CN203844871U - Friction full-drive eight-wheel tractor - Google Patents
Friction full-drive eight-wheel tractor Download PDFInfo
- Publication number
- CN203844871U CN203844871U CN201420122154.3U CN201420122154U CN203844871U CN 203844871 U CN203844871 U CN 203844871U CN 201420122154 U CN201420122154 U CN 201420122154U CN 203844871 U CN203844871 U CN 203844871U
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- China
- Prior art keywords
- vehicle frame
- assembling
- friction
- wheel
- poppet
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- Withdrawn - After Issue
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Abstract
The utility model provides a friction full-drive eight-wheel tractor. The friction full-drive eight-wheel tractor comprises a traction rod, a lower support assembly and an upper vehicle frame assembly. The traction rod and the lower support assembly are hinged together. The upper vehicle frame assembly is movably disposed on the lower support assembly. For turning convenience, the lower support assembly and the upper vehicle frame assembly are designed to be two bodies. The lower support assembly is equipped with road wheels and a turning drive apparatus. The upper vehicle frame assembly is provided with friction wheels that are connected with a power apparatus. The friction wheels and the road wheels lean on each other, and running power is provided by the friction wheels to the road wheels. The eight road wheels are respectively disposed on a lower front support assembly and a lower rear support assembly that are designed to separate from each other, turning of the tractor is achieved through a hydraulic cylinder to make traction equipment move in a short distance, and mobility of traction operation and traction transition is improved. When in a free state, the tractor can be dragged to move by drawing the traction rod and an oil cylinder automatically adjust turning, therefore, the transition mobility is improved and the transition cost is reduced.
Description
(1) technical field
The utility model relates to a kind of tractor truck, specifically a kind of complete eight wheel tractors that drive of friction that use with road-surface accelerating and loading test coordinative composition of equipments.
(2) background technology
At present, the short-distance movement of road-surface accelerating and loading test equipment is mainly by trailer traction, operating process complexity, efficiency is lower, for this problem, applicant has invented a kind of friction entire-driving multi-wheel tractor for road-surface accelerating and loading test device on March 19th, 2010, its patent No. is 201010127375.6, this tractor truck adopts friction wheel to drive 6 rubber tire groups, because 6 rubber tire groups are arranged on same lower bracket, in actual use, exist the difficult problem that turns to, cause in distraction procedure and transition transport difficulty, efficiency is low.
(3) summary of the invention
Technical assignment of the present utility model is for the deficiencies in the prior art, provide that one turns to easily, in distraction procedure and transition transport be easy to complete eight wheel tractors that drive of friction.
The utility model solves the technical scheme that its technical matters adopts:
Complete eight wheel tractors that drive of a kind of friction, comprise draw bar, lower bracket assembling and the assembling of upper vehicle frame, it is characterized in that:
Described lower bracket assembling comprises lower front frame assembling and the assembling of lower after poppet of split design, and lower front frame assembling comprises lower front frame and two of left and right front walking wheel disposed thereon; Lower after poppet assembling comprises lower after poppet and is arranged on two of the left and right rear walking wheel of its rear end;
Described upper vehicle frame assembling comprises upper front vehicle frame assembling and the upper rear vehicle frame assembling of split design, upper front vehicle frame assembling comprises front vehicle frame and the front friction wheel in two of left and right disposed thereon, on each front friction wheel, be provided with HM Hydraulic Motor, upper front frame is overlapped on front walking wheel by two front friction wheels; Friction wheel after the assembling of rear vehicle frame comprises rear vehicle frame and is arranged on two of the left and right of its rear end, is provided with HM Hydraulic Motor on each rear friction wheel; After upper, the rear end of vehicle frame is overlapped on rear walking wheel by rear friction wheel; After upper, the front end of vehicle frame is connected in upper front vehicle frame by the locating dowel pin being positioned in upper front vehicle frame.
Described draw bar is shipped and resell on another market and is connected with lower front frame by traction, and lower front frame middle part is shipped and resell on another market hinged with the front end of lower after poppet by connection; The left and right sides of lower front frame is connected with the middle part of lower after poppet by steering cylinder respectively.
The top of described lower after poppet is provided with motor and oil pump, and motor is connected with oil pump, and oil pump is connected with steering cylinder with HM Hydraulic Motor respectively by the oil pipe with hydraulic directional control valve.
The top of described lower front frame assembling is provided with fuel tank, for oil pump provides hydraulic oil.
A kind of friction of the present utility model is complete drives eight wheel tractors compared with prior art, and the beneficial effect producing is:
1) the utility model is arranged on eight road wheels respectively in the lower front frame assembling and the assembling of lower after poppet of split design, adopt hydraulic actuating cylinder to realize turning to of tractor truck and realize the short-distance movement of Towed Unit, improved the manoevreability of draw operations and self transition;
2) when tractor truck free state, haul draw bar, tractor truck can be moved in tow, oil cylinder self-regulating rotary to, improved transition manoevreability, reduced transition cost.
(4) brief description of the drawings
Accompanying drawing 1 is main TV structure schematic diagram of the present utility model;
The plan structure schematic diagram that accompanying drawing 2 is Fig. 1.
In figure, 1, draw bar, 2, fuel tank, 3, front friction wheel, 4, locating dowel pin, 5, HM Hydraulic Motor, 6, upper rear vehicle frame, 7, lower after poppet, 8, steering cylinder, 9, front walking wheel, 10, lower front frame, 11, connect and ship and resell on another market, 12, motor, 13, oil pump, 14, traction ships and resell on another market, 15, upper front vehicle frame, 16, rear walking wheel, 17, rear friction wheel.
(5) detailed description of the invention
Be described in detail below below in conjunction with 1,2 pairs of complete eight wheel tractors that drive of a kind of friction of the present utility model of accompanying drawing.
As shown in accompanying drawing 1,2, complete eight wheel tractors that drive of a kind of friction of the present utility model, its structure comprises draw bar 1, lower bracket assembling and the assembling of upper vehicle frame, described lower bracket assembling comprises lower front frame assembling and the assembling of lower after poppet of split design, and lower front frame assembling comprises again lower front frame 10 and two of left and right front walking wheel 9 disposed thereon; Lower after poppet assembling comprises lower after poppet 7 and is arranged on two of the left and right rear walking wheel 16 of its rear end.
Described upper vehicle frame assembling comprises upper front vehicle frame assembling and the upper rear vehicle frame assembling of split design, upper front vehicle frame assembling comprises front vehicle frame 15 and the front friction wheel 3 in two of left and right disposed thereon, on each front friction wheel 3, be provided with HM Hydraulic Motor 5, upper front frame 15 is overlapped on front walking wheel 9 by two front friction wheels 3; Friction wheel 17 after the assembling of rear vehicle frame comprises rear vehicle frame 6 and is arranged on two of the left and right of its rear end, is provided with HM Hydraulic Motor 5 on each rear friction wheel 17; After upper, the rear end of vehicle frame 6 is overlapped on rear walking wheel 16 by rear friction wheel 17; After upper, the front end of vehicle frame 6 is connected in upper front vehicle frame 15 by the locating dowel pin 4 being positioned in upper front vehicle frame 15.
Described draw bar 1 is shipped and resell on another market and 14 is connected with lower front frame 10 by traction, and the middle part of lower front frame 10 is shipped and resell on another market 11 hinged with the front end of lower after poppet 7 by connection; The left and right sides of lower front frame 10 is connected with the middle part of lower after poppet 7 by steering cylinder 8 respectively.
On described lower after poppet 7, be provided with motor 12 and oil pump 13, motor 12 is connected with oil pump 13, and oil pump 13 is connected with steering cylinder 8 with HM Hydraulic Motor 5 respectively by the oil pipe with hydraulic directional control valve;
The top of described lower front frame 10 is provided with fuel tank 2.
When use, road-surface accelerating and loading test equipment is placed into upper vehicle frame assembling upper, utilizes fluid motor-driven front and back friction wheel, and then road wheel walking before and after driving; In the time that needs turn to, utilize steering cylinder to control the relative position of lower front frame and lower after poppet, thereby realize the object turning to.
Claims (2)
1. complete eight wheel tractors that drive of friction, comprise draw bar, lower bracket assembling and the assembling of upper vehicle frame, it is characterized in that:
Described lower bracket assembling comprises lower front frame assembling and the assembling of lower after poppet of split design, and lower front frame assembling comprises lower front frame and two of left and right front walking wheel disposed thereon; Lower after poppet assembling comprises lower after poppet and is arranged on two of the left and right rear walking wheel of its rear end;
Described upper vehicle frame assembling comprises upper front vehicle frame assembling and the upper rear vehicle frame assembling of split design, upper front vehicle frame assembling comprises front vehicle frame and the front friction wheel in two of left and right disposed thereon, on each front friction wheel, be provided with HM Hydraulic Motor, upper front frame is overlapped on front walking wheel by two front friction wheels; After upper vehicle frame assembling comprise rear vehicle frame and be arranged on two of the left and right of its rear end after friction wheel, on each rear friction wheel, be provided with HM Hydraulic Motor; After upper, the rear end of vehicle frame is overlapped on rear walking wheel by rear friction wheel; After upper, the front end of vehicle frame is connected in upper front vehicle frame by the locating dowel pin being positioned in upper front vehicle frame;
Described draw bar is shipped and resell on another market and is connected with lower front frame by traction, and lower front frame middle part is shipped and resell on another market hinged with the front end of lower after poppet by connection; The left and right sides of lower front frame is connected with the middle part of lower after poppet by steering cylinder respectively;
The top of described lower after poppet is provided with motor and oil pump, and motor is connected with oil pump, and oil pump is connected with steering cylinder with HM Hydraulic Motor respectively by the oil pipe with hydraulic directional control valve.
2. complete eight wheel tractors that drive of a kind of friction according to claim 1, is characterized in that, the top of described lower front frame assembling is provided with fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122154.3U CN203844871U (en) | 2014-03-19 | 2014-03-19 | Friction full-drive eight-wheel tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122154.3U CN203844871U (en) | 2014-03-19 | 2014-03-19 | Friction full-drive eight-wheel tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844871U true CN203844871U (en) | 2014-09-24 |
Family
ID=51557919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420122154.3U Withdrawn - After Issue CN203844871U (en) | 2014-03-19 | 2014-03-19 | Friction full-drive eight-wheel tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863436A (en) * | 2014-03-19 | 2014-06-18 | 山东交通学院 | Fully friction-driven eight-wheel towing vehicle |
-
2014
- 2014-03-19 CN CN201420122154.3U patent/CN203844871U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863436A (en) * | 2014-03-19 | 2014-06-18 | 山东交通学院 | Fully friction-driven eight-wheel towing vehicle |
| CN103863436B (en) * | 2014-03-19 | 2016-07-13 | 山东交通学院 | A kind of friction is complete drives eight wheel tractors |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140924 Effective date of abandoning: 20160713 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |