CN215719602U

CN215719602U - Centrifugal fan with shock-proof capacity

Info

Publication number: CN215719602U
Application number: CN202121926414.9U
Authority: CN
Inventors: 钟锐敏
Original assignee: Guangdong Luosen Ventilation Equipment Manufacturing Co ltd
Current assignee: Guangdong Luosen Ventilation Equipment Manufacturing Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-01
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a centrifugal fan with shockproof capability, which comprises a shockproof clamping plate, a centrifugal fan shell and fan blades, wherein a protective cover is arranged on one side of the centrifugal fan shell, a blocking cover is sealed on the outer side of the protective cover, and an input port is formed in the middle of the blocking cover; the shockproof clamp plate is arranged on a guide rail groove on one side of the base plate, a limiting lug of an integrated structure is arranged at one end of the guide rail groove, a screw rod is arranged on the limiting lug, an adjusting head is arranged at one end of the screw rod, and the other end of the screw rod is connected with one side of the shockproof clamp plate. The utility model discloses a one side of centrifugal fan shell is equipped with the protection casing, is equipped with central baffle at the middle part of protection casing, has the fender lid through the screw mounting in the outside of centrifugal fan shell, and keeps off the lid and seal up in the outside of protection casing, and double-deck protection not only can improve resistance to compression protective ability, and can filter the dirt that gets into the fan inner chamber through the protection casing, can reduce the jam time, increases its life.

Description

Centrifugal fan with shock-proof capacity

Technical Field

The utility model relates to the field of centrifugal fans, in particular to a centrifugal fan with shockproof capability.

Background

The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; 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.

The centrifugal fan in the present stage all adopts ordinary fixing base to install centrifugal fan fixedly through the bolt, and this kind of mode makes the focus of installation concentrate on the bottom, can't surround the protection on a large scale to fan housing part, and the centrifugal control process, can't carry out filtration purification treatment to the medium, long-term the use makes the inside dirt of fan more easily, leads to blockking up, needs frequently to dismantle the clearance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a centrifugal fan with shockproof capability, and aims to solve the problems that the centrifugal fans proposed in the background art are all installed and fixed by adopting a common fixing seat through bolts, the center of gravity of the installation is concentrated at the bottom in such a way, the local part of a fan shell cannot be surrounded and protected in a large range, in addition, in the centrifugal control process, the medium cannot be filtered and purified, and the blockage is easily caused due to more dirt in the fan after long-term use, and the frequent disassembly and cleaning are needed.

In order to achieve the purpose, the utility model provides the following technical scheme: a centrifugal fan with shock-proof capacity comprises a shock-proof clamping plate, a centrifugal fan shell and fan blades, wherein a protective cover is arranged on one side of the centrifugal fan shell, a blocking cover is sealed on the outer side of the protective cover, and an input port is formed in the middle of the blocking cover;

the utility model discloses a take-up structure, including base plate, splint and shockproof splint, the splint that takes precautions against earthquakes sets up on the guide rail groove of one side of backing plate, the one end in guide rail groove is equipped with the spacing ear of a body structure, be equipped with the screw rod on the spacing ear, the one end of screw rod is equipped with adjusts the head, and the other end of screw rod is connected with one side of the splint that takes precautions against earthquakes, the splint that takes precautions against earthquakes all establishes to the arc structure with the inboard of backing plate, and takes precautions against earthquakes splint and the inboard arc mouth of backing plate butt joint setting each other.

In a further embodiment, the avris of keeping off the lid is equipped with the installation limit, be equipped with the mounting groove on the centrifugal fan shell, be equipped with the screw hole on the mounting groove, the opposite side top of shell is provided with the output head, the top of output head is provided with the connector, just the screw hole fixed connection on screw and the mounting groove is passed through to the installation limit.

In a further embodiment, two sides of the bottom end of the shockproof clamping plate are provided with sliding clamping grooves which are connected with the guide rail grooves in a sliding mode, the middle of the limiting lug is provided with a threaded hole, and the screw rod is in screw transmission with the threaded hole.

In a further embodiment, the bottom end of the base plate is provided with a supporting base, the two sides of the supporting base are provided with mounting holes, and the bottom end of the supporting base is provided with an anti-skid coating.

In a further embodiment, the fan blades are arranged in an inner cavity of the centrifugal fan shell, the back of the centrifugal fan shell is provided with a motor through a bearing seat, and a main shaft of the motor is connected with a central shaft of the fan blades through a coupler.

In a further embodiment, the arc-shaped openings at the inner sides of the shockproof clamping plate and the backing plate are respectively provided with a shock absorption cushion layer, and the shock absorption cushion layers are of rubber structures.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses a one side of centrifugal fan shell is equipped with the protection casing, is equipped with central baffle at the middle part of protection casing, has the fender lid through the screw mounting in the outside of centrifugal fan shell, and keeps off the lid and seal up in the outside of protection casing, and double-deck protection not only can improve resistance to compression protective ability, and can filter the dirt that gets into the fan inner chamber through the protection casing, can reduce the jam time, increases its life.

2. The utility model discloses a be equipped with the splint that take precautions against earthquakes, and the splint that take precautions against earthquakes install on the guide rail groove of backing plate one side, and take precautions against earthquakes splint and backing plate butt joint, make it can surround the protection on a large scale to the centrifugal fan shell, and the inboard of the splint that take precautions against earthquakes and backing plate all is equipped with the arc mouth, and is equipped with the shock attenuation bed course on the arc mouth, can carry out the shock attenuation protection to the centrifugal fan shell through it, and the clamp of the splint that take precautions against earthquakes tightly passes through lead screw transmission mode control, convenient to use, the flexibility is higher.

Drawings

FIG. 1 is a schematic structural diagram of a centrifugal fan with vibration damping capability according to the present invention;

FIG. 2 is a side view of a centrifugal fan housing of the present invention;

FIG. 3 is a schematic view of the shockproof plywood of the present invention;

fig. 4 is a schematic structural view of a centrifugal fan casing of the present invention.

In the figure: 1. a shockproof splint; 2. a limiting lug; 3. an adjustment head; 4. a screw; 5. a guide rail groove; 6. a base plate; 7. a support base; 8. a centrifugal fan housing; 9. a pipe connector; 10. an output head; 11. a blocking cover; 12. installing edges; 13. an input port; 14. a protective cover; 15. a central baffle; 16. fan blades; 17. a motor; 18. and a shock absorption cushion layer.

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.

Referring to fig. 1-4, an embodiment of the present invention is shown: a centrifugal fan with shock-proof capacity comprises a shock-proof clamping plate 1, a centrifugal fan shell 8 and fan blades 16, wherein a protective cover 14 is arranged on one side of the centrifugal fan shell 8, the outer side of the centrifugal fan shell 8 is protected in a double-layer mode through the protective cover 14 and a blocking cover 11, dirt can be isolated and filtered through the protective cover 14, the blocking cover 11 is sealed on the outer side of the protective cover 14, an input port 13 is formed in the middle of the blocking cover 11, and a medium can be guided into an inner cavity of the centrifugal fan shell 8 through the input port 13;

shockproof splint 1 sets up on the guide rail groove 5 of one side of backing plate 6, the one end in guide rail groove 5 is equipped with spacing ear 2 of a body structure, be equipped with screw rod 4 on spacing ear 2, screw hole screw rod transmission on through screw rod 4 and spacing ear 2, make screw rod 4 control shockproof splint 1 sideslip on guide rail groove 5, it is fixed to press from both sides the clamp with the outside of backing plate 6 interact to centrifugal fan shell 8 to make shockproof splint 1, the one end of screw rod 4 is equipped with adjusts the head 3, and the other end of screw rod 4 is connected with one side of shockproof splint 1, shockproof splint 1 all establish to the arc structure with backing plate 6's inboard, and shockproof splint 1 and the inboard mutual butt joint setting of the arc mouth of backing plate 6 take precautions against earthquakes, this kind of design can improve the shock-proof capability to centrifugal fan shell 8.

Further, the avris of keeping off lid 11 is equipped with installation limit 12, is equipped with the mounting groove on the centrifugal fan shell 8, is equipped with the screw hole on the mounting groove, and the opposite side top of shell 8 is provided with output head 10, and the top of output head 10 is provided with connector 9, and installation limit 12 passes through screw and the screw hole fixed connection on the mounting groove, and convenient and the installation limit 12 fix with screw of keeping off lid 11 avris through the mounting groove.

Furthermore, a central baffle 15 is arranged in the middle of the protective cover 14, a guide hole is arranged in the middle of the central baffle 15, and the guide hole is opposite to the input port 13, so that the introduction of a medium is facilitated through the design.

Furthermore, the bottom both sides of splint 1 take precautions against earthquakes all are equipped with the slip draw-in groove, and slip draw-in groove and guide rail groove 5 sliding connection, and the middle part of spacing ear 2 is equipped with the screw hole, and screw rod 4 and screw hole screw rod transmission.

Further, the bottom of backing plate 6 is equipped with supports base 7, and the both sides that support base 7 all are equipped with the mounting hole, and the bottom that supports base 7 is equipped with anti-skidding coating, through the support base 7 of this kind of design, can make backing plate 6 stabilize fixedly.

Further, the fan blades 16 are arranged in the inner cavity of the centrifugal fan shell 8, the motor 17 is mounted on the back of the centrifugal fan shell 8 through a bearing seat, the main shaft of the motor 17 is connected with the central shaft of the fan blades 16 through a coupler, the fan blades 16 are controlled to rotate through the motor 17, a centrifugal effect is generated, and external media enter the centrifugal fan shell 8.

Further, all be equipped with shock pad layer 18 on the inboard arc mouth of splint 1 and backing plate 6 takes precautions against earthquakes, and shock pad layer 18 establishes to rubber structure, can cushion the protection to the outer wall of centrifugal fan shell 8 through shock pad layer 18.

The working principle is as follows: when in use, the baffle cover 11 is fixed with one side of the centrifugal fan shell 8 through the bolt of the mounting edge 12 at the side, the outer side of the centrifugal fan shell 8 is protected by the anti-vibration device, the centrifugal fan shell 8 is placed at the arc-shaped opening at the top of the anti-vibration clamp plate 1 and the base plate 6, the screw rod 4 is controlled to rotate by the adjusting head 3, so that the screw rod 4 is in transmission with a threaded hole screw rod on the limiting lug 2, the screw rod 4 controls the shockproof clamping plate 1 to slide on the guide rail groove 5, the shockproof clamping plate 1 is matched with the backing plate 6 to clamp and fix the outer side of the centrifugal fan shell 8, the shell 8 of the centrifugal fan is protected by shock absorption and shaking prevention in the running process, the fan blades 16 of the fan are controlled by the motor 17 to rotate, so that the centrifugal effect is generated, external media are led in from the input port 13, then is led out through the output head 10 and is conveniently connected with an output pipeline through a connector 9 at one end of the output head 10.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a centrifugal fan with shock-proof ability, includes splint (1), centrifugal fan shell (8) and fan blade (16) that take precautions against earthquakes, its characterized in that: a protective cover (14) is arranged on one side of the centrifugal fan shell (8), a blocking cover (11) is sealed on the outer side of the protective cover (14), and an input port (13) is formed in the middle of the blocking cover (11);

the utility model discloses a take precautions against earthquakes splint, including base plate (6), splint (1) take precautions against earthquakes set up on guide rail groove (5) of one side of base plate (6), the one end in guide rail groove (5) is equipped with spacing ear (2) of a body structure, be equipped with screw rod (4) on spacing ear (2), the one end of screw rod (4) is equipped with adjusts head (3), and the other end of screw rod (4) is connected with one side of splint (1) take precautions against earthquakes, splint (1) take precautions against earthquakes all establish to the arc structure with the inboard of base plate (6), and splint (1) take precautions against earthquakes and the inboard arc mouth of base plate (6) butt joint setting each other.

2. The centrifugal fan with vibration-proof capability according to claim 1, wherein: the avris of keeping off lid (11) is equipped with installation limit (12), be equipped with the mounting groove on centrifugal fan shell (8), be equipped with the screw hole on the mounting groove, the opposite side top of shell (8) is provided with output head (10), the top of output head (10) is provided with connector (9), just screw hole fixed connection on installation limit (12) through screw and mounting groove.

3. The centrifugal fan with vibration-proof capability according to claim 1, wherein: the middle part of protection casing (14) is equipped with central baffle (15), the middle part of central baffle (15) is equipped with the guide hole, just the guide hole is just to setting up with input port (13).

4. The centrifugal fan with vibration-proof capability according to claim 1, wherein: the shockproof clamp plate is characterized in that sliding clamping grooves are formed in two sides of the bottom end of the shockproof clamp plate (1) and are connected with the guide rail grooves (5) in a sliding mode, threaded holes are formed in the middle of the limiting lugs (2), and the threaded rods (4) are in threaded hole transmission.

5. The centrifugal fan with vibration-proof capability according to claim 1, wherein: the bottom of backing plate (6) is equipped with supports base (7), the both sides of supporting base (7) all are equipped with the mounting hole, and the bottom of supporting base (7) is equipped with anti-skidding coating.

6. The centrifugal fan with vibration-proof capability according to claim 1, wherein: the fan blade (16) is arranged in an inner cavity of the centrifugal fan shell (8), the back of the centrifugal fan shell (8) is provided with the motor (17) through the bearing seat, and the main shaft of the motor (17) is connected with the central shaft of the fan blade (16) through the coupler.

7. The centrifugal fan with vibration-proof capability according to claim 1, wherein: shock absorption cushion layers (18) are arranged on arc-shaped openings on the inner sides of the shock absorption clamping plates (1) and the base plate (6), and the shock absorption cushion layers (18) are of rubber structures.