CN207834861U - A kind of explosion-proof cover structure of headlamp - Google Patents
A kind of explosion-proof cover structure of headlamp Download PDFInfo
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- CN207834861U CN207834861U CN201820265214.5U CN201820265214U CN207834861U CN 207834861 U CN207834861 U CN 207834861U CN 201820265214 U CN201820265214 U CN 201820265214U CN 207834861 U CN207834861 U CN 207834861U
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- headlamp
- explosion
- proof cover
- panel
- fixed
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Abstract
The utility model discloses a kind of explosion-proof cover structures of headlamp, belong to Medium Voltage Switchgear equipment safety protection technology field.The utility model is a kind of explosion-proof cover structure of headlamp, headlamp is installed on the panel in cabinet, it is provided with explosion-proof cover body on cabinet inner panel outside headlamp, explosion-proof cover body includes rear shield tempered glass, one end of rear shield is fixed on cabinet inner panel, the other end is fixed with tempered glass, and headlamp, which is located at after rear shield is fixed on cabinet inner panel, to be formed by sealing space.Headlamp anti-explosion cover uses metal material, and Double-protection, anti-arcing effect is reliable；It is simple in structure, it is easy for installation, do not change original structure；Anti-explosion cover is small, at low cost, beautiful.
Description
Technical field
The utility model belongs to Medium Voltage Switchgear equipment safety protection technology field, and in particular to a kind of headlamp anti-explosion cover
Structure.
Background technology
Medium Voltage Switchgear need to overhaul cable mounting and observation earthing switch state because of cable vault, it is necessary to be installed on rear Xiamen
Headlamp overhauls light source to meet.General complete producer uses general lighting lamp, when the accidents such as internal arcing occur for cabinet,
A large amount of energy and arc light are will produce, but common headlamp flies out from there without anti-explosion cover, energy and arc light, easily to equipment
And operating personnel cause to damage safely.
Chinese patent application CN201120277227.2 discloses a kind of power distribution cabinet explosion-proof decompression device, including cabinet, letting out
Pressing plate, protective cover, pressure relief plate are arranged at the top of cabinet, and protective cover is arranged in the top of pressure relief plate.Described protective cover is by rear
Sealing plate, upper ventilating board, middle ventilation connecting plate, preceding sealing plate, lower ventilating board are composed, rear sealing plate and preceding sealing plate be installed on cabinet it
On, it is equivalent to holder, upper ventilating board, middle ventilation connecting plate design venthole on lower ventilating board, and upper ventilating board is handed over lower ventilating board
Mistake is installed on middle ventilation connecting plate, then is connect with rear sealing plate and preceding sealing plate integral.The explosion-protection equipment is to prevent from working as pressure relief plate quilt
The device that fly out object and pressure relief plate itself after blowing are blown up, but the anti-explosion cover that headlamp is arranged in needleless, energy and
Arc light flies out from there, easily causes to damage safely to equipment and operating personnel.
Utility model content
The utility model aim is：For in the accidents such as arcing inside Medium Voltage Switchgear in the prior art because of energy and arc light
The problem of flying out and equipment and operating personnel are caused safely with damage, provides a kind of explosion-proof cover structure of headlamp.
Specifically, the utility model is realized using following technical scheme：A kind of explosion-proof cover structure of headlamp, illumination
Lamp is installed on the panel in cabinet, and explosion-proof cover body is provided on the cabinet inner panel outside headlamp, and explosion-proof cover body includes
One end of rear shield tempered glass, rear shield is fixed on cabinet inner panel, and the other end is fixed with tempered glass, and headlamp is located at
Rear shield is formed by after being fixed on cabinet inner panel in sealing space.
Furthermore：Further include pressing plate, tempered glass is fixed on by pressing plate on rear shield.
It should be understood that be embedded with the pressing plate of tempered glass, illumination that is not only explosion-proof but also ensureing headlamp into cable vault,
It is overhauled convenient for observation.
Furthermore：Panel is equipped with headlamp mounting hole, and headlamp passes through panel from the outside through headlamp mounting hole
After be fixed on panel.
Furthermore：Further include cover board, headlamp is installed on headlamp mounting plate, and headlamp is from outside through panel
Afterwards, headlamp mounting plate is resisted against headlamp installation bore edges, and cover board covers headlamp mounting plate, and is fixed on panel.
Furthermore：It is provided with switch on headlamp mounting plate, position corresponding with switch is equipped with and is used on cover board
Expose the relief hole of switch.
Furthermore：The outside of relief hole is additionally provided with circular counter bore, and counterbore face and the headlamp of circular counter bore are installed
Plate is close to.
It should be understood that headlamp is equipped with switch, the position of the switch is corresponded on headlamp cover board and is equipped with switch hole so that institute
It states switch to be exposed to outside headlamp cover board, convenient for opening and closing the switch.
Furthermore：Rear shield be enclosed by four groups of rear backplates set made of rectangular box-shaped structure.
Furthermore：Rear backplate forms interconnecting piece close to one end outward bending of panel, and interconnecting piece is fixed on panel.
Furthermore：Rupture pressure disc is posted on tempered glass.
Furthermore：Panel is cabinet body door.
The beneficial effects of the utility model are as follows：The utility model uses metal material, and Double-protection, anti-arcing effect can
It leans on；It is simple in structure, it is easy for installation, do not change original structure；Anti-explosion cover is small, at low cost, beautiful.
Description of the drawings
Fig. 1 is the utility model Medium Voltage Switchgear three-dimensional structure diagram.
Fig. 2 is the utility model front door assembling schematic diagram.
Fig. 3 is the utility model back door assembling schematic diagram.
Label in figure：1- cover boards, 2- rear shields, 3- tempered glass, 4- pressing plates, 5- headlamp mounting plates, 6- headlamps
Mounting hole；7- is switched；8- relief holes；9- headlamps.
Specific implementation mode
It is described in further detail with reference to embodiment and with reference to attached drawing to the utility model.
Embodiment 1：
The explosion-proof cover structure of headlamp of the utility model is as shown in Figure 1 to Figure 3, wherein the utility model is shown in Fig. 1
The external view of entire cabinet after installation.
Headlamp 9 in the explosion-proof cover structure of headlamp of the present embodiment is set to the face of Medium Voltage Switchgear as shown in Figure 1
On the inside of plate, explosion-proof cover body as shown in Figure 3 is additionally provided on the inside of the panel outside headlamp 9.The explosion-proof cover body protects after including
One end of cover 2 and tempered glass 3, rear shield 2 is fixed on the inside of panel, and the other end is fixed with tempered glass 3.
The present embodiment is not particularly limited the fixed form of tempered glass 3, but the steel as a preferred implementation manner,
Change glass 3 to be fixed on rear shield 2 by pressing plate 4.Formation one is close after rear shield 2 and tempered glass 3 are fixed on the inside of panel
Space is sealed, headlamp 9 is located in the sealing space.In order to which the seal of sealing space is effectively ensured, the present embodiment will preferably shine
Bright lamp cover board 1, rear backplate 2 and 4 bending part whole cornerite soldering and sealing of pressing plate processing, seamless after guarantee installation, arc light cannot be introduced into.
The present embodiment is not particularly limited the structure and shape of rear shield 2, but protects afterwards as a preferred implementation manner,
Cover 2 can be enclosed by four groups of rear backplates as shown in Figure 3 to be set, and rectangular box-shaped structure is formed.Rear backplate is close to one end of panel
Outward bending forms interconnecting piece, and convenient for fixing, which is fixed on panel.
In order to enhance the explosion-proof performance of tempered glass 3, can also be sticked rupture pressure disc on tempered glass 3.Tempered glass 3 is excellent
It is selected as the explosion-proof tempered glass of 12mm thickness, to meet light transmission and illumination requirement.
In the explosion-proof cover structure of headlamp of the present embodiment, the mounting means of headlamp is not particularly limited, in the present embodiment
In order to further enhance the explosion-proof performance of cabinet, cover board 1 as shown in Figure 2 is also had additional.Headlamp is equipped on panel to install
Hole 6, headlamp 9 are installed on headlamp mounting plate 5, and after headlamp 9 is from outside through panel, headlamp mounting plate 5 is resisted against
The edge of headlamp mounting hole 6, cover board 1 covers headlamp mounting plate 5, and is fixed on panel.The present embodiment shines in outer side of door
Headlamp cover board 1 is installed at bright lamp position, and headlamp is covered, prevents headlamp to be hit and goes out.
In the present embodiment, the switch 7 of headlamp 9 is set on headlamp mounting plate 5, in lid corresponding with switch 7
Relief hole 8 of 1 position of the plate setting for exposing switch 7.Circular counter bore is also set up in the outside of relief hole 8, the circular counter bore
It is close to headlamp mounting plate 5 in counterbore face.The switching manipulation position of headlamp cover board 1 is designed as circular counter bore knot by the present embodiment
Structure, is conducive to installation positioning, and relief hole 8 exposes switch position for operation.
Four groups of headlamp rear backplates besieged cities, one box body is fixed on headlamp rear backplate by being welded with stud and nut.It is described
Headlamp cover board 1, headlamp rear backplate 2 and pressing plate are all made of metal material, Double-protection, and anti-arcing effect is reliable.
It should be noted that the utility model only with headlamp be installed on the panel of Medium Voltage Switchgear a kind of this situation into
Row explanation, but it is not limited to a kind of this application scenario, it can also be applied on other cabinets, or be applied to other cabinets
On, as long as the purpose of this utility model can be realized.
Although the utility model has been described by way of example and in terms of the preferred embodiments, embodiment is not for limiting the utility model
's.In the spirit and scope for not departing from the utility model, it is new to also belong to this practicality for any equivalent change or retouch done
The protection domain of type.Therefore the scope of protection of the utility model should be mark with the content that claims hereof is defined
It is accurate.
Claims (10)
1. a kind of explosion-proof cover structure of headlamp, the headlamp (9) is installed on the panel in cabinet, it is characterised in that：It is shining
It is provided with explosion-proof cover body on the external cabinet inner panel of bright lamp (9), the explosion-proof cover body includes rear shield (2) and tempered glass
(3), one end of rear shield (2) is fixed on cabinet inner panel, and the other end is fixed with the tempered glass (3), headlamp (9) position
It is formed by sealing space after rear shield (2) is fixed on cabinet inner panel.
2. the explosion-proof cover structure of a kind of headlamp according to claim 1, it is characterised in that：Further include pressing plate (4), the steel
Change glass (3) to be fixed on rear shield (2) by pressing plate (4).
3. the explosion-proof cover structure of a kind of headlamp according to claim 1, it is characterised in that：The panel is equipped with headlamp
Mounting hole (6), headlamp (9) are fixed on after passing through panel from the outside through headlamp mounting hole (6) on panel.
4. the explosion-proof cover structure of a kind of headlamp according to claim 3, it is characterised in that：Further include cover board (1), the photograph
Bright lamp (9) is installed on headlamp mounting plate (5), after headlamp (9) is from outside through panel, headlamp mounting plate (5) against
In headlamp mounting hole (6) edge, the cover board (1) covers headlamp mounting plate (5), and is fixed on panel.
5. the explosion-proof cover structure of a kind of headlamp according to claim 4, it is characterised in that：The headlamp mounting plate (5)
On be provided with switch (7), position corresponding with switch (7) is equipped with the relief hole for exposing switch (7) on the cover board (1)
(8)。
6. the explosion-proof cover structure of a kind of headlamp according to claim 5, it is characterised in that：The outside of the relief hole (8)
It is additionally provided with circular counter bore, the counterbore face of the circular counter bore is close to headlamp mounting plate (5).
7. the explosion-proof cover structure of a kind of headlamp according to claim 1, it is characterised in that：The rear shield (2) is by four
Group rear backplate enclose set made of rectangular box-shaped structure.
8. the explosion-proof cover structure of a kind of headlamp according to claim 7, it is characterised in that：The rear backplate is close to panel
One end outward bending forms interconnecting piece, and the interconnecting piece is fixed on panel.
9. the explosion-proof cover structure of a kind of headlamp according to claim 1, it is characterised in that：It is pasted on the tempered glass (3)
There is rupture pressure disc.
10. the explosion-proof cover structure of a kind of headlamp according to claim 3, it is characterised in that：The panel is cabinet body door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265214.5U CN207834861U (en) | 2018-02-23 | 2018-02-23 | A kind of explosion-proof cover structure of headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820265214.5U CN207834861U (en) | 2018-02-23 | 2018-02-23 | A kind of explosion-proof cover structure of headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207834861U true CN207834861U (en) | 2018-09-07 |
Family
ID=63398407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820265214.5U Active CN207834861U (en) | 2018-02-23 | 2018-02-23 | A kind of explosion-proof cover structure of headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207834861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571663A (en) * | 2019-09-26 | 2019-12-13 | 深圳市光辉电器实业有限公司 | Cabinet door structure and switch cabinet |
-
2018
- 2018-02-23 CN CN201820265214.5U patent/CN207834861U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571663A (en) * | 2019-09-26 | 2019-12-13 | 深圳市光辉电器实业有限公司 | Cabinet door structure and switch cabinet |
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