CN211174687U

CN211174687U - High-pressure centrifugal fan with shock-absorbing function

Info

Publication number: CN211174687U
Application number: CN201921604055.8U
Authority: CN
Inventors: 沈余良
Original assignee: Shanghai De Hui Specific Fan Co ltd
Current assignee: Shanghai De Hui Specific Fan Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-08-04
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a high-pressure centrifugal fan with shock-absorbing function, including driving motor, connect in driving motor's fan body and install in driving motor's damping device. Damping device includes the mounting panel, set up in the first connecting piece of mounting panel, bottom plate and set up in the second connecting piece of bottom plate. The first connecting piece and the second connecting piece are in inserted and embedded fit with each other, one of the first connecting piece and the second connecting piece is provided with a damping piece, and the other of the first connecting piece and the second connecting piece is matched with the damping piece.

Description

High-pressure centrifugal fan with shock-absorbing function

Technical Field

The utility model relates to a fan technical field especially relates to a high-pressure centrifugal fan with shock-absorbing function.

Background

With the development of science and technology and the improvement of productivity level, high-pressure centrifugal fans have been widely applied to dust removal, air exhaust and cooling in the fields of fire fighting, tunnels, mines, ships, vehicles and the like. The high-pressure centrifugal fan has wide application scenes and high working efficiency. For example, the just harvested grains can be dried by using a high-pressure centrifugal fan, and the shriveled hollow shell particles in the grains can be removed by using the high-pressure centrifugal fan, so that the operation is simple and the feasibility is strong.

In the prior art, the high-pressure centrifugal fan is generally fixed on the ground or a working table by a support directly, the high-pressure centrifugal fan vibrates greatly in the operation process, and once the bolt and the nut at the connecting position of the support and the high-pressure centrifugal fan are loosened, the high-pressure centrifugal fan is easy to fall off from the support, so that potential safety hazards are caused. And the noise of the vibration seriously disturbs surrounding workers.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a high-pressure centrifugal fan with shock-absorbing function, including driving motor, connect in driving motor's fan body and install in driving motor's damping device. Damping device includes the mounting panel, set up in the first connecting piece of mounting panel, bottom plate and set up in the second connecting piece of bottom plate. The first connecting piece and the second connecting piece are in inserted and embedded fit with each other, one of the first connecting piece and the second connecting piece is provided with a damping piece, and the other of the first connecting piece and the second connecting piece is matched with the damping piece.

Optionally, when the shock absorbing member is installed on the second connecting member, a groove extending toward the direction of the bottom plate is formed in the free end of the second connecting member, the shock absorbing member is arranged in the groove, the first connecting member is of a cylindrical structure, and the first connecting member is inserted and embedded in the groove and matched with the shock absorbing member.

Optionally, when the shock absorbing member is installed on the first connecting member, a groove extending toward the direction of the installation plate is formed in the free end of the first connecting member, the shock absorbing member is arranged in the groove, the second connecting member is of a cylindrical structure, and the second connecting member is inserted into the groove and is matched with the shock absorbing member.

Optionally, the shock absorbing members comprise a first shock absorbing member fitted to the side wall of the groove and a second shock absorbing member disposed at the bottom of the groove;

when the groove is formed in the second connecting piece, the side wall of the first connecting piece abuts against the first damping piece, and the free end of the first connecting piece abuts against the second damping piece;

when the groove is formed in the first connecting piece, the side wall of the second connecting piece abuts against the first damping piece, and the free end of the second connecting piece abuts against the second damping piece.

Optionally, the first shock absorbing member is an annular elastic pad, and the second shock absorbing member is an elastic column.

Optionally, the driving motor is provided with a mounting seat connected with the mounting plate, and a reinforcing rib is arranged between the mounting seat and the driving motor.

Optionally, the damping device further includes at least two guiding fixing members disposed on two sides of the damping device, each guiding fixing member includes a sliding slot and a sliding rail, one end of the sliding slot is fixedly connected to the mounting plate, and the other end of the sliding slot points to the bottom plate, one end of the sliding rail is fixedly connected to the bottom plate at a position corresponding to the sliding slot, and the other end of the sliding rail is slidably connected to the sliding slot.

Optionally, a fixing portion is disposed in the sliding groove and used for fixing the sliding rail to the sliding groove, and when the sliding rail and the sliding groove extend to a maximum extension range, the sliding rail cannot be separated from the sliding groove.

The embodiment of the utility model provides a technical scheme can include following beneficial effect:

the embodiment of the utility model provides a high-pressure centrifugal fan with shock-absorbing function inserts the complex mode through adopting first connecting piece and second connecting piece mutually and comes driving motor and fan body fixed mounting on the bottom plate. And install the damper in first connecting piece and second connecting piece matched with region, can reduce the probability that the in-process that driving motor drove the fan body operation because of vibrations acutely takes place to drop at to a great extent through setting up the damper.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural diagram of a high-pressure centrifugal fan with a damping function according to an embodiment of the present invention in a state;

fig. 2 is a schematic structural view of the high-pressure centrifugal fan with a damping function shown in fig. 1 in another state.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims does not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

Fig. 1 is a schematic structural diagram of a high-pressure centrifugal fan with a shock-absorbing function in one state according to an embodiment of the present invention. Fig. 2 is a schematic structural view of the high-pressure centrifugal fan with a damping function shown in fig. 1 in another state.

Referring to fig. 1, the embodiment of the utility model provides a high-pressure centrifugal fan with shock-absorbing function, including driving motor 1, connect in driving motor 1's fan body 2 and install in driving motor 1's damping device 3. The damping device 3 includes a mounting plate 31, a first connecting member 33 disposed on the mounting plate 31, a bottom plate 32, and a second connecting member 34 disposed on the bottom plate 32. Wherein, the first connecting piece 33 and the second connecting piece 34 are inserted and embedded and matched, one of the first connecting piece 33 and the second connecting piece 34 is provided with a damping piece 35, and the other one of the first connecting piece 33 and the second connecting piece 34 is matched with the damping piece 35.

The embodiment of the utility model provides a high pressure centrifugal fan with shock-absorbing function inserts mutually through adopting first connecting piece 33 and second connecting piece 34 and inlays the complex mode and come driving motor 1 and fan body 2 fixed mounting on bottom plate 32. And install the damper 35 in the first connecting piece 33 and the region that second connecting piece 34 cooperatees, can reduce the probability that drops because of vibrations are violent in the in-process that driving motor 1 drove fan body 2 operation to a great extent through setting up damper 35.

In an embodiment of the utility model, referring to fig. 1, the dust cover 11 is installed to the one end that driving motor 1 deviates from fan body 2, and dust cover 11 can dispel the heat that driving motor 1 produced in the operation. And the dust cover 11 is provided with a plurality of filtering holes 111. Impurities in the external air entering the driving motor 1 can be effectively filtered by arranging the filtering holes 111, and the interior of the driving motor 1 can be kept clean.

The blower body 2 is provided with an air inlet 21, an air outlet 22, and an exhaust passage (not shown) communicating with the air inlet 21 and the air outlet 22. In one embodiment, referring to fig. 2, an impeller (not shown) is installed in the exhaust passage of the blower body 2, and a driving shaft (not shown) of the driving motor 1 extends into the exhaust passage and is drivingly connected to the impeller. An air inlet 21 is formed in the position, right opposite to the impeller, of the fan body 2, and an air outlet 22 is formed in the upper end of the fan body 2. The driving motor 1 drives the impeller to rotate, and the impeller pumps external air and conveys the air to the exhaust passage from the air inlet 21 and discharges the air through the air outlet 22.

The damper 3 is mounted to the drive motor 1, and the damper 3 may include a mounting plate 31. In one embodiment, referring to fig. 1, the driving motor 1 is provided with a mounting base 12 connected to the mounting plate 31, and a reinforcing rib 121 is provided between the mounting base 12 and the driving motor 1. The driving motor 1 can be fixedly mounted on the mounting plate 31 by additionally providing the mounting seat 12. The mounting base 12 and the mounting plate 31 may be fixed by screws, but other fixing methods may be adopted, and the present invention is not limited thereto.

The damping device 3 may further include a first connecting member 33 provided to the mounting plate 31, a base plate 32, and a second connecting member 34 provided to the base plate 32. The first connector 33 and the second connector 34 are inserted and fitted to fixedly mount the driving motor 1 and the fan body 2 on the base plate 32. Wherein one of the first and second connecting

members

33 and 34 is mounted with a shock absorbing member 35, and the other of the first and second connecting

members

33 and 34 is fitted with the shock absorbing member 35. The shock-absorbing members 35 may include a first shock-absorbing member 351 and a second shock-absorbing member 352.

In an embodiment of the present invention, referring to fig. 1, when the shock absorbing member 35 is installed on the second connecting member 34, a groove extending toward the bottom plate 32 is formed at the free end of the second connecting member 34, the shock absorbing member 35 is disposed in the groove, the first connecting member 33 is a cylindrical structure, and the first connecting member 33 is inserted into the groove and is matched with the shock absorbing member 35. The first damping member 351 of the damping member 35 is attached to the sidewall of the groove, and the second damping member 352 of the damping member 35 is disposed at the bottom of the groove. The sidewall of the first connecting member 33 abuts against the first shock absorbing member 351, and the free end of the first connecting member 33 abuts against the second shock absorbing member 352. The first shock absorbing member 351 may be an annular elastic pad, and the second shock absorbing member 352 may be an elastic column. Through the lateral wall with first connecting piece 33 support hold in the inner wall of cushion and support the free end of first connecting piece 33 and support the one end that deviates from the bottom plate in the elastic column, can make driving motor 1 and fan body 2 shake towards which direction, all can receive the protection of elastic pad and elastic column, effectively reduce driving motor 1 and fan body 2 because of shake violent and take place to drop the probability of damaging even.

In another embodiment of the present invention, a damper 35 may be mounted on the first connecting member 33. The free end of the first connecting member 33 is provided with a groove extending towards the mounting plate 31, and the damping member 35 is arranged in the groove. The first damping member 351 of the damping member 35 is attached to the sidewall of the groove, and the second damping member 352 of the damping member 35 is disposed at the bottom of the groove. The second connecting member 34 is a column structure, the second connecting member 34 is inserted into the groove, and the sidewall of the second connecting member 34 abuts against the first damping member 351, and the free end of the second connecting member abuts against the end of the second damping member 352 away from the mounting plate 31. The same effects as those described above can be achieved by such an arrangement, but the present invention is not limited thereto.

The damping device 3 further comprises at least two guiding fixtures 36 oppositely arranged at both sides of the damping device 3. In an embodiment of the present invention, referring to fig. 1 and 2, the guide fixing members 36 are provided in two, and the mounting plate 31 and the bottom plate 32 are connected and fixed by two guide fixing members 36. Preferably, two guiding fixtures 36 are oppositely disposed on opposite sides of the mounting plate 31 and the bottom plate 32.

Each guide fixing member 36 includes a sliding groove 361 and a sliding rail 362. One end of the sliding groove 361 of one of the guiding fixtures 36 is fixedly connected to the mounting plate 31, and the other end thereof is directed to the bottom plate 32. One end of the slide rail 362 is fixedly connected to the bottom plate 32 at a position corresponding to the sliding groove 361, and the other end thereof is slidably connected to the sliding groove 361. The mounting plate 31 and the bottom plate 32 can always move in the same direction during the movement process through the matching of the sliding groove 361 and the sliding rail 362, and the inclination cannot occur. In one embodiment, a fixing portion (not shown) for fixing the sliding rail 362 to the sliding groove 361 is disposed in the sliding groove 361, and when the sliding rail 362 and the sliding groove 361 extend to a maximum extension range, the sliding rail 362 does not disengage from the sliding groove 361. Therefore, the mounting plate 31 and the bottom plate 32 are always in a connected state and cannot fall off.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. The invention is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A high-pressure centrifugal fan with a damping function comprises a driving motor, a fan body connected with the driving motor and a damping device arranged on the driving motor, and is characterized in that the damping device comprises a mounting plate, a first connecting piece arranged on the mounting plate, a bottom plate and a second connecting piece arranged on the bottom plate; the first connecting piece and the second connecting piece are in inserted and embedded fit with each other, one of the first connecting piece and the second connecting piece is provided with a damping piece, and the other of the first connecting piece and the second connecting piece is matched with the damping piece.

2. The high-pressure centrifugal fan with the damping function according to claim 1, wherein when the damping member is mounted on the second connecting member, a groove extending toward the bottom plate is formed at a free end of the second connecting member, the damping member is disposed in the groove, the first connecting member is a cylindrical structure, and the first connecting member is inserted into the groove and is engaged with the damping member.

3. The high-pressure centrifugal fan with the damping function according to claim 1, wherein when the damping member is mounted on the first connecting member, a groove extending toward the mounting plate is formed at a free end of the first connecting member, the damping member is disposed in the groove, the second connecting member is of a cylindrical structure, and the second connecting member is inserted into the groove and is matched with the damping member.

4. The high-pressure centrifugal fan with the shock absorption function according to claim 2 or 3, wherein the shock absorption members comprise a first shock absorption member attached to the side wall of the groove and a second shock absorption member disposed at the bottom of the groove;

5. The high-pressure centrifugal fan with a damping function according to claim 4, wherein the first damping member is an annular elastic pad, and the second damping member is an elastic column.

6. The high-pressure centrifugal fan with the shock absorption function according to claim 1, wherein the driving motor is provided with a mounting seat connected with the mounting plate, and a reinforcing rib is arranged between the mounting seat and the driving motor.

7. The high-pressure centrifugal fan with the shock absorption function according to claim 1, wherein the shock absorption device further comprises at least two guide fixing members oppositely disposed at two sides of the shock absorption device, each guide fixing member comprises a sliding groove and a sliding rail, one end of the sliding groove is fixedly connected to the mounting plate, the other end of the sliding groove points to the bottom plate, one end of the sliding rail is fixedly connected to the bottom plate at a position corresponding to the sliding groove, and the other end of the sliding rail is slidably connected to the sliding groove.

8. The high-pressure centrifugal fan with a damping function according to claim 7, wherein a fixing portion for fixing the slide rail to the slide groove is disposed in the slide groove, and when the slide rail and the slide groove extend to a maximum extension range, the slide rail does not separate from the slide groove.