CN118008897A - Mobile fire-fighting smoke extractor for urban fire scene - Google Patents
Mobile fire-fighting smoke extractor for urban fire scene Download PDFInfo
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- CN118008897A CN118008897A CN202410090062.XA CN202410090062A CN118008897A CN 118008897 A CN118008897 A CN 118008897A CN 202410090062 A CN202410090062 A CN 202410090062A CN 118008897 A CN118008897 A CN 118008897A
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- groove
- smoke
- pipe
- piston plate
- box body
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- 239000000779 smoke Substances 0.000 title claims abstract description 90
- 239000007788 liquid Substances 0.000 claims abstract description 81
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000003860 storage Methods 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 28
- 238000004140 cleaning Methods 0.000 claims description 20
- 239000004065 semiconductor Substances 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 6
- 230000005291 magnetic effect Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003546 flue gas Substances 0.000 abstract description 2
- 230000002045 lasting effect Effects 0.000 abstract 1
- 230000000391 smoking effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 238000000605 extraction Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241001233242 Lontra Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a movable fire-fighting smoke extractor for an urban fire scene, which comprises a box body, wherein a liquid storage cavity is arranged in the box body, the upper end of the box body is provided with a mounting groove, the inner bottom of the mounting groove is provided with a shear lifting table, and the upper end of the shear lifting table is provided with a supporting shell; the smoke exhausting mechanism comprises a smoke exhausting fan arranged in the mounting groove, an air inlet end of the smoke exhausting fan is communicated with a telescopic pipe, the other end of the telescopic pipe is communicated with an air suction pipe, the other end of the air suction pipe is arranged above the supporting shell, and an air outlet end of the smoke exhausting fan extends to the right side of the box body. This smoke exhaust fan is in the in-process of using, can realize automatic lasting cleanness to filtering the department, avoids its condition that takes place to block up, guarantees the smoothness nature of smoking, still is provided with cooling mechanism in addition, can cool down the flue gas of getting into, guarantees smoke exhaust fan's life.
Description
Technical Field
The invention relates to the field of fire extinguishment, in particular to a movable fire-fighting smoke extractor for an urban fire scene.
Background
Under the condition of fire, the most common method for removing fire smoke is mechanical smoke discharge, and the smoke discharge fan is needed to be used for realizing the smoke discharge, in the smoke discharge prevention system, the fire smoke discharge fan is an indispensable part in the mechanical smoke discharge prevention system and the pressurized air supply system, plays an important role in the smoke discharge prevention system, and along with the development of science and technology and production, the smoke discharge of a fire scene is specialized and diversified towards equipment, and the following problems still exist in the use process of the smoke discharge fan:
1. The fire smoke contains more large smoke particles, so that in order to avoid blockage caused by the fact that large-particle smoke particles directly enter a ventilation pipeline, a filter screen is generally arranged at an air inlet position, but in actual use, when smoke is discharged for a single time, more smoke particles are accumulated at the filter screen to influence the ventilation of a smoke discharge fan;
2. fire smoke generally has higher temperature, and in the smoke flow process, high-temperature smoke contacts the smoke exhaust fan, so that the temperature of the smoke exhaust fan is higher, the service life of the smoke exhaust fan can be influenced after the smoke exhaust fan works at a higher temperature for a long time, and meanwhile, the actual use effect can be influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a mobile fire-fighting smoke extractor for an urban fire scene, which can automatically and continuously clean a filtering part in the use process, avoid the condition of blockage, ensure the smoothness of smoke extraction, and is also provided with a cooling mechanism which can cool the entering smoke and ensure the service life of the smoke extractor.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The movable fire-fighting smoke extractor for the urban fire scene comprises a box body, wherein a liquid storage cavity is arranged in the box body, an installation groove is formed in the upper end of the box body, a shear lifting table is installed at the inner bottom of the installation groove, and a supporting shell is installed at the upper end of the shear lifting table; the smoke exhausting mechanism comprises a smoke exhausting fan arranged in the mounting groove, an air inlet end of the smoke exhausting fan is communicated with a telescopic pipe, the other end of the telescopic pipe is communicated with an air suction pipe, the other end of the air suction pipe is arranged above the supporting shell, an air outlet end of the smoke exhausting fan extends to the right side of the box body, a purifier is arranged on the right side of the box body, and the air outlet end of the smoke exhausting fan is communicated with the air inlet end of the purifier; the cooling mechanism is used for reducing the temperature of air in the smoke; the filtering mechanism is used for removing large particle dust in the smoke;
Preferably, be provided with the rectangle case in the mounting groove, be provided with the rectangle chamber in the rectangle case, the rectangular channel has been seted up in the left side of rectangle case, be provided with trigger mechanism in the mounting groove, trigger mechanism is including rotating the second pivot of connecting between inner wall around the rectangle chamber, the right side symmetry fixedly connected with two mounting panels of box, two rotate between the mounting panel and be connected with first pivot, the outside of first pivot is fixed equidistant fixedly connected with a plurality of turning vane, first pivot passes through the transmission structure transmission with the second pivot and is connected.
Preferably, the transmission structure comprises two belt pulleys, the two belt pulleys are connected through belt transmission, and the two belt pulleys are respectively arranged on the first rotating shaft and the second rotating shaft.
Preferably, the filter mechanism comprises a cleaning groove formed in the upper end of the supporting shell, a transmission groove is formed in the upper end of the supporting shell, a rotary screen plate is arranged in the cleaning groove, the right side of the rotary screen plate is attached to the air inlet of the air suction pipe, a third rotating shaft is connected between the inner walls of the left side and the right side of the cleaning groove in a rotating mode, the third rotating shaft penetrates through the rotary screen plate and is fixedly connected with the rotary screen plate, and a plurality of sponge strips are fixedly embedded in the left side of the rotary screen plate at equal intervals.
Preferably, a first piston plate capable of sliding left and right is arranged in the rectangular cavity, the left side of the first piston plate is elastically connected with the left inner wall of the rectangular cavity through a spring, a cam is fixedly connected to the second rotating shaft, and the cam is attached to the right side of the first piston plate.
Preferably, the left side space in rectangle chamber is through communicating pipe and the interior bottom space intercommunication in transmission groove, be provided with the third piston board of sliding from top to bottom in the transmission groove, the upper end fixedly connected with rack of third piston board, the left end of third pivot extends to in the transmission groove to fixedly connected with and rack-meshed gear, the interior bottom fixedly connected with mounting bracket in clean groove, the right side fixedly connected with brush strip of mounting bracket.
Preferably, the cooling mechanism comprises a second piston plate which is slidably connected in the rectangular groove, the right side space of the rectangular groove is communicated with the inner bottom of the liquid storage cavity through a first unidirectional liquid inlet pipe, a spiral heat conducting pipe is arranged on the inner wall of the air suction pipe, and the right side space of the rectangular groove is communicated with the liquid inlet end of the spiral heat conducting pipe through a first unidirectional liquid outlet pipe.
Preferably, the inside of stock solution chamber is filled with the water, install the semiconductor refrigeration spare on the left side inner wall of box, the right-hand member of semiconductor refrigeration spare extends to the stock solution intracavity, the play liquid end of spiral temperature-conducting tube extends to the interior top of stock solution chamber to cooperate with the cold junction of semiconductor refrigeration spare, the play liquid end of first one-way drain pipe and spiral temperature-conducting tube is soft body, all install the check valve in first one-way drain pipe and the first one-way feed liquor intraductal.
Preferably, the first piston plate and the second piston plate are magnetic, and the first piston plate and the second piston plate are opposite to each other.
Preferably, the upper end of the supporting shell is provided with a liquid injection groove, a fourth piston plate capable of sliding up and down is arranged in the liquid injection groove, the fourth piston plate is fixedly connected with the third piston plate through a U-shaped connecting rod, the inner bottom space of the liquid injection groove is communicated with the inner bottom space of the liquid storage cavity of the second unidirectional liquid inlet pipe, the inner bottom space of the liquid injection groove is communicated with the inner bottom space of the cleaning groove through the second unidirectional liquid outlet pipe, and the second unidirectional liquid inlet pipe and the second unidirectional liquid outlet pipe are internally provided with one-way valves.
Compared with the prior art, the invention has the beneficial effects that:
1. The shear lifting table is arranged, the air inlet part of the smoke extractor can be moved up and down to meet the smoke extraction requirements on smoke at different heights, the filtering mechanism is arranged, the air flow generated by air extraction is converted into mechanical energy, the automatic cleaning effect of the rotary screen plate is realized, the rotary screen plate is ensured to be always in a cleaner state, and the condition that the smoke extraction effect is influenced due to continuous use and blockage of the rotary screen plate is avoided.
2. The mesh on the rotation otter board is less, and its behind the water, can all form the water film because of the water tension effect on more meshes, and behind the mesh part that has the water film rotates to the aspiration channel positive left side, can receive the air current effect and make the water film break, become the granule water, and the granule water just can be evaporated because the contact surface is great also comparatively easily, further improves endothermic effect, reduces flue gas temperature.
3. The magnetic effect is arranged between the first piston plate and the second piston plate, the left-right reciprocating motion of the first piston plate can lead the second piston plate to move left-right through the magnetic effect, water is injected into the spiral heat conduction pipe for water cooling, so that the cooling effect on smoke is excellent, and the service life of the smoke exhaust fan is ensured.
Drawings
FIG. 1 is a schematic view of the structure of an embodiment 1 of the present invention;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
FIG. 4 is an enlarged view at C of FIG. 1;
FIG. 5 is a schematic side view of the screen of FIG. 1;
Fig. 6 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: the device comprises a box body 1, a mounting groove 2, a liquid storage cavity 3, a semiconductor refrigerating piece 4, a shearing lifting table 5, a supporting shell 6, an air suction pipe 7, an 8-telescopic pipe, a 9-smoke exhausting fan, a purifier 10, a first 11 one-way liquid inlet pipe, a first 12 one-way liquid outlet pipe, a spiral heat conducting pipe 13, a mounting plate 14, a first 15 rotating shaft, a 16 rotating blade, a17 transmission structure, a rectangular box 18, a rectangular cavity 19, a rectangular groove 20, a first piston plate 21, a spring 22, a 23 communicating pipe, a second 24 rotating shaft, a 25 cam, a second piston plate 26, a cleaning groove 27, a 28 transmitting groove 29, a rotating screen plate 30, a third rotating shaft 31, a mounting frame 32, a brush strip 33, a third piston plate 34 rack, a 35 gear, a 36 sponge strip, a 37 liquid injection groove 38 fourth piston plate, a 39 second one-way liquid inlet pipe, a second one-way liquid outlet pipe 40 and a 41U-shaped connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-5, a mobile fire-fighting smoke extractor for an urban fire scene comprises a box body 1, wherein a liquid storage cavity 3 is arranged in the box body 1, an installation groove 2 is formed in the upper end of the box body 1, a shear lifting table 5 is installed at the inner bottom of the installation groove 2, and a supporting shell 6 is installed at the upper end of the shear lifting table 5;
As one embodiment of the invention, the invention further comprises a smoke discharging mechanism, the smoke discharging mechanism comprises a smoke exhausting fan 9 arranged in the mounting groove 2, the air inlet end of the smoke exhausting fan 9 is communicated with a telescopic pipe 8, the other end of the telescopic pipe 8 is communicated with an air suction pipe 7, the other end of the air suction pipe 7 is arranged above the supporting shell 6, the air outlet end of the smoke exhausting fan 9 extends to the right side of the box body 1, a purifier 10 is arranged on the right side of the box body 1, the purifier 10 is used for purifying toxic gas in smoke, and the air outlet end of the smoke exhausting fan 9 is communicated with the air inlet end of the purifier 10;
As one implementation mode of the invention, a rectangular box 18 is arranged in a mounting groove 2, a rectangular cavity 19 is arranged in the rectangular box 18, a rectangular groove 20 is arranged on the left side of the rectangular box 18, a triggering mechanism is arranged in the mounting groove 2, the triggering mechanism comprises a second rotating shaft 24 which is rotationally connected between the front inner wall and the rear inner wall of the rectangular cavity 19, two mounting plates 14 are symmetrically and fixedly connected on the right side of the box body 1, a first rotating shaft 15 is rotationally connected between the two mounting plates 14, a plurality of rotating blades 16 are fixedly and equally spaced on the outer side of the first rotating shaft 15, the first rotating shaft 15 is in transmission connection with the second rotating shaft 24 through a transmission structure 17, the transmission structure 17 comprises two belt pulleys, the two belt pulleys are in transmission connection through belts, and the two belt pulleys are respectively arranged on the first rotating shaft 15 and the second rotating shaft 24;
As one embodiment of the invention, the invention further comprises a filtering mechanism, the filtering mechanism is used for removing large particle dust in smoke, the filtering mechanism comprises a cleaning groove 27 which is arranged at the upper end of the supporting shell 6, in an initial state, the cleaning groove 27 is filled with water, the upper end of the supporting shell 6 is provided with a transmission groove 28, a rotary screen 29 is arranged in the cleaning groove 27, the right side of the rotary screen 29 is jointed with an air inlet of the air suction pipe 7, a third rotary shaft 30 is rotationally connected between the inner walls of the left side and the right side of the cleaning groove 27, the third rotary shaft 30 penetrates the rotary screen 29 and is fixedly connected with the rotary screen 29, a plurality of sponge strips 36 are fixedly embedded at equal intervals on the left side of the rotary screen 29, a first piston plate 21 which can slide left and right is arranged in the rectangular cavity 19, the left side of the first piston plate 21 is elastically connected with the left side inner wall of the rectangular cavity 19 through a spring 22, a cam 25 is fixedly connected with the second rotary shaft 24, and the cam 25 is jointed with the right side of the first piston plate 21;
As an embodiment of the present invention, the left space of the rectangular cavity 19 is communicated with the inner bottom space of the transmission groove 28 through the communicating pipe 23, a third piston plate 33 sliding up and down is arranged in the transmission groove 28, the upper end of the third piston plate 33 is fixedly connected with a rack 34, the left end of the third rotating shaft 30 extends into the transmission groove 28 and is fixedly connected with a gear 35 meshed with the rack 34, the inner bottom of the cleaning groove 27 is fixedly connected with a mounting frame 31, and the right side of the mounting frame 31 is fixedly connected with a hairbrush strip 32;
As an embodiment of the invention, the device also comprises a cooling mechanism, wherein the cooling mechanism is used for reducing the air temperature in the smoke, the cooling mechanism comprises a second piston plate 26 which is slidably connected in a rectangular groove 20, the right side space of the rectangular groove 20 is communicated with the inner bottom of the liquid storage cavity 3 through a first unidirectional liquid inlet pipe 11, a spiral heat conducting pipe 13 is arranged on the inner wall of the air suction pipe 7, and the right side space of the rectangular groove 20 is communicated with the liquid inlet end of the spiral heat conducting pipe 13 through the first unidirectional liquid outlet pipe 12; the inside of the liquid storage cavity 3 is filled with water, the semiconductor refrigerating piece 4 is installed on the left inner wall of the box body 1, the semiconductor refrigerating piece 4 is composed of a semiconductor refrigerating sheet and a cooling fan, the semiconductor refrigerating piece is in the prior art, not specifically described herein, the right end of the semiconductor refrigerating piece 4 extends into the liquid storage cavity 3, the liquid outlet end of the spiral heat conducting tube 13 extends to the inner top of the liquid storage cavity 3 and is matched with the cold end of the semiconductor refrigerating piece 4, the liquid outlet ends of the first unidirectional liquid outlet tube 12 and the spiral heat conducting tube 13 are soft tube bodies, the first unidirectional liquid outlet tube 12 and the first unidirectional liquid inlet tube 11 are internally provided with one-way valves, the one-way valve flow direction in the first unidirectional liquid outlet tube 12 is that the right space of the rectangular groove 20 is unidirectionally entered into the spiral heat conducting tube 13, the one-way valve flow direction in the first unidirectional liquid inlet tube 11 is that the bottom space in the liquid storage cavity 3 is unidirectionally entered into the rectangular groove 20, the first piston plate 21 and the second piston plate 26 are both magnetic, and the first piston plate 21 and the second piston plate 26 are opposite in adjacent surfaces.
In the invention, when in use, the box body 1 is arranged at the upper end of the transportation vehicle body, so that the transportation vehicle body is convenient to move, the whole box body 1 is made of a heat insulation material, and when smoke is required to be discharged, the whole device is moved to a position where the smoke is required to be discharged;
Then, the shear lifting table 5 is started, so that after the supporting shell 6 and the air suction pipe 7 move up to a required position, the smoke suction fan 9 is started, smoke can be discharged, finally, the outside is discharged through the purifier 10, the smoke discharging process is realized, when the airflow discharged by the smoke suction fan 9 blows to the plurality of rotating blades 16 in the smoke discharging process, the rotating blades 16 rotate, the rotation of the rotating blades 16 can enable the first rotating shaft 15 to rotate, the rotation of the first rotating shaft 15 enables the second rotating shaft 24 to rotate through the transmission structure 17, the first piston plate 21 can be driven to reciprocate left and right by utilizing the action of the cam 25 and the spring 22, the space at the left side of the rectangular cavity 19 and the space at the inner bottom of the transmission groove 28 can reciprocate, the third piston plate 33 reciprocates up and down, the rack 34 reciprocates up and down, when the rack 34 moves up, the gear 35 rotates clockwise (namely, forward and backward), the gear 35 rotates anticlockwise (namely, rotates reversely), and therefore, the upper and down movement of the rack 35 drives the gear 35 to rotate forward and backward, the filter plate 29 rotates relatively, and the particles in the filter plate 29 rotates, and the filter plate 29 rotates relatively, and the particles in the water are prevented from being more from being blown to one side by the forward and backward rotation;
In the process, the sponge strip 36 can be ensured to be in a wet state all the time, so that after a high-speed airflow passes through, the air flow on the surface of the sponge strip 36 can be accelerated, the evaporation of water is promoted, the evaporation of water absorbs heat, the temperature of smoke is reduced to a certain extent, in addition, as the meshes on the rotary screen 29 are smaller, after the sponge strip passes through the water, more meshes form water films under the action of water tension, after the mesh part with the water films rotates to the right left side of the air suction pipe 7, the water films are broken under the action of airflow, the water films become small-particle water bodies, the small-particle water bodies can be easily evaporated due to the larger contact surface, the heat absorption effect is further improved, and the smoke temperature is reduced;
It is mentioned that the semiconductor refrigerating element 4 can be started, after the semiconductor refrigerating element 4 is started, the cold end temperature of the semiconductor refrigerating element can be rapidly reduced, the left-right reciprocating motion of the first piston plate 21 can enable the second piston plate 26 to reciprocate left-right through the magnetic effect, the left-right reciprocating motion of the second piston plate 26 is matched with the first unidirectional liquid inlet pipe 11, the first unidirectional liquid outlet pipe 12 and the internal one-way valve, water can be injected into the spiral heat conducting pipe 13 to finally re-enter the liquid storage cavity 3, water cooling is achieved, the cooling effect on smoke is excellent, the service life of the smoke extraction fan 9 is guaranteed, and the water in the liquid storage cavity 3 can be rapidly cooled after passing through the cold end of the semiconductor refrigerating element 4, and the continuity of water cooling is guaranteed.
Example 2
Referring to fig. 6, the difference between this embodiment and embodiment 1 is that the upper end of the supporting housing 6 is provided with a liquid injection groove 37, a fourth piston plate 38 capable of sliding up and down is provided in the liquid injection groove 37, the fourth piston plate 38 is fixedly connected with the third piston plate 33 through a U-shaped connecting rod 41, the inner bottom space of the liquid injection groove 37 is communicated with the inner bottom space of the liquid storage cavity 3 through a second unidirectional liquid inlet pipe 39, the inner bottom space of the liquid injection groove 37 is communicated with the inner bottom space of the cleaning groove 27 through a second unidirectional liquid outlet pipe 40, the second unidirectional liquid inlet pipe 39 and the second unidirectional liquid outlet pipe 40 are both provided with unidirectional valves, the unidirectional valve flow direction in the second unidirectional liquid inlet pipe 39 is that the liquid storage cavity 3 enters the inner bottom space of the transmission groove 28 in a unidirectional manner, and the unidirectional valve flow direction in the second unidirectional liquid outlet pipe 40 is that the liquid injection groove 37 enters the inner bottom space of the cleaning groove 27 in a unidirectional manner.
In the process of up-and-down reciprocation of the third piston plate 33, the U-shaped connecting rod 41 is utilized to enable the fourth piston plate 38 to reciprocate up and down, and the up-and-down movement of the fourth piston plate 38 can utilize the unidirectional liquid inlet pipe 39 and the second unidirectional liquid outlet pipe 40 to continuously supplement water into the cleaning tank 27, so that the condition that the cleaning effect and the cooling effect are affected due to continuous use of the water and the reduction of the liquid level are avoided.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a mobile fire control smoke extractor for urban fire scene which characterized in that includes:
The device comprises a box body (1), wherein a liquid storage cavity (3) is arranged in the box body (1), an installation groove (2) is formed in the upper end of the box body (1), a shear lifting table (5) is installed at the inner bottom of the installation groove (2), and a supporting shell (6) is installed at the upper end of the shear lifting table (5);
The smoke exhausting mechanism comprises a smoke exhausting fan (9) arranged in the mounting groove (2), an air inlet end of the smoke exhausting fan (9) is communicated with a telescopic pipe (8), the other end of the telescopic pipe (8) is communicated with an air suction pipe (7), the other end of the air suction pipe (7) is arranged above the supporting shell (6), an air outlet end of the smoke exhausting fan (9) extends to the right side of the box body (1), a purifier (10) is arranged on the right side of the box body (1), and an air outlet end of the smoke exhausting fan (9) is communicated with an air inlet end of the purifier (10);
The filtering mechanism is used for removing large particle dust in the smoke;
The cooling mechanism is used for reducing the temperature of air in the smoke.
2. The mobile fire-fighting smoke extractor for urban fire scene according to claim 1, characterized in that a rectangular box (18) is arranged in the mounting groove (2), a rectangular cavity (19) is arranged in the rectangular box (18), a rectangular groove (20) is arranged on the left side of the rectangular box (18), a triggering mechanism is arranged in the mounting groove (2), the triggering mechanism comprises a second rotating shaft (24) which is rotationally connected between the front inner wall and the rear inner wall of the rectangular cavity (19), two mounting plates (14) are symmetrically and fixedly connected on the right side of the box body (1), a first rotating shaft (15) is rotationally connected between the two mounting plates (14), a plurality of rotating blades (16) are fixedly connected on the outer side of the first rotating shaft (15) at equal intervals, and the first rotating shaft (15) is in transmission connection with the second rotating shaft (24) through a transmission structure (17).
3. A mobile fire smoke extractor for urban fire scene according to claim 2, characterized in that said transmission structure (17) comprises two pulleys, two of which are connected by belt transmission, two of which are mounted on a first rotary shaft (15) and a second rotary shaft (24), respectively.
4. The mobile fire-fighting smoke extractor for urban fire scene according to claim 2, characterized in that, the filter mechanism comprises a cleaning groove (27) arranged at the upper end of the supporting shell (6), a transmission groove (28) is arranged at the upper end of the supporting shell (6), a rotary screen plate (29) is arranged in the cleaning groove (27), the right side of the rotary screen plate (29) is attached to the air inlet of the air suction pipe (7), a third rotating shaft (30) is rotatably connected between the inner walls of the left side and the right side of the cleaning groove (27), the third rotating shaft (30) penetrates through the rotary screen plate (29) and is fixedly connected with the rotary screen plate (29), and a plurality of sponge strips (36) are fixedly embedded at equal intervals on the left side of the rotary screen plate (29).
5. The movable fire smoke extractor for the urban fire scene as defined in claim 4, wherein a first piston plate (21) capable of sliding left and right is arranged in the rectangular cavity (19), the left side of the first piston plate (21) is elastically connected with the left inner wall of the rectangular cavity (19) through a spring (22), a cam (25) is fixedly connected on the second rotating shaft (24), and the cam (25) is attached to the right side of the first piston plate (21).
6. The mobile fire-fighting smoke extractor for the urban fire scene according to claim 5, characterized in that the left space of the rectangular cavity (19) is communicated with the inner bottom space of the transmission groove (28) through the communicating pipe (23), a third piston plate (33) sliding up and down is arranged in the transmission groove (28), the upper end of the third piston plate (33) is fixedly connected with a rack (34), the left end of the third rotating shaft (30) extends into the transmission groove (28) and is fixedly connected with a gear (35) meshed with the rack (34), the inner bottom of the cleaning groove (27) is fixedly connected with a mounting frame (31), and the right side of the mounting frame (31) is fixedly connected with a hairbrush strip (32).
7. The mobile fire-fighting smoke extractor for the urban fire scene according to claim 6, characterized in that the cooling mechanism comprises a second piston plate (26) which is slidably connected in a rectangular groove (20), the right space of the rectangular groove (20) is communicated with the inner bottom of the liquid storage cavity (3) through a first unidirectional liquid inlet pipe (11), a spiral heat conducting pipe (13) is arranged on the inner wall of the air suction pipe (7), and the right space of the rectangular groove (20) is communicated with the liquid inlet end of the spiral heat conducting pipe (13) through a first unidirectional liquid outlet pipe (12).
8. The mobile fire-fighting smoke extractor for urban fire scene according to claim 7, characterized in that the inside of the liquid storage cavity (3) is filled with water, the left side inner wall of the box body (1) is provided with a semiconductor refrigerating piece (4), the right end of the semiconductor refrigerating piece (4) extends into the liquid storage cavity (3), the liquid outlet end of the spiral heat conducting pipe (13) extends to the inner top of the liquid storage cavity (3) and is matched with the cold end of the semiconductor refrigerating piece (4), the liquid outlet ends of the first unidirectional liquid outlet pipe (12) and the spiral heat conducting pipe (13) are soft pipe bodies, and the first unidirectional liquid outlet pipe (12) and the first unidirectional liquid inlet pipe (11) are provided with one-way valves.
9. The mobile fire smoke extractor for an urban fire scene according to claim 8, wherein said first piston plate (21) and said second piston plate (26) are magnetic, said first piston plate (21) being opposite in attraction to the adjacent second piston plate (26).
10. The movable fire-fighting smoke extractor for the urban fire scene according to claim 6, characterized in that the upper end of the supporting shell (6) is provided with a liquid injection groove (37), a fourth piston plate (38) capable of sliding up and down is arranged in the liquid injection groove (37), the first piston plate (38) and the third piston plate (33) are fixedly connected through a U-shaped connecting rod (41), the inner bottom space of the liquid injection groove (37) is communicated with the inner bottom space of the liquid storage cavity (3) through a second one-way liquid inlet pipe (39), the inner bottom space of the liquid injection groove (37) is communicated with the inner bottom space of the cleaning groove (27) through a second one-way liquid outlet pipe (40), and one-way valves are arranged in the second one-way liquid inlet pipe (39) and the second one-way liquid outlet pipe (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410090062.XA CN118008897A (en) | 2024-01-23 | 2024-01-23 | Mobile fire-fighting smoke extractor for urban fire scene |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410090062.XA CN118008897A (en) | 2024-01-23 | 2024-01-23 | Mobile fire-fighting smoke extractor for urban fire scene |
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| CN202410090062.XA Pending CN118008897A (en) | 2024-01-23 | 2024-01-23 | Mobile fire-fighting smoke extractor for urban fire scene |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119215594A (en) * | 2024-11-20 | 2024-12-31 | 江苏固莱特环保科技有限公司 | A flue gas recovery and purification equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119215594A (en) * | 2024-11-20 | 2024-12-31 | 江苏固莱特环保科技有限公司 | A flue gas recovery and purification equipment |
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