CN216046135U

CN216046135U - Ventilating duct silencer support

Info

Publication number: CN216046135U
Application number: CN202122015911.XU
Authority: CN
Inventors: 李晶; 李振邦
Original assignee: Tianjin Ruixiang Qianhong Technology Development Co ltd
Current assignee: Tianjin Ruixiang Qianhong Technology Development Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-15
Anticipated expiration: 2031-08-25

Abstract

The utility model provides a ventilating duct silencer support which is characterized by comprising a bottom plate, springs, a fixing frame, a fixing plate, fixing rings, a rotating shaft, fixing pins and adjusting assemblies, wherein the fixing frame is arranged on the upper side of the bottom plate, the springs are arranged between the fixing frame and the bottom plate, the fixing plate is arranged at the top of the fixing frame, the fixing rings are arranged on the upper side of the fixing plate, the number of the fixing rings is two, grooves are formed in the fixing plate, the fixing rings on the lower side are welded in the grooves, the right end of the fixing ring on the lower side is rotatably connected with the fixing ring on the upper side through the rotating shaft, the left ends of the two fixing rings are connected through the fixing pins, and the adjusting assemblies are arranged in the two fixing rings; through improving, increased control range for this application is applicable to the connection of the silencer body of different pipe diameters more.

Description

Ventilating duct silencer support

Technical Field

The utility model relates to the technical field of ventilation pipeline silencers, in particular to a ventilation pipeline silencer support.

Background

In the industrial production and daily operation process, ventilation pipelines are often involved, airflow in the ventilation pipelines and the ventilation pipelines can generate serious vibration noise which far exceeds a limit value, and the surrounding environment is affected; the existing ventilating duct silencer can avoid direct contact between a ventilating pipe and a support and reduce noise by installing a soft joint in the middle area of a long-distance air pipe, and simultaneously cuts off a vibration transmission path while changing the original resonance frequency, wherein a soft rubber cushion is arranged between the ventilating pipe and an anti-vibration fixing component, the silencer component and the soft joint can be installed in a straight-line area of a horizontal pipeline and a vertical pipeline, and can continuously or independently install various silencing, noise-reducing and damping components according to the pipe diameter and the installation space distance to realize the best effect;

the support of current air pipe silencer realizes the firm of silencer and mount through fixed soft strip and is connected, makes the size of the silencer that the user installed to be different according to the difference of required air volume, and fixed soft strip is the elasticity material though, has the effect of enlarging the internal diameter, however, the scope undersize of fixed soft strip internal diameter regulation, be not suitable for the connection of the silencer of little pipe diameter, lead to the suitability relatively poor, and the control range undersize has reduced regulation efficiency, and the practicality is relatively poor.

Disclosure of Invention

According to the technical problem, the utility model provides a ventilating duct silencer support which is characterized by comprising a bottom plate, springs, a fixing frame, fixing plates, fixing rings, a rotating shaft, fixing pins and adjusting assemblies, wherein the fixing frame is arranged on the upper side of the bottom plate, the springs are arranged between the fixing frame and the bottom plate, the fixing plates are arranged at the tops of the fixing frames, the fixing rings are arranged on the upper sides of the fixing plates, the number of the fixing rings is two, grooves are formed in the fixing plates, the fixing rings on the lower sides are welded in the grooves, the right ends of the fixing rings on the lower sides are rotatably connected with the fixing rings on the upper sides through the rotating shaft, the left ends of the two fixing rings are connected through the fixing pins, and the adjusting assemblies are arranged in the two fixing rings;

the adjusting assembly comprises an adjusting ring, a protrusion, a fixed screw, a hexagon nut, a limiting block, a moving ring and a telescopic spring, wherein the fixed screw is welded in the middle of the inner side wall of the fixing ring, the adjusting ring is sleeved on the outer side of the fixed screw and is of an arc-shaped structure, the moving ring is sleeved on the outer side of the fixed screw, the inner diameter of the moving ring is larger than the diameter of the fixed screw, the telescopic spring is wound on the outer side of the fixed screw and is arranged between the fixing ring and the moving ring, one end of the telescopic spring is connected with the moving ring, and the other end of the telescopic spring is contacted with the fixing ring; the outer side wall of the fixing screw is in threaded connection with a hexagonal screw, the hexagonal screw is arranged on the outer side of the adjusting ring, the outer side wall of the fixing screw is provided with a limiting block, a cylindrical groove and a limiting groove are respectively formed in the limiting block, the limiting groove is formed in the outer side of the cylindrical groove and is communicated with the limiting groove, the cylindrical groove is in threaded connection with the fixing screw, the limiting groove is a hexagonal groove body, the size of the limiting groove is larger than that of a hexagonal nut, and the hexagonal nut is arranged in the limiting groove; the inside wall integrated into one piece of adjustable ring has the arch, mention and be the trapezium structure with the cross-section of stopper.

The utility model has the beneficial effects that: the utility model adds the fixed ring, the rotating shaft, the fixed pin and the adjusting component, replaces the mode of connecting the silencer through the fixed soft belt in the prior art, and increases the adjusting range through improvement, so that the application is more suitable for the connection of the silencer bodies with different pipe diameters, the adjusting mode is more portable, two adjusting rings move on the fixed screw, the distance between the two adjusting rings is changed, the inner diameter is further changed, the moving rings support the inner sides of the adjusting rings, the hexagon nut locks the outer sides of the adjusting rings, the limiting block is connected on the outer sides of the fixed screw through threads, the fixed screw and the hexagon nut exposed on the outer sides of the adjusting rings are hidden, the inner diameter adjustment between the two adjusting rings is realized, compared with the prior art, the adjusting range is enlarged through the extension and contraction of the adjusting rings on the fixed screw, and the application is more suitable for the connection of the silencer bodies with different diameters, when a user needs to install silencer bodies with different diameters, the silencer does not need to be replaced, the inner diameter can be adjusted through the adjusting assembly, the adjusting efficiency is improved, the application range of the silencer is enlarged, the utilization value of the silencer is improved, and the practicability is greatly improved;

according to the silencer, the protrusions and the limiting blocks are arranged on the inner wall of the adjusting ring, the cross sections of the protrusions and the limiting blocks are both of a trapezoidal structure, and when the silencer body is installed, the outer wall of the silencer body is directly contacted with the protrusions and the limiting blocks, so that the contact area of the silencer body and the adjusting ring is reduced, the pressure of the silencer body acting on the adjusting ring is shared, the local pressure on the adjusting ring is reduced, the crushing risk of the silencer is reduced, and the safety is improved.

Drawings

FIG. 1 is an overall view of the present invention in connection with a muffler body;

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

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a bottom view of the stop block of the present invention.

As shown in the figure, 1-a silencer body, 2-a bottom plate, 3-a spring, 4-a fixed frame, 5-a fixed plate, 6-a fixed ring, 7-a rotating shaft, 8-a fixed pin, 9-an adjusting ring, 10-a bulge, 11-a fixed screw, 12-a hexagonal nut, 13-a limiting block, 14-a cylindrical groove, 15-a limiting groove, 16-a movable ring and 17-a telescopic spring.

Detailed Description

Example 1

The utility model provides a ventilating duct silencer support which is characterized by comprising a bottom plate 2, springs 3, a fixing frame 4, fixing plates 5, fixing rings 6, a rotating shaft 7, fixing pins 8 and adjusting assemblies, wherein the fixing frame 4 is arranged on the upper side of the bottom plate 2, the springs 3 are arranged between the fixing frame 4 and the bottom plate 2, the fixing plates 5 are installed at the tops of the fixing frame 4, the fixing rings 6 are arranged on the upper sides of the fixing plates 5, the number of the fixing rings 6 is two, grooves are formed in the fixing plates 5, the lower fixing rings 6 are welded in the grooves, the right ends of the lower fixing rings 6 are rotatably connected with the upper fixing rings 6 through the rotating shaft 7, the left ends of the two fixing rings 6 are connected through the fixing pins 8, and the adjusting assemblies are arranged in the two fixing rings 6;

the adjusting assembly comprises an adjusting ring 9, a protrusion 10, a fixed screw 11, a hexagon nut 12, a limiting block 13, a moving ring 16 and a telescopic spring 17, wherein the fixed screw 11 is welded in the middle of the inner side wall of the fixed ring 6, the adjusting ring 9 is sleeved outside the fixed screw 11, the adjusting ring 9 is of an arc-shaped structure, the moving ring 16 is sleeved outside the fixed screw 11, the inner diameter of the moving ring 16 is larger than the diameter of the fixed screw 11, the telescopic spring 17 is wound outside the fixed screw 11, the telescopic spring 17 is arranged between the fixed ring 6 and the moving ring 16, one end of the telescopic spring 17 is connected with the moving ring 16, and the other end of the telescopic spring 17 is contacted with the fixed ring 6; the outer side wall of the fixed screw 11 is in threaded connection with a hexagonal screw, the hexagonal screw is arranged on the outer side of the adjusting ring 9, the outer side wall of the fixed screw 11 is provided with a limiting block 13, a cylindrical groove 14 and a limiting groove 15 are respectively formed in the limiting block 13, the limiting groove 15 is formed in the outer side of the cylindrical groove 14, the cylindrical groove 14 is communicated with the limiting groove 15, the cylindrical groove 14 is in threaded connection with the fixed screw 11, the limiting groove 15 is a hexagonal groove body, the size of the limiting groove 15 is larger than that of the hexagonal nut 12, and the hexagonal nut 12 is arranged in the limiting groove 15; the inside wall integrated into one piece of adjustable ring 9 has arch 10, mentions and is the trapezium structure with the cross-section of stopper 13.

Example 2

When the silencer is used, a plurality of the silencer bodies 1 are fixed at different positions, the silencer bodies 1 are located between the two adjusting rings 9 and are in contact with the protrusions 10 and the limiting blocks 13, so that the contact area between the silencer bodies 1 and the adjusting rings 9 is reduced, the pressure of the silencer bodies 1 acting on the adjusting rings 9 is shared, the local pressure on the adjusting rings 9 is reduced, the crushing risk of the silencer bodies is reduced, and the safety is improved;

when this application needs to be connected with the silencer body 1 of different diameters, dismantle fixed pin 8, two solid fixed rings 6 expand under the effect of pivot 7, take off stopper 13 from fixing screw 11, transfer the pine with hexagon nut 12, the spacing in the contact adjustable ring 9 outside, expanding spring 17 releases elasticity, it is ejecting with adjustable ring 9 to drive shift ring 16, make adjustable ring 9 adjust to suitable position, lock hexagon nut 12, install stopper 13 screw thread to fixing screw 11's the outside, fixing screw 11 is located cylindrical groove 14, hexagon nut 12 is in spacing groove 15, at this moment alright fix the silencer body 1 of appointed diameter, the user alright fix the silencer body 1 of different diameters through above-mentioned step can.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. While the utility model has been described with respect to the above embodiments, it will be understood by those skilled in the art that the utility model is not limited to the above embodiments, which are described in the specification and illustrated only to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The air duct silencer support is characterized by comprising a bottom plate, springs, fixing frames, fixing plates, fixing rings, rotating shafts, fixing pins and adjusting assemblies, wherein the fixing frames are arranged on the upper side of the bottom plate, the springs are arranged between the fixing frames and the bottom plate, the fixing plates are mounted at the tops of the fixing frames, the fixing rings are arranged on the upper sides of the fixing plates, the number of the fixing rings is two, grooves are formed in the fixing plates, the fixing rings on the lower sides are welded in the grooves, the right ends of the fixing rings on the lower sides are rotatably connected with the upper fixing rings through the rotating shafts, the left ends of the two fixing rings are connected through the fixing pins, and the adjusting assemblies are arranged in the two fixing rings;

the adjusting assembly comprises an adjusting ring, a bulge, a fixed screw, a hexagon nut, a limiting block, a moving ring and a telescopic spring, wherein the fixed screw is welded in the middle of the inner side wall of the fixed ring, the adjusting ring is sleeved outside the fixed screw, the moving ring is sleeved outside the fixed screw, the inner diameter of the moving ring is larger than the diameter of the fixed screw, the telescopic spring is wound outside the fixed screw and is arranged between the fixed ring and the moving ring, one end of the telescopic spring is connected with the moving ring, and the other end of the telescopic spring is in contact with the fixed ring; the outer side wall of the fixed screw is in threaded connection with a hexagonal screw, the hexagonal screw is arranged on the outer side of the adjusting ring, the outer side wall of the fixed screw is provided with a limiting block, a cylindrical groove and a limiting groove are respectively formed in the limiting block, the cylindrical groove is in threaded connection with the fixed screw, and the hexagonal nut is arranged in the limiting groove; the inside wall integrated into one piece of adjustable ring has the arch, the arch is the trapezium structure with the cross-section of stopper.

2. The ventilation duct muffler bracket according to claim 1, wherein the adjusting ring has an arc-shaped configuration.

3. A ventilation duct muffler support as defined in claim 1, wherein said stopper groove is formed outside the cylindrical groove and the stopper groove communicate with each other.

4. The ventilating duct muffler support as defined in claim 1, wherein the limiting groove is a hexagonal groove body, and the size of the limiting groove is larger than that of a hexagonal nut.