CN105966477B - A kind of chassis of large-scale engineering machinery - Google Patents
A kind of chassis of large-scale engineering machinery Download PDFInfo
- Publication number
- CN105966477B CN105966477B CN201610518654.2A CN201610518654A CN105966477B CN 105966477 B CN105966477 B CN 105966477B CN 201610518654 A CN201610518654 A CN 201610518654A CN 105966477 B CN105966477 B CN 105966477B
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- CN
- China
- Prior art keywords
- track
- frame
- external
- track frame
- chassis
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/065—Multi-track vehicles, i.e. more than two tracks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/084—Endless-track units or carriages mounted separably, adjustably or extensibly on vehicles, e.g. portable track units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/10—Bogies; Frames
Abstract
The present invention disclose it is a kind of can large-scale engineering machinery voluntarily or heavy military equipment chassis.Chassis of the invention, it include: two track beams for being respectively used to setting crawler belt that vehicle frame and vehicle frame are fixedly connected, and the crawler belt on setting track beam, there is the component being arranged for installing crawler belt at the both ends of each track beam respectively, track beam of the invention is the hollow box beam that its cross section is in rectangle, the guide rail that can be matched with external track frame outer surface, and the device for positioning fixed external track frame are provided in track beam；The external track frame of pluggable track beam is additionally provided in chassis, the external track frame is similarly the hollow box beam that one section of cross section is in rectangle, track beam inner and outer connect is respectively arranged with the guide rail matched outside track frame cabinet, and the two is also respectively provided on track beam and external track frame and is mutually located fixed device.The present invention has many advantages, such as to may be adapted to transport and the requirement of various working spaces, the grounding pressure for reducing machinery, the stability of complete machine are higher.
Description
Technical field
The present invention relates to it is a kind of can large-scale engineering machinery voluntarily or heavy military equipment chassis, such as large-scale churning driven
The chassis of the machinery such as machine or goliath or heavy weight missile haulage vehicle.
Background technique
With the requirement of domestic and international infrastructure construction, the demand of large-scale engineering machinery increasingly increases, such as to large size
The demand of rotary drilling rig also further increases.But existing large-scale engineering machinery is all made of two crawler belt contact ground runnings, deposits
Complete machine structure is big, complete machine structure center of gravity is high, and in construction operation the stability difference of complete machine deficiency.It is with rotary drilling rig
Example, with high-speed rail, the construction of road and bridge and marine land wind-powered electricity generation cause increases the demand of rotary drilling rig increasingly, but existing
Rotary drilling rig manufacture in, chassis is all made of two crawler belts contact ground runnings, with the construction requirement that stake diameter increases, deepens,
Domestic each main engine plants are mostly met the requirements using increase chassis structure size and crawler width mode in design, aforesaid way institute
There is drawback in the machinery of manufacture.It is mainly manifested in some large-scale rotary drilling rigs, since output torque is bigger, causes complete machine knot
Structure increases, weight increases, and complete machine structure center of gravity increases, and the stability of complete machine is poor in construction operation；The stability of structure
And structure is formed by that supporting surface size is related, and the bigger supporting surface the more stable with ground face contact, and supporting surface is smaller more unstable, and
Existing rotary drilling rig only has two crawler belts contact ground, and it is smaller that structure and ground base are formed by supporting surface, therefore structure
Stability it is insufficient；In addition, large-scale rotary drilling rig mostly uses the creeper tread of 1m wide, compared with the creeper tread of narrower width,
1m broad track plate is easier unstability in width direction.There is also rows for existing large-scale engineering machinery and heavy military equipment simultaneously
Walk the deficiency poor with climbing capacity.How to solve the above problems, is a key subjects of engineering equipment manufacturing field.
To solve the shortcomings of the prior art, the Chinese invention patent of Patent No. 201510929021.6 discloses one
Kind is unilateral to be welded by two frame track frame parallel connections or is assembled by attachment device, and four crawler belts of the parallel track beam of composition rise
Heavy-duty machine track beam, chassis and crawler crane.Although the patent can preferably solve the shortcomings of the prior art, due to
Its two crawler belt for setting up outrigger, makes the big increase of the width of its equipment, in this way in equipment conveying, or will receive in equipment transition
The limitation of road conditions.In addition this equipment is when special operation occasion works, such as when soft earth's surface operation area works, although
Stability of the equipment in operation is better than prior art, but since it supports torque to determine, stablizes not it is possible to existing
The problem of foot.
Summary of the invention
The present invention provide it is a kind of can overcome the shortage of prior art for can large-scale engineering machinery voluntarily or military equipment
The chassis used.
The chassis of a kind of large-scale engineering machinery of the invention, comprising: vehicle frame is respectively used to be arranged with what vehicle frame was fixedly connected
Crawler belt on two track beams of crawler belt, and setting track beam, the both ends of each track beam have setting to carry out for installing respectively
The component of band, track beam of the invention are the hollow box beam that its cross section is in rectangle, and being provided in track beam can be with external shoe
The guide rail that tape holder outer surface matches, and the device for positioning fixed external track frame；Pluggable crawler belt is additionally provided in chassis
The external track frame of beam, the external track frame are similarly the hollow box beam that one section of cross section is in rectangle, in track beam and
Both it is respectively arranged with the guide rail matched outside external track frame cabinet, be also respectively provided on track beam and external track frame
It is mutually located fixed device.Due to being by being inserted into one external crawler belt of installation in existing crawler belt beam end in the present invention
Frame can not only equally realize setting four crawler belts identical with 201510929021.6 Chinese invention patents on chassis in this way,
The operation stability of equipment is improved, and since two crawler belts of peripheral hardware can be dismantled by removing external track frame,
Place is limited or can remove in transporting two crawler belts of peripheral hardware, thus can reduce the width of equipment, is allowed to meet transport
Or the requirement in place.It should also be noted that in case of need, the present invention can also be arranged again in the case of external track frame
Guide rail is inserted into second " external track frame " wherein, can be made corresponding in the ipsilateral setting Article 3 crawler belt of equipment with this
Engineering machinery there are six even more a plurality of crawler belts, the stability of engineering machinery not only can be greatly improved, together
When equipment can reduce it is made to be more suitable for using in the different areas of activity of soft geology condition to the pressure on ground significantly.
The chassis of large-scale engineering machinery of the invention is respectively respectively equipped at least one on external track frame and insertion track beam
A pin hole matched with positioning pin, it is mutually fixed between track beam and external track frame to be made of the pin hole and positioning pin
The fixed device in position.Its structure of this device for positioning and securing of the invention is extremely simple, but its fixed effect is very reliable, and
Its dismounting operation is also extremely convenient.
In the one embodiment on the chassis of large-scale engineering machinery of the invention, in the cabinet of track beam and external track frame
It is provided with dismountable extension oil cylinder, the effect by extending oil cylinder can make track beam and external track frame position along its length
Set generation displacement.The position of external track frame insertion track beam can be adjusted in the present invention after setting extension oil cylinder more conveniently
It sets.
Preferably, at least one set of add can be arranged in the chassis of large-scale engineering machinery of the invention in the cabinet of external track frame
Strengthening tendons, to reinforce the rigidity of external track frame.
The invention has the advantages that
1) it is convenient to carry out the assembly and disassembly of crawler belt, allows to be suitable for transport the requirement with various working spaces；
2) position of expansible peripheral hardware crawler belt and quantity, make it be more suitable for the different areas of activity of different geological conditions, while can
To reduce the grounding pressure of equipment, and then improve the stability of complete machine；
3) the extension movement of external crawler belt rack position may be implemented by extending oil cylinder, loads and unloads the crawler belt of peripheral hardware extremely simple
Just, the adjustment of position is also more simple and direct；
4) track beam and external track frame are all made of bin girder construction, can reduce the weight of equipment, while can also save system
The cost made；
5) by the way that reinforcing rib is arranged in external track frame, the rigidity of external track frame is not only increased, while can subtract again
Its light weight；
6) since the present invention can use four, even more a plurality of crawler belt, speed reducer common in the market can be selected,
Its overall size is smaller, and then reduces the center of gravity for designing chassis structure, and the stability of complete machine had both can be improved in this, while can drop
The cost and difficulty of low manufacture；
7) when using four crawler belts, four driving methods are can be used in the engineering machinery that the present invention is combined into, and make heavy construction
Equipment is provided with superior walking and climbing capacity.
Detailed description of the invention
Fig. 1 is the total stereoscopic schematic diagram of one embodiment of the invention.Fig. 2 is main view position view of the invention
(top view of Fig. 1) uses the technique of painting of partial disassembly in drawing, to indicate that external track frame couples pass between track beam
System.Fig. 3 is track beam and external track beam enlarged partial cross section of the invention.Fig. 4 is the amplification signal at pin position in Fig. 2
Figure.Fig. 5 is partial enlargement diagram at I in Fig. 2.Fig. 6 be in Fig. 2 A-A to enlarged section schematic diagram.
In figure: 1 is track beam, and 2 be external track frame, and 3 be vehicle frame, and 4 be positioning fixing pin, and 5 be extension oil cylinder, and 6 are
Pin shaft, the upper top panel of 7 track beams, 8 be upper rail, and 9 be the bottom panel of external track frame, and 10 be the bottom surface of track beam,
The Left-Hand Panel of 11 track beams, 12 be side rails, and 13 be coaming plate, and 14 be the side of external track frame, and 15 be the right side of track beam
Panel, 16 be stiffener plate.
Specific embodiment
The present invention with reference to embodiments explains the present invention in detail.
As shown in Figure 1, the present invention and the prior art, i.e. the chassis of 201510929021.6 patents is similar, and in vehicle frame
Two sides track beam 1, the H-shaped structure on the whole of track beam 1 are set.Crawler belt Liangqi cross section of the invention is in the hollow case of rectangle
Formula beam is provided with the component of installation crawler belt in the overhanging end of track beam 1 referring to attached drawing 6, can be equipped with two by this component
Crawler belt, while external track frame 2 is additionally arranged in the present invention, it is set respectively outside the inner and outer cabinet for connecing track frame 2 of 1 cabinet of track beam
It is equipped with guide rail, referring to attached drawing 5, the two complements each other to form prismatic pair, while in the inner and outer track frame 2 that connects of 1 cabinet of track beam
Extension oil cylinder 5 is provided in cabinet to connect, one end pin shaft 6 of extension oil cylinder 5 is fixed in external track frame 2,
The other end is fixed on cylinder support set in track beam 1, and referring to attached drawing 2 and attached drawing 3, flexible by extension oil cylinder 5 can
It drives external track frame 2 to be displaced along the length direction of track beam, the distance between left and right external track frame make to realize extension contracting
Subtract.The corresponding position of track beam 1 and external track frame 2 of the invention is respectively respectively arranged with location hole, fixed with being separately provided with simultaneously
Position pin 4.It can be by positioning pin 4 when the location hole on the external track frame 2 to track beam 1 and external track frame 2 of movement is mutually aligned
It is inserted into location hole, referring to attached drawing 2 and attached drawing 6, track frame 2 to the positioning between track beam 1 can be realized in this way and fix.To improve
The rigidity of external track frame 1 is provided with reinforcing rib 16 in external track frame 2.
External track frame 2 is inserted into track beam 1 by the present invention when in use, adjusts external track frame 2 by extending oil cylinder 5
With the position of track beam 1, when external track frame 2 is moved to the positioning on some location hole on track beam 1 and external track frame 2
When hole is mutually located, positioning pin 4 is inserted into location hole to be mutually located fixation on track beam 1 for external track frame 2, then
Crawler belt, the structure of formation shown such as Fig. 1 can be set on external track frame.When disassembly is desired, the shoe of peripheral hardware need to only be removed
Band takes out shop bolt 4, outer external track frame is extracted from track beam, so that it may chassis be made to be restored to existing two groups of crawler belts
Structure, to adapt to transport transition or adapt to the requirement in special operation place.
Claims (3)
1. a kind of chassis of large-scale engineering machinery, comprising: vehicle frame, respectively at the first track beam being fixedly connected with vehicle frame, first
The overhanging end of track beam is provided with the component for installing the first crawler belt, is provided with first on the component of the first installation crawler belt
Crawler belt, it is characterised in that: be additionally provided with the second track frame of the component as the second installation crawler belt in chassis, set on the second track frame
The second crawler belt is set, first track beam and the second external track frame are the hollow box beam knot that cross section is in rectangle
Structure, and the hollow box beam of the second track frame can be inserted into the overhanging end in the first track beam, in the first track beam and match
The second external track frame box part outside be respectively arranged with the guide rail matched, in inner and outer second connect of the first track beam
It is also respectively provided with the two on track frame and is mutually located fixed device.
2. the chassis of large-scale engineering machinery according to claim 1, it is characterised in that the second external track frame and first
It is respectively respectively equipped at least one pin hole matched with positioning pin on track beam, is made of the pin hole and positioning pin
Fixed device is mutually located between one track beam and the second external track frame.
3. the chassis of large-scale engineering machinery according to claim 1 or 2, it is characterised in that the case of the second external track frame
At least one set of reinforcing rib is set in vivo.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518654.2A CN105966477B (en) | 2016-07-05 | 2016-07-05 | A kind of chassis of large-scale engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518654.2A CN105966477B (en) | 2016-07-05 | 2016-07-05 | A kind of chassis of large-scale engineering machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105966477A CN105966477A (en) | 2016-09-28 |
| CN105966477B true CN105966477B (en) | 2019-04-12 |
Family
ID=56954904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610518654.2A Active CN105966477B (en) | 2016-07-05 | 2016-07-05 | A kind of chassis of large-scale engineering machinery |
Country Status (1)
| Country | Link |
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| CN (1) | CN105966477B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341800A (en) * | 2019-06-20 | 2019-10-18 | 三一重机有限公司 | Retractable chassis and engineering machinery |
| AU2021301269A1 (en) * | 2020-07-01 | 2023-02-16 | Melvin AHO | Removable universal lateral track extension system |
| CN112478006A (en) * | 2020-11-24 | 2021-03-12 | 胡永星 | Crawler-type investigation and inspection robot |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102431917B (en) * | 2011-12-08 | 2014-01-01 | 徐工集团工程机械股份有限公司 | Rotary table main body structure for crane |
| CN103318146A (en) * | 2012-03-23 | 2013-09-25 | 徐工集团工程机械股份有限公司 | Caterpillar band chassis with constant-voltage landing leg system |
| CN202728387U (en) * | 2012-07-23 | 2013-02-13 | 徐工集团工程机械股份有限公司 | Crawler beam and crawler frame for dynamic compactor |
| CN102774438A (en) * | 2012-08-09 | 2012-11-14 | 徐工集团工程机械股份有限公司 | Crawler-type chassis structure and engineering mechanical device |
| CN104176139A (en) * | 2014-09-05 | 2014-12-03 | 徐工集团工程机械股份有限公司 | Crane and method for adjusting gaps between track frames and crane frame on crane |
| CN205769668U (en) * | 2016-07-05 | 2016-12-07 | 甘肃建投装备制造有限公司 | A kind of chassis of large-scale engineering machinery |
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2016
- 2016-07-05 CN CN201610518654.2A patent/CN105966477B/en active Active
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| Publication number | Publication date |
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| CN105966477A (en) | 2016-09-28 |
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