CN102815283A - Support device and concrete pump vehicle for engineering machinery - Google Patents
Support device and concrete pump vehicle for engineering machinery Download PDFInfo
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- CN102815283A CN102815283A CN2012103204798A CN201210320479A CN102815283A CN 102815283 A CN102815283 A CN 102815283A CN 2012103204798 A CN2012103204798 A CN 2012103204798A CN 201210320479 A CN201210320479 A CN 201210320479A CN 102815283 A CN102815283 A CN 102815283A
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- telescopic
- support leg
- telescopic outrigger
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Abstract
The invention discloses a support device and a concrete pump vehicle for engineering machinery. A front support leg and a rear support leg comprise first-level swinging support legs, support leg swinging oil cylinders and one-level or multi-level telescopic support leg devices, wherein the first-level swinging support legs are sleeved with telescopic support legs of the first-level telescopic support leg devices; the telescopic support legs of the multi-level telescopic support leg devices are of a step-by-step sleeved structure; one end of each support leg swinging oil cylinder is hinged on a rotary base of each support leg stretching oil cylinder, and the other end of each support leg swinging oil cylinder is hinged on each first-level swinging support leg of each support leg stretching oil cylinder; and one end of each support leg stretching oil cylinder of each level of telescopic support leg device is hinged in a box body structure of the same level of telescopic support leg, and the other end of each support leg stretching oil cylinder is hinged in a box body structure of the telescopic support leg of the previous level of telescopic support leg device. By virtu of the support device and the concrete pump vehicle for the engineering machinery, the front and rear support legs are of telescopic structures, so that the working stability of the whole vehicle is effectively guaranteed, the space is saved, and the support device and the concrete pump vehicle can be applied to most engineering machinery.
Description
Technical field
The present invention relates to technical field of engineering machinery, relate in particular to a kind of construction machinery and equipment with bracing or strutting arrangement and concrete pump truck.
Background technology
At present, construction machinery and equipment, the leg structure of concrete pump truck for example, front leg strut is divided into two kinds basically: swinging structure, X stretching structure and H type structure.Rear support leg is divided into: swinging structure and H type structure.For guaranteeing stability, the safety of car load work, pump truck is when work, and the front and back supporting leg need form certain span, supports the mode of operation that car load carries out each operating mode.Front leg strut in the general bracing or strutting arrangement is realized scalable, the leg structure that rear support leg is non-telescoping.Figure 1A and 1B are the scheme drawing of existing a kind of construction machinery and equipment with bracing or strutting arrangement; Wherein Figure 1A is an overall diagram, and Figure 1B is the scheme drawing of the front leg strut of leg structure.As shown in the figure, construction machinery and equipment comprises front leg strut 1, back oscillating support leg 3 and rotary table 5 with bracing or strutting arrangement; Front leg strut 1 adopts the swing of one-level supporting leg, realizes swing through front leg strut oscillating oil cylinder 2; Secondary supporting leg 6 is flexible through horizontal telescopic oil cylinder 7 realization levels, and horizontal telescopic oil cylinder links with one-level supporting leg, secondary supporting leg respectively through first bearing 8 and second bearing 9.Rear support leg 3 is the version of one-level swing, realizes swing through oscillating oil cylinder 4.
The demand that present user counts construction machinery and equipment to rice is increasing, and rice is counted the research and development of construction machinery and equipment also in develop rapidly.Yet; Rice is counted construction machinery and equipment and the span of whole supporting leg is required just big more more; Dimensional characteristic to the length of single supporting leg casing also will increase thereupon; Dimensional characteristic for single structure spare is also big more, so gives to make and structural manufacturing process has been brought difficulty, and the rigidity stability of whole supporting leg is also decreased.For example, most pump trucks in the market adopt front leg strut secondary or multi-stage expansion form, and rear support leg adopts one-level swing form.Because the pump truck car load all will be deferred to the standard of unification of the motherland at the length and width height of motoring condition, above-mentioned structure just possibly exceed standard on the basis of assurance whole vehicle stability span on than the design of rice number, is difficult to realize the matching design of car load.In the prior art, front leg strut is that secondary is flexible, and rear support leg is a single-stage swing form; When pump truck was worked, accessible span was limited, when design research and development rice is counted pump truck; Dimensional characteristic to the length of single supporting leg casing also will increase thereupon, and is also big more for the dimensional characteristic of single structure spare, so just gives to make and structural manufacturing process has been brought difficulty; Rigidity stability to whole supporting leg has exceeded specialized range; And the span to count pump truck than rice also can't satisfy, thereby can't guarantee that the stability of product and car load length can exceed the national standard scope, and the research and development of counting concrete pump truck to rice have brought bottleneck.
Summary of the invention
In view of this, the technical matters that the present invention will solve provides a kind of construction machinery and equipment and uses bracing or strutting arrangement, and the forward and backward supporting leg of bracing or strutting arrangement all is the telescoping structure.
A kind of construction machinery and equipment is used bracing or strutting arrangement, comprising: rotary table, and front leg strut and rear support leg: said front leg strut and rear support leg all comprise: first order oscillating support leg, supporting leg oscillating oil cylinder and one or more levels telescopic outrigger device; Said telescopic outrigger device comprises: telescopic outrigger and supporting leg telescopic oil cylinder; Wherein, telescopic outrigger is a body structure; The two ends of said first order oscillating support leg are respectively coupling end and socket end; Said coupling end and said rotary table are hinged; Said socket end is a body structure, with the telescopic outrigger socket in the first order telescopic outrigger device; If said front leg strut or rear support leg comprise the multi-stage expansion support leg device, the telescopic outrigger of then said multi-stage expansion support leg device is socket join structure step by step; One end of said supporting leg oscillating oil cylinder is hinged on the said rotary table, and the other end is hinged on the said first order oscillating support leg; One end of the supporting leg telescopic oil cylinder of every grade of said telescopic outrigger device is hinged in the body structure of flexible front leg strut of said telescopic outrigger device at the same level, and the other end is hinged on the body structure of the flexible front leg strut of upper class telescopic outrigger device; Wherein, an end of the supporting leg telescopic oil cylinder of said first order telescopic outrigger device is hinged in the body structure of flexible front leg strut at the same level, and the other end is hinged in the body structure of socket end of said first order oscillating support leg.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, said construction machinery and equipment comprises 2 said front leg struts and 2 said rear support legs with bracing or strutting arrangement.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, each front leg strut all comprises 2 grades of telescopic outrigger devices; Each said rear support leg all comprises 1 grade of telescopic outrigger device.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, each front leg strut all comprises telescopic outrigger device more than 2 grades; Each said rear support leg all comprises telescopic outrigger device more than 1 grade.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, each said front leg strut and rear support leg all comprise 2 supporting leg oscillating oil cylinders; One end of said 2 supporting leg oscillating oil cylinders all is hinged on the said rotary table, and the other end all is hinged on the said first order oscillating support leg.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, 2 grades of telescopic outrigger devices of front leg strut are respectively the first telescopic outrigger device and the second telescopic outrigger device; The said first telescopic outrigger device comprises: the first supporting leg telescopic oil cylinder and first telescopic outrigger, and the said second telescopic outrigger device comprises: the second supporting leg telescopic oil cylinder and second telescopic outrigger; The cylinder body of the said first supporting leg telescopic oil cylinder is captiveed joint with the cylinder body of the second supporting leg telescopic oil cylinder, and the cylinder body end of the cylinder body end of the said first supporting leg telescopic oil cylinder and the second supporting leg telescopic oil cylinder all is hinged in the body structure of said first telescopic outrigger; The cylinder rod end of the said first supporting leg telescopic oil cylinder is hinged in the body structure of socket end of said first order oscillating support leg, and the lever of the said second supporting leg telescoping cylinder rod end is hinged in the body structure of second telescopic outrigger.
Construction machinery and equipment according to the present invention is with an embodiment of bracing or strutting arrangement, and further, the material of first order oscillating support leg and telescopic outrigger is cast steel or aluminum alloy.
The technical matters that the present invention will solve provides a kind of concrete pump truck, comprises that aforesaid construction machinery and equipment uses bracing or strutting arrangement.
Construction machinery and equipment of the present invention is with bracing or strutting arrangement and concrete pump truck, and forward and backward supporting leg all is the telescoping structure, guarantees the car load working stability effectively, and has saved the space, can be applied to the construction machinery and equipment of rice number.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Figure 1A and 1B are the scheme drawing of a kind of construction machinery and equipment of the prior art with bracing or strutting arrangement.
Fig. 2 A and 2B are the scheme drawing of construction machinery and equipment according to the present invention with the preceding supporting leg among the embodiment of bracing or strutting arrangement;
Fig. 3 is the scheme drawing of construction machinery and equipment according to the present invention with the back supporting leg among the embodiment of bracing or strutting arrangement;
Fig. 4 is the scheme drawing of construction machinery and equipment according to the present invention with the softened state of an embodiment of bracing or strutting arrangement.
The specific embodiment
With reference to the accompanying drawings the present invention is more comprehensively described, exemplary embodiment of the present invention wherein is described.To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, 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 present invention's protection.Below in conjunction with figure and embodiment technical scheme of the present invention is carried out many-sided description.
Construction machinery and equipment of the present invention comprises with bracing or strutting arrangement: rotary table, front leg strut and rear support leg.Front leg strut and rear support leg all comprise: first order oscillating support leg, supporting leg oscillating oil cylinder and one or more levels telescopic outrigger device; The telescopic outrigger device comprises: telescopic outrigger and supporting leg telescopic oil cylinder; Telescopic outrigger is a body structure.
The two ends of first order oscillating support leg are respectively coupling end and socket end; Coupling end and rotary table are hinged; The socket end is a body structure, with the telescopic outrigger socket in the first order telescopic outrigger device; If front leg strut or rear support leg comprise the multi-stage expansion support leg device, then the telescopic outrigger of multi-stage expansion support leg device is socket join structure step by step.
One end of supporting leg oscillating oil cylinder is hinged on the rotary table, and the other end is hinged on the first order oscillating support leg; One end of the supporting leg telescopic oil cylinder of every grade of telescopic outrigger device is hinged in the body structure of flexible front leg strut of telescopic outrigger device at the same level, and the other end is hinged on the body structure of the flexible front leg strut of upper class telescopic outrigger device; Wherein, an end of the supporting leg telescopic oil cylinder of first order telescopic outrigger device is hinged in the body structure of flexible front leg strut at the same level, and the other end is hinged in the body structure of socket end of first order oscillating support leg.
Construction machinery and equipment of the present invention all adopts swing to add flexible version with the forward and backward supporting leg in the bracing or strutting arrangement; Supporting leg all is designed to the above supporting leg retractor device of two-stage wherein; The one-level supporting leg of front and back is shown through oscillating oil cylinder; Back level telescopic outrigger stretches out through telescopic oil cylinder successively, plays the purpose that supports car load.
According to one embodiment of present invention, construction machinery and equipment comprises 2 front leg struts and 2 rear support legs with bracing or strutting arrangement.Each front leg strut all comprises 2 grades of telescopic outrigger devices; Each rear support leg all comprises 1 grade of telescopic outrigger device.
Fig. 2 A and 2B are the scheme drawing of construction machinery and equipment according to the present invention with the preceding supporting leg among the embodiment of bracing or strutting arrangement; Wherein, Fig. 2 B is the connection diagram of supporting leg telescopic oil cylinder.As shown in the figure, front leg strut comprises: first order oscillating support leg 12, supporting leg oscillating oil cylinder 11 and 2 grades of telescopic outrigger devices; 2 grades of telescopic outrigger devices are respectively the first order and the second stage.First order telescopic outrigger device comprises: first telescopic outrigger 14 and the first supporting leg telescopic oil cylinder 13.Second stage telescopic outrigger device comprises: second telescopic outrigger 15 and the second supporting leg telescopic oil cylinder 16." first " among the present invention, " second " etc. play difference.Telescopic outrigger is a body structure.The two ends of first order oscillating support leg 12 are respectively coupling end and socket end, and coupling end and rotary table 10 are hinged.
One end of the first supporting leg telescopic oil cylinder 13 is hinged in the body structure of first telescopic outrigger 14, and the other end is hinged in the body structure of socket end of first order oscillating support leg 12.One end of the second supporting leg telescopic oil cylinder 16 is hinged in the body structure of second telescopic outrigger 15, and the other end is hinged in the body structure of first telescopic outrigger 14.The first and second supporting leg telescopic oil cylinders stretch out synchronously or shrink, and telescopic outrigger are played the effect of stretching out or withdrawing.
The cylinder body of the cylinder body of the first supporting leg telescopic oil cylinder 13 and the second supporting leg telescopic oil cylinder 16 can or be threaded or the like for welding for captiveing joint.The cylinder rod end of the first supporting leg telescopic oil cylinder 13 is hinged in the body structure of socket end of first order oscillating support leg 12.The cylinder rod end of the second supporting leg telescopic oil cylinder 16 is hinged in the body structure of the second flexible front leg strut 15.
Fig. 3 is the scheme drawing of construction machinery and equipment according to the present invention with the back supporting leg among the embodiment of bracing or strutting arrangement; As shown in the figure, rear support leg comprises: first order oscillating support leg 18, supporting leg oscillating oil cylinder 17 and 1 grade of telescopic outrigger device; The telescopic outrigger device comprises: telescopic outrigger 19 and supporting leg telescopic oil cylinder 20; Telescopic outrigger is a body structure.The two ends of first order oscillating support leg 18 are respectively coupling end and socket end, and coupling end and rotary table 21 are hinged.In the body structure of one end telescopic outrigger 19 of supporting leg telescopic oil cylinder 20, the other end is hinged in the body structure of socket end of first order oscillating support leg 18.Supporting leg telescopic oil cylinder 20 is the flexible power that provides of supporting leg, and the flexible of supporting leg telescopic oil cylinder 20 can be realized the flexible of telescopic outrigger 19, reaches the rear support leg mode of operation, supports car load work.
According to one embodiment of present invention, each front leg strut and rear support leg can comprise 2 supporting leg oscillating oil cylinders.One end of 2 supporting leg oscillating oil cylinders all is hinged on the rotary table, and the other end all is hinged on the first order oscillating support leg.The material of first order oscillating support leg and telescopic outrigger is cast steel or aluminum alloy.
Fig. 4 is the scheme drawing of construction machinery and equipment according to the present invention with the back supporting leg among the embodiment of bracing or strutting arrangement.As shown in the figure; Construction machinery and equipment all adopts the multi-stage expansion structure with the forward and backward supporting leg of bracing or strutting arrangement, guarantees to have saved the space under the prerequisite of car load working stability at actv. like this; Alleviated some difficult problems that in manufacturing process, run into, the research and development of counting concrete pump truck for rice provide the foundation.
It is that stretching structure or front leg strut more than three grades adopts " X type " multi-stage expansion structure that construction machinery and equipment of the present invention uses bracing or strutting arrangement extensible.Front leg strut multi-stage expansion constructional device is also flexible more than three grades, and rear support leg realizes that the one-level swing adds multistage stretching structure form, can have multiple array mode.
Various engineering machinery can comprise above-mentioned bracing or strutting arrangement, crane for example, hoisting crane etc.The present invention provides a kind of concrete pump truck, comprises that construction machinery and equipment as above uses bracing or strutting arrangement.Concrete pump truck is a kind of construction machinery and equipment that commerical ready-mixed concrete is transported to assigned address.Through the rotary table of bracing or strutting arrangement, link getting on and off of concrete pump truck.
Construction machinery and equipment of the present invention is used bracing or strutting arrangement; The front leg strut two-stage is flexible; The form of rear support leg one-level swing; Actv. has been saved whole space of getting off under the prerequisite that guarantees whole vehicle stability, and can be controlled in the standard range of country to special vehicle through the length and width height of adjustment structure part with car load, counts the design of pump truck for later rice and lays a good foundation.
Description of the invention provides for example with for the purpose of describing, and is not the disclosed form that exhaustively perhaps limit the invention to.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.
Claims (8)
1. a construction machinery and equipment is used bracing or strutting arrangement, comprising: rotary table, and front leg strut and rear support leg is characterized in that:
Said front leg strut and rear support leg all comprise: first order oscillating support leg, supporting leg oscillating oil cylinder and one or more levels telescopic outrigger device; Said telescopic outrigger device comprises: telescopic outrigger and supporting leg telescopic oil cylinder; Wherein, said telescopic outrigger is a body structure;
The two ends of said first order oscillating support leg are respectively coupling end and socket end; Said coupling end and said rotary table are hinged; Said socket end is a body structure, and with the telescopic outrigger socket of first order telescopic outrigger device; If said front leg strut or rear support leg comprise the multi-stage expansion support leg device, then the telescopic outrigger of multi-stage expansion support leg device is socket join structure step by step;
One end of said supporting leg oscillating oil cylinder is hinged on the said rotary table, and the other end is hinged on the said first order oscillating support leg;
One end of the supporting leg telescopic oil cylinder of every grade of telescopic outrigger device is hinged in the body structure of telescopic outrigger at the same level, and the other end is hinged in the body structure of telescopic outrigger of upper class telescopic outrigger device;
Wherein, an end of the supporting leg telescopic oil cylinder of first order telescopic outrigger device is hinged in the body structure of telescopic outrigger at the same level, and the other end is hinged in the body structure of socket end of said first order oscillating support leg.
2. construction machinery and equipment as claimed in claim 1 is used bracing or strutting arrangement, it is characterized in that:
Said construction machinery and equipment comprises 2 said front leg struts and 2 said rear support legs with bracing or strutting arrangement.
3. construction machinery and equipment as claimed in claim 2 is used bracing or strutting arrangement, it is characterized in that:
Each front leg strut all comprises 2 grades of telescopic outrigger devices;
Each said rear support leg all comprises 1 grade of telescopic outrigger device.
4. construction machinery and equipment as claimed in claim 3 is used bracing or strutting arrangement, it is characterized in that:
2 grades of telescopic outrigger devices of front leg strut are respectively the first telescopic outrigger device and the second telescopic outrigger device; The said first telescopic outrigger device comprises: the first supporting leg telescopic oil cylinder and first telescopic outrigger, and the said second telescopic outrigger device comprises: the second supporting leg telescopic oil cylinder and second telescopic outrigger;
The cylinder body of the said first supporting leg telescopic oil cylinder is captiveed joint with the cylinder body of the second supporting leg telescopic oil cylinder, and the cylinder body end of the cylinder body end of the said first supporting leg telescopic oil cylinder and the second supporting leg telescopic oil cylinder all is hinged in the body structure of said first telescopic outrigger;
The cylinder rod end of the said first supporting leg telescopic oil cylinder is hinged in the body structure of socket end of said first order oscillating support leg, and the lever of the said second supporting leg telescoping cylinder rod end is hinged in the body structure of second telescopic outrigger.
5. construction machinery and equipment as claimed in claim 2 is used bracing or strutting arrangement, it is characterized in that:
Each front leg strut all comprises telescopic outrigger device more than 2 grades;
Each said rear support leg all comprises telescopic outrigger device more than 1 grade.
6. construction machinery and equipment as claimed in claim 2 is used bracing or strutting arrangement, it is characterized in that:
Each said front leg strut and rear support leg all comprise 2 supporting leg oscillating oil cylinders;
One end of said 2 supporting leg oscillating oil cylinders all is hinged on the said rotary table, and the other end all is hinged on the said first order oscillating support leg.
7. construction machinery and equipment as claimed in claim 1 is used bracing or strutting arrangement, it is characterized in that:
The material of first order oscillating support leg and telescopic outrigger is cast steel or aluminum alloy.
8. a concrete pump truck comprises like any described construction machinery and equipment of claim 1 to 7 and uses bracing or strutting arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103204798A CN102815283A (en) | 2012-09-03 | 2012-09-03 | Support device and concrete pump vehicle for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103204798A CN102815283A (en) | 2012-09-03 | 2012-09-03 | Support device and concrete pump vehicle for engineering machinery |
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| CN102815283A true CN102815283A (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103204798A Pending CN102815283A (en) | 2012-09-03 | 2012-09-03 | Support device and concrete pump vehicle for engineering machinery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165592A (en) * | 2019-05-27 | 2019-08-23 | 宜兴市宜安电力工具制造有限公司 | Hotline maintenance robot moving trolley support device |
| CN113445565A (en) * | 2021-07-08 | 2021-09-28 | 徐工集团工程机械股份有限公司 | Supporting leg of engineering machinery and engineering machinery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0357988A2 (en) * | 1988-09-07 | 1990-03-14 | Putzmeister-Werk Maschinenfabrik Gmbh | Mobile concrete pump |
| CN101028910A (en) * | 2007-04-11 | 2007-09-05 | 三一重工股份有限公司 | Front leg of mobile engineering machinery and mobile engineering machinery therewith |
| CN201082707Y (en) * | 2006-12-30 | 2008-07-09 | 三一重工股份有限公司 | Movable concrete pump vehicle |
-
2012
- 2012-09-03 CN CN2012103204798A patent/CN102815283A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0357988A2 (en) * | 1988-09-07 | 1990-03-14 | Putzmeister-Werk Maschinenfabrik Gmbh | Mobile concrete pump |
| CN201082707Y (en) * | 2006-12-30 | 2008-07-09 | 三一重工股份有限公司 | Movable concrete pump vehicle |
| CN101028910A (en) * | 2007-04-11 | 2007-09-05 | 三一重工股份有限公司 | Front leg of mobile engineering machinery and mobile engineering machinery therewith |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165592A (en) * | 2019-05-27 | 2019-08-23 | 宜兴市宜安电力工具制造有限公司 | Hotline maintenance robot moving trolley support device |
| CN113445565A (en) * | 2021-07-08 | 2021-09-28 | 徐工集团工程机械股份有限公司 | Supporting leg of engineering machinery and engineering machinery |
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Owner name: XUZHOU XUGONG SCHWING MACHINERY CO., LTD. Free format text: FORMER OWNER: XCMG CONSTRUCTION MACHINERY CO., LTD. Effective date: 20130729 |
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Effective date of registration: 20130729 Address after: 221004 No. 29, Peach Road, Xuzhou economic and Technological Development Zone, Jiangsu, Xuzhou Applicant after: XCMG Schwing Machinery Co., Ltd. Address before: 221004 Industrial Zone, Xuzhou Economic Development Zone, Xuzhou, Jiangsu Applicant before: XCMG Construction Machinery Co., Ltd. |
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Application publication date: 20121212 |