CN210740304U

CN210740304U - Fireproof lampshade

Info

Publication number: CN210740304U
Application number: CN201921560194.5U
Authority: CN
Inventors: 郭鹏飞
Original assignee: Danyang Penghui Lighting Equipment Co Ltd
Current assignee: Danyang Penghui Lighting Equipment Co Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-12
Anticipated expiration: 2029-09-19

Abstract

The utility model provides a fire prevention type lamp shade, including the lamp shade shell, the case is placed to the last lateral wall fixedly connected with dry powder of lamp shade shell, the lateral wall intercommunication that the case was placed to the dry powder is provided with a plurality of equidistant L type pipes of arranging, is close to the dry powder and places the case be provided with first fuse valve on the L type pipe, a plurality of evenly distributed's orifice is seted up to one side lateral wall that L type pipe is relative with the lamp shade shell. The utility model discloses in, place the setting of the dry powder in the case through the dry powder, when the conflagration breaing out, fusing alloy fusing in first fusing valve and the second fusing valve makes the valve open, carbon dioxide gas in the gasbag gets into the dry powder through communicating pipe and places the case, it evenly sprays on the lateral wall of lamp shade to drive the orifice that the dry powder passes through on the L type pipe, the volatile decomposition thing of the inorganic salt in the dry powder, take place chemical inhibition and negative catalysis with produced free radical or the active group of fuel among the combustion process, make the chain reaction of burning suspend.

Description

Fireproof lampshade

Technical Field

The utility model relates to an equipment technical field for the illumination especially relates to a fire prevention type lamp shade.

Background

The lampshade is a common article in daily life, the lampshade is an illumination appliance covering the bulb and used for condensing light, the traditional lampshade is used for condensing the light emitted by the bulb and irradiating the light to one direction, the brightness of a target point is improved, the damage to eyes caused by the light scattered everywhere is avoided, and meanwhile, the lampshade can also play a role in preventing electric shock.

Traditional lamp shade adopts synthetic fiber cloth more, synthetic plastics or metal material, and when the conflagration breaing out, the lamp shade does not have relevant safeguard measure in the scene of a fire, makes the lamp shade damage easily, and then makes the bulb burn out, causes the electric wire to expose, probably progresses aggravate the condition of a fire, consequently, needs a fire prevention type lamp shade.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention type lamp shade to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: a fireproof lampshade comprises a lampshade shell, wherein a dry powder placing box is fixedly connected to the upper side wall of the lampshade shell, a plurality of L-shaped guide pipes which are arranged at equal intervals are communicated with the side wall of the dry powder placing box, a first fusing valve is arranged on the L-shaped guide pipe close to the dry powder placing box, a plurality of uniformly distributed spray holes are formed in one side wall of the L-shaped guide pipe opposite to the lampshade shell, a plurality of vertically arranged support rods are fixedly connected to the upper side wall of the dry powder placing box, an air bag placing box is fixedly connected to one end, away from the dry powder placing box, of each support rod, an air bag is arranged in the air bag placing box, an air inlet pipe is communicated with one side wall of the air bag, one end, away from the air bag, of each air inlet pipe penetrates through the side wall of the air bag placing box and extends to the outside of the air bag placing box, one side lateral wall intercommunication of gasbag is provided with communicating pipe, the one end of keeping away from the gasbag of communicating pipe runs through the lateral wall that the case was placed to the gasbag and places the case intercommunication with the dry powder and set up, is located the gasbag and places the case outside be provided with the second fusing valve on the communicating pipe.

Preferably, the lampshade shell comprises a supporting shell, a heat insulation layer is coated on the outer surface layer of the supporting shell, and a flame retardant layer is coated on the outer surface layer of the heat insulation layer.

Preferably, the support shell is made of aluminum alloy, copper or stainless steel, the thermal insulation layer, the air bag placing box and the dry powder placing box are made of glass fiber or asbestos, and the flame-retardant layer is made of aluminum hydroxide paint.

Preferably, the dry powder placing box is fixedly connected with the side wall of the lampshade shell through a nut.

Preferably, the dry powder in the dry powder storage box adopts an ammonium phosphate dry powder extinguishing agent.

Preferably, the air bag is made of high-temperature-resistant silicon rubber, and carbon dioxide gas is filled in the air bag.

Preferably, the lampshade shell is in a round table shape.

The utility model has the advantages that:

1. the setting of fire-retardant layer, the insulating layer through the lamp shade makes the lamp shade have the protective screen, and fire-retardant layer can prevent the lamp shade burning, emphasizes the condition of a fire, and the heat of insulating layer isolated fire and dense smoke further protects the lamp shade to avoid the harm of fire and dense smoke.

2. The dry powder in the box is placed through the dry powder, when a fire disaster occurs, the fusing alloy in the first fusing valve and the second fusing valve fuses to open the valve, carbon dioxide gas in the air bag enters the dry powder placing box through the communicating pipe to drive the dry powder to be uniformly sprayed on the outer side wall of the lampshade through the spray holes in the L-shaped guide pipe, volatile decomposers of inorganic salts in the dry powder and free radicals or active groups generated by fuel in the combustion process generate chemical inhibition and negative catalysis, so that the burning chain reaction is interrupted, in addition, the powder of the dry powder falls out of the surface of the outer shell of the lampshade, and a layer of glass-shaped covering layer is formed under the action of high temperature, oxygen is isolated, and the flame-retardant and fireproof effects are achieved.

Drawings

Fig. 1 is a front view of a fireproof lampshade of the present invention;

fig. 2 is a front sectional view of a fireproof lampshade of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. a lampshade shell; 101. a support housing; 102. a thermal insulation layer; 103. a flame retardant layer; 2. a dry powder placing box; 3. an L-shaped conduit; 4. a first fuse valve; 5. spraying a hole; 6. a support bar; 7. an air bag placing box; 8. an air bag; 9. an air inlet pipe; 10. an on-off valve; 11. a communicating pipe; 12. a second fuse valve.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in the figure, the fireproof lampshade comprises a lampshade shell 1, wherein a dry powder placing box 2 is fixedly connected to the upper side wall of the lampshade shell 1, a plurality of L-shaped guide pipes 3 which are arranged at equal intervals are communicated with the side wall of the dry powder placing box 2, a first fusing valve 4 is arranged on the L-shaped guide pipe 3 which is close to the dry powder placing box 2, a plurality of uniformly distributed spray holes 5 are formed in the side wall of the L-shaped guide pipe 3, which is opposite to the lampshade shell 1, a plurality of vertically arranged support rods 6 are fixedly connected to the upper side wall of the dry powder placing box 2, an air bag placing box 7 is fixedly connected to one end, away from the dry powder placing box 2, of each support rod 6, an air bag 8 is arranged in the air bag placing box 7, an air inlet pipe 9 is communicated with one side wall of each air bag 8, one end, away from the air inlet pipe 9, penetrates through the side wall of the air bag placing box 7 and, a communicating pipe 11 is communicated with the side wall of one side of the air bag 8, one end of the communicating pipe 11 far away from the air bag 8 penetrates through the side wall of the air bag placing box 7 and is communicated with the dry powder placing box 2, a second fusing valve 12 is arranged on the communicating pipe 11 positioned on the outer side of the air bag placing box 7, through the arrangement of the dry powder in the dry powder placing box 2, when a fire disaster occurs, fusing alloys in the first fusing valve 4 and the second fusing valve 12 are fused to open a valve, carbon dioxide gas in the air bag 8 enters the dry powder placing box 2 through the communicating pipe 11 to drive the dry powder to be uniformly sprayed on the outer side wall of the lampshade through a spray hole 5 on the L-shaped conduit 3, volatile decomposers of inorganic salt in the dry powder and free radicals or active radicals generated by fuel in the combustion process generate chemical inhibition and negative catalysis, so that the chain reaction of the combustion is interrupted, and in addition, the powder of the dry powder falls, and a layer of glass-shaped covering layer is formed under the action of high temperature, oxygen is isolated, and the effects of flame retardance and fire prevention are achieved.

As shown in the figure, lamp shade shell 1 is including supporting shell 101, the extexine cladding of supporting shell 101 is equipped with insulating layer 102, the heat of insulating layer 102 isolated fire and dense smoke, further protect the lamp shade to avoid the harm of fire and dense smoke, the extexine cladding of insulating layer 102 is equipped with fire-retardant layer 103, fire-retardant layer 103 can prevent the lamp shade burning, the condition of a fire emphasizes, supporting shell 101 adopts the aluminum alloy, copper or stainless steel matter, the hardness is high, insulating layer 102, case 7 is placed to the gasbag, case 2 adopts glass fiber or asbestos material is placed to the dry powder, fire-retardant thermal-insulated effectual, fire-retardant layer 103 adopts the aluminium hydroxide coating, aluminium hydroxide is fire retardant commonly used, can be effectively fire-retardant.

As shown in the figure, the lateral wall fixed connection that case 2 passes through nut and lamp shade shell 1 is placed to the dry powder, convenient dismantlement and maintenance, the dry powder that case 2 was placed to the dry powder adopts ammonium phosphate dry powder extinguishing agent, ammonium phosphate dry powder extinguishing agent is the dry powder extinguishing agent commonly used in the life, can be used to putting out a fire of electrical apparatus, it is practical convenient effective as extinguishing agent, gasbag 8 adopts high temperature resistant silicon rubber material, and be carbon dioxide gas in the gasbag 8, provide power for the blowout of dry powder, lamp shade shell 1 is the round platform form, do benefit to the surface that the dry powder can wider range cover lamp shade shell 1.

The working principle is as follows: when a fire disaster happens, the first fusing valve 4 and the second fusing valve 12 are opened, carbon dioxide gas in the air bag 8 enters the dry powder placing box 2 through the communicating pipe 11, the dry powder is driven to be sprayed on the outer wall of the lampshade shell 1 through the spray holes 5 distributed on the L-shaped guide pipe 3, volatile decomposition products of inorganic salts in the dry powder and free radicals or active groups generated by fuel in the combustion process are subjected to chemical inhibition and negative catalysis, the combustion chain reaction is interrupted, in addition, the powder of the dry powder falls outside the lampshade shell 1, a layer of glass-shaped covering layer is formed under the high-temperature action, oxygen is isolated, the flame-retardant and fireproof effects are achieved, the lampshade shell 1 is sequentially provided with the flame-retardant layer 103 from outside to inside, and the heat-insulating layer 102 can block the damage effect of dense smoke and flame on the lampshade.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire prevention type lamp shade, includes lamp shade shell (1), its characterized in that: case (2) is placed to last lateral wall fixedly connected with dry powder of lamp shade shell (1), the lateral wall intercommunication that case (2) were placed to the dry powder is provided with a plurality of equidistant L type pipe (3) of arranging, is close to the dry powder and places case (2) be provided with first fuse valve (4) on L type pipe (3), a plurality of evenly distributed's orifice (5) are seted up to one side lateral wall that L type pipe (3) are relative with lamp shade shell (1), bracing piece (6) of the last lateral wall fixedly connected with of case (2) a plurality of vertical settings are placed to the dry powder, the one end fixedly connected with gasbag that case (2) was placed to the dry powder is kept away from in bracing piece (6) places case (7), be provided with gasbag (8) in case (7) is placed to the gasbag, one side lateral wall intercommunication of gasbag (8) is provided with intake pipe (9), the one end that gasbag (8) were kept away from in intake pipe (9) runs through the lateral wall that case (7) were placed to the The outer setting, be located the gasbag and place case (7) outside be provided with ooff valve (10) on intake pipe (9), one side lateral wall intercommunication of gasbag (8) is provided with communicating pipe (11), the one end that gasbag (8) were kept away from in communicating pipe (11) runs through the lateral wall that the gasbag placed case (7) and places case (2) intercommunication setting with dry powder, is located the gasbag and places case (7) outside be provided with second fusing valve (12) on communicating pipe (11).

2. A fire resistant lampshade according to claim 1, characterized in that: the lampshade shell (1) comprises a supporting shell (101), a heat insulation layer (102) is coated on the outer surface of the supporting shell (101), and a flame retardant layer (103) is coated on the outer surface of the heat insulation layer (102).

3. A fire resistant lampshade according to claim 2, characterized in that: the support shell (101) is made of aluminum alloy, copper or stainless steel, the heat insulation layer (102), the air bag placing box (7) and the dry powder placing box (2) are made of glass fiber or asbestos, and the flame-retardant layer (103) is made of aluminum hydroxide paint.

4. A fire resistant lampshade according to claim 1, characterized in that: the dry powder placing box (2) is fixedly connected with the side wall of the lampshade shell (1) through a nut.

5. A fire resistant lampshade according to claim 1, characterized in that: the dry powder in the dry powder placing box (2) adopts ammonium phosphate dry powder extinguishing agent.

6. A fire resistant lampshade according to claim 1, characterized in that: the air bag (8) is made of high-temperature-resistant silicon rubber, and carbon dioxide gas is filled in the air bag (8).

7. A fire resistant lampshade according to claim 1, characterized in that: the lampshade shell (1) is in a round table shape.