CN103407432B - Double pendulum base - Google Patents
Double pendulum base Download PDFInfo
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- CN103407432B CN103407432B CN201310301057.0A CN201310301057A CN103407432B CN 103407432 B CN103407432 B CN 103407432B CN 201310301057 A CN201310301057 A CN 201310301057A CN 103407432 B CN103407432 B CN 103407432B
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- plate
- base
- riser
- double pendulum
- slide plate
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Abstract
The present invention discloses a kind of Double pendulum base, comprise base plate and datum axle, also comprise two slide plates and balance spring, described datum axle is arranged between two slide plates, the plate Middle face of described base plate cuts and forms extension spring riser, base plate riser, described slide plate is resisted against the outside of base plate riser, is provided with adapter shaft between described slide plate, and described balance spring connects the adapter shaft on slide plate and the extension spring riser on base plate.Double pendulum base of the present invention not only good looking appearance, firm practicality, and also overall weight is light.
Description
Technical field
The present invention relates to semi-trailer support technical field, specifically, relate to a kind of Double pendulum base of semi-trailer support.
Background technology
Usually lifting landing leg is equipped with in the outside of superimposed trailer leading portion left and right side bar, to support the first half section weight of superimposed trailer, and the height of adjustable superimposed trailer front end, adapt to entering or departing from of traction seat; When superimposed trailer is pulled traveling, interior leg is retracted, and lifts away from ground, keeps a safe distance.
Semi-trailer support (bearing set) is a pair, be arranged on superimposed trailer leading portion arranged on left and right sides, left and right supporting leg is in transmission connection by tween drive shaft, and a side leg is provided with rocking handle and two-speed gear transmission device, makes the convert rotational motion of manpower rocking handle be the dipping and heaving of supporting leg.Two side legs have included outer leg, interior leg that can be flexible up and down in leg outside, connect inside and outside leg and the screw mandrel screw assembly etc. of transmitted load.Earth plate bottom interior leg, when supporting leg lands, earth plate kiss the earth, when supporting leg promotes, earth plate is mentioned with interior leg and is suspended in midair, earth plate needs the gravity that in support, leg transmits on the one hand, needs on the other hand to adapt to different evenness of road surface degree, and how optimizing transmitted load, improve structural strength, reducing the base designs of overall weight is also a key.
See a kind of aluminum alloy supporting leg of Chinese utility model patent disclosed in 31 days October in 2012, the riser that existing earth plate traditional design comprises base plate and welds on base plate, base is articulated in the bottom of movable supporting legs, riser offering pivoted hole for connecting with movable supporting legs, being provided with multiple brace panel around riser and the intensity of base is met the requirements.Although the more common supporting leg of this aluminum alloy supporting leg weight is light, bearing load is lower.And riser is welded on base plate, when inclination, the relative riser of movable supporting legs turn an angle, the pivoted hole of riser bears comparatively noticeable effort, becomes strength weak link in the structure of pivot joint position.
Existing steel earth plate similar in above-mentioned aluminum alloy supporting leg, its base heavier mass.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the Double pendulum base of a kind of good looking appearance, rational in infrastructure, lightness is provided.
Technical scheme of the present invention is: a kind of Double pendulum base, comprise base plate and datum axle, also comprise two slide plates and balance spring, described datum axle is arranged between two slide plates, the plate Middle face of described base plate cuts and forms extension spring riser, base plate riser, described slide plate is resisted against the outside of base plate riser, is provided with adapter shaft between described slide plate, and described balance spring connects the adapter shaft on slide plate and the extension spring riser on base plate.
Three adapter shafts are connected with between described two slide plates.
What described base plate riser offered adapter shaft dodges via hole.
Described slide plate is fan-shaped, and arc limit, the bottom outer rim of described slide plate stretches out and forms slide plate flange.
The outward flange of described base plate upwards stretches and forms base plate flange.
Described slide plate is provided with base axis hole, base axis hole is established axis hole flange.
Described datum axle one end enlarging, the other end passes the base axis hole on slide plate and is equipped with fastening structure and datum axle is fixed on slide plate.
Described fastening structure comprises the adapter plate be welded in datum axle, is enclosed within the capping outside datum axle end, and is connected and fixed the bolt of plate and capping.
The present invention is compared with the semi-trailer support base of prior art, and its beneficial effect is:
Double pendulum base of the present invention not only good looking appearance, firm practicality, and cutting formation in the middle part of base plate is used for connecting the base plate riser of slide plate and being used for the extension spring riser of stable equilibrium spring by the present invention, and existing base riser can be saved, thus alleviate than existing earth plate total quality.Slide plate and base plate are strained by balance spring, and it is an entirety that two slide plates firmly connect by three adapter shafts, makes two slide plate opposed bottom synchronous axial system, is suitable for the road surface of different gradient.
Accompanying drawing explanation
Fig. 1 is existing supporting leg and understructure schematic diagram thereof.
Fig. 2 is leg structural base schematic diagram in existing supporting leg.
Fig. 3 is the structural representation of Double pendulum base of the present invention.
Fig. 4 is another visual angle angle schematic diagram of Double pendulum base of the present invention.
Detailed description of the invention
Below by way of detailed description of the invention, and the invention will be further described by reference to the accompanying drawings.
As shown in Figure 1 and Figure 2, existing supporting leg comprises interior leg 2, outer leg 3, base 1.Wherein, outer leg 3 is enclosed within outside interior leg 2, interior leg 2 lower end arranges base 1, and up-and-down movement in leg 3 outside, be provided with in leg 3 be outside connected with interior leg 2, control in the jacking system that pumps of leg, this jacking system is included in the inner intermeshing driving and driven gear of outer leg 3, connects the screw mandrel of driven gear and the supporting leg nut matched with screw mandrel.The bottom reducing of interior leg 2 is welded with central siphon 21, and central siphon 21 and base 1 pivot joint, the bottom closing-in structure of interior leg 2 is fixed on base 1 by central siphon 21.Supporting leg, by crank operation internal gear transmission device, makes supporting leg carry out rising or declining.
Shown in Fig. 3, Fig. 4, Double pendulum base of the present invention comprises base plate 5, pair of slide 6, datum axle 7, a pair balance spring 8, wherein, the middle part punching of base plate 5 forms four pieces of rim charges, four pieces of rim charges are to pull-up, and form the base plate riser 51 of a pair symmetry and the extension spring riser 52 of a pair symmetry, base plate riser 51 profile is trapezoidal, extension spring riser 52 profile is triangle, and both are by the middle part plate cutting gained of base plate 5.Slide plate 6 is roughly fan-shaped, and radian, between 120 degree to 150 degree, the plate face of slide plate 6 is established the strengthening groove 63 at multiple sensing center.Two slide plates 6 are erected at the outside of base plate riser 51 respectively, and base plate riser 51 straight up, is provided with clamping washer with the tightness be connected both strengthening between base plate riser 51 with slide plate 6.The plate face of two slide plates 6 is provided with three through holes, is separately positioned on both sides, top and the bottom center in plate face, along radial line distributions such as fan-shaped slide plates.Two slide plates 6 are firmly connected to one piece by the adapter shaft 9 interted in through hole.Adapter shaft 9 can be welded and fixed or fix with nut with the mode that is connected and fixed of slide plate 6.The position that on base plate riser 51, corresponding adapter shaft 9 interts is provided with dodges via hole, and adapter shaft 9 dodges the through hole of via hole and slide plate 6 through this.
The center upper portion of slide plate 6 is also provided with base axis hole, and base axis hole extends axis hole flange 62 laterally, datum axle 7 one end enlarging, and the other end passes two base axis holes and is equipped with fastening structure and datum axle 7 is fixed on slide plate 6.This fastening structure comprises the adapter plate (not shown) be welded in datum axle 7, is enclosed within the capping 71 outside datum axle 7 end, and is connected and fixed the bolt of plate and capping 71.
The top of the extension spring riser 52 on base plate 5 is provided with spring fixed hole, and balance spring 8 one end pull hook is through the spring fixed hole of extension spring riser 52, and balance spring 8 other end hooks on the midway location of adapter shaft 9.
For strengthening part intensity, the outward flange of base plate 5 upwards stretches and forms base plate flange 53.Arc limit, the bottom outer rim of slide plate 6 stretches out and forms slide plate flange 61.
Cutting in the middle part of base plate 5 is formed and is used for connecting the base plate riser 51 of slide plate 6 and being used for the extension spring riser 52 of stable equilibrium spring by Double pendulum base of the present invention, and can save existing base riser, thus alleviates than existing earth plate total quality.Slide plate 6 and base plate 5 are strained by balance spring 8, article three, two slide plates 6 firmly connect by adapter shaft 9 is an entirety, make two slide plate 6 opposed bottom 5 synchronous axial system, be suitable for the road surface of different gradient, meanwhile, because the datum axle 7 being arranged on slide plate 6 top is articulated in the bottom of interior leg, and slide plate flange 61 on slide plate arcing outer edges can opposed bottom wide-angle, large-scale huge rotation, therefore, slide plate 6 can be shared leg in part and act on the application force of pivot point, alleviates the stressed of base and interior leg pivot point.
Claims (8)
1. a Double pendulum base, comprise base plate and datum axle, it is characterized in that: also comprise two slide plates and balance spring, described datum axle is arranged between two slide plates, the plate Middle face of described base plate cuts and forms extension spring riser, base plate riser, described slide plate is resisted against the outside of base plate riser, is provided with adapter shaft between described slide plate, and described balance spring connects the adapter shaft on slide plate and the extension spring riser on base plate.
2. Double pendulum base according to claim 1, is characterized in that: be connected with three adapter shafts between described two slide plates.
3. Double pendulum base according to claim 1, is characterized in that: what described base plate riser offered adapter shaft dodges via hole.
4. Double pendulum base according to claim 1 and 2, is characterized in that: described slide plate is fan-shaped, and arc limit, the bottom outer rim of described slide plate stretches out and forms slide plate flange.
5. Double pendulum base according to claim 1, is characterized in that: the outward flange of described base plate upwards stretches and forms base plate flange.
6. Double pendulum base according to claim 1, is characterized in that: described slide plate is provided with base axis hole, base axis hole is established axis hole flange.
7. Double pendulum base according to claim 1, is characterized in that: described datum axle one end enlarging, and the other end passes the base axis hole on slide plate and is equipped with fastening structure and datum axle is fixed on slide plate.
8. Double pendulum base according to claim 7, is characterized in that: described fastening structure comprises the adapter plate be welded in datum axle, is enclosed within the capping outside datum axle end, and is connected and fixed the bolt of plate and capping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301057.0A CN103407432B (en) | 2013-07-18 | 2013-07-18 | Double pendulum base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301057.0A CN103407432B (en) | 2013-07-18 | 2013-07-18 | Double pendulum base |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103407432A CN103407432A (en) | 2013-11-27 |
| CN103407432B true CN103407432B (en) | 2015-08-19 |
Family
ID=49600496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310301057.0A Active CN103407432B (en) | 2013-07-18 | 2013-07-18 | Double pendulum base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103407432B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106142646A (en) * | 2016-08-31 | 2016-11-23 | 吉林省旺达机械设备有限公司 | A kind of seesaw type static organ |
| CN106142645A (en) * | 2016-08-31 | 2016-11-23 | 吉林省旺达机械设备有限公司 | Four-point seesaw type static organ |
| CN110434411B (en) * | 2019-08-13 | 2021-06-08 | 南京工程学院 | Horizontal shaft swinging bidirectional unbalance loading balancing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4024825C1 (en) * | 1990-08-04 | 1991-10-02 | Haacon Hebetechnik Gmbh, 6982 Freudenberg, De | Support legs for semi-trailer - has inner tube sections with supports for feet which pivot |
| DE102008020176B4 (en) * | 2008-04-22 | 2013-07-11 | Saf-Holland Gmbh | Support leg for a telescopic support device of vehicles |
| DE202010002114U1 (en) * | 2010-02-10 | 2010-06-02 | Riedl, Reinhold, Dipl.-Ing. | Support foot of a height-adjustable support for semi-trailer or the like. |
| CN202508067U (en) * | 2012-04-13 | 2012-10-31 | 鄂尔多斯市纵腾挂车制造有限公司 | Aluminum alloy supporting leg |
| CN102756717A (en) * | 2012-06-21 | 2012-10-31 | 青岛金佳美车辆装备有限公司 | Adjustable support leg base for semitrailer |
| CN102785639A (en) * | 2012-08-14 | 2012-11-21 | 韶关市富迪精密铸造有限公司 | Cast high-strength trailer supporting leg base |
-
2013
- 2013-07-18 CN CN201310301057.0A patent/CN103407432B/en active Active
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| Publication number | Publication date |
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| CN103407432A (en) | 2013-11-27 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160726 Address after: 528322 Guangdong Province, Shunde District Leliu street village committee, one of the village of Port Road, No. 9 Patentee after: GUANGDONG FUHUA MACHINERY 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. |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20131127 Assignee: GUANGDONG FUWA HEAVY INDUSTRIES Co.,Ltd. Assignor: GUANGDONG FUWA EQUIPMENT MANUFACTURING Co.,Ltd. Contract record no.: X2020440000054 Denomination of invention: Double pendulum base Granted publication date: 20150819 License type: Common License Record date: 20200327 |