Noise reduction device for turbocharger
By designing detachable noise reduction and silencer components, the problem of inconvenience in disassembly caused by the integrated structure of the turbocharger is solved, convenient disassembly and maintenance are achieved, and noise is reduced.
Patent Information
- Application Number
- CN202422774362.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-14
- Publication Date
- 2025-10-14
- Estimated Expiration
- 2034-11-14
AI Technical Summary
Most of the existing turbocharger noise reduction devices are integrated, which makes disassembly and maintenance inconvenient and increases the difficulty of replacement and maintenance.
A structure including a noise reduction component, a fixing component and a silencer component is designed. The noise reduction component is installed at one end of the turbine casing, the fixing component is used to fix the noise reduction component, and the silencer component is used for silencer processing. The detachable connection of the components is achieved through the design of rubber tubes and fixing rings, which is convenient for disassembly and maintenance.
The turbocharger noise reduction device can be conveniently disassembled and repaired, effectively reducing noise and improving the convenience of maintenance.
Smart Images
Figure CN223434532U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to noise reduction technical field, concretely is a kind of noise reduction device for turbocharger. BACKGROUND
[0002] Turbocharger is a kind of device for improving the performance of internal combustion engine, it utilizes the energy in engine exhaust to compress intake, to increase the intake and oxygen content of engine, to further promote the power output of engine, turbocharger is widely used in automobile, ship, train and other internal combustion engine driven vehicles.
[0003] For the related technology in the above, the inventor believes that there are the following defects: although it can be noise reduction, but most are integrated, leading to inconvenient disassembly, to facilitate replacement and maintenance, to further increase the difficulty of replacement and maintenance, so we propose a kind of noise reduction device for turbocharger to solve the above problems. UTILITY MODEL CONTENT
[0004] In view of the deficiencies of the prior art, the utility model provides a kind of noise reduction device for turbocharger, solve the problem that most are integrated, leading to inconvenient disassembly.
[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of noise reduction device for turbocharger, including turbine shell, further comprising:
[0006] Noise reduction component, the noise reduction component is arranged at one end of the turbine shell, and the noise reduction component is used to carry out noise reduction treatment to turbocharger;
[0007] Fixing component, the fixing component is arranged at the outer side of the noise reduction component, and the fixing component is used to fix noise reduction component;And
[0008] Silencing component, the silencing component is arranged at one end of the noise reduction component, and the silencing component is used to carry out silencing treatment to turbocharger.
[0009] Preferably, the noise reduction component includes first noise reduction pipe, the first noise reduction pipe is arranged in the inner chamber of one end of the turbine shell, one end of the first noise reduction pipe is provided with first protrusion, one end of the first noise reduction pipe is provided with rubber tube, the outer side of the rubber tube is provided with first throat clamp and second throat clamp respectively at the center position, one end of the rubber tube is connected with silencing component.
[0010] Preferably, the outer diameter of the first noise reduction pipe is same with the inner diameter of the rubber tube, and the two are matched.
[0011] Preferably, the fixing assembly comprises a fixing ring arranged outside the first noise reduction pipe, a clamping groove is arranged in the inner cavity of the fixing ring, four clamping grooves are arranged in a circumferential array, an arc-shaped plate is arranged in the inner cavity of each clamping groove, an internally threaded hole is arranged at the central position of the inner cavity of each clamping groove, a screw rod is arranged in the inner cavity of the internally threaded hole, a bearing is arranged at one end of the screw rod, and the screw rod is connected with the top end of the arc-shaped plate.
[0012] Preferably, the other end of the screw rod is provided with a handle for facilitating rotation of the screw rod.
[0013] Preferably, the noise reduction assembly comprises a second noise reduction pipe arranged at one end of the rubber pipe, a second protrusion is arranged at one end of the second noise reduction pipe, sound insulation cotton is arranged in the inner cavity of the second noise reduction pipe, glass wool is arranged in the inner cavity of the sound insulation cotton, and a plurality of sound reduction pieces are arranged in the inner cavity of the glass wool and distributed in a cross shape.
[0014] Preferably, the outer diameter of the second noise reduction pipe is the same as the inner diameter of the rubber pipe, and the two are matched.
[0015] Beneficial effects
[0016] The utility model provides a noise reduction device for turbocharger, has the following beneficial effects compared with prior art:
[0017] The noise reduction device for turbocharger, when needing to reduce the noise of the turbocharger, first installs the noise reduction assembly at one end of the turbine shell, then fixes and connects the fixing assembly outside the noise reduction assembly, so that the noise reduction assembly can be inserted at one end of the turbine shell, and the turbine shell can limit the noise reduction assembly, so that the fixing assembly can fix the turbine shell and the noise reduction assembly, so that the staff can disassemble the noise reduction assembly conveniently, and the staff can replace and maintain conveniently, so that the noise reduction of the turbocharger can be processed, and the noise reduction assembly can limit and fix the sound reduction assembly, so that the sound reduction assembly can process the sound reduction of the turbocharger, and the noise can be reduced. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is the whole structure schematic diagram of the utility model;
[0019] Figure 2 It is the structure schematic diagram of the noise reduction assembly of the utility model;
[0020] Figure 3The utility model discloses a fixed assembly structure schematic view.
[0021] Figure 4 The utility model discloses a sound elimination assembly structure schematic view.
[0022] In the drawing: 1, turbine housing;2, noise reduction assembly;21, first noise reduction pipe;22, first protruding;23, rubber tube;24, first throat clamp;25, second throat clamp;3, fixed assembly;31, fixed ring;32, clamping groove;33, arc plate;34, internal thread hole;35, screw rod;36, handle;4, sound elimination assembly;41, second noise reduction pipe;42, second protruding;43, sound insulation cotton;44, glass wool;45, sound elimination piece. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative work belong to the range protected by the utility model.
[0024] Please refer to Figures 1-4 The utility model provides a kind of technical solutions: a kind of noise reduction device for turbocharger, including turbine housing 1, still include: noise reduction assembly 2, the noise reduction assembly 2 is set in turbine housing 1 one end, the noise reduction assembly 2 is used to carry out noise reduction treatment to turbocharger;Fixed assembly 3, the fixed assembly 3 is set in the outside of noise reduction assembly 2, the fixed assembly 3 is used to fix noise reduction assembly 2;And sound elimination assembly 4, the sound elimination assembly 4 is set in the one end of noise reduction assembly 2, the sound elimination assembly 4 is used to carry out sound elimination treatment to turbocharger;
[0025] When needing to carry out noise reduction to turbocharger, first, noise reduction assembly 2 is installed in turbine housing 1 one end, then fixed assembly 3 is fixedly connected in the outside of noise reduction assembly 2, so that noise reduction assembly 2 can be inserted in turbine housing 1 one end, then turbine housing 1 can limit noise reduction assembly 2, so that fixed assembly 3 can be fixed to turbine housing 1 and noise reduction assembly 2, so that staff can disassemble noise reduction assembly 2, then staff can be replaced and maintained, so that turbocharger can be carried out noise reduction treatment, since noise reduction assembly 2 one end is fixedly connected with sound elimination assembly 4, so that noise reduction assembly 2 can limit and fix sound elimination assembly 4, then sound elimination assembly 4 can carry out sound elimination treatment to turbocharger, so that noise can be reduced.
[0026] Please refer to Figure 1 , Figure 2The noise reduction component 2 includes a first noise reduction tube 21, which is arranged in the inner cavity of one end of the turbine housing 1. A first protrusion 22 is provided at one end of the first noise reduction tube 21. A rubber tube 23 is provided at one end of the first noise reduction tube 21. A first throat clamp 24 and a second throat clamp 25 are respectively provided at the center of the outer side of the rubber tube 23. One end of the rubber tube 23 is connected to the silencer component 4. The outer diameter of the first noise reduction tube 21 is the same as the inner cavity size of the rubber tube 23, and the two are adapted to each other.
[0027] The first noise reduction tube 21 in the noise reduction component 2 can be inserted into the inner cavity at one end of the turbine casing 1, and can also provide an installation basis for the first protrusion 22. Since the first noise reduction tube 21 is movably connected to a rubber tube 23 at one end, and a first throat hoop 24 and a second throat hoop 25 are respectively installed at the center position of the outer side of the rubber tube 23, and at the same time, one end of the rubber tube 23 is connected to the silencer component 4, the first throat hoop 24 and the second throat hoop 25 can fix the first noise reduction tube 21 and the silencer component 4 through the rubber tube 23, and then the first protrusion 22 can limit the rubber tube 23, so that the first noise reduction tube 21 and the silencer component 4 can be connected together, and then through the rubber tube 23, the vibration in the pipeline can be absorbed and isolated, and the rubber tube 23 can reduce the resonance phenomenon in the pipeline system, so as to reduce noise.
[0028] See Figure 1 、 Figure 3 The fixing assembly 3 includes a fixing ring 31, which is arranged on the outside of the first noise reduction tube 21. The inner cavity of the fixing ring 31 is provided with a locking groove 32, and there are four locking grooves 32. The four locking grooves 32 are distributed in a circular array. The inner cavity of each locking groove 32 is provided with an arc plate 33, and the inner cavity of each locking groove 32 is provided with an internal threaded hole 34 at the center. The inner cavity of the internal threaded hole 34 is provided with a screw 35, and one end of the screw 35 is provided with a bearing. The screw 35 is connected to the top of the arc plate 33, and the other end of the screw 35 is provided with a handle 36. The handle 36 is used to facilitate the rotation of the screw 35;
[0029] The fixed ring 31 in the fixed assembly 3 can be fixedly connected outside the first noise reduction pipe 21, and can provide a basis for opening the clamping groove 32. Since the clamping groove 32 is provided with four, and the inner cavity of each clamping groove 32 is movably connected with an arc-shaped plate 33, and the inner cavity of each clamping groove 32 is provided with an internally threaded hole 34 at the middle position, and the internally threaded hole 34 is fixedly connected with a screw rod 35, so that the screw rod 35 can rotate in the internally threaded hole 34, and the clamping groove 32 can limit the arc-shaped plate 33. Since one end of the screw rod 35 is fixedly connected with a bearing, and the screw rod 35 is connected with the top end of the arc-shaped plate 33, the screw rod 35 can drive the arc-shaped plate 33 to move up and down, and the arc-shaped plate 33 can fix the first noise reduction pipe 21 and the turbine housing 1, so that the first noise reduction pipe 21 and the turbine housing 1 can be easily disassembled, and the staff can be easily maintained. Since the other end of the screw rod 35 is fixedly connected with a handle 36, the screw rod 35 can support the handle 36, and the handle 36 can drive the screw rod 35 to rotate, so that the convenience can be improved.
[0030] Referring to Figure 1 , Figure 4 The sound reduction assembly 4 comprises a second noise reduction pipe 41, which is arranged at one end of the rubber pipe 23. The second noise reduction pipe 41 is provided with a second protrusion 42 at one end. The second noise reduction pipe 41 is provided with sound insulation cotton 43 in the inner cavity. The sound insulation cotton 43 is provided with glass wool 44 in the inner cavity. The glass wool 44 is provided with sound-absorbing pieces 45 in the inner cavity. The sound-absorbing pieces 45 are arranged in a cross distribution. The outer diameter of the second noise reduction pipe 41 is the same as the inner diameter of the rubber pipe 23, and they are compatible.
[0031] The second noise reduction pipe 41 in the sound reduction assembly 4 can be inserted into one end of the rubber pipe 23, and can provide a mounting basis for the second protrusion 42, so that the second protrusion 42 can limit the rubber pipe 23, and the second noise reduction pipe 41 can be fixed to the second noise reduction pipe 41 through the rubber pipe 23, so that the second noise reduction pipe 41 can reduce noise. Since the second noise reduction pipe 41 is fixedly connected with sound insulation cotton 43 in the inner cavity, and the sound insulation cotton 43 is fixedly connected with glass wool 44 in the inner cavity, and the glass wool 44 is fixedly connected with a plurality of sound-absorbing pieces 45 in the inner cavity, and the sound-absorbing pieces 45 are arranged in a cross distribution, the sound insulation cotton 43 can isolate and weaken the transmission of sound waves, and the glass wool 44 can absorb sound waves and reduce noise. Then through a plurality of sound-absorbing pieces 45, the cross-distributed sound-absorbing pieces 45 can disrupt the propagation direction of sound waves, so that the originally directly transmitted sound waves are dispersed in multiple directions, reducing the direct propagation of sound waves in the pipeline. Then through the sound energy absorption of the glass wool 44, the noise can be effectively reduced.
[0032] In work, when the turbocharger needs to be noise reduction, first install the noise reduction assembly 2 in one end of the turbine shell 1, then the fixed assembly 3 is fixedly connected outside the noise reduction assembly 2, so that the noise reduction assembly 2 is inserted in one end of the turbine shell 1, and then the turbine shell 1 can limit the noise reduction assembly 2, so that the fixed assembly 3 can fix the turbine shell 1 and the noise reduction assembly 2, so that the staff can disassemble the noise reduction assembly 2, and then the staff can replace and maintain, so that the turbocharger can be noise reduction, because the noise reduction assembly 2 is fixedly connected with the sound attenuation assembly 4, so that the noise reduction assembly 2 can limit the sound attenuation assembly 4, and then the sound attenuation assembly 4 can attenuate the noise of the turbocharger, so as to reduce the noise.
[0033] Through the first noise reduction pipe 21 in the noise reduction assembly 2, it can be inserted into the inner cavity of one end of the turbine shell 1, and can provide installation basis for the first protrusion 22, because the first noise reduction pipe 21 is movably connected with the rubber pipe 23, and the first and second throat clamps 24 and 25 are respectively installed at the central position outside the rubber pipe 23, and the rubber pipe 23 is connected with the sound attenuation assembly 4, so that the first and second throat clamps 24 and 25 can fix the first noise reduction pipe 21 and the sound attenuation assembly 4 through the rubber pipe 23, and then the first protrusion 22 can limit the rubber pipe 23, so as to connect the first noise reduction pipe 21 and the sound attenuation assembly 4 together, and then through the rubber pipe 23, so as to absorb and isolate the vibration in the pipeline, and then the rubber pipe 23 can reduce the resonance phenomenon in the pipeline system, so as to reduce the noise.
[0034] Through the fixed ring 31 in the fixed assembly 3, it can be fixedly connected outside the first noise reduction pipe 21, and can provide opening basis for the clamping groove 32, because the clamping groove 32 is provided with four, and each clamping groove 32 is movably connected with the arc plate 33, and the inner threaded hole 34 is provided at the central position in each clamping groove 32, and the screw rod 35 is fixedly connected in the inner threaded hole 34, so that the screw rod 35 can rotate in the inner threaded hole 34, and then the clamping groove 32 can limit the arc plate 33, because the screw rod 35 is fixedly connected with the bearing at one end, and the screw rod 35 is connected with the top end of the arc plate 33, so that the screw rod 35 drives the arc plate 33 to move up and down, and then the arc plate 33 can fix the first noise reduction pipe 21 and the turbine shell 1, so as to facilitate disassembly, and then the staff can maintain, because the handle 36 is fixedly connected with the other end of the screw rod 35, so that the screw rod 35 can provide support for the handle 36, and then the handle 36 can drive the screw rod 35 to rotate, so as to improve the convenience.
[0035] Through the second noise reduction pipe 41 in the noise reduction assembly 4, it can be inserted at one end of the rubber pipe 23, and also can provide a mounting base for the second protrusion 42, so that the second protrusion 42 can limit the rubber pipe 23, and then the second throat ring 25 can fix the second noise reduction pipe 41 through the rubber pipe 23, so that the second noise reduction pipe 41 can reduce noise. Since the second noise reduction pipe 41 is fixedly connected with the sound insulation cotton 43 in the cavity, and the sound insulation cotton 43 is fixedly connected with the glass cotton 44 in the cavity, and the glass cotton 44 is fixedly connected with a plurality of sound elimination pieces 45 in the cavity, and the plurality of sound elimination pieces 45 are cross-distributed, so that the sound insulation cotton 43 can isolate and weaken the transmission of sound waves, and then the glass cotton 44 can absorb sound waves to reduce noise, and then through the plurality of sound elimination pieces 45, so that the cross-distributed sound elimination pieces 45 can disrupt the propagation direction of sound waves, and then the originally directly transmitted sound waves can be dispersed in multiple directions, reducing the direct propagation of sound waves in the pipeline, and then through the absorption of sound energy by the glass cotton 44, the noise can be effectively reduced.
[0036] In summary, the device can not only reduce noise, but also eliminate noise, and can be easily assembled by the staff, so that the staff can be easily disassembled, and then the staff can be easily maintained.
[0037] Meanwhile, the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.
Claims
1. A noise reduction device for a turbocharger, comprising a turbine housing (1), characterized in that: Also includes: A noise reduction component (2), the noise reduction component (2) being arranged at one end of the turbine housing (1), and the noise reduction component (2) being used for performing noise reduction processing on the turbocharger; A fixing component (3), the fixing component (3) being arranged outside the noise reduction component (2), and the fixing component (3) being used to fix the noise reduction component (2); as well as A silencer component (4) is provided at one end of the noise reduction component (2), and the silencer component (4) is used for performing silence processing on the turbocharger.
2. The noise reduction device for a turbocharger according to claim 1, characterized in that: The noise reduction component (2) includes a first noise reduction pipe (21), the first noise reduction pipe (21) is arranged in the inner cavity of one end of the turbine housing (1), a first protrusion (22) is provided at one end of the first noise reduction pipe (21), a rubber tube (23) is provided at one end of the first noise reduction pipe (21), a first throat hoop (24) and a second throat hoop (25) are respectively provided at the center position of the outer side of the rubber tube (23), and one end of the rubber tube (23) is connected to the silencer component (4).
3. The noise reduction device for a turbocharger according to claim 2, characterized in that: The outer diameter of the first noise reduction tube (21) is the same as the inner diameter of the rubber tube (23), and the two are compatible.
4. The noise reduction device for a turbocharger according to claim 3, characterized in that: The fixing assembly (3) includes a fixing ring (31), which is arranged on the outside of the first noise reduction tube (21). The inner cavity of the fixing ring (31) is provided with a snap-fit groove (32), and there are four snap-fit grooves (32). The four snap-fit grooves (32) are distributed in a circular array. The inner cavity of each snap-fit groove (32) is provided with an arc plate (33). The inner cavity of each snap-fit groove (32) is provided with an internal threaded hole (34) at a central position. The inner cavity of the internal threaded hole (34) is provided with a screw (35). A bearing is provided at one end of the screw (35). The screw (35) is connected to the top end of the arc plate (33).
5. The noise reduction device for a turbocharger according to claim 4, characterized in that: The other end of the screw rod (35) is provided with a handle (36), and the handle (36) is used to facilitate the rotation of the screw rod (35).
6. The noise reduction device for a turbocharger according to claim 3, characterized in that: The muffler assembly (4) includes a second noise reduction pipe (41), the second noise reduction pipe (41) is arranged at one end of the rubber pipe (23), a second protrusion (42) is provided at one end of the second noise reduction pipe (41), the inner cavity of the second noise reduction pipe (41) is provided with sound insulation cotton (43), the inner cavity of the sound insulation cotton (43) is provided with glass wool (44), the inner cavity of the glass wool (44) is provided with a muffler sheet (45), a plurality of muffler sheets (45) are provided, and the plurality of muffler sheets (45) are cross-distributed.
7. The noise reduction device for a turbocharger according to claim 6, characterized in that: The outer diameter of the second noise reduction tube (41) is the same as the inner diameter of the rubber tube (23), and the two are compatible.