CN102583176B - Mobile counterweight mechanism for engineering machine - Google Patents
Mobile counterweight mechanism for engineering machine Download PDFInfo
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- CN102583176B CN102583176B CN201210061709.3A CN201210061709A CN102583176B CN 102583176 B CN102583176 B CN 102583176B CN 201210061709 A CN201210061709 A CN 201210061709A CN 102583176 B CN102583176 B CN 102583176B
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- oil cylinder
- counterweight mechanism
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Abstract
The invention provides a mobile counterweight mechanism for an engineering machine. The engineering machine comprises a counterweight block, a rotary table base body and a winding housing fixedly connected to the rotary table base body; the mobile counterweight mechanism comprises a force transferring part, a position-changing oil cylinder and locking devices, wherein two ends of the force transferring part are respectively connected with the winding housing and the counterweight block; one end of the position-changing oil cylinder is connected with the rotary table base body and/or the winding housing, and the other end of the position-changing oil cylinder is connected with the counterweight block; and after the counterweight block moves to a target position along with the force transferring part and the position-changing oil cylinder, the locking devices can be connected with connecting plates arranged on the counterweight block so as to lock the counterweight block. Through the technical scheme of the invention, the mobile counterweight mechanism can be fixed before and after the counterweight block is moved so that the stability of the mobile counterweight mechanism is improved, and the service life of a finished automobile is prolonged.
Description
Technical field
The present invention relates to technical field of engineering machinery, in particular to a kind of Mobile counterweight mechanism for construction machinery and equipment.
Background technology
Car hosit is applied increasingly extensive in construction machinery and equipment, car hosit is mainly to improve car load lifting performance by changing complete vehicle weight center, be mainly to improve car load lifting performance by increasing fixed type counterweight and counterweight move mode at present, prevent from toppling.
But in the portable mechanism of the counterweight existing at present there is following shortcoming in swinging gear:
1) counterweight is hung while carrying revolution car load to shake momentum larger before and after swinging, and whole vehicle stability is low;
2) counterweight is hung horizontal thrust cylinder force while carrying before and after swinging, and affects the oil cylinder life-span;
3) hinge on counterweight bearing is stressed larger, and weld seam fatiguability damages.
Therefore, need a kind of new portable counterweight field engineering for construction machinery and equipment, can before and after self-balanced upper rotary, to it, be fixed, to increase stability and integeral vehicle life.
Summary of the invention
The present invention, just based on the problems referred to above, has proposed a kind of new portable counterweight field engineering for construction machinery and equipment, can before and after self-balanced upper rotary, to it, be fixed, to increase stability and integeral vehicle life.
In view of this, the present invention proposes a kind of Mobile counterweight mechanism for construction machinery and equipment, the elevator case that described construction machinery and equipment comprises clump weight, rotary table seat body and is fixedly connected on described rotary table seat body, described Mobile counterweight mechanism comprises: force transmission element, displacement oil cylinder, and the two ends of described force transmission element are connected with described clump weight with described elevator case respectively; One end of described displacement oil cylinder is connected with described rotary table seat body and/or described elevator case, and the other end is connected with described clump weight; Described Mobile counterweight mechanism also comprises: latching device, described latching device described clump weight with described force transmission element and described displacement oil cylinder movement to target location, can be connected with the connecting panel being arranged on described clump weight, to lock described clump weight.
In this technical scheme, by the locking to clump weight, thereby reduced the stressed of displacement oil cylinder, force transmission element etc., be conducive to control the rolling momentum of car load simultaneously, thereby promote car load lifting performance, stability and reliability.Target location can be the initial position of clump weight, or the final position after displacement oil cylinder pushing, but these two positions are all fixed, therefore, relative position relation between latching device and clump weight is also fixed, thereby can on clump weight, connecting panel be set the position corresponding to latching device, to lock clump weight.
In technique scheme, preferably, described latching device specifically comprises: plugging pin oil cylinder, latch, induction installation and controller, and wherein, described plugging pin oil cylinder is fixedly connected on described elevator case; Described latch is connected with the piston rod of described plugging pin oil cylinder; Described induction installation is arranged on described plugging pin oil cylinder and/or described latch, responds to, and generate induced signal for the axis direction to described latch when sensing described connecting panel; And described controller is connected to described plugging pin oil cylinder and described induction installation, in the situation that receiving described induced signal, controls described plugging pin oil cylinder and promote described latch and insert the pin-and-hole on described connecting panel.
In this technical scheme, there is corresponding position with clump weight in elevator case, therefore latching device can be arranged on elevator case.By latch being inserted to the pin-and-hole on connecting panel, locking, fixed weight piece.
In technique scheme, preferably, described connecting panel is a plurality of, and described in each, connecting panel can move to behind target location at described clump weight, and described pin-and-hole is alignd with described latch.In this technical scheme, a plurality of connecting panels are set on clump weight, such as one corresponding to initial position, one corresponding to final position, thereby moves to behind any one target location when configuration block, all can be locked.
In technique scheme, preferably, described latching device is a plurality of, and a plurality of described latching devices are along the axis of symmetry setting of described elevator case, and described in each, latching device is all to there being connecting panel described at least one to be connected in described target location with it.In this technical scheme, when each target location, use a plurality of latching devices, such as symmetrically arranged two latching devices, clump weight is locked, to guarantee to lock completely clump weight.Certainly, better for locking effect, obviously can also use more latching device.
In technique scheme, preferably, described induction installation comprises: distance measuring equipment (DME), described distance measuring equipment (DME) is used for launching detection signal, and receives corresponding feedback signal.
In technique scheme, preferably, described distance measuring equipment (DME) transmitting detection signal; And described controller is for judging whether the range data that described feedback signal comprises matches with predeterminable range data, thereby judge whether described clump weight arrives target location.
In this technical scheme, induction installation and latch are positioned on same axis, when clump weight arrives target location, the detection signal that can send out distance measuring equipment (DME) reflects, thereby the feedback signal of receiving, and confirm that thus clump weight has arrived target location, and latch aligns with pin-and-hole.Or, distance measuring equipment (DME) also may can receive feedback signal always, such as being the distance recording in real time, so, when connecting panel is positioned at distance measuring equipment (DME) the place ahead, distance corresponding to feedback signal is the distance between distance measuring equipment (DME) and connecting panel, and these are obviously completely different from the distance recording before, can be in order to two kinds of situations are distinguished significantly.
In technique scheme, preferably, described distance measuring equipment (DME) comprise following at least one or a combination set of: ultrasonic range finder, laser rangefinder and infrared range-measurement system.
In technique scheme, preferably, described distance measuring equipment (DME) comprises: approach switch.In this technical scheme, approach switch self can judge the distance detecting, and do not need other judgment means, is more preferably to install.
In technique scheme, preferably, described force transmission element and described displacement oil cylinder are respectively welded to the clump weight that described connecting panel is installed.In this technical scheme, the mode by welding, makes this clump weight need not be unloaded, but can be arranged on construction machinery and equipment always, in the time of need to adding other clump weights, then is connected to this clump weight below, realizes weightening finish.
In technique scheme, preferably, described construction machinery and equipment is hoisting crane.
By above technical scheme, can before and after self-balanced upper rotary, to it, be fixed, to increase stability and integeral vehicle life.
Accompanying drawing explanation
Fig. 1 shows according to an embodiment of the invention the front view for the Mobile counterweight mechanism (clump weight is in initial position) of construction machinery and equipment;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the clump weight of the Mobile counterweight mechanism for construction machinery and equipment shown in Fig. 1 structural representation when end position;
Fig. 4 is the birds-eye view of Fig. 3.
The specific embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.
Set forth in the following description a lot of details so that fully understand the present invention, still, the present invention can also adopt other to be different from other modes described here and implement, and therefore, the present invention is not limited to the restriction of following public specific embodiment.
Below in conjunction with Fig. 1 to Fig. 4, a kind of Mobile counterweight mechanism for construction machinery and equipment of embodiments of the invention is elaborated.
As shown in the figure, construction machinery and equipment comprises clump weight 4, rotary table seat body 9 and the elevator case 10 that is fixedly connected on rotary table seat body 9, and Mobile counterweight mechanism comprises: force transmission element 2, displacement oil cylinder 1, and the two ends of force transmission element 2 are connected with clump weight 4 with elevator case 10 respectively; One end of displacement oil cylinder 1 is connected with rotary table seat body 9 and/or elevator case 10, and the other end is connected with clump weight 4; Mobile counterweight mechanism also comprises: latching device 102, this latching device 102 moves to behind target location with force transmission element 2 and displacement oil cylinder 1 at clump weight 4, can be connected with the connecting panel 51 and/or the connecting panel 52 that are arranged on clump weight 4, to lock clump weight 4.
In this technical scheme, the target location of clump weight 4 comprises initial position and end position, wherein, initial position refers to the position (as shown in Figure 1 and Figure 2) of clump weight 4 when displacement oil cylinder 1 is retracted completely, the position (as shown in Figure 3, Figure 4) of clump weight 4 when end position refers to displacement oil cylinder 1 full extension, by clump weight 4 is moved between initial position and end position, thereby make the center of gravity of engineering mechanical device regulate.
In technique scheme, latching device 102 can comprise: plugging pin oil cylinder 8, latch 7, induction installation 6 and controller (not shown), and wherein, plugging pin oil cylinder 8 is fixedly connected on elevator case 10; Latch 7 is connected with the piston rod of plugging pin oil cylinder 8; Induction installation 6 is arranged on plugging pin oil cylinder 8 and/or latch 7, for the axis direction of latch 7 is responded to, and generates induced signal when sensing connecting panel 51 or connecting panel 52; And controller is connected to plugging pin oil cylinder 8 and induction installation 6, in the situation that receiving induced signal, controls plugging pin oil cylinder 8 and promote the pin-and-hole that latches 7 insert on connecting panels 51 or connecting panel 52.
In this technical scheme, there is corresponding position with clump weight 4 in elevator case 10, therefore latching device 102 can be arranged on elevator case 10.By latch 7 is inserted to the pin-and-hole on connecting panels 51 or connecting panel 52, locking, fixed weight piece 4.Particularly, when clump weight 4 moves to after initial position, connecting panel 51 aligns with catch gear 102, after the pin-and-hole that latch 7 is inserted on connecting panel 51, fixes clump weight 4; When clump weight 4 moves to after end position, connecting panel 52 aligns with catch gear 102, after the pin-and-hole that latch 7 is inserted on connecting panel 52, fixes clump weight 4.
In technique scheme, connecting panel 5 is a plurality of, and each connecting panel can move to behind target location at clump weight 4, and pin-and-hole is alignd with latch.In this technical scheme, a plurality of connecting panels are set on clump weight 4, while being positioned at initial position such as clump weight 4, latching device 102 is corresponding to the connecting panel 51 in figure, when clump weight 4 is positioned at end position, latching device 102 is corresponding to the connecting panel 52 in figure, thereby moves to behind any one target location when configuration block 4, all can be locked.
In technique scheme, latching device 102 is a plurality of, and a plurality of latching devices 102 are along the axis of symmetry setting of elevator case 10, and each latching device 102 is all to there being at least one connecting panel 5 to be connected in target location with it.In this technical scheme, when each target location, use a plurality of latching devices 102, such as symmetrically arranged two latching devices 102, clump weight 4 is locked, to guarantee locking clump weight 4 completely, now, need at least 4 connecting panels be set on clump weight 4, two other connecting panel that comprises connecting panel 51, connecting panel 52 and be symmetrical in respectively the axis of symmetry setting of elevator case 10.Certainly, better for locking effect, obviously can also use more latching device 102.
In technique scheme, induction installation 6 can comprise: distance measuring equipment (DME), this distance measuring equipment (DME) is used for launching detection signal, and receives corresponding feedback signal.
In technique scheme, distance measuring equipment (DME) transmitting detection signal; And controller is for judging whether the range data that feedback signal comprises matches with predeterminable range data, thereby judge whether clump weight 4 arrives target location.
In this technical scheme, induction installation 6 is positioned on same axis with latch 7, when clump weight 4 arrives target location, the detection signal that can send out distance measuring equipment (DME) reflects, thereby the feedback signal of receiving, and confirm that thus clump weight 4 has arrived target location, and latch 7 aligns with the pin-and-hole on connecting panel 51 or connecting panel 52.Or, distance measuring equipment (DME) also may can receive feedback signal always, such as being the distance recording in real time, so, when connecting panel 51 or connecting panel 52 are positioned at distance measuring equipment (DME) the place ahead, distance corresponding to feedback signal is the distance between distance measuring equipment (DME) and connecting panel 51 or connecting panel 52, and these are obviously completely different from the distance recording before, can be in order to two kinds of situations are distinguished significantly.Certainly, the concrete installation site of induction installation 6 is not limited on latching device 102, also can be arranged on other places, on elevator case 10, only need to arrive behind target location at clump weight 4, can whether connecting panel 5 be alignd and be judged with latching device 102.
In technique scheme, distance measuring equipment (DME) comprise following at least one or a combination set of: ultrasonic range finder, laser rangefinder and infrared range-measurement system.
In technique scheme, distance measuring equipment (DME) comprises: approach switch.In this technical scheme, approach switch self can judge the distance detecting, and do not need other judgment means, is more preferably to install.
In technique scheme, force transmission element 2 and displacement oil cylinder 1 are respectively welded to the clump weight 4 that connecting panel 51 and connecting panel 52 are installed.In this technical scheme, the mode by welding, makes this clump weight 4 need not be unloaded, but can be arranged on construction machinery and equipment always, in the time of need to adding other clump weights, then is connected to this clump weight 4 belows, realizes weightening finish.
In technique scheme, this project machinery is hoisting crane.Certainly, the Other Engineering mechanical equipment for adopting or can adopt similar clump weight mechanism, obviously can adopt technical scheme of the present invention.
More than be described with reference to the accompanying drawings technical scheme of the present invention, consider in correlation technique, whole vehicle stability is low, the shortcomings such as weld seam fatiguability damage, the invention provides a kind of Mobile counterweight mechanism for construction machinery and equipment, can before and after self-balanced upper rotary, to it, be fixed, to increase stability and integeral vehicle life.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. the Mobile counterweight mechanism for construction machinery and equipment, described construction machinery and equipment comprises clump weight (4), rotary table seat body (9) and the elevator case (10) that is fixedly connected on described rotary table seat body (9), described Mobile counterweight mechanism comprises: force transmission element (2), displacement oil cylinder (1), the two ends of described force transmission element (2) are connected with described clump weight (4) with described elevator case (10) respectively, one end of described displacement oil cylinder (1) is connected with described rotary table seat body (9) and/or described elevator case (10), the other end is connected with described clump weight (4), it is characterized in that, described Mobile counterweight mechanism also comprises:
Latching device (102), described latching device (102) moves to behind target location with described force transmission element (2) and described displacement oil cylinder (1) at described clump weight (4), can be connected with the connecting panel (5) being arranged on described clump weight (4), to lock described clump weight (4);
Wherein, described latching device (102) specifically comprises: plugging pin oil cylinder (8), latch (7), induction installation (6) and controller, wherein,
Described plugging pin oil cylinder (8) is fixedly connected on described elevator case (10);
Described latch (7) is connected with the piston rod of described plugging pin oil cylinder (8);
Described induction installation (6) is arranged on described plugging pin oil cylinder (8) and/or described latch (7) is upper, for the axis direction of described latch (7) is responded to, and generates induced signal when sensing described connecting panel (5); And
Described controller is in the situation that receiving described induced signal, controls described plugging pin oil cylinder (8) and promotes described latch (7) and insert the pin-and-hole on described connecting panel (5).
2. the Mobile counterweight mechanism for construction machinery and equipment according to claim 1, it is characterized in that, described connecting panel (5) is a plurality of, and connecting panel described in each (5) can move to behind target location in described clump weight (4), and described pin-and-hole is alignd with described latch (7).
3. the Mobile counterweight mechanism for construction machinery and equipment according to claim 2, it is characterized in that, described latching device (102) is a plurality of, a plurality of described latching devices (102) are along the axis of symmetry setting of described elevator case (10), and latching device described in each (102) is all to there being connecting panel (5) described at least one to be connected in described target location with it.
4. the Mobile counterweight mechanism for construction machinery and equipment according to claim 1, is characterized in that, described induction installation (6) comprising: distance measuring equipment (DME), described distance measuring equipment (DME) is used for launching detection signal, and receives corresponding feedback signal.
5. the Mobile counterweight mechanism for construction machinery and equipment according to claim 4, is characterized in that, described distance measuring equipment (DME) transmitting detection signal; And
Described controller is used for judging whether the range data that described feedback signal comprises matches with predeterminable range data, thereby judges whether described clump weight (4) arrives target location.
6. the Mobile counterweight mechanism for construction machinery and equipment according to claim 4, is characterized in that, described distance measuring equipment (DME) comprise following at least one or a combination set of: ultrasonic range finder, laser rangefinder and infrared range-measurement system.
7. the Mobile counterweight mechanism for construction machinery and equipment according to claim 4, is characterized in that, described distance measuring equipment (DME) comprises: approach switch.
8. the Mobile counterweight mechanism for construction machinery and equipment according to claim 1, is characterized in that, described force transmission element (2) and described displacement oil cylinder (1) are respectively welded to the clump weight (4) that described connecting panel (5) are installed.
9. the Mobile counterweight mechanism for construction machinery and equipment according to claim 1, is characterized in that, described construction machinery and equipment is hoisting crane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210061709.3A CN102583176B (en) | 2012-03-09 | 2012-03-09 | Mobile counterweight mechanism for engineering machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210061709.3A CN102583176B (en) | 2012-03-09 | 2012-03-09 | Mobile counterweight mechanism for engineering machine |
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| CN102583176A CN102583176A (en) | 2012-07-18 |
| CN102583176B true CN102583176B (en) | 2014-03-19 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010308A (en) * | 2012-12-27 | 2013-04-03 | 徐州重型机械有限公司 | Crane and split type frame structure thereof |
| CN104210968B (en) * | 2014-08-06 | 2016-08-24 | 徐州重型机械有限公司 | A kind of balance weight slip control method and system |
| DE112015006066B4 (en) | 2015-01-28 | 2021-09-16 | Xuzhou Heavy Machinery Co., Ltd. | Movable counterweight mechanism of a hoist as well as a hoist |
| CN106698213B (en) * | 2017-01-20 | 2018-10-02 | 徐州重型机械有限公司 | The assembly method of crane and crane |
| CN108119604A (en) * | 2017-12-27 | 2018-06-05 | 徐州重型机械有限公司 | A kind of Mobile counterweight mechanism for engineering machinery |
| CN110127542A (en) * | 2019-05-27 | 2019-08-16 | 太原理工大学 | A kind of Combined balance weight mechanism and its application method for engineering machinery |
| CN111591912A (en) * | 2020-06-23 | 2020-08-28 | 三一汽车起重机械有限公司 | Self-dismounting deflection counterweight device and crane |
| CN111689411B (en) * | 2020-06-24 | 2022-05-31 | 三一汽车起重机械有限公司 | Counterweight shifting mechanism and crane |
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| CN201952140U (en) * | 2011-01-19 | 2011-08-31 | 上海三一科技有限公司 | Movable rear counterweight device of crawler crane |
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| JP2008050068A (en) * | 2006-08-22 | 2008-03-06 | Tadano Ltd | Counterweight attachment/detachment device and fitting method for mobile crane |
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| CN201228208Y (en) * | 2008-05-30 | 2009-04-29 | 刘成旭 | Removable counter weight device of lorry-mounted crane |
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