CN220185474U - Tunnel ventilation equipment - Google Patents
Tunnel ventilation equipment Download PDFInfo
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- CN220185474U CN220185474U CN202321960784.3U CN202321960784U CN220185474U CN 220185474 U CN220185474 U CN 220185474U CN 202321960784 U CN202321960784 U CN 202321960784U CN 220185474 U CN220185474 U CN 220185474U
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- Prior art keywords
- filter screen
- air
- fan
- cleaning device
- bin
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- 238000009423 ventilation Methods 0.000 title claims abstract description 23
- 239000000428 dust Substances 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims abstract description 45
- 241000883990 Flabellum Species 0.000 claims abstract description 3
- 238000003860 storage Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000007921 spray Substances 0.000 abstract description 4
- 241000886569 Cyprogenia stegaria Species 0.000 abstract description 3
- 238000005201 scrubbing Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model aims to solve the problem that a filter screen needs to be detached periodically for cleaning and has high use and maintenance cost, and provides a tunnel ventilation device, which comprises: the dust collecting box, fan and cleaning device, the air inlet end of fan sets up the filter screen, and the terminal surface that the fan was kept away from to the filter screen sets up the dust collecting box, and fixed connection in fan shell can be dismantled to the dust collecting box, and dust collecting box opening direction is towards the filter screen, and cleaning device includes high-pressure air nozzle, and cleaning device sets up between filter screen and fan flabellum, and the direction of giving vent to anger of high-pressure air nozzle on the cleaning device is towards the filter screen and is corresponding with dust collecting box position. The high-pressure air nozzle on the cleaning device sprays high-pressure air to the filter screen at regular time, so that dust on the filter screen is cleaned and stored in the dust collecting box, the cleaning frequency of the filter screen is effectively reduced, dust in the dust collecting box is far simpler than that of scrubbing the whole filter screen, the use and maintenance cost is reduced, and meanwhile, the influence on the air supply efficiency of a fan due to the fact that too much dust blocks the meshes of the filter screen is avoided.
Description
Technical Field
The utility model relates to the field of tunnel mechanical equipment, in particular to tunnel ventilation equipment.
Background
The tunnel can be divided into a plurality of tunnels such as traffic tunnel, hydraulic tunnel, municipal tunnel and mine tunnel, and the fan then belongs to the ventilation equipment of high wind pressure, can send into sealed tunnel with outside fresh air in, also can discharge the interior dirty air of tunnel simultaneously, when current ventilation equipment used, because ventilation equipment can be arranged in various environment, however the air quality in the different environment is also different for carrying tiny granule in the part air, and ventilation equipment generally all does not have the filter, thereby makes the granule in the air blow in the tunnel in the lump, is unfavorable for actual use.
The utility model provides a novel tunnel ventilation equipment is disclosed to chinese patent of application number 202221813399.1, relates to tunnel ventilation technical field, which comprises a housin, the internal surface fixed mounting of shell has the motor, the output fixedly connected with fan of motor, the rail guard is equipped with to one side that the side of shell is located the fan, the fixed block is equipped with admittedly to the side of shell, the internal surface of shell is provided with the filter screen, the surface of filter screen admittedly has the internal thread post, the side of filter screen is provided with movable guardrail, the through-hole has been seted up on the surface of movable guardrail, utilizes fixed block and locating piece, can make things convenient for people to dismantle movable guardrail, then the cooperation between reuse internal thread post and the through-hole is used, is connected the filter screen with movable guardrail, then installs movable guardrail on the shell to increase one deck filter screen in the inside of fan, make the filter screen can filter the air that passes, thereby improve the air quality that the fan blows off, and improve people's health, the filter screen also makes things convenient for people to dismantle simultaneously and wash.
However, the device still has some defects in the actual use process:
the filter screen needs to be detached regularly for cleaning, the use and maintenance cost is high, and when more sundries are attached to the filter screen, the air supply efficiency of the fan can be affected, the power consumption of the fan is increased, and the energy conservation is not facilitated.
Disclosure of Invention
The utility model aims to solve the problems that a filter screen needs to be detached periodically for cleaning and the use and maintenance costs are high, and provides tunnel ventilation equipment.
The technical aim of the utility model is realized by the following technical scheme:
the utility model relates to a method for manufacturing a semiconductor device, which comprises the following steps: the dust collecting box, fan and cleaning device, the air inlet end of fan sets up the filter screen, and the terminal surface that the fan was kept away from to the filter screen sets up the dust collecting box, and fixed connection in fan shell can be dismantled to the dust collecting box, and dust collecting box opening direction is towards the filter screen, and cleaning device includes high-pressure air nozzle, and cleaning device sets up between filter screen and fan flabellum, and the direction of giving vent to anger of high-pressure air nozzle on the cleaning device is towards the filter screen and is corresponding with dust collecting box position.
By adopting the technical scheme, the high-pressure air nozzle on the cleaning device sprays high-pressure air to the filter screen at regular time, so that dust on the filter screen is cleaned and stored in the dust collection box, the cleaning frequency of the filter screen is effectively reduced, dust in the cleaning dust collection box is far simpler than that of scrubbing the whole filter screen, the use and maintenance cost is reduced, and meanwhile, the air supply efficiency of a fan is prevented from being influenced because too much dust blocks the meshes of the filter screen.
Preferably, the end face of the filter screen, which is close to the cleaning device, is fixedly connected with a protruding strip, an included angle exists between the protruding strip and the surface of the filter screen, and the opening direction of the included angle faces the high-pressure tuyere, and the filter screen is rotationally connected to the fan shell.
By adopting the technical scheme, high-pressure gas acts on the protruding strip, and the protruding strip drives the filter screen to rotate, so that the high-pressure blast nozzle is beneficial to cleaning a plurality of parts of the filter screen.
Preferably, the cleaning device comprises a motor, a transmission assembly, an air bag, a deflation valve and a base, wherein the transmission assembly comprises a slide bar, and the air bag comprises an air inlet nozzle, an air storage bin and an air compression bin; the motor is fixedly connected to the base, the sliding rod is slidably connected to the base, the air bag is fixedly connected to the base, the air compressing bin is of a flexible elastic structure and is internally provided with a cavity, the right end of the air compressing bin is provided with an air inlet nozzle, the air inlet nozzle is provided with a one-way valve with the air outlet direction towards the inner side of the air compressing bin, the left end of the air compressing bin is provided with an air storing bin, a one-way valve with the air outlet direction towards the air storing bin is arranged between the air compressing bin and the air storing bin, the left end of the air storing bin is provided with a deflation valve, the deflation valve is opened and closed at intervals, the motor drives the sliding rod to do reciprocating linear motion through a transmission component, when the sliding rod moves downwards, the air compressing bin is extruded, and when the sliding rod moves upwards, the air compressing bin is released.
By adopting the technical scheme, when the sliding rod moves downwards, the air compressing bin is extruded, air in the air compressing bin enters the air storing bin, when the sliding rod moves upwards, the air compressing bin is loosened, external air enters the air compressing bin through the air inlet nozzle, the air release valve is opened at intervals, the high-pressure air cylinder in the air storing bin is blown to the filter screen through the high-pressure air nozzle, and dust on the filter screen is cleaned.
Preferably, the transmission assembly comprises a crank and a connecting rod, the motor drives the crank to do circular motion, one end of the connecting rod is hinged to the crank, the other end of the connecting rod is hinged to the slide rod, and the crank drives the slide rod to do reciprocating linear motion through the connecting rod.
By adopting the technical scheme, the transmission assembly adopts a hinge four-bar mechanism, the structure is simple, the manufacturing cost is low, and the failure rate is low.
Preferably, the cleaning device further comprises a sliding block and a sliding seat, wherein the sliding block is fixedly connected with the sliding rod, the sliding seat is fixedly connected with the base, and the sliding block is slidably connected with the sliding seat.
By adopting the technical scheme, the sliding block and the sliding seat have the functions of limiting and assisting the sliding rod, so that the stress condition of the sliding rod is improved.
Preferably, the air outlet end of the fan is provided with a fan cover.
Preferably, the outer surface of the fan is fixedly connected with a hanging bracket, and the fan is arranged at a preset position through the hanging bracket.
Preferably, the gas storage warehouse is provided with a safety valve.
By adopting the technical scheme, the explosion of the gas storage bin due to overlarge pressure is prevented, and the running stability of the equipment is further ensured 。
Preferably, the crank is provided with a plurality of hinge holes for connecting the connecting rods along the length direction.
By adopting the technical scheme, the displacement distance of the sliding rod can be adjusted by connecting the connecting rods with different hinge holes, so that the air compressing speed of the air compressing bin is controlled.
Preferably, the bottom end of the slide bar is fixedly connected with a pressure head, and the cross section area of the pressure head is larger than that of the slide bar.
By adopting the technical scheme, the pressure head reduces the pressure intensity received by the air compressing bin, which is beneficial to prolonging the service life of the air compressing bin
The utility model has the following beneficial effects: the high-pressure air nozzle on the cleaning device sprays high-pressure air to the filter screen at regular time, so that dust on the filter screen is cleaned and stored in the dust collecting box, the cleaning frequency of the filter screen is effectively reduced, dust in the dust collecting box is far simpler than that of scrubbing the whole filter screen, the use and maintenance cost is reduced, and meanwhile, the influence on the air supply efficiency of a fan due to the fact that too much dust blocks the meshes of the filter screen is avoided. The high-pressure gas acts on the protruding strip, and the protruding strip drives the filter screen to rotate, is favorable to the high-pressure tuyere to clear up a plurality of positions of filter screen. When the sliding rod moves downwards, the air compressing bin is extruded, air in the air compressing bin enters the air storing bin, when the sliding rod moves upwards, the air compressing bin is loosened, external air enters the air compressing bin through the air inlet nozzle, the air release valve is opened at intervals, and the high-pressure air cylinder in the air storing bin is blown to the filter screen through the high-pressure air nozzle to clean dust on the filter screen. The transmission assembly adopts a hinge four-bar mechanism, the structure is simple, and the transmission assembly is manufacturedThe cost is low and the failure rate is low. The sliding block and the sliding seat play a role in limiting and assisting the sliding rod, so that the stress condition of the sliding rod is improved. The explosion of the gas storage bin due to the overlarge pressure is prevented, and the running stability of the equipment is further ensured 。 The connecting rod is connected with different hinge holes, so that the displacement distance of the sliding rod can be adjusted, and the air compressing speed of the air compressing bin is controlled. The pressure head reduces the pressure intensity received by the air compressing bin, which is beneficial to prolonging the service life of the air compressing bin.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the blower as a whole;
FIG. 2 is a front view of the blower as a whole;
FIG. 3 is a schematic perspective view of a fan with a filter screen removed;
FIG. 4 is a rear view of the blower with the screen removed;
FIG. 5 is a schematic perspective view of a filter screen;
FIG. 6 is a schematic perspective view of a cleaning apparatus;
FIG. 7 is a front view of the cleaning device;
FIG. 8 is an enlarged view at A in FIG. 6;
fig. 9 is a schematic view of the internal structure of the compressor and the gas storage.
Reference numerals indicate, 1, a fan; 101. a filter screen; 1011. a protruding strip; 102. a fan cover; 103. a hanging bracket; 2. a cleaning device; 201. a high pressure tuyere; 202. a motor; 2031. a slide bar; 2032. a crank; 2033. a connecting rod; 204. an air bag; 2041. an air inlet nozzle; 2042. a gas storage bin; 2043. a compressed air bin; 205. a bleed valve; 206. a base; 207. a slide block; 208. a slide; 209. a safety valve; 3. a pressure head; 4. a dust collecting box.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals.
A tunnel ventilation device, as shown in fig. 1-9, comprising: the dust collecting box 4, the fan 1 and the cleaning device 2, the air inlet end of the fan 1 is provided with the filter screen 101, the dust collecting box 4 is detachably and fixedly connected to the fan 1 shell, specifically, the dust collecting box 4 is connected to the fan 1 through a screw or a clamping connection and the like, the opening direction of the dust collecting box 4 faces the filter screen 101, the cleaning device 2 comprises a high-pressure air nozzle 201, the cleaning device 2 is arranged between the filter screen 101 and fan blades of the fan 1, the air outlet direction of the high-pressure air nozzle 201 on the cleaning device 2 faces the filter screen 101, and the air outlet direction of the high-pressure air nozzle 201 on the cleaning device 2 faces the filter screen 101 and corresponds to the position of the dust collecting box 4.
The end face of the filter screen 101 close to the cleaning device 2 is fixedly connected with a protruding strip 1011, and the filter screen 101 is rotatably connected to the casing of the fan 1.
The cleaning device 2 comprises a motor 202, a transmission assembly 203, an air bag 204, a deflation valve 205 and a base 206, wherein the transmission assembly 203 comprises a slide bar 2031, and the air bag 204 comprises an air inlet nozzle 2041, an air storage bin 2042 and an air compression bin 2043; the motor 202 is fixedly connected to the base 206, the sliding rod 2031 is slidably connected to the base 206, the air bag 204 is fixedly connected to the base 206, the air compressing bin 2043 is of a flexible elastic structure and is internally provided with a cavity, the right end of the air compressing bin 2043 is provided with an air inlet nozzle 2041, the air inlet nozzle 2041 is provided with a one-way valve with the air outlet direction towards the inner side of the air compressing bin 2043, the left end of the air compressing bin 2043 is provided with a gas storing bin 2042, a one-way valve with the air outlet direction towards the gas storing bin 2042 is arranged between the air compressing bin 2043 and the gas storing bin 2042, the left end of the gas storing bin 2042 is provided with a deflation valve 205, the deflation valve 205 is opened and closed at intervals, the motor 202 drives the sliding rod 2031 to do reciprocating rectilinear motion through the transmission assembly 203, when the sliding rod 2031 moves downwards, the air compressing bin 2043 is released when the sliding rod 2031 moves upwards.
The transmission assembly 203 comprises a crank and a connecting rod, the motor 202 drives the crank to do circular motion, one end of the connecting rod is hinged to the crank, the other end of the connecting rod is hinged to the sliding rod 2031, and the crank drives the sliding rod 2031 to do reciprocating linear motion through the connecting rod.
The cleaning device 2 further comprises a sliding block 207 and a sliding seat 208, wherein the sliding block 207 is fixedly connected to the sliding rod 2031, the sliding seat 208 is fixedly connected to the base 206, and the sliding block 207 is slidably connected to the sliding seat 208.
The air outlet end of the fan 1 is provided with a fan 1 cover.
The outer surface of the fan 1 is fixedly connected with a hanging bracket 103, and the fan 1 is arranged at a preset position through the hanging bracket 103.
The gas storage bin 2042 is provided with a safety valve 209.
The crank is provided with a plurality of hinge holes for connecting the connecting rods along the length direction.
The bottom end of the sliding rod 2031 is fixedly connected with a pressure head 3, and the cross section area of the pressure head 3 is larger than that of the sliding rod 2031.
The high-pressure air nozzle 201 on the cleaning device 2 sprays high-pressure air to the filter screen 101 at regular time, so that dust on the filter screen 101 is cleaned and stored in the dust collection box 4, the cleaning frequency of the filter screen 101 is effectively reduced, the dust in the dust collection box 4 is far simpler than the dust in the whole filter screen 101, the use and maintenance cost is reduced, and meanwhile, the influence on the air supply efficiency of the fan 1 due to the fact that too much dust blocks the meshes of the filter screen 101 is avoided. The high-pressure gas acts on the protruding strips 1011, and the protruding strips 1011 drive the filter screen 101 to rotate, so that the high-pressure air nozzle 201 is beneficial to cleaning a plurality of parts of the filter screen 101. When the sliding rod 2031 moves downwards, the air in the air compressing bin 2043 is extruded, air in the air compressing bin 2043 enters the air storing bin 2042, when the sliding rod 2031 moves upwards, the air compressing bin 2043 is loosened, external air enters the air compressing bin 2043 through the air inlet nozzle 2041, the air release valve 205 is opened at intervals, and high-pressure air cylinders in the air storing bin 2042 are blown to the filter screen 101 through the high-pressure air nozzle 201, so that dust on the filter screen 101 is cleaned. The transmission assembly 203 adopts a hinge four-bar mechanism, and has simple structure, low manufacturing cost and low failure rate. The sliding block 207 and the sliding seat 208 play a role in limiting and assisting the sliding rod 2031, so that the stress condition of the sliding rod 2031 is improved. The explosion of the gas storage bin 2042 caused by overlarge pressure is prevented, and the running stability of the equipment is further ensured. The displacement distance of the sliding rod 2031 can be adjusted by connecting the connecting rods with different hinge holes, so as to control the air compressing speed of the air compressing bin 2043. The pressure head 3 reduces the pressure received by the pressure cabin 2043, which is beneficial to prolonging the service life of the pressure cabin 2043.
The fan 1 sends outside fresh air into the sealed tunnel, and simultaneously discharges dirty air in the tunnel out of the tunnel; the filter screen 101 carries tiny particle separation in with the air, avoid the granule in the air to blow into in the tunnel, in order that dust particle in filter screen 101 department piles up more and more along with the lapse of time, influence the ventilation efficiency of fan 1, motor 202 in cleaning device 2 drives the crank and makes circular motion, connecting rod one end articulates in the crank other end articulates in slide bar 2031, the crank passes through the connecting rod and drives slide bar 2031 and make reciprocating rectilinear motion, when slide bar 2031 moves down, the extrusion is pressed the storehouse 2043, the gas in the storehouse 2043 gets into the gas storage 2042, the storehouse 2043 is loosened when slide bar 2031 moves up, external gas gets into the storehouse 2043 through the air inlet nozzle 2041, interval period relief valve 205 opens, for example: after the purge valve 205 is kept in the closed state for 10 minutes, it is switched to the open state for 5 seconds, and then it is switched to the closed state again, and the above operation is repeated. The high-pressure air cylinder in the air storage bin 2042 is blown to the filter screen 101 through the high-pressure air nozzle 201, and dust on the filter screen 101 is cleaned and collected in the dust collection box 4. The high-pressure gas acts on the protruding strips 1011, and the protruding strips 1011 drive the filter screen 101 to rotate, so that the high-pressure air nozzle 201 is beneficial to cleaning a plurality of parts of the filter screen 101.
This specific example is merely illustrative of the utility model and is not intended to be limiting.
Claims (10)
1. The utility model provides a tunnel ventilation equipment, including fan (1), a serial communication port, still include dust box (4) and cleaning device (2), the air inlet end of fan (1) sets up filter screen (101), the terminal surface that fan (1) was kept away from to filter screen (101) sets up dust box (4), dust box (4) can dismantle fixed connection in fan (1) shell, dust box (4) opening direction orientation filter screen (101), cleaning device (2) include high-pressure tuyere (201), cleaning device (2) set up between filter screen (101) and fan (1) flabellum, the direction of giving vent to anger of high-pressure tuyere (201) on cleaning device (2) orientation filter screen (101) and with dust box (4) position correspondence.
2. A tunnel ventilation device according to claim 1, characterized in that: the end face of the filter screen (101) close to the cleaning device (2) is fixedly connected with a protruding strip (1011), an included angle exists between the protruding strip (1011) and the surface of the filter screen (101), the opening direction of the included angle faces the high-pressure air nozzle (201), and the filter screen (101) is rotationally connected to the casing of the fan (1).
3. A tunnel ventilation device according to claim 1, characterized in that: the cleaning device (2) comprises a motor (202), a transmission assembly, an air bag (204), a deflation valve (205) and a base (206), wherein the transmission assembly comprises a sliding rod (2031), and the air bag (204) comprises an air inlet nozzle (2041), an air storage bin (2042) and an air compression bin (2043); the motor (202) is fixedly connected to the base (206), the sliding rod (2031) is connected to the base (206) in a sliding mode, the air bag (204) is fixedly connected to the base (206), the air compressing bin (2043) is of a flexible elastic structure and is internally provided with a cavity, the right end of the air compressing bin (2043) is provided with an air inlet nozzle (2041), the air inlet nozzle (2041) is provided with a one-way valve with the air outlet direction towards the inner side of the air compressing bin (2043), the left end of the air compressing bin (2043) is provided with a gas storage bin (2042), a one-way valve with the air outlet direction towards the gas storage bin (2042) is arranged between the air compressing bin (2043) and the gas storage bin (2042), the left end of the gas storage bin (2042) is provided with a gas release valve (205), the gas release valve (205) is opened and closed at intervals, and the motor (202) drives the sliding rod (2031) to do reciprocating rectilinear motion through a transmission component when the sliding rod (2031) moves downwards.
4. A tunnel ventilation device according to claim 3, characterized in that: the transmission assembly comprises a crank (2032) and a connecting rod (2033), the motor (202) drives the crank (2032) to do circular motion, one end of the connecting rod (2033) is hinged to the crank (2032) and the other end is hinged to the sliding rod (2031), and the crank (2032) drives the sliding rod (2031) to do reciprocating linear motion through the connecting rod (2033).
5. A tunnel ventilation device according to claim 4, characterized in that: the cleaning device (2) further comprises a sliding block (207) and a sliding seat (208), the sliding block (207) is fixedly connected to the sliding rod (2031), the sliding seat (208) is fixedly connected to the base (206), and the sliding block (207) is slidably connected to the sliding seat (208).
6. A tunnel ventilation device according to claim 1, characterized in that: the air outlet end of the fan (1) is provided with a fan (1) cover.
7. A tunnel ventilation device according to claim 1, characterized in that: the outer surface of the fan (1) is fixedly connected with a hanging bracket (103), and the fan (1) is arranged at a preset position through the hanging bracket (103).
8. A tunnel ventilation device according to claim 3, characterized in that: the gas storage bin (2042) is provided with a safety valve (209).
9. A tunnel ventilation device according to claim 4, characterized in that: the crank (2032) is provided with a plurality of hinge holes along the length direction for connecting the connecting rod (2033).
10. A tunnel ventilation device according to claim 3, characterized in that: the bottom end of the sliding rod (2031) is fixedly connected with a pressure head (3), and the cross section area of the pressure head (3) is larger than that of the sliding rod (2031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960784.3U CN220185474U (en) | 2023-07-25 | 2023-07-25 | Tunnel ventilation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960784.3U CN220185474U (en) | 2023-07-25 | 2023-07-25 | Tunnel ventilation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185474U true CN220185474U (en) | 2023-12-15 |
Family
ID=89109303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321960784.3U Active CN220185474U (en) | 2023-07-25 | 2023-07-25 | Tunnel ventilation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185474U (en) |
-
2023
- 2023-07-25 CN CN202321960784.3U patent/CN220185474U/en active Active
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