CN111982770A - Telescopic air suction type smoke detector - Google Patents
Telescopic air suction type smoke detector Download PDFInfo
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- CN111982770A CN111982770A CN202010898128.XA CN202010898128A CN111982770A CN 111982770 A CN111982770 A CN 111982770A CN 202010898128 A CN202010898128 A CN 202010898128A CN 111982770 A CN111982770 A CN 111982770A
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- face
- closed door
- wall surface
- fixedly arranged
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- 239000000779 smoke Substances 0.000 title claims abstract description 65
- 238000012544 monitoring process Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 7
- 240000007643 Phytolacca americana Species 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 239000003546 flue gas Substances 0.000 claims description 5
- 239000011435 rock Substances 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims 1
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 7
- 238000011084 recovery Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G01N15/075—
Abstract
The invention discloses a telescopic air suction type smoke detector which comprises a wall body, wherein a retraction cavity with a downward opening is arranged on the lower end face of the wall body, an outer side fixing plate capable of moving up and down is arranged on the inner wall face of the retraction cavity, an outer side telescopic cylinder is fixedly arranged on the lower end face of the outer side fixing plate, and a telescopic cavity is arranged in the outer side telescopic cylinder.
Description
Technical Field
The invention relates to the technical field of detectors, in particular to a telescopic air suction type smoke detector.
Background
In our daily life, the conflagration takes place often, in order to prevent the emergence of conflagration, take installation smog fire detector to carry out real-time supervision usually, generally adopt fixed the installation on the ceiling in current smog detector, monitor through the collection to smog, when smog concentration reachs the limit, can take place to report to the police, thereby it in time puts out a fire to warn people, these devices generally just can play a role when can taking place great smog, let the conflagration momentum enlarge very easily, thereby cause to burn out the detector, cause the detector to become disposable article easily. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows: the common smoke detector cannot be effectively protected when a fire occurs, thereby causing damage to the smoke detector.
In order to solve the problems, the embodiment designs a telescopic air-breathing smoke detector, which comprises a wall body, wherein the lower end surface of the wall body is provided with a retracting cavity with a downward opening, the inner wall surface of the retracting cavity is provided with an outer fixed plate capable of moving up and down, the lower end surface of the outer fixed plate is fixedly provided with an outer telescopic cylinder, a telescopic cavity is arranged inside the outer telescopic cylinder, the inner wall surface of the telescopic cavity is provided with an inner sliding plate capable of sliding up and down, the lower end surface of the inner sliding plate is fixedly provided with an inner telescopic sleeve, the lower end surface of the inner telescopic sleeve is provided with a smoke inlet channel communicated with the telescopic cavity, the left side of the lower end of the retracting cavity is communicated with a closed door cavity, the upper wall surface of the closed door cavity is communicated with an opening and closing cavity, the upper side of the retracting cavity is provided with a piston cavity, and the inner, a sealing plate capable of being sealed is fixedly arranged on the inner wall surface at the lower end of the piston cavity, a crankshaft cavity is arranged on the upper side of the piston cavity, a power switching cavity is arranged on the left side of the crankshaft cavity, a motor sliding block capable of sliding left and right is arranged in the power switching cavity, the upper end surface and the lower end surface of the motor sliding block are mutually abutted with the upper wall surface and the lower wall surface of the power switching cavity, a rope wheel cavity is arranged on the left side of the power switching cavity, a closed door power cavity is arranged on the left side of the piston cavity, a push rod hole is communicated between the lower wall surface of the closed door power cavity and the retraction cavity, supporting blocks are symmetrically arranged on the lower wall surface of the closed door power cavity at the position corresponding to the push rod hole in a left-right mode and fixedly, closed door motor bases capable of moving up and down are arranged on the upper end surfaces of the, poking rod chamber left side is equipped with the mechanical alarm chamber, poking rod chamber left side wall with the intercommunication is equipped with the intercommunication chamber between the mechanical alarm chamber right side wall, the vibrations piece that can control and rock is equipped with to mechanical alarm intracavity portion, mechanical alarm chamber left side wall central point puts the fixed pronunciation fixed block that is equipped with, vibrations piece high frequency vibrations are strikeed can produce great alarm sound during the pronunciation fixed block, piston chamber right side is equipped with the flue gas monitoring chamber the inside smog concentration that can detect of flue gas monitoring intracavity portion.
Preferably, the left wall surface of the power switching cavity is vertically symmetrical and is communicated with an electromagnet core cavity, the left wall surface of the electromagnet core cavity is fixedly provided with an electromagnet core, the right end of the electromagnet core cavity is provided with a pushing head capable of sliding left and right, the right end of the pushing head is mutually abutted with the left end surface of a motor sliding block, an electromagnet spring is fixedly arranged between the left end surface of the pushing head and the left wall surface of the electromagnet core cavity, a power motor is fixedly arranged in the motor sliding block, the right wall surface of the rope pulley cavity is rotatably provided with a rope pulley driving shaft extending to the inside of the power switching cavity, the right end of the rope pulley driving shaft is in power connection with the power motor, the right wall surface of the power switching cavity is rotatably provided with a crankshaft penetrating through the left wall surface and the right wall surface of the crankshaft cavity, the left end of the crankshaft is fixedly provided, and a power switching spring is fixedly arranged between the right wall surface of the power switching cavity and the right end surface of the motor sliding block.
Preferably, the left wall surface of the rope wheel cavity is rotatably provided with a rope wheel shaft, the outer circular surface of the right end of the rope wheel shaft is fixedly provided with a rope wheel, the right end surface of the rope wheel is provided with a connecting cavity with a right opening, and the rope wheel driving shaft can extend into the connecting cavity and can drive the rope wheel to rotate when moving to the left limit.
Preferably, the outer circular surface of the crankshaft in the crankshaft cavity is hinged to a connecting rod which can extend into the piston cavity, the lower end of the connecting rod is hinged to the upper end face of the piston, a smoke inlet pipe is communicated between the lower wall face of the piston cavity and the retraction cavity, a smoke outlet pipe is communicated between the lower wall face of the piston cavity and the left wall face of the smoke monitoring cavity, and one-way valves are fixedly arranged in the smoke inlet pipe and the smoke outlet pipe in the sealing plate.
Preferably, the upper end face of the left side of the outer side fixing plate is fixedly provided with a mandril which can extend to the inner part of the mandril hole, the upper end face and the lower end face of the outer side fixing plate are bilaterally symmetrical and are communicated with a smoke inlet, a first-order expansion spring is fixedly arranged between the upper end face of the outer side fixing plate and the upper wall face of the retraction cavity, an inner side extension spring is fixedly arranged between the upper end face of the inner side sliding plate and the lower end face of the outer side fixing plate, and a pull rope is fixedly arranged between the axis position of the upper end face of.
Preferably, a closed door motor is fixedly arranged inside the closed door motor base, the left end of the closed door motor is in power connection with a closed door driving shaft extending out of the left end face of the closed door motor base, a driving bevel gear is fixedly arranged at the left end of the closed door driving shaft, a pull-down spring is fixedly arranged between the lower end face of the closed door motor base and the lower wall face of the closed door power cavity, an opening and closing shaft penetrating through the toggle rod cavity and the upper and lower wall faces of the closed door power cavity is rotatably arranged on the upper wall face of the opening and closing cavity, a driven bevel gear is fixedly arranged on the outer circumferential face of the upper end of the opening and closing shaft positioned inside the closed door power cavity, and the driving bevel gear can be meshed with the driven bevel gear.
Preferably, be located the switching axle excircle facial features is fixed and is equipped with the poker rod in the poker rod intracavity portion, the poker rod is along with the switching axle can stir when rotating the vibrations piece high frequency vibrations, vibrations piece left end face with mechanical alarm chamber left side wall and vibrations piece right-hand member face with the vertical symmetry just is fixed and is equipped with reciprocal vibrations spring between the mechanical alarm chamber right side wall, the vibrations piece can be in left right direction high frequency vibrations.
Preferably, the lower end of the opening and closing shaft is fixedly provided with an opening and closing gear, a closing door capable of sliding left and right is arranged in a closing door cavity, the lower end of the retraction cavity can be closed by the closing door, an opening and closing rack is fixedly arranged on the upper end face of the closing door, a guide rail is fixedly arranged on the rear wall face of the opening and closing cavity, a guide block capable of extending to the inside of the guide rail is fixedly arranged on the rear end face of the opening and closing rack, the guide block is arranged in the guide rail and can slide left and right, and the opening and closing gear is meshed with the opening and closing rack.
Preferably, a transmitter is fixedly arranged on the right wall surface of the smoke monitoring cavity, an electrified cable is fixedly arranged at the right end of the transmitter and is connected with a power supply, and a receiver which forms a certain angle with the transmitter is fixedly arranged at the lower left corner of the smoke monitoring cavity.
The invention has the beneficial effects that: according to the invention, the recovery device of the smoke detector can be triggered while the smoke concentration is detected by using infrared rays, so that the smoke detector is recovered into a wall body, after the recovery of the smoke detector is completed, the motion of the closed door is driven to realize the sealing of the detector, meanwhile, an alarm can be generated, personnel can be reminded to extinguish a fire in time, the expansion of a fire disaster is prevented, meanwhile, the protection of the smoke detector can be completed, and the detector cannot be burnt out when the fire disaster occurs.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall construction of a retractable aspirated smoke detector of the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is an enlarged view of the structure of "B" in FIG. 1;
FIG. 4 is an enlarged view of the structure of "C" of FIG. 1;
FIG. 5 is an enlarged view of the structure of "D" of FIG. 1;
fig. 6 is an enlarged view of the structure of "E" in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a telescopic air-breathing smoke detector, which comprises a wall body 11, wherein a retraction cavity 12 with a downward opening is arranged on the lower end surface of the wall body 11, an outer fixed plate 13 capable of moving up and down is arranged on the inner wall surface of the retraction cavity 12, an outer telescopic cylinder 14 is fixedly arranged on the lower end surface of the outer fixed plate 13, a telescopic cavity 15 is arranged in the outer telescopic cylinder 14, an inner sliding plate 16 capable of sliding up and down is arranged on the inner wall surface of the telescopic cavity 15, an inner telescopic sleeve 17 is fixedly arranged on the lower end surface of the inner sliding plate 16, a smoke inlet channel 19 communicated with the telescopic cavity 15 is arranged on the lower end surface of the inner telescopic sleeve 17, a closed door cavity 23 is communicated on the left side of the lower end of the retraction cavity 12, an opening and closing cavity 25 is communicated on the upper wall surface of the closed cavity 23, a piston cavity 36 is arranged on the upper side, a sealing plate 33 capable of being sealed is fixedly arranged on the inner wall surface of the lower end of the piston cavity 36, a crankshaft cavity 39 is arranged on the upper side of the piston cavity 36, a power switching cavity 41 is arranged on the left side of the crankshaft cavity 39, a motor sliding block 47 capable of sliding left and right is arranged in the power switching cavity 41, the upper end surface and the lower end surface of the motor sliding block 47 are mutually abutted with the upper wall surface and the lower wall surface of the power switching cavity 41, a rope pulley cavity 43 is arranged on the left side of the power switching cavity 41, a closed door power cavity 60 is arranged on the left side of the piston cavity 36, a push rod hole 22 is communicated between the lower wall surface of the closed door power cavity 60 and the retraction cavity 12, supporting blocks 55 are arranged on the lower wall surface of the closed door power cavity 60 in a left-right symmetrical mode and are fixedly arranged, closed door motor bases 58 capable of moving up and down are arranged on the upper end surfaces of the supporting blocks 55 on the, withdrawal chamber 12 left side is equipped with toggle rod chamber 63, toggle rod chamber 63 left side is equipped with mechanical alarm ware chamber 64, toggle rod chamber 63 left side wall with the intercommunication is equipped with intercommunication chamber 65 between the mechanical alarm ware chamber 64 right side wall, mechanical alarm ware chamber 64 inside is equipped with vibrations piece 66 that can control and rock, mechanical alarm ware chamber 64 left side wall central point puts the fixed pronunciation fixed block 67 that is equipped with, vibrations piece 66 high frequency vibrations are strikeed great alarm sound can be produced during pronunciation fixed block 67, piston chamber 36 right side is equipped with flue gas monitoring chamber 70 inside can detect smoke concentration.
Beneficially, the left wall surface of the power switching cavity 41 is vertically symmetrical and is provided with an electromagnet core cavity 51 in a communicating manner, the left wall surface of the electromagnet core cavity 51 is fixedly provided with an electromagnet core 53, the right end of the electromagnet core cavity 51 is provided with a push head 52 capable of sliding left and right, the right end of the push head 52 is abutted against the left end surface of the motor sliding block 47, an electromagnetic spring 54 is fixedly arranged between the left end surface of the push head 52 and the left wall surface of the electromagnet core cavity 51, a power motor 49 is fixedly arranged inside the motor sliding block 47, the right wall surface of the sheave cavity 43 is rotatably provided with a sheave driving shaft 50 extending into the power switching cavity 41, the right end of the sheave driving shaft 50 is connected to the power motor 49 in a power manner, the right wall surface of the power switching cavity 41 is rotatably provided with a crankshaft 40 penetrating through the left wall surface and the right wall surface, the right end of the power motor 49 is in power connection with a power shaft 48 which can be mutually connected with the connecting sleeve 42, and a power switching spring 74 is fixedly arranged between the right wall surface of the power switching cavity 41 and the right end surface of the motor sliding block 47.
Advantageously, the left wall surface of the sheave cavity 43 is rotatably provided with a sheave shaft 44, the outer circumferential surface of the right end of the sheave shaft 44 is fixedly provided with a sheave 45, the right end surface of the sheave 45 is provided with a connecting cavity 46 with a right opening, and the sheave driving shaft 50 can extend into the connecting cavity 46 and can drive the sheave 45 to rotate when moving to the left limit.
Advantageously, a connecting rod 38 capable of extending into the piston cavity 36 is hinged to an outer circumferential surface of the crankshaft 40 inside the crankshaft cavity 39, a lower end of the connecting rod 38 is hinged to an upper end surface of the piston 37, a smoke inlet pipe 32 is arranged between a lower wall surface of the piston cavity 36 and the retraction cavity 12 in a communication manner, a smoke outlet pipe 34 is arranged between a lower wall surface of the piston cavity 36 and a left wall surface of the smoke monitoring cavity 70 in a communication manner, and a check valve 35 is fixedly arranged in each of the smoke inlet pipe 32 and the smoke outlet pipe 34 inside the sealing plate 33.
Beneficially, a top rod 21 capable of extending into the top rod hole 22 is fixedly arranged on the upper end face of the left side of the outer fixing plate 13, the upper end face and the lower end face of the outer fixing plate 13 are bilaterally symmetrical and are communicated with a smoke inlet 20, a first-order expansion spring 75 is fixedly arranged between the upper end face of the outer fixing plate 13 and the upper wall face of the retraction cavity 12, an inner extension spring 18 is fixedly arranged between the upper end face of the inner sliding plate 16 and the lower end face of the outer fixing plate 13, and a pull rope 31 is fixedly arranged between the axial center position of the upper end face of the inner sliding plate 16 and the outer.
Beneficially, a closing door motor 57 is fixedly arranged inside the closing door motor base 58, a closing door driving shaft 59 extending out of the left end face of the closing door motor base 58 is dynamically connected to the left end of the closing door motor 57, a driving bevel gear 61 is fixedly arranged at the left end of the closing door driving shaft 59, a pull-down spring 56 is fixedly arranged between the lower end face of the closing door motor base 58 and the lower wall face of the closing door power cavity 60, an opening and closing shaft 30 penetrating through the toggle rod cavity 63 and the upper and lower wall faces of the closing door power cavity 60 is rotatably arranged on the upper wall face of the opening and closing cavity 25, a driven bevel gear 62 is fixedly arranged on the outer circumferential face of the upper end of the opening and closing shaft 30 located inside the closing door power cavity 60, and the driving bevel gear 61 can be meshed with the driven bevel gear 62 when moving.
Beneficially, a poke rod 69 is fixedly arranged on the outer circular surface of the opening and closing shaft 30 and located inside the poke rod cavity 63, the poke rod 69 can poke the vibration block 66 to vibrate in high frequency along with the rotation of the opening and closing shaft 30, reciprocating vibration springs 68 are symmetrically arranged between the left end surface of the vibration block 66 and the left wall surface of the mechanical alarm cavity 64 and between the right end surface of the vibration block 66 and the right wall surface of the mechanical alarm cavity 64 in an up-and-down mode, and the vibration block 66 can vibrate in high frequency in the left-and-right direction.
Advantageously, an opening and closing gear 29 is fixedly arranged at the lower end of the opening and closing shaft 30, a closing door 24 capable of sliding left and right is arranged in the closing door cavity 23, the closing door 24 can close the lower end of the retraction cavity 12, an opening and closing rack 26 is fixedly arranged on the upper end surface of the closing door 24, a guide rail 27 is fixedly arranged on the rear wall surface of the opening and closing cavity 25, a guide slider 28 capable of extending into the guide rail 27 is fixedly arranged on the rear end surface of the opening and closing rack 26, the guide slider 28 can slide left and right in the guide rail 27, and the opening and closing gear 29 and the opening and closing rack 26 are meshed with each other.
Beneficially, a transmitter 72 is fixedly arranged on the right wall surface of the smoke monitoring cavity 70, a power cable 73 is fixedly arranged at the right end of the transmitter 72, the power cable 73 is connected with a power supply, and a receiver 71 which forms a certain angle with the transmitter 72 is fixedly arranged at the lower left corner of the smoke monitoring cavity 70.
The steps of using a retractable aspirated smoke detector herein are described in detail below with reference to figures 1 to 6: in an initial state, the outer fixing plate 13 and the outer telescopic cylinder 14 are at the lower limit positions, the inner sliding plate 16 and the inner telescopic sleeve 17 are at the lower limit positions, the inner extension spring 18 and the first-order telescopic spring 75 are in a free state, the closing door 24 and the opening and closing rack 26 are at the left limit position, the motor sliding block 47 and the pushing head 52 are at the right limit position, the power switching spring 74 is in a compressed state, the power shaft 48 and the connecting sleeve 42 are connected with each other, the sheave driving shaft 50 and the sheave 45 are separated from power transmission, the closing door motor base 58 is at the lower limit position, the transmitter 72 is always in a power-on state in a state that the driving bevel gear 61 and the driven bevel gear 62 are separated from meshing, and the receiver 71.
When the gas-smoke-gas separation device works, indoor gas enters the telescopic cavity 15 through the smoke inlet channel 19 and then enters the retraction cavity 12 through the smoke inlet hole 20, the power motor 49 is driven according to a certain frequency to drive the power shaft 48 to rotate, the crankshaft 40 is driven to rotate through the connecting sleeve 42, the connecting rod 38 is driven to swing, the piston 37 is driven to move up and down, air pressure is generated inside the piston cavity 36, the gas inside the retraction cavity 12 is sucked into the piston cavity 36 through the check valve 35 inside the smoke inlet pipe 32, when the piston 37 moves down, the check valve 35 inside the smoke outlet pipe 34 is opened, the gas collected from the indoor is conveyed into the smoke-gas monitoring cavity 70 through the smoke outlet pipe 34, if the concentration of the indoor smoke gas exceeds a limit, the smoke gas can refract parallel light beams of the emitter 72, and the receiver 71 receives signals of the emitter 72 and controls the electromagnetic core 53 to be electrified, thereby generating magnetic force, further attracting the pushing head 52 to compress the electromagnetic spring 54 to move leftward, further pushing the motor sliding block 47 under the elastic force of the power switching spring 74 to drive the power shaft 48 to move leftward, further driving the power shaft 48 to disengage from the connecting sleeve 42, further pushing the sheave driving shaft 50 to move and extend into the connecting cavity 46, further driving the sheave 45 to rotate through the sheave driving shaft 50, further winding the pulling rope 31 and pulling the inner sliding plate 16 to compress the inner extension spring 18 to move upward, when the inner sliding plate 16 abuts against the outer fixed plate 13, driving the outer fixed plate 13 and the outer telescopic cylinder 14 to move upward together, when the outer fixed plate 13 moves to the upper limit, the push rod 21 passes through the push rod hole 22 and pushes the door closing motor base 58 and the door closing motor 57 to move upward, further completing the engagement of the driving bevel gear 61 and the driven bevel gear 62, the closed door motor 57 is driven to drive the closed door driving shaft 59 to rotate, the driving bevel gear 61 is driven to rotate, the driven bevel gears 62 meshed with each other are further used for driving the opening and closing shaft 30 to rotate, the poking rod 69 is further driven to rotate and poke the vibrating block 66, the vibrating block 66 vibrates at high frequency and is further contacted with the sounding fixing block 67 to generate large alarm sound, the opening and closing shaft 30 rotates while driving the opening and closing gear 29 to rotate, the mutually meshed opening and closing rack 26 is further driven to move rightwards, the closed door 24 is further driven to move rightwards, closing of the lower end of the retraction cavity 12 is achieved, and the detector is protected.
The invention has the beneficial effects that: according to the invention, the recovery device of the smoke detector can be triggered while the smoke concentration is detected by using infrared rays, so that the smoke detector is recovered into a wall body, after the recovery of the smoke detector is completed, the motion of the closed door is driven to realize the sealing of the detector, meanwhile, an alarm can be generated, personnel can be reminded to extinguish a fire in time, the expansion of a fire disaster is prevented, meanwhile, the protection of the smoke detector can be completed, and the detector cannot be burnt out when the fire disaster occurs.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (9)
1. The utility model provides a formula of breathing in smoke detector that can stretch out and draw back, includes the wall body, its characterized in that: the lower end face of the wall body is provided with a retracting cavity with a downward opening, the inner wall face of the retracting cavity is provided with an outer fixed plate capable of moving up and down, the lower end face of the outer fixed plate is fixedly provided with an outer telescopic cylinder, a telescopic cavity is arranged in the outer telescopic cylinder, the inner wall face of the telescopic cavity is provided with an inner sliding plate capable of sliding up and down, the lower end face of the inner sliding plate is fixedly provided with an inner telescopic sleeve, the lower end face of the inner telescopic sleeve is provided with a smoke inlet channel communicated with the telescopic cavity, the left side of the lower end of the retracting cavity is communicated with a closed door cavity, the upper wall face of the closed door cavity is communicated with an open-close cavity, the upper side of the retracting cavity is provided with a piston cavity, the inner wall face of the piston cavity is provided with a piston capable of sliding up and down, the inner wall face, a motor sliding block capable of sliding left and right is arranged in the power switching cavity, the upper end surface and the lower end surface of the motor sliding block are mutually abutted with the upper wall surface and the lower wall surface of the power switching cavity, a rope wheel cavity is arranged on the left side of the power switching cavity, a closed door power cavity is arranged on the left side of the piston cavity, a push rod hole is communicated and arranged between the lower wall surface of the closed door power cavity and the retraction cavity, the lower wall surface of the closed door power cavity at the position corresponding to the push rod hole is bilaterally symmetrical and is fixedly provided with supporting blocks, a closed door motor base capable of moving up and down is arranged on the upper end surface of the supporting blocks on the left side and the right side, the front end surface and the rear end surface of the closed door motor base are mutually abutted with the front wall surface and the rear wall surface of the closed door power cavity, a toggle rod cavity is arranged, mechanical alarm ware intracavity portion is equipped with the vibrations piece that can control and rock, mechanical alarm ware chamber left side wall central point puts the fixed pronunciation fixed block that is equipped with, the vibrations piece high frequency vibrations are strikeed can produce great alarm sound during the pronunciation fixed block, piston chamber right side is equipped with the flue gas monitoring chamber flue gas monitoring intracavity portion can detect smog concentration.
2. A retractable aspirated smoke detector as claimed in claim 1, wherein: the left wall surface of the power switching cavity is vertically symmetrical and is communicated with an electromagnet core cavity, the left wall surface of the electromagnet core cavity is fixedly provided with an electromagnet core, the right end of the electromagnet core cavity is provided with a pushing head capable of sliding left and right, the right end of the pushing head is abutted against the left end surface of a motor sliding block, an electromagnet spring is fixedly arranged between the left end surface of the pushing head and the left wall surface of the electromagnet core cavity, a power motor is fixedly arranged in the motor sliding block, the right wall surface of the rope pulley cavity is rotatably provided with a rope pulley driving shaft extending to the inside of the power switching cavity, the right end of the rope pulley driving shaft is in power connection with the power motor, the right wall surface of the power switching cavity is rotatably provided with a crankshaft penetrating through the left wall surface and the right wall surface of the crankshaft cavity, the left end of the crankshaft is fixedly, and a power switching spring is fixedly arranged between the right wall surface of the power switching cavity and the right end surface of the motor sliding block.
3. A retractable aspirated smoke detector as claimed in claim 1, wherein: the rope sheave is characterized in that a rope sheave shaft is arranged on the left wall surface of the rope sheave cavity in a rotating mode, a rope sheave is fixedly arranged on the outer circular surface of the right end of the rope sheave shaft, a connecting cavity with a right opening is formed in the right end surface of the rope sheave, and the rope sheave driving shaft can extend into the connecting cavity and can drive the rope sheave to rotate when moving to the left limit.
4. A retractable aspirated smoke detector as claimed in claim 1, wherein: the piston is characterized in that a connecting rod which can extend to the inside of the piston cavity is hinged to the outer circle surface of the crankshaft in the crankshaft cavity, the lower end of the connecting rod is hinged to the upper end face of the piston, a smoke inlet pipe is communicated between the lower wall surface of the piston cavity and the retraction cavity, a smoke outlet pipe is communicated between the lower wall surface of the piston cavity and the left wall surface of the smoke monitoring cavity, and a check valve is fixedly arranged in the smoke inlet pipe and the smoke outlet pipe in the sealing plate.
5. A retractable aspirated smoke detector as claimed in claim 1, wherein: the outer side fixing plate is characterized in that a push rod capable of extending into the push rod hole is fixedly arranged on the upper end face of the left side of the outer side fixing plate, the upper end face of the outer side fixing plate is bilaterally symmetrical and communicated with a smoke inlet, a first-order expansion spring is fixedly arranged between the upper end face of the outer side fixing plate and the upper wall face of the retraction cavity, an inner side extension spring is fixedly arranged between the upper end face of the inner side sliding plate and the lower end face of the outer side fixing plate, and a pull rope is fixedly arranged between the upper end face of the inner side.
6. A retractable aspirated smoke detector as claimed in claim 1, wherein: the inner part of the closed door motor base is fixedly provided with a closed door motor, the left end of the closed door motor is in power connection with a closed door driving shaft extending out of the left end face of the closed door motor base, the left end of the closed door driving shaft is fixedly provided with a driving bevel gear, a pull-down spring is fixedly arranged between the lower end face of the closed door motor base and the lower wall face of the closed door power cavity, the upper wall face of the opening and closing cavity is rotatably provided with an opening and closing shaft penetrating through the toggle rod cavity and the upper and lower wall faces of the closed door power cavity, the outer circular face of the upper end of the opening and closing shaft positioned in the closed door power cavity is fixedly provided with a driven bevel gear, and the driving bevel gear can be.
7. A retractable aspirated smoke detector as claimed in claim 1, wherein: the mechanical alarm device is characterized in that a poking rod is fixedly arranged on the outer circular surface of the switching shaft and located in the poking rod cavity, the poking rod can poke along with the switching shaft when rotating, the vibrating block vibrates at high frequency, the left end face of the vibrating block is vertically symmetrical and fixedly provided with a reciprocating vibrating spring between the left wall face of the mechanical alarm device cavity and the right wall face of the mechanical alarm device cavity, and the vibrating block can vibrate at high frequency in the left-right direction.
8. A retractable aspirated smoke detector as claimed in claim 1, wherein: the fixed switching gear that is equipped with of switching axle lower extreme, it can the horizontal slip be equipped with the closed door to close a intracavity portion, the closed door can with withdrawal chamber lower extreme seals, the fixed switching rack that is equipped with of closed door up end, the fixed guide rail that is equipped with of wall behind the switching chamber, the fixed slider that leads that can extend to of switching rack rear end face, it is in to lead the slider the inside horizontal slip that can of guide rail, the switching gear with switching rack intermeshing.
9. A retractable aspirated smoke detector as claimed in claim 1, wherein: the smoke monitoring device is characterized in that a transmitter is fixedly arranged on the right wall surface of the smoke monitoring cavity, an electrified cable is fixedly arranged at the right end of the transmitter and is connected with a power supply, and a receiver which forms a certain angle with the transmitter is fixedly arranged at the lower left corner of the smoke monitoring cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010898128.XA CN111982770A (en) | 2020-08-31 | 2020-08-31 | Telescopic air suction type smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010898128.XA CN111982770A (en) | 2020-08-31 | 2020-08-31 | Telescopic air suction type smoke detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111982770A true CN111982770A (en) | 2020-11-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010898128.XA Withdrawn CN111982770A (en) | 2020-08-31 | 2020-08-31 | Telescopic air suction type smoke detector |
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| Country | Link |
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| CN (1) | CN111982770A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534127A (en) * | 2022-04-22 | 2022-05-27 | 南通贺亭机电设备有限公司 | Alarm device for fire-fighting air respirator |
| CN114910418A (en) * | 2022-07-18 | 2022-08-16 | 南京双牌石科技实业有限公司 | Food sugar and salt concentration detection device |
-
2020
- 2020-08-31 CN CN202010898128.XA patent/CN111982770A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534127A (en) * | 2022-04-22 | 2022-05-27 | 南通贺亭机电设备有限公司 | Alarm device for fire-fighting air respirator |
| CN114534127B (en) * | 2022-04-22 | 2022-07-05 | 南通贺亭机电设备有限公司 | Alarm device for fire-fighting air respirator |
| CN114910418A (en) * | 2022-07-18 | 2022-08-16 | 南京双牌石科技实业有限公司 | Food sugar and salt concentration detection device |
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Application publication date: 20201124 |