CN217767580U - Flue gas induction device - Google Patents

Abstract

The utility model relates to the technical field of fire-fighting equipment, in particular to a smoke sensing device, which enables lenses on a light-emitting element and a photosensitive element to recover to be clean, reduces false alarms and improves the reliability of the device; the novel LED lamp comprises a housin, light emitting element, photosensitive element, a plurality of slide rails, slide frame, two scrape the board, electric push rod and wireless unit, light emitting element and photosensitive element install respectively on the inner wall about the casing, all be provided with lens on light emitting element and the photosensitive element, light emitting element and photosensitive element align, a plurality of slide rails are vertical to be installed on the inside wall of casing, slide frame is through a plurality of sliders and a plurality of slide rail sliding connection, two scrape the left and right sides that the board was installed respectively at slide frame, two scrape the board respectively with light emitting element and photosensitive element's lens scraping contact, the electric push rod passes through the diaphragm and installs the lower terminal surface at the casing, the removal end of electric push rod is connected with the middle part transmission of slide frame, wireless unit installs on the outer wall of casing, be provided with the controller in the wireless unit.

Description

Flue gas induction device

Technical Field

The utility model relates to a technical field of fire-fighting equipment especially relates to a flue gas induction system.

Background

The smoke detector comprises two types of ion type smoke detectors and photoelectric type smoke detectors, wherein the photoelectric type smoke detector adopts the working principle that a built-in emission geminate transistor is arranged, namely a light-emitting element and a photosensitive element, light emitted by a common light source is emitted onto the photosensitive element through a lens, a circuit is maintained to be normal, if smoke is blocked from the photoelectric element, light reaching the photosensitive element is obviously weakened, then the photosensitive element changes light intensity into electric change, an alarm is given to people through an amplifying circuit, in actual use, air continuously flows through the light-emitting element and the photosensitive element of the smoke detector, dust carried in the air can be attached to the light-emitting element and the photosensitive element, light emitted by the light-emitting element is weakened, meanwhile, the light received by the photosensitive element is weakened, false alarm can be caused, and the reliability of the smoke detector is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a make lens on light emitting component and the photosensitive element resume clean, reduce the wrong report alert, improve a flue gas induction system of the reliability of device.

The utility model discloses a flue gas induction system, which comprises a housin, light emitting component, photosensitive element, a plurality of slide rails, sliding frame, two scraping plates, electric putter and wireless unit, the inside of casing is provided with the vertical air duct that link up, light emitting component and photosensitive element install respectively on the inner wall about the casing, all be provided with lens on light emitting component and the photosensitive element, light emitting component and photosensitive element align, a plurality of slide rails are vertically installed on the inside wall of casing, sliding frame passes through a plurality of sliders and a plurality of slide rail sliding connection, two scraping plates are installed respectively in the left and right sides of sliding frame, two scraping plates scrape the contact with light emitting component and photosensitive element's lens respectively, the electric putter is installed at the lower terminal surface of casing through the diaphragm, the removal end of electric putter is connected with the middle part transmission of sliding frame, wireless unit installs on the outer wall of casing, be provided with the controller in the wireless unit; set for the clean light-emitting component of scraping and light sensitive element's of scraping time interval and the clear length of time of scraping through the controller among the wireless unit, light-emitting component and light sensitive element can not take place wrong report police in the clear length of scraping, install the casing in the assigned position, when arriving the time of settlement, electric push rod extension and shortening repeatedly, make the removal end of electric push rod drive the sliding frame and move repeatedly from top to bottom along a plurality of slide rails, and then make two scrape the dust on the board scrapes the lens of light-emitting component and light sensitive element respectively, make the lens on light-emitting component and the light sensitive element resume cleanly, the light that avoids light-emitting component to send weakens, avoid the light that light sensitive element received to weaken, reduce wrong report police, improve the reliability of device.

Preferably, the scraper device further comprises two clamping plates, two connecting strips and two pressing plates, wherein the clamping plates are arranged on the outer walls of the left side and the right side of the sliding frame, a plurality of clamping grooves are formed in the two clamping plates, openings of the clamping grooves are located on the lower end surfaces of the two clamping plates, the connecting strips are arranged on the rear portions of the two scraping plates respectively, a plurality of clamping blocks are arranged on the two connecting strips, the clamping blocks are matched with the clamping grooves of the two clamping plates respectively, the inner ends of the two pressing plates are rotatably arranged on the lower end surfaces of the two clamping plates respectively, hook mechanisms are arranged on the front side and the rear side of the outer ends of the two pressing plates respectively, and the two pressing plates are connected with the two clamping plates through the hook mechanisms; after a certain time, the scraping plate can be aged, can change when fire extinguishing system inspects, when changing the scraping plate, open the couple mechanism of clamp plate, the clamp plate overturns downwards, make clamp plate and connecting strip break away from, deviate from a plurality of draw-in grooves of cardboard with a plurality of fixture blocks of connecting strip, take off the scraping plate, go into a plurality of draw-in grooves on the cardboard with a plurality of fixture block cards on the connecting strip of new scraping plate, rotate the clamp plate, make the couple mechanism hook of clamp plate hang on the cardboard, make the clamp plate compress tightly the connecting strip on the cardboard, realize quick replacement, the practicality of improvement device.

Preferably, the hook mechanism further comprises a slotted hole, a hook plate, a shaft pin and a torsion spring, wherein the side wall of the pressing plate is provided with an ear plate, the slotted hole is formed in the lower end face of the clamping plate, a groove is formed in the slotted hole, the middle part of the hook plate is provided with the shaft pin, two ends of the shaft pin are respectively connected with the ear plate of the pressing plate in a rotating mode, the torsion spring is sleeved on the shaft pin, two ends of the torsion spring are respectively connected with the shaft pin and the ear plate of the pressing plate, the upper part of the hook plate is provided with a hook, the hook of the hook plate extends into the slotted hole, and the hook of the hook plate is hooked with the groove of the slotted hole; the lower part of the hook plate is pressed, so that after the upper hook of the hook plate is separated from the groove of the groove hole, the pressing plate can be turned downwards to be opened, after the scraping plate is replaced, the pressing plate is turned upwards to be buckled, the hook of the hook plate is hung in the groove of the groove hole, the torsion of the torsion spring presses the hook of the hook plate in the groove of the groove hole through the shaft pin, quick locking is achieved, and the operation convenience of the device is improved.

Preferably, the air conditioner further comprises a plurality of angle plates, wherein the angle plates are uniformly arranged on the upper end surface of the side wall of the shell, the angle plates are provided with mounting bolt holes, and a ventilation space is arranged between the angle plates and the upper end surface of the side wall of the shell; the mounting bolts respectively penetrate through the mounting bolt holes of the angle plates to mount the shell at a specified position, air enters between the light-emitting element and the photosensitive element through the air channel of the shell and is discharged through the ventilation space between the angle plates and the shell, so that the mounting of the device is facilitated, and the ventilation is facilitated.

Preferably, the device also comprises a motor, a motor bracket and fan blades, wherein the motor is arranged at the upper part of the air channel of the shell through the motor bracket, the motor bracket is provided with a plurality of fan blades, and the fan blades are positioned above the light-emitting element and the photosensitive element; the motor drives a plurality of flabellums to rotate, and a plurality of flabellums promote the casing in the air from up flowing down, improve the air mass flow between light emitting component and the light sensitive element for the device can detect smog in advance, and improve alarm time, improves the reliability of device.

Preferably, the wireless unit further comprises a box body, an antenna, indicator lamps and a buzzer, the box body is mounted on the outer wall of the shell, the antenna is mounted on the upper end face of the box body, the indicator lamps are mounted on the front end face of the box body, the buzzer is mounted on the box body, and the controller is mounted in the box body; carry out wireless connection through antenna and fire alarm system, reduce the wiring, a plurality of pilot lamps show the state of box, and bee calling organ sends the chimes of doom when having smog, reports to the police to the personnel at scene, improves the practicality of device.

Compared with the prior art, the beneficial effects of the utility model are that: set for the interval of scraping clean light emitting component and light sensitive element and the clear length of scraping through the controller among the wireless unit, light emitting component and light sensitive element can not take place the wrong report alert when the scraping is clear, install the casing in the assigned position, when arriving the time of settlement, extension and the shortening that the electricity push rod relapse, make the removal end of electricity push rod drive the sliding frame and remove repeatedly from top to bottom along a plurality of slide rails, and then make two scrape the board scrape respectively the dust on the lens of light emitting component and light sensitive element, make the lens on light emitting component and the light sensitive element resume cleanly, the light that avoids light emitting component to send weakens, avoid the light that light sensitive element received to weaken, reduce the wrong report alert, improve the reliability of device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a half-section structure of the present invention;

FIG. 3 is an exploded view of the structure of the sliding frame, the scraping plate, the clamping plate, the connecting bar, the pressing plate, etc.;

FIG. 4 is a schematic bottom exploded view of the structure of the sliding frame, the scraping plate, the clamping plate, the connecting strip, the pressing plate, etc.;

FIG. 5 is a schematic view of a partial enlarged structure at A;

fig. 6 is a schematic view of the axial measurement structure of the present invention;

in the drawings, the reference numbers: 1. a housing; 2. a light emitting element; 3. a photosensitive element; 4. a slide rail; 5. a slide frame; 6. a scraping plate; 7. an electric push rod; 8. clamping a plate; 9. a connecting strip; 10. pressing a plate; 11. a slot; 12. a hook plate; 13. a shaft pin; 14. a torsion spring; 15. a gusset; 16. a motor; 17. a motor bracket; 18. a fan blade; 19. a box body; 20. an antenna; 21. an indicator light; 22. a buzzer.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A flue gas sensing device comprises a shell 1, a light-emitting element 2, a photosensitive element 3, a plurality of sliding rails 4, a sliding frame 5, two scraping plates 6, an electric push rod 7 and a wireless unit, wherein a vertical through air channel is arranged inside the shell 1, the light-emitting element 2 and the photosensitive element 3 are respectively installed on the left inner wall and the right inner wall of the shell 1, lenses are respectively arranged on the light-emitting element 2 and the photosensitive element 3, the light-emitting element 2 is aligned with the photosensitive element 3, the sliding rails 4 are vertically installed on the inner side wall of the shell 1, the sliding frame 5 is in sliding connection with the sliding rails 4 through a plurality of sliding blocks, the two scraping plates 6 are respectively installed on the left side and the right side of the sliding frame 5, the two scraping plates 6 are respectively in scraping contact with the lenses of the light-emitting element 2 and the photosensitive element 3, the electric push rod 7 is installed on the lower end face of the shell 1 through a transverse plate, the moving end of the electric push rod 7 is in transmission connection with the middle of the sliding frame 5, the wireless unit is installed on the outer wall of the shell 1, and a controller is arranged in the wireless unit; set for the interval of scraping clean light emitting component 2 and light sensitive element 3 and the clear length of time of scraping through the controller among the wireless unit, light emitting component 2 and light sensitive element 3 can not take place the wrong report alert when the scraping is clear, install casing 1 at the assigned position, when arriving the time of settlement, extension and the shortening that electric push rod 7 relapse, make the removal end of electric push rod 7 drive sliding frame 5 along a plurality of slide rails 4 upper and lower remove repeatedly, and then make two scrape 6 scrape respectively and fall the dust on the lens of light emitting component 2 and light sensitive element 3, make the lens on light emitting component 2 and the light sensitive element 3 resume cleanly, the light of avoiding light emitting component to send weakens, avoid the light that light sensitive element received to weaken, reduce the wrong report alert, improve the reliability of device.

Example 2

A flue gas sensing device comprises a shell 1, a light-emitting element 2, a photosensitive element 3, a plurality of sliding rails 4, a sliding frame 5, two scraping plates 6, an electric push rod 7 and a wireless unit, wherein a vertical through air channel is arranged inside the shell 1, the light-emitting element 2 and the photosensitive element 3 are respectively installed on the left inner wall and the right inner wall of the shell 1, lenses are respectively arranged on the light-emitting element 2 and the photosensitive element 3, the light-emitting element 2 is aligned with the photosensitive element 3, the sliding rails 4 are vertically installed on the inner side wall of the shell 1, the sliding frame 5 is in sliding connection with the sliding rails 4 through a plurality of sliding blocks, the two scraping plates 6 are respectively installed on the left side and the right side of the sliding frame 5, the two scraping plates 6 are respectively in scraping contact with the lenses of the light-emitting element 2 and the photosensitive element 3, the electric push rod 7 is installed on the lower end face of the shell 1 through a transverse plate, the moving end of the electric push rod 7 is in transmission connection with the middle of the sliding frame 5, the wireless unit is installed on the outer wall of the shell 1, and a controller is arranged in the wireless unit; the sliding frame is characterized by further comprising two clamping plates 8, two connecting strips 9 and two pressing plates 10, the clamping plates 8 are arranged on the outer walls of the left side and the right side of the sliding frame 5, a plurality of clamping grooves are formed in the two clamping plates 8, openings of the clamping grooves are located on the lower end faces of the two clamping plates 8, the connecting strips 9 are arranged on the rear portions of the two scraping plates 6 respectively, a plurality of clamping blocks are arranged on the two connecting strips 9 respectively and are matched with the clamping grooves of the two clamping plates 8 respectively, the inner ends of the two pressing plates 10 are rotatably arranged on the lower end faces of the two clamping plates 8 respectively, hook mechanisms are arranged on the front side and the rear side of the outer ends of the two pressing plates 10 respectively, and the two pressing plates 10 are connected with the two clamping plates 8 through the hook mechanisms; the hook mechanism further comprises a slotted hole 11, a hook plate 12, a shaft pin 13 and a torsion spring 14, wherein the side wall of the pressing plate 10 is provided with an ear plate, the slotted hole 11 is arranged on the lower end face of the clamping plate 8, a groove is arranged inside the slotted hole 11, the middle part of the hook plate 12 is provided with the shaft pin 13, two ends of the shaft pin 13 are respectively connected with the ear plate of the pressing plate 10 in a rotating way, the torsion spring 14 is sleeved on the shaft pin 13, two ends of the torsion spring 14 are respectively connected with the shaft pin 13 and the ear plate of the pressing plate 10, the upper part of the hook plate 12 is provided with a hook, the hook of the hook plate 12 extends into the slotted hole 11, and the hook of the hook plate 12 is connected with the groove of the slotted hole 11 in a hooking way; after a certain time, the scraping plate 6 is aged and can be replaced during the inspection of a fire-fighting system, when the scraping plate 6 is replaced, the lower part of the hook plate 12 is pressed, the upper hook of the hook plate 12 is separated from the groove of the slotted hole 11, the pressing plate 10 is turned downwards and separated from the connecting strip 9, the clamping blocks of the connecting strip 9 are separated from the clamping grooves of the clamping plate 8, the scraping plate 6 is taken down, the clamping blocks on the connecting strip 9 of the new scraping plate 6 are clamped into the clamping grooves of the clamping plate 8, the pressing plate 10 is turned upwards and buckled, the hook of the hook plate 12 is hung in the groove of the slotted hole 11, the torsion of the torsion spring 14 tightly presses the hook of the hook plate 12 in the groove of the slotted hole 11 through the shaft pin 13, the pressing plate 10 tightly presses the connecting strip 9 on the clamping plate 8, the quick replacement is realized, and the operation convenience of the device is improved.

Example 3

A flue gas sensing device comprises a shell 1, a light-emitting element 2, a photosensitive element 3, a plurality of sliding rails 4, a sliding frame 5, two scraping plates 6, an electric push rod 7 and a wireless unit, wherein a vertical through air channel is arranged inside the shell 1, the light-emitting element 2 and the photosensitive element 3 are respectively installed on the left inner wall and the right inner wall of the shell 1, lenses are respectively arranged on the light-emitting element 2 and the photosensitive element 3, the light-emitting element 2 is aligned with the photosensitive element 3, the sliding rails 4 are vertically installed on the inner side wall of the shell 1, the sliding frame 5 is in sliding connection with the sliding rails 4 through a plurality of sliding blocks, the two scraping plates 6 are respectively installed on the left side and the right side of the sliding frame 5, the two scraping plates 6 are respectively in scraping contact with the lenses of the light-emitting element 2 and the photosensitive element 3, the electric push rod 7 is installed on the lower end face of the shell 1 through a transverse plate, the moving end of the electric push rod 7 is in transmission connection with the middle of the sliding frame 5, the wireless unit is installed on the outer wall of the shell 1, and a controller is arranged in the wireless unit; the shell is characterized by further comprising a plurality of angle plates 15, wherein the angle plates 15 are uniformly arranged on the upper end surfaces of the side walls of the shell 1, the angle plates 15 are provided with mounting bolt holes, and a ventilation space is arranged between the angle plates 15 and the upper end surfaces of the side walls of the shell 1; the light-emitting device further comprises a motor 16, a motor support 17 and fan blades 18, wherein the motor 16 is installed on the upper portion of the air channel of the shell 1 through the motor support 17, the motor support 17 is provided with the plurality of fan blades 18, and the plurality of fan blades 18 are located above the light-emitting element 2 and the photosensitive element 3; the wireless unit further comprises a box body 19, an antenna 20, indicator lamps 21 and a buzzer 22, wherein the box body 19 is installed on the outer wall of the shell 1, the antenna 20 is installed on the upper end face of the box body 19, the indicator lamps 21 are installed on the front end face of the box body 19, the buzzer 22 is installed on the box body 19, and the controller is installed in the box body 19; a plurality of construction bolts pass the construction bolt hole of a plurality of scutches 15 respectively and install casing 1 in the assigned position, motor 16 drives a plurality of flabellum 18 and rotates, a plurality of flabellum 18 promote casing 1 air from upwards flowing down, the air admission is between light emitting component 2 and the light sensitive element 3, and discharge through the ventilation space between a plurality of scutches 15 and casing 1, make the device can detect smog in advance, and improve alarm time, carry out wireless connection through antenna 20 and fire alarm system, reduce the wiring, a plurality of pilot lamps 21 show the state of box 19, bee calling organ 22 sends the chimes of doom when having smog, report to the police to the personnel at scene, the practicality of improvement device.

As shown in fig. 1 to 6, the utility model discloses a flue gas sensing device, it is at the during operation, at first the time interval of the clean light-emitting element 2 of scraping and light sensitive element 3 of settlement through the controller in box 19 is long with the scraping is clean, light-emitting element 2 and light sensitive element 3 can not take place wrong report police in the clean length of scraping, later a plurality of construction bolts pass the construction bolt hole of a plurality of scutches 15 respectively and install casing 1 in the assigned position, then when arriving the settlement time, electric push rod 7 extension and shortening repeatedly, make the removal end of electric push rod 7 drive slide frame 5 along a plurality of slide rails 4 upper and lower repetitious movements, and make two scraping boards 6 scrape respectively and fall the dust on the lens of light-emitting element 2 and light sensitive element 3, make the lens on light-emitting element 2 and light sensitive element 3 resume clean, change scraping board 6 at last, press the lower part of couple board 12, make the upper portion couple of couple board 12 break away from the back with the slot of slot hole 11, can open pressing plate 10 upset downwards, take out aged scraping board 6, the couple board 6 of the torsion spring card that connects on the connection card of a plurality of scraping board 9 of hanging board can pass through the clamp plate 11 in the slot hole 11 of the clamp plate 11 in the clamp plate that makes.

The utility model discloses the main function who realizes does: the lenses on the light-emitting element 2 and the photosensitive element 3 are enabled to be recovered to be clean, false alarms are reduced, and the reliability of the device is improved.

The installation mode, the connection mode or the setting mode of the smoke sensing device of the utility model are common mechanical modes, and the smoke sensing device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a flue gas induction system's light emitting component 2, light sensitive element 3, slide rail 4, electric putter 7, motor 16, flabellum 18, box 19, antenna 20, pilot lamp 21, bee calling organ 22 are purchase on the market, technical staff in this industry only need according to its subsidiary service instruction install and operate can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a flue gas induction system, a serial communication port, including casing (1), light emitting component (2), photosensitive element (3), a plurality of slide rail (4), sliding frame (5), two scrape board (6), electric push rod (7) and wireless unit, the inside of casing (1) is provided with vertical air channel who link up, light emitting component (2) and photosensitive element (3) are installed respectively on the inner wall about casing (1), all be provided with lens on light emitting component (2) and photosensitive element (3), light emitting component (2) and photosensitive element (3) align, a plurality of slide rail (4) are vertical to be installed on the inside wall of casing (1), sliding frame (5) are through a plurality of sliders and a plurality of slide rail (4) sliding connection, two scrape board (6) and install respectively in the left and right sides of sliding frame (5), two scrape board (6) scrape the contact with the lens scraping of light emitting component (2) and photosensitive element (3) respectively, electric push rod (7) are installed at the lower extreme of casing (1) through the diaphragm, the outer wall that moves of electric push rod (7) and install on the sliding frame (5), be provided with the wireless unit control unit in the middle part (1).

2. The smoke sensing device according to claim 1, further comprising two clamping plates (8), two connecting strips (9) and two pressing plates (10), wherein the clamping plates (8) are arranged on the outer walls of the left side and the right side of the sliding frame (5), a plurality of clamping grooves are arranged on the two clamping plates (8), openings of the clamping grooves are located on the lower end faces of the two clamping plates (8), the connecting strips (9) are arranged on the rear portions of the two scraping plates (6) respectively, a plurality of clamping blocks are arranged on the two connecting strips (9), the clamping blocks are matched with the clamping grooves of the two clamping plates (8) respectively, inner ends of the two pressing plates (10) are rotatably mounted on the lower end faces of the two clamping plates (8) respectively, hook mechanisms are arranged on the front side and the rear side of the outer ends of the two pressing plates (10), and the two pressing plates (10) are connected with the two clamping plates (8) through the hook mechanisms.

3. The smoke sensing device as claimed in claim 2, wherein the hooking mechanism further comprises a slot hole (11), a hooking plate (12), a shaft pin (13) and a torsion spring (14), wherein the side wall of the pressing plate (10) is provided with a lug plate, the slot hole (11) is arranged on the lower end surface of the clamping plate (8), a groove is arranged inside the slot hole (11), the middle part of the hooking plate (12) is provided with the shaft pin (13), two ends of the shaft pin (13) are respectively connected with the lug plate of the pressing plate (10) in a rotating manner, the torsion spring (14) is sleeved on the shaft pin (13), two ends of the torsion spring (14) are respectively connected with the shaft pin (13) and the lug plate of the pressing plate (10), the upper part of the hooking plate (12) is provided with a hook, the hook of the hooking plate (12) extends into the slot hole (11), and the hook of the hooking plate (12) is hooked with the groove of the slot hole (11).

4. A flue gas induction device according to claim 1, further comprising a plurality of angle plates (15), wherein the plurality of angle plates (15) are uniformly installed on the upper end surface of the side wall of the housing (1), the plurality of angle plates (15) are provided with mounting bolt holes, and a ventilation space is provided between the plurality of angle plates (15) and the upper end surface of the side wall of the housing (1).

5. A flue gas induction device according to claim 4, further comprising a motor (16), a motor bracket (17) and fan blades (18), wherein the motor (16) is mounted on the upper portion of the air passage of the housing (1) through the motor bracket (17), the motor bracket (17) is provided with a plurality of fan blades (18), and the plurality of fan blades (18) are located above the light emitting element (2) and the photosensitive element (3).

6. The smoke sensing device according to claim 1, wherein the wireless unit further comprises a box body (19), an antenna (20), an indicator light (21) and a buzzer (22), the box body (19) is installed on the outer wall of the housing (1), the antenna (20) is installed on the upper end face of the box body (19), the indicator lights (21) are installed on the front end face of the box body (19), the buzzer (22) is installed on the box body (19), and the controller is installed in the box body (19).

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