CN103243918A - Arm support system and working equipment with same - Google Patents
Arm support system and working equipment with same Download PDFInfo
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- CN103243918A CN103243918A CN2013101502975A CN201310150297A CN103243918A CN 103243918 A CN103243918 A CN 103243918A CN 2013101502975 A CN2013101502975 A CN 2013101502975A CN 201310150297 A CN201310150297 A CN 201310150297A CN 103243918 A CN103243918 A CN 103243918A
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- 238000005086 pumping Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The invention discloses an arm support system comprising a root-end arm and a foldable arm set. The root-end arm comprise a first telescopic arm section and a second telescopic arm section, and the second telescopic arm section is telescopically sleeved on the first telescopic arm section. The foldable arm set is hinged with the second telescopic arm section and is arranged on the back and/or on the lateral side of the root-end arm in a folded state. The arm support system fully utilizes an inner space of the root-end arm, so that space occupied when the arm support system in the folded state is reduced, an arm support can be set longer on the premise that height and occupied space of the arm support system are not greatly increased, and the time required for unfolding the integral arm support system is shortened. In addition, the invention further provides working equipment with the arm support system.
Description
Technical field
The present invention relates to engineering machinery, be specifically related to a kind of boom system; In addition, also relate to the implement with this boom system.
Background technology
At present, have the application of implement in engineering construction of boom system more and more widely, such as fire fighting truck of pump truck, boom, band jib etc., they are very big facility for construction operation has brought.Such implement generally includes chassis and boom system, and boom system generally includes jib and is located at carrier pipe on the jib, jib generally include the butt arm and with butt arm hinged a plurality of collapsible arms joints successively.This boom system is mainly used in the precalculated position of mass transport to the construction plant, at off working state (or retracted state), usually jib is folded up (as shown in Figure 1, butt arm 20 and collapsible arm joint 30,40 convolutions get up), (or deployed condition) in working order, jib launches, and the outlet of carrier pipe is placed the precalculated position of construction plant; At this moment, material is delivered to the precalculated position from the carrier pipe import along carrier pipe.
For this class implement, the length of the jib that it has is one of important indicator of weighing its ability to work; Jib is more long, and it more can satisfy the needs of major works.Along with increasing of major works (as skyscraper), need to use the construction occasion of long-armed frame system also more and more, simultaneously, these major workss also require the length of boom system more and more longer.
Yet the increase of jib length often causes following problem easily:
1) whole height of such implement is too high, is unfavorable for transition.
For security consideration, the traffic law of a lot of countries limits the car load height of the vehicle of the operation of setting out on a journey, and the whole height of such implement must be lower than relevant limit standard could go up road running.Be example with 62 meters pump trucks, the height after its jib is folding as increasing the length of jib again, may face the problem of car load superelevation very near relevant criterion.
2) it is too much that jib takies the space, chassis, is unfavorable on the chassis miscellaneous equipment being set.
Be example with the pump truck, boom system is arranged on the pump truck chassis rotationally, in off working state, be positioned over the top, chassis after jib is folding and occupied space greatly, top, chassis, this setting to the conveyance conduit on the pump truck, pumping system and cooling fan has brought many troubles.
3) jib expansion and withdrawal required time are longer, influence operating efficiency.
Jib is converted to deployed condition from retracted state, and when work, a plurality of arm joints that need to fold up extend, and jib is more long, and the time that the jib expansion needs is more many, and vice versa.
Therefore, how avoiding or alleviating on the basis of the problems referred to above boom system is arranged longer, be still the technical problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the present invention proposes a kind of boom system, and compared with prior art, it is longer that the jib of this boom system can arrange, and utilizes it can promote the work capacity of relevant implement.
On the one hand, the invention provides a kind of boom system, comprise butt arm and collapsible arm group; Described butt arm comprises first telescopic arm joint and second telescopic arm joint, and second telescopic arm joint telescopically is sheathed on first telescopic arm joint; Described collapsible arm group and second telescopic arm joint are hinged, and at retracted state, the collapsible arm group places rear and/or the side of described butt arm.
Further, described second telescopic arm joint is set with link away from the end of described first telescopic arm joint, and the described first folding arm joint is hinged with described link.
Further, described collapsible arm group comprises the first folding arm joint and the second folding arm joint at least; Wherein, the two ends of the first folding arm joint are saved hinged with second telescopic arm joint, the second folding arm respectively.
Further, described collapsible arm group also comprises the 3rd folding arm joint, and an end and the second folding arm joint that the described the 3rd folding arm saves are hinged; And at retracted state, the first folding arm joint, the second folding arm joint and the 3rd folding arm joint form R shape jib unit.
Further, described collapsible arm group also comprises end-to-end the 3rd hinged folding arm joint and the 4th folding arm joint successively; The described the 3rd folding arm joint is hinged away from end and the second folding arm joint of the 4th folding arm joint, and at retracted state, the first folding arm joint, the second folding arm joint and the 3rd folding arm joint form R shape jib unit, and the second folding arm joint, the 3rd folding arm joint and the 4th folding arm joint form Z-shaped jib unit.
Further, described collapsible arm group also comprises end-to-end the 3rd hinged folding arm joint, the 4th folding arm joint and the 5th folding arm joint successively; The described the 3rd folding arm joint is hinged away from end and the second folding arm joint of the 4th folding arm joint, and at retracted state, the first folding arm joint, the second folding arm joint and the 3rd folding arm joint form R shape jib unit, and the 3rd folding arm joint, the 4th folding arm joint and the 5th folding arm joint form anti-Z-shaped jib unit.
Further, at retracted state, the collapsible arm group places the rear of described butt arm, and the length of arbitrary collapsible arm joint of described collapsible arm group all is no more than the first folding arm joint.
The boom system that the present invention proposes comprises butt arm and collapsible arm group; The butt arm comprises first telescopic arm joint and second telescopic arm joint, and second telescopic arm joint telescopically is sheathed on first telescopic arm joint; Collapsible arm group and second telescopic arm joint are hinged; At retracted state, the collapsible arm group places rear or the side of described butt arm.By the butt arm is arranged to telescopic form of structure, taken full advantage of the inner space of butt arm, and then reduce boom system shared space under retracted state, thereby guarantee the height of boom system and jib can be arranged under the situation that can significantly not increase that takes up space longer.In addition, by the collapsible arm group being arranged on rear or the side of butt arm, make boom system upon deployment, after the butt arm lifts less relatively angle, can operate the butt arm and carry out expanding-contracting action, can operate the collapsible arm group simultaneously and launch action; And then shorten whole boom system and launch the required time.
On the other hand, the present invention also provides a kind of implement, comprises shipping platform, slew gear and above-mentioned each described boom system; Described slew gear is located on the described shipping platform; Described first telescopic arm joint is articulated on the described slew gear away from the end of described second telescopic arm joint.
Further, described shipping platform is the pull-type chassis.
Further, also comprise pumping system, described pumping system is arranged on the described shipping platform.
By adopting above-mentioned boom system, it is longer that the implement that the present invention proposes can arrange jib, thereby promote its work capacity.In addition, relatively still less the operating efficiency of this implement is also higher relatively required time upon deployment in view of this boom system.
Description of drawings
The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of boom system in the correlation technique;
Fig. 2 is the structural representation of the boom system of first embodiment of the invention proposition;
The boom system that Fig. 3 proposes for second embodiment of the invention is at the structural representation of overlooking under the state;
Fig. 4 is the expansion process schematic diagram of boom system shown in Figure 2, and it comprises Fig. 4 a, Fig. 4 b and Fig. 4 c;
Fig. 4 a is one of boom system shown in Figure 2 view upon deployment;
Fig. 4 b is two of boom system shown in Figure 2 view upon deployment;
Fig. 4 c is the view after boom system shown in Figure 2 launches;
Fig. 5 is the structural representation of a kind of implement of specific embodiment of the invention proposition.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the present invention can make up mutually.Be elaborated below in conjunction with 2 to 5 pairs of specific embodiments of the invention of accompanying drawing.
For convenience of description, the definition of the noun of locality herein: be reference with Fig. 2, elevation 2, wherein, before left is, right-hand be after; Top, below are side.
The specific embodiment of the invention has proposed a kind of boom system, comprises butt arm 1 and collapsible arm group 3; Butt arm 1 comprises first telescopic arm joint, 11 and second telescopic arm joint 12, and second telescopic arm saves 12 telescopicallies and is sheathed on first telescopic arm joint 11; It is 12 hinged that collapsible arm group 3 and second telescopic arm save, and at retracted state, collapsible arm group 3 places rear and/or the side of butt arm 1.Particularly, the concrete structure setting when collapsible arm group 3 places butt arm 1 rear can be with reference to figure 2, and the collapsible group 3 concrete structure setting when placing butt arm 1 side can be with reference to figure 3; Certainly, collapsible arm group 3 also can a part of be arranged at the rear of butt arm 1, and another part places the side of butt arm 1.Certainly, butt arm 1 also can comprise plural telescopic arm joint; Such as, save the 11 end telescopicallies away from second telescopic arm joint 12 at first telescopic arm the 3rd telescopic arm joint, the 4th telescopic arm joint are set.
This boom system is by being arranged to telescopic form of structure with butt arm 1, taken full advantage of the inner space of butt arm 1, and then reduce boom system shared space under retracted state, thereby guarantee the height of boom system and jib can be arranged under the situation that can significantly not increase that takes up space longer.In addition, by collapsible arm group 3 being arranged on rear or the side of butt arm 1, make boom system upon deployment, after butt arm 1 lifts less relatively angle, can operate butt arm 1 and carry out expanding-contracting action, can operate the collapsible arm group simultaneously and launch action; And then shorten whole boom system and launch the required time, the expansion process of this boom system can be with reference to figure 4.
In technique scheme, the form that specifically arranges of butt arm 1 can be with reference to the form of structure of oil cylinder, and the cylinder barrel and the piston rod that are about to oil cylinder save 12 as first telescopic arm joint, 11, second telescopic arm respectively; Certainly, the structure of telescopic arm that also can exhibition crane arranges form.Collapsible arm group 3 can comprise end-to-end hinged a plurality of collapsible arms joint successively; Certainly, the specific constructive form of the collapsible arm joint here can arrange with reference to existing telescopic arms joint and non-telescoping arm joint.
In technical scheme further, it is hinged with link 2 that second telescopic arm joint 12 is set with link 2, the first folding arms joints 31 away from the ends of first telescopic arm joint 11.By link 2 is set, can make things convenient for the connection between second telescopic arm joint, the 12 and first folding arm joint 31.
In technique scheme, collapsible arm group 3 has following several form that arranges at least:
1) collapsible arm group 3 is provided with first folding arm the joint 31 and second folding arm joint 32; Wherein, the two ends of the first folding arm joint 31 are saved 32 hinged with second telescopic arm joint, 12, the second folding arm respectively.
2) collapsible arm group 3 is provided with first folding arm joint 31, second folding arm joint the 32 and the 3rd folding arm joint 33; At retracted state, first folding arm joint 31, second folding arm joint the 32 and the 3rd folding arm joint 33 forms R shape jib unit, specifically can be with reference to figure 2.At retracted state, first folding arm joint 31, second folding arm joint the 32 and the 3rd folding arm joint 33 forms R shape jib unit, can effectively utilize the space between first folding arm the joint 31 and second folding arm joint 32, and then reduce the shared height space of whole boom system.
3) collapsible arm group 3 is provided with first folding arm joint 31, second folding arm joint the 32, the 3rd folding arm joint the 33 and the 4th folding arm joint; And the 3rd folding arm joint 33 folds arm away from the ends and second of the 4th folding arm joint and saves 32 hinged, and first folding arm joint 31, second folding arm joint the 32 and the 3rd folding arm joint 33 forms R shape jib unit, second folding arm joint the 32, the 3rd folding arm joint the 33 and the 4th folding arm joint forms Z-shaped jib unit, thereby effectively reduce the shared space of whole boom system.
4) collapsible arm group 3 is provided with first folding arm joint 31, second folding arm joint the 32, the 3rd folding arm joint the 33, the 4th folding arm joint and the 5th folding arm joint; The 3rd folding arm joint 33 folds arm away from the ends and second of the 4th folding arm joint and saves 32 hinged, and at retracted state, first folding arm joint 31, second folding arm joint the 32 and the 3rd folding arm joint 33 forms R shape jib unit, the 3rd folding arm joint the 33, the 4th folding arm joint and the 5th folding arm joint form anti-Z-shaped jib unit, setting can guarantee that collapsible arm group 3 has under the situation of five folding arm joints like this, can rationally utilize the space between each arm joint, reduce whole boom system volume.
In technical scheme further, at retracted state, collapsible arm group 3 places the rear of butt arm 1, and the length of arbitrary collapsible arm joint of collapsible arm group 3 all is no more than the first folding arm joint 31.Here, the length of collapsible arm joint refers to the length at each collapsible arm joint of retracted state.The benefit of doing like this is that collapsible arm group 3 places when regaining in the length space of the first folding arm joint 31 fully, can not extend to the length space of butt arm 1, makes things convenient for the setting of miscellaneous equipment.
On the other hand, the specific embodiment of the invention also provides a kind of implement, comprises shipping platform, slew gear 6 and above-mentioned boom system; Slew gear 6 is located on the shipping platform; First telescopic arm joint 11 is articulated on the slew gear 6 away from the end of second telescopic arm joint 12.By adopting above-mentioned boom system, it is longer that the implement that the present invention proposes can arrange jib, thereby promote its work capacity.In addition, relatively still less the operating efficiency of this implement is also higher relatively required time upon deployment in view of this boom system.This implement is specifically as follows fire fighting truck of boom, pump truck, stirring pump truck or band jib etc.
In technique scheme, the rotation between butt arm 1 and the slew gear 6, between link 2 and the collapsible arm group 3 can realize by oil cylinder 4, oil cylinder 5.
In technique scheme, shipping platform can be certain for pull-type chassis 7(, and shipping platform also can be the general-utility car chassis), the concrete setting on pull-type chassis 7 can be with reference to figure 5.Utilize pull-type chassis 7, can reduce the turning radius of this implement, make things convenient for its transportation; In addition, the space is abundant on the chassis, and the setting that can be miscellaneous equipment (such as power set) facilitates.
In technique scheme, this implement can carry pumping system, also can not be with pumping system; Certainly, when not being with pumping system, this implement need be used with the miscellaneous equipment with pump function (such as dragging pump, Vehicle loaded pump), and when carrying pumping system, this implement can reduce the dependence to miscellaneous equipment when operation.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. boom system, comprise butt arm (1) and collapsible arm group (3), it is characterized in that described butt arm (1) comprises first telescopic arm joint (11) and second telescopic arm joint (12) at least, and second telescopic arm joint (12) telescopically is sheathed on first telescopic arm joint (11); Described collapsible arm group (3) is hinged with second telescopic arm joint (12), and at retracted state, collapsible arm group (3) places rear and/or the side of described butt arm (1).
2. boom system according to claim 1, it is characterized in that, described second telescopic arm joint (12) is set with link (2) away from the end that described first telescopic arm saves (11), and the described first folding arm joint (31) is hinged with described link (2).
3. boom system according to claim 1 is characterized in that, described collapsible arm group (3) comprises the first folding arm joint (31) and the second folding arm joint (32) at least; Wherein, (12) are saved with second telescopic arm respectively in the two ends of the first folding arm joint (31), the second folding arm joint (32) is hinged.
4. boom system according to claim 3 is characterized in that, described collapsible arm group (3) also comprises the 3rd folding arm joint (33), and an end of the described the 3rd folding arm joint (33) and the second folding arm to save (32) hinged; And at retracted state, the first folding arm joint (31), the second folding arm joint (32) and the 3rd folding arm joint (33) form R shape jib unit.
5. boom system according to claim 3 is characterized in that, described collapsible arm group (3) also comprises end-to-end the 3rd hinged folding arm joint (33) and the 4th folding arm joint successively; The described the 3rd folding arm joint (33) is hinged away from end and the second folding arm joint (32) of the 4th folding arm joint, and at retracted state, the first folding arm joint (31), the second folding arm joint (32) and the 3rd folding arm joint (33) form R shape jib unit, and the second folding arm joint (32), the 3rd folding arm joint (33) and the 4th folding arm joint form Z-shaped jib unit.
6. boom system according to claim 3 is characterized in that, described collapsible arm group (3) also comprises end-to-end the 3rd hinged folding arm joint (33), the 4th folding arm joint and the 5th folding arm joint successively; The described the 3rd folding arm joint (33) is hinged away from end and the second folding arm joint (32) of the 4th folding arm joint, and at retracted state, the first folding arm joint (31), the second folding arm joint (32) and the 3rd folding arm joint (33) form R shape jib unit, and the 3rd folding arm joint (33), the 4th folding arm joint and the 5th folding arm joint form anti-Z-shaped jib unit.
7. according to each described boom system of claim 3 to 6, it is characterized in that, at retracted state, collapsible arm group (3) places the rear of described butt arm (1), and the length of arbitrary collapsible arm joint of described collapsible arm group (3) all is no more than the first folding arm joint (31).
8. an implement is characterized in that, comprises shipping platform, slew gear (6) and each described boom system of claim 1 to 7; Described slew gear (6) is located on the described shipping platform; Described first telescopic arm joint (11) is articulated on the described slew gear (6) away from the end that described second telescopic arm saves (12).
9. implement according to claim 8 is characterized in that, described shipping platform is pull-type chassis (7).
10. according to Claim 8 or 9 described implements, it is characterized in that also comprise pumping system, described pumping system is arranged on the described shipping platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101502975A CN103243918A (en) | 2013-04-26 | 2013-04-26 | Arm support system and working equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101502975A CN103243918A (en) | 2013-04-26 | 2013-04-26 | Arm support system and working equipment with same |
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| Publication Number | Publication Date |
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| CN103243918A true CN103243918A (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101502975A Pending CN103243918A (en) | 2013-04-26 | 2013-04-26 | Arm support system and working equipment with same |
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| Country | Link |
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| CN (1) | CN103243918A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244007A1 (en) * | 2019-06-05 | 2020-12-10 | 三一汽车制造有限公司 | Arm support assembly and fire engine |
| WO2020244008A1 (en) * | 2019-06-05 | 2020-12-10 | 三一汽车制造有限公司 | Fire engine |
| US12172682B2 (en) | 2018-10-24 | 2024-12-24 | Helrom Gmbh | Railway wagon for transportation of semi-trailers and the like |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202117334U (en) * | 2011-06-13 | 2012-01-18 | 三一重工股份有限公司 | Cantilever structure and concrete pump truck |
| CN102345391A (en) * | 2010-07-29 | 2012-02-08 | 葛振志 | Telescopic and bendable pump truck arm support mechanism |
| CN102359277A (en) * | 2011-09-22 | 2012-02-22 | 三一重工股份有限公司 | Arm frame device and engineering machine |
| CN203247851U (en) * | 2013-04-26 | 2013-10-23 | 三一汽车制造有限公司 | Boom system and work equipment comprising same |
-
2013
- 2013-04-26 CN CN2013101502975A patent/CN103243918A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345391A (en) * | 2010-07-29 | 2012-02-08 | 葛振志 | Telescopic and bendable pump truck arm support mechanism |
| CN202117334U (en) * | 2011-06-13 | 2012-01-18 | 三一重工股份有限公司 | Cantilever structure and concrete pump truck |
| CN102359277A (en) * | 2011-09-22 | 2012-02-22 | 三一重工股份有限公司 | Arm frame device and engineering machine |
| CN203247851U (en) * | 2013-04-26 | 2013-10-23 | 三一汽车制造有限公司 | Boom system and work equipment comprising same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12172682B2 (en) | 2018-10-24 | 2024-12-24 | Helrom Gmbh | Railway wagon for transportation of semi-trailers and the like |
| WO2020244007A1 (en) * | 2019-06-05 | 2020-12-10 | 三一汽车制造有限公司 | Arm support assembly and fire engine |
| WO2020244008A1 (en) * | 2019-06-05 | 2020-12-10 | 三一汽车制造有限公司 | Fire engine |
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Application publication date: 20130814 |