CN102330441B - Bulldozer and radiator installation structure thereof - Google Patents
Bulldozer and radiator installation structure thereof Download PDFInfo
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- CN102330441B CN102330441B CN 201110169583 CN201110169583A CN102330441B CN 102330441 B CN102330441 B CN 102330441B CN 201110169583 CN201110169583 CN 201110169583 CN 201110169583 A CN201110169583 A CN 201110169583A CN 102330441 B CN102330441 B CN 102330441B
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- radiator
- heat sink
- mounting structure
- radiator body
- sink mounting
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- 238000009434 installation Methods 0.000 title claims abstract description 13
- 238000013016 damping Methods 0.000 claims abstract description 8
- 239000000872 buffer Substances 0.000 claims description 56
- 238000000034 method Methods 0.000 abstract description 16
- 230000003139 buffering effect Effects 0.000 abstract description 11
- 239000000725 suspension Substances 0.000 abstract description 9
- 238000005336 cracking Methods 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a radiator installation structure which is used for installing a radiator of engineering machinery. The radiator installation structure comprises a radiator body, an upper suspension device is arranged at the upper end of the radiator body and connected with an upper beam of a front enclosure of the engineering machinery in a vertical sliding manner; and a buffering vibration damping seat is arranged at the lower end of the radiator body and installed on a front end support of a rack of the engineering machinery by a fastener. The radiator installation structure overcomes the deficiencies that the traditional four-point rigid installation can cause distortion and deformation of a radiator due to uneven stress, and the like, reduces the vibration of the engineering machinery on the radiator during the working process, and solves the problems of deformation, distortion, cracking and the like of the radiator. In addition, the radiator installation structure is simple in installation mode, convenient to disassemble, can prolong the service life of the radiator, and improve the integral properties. The invention further discloses a bulldozer adopting the radiator installation structure.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly a kind of bulldozer and heat sink mounting structure thereof.
Background technology
Bulldozer is a kind of engineering truck, and large-scale metal dozer blade is equipped with in the place ahead, puts down dozer blade during use, backing-off cutting and push mud, sand and stone etc. forward, dozer blade position and angle can be adjusted, and with the work such as adapt to shovel soil, banket, also can be used for rid.
Traditional engineering machinery bulldozer generally by radiator by the engine blower auxiliary heat dissipation of drying, the radiator mounting means of bulldozer normally adopts 4 rigidity to install, two, the top of radiator rigidity mounting points is connected with the front hood top rail of bulldozer, and before the frame both sides of two of the bottoms of radiator rigidity mounting points and bulldozer, end bearing is connected.Because bulldozer vibrates too greatly in the course of the work, larger to the vibration effect of radiator, radiator produces unbalance stress in vibration, and the phenomena of the failure such as easily distortion, distortion, cracking decrease the bulldozer overall performance, and complete machine shortens application life.
Therefore, how to avoid radiator to produce unbalance stress in vibration, the phenomena of the failure such as easily distortion, distortion, cracking improve overall performance the application life of prolongation radiator, are the technical problems that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of bulldozer and heat sink mounting structure thereof, produce unbalance stress to avoid radiator in vibration, the phenomena of the failure such as easily distortion, distortion, cracking in the application life of prolongation radiator, improve overall performance.
For achieving the above object, the invention provides following technical scheme:
A kind of heat sink mounting structure is used for the installation of the radiator of engineering machinery, comprises radiator body, and the upper end of this radiator body is provided with the top draft hitch, and described top draft hitch can slide up and down and is connected with the front hood top rail of described engineering machinery;
The lower end of described radiator body is provided with the buffer shock-absorbing seat, and this buffer shock-absorbing seat is arranged on by securing member before the frame of described engineering machinery on end bearing.
Preferably, in above-mentioned heat sink mounting structure, described top draft hitch is one, and can slide up and down and be connected to the centre position of described front hood top rail;
Described buffer shock-absorbing seat is two, and is arranged on the front end bearing of frame both sides of described engineering machinery by securing member respectively.
Preferably, in above-mentioned heat sink mounting structure, the first support of described top draft hitch and described radiator body adopt the vibration damping mounting means.
Preferably, in above-mentioned heat sink mounting structure, described top draft hitch also has the second support, and this second support is installed on described front hood top rail centre position by securing member, and described the second support is connected by the bearing pin that vertically arranges with described the first support.
Preferably, in above-mentioned heat sink mounting structure, described buffer shock-absorbing seat is arranged between the front end bearing of described radiator body and described frame.
Preferably, in above-mentioned heat sink mounting structure, described buffer shock-absorbing seat specifically comprises:
Buffer, it is arranged between the front end bearing of described radiator body and described frame;
Lead, it is inserted in the centre bore of described buffer, and the one end is connected with the front end bearing of described frame.
Preferably, in above-mentioned heat sink mounting structure, described buffer is two, and all be sheathed on described lead, the bottom of described radiator body has the guiding installing hole, and this radiator body is sheathed on described lead by the described guiding installing hole of its bottom, and between two described buffers.
Preferably, in above-mentioned heat sink mounting structure, two described buffers are undertaken spacing by the limiting plate that is sheathed on two ends, described lead up and down respectively.
Preferably, in above-mentioned heat sink mounting structure, the two ends of described lead have external screw thread, and two described limiting plates are undertaken spacing by the nut that coordinates with described external screw thread respectively.
A kind of bulldozer comprises radiator, and this radiator is mounted on this bulldozer by the as above described heat sink mounting structure of any one.
Can find out from above-mentioned technical scheme, a kind of heat sink mounting structure provided by the invention, be used for the installation of the radiator of engineering machinery, comprise radiator body, the upper end of this radiator body is provided with the top draft hitch, and described top draft hitch can slide up and down and is connected with the front hood top rail of described engineering machinery; The lower end of described radiator body is provided with the buffer shock-absorbing seat, and this buffer shock-absorbing seat is arranged on by securing member before the frame of described engineering machinery on end bearing.
Based on above-mentioned setting, heat sink mounting structure provided by the invention, be arranged on the upper suspension device by the top at radiator body, and make this upper suspension device can slide up and down being connected with the top rail of engineering machinery, thereby during vibration-generating, radiator slides up and down along top rail by its upper suspension device in engineering machinery (the being bulldozer) course of work.the lower end of radiator body is provided with the buffer shock-absorbing seat, this buffer shock-absorbing seat is arranged on by securing member before the frame of described engineering machinery on end bearing, as seen the lower end of radiator body is not to be rigidly connected yet, but be connected by end bearing before the frame of buffer shock-absorbing seat and engineering machinery, radiator is in vibration processes, can compress accordingly the purpose that the buffer shock-absorbing seat reaches vibration damping, and being slidably connected by the radiator body upper end, and the buffering of lower end connects, make radiator body be in suspended state always, changed 4 traditional rigidity and unbalance stress has been installed to shortcomings such as radiator generation torsional deformations, reduced engineering machinery in the course of the work to the vibration of radiator, the distortion of solution radiator, distortion, problems of crack.And this mounting means of heat sink mounting structure provided by the invention is simple in structure, convenient disassembly, and can extend application life of radiator, improve overall performance.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the radiator that Fig. 1 provides for the embodiment of the present invention;
The side-looking structural representation of the radiator that Fig. 2 provides for the embodiment of the present invention;
The fragmentary top TV structure schematic diagram of the radiator that Fig. 3 provides for the embodiment of the present invention.
The specific embodiment
The invention discloses a kind of bulldozer and heat sink mounting structure thereof, produce unbalance stress to avoid radiator in vibration, the phenomena of the failure such as easily distortion, distortion, cracking in the application life of prolongation radiator, improve overall performance.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
See also Fig. 1-Fig. 3, the structural representation of the radiator that Fig. 1 provides for the embodiment of the present invention; The side-looking structural representation of the radiator that Fig. 2 provides for the embodiment of the present invention; The fragmentary top TV structure schematic diagram of the radiator that Fig. 3 provides for the embodiment of the present invention.
heat sink mounting structure provided by the invention, be used for the installation of the radiator of engineering machinery, comprise radiator body 1, wherein, the upper end of this radiator body 1 is provided with top draft hitch 4, top draft hitch 4 can slide up and down and is connected with the top rail of the front hood 2 of engineering machinery, it will be understood by those skilled in the art that, in the mechanical connecting structure field, realize that the mode that both slides up and down is a lot, such as, lead is along the slip of fairlead, perhaps fairlead is along the slip of lead, namely as long as guarantee that one of them parts is fixed part, another parts have the degree of freedom that moves up and down and get final product, therefore the present invention does not limit the concrete connected mode of upper not suspension arrangement and front hood top rail, as long as can guarantee that top draft hitch 4 has the degree of freedom that moves up and down.
The lower end of radiator body 1 is provided with buffer shock-absorbing seat 5, and this buffer shock-absorbing seat 5 is arranged on the front end bearing of frame 3 of engineering machinery by securing member.In engineering machine in working process during vibration-generating, radiator body 1 can move up and down to compress buffer shock-absorbing seat 5 and carry out buffer shock-absorbing, in radiator body 1 moves up and down process, its top draft hitch 4 can slide up and down along the front hood top rail of engineering machinery, so that this radiator body 1 has the degree of freedom that moves up and down.
Heat sink mounting structure provided by the invention, be arranged on upper suspension device 4 by the top at radiator body 1, and make this upper suspension device 4 can slide up and down being connected with the top rail of front hood 2, thereby during vibration-generating, radiator body 1 slides up and down along top rail by its upper suspension device 4 in engineering machine in working process.the lower end of radiator body 1 is provided with buffer shock-absorbing seat 5, this buffer shock-absorbing seat 5 is arranged on the front end bearing of described frame 3 by securing member 6, as seen the lower end of radiator body 1 is not to be rigidly connected yet, but be connected by end bearing before the frame of buffer shock-absorbing seat 5 and engineering machinery, radiator is in vibration processes, can compress accordingly the purpose that buffer shock-absorbing seat 5 reaches vibration damping, and being slidably connected by radiator body 1 upper end, and the buffering of lower end connects, make radiator body be in suspended state always, changed 4 traditional rigidity and unbalance stress has been installed to shortcomings such as radiator generation torsional deformations, reduced engineering machinery in the course of the work to the vibration of radiator, the distortion of solution radiator, distortion, problems of crack.And this mounting means of heat sink mounting structure provided by the invention is simple in structure, convenient disassembly, and can extend application life of radiator, improve overall performance.
The top draft hitch 4 that the embodiment of the present invention provides can be preferably one, and the centre position of the top rail that is connected to front hood 2 of can slide up and down, buffer shock-absorbing seat 5 is preferably two, and is arranged on the front end bearing of frame 3 both sides of engineering machinery by securing member 6 respectively.
Top draft hitch 4 has the first support 7, this first support 7 adopts the vibration damping mounting means with radiator body 1, namely also can be provided with buffering shock-absorbing device between the first support 7 and radiator body 1, make in the process that radiator body 1 moves up and down, compressible this buffering shock-absorbing device has further strengthened the buffering effect of radiator body 1.
Top draft hitch 4 also can have the second support 8, and this second support 8 is installed on the top rail centre position of front hood 2 by securing member 6, and the second support 8 is connected by the bearing pin 9 that vertically arranges with the first support 7.In the process that radiator body 1 moves up and down, radiator body 1 drives the first support 7 and does relative motion with respect to the second support 8 along bearing pin 9, bearing pin 9 is set can guarantees that radiator body 1 is crooked in vibration processes, improves its connective stability.This bearing pin 9 can be fixed on in the second support 8 and the first support 7 one accordingly, then this bearing pin is passed in the second support 8 and the first support 7 in the pilot hole on another, makes bearing pin 9 slide along pilot hole.The present invention can guarantee to compress this buffering shock-absorbing device, thereby improve damping capacity when relative the second support 8 motion of the first support 7 by also can be provided with buffering shock-absorbing device between the first support 7 and radiator body 1.
Buffer shock-absorbing seat 5 can be arranged between the front end bearing of radiator body 1 and frame 3.Because the front end bearing of frame 3 is fixed part, and radiator body 1 can move up and down in engineering machine in working process, therefore in the process that radiator body 1 moves up and down, distance between the front end bearing of radiator body 1 and frame 3 constantly changes, thereby realize the compression to buffer shock-absorbing seat 5, to reach the purpose of buffering absorbing.
Buffer shock-absorbing seat 5 can specifically comprise buffer and lead.Wherein, buffer is arranged between the front end bearing of radiator body 1 and frame 3, and lead is inserted in the centre bore of buffer, and the one end is connected with the front end bearing of frame 3.Lead has guide effect to buffer, avoids in the compressed process of buffer, because stressed unstability occurs crookedly, reduces the effect of buffering.Therefore, the present invention makes the compression direction of buffer be determined by buffer is sleeved on lead, and is in compression process, crooked although stressed unstable buffer can not occur yet.
Buffer can be two, and all is sheathed on lead, and the bottom of radiator body 1 has the guiding installing hole, and the guiding installing hole of this radiator body 1 by its bottom be sheathed on lead, and between two buffers.Two buffers are undertaken spacing by the limiting plate that is sheathed on two ends, lead up and down respectively.The two ends of lead have external screw thread, and two limiting plates are undertaken spacing by the nut that coordinates with external screw thread respectively.Can limit the position of upper end buffer at the limiting plate that is positioned at the upper end, be positioned at the position that the limiting plate of lower end can limit the lower end buffer, in radiator body 1 moves up process, compression upper end buffer; In radiator body 1 moves down process, compress the lower end buffer.From above-mentioned analysis as can be known, radiator body 1 in moving process, all has buffer compressed up and down, so its buffering shock attenuation result is better.
In sum, the present invention adopts 3 vibration dampings of radiator to install, the top rail middle part that is connected to front hood 2 by upper suspension device 4 is installed on top, the bottom is installed and is arranged on the front end bearing of frame 3 both sides by buffer shock-absorbing seat 5 use securing members, heat sink mounting structure of the present invention, changed 4 traditional installation unbalance stress and radiator has been produced the shortcomings such as torsional deformation, adopted more rational 3 upper hanging vibration reduction mounting meanss, made radiator can be in suspended state always; This mounting means is simple in structure, convenient disassembly, and can extend radiator application life, improve overall performance.
Bulldozer provided by the invention comprises radiator, and wherein, this radiator is mounted on this bulldozer by the as above disclosed heat sink mounting structure of embodiment.Top, the upper end draft hitch 4 that is radiator is connected with the top rail of front hood 2, and the lower end is connected by the buffer shock-absorbing seat 5 front end bearings of frame 3.Therefore bulldozer provided by the invention has the technique effect of the open heat sink mounting structure of above-described embodiment concurrently owing to having adopted the disclosed heat sink mounting structure of above-described embodiment, and this paper repeats no more.
In this manual, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. heat sink mounting structure, be used for the installation of the radiator of engineering machinery, comprise radiator body (1), it is characterized in that, the upper end of this radiator body (1) is provided with top draft hitch (4), and described top draft hitch (4) can slide up and down and is connected with the front hood top rail of described engineering machinery;
The lower end of described radiator body (1) is provided with buffer shock-absorbing seat (5), and this buffer shock-absorbing seat (5) is arranged on the front end bearing of frame (3) of described engineering machinery by securing member.
2. heat sink mounting structure as claimed in claim 1, is characterized in that, described top draft hitch (4) is one, and can slide up and down and be connected to the centre position of described front hood top rail;
Described buffer shock-absorbing seat (5) is two, and is arranged on the front end bearing of frame (3) both sides of described engineering machinery by securing member respectively.
3. heat sink mounting structure as claimed in claim 2, is characterized in that, first support (7) of described top draft hitch (4) adopts the vibration damping mounting means with described radiator body (1).
4. heat sink mounting structure as claimed in claim 3, it is characterized in that, described top draft hitch (4) also has the second support (8), this second support (8) is installed on described front hood top rail centre position by securing member, and described the second support (8) is connected by the bearing pin (9) that vertically arranges with described the first support (7).
5. as the described heat sink mounting structure of claim 1-4 any one, it is characterized in that, described buffer shock-absorbing seat (5) is arranged between the front end bearing of described radiator body (1) and described frame (3).
6. heat sink mounting structure as claimed in claim 5, is characterized in that, described buffer shock-absorbing seat (5) specifically comprises:
Buffer, it is arranged between the front end bearing of described radiator body (1) and described frame (3);
Lead, it is inserted in the centre bore of described buffer, and the one end is connected with the front end bearing of described frame (3).
7. heat sink mounting structure as claimed in claim 6, it is characterized in that, described buffer is two, and all be sheathed on described lead, the bottom of described radiator body (1) has the guiding installing hole, and this radiator body (1) is sheathed on described lead by the described guiding installing hole of its bottom, and between two described buffers.
8. heat sink mounting structure as claimed in claim 7, is characterized in that, two described buffers are undertaken spacing by the limiting plate that is sheathed on two ends, described lead up and down respectively.
9. heat sink mounting structure as claimed in claim 8, is characterized in that, the two ends of described lead have external screw thread, and two described limiting plates are undertaken spacing by the nut that coordinates with described external screw thread respectively.
10. a bulldozer, comprise radiator, it is characterized in that, this radiator is by being mounted on this bulldozer as the described heat sink mounting structure of claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110169583 CN102330441B (en) | 2011-06-22 | 2011-06-22 | Bulldozer and radiator installation structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110169583 CN102330441B (en) | 2011-06-22 | 2011-06-22 | Bulldozer and radiator installation structure thereof |
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| Publication Number | Publication Date |
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| CN102330441A CN102330441A (en) | 2012-01-25 |
| CN102330441B true CN102330441B (en) | 2013-06-19 |
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| CN 201110169583 Active CN102330441B (en) | 2011-06-22 | 2011-06-22 | Bulldozer and radiator installation structure thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109706991A (en) * | 2019-02-27 | 2019-05-03 | 山推工程机械股份有限公司 | A kind of radiator and bull-dozer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201473988U (en) * | 2009-05-12 | 2010-05-19 | 广西玉柴重工有限公司 | Mounting device for suspending and heat radiation system of miniature hydraulic excavator |
| CN101749965A (en) * | 2008-12-19 | 2010-06-23 | 卡特彼勒公司 | Cooling component for machine, machine and assembling method thereof |
| CN201593211U (en) * | 2009-12-25 | 2010-09-29 | 徐州徐工挖掘机械有限公司 | Condenser mounting mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4200636B2 (en) * | 2000-05-19 | 2008-12-24 | 日立建機株式会社 | Heat exchange equipment for construction machinery |
| KR20060022013A (en) * | 2004-09-06 | 2006-03-09 | 현대중공업 주식회사 | Dust separator of intake air for cooling of excavator radiator and oil cooler |
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2011
- 2011-06-22 CN CN 201110169583 patent/CN102330441B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749965A (en) * | 2008-12-19 | 2010-06-23 | 卡特彼勒公司 | Cooling component for machine, machine and assembling method thereof |
| CN201473988U (en) * | 2009-05-12 | 2010-05-19 | 广西玉柴重工有限公司 | Mounting device for suspending and heat radiation system of miniature hydraulic excavator |
| CN201593211U (en) * | 2009-12-25 | 2010-09-29 | 徐州徐工挖掘机械有限公司 | Condenser mounting mechanism |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-323506A 2001.11.22 |
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| CN102330441A (en) | 2012-01-25 |
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