CN105438285A - Crawler excavator - Google Patents
Crawler excavator Download PDFInfo
- Publication number
- CN105438285A CN105438285A CN201510907546.XA CN201510907546A CN105438285A CN 105438285 A CN105438285 A CN 105438285A CN 201510907546 A CN201510907546 A CN 201510907546A CN 105438285 A CN105438285 A CN 105438285A
- Authority
- CN
- China
- Prior art keywords
- girder
- traxcavator
- fixedly connected
- vehicle frame
- supporting leg
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D49/00—Tractors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
- B62D63/04—Component parts or accessories
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to crawler excavators, aims to solve the problems that the use is inconvenient and the dragging resistance is high due to the fact that conventional excavator dragging facilities are unreasonably arranged, and discloses a crawler excavator. The crawler excavator comprises a dragging device, wherein the dragging device comprises a main beam; one end of the main beam is connected with a lower frame, and the other end of the main beam is provided with hooks; supporting legs stretching towards the two sides are arranged in the middle of the main beam; and the tail ends of the supporting legs are fixedly connected with crawler frames on the two sides respectively. In the crawler excavator, the dragging device is arranged above the space between the two crawler frames through the main beam and the supporting legs of the dragging device; the space is large, and the ground clearance is great, so that the connection with dragged objects is convenient; the main beam of the dragging device is connected with the lower frame, the strength is high, and objects capable of being dragged is high; and the ground clearance of the dragging device is relatively great, so that during object dragging, the front ends of the dragged objects can be lifted, and the forward resistance of the dragged objects is reduced.
Description
Technical field
The present invention relates to a kind of excavating machine, more particularly, relate to a kind of traxcavator.
Background technology
The cross-country crossing ability of traxcavator is good, therefore also in some harsies environment as the instrument of dilatory article, such as, time at forest operation or at the site operation that other machineries such as muddy ground not easily enter, traxcavator can be used and draw article.On existing traxcavator, widely used dilatory facility is all to be arranged on walker dilatory hole, hangs on dilatory hole during dilatory article by lanyard, to be moved forward dilatory material by excavating machine.
In the arranging of existing this dilatory facility, due to the undercapacity in dilatory hole, can only drag the material of lighter in weight, dilatory hole is positioned at the lower cover place of walker in addition, and position is lower, inconvenient lanyard is hung on dilatory hole.Simultaneously also because the position in dilatory hole is lower, can not raise the height of article during dilatory article, article against bottom surface and slide, and have larger resistance.
Summary of the invention
The technical problem to be solved in the present invention be for existing excavating machine draw facility arrange unreasonable cause use inconvenient, the problem that trail drag force is large, and a kind of traxcavator easy to use, resistance when can reduce dilatory article is provided.
The present invention is the technical scheme realizing its object is such: provide a kind of traxcavator, comprise traveling gear and the upper mechanism of bottom, described traveling gear comprise for revolving support upper mechanism lower vehicle frame and be fixedly connected on the track frame of lower vehicle frame both sides, it is characterized in that comprising towed equipment, described towed equipment comprises girder, one end of described girder is connected with lower vehicle frame, the other end establishes hook, be provided with the supporting leg stretched out to both sides at the middle part of described girder, the end of described supporting leg is fixedly connected with the track frame of both sides separately.In the present invention, towed equipment is arranged on the top in the space between two track frames by himself girder and supporting leg, and residing locus is large, and the ground Clearance is high, conveniently carries out and the attended operation being stowed article; The girder of towed equipment is connected with lower vehicle frame, and intensity is high, and the weight can carrying out dilatory article is large, and the ground Clearance of towed equipment is higher simultaneously, the front end being stowed article can be lifted during dilatory article, reduces the resistance being stowed article advance.
In above-mentioned traxcavator, described towed equipment is positioned at the rear of described lower vehicle frame, and front end and the described lower vehicle frame of described girder are hinged, and described hook is arranged on the rear end of described girder.Shovel crawler can move ahead, and also can retreat, and therefore towed equipment can be installed on the front of lower vehicle frame, drawing article during for retreating, also can being installed on the rear of lower vehicle frame, during for advancing, drawing article, but occupy the majority when moving ahead, therefore towed equipment is installed on the rear of lower vehicle frame usually.
In above-mentioned traxcavator, the rear end upwards bending tilting of described girder, described hook is arranged on the top that described girder tilts end.The rear end of girder is upturned, and can increase the height of hook, to improve the height being stowed article front end further when dilatory article, reduces the resistance being stowed article and moving ahead.
In above-mentioned traxcavator, described girder is the box-structure be welded by left side plate and upper and lower cover plates.Main beam design is become the box-structure of hollow, its weight can be alleviated under the prerequisite guaranteeing intensity.
In above-mentioned traxcavator, the drive wheel mount pad of track frame rear end described in both sides is provided with the bearing for being fixedly connected with described supporting leg.Drive wheel mount pad is positioned at the rearmost end of track frame, and bearing is fixed on drive wheel mount pad, the strong point of girder is also positioned as close to the rear end of girder, to obtain best support effect.The inner side of drive wheel mount pad is also the side that on two track frames, drive wheel mount pad is relative is vertical plane.Bearing is fixedly installed in this vertical plane.
In above-mentioned traxcavator, described bearing comprise to fit with riser inside drive wheel mount pad be fixedly connected with adapter plate, to be fixedly connected with the pillar that stretches out obliquely with adapter plate and to be fixedly connected on the post top portion stay bearing plate vertical with pillar, described stay bearing plate is fixedly connected with described supporting leg.Adapter plate can be fixedly connected with drive wheel mount pad by welding, rivet or bolt, but for the ease of removing and installing on board a dredger to towed equipment, the mode that between adapter plate with drive wheel mount pad, bolt is fixedly connected with is best.
In above-mentioned traxcavator, described supporting leg stretches out obliquely from described girder, and its end is provided with fits and the outrigger plate be fixedly connected with described stay bearing plate, is connected between outrigger plate with stay bearing plate by attaching partss such as bolts.Be connected with stay bearing plate by outrigger plate, can realize supporting leg and be connected with the firm of bearing, supporting leg stretches out obliquely from described girder, can increase main depth of beam, also namely increases the height of main beam rear end hook.
In above-mentioned traxcavator, the front end of described girder is hinged in the cylinder support of described lower vehicle frame, and main beam pivot, in this position, makes girder have higher position.。
Compared with prior art, towed equipment of the present invention is arranged on the top in the space between two track frames by himself girder and supporting leg in the present invention, and residing locus is large, and the ground Clearance is high, conveniently carries out and the attended operation being stowed article; The girder of towed equipment is connected with lower vehicle frame, and intensity is high, and the weight can carrying out dilatory article is large, and the ground Clearance of towed equipment is higher simultaneously, the front end being stowed article can be lifted during dilatory article, reduces the resistance being stowed article advance.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of vehicle frame, track frame and towed equipment under traxcavator of the present invention.
Fig. 2 is the structural representation of towed equipment in the present invention.
Fig. 3 is the structural representation of bearing in the present invention.
Parts title and sequence number in figure:
Lower vehicle frame 10, cylinder support 11, hinged seat 12, bearing pin 13, track frame 20, drive wheel mount pad 21, bearing 22, adapter plate 23, pillar 24, stay bearing plate 25, girder 30, supporting leg 31, pin-and-hole 32, outrigger plate 33, hook 34.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiments is described.
Fig. 1 shows the keystone configuration of the traveling gear of traxcavator bottom, and they comprise lower vehicle frame 10 and are positioned at the track frame 20 of lower vehicle frame 10 both sides, and lower running mechanism is bilateral symmetry.As shown in Figure 1, the middle part of lower vehicle frame 10 has cylinder and supports 11, and the top of cylinder support 11 is revolving support, for being connected with the turn table in the upper mechanism of excavating machine, turn table is installed operator's compartment, power system, equipment etc.The rear portion supporting 11 at cylinder is provided with hinged seat 12.Being respectively track frame 20 in the both sides of lower vehicle frame 10, for installing crawler belt and the parts such as caterpillar wheel, holder sprocket wheel, there is in the rear end of track frame 20 the drive wheel mount pad 21 for fixedly mounting drive wheel.
As shown in Figure 2, towed equipment is also symmetrical structure, and it comprises girder 30, and girder 30 is the box-structures being welded by left side plate and upper and lower cover plates and formed, its front end is provided with pin-and-hole 32, and the hinged seat 12 that girder 30 is supported on 11 by pin-and-hole 32 and bearing pin 13 and cylinder carries out hinged.Be provided with hook 34 in the rear end of girder 30, the rear portion of girder 30 is upturned, and makes girder L-shaped, and hook 34 is arranged on the top tilting end, increases the height of hook 34 with this.Have the supporting leg 31 stretched out both sides to the left and right at the middle part of girder 30, supporting leg 31 stretches out obliquely, and supporting leg 31 is also have sheet material to weld the box-structure formed, and the end of supporting leg 31 is provided with outrigger plate 33.
As shown in Figure 1, drive wheel mount pad 21 is provided with bearing 22, as shown in Figure 3, bearing 22 is made up of adapter plate 23, pillar 24 and stay bearing plate 25, wherein the medial surface of drive wheel mount pad 21 face that also namely two drive wheel mount pads are relative is vertical plane, adapter plate 23 is also vertical setting, and be fitted on the medial surface of drive wheel mount pad 21, adapter plate 23 is mounted by means of bolts on drive wheel mount pad 21.Pillar 24 is arranged obliquely, and its lower end is welded mutually with adapter plate 23, and its upper end is welded with stay bearing plate 25, and stay bearing plate 25 is mutually vertical with pillar 24.By bolt, stay bearing plate 25 and outrigger plate 33 are locked after stay bearing plate 25 and the outrigger plate 33 of supporting leg 31 end fit, realize being fixedly connected with of supporting leg 31 and bearing 22.
In the present invention, towed equipment is arranged on the top in the space between two track frames 20 by himself girder 30 and supporting leg 31, and residing locus is large, and the ground Clearance is high, conveniently carries out and the attended operation being stowed article; The girder of towed equipment is connected with lower vehicle frame, and intensity is high, and the weight can carrying out dilatory article is large, and the ground Clearance of towed equipment is higher simultaneously, the front end being stowed article can be lifted during dilatory article, reduces the resistance being stowed article advance.
Claims (8)
1. a traxcavator, comprise traveling gear and the upper mechanism of bottom, described traveling gear comprise for revolving support upper mechanism lower vehicle frame and be fixedly connected on the track frame of lower vehicle frame both sides, characterized by further comprising towed equipment, described towed equipment comprises girder, and one end of described girder is connected with lower vehicle frame, and the other end establishes hook, be provided with the supporting leg stretched out to both sides at the middle part of described girder, the end of described supporting leg is fixedly connected with the track frame of both sides separately.
2. traxcavator according to claim 1, is characterized in that described towed equipment is positioned at the rear of described lower vehicle frame, and front end and the described lower vehicle frame of described girder are hinged, and described hook is arranged on the rear end of described girder.
3. traxcavator according to claim 2, it is characterized in that the rear end upwards bending tilting of described girder, described hook is arranged on the top that described girder tilts end.
4. traxcavator according to any one of claim 1 to 3, is characterized in that described girder is the box-structure be welded by left side plate and upper and lower cover plates.
5. traxcavator according to claim 1, the drive wheel mount pad that it is characterized in that track frame rear end described in both sides is provided with the bearing for being fixedly connected with described supporting leg.
6. traxcavator according to claim 5, it is characterized in that described bearing comprise to fit with riser inside drive wheel mount pad be fixedly connected with adapter plate, to be fixedly connected with the pillar that stretches out obliquely with adapter plate and to be fixedly connected on the post top portion stay bearing plate vertical with pillar, described stay bearing plate is fixedly connected with described supporting leg.
7. traxcavator according to claim 6, is characterized in that described supporting leg stretches out obliquely from described girder, and its end is provided with the outrigger plate be fixedly connected with of fitting with described stay bearing plate.
8. traxcavator according to claim 1, is characterized in that the front end of described girder is hinged in the cylinder support of described lower vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510907546.XA CN105438285B (en) | 2015-12-09 | 2015-12-09 | Crawler-mounted excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510907546.XA CN105438285B (en) | 2015-12-09 | 2015-12-09 | Crawler-mounted excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105438285A true CN105438285A (en) | 2016-03-30 |
| CN105438285B CN105438285B (en) | 2018-11-13 |
Family
ID=55549039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510907546.XA Active CN105438285B (en) | 2015-12-09 | 2015-12-09 | Crawler-mounted excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105438285B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2467732A1 (en) * | 1979-10-16 | 1981-04-30 | Daudin Jean Luc | Trailer for moving palleted loads - has integral handling winch and swan-neck shaped tow-bar |
| US4697819A (en) * | 1986-06-02 | 1987-10-06 | Michael Cascone | Removable drawbar for trailers |
| CN2880558Y (en) * | 2006-02-23 | 2007-03-21 | 新疆八一钢铁集团有限责任公司 | Improved automobile traction rack |
| CN2902776Y (en) * | 2006-02-28 | 2007-05-23 | 马永涛 | Rear pedal board with trailer hook |
| KR100963772B1 (en) * | 2010-04-19 | 2010-06-14 | 주식회사 한국화이바 | Apparatus for traction of bi-modality tram |
| CN202847856U (en) * | 2012-10-19 | 2013-04-03 | 山东犀牛工程机械有限公司 | Continuous track wheel type excavator |
| CN203247636U (en) * | 2013-05-06 | 2013-10-23 | 三一重机有限公司 | Traction device and walking machine |
-
2015
- 2015-12-09 CN CN201510907546.XA patent/CN105438285B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2467732A1 (en) * | 1979-10-16 | 1981-04-30 | Daudin Jean Luc | Trailer for moving palleted loads - has integral handling winch and swan-neck shaped tow-bar |
| US4697819A (en) * | 1986-06-02 | 1987-10-06 | Michael Cascone | Removable drawbar for trailers |
| CN2880558Y (en) * | 2006-02-23 | 2007-03-21 | 新疆八一钢铁集团有限责任公司 | Improved automobile traction rack |
| CN2902776Y (en) * | 2006-02-28 | 2007-05-23 | 马永涛 | Rear pedal board with trailer hook |
| KR100963772B1 (en) * | 2010-04-19 | 2010-06-14 | 주식회사 한국화이바 | Apparatus for traction of bi-modality tram |
| CN202847856U (en) * | 2012-10-19 | 2013-04-03 | 山东犀牛工程机械有限公司 | Continuous track wheel type excavator |
| CN203247636U (en) * | 2013-05-06 | 2013-10-23 | 三一重机有限公司 | Traction device and walking machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105438285B (en) | 2018-11-13 |
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