CN213577860U

CN213577860U - Noise elimination device for heating ventilation system and air conditioning ventilation system

Info

Publication number: CN213577860U
Application number: CN202022699790.0U
Authority: CN
Inventors: 刘雅棋
Original assignee: Guangling College Of Yangzhou University
Current assignee: Guangling College Of Yangzhou University
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-06-29
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a noise eliminator for heating and ventilating air conditioning ventilation system, including the ventilation pipe, the one end fixedly connected with exhaust pipe of ventilation pipe, the equal fixed mounting of inner wall of ventilation pipe and exhaust pipe has a plurality of erection column, a plurality of the erection column divide into two sets ofly, and is two sets of the erection column equidistance setting is at the inner wall of ventilation pipe and exhaust pipe respectively, and is two sets of the equal fixed mounting of one end that ventilation pipe and exhaust pipe were kept away from respectively to the erection column has a system inner tube perforated plate of book. This a noise eliminator for warm logical air conditioner ventilation system, through setting up system inner tube perforated plate, windshield dish and air duct, and the high difference of two adjacent air ducts, make the device can cushion the air current that enters into in the air duct to the velocity of flow of air current has been reduced, the noise has been reduced, through setting up the amortization cotton, can carry out the active absorption to the noise, through setting up the air current buffer layer, can avoid causing the impact and the noise of once more to the inner wall of exhaust pipe.

Description

Noise elimination device for heating ventilation system and air conditioning ventilation system

Technical Field

The utility model relates to a noise eliminator technical field specifically is a noise eliminator for heating and ventilating air conditioner ventilation system.

Background

The air conditioning system reduces the indoor air in summer and increases the indoor air temperature in winter, and the process is accompanied with the control of air humidity and cleanliness and the regulation of air speed. Refrigeration technology is the basis for implementing this process. Refrigeration technology is one of inventions for changing human lives, and can transfer heat from a low-temperature object to a high-temperature object by using energy. Generally, a system for cooling in summer is called an air conditioner, and if the system can supply heat in winter at the same time, it is called a heat pump.

Current warm logical air conditioner ventilation system, at the in-process that ventilates, because the air that flows at a high speed strikes the inner wall of pipeline, produces a large amount of noises, current silencing device directly adopts simple ventilation pipe that has the amortization cotton mostly, and at the in-process of long-time use, the cotton top layer of amortization can be impacted and warp the damage by the air current that flows at a high speed to lead to silencing device to lose noise cancelling effect gradually.

Therefore, a muffler device for an hvac ventilation system is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise eliminator for heating ventilating and air conditioning ventilation system to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a noise eliminator for heating and ventilating air conditioner ventilation system, includes the ventilation pipe, the one end fixedly connected with exhaust pipe of ventilation pipe, the equal fixed mounting of inner wall of ventilation pipe and exhaust pipe has a plurality of erection column, a plurality of the erection column divide into two sets ofly, and is two sets of the erection column equidistance setting is respectively at the inner wall of ventilation pipe and exhaust pipe, and is two sets of the equal fixed mounting of one end that ventilation pipe and exhaust pipe were kept away from respectively to the erection column has a system inner tube perforated plate of book, is located the inside inner wall fixed mounting who rolls up system inner tube perforated plate of ventilation pipe has the windshield dish, the inner wall fixed mounting of exhaust.

Preferably, the outer surface of the perforated plate of the rolling inner cylinder is fixedly provided with silencing cotton, and one side of the silencing cotton, which is far away from the perforated plate of the rolling inner cylinder, is fixedly connected with the inner walls of the ventilating pipe and the exhaust pipe.

Preferably, the quantity of windshield dish is a plurality of, a plurality of windshield dish equidistance sets up at the inner wall of rolling up system inner tube perforated plate, a plurality of the mounting hole has all been seted up to the side of windshield dish, adjacent two the high difference of mounting hole, a plurality of the equal fixed mounting of inner wall of mounting hole has the air duct.

Preferably, two the opposite face fixed mounting of silica gel heat-conducting plate has the ventilation box with a net, the inside of ventilation box with a net is provided with the warm stone of goose.

Preferably, the bottom fixed mounting of exhaust pipe has the installation pole, the quantity of installation pole is four, four installation pole circumference equidistance sets up in the bottom of exhaust pipe, four the bottom fixed mounting of installation pole has the safety cover.

Preferably, an airflow buffer layer is fixedly arranged on the inner wall of the perforated plate of the inner rolling cylinder positioned in the exhaust pipe.

Advantageous effects

The utility model provides a noise eliminator for heating ventilating and air conditioning ventilation system possesses following beneficial effect:

1. this a noise eliminator for warm logical air conditioner ventilation system, through setting up system inner tube perforated plate, windshield dish and air duct, and the high difference of two adjacent air ducts, make the device can cushion the air current that enters into in the air duct to the velocity of flow of air current has been reduced, the noise has been reduced, through setting up the amortization cotton, can carry out the active absorption to the noise, through setting up the air current buffer layer, can avoid causing the impact and the noise of once more to the inner wall of exhaust pipe.

2. This a noise eliminator for warm logical air conditioner ventilation system through setting up silica gel heat-conducting plate, ventilation box with a net and warm stone of goose, when cold weather ventilation, can absorb the heat in the steam of discharging in the house, makes the mouth of pipe department of exhaust pipe have certain heat, has avoided exhaust hot air current and external cold air contact back, the phenomenon of freezing appears in the mouth of pipe department of exhaust pipe.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of B in fig. 1.

In the figure: 1 ventilation pipe, 2 exhaust pipes, 3 erection columns, 4 book system inner tube perforated plates, 5 wind-break discs, 6 silica gel heat-conducting plates, 7 amortization cotton, 8 air ducts, 9 ventilation net cages, 10 goose warm stones, 11 installation poles, 12 safety covers, 13 air current buffer layers.

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: the utility model provides a noise eliminator for heating and ventilating air conditioning ventilation system, includes ventilation pipe 1, the one end fixedly connected with exhaust pipe 2 of ventilation pipe 1, and the bottom fixed mounting of exhaust pipe 2 has installation pole 11, and the quantity of installation pole 11 is four, and 11 circumference equidistance settings of four installation poles are in the bottom of exhaust pipe 2, and the bottom fixed mounting of four installation poles 11 has safety cover 12.

The equal fixed mounting of inner wall of ventilation pipe 1 and exhaust pipe 2 has a plurality of erection column 3, a plurality of erection column 3 divide into two sets ofly, two sets of erection columns 3 equidistance setting are respectively at the inner wall of ventilation pipe 1 and exhaust pipe 2, the equal fixed mounting of one end that ventilation pipe 1 and exhaust pipe 2 were kept away from respectively to two sets of erection columns 3 has a system inner tube perforated plate 4 of book, the outer fixed surface of system inner tube perforated plate 4 of book has amortization cotton 7, amortization cotton 7 is kept away from the inner wall fixed connection of one side of system inner tube perforated plate 4 and ventilation pipe 1 and exhaust pipe 2.

An airflow buffer layer 13 is fixedly arranged on the inner wall of the perforated plate 4 of the rolling inner cylinder positioned inside the exhaust pipe 2.

The inner wall fixed mounting that is located 1 inside book system inner tube perforated plate 4 of ventilation pipe has wind-break dish 5, and the quantity of wind-break dish 5 is a plurality of, and a plurality of wind-break dish 5 equidistance sets up the inner wall at system inner tube perforated plate 4, and the mounting hole has all been seted up to the side of a plurality of wind-break dish 5, and the height of two adjacent mounting holes is different, and the equal fixed mounting of inner wall of a plurality of mounting hole has air duct 8.

Through setting up system inner tube perforated plate 4, windshield dish 5 and air duct 8, and two adjacent air ducts 8 highly different, make the device can cushion the air current that enters into in ventilation pipe 1 to the velocity of flow of air current has been reduced, the noise has been reduced, through setting up amortization cotton 7, can carry out the effective absorption to the noise, through setting up air current buffer layer 13, can avoid causing the impact and the noise of once more to the inner wall of exhaust pipe 2.

Two silica gel heat-conducting plates 6 are fixedly mounted on the inner wall of the exhaust pipe 2, a ventilation net cage 9 is fixedly mounted on opposite surfaces of the two silica gel heat-conducting plates 6, and a goose warming stone 10 is arranged inside the ventilation net cage 9.

Through setting up silica gel heat-conducting plate 6, ventilation box with a net 9 and warm stone 10 of goose, when cold weather ventilation, can absorb the heat in the discharge steam in the house, make the mouth of pipe department of exhaust pipe 2 have certain heat, avoided exhaust hot air current and external cold air contact back, the phenomenon of freezing appears in the mouth of pipe department of exhaust pipe 2.

The working principle is as follows: this noise eliminator is when using, when the air current in the house passes through ventilation pipe 1, can be through wind-break disc 5 and air duct 8, cushion the air current, thereby the velocity of flow of air current has been reduced, the noise has been reduced, through amortization cotton 7, can carry out the effective absorption to the noise, through air current buffer layer 13, can avoid causing the impact to the inner wall of exhaust pipe 2 and produce the noise once more, and when cold weather ventilation, can absorb the heat in the hot gas of discharging in the house through silica gel heat-conducting plate 6 and warm stone 10 of goose, the mouth of pipe department that makes exhaust pipe 2 has certain heat, after exhaust hot-air current and external cold air contact has been avoided, the phenomenon of freezing appears in the mouth of pipe department of exhaust pipe 2.

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. A noise eliminator for heating ventilating and air conditioning ventilating system, includes ventilation pipe (1), its characterized in that: the one end fixedly connected with exhaust pipe (2) of ventilation pipe (1), the equal fixed mounting of inner wall of ventilation pipe (1) and exhaust pipe (2) has a plurality of erection column (3), a plurality of erection column (3) divide into two sets ofly, and is two sets of erection column (3) equidistance respectively sets up the inner wall at ventilation pipe (1) and exhaust pipe (2), and is two sets of the equal fixed mounting of one end of keeping away from ventilation pipe (1) and exhaust pipe (2) respectively has system inner tube perforated plate (4), is located the inner wall fixed mounting of ventilation pipe (1) inside system inner tube perforated plate (4) has windshield dish (5), the inner wall fixed mounting of exhaust pipe (2) has two silica gel heat-conducting plates (6).

2. A silencing device for an hvac ventilation system as set forth in claim 1, wherein: the outer fixed surface of the rolled inner cylinder perforated plate (4) is provided with silencing cotton (7), and one side of the rolled inner cylinder perforated plate (4) is far away from the silencing cotton (7) and is fixedly connected with the inner wall of the ventilation pipe (1) and the exhaust pipe (2).

3. A silencing device for an hvac ventilation system as set forth in claim 1, wherein: the quantity of windshield dish (5) is a plurality of, a plurality of windshield dish (5) equidistance sets up at the inner wall of rolling system inner tube perforated plate (4), a plurality of the mounting hole has all been seted up to the side of windshield dish (5), adjacent two the high difference of mounting hole, a plurality of the equal fixed mounting of inner wall of mounting hole has air duct (8).

4. A silencing device for an hvac ventilation system as set forth in claim 1, wherein: two the opposite face fixed mounting of silica gel heat-conducting plate (6) has ventilation net case (9), the inside of ventilation net case (9) is provided with warm stone of goose (10).

5. A silencing device for an hvac ventilation system as set forth in claim 1, wherein: the bottom fixed mounting of exhaust pipe (2) has installation pole (11), the quantity of installation pole (11) is four, four installation pole (11) circumference equidistance sets up in the bottom of exhaust pipe (2), four the bottom fixed mounting of installation pole (11) has safety cover (12).

6. A silencing device for an hvac ventilation system as set forth in claim 1, wherein: and an airflow buffer layer (13) is fixedly arranged on the inner wall of the perforated plate (4) of the inner rolled cylinder in the exhaust pipe (2).