CN212847057U

CN212847057U - Fire control photoelectric smoke detector with smog drainage structure

Info

Publication number: CN212847057U
Application number: CN202021353746.8U
Authority: CN
Inventors: 王梦文; 王勇豪; 朱孟忆; 范晓冬; 胡亚鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-03-30
Anticipated expiration: 2030-07-11

Abstract

The utility model relates to the technical field of fire-fighting photoelectric smoke sensing equipment, in particular to a fire-fighting photoelectric smoke sensing detector with a smoke drainage structure, which comprises a shell, wherein an air inlet groove is arranged on the bottom surface of the shell, an equipment pipe is arranged at the top of the shell, the equipment pipe is fixedly connected with a clapboard between the equipment pipe and the shell, a vent pipe in a hollow state is fixed at the center of the top of the clapboard, the bottom of the vent pipe penetrates through the clapboard and extends out, a fixed plate is arranged at the top of the vent pipe, a filtering mechanism is connected between the equipment pipe and the fixed plate, a base is sleeved at the outer side of the fixed plate, a through hole is arranged at the middle part of the base, the fixed plate is embedded in the through hole and is fixedly connected with the inner part of the base through a connecting mechanism, a mounting plate is, and then the fixing plate is pulled downwards to enable the supporting block to slide out of the corresponding embedding port, so that the operation is simple and convenient.

Description

Fire control photoelectric smoke detector with smog drainage structure

Technical Field

The utility model relates to a fire control photoelectricity smoke sensing equipment field especially relates to a fire control photoelectricity smoke detector with smog drainage structure.

Background

The photoelectric smoke detector is a device for detecting fire by utilizing absorption and scattering effects of fire smoke on light, and can remind people of factors possibly caused by the fire in time, so that the photoelectric smoke detector for fire protection is very important in life.

In order to ensure that the detector can normally work, a worker needs to frequently inspect and repair the detector to ensure that the detector is always in a normal working state, but the detector is usually fixed by screws or embedded in a wall or a wall top, and when the detector needs to be disassembled and repaired, the detector is very troublesome, time-consuming and labor-consuming, and can damage the wall, so that the overhauling working efficiency is influenced, smoke dust in the existing detector is difficult to discharge and accumulate in a shell, and internal parts are easily damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fire-fighting photoelectric smoke detector with a smoke drainage structure.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a fire control photoelectricity smoke detector with smog drainage structure, includes the casing, the casing bottom is the hemisphere, the air inlet duct has been seted up to the casing bottom surface, the casing top is equipped with the equipment pipe, fixed connection is in the baffle between equipment pipe and the casing, baffle top center department is fixed with the permeability cell that is the fretwork state, the permeability cell bottom runs through the baffle and extends away, the permeability cell top is equipped with the fixed plate, be connected with filtering mechanism between equipment pipe and the fixed plate, the base has been cup jointed in the fixed plate outside, the through-hole has been seted up at the base middle part, the fixed plate inlays and locates inside the through-hole to the fixed plate passes through coupling mechanism fixed connection and inside the base, the base top is equipped with the mounting panel, the mounting panel both sides are equipped with the installation.

Preferably, the connecting mechanism comprises a plurality of supporting blocks fixed at the edge of the fixing plate, a sliding groove corresponding to the supporting blocks is formed in the side wall of the base, the supporting blocks are arranged inside the sliding groove, a plurality of embedding openings corresponding to the supporting blocks are formed in the bottom of the sliding groove, and a limiting mechanism is arranged inside the sliding groove.

Preferably, stop gear is including setting up in the inside limiting plate of base, the lateral wall both ends of limiting plate are fixed with the stopper, the stopper runs through the spout lateral wall and extends inside getting into the spout, the supporting shoe sets up between two stoppers, the inside spring that is fixed with of base, spring end and limiting plate fixed connection.

Preferably, the supporting block and the side wall of the limiting block are both provided with arc-shaped surfaces, and the supporting block abuts against the side walls of the two limiting blocks.

Preferably, filtering mechanism is including being fixed in the filter at equipment pipe top, filter top and fixed plate fixed connection, the inside filtration sponge that is equipped with of filter to filter lateral wall fretwork state, the permeability cell runs through the filter and extends into.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. when the device needs to be disassembled, the fixing plate only needs to be rotated, the supporting block is extruded and separated from between the two limiting blocks, and then the fixing plate is pulled downwards to enable the supporting block to slide out of the corresponding embedding port, so that the device is simple and convenient to operate, does not need to disassemble screws, and causes repeated damage to the wall body.

2. The device is when using, inside making the flue gas get into the casing through the air inlet duct, the flue gas is along the permeability cell inner wall rebound, it is inside to get into the equipment pipe, take place the reaction with the inside part of equipment pipe, finally, the flue gas is inside along the permeability cell inner wall entering filter, pass the filter sponge, filter out through the fixed particle of filter sponge in with the flue gas, make fixed particle pile up inside the filter sponge, prevent that fixed particle from piling up inside the casing, cause the damage to the internals, and at last, the flue gas after the filtration flows from filter both sides position, prevent that the flue gas from causing secondary pollution to the outside air.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an overall sectional view of the present invention;

fig. 3 is a top cross-sectional view of the present invention;

fig. 4 is a schematic structural diagram of a position a of the present invention.

In the figure: the filter comprises a shell 1, an air inlet groove 2, a vent pipe 3, a partition plate 4, a filter sponge 5, a fixing plate 6, a mounting plate 7, a base 8, a through hole 9, a mounting protrusion 10, a bolt hole 11, a spring 12, a limiting plate 13, a limiting block 14, a filter plate 16, a supporting block 17, an embedding opening 18, a sliding groove 19 and an equipment pipe 20.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The fire-fighting photoelectric smoke detector with the smoke drainage structure comprises a shell 1, the bottom of the shell 1 is hemispherical, an air inlet groove 2 is formed in the bottom surface of the shell 1, an equipment pipe 20 is arranged at the top of the shell 1, the equipment pipe 20 is fixedly connected with a partition plate 4 between the shell 1, a vent pipe 3 in a hollow state is fixed at the center of the top of the partition plate 4, the bottom of the vent pipe 3 penetrates through the partition plate 4 and extends out, a fixing plate 6 is arranged at the top of the vent pipe 3, a filtering mechanism is connected between the equipment pipe 20 and the fixing plate 6 and comprises a filter plate 16 fixed at the top of the equipment pipe 20, the top of the filter plate 16 is fixedly connected with the fixing plate 6, a filter sponge 5 is arranged inside the filter plate 16, the side wall of the filter plate 16 is in a hollow state.

The implementation mode is specifically as follows: the device is when using, make the flue gas get into inside casing 1 through air inlet duct 2, 3 inner walls rebound of permeability cell are followed to the flue gas, get into inside equipment pipe 20, react with the inside part of equipment pipe 20, and finally, the flue gas is inside along 3 inner walls of permeability cell get into filter 16, pass filter sponge 5, filter sponge 5 and come out with the fixed particle filtration in the flue gas, make fixed particle pile up inside filter sponge 5, prevent that fixed particle from piling up inside casing 1, cause the damage to inside part, and finally, the flue gas after the filtration flows from 16 both sides positions of filter.

As shown in fig. 1-4, a base 8 is sleeved on the outer side of a fixing plate 6, a through hole 9 is formed in the middle of the base 8, the fixing plate 6 is embedded in the through hole 9, the fixing plate 6 is fixedly connected with the inside of the base 8 through a connecting mechanism, the connecting mechanism comprises a plurality of supporting blocks 17 fixed at the edge of the fixing plate 6, a sliding groove 19 corresponding to the supporting blocks 17 is formed in the side wall of the base 8, the supporting blocks 17 are arranged in the sliding groove 19, a plurality of embedding openings 18 corresponding to the supporting blocks 17 are formed in the bottom of the sliding groove 19, and a limiting mechanism;

the limiting mechanism comprises a limiting plate 13 arranged inside the base 8, limiting blocks 14 are fixed at two ends of the side wall of the limiting plate 13, the limiting blocks 14 penetrate through the side wall of the sliding groove 19 and extend into the sliding groove 19, a supporting block 17 is arranged between the two limiting blocks 14, arc-shaped surfaces are arranged on the side walls of the supporting block 17 and the limiting blocks 14, the supporting block 17 abuts against the side walls of the two limiting blocks 14, a spring 12 is fixed inside the base 8, and the tail end of the spring 12 is fixedly connected with the limiting plate 13;

the top of the base 8 is provided with a mounting plate 7, two sides of the mounting plate 7 are provided with mounting protrusions 10, and the surfaces of the mounting protrusions 10 are provided with bolt holes 11.

The implementation mode is specifically as follows: when the device is installed, firstly, bolts pass through the bolt holes 11, the installation protrusions 10 and the base 8 are fixed on a wall through the bolts, then the fixing plate 6 is inserted into the through hole 9, the supporting blocks 17 around the fixing plate 6 are inserted into the corresponding embedding openings 18, the fixing plate 6 is rotated, the supporting blocks 17 are rotated in the sliding grooves, the supporting blocks 17 impact the limiting blocks 14 through rotating the supporting blocks 17, the supporting blocks 17 are abutted against the arc-shaped surfaces of the limiting blocks 14, the supporting blocks 17 slide along the side walls of the limiting blocks 14, so that the limiting blocks 14 are forced to extrude the limiting plates 13 backwards, the limiting plates 13 are enabled to move backwards, the springs 12 are extruded, the springs 12 contract to generate elasticity, meanwhile, the supporting blocks 17 slide into the position between the two limiting blocks 14, the springs 12 push the limiting plates 13 outwards under the action of the elasticity, the limiting plates 13 push the two limiting blocks, make two stopper 14 lateral walls offset with supporting shoe 17, thereby be fixed in the position between two stopper 14 with supporting shoe 17, and support fixed plate 6 through stopper 14, prevent that fixed plate 6 from falling, and at last, when needing to dismantle the device, only need rotate fixed plate 6, make supporting shoe 17 extrusion and break away from between two stopper 14, stimulate fixed plate 6 downwards again make supporting shoe 17 from the inside roll-off of the embedding mouth 18 that corresponds can, easy operation is convenient, need not to dismantle the screw, cause destruction many times to the wall body.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4, when the device is installed, firstly, a bolt penetrates through a bolt hole 11, an installation bulge 10 and a base 8 are fixed on a wall through the bolt, then a fixing plate 6 is inserted into a through hole 9, supporting blocks 17 around the fixing plate 6 are inserted into corresponding embedding openings 18, the fixing plate 6 is rotated, the supporting blocks 17 rotate in a sliding groove, the supporting blocks 17 impact a limiting block 14 by rotating the supporting blocks 17, the supporting blocks 17 are abutted against the arc-shaped surfaces of the limiting block 14, the supporting blocks 17 slide along the side walls of the limiting block 14, so that the limiting blocks 14 are forced to press the limiting plates 13 backwards, the limiting plates 13 are forced to move backwards, the springs 12 are pressed, the springs 12 are contracted to generate elastic force, meanwhile, the supporting blocks 17 slide into the position between the two limiting blocks 14, and the springs 12 push the limiting plates 13 outwards under the action of the, the limiting plate 13 pushes the two limiting blocks 14 to move outwards, so that the side walls of the two limiting blocks 14 abut against the supporting block 17, the supporting block 17 is fixed at a position between the two limiting blocks 14, the fixing plate 6 is supported by the limiting blocks 14, the fixing plate 6 is prevented from falling, finally, when the device needs to be disassembled, the fixing plate 6 only needs to be rotated, the supporting block 17 is extruded and separated from the position between the two limiting blocks 14, and the fixing plate 6 is pulled downwards to enable the supporting block 17 to slide out of the corresponding embedding opening 18, so that the device is simple and convenient to operate, screws do not need to be disassembled, and multiple damages are caused to a;

when the device is in use, the flue gas enters the shell 1 through the air inlet groove 2, the flue gas moves upwards along the inner wall of the vent pipe 3, enters the equipment pipe 20 and reacts with parts inside the equipment pipe 20, finally, the flue gas enters the filter plate 16 along the inner wall of the vent pipe 3, passes through the filter sponge 5, filters out fixed particles in the flue gas through the filter sponge 5, and finally, the filtered flue gas flows out from the positions of two sides of the filter plate 16.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a fire control photoelectricity smoke detector with smog drainage structure, includes casing (1), its characterized in that: the bottom of the shell (1) is hemispherical, the air inlet groove (2) is formed in the bottom surface of the shell (1), the top of the shell (1) is provided with an equipment pipe (20), the equipment pipe (20) is fixedly connected with the partition plate (4) with the shell (1), the center of the top of the partition plate (4) is fixedly provided with a ventilation pipe (3) in a hollow state, the bottom of the ventilation pipe (3) penetrates through the partition plate (4) and extends out, the top of the ventilation pipe (3) is provided with a fixing plate (6), a filtering mechanism is connected between the equipment pipe (20) and the fixing plate (6), the outer side of the fixing plate (6) is sleeved with a base (8), the middle of the base (8) is provided with a through hole (9), the fixing plate (6) is embedded in the through hole (9), the fixing plate (6) is fixedly connected with the inner part of the base (8) through a connecting mechanism, the, the mounting plate (7) both sides are equipped with installation arch (10), bolt hole (11) have been seted up on installation arch (10) surface.

2. A fire fighting photoelectric smoke detector with smoke guiding structure as defined in claim 1, wherein: the connecting mechanism comprises a plurality of supporting blocks (17) fixed at the edge of the fixing plate (6), sliding grooves (19) corresponding to the supporting blocks (17) are formed in the side wall of the base (8), the supporting blocks (17) are arranged inside the sliding grooves (19), a plurality of embedding openings (18) corresponding to the supporting blocks (17) are formed in the bottom of the sliding grooves (19), and limiting mechanisms are arranged inside the sliding grooves (19).

3. A fire fighting photoelectric smoke detector with smoke guiding structure as defined in claim 2, wherein: stop gear is including setting up in inside limiting plate (13) of base (8), the lateral wall both ends of limiting plate (13) are fixed with stopper (14), inside stopper (14) run through spout (19) lateral wall and extend and get into spout (19), supporting shoe (17) set up between two stopper (14), base (8) inside is fixed with spring (12), terminal and limiting plate (13) fixed connection of spring (12).

4. A fire fighting photoelectric smoke detector with smoke guiding structure as defined in claim 3, wherein: the side walls of the supporting block (17) and the limiting blocks (14) are provided with arc-shaped surfaces, and the supporting block (17) is abutted to the side walls of the two limiting blocks (14).

5. A fire fighting photoelectric smoke detector with smoke guiding structure as defined in claim 1, wherein: the filter mechanism is including being fixed in filter (16) at equipment pipe (20) top, filter (16) top and fixed plate (6) fixed connection, filter (16) inside is equipped with filters sponge (5) to filter (16) lateral wall fretwork state, permeability cell (3) run through filter (16) and extend into.