CN220248384U - Stainless steel centrifugal fan - Google Patents
Stainless steel centrifugal fan Download PDFInfo
- Publication number
- CN220248384U CN220248384U CN202321760480.2U CN202321760480U CN220248384U CN 220248384 U CN220248384 U CN 220248384U CN 202321760480 U CN202321760480 U CN 202321760480U CN 220248384 U CN220248384 U CN 220248384U
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- Prior art keywords
- centrifugal fan
- threaded rod
- block
- air outlet
- fan body
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 14
- 239000010935 stainless steel Substances 0.000 title claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 35
- 230000000694 effects Effects 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of centrifugal fans, and discloses a stainless steel centrifugal fan, which comprises a centrifugal fan body; the butt joint mechanism is arranged on the centrifugal fan body and comprises a moving assembly, a butt joint assembly and a spiral driving assembly; wherein, the butt joint subassembly is including the sleeve pipe, and sheathed tube internal surface and centrifugal fan body's surface activity cup joint, and sheathed tube top is fixed to have cup jointed the air outlet. According to the utility model, the sleeve, the single threaded rod and the universal wheels are arranged, the whole frame is moved through the universal wheels until the air outlet is moved to the lower side of the ventilating duct, and then the first rotary disk is rotated, so that the first limiting block drives the sleeve to move upwards along the outer surface of the centrifugal fan body through the single threaded rod through the movable block until the air outlet is stopped when the air outlet is attached to the ventilating duct, and the air outlet and the ventilating duct can be in butt joint and installed at the moment, so that the aim of convenient butt joint of the air outlet is achieved.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a stainless steel centrifugal fan.
Background
The centrifugal fan is a driven fluid machine which can increase the pressure of gas and discharge the gas by means of the input mechanical energy, is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and air induction of boilers and industrial furnaces and kilns, and the phenomenon of inaccurate butt joint can often occur due to different reserved lengths of the ventilating ducts when the air outlets of the conventional centrifugal fan are in butt joint with the ventilating ducts, so that operators need to correct and adjust reserved positions of the ventilating ducts of the phenomenon, which is time-consuming and labor-consuming, and the workload of the operators is increased, and the improvement is needed.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the stainless steel centrifugal fan which has the advantage of convenience in butt joint of air outlets.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a stainless steel centrifugal fan comprises
A centrifugal fan body;
the butt joint mechanism is arranged on the centrifugal fan body and comprises a moving assembly, a butt joint assembly and a spiral driving assembly;
wherein, the butt joint subassembly is including the sleeve pipe, and sheathed tube internal surface and centrifugal fan body's surface activity cup joint, and sheathed tube top is fixed to be cup jointed the air outlet, and the bottom of air outlet and the top swing joint of centrifugal fan body, sheathed tube side fixed mounting have movable block, move the air outlet through the sleeve pipe.
As a preferable technical scheme of the utility model, the moving assembly comprises a frame and universal wheels;
the frame is fixedly connected with the centrifugal fan body, the number of the universal wheels is four, and the tops of the four universal wheels are fixedly connected with the bottoms of the frame.
As a preferable technical scheme of the utility model, the screw driving assembly comprises a fixed block, a first limiting block, a first rotating disk, a single threaded rod and a stop block;
the side of fixed block and centrifugal fan body's side fixed connection, the internal surface of fixed block cup joints with the surface activity of first stopper, the bottom and the first rotary disk fixed connection of first stopper, the surface of single threaded rod cup joints with the inner wall screw thread of movable block, the upper end and the dog fixed connection of single threaded rod, the lower extreme and the first stopper fixed connection of single threaded rod.
As a preferable technical scheme of the utility model, the utility model also comprises an adjusting and fixing mechanism;
the adjusting and fixing mechanism comprises a fixing component, a driving component and a rotating component;
the fixed assembly comprises an installation block, an installation port and a moving block;
the outer surface of movable block lower extreme cup joints with the surface activity of shelf, both ends all with installation piece fixed connection about the movable block, the installation mouth sets up in the inside of installation piece, and the movable block passes through drive assembly and rotating assembly transmission to be connected.
As a preferable technical scheme of the utility model, the driving assembly comprises a double-threaded rod;
the double-threaded rod is provided with two sections of threads, the directions of the two sections of threads are opposite, and the left end and the right end of the double-threaded rod respectively extend to the inside of the movable block and are sleeved with the threads on the inner wall of the movable block.
As a preferable technical scheme of the utility model, the rotating assembly comprises a first side block, a second limiting block and a second rotating disk;
the bottom and the shelf fixed connection of first side piece, the surface and the inner wall activity of first side piece of second stopper cup joint, the left end and the double-threaded pole fixed connection of second stopper, the right-hand member and the second rotary disk fixed connection of second stopper.
As a preferable technical scheme of the utility model, the top of the lower end of the frame is fixedly provided with a second side block, a side rod is movably sleeved in the second side block, and the side surface of the side rod is fixedly connected with the side surface of the double-threaded rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the sleeve, the single threaded rod and the universal wheels are arranged, the whole frame is moved through the universal wheels until the air outlet is moved to the lower side of the ventilating duct, and then the first rotary disk is rotated, so that the first limiting block drives the sleeve to move upwards along the outer surface of the centrifugal fan body through the single threaded rod through the movable block until the air outlet is stopped when the air outlet is attached to the ventilating duct, and the air outlet and the ventilating duct can be in butt joint and installed at the moment, so that the aim of convenient butt joint of the air outlet is achieved.
2. According to the utility model, the moving blocks, the mounting blocks and the double-threaded rod are arranged, and the second rotating disc is rotated, so that the second limiting block drives the double-threaded rod to rotate, and further the double-threaded rod drives the two moving blocks to move in opposite directions along the outer surface of the rack, so that the moving blocks drive the two mounting blocks to move until the mounting opening is stopped when moving to the position of the ground mounting hole, and at the moment, bolts can pass through the mounting opening and the inside of the ground mounting hole to fix the whole rack, thereby achieving the aim of adjusting the alignment of the mounting opening and mounting the centrifugal fan body.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the back structure of the present utility model;
FIG. 3 is a schematic side cross-sectional view of a sleeve of the present utility model;
FIG. 4 is a schematic side cross-sectional view of a shelf of the present utility model;
fig. 5 is a schematic view of a partial enlarged structure at a in fig. 2.
In the figure: 1. a centrifugal fan body; 2. a sleeve; 3. an air outlet; 4. a mounting port; 5. a movable block; 6. a single threaded rod; 7. a stop block; 8. a first limiting block; 9. a fixed block; 10. a first rotating disk; 11. a shelf; 12. a universal wheel; 13. a moving block; 14. a mounting block; 15. a first side block; 16. a second limiting block; 17. a second rotating disk; 18. a double threaded rod; 19. a second side block; 20. a side bar.
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.
As shown in fig. 1 to 5, the present utility model provides a stainless steel centrifugal fan comprising
A centrifugal fan body 1;
the butt joint mechanism is arranged on the centrifugal fan body 1 and comprises a moving assembly, a butt joint assembly and a spiral driving assembly;
wherein, the butt joint subassembly is including sleeve pipe 2, and sleeve pipe 2's internal surface and centrifugal fan body 1's surface activity cup joints, and sleeve pipe 2's top is fixed to be cup jointed air outlet 3, and air outlet 3's bottom and centrifugal fan body 1's top swing joint, sleeve pipe 2's side fixed mounting has movable block 5, moves air outlet 3 through sleeve pipe 2.
The movable block 5 drives the sleeve 2 to move upwards along the outer surface of the centrifugal fan body 1 until the air outlet 3 is closed with the ventilating duct, and then the air outlet 3 and the ventilating duct are in butt joint and installation, so that the aim of convenience in butt joint of the air outlet 3 is fulfilled.
Wherein, the moving component comprises a frame 11 and universal wheels 12;
the frame 11 is fixedly connected with the centrifugal fan body 1, the number of the universal wheels 12 is four, and the tops of the four universal wheels 12 are fixedly connected with the bottom of the frame 11.
By the design of the frame 11 and the universal wheels 12, the universal wheels 12 can move the centrifugal fan body 1 as a whole through the frame 11.
The screw driving assembly comprises a fixed block 9, a first limiting block 8, a first rotating disk 10, a single threaded rod 6 and a stop block 7;
the side of fixed block 9 and centrifugal fan body 1's side fixed connection, the internal surface of fixed block 9 cup joints with the surface activity of first stopper 8, the bottom of first stopper 8 and first rotary disk 10 fixed connection, the surface of single threaded rod 6 cup joints with the inner wall screw thread of movable block 5, the upper end and the dog 7 fixed connection of single threaded rod 6, the lower extreme and the first stopper 8 fixed connection of single threaded rod 6.
Through rotatory first rotary disk 10 to will make first stopper 8 drive single threaded rod 6 and take place the rotation along the inner wall of movable block 5, and then make single threaded rod 6 drive sleeve pipe 2 through movable block 5 and take place the upward movement along the surface of centrifugal fan body 1.
Wherein, the device also comprises an adjusting and fixing mechanism;
the adjusting and fixing mechanism comprises a fixing component, a driving component and a rotating component;
wherein the fixed component comprises a mounting block 14, a mounting port 4 and a moving block 13;
the surface of movable block 13 lower extreme cup joints with the surface activity of shelf 11, and the both ends are all with installation piece 14 fixed connection about the movable block 13, and the installation mouth 4 sets up in the inside of installation piece 14, and movable block 13 passes through drive assembly and rotating assembly transmission and is connected.
Through rotating the subassembly to will make the double-threaded rod 18 drive two movable blocks 13 and take place to move in opposite directions along the surface of shelf 11, and then make movable block 13 drive two installation pieces 14 and take place to move along the side of shelf 11, stop when until making the installation mouth 4 remove the ground mounting hole position, alright pass the inside shelf 11 whole of installation mouth 4 and ground mounting hole with the bolt at this moment, thereby reached the purpose of adjusting installation mouth 4 alignment installation centrifugal fan body 1.
Wherein the drive assembly includes a double threaded rod 18;
the double-threaded rod 18 is provided with two sections of threads, the directions of the two sections of threads are opposite, and the left end and the right end of the double-threaded rod 18 respectively extend into the moving block 13 and are in threaded sleeve joint with the inner wall of the moving block 13.
By the design of the double threaded rod 18, when the double threaded rod 18 is rotated, the two moving blocks 13 will be moved in opposite directions along the outer surface of the shelf 11.
The rotating assembly comprises a first side block 15, a second limiting block 16 and a second rotating disk 17;
the bottom of first side piece 15 is fixedly connected with shelf 11, and the surface of second stopper 16 cup joints with the inner wall activity of first side piece 15, and the left end and the double-threaded rod 18 fixed connection of second stopper 16, the right-hand member and the second rotary disk 17 fixed connection of second stopper 16.
By rotating the second rotating disc 17, the second rotating disc 17 drives the double-threaded rod 18 to rotate through the second limiting block 16.
The top of the lower end of the frame 11 is fixedly provided with a second side block 19, a side rod 20 is movably sleeved in the second side block 19, and the side surface of the side rod 20 is fixedly connected with the side surface of the double-threaded rod 18.
Through the design of side lever 20 and second side piece 19 to will make second side piece 19 carry out spacing support to double threaded rod 18 through side lever 20, and then make double threaded rod 18 more stable when using.
The working principle and the using flow of the utility model are as follows:
when the air outlet 3 of the centrifugal fan body 1 is required to be installed in a butt joint mode, an operator can move the whole frame 11 through the universal wheels 12 until the air outlet 3 is enabled to be stopped when moving to the lower side of the ventilating duct, and then the operator drives the single threaded rod 6 to rotate along the inner wall of the movable block 5 through rotating the first rotary disk 10, so that the single threaded rod 6 drives the sleeve 2 to move upwards along the outer surface of the centrifugal fan body 1 through the movable block 5 until the air outlet 3 is enabled to be stopped when being attached to the ventilating duct, and then the operator can install the air outlet 3 and the ventilating duct in a butt joint mode.
Then when this centrifugal fan body 1 wholly carries out fixed mounting, operating personnel is through rotatory second rotary disk 17 this moment, thereby will make second stopper 16 drive double-threaded rod 18 take place to rotate, and then make double-threaded rod 18 drive two movable blocks 13 take place to move in opposite directions along the surface of shelf 11, thereby will make movable block 13 drive two installation piece 14 take place to remove along the side of shelf 11, stop when until making mounting mouth 4 remove to the ground mounting hole position, operating personnel is through passing the inside shelf 11 wholly fixed of mounting mouth 4 and ground mounting hole with the bolt this moment, so the design just makes this centrifugal fan body 1 wholly can adjust the position alignment installation of mounting mouth 4 according to the position of ground mounting hole, thereby the purpose of adjusting mounting mouth 4 alignment installation centrifugal fan body 1 has been reached.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A stainless steel centrifugal fan, comprising:
a centrifugal fan body (1);
the butt joint mechanism is arranged on the centrifugal fan body (1) and comprises a moving assembly, a butt joint assembly and a spiral driving assembly;
wherein, the butt joint subassembly is including sleeve pipe (2), and the internal surface of sleeve pipe (2) cup joints with the surface activity of centrifugal fan body (1), and air outlet (3) have been cup jointed to the fixed top of sleeve pipe (2), and the bottom of air outlet (3) and the top swing joint of centrifugal fan body (1), and the side fixed mounting of sleeve pipe (2) has movable block (5), removes air outlet (3) through sleeve pipe (2).
2. A stainless steel centrifugal fan according to claim 1, wherein: the moving assembly comprises a frame (11) and universal wheels (12);
the centrifugal fan comprises a centrifugal fan body (1), a frame (11) and four universal wheels (12), wherein the frame (11) is fixedly connected with the centrifugal fan body (1), and the tops of the four universal wheels (12) are fixedly connected with the bottom of the frame (11).
3. A stainless steel centrifugal fan according to claim 1, wherein: the screw driving assembly comprises a fixed block (9), a first limiting block (8), a first rotating disc (10), a single threaded rod (6) and a stop block (7);
the side of fixed block (9) and centrifugal fan body (1) side fixed connection, the internal surface of fixed block (9) cup joints with the surface activity of first stopper (8), the bottom and the first rotary disk (10) fixed connection of first stopper (8), the surface of single threaded rod (6) cup joints with the inner wall screw thread of movable block (5), the upper end and the dog (7) fixed connection of single threaded rod (6), the lower extreme and the first stopper (8) fixed connection of single threaded rod (6).
4. A stainless steel centrifugal fan according to claim 1, wherein: the device also comprises an adjusting and fixing mechanism;
the adjusting and fixing mechanism comprises a fixing component, a driving component and a rotating component;
the fixed assembly comprises a mounting block (14), a mounting port (4) and a moving block (13);
the outer surface of movable block (13) lower extreme and the outer surface activity of shelf (11) cup joint, both ends all are connected with installation piece (14) about movable block (13), installation mouth (4) set up in the inside of installation piece (14), and movable block (13) are connected with the rotating assembly transmission through drive assembly.
5. The stainless steel centrifugal fan according to claim 4, wherein: the drive assembly includes a double threaded rod (18);
two sections of threads are formed in the double-threaded rod (18), the directions of the two sections of threads are opposite, and the left end and the right end of the double-threaded rod (18) extend to the inside of the moving block (13) respectively and are in threaded sleeve connection with the inner wall of the moving block (13).
6. The stainless steel centrifugal fan according to claim 4, wherein: the rotating assembly comprises a first side block (15), a second limiting block (16) and a second rotating disc (17);
the bottom of first side piece (15) and shelf (11) fixed connection, the surface of second stopper (16) cup joints with the inner wall activity of first side piece (15), the left end and the double-threaded rod (18) fixed connection of second stopper (16), the right-hand member and the second rotary disk (17) fixed connection of second stopper (16).
7. A stainless steel centrifugal fan according to claim 2, wherein: the top of shelf (11) lower extreme fixed mounting has second side piece (19), the inside activity of second side piece (19) has cup jointed side lever (20), the side of side lever (20) and the side fixed connection of double-threaded rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321760480.2U CN220248384U (en) | 2023-07-06 | 2023-07-06 | Stainless steel centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321760480.2U CN220248384U (en) | 2023-07-06 | 2023-07-06 | Stainless steel centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248384U true CN220248384U (en) | 2023-12-26 |
Family
ID=89229287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321760480.2U Active CN220248384U (en) | 2023-07-06 | 2023-07-06 | Stainless steel centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248384U (en) |
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2023
- 2023-07-06 CN CN202321760480.2U patent/CN220248384U/en active Active
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