CN211550093U

CN211550093U - Simple-operation ventilator vibration reduction support

Info

Publication number: CN211550093U
Application number: CN201921604808.5U
Authority: CN
Inventors: 赵玉刚
Original assignee: Shandong Jingxi Kitchen Technology Co ltd
Current assignee: Shandong Jingxi Kitchen Technology Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-09-22
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a simple operation's ventilation blower damping support, including the support main part, the support main part comprises three support arm and three arc, and three support arm is fixed with three arc respectively, the bolt fastening is passed through to the one end of support arm, and the closed ring channel that forms of three arc, run through in the ring channel and install the transmission shaft, and the outside of transmission shaft installs the axle sleeve, the bolster is installed in the axle sleeve outside. In the utility model, the support main body can be disassembled, which is convenient for the installation of the support main body and the maintenance of the vibration damping treatment; the wind wheel rotates, the generated vibration transmission shaft is transmitted to the bracket main body, and the vibration is buffered and damped through the buffer piece, so that the vibration condition is reduced, and the noise decibel is reduced; the vibration that the accessible annular gasbag produced it absorbs once more, reduces noise decibel size, ensures the stability of ventilation blower operation.

Description

Simple-operation ventilator vibration reduction support

Technical Field

The utility model relates to a centrifugal fan support equipment field especially relates to an easy operation's ventilation blower damping support.

Background

When the centrifugal fan is used, the vibration caused by the rotation of the wind wheel driven by the motor is transmitted to the bracket through the motor transmission shaft and then transmitted to the volute casing by the bracket, so that the whole machine resonates, and larger noise is generated, and the use of the centrifugal fan is influenced.

The conventional centrifugal ventilator support is generally fixed on a ventilator volute through bolts, the vibration reduction effect of the centrifugal ventilator is poor after the centrifugal ventilator is used for a period of time, the traditional centrifugal ventilator is troublesome to operate when the support is installed and maintained for vibration reduction, the vibration reduction effect of the support is poor, and the use of the centrifugal ventilator is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ventilator damping bracket with simple operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a simple operation's ventilation blower damping support, includes the support main part, the support main part comprises three support arm and three arc, and three support arm is fixed with three arc respectively, the bolt fastening is passed through to the one end of support arm, and the closed ring channel that forms of three arc, run through in the ring channel and install the transmission shaft, and the axle sleeve is installed in the outside of transmission shaft, the bolster is installed in the axle sleeve outside.

As a further description of the above technical solution:

the support arm is two segmentation structures, and support arm both ends vertical distribution.

As a further description of the above technical solution:

the one end slidable mounting of transmission shaft has the fixed pin, four spacing holes are installed in the axle sleeve outside, and four spacing holes put annular equidistance along the axle sleeve central point and distribute, fixed pin and spacing hole joint.

As a further description of the above technical solution:

the bolster includes damping rubber sleeve and cylinder, damping rubber sleeve overlaps in the axle sleeve outside, and is fixed with the outside of axle sleeve, the cylinder is equipped with a plurality ofly, and a plurality of cylinders equidistance evenly distributed are in the damping rubber sleeve outside to rotate with the damping rubber sleeve outside and be connected.

As a further description of the above technical solution:

an annular air bag is installed in the annular groove, and the rollers are rotatably connected with the inner wall of the annular air bag.

As a further description of the above technical solution:

and two ends of the roller are respectively in interference fit with the vibration reduction rubber sleeve and the annular air bag.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the bracket main body is detachably arranged, so that the bracket main body is convenient to mount and maintain during vibration reduction treatment; secondly, the wind wheel rotates, the generated vibration transmission shaft is transmitted to the support main body, and the vibration is buffered and damped through the buffer piece, so that the vibration condition is reduced, and the noise decibel is reduced; finally, the generated vibration can be absorbed again through the annular air bag, the noise decibel is reduced, and the running stability of the ventilator is guaranteed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic diagram of the side view structure of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 1;

fig. 4 is a schematic diagram of the side cross-section of the middle annular groove of the present invention.

In the figure: 1. a stent body; 2. an annular groove; 3. a drive shaft; 4. a shaft sleeve; 5. a buffer member; 6. a fixing pin; 7. a limiting hole; 8. an annular air bag; 101. a support arm; 102. an arc-shaped plate; 501. a vibration damping rubber sleeve; 502. and (3) a roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a damping support of a ventilator with simple operation includes a support body 1, the support body 1 is composed of three support arms 101 and three arc-shaped plates 102, the three support arms 101 are respectively fixed with the three arc-shaped plates 102, one end of each support arm 101 is fixed by a bolt, the three arc-shaped plates 102 are closed to form an annular groove 2, a transmission shaft 3 is installed in the annular groove 2 in a penetrating manner, a shaft sleeve 4 is installed on the outer side of the transmission shaft 3, a buffer 5 is installed on the outer side of the shaft sleeve 4, one end of each support arm 101 is fixed on the ventilator by a bolt, the other end of each support arm 101 is fixed by a bolt to form the annular groove 2, a motor in the ventilator drives a wind wheel to rotate, the generated vibration transmission shaft 3 is transmitted to the support body 1, the buffer; the support main body 1 can be detachably arranged, so that the support main body 1 can be conveniently installed and maintained during vibration reduction treatment.

Furthermore, the support arm 101 is a two-section structure, two ends of the support arm 101 are vertically distributed, airflow generated by the wind wheel enters through the wind opening, and the resistance of the support arm 101 and the ventilator is reduced to a certain extent due to the two-section structure of the support arm 101, so that the rigidity and the strength of the support arm 101 are effectively improved.

Further, the one end slidable mounting of transmission shaft 3 has fixed pin 6, and four spacing holes 7 are installed in the 4 outsides of axle sleeve, and four spacing holes 7 put annular equidistance along axle sleeve 4 central point and distribute, and fixed pin 6 and spacing 7 joints of hole are convenient for transmission shaft 3's installation and dismantlement, and easy operation is convenient for install and maintain the damping of ventilation blower.

Further, bolster 5 includes damping rubber sleeve 501 and cylinder 502, damping rubber sleeve 501 overlaps in the axle sleeve 4 outside, and it is fixed with the outside of axle sleeve 4, cylinder 502 is equipped with a plurality ofly, and a plurality of cylinders 502 equidistance evenly distributed are in the damping rubber sleeve 501 outside, and rotate with the damping rubber sleeve 501 outside and be connected, the setting of cylinder 502, guarantee that transmission shaft 3 rotates, the vibration that the motor produced is through the transmission of transmission shaft 3, carry out the damping through damping rubber sleeve 501 to the vibration that it produced and handle, the vibration of its production is tentatively absorbed, the noise decibel size that the vibration produced has been reduced.

Further, install annular gasbag 8 in the ring channel 2, and a plurality of cylinders 502 all rotate with the inner wall of annular gasbag 8 and be connected, and the vibration that the motor produced carries out preliminary absorption through damping rubber sleeve 501, and accessible annular gasbag 8 absorbs once more its vibration that produces, the noise decibel size of reduction.

Further, the both ends of cylinder 502 respectively with damping

rubber sleeve

501 and 8 interference fits of annular gasbag, interference fit's mode makes damping

rubber sleeve

501 and 8 vibration that produce the wind wheel of annular gasbag carry out the damping and absorb the effect and reach better, has effectively guaranteed ventilation blower moving stability.

The working principle is as follows: the bracket main body 1 is provided with three same support arms 101 which are fixed through bolts, and the bracket main body 1 is detachably arranged, so that the bracket main body 1 is convenient to mount and maintain during vibration reduction treatment; one end of each support arm 101 is fixed on the ventilator through a bolt, the other ends of the three support arms 101 are fixed through bolts to form an annular groove 2, a motor in the ventilator drives a wind wheel to rotate, a generated vibration transmission shaft 3 is transmitted to the support main body 1, the transmission shaft 3 realizes the rotation of the transmission shaft through a roller 502, vibration reduction treatment is carried out on the generated vibration through a vibration reduction rubber sleeve 501, the generated vibration is primarily absorbed, the generated vibration can be absorbed again through an annular air bag 8, and finally the purpose of vibration reduction is achieved, so that the ventilator runs more stably, and the noise decibel is reduced; the cooperation of fixed pin 6 and spacing hole 7, the installation and the dismantlement of the transmission shaft 3 of being convenient for, easy operation is convenient for handle the damping of ventilation blower and install and maintain.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an easy operation's ventilation blower damping support, includes support main part (1), its characterized in that, support main part (1) comprises three support arm (101) and three arc (102), and three support arm (101) are fixed with three arc (102) respectively, the bolt fastening is passed through to the one end of support arm (101), and three arc (102) are closed forms ring channel (2), run through in ring channel (2) and install transmission shaft (3), and axle sleeve (4) are installed in the outside of transmission shaft (3), bolster (5) are installed in axle sleeve (4) outside.

2. A simple fan damper bracket according to claim 1, characterized in that the arm (101) is of two-piece construction, with the two ends of the arm (101) extending vertically.

3. The simple-operation vibration reduction support for the ventilator according to claim 1, characterized in that a fixed pin (6) is slidably installed at one end of the transmission shaft (3), four limiting holes (7) are installed at the outer side of the shaft sleeve (4), the four limiting holes (7) are distributed in an annular and equidistant manner along the central position of the shaft sleeve (4), and the fixed pin (6) is clamped with the limiting holes (7).

4. The ventilator vibration damping support easy to operate according to the claim 3 is characterized in that the damping member (5) comprises a damping rubber sleeve (501) and a plurality of rollers (502), the damping rubber sleeve (501) is sleeved outside the shaft sleeve (4) and fixed with the outside of the shaft sleeve (4), the plurality of rollers (502) are arranged in plurality, and the plurality of rollers (502) are equidistantly and uniformly distributed outside the damping rubber sleeve (501) and are rotatably connected with the outside of the damping rubber sleeve (501).

5. A simple ventilator damper bracket according to claim 4, characterized in that an annular air bag (8) is installed in the annular groove (2), and a plurality of rollers (502) are rotatably connected to the inner wall of the annular air bag (8).

6. A simple ventilator damper bracket according to claim 5, characterized in that the two ends of the roller (502) are interference fitted with the damper rubber sleeve (501) and the annular air bag (8), respectively.