CN116013235A - Waste gas silencing equipment - Google Patents
Waste gas silencing equipment Download PDFInfo
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- CN116013235A CN116013235A CN202211686313.8A CN202211686313A CN116013235A CN 116013235 A CN116013235 A CN 116013235A CN 202211686313 A CN202211686313 A CN 202211686313A CN 116013235 A CN116013235 A CN 116013235A
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- sound absorbing
- waste gas
- silencing
- conical
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The invention discloses an exhaust gas silencing device, which comprises a silencing shell and further comprises: the two first conical pipes are rotatably arranged at two ends of the silencing shell; waste gas amortization mechanism, detachable setting can be in two first conical tubes, can be after waste gas enters into equipment in, and quick carry out the amortization to waste gas, and at the in-process of amortization moreover, can carry out filtration treatment in the waste gas, waste gas amortization mechanism includes two second conical tubes. According to the invention, the second conical pipe is arranged in the first conical pipe, so that the flow speed of exhaust gas flow in the silencing shell can be reduced by utilizing the first porous acoustic boards and the second porous acoustic boards, and the noise of exhaust gas is reduced by porous sound absorption.
Description
Technical Field
The invention relates to the technical field of waste gas silencing, in particular to waste gas silencing equipment.
Background
The glass needs to use the hot-blast furnace when producing, and the emission of current hot-blast furnace waste gas is very frequent work in the daily production, and the noise is very big when blast furnace workshop hot-blast furnace waste gas diffuses, can reach more than 120 decibels, and the staff in near the region need keep away from this region when diffusing to avoid too high noise pollution. Noise generated when exhaust gas of the hot blast stove is diffused not only pollutes the environment, but also damages equipment due to vibration generated by the noise.
Patent number CN201920388543.3 discloses a blast furnace hot-blast furnace exhaust silencer, belongs to the fume emission technical field, and the technical problem that solves provides an effective noise reduction and convenient blast furnace hot-blast furnace exhaust silencer who dismantles the maintenance, and the technical scheme who adopts is: the silencing part is fixed above the supporting bottom plate, the silencing inner cylinder is of a cylindrical structure with one end open, a silencing hole is formed in the cylinder wall of the silencing inner cylinder, the silencing outer cylinder is sleeved on the outer side of the silencing inner cylinder, one end of the silencing outer cylinder is fixedly connected with the outer wall of the opening end of the silencing inner cylinder in a sealing manner, the other end of the silencing outer cylinder is of an opening structure, the supporting ring is fixedly connected with the outer wall of the silencing outer cylinder, the lower part of the supporting ring is fixedly connected with the clamping seat, and the clamping seat is matched with the clamping groove on the supporting bottom plate; the silencing component can effectively reduce noise and avoid the interference of excessive noise to staff.
Currently, existing exhaust silencing devices also suffer from drawbacks, such as; the existing waste gas silencing equipment only utilizes the silencing inner barrel and the silencing tail barrel in the using process, can effectively reduce noise, avoids the interference of excessive noise to other regional workers, but in the actual using process, simply adopts a barrel to reduce noise, the noise reduction effect is not very good, the existing waste gas silencing equipment can only carry out silencing, and can not carry out filtering treatment on waste gas in the silencing process, so that various waste gas treatment equipment needs to be arranged, and the waste gas silencing equipment is quite inconvenient.
Disclosure of Invention
The invention aims to provide an exhaust gas silencing device, which solves the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: an exhaust gas silencing apparatus comprising a silencing housing, further comprising:
the two first conical pipes are rotatably arranged at two ends of the silencing shell;
the waste gas silencing mechanism is detachably arranged in the two first conical pipes, can quickly silence waste gas after the waste gas enters the equipment, and can filter the waste gas in the silencing process;
the upper end and the lower end of the inner wall of the second conical tube are connected with a plurality of second porous acoustic boards by bolts;
the novel sound absorbing structure is characterized in that cavities are formed in the first porous sound absorbing plate and the second porous sound absorbing plate, a plurality of sound absorbing holes are formed in the outer sides of the first porous sound absorbing plate and the second porous sound absorbing plate, waterproof breathable films are fixedly connected to the inside of the sound absorbing holes, and water is filled in the cavities.
In this kind of technical scheme, can set up a plurality of first porous abatvoix and second porous abatvoix in first conical tube and second conical tube, utilize a plurality of first porous abatvoix and second porous abatvoix, reduce the velocity of flow of waste gas air flow in the amortization casing, can carry out porous sound absorption moreover, reduce the noise of waste gas, be provided with waterproof ventilated membrane in the sound absorption downthehole of porous abatvoix moreover, can make waste gas enter into in the cavity of first porous abatvoix and second porous abatvoix, carry out preliminary filtration to waste gas through the water in the cavity, make first porous abatvoix and second porous abatvoix can play simultaneously and fall noise and filterable effect.
As an alternative scheme of the technical scheme of the invention, the upper end and the lower end of the silencing shell are connected with the water tank by adopting the bolts, one end, close to the silencing shell, of the water tank is communicated with the first pipeline, one end, far away from the water tank, of the first pipeline is communicated with the water pump through the silencing shell, one end, far away from the first pipeline, of the water pump is communicated with the second pipeline, one end, far away from the water pump, of the second pipeline is communicated with the transverse water pipe, and a plurality of obliquely arranged plate-shaped pipes are equidistantly communicated at the bottom of the transverse water pipe.
In this kind of technical scheme, owing to set up a plurality of plate type pipes slope on horizontal water pipe, can utilize a plurality of plate type pipes, block noise and air current, further promote the effect of making an uproar falls, the back is opened to the water pump moreover, can spray to the inside of sound damping casing through the plate type pipe to utilize to spray and filter waste gas, thereby make and spray filtering mechanism and make an uproar mechanism integration of falling, saved and set up a plurality of exhaust treatment facilities.
As an alternative of the technical scheme of the invention, both ends of the transverse water pipe are of a sealed structure.
As an alternative of the technical scheme of the invention, one end of the transverse water pipe, which is far away from the second pipeline, is connected with one end of the supporting rod by adopting a screw, the other end of the supporting rod is connected with a double-headed motor by adopting a screw, both ends of the double-headed motor are connected with motor shafts, one end of the motor shaft, which is far away from the double-headed motor, is fixedly connected with a rotating rod, one end of the rotating rod, which is far away from the motor shaft, is fixedly connected with an exhaust fan blade, and a second conical tube is detachably connected inside the exhaust fan blade.
In this kind of technical scheme, can utilize the double-end motor to drive second conical tube and first conical tube rotation, drive the exhaust fan leaf rotation through the second conical tube, can be quick with waste gas suction to the inside processing of amortization casing to promote waste gas treatment and transmission's efficiency.
As an alternative of the technical scheme of the invention, one end of the first conical tube far away from the silencing shell is rotatably communicated with a rotary joint, and a circle of the inner wall of the rotary joint is fixedly connected with a plurality of third porous sound absorbing plates.
In this kind of technical scheme, not only can utilize rotary joint to be connected with outside exhaust gas pipeline, make first conical tube can carry out transmission waste gas around rotary joint rotatory in-process, can not influence the rotation of air pumping flabellum, in addition at the inside third porous abatvoix that sets up of rotary joint, can carry out porous sound absorption, further promote the effect of making an uproar of falling.
As an alternative of the technical scheme of the invention, the top of one side of the water tank and the bottom of the other side of the water tank are both communicated with one end of a first pipeline, and the other end of the first pipeline is detachably connected with a first pipe cover.
As an alternative of the technical scheme of the invention, the top of one side and the bottom of the other side of the first porous acoustic board and the second porous acoustic board are respectively communicated with one end of a second pipeline, and the other end of the second pipeline is detachably connected with a second pipe cover.
As an alternative of the technical scheme of the invention, annular grooves are formed on two sides of the silencing shell, bearings are connected in the annular grooves in an embedded mode, and the inner rings of the bearings and the first conical tube form a rotating structure.
As an alternative of the technical scheme of the invention, the two sides of the bottom of the silencing shell are connected with the supporting plates by adopting screws, the bottoms of the supporting plates are connected with the supporting base by adopting screws, and the front side of the supporting base is connected with the industrial control computer by adopting screws.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the second conical pipe is arranged in the first conical pipe, the first porous acoustic board and the second porous acoustic board are arranged in the first conical pipe and the second conical pipe, the flow speed of the exhaust gas flow in the silencing shell is reduced by utilizing the first porous acoustic board and the second porous acoustic board, porous sound absorption can be carried out, noise of the exhaust gas is reduced, the waterproof breathable film is arranged in the sound absorption holes of the porous acoustic board, the exhaust gas can enter the cavities of the first porous acoustic board and the second porous acoustic board, and the water in the cavities can be used for primarily filtering the exhaust gas, so that the first porous acoustic board and the second porous acoustic board can simultaneously have the effects of noise reduction and filtration.
2. According to the invention, the plurality of plate-type pipes are obliquely arranged on the transverse water pipe, so that noise and air flow can be blocked by using the plurality of plate-type pipes, the noise reduction effect is further improved, and after the water pump is opened, waste gas can be sprayed into the noise reduction shell through the plate-type pipes, so that the waste gas is filtered by spraying, and the spraying and filtering mechanism and the noise reduction mechanism are integrated, so that a plurality of waste gas treatment devices are omitted.
3. According to the invention, the double-headed motor between the two transverse water pipes can be utilized to drive the second conical pipe and the first conical pipe to rotate, and the exhaust fan blade is driven to rotate through the second conical pipe, so that waste gas can be rapidly pumped into the silencing shell for treatment, and the waste gas treatment and transmission efficiency is improved.
4. According to the invention, through the third porous sound-absorbing plate in the rotary joint, the rotary joint can be used for being connected with an external exhaust gas pipeline, so that the first conical pipe can transmit exhaust gas in the process of rotating around the rotary joint, the rotation of the fan blade cannot be influenced, and the third porous sound-absorbing plate arranged in the rotary joint can be used for porous sound absorption, so that the noise reduction effect is further improved.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is an overall view of an exhaust muffler apparatus of the present invention;
FIG. 2 is an internal view of a muffler shell and conical tube of an exhaust muffler according to the present invention;
FIG. 3 is an interior view of a first porous acoustic panel and a second porous acoustic panel of an exhaust muffler device according to the present invention;
fig. 4 is a side view of a rotary joint of an exhaust muffler device according to the present invention.
In the figure: 1. a support base; 101. an industrial control computer; 2. a support plate; 201. a sound deadening housing; 202. a first conical tube; 203. a water tank; 204. a first connection pipe; 205. a first tube cap; 206. a rotary joint; 207. a second tapered tube; 208. a second porous acoustic panel; 209. a first porous acoustic panel; 210. an annular groove; 211. a bearing; 212. a first pipe; 213. a water pump; 214. a second pipe; 215. a transverse water pipe; 216. a plate-type tube; 217. a sound absorbing hole; 218. a waterproof breathable film; 219. a second connection pipe; 220. a second tube cover; 221. a third porous acoustic panel; 222. a cavity; 3. a support rod; 301. a double-ended motor; 302. a motor shaft; 303. a rotating rod; 304. and the fan blade is used for exhausting air.
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution: an exhaust gas silencing apparatus comprising a silencing housing 201, further comprising: two first conical pipes 202 rotatably provided at both ends of the sound deadening housing 201; the waste gas silencing mechanism is detachably arranged in the two first conical pipes 202, can quickly silence waste gas after the waste gas enters the equipment, and can filter the waste gas in the silencing process, and comprises two second conical pipes 207, wherein the two second conical pipes 207 are detachably connected in the first conical pipes 202 and are opposite to the first conical pipes 202; the upper end and the lower end of the inner wall of the first conical tube 202 are connected with a first porous sound absorbing plate 209 by adopting screws, and the upper end and the lower end of the inner wall of the second conical tube 207 are connected with a plurality of second porous sound absorbing plates 208 by adopting screws; the first porous sound absorbing plate 209 and the second porous sound absorbing plate 208 are internally provided with the cavity 222, the outer sides of the first porous sound absorbing plate 209 and the second porous sound absorbing plate 208 are provided with the plurality of sound absorbing holes 217, the inside of the sound absorbing holes 217 is fixedly connected with the waterproof and breathable film 218, water is filled in the cavity 222, after the waste gas enters the first conical tube 202, the noise generated by the waste gas can be absorbed through the first porous sound absorbing plate 209 in the first conical tube 202, the waste gas can reenter the second conical tube 207, the noise is secondarily absorbed by the plurality of second porous sound absorbing plates 208 in the second conical tube 207, and accordingly noise reduction is rapidly performed.
Referring to fig. 2, the upper and lower ends of the silencing shell 201 are connected with the water tank 203 by screws, one end of the water tank 203, close to the silencing shell 201, is communicated with the first pipeline 212, one end, far away from the water tank 203, of the first pipeline 212 is communicated with the water pump 213 through the silencing shell 201, one end, far away from the first pipeline 212, of the water pump 213 is communicated with the second pipeline 214, one end, far away from the water pump 213, of the second pipeline 214 is communicated with the transverse water pipe 215, a plurality of obliquely arranged plate-shaped pipes 216 are equidistantly communicated at the bottom of the transverse water pipe 215, after preliminary filtration is completed, waste gas can enter the silencing shell 201, and due to the oblique arrangement of the plate-shaped pipes 216 on the transverse water pipe 215, waste gas can be blocked obliquely, the flow rate of the waste gas can be reduced, noise can be blocked multiply, and after the water pump 213 is opened, water can be pumped into the transverse water pipe 215 through the first pipeline 212 and the second pipeline 214, and the waste gas is sprayed and filtered through the spraying of the plurality of plate-shaped pipes 216.
Referring to fig. 2, the two ends of the horizontal water pipe 215 are both in a sealed structure.
Referring to fig. 2, one end of the horizontal water pipe 215 far away from the second pipeline 214 is connected with one end of the supporting rod 3 by adopting a screw, the other end of the supporting rod 3 is connected with the double-headed motor 301 by adopting a screw, both ends of the double-headed motor 301 are connected with the motor shaft 302, one end of the motor shaft 302 far away from the double-headed motor 301 is fixedly connected with the rotating rod 303, one end of the rotating rod 303 far away from the motor shaft 302 is fixedly connected with the exhaust fan blade 304, and the inside of the exhaust fan blade 304 is detachably connected with the second conical tube 207, when the exhaust gas needs to be pumped into the silencing shell 201 quickly, the second motor can be turned on, the second motor drives the second motor shaft 302, the second motor shaft 302 drives the rotating rod 303, the rotating rod 303 drives the exhaust fan blade 304, the exhaust fan blade 304 drives the second conical tube 207, and the second conical tube 207 drives the first conical tube 202 to rotate through the bearing 211.
Referring to fig. 4, one end of the first conical tube 202 far away from the silencing shell 201 is rotatably communicated with a rotary joint 206, a circle of third porous sound absorbing plates 221 are fixedly connected to the inner wall of the rotary joint 206, and the rotary joint 206 is connected with an external exhaust gas pipeline, so that the first conical tube 202 can transmit exhaust gas in the process of rotating around the rotary joint 206, the rotation of the air draft fan blade 304 is not affected, and the third porous sound absorbing plates 221 arranged inside the rotary joint 206 can absorb sound in multiple holes, so that the noise reduction effect is further improved.
Referring to fig. 1 and 2, the top of one side and the bottom of the other side of the water tank 203 are both connected to one end of a first pipe 212, and the other end of the first pipe 212 is detachably connected to a first pipe cover 205.
Referring to fig. 3, the top of one side and the bottom of the other side of the first porous acoustic panel 209 and the second porous acoustic panel 208 are respectively connected to one end of the second pipe 214, and the other end of the second pipe 214 is detachably connected to the second pipe cover 220.
Referring to fig. 2, annular grooves 210 are formed on both sides of the sound-deadening housing 201, a bearing 211 is embedded inside the annular groove 210, and a rotating structure is formed by an inner ring of the bearing 211 and the first conical tube 202.
Referring to fig. 1, two sides of the bottom of the silencing shell 201 are connected with a supporting plate 2 by screws, the bottom of the supporting plate 2 is connected with a supporting base 1 by screws, and the front side of the supporting base 1 is connected with an industrial computer 101 by screws.
When the exhaust gas silencing device is used, after the exhaust gas enters the first conical pipe 202, the noise generated by the exhaust gas is absorbed through the first porous acoustic plate 209 in the first conical pipe 202, the exhaust gas can enter the second conical pipe 207 again, the noise is absorbed secondarily through the plurality of second porous acoustic plates 208 in the second conical pipe 207, so that the noise is quickly reduced, the exhaust gas can pass through the waterproof and breathable film 218 in the acoustic holes 217 and enter the water in the cavity 222, the exhaust gas can be primarily filtered by water, after the primary filtration is finished, the exhaust gas can enter the silencing shell 201, the flow rate of the exhaust gas can be reduced, the noise is multiply blocked due to the inclined arrangement of the plate type pipes 216 on the transverse water pipes 215, when the water pump 213 is turned on, water can be pumped into the horizontal water pipe 215 through the first pipe 212 and the second pipe 214, the waste gas is sprayed and filtered through the plurality of plate-shaped pipes 216, when the waste gas needs to be pumped into the silencing shell 201 quickly, the second motor can be turned on, the second motor drives the second motor shaft 302, the second motor shaft 302 drives the rotating rod 303, the rotating rod 303 drives the air suction fan blade 304, the air suction fan blade 304 drives the second cone 207, the second cone 207 drives the first cone 202 to rotate through the bearing 211, the air suction fan blade 304 can pump the waste gas into the silencing shell 201 quickly, the rotating joint 206 is utilized to be connected with an external waste gas pipe, the waste gas can be transmitted in the process that the first cone 202 rotates around the rotating joint 206, the rotation of the air suction fan blade 304 is not influenced, and the third porous sound absorbing plate 221 is arranged inside the rotating joint 206, porous sound absorption can be carried out, and the noise reduction effect is further improved.
Claims (9)
1. An exhaust gas silencing apparatus comprising a silencing housing (201), characterized in that: further comprises:
two first conical pipes (202) rotatably arranged at two ends of the silencing shell (201);
the waste gas silencing mechanism is detachably arranged in the two first conical pipes (202) and can quickly silence waste gas after the waste gas enters the equipment, and in the silencing process, the waste gas can be filtered, and the waste gas silencing mechanism comprises two second conical pipes (207), wherein the two second conical pipes (207) are detachably connected in the first conical pipes (202) and are opposite to the first conical pipes (202);
the upper end and the lower end of the inner wall of the first conical tube (202) are connected with a first porous sound absorbing plate (209) by adopting screws, and the upper end and the lower end of the inner wall of the second conical tube (207) are connected with a plurality of second porous sound absorbing plates (208) by adopting screws;
the novel sound absorbing structure is characterized in that cavities (222) are formed in the first porous sound absorbing plate (209) and the second porous sound absorbing plate (208), a plurality of sound absorbing holes (217) are formed in the outer sides of the first porous sound absorbing plate (209) and the second porous sound absorbing plate (208), waterproof breathable films (218) are fixedly connected to the interiors of the sound absorbing holes (217), and water is filled in the cavities (222).
2. An exhaust silencing apparatus according to claim 1, wherein: the utility model discloses a muffler shell, including amortization casing (201), water tank (203) are all adopted to both ends about amortization casing (201), one end intercommunication that water tank (203) is close to amortization casing (201) has first pipeline (212), one end that water tank (203) were kept away from to first pipeline (212) is passed amortization casing (201) intercommunication and is had water pump (213), one end intercommunication that first pipeline (212) was kept away from to water pump (213) has second pipeline (214), one end intercommunication that water pump (213) were kept away from to second pipeline (214) has horizontal water pipe (215), horizontal water pipe (215) bottom equidistance intercommunication has plate type pipe (216) of a plurality of slope settings.
3. An exhaust silencing apparatus according to claim 2, wherein: both ends of the transverse water pipe (215) are of a sealed structure.
4. An exhaust silencing apparatus according to claim 2, wherein: the one end that second pipeline (214) was kept away from to horizontal water pipe (215) adopts the one end that screw connection had bracing piece (3), the other end of bracing piece (3) adopts screw connection to have double-end motor (301), double-end motor (301) both ends all are connected with motor shaft (302), motor shaft (302) are kept away from one end fixedly connected with rotary rod (303) of double-end motor (301), one end fixedly connected with air extraction fan leaf (304) of motor shaft (302) are kept away from to rotary rod (303), and air extraction fan leaf (304) inside can be dismantled and be connected with second taper pipe (207).
5. An exhaust silencing apparatus according to claim 1, wherein: one end of the first conical tube (202) far away from the silencing shell (201) is rotatably communicated with a rotary joint (206), and a circle of third porous sound absorbing plates (221) are fixedly connected to the inner wall of the rotary joint (206).
6. An exhaust silencing apparatus according to claim 2, wherein: one side top and the opposite side bottom of water tank (203) all communicate the one end that has first connecting pipe (204), the other end of first connecting pipe (204) can dismantle and be connected with first tube cap (205).
7. An exhaust silencing apparatus according to claim 1, wherein: the top of one side and the bottom of the other side of the first porous sound absorbing plate (209) and the second porous sound absorbing plate (208) are respectively communicated with one end of a second connecting pipe (219), and the other end of the second connecting pipe (219) is detachably connected with a second pipe cover (220).
8. An exhaust silencing apparatus according to claim 1, wherein: annular grooves (210) are formed in two sides of the silencing shell (201), bearings (211) are connected in the annular grooves (210) in an embedded mode, and the inner rings of the bearings (211) and the first conical tube (202) form a rotating structure.
9. An exhaust silencing apparatus according to claim 1, wherein: the silencer is characterized in that the two sides of the bottom of the silencer shell body (201) are connected with the supporting plates (2) through screws, the bottoms of the supporting plates (2) are connected with the supporting base (1) through screws, and the front side of the supporting base (1) is connected with the industrial control computer (101) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211686313.8A CN116013235A (en) | 2022-12-27 | 2022-12-27 | Waste gas silencing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211686313.8A CN116013235A (en) | 2022-12-27 | 2022-12-27 | Waste gas silencing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116013235A true CN116013235A (en) | 2023-04-25 |
Family
ID=86029347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211686313.8A Pending CN116013235A (en) | 2022-12-27 | 2022-12-27 | Waste gas silencing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116013235A (en) |
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2022
- 2022-12-27 CN CN202211686313.8A patent/CN116013235A/en active Pending
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