Red copper silencer with two ends embedded with connecting pipes

Abstract

The utility model belongs to the technical field of silencers, and particularly relates to a two-end embedded connecting pipe type red copper silencer which comprises a silencing pipe and a silencing mechanism, the silencing pipe comprises a central pipe, side pipes and rectangular boxes, the two side pipes are symmetrically fixed at two ends of the central pipe through the two rectangular boxes to form the silencing pipe, and the silencing mechanism is arranged on the silencing pipe. The rectangular box comprises a rectangular frame, and the silencing mechanism is arranged in the rectangular frame; the first sealing plate is fixed at the end part of the central pipe and is detachably connected with the rectangular frame; the second sealing plate is fixed at the end part of the side pipe and is detachably connected with the rectangular frame; the two side pipes are symmetrically fixed to the two ends of the center pipe through the two rectangular boxes to form the silencing pipe, the silencing pipe is convenient to detach, the interior of the silencing pipe is cleaned or overhauled, the damaged part can be independently replaced, cost is low, and the silencing mechanism is also convenient to detach, clean or replace.

Description

Technical Field

[0001] The utility model belongs to the technical field of silencers, and in particular relates to a red copper silencer with pipes embedded at both ends. Background Art

[0002] A silencer refers to a noise reduction device that can be used for air flow ducts that also transmit noise. It can use pipes and elbows with sound-absorbing linings or pipes with sudden changes in cross-sectional area and other discontinuous acoustic impedance to attenuate or reflect the noise in the pipe. A tubular copper silencer is a type of tubular silencer, which refers to a tubular silencer made of copper. When using HVAC for heating, tubular copper silencers are usually installed to reduce the noise of the airflow.

[0003] In the prior art, a Chinese utility model patent with authorization announcement number CN219494371U discloses "a HVAC air flow silencer", including a rectangular cavity tube and a threaded connecting tube, the threaded connecting tube is embedded in the left side of the rectangular cavity tube, a guide hole is provided on the right side of the rectangular cavity tube, a mounting hole is provided on the top of the rectangular cavity tube, a rectangular box is movably installed in the mounting hole, an air inlet and an air outlet are respectively provided on the left and right sides of the rectangular box, sound-absorbing cotton is arranged in the rectangular box, a connecting plate is installed on the top of the rectangular box, and two connecting rods are installed on the top of the rectangular cavity tube.

[0004] Although it is easy to remove the internal silencer material for replacement or cleaning, the air flow silencer of the prior art, including the silencer as described above, is inconvenient to clean or repair the inside of the pipeline in actual use, and if a part of the pipeline is damaged beyond repair, the entire pipeline needs to be scrapped, which is costly.

[0005] In order to solve the above problems, the present application proposes a copper silencer with pipes embedded at both ends. Utility Model Content

[0006] In order to solve the above problems existing in the prior art, the utility model provides a copper silencer with pipes embedded at both ends, which is easy to use and maintain.

[0007] To achieve the above object, the utility model provides the following technical solution: a copper muffler with pipes embedded at both ends, comprising a muffler pipe and a muffler mechanism, wherein the muffler pipe comprises a central pipe, a side pipe and a rectangular box, and two side pipes are symmetrically fixed at the two ends of the central pipe by two rectangular boxes to form the muffler pipe, and the rectangular box comprises:

[0008] A rectangular frame, wherein the muffler mechanism is arranged in the rectangular frame;

[0009] a first sealing plate, the first sealing plate being fixed to the end of the central tube and being detachably connected to the rectangular frame;

[0010] A second sealing plate is fixed to an end of the side tube and is detachably connected to the rectangular frame.

[0011] Preferably, the muffler mechanism comprises:

[0012] A micro-porous plate, wherein the micro-porous plate is installed in the rectangular frame by pulling;

[0013] Sound-absorbing cotton is installed in the rectangular frame by pulling.

[0014] Preferably, it also includes:

[0015] A U-shaped insert frame is provided on the rectangular frame with an assembly and disassembly opening for the microporous plate and the sound-absorbing cotton to pass through, the U-shaped insert frame is fixed at a position corresponding to the assembly and disassembly opening in the rectangular frame, and a slot is provided on the U-shaped insert frame for the microporous plate and the sound-absorbing cotton to be embedded.

[0016] Preferably, it also includes:

[0017] A limit plate is fixed at a position at the top end of the rectangular frame corresponding to the disassembly opening.

[0018] Preferably, it also includes:

[0019] A manual bolt is provided with a second connection block at the end of the limit plate, and a first connection block is fixed on the rectangular frame. The manual bolt penetrates through the second connection block and is connected to the first connection block by screwing.

[0020] Preferably, it also includes:

[0021] A rubber sealing ring is bonded and fixed at a position corresponding to the disassembly opening at the top end of the rectangular frame.

[0022] Preferably, it also includes:

[0023] The mouthpiece is fixed to one end of the side pipe away from the rectangular box by a flange.

[0024] Preferably, a constricted tube is provided at one end of the mouthpiece away from the side tube.

[0025] Compared with the prior art, the beneficial effects of the utility model are:

[0026] In the utility model, two side pipes are symmetrically fixed at the two ends of the central pipe using two rectangular boxes to form a silencer pipe, which is convenient for disassembly to clean or repair the inside of the silencer pipe, and damaged parts can be replaced separately, which reduces the cost, and the silencer mechanism is also convenient for disassembly, cleaning or replacement.

[0027] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0029] Figure 1 It is a schematic diagram of the structure of the utility model;

[0030] Figure 2 For this utility model Figure 1 A is an enlarged structural diagram;

[0031] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in FIG.

[0032] In the figure: 1. Silencer; 11. Center tube; 12. Side tube; 13. Rectangular box; 131. Rectangular frame; 1311. Disassembly and assembly port; 1312. Rubber sealing ring; 1313. First connecting block; 132. First sealing plate; 133. Second sealing plate; 2. U-shaped frame; 21. Slot; 3. Microporous plate; 4. Sound-absorbing cotton; 5. Limiting plate; 51. Second connecting block; 6. Manual bolt; 7. Interface tube; 71. Shrink tube. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] See also Figure 1-Figure 3 The utility model provides the following technical solutions: a copper silencer with pipes embedded at both ends, comprising a silencer pipe 1 and a silencer mechanism, the silencer pipe 1 comprising a central pipe 11, a side pipe 12 and a rectangular box 13, the two side pipes 12 are symmetrically fixed at the two ends of the central pipe 11 by two rectangular boxes 13 to form the silencer pipe 1, and the rectangular box 13 comprises: a rectangular frame 131, a first sealing plate 132 and a second sealing plate 133.

[0035] Further, by Figure 1As shown, the silencer mechanism is arranged in a rectangular frame 131, a first sealing plate 132 is fixed at the end of the central tube 11 and is detachably connected to the rectangular frame 131, a second sealing plate 133 is fixed at the end of the side tube 12 and is detachably connected to the rectangular frame 131, two side tubes 12 are symmetrically fixed at both ends of the central tube 11 by means of two rectangular boxes 13 to form a silencer 1, and both side tubes 12 can be disassembled separately, which is convenient for disassembly to clean or inspect the inside of the silencer 1, and damaged parts can be replaced separately, which reduces the cost, and the silencer mechanism is also convenient for disassembly, cleaning or replacement.

[0036] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, the sound-absorbing mechanism includes: a microporous plate 3 and sound-absorbing cotton 4. The microporous plate 3 is installed in the rectangular frame 131 by pulling, and the sound-absorbing cotton 4 is installed in the rectangular frame 131 by pulling. The airflow first passes through the microporous plate 3 and then passes through the sound-absorbing cotton 4. The microporous plate 3 and the sound-absorbing cotton 4 cooperate to effectively reduce noise.

[0037] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a U-shaped insertion frame 2, a disassembly opening 1311 for the microporous plate 3 and the sound-absorbing cotton 4 to pass through is opened on the rectangular frame 131, the U-shaped insertion frame 2 is fixed in the rectangular frame 131 at a position corresponding to the disassembly opening 1311, and a slot 21 for the microporous plate 3 and the sound-absorbing cotton 4 to be embedded is opened on the U-shaped insertion frame 2, thereby realizing the pull-out installation of the microporous plate 3 and the sound-absorbing cotton 4, which is easy to install, use, disassemble, clean and replace.

[0038] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a limiting plate 5, which is fixed at the top of the rectangular frame 131 at a position corresponding to the disassembly and assembly port 1311. After the microporous plate 3 and the sound-absorbing cotton 4 are installed, the limiting plate 5 is fixed to the top of the rectangular frame 131 to limit the microporous plate 3 and the sound-absorbing cotton 4, thereby improving the installation stability of the microporous plate 3 and the sound-absorbing cotton 4.

[0039] Optionally, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a manual bolt 6, a second connecting block 51 is fixed at the end of the limit plate 5, and a first connecting block 1313 is fixed on the rectangular frame 131. The manual bolt 6 passes through the second connecting block 51 and is connected to the first connecting block 1313 by threaded engagement. The limit plate 5 is fixed by the manual bolt 6, which is convenient and stable to install. It is also easy to disassemble, so that the microporous plate 3 and the sound-absorbing cotton 4 can be taken out for cleaning or replacement.

[0040] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a rubber sealing ring 1312. The rubber sealing ring 1312 is glued and fixed to the top of the rectangular frame 131 at a position corresponding to the disassembly and assembly port 1311. After the limiting plate 5 is fixed, the rubber sealing ring 1312 shrinks to improve the sealing of the limiting plate 5 and avoid air leakage.

[0041] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, it also includes: an interface pipe 7, which is fixed to the end of the side pipe 12 away from the rectangular box 13 by a flange. When in use, the interface pipe 7 is connected to the gas pipeline. The interface pipe 7 can be fixed to the gas pipeline by welding, or by other conventional means, such as fixing with a flange.

[0042] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, a reduction pipe 71 is provided at one end of the interface pipe 7 away from the side pipe 12. When in use, the interface pipe 7 is welded and fixed to the gas pipeline, and the silencer pipe 1 is connected to the interface pipe 7 by a flange. The reduction pipe 71 can match most gas pipelines of different sizes and is welded firmly, avoiding the problem of being unable to connect due to the different specifications of the flange of the gas pipeline and the flange of the silencer pipe 1.

[0043] Components not described in detail herein are prior art.

[0044] Working principle and use process of the utility model: When using the silencer pipe 1 of the utility model, firstly weld and fix the interface pipe 7 to the gas pipeline, and then connect the silencer pipe 1 to the interface pipe 7 by flange;

[0045] During operation, the airflow first passes through the microporous plate 3 and then passes through the sound-absorbing cotton 4. The microporous plate 3 and the sound-absorbing cotton 4 cooperate to effectively reduce noise.

[0046] The silencer 1 of the utility model comprises two side pipes 12 which are symmetrically fixed at two ends of a central pipe 11 by means of two rectangular boxes 13 to form the silencer 1, and the two side pipes 12 can be disassembled separately, so that the inside of the silencer 1 can be easily cleaned or inspected, and damaged parts can be replaced separately, which reduces the cost, and the silencer mechanism is also easy to disassemble, clean or replace.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A copper silencer with two ends embedded in the pipe, comprising a silencer pipe (1) and a silencer mechanism, characterized in that: The muffler pipe (1) comprises a central pipe (11), a side pipe (12) and a rectangular box (13), wherein two side pipes (12) are symmetrically fixed to two ends of the central pipe (11) by means of two rectangular boxes (13) to form the muffler pipe (1), and the rectangular box (13) comprises: A rectangular frame (131), wherein the muffler mechanism is arranged in the rectangular frame (131); A first sealing plate (132), the first sealing plate (132) being fixed to the end of the central tube (11) and being detachably connected to the rectangular frame (131); A second sealing plate (133), the second sealing plate (133) is fixed to the end of the side tube (12) and is detachably connected to the rectangular frame (131).

2. The copper silencer with two-end embedded pipes according to claim 1 is characterized by: The muffler mechanism comprises: A microporous plate (3), wherein the microporous plate (3) is installed in the rectangular frame (131) by pulling; Sound-absorbing cotton (4), the sound-absorbing cotton (4) is installed in the rectangular frame (131) by pulling.

3. The copper silencer with two ends embedded in the pipe according to claim 2 is characterized in that: Also includes: A U-shaped insert frame (2) is provided on the rectangular frame (131) with a disassembly opening (1311) for the microporous plate (3) and the sound-absorbing cotton (4) to pass through; the U-shaped insert frame (2) is fixed in the rectangular frame (131) at a position corresponding to the disassembly opening (1311); and a slot (21) is provided on the U-shaped insert frame (2) for the microporous plate (3) and the sound-absorbing cotton (4) to be embedded.

4. The copper silencer with two-end embedded pipes according to claim 3 is characterized by: Also includes: A limiting plate (5), wherein the limiting plate (5) is fixed at a position corresponding to the disassembly opening (1311) at the top end of the rectangular frame (131).

5. The copper silencer with two ends embedded in the pipe according to claim 4 is characterized in that: Also includes: A manual bolt (6) is fixed to the end of the limiting plate (5), and a first connecting block (1313) is fixed to the rectangular frame (131). The manual bolt (6) passes through the second connecting block (51) and is connected to the first connecting block (1313) by screwing.

6. The copper silencer with two-end embedded pipes according to claim 5 is characterized in that: Also includes: A rubber sealing ring (1312) is bonded and fixed to the top of the rectangular frame (131) at a position corresponding to the disassembly opening (1311).

7. The copper silencer with two-end embedded pipes according to claim 1 is characterized by: Also includes: A mouthpiece (7) is fixed to an end of the side pipe (12) away from the rectangular box (13) by means of a flange.

8. The copper silencer with two ends embedded in pipes according to claim 7 is characterized in that: A constricted tube (71) is provided at one end of the mouthpiece (7) away from the side tube (12).

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