CN212057713U

CN212057713U - Noise elimination device for ventilation structure of heating ventilation air conditioner

Info

Publication number: CN212057713U
Application number: CN202020836999.4U
Authority: CN
Inventors: 刘佩文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-12-01
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a noise eliminator for ventilation structure of heating ventilation air conditioner, which comprises a fixed hoop and an air duct box, wherein the fixed hoop is arranged on the outer wall around the air duct box, a stainless steel noise eliminating plate is arranged in the air duct box, when the air conditioner works and ventilation gas is diffused in the air duct to generate strong impact force, the inner box can buffer the inner box by utilizing the good elastic performance of a spring to offset most of vibration force, the noise of the air duct caused by vibration is effectively reduced, moreover, the sound in the air duct is firstly silenced by a perforated aluminum plate, then the sound is silenced by a silencing cotton pad arranged in the inner box, the outward spreading force of the noise is greatly reduced, little noise diffused out can pass through the stainless steel noise eliminating plate with plate holes to carry out the last noise absorption work, and the noise eliminator works through the combined action of a slide bar and a chute, the stainless steel silencing plate is conveniently disassembled and assembled inside the air duct box.

Description

Noise elimination device for ventilation structure of heating ventilation air conditioner

Technical Field

The utility model belongs to the technical field of noise eliminator is relevant, concretely relates to a noise eliminator for heating and ventilating air conditioner ventilation structure.

Background

The hvac system is an air conditioner having heating, ventilating and air conditioning functions. The main functions of the heating, ventilating and air conditioning comprise: the heating, ventilation and air conditioning system is a heating ventilation air conditioner, the heating ventilation air conditioner system can control the temperature and humidity of air, improves the indoor comfort level, and is an important part in medium and large industrial buildings or office buildings. In fields and industries such as pharmacy, electronics, key task facilities, oil gas and the like, the warm-air ventilation air conditioner plays a role in a very important role, wherein when the warm-air conditioner utilizes a ventilation structure arranged on the warm-air conditioner to ventilate, certain noise can be generated due to the strong impact force generated when a fan vibrates during working and gas diffuses in a ventilation pipeline, and the work and life of people are influenced.

The prior silencing device technology has the following problems: the existing noise eliminator is applied to the actual heating ventilation structure of an air conditioner, certain defects still exist, at present, to the noise elimination work of the heating ventilation structure of the air conditioner, the silencer is simply installed on a fan inside an air duct, although the noise elimination effect can be achieved, the noise elimination effect is poor, the noise caused by the vibration of the fan during work and the noise caused by the impact force generated by the diffusion of gas in the air duct can not be well eliminated, the influence is caused to the daily life of people, and the practicability is low.

Disclosure of Invention

An object of the utility model is to provide a noise eliminator for warm logical air conditioner ventilation structure, with solve the present that proposes in the above-mentioned background art, to the noise elimination work of warm logical air conditioner ventilation structure, only simple installation muffler on the inside fan of ventiduct, though can reach the effect of the noise elimination of making an uproar of falling, nevertheless the noise elimination effect is relatively poor, to the noise that fan during operation vibrations caused, and the noise that the impact force that produces when gas diffuses in air pipe caused can not be fine eliminate, cause the influence to people daily life, the lower problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a noise eliminator for warm logical air conditioner ventilation structure, includes fixed hoop and wind channel case, fixed hoop is installed on wind channel case outer wall all around, the inside of wind channel case is provided with the stainless steel anechoic board, through slide bar fixed connection between stainless steel anechoic board and the wind channel case, the inside of stainless steel anechoic board is provided with the diaphragm orifice, the inside of stainless steel anechoic board is provided with the inner box, be provided with the dashpot between inner box and the stainless steel anechoic board, the inside of dashpot is provided with the spring, the inside of inner box is provided with the amortization cotton pad, be provided with perforated aluminum plate on the inner wall of inner box.

Preferably, the springs are uniformly distributed in the buffer tank, and the stainless steel silencing plate is fixedly connected with the inner box through the springs.

Preferably, a sliding groove is formed in the inner wall of the air duct box, and the air duct box and the stainless steel noise elimination plate are connected together through a sliding rod and the sliding groove.

Preferably, the fixing hoop and the wind tunnel box are fixedly connected through welding.

Preferably, the inside of inner box is provided with the ventiduct, through the mode fixed connection of viscose between inner box and the amortization cotton pad.

Preferably, the cross sections of the sliding rod and the sliding groove are both T-shaped, and the outer wall of the sliding rod and the inner wall of the sliding groove are both smooth planes.

Compared with the prior art, the utility model provides a noise eliminator for heating ventilating and air conditioning ventilation structure possesses following beneficial effect:

the utility model relates to a noise eliminator for ventilation structure of heating ventilation air conditioner, which is improved and innovated on the basis of the existing noise eliminator, so that the ventilation structure of heating ventilation air conditioner can effectively solve the adverse effect brought by noise to people in the application of actual life work, and has good noise elimination performance, the utility model discloses a noise eliminator for ventilation structure of heating ventilation air conditioner, which mainly comprises a wind channel box, a buffer slot, a slide bar, a stainless steel noise elimination plate, a plate hole, an inner box, a noise elimination cotton pad, a spring, a perforation aluminum plate, a ventilation channel and other structures, when the noise eliminator is used for working, the heating ventilation air conditioner utilizes the ventilation channel to carry out ventilation work, when ventilation gas is diffused in the ventilation channel to generate strong impact force, the inner box utilizes the good elasticity performance of the spring under the action of the spring, so that the inner box slightly shakes in the buffer slot, can cushion the inner box, offset most vibrations power, effectual reduction ventiduct is because vibrate the noise that causes, and, the inside sound of ventiduct this moment can carry out the amortization through perforation aluminum plate earlier, then the cotton pad of amortization that recycles the inside setting of inner box carries out the amortization, the outside dynamics of propagating of very big noise abatement, inner box amortization work is accomplished the back, a little noise that spreads out, can be through the stainless steel anechoic board that has the diaphragm orifice, carry out last noise absorption work, common effect through slide bar and spout, conveniently carry out the dismouting with stainless steel anechoic board in wind channel incasement portion, the utility model relates to a noise eliminator easy dismounting for warm logical air conditioner ventilation structure, it is simple to use, noise elimination can be strong, has fine practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of a three-dimensional structure of a muffler device for a ventilation structure of a heating ventilation air conditioner;

fig. 2 is a schematic view of an assembly structure of a muffler device for a ventilation structure of a heating ventilation air conditioner according to the present invention;

fig. 3 is a schematic plan view of a muffler device for a ventilation structure of a heating ventilation air conditioner according to the present invention;

in the figure: 1. a fixing hoop; 2. an air duct box; 3. a buffer tank; 4. a slide bar; 5. a stainless steel muffler plate; 6. plate holes; 7. an inner box; 8. a sound-deadening cotton pad; 9. a spring; 10. perforating an aluminum plate; 11. an air duct.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a silencing device for a ventilation structure of a heating ventilation air conditioner comprises a fixed hoop 1 and an air duct box 2, wherein the fixed hoop 1 is arranged on the outer wall of the periphery of the air duct box 2, the fixed hoop 1 and the air duct box 2 are fixedly connected in a welding mode, so that the fixed hoop 1 and the air duct box 2 are ensured to be stably and firmly connected, the structural stability of the air duct box 2 is greatly improved under the action of the fixed hoop 1, a sliding groove is arranged in the inner wall of the air duct box 2, the air duct box 2 and a stainless steel silencing plate 5 are jointly connected through a sliding rod 4 and the sliding groove, the stainless steel silencing plate 5 is conveniently disassembled and assembled in the air duct box 2 under the joint action of the sliding rod 4 and the sliding groove, the stainless steel silencing plate 5 is arranged in the air duct box 2, the stainless steel silencing plate 5 is fixedly connected with the air duct box 2 through the sliding rod 4, the outer wall of the sliding rod 4 and the inner, the cross section of the stainless steel silencing plate is provided with the T-shaped sliding rod 4 and the sliding groove, so that the stainless steel silencing plate 5 can stably slide in the air duct box 2, the outer wall of the sliding rod 4 and the inner wall of the sliding groove are smooth planes, friction between the sliding rod 4 and the sliding groove is greatly reduced, and plate holes 6 are formed in the stainless steel silencing plate 5.

A silencing device for a ventilation structure of a heating ventilation air conditioner is characterized in that an inner box 7 is arranged inside a stainless steel silencing plate 5, an air channel 11 is arranged inside the inner box 7, the inner box 7 is fixedly connected with a silencing cotton pad 8 in a viscose mode, so that the silencing cotton pad 8 is tightly and firmly connected with the inner box 7, noise generated in ventilation work can be absorbed under the action of the silencing cotton pad 8, a buffer groove 3 is arranged between the inner box 7 and the stainless steel silencing plate 5, a spring 9 is arranged inside the buffer groove 3, the spring 9 is uniformly distributed inside the buffer groove 3, the stainless steel silencing plate 5 is fixedly connected with the inner box 7 through the spring 9, the inner box 7 can be supported under the action of the spring 9 uniformly distributed inside the buffer groove 3, when the inner box 7 vibrates under the action of wind force, the elastic performance of the spring 9 is utilized, can cushion inner box 7, offset most vibrations power, effectual noise reduction's production, inner box 7's inside is provided with the cotton pad 8 of amortization, is provided with perforation aluminum plate 10 on inner box 7's the inner wall.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when the muffler device for the ventilation structure of the heating ventilation air conditioner is used for working, firstly, the slide bar 4 on the outer wall of the stainless steel muffler plate 5 is aligned with the chute inside the air duct box 2 by utilizing the combined action of the slide bar 4 and the chute, then the stainless steel muffler plate 5 is pushed into the air duct box 2 for installation, when the heating ventilation air conditioner is powered on, the heating ventilation air conditioner can utilize the air duct 11 to carry out indoor ventilation work, when ventilation gas is diffused in the air duct 11 to generate strong impact force, at the moment, the inner box 7 utilizes the good elastic performance of the spring 9 under the action of the spring 9, the inner box 7 can slightly shake inside the buffer slot 3, the impact force received by the inner box 7 can be buffered and offset, the noise caused by the shake of the air duct 11 is effectively reduced, then, the sound inside the air duct 11 can be firstly silenced by the perforation aluminum plate 10, then recycle the cotton pad 8 of amortization that sets up of inner box 7 inside and carry out the amortization, the outside dynamics of propagating of very big noise abatement, 7 amortization work of inner box are accomplished the back, and the little noise that the diffusion came out can carry out last noise absorption work through having the stainless steel muffler plate 5 of diaphragm orifice 6, the utility model relates to a noise eliminator for warm logical air conditioner ventilation structure has fine use value.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a noise eliminator for heating ventilating air conditioner ventilation structure, includes fixed hoop (1) and wind channel case (2), its characterized in that: fixed hoop (1) is installed on wind channel case (2) outer wall all around, the inside of wind channel case (2) is provided with stainless steel anechoic plate (5), pass through slide bar (4) fixed connection between stainless steel anechoic plate (5) and wind channel case (2), the inside of stainless steel anechoic plate (5) is provided with diaphragm orifice (6), the inside of stainless steel anechoic plate (5) is provided with inner box (7), be provided with between inner box (7) and stainless steel anechoic plate (5) dashpot (3), the inside of dashpot (3) is provided with spring (9), the inside of inner box (7) is provided with amortization cotton pad (8), be provided with on the inner wall of inner box (7) perforation aluminum plate (10).

2. A silencing device for a ventilating structure of an air conditioner according to claim 1, wherein: the springs (9) are uniformly distributed in the buffer tank (3), and the stainless steel silencing plate (5) is fixedly connected with the inner box (7) through the springs (9).

3. A silencing device for a ventilating structure of an air conditioner according to claim 1, wherein: the air duct box is characterized in that a sliding groove is formed in the inner wall of the air duct box (2), and the air duct box (2) and the stainless steel silencing plate (5) are connected together through a sliding rod (4) and the sliding groove.

4. A silencing device for a ventilating structure of an air conditioner according to claim 1, wherein: the fixed hoop (1) and the air duct box (2) are fixedly connected in a welding mode.

5. A silencing device for a ventilating structure of an air conditioner according to claim 1, wherein: the inside of inner box (7) is provided with air duct (11), through the mode fixed connection of viscose between inner box (7) and amortization cotton pad (8).

6. A silencing device for a ventilating structure of an air conditioner according to claim 1, wherein: the cross sections of the sliding rod (4) and the sliding groove are both T-shaped, and the outer wall of the sliding rod (4) and the inner wall of the sliding groove are both smooth planes.