CN220302416U - Centrifugal fan assembly base - Google Patents
Centrifugal fan assembly base Download PDFInfo
- Publication number
- CN220302416U CN220302416U CN202321522467.3U CN202321522467U CN220302416U CN 220302416 U CN220302416 U CN 220302416U CN 202321522467 U CN202321522467 U CN 202321522467U CN 220302416 U CN220302416 U CN 220302416U
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- centrifugal fan
- bearing seat
- top plate
- bottom plate
- fan body
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a centrifugal fan assembly base, which comprises: the centrifugal fan body is used for discharging gas; the bottom of the centrifugal fan body is provided with a bottom plate, the top of the centrifugal fan body is provided with a top plate, the outer wall of the centrifugal fan body is provided with a bearing seat, the top plate and the bottom plate are both in sliding connection with the inner cavity of the bearing seat, the inner wall of the bearing seat is provided with a screw rod, and the bottom plate is in threaded penetrating connection with one end of the screw rod; limiting mechanisms are arranged on two sides of the bearing seat, a positioning mechanism is arranged between the top plate and the top of the bearing seat, and ejector blocks are arranged on opposite sides of the top plate and the bottom plate. According to the utility model, by means of the arrangement mode of the bottom plate, the top plate, the bearing seat, the screw rod and the limiting mechanism, the bottom plate can be stably moved when the screw rod is rotated, so that the centrifugal fan body can be adjusted in height to a certain extent in the inner cavity of the bearing seat, and the stability of the position of the centrifugal fan is improved through the arrangement of the limiting mechanism and the top plate.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to an assembly base of a centrifugal fan.
Background
The centrifugal fan is a machine which accelerates gas by utilizing an impeller rotating at a high speed according to the principle of converting kinetic energy into potential energy, then decelerates and changes flow direction to convert kinetic energy into potential energy, and is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and induced draft of boilers and industrial kilns; cooling and ventilation in air-conditioning devices and household appliances; drying and selecting grains; inflation and propulsion of wind tunnel wind source and air cushion ship, etc.
The centrifugal fan is often used together with the assembled base in the use process, the existing base can stably support the centrifugal fan, but the base cannot adjust the height of the centrifugal fan to a certain extent, so that when the centrifugal fan needs to be placed at a position higher than the original position, the centrifugal fan needs to be placed on another object, and the stability of the centrifugal fan during use is affected.
Disclosure of Invention
The utility model aims to provide a centrifugal fan assembly base for solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a centrifugal fan assembly base, comprising:
the centrifugal fan body is used for discharging gas;
the centrifugal fan comprises a centrifugal fan body, and is characterized in that a bottom plate is arranged at the bottom of the centrifugal fan body, a top plate is arranged at the top of the centrifugal fan body, a bearing seat is arranged on the outer wall of the centrifugal fan body, the top plate and the bottom plate are both in sliding connection with an inner cavity of the bearing seat, a screw rod is connected to the inner wall of the bearing seat in a rotating and penetrating manner, and the bottom plate is connected to one end of the screw rod in a threaded and penetrating manner;
the bearing seat is characterized in that limiting mechanisms are arranged on two sides of the bearing seat, a positioning mechanism is arranged between the top plate and the top of the bearing seat, and a top block is fixedly connected to one opposite surface of the top plate and the bottom plate.
Preferably, the screw rod is connected with one end of the top plate in a sliding and penetrating way, and one ends of the two opposite top blocks are respectively attached to one end of the centrifugal fan body.
Preferably, the limiting mechanism comprises a limiting rod and a plurality of nuts, wherein two limiting rods are respectively connected with two sides of the bearing seat in a sliding penetrating mode, and the nuts are respectively connected with the outer wall of the limiting rod in a threaded penetrating mode.
Preferably, the two limit rods are respectively connected with the two ends of the bottom plate and the top plate in a sliding penetrating way, and the nuts are respectively arranged at the corners of the bottom plate and the top plate.
Preferably, the positioning mechanism comprises a screw rod, a connecting block, a clamping column, a compression spring and a clamping groove, wherein the connecting block rotates and is inserted into the bottom of the screw rod, the compression spring is sleeved on the outer wall of the clamping column, and the clamping column is connected with the inner cavity of the clamping groove in a sliding and inserting mode.
Preferably, the screw rod is connected with the top thread of the bearing seat in a penetrating way, and the top of the clamping column is fixed at the bottom end of the connecting block.
Preferably, the clamping groove is formed in the upper surface of the top plate, and the compression spring is arranged between the connecting block and the top plate.
The utility model has the technical effects and advantages that:
according to the utility model, by means of the arrangement mode of the bottom plate, the top plate, the bearing seat, the screw rod and the limiting mechanism, the bottom plate can be stably moved when the screw rod is rotated, so that the centrifugal fan body can be adjusted in height to a certain extent in the inner cavity of the bearing seat, and the stability of the position of the centrifugal fan is improved through the arrangement of the limiting mechanism and the top plate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the overall side cross-sectional structure of the present utility model.
Fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present utility model.
In the figure: 1. a centrifugal fan body; 2. a bottom plate; 3. a top plate; 4. a bearing seat; 5. a screw rod; 6. a limiting mechanism; 61. a limit rod; 62. a nut; 7. a positioning mechanism; 71. a screw; 72. a connecting block; 73. a clamping column; 74. a compression spring; 75. a clamping groove; 8. and (5) a top block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
The present utility model provides a centrifugal fan assembly base as shown in fig. 1-3, comprising:
a centrifugal fan body 1 for gas discharge;
the bottom of the centrifugal fan body 1 is provided with a bottom plate 2, the top of the centrifugal fan body 1 is provided with a top plate 3, the outer wall of the centrifugal fan body 1 is provided with a bearing seat 4, the bearing seat 4 is in a U-shaped structure, the centrifugal fan body 1 can be conveniently limited in position through the bottom plate 2 and the top plate 3, the centrifugal fan body 1 can be stably clamped between the bottom plate 2 and the top plate 3, the top plate 3 and the bottom plate 2 are both in sliding connection with the inner cavity of the bearing seat 4, the inner wall of the bearing seat 4 is rotatably and alternately connected with a screw rod 5, the bottom plate 2 is in threaded and alternately connected with one end of the screw rod 5, the screw rod 5 is slidably and alternately connected with one end of the top plate 3, the bottom plate 2 can conveniently bear the centrifugal fan body 1 to carry out certain-degree height adjustment in the inner cavity of the bearing seat 4 through the rotation of the screw rod 5, and the convenience of position adjustment of the centrifugal fan body 1 is improved;
the two sides of the bearing seat 4 are provided with the limiting mechanisms 6, each limiting mechanism 6 comprises a limiting rod 61 and a plurality of nuts 62, each limiting rod 61 is of a U-shaped rod structure, each limiting rod 61 is connected with two sides of the bearing seat 4 in a sliding and penetrating mode, each limiting rod 61 is connected with two ends of the bottom plate 2 and the top plate 3 in a sliding and penetrating mode, the two limiting rods 61 are convenient to limit the positions of the bottom plate 2 and the top plate 3, stability of the positions of the bottom plate 2 and the top plate 3 between the bearing seats 4 is improved, the nuts 62 are connected with outer walls of the limiting rods 61 in a threaded and penetrating mode, the nuts 62 are arranged at corners of the bottom plate 2 and the top plate 3 respectively, and can be made to be stable on the upper surface and the lower surface of the bottom plate 2 and the top plate 3 through rotation of the nuts 62, so that the bottom plate 2 and the top plate 3 can keep stable in positions, and stability of the positions between the bottom plate 2 and the top plate 3 is improved;
the positioning mechanism 7 is arranged between the top plate 3 and the top of the bearing seat 4, the positioning mechanism 7 comprises a screw 71, a connecting block 72, a clamping column 73, a compression spring 74 and a clamping groove 75, the screw 71 is connected with the top of the bearing seat 4 in a threaded penetrating way, the length of the screw 71 is not limited, the connecting block 72 is of a circular plate block structure, the connecting block 72 is rotatably penetrated at the bottom of the screw 71, the top of the clamping column 73 is fixed at the bottom of the connecting block 72, the compression spring 74 is sleeved on the outer wall of the clamping column 73, the compression spring 74 is arranged between the connecting block 72 and the top plate 3, the stability of the position of the compression spring 74 is improved through the arrangement of the clamping column 73, the compression spring 74 can elastically push the top plate 3, the connecting block 72 can slide downwards through the rotation of the screw 71, the connecting block 72 can squeeze the compression spring 74, the top plate 3 can be stabilized at the top of the centrifugal fan body 1, the stability of the positioning of the top plate 3 and the bottom plate 2 is improved, the clamping groove 75 is formed in the upper surface of the top plate 3, the clamping column 73 is connected with the inner cavity of the clamping groove 75 in a sliding penetrating way, the stability of the clamping column 73 is facilitated, and the stability of limiting stability of the top plate 3 is improved;
one side that roof 3 and bottom plate 2 are relative is equal fixedly connected with kicking block 8, and the one end that two kicking blocks 8 are relative is laminated mutually with the one end of centrifugal fan body 1 respectively, and the one end that two kicking blocks 8 are relative all is the rubber material, through two kicking blocks 8, is convenient for improve the stability in centrifugal fan body 1 position once more.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A centrifugal fan assembly base, comprising:
a centrifugal fan body (1) for gas discharge;
the method is characterized in that: the centrifugal fan comprises a centrifugal fan body (1), and is characterized in that a bottom plate (2) is arranged at the bottom of the centrifugal fan body (1), a top plate (3) is arranged at the top of the centrifugal fan body (1), a bearing seat (4) is arranged on the outer wall of the centrifugal fan body (1), the top plate (3) and the bottom plate (2) are both in sliding connection with an inner cavity of the bearing seat (4), a screw rod (5) is connected with the inner wall of the bearing seat (4) in a rotating and penetrating manner, and the bottom plate (2) is connected with one end of the screw rod (5) in a threaded and penetrating manner;
the two sides of the bearing seat (4) are provided with limiting mechanisms (6), a positioning mechanism (7) is arranged between the top plate (3) and the top of the bearing seat (4), and the opposite sides of the top plate (3) and the bottom plate (2) are fixedly connected with top blocks (8).
2. The centrifugal fan assembly base according to claim 1, wherein the screw rod (5) is connected with one end of the top plate (3) in a sliding penetrating way, and two opposite ends of the top block (8) are respectively attached to one end of the centrifugal fan body (1).
3. The centrifugal fan assembly base according to claim 2, wherein the limiting mechanism (6) comprises a limiting rod (61) and a plurality of nuts (62), two limiting rods (61) are respectively connected with two sides of the bearing seat (4) in a sliding penetrating mode, and the plurality of nuts (62) are respectively connected with the outer wall of the limiting rod (61) in a threaded penetrating mode.
4. A centrifugal fan assembly base according to claim 3, wherein two limit rods (61) are respectively connected with two ends of the bottom plate (2) and the top plate (3) in a sliding and penetrating manner, and a plurality of nuts (62) are respectively arranged at corners of the bottom plate (2) and the top plate (3).
5. The centrifugal fan assembly base according to claim 2, wherein the positioning mechanism (7) comprises a screw (71), a connecting block (72), a clamping column (73), a compression spring (74) and a clamping groove (75), the connecting block (72) is rotatably inserted into the bottom of the screw (71), the compression spring (74) is sleeved on the outer wall of the clamping column (73), and the clamping column (73) is slidably inserted into the inner cavity of the clamping groove (75).
6. The centrifugal fan assembly base according to claim 5, wherein the screw rod (71) is connected with the top of the bearing seat (4) in a threaded penetrating manner, and the top of the clamping column (73) is fixed at the bottom end of the connecting block (72).
7. The centrifugal fan assembly base according to claim 6, wherein the clamping groove (75) is formed in the upper surface of the top plate (3), and the compression spring (74) is arranged between the connecting block (72) and the top plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321522467.3U CN220302416U (en) | 2023-06-15 | 2023-06-15 | Centrifugal fan assembly base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321522467.3U CN220302416U (en) | 2023-06-15 | 2023-06-15 | Centrifugal fan assembly base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302416U true CN220302416U (en) | 2024-01-05 |
Family
ID=89373554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321522467.3U Active CN220302416U (en) | 2023-06-15 | 2023-06-15 | Centrifugal fan assembly base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302416U (en) |
-
2023
- 2023-06-15 CN CN202321522467.3U patent/CN220302416U/en active Active
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