CN202658594U - Device for preventing dynamic compaction machine arm frame from swaying and dynamic compaction machine - Google Patents
Device for preventing dynamic compaction machine arm frame from swaying and dynamic compaction machine Download PDFInfo
- Publication number
- CN202658594U CN202658594U CN 201220276976 CN201220276976U CN202658594U CN 202658594 U CN202658594 U CN 202658594U CN 201220276976 CN201220276976 CN 201220276976 CN 201220276976 U CN201220276976 U CN 201220276976U CN 202658594 U CN202658594 U CN 202658594U
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- CN
- China
- Prior art keywords
- guide rail
- support bar
- cushion dashpot
- cylinder
- dynamic compaction
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The embodiment of the utility model provides a device for preventing a dynamic compaction machine arm frame from swaying and a dynamic compaction machine, and belongs to the technical field of manufacturing of engineering machinery. The device comprises a first guide rail, a supporting rod and a first buffering cylinder; the first guide rail is arranged at one side, which is opposite to an A-shaped frame, of a main arm; the first buffering cylinder comprises a cylinder rod, a sealing piece and a cylinder body which are connected in sequence; one end of the supporting rod is connected with the cylinder rod and the other end of the supporting rod is connected with the first guide rail and can slide on the first slide rail; and the cylinder body of the first buffering cylinder is connected with the A-shaped frame. According to the embodiment of the utility model, the buffering cylinder is mounted between the main arm and the A-shaped frame to buffer the swaying of the main arm and the like; the supporting rod is combined with the guide rails so that the rapid positioning and installation of the buffering device are convenient; the structure is simple, the manufacturing is convenient and the installation is convenient; and the swinging range of the arm frame is greatly reduced and the service life of the equipment is prolonged.
Description
Technical field
The utility model belongs to mechanical manufacturing field, relates to a kind of buffer, relates in particular to a kind of device and dynamic compaction machinery that prevents that the dynamic compaction machinery jib from rocking.
Background technology
Dynamic compaction machinery is can the loosen the soil machinery of compaction treatment of the HI high impact of utilizing the high drop of weight to produce.Its structure member generally includes main platform 31, principal arm 32 and A type frame 33 as shown in fig. 1.
Before the utility model, the inventor finds prior art, and there are the following problems at least: during the dynamic compaction machinery construction, because hammer ram is transferred suddenly, reverse impact power can cause jib significantly rocking shown in the direction of arrow among Fig. 1, this kind rocks parts such as can making principal arm stay cord, luffing rope, A type frame to be reduced application life greatly, rock before and after also can causing car load, make track frame and pivoting support be in all the time the state of unexpected loading and Condition of Sudden Unloading, very easily cause damage.
Therefore, those skilled in the art is devoted to develop a kind of device and dynamic compaction machinery that prevents that the dynamic compaction machinery jib from rocking.
The utility model content
A kind of device and dynamic compaction machinery that prevents that the dynamic compaction machinery jib from rocking now is provided, by cushion dashpot being installed with the rocking of buffering principal arm etc., and makes things convenient for the quick location and installation of buffer by the combination of support bar and guide rail, concrete technical scheme is as follows:
A kind of device that prevents that the dynamic compaction machinery jib from rocking, described jib comprises main platform, principal arm and A type frame, described principal arm and A type frame are located at respectively the relative two ends of described main platform one side, it is characterized in that, described device comprises the first guide rail, support bar and the first cushion dashpot, described the first guide rail is located on the described principal arm side with respect to described A type frame, one end of described support bar is connected with an end of described the first cushion dashpot, the other end of described support bar is connected with described the first guide rail, the other end of described support bar can slide at described the first guide rail, and the other end of described the first cushion dashpot is connected with described A type frame.
Preferably, described the first cushion dashpot comprises cylinder bar, seal and the cylinder body that connects successively, and the cylinder body of described the first cushion dashpot is connected with described A type frame, and an end of described support bar is connected with described cylinder bar.
Preferably, described the first cushion dashpot is hydraulic jack.
Preferably, also comprise equalizing valve and fuel tank, an end of the seal of described the first cushion dashpot, cylinder bar and cylinder body forms rod chamber, and the other end of described seal and cylinder body forms cavity, also be provided with damping hole on the described cavity, described damping hole communicates with described fuel tank by described equalizing valve.
Preferably, also comprise controller, pressure inductor and pump, described fuel tank communicates with described damping hole by pump, and described pressure inductor is located in the described cavity, and described controller links to each other with described pressure inductor, equalizing valve and pump.
Preferably, described pump is gear pump.
Preferably, also comprise the second guide rail, the second support bar and the second cushion dashpot, described the second guide rail is located on the described principal arm end with respect to A type frame, described the second cushion dashpot comprises the second cylinder bar, the second seal and the second cylinder body that connects successively, one end of described the second support bar is connected with described the second cylinder bar, the other end of described the second support bar is connected with described the second guide rail, the other end of described the second support bar can slide at described the second guide rail, and the second cylinder body of described the second cushion dashpot is connected with described A type frame.
A kind of dynamic compaction machinery comprises the above-mentioned device that the dynamic compaction machinery jib rocks that prevents.
Technique scheme has following advantage or beneficial effect:
Cushion dashpot has been installed with the rocking of buffering principal arm etc. between principal arm and A type frame, and the combination by support bar and guide rail, has been made things convenient for the quick location and installation of buffer;
Simple in structure, easy to make, simple installation can greatly reduce the shaking amplitude of jib, increases the application life of equipment.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of existing dynamic compaction machinery;
Fig. 2 is the structural representation of embodiment of the present utility model;
Fig. 3 is the structural representation of the first cushion dashpot of embodiment of the present utility model.
Among the figure: the 31 main platforms for existing dynamic compaction machinery, 32 principal arms for existing dynamic compaction machinery, the 33 A type framves for existing dynamic compaction machinery, 1 for the main platform of the utility model embodiment, 2 for the principal arm of the utility model embodiment, 3 for the A type frame, 4 of the utility model embodiment be the first guide rail, 5 for support bar, 6 be the first cushion dashpot, 61 for the cylinder bar, 62 for seal, 63 for cylinder body, 7 for equalizing valve, 8 for fuel tank, 9 be that damping hole, 10 is that controller, 11 is pump.
The specific embodiment
Below with reference to accompanying drawing the utility model embodiment is done concrete explaination.
A kind of device that prevents that the dynamic compaction machinery jib from rocking of embodiment of the present utility model, wherein, the jib of dynamic compaction machinery comprises main platform 1, principal arm 2 and A type frame 3.Principal arm 2 and A type frame 3 are located at respectively the relative two ends of main platform 1 one sides,
As shown in Figure 2, prevent that the device that the dynamic compaction machinery jib rocks from comprising the first guide rail 4, support bar 5 and the first cushion dashpot 6.The first guide rail 4 is located on the principal arm 2 side with respect to A type frame 3.And in conjunction with Fig. 3, the first cushion dashpot 6 comprises cylinder 61, seal 62 and the cylinder body 63 that connects successively.One end of support bar 5 is connected with cylinder bar 61, and the other end of support bar 5 is connected with the first guide rail 4, and can slide at the first guide rail 4, and the cylinder body 63 of the first cushion dashpot 6 is connected with A type frame 3.
The utility model embodiment has installed cushion dashpot with the rocking of buffering principal arm etc. between principal arm and A type frame, and the combination by support bar and guide rail, makes things convenient for the quick location and installation of buffer.Simple in structure, easy to make, simple installation can greatly reduce the shaking amplitude of jib, increases the application life of equipment.
The seal of the cushion dashpot in embodiment of the present utility model becomes a closed chamber with cylinder body seal, can be the high pressure liquid wet goods in the closed chamber, can effectively cushion rocking of jib, can by change oil cylinder stroke realize principal arm can be between certain angle scope (such as 65 °～82 °) during arbitrarily angled work without rocking.
As shown in Figure 3, in embodiment of the present utility model, the first cushion dashpot 6 is preferably hydraulic jack.And preferably also comprise equalizing valve 7 and fuel tank 8.One end of the seal 62 of hydraulic jack, cylinder bar 61 and cylinder body 63 forms rod chamber 64; The other end of seal 62 and cylinder body 63 forms cavity 65.Also be provided with damping hole 9 on the cavity 62, damping hole 9 communicates with fuel tank by equalizing valve 7.By setting the pressure of equalizing valve, when the pressure in the cavity during greater than the pressure set, equalizing valve is opened, thereby so that the high-voltage oil liquid in the cavity etc. enter fuel tank by damping hole, eliminates the impact force of jib hypsokinesis.By the damping action of hydraulic oil, can make the kinetic energy of jib reverse impact change into rapidly the heat energy of hydraulic oil, thereby eliminate rocking of jib.The design of equalizing valve and damping hole is turned over so that the utility model not only can stop jib to retreat, and can also eliminate reverse impact and bring rocking of jib.
Shown in Fig. 3, in embodiment of the present utility model, can also comprise controller 10, pressure inductor (not shown) and pump 11, be preferably gear pump.Fuel tank 8 communicates with damping hole 9 by pump 11, and pressure inductor is located in the cavity, and controller 10 links to each other with pressure inductor, equalizing valve 7 and pump 11.Controller is by the force value of pressure inductor induction, the folding of control equalizing valve, and pump replenishing the high-voltage oil liquid in the cavity etc.The pressure that controller is set by the adjustment valve can make the pressure in the cavity reach the value that needs, and realizes the damping shock absorption effect.
In addition, in another embodiment of the present utility model, can also comprise the second guide rail, the second support bar and the second cushion dashpot, the second guide rail is located on the principal arm end with respect to A type frame, the second cushion dashpot comprises the second cylinder bar, the second seal and the second cylinder body that connects successively, one end of the second support bar is connected with the second cylinder bar, the other end of the second support bar is connected with the second guide rail, the other end of the second support bar can slide at the second guide rail, and the second cylinder body of the second cushion dashpot is connected with A type frame.Other arranges the impact resistance that a buffer can further be strengthened the utility model embodiment.
As shown in Figure 3, embodiment of the present utility model in real work, when dynamic compaction machinery in the ramming duty, jib when layback, the first cushion dashpot 6, namely the fluid in the cavity 65 of hydraulic jack is compressed.When the compressed pressure of fluid surpassed the setting pressure of equalizing valve 7, equalizing valve 7 was unlocked, and the part high-voltage oil liquid enters fuel tank 8 by the very little passage that damping hole 9 forms, thereby plays the effect of damping vibration attenuation; After very little a period of time, when the pressure in the cavity 65 of hydraulic jack was lower than the setting pressure of equalizing valve 7, equalizing valve 7 cut out, and stoped the further layback of jib; When jib leaned forward after layback finished, the volume of the cavity 65 of hydraulic jack increased gradually, and when pressure was lower than setting pressure in the cavity 65, controller 10 control pumps 11 were its repairing.Wherein, the open and close of equalizing valve also can be controlled by controller, to realize automatic operation.
More than specific embodiment of the utility model is described in detail, but it is just as example, the utility model is not restricted to specific embodiment described above.When replacing with guide peg or guide pipe etc. such as guide rail, equally also can play the guiding device that makes support bar enter smoothly the operating position.To those skilled in the art, any equivalent modifications that the utility model is carried out and substituting also all among category of the present utility model.Therefore, not breaking away from impartial conversion and the modification of doing under the spirit and scope of the present utility model, all should be encompassed in the scope of the present utility model.
Claims (8)
1. device that prevents that the dynamic compaction machinery jib from rocking, described jib comprises main platform (1), principal arm (2) and A type frame (3), described principal arm (2) and A type frame (3) are located at respectively the relative two ends of described main platform (1) one side, it is characterized in that, described device comprises the first guide rail (4), support bar (5) and the first cushion dashpot (6), described the first guide rail (4) is located at the upper side with respect to described A type frame (3) of described principal arm (2), one end of described support bar (5) is connected with an end of described the first cushion dashpot (6), the other end of described support bar (5) is connected with described the first guide rail (4), the other end of described support bar (5) can slide at described the first guide rail (4), and the other end of described the first cushion dashpot (6) is connected with described A type frame (3).
2. device as claimed in claim 1, it is characterized in that, described the first cushion dashpot (6) comprises cylinder bar (61), seal (62) and the cylinder body (63) that connects successively, the cylinder body (63) of described the first cushion dashpot (6) is connected with described A type frame (3), and an end of described support bar (5) is connected with described cylinder bar (61).
3. device as claimed in claim 2 is characterized in that, described the first cushion dashpot (6) is hydraulic jack.
4. device as claimed in claim 3, it is characterized in that, also comprise equalizing valve (7) and fuel tank (8), one end of the seal (62) of described the first cushion dashpot (6), cylinder bar (61) and cylinder body (63) forms rod chamber (64), the other end of described seal (62) and cylinder body (63) forms cavity (65), also be provided with damping hole (9) on the described cavity (65), described damping hole (9) communicates with described fuel tank (8) by described equalizing valve (7).
5. device as claimed in claim 4, it is characterized in that, also comprise controller (10), pressure inductor and pump (11), described fuel tank (8) communicates with described damping hole (9) by pump (11), described pressure inductor is located in the described cavity (65), and described controller (10) links to each other with described pressure inductor, equalizing valve (7) and pump (11).
6. device as claimed in claim 5 is characterized in that, described pump (11) is gear pump.
7. device as claimed in claim 5, it is characterized in that, also comprise the second guide rail, the second support bar and the second cushion dashpot, described the second guide rail is located on the described principal arm end with respect to A type frame, described the second cushion dashpot comprises the second cylinder bar that connects successively, the second seal and the second cylinder body, one end of described the second support bar is connected with described the second cylinder bar, the other end of described the second support bar is connected with described the second guide rail, the other end of described the second support bar can slide at described the second guide rail, and the second cylinder body of described the second cushion dashpot is connected with described A type frame.
8. a dynamic compaction machinery is characterized in that, comprises such as claim 1 to 7 preventing the device that the dynamic compaction machinery jib rocks described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276976 CN202658594U (en) | 2012-06-13 | 2012-06-13 | Device for preventing dynamic compaction machine arm frame from swaying and dynamic compaction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276976 CN202658594U (en) | 2012-06-13 | 2012-06-13 | Device for preventing dynamic compaction machine arm frame from swaying and dynamic compaction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202658594U true CN202658594U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220276976 Withdrawn - After Issue CN202658594U (en) | 2012-06-13 | 2012-06-13 | Device for preventing dynamic compaction machine arm frame from swaying and dynamic compaction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202658594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720179A (en) * | 2012-06-13 | 2012-10-10 | 上海三一科技有限公司 | Device used for preventing dynamic compaction engine arm frame from rocking and dynamic compaction machine |
| CN103132499A (en) * | 2013-02-21 | 2013-06-05 | 中联重科股份有限公司 | Dynamic compactor |
-
2012
- 2012-06-13 CN CN 201220276976 patent/CN202658594U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720179A (en) * | 2012-06-13 | 2012-10-10 | 上海三一科技有限公司 | Device used for preventing dynamic compaction engine arm frame from rocking and dynamic compaction machine |
| CN102720179B (en) * | 2012-06-13 | 2015-03-18 | 上海三一科技有限公司 | Device used for preventing dynamic compaction engine arm frame from rocking and dynamic compaction machine |
| CN103132499A (en) * | 2013-02-21 | 2013-06-05 | 中联重科股份有限公司 | Dynamic compactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130109 Effective date of abandoning: 20150318 |
|
| RGAV | Abandon patent right to avoid regrant |