CN116877173B - Tunnel exhaust fan - Google Patents
Tunnel exhaust fan Download PDFInfo
- Publication number
- CN116877173B CN116877173B CN202311013158.8A CN202311013158A CN116877173B CN 116877173 B CN116877173 B CN 116877173B CN 202311013158 A CN202311013158 A CN 202311013158A CN 116877173 B CN116877173 B CN 116877173B
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- fixedly connected
- tunnel
- fan
- deceleration strip
- air pipe
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- 230000005540 biological transmission Effects 0.000 claims abstract description 80
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims description 62
- 238000003825 pressing Methods 0.000 claims description 37
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000005452 bending Methods 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 239000013013 elastic material Substances 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007812 deficiency Effects 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
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/08—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for recovering energy derived from swinging, rolling, pitching or like movements, e.g. from the vibrations of a machine
- F03G7/081—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for recovering energy derived from swinging, rolling, pitching or like movements, e.g. from the vibrations of a machine recovering energy from moving road or rail vehicles, e.g. collecting vehicle vibrations in the vehicle tyres or shock absorbers
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the field of tunnel exhaust, in particular to a tunnel exhaust fan, which comprises a main air pipe, wherein the main air pipe is transparent front and back, and an electric fan is arranged in the main air pipe; the two side air pipes are arranged at the left side and the right side of the main air pipe; the two side air pipes are connected with the main air pipe through the connecting frame; the suspension frame is fixedly connected to the top of the main air pipe; the deceleration strip is arranged on the bottom surface of the tunnel and is used for decelerating vehicles coming and going; through laying the deceleration strip in the tunnel, can suitably let the vehicle slow down, cooperation power transmission subassembly simultaneously, after the vehicle passes through the deceleration strip, power transmission subassembly can be with the pressure that the deceleration strip received, converts mechanical energy and transmits for the fan, lets the fan rotate to this lets two side air duct produce the exhaust volume, and the electric fan of main tuber pipe is used for providing stable exhaust, through this kind of setting, has realized utilizing the unnecessary energy that the vehicle produced to carry out the effect that the tunnel was aired exhaust.
Description
Technical Field
The invention belongs to the field of tunnel exhaust, and particularly relates to a tunnel exhaust fan.
Background
The tunnel is an engineering building embedded in the ground, is a form of utilizing underground space by human beings, and can be divided into traffic tunnel, hydraulic tunnel, military tunnel and long tunnel, and its structure includes main body building and two portions, and its main body building is formed from main body building and tunnel door, and its auxiliary equipment includes main body and auxiliary equipment.
Because the tunnel is longer, in order to guarantee the circulation of air in the tunnel, need add the setting of airing exhaust in the tunnel, let tunnel both ends and middle part form the circulation of air, guarantee that the inside oxygen of tunnel is sufficient, exhaust equipment generally adds the exhaust fan at the tunnel top.
The existing exhaust fan generally directly generates wind power through an electric fan driven by electric power to ventilate a tunnel, and because long-term uninterrupted ventilation is needed, more power consumption is caused, vehicles in the tunnel pass frequently, and redundant energy sources of the vehicles can be utilized to ventilate.
To this end, the invention provides a tunnel exhaust fan.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a tunnel exhaust fan, which comprises
The main air pipe is transparent front and back, and an electric fan is arranged in the main air pipe;
the two side air pipes are arranged at the left side and the right side of the main air pipe;
the two side air pipes are connected with the main air pipe through the connecting frame;
the suspension frame is fixedly connected to the top of the main air pipe;
the deceleration strip is arranged on the bottom surface of the tunnel and is used for decelerating vehicles coming and going;
a fan arranged inside the side air duct;
the power transmission assembly is used for converting the pressure received on the speed reducing belt into mechanical energy and transmitting the mechanical energy to the fan, the existing exhaust fan generally directly generates wind force through the electric driving electric fan to ventilate a tunnel, the electric fan of the main air pipe is used for providing stable exhaust air due to long-term uninterrupted ventilation, vehicles in the tunnel pass frequently and can utilize redundant energy of the vehicles to ventilate, the vehicles pass through the tunnel through the arrangement of the two side air pipes, the vehicles can be properly decelerated by carefully driving the vehicles through the arrangement of the speed reducing belt in the tunnel, and meanwhile the power transmission assembly is matched, after the vehicles pass through the speed reducing belt, the power transmission assembly can convert the pressure received on the speed reducing belt into mechanical energy and transmit the mechanical energy to the fan to enable the fan to rotate, so that the two side air pipes generate exhaust air quantity, and the electric fan of the main air pipe is used for providing stable exhaust air.
The inside middle part of above-mentioned side tuber pipe is provided with the transfer line, the both ends of above-mentioned transfer line all rotate and are connected with the support frame, the outside and the fan rigid coupling of above-mentioned transfer line, the outside of above-mentioned transfer line has cup jointed and has been removed the frame, above-mentioned power transmission subassembly includes the fibre rope, the inside of the inside that inserts the deceleration strip of above-mentioned fibre rope along the inner wall in tunnel, the inboard of above-mentioned deceleration strip is hollow setting, above-mentioned deceleration strip is elastic material preparation, the other end and the removal frame rigid coupling of above-mentioned fibre rope, be provided with the drive subassembly between above-mentioned removal frame and the transfer line, above-mentioned drive subassembly is used for driving the transfer line rotatory when removing the frame, the fibre rope is located the inside of deceleration strip and is in unsettled state, the tip of fibre rope passes the deceleration strip and can't with tunnel inner wall rigid coupling, when the vehicle passes the deceleration strip, can extrude the deceleration strip and cause elastic material's deceleration strip undercut, let inside fibre rope be extruded, the fibre rope other end is pulled, thereby the setting of pulling removal frame horizontal movement, cooperation drive subassembly at this moment, the removal frame of translation can drive the transfer line rotatory, thereby make the fan anticlockwise rotation produce and arrange when moving the frame removes, the setting up through this kind of rolling and realize that the vehicle is rotatory through the deceleration strip.
The outside rigid coupling of above-mentioned side tuber pipe has movable sleeve and sliding sleeve, above-mentioned movable sleeve and sliding sleeve all communicate with the side tuber pipe is inside, above-mentioned movable frame and movable sleeve and sliding sleeve all slide joint, the rigid coupling has two spring telescopic links one between above-mentioned movable frame and the movable sleeve, movable frame horizontal slip in movable sleeve and sliding sleeve, guarantee the removal orbit of movable frame, and the setting of spring telescopic link one, the fibre rope will move the frame and draw to one end, after the vehicle is walked the deceleration strip simultaneously, the spring telescopic link will move the frame and be drawn to the normal position for a while by extruded fibre rope, when letting the next vehicle pass can also continue to drive the fan rotation.
The transmission assembly comprises two gear rings, the gear rings are sleeved on the outer side of the transmission rod, baffles fixedly connected with the transmission rod are arranged at the two ends of the gear rings, an inner ratchet wheel is fixedly connected with the inner ring of the gear rings, a plurality of pawls which are annularly arranged are fixedly connected on the outer side of the transmission rod, the inner ratchet wheel is meshed with the pawls, a row of transmission teeth I are fixedly connected on the inner top surface of the movable frame, the transmission teeth I are meshed with the upper side of one gear ring, when the fiber rope pulls the movable frame to translate, the gear rings and the transmission rod can be driven to rotate under the meshing of the transmission teeth I and the gear rings, and then the fan is driven to rotate, and the inner ratchet wheel and the pawls are arranged, so that the transmission process of the gear rings to the transmission rod can only be unidirectional, and the fan is not reversed when the movable frame returns, the fan is in a state of always accelerating, and the durable and stable operation of the fan is ensured.
The one end rigid coupling that above-mentioned fibre rope is close to the removal frame has two to pull the rope, and two are the parallel arrangement that pull the rope, and two are all with the one end rigid coupling that the spring telescopic link was kept away from to the removal frame, a plurality of protection tubes are cup jointed in the outside of above-mentioned fibre rope, above-mentioned protection tube and tunnel inner wall rigid coupling, the parallel arrangement that two were pulled to the cooperation rope lets the dynamics that pulls the removal frame disperse, average, guarantee the steady movement process of removal frame, and the setting of protection tube is used for restricting and fixing the position of fibre rope.
A row of transmission teeth II are fixedly connected to the bottom surface of the outer side of the movable frame, a main gear is meshed below the transmission teeth II, a secondary gear is fixedly connected to one side of the main gear, the secondary gear is meshed with the other gear ring, a stabilizer is sleeved between the main gear and the secondary gear, the stabilizer is fixedly connected with the inner wall of a side air pipe, when the movable frame returns to a position under the pulling of a spring telescopic rod I, the row of transmission teeth II at the bottom of the movable frame can drive the main gear to rotate so as to drive the secondary gear to rotate, the secondary gear can drive the other gear ring to rotate so as to drive the fan to rotate, and the rotating direction of the fan is anticlockwise due to primary meshing steering.
The inside of above-mentioned deceleration strip is provided with a plurality of briquetting down, a plurality of briquetting down are the equidistance and arrange, the both sides of above-mentioned briquetting down all rigid coupling has spring telescopic link two, the bottom of above-mentioned spring telescopic link two and the inboard bottom surface rigid coupling of deceleration strip, the bottom rigid coupling of above-mentioned briquetting down has two to be parallel arrangement's seat that pushes down, the below of above-mentioned seat that pushes down all is provided with crooked seat by both sides, above-mentioned fibre rope is located crooked seat and pushes down between the seat, when the vehicle passes through, can extrude elastic material's deceleration strip, and extrude the briquetting down, can let down the seat also descend along with the briquetting down, along with briquetting down and crooked seat are crisscross each other, the fibrous rope of bending that can the furthest, make the fibrous rope can stimulate the movable frame and walk longer distance, there are two side wind pipes in the cooperation, in addition the vehicle of continuous process, higher rotational speed and exhaust volume have further been guaranteed to the fan.
The deceleration strip comprises a steel plate and an elastic pad, the width of the elastic pad is larger than that of the steel plate, the edge of the elastic pad is fixedly connected with the edge of the top surface of the steel plate, the top surface of the lower pressing block is in arc-shaped arrangement, the bending seat is fixedly connected with the top surface of the steel plate, the steel plate at the bottom of the deceleration strip is used for being fixedly connected with the ground of a tunnel, the stability of the deceleration strip is guaranteed, the elastic pad is wrapped above the steel plate, a semi-cylindrical arch is formed, the lower pressing block can be normally placed, a vehicle can normally extrude the lower pressing block, and the arc-shaped structure of the top surface of the lower pressing block can be more smooth to receive rolling of the wheel when the wheel rolls.
The bottom surface of the pressing seat is concave, the top surface of the bending seat is concave, the spring telescopic rod is positioned between the two pressing seats, and the pressing seats and the bending seat can reduce shearing force on the bending part of the fiber rope when the fiber rope is pressed, so that the service life of the fiber rope is prolonged.
The outside cover of above-mentioned transfer line is equipped with rotational speed measurement module, and the inside of above-mentioned electronic fan is provided with power regulation module, and above-mentioned power regulation module is used for adjusting the output of electric power, above-mentioned rotational speed measurement module and power regulation module communication connection, rotational speed measurement module measurement fan's rotational speed, calculate the exhaust volume according to the rotational speed, use the tunnel to need exhaust volume to subtract the exhaust volume of two side tuber pipes simultaneously, improve electric power for electronic fan according to the how many of last numerical value, need not to provide the highest energy consumption for electronic fan always, through this kind of setting, realized the effect of reducing the energy consumption.
The beneficial effects of the invention are as follows:
1. according to the tunnel exhaust fan, through the arrangement of the two side air pipes, a vehicle needs to be carefully driven when passing through a tunnel, the vehicle can be properly decelerated by paving the deceleration strip in the tunnel, meanwhile, the power transmission assembly is matched, after the vehicle passes through the deceleration strip, the power transmission assembly can convert the pressure born by the deceleration strip into mechanical energy and transmit the mechanical energy to the fan, the fan rotates, so that the two side air pipes generate exhaust air quantity, the electric fan of the main air pipe is used for providing stable exhaust air, and through the arrangement, the effect of tunnel exhaust by utilizing the surplus energy generated by vehicle passing is realized.
2. According to the tunnel exhaust fan, through the arrangement of the fiber ropes, the fiber ropes are located in the deceleration strip and are in a suspended state, the end parts of the fiber ropes penetrate through the deceleration strip and are fixedly connected with the inner wall of a tunnel and cannot move, when a vehicle passes through the deceleration strip, the deceleration strip is extruded to enable the deceleration strip made of elastic materials to be sunken downwards, the suspended fiber ropes in the interior are extruded, the other end of the fiber ropes is pulled, and accordingly the movable frame is pulled to move horizontally, at the moment, the movable frame in translation can drive the transmission rod to rotate in cooperation with the arrangement of the transmission assembly, so that the fan rotates anticlockwise to generate exhaust air quantity, and through the arrangement, the effect that the vehicle rolls the deceleration strip to drive the fan to rotate is achieved.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of a side branch duct and main ductwork of the present invention;
FIG. 3 is a cross-sectional view of a side duct of the present invention;
FIG. 4 is a perspective view of a moving frame of the present invention;
FIG. 5 is a perspective view of the moving frame and gear ring of the present invention;
FIG. 6 is a perspective view of the gear ring and drive rod of the present invention;
FIG. 7 is a partial cross-sectional view of a deceleration strip of the present invention;
FIG. 8 is a perspective view of a lower press block and fiber rope of the present invention;
in the figure: 1. a deceleration strip; 2. a fiber rope; 3. a protective tube; 4. a side air pipe; 5. a main air pipe; 6. a connecting frame; 7. a suspension bracket; 8. a moving sleeve; 9. a fan; 10. a support frame; 11. a moving frame; 12. a first spring telescopic rod; 13. a sliding sleeve; 14. a pinion gear; 15. a transmission rod; 16. a gear ring; 17. pulling the rope; 18. a main gear; 20. a pawl; 21. an inner ratchet; 22. pressing the block; 23. a second spring telescopic rod; 24. a bending seat; 25. pressing down the seat.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1 to 3, a tunnel exhaust fan according to an embodiment of the present invention includes
The main air pipe 5 is transparent in front and back, and an electric fan is arranged in the main air pipe 5;
two side air pipes 4, wherein the two side air pipes 4 are arranged at the left side and the right side of the main air pipe 5;
the connecting frame 6, two side air pipes 4 are connected with the main air pipe 5 through the connecting frame 6;
a suspension bracket 7, wherein the suspension bracket 7 is fixedly connected to the top of the main air pipe 5;
a deceleration strip 1, wherein the deceleration strip 1 is arranged on the bottom surface of a tunnel and is used for decelerating vehicles coming and going;
a fan 9, the fan 9 is arranged on the inner side of the side air pipe 4;
a power transmission assembly for converting the pressure received on the speed bump 1 into mechanical energy and transmitting the mechanical energy to the fan 9;
through the setting of two side air pipes 4, when the vehicle passes through the tunnel, should carefully drive, through lay deceleration strip 1 in the tunnel, can suitably let the vehicle slow down, cooperation power transmission assembly simultaneously, after the vehicle passes through deceleration strip 1, power transmission assembly can be with deceleration strip 1 received pressure, change mechanical energy and transmit for fan 9, let fan 9 rotate, thereby let two side air pipes 4 produce the exhaust volume, and the electric fan of main tuber pipe 5 is used for providing stable exhaust, through this kind of setting, the effect that the tunnel was aired exhaust is carried out to the unnecessary energy that utilizes the current production of vehicle has been realized.
As shown in fig. 2 to 5, a transmission rod 15 is disposed in the middle of the inner side of the side air duct 4, two ends of the transmission rod 15 are rotatably connected with a supporting frame 10, the outer side of the transmission rod 15 is fixedly connected with a fan 9, a moving frame 11 is sleeved on the outer side of the transmission rod 15, the power transmission assembly comprises a fiber rope 2, one end of the fiber rope 2 is inserted into a deceleration strip 1 along the inner wall of a tunnel, the inner side of the deceleration strip 1 is hollow, the deceleration strip 1 is made of an elastic material, the other end of the fiber rope 2 is fixedly connected with the moving frame 11, a transmission assembly is disposed between the moving frame 11 and the transmission rod 15, and the transmission assembly is used for driving the transmission rod 15 to rotate when the moving frame 11 moves;
during operation, the fiber rope 2 is located the inside of the deceleration strip 1 and is in a suspended state, the end part of the fiber rope 2 passes through the deceleration strip 1 and is fixedly connected with the inner wall of a tunnel and cannot move, when a vehicle passes through the deceleration strip 1, the deceleration strip 1 which is made of elastic materials can be extruded, the deceleration strip 1 which is suspended in the inside is sunken downwards, the fiber rope 2 which is suspended in the inside is extruded, the other end of the fiber rope 2 is pulled, the movable frame 11 is pulled to horizontally move, the movable frame 11 which is horizontally moved is matched with the setting of a transmission assembly, the movable frame 11 which is horizontally moved can drive the transmission rod 15 to rotate, so that the fan 9 rotates anticlockwise to generate air discharge quantity, and the effect that the vehicle rolls the deceleration strip 1 and then drives the fan 9 to rotate is realized through the setting.
As shown in fig. 2 to 5, the outside of the side air duct 4 is fixedly connected with a moving sleeve 8 and a sliding sleeve 13, the moving sleeve 8 and the sliding sleeve 13 are communicated with the inside of the side air duct 4, the moving frame 11 is in sliding clamping connection with the moving sleeve 8 and the sliding sleeve 13, two first spring telescopic rods 12 are fixedly connected between the moving frame 11 and the moving sleeve 8, during operation, the moving frame 11 horizontally slides in the moving sleeve 8 and the sliding sleeve 13 to ensure the moving track of the moving frame 11, the first spring telescopic rods 12 are arranged, the fiber ropes 2 pull the moving frame 11 to one end, and meanwhile, after a vehicle runs through the deceleration strip 1, the first spring telescopic rods 12 pull the moving frame 11 and the extruded fiber ropes 2 to the original position, so that the fan 9 can be continuously driven to rotate when the next vehicle runs.
As shown in fig. 3 to 6, the transmission assembly comprises two gear rings 16, the gear rings 16 are sleeved on the outer side of a transmission rod 15, two ends of each gear ring 16 are respectively provided with a baffle fixedly connected with the transmission rod 15, an inner ratchet wheel 21 is fixedly connected with an inner ring of each gear ring 16, a plurality of pawls 20 which are annularly arranged are fixedly connected on the outer side of the transmission rod 15, the inner ratchet wheel 21 is meshed with the pawls 20, a row of transmission teeth I are fixedly connected on the top surface of the inner side of the movable frame 11, and the transmission teeth I are meshed with the upper part of one gear ring 16;
when the fiber rope 2 pulls the movable frame 11 to translate, under the meshing of a row of transmission gears and the gear ring 16, the gear ring 16 and the transmission rod 15 can be driven to rotate so as to drive the fan 9 to rotate, and the arrangement of the inner ratchet wheel 21 and the pawl 20 enables the transmission process of the gear ring 16 to the transmission rod 15 to be unidirectional only, so that the fan 9 cannot be reversed when the movable frame 11 returns, the fan 9 is in a state of always accelerating, and the lasting and stable operation of the fan 9 is ensured.
As shown in fig. 1 to 4, one end of the fiber rope 2, which is close to the moving frame 11, is fixedly connected with two pulling ropes 17, the two pulling ropes 17 are arranged in parallel, and the two pulling ropes 17 are fixedly connected with one end of the moving frame 11, which is far away from the first spring telescopic rod 12, a plurality of protection pipes 3 are sleeved on the outer side of the fiber rope 2, the protection pipes 3 are fixedly connected with the inner wall of the tunnel, and in operation, the two pulling ropes 17 are matched in parallel, so that the force of pulling the moving frame 11 is dispersed and average, the stable moving process of the moving frame 11 is ensured, and the arrangement of the protection pipes 3 is used for limiting and fixing the position of the fiber rope 2.
As shown in fig. 3 to 4, a row of second transmission teeth are fixedly connected to the bottom surface of the outer side of the movable frame 11, a main gear 18 is meshed below the second transmission teeth, a pinion gear 14 is fixedly connected to one side of the main gear 18, the pinion gear 14 is meshed with another gear ring 16, a stabilizer is sleeved between the main gear 18 and the pinion gear 14, and the stabilizer is fixedly connected to the inner wall of the side air duct 4;
when the movable frame 11 is reset under the pulling of the first spring telescopic rod 12, the second row of transmission teeth at the bottom of the movable frame 11 can drive the main gear 18 to rotate and further drive the auxiliary gear 14 to rotate, the auxiliary gear 14 can drive the other gear ring 16 to rotate and further drive the fan 9 to rotate, and the rotation direction of the fan 9 is still anticlockwise due to the fact that the first engagement steering is carried out, through the arrangement, the back and forth movement of the movable frame 11 can drive the transmission rod 15 and the fan 9 to rotate in the same direction, and vehicles passing through the tunnel frequently can be driven to generate considerable air discharge quantity by the fan 9, so that the air discharge effect of the sufficient tunnel is achieved.
As shown in fig. 7 to 8, a plurality of lower pressing blocks 22 are arranged on the inner side of the deceleration strip 1, the plurality of lower pressing blocks 22 are arranged at equal intervals, two sides of the lower pressing blocks 22 are fixedly connected with a second spring telescopic rod 23, the bottom of the second spring telescopic rod 23 is fixedly connected with the bottom surface of the inner side of the deceleration strip 1, two parallel pressing seats 25 are fixedly connected with the bottom of the lower pressing block 22, bending seats 24 are arranged on two sides below the pressing seats 25, and the fiber ropes 2 are positioned between the bending seats 24 and the pressing seats 25;
when the vehicle passes through, the elastic material deceleration strip 1 is extruded, the lower pressing block 22 is extruded, the lower pressing seat 25 is also lowered along with the lowering of the lower pressing block 22, the fiber ropes 2 can be bent to the greatest extent along with the mutual staggering of the lower pressing block 22 and the bending seat 24, the fiber ropes 2 can pull the movable frame 11 to walk for a longer distance, two side air pipes 4 are matched, and the continuously passing vehicle is added, so that the fan 9 is further ensured to have higher rotating speed and exhaust amount.
As shown in fig. 7 to 8, the deceleration strip 1 is composed of a steel plate and an elastic pad, the width of the elastic pad is larger than that of the steel plate, the edge of the elastic pad is fixedly connected with the edge of the top surface of the steel plate, the top surface of the lower pressing block 22 is in an arc shape, the bending seat 24 is fixedly connected with the top surface of the steel plate, the steel plate at the bottom of the deceleration strip 1 is fixedly connected with the ground of a tunnel in operation, the stability of the deceleration strip 1 is ensured, the elastic pad is wrapped above the steel plate to form a semi-cylindrical arch, the lower pressing block 22 can be normally placed in, the vehicle can normally extrude the lower pressing block 22, and the arc structure of the top surface of the lower pressing block 22 can more smoothly receive the rolling of the wheel in a sliding manner when the wheel is rolled.
As shown in fig. 7 to 8, the bottom surface of the pressing seat 25 is concave, the top surface of the bending seat 24 is concave, the second spring expansion rod 23 is located between the two pressing seats 25, and the pressing seats 25 and the bending seat 24 are arranged to reduce the shearing force on the bending portion of the fiber rope 2 when pressing the fiber rope 2, thereby prolonging the service life of the fiber rope 2.
As shown in fig. 2 to 4, a rotation speed measuring module is sleeved on the outer side of the transmission rod 15, an electric power adjusting module is arranged in the electric fan, the electric power adjusting module is used for adjusting the output of electric power, the rotation speed measuring module is in communication connection with the electric power adjusting module, during operation, the rotation speed measuring module measures the rotation speed of the fan 9, the air exhaust quantity is calculated according to the rotation speed, meanwhile, the air exhaust quantity of the two side air pipes 4 is subtracted by the air exhaust quantity required by the tunnel, the electric power is improved for the electric fan according to the quantity of the last numerical value, the highest energy consumption is not required to be provided for the electric fan all the time, and through the arrangement, the effect of reducing the energy consumption is achieved.
When the vehicle passes through the tunnel, the vehicle should be carefully driven by the arrangement of the two side air pipes 4, the vehicle can be properly decelerated by paving the deceleration strip 1 in the tunnel, meanwhile, the power transmission assembly is matched, after the vehicle passes through the deceleration strip 1, the power transmission assembly can convert the pressure born by the deceleration strip 1 into mechanical energy and transmit the mechanical energy to the fan 9, so that the fan 9 rotates, the two side air pipes 4 generate air discharge quantity, and the electric fan of the main air pipe 5 is used for providing stable air discharge; the fiber rope 2 is positioned in the deceleration strip 1 and is in a suspended state, the end part of the fiber rope 2 passes through the deceleration strip 1 and is fixedly connected with the inner wall of a tunnel, when a vehicle passes through the deceleration strip 1, the deceleration strip 1 is extruded to enable the deceleration strip 1 made of elastic materials to be sunken downwards, the fiber rope 2 suspended in the interior is extruded, the other end of the fiber rope 2 is pulled, so that the movable frame 11 is pulled to horizontally move, at the moment, the movable frame 11 in translation is matched with the arrangement of the transmission assembly, the transmission rod 15 can be driven to rotate, so that the fan 9 can be driven to rotate anticlockwise to generate air discharge quantity, and by the arrangement, the effect that the vehicle rolls the deceleration strip 1 to drive the fan 9 to rotate is realized; the movable frame 11 horizontally slides in the movable sleeve 8 and the sliding sleeve 13, so that the moving track of the movable frame 11 is ensured, the first spring telescopic rod 12 is arranged, the movable frame 11 is pulled to one end by the fiber rope 2, and after a vehicle runs through the speed reducing belt 1, the movable frame 11 and the extruded fiber rope 2 are pulled to the original position by the first spring telescopic rod 12, so that the fan 9 can be continuously driven to rotate when the next vehicle runs through; when the fiber rope 2 pulls the movable frame 11 to translate, under the meshing of a row of transmission gears and the gear ring 16, the gear ring 16 and the transmission rod 15 can be driven to rotate so as to drive the fan 9 to rotate, and the arrangement of the inner ratchet wheel 21 and the pawl 20 enables the transmission process of the gear ring 16 to the transmission rod 15 to be unidirectional only, so that the fan 9 is not reversed when the movable frame 11 returns, the fan 9 is in a state of always accelerating integrally, and the lasting and stable operation of the fan 9 is ensured; the parallel arrangement of the two pulling ropes 17 is matched, so that the force for pulling the movable frame 11 is dispersed and averaged, the stable moving process of the movable frame 11 is ensured, and the arrangement of the protective tube 3 is used for limiting and fixing the position of the fiber rope 2; when the movable frame 11 returns to the original position under the pulling of the first spring telescopic rod 12, the second row of transmission teeth at the bottom of the movable frame 11 can drive the main gear 18 to rotate and then drive the auxiliary gear 14 to rotate, and the auxiliary gear 14 can drive the other gear ring 16 to rotate and then drive the fan 9 to rotate, so that the rotation direction of the fan 9 still rotates anticlockwise due to one-time engagement steering, and through the arrangement, the back and forth movement of the movable frame 11 can drive the transmission rod 15 and the fan 9 to rotate in the same direction, and the vehicle passing through the tunnel frequently can drive the fan 9 to generate considerable air discharge quantity, so that the air discharge effect of the sufficient tunnel is achieved; when a vehicle passes through, the elastic material deceleration strip 1 is extruded, the lower pressing block 22 is extruded, the lower pressing seat 25 is also lowered along with the lowering of the lower pressing block 22, the fiber ropes 2 can be bent to the greatest extent along with the mutual staggering of the lower pressing block 22 and the bending seat 24, the fiber ropes 2 can pull the movable frame 11 to walk for a longer distance, two side air pipes 4 are matched, and the continuously passing vehicle is matched, so that the higher rotating speed and the higher exhaust amount of the fan 9 are further ensured; the steel plate at the bottom of the deceleration strip 1 is fixedly connected with the ground of a tunnel, the stability of the deceleration strip 1 is ensured, the elastic pad is wrapped above the steel plate to form a semi-cylindrical arch, the lower pressing block 22 can be normally placed in the steel plate, a vehicle can normally press the lower pressing block 22, and the arc-shaped structure of the top surface of the lower pressing block 22 can more smoothly receive the rolling of the wheels when the wheels are rolled; the arrangement of the pressing seat 25 and the bending seat 24 can reduce the shearing force on the bending part of the fiber rope 2 when the fiber rope 2 is pressed, thereby prolonging the service life of the fiber rope 2; the rotational speed measuring module measures the rotational speed of fan 9, calculates the exhaust volume according to the rotational speed, uses the required exhaust volume of tunnel to subtract the exhaust volume of two side air ducts 4 simultaneously, improves electric power for electric fan according to the how many of last numerical value, need not always provide the highest energy consumption for electric fan, through this kind of setting, has realized the effect of reducing the energy consumption.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a tunnel exhaust fan which characterized in that: comprising
The main air pipe (5) is transparent front and back, and an electric fan is arranged in the main air pipe (5);
the two side air pipes (4) are arranged at the left side and the right side of the main air pipe (5);
the two side air pipes (4) are connected with the main air pipe (5) through the connecting frame (6);
the suspension bracket (7) is fixedly connected to the top of the main air pipe (5);
the deceleration strip (1) is arranged on the bottom surface of the tunnel and used for decelerating vehicles coming and going;
a fan (9), wherein the fan (9) is arranged at the inner side of the side air pipe (4);
the power transmission assembly is used for converting the pressure on the speed reducing belt (1) into mechanical energy and transmitting the mechanical energy to the fan (9);
the novel air conditioner is characterized in that a transmission rod (15) is arranged in the middle of the inner side of the side air pipe (4), two ends of the transmission rod (15) are rotationally connected with a supporting frame (10), the outer side of the transmission rod (15) is fixedly connected with a fan (9), a movable frame (11) is sleeved on the outer side of the transmission rod (15), the power transmission assembly comprises a fiber rope (2), one end of the fiber rope (2) is inserted into the deceleration strip (1) along the inner wall of a tunnel, the inner side of the deceleration strip (1) is in a hollow arrangement, the deceleration strip (1) is made of an elastic material, the other end of the fiber rope (2) is fixedly connected with the movable frame (11), and a transmission assembly is arranged between the movable frame (11) and the transmission rod (15) and is used for driving the transmission rod (15) to rotate when the movable frame (11) moves;
the outside of the side air pipe (4) is fixedly connected with a moving sleeve (8) and a sliding sleeve (13), the moving sleeve (8) and the sliding sleeve (13) are communicated with the inside of the side air pipe (4), the moving frame (11) is in sliding clamping connection with the moving sleeve (8) and the sliding sleeve (13), and two first spring telescopic rods (12) are fixedly connected between the moving frame (11) and the moving sleeve (8);
the transmission assembly comprises two gear rings (16), the gear rings (16) are sleeved on the outer sides of transmission rods (15), baffles fixedly connected with the transmission rods (15) are arranged at two ends of each gear ring (16), an inner ratchet wheel (21) is fixedly connected with an inner ring of each gear ring (16), a plurality of pawls (20) which are annularly arranged are fixedly connected on the outer sides of the transmission rods (15), the inner ratchet wheels (21) are meshed with the pawls (20), a row of transmission teeth I are fixedly connected on the top surface of the inner side of each movable frame (11), and the transmission teeth I are meshed with the upper part of one gear ring (16);
a row of transmission teeth II are fixedly connected to the bottom surface of the outer side of the movable frame (11), a main gear (18) is meshed below the transmission teeth II, a pinion (14) is fixedly connected to one side of the main gear (18), the pinion (14) is meshed with another gear ring (16), a stabilizing frame is sleeved between the main gear (18) and the pinion (14), and the stabilizing frame is fixedly connected with the inner wall of the side air pipe (4).
2. A tunnel exhaust fan according to claim 1, characterized in that: the fiber rope (2) is close to one end rigid coupling that removes frame (11) and has two to pull rope (17), and two rope (17) are pulled and are parallel arrangement, and two rope (17) are pulled and are all kept away from the one end rigid coupling of spring telescopic link one (12) with removing frame (11), a plurality of protection tube (3) are cup jointed in the outside of fiber rope (2), protection tube (3) and tunnel inner wall rigid coupling.
3. A tunnel exhaust fan according to claim 1, characterized in that: the inside of deceleration strip (1) is provided with a plurality of briquetting down (22), and a plurality of briquetting down (22) are the equidistance and arrange, the both sides of briquetting down (22) all rigid coupling has spring telescopic link two (23), the bottom of spring telescopic link two (23) and the inboard bottom surface rigid coupling of deceleration strip (1), the bottom rigid coupling of briquetting down (22) has two to be parallel arrangement's the seat (25) that pushes down, the below of pushing down seat (25) all is provided with crooked seat (24) by both sides, fibre rope (2) are located between crooked seat (24) and the seat (25) that pushes down.
4. A tunnel exhaust fan according to claim 3, characterized in that: the deceleration strip (1) comprises a steel plate and an elastic pad, the width of the elastic pad is larger than that of the steel plate, the edge of the elastic pad is fixedly connected with the edge of the top surface of the steel plate, the top surface of the lower pressing block (22) is in an arc-shaped arrangement, and the bending seat (24) is fixedly connected with the top surface of the steel plate.
5. The tunnel exhaust fan according to claim 4, wherein: the bottom surface of pushing down seat (25) is concave setting in, the top surface of crooked seat (24) is concave setting in, spring telescopic link two (23) are located between two pushing down seat (25).
6. The tunnel exhaust fan according to claim 5, wherein: the outside cover of transfer line (15) is equipped with rotational speed measurement module, the inside of electronic fan is provided with power adjustment module, power adjustment module is used for adjusting the output of electric power, rotational speed measurement module and power adjustment module communication connection.
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| CN115559765A (en) * | 2022-07-07 | 2023-01-03 | 王少楠 | Tunnel pipeline ventilation unit for building engineering |
| CN116335744A (en) * | 2023-03-15 | 2023-06-27 | 大连理工大学土木建筑设计研究院有限公司 | Energy-saving tunnel ventilation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2010085967A1 (en) * | 2009-01-28 | 2010-08-05 | Ibrahim Mohammad Jabr | System for generating energy from cars passing a road |
| KR20160044674A (en) * | 2014-10-15 | 2016-04-26 | (주)평화엔지니어링 | High-efficiency energy-saving intake system mounted at the exit of the tunnel |
| CN112360538A (en) * | 2020-09-30 | 2021-02-12 | 同济大学 | Device and method for achieving tunnel stepless ventilation by utilizing wind power technology |
| CN113958358A (en) * | 2021-10-26 | 2022-01-21 | 张�浩 | Energy-saving tunnel ventilation system without electric energy |
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| CN116877173A (en) | 2023-10-13 |
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