connected by adhesive with case lid.
A kind of described explosion-proof indicating lamp, the LED light source board are connected by cheese head screw with luminous board seat.
The beneficial effect that the utility model is reached：
Explosion-proof indicating lamp of the present utility model is simple in construction, and light source is sent by glass vision panel and LED light source board, meets to make
With needs, meanwhile, by being threaded explosion suppresion surface with gland head connecting place in casing and case lid connecting place, and casing, improve
The explosion-proof performance of indicator lamp.
Explosion-proof indicating lamp of the present utility model is applied to diesel fork lift trucks or electri forklift, can be used as steering indicating light or brake lamp.
Explosion-proof indicating lamp of the present utility model, explosion-proof performance meet GB3836.1-2010《Explosive atmosphere part 1：
Device-General requirement》、GB3836.2-2010《Explosive atmosphere part 2：The equipment protected by flameproof enclosure " d "》、
GB12476.1–2013《Combustible dust environment electrical installation part 1：General Requirement》、GB12476.5-2013《It is flammable
The part of property dust atmosphere electrical installation the 5th：Shell protection type " tD "》Pertinent regulations, suitable for quick-fried containing IIA, IIB class
The area of explosive gas atmosphere 1,2 area places and combustible dust or the fibrous combustible that fried property gas or steam are formed with air
The area of combustible dust environment 21, the 22 area places formed with air.
Brief description of the drawings
Fig. 1 is structural representation figure of the present utility model.
Fig. 2 be in Fig. 1 DPDP to sectional view.
Fig. 3 be in Fig. 1 ERER to sectional view.
In figure：1st, casing, 2, case lid, 3, LED light source board, 4, glass vision panel, 5, pressing plate, 6, luminous board seat, 7, gland head, 8,
Threaded flame-proof type face, 9, light transmission piece, 10, silicagel pad, 11, mark closely screw, 12, O-ring, 13, cheese head screw.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating this
The technical scheme of utility model, and the scope of protection of the utility model can not be limited with this.
As illustrated, a kind of explosion-proof indicating lamp of the present utility model, including casing 1 and the case lid 2 that is connected with casing 1, institute
State and LED light source board 3 be provided with casing 1, be provided with glass vision panel 4 at the case lid 2, the glass vision panel 4 by pressing plate 5 with
Case lid 2 is connected, and the LED light source board 3 is fixed in casing 1 by luminous board seat 6, and the casing 1 is connected with gland head 7, described
Gland head 7 is provided with screw thread with the junction of casing 1, and corresponding screw thread is provided with casing 1, forms threaded flame-proof type face 8, the casing
1 is also equipped with threaded flame-proof type face 8 with the connecting place of case lid 2.
The threaded flame-proof type face 8 is screwed into depth >=10mm, joggle number >=5.
Further, light transmission piece 9 is provided between the glass vision panel 4 and pressing plate 5, the both ends of light transmission piece 9 are set
There is silicagel pad 10, by light transmission piece 9, improve the optical fiber that LED light source board 3 is sent, it is softer.
Further, the casing 1 and case lid 2 are process using aluminium alloy（Aluminium alloy is containing magnesium, titanium, zirconium mass ratio
No more than 7.5%）, casing 1 and case lid 2 are coordinated using screw thread, and mark closely the locking of screw 11 with M4.
Further, casing 1 and case lid 2 connecting place is additionally provided with O-ring 12.O-ring 12 improves the He of casing 1
The sealing of the junction of case lid 2, improves overall explosion-proof performance.
Further, the glass vision panel 4 is safety glass, and the glass vision panel 4 passes through adhesive and the phase of case lid 2
Even, and it is fixed with snap ring；The adhesive is epoxy resin.
Further, the LED light source board 3 is connected by cheese head screw 13 with luminous board seat 6.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model technical principle is not departed from, some improvement and deformation can also be made, these change
Enter and deform and also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of explosion-proof indicating lamp, including casing and the case lid that is connected with casing, LED light source board is provided with the casing, its
It is characterized in, glass vision panel is provided with the case lid, and the glass vision panel is connected by pressing plate with case lid, the LED light source board
It is fixed on by luminous board seat in casing, the casing is connected with gland head, and the gland head is provided with screw thread with casing junction,
Corresponding screw thread is provided with casing, forms threaded flame-proof type face, the casing is also equipped with threaded flame-proof type face with case lid connecting place.
2. a kind of explosion-proof indicating lamp according to claim 1, it is characterized in that, it is provided between the glass vision panel and pressing plate
Light transmission piece, the light transmission piece are provided at both ends with silicagel pad.
3. a kind of explosion-proof indicating lamp according to claim 1, it is characterized in that, the casing and case lid are by marking closely screwed lock
Tightly.
4. a kind of explosion-proof indicating lamp according to claim 1, it is characterized in that, casing and the case lid connecting place is additionally provided with
O-ring.
5. a kind of explosion-proof indicating lamp according to claim 1, it is characterized in that, the glass vision panel passes through adhesive and case lid
It is connected.
6. a kind of explosion-proof indicating lamp according to claim 1, it is characterized in that, the LED light source board by cheese head screw with
Luminous board seat is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721036943.5U CN207112527U (en) | 2017-08-18 | 2017-08-18 | A kind of explosion-proof indicating lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721036943.5U CN207112527U (en) | 2017-08-18 | 2017-08-18 | A kind of explosion-proof indicating lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207112527U true CN207112527U (en) | 2018-03-16 |
Family
ID=61569872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721036943.5U Active CN207112527U (en) | 2017-08-18 | 2017-08-18 | A kind of explosion-proof indicating lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207112527U (en) |
-
2017
- 2017-08-18 CN CN201721036943.5U patent/CN207112527U/en active Active
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