CN219881775U - Tunnel fan assembly workbench - Google Patents
Tunnel fan assembly workbench Download PDFInfo
- Publication number
- CN219881775U CN219881775U CN202321475671.4U CN202321475671U CN219881775U CN 219881775 U CN219881775 U CN 219881775U CN 202321475671 U CN202321475671 U CN 202321475671U CN 219881775 U CN219881775 U CN 219881775U
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- supporting
- seat
- bottom plate
- seats
- sliding
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- 238000009792 diffusion process Methods 0.000 abstract description 32
- 238000010586 diagram Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses a tunnel fan assembly workbench which comprises a base, a fixed seat fixedly arranged on the upper part of the base and sliding seats arranged on two sides of the fixed seat, wherein a first bottom plate is arranged on the upper part of the fixed seat, and two first supporting seats are respectively arranged on the front side and the rear side of the first bottom plate; the sliding seat comprises two groups of second bottom plates, and the lower ends of the second bottom plates are in sliding connection with the third guide rails; the two ends of the second bottom plate are provided with second guide rails, the second guide rails are connected with second supporting seats in a sliding manner, the second bottom plate is rotationally connected with second screw rods, and the two ends of the second screw rods are respectively in threaded connection with the second supporting seats at the two ends. According to the utility model, the sliding seats are arranged on two sides of the fixed seat, the second supporting seats are arranged on two ends of the second bottom plate of the sliding seat, the second supporting seats on two ends are connected through the second screw rods, and the second supporting seats on the two second bottom plates are mutually matched, so that the diffusion cylinders with different conicity are horizontally supported, and the difficulty in connecting the fan cylinder with the diffusion cylinder is reduced.
Description
Technical Field
The utility model belongs to the field of fan assembly equipment, and particularly relates to a tunnel fan assembly workbench.
Background
The tunnel fan is a special axial flow fan, also called a tunnel jet fan, a tunnel fan and a jet fan, is equipment for ventilation of a tunnel, and generates strong air flow through an impeller rotating at a high speed to discharge waste gas and heat in the tunnel, so that the air circulation and freshness are maintained; the tunnel fan is usually designed in an axial flow manner, can provide a large amount of air quantity and high pressure, is suitable for various tunnels such as highways, railways, subways and the like, and has special functions such as fire prevention, air purification, cooling, dehumidification and the like. For occasions with high noise requirements, diffusion barrels are generally arranged at two ends of the fan barrel to improve the static pressure efficiency of the fan, so that the effect of reducing noise is achieved.
The common diffusion cylinder shell has two structures of a cylinder and a cone, the diffusion cylinder is connected with the fan cylinder through a flange, and the diameter of the outer shell of the cylindrical diffusion cylinder is uniform, so that the diffusion cylinder is convenient to connect with the fan cylinder; however, for the conical diffusion cylinder, when the diffusion cylinder is naturally placed, one end connected with the fan cylinder is inclined downwards, so that after the fan cylinder and the diffusion cylinder are close to each other, a larger gap exists at the lower parts of the two flanges, and the two flanges cannot be connected by the bolts.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a tunnel fan assembly workbench, so as to solve the problem that when a conical diffusion barrel is connected with a fan barrel, the axes of the fan barrel and the diffusion barrel are not collinear, so that after the fan barrel and the diffusion barrel are close to each other, a larger gap exists at the lower parts of two flanges, and the two flanges cannot be connected by bolts.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the tunnel fan assembling workbench comprises a base, a fixed seat fixedly installed on the upper portion of the base and sliding seats arranged on two sides of the fixed seat, wherein supporting legs are arranged on the lower portion of the base, a first bottom plate is arranged on the upper portion of the fixed seat, and two first supporting seats are respectively arranged on the front side and the rear side of the first bottom plate; the sliding seat comprises two groups of second bottom plates, a third guide rail is arranged on the base, and the lower ends of the second bottom plates are in sliding connection with the third guide rail; the two ends of the second bottom plate are provided with second guide rails, second support seats are connected to the second guide rails in a sliding manner, second screw rods are rotationally connected to the second bottom plate, second hand wheels are arranged at one ends of the second screw rods, the second screw rods are double-headed screw rods, threads at two ends of the second screw rods are opposite in rotation direction, and two ends of the second screw rods are respectively in threaded connection with the second support seats at two ends.
Further, the upper parts of the first supporting seat and the second supporting seat are respectively provided with a roller.
Still further, the roller is made of rubber.
Still further, the second supporting seat includes the supporting shoe, the supporting shoe lower part is equipped with the guide slot, guide slot and second guide rail sliding connection, supporting shoe upper portion is equipped with the connecting seat, and the gyro wheel is rotationally installed on the connecting seat, the connecting seat is articulated with the supporting shoe through the round pin axle.
Further, first guide rails are arranged on two sides of the upper portion of the first bottom plate, the first supporting seats are in sliding connection with the first guide rails, the two first supporting seats on the same side are connected through first screw rods, the first screw rods are double-head screw rods, driven gears are fixedly connected to the middle portions of the first screw rods, rotating shafts are arranged on two sides of the first bottom plate, a first hand wheel is arranged at one end of each rotating shaft, a driving gear is arranged at the other end of each rotating shaft, and the driving gears are meshed with the driven gears; the lower parts of the two second bottom plates on the same side are in threaded connection with third screws, the third screws are double-headed screws, and one end of each third screw is provided with a third hand wheel.
Still further, both ends of first screw rod and the one end that the third screw rod kept away from the third hand wheel are all fixedly connected with spacing end plate.
The beneficial effects of the utility model are as follows:
1) According to the utility model, the sliding seats are arranged on two sides of the fixed seat, the second supporting seats are arranged on two ends of the second bottom plate of the sliding seat, the second supporting seats on two ends are connected through the second screw rods, and the second supporting seats on the two second bottom plates are mutually matched, so that the diffusion cylinders with different conicity are horizontally supported, and the difficulty in connecting the fan cylinder with the diffusion cylinder is reduced.
2) The roller wheels made of rubber are arranged on the upper portions of the first supporting seat and the second supporting seat, so that the air cylinder or the diffusion cylinder can be rotated when the air cylinder is in butt joint with the flange of the diffusion cylinder, the efficiency of assembling the tunnel fan is improved, and meanwhile the roller wheels are prevented from scratching the air cylinder and the diffusion cylinder.
3) The second supporting seat comprises a supporting block and a connecting seat, and the connecting seat is hinged with the supporting block, so that the connecting seat can rotate around a pin shaft, the contact area of the idler wheel and diffusion cylinders with different conicities is ensured, the stability of the second supporting seat for supporting the diffusion cylinders is ensured, and meanwhile, the smoothness of the idler wheel during rotation is ensured.
4) The distance between the two first supporting seats on the same side of the first bottom plate is adjustable, and the distance between the two second bottom plates of the sliding seat is also adjustable, so that the fan barrel and the diffusion barrel with different lengths are supported conveniently.
Drawings
FIG. 1 is a state diagram of the tunnel fan assembly workbench according to the utility model.
Fig. 2 is a schematic structural diagram of an assembling workbench of a tunnel fan.
Fig. 3 is a schematic structural diagram of a fixing seat in a tunnel fan assembly workbench according to the utility model.
Fig. 4 is a schematic view of a sliding seat structure in a tunnel fan assembly workbench according to the utility model.
Fig. 5 is an exploded view of a second support base in a tunnel fan assembly table according to the present utility model.
In the figure: 1. a base; 2. a fixing seat; 21. a first base plate; 22. a first support base; 23. a first screw; 24. a driven gear; 25. a drive gear; 26. a first hand wheel; 27. a first guide rail; 28. a roller; 29. a limiting end plate; 3. a sliding seat; 31. a second base plate; 32. a second support base; 321. a guide groove; 322. a support block; 323. a pin shaft; 324. a connecting seat; 33. a second screw; 34. the second hand wheel; 35. a second guide rail; 36. a third screw; 37. a third hand wheel; 38. a third guide rail; 4. a blower cylinder; 5. a diffusion cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, in an illustrative embodiment of the utility model, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, a particular orientation configuration and operation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1-2 and fig. 4, a tunnel fan assembling workbench comprises a base 1, a fixed seat 2 fixedly installed on the upper portion of the base 1 and sliding seats 3 arranged on two sides of the fixed seat 2, wherein the lower portion of the base 1 is provided with supporting legs, the upper portion of the fixed seat 2 is provided with a first bottom plate 21, and two first supporting seats 22 are respectively arranged on the front side and the rear side of the first bottom plate 21; the sliding seat 3 comprises two groups of second bottom plates 31, a third guide rail 38 is arranged on the base 1, and the lower ends of the second bottom plates 31 are in sliding connection with the third guide rail 38; the two ends of the second bottom plate 31 are provided with second guide rails 35, the second guide rails 35 are slidably connected with second supporting seats 32, the second bottom plate 31 is rotatably connected with second screws 33, one ends of the second screws 33 are provided with second hand wheels 34, the second screws 33 are double-headed screws, threads at two ends of the second screws are opposite in rotation direction, and two ends of the second screws 33 are respectively in threaded connection with the second supporting seats 32 at two ends.
As shown in fig. 2-5, the rollers 28 are disposed on the upper portions of the first support seat 22 and the second support seat 32, so that the air blower 4 or the air blower 5 can be rotated when the air blower 4 is in butt joint with the flange of the air blower 5, and the efficiency of assembling the tunnel blower is improved.
The roller 28 is made of rubber, so that scratches on the fan cylinder 4 and the diffusion cylinder 5 caused by the roller 28 are avoided.
As shown in fig. 5, the second supporting seat 32 includes a supporting block 322, a guiding groove 321 is provided at the lower part of the supporting block 322, the guiding groove 321 is slidably connected with the second guiding rail 35, a connecting seat 324 is provided at the upper part of the supporting block 322, the roller 28 is rotatably mounted on the connecting seat 324, the connecting seat 324 is hinged with the supporting block 322 by a pin 323, so that the connecting seat 324 can rotate around the pin 323, the contact area of the roller 28 and the diffusion cylinders 5 with different conicity is ensured, the stability of the supporting of the second supporting seat 32 on the diffusion cylinders 5 is ensured, and meanwhile, the smoothness of the roller 28 during rotation is ensured.
As shown in fig. 3-4, two sides of the upper portion of the first bottom plate 21 are provided with first guide rails 27, the first supporting seats 22 are slidably connected with the first guide rails 27, two first supporting seats 22 on the same side are connected through a first screw rod 23, the first screw rod 23 is a double-head screw rod, the middle portion of the first screw rod 23 is fixedly connected with a driven gear 24, two sides of the first bottom plate 21 are provided with rotating shafts, one end of each rotating shaft is provided with a first hand wheel 26, the other end of each rotating shaft is provided with a driving gear 25, and the driving gear 25 is meshed with the driven gear 24; the first hand wheel 26 is rotated to drive the first screw 23 to rotate, so that the distance between the two first supporting seats 22 on the same side is adjusted, and the fan barrels 4 with different lengths are stably supported by the fixed seat 2; the lower parts of the two second bottom plates 31 on the same side are in threaded connection with third screws 36, the third screws 36 are double-headed screws, and one end of each third screw 36 is provided with a third hand wheel 37; the third hand wheel 37 is rotated to drive the third screw rod 36 to rotate, so that the distance between the two second bottom plates 31 is adjusted, and the sliding seat 3 is ensured to stably support the diffusion barrels 5 with different lengths.
As shown in fig. 3, both ends of the first screw 23 and one end of the third screw 36, which is far away from the third hand wheel 37, are fixedly connected with a limiting end plate 29, so that the sliding distance between the first support seat 22 and the second bottom plate 31 is limited, and the first support seat 22 and the second bottom plate 31 are prevented from falling off.
When the tunnel fan is assembled, the distance between the first supporting seat 22 and the second supporting seat 32 is adjusted according to the lengths of the fan barrel 4 and the diffusion barrel 5, then the fan barrel 4 and the diffusion barrel 5 are respectively hoisted to the fixed seat 2 and the sliding seat 3, two second wheels 34 on the sliding seat 3 are rotated according to the site conditions, the central axis of the diffusion barrel 5 and the fan barrel 4 are collinear, then the diffusion barrel 5 is pushed to move towards one side of the fan barrel 4, after the flange of the diffusion barrel 5 is contacted with the flange of the fan barrel 4, the fan barrel 4 or the diffusion barrel 5 is rotated according to the positions of through holes of the flanges, the through holes of the two flanges are aligned, and the flange is connected through bolts, so that the assembly of the tunnel fan can be completed.
The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The tunnel fan assembling workbench comprises a base, a fixed seat fixedly installed on the upper portion of the base and sliding seats arranged on two sides of the fixed seat, wherein supporting legs are arranged on the lower portion of the base, a first bottom plate is arranged on the upper portion of the fixed seat, and two first supporting seats are respectively arranged on the front side and the rear side of the first bottom plate; the sliding seat comprises two groups of second bottom plates and is characterized in that a third guide rail is arranged on the base, and the lower ends of the second bottom plates are in sliding connection with the third guide rail; the two ends of the second bottom plate are provided with second guide rails, second support seats are connected to the second guide rails in a sliding manner, second screw rods are rotationally connected to the second bottom plate, second hand wheels are arranged at one ends of the second screw rods, the second screw rods are double-headed screw rods, threads at two ends of the second screw rods are opposite in rotation direction, and two ends of the second screw rods are respectively in threaded connection with the second support seats at two ends.
2. The tunnel fan assembly workbench according to claim 1, wherein rollers are arranged on the upper parts of the first supporting seat and the second supporting seat.
3. The tunnel fan assembly table of claim 2, wherein the rollers are made of rubber.
4. The tunnel fan assembly workbench according to claim 2, wherein the second supporting seat comprises a supporting block, a guide groove is formed in the lower portion of the supporting block and is slidably connected with the second guide rail, a connecting seat is arranged on the upper portion of the supporting block, a roller is rotatably mounted on the connecting seat, and the connecting seat is hinged with the supporting block through a pin shaft.
5. The tunnel fan assembly workbench according to any one of claims 1 to 4, wherein first guide rails are arranged on two sides of the upper portion of the first base plate, the first supporting seats are in sliding connection with the first guide rails, the two first supporting seats on the same side are connected through first screws, the first screws are double-headed screws, driven gears are fixedly connected to the middle portions of the first screws, rotating shafts are arranged on two sides of the first base plate, a first hand wheel is arranged at one end of each rotating shaft, a driving gear is arranged at the other end of each rotating shaft, and the driving gears are meshed with the driven gears; the lower parts of the two second bottom plates on the same side are in threaded connection with third screws, the third screws are double-headed screws, and one end of each third screw is provided with a third hand wheel.
6. The tunnel fan assembly workbench according to claim 5, wherein both ends of the first screw rod and one end of the third screw rod far away from the third hand wheel are fixedly connected with limiting end plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475671.4U CN219881775U (en) | 2023-06-09 | 2023-06-09 | Tunnel fan assembly workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475671.4U CN219881775U (en) | 2023-06-09 | 2023-06-09 | Tunnel fan assembly workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219881775U true CN219881775U (en) | 2023-10-24 |
Family
ID=88398844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321475671.4U Active CN219881775U (en) | 2023-06-09 | 2023-06-09 | Tunnel fan assembly workbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219881775U (en) |
-
2023
- 2023-06-09 CN CN202321475671.4U patent/CN219881775U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |