Assembled ventilation silencer

Abstract

The utility model discloses an assembly type ventilation silencer, and particularly relates to the technical field of ventilation silencers, the assembly type ventilation silencer comprises a silencer body 1, the left side of the silencer body 1 is provided with a connecting flange, the periphery of the surface of the connecting flange is provided with connecting holes, and the outer wall of the silencer body 1 is fixedly sleeved with a mounting mechanism. The right side of the first silencer body is connected with a middle piece mechanism in an inserted mode, and the right side of the middle piece mechanism is detachably connected with a second silencer body. According to the assembled ventilation silencer, vibration of the silencer can be conveniently reduced through the arranged installation mechanism, meanwhile, friction of the silencer body is prevented, fracture damage caused by vibration of the silencer is prevented, and installation and fixation of the device are facilitated; and through the arranged middleware mechanism, the equipment can be assembled with silencers of different lengths according to use requirements, assembly is facilitated according to actual requirements, the use flexibility is good, and the installation convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation silencers, in particular to an assembled ventilation silencer. Background Art

[0002] The ventilation duct silencer is a device that uses the principles of sound absorption, reflection, and interference to reduce airflow noise in ventilation and air conditioning systems. It can be divided into resistive, reactive, resonant, and composite types according to the different silencer principles.

[0003] The prior art has the following problems.

[0004] 1. The existing assembled ventilation silencer will generate a lot of noise when a large amount of gas passes through it for a long time, affecting people's rest and use. The device lacks a silencer structure and cannot eliminate excessive noise. The ventilation device is installed in the air, which causes the device to vibrate when in use, causing noise. The device is troublesome to install and has a complex structure, which is not conducive to disassembly and maintenance;

[0005] 2. The existing assembled ventilation silencer is inconvenient for users to assemble silencers of different lengths according to use needs, and the use effect is not good. Utility Model Content

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] An assembled ventilation silencer comprises a silencer body, a connecting flange is arranged on the left side of the silencer body, connecting holes are arranged around the surface of the connecting flange, a mounting mechanism is fixedly sleeved on the outer wall of the silencer body, an intermediate piece mechanism is inserted on the right side of the silencer body, and a muffler body 2 is detachably connected to the right side of the intermediate piece mechanism.

[0008] Preferably, the mounting mechanism includes a lower splint, an inner bottom wall of the lower splint is fit-connected to an outer wall of a muffler body, lower ear plates are provided on both sides of the upper end of the lower splint, an upper splint is provided on the upper end of the lower ear plate, both sides of the upper splint are fixedly connected with the upper ear plates, a fastening bolt is threadedly connected to the middle part of the upper ear plate, a fixing plate is welded to the upper end of the upper splint, the upper end of the fixing plate is movably connected to a support frame, the upper end of the support frame is fixedly connected to a mounting plate, the internal bag of the fixing plate is embedded with a mounting cavity, the inner bottom wall of the mounting cavity is fixedly connected with a spring, and the upper end of the spring is fixedly connected to a shock-absorbing rod.

[0009] Preferably, lower ear plates are fixedly connected to both sides of the upper end of the lower clamping plate, and the upper end of the lower clamping plate is detachably connected to the lower end of the upper clamping plate.

[0010] Preferably, the inner walls of the lower clamping plate and the upper clamping plate are fixedly connected with shock-absorbing pads.

[0011] Preferably, the intermediate member mechanism includes an intermediate connecting pipe, one side of which is detachably connected to one side of the muffler body, a fixing ring is provided in the middle of the inner wall of the intermediate connecting pipe, rubber sealing pads are provided on both sides of the fixing ring, and a sealing ring is bonded to the inner wall of the intermediate connecting pipe.

[0012] Preferably, the middle portion of the inner wall of the intermediate connecting pipe is fixedly connected to the outer wall of the fixing ring, and rubber sealing pads are bonded to both sides of the fixing ring.

[0013] Preferably, the rubber sealing pad and the sealing ring are provided to increase the sealing performance between the muffler body 1 and the muffler body 2.

[0014] Preferably, one side of the connecting flange is welded to the left side of the muffler body, and connecting holes are provided around the outer surface of the connecting flange.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The utility model can reduce the vibration of the muffler by means of the installation mechanism, prevent the friction of the muffler body, prevent the muffler from being broken or damaged by the vibration, and facilitate the installation and fixation of the device.

[0017] 2. During the implementation of the utility model, the intermediate piece mechanism provided enables the equipment to be equipped with mufflers of different lengths according to the use requirements, which is convenient for assembly according to actual needs, has good flexibility in use, and increases installation convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation mechanism structure of the utility model;

[0020] Figure 3 It is a detailed structural diagram of the installation mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the middleware mechanism of the utility model;

[0022] Figure 5 It is a side view of the utility model.

[0023] In the figure: 1. Muffler body 1; 2. Connecting flange; 3. Connecting hole; 4. Mounting mechanism; 5. Intermediate mechanism; 6. Muffler body 2; 41. Lower clamping plate; 42. Lower ear plate; 43. Upper clamping plate; 44. Upper ear plate; 45. Fastening bolts; 46. Fixing plate; 47. Support frame; 48. Mounting plate; 49. Mounting cavity; 410. Spring; 411. Shock absorber rod; 51. Middle connecting pipe; 52. Fixing ring; 53. Rubber sealing pad; 54. Sealing ring. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1 , Figure 5 As shown, an assembled ventilation silencer includes a silencer body 1, a connecting flange 2 is arranged on the left side of the silencer body 1, and connecting holes 3 are arranged around the surface of the connecting flange 2. A mounting mechanism 4 is fixedly sleeved on the outer wall of the silencer body 1. The mounting mechanism 4 can enable the device to reduce the vibration of the silencer, and prevent the friction of the silencer body, prevent the vibration of the silencer from causing breakage and damage, and facilitate the installation and fixation of the device. An intermediate piece mechanism 5 is inserted on the right side of the silencer body 1. The intermediate piece mechanism 5 can enable the device to assemble silencers of different lengths according to the needs of use, and is convenient for assembly according to actual needs, with good flexibility in use and increased installation convenience. The right side of the intermediate piece mechanism 5 is detachably connected with a silencer body 6, one side of the connecting flange 2 is welded to the left side of the silencer body 1, and connecting holes 3 are arranged around the outer surface of the connecting flange 2.

[0026] like Figure 2 , Figure 3 As shown, the mounting mechanism 4 includes a lower clamping plate 41, the inner bottom wall of the lower clamping plate 41 is fitted and connected with the outer wall of the muffler body 1, lower ear plates 42 are arranged on both sides of the upper end of the lower clamping plate 41, and an upper clamping plate 43 is arranged on the upper end of the lower ear plate 42. Upper ear plates 44 are fixedly connected to both sides of the upper clamping plate 43, and a fastening bolt 45 is threadedly connected to the middle part of the upper ear plate 44. A fixing plate 46 is welded to the upper end of the upper clamping plate 43, and a support frame 47 is movably connected to the upper end of the fixing plate 46. A mounting plate 48 is fixedly connected to the upper end of the support frame 47. A mounting cavity 49 is embedded in the inner capsule of the fixing plate 46, and a spring 410 is fixedly connected to the inner bottom wall of the mounting cavity 49. A damping rod 411 is fixedly connected to the upper end of the spring 410.

[0027] Lower ear plates 42 are fixedly connected to both sides of the upper end of the lower clamping plate 41, and the upper end of the lower clamping plate 41 is detachably connected to the lower end of the upper clamping plate 43;

[0028] Shock-absorbing pads are fixedly connected to the inner walls of the lower clamping plate 41 and the upper clamping plate 43 .

[0029] As can be seen from the above, shock-absorbing pads are adhered inside the lower clamping plate 41 and the upper clamping plate 43. The shock-absorbing pads are made of rubber material to reduce the vibration between the lower clamping plate 41 and the upper clamping plate 43 and the muffler body 1 and the muffler body 2 6 to prevent the generation of noise.

[0030] like Figure 4 As shown, the intermediate member mechanism 5 includes an intermediate connecting pipe 51, one side of the intermediate connecting pipe 51 is detachably connected to one side of the muffler body 1, a fixing ring 52 is provided in the middle of the inner wall of the intermediate connecting pipe 51, rubber sealing pads 53 are provided on both sides of the fixing ring 52, and a sealing ring 54 is bonded to the inner wall of the intermediate connecting pipe 51;

[0031] The middle part of the inner wall of the intermediate connecting pipe 51 is fixedly connected to the outer wall of the fixing ring 52, and rubber sealing pads 53 are bonded to both sides of the fixing ring 52;

[0032] The rubber sealing pad 53 and the sealing ring 54 are provided to increase the sealing performance between the muffler body 1 and the muffler body 2 6 .

[0033] As can be seen from the above, the inner diameter of the sealing ring 54 is consistent with the outer diameter of the muffler body 1 and the muffler body 2 6.

[0034] The working principle of the utility model is as follows: first, the staff places the intermediate connecting pipe 51 between the muffler body 1 and the muffler body 2 6, and then inserts the opposite ends of the muffler body 1 and the muffler body 2 6 into the two ends of the intermediate connecting pipe 51. When the insertion is completed, the ends of the muffler body 1 and the muffler body 2 6 are both fitted with the rubber sealing pads 53 on both sides of the fixing ring 52, and then the lower clamping plate 41 is placed on the bottom of the muffler body 1 and the muffler body 2 6, and then the upper clamping plate 43 is placed on the muffler body. 1 and the top of the muffler body 2 6, and ensure that the upper clamping plate 43 corresponds to the lower clamping plate 41, and the upper ear plate 44 corresponds to the lower ear plate 42, and then, fix them together by tightening bolts 45, the inside of the fixing plate 46 is fixedly connected with a spring 410 through an installation cavity 49, and the top of the fixing plate 46 is slidably connected with a support frame 47 through a shock-absorbing rod 411 to reduce the vibration between the support frame 47 and the upper clamping plate 43, and two symmetrical threaded holes are provided on the top of the mounting plate 48 to facilitate the installation and fixation of the mounting plate 48.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An assembled ventilation muffler, comprising a muffler body (1), characterized in that: The left side of the muffler body 1 (1) is provided with a connecting flange (2), and the surface of the connecting flange (2) is provided with connecting holes (3) around it. The outer wall of the muffler body 1 (1) is fixedly sleeved with a mounting mechanism (4), and the right side of the muffler body 1 (1) is plugged with an intermediate member mechanism (5), and the right side of the intermediate member mechanism (5) is detachably connected with the muffler body 2 (6).

2. The assembled ventilation muffler according to claim 1, characterized in that: The mounting mechanism (4) comprises a lower clamping plate (41), the inner bottom wall of the lower clamping plate (41) is closely connected to the outer wall of the muffler body (1), lower ear plates (42) are arranged on both sides of the upper end of the lower clamping plate (41), an upper clamping plate (43) is arranged on the upper end of the lower ear plate (42), upper ear plates (44) are fixedly connected to both sides of the upper clamping plate (43), and a fastening bolt (45) is threadedly connected to the middle part of the upper ear plate (44). A fixing plate (46) is welded to the upper end of the upper clamping plate (43), the upper end of the fixing plate (46) is movably connected to a support frame (47), the upper end of the support frame (47) is fixedly connected to a mounting plate (48), the internal capsule of the fixing plate (46) is embedded with a mounting cavity (49), the internal bottom wall of the mounting cavity (49) is fixedly connected to a spring (410), and the upper end of the spring (410) is fixedly connected to a shock absorbing rod (411).

3. The assembled ventilation muffler according to claim 2, characterized in that: Lower ear plates (42) are fixedly connected to both sides of the upper end of the lower clamping plate (41), and the upper end of the lower clamping plate (41) is detachably connected to the lower end of the upper clamping plate (43).

4. The assembled ventilation muffler according to claim 3, characterized in that: The inner walls of the lower clamping plate (41) and the upper clamping plate (43) are both fixedly connected with shock-absorbing pads.

5. The assembled ventilation muffler according to claim 1, characterized in that: The intermediate member mechanism (5) comprises an intermediate connecting pipe (51), one side of the intermediate connecting pipe (51) being detachably connected to one side of the muffler body (1), a fixing ring (52) being provided in the middle of the inner wall of the intermediate connecting pipe (51), rubber sealing pads (53) being provided on both sides of the fixing ring (52), and a sealing ring (54) being bonded to the inner wall of the intermediate connecting pipe (51).

6. The assembled ventilation muffler according to claim 5, characterized in that: The middle portion of the inner wall of the intermediate connecting pipe (51) is fixedly connected to the outer wall of the fixing ring (52), and rubber sealing pads (53) are bonded to both sides of the fixing ring (52).

7. An assembled ventilation muffler according to claim 6, characterized in that: The rubber sealing pad (53) and the sealing ring (54) are provided to increase the sealing performance between the muffler body 1 (1) and the muffler body 2 (6).

8. The assembled ventilation muffler according to claim 1, characterized in that: One side of the connecting flange (2) is welded to the left side of the muffler body (1), and connecting holes (3) are provided around the outer surface of the connecting flange (2).

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