CN201071607Y - Hydraulic driving jib system of concrete pump vehicle - Google Patents
Hydraulic driving jib system of concrete pump vehicle Download PDFInfo
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- CN201071607Y CN201071607Y CNU2007200639222U CN200720063922U CN201071607Y CN 201071607 Y CN201071607 Y CN 201071607Y CN U2007200639222 U CNU2007200639222 U CN U2007200639222U CN 200720063922 U CN200720063922 U CN 200720063922U CN 201071607 Y CN201071607 Y CN 201071607Y
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- jib
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Abstract
The utility model discloses a concrete pump truck hydraulic drive arm support system, including a rotary table, two or more arm supports which are hinged sequentially and hydraulic cylinders which drive the arm supports to rotate, wherein, the first joint arm support is hinged with the rotary table, two main hydraulic cylinders are arranged between the first joint arm support and the rotary table, one end of each main hydraulic cylinder is hinged with the first joint arm support, the other end is hinged with the rotary table, and the extension axes of the two main hydraulic cylinders are positioned between the two side surfaces of the first joint arm support. The concrete pump truck hydraulic drive arm support system is characterized in that: the utility model can fully utilize the space of the vehicle body, which makes the arrangement of a material distributing device on the vehicle body more reasonable with more compact vehicle body structure and convenient processing and the manufacturing.
Description
Technical field
The utility model belongs to the constructional engineering machinery field, relates in particular to a kind of concrete mixer hydraulic-driven boom system.
Background technology
In the prior art, the general design of concrete mixer hydraulic-driven boom system is: panoramic table is hinged by the installation end (first segment jib) that jib connects bearing pin and jib body, it is hinged by connecting bearing pin and panoramic table to drive hydraulic cylinder one end, and the installation end of the other end and jib body is hinged.Each adjacent jib is articulated and connected, and adopts the two-way function Driven by Hydraulic Cylinder between two adjacent jibs, and each saves on the jib successively fixedly conveying pipeline, connects by rotatable joint between each conveying pipeline, forms the jib distribution device.Each saves jib when all regaining, and is folded on the car; Each saves jib when launching, and slew gear rotates and drives whole panoramic table and hinged thereon jib distribution device rotates together, the expansion of jib body and regain and adopt Driven by Hydraulic Cylinder.
At present, concrete mixer hydraulic-driven boom system has the single cylinder of employing to drive or two kinds of schemes of twin-tub driving.Hydraulic cylinder is positioned in the middle of the jib body in the single cylinder drive scheme, i.e. the flexible middle inside position of axis between jib body two sides of hydraulic cylinder.The anti-bias load of single cylinder type of drive is indifferent, and particularly comparatively outstanding for long-armed heavier pump truck problem of boom system, this scheme also exists single cylinder oversize, makes the shortcoming of processing inconvenience.Two hydraulic cylinders are positioned at jib body both sides in the twin-tub drive scheme, and promptly outside, jib body two sides is in a symmetrical arrangement.As adopt the twin-tub type of drive can solve the technical problem that present single cylinder type of drive is faced, but in the existing twin-tub actuation techniques, the double hydraulic cylinder space hold that is positioned at jib external body both sides is bigger, and bring bigger restriction for the layout of many podomeres of pump truck jib and conveying pipeline, be unfavorable for the optimization of complete vehicle structure, the stressing conditions of double hydraulic cylinder and jib hinged place load bearing pin is also not ideal enough.
The utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of and can more make full use of the space, makes that the layout of distribution device on car body is more reasonable, body construction is more compact, is convenient to processing and manufacturing, stressing conditions better coagulation soil pump truck hydraulic-driven boom system.
For solving the problems of the technologies described above, the utility model proposes a kind of concrete mixer hydraulic-driven boom system, comprise panoramic table, two joints or hinged successively jib and drive the hydraulic cylinder that jib rotates more than two joints, first segment jib and panoramic table in the described jib are hinged, be provided with two main hydraulic cylinders between described first segment jib and the panoramic table, two main hydraulic cylinder one ends are all hinged with the first segment jib, the other end is all hinged with panoramic table, and the flexible axis of described two main hydraulic cylinders is all between the two sides of first segment jib.
Described two main hydraulic cylinders are arranged in parallel in first segment jib below, and about the median plane symmetric arrangement of first segment jib length direction.
The bottom surface of described first segment jib is provided with a pair of otic placode, is equiped with the load bearing pin on the otic placode, and two hydraulic cylinders are hinged by load bearing pin and first segment jib.
The bottom surface of described first segment jib is provided with cell body, is equiped with the load bearing pin in the cell body, and two hydraulic cylinders are hinged by load bearing pin and first segment jib.
Be provided with two hydraulic cylinders between at least one group of adjacent jib in the described jib, described two hydraulic cylinder one ends all with one group of adjacent jib in one the joint hinged, all to organize another joint in the adjacent jib hinged or be connected by linkage with this for the other end, and the flexible axis of described two hydraulic cylinders is all organized between the two sides of broad jib in the adjacent jib at this.
Compared with prior art, advantage of the present utility model just is: the space that has made full use of concrete mixer, make the layout of concrete mixer distribution device on car body more reasonable, the flexible axis of two hydraulic cylinders is all between the two sides of jib body, do not take outer space, make the jib outside can arrange conveying pipeline very easily, on the car load width, also effectively saved simultaneously the space, make all jibs regain when being positioned on the chassis, structure between jib and layout are more compact, have made things convenient for the layout of other a few joint jibs; Two main hydraulic cylinders are hinged on the structure of jib inboard by the load bearing pin in the utility model, and force-bearing situation is also more superior; Adopted double hydraulic cylinder to drive jib, and each hydraulic cylinder parallel symmetric arrangement between the jib two sides, thereby have the strong characteristics of anti-bias load ability; Hydraulic cylinder when the size of the utility model hydraulic cylinder and size also can drive less than single cylinder is so that the manufacturing of hydraulic cylinder processing.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of the utility model embodiment 1;
Fig. 2 is the structural representation of looking up of the utility model embodiment 1;
Fig. 3 is the structural representation that the utility model embodiment 1 is applied to concrete mixer;
Fig. 4 is the main TV structure schematic diagram of the utility model embodiment 2;
Fig. 5 is the perspective view of the utility model embodiment 2.
Each label is represented among the figure:
1, first segment jib 2, panoramic table
3, main hydraulic cylinder 4, cell body
5, load bearing pin 6, otic placode
7, hydraulic cylinder 8, linkage
9, the second joint jib 10, pumping mechanism
11, supporting device 12, chassis
31, flexible axis
The specific embodiment
Embodiment 1: as Fig. 1, Fig. 2 and shown in Figure 3, concrete mixer hydraulic-driven boom system of the present utility model, comprise that panoramic table 2, three saves hinged successively jib and drives the hydraulic cylinder that jib rotates, wherein the installation end of first segment jib 1 and panoramic table 2 upper articulations are provided with two in order to drive the main hydraulic cylinder 3 that first segment jib 1 rotates between first segment jib 1 and the panoramic table 2.Two main hydraulic cylinders 3 are arranged in parallel in first segment jib 1 below, and the median plane symmetric arrangement of extending along its length about first segment jib 1, the bottom surface of first segment jib 1 is provided with cell body 4, be equiped with load bearing pin 5 in the cell body 4, the piston rod of two main hydraulic cylinders 3 is hinged by load bearing pin 5 and first segment jib 1, the cylinder body of two main hydraulic cylinders 3 and panoramic table 2 lower hinge, its flexible axis 31 is between the two sides of first segment jib 1.As shown in Figure 3, in the present embodiment, the support on the chassis 12 of panoramic table 2 and concrete mixer links to each other, and also is equiped with pumping mechanism 10 and supporting device 11 on the chassis 12.Between the second joint jib 9 and first segment jib 1, be provided with linkage 8 and two hydraulic cylinders that are arranged in parallel 7, two hydraulic cylinder 7 one ends are all hinged with the second joint jib 9, the other end all links to each other with linkage 8, by linkage 8 the first segment jib 1 and the second joint jib 9 are relatively rotated when two hydraulic cylinders 7 stretch, the flexible axis 31 of two hydraulic cylinders 7 is all between the two sides of first segment jib 1.
Embodiment 2: as Fig. 4, shown in Figure 5, concrete mixer hydraulic-driven boom system of the present utility model, comprise panoramic table 2, more piece jib and drive the hydraulic cylinder that jib rotates, wherein the installation end of first segment jib 1 and panoramic table 2 upper articulations are provided with two in order to drive the main hydraulic cylinder 3 that first segment jib 1 rotates between first segment jib 1 and the panoramic table 2.Two main hydraulic cylinders 3 are arranged in parallel in first segment jib 1 below, and the median plane symmetric arrangement of extending along its length about first segment jib 1, establish a pair of otic placode 6 at the bottom surface of first segment jib 1, installing load bearing pin 5 on the otic placode 6, the piston rod of two main hydraulic cylinders 3 is all hinged by load bearing pin 5 and first segment jib 1, the cylinder body of two main hydraulic cylinders 3 and panoramic table 2 lower hinge, its flexible axis 31 is all between the two sides of first segment jib 1.
In sum, the utility model places the flexible axis 31 of main hydraulic cylinder 3 between the two sides of first segment jib 1, can not take the space in first segment jib 1 outside, makes first segment jib 1 outside can arrange conveying pipeline very easily; Main hydraulic cylinder 3 is hinged on first segment jib 1 inboard by load bearing pin 5, and it is more even that this makes that the load of load bearing pin 5 distributes, and force-bearing situation is better; When the whole withdrawals of each joint jib are positioned on the chassis, the concrete pump truck arm that double hydraulic cylinder of the present utility model drives, taking up room on the car load width significantly reduces, and makes structure compact more; The utility model adopts the main hydraulic cylinder 3 of parallel and symmetric arrangement to drive first segment jib 1, thereby has stronger anti-bias load ability; Hydraulic cylinder size when the size of the utility model main hydraulic cylinder 3 and size also can drive less than single cylinder is so that the manufacturing of hydraulic cylinder processing.Be provided with two hydraulic cylinders 7 among the embodiment 1 between second joint jib 9 and the first segment jib 1, hydraulic cylinder 7 has structure and the advantage identical with main hydraulic cylinder 3.Be provided with otic placode 6 among the embodiment 2 on first segment jib 1, load bearing pin 5 is arranged on the otic placode 6, thereby needn't offer cell body 4 on the first segment jib, thereby has avoided weakening the intensity of first segment jib 1, so this scheme is more superior.
Should be pointed out that for those skilled in the art under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. concrete mixer hydraulic-driven boom system, comprise panoramic table (2), two joints or hinged successively jib and drive the hydraulic cylinder that jib rotates more than two joints, wherein first segment jib (1) is hinged with panoramic table (2), it is characterized in that: be provided with two main hydraulic cylinders (3) between described first segment jib (1) and the panoramic table (2), two main hydraulic cylinder (3) one ends are all hinged with first segment jib (1), the other end is all hinged with panoramic table (2), and the flexible axis (31) of described two main hydraulic cylinders (3) all is positioned between the two sides of first segment jib (1).
2. concrete mixer hydraulic-driven boom system according to claim 1, it is characterized in that: described two main hydraulic cylinders (3) are arranged in parallel in first segment jib (1) below, and the median plane symmetric arrangement of extending along its length about first segment jib (1).
3. concrete mixer hydraulic-driven boom system according to claim 1 and 2, it is characterized in that: the bottom surface of described first segment jib (1) is provided with a pair of otic placode (6), be equiped with load bearing pin (5) on the otic placode (6), two main hydraulic cylinders (3) are hinged by load bearing pin (5) and first segment jib (1).
4. concrete mixer hydraulic-driven boom system according to claim 1 and 2, it is characterized in that: the bottom surface of described first segment jib (1) is provided with cell body (4), be equiped with load bearing pin (5) in the cell body (4), two main hydraulic cylinders (3) are hinged by load bearing pin (5) and first segment jib (1).
5. concrete mixer hydraulic-driven boom system according to claim 1 and 2, it is characterized in that: be provided with two hydraulic cylinders (7) between at least one group of adjacent jib, described two hydraulic cylinders (7) one ends all with one group of adjacent jib in one the joint hinged, all to organize another joint in the adjacent jib hinged or be connected by linkage (8) with this for the other end, and the flexible axis (31) of described two hydraulic cylinders (7) is all organized between the two sides of broad jib in the adjacent jib at this.
6. concrete mixer hydraulic-driven boom system according to claim 3, it is characterized in that: be provided with two hydraulic cylinders (7) between at least one group of adjacent jib, described two hydraulic cylinders (7) one ends all with one group of adjacent jib in one the joint hinged, all to organize another joint in the adjacent jib hinged or be connected by linkage (8) with this for the other end, and the flexible axis (31) of described two hydraulic cylinders (7) is all organized between the two sides of broad jib in the adjacent jib at this.
7. concrete mixer hydraulic-driven boom system according to claim 4, it is characterized in that: be provided with two hydraulic cylinders (7) between at least one group of adjacent jib, described two hydraulic cylinders (7) one ends all with one group of adjacent jib in one the joint hinged, all to organize another joint in the adjacent jib hinged or be connected by linkage (8) with this for the other end, and the flexible axis (31) of described two hydraulic cylinders (7) is all organized between the two sides of broad jib in the adjacent jib at this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200639222U CN201071607Y (en) | 2007-07-25 | 2007-07-25 | Hydraulic driving jib system of concrete pump vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200639222U CN201071607Y (en) | 2007-07-25 | 2007-07-25 | Hydraulic driving jib system of concrete pump vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201071607Y true CN201071607Y (en) | 2008-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200639222U Expired - Fee Related CN201071607Y (en) | 2007-07-25 | 2007-07-25 | Hydraulic driving jib system of concrete pump vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN201071607Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182319A (en) * | 2011-06-13 | 2011-09-14 | 三一重工股份有限公司 | Cantilever structure and concrete pump truck |
| CN102704686A (en) * | 2012-05-30 | 2012-10-03 | 中联重科股份有限公司 | Arm section and arm support for concrete pump truck and concrete pump truck |
| CN102733611A (en) * | 2012-07-16 | 2012-10-17 | 三一重工股份有限公司 | Rotary cloth mechanism and concrete pump car |
| CN102998137A (en) * | 2012-12-06 | 2013-03-27 | 长沙中联消防机械有限公司 | Method and system for detecting boom work conditions |
| CN109253120A (en) * | 2018-10-17 | 2019-01-22 | 太原理工大学 | Combination cylinder energy conservation hoisting system |
-
2007
- 2007-07-25 CN CNU2007200639222U patent/CN201071607Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182319A (en) * | 2011-06-13 | 2011-09-14 | 三一重工股份有限公司 | Cantilever structure and concrete pump truck |
| WO2012171402A1 (en) * | 2011-06-13 | 2012-12-20 | 湖南三一智能控制设备有限公司 | Boom structure and concrete pumping vehicle |
| CN102704686A (en) * | 2012-05-30 | 2012-10-03 | 中联重科股份有限公司 | Arm section and arm support for concrete pump truck and concrete pump truck |
| CN102704686B (en) * | 2012-05-30 | 2014-09-17 | 中联重科股份有限公司 | Arm section and arm support for concrete pump truck and concrete pump truck |
| CN102733611A (en) * | 2012-07-16 | 2012-10-17 | 三一重工股份有限公司 | Rotary cloth mechanism and concrete pump car |
| CN102733611B (en) * | 2012-07-16 | 2016-08-03 | 三一汽车制造有限公司 | A kind of revolution material-feeding mechanism and concrete mixer |
| CN102998137A (en) * | 2012-12-06 | 2013-03-27 | 长沙中联消防机械有限公司 | Method and system for detecting boom work conditions |
| CN102998137B (en) * | 2012-12-06 | 2016-04-27 | 长沙中联消防机械有限公司 | The detection method of jib duty and detection system thereof |
| CN109253120A (en) * | 2018-10-17 | 2019-01-22 | 太原理工大学 | Combination cylinder energy conservation hoisting system |
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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 |
Granted publication date: 20080611 Termination date: 20160725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |