CN218326641U

CN218326641U - Hush pipe structure of full premix hanging stove

Info

Publication number: CN218326641U
Application number: CN202222337180.5U
Authority: CN
Inventors: 邱国利; 王华光
Original assignee: Guangdong Haidun Heating Technology Co ltd
Current assignee: Guangdong Haidun Heating Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-17
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a hush pipe structure of full premix hanging stove relates to hanging stove technical field, including full premix hanging stove body, the inside of full premix hanging stove body is provided with combustion assembly, the last air inlet that is provided with of combustion assembly, is provided with hush pipe between furnace body inlet structure and the air inlet, and hush pipe's both ends set up respectively to inlet port and the port of giving vent to anger, and inlet port and furnace body inlet structure intercommunication, the port of giving vent to anger pass through connecting pipe and air inlet intercommunication, inlet port and the port dislocation set of giving vent to anger, and hush pipe's middle part is provided with the expansion room. The utility model discloses an installation hush pipe between furnace body air inlet structure and air inlet, the air current is through hush pipe flow direction air inlet to make the sound wave at the sudden expansion or the shrink of pipeline cross-section, cause the interior acoustic impedance sudden change of pipeline, make the sound wave direction change, take place phenomenons such as scattering interference in the pipeline, thereby reach the purpose of noise elimination.

Description

Hush pipe structure of full premix hanging stove

Technical Field

The utility model relates to a hanging stove technical field, concretely relates to amortization tubular construction of full premix hanging stove.

Background

The wall-mounted boiler is a gas wall-mounted heating boiler, is a water heater using natural gas as energy, and has various safety protection measures such as anti-freezing protection, dry burning prevention protection, accidental flameout protection, over-temperature protection, water pump anti-blocking protection and the like.

The gas hanging stove has powerful family central heating function, can satisfy the heating demand in many rooms, and comfortable temperature can be set for at will in each room according to the demand, also can decide a certain room as required and close the heating alone to can provide large-traffic constant temperature sanitary hot water, supply places such as family's shower, kitchen to use, economical and practical.

The full premix hanging stove is because the particularity of its theory of operation, and at high load during operation, the air current noise is great, and user experience is not good, and the noise is great in the use that most common full premix hanging stove in market does not have the amortization function that admits air.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hush pipe structure of full premix hanging stove to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a muffler pipe structure of full premix hanging stove, including full premix hanging furnace body, the inside of full premix hanging furnace body is provided with combustion assembly, the last air inlet that is provided with of combustion assembly, the top of full premix hanging furnace body is provided with furnace body inlet structure, the intake pipe of hanging stove is connected to this furnace body inlet structure, be provided with the hush pipe between furnace body inlet structure and the air inlet, the both ends of hush pipe set up respectively into inlet port and the port of giving vent to anger, inlet port and furnace body inlet structure intercommunication, the port of giving vent to anger passes through connecting pipe and air inlet intercommunication, inlet port and the port dislocation set of giving vent to anger, and the middle part of hush pipe is provided with the expansion chamber, the cross-sectional area of inlet port and the port of giving vent to anger all is less than the cross-sectional area of expansion chamber, the expansion chamber is the rectangle cavity, and then according to the resistance hush principle, make the hush pipe that has the expansion chamber when the actual use, the air current flows to the air inlet through the hush pipe, thereby make the sound wave expand suddenly or shrink at the pipeline cross-section, cause the interior acoustic impedance sudden change in the pipeline, make the sound wave direction change, take place phenomenons such as scattering interference in the pipeline, thereby reach the mesh of silencing.

Preferably, the muffler pipe comprises first casing and second casing, and first casing and second casing are PP plastic material, and first casing and second casing interconnect, and then conveniently carry out split type forming process to the muffler pipe.

Preferably, the first casing and the outside that the second casing is close to inlet port one end all are provided with the bolt hole, and two bolt holes pass through U-shaped bolt connection, two bolt hole parallel arrangement, and two vertical sections of U-shaped bolt are inserted respectively and are established to the bolt hole in to lock the joint of two hush pipes, improve hush pipe's overall stability.

Preferably, first casing and second casing are close to the equal fixedly connected with bolt buckle in the outside of inlet port one end, the U-shaped bolt is inserted to the bolt hole back in two vertical sections, the horizontal section block of U-shaped bolt to the inboard of bolt buckle, bolt buckle restriction U-shaped bolt moves outward along bolt hole length direction, thereby after the U-shaped bolt locks first casing and second casing, can lock the U-shaped bolt through the bolt buckle, and then improve stability and the fastness of sound pipe combination.

Preferably, the first housing and the second housing are joined by ultrasonic welding.

Preferably, the outer portion of the silencing pipe is fixedly connected with a fixing clamping seat, an interface clamped with the fixing clamping seat is arranged on the combustion assembly, and the fixing clamping seat is inserted into the interface, so that the integral support of the silencing pipe is achieved.

Preferably, the silencing pipe is provided with pagoda interface in the position department of the port of giving vent to anger, and the bellows is chooseed for use to the connecting pipe, and the connecting pipe is pegged graft to the outside of pagoda interface, and then conveniently installs the dismantlement to the U-shaped bolt.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses an installation amortization pipe between furnace body inlet structure and air inlet, make inlet port and the port dislocation set of giving vent to anger, and set up the expansion chamber of rectangle cavity at the middle part of amortization pipe, when the in-service use, the air current is through amortization pipe flow direction air inlet, thereby make the sound wave expand suddenly or shrink at the pipeline cross-section, cause the interior acoustic impedance sudden change of pipeline, make the sound wave direction change, take place phenomenons such as scattering interference in the pipeline, thereby reach the mesh of eliminating the noise, and this inlet muffler simple structure is small, the noise cancelling effect is showing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

Fig. 2 is an installation schematic diagram of the silencing pipe of the present invention.

Fig. 3 is a bottom view of the silencer according to the present invention.

Fig. 4 is a front view of the silencing tube of the present invention.

Fig. 5 is a left side view of the silencing tube of the present invention.

Fig. 6 is a perspective view of the silencer of the present invention.

Fig. 7 is an exploded view of the silencer according to the present invention.

Description of reference numerals:

1. a full premix wall hanging furnace body; 11. a combustion assembly; 12. an air inlet; 13. a furnace body air inlet structure; 2. a sound-deadening tube; 21. a first housing; 22. a second housing; 23. an air inlet port; 24. an air outlet port; 25. a bolt hole; 26. a pagoda interface; 27. fixing the card holder; 28. a bolt is buckled; 3. a connecting pipe; 4. a U-shaped bolt.

I. An expansion chamber.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Examples

The utility model provides a complete amortization tubular construction of hanging stove in advance as shown in fig. 1-7, including complete hanging stove body 1 in advance, the inside of complete hanging stove body 1 in advance is provided with combustion assembly 11 in advance, be provided with air inlet 12 on the combustion assembly 11, the top of complete hanging stove body 1 in advance is provided with furnace body inlet structure 13, the intake pipe of hanging stove is connected to this furnace body inlet structure 13, be provided with hush pipe 2 between furnace body inlet structure 13 and the air inlet 12, hush pipe 2's both ends set up respectively into inlet port 23 and the port 24 of giving vent to anger, inlet port 23 and furnace body inlet structure 13 intercommunication, port 24 of giving vent to anger passes through connecting pipe 3 and air inlet 12 intercommunication, inlet port 23 and port 24 dislocation set of giving vent to anger, and hush pipe 2's middle part is provided with expansion chamber I, inlet port 23 and port 24's of giving vent to anger cross sectional area all are less than expansion chamber I's cross sectional area, expansion chamber I is the rectangle cavity, and then according to the resistance amortization principle, make hush pipe 2 with expansion chamber I when actually using, the air flow to the air inlet pipe 2 flow to 12, thereby make the sound wave cause the sudden change in the pipeline, thereby the acoustic impedance to interfere the sudden change, thereby the scattering phenomenon of the sound wave, the emergence purpose takes place, etc.

Further, in the above technical scheme, the muffler pipe 2 is composed of a first shell 21 and a second shell 22, the first shell 21 and the second shell 22 are made of PP plastic, and the first shell 21 and the second shell 22 are connected to each other, so that the muffler pipe 2 is conveniently formed and processed in a split manner.

Further, in above-mentioned technical scheme, the outside that first casing 21 and second casing 22 are close to 23 one end of inlet port all is provided with bolt hole 25, and two bolt holes 25 pass through the connection of U-shaped bolt 4, and two bolt holes 25 parallel arrangement, two vertical sections of U-shaped bolt 4 are inserted respectively and are established to bolt hole 25 in to lock two joint of hush pipe 2, improve hush pipe 2's overall stability.

Further, in the above technical solution, the first casing 21 and the second casing 22 are both fixedly connected with the bolt buckle 28 near the outside of the end of the air inlet port 23, after the U-shaped bolt 4 is inserted into the bolt hole 25 at two vertical sections, the horizontal section of the U-shaped bolt 4 is fastened to the inner side of the bolt buckle 28, the bolt buckle 28 limits the U-shaped bolt 4 to move outwards along the length direction of the bolt hole 25, so that after the U-shaped bolt 4 locks the first casing 21 and the second casing 22, the U-shaped bolt 4 can be locked by the bolt buckle 28, and the stability and the firmness of the combination of the sound attenuation tube 2 are further improved.

Further, in the above technical solution, the first housing 21 and the second housing 22 are connected by ultrasonic welding.

Further, in the above technical solution, the outer portion of the muffler pipe 2 is fixedly connected with a fixing clamping seat 27, the combustion assembly 11 is provided with an interface clamped with the fixing clamping seat 27, and the fixing clamping seat 27 is inserted into the interface, so as to realize integral support of the muffler pipe 2.

Further, in the above technical scheme, the sound-absorbing tube 2 is provided with a pagoda socket 26 at the position of the air outlet port 24, the connecting tube 3 is a corrugated tube, and the connecting tube 3 is plugged into the outer part of the pagoda socket 26, so that the U-shaped plug pin 4 is conveniently mounted and dismounted.

The working principle is as follows: through installing amortization pipe 2 between furnace body inlet structure 13 and air inlet 12, make inlet port 23 and the port 24 dislocation set of giving vent to anger, and set up the expansion chamber I of rectangular cavity at the middle part of amortization pipe 2, when in actual use, the air current flows to air inlet 12 through amortization pipe 2, thereby make the sound wave expand or shrink suddenly at the pipeline cross-section, cause the interior acoustic impedance sudden change of pipeline, make the sound wave direction change, take place phenomenons such as scattering interference in the pipeline, thereby reach the mesh of noise elimination, and through setting up amortization pipe 2 into the combination of first casing 21 and inlet port 23, and adopt U-shaped bolt 4 to lock pinhole 25, make this inlet muffler pipe structure simple small, the noise cancelling effect is showing, plug-in type structure simple to operate.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a amortization tubular construction of wall hanging stove fully mixes, includes fully mixes wall hanging furnace body (1) in advance, the inside of fully mixing wall hanging furnace body (1) in advance is provided with combustion assembly (11), be provided with air inlet (12) on combustion assembly (11), the top of fully mixing wall hanging furnace body (1) in advance is provided with furnace body air inlet structure (13), its characterized in that: be provided with hush pipe (2) between furnace body inlet structure (13) and air inlet (12), the both ends of hush pipe (2) set up respectively into inlet port (23) and the port (24) of giving vent to anger, inlet port (23) and furnace body inlet structure (13) intercommunication, the port (24) of giving vent to anger is through connecting pipe (3) and air inlet (12) intercommunication, inlet port (23) and the port (24) dislocation set of giving vent to anger, just the middle part of hush pipe (2) is provided with expansion chamber (I), inlet port (23) and the cross sectional area of the port (24) of giving vent to anger all are less than the cross sectional area of expansion chamber (I), expansion chamber (I) are the rectangle cavity.

2. The muffler pipe structure of a full premix wall hanging stove according to claim 1, characterized in that: the silencing pipe (2) is composed of a first shell (21) and a second shell (22), and the first shell (21) and the second shell (22) are connected with each other.

3. The muffler pipe structure of a full premix wall hanging stove according to claim 2, characterized in that: the air inlet structure is characterized in that bolt holes (25) are formed in the outer portions of one ends, close to the air inlet port (23), of the first shell (21) and the second shell (22), the bolt holes (25) are connected through U-shaped bolts (4), the bolt holes (25) are arranged in parallel, and two vertical sections of the U-shaped bolts (4) are inserted into the bolt holes (25) respectively.

4. The muffler pipe structure of a full premix wall hanging stove according to claim 3, characterized in that: first casing (21) and second casing (22) are close to the equal fixedly connected with bolt buckle (28) in outside of inlet port (23) one end, U-shaped bolt (4) are inserted to bolt hole (25) back in two vertical sections, the inboard of bolt buckle (28) is blocked to the horizontal section block of U-shaped bolt (4), bolt buckle (28) restriction U-shaped bolt (4) move outward along bolt hole (25) length direction.

5. The muffler pipe structure of a full premix wall hanging stove according to claim 2, characterized in that: the first shell (21) and the second shell (22) are connected by ultrasonic welding.

6. The muffler pipe structure of a full premix wall hanging stove according to claim 1, characterized in that: the outside fixedly connected with of amortization pipe (2) fixes cassette (27), be provided with the interface of the mutual block with fixed cassette (27) on combustion assembly (11).

7. The muffler pipe structure of a full premix wall hanging stove according to claim 1, characterized in that: the sound attenuation pipe (2) is provided with a pagoda plug interface (26) at the position of the air outlet port (24), the connecting pipe (3) is a corrugated pipe, and the connecting pipe (3) is plugged outside the pagoda plug interface (26).