CN203381606U - Connecting plate for supporting leg - Google Patents
Connecting plate for supporting leg Download PDFInfo
- Publication number
- CN203381606U CN203381606U CN201320426471.XU CN201320426471U CN203381606U CN 203381606 U CN203381606 U CN 203381606U CN 201320426471 U CN201320426471 U CN 201320426471U CN 203381606 U CN203381606 U CN 203381606U
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- CN
- China
- Prior art keywords
- supporting leg
- square tube
- connecting panel
- outer square
- square tubes
- 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 - Lifetime
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model discloses a pair of connecting plates for a supporting leg, which is arranged on outer square tubes of the supporting leg. The supporting leg comprises outer square tubes, inner square tubes, bases and gearboxes, wherein the bases are connected to the inner square tubes; lifting devices connected with the inner square tubes and used for controlling the inner square tubes to reciprocate up and down in the outer square tubes are arranged in the outer square tubes; each lifting device comprises a driving gear, a driven gear, a screw rod connected with the driven gear, a supporting leg nut matched with the screw rod, and a connecting plate arranged on each outer square tube, and the driving gear and the driven gear are meshed with each other in each outer square tube; the connecting plates are positioned below the gearboxes; a plurality of pairs of through holes are formed in the connecting plates. According to the utility model, the connecting plates of the supporting leg are positioned below the gearboxes in position, so that the mounting height of the supporting leg can be appropriately reduced through adjustment so as to adapt to a semi-trailer with relatively short base plate.
Description
Technical field
The utility model relates to technical field of automobile parts, more particularly, relates to a kind of supporting leg connecting panel be applied on superimposed trailer.
Background technology
The outside at superimposed trailer leading portion left and right side bar is equipped with lifting landing leg usually, to support the first half section weight of superimposed trailer, and can regulate the height of superimposed trailer front end, adapts to entering or breaking away from of traction seat; At superimposed trailer, be pulled while travelling, interior leg is retracted, and lifts away from ground, keeps a safe distance.
Semi-trailer support matches setting usually, in superimposed trailer leading portion arranged on left and right sides, arranges respectively, between two supporting legs, with tween drive shaft, connects and transmission, makes two supporting leg synchronous workings.Supporting leg comprises the outer leg that is arranged on the semi-trailer frame both sides, the interior leg stretched up and down in leg outside, the screw mandrel screw assembly of leg transmitted load inside and outside connecting, two-speed gear transmission device, rocking handle and the tween drive shaft that connects the left and right leg.Supporting leg is fixedly mounted on frame chassis by connecting panel, existing supporting leg setting height(from bottom) is about 0.8-1 rice, hoisting depth in the scope of 0.4-0.6 rice, still, in order to increase matter-loading amount, under the requirement of the height-limited system of loading, the frame chassis height design of some superimposed trailers is comparatively short at present, thereby load space is maximized, obviously, as guaranteed certain hoisting depth, existing supporting leg setting height(from bottom) specification is can't be applicable on the shorter superimposed trailer in chassis.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of rational in infrastructure, carrying working stability, jacking capacity is high, be applicable to the supporting leg connecting panel on the shorter superimposed trailer in chassis.
The technical solution of the utility model is: a kind of supporting leg connecting panel, be arranged on the outer square tube of supporting leg, described supporting leg comprises outer square tube, interior square tube, base, gear case, described base is connected with interior square tube, be provided with in described outer square tube and be connected with interior square tube, the jacking system that in controlling, square tube pumps in square tube outside, described jacking system is included in intermeshing master in outer square tube, driven gear, the screw mandrel that connects driven gear, and the supporting leg nut matched with screw mandrel, described connecting panel is positioned at the gear case below, described connecting panel is provided with multipair through hole.
Described through hole is to vertical array.
Described connecting panel is welded on outer square tube.
Described outer square tube comprises base plate and panel, and described panel is bent to form front board and left and right sides board, described panel and base plate welding, and described connecting panel and base plate are one-body molded.
Compared with prior art, its beneficial effect is the utility model:
The utility model is arranged on the position of supporting leg connecting panel the below of gear case position, and the setting height(from bottom) of supporting leg can suitably be lowered, to be applicable on the shorter superimposed trailer in chassis.And the through hole of multipair differing heights vertically is set on connecting panel, and make the setting height(from bottom) range of choice of supporting leg wide, applicability is higher.
The interior square tube of supporting leg connects base, and leading screw and nut mechanism orders about interior square tube and moves up and down in square tube outside, and base, with interior square tube oscilaltion, effectively improves the support bearing ability, and traditional welding process has been broken away from the design of bearing pin, and commutativity is strong.
The accompanying drawing explanation
Fig. 1 is for being used the utility model individual layer leg structure schematic diagram.
The lateral plan that Fig. 2 is a side leg.
The base arrangement schematic diagram that Fig. 3 is the outer square tube of supporting leg.
The panel construction schematic diagram that Fig. 4 is the outer square tube of supporting leg.
The specific embodiment
Below pass through the specific embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
As Figure 1-4, supporting leg of the present utility model comprises left branch leg, right supporting leg, tween drive shaft 3 and is embedded gear case 5 and the rocking handle 6 outside the outer tube of right supporting leg, and this supporting leg is closed internal and external casing structure.When rocking handle 6 rotations produce power, make the timing gear wheels 8 in gear case 5 drive tween drive shaft 3 rotations.Left branch leg and right supporting leg are realized lifting simultaneously by tween drive shaft 3, are unlikely to produce diff-H, can avoid the stressed damage to lifting landing leg of semi-trailer support list leg, have guaranteed stability and the safety of superimposed trailer simultaneously.
The inner structure of left branch leg, right supporting leg comprises outer square tube 2, interior square tube 4, wherein, outer square tube 2 is enclosed within the periphery of interior square tube 4, the lower end of interior square tube 4 is provided with base 1, and the inside up-and-down movement of square tube 2 outside, be provided with outside jacking system that be connected with interior square tube 4, that pump for controlling interior square tube 4 in square tube 2, this jacking system is included in the inner intermeshing driving and driven gear 7 of outer square tube 2, connects the screw mandrel of driven gear, and the supporting leg nut matched with screw mandrel.When tween drive shaft rotates, drive the driving gear rotation of supporting leg, driving and driven gear is the finishing bevel gear cuter of a pair of cooperation, when driven finishing bevel gear cuter rotates, drive screw mandrel cw or left-hand revolution, and the tapped bore of supporting leg nut is worked in coordination with the screw thread of screw mandrel and is connected, thereby drive the supporting leg nut and interior square tube 4 moves up and down.In Fig. 2, D partly means the stroke of supporting leg lifting.
Referring to Fig. 2, be positioned on the outside of outer square tube 2 of gear case 5 belows and be provided with connecting panel 9, each correspondence of the both sides of connecting panel 9 arranges an exhausting hole 10, through hole 10 is for the installation of supporting leg, on the plate-girder of both sides, semi-trailer frame chassis, the position of the through hole 10 of corresponding connecting panel 9 also is correspondingly provided with mounting hole, thereby with bolt, connecting panel 9 is connected with frame chassis, realizes the fixing of supporting leg.As shown in the figure, the through hole 10 of five pairs of differing heights vertically is set on connecting panel 9, makes the setting height(from bottom) range of choice of supporting leg wide, applicability is higher.
Referring to Fig. 3-4, outer square tube comprises base plate 11 and panel 12, and described panel 12 is bent to form front board 13 and left and right sides board (14,15), described panel 12 and base plate 11 welding, and connecting panel 9 is one-body molded with base plate 11.
Claims (4)
1. a supporting leg connecting panel, be arranged on the outer square tube of supporting leg, described supporting leg comprises outer square tube, interior square tube, base, gear case, described base is connected with interior square tube, in described outer square tube, be provided with interior square tube, be connected, control in the jacking system that pumps in square tube outside of square tube, described jacking system is included in intermeshing driving and driven gear in outer square tube, connects the screw mandrel of driven gear, and the supporting leg nut matched with screw mandrel, it is characterized in that: described connecting panel is positioned at the gear case below, and described connecting panel is provided with multipair through hole.
2. supporting leg connecting panel according to claim 1, it is characterized in that: described through hole is to vertical array.
3. supporting leg connecting panel according to claim 1, it is characterized in that: described connecting panel is welded on outer square tube.
4. supporting leg connecting panel according to claim 1, it is characterized in that: described outer square tube comprises base plate and panel, described panel is bent to form front board and left and right sides board, described panel and base plate welding, described connecting panel and base plate are one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426471.XU CN203381606U (en) | 2013-07-18 | 2013-07-18 | Connecting plate for supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426471.XU CN203381606U (en) | 2013-07-18 | 2013-07-18 | Connecting plate for supporting leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203381606U true CN203381606U (en) | 2014-01-08 |
Family
ID=49870127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320426471.XU Expired - Lifetime CN203381606U (en) | 2013-07-18 | 2013-07-18 | Connecting plate for supporting leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203381606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298123A (en) * | 2019-08-02 | 2021-02-02 | 晟通科技集团有限公司 | Vehicle with semitrailer rear lifting device |
-
2013
- 2013-07-18 CN CN201320426471.XU patent/CN203381606U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112298123A (en) * | 2019-08-02 | 2021-02-02 | 晟通科技集团有限公司 | Vehicle with semitrailer rear lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160713 Address after: 528322 Guangdong Province, Shunde District Leliu street village committee, one of the village of Port Road, No. 9 Patentee after: GUANGDONG FUWA EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 528300, three, Huanglian Industrial Road, Leliu Town, Shunde District, Guangdong, Foshan Patentee before: GUANGDONG FUWA ENGINEERING MANUFACTURING Co.,Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: GUANGDONG FUWA ENGINEERING MANUFACTURING CO.,LTD. Assignor: GUANGDONG FUWA EQUIPMENT MANUFACTURING Co.,Ltd. Contract record no.: X2020440000054 Denomination of utility model: Connecting plate for supporting leg Granted publication date: 20140108 License type: Common License Record date: 20200327 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
|
| CX01 | Expiry of patent term |