CN221400616U - Tunnel jet fan - Google Patents
Tunnel jet fan Download PDFInfo
- Publication number
- CN221400616U CN221400616U CN202323416776.5U CN202323416776U CN221400616U CN 221400616 U CN221400616 U CN 221400616U CN 202323416776 U CN202323416776 U CN 202323416776U CN 221400616 U CN221400616 U CN 221400616U
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- Prior art keywords
- track
- jet fan
- tunnel
- sliding door
- shell
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000012423 maintenance Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a tunnel jet fan which comprises a track and a jet fan body, wherein the track is an arc-shaped track extending from the top of a tunnel to the bottom of the side surface of the tunnel, a guide rotating wheel is arranged in the track and on the fixed side of the tunnel along the track direction, the guide rotating wheel at the top end is arranged at the top of the arc-shaped track, a connecting column is arranged at the top of the jet fan body and is used for connecting the jet fan body with a supporting column, the supporting column extends along the axial direction of the jet fan body and is limited in the track, a hole is formed in the connecting column, a steel rope is fixedly connected to the hole, the steel rope bypasses the guide rotating wheel at the top end of the top of the arc-shaped track and winds to the bottom end of the arc-shaped track along the guide rotating wheel, and a motor for controlling the steel rope is arranged at the bottom end of the arc-shaped track. The tunnel jet fan increases the use safety, does not need to ascend and operate when overhauling, does not need to interrupt traffic, and is quite convenient.
Description
Technical Field
The utility model belongs to the technical field of fans, and particularly relates to a tunnel jet fan.
Background
Most of highway sections in China are provided with tunnels, and ventilation in the tunnels is poor, so that jet fans are arranged in the longer tunnels. These jet fans are installed at the top of the tunnel and often require temporary closing of the entrance when maintenance checks are required in order to detach the jet fan from the tunnel top. This requires traffic to be closed, thus affecting traffic to some extent.
Disclosure of Invention
The utility model provides the tunnel jet fan aiming at the defects of the prior art, and the tunnel jet fan slides down the jet fan body along the track during maintenance without interrupting traffic, so that the tunnel jet fan is very convenient.
In order to solve the technical problems, the utility model is solved by the following technical scheme: the utility model provides a tunnel jet fan, includes track, jet fan body, the track is for extending to tunnel side bottom arc track from tunnel top, install with tunnel fixed side in the track direction the direction runner that leads, the top the runner that leads is in arc orbital top, jet fan body top has the spliced pole, the spliced pole is connected jet fan body and support column, the support column is followed jet fan body axial direction extends, and is limited in the track, there is the hole on the spliced pole, a hole fixedly connected with cable wire, the cable wire bypasses the top at arc track top the runner that leads, and along the runner that leads winds to arc track bottom, arc track bottom has the motor of a control cable wire. The support column is limited in the track and is connected with the jet fan body through the connecting column, so that the jet fan body can slide along the track. The motor controls the steel cable to be wound and unwound, the other end of the steel cable is fixed with the hole on the connecting column above the jet fan body, the steel cable bypasses the guide rotating wheel at the topmost end of the track, and when the motor contracts the steel cable, the jet fan body slides upwards along the track under the pulling of the steel cable; otherwise, when the motor releases the steel cable, the jet fan body slides downwards along the track. The guide wheels are arranged along the track direction, and the steel cable is limited in the track, so that the situation that the steel cable is exposed outside the track due to straightening when the jet fan body is lifted to the top of the track is avoided, and the jet fan is not safe and attractive. The holes can be parallel to a plurality of steel cables, so that a plurality of steel cables can be fixed, and meanwhile, a plurality of corresponding steel cables are required to be provided with a plurality of parallel guide rotating wheels, when a problem occurs in one steel cable, other steel cables can ensure that the jet fan body does not fall down, and a protection effect is achieved. With this structure, the following advantages are achieved: firstly, the jet fan body is hung above a tunnel, other parts are arranged inside the track, and if the steel cable is broken and other dangerous conditions occur, the jet fan body slides along the track, so that safety accidents such as vehicles in the tunnel are avoided; secondly, the motor is arranged on the ground at the side surface of the tunnel, so that the motor is very convenient to maintain; thirdly, for the daily maintenance of jet fan body, need not ascend a height the operation, need not interrupt the traffic, put down the jet fan body to the tunnel side and can carry out the maintenance operation, reduced the influence to the traffic.
According to the technical scheme, preferably, the rotating surface of the guide rotating wheel is provided with the arc-shaped groove, the surface of the arc-shaped groove is covered with the rubber layer, and the steel cable is limited in the arc-shaped groove. By adopting the structure, when a plurality of steel ropes are used, the problems of winding and the like can not occur, in addition, the rubber layer covered on the surface of the arc-shaped groove can reduce friction between the steel ropes and the arc-shaped groove, the steel ropes and the guide rotating wheel can be protected, the replacement is convenient, the durability is improved, and meanwhile, the noise during operation can be reduced.
According to the technical scheme, preferably, rotatable rollers are arranged at two ends of the supporting column, and the rollers are rubber rollers. By adopting the structure, the roller can enable the jet fan body to be pulled by the steel rope more easily, the noise can be reduced when the roller is a rubber roller, the support column is protected by the rubber roller, and the rubber roller is convenient to replace, so that the durability is improved.
According to the technical scheme, preferably, the jet fan body comprises a shell, the shell is cylindrical, an arc cylindrical surface movable sliding door is arranged from the bottommost end of the shell to the side surface of the shell, a hinge device is arranged on the contact surface of the side surface of the shell and the sliding door, one end of the hinge device is fixed on the shell, and the other end of the hinge device is limited in a slideway on the inner side of the sliding door. The sliding door is pulled out in parallel from the shell, the hinge device rotates and pushes the sliding door upwards, and one end of the hinge device limited in the slideway slides to the lower end of the sliding door along the slideway. By adopting the structure, the side surface of the jet fan body can be overhauled, so that the jet fan is very convenient; in addition, the sliding door slides upwards in parallel, so that space is saved sufficiently, and the maintenance in the tunnel provides favorable conditions.
According to the technical scheme, preferably, the shell above the side of the sliding door is provided with the hanging buckle, and the inner side of the sliding door is provided with the hanging groove corresponding to the hanging buckle. With this structure, when the sliding door slides to the hanging buckle position, the hanging buckle is fixed in the hanging groove, so that the sliding door is fixed on the housing.
According to the technical scheme, preferably, the sliding door and the outer side of the sliding door on two sides of the section between the shell and the outer side of the shell are provided with holes for installing the sliding door fixing plate. By adopting the structure, in the non-overhauling state, the fixing plate is fixed with the hole through the rivet, so that the sliding door and the shell are fixed, and the sliding door and the shell are guaranteed to be in a closed state in the non-overhauling state.
According to the technical scheme, preferably, the handle is arranged on the outer surface of the sliding door, and the sliding door is opened by adopting the structure.
Compared with the prior art, the utility model has the following beneficial effects: firstly, according to the tunnel jet fan, the jet fan body is hung above a tunnel, other parts are arranged inside the track, and if dangerous conditions such as fracture and the like occur on the steel cable, the jet fan body slides along the track, so that safety accidents such as crashing vehicles in the tunnel can not occur; secondly, the motor is arranged on the ground at the side surface of the tunnel, so that the motor is very convenient to maintain; thirdly, for routine maintenance of the jet fan body, traffic is not required to be interrupted, the jet fan body is put down to the side face of the tunnel to carry out maintenance operation, and the influence on traffic is reduced; fourth, adopt the mode of side sliding door, need not tear open the shell when overhauling, save space, very big convenience workman overhauls the operation.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic view of an internal structure of a track according to an embodiment of the present utility model.
Fig. 3 is a schematic view of a track section and a jet fan structure according to an embodiment of the present utility model.
Fig. 4 is a schematic view of the outer surface structure of a jet fan body according to an embodiment of the present utility model.
Fig. 5 is a schematic diagram of an internal structure of a jet fan body according to an embodiment of the present utility model.
FIG. 6 is a schematic diagram of a sectional structure of a sliding door and a jet fan housing according to an embodiment of the present utility model.
Wherein the track scale is exaggerated in fig. 2 for ease of understanding; FIG. 5 omits the inner fan blades of the jet fan.
Description of the embodiments
The utility model is described in further detail below with reference to the attached drawings and detailed description: referring to fig. 1 to 6, a tunnel jet fan comprises a track 1 and a jet fan body 2, wherein the track 1 extends to the bottom arc of the side surface of the tunnel from the top of the tunnel, a guide runner 11 is installed in the track 1 and on the fixed side of the tunnel along the track direction, the topmost guide runner 11 is arranged at the top of the arc track, a connecting column 231 is arranged at the top of the jet fan body 2, the connecting column 231 is connected with the jet fan body 2 and a supporting column 232, the supporting column 232 extends along the direction of the axis of the jet fan body 2 and is limited in the track 1, a hole 234 is formed in the connecting column 231, a steel rope 12 is fixedly connected with the hole 234, the steel rope 12 bypasses the topmost guide runner 11 at the top of the track 1 and winds to the bottommost end of the track 1 along the guide runner 11, and a motor 3 for controlling the steel rope 12 is arranged at the bottommost end of the track 1. The support column 232 is confined within the track 1 and is connected to the jet fan body 2 by a connection column 231, thus allowing the jet fan body 2 to slide along the track 1. The motor 3 controls the winding and unwinding of the steel cable 12, the other end of the steel cable 12 is fixed with a hole 234 on a connecting column 231 above the jet fan body 2, the steel cable 12 bypasses the guide rotating wheel 11 at the top end of the track 1, and when the motor 3 contracts the steel cable 12, the jet fan body 2 slides upwards along the track 1 under the pulling of the steel cable 12; conversely, when the motor 3 releases the steel cable 12, the jet fan body 2 slides down the track 1. The guide wheels 11 are arranged along the direction of the track 1 to limit the steel cable 12 inside the track 1, so that the situation that the steel cable 12 is straightened to be exposed outside the track 1 when the jet fan body 2 is lifted to the top of the track 1 is avoided, and the jet fan is not safe and attractive. The holes 234 may be formed in parallel, so that a plurality of steel cables 12 may be fixed, and a plurality of guide wheels 11 are required to be disposed in parallel for the corresponding plurality of steel cables 12, so that when a problem occurs in one steel cable 12, the other steel cables 12 can ensure that the jet fan body 2 does not fall down, thereby protecting the jet fan body, and in this embodiment, two holes 234 are formed.
In this embodiment, the rotating surface of the guiding wheel 11 has an arc-shaped groove 111, the surface of the arc-shaped groove 111 is covered with a rubber layer, and the steel cable 12 is limited in the arc-shaped groove 111. When using many cables 12, arc recess 111 has avoided many cables 12 to appear winding scheduling problem, and in addition, the rubber layer of arc recess 111 surface cover can reduce the friction between cable 12 and the arc recess 111, plays the guard action to cable 12 and direction runner 11, and change conveniently, increases its durability, noise when still can reduce the operation simultaneously.
In this embodiment, rotatable rollers 233 are disposed at two ends of the supporting column 232, and the rollers 233 are rubber rollers. The roller 233 can make the jet fan body 2 more easily pulled by the steel cable 12, the noise can be reduced when the roller 233 is a rubber roller, the supporting column 232 is protected by the rubber roller, and the rubber roller is convenient to replace, so that the durability is improved.
In this embodiment, the jet fan body 2 includes a housing 21, the housing 21 is cylindrical, a circular arc cylindrical surface movable sliding door 22 is opened from the bottommost end of the housing 21 to the side surface of the housing 21, a hinge device 213 is provided on the contact surface between the side surface of the housing 21 and the sliding door 22, one end of the hinge device 213 is fixed on the housing 21, and the other end is limited in a slide 221 inside the sliding door 22. The sliding door 22 is pulled out from the housing 21 in parallel, the hinge device 213 rotates, the sliding door 22 is pushed upwards, one end of the hinge device 213 limited in the slideway 221 slides to the lower end of the sliding door 22 along the slideway 221, and the sliding door 22 is opened. The maintenance is further carried out from the side face of the jet fan body 2, which is very convenient; in addition, sliding doors 22 slide upward in parallel, providing substantial space savings and advantageous conditions for maintenance in tunnels.
In this embodiment, a hanging buckle 214 is provided on the housing 21 above the sliding door 22 side, and a hanging groove 222 corresponding to the hanging buckle 214 is provided inside the sliding door 22. When the sliding door 22 is slid to the position of the catch 214, the catch 214 is secured within the catch slot 222, thus securing the sliding door 22 to the housing 21.
In this embodiment, holes 24 for mounting the fixing plate 25 of the sliding door 22 are formed on both sides of the cross section between the sliding door 22 and the housing 21, outside the sliding door 22 and outside the housing 21. In the non-overhauling state, the fixing plate 25 is fixed with the hole 24 through a rivet, so that the sliding door 22 and the shell 21 are fixed, and the sliding door and the shell are guaranteed to be in a closed state in the non-overhauling state.
In this embodiment, the handle 223 is disposed on the outer surface of the sliding door 22, so as to facilitate the use of the sliding door.
Compared with the prior art, the jet fan body is hung above the tunnel, the other parts are all arranged in the track, and if dangerous conditions such as fracture and the like occur in a steel cable, the jet fan body slides along the track, so that safety accidents such as vehicles in the tunnel are prevented from being crashed; secondly, the motor is arranged on the ground at the side surface of the tunnel, so that the maintenance of the motor is very convenient; thirdly, for routine maintenance of the jet fan body, the jet fan body can be put down to the side surface of the tunnel for maintenance without ascending and interrupting traffic, so that the influence on traffic is reduced; fourth, adopt the mode of side sliding door, need not tear open the shell when overhauling, save space, very big convenience workman overhauls the operation.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The utility model provides a tunnel efflux fan which characterized in that: including track (1), jet fan body (2), track (1) is for extending to tunnel side bottom arc track from tunnel top, install with tunnel fixed side in track (1) direction runner (11) are led to the top runner (11) are in the top of track (1), jet fan body (2) top has spliced pole (231), spliced pole (231) are connected jet fan body (2) and support column (232), support column (232) are followed jet fan body axial direction extends, and is limited in track (1), have hole (234) on spliced pole (231), hole (234) fixedly connected with cable wire (12), cable wire (12) are walked around runner (11) are led to the top at track (1) top, and along runner (11) are wound to track (1) bottom, the bottom of track (1) has one control cable wire (12) motor (3).
2. A tunnel jet fan as claimed in claim 1, wherein: the rotating surface of the guide rotating wheel (11) is provided with an arc-shaped groove (111), the surface of the arc-shaped groove (111) is covered with a rubber layer, and the steel cable (12) is limited in the arc-shaped groove (111).
3. A tunnel jet fan as claimed in claim 1, wherein: rotatable rollers (233) are arranged at two ends of the supporting column (232), and the rollers (233) are rubber rollers.
4. A tunnel jet fan as claimed in claim 1, wherein: the jet fan body (2) comprises a shell (21), the shell (21) is cylindrical, an arc cylindrical surface movable sliding door (22) is arranged from the bottommost end of the shell (21) to the side surface of the shell (21), a hinge device (213) is arranged on the contact surface of the side surface of the shell (21) and the sliding door (22), one end of the hinge device (213) is fixed on the shell (21), and the other end of the hinge device is limited in a slideway (221) on the inner side of the sliding door (22).
5. A tunnel jet fan as claimed in claim 4, wherein: the shell (21) above the side of the sliding door (22) is provided with a hanging buckle (214), and the inner side of the sliding door (22) is provided with a hanging groove (222) corresponding to the hanging buckle (214).
6. A tunnel jet fan as claimed in claim 4, wherein: the outer sides of the sliding doors (22) on two sides of the section between the sliding doors (22) and the shell (21) and the outer sides of the shell (21) are respectively provided with holes (24) for installing sliding door fixing plates (25).
7. A tunnel jet fan as claimed in claim 4, wherein: the outer surface of the sliding door (22) is provided with a handle (223).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323416776.5U CN221400616U (en) | 2023-12-14 | 2023-12-14 | Tunnel jet fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323416776.5U CN221400616U (en) | 2023-12-14 | 2023-12-14 | Tunnel jet fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221400616U true CN221400616U (en) | 2024-07-23 |
Family
ID=91916383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323416776.5U Active CN221400616U (en) | 2023-12-14 | 2023-12-14 | Tunnel jet fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221400616U (en) |
-
2023
- 2023-12-14 CN CN202323416776.5U patent/CN221400616U/en active Active
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