CN204367791U - Adjustable for height connecting device between trailer and tractor truck - Google Patents
Adjustable for height connecting device between trailer and tractor truck Download PDFInfo
- Publication number
- CN204367791U CN204367791U CN201420871788.9U CN201420871788U CN204367791U CN 204367791 U CN204367791 U CN 204367791U CN 201420871788 U CN201420871788 U CN 201420871788U CN 204367791 U CN204367791 U CN 204367791U
- Authority
- CN
- China
- Prior art keywords
- hole
- fluted disc
- draw bar
- trailer
- square pipes
- 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.)
- Expired - Fee Related
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to adjustable for height connecting device between trailer and tractor truck, comprise draw bar, height adjuster and connecting square pipes, it is characterized in that the front end of draw bar is provided with eye hitch, the lower bending section of draw bar rear end is provided with the first through hole and the second through hole, the rear end of connecting square pipes is connected with trailer, the two sides of connecting square pipes front end are symmetrically arranged with fluted disc base, fluted disc base is provided with through hole, lower through-hole and fluted disc, height adjuster comprises outside plate and connecting rod, the two ends of outside plate are provided with third through-hole, fourth hole and the 3rd fluted disc, the two ends of connecting rod offer fifth hole, two pieces of outside plates are positioned opposite, two pieces are connected with a joggle by fluted disc with bolt and nut between outside plate and connecting square pipes, and form four-bar linkage with connecting rod and draw bar.The utility model structure is simple, easy to adjust, stable, safe and reliable.
Description
Technical field
The utility model relates to connecting device, specifically adjustable for height connecting device between trailer and tractor truck.
Background technology
Usually connecting rod is adopted to be rigidly connected between trailer and tractor truck, in production practice, same trailer often needs supporting from different tractor trucks, when trailer and tractor truck point of connection height inconsistent time, trailer will be in overall upwards steeving or overall downward-sloping state, the driving of tractor truck is had an impact, even causes overturning.In addition, the brake mode of trailer many employings impacting type, when trailer and tractor truck exist at diff-H, can not ensure that trailer connecting rod and tractor truck remain level, make impact and hydraulic main cylinder Impact direction inconsistent, thus affect braking effect and master cylinder life-span.Therefore, adjustable for height connecting device between simple, easy to adjust, stable, the safe and reliable trailer of structure and tractor truck is designed very necessary.
Utility model content
The purpose of this utility model is to provide adjustable for height connecting device between simple, easy to adjust, stable, the safe and reliable trailer of a kind of structure and tractor truck.
For achieving the above object, the utility model adopts following technical scheme: adjustable for height connecting device between trailer and tractor truck, comprise draw bar, height adjuster and connecting square pipes, it is characterized in that the front end of draw bar is provided with eye hitch, the lower bending section of draw bar rear end is provided with the first through hole and the second through hole, the rear end of connecting square pipes is connected with trailer, the two sides of connecting square pipes front end are symmetrically arranged with the first fluted disc base and the second fluted disc base, first fluted disc base is provided with through hole and the first lower through-hole on first, second fluted disc base is provided with through hole and the second lower through-hole on second, connecting square pipes offers the through hole corresponding to through hole on through hole and second on described first, first fluted disc base is provided with first on coaxial the first fluted disc of through hole, second fluted disc base is provided with second on coaxial the second fluted disc of through hole, height adjuster comprises outside plate and connecting rod, the two ends of outside plate offer third through-hole and fourth hole, outside plate is provided with three fluted disc coaxial with fourth hole, the two ends of connecting rod offer fifth hole, two pieces of outside plates are positioned opposite, two pieces are passed through fourth hole with bolt and nut between outside plate and connecting square pipes, on first, on through hole and second, through hole cooperation and the 3rd fluted disc are connected with a joggle with the first fluted disc and the second fluted disc respectively, two pieces are connected by third through-hole and the first through hole with bolt and nut between outside plate and draw bar, connecting rod to be coordinated with the second through hole by fifth hole and fifth hole coordinate with the first lower through-hole and the second lower through-hole respectively with draw bar and the first fluted disc base and the second fluted disc base hinged.
Further, the number of teeth of described first fluted disc, the second fluted disc and the 3rd fluted disc is 30 teeth.
The utility model, owing to adopting the cooperation of fluted disc, therefore fast can regulate height, thus ensures that trailer is all in horizontality after connecting from different tractor trucks.The utility model structure is simple, easy to adjust, stable, safe and reliable.
Accompanying drawing explanation
Fig. 1, Fig. 2, Fig. 3 are structural representation of the present utility model;
Fig. 4 is draw bar structural representation of the present utility model;
Fig. 5 is connecting square pipes structural representation of the present utility model;
Fig. 6 is Fig. 5 left view;
Fig. 7 is outer panel structure schematic diagram of the present utility model;
Fig. 8 is for being bar linkage structure schematic diagram of the present utility model.
In figure: 1-draw bar; 1.1-eye hitch; 1.2-first through hole; 1.3-second through hole; 2-height adjuster; 2.1-outside plate; 2.1.1-third through-hole; 2.1.2-fourth hole; 2.1.3-the 3rd fluted disc; 2.2-connecting rod; 2.2.1-fifth hole; 3-connecting square pipes; 3.1-first fluted disc base; 3.1.1-through hole on first; 3.1.2-the first lower through-hole; 3.1.3-the first fluted disc; 3.2-second fluted disc base; 3.2.1-through hole on second; 3.2.2-the second lower through-hole; 3.2.3-the second fluted disc.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but this embodiment should not be construed as restriction of the present utility model:
Adjustable for height connecting device between trailer and tractor truck, comprise draw bar 1, height adjuster 2 and connecting square pipes 3, the front end of draw bar 1 is provided with eye hitch 1.1, the lower bending section of draw bar 1 rear end is provided with the first through hole 1.2 and the second through hole 1.3, the rear end of connecting square pipes 3 is connected with trailer, the two sides of connecting square pipes 3 front end are symmetrically arranged with the first fluted disc base 3.1 and the second fluted disc base 3.2, first fluted disc base 3.1 is provided with through hole 3.1.1 and the first lower through-hole 3.1.2 on first, second fluted disc base 3.2 is provided with through hole 3.2.1 and the second lower through-hole 3.2.2 on second, connecting square pipes 3 offers the through hole corresponding to through hole 3.2.1 on through hole 3.1.1 and second on described first, first fluted disc base 3.1 is provided with first on coaxial the first fluted disc 3.1.3 of through hole 3.1.1, second fluted disc base 3.2 is provided with second on coaxial the second fluted disc 3.2.3 of through hole 3.2.1, height adjuster 2 comprises outside plate 2.1 and connecting rod 2.2, the two ends of outside plate 2.1 offer third through-hole 2.1.1 and fourth hole 2.1.2, outside plate 2.1 is provided with the three fluted disc 2.1.3 coaxial with fourth hole 2.1.2, the two ends of connecting rod 2.2 offer fifth hole 2.2.1, two pieces of outside plates 2.1 are positioned opposite, fourth hole 2.1.2 is passed through with bolt and nut between two pieces of outside plates 2.1 and connecting square pipes 3, on first, on through hole 3.1.1 and second, through hole 3.2.1 cooperation and the 3rd fluted disc 2.1.3 are connected with a joggle with the first fluted disc 3.1.3 and the second fluted disc 3.2.3 respectively, be connected by third through-hole 2.1.1 and the first through hole 1.2 with bolt and nut between two pieces of outside plates 2.1 and draw bar 1, connecting rod 2.2 by fifth hole 2.2.1 coordinate with the second through hole 1.3 to coordinate with the first lower through-hole 3.1.2 and the second lower through-hole 3.2.2 with fifth hole 2.2.1 respectively with draw bar 1 and the first fluted disc base 3.1 and the second fluted disc base 3.2 hinged.
Preferred embodiment is: in such scheme, and the number of teeth of described first fluted disc 3.1.3, the second fluted disc 3.2.3 and the 3rd fluted disc 2.1.3 is 30 teeth.
The content be not described in detail in this specification sheets, belongs to the known prior art of those skilled in the art.
Claims (2)
1. adjustable for height connecting device between trailer and tractor truck, comprise draw bar (1), height adjuster (2) and connecting square pipes (3), it is characterized in that: the front end of draw bar (1) is provided with eye hitch (1.1), the lower bending section of draw bar (1) rear end is provided with the first through hole (1.2) and the second through hole (1.3), the rear end of connecting square pipes (3) is connected with trailer, the two sides of connecting square pipes (3) front end are symmetrically arranged with the first fluted disc base (3.1) and the second fluted disc base (3.2), first fluted disc base (3.1) is provided with through hole on first (3.1.1) and the first lower through-hole (3.1.2), second fluted disc base (3.2) is provided with through hole on second (3.2.1) and the second lower through-hole (3.2.2), connecting square pipes (3) offers with described first on the corresponding through hole of through hole (3.2.1) on through hole (3.1.1) and second, first fluted disc base (3.1) is provided with first on coaxial the first fluted disc (3.1.3) of through hole (3.1.1), second fluted disc base (3.2) is provided with second on coaxial the second fluted disc (3.2.3) of through hole (3.2.1), height adjuster (2) comprises outside plate (2.1) and connecting rod (2.2), the two ends of outside plate (2.1) offer third through-hole (2.1.1) and fourth hole (2.1.2), outside plate (2.1) is provided with three fluted disc (2.1.3) coaxial with fourth hole (2.1.2), the two ends of connecting rod (2.2) offer fifth hole (2.2.1), two pieces of outside plates (2.1) are positioned opposite, fourth hole (2.1.2) is passed through with bolt and nut between two pieces of outside plates (2.1) and connecting square pipes (3), on first, on through hole (3.1.1) and second, through hole (3.2.1) cooperation and the 3rd fluted disc (2.1.3) are connected with a joggle with the first fluted disc (3.1.3) and the second fluted disc (3.2.3) respectively, be connected by third through-hole (2.1.1) and the first through hole (1.2) with bolt and nut between two pieces of outside plates (2.1) and draw bar (1), connecting rod (2.2) to be coordinated with the second through hole (1.3) by fifth hole (2.2.1) and fifth hole (2.2.1) coordinates same draw bar (1) and the first fluted disc base (3.1) and the second fluted disc base (3.2) respectively hinged with the first lower through-hole (3.1.2) and the second lower through-hole (3.2.2).
2. adjustable for height connecting device between trailer according to claim 1 and tractor truck, is characterized in that: the number of teeth of described first fluted disc (3.1.3), the second fluted disc (3.2.3) and the 3rd fluted disc (2.1.3) is 30 teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871788.9U CN204367791U (en) | 2014-12-31 | 2014-12-31 | Adjustable for height connecting device between trailer and tractor truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420871788.9U CN204367791U (en) | 2014-12-31 | 2014-12-31 | Adjustable for height connecting device between trailer and tractor truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204367791U true CN204367791U (en) | 2015-06-03 |
Family
ID=53324035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420871788.9U Expired - Fee Related CN204367791U (en) | 2014-12-31 | 2014-12-31 | Adjustable for height connecting device between trailer and tractor truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204367791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017176A (en) * | 2018-08-15 | 2018-12-18 | 牛力机械制造有限公司 | A kind of traction device on electric floor sweeping car |
-
2014
- 2014-12-31 CN CN201420871788.9U patent/CN204367791U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017176A (en) * | 2018-08-15 | 2018-12-18 | 牛力机械制造有限公司 | A kind of traction device on electric floor sweeping car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202684857U (en) | Spring tool | |
| CN203998054U (en) | A kind of steel pipe stand | |
| CN204367791U (en) | Adjustable for height connecting device between trailer and tractor truck | |
| CN203580537U (en) | Double-yoke independent suspension and automobile | |
| CN203018694U (en) | Sand box of casting piece | |
| CN204196633U (en) | A kind of heavy-duty tractor front suspension apparatus | |
| CN204586949U (en) | Multiplex hand barrow | |
| CN202716952U (en) | Heavy-duty semitrailer traction device | |
| CN203450214U (en) | Automobile milling model support with adjustable wheel track and suspension height | |
| CN203305795U (en) | Traction device | |
| CN203126998U (en) | Wheelbase-adjustable pastoral management machine | |
| CN204448829U (en) | For the hydraulic pressure changing rig of operation roll of mill | |
| CN205170265U (en) | Horizontal lifting jack | |
| CN204236397U (en) | A kind of adjustable commercial vehicle/comm..vehicle protecting device for rear lower part | |
| CN202573696U (en) | Dual-shaft forward axle suspension device | |
| CN203958342U (en) | Guardrail after dumping car rear spare wheel active type | |
| CN204333783U (en) | A kind of wire mobile trailer of adjustable-width | |
| CN204288947U (en) | The adjustment structure of lopping coating all-in-one | |
| CN203110825U (en) | Direction wheel frame buffering device | |
| CN203449874U (en) | Torsion bar beam rear axle | |
| CN203450234U (en) | Two-way buffer tractor | |
| CN203076858U (en) | Dismounting device of automobile shock absorber | |
| CN201800781U (en) | Liquid transport semitrailer frame with X-shaped reinforcing ribs | |
| CN202385457U (en) | Hydraulic reversible plow | |
| CN102465491A (en) | Fixable herringbone plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20191231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |