CN114810314A - Engine and silencer support thereof - Google Patents
Engine and silencer support thereof Download PDFInfo
- Publication number
- CN114810314A CN114810314A CN202210467551.3A CN202210467551A CN114810314A CN 114810314 A CN114810314 A CN 114810314A CN 202210467551 A CN202210467551 A CN 202210467551A CN 114810314 A CN114810314 A CN 114810314A
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- China
- Prior art keywords
- engine
- belt pulley
- base
- arc
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
- F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
- F02B67/06—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus driven by means of chains, belts, or like endless members
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses an engine silencer support, which comprises a base and an arc-shaped top plate, wherein the base comprises a bottom plate and vertical plates arranged on two sides of the bottom plate, the whole base is of a U-shaped structure, the bottom of the base is provided with a plurality of first connecting holes fixedly connected with the top of a cylinder cover, and the side surface of the base is also provided with a plurality of second connecting holes connected with other engines; an air channel is formed between the base and the arc-shaped top plate. The invention has the advantages of compact structure, contribution to the surface heat dissipation of the engine and the like.
Description
Technical Field
The invention relates to the technical field of engines, in particular to an engine and a silencer bracket thereof.
Background
According to the arrangement scheme of the existing silencer on the engine, an air duct of a fan at the top of the engine is firstly blocked by an air conditioner compressor and then blocked by a silencer bracket, almost no air duct is blown in the rear area of the silencer bracket, so that fire accident is easily caused by accumulation of impurity floc, and in addition, the unsmooth air duct at the top also influences self cooling of the engine to cause high water temperature; the muffler bracket is high in temperature due to heat transfer in the working process of welding the muffler bracket and the muffler together, and the risk of fire is caused if the muffler bracket is accumulated; the air conditioner compressor increases the load of a fan shaft bearing through the driving of the fan shaft, the service life of the air conditioner compressor is shortened, and meanwhile, a belt wheel train of the air conditioner compressor is easy to slip.
The above background disclosure is only for the purpose of assisting understanding of the concept and technical solution of the present invention and does not necessarily belong to the prior art of the present patent application, and should not be used for evaluating the novelty and inventive step of the present application in the case that there is no clear evidence that the above content is disclosed at the filing date of the present patent application.
Disclosure of Invention
The invention aims to provide an engine and a silencer support thereof, which have a practical structure and are beneficial to heat dissipation.
Therefore, the invention provides an engine and a silencer bracket thereof.
Preferably, the invention can also have the following technical features:
an engine silencer support comprises a base and an arc-shaped top plate, wherein the base comprises a bottom plate and vertical plates arranged on two sides of the bottom plate, the whole base is of a U-shaped structure, the bottom of the base is provided with a plurality of first connecting holes connected and fixed with the top of a cylinder cover, and the side surface of the base is also provided with a plurality of second connecting holes connected with the positions near other engines; an air channel is formed between the base and the arc-shaped top plate.
Further, the radian of arc roof matches with the muffler to fix in the riser upper end of base.
Further, the upper portion of riser is the cambered surface extension of outside slope, and the radian of this cambered surface extension matches with the radian of arc roof.
Furthermore, two ends of the lower side of the arc-shaped top plate are respectively provided with a limiting point.
The engine comprising the silencer bracket comprises a front-end wheel train, a silencer and an air conditioner, wherein the air conditioner is arranged below the right side of the front end of the engine and is linked with the front-end wheel train through a belt.
Further, still include additional belt pulley, additional belt pulley is installed on the crankshaft pulley, the belt pulley of air conditioner passes through the belt and additional belt pulley linkage.
Furthermore, the additional belt pulley is a single A-groove belt pulley, is axially installed on the crankshaft belt pulley through a bolt, is linked with the crankshaft belt pulley, and is radially connected and limited through a spigot.
Furthermore, the additional belt pulley is of a stepped structure with gradually decreased diameter, a belt groove is arranged at the leftmost part of the additional belt pulley, and a stop end and an extending end are sequentially arranged towards the right; the diameter of the spigot end is matched with the connecting part of the crank pulley.
Furthermore, the outer side of the silencer is wrapped by heat insulation cotton and then fixed on the silencer support through a hoop.
Further, the air duct is arranged in the front-rear end direction of the engine with an opening at one end thereof facing the front end of the engine.
Compared with the prior art, the invention has the advantages that: the muffler passes through staple bolt locking on the arc roof, through setting up the limit point, prevents that the staple bolt from deviating from because of the vibration, improves the work security. The air conditioner is arranged at the right lower part of the engine, and the structure of the silencer bracket is improved, so that the wind energy of the fan can be transmitted to the engine area behind the silencer to dissipate heat.
Drawings
FIG. 1 is a perspective view of a muffler bracket of the present invention.
Fig. 2 is a block diagram of the engine of the present invention.
Figure 3 is a schematic view of the additional pulley installation of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
Non-limiting and non-exclusive embodiments will be described with reference to the following figures, wherein like reference numerals refer to like parts, unless otherwise specified.
As shown in figure 1, an engine silencer support comprises a base 11 and an arc-shaped top plate 12, wherein the base 11 comprises a bottom plate and vertical plates arranged on two sides of the bottom plate, the whole base is of a U-shaped structure, the bottom of the base 11 is provided with a plurality of first connecting holes 14 connected and fixed with the top of a cylinder cover, and the side faces of the base are also provided with a plurality of second connecting holes 13 connected with other engines. Arc roof 12 welded fastening is in the riser upper end of base 11, and its radian matches with muffler 1. The silencer 1 is mounted on the arc-shaped top plate 12 and fixed with the arc-shaped top plate through the anchor ear 15. An air duct 16 is formed between the base 11 and the arc-shaped top plate 12. The air duct 16 is arranged in the front-rear end direction of the engine, and one end thereof is opened toward the fan 2 at the front end of the engine. Thus, the air blown by the fan 2 to the muffler 1 passes through the air duct 16 and is blown to the engine accessories at the rear of the muffler 1, thereby improving the heat radiation efficiency of the engine area at the rear of the muffler 1. Preferably, the upper portion of riser is the cambered surface extension 17 of slope to the outside, and the radian of this cambered surface extension 17 is the same with the radian of arc roof 12, and then increases the area of connection of riser and arc roof 12, provides the connection steadiness between them. Furthermore, the two ends of the lower side of the arc-shaped top plate 12 are respectively provided with a limiting point 18.
During the installation, muffler 1 passes through staple bolt 15 to be locked on arc roof 12, through setting up spacing 18, prevents that staple bolt 15 from deviating from because of the vibration, improves the work security. The silencer support adopts vertical fixed curb plate, can reduce the area of keeping out the wind.
Specifically, when the silencer is in work, the silencer support is fixed on a cylinder cover through bolts, the outer side of the silencer 1 is wrapped with heat insulation cotton, and then the silencer support is fixed on the silencer support through the hoop 15; the additional pulley is fixed to the crank pulley 2 by a bolt, and drives the air conditioner 3 by a belt.
Referring to fig. 2, an engine including the above-mentioned muffler bracket includes a front end wheel train, and a muffler 1, and at present, an air conditioner 3 is coupled to the front end wheel train of the engine and is located between a fan 2 and the muffler 1 at an upper portion of the front end wheel train. When the fan 2 blows air toward the muffler 1 in this way, the air conditioner 3 forms a barrier to block a part of the air, and the amount of air blown toward the muffler 1 is reduced. According to the air conditioner, the air conditioner 3 is installed at the lower right side of the engine, meanwhile, the structure of the silencer support is improved, wind energy of the fan 2 can be transmitted to the engine area at the rear side of the silencer 1 more, and the heat dissipation effect of engine accessories at the rear side of the silencer 1 is improved. The air conditioner 3 is installed at the lower right of the front end gear train of the engine and is linked with the front end gear train through a belt.
Referring to fig. 3, in particular, the air conditioner further comprises an additional pulley 4, wherein the additional pulley 4 is mounted on a crank pulley 5, and the pulley of the air conditioner 3 is linked with the additional pulley 4 through a belt.
With continued reference to fig. 3, the additional pulley 4 is a single a-grooved pulley, which is mounted to the crank pulley 5 by six bolts in the axial direction, so as to be interlocked with the crank pulley 5, and is connected by a spigot end 41 in the radial direction, and the air conditioner pulley and the additional pulley 4 are connected by a belt, thereby driving the air conditioner compressor. Specifically, the belt pulley with a single A groove is of a stepped structure with gradually decreased diameter, the belt groove 41 is arranged at the leftmost part, and the spigot end 41 and the extending end 42 are sequentially arranged towards the right. The diameter of the spigot end 41 is matched with the joint of the crank pulley 5, and the spigot end 41 plays a role in radial positioning to ensure that the additional pulley 4 and the crank pulley 5 are aligned in the center. The single A groove belt pulley is provided with 6 mounting holes which are axially arranged and assembled with the connecting hole of the crankshaft belt pulley 5, and the single A groove belt pulley is connected through bolts to achieve axial fixation. The additional belt pulley 4 and the crankshaft belt pulley 5 are positioned by forming a spigot through the stepped structure of the additional belt pulley 4 and the crankshaft belt pulley 5 in the radial direction, and the axial length of the spigot is 4-6 mm.
Those skilled in the art will recognize that numerous variations are possible in light of the above description, and therefore the examples and drawings are merely intended to describe one or more specific embodiments.
While there has been described and illustrated what are considered to be example embodiments of the present invention, it will be understood by those skilled in the art that various changes and substitutions may be made therein without departing from the spirit of the invention. In addition, many modifications may be made to adapt a particular situation to the teachings of the present invention without departing from the central concept described herein. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments and equivalents falling within the scope of the invention.
Claims (10)
1. An engine muffler support characterized in that: the engine oil cylinder comprises a base and an arc-shaped top plate, wherein the base comprises a bottom plate and vertical plates arranged on two sides of the bottom plate, the base is of a U-shaped structure as a whole, the bottom of the base is provided with a plurality of first connecting holes fixedly connected with the top of a cylinder cover, and the side surface of the base is also provided with a plurality of second connecting holes connected with other engines; an air channel is formed between the base and the arc-shaped top plate.
2. An engine muffler bracket as defined in claim 1, wherein: the radian of the arc-shaped top plate is matched with the silencer and is fixed at the upper end of the vertical plate of the base.
3. An engine muffler bracket as defined in claim 1, wherein: the upper portion of riser is the cambered surface extension of outside slope, and the radian of this cambered surface extension matches with the radian of arc roof.
4. An engine muffler bracket as defined in claim 1, wherein: and the two ends of the lower side of the arc-shaped top plate are also respectively provided with a limiting point.
5. An engine comprising the muffler bracket as defined in any one of claims 1 to 4, wherein: including front end train, muffler, air conditioner, the air conditioner is installed in the right side below of engine front end to through the belt with the linkage of front end train.
6. An engine as defined in claim 5, wherein: still including additional belt pulley, additional belt pulley is installed on the crankshaft pulley, the belt pulley of air conditioner passes through the belt and additional belt pulley linkage.
7. An engine as defined in claim 6, wherein: the additional belt pulley is a single A-groove belt pulley, is axially mounted on the crankshaft belt pulley through a bolt, is linked with the crankshaft belt pulley, and is radially connected and limited through a spigot.
8. An engine as defined in claim 5, wherein: the additional belt pulley is of a stepped structure with gradually reduced diameter, a belt groove is arranged at the leftmost part of the additional belt pulley, and a stop end and an extending end are sequentially arranged towards the right; the diameter of the spigot end is matched with the connecting part of the crankshaft pulley.
9. An engine as defined in claim 5, wherein: the outer side of the silencer is wrapped by heat insulation cotton and then fixed on the silencer support through the hoop.
10. An engine as defined in claim 5, wherein: the air duct is arranged along the front and rear end directions of the engine, and an opening at one end of the air duct faces the front end of the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210467551.3A CN114810314B (en) | 2022-04-29 | 2022-04-29 | Engine and muffler bracket thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210467551.3A CN114810314B (en) | 2022-04-29 | 2022-04-29 | Engine and muffler bracket thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114810314A true CN114810314A (en) | 2022-07-29 |
| CN114810314B CN114810314B (en) | 2023-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210467551.3A Active CN114810314B (en) | 2022-04-29 | 2022-04-29 | Engine and muffler bracket thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114810314B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202866961U (en) * | 2012-08-02 | 2013-04-10 | 江苏久工重型机械股份有限公司 | Engine exhaust muffler mounting structure for engineering machine |
| CN203626960U (en) * | 2013-11-14 | 2014-06-04 | 东风康明斯发动机有限公司 | Double-idler motor head gear train |
| CN203717098U (en) * | 2013-12-23 | 2014-07-16 | 潍柴动力股份有限公司 | Novel silencer support |
| CN203730108U (en) * | 2014-02-13 | 2014-07-23 | 襄阳朗源机电有限责任公司 | Special exhaust system for mechanical engineering engine |
| CN213654972U (en) * | 2020-12-11 | 2021-07-09 | 卡特彼勒S.A.R.L公司 | Silencer installing support reaches engine and operation machinery including it |
| CN214403762U (en) * | 2020-11-30 | 2021-10-15 | 广西玉柴机器股份有限公司 | Multifunctional silencer support of engine |
| CN215408834U (en) * | 2021-06-29 | 2022-01-04 | 广西玉柴机器股份有限公司 | Lightweight silencer bracket component |
-
2022
- 2022-04-29 CN CN202210467551.3A patent/CN114810314B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202866961U (en) * | 2012-08-02 | 2013-04-10 | 江苏久工重型机械股份有限公司 | Engine exhaust muffler mounting structure for engineering machine |
| CN203626960U (en) * | 2013-11-14 | 2014-06-04 | 东风康明斯发动机有限公司 | Double-idler motor head gear train |
| CN203717098U (en) * | 2013-12-23 | 2014-07-16 | 潍柴动力股份有限公司 | Novel silencer support |
| CN203730108U (en) * | 2014-02-13 | 2014-07-23 | 襄阳朗源机电有限责任公司 | Special exhaust system for mechanical engineering engine |
| CN214403762U (en) * | 2020-11-30 | 2021-10-15 | 广西玉柴机器股份有限公司 | Multifunctional silencer support of engine |
| CN213654972U (en) * | 2020-12-11 | 2021-07-09 | 卡特彼勒S.A.R.L公司 | Silencer installing support reaches engine and operation machinery including it |
| CN215408834U (en) * | 2021-06-29 | 2022-01-04 | 广西玉柴机器股份有限公司 | Lightweight silencer bracket component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114810314B (en) | 2023-08-25 |
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