CN109966665B - Smoke-proof device for fire disaster - Google Patents
Smoke-proof device for fire disaster Download PDFInfo
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- CN109966665B CN109966665B CN201910315248.XA CN201910315248A CN109966665B CN 109966665 B CN109966665 B CN 109966665B CN 201910315248 A CN201910315248 A CN 201910315248A CN 109966665 B CN109966665 B CN 109966665B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
- F24F11/34—Responding to malfunctions or emergencies to fire, excessive heat or smoke by opening air passages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
- F24F7/013—Ventilation with forced flow using wall or window fans, displacing air through the wall or window
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a fire smoke-proof device, which comprises a wall body, wherein a lifting cavity with a downward opening is arranged in the wall body, a lifting block is arranged in the lifting cavity in a sliding manner, a circulation cavity is arranged in the lifting block, an operating device is arranged on the lifting block and outside the circulation cavity, the operating device is used for fixing the lifting block and enabling the circulation cavity to be communicated with the external space, and a lifting device is arranged on the lifting block. Degree of automation is high, and the exhaust efficiency is high.
Description
Technical Field
The invention relates to the technical field of air treatment, in particular to a fire disaster smoke prevention device.
Background
In the conventional smoke prevention device, smoke is discharged by a ventilation fan or an exhaust fan, and smoke is discharged without a mode of combining liquid moisture conversion absorption with exhaust air, so that the smoke discharge effect is poor.
Therefore, there is a need for further improvement of the prior art fire protection device to improve the efficiency of indoor smoke discharge.
Disclosure of Invention
The object of the present invention is to provide a fire protection device which overcomes the above-mentioned drawbacks of the prior art.
The fire smoke prevention device comprises a wall body, wherein a lifting cavity with a downward opening is arranged in the wall body, a lifting block is arranged in the lifting cavity in a sliding mode, a circulation cavity is arranged in the lifting block, an operating device is arranged on the lifting block and outside the circulation cavity and used for fixing the lifting block and enabling the circulation cavity to be communicated with the external space, a lifting device is arranged on the lifting block and used for driving the lifting block to descend to the external space, a connecting hole is formed in the left side of the circulation cavity in a communicating mode, a liquid storage cavity is formed in the left side of the lifting cavity in a communicating mode, a circulation groove is formed between the liquid storage cavity and the lifting cavity in a communicating mode, the lifting device drives the lifting block to descend to enable the circulation groove to be communicated with the connecting hole, and therefore water stored in the liquid storage cavity enters the circulation cavity, through the controlling device gets into external space and eliminates smog, the lift chamber outside in stock solution chamber downside is equipped with extrusion device, extrusion device work promotes the controlling device work, the lift chamber downside rotates be provided with annular and inner wall with lifter block periphery splined connection's swivel becket, lift chamber right side communicates with each other and is equipped with the opening towards the rotation groove of left, the rotation inslot internal rotation be equipped with the left end with the swivel becket meshing is connected's rotating gear, rotating gear axle center department sets firmly the axis of rotation that the lower extreme with rotate groove lower extreme wall rotation is connected, the rotation groove outside is equipped with the device of changing wind, the device of changing wind with axis of rotation power is connected, axis of rotation upper end and power conversion device power are connected, power conversion device is located the lift chamber right side in extrusion device upside position, power conversion device controls respectively elevating device, The pressing device and the rotating shaft work independently.
A further technical scheme, controlling means includes the opening ring channel outwards, be equipped with bilateral symmetry's semiannular piece in the ring channel, link firmly through connecting spring between the corresponding both ends of semiannular piece, semiannular piece up end has set firmly first reset assembly, the ring channel downside communicates with each other and is equipped with bilateral symmetry's slide bar groove, slide bar inslot slides and is equipped with the upper end and stretches into slide bar in the ring channel, the slide bar is kept away from the terminal surface in lift chamber has set firmly the second reset assembly, lift chamber outside bilateral symmetry be equipped with opening outwards and upside with the communicating spread groove in slide bar groove, slide in the spread groove be equipped with the up end with the closed block that the slide bar lower extreme linked firmly, closed block lower extreme terminal surface set firmly bilateral symmetry and lower extreme with the supporting spring that spread groove lower extreme wall linked firmly.
According to the technical scheme, the lifting device comprises a lifting chute with an opening facing the right and communicated with the lifting cavity, the periphery of the lifting block is rotatably provided with a connecting block with a left end extending into the lifting chute, the right side of the lifting cavity is communicated with a lifting space, the right end of the connecting block extends into the lifting space, the upper end of the connecting block is in threaded connection with the upper end of the lifting space, the upper end wall of the lifting space is rotatably connected with a lifting screw rod, the lower side of the lifting space is communicated with a first meshing cavity, the lower end of the lifting screw rod extends into the first meshing cavity and is fixedly provided with a first bevel gear, the right end face of the first bevel gear is in meshed connection with a first connecting gear, and the upper end of the first connecting gear is in power connection with the power conversion device.
The technical scheme is that the extrusion device comprises an extrusion groove which is bilaterally symmetrical and has opposite openings and is communicated with the lifting cavity, an extrusion block with opposite end extending into the lifting cavity is arranged in the extrusion groove in a sliding manner, a slot with an opening facing to the left and penetrating through the extrusion block on the right side is arranged in the extrusion block, the outer end of the extrusion block is bilaterally symmetrical, a pull wire is fixedly arranged at the outer end of the extrusion block, an extrusion spring is sleeved on the periphery of the pull wire, one side of the extrusion groove far away from the lifting cavity is communicated with a winding cavity, a winding wheel is rotatably arranged in the winding cavity, the outer end of the pull wire extends into the winding cavity and is fixedly wound on the winding wheel, a mandrel of the winding wheel is connected with a second bevel gear through synchronous belt power, the front end face of the winding wheel on the right side is fixedly provided with a second bevel gear, and the right end face of the second bevel gear is connected with a third bevel gear through rotation of a connecting rotating shaft, the connecting rotating shaft is in power connection with the power conversion device through a linkage device.
According to the technical scheme, the linkage device comprises a left side and a right side, a first belt groove communicated with the winding cavity is formed in the winding cavity, first belt pulleys are vertically symmetrical in the first belt groove, the right end of the connecting rotating shaft is fixedly connected with the first belt pulley on the lower side, the first belt pulleys are connected through first belt power, the upper side is fixedly provided with a first rotating shaft, the right end of the first rotating shaft is rotatably connected with the right end wall of the first belt groove, the left side of the first belt groove is communicated with a transmission groove, and the left end of the first rotating shaft is rotatably connected with the left end wall of the transmission groove and is fixedly provided with a transmission gear.
The technical scheme is that the air exchange device comprises an air cavity which is bilaterally symmetrical and has a downward opening, the rear side of the air cavity is communicated with the outdoor space, a rotating block is arranged in the air cavity in a rotating mode through a wind rotating shaft, fan blades are arranged on the rotating block in the bilaterally symmetrical mode, a second belt groove is arranged on the upper side of the air cavity in a communicating mode, the upper end of the wind rotating shaft is rotatably connected with the upper end wall of the second belt groove, a second belt pulley is fixedly arranged on the upper end wall of the second belt groove, a second belt is connected onto the second belt pulley in a power mode, a linkage shaft is connected between the second belt in a power mode, a third belt groove is arranged between the air cavity on the right side and the rotating groove in a communicating mode, a third belt pulley is arranged in the third belt groove in the bilaterally symmetrical mode, the upper end of the wind rotating shaft is connected with the third belt pulley on the right side in a power mode, and the upper end of the rotating shaft is fixedly connected with the third belt pulley on the left side, the upper side of the rotating groove is communicated with a second meshing cavity, the upper end of the rotating shaft penetrates through the groove and extends into the second meshing cavity, a fourth bevel gear is fixedly arranged in the second meshing cavity, the right end face of the fourth bevel gear is connected with a second connecting gear in a meshing mode, and the second connecting gear is in power connection with the power conversion device.
According to the technical scheme, the power conversion device comprises a power cavity, a power block is arranged in the power cavity in a sliding mode, a power motor is fixedly arranged in the power block, the power motor is in bilateral symmetry power connection with a power rotating shaft, the outer end of the power rotating shaft is fixedly connected with a power gear, a T-shaped groove is formed in the upper side of the power cavity in a communicating mode, a T-shaped block with the upper end extending into the T-shaped groove is fixedly arranged on the upper end face of the power block, a moving motor is fixedly arranged on the right end wall of the T-shaped groove, the left end of the moving motor is in power connection with a moving lead screw in rotating connection with the left end wall of the T-shaped groove, and the moving lead screw is in threaded connection with the T-shaped block.
The invention has the beneficial effects that: the smoke-proof device is simple in structure and convenient to operate, the smoke-proof device is located in a wall body when in an initial state through the lifting device, dust is prevented from being accumulated and cleaning is not easy when the smoke-proof device is not used, moisture in the liquid storage cavity enters the circulation cavity in the lifting process, liquid is not introduced into the circulation cavity and is kept dry when the smoke-proof device is not started, the problems of liquid leakage or rusting and the like are avoided, then the lifting block can rotate, sprayed moisture can be sprayed out in a rotating mode, the spraying range is large, the moisture atomization effect is good, fine moisture can convert smoke with higher efficiency, meanwhile, the left and right symmetrical fan blades rotate through the linkage of the belt, and when wind power smoke is generated, fresh outdoor air is replaced to enter the room.
Drawings
FIG. 1 is a schematic view showing the overall internal structure of the fire protection device of the present invention;
FIG. 2 is an enlarged view of "A" in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of "B" in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of "C" in FIG. 2 according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: 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.
Referring to fig. 1 to 4, a fire smoke protection device according to an embodiment of the present invention includes a wall 10, a lifting chamber 11 with a downward opening is provided in the wall 10, a lifting block 12 is slidably provided in the lifting chamber 11, a circulation chamber 13 is provided in the lifting block 12, an operating device is provided on the lifting block 12 outside the circulation chamber 13, the operating device is configured to fix the lifting block 12 and enable the circulation chamber 13 to communicate with an external space, a lifting device is provided on the lifting block 12, the lifting device is configured to drive the lifting block 12 to descend to the external space, a connection hole 15 is provided on the left side of the circulation chamber 13, a liquid storage chamber 16 is provided on the left side of the lifting chamber 11, a circulation groove 14 is provided between the liquid storage chamber 16 and the lifting chamber 11, the lifting device drives the lifting block 12 to descend to enable the circulation groove 14 to communicate with the connection hole 15, so that the water stored in the liquid storage cavity 16 enters the circulation cavity 13 and enters the external space through the operating device to eliminate smoke, an extruding device is arranged on the outer side of the lifting cavity 11 at the lower side of the liquid storage cavity 16, the operation of the extruding device promotes the operation of the operating device, a rotating ring 17 with an annular shape and an inner wall connected with a spline at the periphery of the lifting block 12 is rotatably arranged at the lower side of the lifting cavity 11, a rotating groove 18 with an opening facing to the left is communicated with the right side of the lifting cavity 11, a rotating gear 19 with a left end connected with the rotating ring 17 in a meshing manner is rotatably arranged in the rotating groove 18, a rotating shaft 20 with a lower end rotatably connected with the lower end wall of the rotating groove 18 is fixedly arranged at the axis of the rotating gear 19, an air exchanging device is arranged at the outer side of the rotating groove 18 and is in power connection with the rotating shaft 20, and the upper end of the rotating shaft 20 is in power connection with a power conversion device, the power conversion device is positioned at the right side of the lifting cavity 11 and at the upper side of the extrusion device, and the power conversion device controls the lifting device, the extrusion device and the rotating shaft 20 to work independently.
Advantageously or exemplarily, the manipulating device comprises an annular groove 70 with an outward opening, a semi-annular block 71 with bilateral symmetry is arranged in the annular groove 70, two corresponding ends of the semi-annular block 71 are fixedly connected through a connecting spring, a first reset component 72 is fixedly arranged on the upper end surface of the semi-annular block 71, the lower side of the annular groove 70 is communicated with slide bar grooves 74 which are symmetrical left and right, a slide bar 73 with the upper end extending into the annular groove 74 is arranged in the slide bar groove 74 in a sliding way, a second resetting component 75 is fixedly arranged on one end face of the sliding rod 73 far away from the lifting cavity 11, the outer side of the lifting cavity 11 is symmetrically provided with connecting grooves 76 with openings facing outwards and the upper sides communicated with the sliding rod grooves 74, a sealing block 21 with the upper end surface fixedly connected with the lower end of the sliding rod 73 is arranged in the connecting groove 76 in a sliding manner, and the lower end face of the sealing block 21 is fixedly provided with support springs 23 which are bilaterally symmetrical and the lower ends of which are fixedly connected with the lower end wall of the connecting groove 76.
Beneficially or exemplarily, the lifting device comprises a lifting chute 38 with an opening facing the right and communicated with the lifting cavity 11, the outer periphery of the lifting block 12 is rotatably provided with a connecting block 39 with a left end extending into the lifting chute 38, the right side of the lifting cavity 11 is communicated with a lifting space 40, the right end of the connecting block 39 extends into the lifting space 40 and is in threaded connection with a lifting screw 41 with an upper end rotatably connected with the upper end wall of the lifting space 40, the lower side of the lifting space 40 is communicated with a first engaging cavity 42, the lower end of the lifting screw 41 extends into the first engaging cavity 42 and is fixedly provided with a first bevel gear 43, the right end face of the first bevel gear 43 is in engaged connection with a first connecting gear 44, and the upper end of the first connecting gear 44 is in power connection with the power conversion device.
Beneficially or exemplarily, the extrusion device includes an extrusion groove 24 which is bilaterally symmetrical and has an opening opposite to that communicated with the lifting cavity 11, an extrusion block 25 which has an opposite end extending into the lifting cavity 11 is slidably disposed in the extrusion groove 24, a slot 26 which has an opening facing to the left and penetrates up and down is disposed in the extrusion block 25 on the right side, a pull wire 28 is fixedly disposed at an outer end of the extrusion block 25 which is bilaterally symmetrical, an extrusion spring 27 is sleeved on an outer periphery of the pull wire 28, a winding cavity 29 is disposed on one side of the extrusion groove 24 away from the lifting cavity 11 in a communicating manner, a reel 30 is rotatably disposed in the winding cavity 29, an outer end of the pull wire 28 extends into the winding cavity 29 and is fixedly wound on the reel 30, mandrels of the reel 30 are connected through synchronous belt power, a second bevel gear 31 is fixedly disposed on a front end surface of the reel 30 on the right side, and a third bevel gear 32 which is rotatably disposed through a connecting rotating shaft 33 is engaged with a right end surface of the second bevel gear 31, the connecting rotating shaft 33 is in power connection with the power conversion device through a linkage device.
Beneficially or exemplarily, the linkage device includes a first belt groove 34 communicating with the winding cavity 29 on the left side and the right side, first belt pulleys 35 vertically symmetrical in the first belt groove 34, a right end of the connecting rotating shaft 33 is fixedly connected with the first belt pulley 35 on the lower side, the first belt pulleys 35 are in power connection through a first belt 36, a first rotating shaft 56 is fixedly arranged at an axial center of the first belt pulley 35 on the upper side, the right end of the first belt pulley is rotatably connected with a right end wall of the first belt groove 34, a transmission groove 54 is communicated with the left side of the first belt groove 34, and a transmission gear 55 is fixedly arranged on the left end of the first rotating shaft 56 and rotatably connected with a left end wall of the transmission groove 54.
Beneficially or exemplarily, the wind exchanging device includes a wind cavity 63 with a left-right symmetry and a downward opening, a rear side of the wind cavity 63 communicates with an outdoor space, a rotation block 68 is rotatably disposed in the wind cavity 63 through a wind rotation shaft, fan blades 69 are fixedly disposed on the rotation block 68 in the left-right symmetry, a second belt groove 65 is disposed on an upper side of the wind cavity 63 in communication, an upper end of the wind rotation shaft is rotatably connected with an upper end wall of the second belt groove 65 and fixedly disposed thereon a second belt pulley 66, the second belt pulley 66 is dynamically connected with a second belt 67, the second belt 67 is dynamically connected with a coupling shaft, a third belt groove 61 is disposed between the wind cavity 63 on the right side and the rotation groove 18 in communication, a third belt pulley 64 is disposed in the third belt groove 61 in the left-right symmetry, the third belt pulley 64 is dynamically connected with a third belt 62, and an upper end of the wind rotation shaft is fixedly connected with the third belt pulley 64 on the right side, the upper end of the rotating shaft 20 is fixedly connected with the third belt pulley 64 on the left side, the upper side of the rotating groove 18 is communicated with a second meshing cavity 57, the upper end of the rotating shaft 20 penetrates through the open groove 26 and extends into the second meshing cavity 57, a fourth bevel gear 59 is fixedly arranged in the second meshing cavity 57, the right end face of the fourth bevel gear 59 is in meshing connection with a second connecting gear 60, and the second connecting gear 60 is in power connection with the power conversion device.
Beneficially or exemplarily, the power conversion device includes a power cavity 37, a power block 50 is slidably disposed in the power cavity 37, a power motor 51 is fixedly disposed in the power block 50, the power motor 51 is in bilateral symmetry and is dynamically connected with a power rotating shaft 52, a power gear 53 is fixedly connected to an outer end of the power rotating shaft 52, a T-shaped groove 47 is communicated with an upper side of the power cavity 37, a T-shaped block 45 with an upper end extending into the T-shaped groove 47 is fixedly disposed on an upper end face of the power block 50, a moving motor 48 is fixedly disposed on a right end wall of the T-shaped groove 47, a moving screw 49 with a left end rotationally connected to a left end wall of the T-shaped groove 47 is dynamically connected to a left end of the moving motor 48, and the moving screw 49 is in threaded connection with the T-shaped block 45.
In the initial state, the power gear 53 on the left side is engaged with the first connecting gear 44, and the elevator block 12 is located in the elevator chamber 11.
When fire and smoke prevention and discharge work is required, the power motor 51 works, the power gear 53 on the left side drives the first connecting gear 44 to rotate, the lifting screw rod 41 rotates, the connecting block 39 drives the lifting block 12 to descend, the circulation groove 14 is communicated with the connecting hole 15, the water stored in the liquid storage cavity 16 enters the circulation cavity 13, meanwhile, the extrusion block 25 extends into the annular groove 70, the semi-annular blocks 71 which are bilaterally symmetrical abut against each other and then push the sliding rod 73 to descend, the sealing block 21 descends, the circulation cavity 13 is communicated with the indoor space through the connecting groove 76, the extrusion block 25 is clamped with the annular groove 70 to stabilize the lifting block 12, next, the moving motor 48 works, the moving screw rod 49 rotates, the power block 50 horizontally moves rightwards, the power gear 53 on the left side is meshed with the second connecting gear 60, the power motor 51 works to drive the fourth bevel gear 59 to rotate, the rotating shaft 20 drives the rotating gear 19 to rotate, then the rotating ring 17 drives the lifting block 12, so that water sprayed in the circulating cavity 13 is sprayed in a rotating mode, the spraying range is wide, the atomization effect is good, smoke absorption and conversion are easy, meanwhile, the rotating shaft 20 rotates, the fan blades 69 rotate through the third belt 62 and the second belt 67 to generate wind power, and indoor smoke is discharged and replaced by fresh air.
The invention has the beneficial effects that: the smoke-proof device is simple in structure and convenient to operate, the smoke-proof device is located in a wall body when in an initial state through the lifting device, dust is prevented from being accumulated and cleaning is not easy when the smoke-proof device is not used, moisture in the liquid storage cavity enters the circulation cavity in the lifting process, liquid is not introduced into the circulation cavity and is kept dry when the smoke-proof device is not started, the problems of liquid leakage or rusting and the like are avoided, then the lifting block can rotate, sprayed moisture can be sprayed out in a rotating mode, the spraying range is large, the moisture atomization effect is good, fine moisture can convert smoke with higher efficiency, meanwhile, the left and right symmetrical fan blades rotate through the linkage of the belt, and when wind power smoke is generated, fresh outdoor air is replaced to enter the room.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (1)
1. A fire smoke prevention device comprises a wall body, wherein a lifting cavity with a downward opening is arranged in the wall body, a lifting block is arranged in the lifting cavity in a sliding mode, a circulation cavity is arranged in the lifting block, an operating device is arranged on the lifting block and outside the circulation cavity, the operating device is used for fixing the lifting block and enabling the circulation cavity to be communicated with the external space, a lifting device is arranged on the lifting block and used for driving the lifting block to descend to the external space for use, a connecting hole is formed in the left side of the circulation cavity in a communicating mode, a liquid storage cavity is formed in the left side of the lifting cavity in a communicating mode, a circulation groove is formed between the liquid storage cavity and the lifting cavity in a communicating mode, the lifting device drives the lifting block to descend to enable the circulation groove to be communicated with the connecting hole, so that water in the liquid storage cavity enters the circulation cavity, and enters the external space, an extrusion device is arranged outside the lifting cavity and below the liquid storage cavity, the extrusion device works to promote the operation device to work, the lower side of the lifting cavity is rotatably provided with an annular rotating ring, the inner wall of the rotating ring is connected with the outer periphery of the lifting block through a spline, the right side of the lifting cavity is communicated with a rotating groove with an opening facing to the left, a rotating gear with the left end meshed and connected with the rotating ring is rotatably arranged in the rotating groove, a rotating shaft with the lower end rotatably connected with the lower end wall of the rotating groove is fixedly arranged at the axle center of the rotating gear, the outer side of the rotating groove is provided with an air exchanging device which is in power connection with the rotating shaft, the upper end of the rotating shaft is in power connection with a power conversion device, the power conversion device is positioned at the right side of the lifting cavity and at the upper side of the extrusion device, the power conversion device respectively controls the lifting device, the extrusion device and the rotating shaft to work independently; the operating device comprises an annular groove with an outward opening, bilaterally symmetrical semi-annular blocks are arranged in the annular groove, two corresponding ends of each semi-annular block are fixedly connected through a connecting spring, a first reset component is fixedly arranged on the upper end face of each semi-annular block, bilaterally symmetrical slide bar grooves are communicated and arranged on the lower side of the annular groove, slide bars with upper ends extending into the annular groove are arranged in the slide bar grooves in a sliding mode, a second reset component is fixedly arranged on one end face, away from the lifting cavity, of each slide bar, connecting grooves with outward openings and upper sides communicated with the slide bar grooves are arranged on the outer side of the lifting cavity in a bilaterally symmetrical mode, sealing blocks with upper end faces fixedly connected with the lower ends of the slide bars are arranged in the connecting grooves in a sliding mode, and supporting springs with bilaterally symmetrical; the lifting device comprises a lifting chute with an opening facing the right and communicated with the lifting cavity, a connecting block with the left end extending into the lifting chute is rotatably arranged on the periphery of the lifting block, a lifting space is communicated with the right side of the lifting cavity, the right end of the connecting block extends into the lifting space and is in threaded connection with the upper end in threaded connection with a lifting screw rod in a manner of rotating connected with the upper end wall of the lifting space, a first meshing cavity is communicated with the lower side of the lifting space, the lower end of the lifting screw rod extends into the first meshing cavity and is fixedly provided with a first bevel gear, the right end face of the first bevel gear is in meshing connection with a first connecting gear, and the upper end of the first connecting gear is in power connection with the power conversion device; the extrusion device comprises extrusion grooves which are bilaterally symmetrical and have openings opposite to each other and are communicated with the lifting cavity, extrusion blocks with opposite ends extending into the lifting cavity are arranged in the extrusion grooves in a sliding manner, slots with openings facing to the left and penetrating up and down are arranged in the extrusion blocks on the right side, pull wires are fixedly arranged at the outer ends of the extrusion blocks which are bilaterally symmetrical, an extrusion spring is sleeved on the periphery of the pull wire, a winding cavity is communicated with one side of the extrusion groove far away from the lifting cavity, a winding wheel is rotatably arranged in the winding cavity, the outer end of the pull wire extends into the winding cavity and is fixedly wound on the winding wheel, the mandrels of the reels are connected through a synchronous belt, a second bevel gear is fixedly arranged on the front end surface of the reel on the right side, the right end face of the second bevel gear is in meshed connection with a third bevel gear which is rotatably arranged through a connecting rotating shaft, and the connecting rotating shaft is in power connection with the power conversion device through a linkage device; the linkage device comprises a first belt groove, the left side of the first belt groove is communicated with the winding cavity on the right side of the first belt groove, first belt pulleys are arranged in the first belt groove in an up-down symmetrical mode, the right end of the connecting rotating shaft is fixedly connected with the first belt pulley on the lower side of the first belt groove, the first belt pulleys are in power connection through a first belt, a first rotating shaft is fixedly arranged at the axle center of the first belt pulley on the upper side, the right end of the first rotating shaft is rotatably connected with the right end wall of the first belt groove, the left side of the first belt groove is communicated with a transmission groove, and the left end of the first rotating shaft is rotatably connected with the left end wall of the transmission groove and is fixedly provided with a transmission gear; the wind changing device comprises a wind cavity with bilateral symmetry and downward opening, the rear side of the wind cavity is communicated with the outdoor space, a rotating block is arranged in the wind cavity in a rotating mode through a wind rotating shaft, fan blades are fixedly arranged on the rotating block in the bilateral symmetry mode, a second belt groove is formed in the upper side of the wind cavity in a communicating mode, the upper end of the wind rotating shaft is rotatably connected with the upper end wall of the second belt groove, a second belt pulley is fixedly arranged on the wind rotating shaft, a second belt is connected to the second belt pulley in a power mode, a linkage shaft is connected between the second belt pulleys in a power mode, a third belt groove is arranged between the wind cavity on the right side and the rotating groove in a communicating mode, a third belt pulley is arranged in the third belt groove in the bilateral symmetry mode, the third belt pulley is connected in a power mode through a third belt, the upper end of the wind rotating shaft is fixedly connected with the third belt pulley on the right side, and the upper end of the rotating shaft is fixedly connected with the third belt pulley on the left side, a second meshing cavity is communicated with the upper side of the rotating groove, the upper end of the rotating shaft penetrates through the groove and extends into the second meshing cavity, a fourth bevel gear is fixedly arranged in the rotating shaft, the right end face of the fourth bevel gear is in meshing connection with a second connecting gear, and the second connecting gear is in power connection with the power conversion device; the power conversion device comprises a power cavity, a power block is arranged in the power cavity in a sliding mode, a power motor is fixedly arranged in the power block, the power motor is in bilateral symmetry power connection with a power rotating shaft, the outer end of the power rotating shaft is fixedly connected with a power gear, a T-shaped groove is formed in the upper side of the power cavity in a communicating mode, the upper end face of the power block is fixedly provided with a T-shaped block, the upper end of the T-shaped groove extends into the T-shaped block, the right end wall of the T-shaped groove is fixedly provided with a mobile motor, the left end of the mobile motor is in power connection with a mobile lead screw, the left end of the mobile lead screw is in rotating connection with the left end wall of the T-shaped groove, and the mobile lead screw is in threaded connection with the T-shaped block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910315248.XA CN109966665B (en) | 2019-04-18 | 2019-04-18 | Smoke-proof device for fire disaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910315248.XA CN109966665B (en) | 2019-04-18 | 2019-04-18 | Smoke-proof device for fire disaster |
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| Publication Number | Publication Date |
|---|---|
| CN109966665A CN109966665A (en) | 2019-07-05 |
| CN109966665B true CN109966665B (en) | 2021-08-13 |
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| CN201910315248.XA Expired - Fee Related CN109966665B (en) | 2019-04-18 | 2019-04-18 | Smoke-proof device for fire disaster |
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| CN111076128B (en) * | 2020-03-04 | 2020-10-09 | 福清阑珊灯具有限公司 | Take defogging function and luminance to hang down self-cleaning's street lamp excessively |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4779801A (en) * | 1986-04-28 | 1988-10-25 | Donnell James W O | Apparatus and process for removing smoke from burning buildings |
| CN87216662U (en) * | 1987-12-15 | 1988-10-12 | 天津大学 | Portable smoke-exhausting ventilator for fire-fighting |
| JP2554239B2 (en) * | 1994-07-12 | 1996-11-13 | 株式会社加藤厨房設備 | Equipment for removing oily smoke |
| CN2521535Y (en) * | 2001-12-31 | 2002-11-20 | 刘问洁 | Window cooling air machine with fire-fighting exhauster |
| CN2736020Y (en) * | 2004-09-23 | 2005-10-26 | 周艳 | Spraying smoke-eliminating machine |
| CN101297992B (en) * | 2008-01-07 | 2011-04-27 | 张建明 | Water mist fume extractor |
| CN201510667U (en) * | 2009-09-16 | 2010-06-23 | 上海芜津消防设备有限公司 | Smoke exhaust extinguishing device |
| DE102010014460B4 (en) * | 2010-04-09 | 2012-02-02 | Stöbich Brandschutz GmbH | Fire or smoke protection device |
| CN202569257U (en) * | 2012-03-02 | 2012-12-05 | 江苏振翔车辆装备股份有限公司 | Micro fire-extinguishing and smoke-evacuating robot |
| CN208130266U (en) * | 2018-02-07 | 2018-11-23 | 庄勇波 | A kind of fire automatic fume exhauster of volumed space building |
-
2019
- 2019-04-18 CN CN201910315248.XA patent/CN109966665B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN109966665A (en) | 2019-07-05 |
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