CN201597577U - Supporting device of horizontal telescopic cylinder and horizontal telescopic supporting leg - Google Patents
Supporting device of horizontal telescopic cylinder and horizontal telescopic supporting leg Download PDFInfo
- Publication number
- CN201597577U CN201597577U CN2009202189440U CN200920218944U CN201597577U CN 201597577 U CN201597577 U CN 201597577U CN 2009202189440 U CN2009202189440 U CN 2009202189440U CN 200920218944 U CN200920218944 U CN 200920218944U CN 201597577 U CN201597577 U CN 201597577U
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- CN
- China
- Prior art keywords
- horizontal telescopic
- supporting leg
- cylinder body
- bracing
- oil cylinder
- 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.)
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- Jib Cranes (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model provides a supporting device of a horizontal telescopic cylinder and a horizontal telescopic supporting leg. The supporting device of the horizontal telescopic cylinder is used for supporting the horizontal telescopic cylinder which drives the horizontal supporting leg to extend and retract, and comprises a supporting shaft (54), a rolling part (56) and a guide track (58), wherein the supporting shaft (54) is fixed to a free extension end of the horizontal telescopic cylinder (30), and the rolling part (56) is connected to the supporting shaft (54), supported on the guide track (58) and capable of moving along the guide track (58). According to the supporting device, the rolling part capable of moving along the guide track is connected to the free extension end of the horizontal telescopic cylinder, and the free extension end is supported by the supporting device all the time, thereby being capable of effectively preventing the horizontal telescopic cylinder deforming and guaranteeing the horizontal telescopic cylinder against being interfered with other structures. Further, by aid of support of the guide track, the horizontal telescopic cylinder is more stable in operation.
Description
Technical field
The utility model relates to the bracing or strutting arrangement that is used for the flexible horizontal telescopic oil cylinder of the horizontal telescopic outrigger of support drive and has the horizontal telescopic outrigger of the horizontal telescopic oil cylinder of band bracing or strutting arrangement.
Background technology
On automobile, the hoisting crane chassis horizontal support legs is installed generally, horizontal telescopic oil cylinder is installed in the horizontal support legs, stretch out from the chassis or the chassis of withdrawing to drive horizontal support legs.Owing to horizontal telescopic oil cylinder is carefully grown, under the effect of gravity, bigger distortion can take place in the end that freely stretches, and can influence the steadily flexible of oil cylinder on the one hand, can interfere with other structures in the horizontal support legs on the other hand.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of horizontal telescopic outrigger that is used for the novel bracing or strutting arrangement of support level telescopic oil cylinder and has the horizontal telescopic oil cylinder of band bracing or strutting arrangement.
According to an aspect of the present utility model, a kind of bracing or strutting arrangement of horizontal telescopic oil cylinder is provided, be used for the flexible described horizontal telescopic oil cylinder of support drive horizontal support legs, described bracing or strutting arrangement comprises: pivot shaft is fixed to the end that freely stretches of described horizontal telescopic oil cylinder; Rolling member is connected to described pivot shaft; And guide rail, described rolling member is bearing on the described guide rail and can moves along described guide rail.
More specifically, described horizontal telescopic oil cylinder comprises piston rod and the cylinder body that can move with respect to described piston rod, and described pivot shaft is fixed to the end away from described piston rod of described cylinder body.
In addition, described bracing or strutting arrangement also comprises: connecting panel be engaged to the described end of described cylinder body, and described pivot shaft is fixed to the end that freely stretches of described horizontal telescopic oil cylinder by being fixed to described connecting panel.
Preferably, described pivot shaft is soldered to described connecting panel.
Preferably, described rolling member is for being connected to the roller or the antifriction-bearing box at the two ends of described pivot shaft respectively.
Provide a kind of horizontal telescopic outrigger on the other hand according to of the present utility model, be arranged in the chassis of vehicle, described horizontal telescopic outrigger comprises: first supporting leg, the first horizontal telescopic oil cylinder, be arranged in described first supporting leg flexible to drive described first supporting leg, the described first horizontal telescopic oil cylinder comprises the first piston bar and first cylinder body, one in described first piston bar and described first cylinder body is connected to described chassis, and another in described first piston bar and described first cylinder body is connected to described first supporting leg and supported by bracing or strutting arrangement; Second supporting leg, being sheathed on described first supporting leg also can be flexible with respect to described first supporting leg; The second horizontal telescopic oil cylinder, be arranged in described second supporting leg flexible to drive described second supporting leg, the described second horizontal telescopic oil cylinder comprises second piston rod and second cylinder body, one in described second piston rod and described second cylinder body is connected to described first supporting leg, and in described second piston rod and described second cylinder body another is connected to described second supporting leg, wherein, described bracing or strutting arrangement comprises: pivot shaft, be fixed in described first piston bar and described first cylinder body described another away from place, the end on described chassis; Rolling member is connected to described pivot shaft; And guide rail, being arranged at described second supporting leg, described rolling member is bearing on the described guide rail and can moves along described guide rail.
Preferably, described first piston bar is connected to described chassis, and described first cylinder body is supported by described bracing or strutting arrangement, and wherein, described pivot shaft is fixed to the end away from described first piston bar of described first cylinder body.
Preferably, described second piston rod is connected to described second supporting leg, and described second cylinder body is connected to described first supporting leg.
Preferably, described bracing or strutting arrangement also comprises: connecting panel be bonded on the end face of described first end of described first cylinder body, and described pivot shaft is by being soldered to the end away from described first piston bar that described connecting panel is fixed to described first cylinder body.
Preferably, described rolling member is for being connected to the roller or the antifriction-bearing box at the two ends of described pivot shaft respectively.
According to bracing or strutting arrangement of the present utility model, connecting by the end that freely stretches at horizontal telescopic oil cylinder can be along the rolling member of guide rail slip, make this supported all the time device of end that freely stretches support, thereby can effectively prevent the distortion of horizontal telescopic oil cylinder, the horizontal telescopic oil cylinder of assurance does not interfere with other structures when action, and owing to be subjected to the support of guide rail, thereby the operation of this horizontal telescopic oil cylinder is more steady.
Description of drawings
By detailed description below in conjunction with accompanying drawing, will be understood better above-mentioned and others of the present utility model, feature and other advantage, in the accompanying drawing, adopt same reference numerals to represent similar elements, and wherein:
Fig. 1 shows the horizontal telescopic outrigger according to the bracing or strutting arrangement with support level telescopic oil cylinder of the utility model preferred embodiment;
Fig. 2 is the section drawing of horizontal telescopic outrigger shown in Figure 1; And
Fig. 3 is the partial enlarged drawing of horizontal telescopic outrigger shown in Figure 1, shows in detail the bracing or strutting arrangement according to the utility model preferred embodiment.
The specific embodiment
Below in conjunction with accompanying drawing, further describe the specific embodiment of the present utility model.Yet the utility model can have a lot of multi-form enforcements, the embodiment that should not be understood that to only limit to here and presented.On the contrary, provide these embodiment, made that the disclosure is comprehensive and complete, and all sidedly scope of the present utility model has been conveyed to those skilled in the art.In the accompanying drawing, same reference numerals is represented similar elements.
Fig. 1 shows the horizontal telescopic outrigger according to the bracing or strutting arrangement with support level telescopic oil cylinder of the utility model preferred embodiment; Fig. 2 is the section drawing of horizontal telescopic outrigger shown in Figure 1; And Fig. 3 is the partial enlarged drawing of horizontal telescopic outrigger shown in Figure 1, shows in detail the bracing or strutting arrangement according to the utility model preferred embodiment.As shown in Figure 1, in according to preferred embodiment of the present utility model, horizontal telescopic outrigger 100 can be used for such as the vehicle of hoisting crane and can be arranged in the chassis (not shown) of hoisting crane for example.
As depicted in figs. 1 and 2, this horizontal telescopic outrigger 100 comprises first supporting leg 10 and second supporting leg 20, and this second supporting leg 20 is sheathed on this first supporting leg 10 and it is positioned at first supporting leg, 10 inboards in this embodiment.The first horizontal telescopic oil cylinder 30 is arranged in first supporting leg 10 and to drive this first supporting leg 10 flexible with respect to the chassis, and the second horizontal telescopic oil cylinder 40 is arranged in second supporting leg 20 and to drive this second supporting leg 20 flexible with respect to first supporting leg 10.Particularly, in this embodiment, the cylinder body 32 of the first horizontal telescopic oil cylinder 30 and piston rod 34 adopt is inverted mounting means, the end that is piston rod 34 is articulated in the chassis, and an end 324 of the close piston rod 34 of cylinder body 32 is articulated in first supporting leg 10 and holds as freely stretching and supported by bracing or strutting arrangement 50 away from an end 322 of piston rod 34; 442 places are articulated in second supporting leg 20 to the piston rod 44 of the second horizontal telescopic oil cylinder 40 in the end, and the end 422 away from piston rod 44 of cylinder body 42 is articulated in first supporting leg 10.The place, end away from first supporting leg 10 at second supporting leg is connected with the vertical telescopic oil cylinder 60 that is used to support heavy-duty machine.Below the first horizontal telescopic oil cylinder 30 and the second horizontal telescopic oil cylinder 40, also be provided with member such as hydraulic power line etc., thus bracing or strutting arrangement 50 prevent the distortion downwards of first horizontal telescopic oil cylinder 30 gravitates and and interfere and influence the normal running of hoisting crane between these members.
In this embodiment, know as Fig. 2 and Fig. 3 to illustrate that this bracing or strutting arrangement 50 comprises: connecting panel 52, by be engaged in the end 342 away from piston rod 34 of cylinder body 32 such as modes such as bolted connections; Pivot shaft 54 is fixed to this connecting panel 52 by modes such as welding; Such as the rolling member 56 of roller, be connected in the two ends of pivot shaft 54; And guide rail 58, be fixed on the inwall of second supporting leg 20, and rolling member 56 can move along this guide rail.It will be understood by those skilled in the art that also connecting panel 52 can be set, and pivot shaft 54 directly is welded on the end face of end 342 of cylinder body 32.
Further describe operation below with reference to Fig. 1 and Fig. 3 according to this horizontal telescopic outrigger 100 of the utility model preferred embodiment.Wherein, under state shown in Figure 1, first supporting leg 10 does not stretch out fully with respect to the chassis, and second supporting leg 20 stretches out fully with respect to first supporting leg 10, and the end 322 of cylinder body 32 is positioned near the right-hand member 582 of guide rail 58.When the first horizontal telescopic oil cylinder 30 is subjected to hydraulic-driven when state shown in Figure 1 stretches out, 342 places are fixed in the chassis in the end owing to piston rod 34, thereby cylinder body 32 will be moved to the left, thereby driving first supporting leg 10 is moved to the left, and because the second horizontal telescopic oil cylinder 40 at one end is articulated in first supporting leg 10 in 422 places, therefore second supporting leg 20 will be moved to the left with first supporting leg 10, promptly do not have relative motion between first supporting leg 10 and second supporting leg 20, and the end 322 of the cylinder body 32 of the first horizontal telescopic oil cylinder 30 is supported on all the time near the right-hand member 582 of guide rail 58; Vice versa.When the second horizontal telescopic oil cylinder 40 is subjected to hydraulic-driven when state shown in Figure 1 shrinks, second supporting leg 20 is moved right by position shown in Figure 1 under piston rod 44 drives, guide rail 58 moves right with respect to cylinder body 32, thereby makes the left end 584 of guide rail 58 near the end 322 of cylinder body 32; Vice versa.
In this embodiment, as mentioned above, preferably, the inversion mounting means that the cylinder body 32 of the first horizontal telescopic oil cylinder 30 and piston rod 34 adopt unlike the prior art, like this, in operation, the end 322 of cylinder body 32 is connected with bracing or strutting arrangement 50, thereby oil cylinder when flexible or more particularly, when cylinder body 32 moves with respect to guide rail 58, can the hydraulic tubing in the oil cylinder do not impacted.In addition, though in this embodiment, the second horizontal telescopic oil cylinder 40 adopts and the similar mounting means of prior art, and promptly piston rod 44 is articulated in second supporting leg 20, and cylinder body 42 is articulated in first supporting leg 10, but it also can adopt the inversion mounting means as the first horizontal telescopic oil cylinder 30.
In addition, in this embodiment, in order to reduce resistance and to make first horizontal telescopic oil cylinder 30 smooth operation, rolling member 56 preferably adopts antifriction-bearing box.
As mentioned above, bracing or strutting arrangement 50 according to the utility model preferred embodiment can prevent that first horizontal telescopic oil cylinder 30 by gravitys are out of shape downwards, and therefore avoid the first horizontal telescopic oil cylinder 30 during operation with supporting leg in other members interfere and influence normal operation such as the vehicle of hoisting crane.And, this bracing or strutting arrangement 50 is owing to be provided with guide rail and be connected to the rolling member of the end that freely stretch (being the end 322 of cylinder body 32 in this embodiment) of telescopic oil cylinder, thereby makes bracing or strutting arrangement freely to stretch to this all the time to hold the operational stability that play stable supporting role and guarantee telescopic oil cylinder.
Though the utility model is described in conjunction with being considered to practical example embodiment at present, yet, those skilled in the art will appreciate that the utility model is not limited to disclosed exemplary embodiment.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. the bracing or strutting arrangement (50) of a horizontal telescopic oil cylinder (30) is used for the flexible described horizontal telescopic oil cylinder (30) of support drive horizontal support legs, it is characterized in that described bracing or strutting arrangement (50) comprising:
Pivot shaft (54) is fixed to the end that freely stretches of described horizontal telescopic oil cylinder (30);
Rolling member (56) is connected to described pivot shaft (54); And
Guide rail (58), described rolling member (56) are bearing on the described guide rail (58) and can move along described guide rail (58).
2. bracing or strutting arrangement according to claim 1 (50), it is characterized in that, described horizontal telescopic oil cylinder (30) comprises piston rod (34) and cylinder body (32) that can be mobile with respect to described piston rod (34), and described pivot shaft (54) is fixed to the end away from described piston rod (34) (322) of described cylinder body (32).
3. bracing or strutting arrangement according to claim 2 (50) is characterized in that, also comprises:
Connecting panel (52) is engaged to the described end (322) of described cylinder body (32), and described pivot shaft is fixed to the end that freely stretches of described horizontal telescopic oil cylinder (30) by being fixed to described connecting panel (52).
4. bracing or strutting arrangement according to claim 3 (50) is characterized in that, described pivot shaft (54) is soldered to described connecting panel (52).
5. bracing or strutting arrangement according to claim 1 (50) is characterized in that, described rolling member (56) is for being connected to the roller or the antifriction-bearing box at the two ends of described pivot shaft respectively.
6. a horizontal telescopic outrigger (100) is arranged in the chassis of vehicle, it is characterized in that, described horizontal telescopic outrigger (100) comprising:
First supporting leg (10),
The first horizontal telescopic oil cylinder (30), be arranged in described first supporting leg (10) flexible to drive described first supporting leg (10), the described first horizontal telescopic oil cylinder (30) comprises first piston bar (34) and first cylinder body (32), one in described first piston bar (34) and described first cylinder body (32) is connected to described chassis, and another in described first piston bar (34) and described first cylinder body (32) is connected to described first supporting leg (10) and supported by bracing or strutting arrangement (50);
Second supporting leg (20), being sheathed on described first supporting leg (10) also can be flexible with respect to described first supporting leg (10);
The second horizontal telescopic oil cylinder (40), be arranged in described second supporting leg (20) flexible to drive described second supporting leg (20), the described second horizontal telescopic oil cylinder (40) comprises second piston rod (44) and second cylinder body (42), one in described second piston rod (44) and described second cylinder body (42) is connected to described first supporting leg (10), and in described second piston rod (44) and described second cylinder body (42) another is connected to described second supporting leg (20), wherein
Described bracing or strutting arrangement (50) comprising:
Pivot shaft (54), be fixed in described first piston bar (34) and described first cylinder body (32) described another away from place, the end on described chassis;
Rolling member (56) is connected to described pivot shaft (54); And
Guide rail (58) is arranged at described second supporting leg (20), and described rolling member (56) is bearing on the described guide rail (58) and can moves along described guide rail (58).
7. horizontal telescopic outrigger according to claim 6 (100), it is characterized in that, described first piston bar (34) is connected to described chassis, described first cylinder body (32) is supported by described bracing or strutting arrangement (50), and wherein, described pivot shaft (54) is fixed to the end (322) away from described first piston bar (34) of described first cylinder body (32).
8. according to claim 6 or 7 described horizontal telescopic outriggers (100), it is characterized in that described second piston rod (44) is connected to described second supporting leg (20), and described second cylinder body (42) is connected to described first supporting leg (10).
9. horizontal telescopic outrigger according to claim 7 (100) is characterized in that, described bracing or strutting arrangement (50) also comprises:
Connecting panel (52), be bonded on the end face of described first end (322) of described first cylinder body (32), and described pivot shaft is by being soldered to the end (322) away from described first piston bar (34) that described connecting panel (52) is fixed to described first cylinder body (32).
10. horizontal telescopic outrigger according to claim 6 (100) is characterized in that, described rolling member (56) is for being connected to the roller or the antifriction-bearing box at the two ends of described pivot shaft respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202189440U CN201597577U (en) | 2009-12-10 | 2009-12-10 | Supporting device of horizontal telescopic cylinder and horizontal telescopic supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202189440U CN201597577U (en) | 2009-12-10 | 2009-12-10 | Supporting device of horizontal telescopic cylinder and horizontal telescopic supporting leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201597577U true CN201597577U (en) | 2010-10-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202189440U Expired - Fee Related CN201597577U (en) | 2009-12-10 | 2009-12-10 | Supporting device of horizontal telescopic cylinder and horizontal telescopic supporting leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201597577U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514552A (en) * | 2011-12-02 | 2012-06-27 | 北京航空航天大学 | Engineering machine balancing rocker arm chassis support leg mechanism |
| CN113147692A (en) * | 2021-05-10 | 2021-07-23 | 徐州徐工施维英机械有限公司 | Hydraulic roller device, telescopic supporting leg with same and engineering machinery |
-
2009
- 2009-12-10 CN CN2009202189440U patent/CN201597577U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514552A (en) * | 2011-12-02 | 2012-06-27 | 北京航空航天大学 | Engineering machine balancing rocker arm chassis support leg mechanism |
| CN113147692A (en) * | 2021-05-10 | 2021-07-23 | 徐州徐工施维英机械有限公司 | Hydraulic roller device, telescopic supporting leg with same and engineering machinery |
| CN113147692B (en) * | 2021-05-10 | 2024-02-06 | 徐州徐工施维英机械有限公司 | Hydraulic roller device and telescopic supporting leg and engineering machinery with same |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101006 Termination date: 20161210 |