CN202054532U - Support leg structure of engineering machinery and engineering machinery - Google Patents
Support leg structure of engineering machinery and engineering machinery Download PDFInfo
- Publication number
- CN202054532U CN202054532U CN2011201306340U CN201120130634U CN202054532U CN 202054532 U CN202054532 U CN 202054532U CN 2011201306340 U CN2011201306340 U CN 2011201306340U CN 201120130634 U CN201120130634 U CN 201120130634U CN 202054532 U CN202054532 U CN 202054532U
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- Prior art keywords
- oil cylinder
- support oil
- cross beam
- construction machinery
- leg structure
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Abstract
The utility model provides a support leg structure of engineering machinery and the engineering machinery. The support leg structure comprises a support leg oil cylinder, wherein a support leg mounting seat is arranged on the side surface of the support leg oil cylinder and allows the support leg structure to be mounted on a support cross beam of the engineering machinery; and a support leg base is connected to the lower end part of a piston rod of the support leg oil cylinder. According to the utility model, the support leg mounting seat is arranged on the side surface of the support leg oil cylinder, so that the support leg oil cylinder can be fixed to the outer side of the support cross beam, and the whole engineering machinery can support a large area and achieve good stability; and the structure is simple.
Description
Technical field
The utility model relates to engineering machinery field, is meant a kind of leg structure and construction machinery and equipment of construction machinery and equipment especially.
Background technology
Present construction machinery and equipment both domestic and external is (as hoisting crane, pump trucks etc.) structural shape of supporting leg commonly used mainly is divided into suspension type (bearing cross beam is arranged on the upper bottom surface of support oil cylinder and passes described support oil cylinder) and last act formula (bearing cross beam is arranged on the bottom of support oil cylinder and passes described support oil cylinder), generally the equipment at ground construction adopts the suspension type texture ratio more, adopt act formula texture ratio more at the equipment of underground construction, its principle of work is respectively: the supporting leg of suspension type structure need put down a time-out, oil cylinder piston down stretches, earth plate lands, the up lifting of supporting leg crossbeam and car body; The supporting leg of last act formula structure need put down a time-out, and oil cylinder piston down stretches, and earth plate lands, the up lifting of supporting leg crossbeam and car body.
The contriver finds in realizing process of the present utility model, has following shortcoming in the prior art at least: influence the current of vehicle thereby suspension type supporting leg easy extension in the driving process of vehicle bumps ground obstacle, simultaneously, also damage supporting oil cylinder easily; Last act formula supporting leg has taken the free space on supporting leg crossbeam top, has also had a strong impact on the aesthetic property of car load.In addition, the size of the supporting oil cylinder of employing suspension type structure or last act formula structure is all bigger, and the forced stroke of oil cylinder full extension is longer, makes the rigidity of supporting oil cylinder and working stability poor, therefore, presses for a kind of new leg structure.
The utility model content
The utility model proposes a kind of leg structure and construction machinery and equipment of construction machinery and equipment, by the supporting leg mount pad is arranged on the side of support oil cylinder, thereby make support oil cylinder can be fixed on the outside of bearing cross beam, make the zone of car load supporting big, good stability, and simple in structure.
The technical solution of the utility model is achieved in that
A kind of leg structure of construction machinery and equipment comprises:
Support oil cylinder, the side of described support oil cylinder are provided with the supporting leg mount pad on the bearing cross beam that described leg structure can be installed on described construction machinery and equipment;
The bottom of described support oil cylinder piston rod connects an earth plate.
Preferably, described supporting leg mount pad comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder side, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam.
Preferably, described supporting leg mount pad also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board.
Preferably, described upper mounting plate is provided with mounting hole site, on the described lower installation board also correspondence mounting hole site is set, described leg structure can be installed on the bearing cross beam of described construction machinery and equipment with connecting element by described mounting hole site.
Preferably, described connecting element is spring cotter and set pin.
Preferably, also be provided with on the described support oil cylinder can with the control oil channel system bonded assembly oil pipe connecting panel of construction machinery and equipment.
A kind of construction machinery and equipment comprises bearing cross beam, and described construction machinery and equipment also comprises leg structure, and described leg structure comprises:
Support oil cylinder, the side of described support oil cylinder are provided with described leg structure are installed on supporting leg mount pad on the described bearing cross beam;
The bottom of described support oil cylinder piston rod connects an earth plate.
Preferably, described supporting leg mount pad comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder side, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam.
Preferably, described supporting leg mount pad also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board.
Preferably, described upper mounting plate is provided with mounting hole site, on the described lower installation board also correspondence mounting hole site is set, described leg structure is installed on the described bearing cross beam with connecting element by described mounting hole site.
Technical solutions of the utility model are by being arranged on the side of support oil cylinder with the supporting leg mount pad, thereby make support oil cylinder can be fixed on the outside of bearing cross beam, make the zone of car load supporting big, good stability, and simple in structure; Further, described supporting leg mount pad is arranged on the height of the side of support oil cylinder and can determines according to the actual requirements, thereby make support oil cylinder neither take the upper space of bearing cross beam too much and influence the car load layout, exceed the lower space that takies bearing cross beam again, thereby can avoid damaging support oil cylinder because of extension bumps; And support oil cylinder does not pass processing and manufacture technology that bearing cross beam can significantly be simplified bearing cross beam, thereby cost-cutting.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of first embodiment of the leg structure of a kind of construction machinery and equipment of the utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is that the leg structure of a kind of construction machinery and equipment of the utility model is installed on the structural representation on the bearing cross beam;
Fig. 4 is the birds-eye view of Fig. 3.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1 and Fig. 3, in first embodiment of the leg structure of a kind of construction machinery and equipment of the utility model, described leg structure comprises: support oil cylinder 2, the side of described support oil cylinder 2 are provided with the supporting leg mount pad 3 on the bearing cross beam 9 that described leg structure can be installed on described construction machinery and equipment; The bottom of described support oil cylinder 2 piston rods connects an earth plate 4.
Described earth plate 4 can be installed on the bottom of described support oil cylinder 2 piston rods by hold-down bolt 5 or other member, in addition, one or more base cover plates 6 can be installed also on the described earth plate 4.
Described supporting leg mount pad 3 can be arranged on arbitrary height of described support oil cylinder 2 sides according to actual needs, as with as described in supporting leg mount pad 3 be arranged on as described in support oil cylinder 2 sides midway location or with as described in supporting leg mount pad 3 be arranged on as described in support oil cylinder 2 sides 1/3 highly place or 2/3 highly locate, the utility model does not carry out any qualification to this.
In a preferred embodiment of the present utility model, described supporting leg mount pad 3 comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder 2 sides, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam 9.
By the setting of described upper mounting plate and described lower installation board, described leg structure places described bearing cross beam 9 between described upper mounting plate and the described lower installation board when mounted, and gets final product by respective members is fixing.
In a preferred embodiment, described upper mounting plate is provided with mounting hole site, the quantity of described mounting hole site is preferably four, it can certainly be the mounting hole site of other quantity, on the described lower installation board also correspondence mounting hole site is set, the corresponding quantity that mounting hole site is set is preferably identical with quantity on the described upper mounting plate on the described lower installation board, described leg structure can be installed on the bearing cross beam 9 of described construction machinery and equipment by described mounting hole site with connecting element, in the present embodiment, described connecting element is preferably spring cotter 7 and set pin 8, certainly, described connecting element also can be other structure.Promptly, can also described leg structure be installed on the described bearing cross beam 9 by bolt, nut or other member except described leg structure being satisfied with in described bearing cross beam 9 by described spring cotter 7 and set pin 8.By structure setting of the present utility model, connecting element such as set pin 8 and spring cotter 7 are not born main load, therefore connect reliable, easy for installation.
Further, described supporting leg mount pad 3 also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board, described brace panel is preferably two on the vertical direction that is connected and fixed with described upper mounting plate and described lower installation board, and certainly, the quantity of described brace panel can also be other.
In addition, also be provided with on the described support oil cylinder 2 can with the control oil channel system bonded assembly oil pipe connecting panel 1 of construction machinery and equipment.Thereby can control the flexible of piston rod in the described support oil cylinder 2 by the oil path control system of construction machinery and equipment, promote earth plate 4 to contact and make the lifting that makes progress of construction machinery and equipment car body with ground, at this moment, the complete vehicle weight of construction machinery and equipment is all born by leg structure, thereby can normally start working.
Technical solutions of the utility model are by being arranged on the side of support oil cylinder 2 with supporting leg mount pad 3, thereby make support oil cylinder 2 can be fixed on the outside of bearing cross beam 9, make the zone of car load supporting big, good stability, and simple in structure; Further, described supporting leg mount pad 3 is arranged on the height of the side of support oil cylinder 2 and can determines according to the actual requirements, thereby make support oil cylinder 2 neither take the upper space of bearing cross beam 9 too much and influence the car load layout, exceed the lower space that takies bearing cross beam 9 again, thereby can avoid damaging support oil cylinder 2 because of extension bumps; And support oil cylinder 2 does not pass processing and manufacture technology that bearing cross beam 9 can significantly be simplified bearing cross beam 9, thereby cost-cutting.
The invention also discloses a kind of construction machinery and equipment, need to prove, construction machinery and equipment described in the utility model includes but not limited to concrete pump truck, and the vehicle-mounted pump of cement concrete, concrete spraying machine, hoisting crane etc. and other need the physical construction of supporting leg.Described construction machinery and equipment also comprises at least two leg structures except comprising car body, at least one bearing cross beam 9, each function unit.
Described leg structure comprises: support oil cylinder 2, the side of described support oil cylinder 2 are provided with the supporting leg mount pad 3 on the bearing cross beam 9 that described leg structure can be installed on described construction machinery and equipment; The bottom of described support oil cylinder 2 piston rods connects an earth plate 4.
Described earth plate 4 can be installed on the bottom of described support oil cylinder 2 piston rods by hold-down bolt 5 or other member, in addition, one or more base cover plates 6 can be installed also on the described earth plate 4.
Described supporting leg mount pad 3 can be arranged on arbitrary height of described support oil cylinder 2 sides according to actual needs, as with as described in supporting leg mount pad 3 be arranged on as described in support oil cylinder 2 sides midway location or with as described in supporting leg mount pad 3 be arranged on as described in support oil cylinder 2 sides 1/3 highly place or 2/3 highly locate, the utility model does not carry out any qualification to this.
In a preferred embodiment of the present utility model, described supporting leg mount pad 3 comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder 2 sides, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam 9.
By the setting of described upper mounting plate and described lower installation board, described leg structure places described bearing cross beam 9 between described upper mounting plate and the described lower installation board when mounted, and gets final product by respective members is fixing.
In a preferred embodiment, described upper mounting plate is provided with mounting hole site, the quantity of described mounting hole site is preferably four, it can certainly be the mounting hole site of other quantity, on the described lower installation board also correspondence mounting hole site is set, the corresponding quantity that mounting hole site is set is preferably identical with quantity on the described upper mounting plate on the described lower installation board, described leg structure can be installed on the bearing cross beam 9 of described construction machinery and equipment by described mounting hole site with connecting element, in the present embodiment, described connecting element is preferably spring cotter 7 and set pin 8, certainly, described connecting element also can be other structure.Promptly, can also described leg structure be installed on the described bearing cross beam 9 by bolt, nut or other member except described leg structure being satisfied with in described bearing cross beam 9 by described spring cotter 7 and set pin 8.By structure setting of the present utility model, connecting element such as set pin 8 and spring cotter 7 are not born main load, therefore connect reliable, easy for installation.
Further, described supporting leg mount pad 3 also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board, described brace panel is preferably two on the vertical direction that is connected and fixed with described upper mounting plate and described lower installation board, and certainly, the quantity of described brace panel can also be other.
In addition, also be provided with on the described support oil cylinder 2 can with the control oil channel system bonded assembly oil pipe connecting panel 1 of construction machinery and equipment.Thereby can control the flexible of piston rod in the described support oil cylinder 2 by the oil path control system of construction machinery and equipment, promote earth plate 4 to contact and make the lifting that makes progress of construction machinery and equipment car body with ground, at this moment, the complete vehicle weight of construction machinery and equipment is all born by leg structure, thereby can normally start working.
Technical solutions of the utility model are by being arranged on the side of support oil cylinder 2 with supporting leg mount pad 3, thereby make support oil cylinder 2 can be fixed on the outside of bearing cross beam 9, make the zone of car load supporting big, good stability, and simple in structure; Further, described supporting leg mount pad 3 is arranged on the height of the side of support oil cylinder 2 and can determines according to the actual requirements, thereby make support oil cylinder 2 neither take the upper space of bearing cross beam 9 too much and influence the car load layout, exceed the lower space that takies bearing cross beam 9 again, thereby can avoid damaging support oil cylinder 2 because of extension bumps; And support oil cylinder 2 does not pass processing and manufacture technology that bearing cross beam 9 can significantly be simplified bearing cross beam 9, thereby cost-cutting.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; 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 leg structure of a construction machinery and equipment is characterized in that, comprising:
Support oil cylinder, the side of described support oil cylinder are provided with the supporting leg mount pad on the bearing cross beam that described leg structure can be installed on described construction machinery and equipment;
The bottom of described support oil cylinder piston rod connects an earth plate.
2. leg structure according to claim 1, it is characterized in that, described supporting leg mount pad comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder side, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam.
3. leg structure according to claim 2 is characterized in that, described supporting leg mount pad also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board.
4. according to claim 2 or 3 described leg structures, it is characterized in that, described upper mounting plate is provided with mounting hole site, on the described lower installation board also correspondence mounting hole site is set, described leg structure can be installed on the bearing cross beam of described construction machinery and equipment with connecting element by described mounting hole site.
5. leg structure according to claim 4 is characterized in that, described connecting element is spring cotter and set pin.
6. leg structure according to claim 4 is characterized in that, also be provided with on the described support oil cylinder can with the control oil channel system bonded assembly oil pipe connecting panel of construction machinery and equipment.
7. a construction machinery and equipment comprises bearing cross beam, it is characterized in that, described construction machinery and equipment also comprises leg structure, and described leg structure comprises:
Support oil cylinder, the side of described support oil cylinder are provided with described leg structure are installed on supporting leg mount pad on the described bearing cross beam;
The bottom of described support oil cylinder piston rod connects an earth plate.
8. construction machinery and equipment according to claim 7, it is characterized in that, described supporting leg mount pad comprises upper mounting plate and the lower installation board on the horizontal direction that is fixed in described support oil cylinder side, and the distance between described upper mounting plate and the described lower installation board is not less than the height of described bearing cross beam.
9. construction machinery and equipment according to claim 8 is characterized in that, described supporting leg mount pad also comprises the brace panel that is connected and fixed with described upper mounting plate and described lower installation board.
10. according to Claim 8 or 9 described construction machinery and equipments, it is characterized in that, described upper mounting plate is provided with mounting hole site, on the described lower installation board also correspondence mounting hole site is set, described leg structure is installed on the described bearing cross beam with connecting element by described mounting hole site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201306340U CN202054532U (en) | 2011-04-28 | 2011-04-28 | Support leg structure of engineering machinery and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201306340U CN202054532U (en) | 2011-04-28 | 2011-04-28 | Support leg structure of engineering machinery and engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202054532U true CN202054532U (en) | 2011-11-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201306340U Expired - Fee Related CN202054532U (en) | 2011-04-28 | 2011-04-28 | Support leg structure of engineering machinery and engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202054532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490698A (en) * | 2011-12-20 | 2012-06-13 | 三一重工股份有限公司 | Support leg for engineered machine and engineered machine |
| WO2013091329A1 (en) * | 2011-12-21 | 2013-06-27 | 湖南三一智能控制设备有限公司 | Engineering machinery and stabilizer structure thereof |
-
2011
- 2011-04-28 CN CN2011201306340U patent/CN202054532U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490698A (en) * | 2011-12-20 | 2012-06-13 | 三一重工股份有限公司 | Support leg for engineered machine and engineered machine |
| WO2013091329A1 (en) * | 2011-12-21 | 2013-06-27 | 湖南三一智能控制设备有限公司 | Engineering machinery and stabilizer structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130502 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130502 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: Sanyi Heavy Industry Co., Ltd. |
|
| 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: 20111130 Termination date: 20170428 |