CN103215941A - Dynamic compactor convenient for expanding ramming energy - Google Patents
Dynamic compactor convenient for expanding ramming energy Download PDFInfo
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- CN103215941A CN103215941A CN201310104543.3A CN201310104543A CN103215941A CN 103215941 A CN103215941 A CN 103215941A CN 201310104543 A CN201310104543 A CN 201310104543A CN 103215941 A CN103215941 A CN 103215941A
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- 238000000034 method Methods 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 70
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Abstract
The invention relates to the technical field of a dynamic compactor, and discloses a dynamic compactor convenient for expanding ramming energy. The dynamic compactor comprises a compactor body, a cantilever crane, a rammer and legs, wherein the top ends of the legs are arranged on the cantilever crane. The legs are arranged on the cantilever crane of the dynamic compactor disclosed by the embodiment of the invention; when the ramming energy is expanded, a gantry mounting is unnecessary to be mounted repeatedly; the legs can be unfolded and folded under the control of a leg unfolding/folding oil cylinder and the legs, so that the bearing capacity of the cantilever crane is conveniently increased and the whole compactor is conveniently moved to the next ramming position fast; and in such a way, operation during a continuous ramming procedure is simplified, the ramming efficiency is improved, and the ramming cost is reduced. Moreover, an amplitude-change oil cylinder with an inching performance is used, so that the legs can automatically leave the ground or contact with the ground; and in such a way, the requirements of expanding the ramming energy and fast movement are met well, and the ramming efficiency is also improved.
Description
Technical field
The present invention relates to the dynamic compaction machinery technical field, particularly a kind of dynamic compaction machinery of being convenient to expand the rammer energy.
Background technology
Dynamic compaction machinery is the plant equipment that is used for ground and ground compacting in the engineering construction, it generally comprises chassis (crawler type), turntable (body), jib, support roller, wire rope, hammer ram, jib lubbing mechanism is (by the luffing rope, compositions such as A type frame), hoisting mechanism etc., wherein, turntable supports the top that is installed on the chassis by revolution, the bottom-hinged of jib is on turntable, support roller is installed on the top of jib, jib lubbing mechanism is arranged between jib and the turntable and (is used to control the relative angle of jib and turntable), hoisting mechanism is arranged on the turntable, one end of wire rope connects hoisting mechanism, and the other end is walked around behind the support roller at jib top by tripping gear and realized lifting or discharge hammer ram.
In operation process, when needs are expanded the rammer energy, generally adopt the mode of setting up door frame (door type truss), promptly between jib top and ground, door frame is installed, so that reach higher strong rammer energy level; Finish certain any ram after need do corresponding moving to ram when some down, get earlier lax wire rope, reversing back pulls back hammer ram, tightens up wire rope again, promote door frame, promote hammer ram at last and put in place, in whole process, higher for the operator technical requirements, if support staff's mismate, cause easily hurt sb.'s feelings, accident such as overturning; In addition, door frame needs to install repeatedly, because door frame integral body is huge, weight is big, the workload that door frame is installed is big; Therefore, this mode complete machine moves trouble, and ramming efficient is lower, the ramming cost is higher.
Therefore, how improving at the deficiencies in the prior art and defective, use needs so that further adapt to, is 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 is intended to propose a kind of dynamic compaction machinery of being convenient to expand the rammer energy, thereby need not to install repeatedly door frame when expanding the rammer energy, also is convenient to car load fast moving to the next one and rams the position, to reduce Operating Complexity, improve ramming efficient and reduce the ramming cost.
On the one hand, the invention provides a kind of dynamic compaction machinery of being convenient to expand the rammer energy, comprise body, jib and hammer ram, also comprise supporting leg, the top of described supporting leg is installed on the described jib.
Further, the top of described supporting leg is articulated on the described jib; Described dynamic compaction machinery also comprises supporting leg exhibition receipts oil cylinder, and the two ends that oil cylinder is received in described supporting leg exhibition are articulated in respectively on described supporting leg and the described jib.
Further, described supporting leg comprises the more piece support arm of the formation folding structure that links to each other successively, and the head of described more piece support arm saves support arm and is installed on the described jib.
Further, described supporting leg also comprises bearing height adjusting oil cylinder, and the top of described bearing height adjusting oil cylinder is fixed on the minor details support arm of described more piece support arm.
Further, described supporting leg also comprises bearing, and described bearing is fixed in the bottom that described bearing height is regulated oil cylinder.
Further, in the described more piece support arm, on per two adjacent support arms, be provided with the junction plate of being with pin-and-hole in contiguous folded position, described more piece support arm is fitted with bearing pin in two adjacent junction plates under deployed condition.
Further, described dynamic compaction machinery also comprises supporting leg exhibition receipts oil cylinder, first connecting rod and second connecting rod; Described supporting leg comprises the more piece support arm of the formation folding structure that links to each other successively, and the head of described more piece support arm saves support arm and is installed on the described jib; Adjacent support arm, first connecting rod and the second connecting rod of per two joints links to each other successively and forms linkage, and it is the power part of this linkage that oil cylinder is received in described supporting leg exhibition, thereby makes two adjacent joint support arms can fold mutually or launch mutually.
Further, in the linkage of first segment support arm and partial node support arm formation, first connecting rod is a triangle pole, and first end of first connecting rod is articulated in the first segment support arm, second end is articulated in an end of described second connecting rod, and the 3rd end is articulated in the end that oil cylinder is received in the supporting leg exhibition; The other end of second connecting rod is articulated in the partial node support arm, and the other end that oil cylinder is received in described supporting leg exhibition is articulated on the jib.
Further, described dynamic compaction machinery also comprises amplitude oil cylinder, one way valve, damping and accumulator, and the two ends of described amplitude oil cylinder are articulated in respectively on described jib and the described body; The oil inlet and outlet of described one way valve and the two ends of described damping are connected to the rodless cavity and the described accumulator of described amplitude oil cylinder respectively.
Further, described supporting leg is a telescopic outrigger.
Further, described supporting leg is a support column, and the top of described support column is removably installed on the described jib.
In the dynamic compaction machinery of the present invention, the top of supporting leg is installed on the jib, in use, the bottom of supporting leg when promoting, hammer ram is contacted with ground supports, to increase the supporting capacity of jib, improve strong rammer energy level thereby make dynamic compaction machinery can promote heavier hammer ram, like this, when expanding the rammer energy, need not supporting use door frame, simplified operation; In addition, when finishing certain point and ram, move to when some down, can make the bottom of supporting leg break away from ground (perhaps do not support and contact) with ground at need, thus the realization fast moving; Therefore, compared with prior art, the whole operation process is convenient and swift, has improved ramming efficient simultaneously and has reduced the ramming cost.
In a kind of scheme more specifically, between supporting leg and jib, also be hinged with the supporting leg exhibition and receive oil cylinder, receive oil cylinder by the exhibition of control supporting leg, can realize the expansion (promptly being expanded to the state that its bottom can be moved towards ground) of supporting leg and draw (as making supporting leg and jib form folded state) in, and then can realize that the quick support of supporting leg or fast folding draw in, with the complexity and the mobile speed of raising of further minimizing operation.
In a kind of scheme more specifically, supporting leg comprises the more piece support arm that can link to each other successively and form folding structure, so that each support arm is launched, and then supporting leg can be contacted with ground supports, perhaps be convenient to after using end, make each support arm folding, in order to avoid other parts of dynamic compaction machinery are caused interference.
In a kind of scheme more specifically, supporting leg also comprises the bearing height adjusting oil cylinder that is arranged at the minor details support arm, be convenient to like this when the jib amplitude of dynamic compaction machinery changes, regulate the collapsing length of oil cylinder by adjusting bearing height, to adapt to the variable in distance on deployed condition lower bottom part joint arm and ground, whole supporting leg still can be contacted behind luffing with ground supports.
More specifically in the scheme, the luffing of dynamic compaction machinery adopts amplitude oil cylinder to realize, and the hydraulic part of amplitude oil cylinder has fretting performance at another kind; Can when promoting strong rammer energy level, realize the fast moving of complete machine like this.
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 to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 for the embodiment of the invention one provide a kind of be convenient to expand rammer can the structural representation of dynamic compaction machinery;
Fig. 2 is in structural representation under the folded state for more piece support arm among Fig. 1;
Fig. 3 for the embodiment of the invention two provide a kind of be convenient to expand rammer can the structural representation of dynamic compaction machinery;
Fig. 4 is the principle schematic of the part hydraulic circuit of amplitude oil cylinder among Fig. 1 or Fig. 3.
The specific embodiment
Should be pointed out that in this part that to the description of concrete structure and description order only be explanation to specific embodiment, should not be considered as that protection scope of the present invention is had any restriction.In addition, under the situation of not conflicting, embodiment and the feature among the embodiment in this part can make up mutually.
Please also refer to Fig. 1 to Fig. 4, the embodiment of the invention is elaborated below in conjunction with accompanying drawing.
As shown in Figure 1, the dynamic compaction machinery of embodiment one comprises chassis 1, body 2, jib 3, amplitude oil cylinder 4, supporting leg exhibition receipts oil cylinder 5, supporting leg 6, wire rope 7 and hammer ram 8.In the present embodiment, body 2 is a turntable.
Wherein, body 2 is installed on chassis 1(crawler type by pivoting support) the top; The bottom-hinged of jib 3 is on body 2, the two ends of amplitude oil cylinder 4 are articulated in respectively on body 2 and the jib 3, the top of jib 3 is provided with support roller, one end of wire rope 7 is used to be connected to hammer ram 8, the other end is connected to the lifting power source after walking around described support roller, this power source can be the lift cylinder (figure is mark not) that is installed on the jib 3, and under the effect of this power source, wire rope 7 can upwards promote hammer ram 8.
Supporting leg 6 comprises more piece support arm, bearing height adjusting oil cylinder 64 and the bearing 65 that links to each other successively and form folding structure; See also Fig. 2, particularly, in the present embodiment, the more piece support arm is three joints, comprises first joint support arm 61, middle part support arm 62 and minor details support arm 63 respectively; The top and the jib 3 of first joint support arm 61 are hinged by first hinge, and an end (as piston rod) of supporting leg exhibition receipts oil cylinder 5 is hinged with first joint support arm 61 by second hinge, and it is hinged by tri-joint mechanism and jib 3 that supporting leg is opened up the other end (as cylinder barrel) of receiving oil cylinder 5; One end (as cylinder barrel) of bearing height adjusting oil cylinder 64 is fixedly connected on the bottom of minor details support arm 63, and the other end is fixedly connected on bearing 65.
In operation process, the piston rod that can control supporting leg exhibition receipts oil cylinder 5 stretches out first predetermined length, head is saved support arm 61, middle part support arm 62 and minor details support arm 63 launch, the piston rod of controlling bearing height adjusting oil cylinder 65 again stretches out second predetermined length (this step is not an imperative), make bearing 65 when hammer ram 8 is raised, can contact with ground supports, so that increase the supporting capacity of jib 3, improve the strong energy level that rams, after operation is finished, can correspondingly control bearing height and regulate the piston rod withdrawal of oil cylinder 65, control the supporting leg exhibition again and receive the piston rod withdrawal of oil cylinder 5, head is saved support arm 61, middle part support arm 62 and minor details support arm 63 are folding, abut on the jib 3 thereby supporting leg 6 is drawn in,, also be convenient to the transition transportation in order to avoid interfere with jib 3 grades.
In a kind of embodiment of embodiment one, ramming continuously in the operation process, after finishing certain point and ramming, in the time of need moving to the next one and ram, can regulate the collapsing length of oil cylinder 65 by the control bearing height, make bottom (the being bearing 65) built on stilts (or do not support contact with ground) of supporting leg 6, move thereby be convenient to dynamic compaction machinery; In another embodiment, ramming continuously in the operation process, can make the length of using of supporting leg 6 be predetermined length, and use under the length at this, when hammer ram 8 is not raised (coming off), jib 3 is not subjected to the downward active force of hammer ram 8, deformation is less, and the bottom of supporting leg 6 is not supported with ground and contacted, and when hammer ram 8 is raised, jib 3 is subjected to the downward active force of hammer ram 8, deformation is bigger, and the bottom of supporting leg 6 contacts with ground supports, can increase the supporting capacity of jib 3 like this, improve strong rammer energy level, and be convenient to realize moving of complete machine; Preferably, as shown in Figure 4, the part hydraulic circuit of amplitude oil cylinder 4 comprise one way valve 11, damping 12(fixedly damping and adjustable damping all can) and accumulator 13, the two ends of the oil inlet and outlet of one way valve 11 and damping 12 are communicated in the rodless cavity and the accumulator 13 of amplitude oil cylinder 4 respectively; When hammer ram 8 is raised, the rodless cavity pressure of amplitude oil cylinder 4 increases, hydraulic oil enters accumulator 13 by one way valve 11, when hammer ram 8 is freely transferred (not being raised), the rodless cavity pressure of amplitude oil cylinder 4 is very little, the pressure oil of accumulator 13 enters in the rodless cavity of amplitude oil cylinder 4 by damping 12, the piston rod of amplitude oil cylinder 4 is moved to rod chamber, amplitude oil cylinder 4 is upwards gone up, jib 3 travelling backwards, make supporting leg 6 automatic built on stilts (do not support contact with ground), this mode can realize the fast moving of dynamic compaction machinery; This hydraulic circuit can be realized amplitude oil cylinder along with the lifting state variation of hammer ram is carried out fine motion, has also played the effect of protection amplitude oil cylinder 4.
From as can be known above-mentioned, adopt the dynamic compaction machinery of the foregoing description one or its preferred implementation, when expanding the rammer energy, need not to repeat to install door frame, and can realize the expansion and the gathering of supporting leg 6 by the control of 5 pairs of supporting legs 6 of supporting leg exhibition receipts oil cylinder, ram the position so that increase the supporting capacity of jib 3 and be convenient to car load fast moving to the next one, simplified the operation that repeats the process of ramming like this, improved to ram efficient and reduced and rammed cost; In addition, in the optimal way of embodiment one, adopt to have the amplitude oil cylinder of fretting performance and the use length of predetermined supporting leg, can make the automatic built on stilts of supporting leg or contact with ground supports, expand the needs that ram energy and fast moving thereby satisfy well, further improved and rammed efficient.
See also Fig. 3, the dynamic compaction machinery of embodiment two comprises chassis 1, body 2, jib 3, amplitude oil cylinder 4, supporting leg exhibition receipts oil cylinder 5, supporting leg 6, wire rope 7 and hammer ram 8; Compare with embodiment one, embodiment two also comprises first connecting rod 9 and second connecting rod 10, and the mounting means of the form of structure of supporting leg 6 and supporting leg exhibition receipts oil cylinder 5.
Particularly, supporting leg 6 comprises more piece support arm, bearing height adjusting oil cylinder 64 and the bearing 65 that links to each other successively and form folding structure, in embodiment two, the more piece support arm is two joints, comprise that promptly first segment support arm 67 and partial node support arm 68(also are the minor details support arms simultaneously), the top of first segment support arm 67 and jib 3 are hinged, and an end (as cylinder barrel) of bearing height adjusting oil cylinder 64 is fixedly connected on the bottom of partial node support arm 68, and the other end is fixedly connected on bearing 65; First connecting rod 9 is preferably triangle pole (certainly, plain connecting rod also can be realized corresponding function), first end of first connecting rod 9 is articulated in first segment support arm 67, second end is articulated in an end of second connecting rod 10, the 3rd end is articulated in the end that oil cylinder 5 is received in the supporting leg exhibition, the other end of second connecting rod 10 is articulated in partial node support arm 68, and the other end that oil cylinder 5 is received in the supporting leg exhibition is articulated on the jib 3; It is first segment support arm 67, partial node support arm 68, first connecting rod 9 links to each other successively with second connecting rod 10 and forms quadric chain, the power part of oil cylinder 5 as this linkage received in the supporting leg exhibition, in use, receive the piston rod withdrawal certain-length of oil cylinder 5 by the exhibition of control supporting leg, can realize that first segment support arm 67 is folding with the gathering of partial node support arm 68, and stretch out certain-length by the piston rod of control supporting leg exhibition receipts oil cylinder 5, can realize the mutual expansion of first segment support arm 67 and partial node support arm 68, thereby satisfying use is the needs that car load moves, and the operating principle during use can be referring to the associated description of embodiment one.
From as can be known above-mentioned, embodiment two has the technique effect of embodiment one equally, in addition, compare with embodiment one, the supporting leg of embodiment two in use can be realized auto-folder or expansion, therefore, further reduce installation workload, simplified operation, improved efficient; Should be pointed out that the amplitude oil cylinder 4 among the embodiment two also can adopt hydraulic circuit shown in Figure 4, thereby have fretting performance, expand the needs that ram energy and fast moving so that satisfy better.
Among the above-mentioned various embodiment, jib 3 can be connected to form by more piece truss joint arm, for example, jib 3 shown in the figure is made up of the top joint arm that links to each other successively up and down, middle part joint arm and bottom joint arm, amplitude oil cylinder 4, supporting leg exhibition receipts oil cylinder 5 are positioned on the joint arm of bottom with the pin joint of jib 3, and the first pin joint that saves support arm and jib 3 is positioned on the joint arm of middle part; In other embodiments, the joint arm number of jib 3 also can be selected for use as required, for example is two joints or the above joint arm of three joints; As preferred situation, the top of supporting leg 6 is connected in the middle part joint arm of jib 3.
Need to prove that among the above-mentioned various embodiment, dynamic compaction machinery adopts amplitude oil cylinder 4 to realize luffing, but in other embodiments, dynamic compaction machinery also can adopt other luffing modes, for example the jib lubbing mechanism of being made up of luffing rope, A type frame etc. is realized.
Need to prove, among the above-mentioned various embodiment, supporting leg 6 comprises bearing height adjusting oil cylinder 64 and bearing 65, under other situations, also can omit bearing height and regulate oil cylinder 64 and/or bearing 65, support needs as long as the length of run of more piece support arm can satisfy.In addition, in the various schemes relevant with embodiment one, in the specific implementation, the more piece support arm can be realized launching by manually-operated, for example, preferably, on per two adjacent support arms, the junction plate 66(that is provided with the band pin-and-hole in contiguous folded position as shown in Figure 2), described more piece support arm is under deployed condition, two adjacent junction plates are arranged side by side, and are fitted with bearing pin in the pin-and-hole of two junction plates, can improve the stability in use of more piece support arm under deployed condition like this.In addition, in the various schemes relevant with embodiment one, the expansion of supporting leg 6 is received oil cylinder 5 by the supporting leg exhibition and is realized, but under other situations, also can omit the supporting leg exhibition and receive oil cylinder 5, and the top (promptly first joint support arm) of supporting leg 6 is fixedly installed on the jib 3, and the expansion direction of the more piece support arm of supporting leg 6 is towards ground.In addition, in the various schemes relevant with embodiment two, in order to realize the action of the quadric chain that first segment support arm and partial node support arm constitute, the end that oil cylinder 5 is received in the supporting leg exhibition is connected in first connecting rod 9, the other end is connected in jib 3, and under other situations, the other end that oil cylinder 5 is received in supporting leg exhibition also can be articulated on the first segment support arm (under this situation, the top of first segment support arm can be fixedly installed on the jib 3), so also can realize auto-folder and expansion; Further, when the support arm joint number more than or equal to three the time, also can adopt this linkage between the adjacent support arm of per two joints, receive under the effect of oil cylinder in the supporting leg exhibition like this, also can realize the auto-folder or the expansion of all support arms.
Need to prove that among the above-mentioned various embodiment, supporting leg 6 comprises folding structure; But in other embodiments, supporting leg 6 can also adopt telescopic oil cylinder to realize, for example, supporting leg 6 can adopt the multi-stage expansion oil cylinder, the cylinder barrel of this multi-stage expansion oil cylinder is fixedly installed on the jib 3, in use, by the collapsing length of control multi-stage expansion oil cylinder, can realize contacting with ground supports; Perhaps, in other embodiments, supporting leg 6 also can adopt support column to realize, the top of this support column is fixedly installed on the jib, contacts with ground supports when the bottom can be carried on hammer ram 8, should be understood that, this mode is compared with existing door frame auxiliary plan, the disassemble and assemble work amount effectively reduces, thereby, also be convenient to realize moving of car load.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a dynamic compaction machinery of being convenient to expand the rammer energy comprises body (2), jib (3) and hammer ram (8), and it is characterized in that: also comprise supporting leg (6), the top of described supporting leg (6) is installed on the described jib (3).
2. dynamic compaction machinery as claimed in claim 1 is characterized in that:
The top of described supporting leg (6) is articulated on the described jib (3);
Described dynamic compaction machinery also comprises supporting leg exhibition receipts oil cylinder (5), and the two ends that oil cylinders (5) are received in described supporting leg exhibition are articulated in respectively on described supporting leg (6) and the described jib (3).
3. dynamic compaction machinery as claimed in claim 1 or 2 is characterized in that: described supporting leg (6) comprises the more piece support arm of the formation folding structure that links to each other successively, and the head of described more piece support arm saves support arm (61) and is installed on the described jib (3).
4. dynamic compaction machinery as claimed in claim 3 is characterized in that: described supporting leg also comprises bearing height adjusting oil cylinder (64), and the top of described bearing height adjusting oil cylinder (64) is fixed on the minor details support arm (63) of described more piece support arm.
5. dynamic compaction machinery as claimed in claim 4 is characterized in that: described supporting leg also comprises bearing (65), and described bearing (65) is fixed in the bottom that described bearing height is regulated oil cylinder (64).
6. dynamic compaction machinery as claimed in claim 3, it is characterized in that: in the described more piece support arm, per two save on the adjacent support arm, are provided with the junction plate (66) of band pin-and-hole in contiguous folded position, described more piece support arm is fitted with bearing pin in two adjacent junction plates under deployed condition.
7. dynamic compaction machinery as claimed in claim 1 is characterized in that:
Described dynamic compaction machinery also comprises supporting leg exhibition receipts oil cylinder (5), first connecting rod (9) and second connecting rod (10);
Described supporting leg (6) comprises the more piece support arm of the formation folding structure that links to each other successively, and the head of described more piece support arm saves support arm and is installed on the described jib (3);
Adjacent support arm, first connecting rod (9) and the second connecting rod (10) of per two joints links to each other successively and forms linkage, and it is the power part of this linkage that oil cylinder (5) is received in described supporting leg exhibition, thereby makes two adjacent joint support arms can fold mutually or launch mutually.
8. dynamic compaction machinery as claimed in claim 7, it is characterized in that: in the linkage of first segment support arm and partial node support arm formation, first connecting rod (9) is a triangle pole, first end of first connecting rod (9) is articulated in the first segment support arm, second end is articulated in an end of described second connecting rod (10), and the 3rd end is articulated in the end that oil cylinder (5) is received in the supporting leg exhibition; The other end of second connecting rod (10) is articulated in the partial node support arm, and the other end that oil cylinder (5) is received in the supporting leg exhibition is articulated on the jib (3).
9. as claim 1,2,7 or 8 described dynamic compaction machineries, it is characterized in that:
Described dynamic compaction machinery also comprises amplitude oil cylinder (4), one way valve (11), damping (12) and accumulator (13), and the two ends of described amplitude oil cylinder (4) are articulated in respectively on described jib (3) and the described body (2);
The two ends of the oil inlet and outlet of described one way valve (11) and described damping (12) are connected to the rodless cavity and the described accumulator (13) of described amplitude oil cylinder (4) respectively.
10. dynamic compaction machinery as claimed in claim 1 or 2 is characterized in that, described supporting leg (6) is a telescopic outrigger.
11. dynamic compaction machinery as claimed in claim 1 is characterized in that, described supporting leg (6) is a support column, and the top of described support column is removably installed on the described jib (3).
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| CN201310104543.3A CN103215941B (en) | 2013-03-28 | 2013-03-28 | A kind of being convenient to expands the dynamic compaction machinery ramming energy |
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| CN201310104543.3A CN103215941B (en) | 2013-03-28 | 2013-03-28 | A kind of being convenient to expands the dynamic compaction machinery ramming energy |
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| CN103215941B CN103215941B (en) | 2016-04-06 |
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| CN110578477A (en) * | 2019-10-25 | 2019-12-17 | 江西蓝翔重工有限公司 | anchor rod drill arm with operating table and support |
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