CN216867034U - High-temperature-resistant centrifugal fan - Google Patents
High-temperature-resistant centrifugal fan Download PDFInfo
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- CN216867034U CN216867034U CN202122988461.2U CN202122988461U CN216867034U CN 216867034 U CN216867034 U CN 216867034U CN 202122988461 U CN202122988461 U CN 202122988461U CN 216867034 U CN216867034 U CN 216867034U
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- centrifugal fan
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Abstract
The utility model relates to the technical field of centrifugal fans, in particular to a high-temperature resistant centrifugal fan, which comprises a centrifugal fan, wherein a connecting seat is fixedly welded at the lower end of the centrifugal fan, two connecting holes are formed in the connecting seat, the connecting seat is inserted in a base, threaded holes are symmetrically formed in two ends of the base, a cross-shaped bottom plate is fixedly welded at the lower end of the base, the centrifugal fan is arranged on the base, the fan and the base are connected through a supporting square column, a buffer structure is arranged on the supporting square column, the fan can be buffered and damped to a certain extent in the working process of the fan, the connecting seat at the lower side of the centrifugal fan is in contact with a supporting plate, a first buffer spring is sleeved at the lower end of the supporting plate, the good buffer effect can be achieved, the centrifugal fan is more stable in the working process, and the working effect is ensured, the service life of the centrifugal fan is longer.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to a high-temperature resistant centrifugal fan.
Background
Centrifugal fan is very commonly used in many fields, and centrifugal fan need carry out fixed connection with its play tuber pipe and corresponding working equipment when using in order to guarantee that centrifugal fan can be smooth carry out work, and there is a high temperature resistant centrifugal fan its operational environment that can bear higher temperature under the prior art, keep fine working effect, but its in-process at actual work can produce great vibrations because the power of self is great, will make fan self stable inadequately like this, work receives certain influence, and centrifugal fan's life has also been reduced, make the junction of play tuber pipe and working equipment fracture easily under the long-time use in addition, cause centrifugal fan's damage when serious.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-temperature resistant centrifugal fan to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a high temperature resistant centrifugal fan, includes centrifugal fan, centrifugal fan's lower extreme welded fastening has the connecting seat, two connecting holes have been seted up on the connecting seat, the connecting seat is pegged graft in the base, the both ends symmetry of base sets up the screw hole, and the lower extreme welded fastening of base has the cross bottom plate, the spliced eye has been seted up on the central point of cross bottom plate puts, it has first buffer to peg graft in the spliced eye, peg graft in the connecting hole has the second buffer.
Preferably, the first buffer device comprises a supporting disc and a first buffer spring, the upper surface of the supporting disc is in contact with the lower surface of the connecting seat, and the lower end of the supporting disc is welded and fixed with the plug-in post.
Preferably, the diameter of the plug column is smaller than that of the support plate, a first buffer spring is sleeved on the plug column, the plug column is plugged in the plug hole, and the first buffer spring is in a compressed state.
Preferably, the second buffer device comprises a stud, a second buffer spring, a supporting square column and a top plate, wherein one end of the stud is in threaded connection with a threaded hole in the base, and the stud is sleeved with the second buffer spring.
Preferably, the supporting square column is inserted into the connecting hole, threaded holes are formed in two ends of the supporting square column respectively, the other end of the stud is connected to the threaded holes in a threaded mode, top plates are arranged at two ends of the supporting square column respectively, and the top plates are sleeved on the stud.
Preferably, a plurality of elastic buffer pieces are respectively welded and fixed on four side faces of the supporting square column, a supporting plate is welded and fixed at the upper ends of the elastic buffer pieces, and a plurality of spherical holes are formed in the supporting plate.
Preferably, the ball-shaped hole is inserted with a steel ball, the outside of the supporting plate is fixedly sleeved with a baffle, the upper top surface of the baffle is provided with a plurality of steel ball holes, the steel ball holes are inserted with steel balls, and the steel balls protrude out of a part of the steel ball holes.
Compared with the prior art, the utility model has the beneficial effects that:
through the practicality of this technical scheme, install centrifugal fan on the base and connect through supporting the square column between fan and the base, it can play certain buffering absorbing effect to the fan to be provided with buffer structure on supporting the square column at the in-process of fan work, the connecting seat of centrifugal fan downside is contacted with the supporting disk in addition, and the lower extreme of supporting disk has cup jointed first buffer spring and also can play fine cushioning effect, make centrifugal fan at the in-process stability more of work, not only guarantee the effect of work, also make centrifugal fan's life longer, greatly reduced its probability because of self vibrations damage.
Drawings
FIG. 1 is an exploded schematic view of a centrifugal fan assembly;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a schematic structural diagram of the base.
In the figure: 1. a centrifugal fan; 11. a connecting seat; 111. connecting holes; 2. a base; 21. a cross bottom plate; 211. inserting holes; 3. a support disc; 31. inserting the column; 32. a first buffer spring; 4. a stud; 41. a second buffer spring; 5. supporting a square column; 51. an elastic buffer sheet; 52. a support plate; 521. a spherical hole; 53. steel balls; 54. a baffle plate; 541. steel ball holes; 6. a top plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution:
a high-temperature resistant centrifugal fan comprises a centrifugal fan 1, a connecting seat 11 is fixedly welded at the lower end of the centrifugal fan 1, two connecting holes 111 are formed in the connecting seat 11, the connecting seat 11 is inserted in a base 2, threaded holes are symmetrically formed in two ends of the base 2, a cross bottom plate 21 is fixedly welded at the lower end of the base 2, an inserting hole 211 is formed in the center of the cross bottom plate 21, a first buffer device is inserted in the inserting hole 211 and comprises a supporting plate 3 and a first buffer spring 32, the upper surface of the supporting plate 3 is in contact with the lower surface of the connecting seat 11, an inserting column 31 is fixedly welded at the lower end of the supporting plate 3, the diameter of the inserting column 31 is smaller than that of the supporting plate 3, the inserting column 31 is sleeved with the first buffer spring 32, the inserting column 31 is inserted in the inserting hole 211, the first buffer spring 32 is in a compression state, and the diameter of the inserting hole 211 is slightly larger than that of the inserting column 31, the plug column 31 can move freely in the plug hole 211, and both ends of the first buffer spring 32 are welded and fixed on the lower surface of the support plate 3 and the upper surface of the cross bottom plate 21 respectively.
The second buffer device is inserted in the connecting hole 111 and comprises a stud bolt 4, a second buffer spring 41, a supporting square column 5 and a top plate 6, one end of the stud bolt 4 is in a threaded hole in the base 2 in a threaded mode, the second buffer spring 41 is sleeved on the stud bolt 4, the supporting square column 5 is inserted in the connecting hole 111 in addition, threaded holes are formed in two ends of the supporting square column 5 respectively, the other end of the stud bolt 4 is in a threaded connection in the threaded hole, the top plate 6 is arranged at two ends of the supporting square column 5 respectively, the top plate 6 is sleeved on the stud bolt 4, the second buffer spring 41 is located between the top plate 6 and the inner wall of the base 2, and two ends of the second buffer spring 41 are welded and fixed to the end face of the top plate 6 and the inner wall of the base 2 respectively.
The four side surfaces of the supporting square column 5 are respectively welded and fixed with a plurality of elastic buffer sheets 51, the upper end of each elastic buffer sheet 51 is welded and fixed with a supporting plate 52, the supporting plate 52 is provided with a plurality of spherical holes 521, steel balls 53 are inserted in the spherical holes 521, a baffle plate 54 is fixedly sleeved outside the supporting plate 52, the upper top surface of the baffle plate 54 is provided with a plurality of steel ball holes 541, the steel balls 53 are inserted in the steel ball holes 541, the steel balls 53 protrude out of one part of the steel ball holes 541, the baffle plate 54 is welded and connected with the supporting plate 52, the steel ball holes 541 are conical holes, one end with a large diameter faces the supporting plate 52, the steel balls 53 are in contact with the inner wall of the connecting hole 111 in a working state and can freely rotate, and the elastic buffer sheets 51 are in a compression state.
The working principle is as follows: when the utility model works, when the centrifugal fan 1 works, vibration is generated, at the moment, the first buffer spring 32 can play a first buffer role in the vibration in the vertical direction generated by the centrifugal fan 1, the elastic buffer sheet 51 in the vertical direction can also play a certain buffer role in the centrifugal fan 1, in addition, when the centrifugal fan 1 shakes in the horizontal direction and the shaking direction is parallel to the central line of the supporting square column 5, the second buffer spring 41 can play a buffer and shock absorption role in the centrifugal fan 1, when the centrifugal fan 1 shakes in the direction vertical to the central line of the supporting square column 5, the elastic buffer sheet 51 in the side surface of the supporting square column 5 and parallel to the shaking direction plays a buffer and shock absorption role in the centrifugal fan 1, so that the centrifugal fan 1 is more stable in the working process under the action of the multiple shock absorption mechanism to ensure that the working effect is better, also make its life longer, and install the effect of steel ball 53 on supporting square column 5 and can change sliding friction between the two into rolling friction when taking place relative displacement between supporting square column 5 and connecting seat 11 and make frictional force diminish, move more smoothly help to the centrifugal fan 1 buffering shock attenuation.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high temperature resistant centrifugal fan, includes centrifugal fan (1), its characterized in that: the lower extreme welded fastening of centrifugal fan (1) has connecting seat (11), two connecting holes (111) have been seted up on connecting seat (11), connecting seat (11) are pegged graft in base (2), the both ends symmetry of base (2) set up the screw hole, and the lower extreme welded fastening of base (2) has cross bottom plate (21), peg graft hole (211) have been seted up on the central point of cross bottom plate (21), peg graft in peg graft hole (211) and have had first buffer, peg graft in connecting hole (111) and have had second buffer.
2. The high temperature resistant centrifugal fan of claim 1, wherein: the first buffer device comprises a supporting disc (3) and a first buffer spring (32), the upper surface of the supporting disc (3) is in contact with the lower surface of the connecting seat (11), and the lower end of the supporting disc (3) is welded and fixed with an insertion column (31).
3. The high temperature resistant centrifugal fan of claim 2, wherein: the diameter of the plug column (31) is smaller than that of the support disc (3), a first buffer spring (32) is sleeved on the plug column (31), the plug column (31) is plugged in the plug hole (211), and the first buffer spring (32) is in a compressed state.
4. The high temperature resistant centrifugal fan of claim 1, wherein: the second buffer device comprises a stud (4), a second buffer spring (41), a supporting square column (5) and a top plate (6), wherein one end of the stud (4) is in threaded connection with a threaded hole in the base (2), and the stud (4) is sleeved with the second buffer spring (41).
5. The high temperature resistant centrifugal fan of claim 4, wherein: the supporting square column (5) is inserted into the connecting hole (111), threaded holes are formed in two ends of the supporting square column (5) respectively, the other end of the stud (4) is connected with the threaded holes in a threaded mode, top plates (6) are arranged at two ends of the supporting square column (5) respectively, and the top plates (6) are sleeved on the stud (4).
6. The high temperature resistant centrifugal fan of claim 4, wherein: four side faces of the supporting square column (5) are respectively fixedly welded with a plurality of elastic buffer sheets (51), the upper ends of the elastic buffer sheets (51) are fixedly welded with a supporting plate (52), and the supporting plate (52) is provided with a plurality of spherical holes (521).
7. The high temperature resistant centrifugal fan of claim 6, wherein: the steel ball type supporting plate is characterized in that steel balls (53) are inserted into the ball type holes (521), the baffle (54) is fixedly sleeved outside the supporting plate (52), a plurality of steel ball holes (541) are formed in the upper top surface of the baffle (54), the steel balls (53) are inserted into the steel ball holes (541), and the steel balls (53) protrude out of parts of the steel ball holes (541).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122988461.2U CN216867034U (en) | 2021-12-01 | 2021-12-01 | High-temperature-resistant centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122988461.2U CN216867034U (en) | 2021-12-01 | 2021-12-01 | High-temperature-resistant centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216867034U true CN216867034U (en) | 2022-07-01 |
Family
ID=82128648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122988461.2U Active CN216867034U (en) | 2021-12-01 | 2021-12-01 | High-temperature-resistant centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216867034U (en) |
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2021
- 2021-12-01 CN CN202122988461.2U patent/CN216867034U/en active Active
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