CN217558643U - Top frame dismounting device for centrifugal fan - Google Patents
Top frame dismounting device for centrifugal fan Download PDFInfo
- Publication number
- CN217558643U CN217558643U CN202221492420.2U CN202221492420U CN217558643U CN 217558643 U CN217558643 U CN 217558643U CN 202221492420 U CN202221492420 U CN 202221492420U CN 217558643 U CN217558643 U CN 217558643U
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- fan
- dismounting
- centrifugal fan
- adjusting plate
- bracket
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a centrifugal fan demolishs roof-rack device, include: the bracket body is a supporting structure of the fan dismounting device, and an adjusting plate is movably arranged on the inner side of the bracket body; the guide rails are fixedly arranged at the left end of the adjusting plate and are symmetrically arranged in two groups in front and back relative to the vertical center line of the adjusting plate; the dismounting bracket is arranged at the upper end of the guide rail, and the overlooking cross section structure of the dismounting bracket is a square structure; the shaft sleeve hole penetrates through the left end of the dismounting bracket; the mounting hole, it runs through the setting and is in the left end of dismouting support, the mounting hole symmetry sets up both sides around the axle sleeve hole, and this centrifugal fan demolishs the roof-rack device, can be convenient when carrying out maintenance to centrifugal fan, is convenient for carry out the dismouting between fan main shaft and the fan blade, reduces the degree of difficulty in the workman operation process, is convenient for shift out fan blade fan equipment and carries out maintenance, improves the convenience of maintenance.
Description
Technical Field
The utility model relates to a centrifugal fan dismounting device technical field specifically is a centrifugal fan demolishs roof-rack device.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in factories, mines, tunnels, cooling towers, vehicles, ships and buildings for ventilation, dust removal and cooling; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion;
in the actual use process, when the fan blades, the bearings and the like of the centrifugal fan are overhauled, the fan blades of the centrifugal fan need to be dismantled, but in the actual production process, the dismantling is quite difficult, and the space inside the fan is narrow, so that the fan blades and the main shaft are not convenient to separate and dismantle.
Therefore, the centrifugal fan dismounting top frame device needs to be designed aiming at the problems, and the dismounting between fan blades and a main shaft can be facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a centrifugal fan demolishs roof-rack device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a centrifugal fan top frame dismantling device comprises:
the support body is a support structure of the fan dismounting device, and an adjusting plate is movably arranged on the inner side of the support body;
the guide rails are fixedly arranged at the left end of the adjusting plate and are symmetrically arranged in two groups in front and back relative to the vertical center line of the adjusting plate;
the dismounting bracket is arranged at the upper end of the guide rail, and the overlooking cross section structure of the dismounting bracket is a square structure;
the shaft sleeve hole penetrates through the left end of the dismounting bracket;
and the mounting holes penetrate through the left end of the dismounting bracket, and are symmetrically arranged on the front side and the rear side of the shaft sleeve hole.
Preferably, the stent body further comprises:
the positioning blocks are symmetrically arranged at the front end and the rear end of the adjusting plate and are clamped on the inner side of the bracket body;
the screw rod is rotatably arranged on the inner side of the support body and is in through connection with the inner side of the adjusting plate, and the screw rod is in threaded connection with the adjusting plate.
Preferably, the guide rail further comprises:
the sliding blocks are arranged on the inner sides of the guide rails in a sliding mode, the guide rails and the sliding blocks are arranged in a one-to-one correspondence mode, and the disassembling and assembling support is fixedly installed at the top ends of the sliding blocks.
Preferably, the detachable bracket further comprises:
the ejector rod is arranged on the inner side of the dismounting support, the structure of the ejector rod is a hydraulic jack structure, and the horizontal axis of the ejector rod is coincided with the horizontal axis of the shaft sleeve hole.
Preferably, the mounting hole further includes:
and the mounting bolt is penetrated and connected on the inner side of the mounting hole.
Preferably, the shaft sleeve hole further comprises:
the fan main shaft is a rotating shaft of the centrifugal fan, and the inner diameter of the shaft sleeve hole is the same as the diameter of the fan main shaft;
the fan blade is a fan blade of the centrifugal fan and is arranged on the fan main shaft.
Compared with the prior art, the beneficial effects of the utility model are that: the top frame dismounting device for the centrifugal fan adopts a novel structural design, can conveniently dismount and mount the main shaft of the fan and the fan blades when the centrifugal fan is maintained, reduces the difficulty degree in the operation process of workers, is convenient for moving the heavier fan blades out of fan equipment for maintenance, and improves the convenience of maintenance;
1. the adjusting plate can be driven to move up and down by the rotation of the screw rod, so that the height of the dismounting bracket can be conveniently adjusted, the shaft sleeve hole can be accurately aligned with a main shaft of the fan, and the shaft sleeve hole can be conveniently sleeved in the shaft sleeve hole for positioning;
2. the ejector rod is used for propping the fan main shaft, so that the fan blades can be conveniently and slowly withdrawn from the fan main shaft, the operation of dismounting and mounting between the fan main shaft and the fan blades is facilitated, and the fan blades can be conveniently moved out from the centrifugal fan by sliding the sliding block.
Drawings
Fig. 1 is a schematic isometric view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the sectional view of the fan blade of the present invention;
fig. 4 is the structure schematic diagram of the utility model discloses dismouting support and fan blade combine to use.
In the figure: 1. a stent body; 2. an adjusting plate; 3. an orientation block; 4. a screw rod; 5. a guide rail; 6. a slider; 7. disassembling and assembling the bracket; 8. a top rod; 9. a shaft sleeve hole; 10. mounting holes; 11. a fan main shaft; 12. fan blades; 13. and (7) installing a bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a centrifugal fan top frame dismantling device comprises: the support body 1 is a support structure of the fan dismounting device, and an adjusting plate 2 is movably arranged on the inner side of the support body 1; the stent body 1 further comprises: the directional blocks 3 are symmetrically arranged at the front end and the rear end of the adjusting plate 2, and the directional blocks 3 are clamped at the inner side of the bracket body 1; the screw rod 4 is rotatably arranged on the inner side of the support body 1, the screw rod 4 is connected to the inner side of the adjusting plate 2 in a penetrating manner, the screw rod 4 is in threaded connection with the adjusting plate 2, and the adjusting plate 2 can be driven to move up and down by the rotation of the screw rod 4, so that the height of the dismounting support 7 can be conveniently adjusted, and the shaft sleeve hole 9 can be accurately aligned with the fan spindle 11;
a centrifugal fan top frame dismantling device comprises: the guide rails 5 are fixedly arranged at the left end of the adjusting plate 2, and the guide rails 5 are symmetrically arranged in two groups in front and back relative to the vertical center line of the adjusting plate 2; the dismounting bracket 7 is arranged at the upper end of the guide rail 5, and the overlooking cross-section structure of the dismounting bracket 7 is a square structure; the guide rail 5 further comprises: slider 6, its slip sets up in the inboard of guided way 5, and the one-to-one setting between guided way 5 and the slider 6, and dismouting support 7 fixed mounting is on slider 6's top, and dismouting support 7 is still including: the ejector rod 8 is arranged on the inner side of the dismounting support 7, the structure of the ejector rod 8 is a hydraulic jack structure, and the horizontal axis of the ejector rod 8 is coincided with the horizontal axis of the shaft sleeve hole 9, so that the centrifugal fan is convenient to dismount;
a centrifugal fan top frame dismantling device comprises: a shaft sleeve hole 9 which is arranged at the left end of the dismounting bracket 7 in a penetrating way; mounting hole 10, it runs through the setting at the left end of dismouting support 7, and mounting hole 10 symmetry sets up both sides around axle sleeve hole 9, and mounting hole 10 is still including: the mounting bolt 13, its cross-under is in the inboard of mounting hole 10, and axle sleeve hole 9 still includes: the fan main shaft 11 is a rotating shaft of the centrifugal fan, and the inner diameter of the shaft sleeve hole 9 is the same as the diameter of the fan main shaft 11; the fan blade 12 is a blade of a centrifugal fan, the fan blade 12 is mounted on the fan main shaft 11, the ejector rod 8 is used for ejecting the fan main shaft 11, the fan blade 12 can be conveniently and slowly withdrawn from the fan main shaft 11, and the fan main shaft 11 and the fan blade 12 can be conveniently detached and mounted.
The working principle is as follows: when the device is used, as shown in figures 1-4, firstly, a bracket body 1 of the dismounting device is placed beside a centrifugal fan needing to be dismounted, then a screw rod 4 is rotated to drive an adjusting plate 2 to move up and down on the bracket body 1 to adjust the position, a directional block 3 is used for preventing the adjusting plate 2 from rotating, the adjusting plate 2 is used for driving a shaft sleeve hole 9 of a dismounting bracket 7 to be aligned with a fan main shaft 11, then the dismounting bracket 7 is pushed, the dismounting bracket 7 is driven to move towards one side of the fan main shaft 11 under the sliding action of a sliding block 6 on a guide rail 5, the fan main shaft 11 is made to penetrate into the shaft sleeve hole 9, a mounting bolt 13 penetrates through a mounting hole 10 and is fixed with a fan blade 12, then the ejector rod 8 extends out to abut against the fan main shaft 11, and then the fan blade 12 is driven to slowly retreat from the fan main shaft 11, and the using process of the device for dismounting the top frame by the centrifugal fan is finished.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a centrifugal fan demolishs roof-rack device which characterized in that includes:
the support body (1) is a support structure of the fan dismounting device, and an adjusting plate (2) is movably arranged on the inner side of the support body (1);
the guide rails (5) are fixedly mounted at the left end of the adjusting plate (2), and the guide rails (5) are symmetrically arranged in two groups in the front-back direction relative to the vertical center line of the adjusting plate (2);
the dismounting and mounting support (7) is arranged at the upper end of the guide rail (5), and the overlooking cross-section structure of the dismounting and mounting support (7) is a square structure;
a shaft sleeve hole (9) which is arranged at the left end of the dismounting bracket (7) in a penetrating way;
and the mounting holes (10) penetrate through the left end of the dismounting support (7), and the mounting holes (10) are symmetrically arranged on the front side and the rear side of the shaft sleeve hole (9).
2. A centrifugal fan demolishing roof rack arrangement according to claim 1, characterized by the bracket body (1) further comprising:
the orientation blocks (3) are symmetrically arranged at the front end and the rear end of the adjusting plate (2), and the orientation blocks (3) are clamped on the inner side of the bracket body (1);
the screw rod (4) is rotatably arranged on the inner side of the support body (1), the screw rod (4) is in through connection with the inner side of the adjusting plate (2), and the screw rod (4) is in threaded connection with the adjusting plate (2) in a connecting mode.
3. A centrifugal fan toplift removal device according to claim 2, wherein said guide rail (5) further comprises:
the sliding blocks (6) are arranged on the inner sides of the guide rails (5) in a sliding mode, the guide rails (5) are arranged on the sliding blocks (6) in a one-to-one correspondence mode, and the disassembling and assembling support (7) is fixedly installed at the top ends of the sliding blocks (6).
4. A centrifugal fan top-frame dismounting device according to claim 3, wherein said dismounting bracket (7) further comprises:
the ejector rod (8) is arranged on the inner side of the dismounting support (7), the structure of the ejector rod (8) is a hydraulic jack structure, and the horizontal axis of the ejector rod (8) is overlapped with the horizontal axis of the shaft sleeve hole (9).
5. A centrifugal fan toplift removal device according to claim 4, wherein said mounting holes (10) further comprise:
and a mounting bolt (13) inserted into the mounting hole (10).
6. A centrifugal fan top frame dismounting device according to claim 5, characterized in that said shaft sleeve hole (9) further comprises:
the fan main shaft (11) is a rotating shaft of a centrifugal fan, and the inner diameter of the shaft sleeve hole (9) is the same as the diameter of the fan main shaft (11);
the fan blade (12) is a fan blade of the centrifugal fan, and the fan blade (12) is installed on the fan main shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221492420.2U CN217558643U (en) | 2022-06-15 | 2022-06-15 | Top frame dismounting device for centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221492420.2U CN217558643U (en) | 2022-06-15 | 2022-06-15 | Top frame dismounting device for centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217558643U true CN217558643U (en) | 2022-10-11 |
Family
ID=83500701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221492420.2U Expired - Fee Related CN217558643U (en) | 2022-06-15 | 2022-06-15 | Top frame dismounting device for centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217558643U (en) |
-
2022
- 2022-06-15 CN CN202221492420.2U patent/CN217558643U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221011 |