CN216110815U - Underground fan room system suitable for extra-long tunnel - Google Patents
Underground fan room system suitable for extra-long tunnel Download PDFInfo
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- CN216110815U CN216110815U CN202122953054.8U CN202122953054U CN216110815U CN 216110815 U CN216110815 U CN 216110815U CN 202122953054 U CN202122953054 U CN 202122953054U CN 216110815 U CN216110815 U CN 216110815U
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- 238000009423 ventilation Methods 0.000 claims description 28
- 238000007664 blowing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses an underground fan room system suitable for an extra-long tunnel, which comprises an underground fan room system body, wherein the underground fan room system body comprises a fan inlet embedded in the outer wall of a fan room, the left side of the fan inlet is provided with an air inlet and is fixedly connected with a round box with the left side provided with an opening, the left side of the round box is movably contacted with a cover plate, the top of the right side of the round box is provided with a vent hole communicated with the fan inlet, the top of the right side and the bottom of the right side of the cover plate are respectively embedded with a vent pipe movably contacted with the inner wall of the right side of the round box, a filter screen is fixedly arranged in the vent pipe, and the vent pipe positioned above is communicated with the vent hole. The utility model is convenient for filtering dust and impurities in the entering gas, is convenient for automatically exchanging and filtering the two filter screens at regular time and cleaning the two filter screens by back flushing, does not need to be periodically dismounted and cleaned by personnel, saves time and labor, improves the cleaning efficiency and meets the use requirements.
Description
Technical Field
The utility model relates to the technical field of tunnel ventilation, in particular to an underground fan room system suitable for a super-long tunnel.
Background
With the development of the ventilation technology of the highway tunnel, the ventilation shaft subsection ventilation mode becomes the mainstream ventilation mode of the highway tunnel with the length of more than 5km, and is limited by external environmental conditions and management factors, more and more ventilation shafts of the super-long tunnel adopt an underground fan room, and the underground fan room is a closed space, so that ventilation and moisture prevention are needed for ensuring the internal air environment.
Through retrieval, the authorization notice number CN211573569U discloses a tunnel underground fan room ventilation system, which comprises a main tunnel, a fan room and a ventilation shaft, wherein a tunnel exhaust fan and a tunnel air supply fan are arranged in the fan room, the main tunnel is communicated with the fan room through an exhaust communication air channel I and an air supply communication air channel II, and the fan room is communicated with the ventilation shaft through an exhaust communication air channel II and an air supply communication air channel I; the air exhaust connecting air channel I and the air exhaust connecting air channel II are positioned on the same smoke/air flow channel; the air supply connecting air channel I and the air supply connecting air channel II are positioned on the same smoke/air flow channel; the tunnel exhaust fan is positioned on the smoke/gas flow channel between the exhaust connecting air channel I and the exhaust connecting air channel II; the tunnel air supply fan is positioned on the smoke/air flow channel between the air supply connecting air channel I and the air supply connecting air channel II, and also comprises a fan room exhaust fan and a fan room inlet fan; the fan room exhaust fan is used for exhausting dirty air in the fan room into the air exhaust communicating air duct I or the air exhaust communicating air duct II; the fan room inlet fan is used for sending fresh air in the air supply connecting air channel I or the air supply connecting air channel II into the fan room; the ventilation system can fully utilize the effect of dehumidifying by the smooth flowing of natural wind to dehumidify the underground fan room, thereby saving the purchase, operation and maintenance costs of dehumidifying equipment.
Above-mentioned patent still has some inadequacies, its air supply fan plays the effect to the interior air supply of fan room, but its air inlet fan outside lacks the filterable function to the dust, make the dust get into in the fan room easily in a large number, (although there is the mode of externally mounted filter screen to filter dust impurity among the prior art, but the mode of ordinary installation filter screen, the shortcoming of automatic to the filter screen clearance of being not convenient for exists, it clears up to need personnel's periodic shutdown dismouting filter screen, waste time and energy), can not satisfy the user demand, improve to this phenomenon, therefore we provide one kind and be applicable to the secret fan room system in extra long tunnel, a system for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides an underground fan room system suitable for an extra-long tunnel.
In order to achieve the purpose, the utility model adopts the following technical scheme:
an underground fan room system suitable for a super-long tunnel comprises an underground fan room system body, wherein the underground fan room system body comprises a fan inlet embedded in the outer wall of a fan room, the left side of the fan inlet is provided with an air inlet and is fixedly connected with a round box, the left side of the round box is provided with an opening, a cover plate is movably contacted with the left side of the round box in a movable manner, the top of the right side of the round box is provided with an air vent communicated with the fan inlet, the top of the right side and the bottom of the right side of the cover plate are respectively embedded with a ventilation pipe movably contacted with the inner wall of the right side of the round box, a filter screen is fixedly installed in the ventilation pipe, and the ventilation pipe positioned above is communicated with the air vent;
the right center of the cover plate is fixedly connected with a rotating shaft, an L-shaped supporting rod is fixedly connected between the right side of the round box and the bottom of the air inlet fan, the right end of the rotating shaft extends out of the round box and is rotatably installed with the inner wall of the right side of the L-shaped supporting rod, the flexible guiding mechanism of bottom fixedly connected with of fan advances, flexible guiding mechanism's front side is inlayed and is equipped with rotary driving mechanism, rotary driving mechanism fixed cover is established in the pivot, fixed mounting has electric telescopic handle on the right side inner wall of L shape branch, electric telescopic handle's the end that stretches out and flexible guiding mechanism's bottom fixed connection, the right side bottom of circle box is inlayed and is equipped with hollow disc, a plurality of blowback holes have been seted up on hollow disc's the left side inner wall, a plurality of blowback holes all are linked together with the ventilation pipe of below, the right side fixed mounting of hollow disc has the air pump, the gas outlet of air pump extends to in the hollow disc, the equal electric connection of air pump and electric telescopic handle has the timing controller of fixed mounting on L shape branch right side inner wall.
Preferably, flexible guiding mechanism includes the direction square bar of fixed connection in the fan bottom that advances, and slides on the direction square bar and overlap and be equipped with L shape pole, the bottom and the end fixed connection that stretches out of electric telescopic handle of L shape pole.
Preferably, the rotary driving mechanism comprises a rack, the rack is embedded and fixed on the front side of the L-shaped rod, a gear is meshed on the front side of the rack, and the gear is fixedly sleeved on the rotating shaft.
Preferably, first round hole has all been seted up to the right side top and the right side bottom of apron, and the inner wall of first round hole and the outside fixed connection of the ventilation pipe that corresponds.
Preferably, a second round hole is formed in the inner wall of the right side of the round box, a first bearing is fixedly sleeved in the second round hole, a second bearing is fixedly connected to the inner wall of the right side of the L-shaped supporting rod, and the inner ring of the second bearing and the inner ring of the first bearing are fixedly sleeved on the outer side of the rotating shaft.
Preferably, the bottom of the right side of the round box is provided with a third round hole, and the inner wall of the third round hole is fixedly connected with the outer side of the hollow disc.
Preferably, the top end of the L-shaped rod is provided with a square hole in sliding connection with the outer side of the guide square rod.
Preferably, the front side of the L-shaped rod is provided with an embedded groove fixedly connected with the outer side of the rack.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model is convenient for filtering dust and impurities in the entering gas, is convenient for automatically exchanging and filtering the two filter screens at regular time and cleaning the two filter screens by back flushing, does not need to be periodically dismounted and cleaned by personnel, saves time and labor, improves the cleaning efficiency and meets the use requirements.
Drawings
Fig. 1 is a schematic structural diagram of an underground fan room system suitable for an extra-long tunnel according to the present invention;
fig. 2 is a schematic sectional structure view of fig. 1.
In the figure: 100. a fan inlet; 1. a round box; 2. a cover plate; 3. a vent pipe; 4. a vent hole; 5. a filter screen; 6. a hollow disc; 7. an L-shaped strut; 8. a timing controller; 9. a blowback hole; 10. an air pump; 11. a rotating shaft; 12. an L-shaped rod; 13. a guiding square rod; 14. a rack; 15. a gear; 16. an electric telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, an underground fan room system suitable for a super-long tunnel comprises an underground fan room system body, wherein the underground fan room system body comprises an air inlet fan 100 embedded on the outer wall of a fan room, the left side of the air inlet fan 100 is provided with an air inlet and is fixedly connected with a round box 1 with the left side provided with an opening, the left side of the round box 1 is movably contacted with a cover plate 2, the right top of the round box 1 is provided with an air vent 4 communicated with the air inlet fan 100, the right top and the right bottom of the cover plate 2 are both embedded with a ventilation pipe 3 movably contacted with the right inner wall of the round box 1, a filter screen 5 is fixedly installed in the ventilation pipe 3, and the ventilation pipe 3 positioned above is communicated with the air vent 4;
a rotating shaft 11 is fixedly connected to the right central position of the cover plate 2, an L-shaped supporting rod 7 is fixedly connected between the right side of the round box 1 and the bottom of the air inlet fan 100, the right end of the rotating shaft 11 extends out of the round box 1 and is rotatably mounted with the right inner wall of the L-shaped supporting rod 7, a telescopic guide mechanism is fixedly connected with the bottom of the air inlet fan 100, a rotary driving mechanism is embedded in the front side of the telescopic guide mechanism, the rotary driving mechanism is fixedly sleeved on the rotating shaft 11, an electric telescopic rod 16 is fixedly mounted on the right inner wall of the L-shaped supporting rod 7, the extending end of the electric telescopic rod 16 is fixedly connected with the bottom of the telescopic guide mechanism, a hollow disc 6 is embedded in the right bottom of the round box 1, a plurality of back-blowing holes 9 are formed in the left inner wall of the hollow disc 6, the plurality of back-blowing holes 9 are all communicated with the ventilation pipe 3 below, an air pump 10 is fixedly mounted on the right side of the hollow disc 6, and the air outlet of the air pump 10 extends into the hollow disc 6, the air pump 10 and the electric telescopic rod 16 are both electrically connected with a timing controller 8 fixedly arranged on the inner wall of the right side of the L-shaped supporting rod 7;
the telescopic guide mechanism comprises a guide square rod 13 fixedly connected to the bottom of the air inlet fan 100, an L-shaped rod 12 is slidably sleeved on the guide square rod 13, and the bottom of the L-shaped rod 12 is fixedly connected with the extending end of the electric telescopic rod 16;
the rotary driving mechanism comprises a rack 14, the rack 14 is embedded and fixed on the front side of the L-shaped rod 12, a gear 15 is meshed on the front side of the rack 14, and the gear 15 is fixedly sleeved on the rotating shaft 11.
In the utility model, the top part and the bottom part of the right side of a cover plate 2 are both provided with a first round hole, the inner wall of the first round hole is fixedly connected with the outer side of a corresponding ventilation pipe 3, the inner wall of the right side of a round box 1 is provided with a second round hole, a first bearing is fixedly sleeved in the second round hole, the inner wall of the right side of an L-shaped support rod 7 is fixedly connected with a second bearing, the inner ring of the second bearing and the inner ring of the first bearing are both fixedly sleeved with the outer side of a rotating shaft 11, the bottom part of the right side of the round box 1 is provided with a third round hole, the inner wall of the third round hole is fixedly connected with the outer side of a hollow disc 6, the top end of an L-shaped rod 12 is provided with a square hole which is in sliding connection with the outer side of a guide square rod 13, and the front side of the L-shaped rod 12 is provided with an embedded groove which is fixedly connected with the outer side of a rack 14, so that the utility model is convenient for filtering dust and impurities in the entering gas, automatically exchanging, and back flushing and cleaning two filter screens 5 at regular time, the cleaning device has the advantages that personnel are not required to disassemble, assemble and clean at regular intervals, time and labor are saved, cleaning efficiency is improved, and using requirements are met.
The working principle is as follows: when the air inlet fan 100 is used, when the air inlet fan 100 is started, the left air inlet of the air inlet fan sucks external air through the vent hole 4 and the vent pipe 3 above the vent hole, so that the external air enters the vent pipe 3 above the air inlet fan, passes through the filter screen 5 above the air inlet fan rightward and then enters a fan room through the vent hole 4 and the air inlet fan 100, the filter screen 5 above the air can shield and filter dust impurities in the air, and the dust impurities are easy to accumulate and block the left side of the filter screen 5 above the air inlet fan along with the filtering;
the timing controller 8 is utilized to preset the forward and reverse opening and closing time of the electric telescopic rod 16 and the opening and closing time of the air pump 10, when the time for opening the electric telescopic rod 16 in the preset reverse direction is reached, the timing controller 8 controls the electric telescopic rod 16 to start in the reverse direction, so that the electric telescopic rod drives the L-shaped rod 12 to slide downwards on the guide square rod 13, the L-shaped rod 12 drives the rack 14 to move downwards, the rack 14 drives the gear 15 to rotate, the gear 15 drives the cover plate 2 to rotate through the rotating shaft 11, the cover plate 2 drives the two ventilating pipes 3 to rotate, the two ventilating pipes 3 and the two filter screens 5 form position exchange at the moment along with the rotation, the timing controller 8 controls the electric telescopic rod 16 to close, the ventilating pipe 3 and the filter screen 5 which are originally positioned below and rotate to the upper part at the moment carry out air inlet filtration, the filter screen 5 which is originally filtered rotates to the left side of the hollow disc 6, and the timing controller 8 controls the air pump 10 to open, the air pump 10 blows air into the hollow disc 6, the air is blown back to the left through the back blowing holes 9, the filter screen 5 below the air pump is located at the left side, and impurities accumulated on the left side of the filter screen 5 can be blown out automatically to the left under the effect of back blowing from the right side to the left side, so that the purposes of automatically exchanging, filtering and back blowing cleaning the filter screen 5 are achieved, and the preset closing time timing controller 8 is used for controlling the air pump 10 to be closed;
when the next clearance change time is reachd again, timing controller 8 control electric telescopic handle 16 forward starts and control air pump 10 restart, and the direction of motion that starts with electric telescopic handle 16 reverse direction on the same way is totally opposite, and apron 2 changes the gyration into and drives two ventilation pipes 3 gyration this moment for two ventilation pipes 3 form the position change once more, and air pump 10 is to the 5 blowback clearance of filter screen after using this moment.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The underground fan room system suitable for the extra-long tunnel comprises an underground fan room system body, wherein the underground fan room system body comprises an air inlet fan (100) embedded on the outer wall of a fan room, and is characterized in that the left side of the air inlet fan (100) is provided with an air inlet and is fixedly connected with a round box (1) with the left side provided with an opening, the left side of the round box (1) is movably contacted with a cover plate (2), the top of the right side of the round box (1) is provided with an air vent (4) communicated with the air inlet fan (100), the top of the right side and the bottom of the right side of the cover plate (2) are respectively embedded with a ventilation pipe (3) movably contacted with the inner wall of the right side of the round box (1), a filter screen (5) is fixedly installed in the ventilation pipe (3), and the ventilation pipe (3) positioned above is communicated with the air vent (4);
the right side center position of the cover plate (2) is fixedly connected with a rotating shaft (11), an L-shaped supporting rod (7) is fixedly connected between the right side of the round box (1) and the bottom of the air inlet fan (100), the right end of the rotating shaft (11) extends out of the round box (1) and is rotatably installed with the right side inner wall of the L-shaped supporting rod (7), the bottom of the air inlet fan (100) is fixedly connected with a telescopic guide mechanism, a rotary driving mechanism is embedded at the front side of the telescopic guide mechanism, the rotary driving mechanism is fixedly sleeved on the rotating shaft (11), an electric telescopic rod (16) is fixedly installed on the right side inner wall of the L-shaped supporting rod (7), the extending end of the electric telescopic rod (16) is fixedly connected with the bottom of the telescopic guide mechanism, a hollow disc (6) is embedded at the right side bottom of the round box (1), a plurality of back-blowing holes (9) are formed in the left side inner wall of the hollow disc (6), and the plurality of the back-blowing holes (9) are communicated with a ventilation pipe (3) below, the right side of the hollow disc (6) is fixedly provided with an air pump (10), an air outlet of the air pump (10) extends into the hollow disc (6), and the air pump (10) and the electric telescopic rod (16) are electrically connected with a timing controller (8) fixedly arranged on the inner wall of the right side of the L-shaped supporting rod (7).
2. An underground fan room system suitable for a super-long tunnel according to claim 1, wherein the telescopic guide mechanism comprises a guide square bar (13) fixedly connected to the bottom of the air inlet fan (100), an L-shaped bar (12) is slidably sleeved on the guide square bar (13), and the bottom of the L-shaped bar (12) is fixedly connected with the extending end of the electric telescopic bar (16).
3. An underground fan room system suitable for an extra-long tunnel according to claim 1, wherein the rotary driving mechanism comprises a rack (14), the rack (14) is embedded and fixed on the front side of the L-shaped rod (12), a gear (15) is meshed with the front side of the rack (14), and the gear (15) is fixedly sleeved on the rotating shaft (11).
4. An underground fan room system suitable for an extra-long tunnel according to claim 1, wherein the top and the bottom of the right side of the cover plate (2) are both provided with first round holes, and the inner wall of each first round hole is fixedly connected with the outer side of the corresponding ventilation pipe (3).
5. The underground fan room system suitable for the extra-long tunnel according to claim 1, wherein a second round hole is formed in the right inner wall of the round box (1), a first bearing is fixedly sleeved in the second round hole, a second bearing is fixedly connected to the right inner wall of the L-shaped support rod (7), and both an inner ring of the second bearing and an inner ring of the first bearing are fixedly sleeved with the outer side of the rotating shaft (11).
6. An underground fan room system suitable for an extra-long tunnel according to claim 1, wherein a third round hole is formed at the bottom of the right side of the round box (1), and the inner wall of the third round hole is fixedly connected with the outer side of the hollow disc (6).
7. An underground fan room system suitable for an extra-long tunnel according to claim 2, wherein the top end of the L-shaped rod (12) is provided with a square hole in sliding connection with the outer side of the guide square rod (13).
8. An underground fan room system suitable for an extra-long tunnel according to claim 3, wherein the front side of the L-shaped rod (12) is provided with an embedded groove fixedly connected with the outer side of the rack (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122953054.8U CN216110815U (en) | 2021-11-29 | 2021-11-29 | Underground fan room system suitable for extra-long tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122953054.8U CN216110815U (en) | 2021-11-29 | 2021-11-29 | Underground fan room system suitable for extra-long tunnel |
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| Publication Number | Publication Date |
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| CN216110815U true CN216110815U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122953054.8U Active CN216110815U (en) | 2021-11-29 | 2021-11-29 | Underground fan room system suitable for extra-long tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116255353A (en) * | 2023-05-10 | 2023-06-13 | 无锡精恩风机有限公司 | Efficient energy-saving fan |
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2021
- 2021-11-29 CN CN202122953054.8U patent/CN216110815U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116255353A (en) * | 2023-05-10 | 2023-06-13 | 无锡精恩风机有限公司 | Efficient energy-saving fan |
| CN116255353B (en) * | 2023-05-10 | 2023-08-29 | 无锡精恩风机有限公司 | Efficient energy-saving fan |
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