CN216611388U - Crawler belt walking hydraulic driving system of milling groove stirrer - Google Patents
Crawler belt walking hydraulic driving system of milling groove stirrer Download PDFInfo
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- CN216611388U CN216611388U CN202123421011.1U CN202123421011U CN216611388U CN 216611388 U CN216611388 U CN 216611388U CN 202123421011 U CN202123421011 U CN 202123421011U CN 216611388 U CN216611388 U CN 216611388U
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Abstract
The utility model discloses a crawler belt walking hydraulic driving system of a groove milling stirrer, which comprises a frame, hydraulic motors, hydraulic buffers and a crawler belt, wherein driven wheels are rotatably connected to two sides of one end of the frame, the hydraulic motors are fixedly mounted on two sides of the other end of the frame, a driving wheel is mounted at one end of each hydraulic motor, and the hydraulic motors are communicated with a hydraulic pump station on the frame. This track walking hydraulic drive system of milling flutes mixer, be provided with hydraulic buffer, track and riding wheel, oiling in outside hydro-cylinder of hydraulic power unit and the interior hydro-cylinder, the piston rod slides along interior hydro-cylinder under the effect of oil pressure, the frame is kept away from to the piston rod through the supporting wheel promotion track downside simultaneously, the slide bar on the riding wheel contracts along the frame, play the compensatory action, through the structure, the interval between frame and the ground has been increased, make the complicated road surface of this track running gear accessible, this aluminium running gear's current performance has been improved, it is more practical to use.
Description
Technical Field
The utility model relates to the technical field of hydraulic driving systems, in particular to a crawler belt walking hydraulic driving system of a groove milling stirrer.
Background
The milling flutes mixer is a construction machinery, its service environment is comparatively abominable, in order to drive this milling flutes mixer and remove, consequently, need use radial hydraulic motor to rotate as hydraulic drive system drive track, this hydraulic motor relies on reciprocating motion's plunger to promote the runner to rotate when in-service use, can produce a very big deflection torque at the plunger contact, and the plunger is not provided with auxiliary stay structure usually with the runner junction, lead to plunger and runner contact frictional resistance increase easily, then influence this hydraulic drive system's transmission efficiency, and this track walking structure does not be provided with frame height control structure usually, can't adjust more actual road conditions, lead to this track walking mechanism's trafficability nature relatively poor, to above-mentioned problem, need improve existing equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a crawler belt walking hydraulic driving system of a milling groove stirrer, and aims to solve the problems that an auxiliary supporting structure is not arranged at the joint of a plunger and a rotating wheel in the background technology, so that the contact friction resistance of the plunger and the rotating wheel is increased easily, and the transmission efficiency of the hydraulic driving system is affected, and the crawler belt walking structure is not provided with a frame height adjusting structure generally, so that the adjustment cannot be carried out under more practical road conditions, and the trafficability of a crawler belt walking mechanism is poor.
In order to achieve the purpose, the utility model provides the following technical scheme: a crawler walking hydraulic driving system of a groove milling stirrer comprises a frame, hydraulic motors, hydraulic buffers and a crawler, wherein driven wheels are rotatably connected to two sides of one end of the frame, the hydraulic motors are fixedly mounted on two sides of the other end of the frame, a driving wheel is mounted at one end of each hydraulic motor, and the hydraulic motors are communicated with a hydraulic pump station on the frame;
the hydraulic buffer is fixedly mounted on one side of the frame, the supporting wheel is movably mounted on the hydraulic buffer, the sliding rod is slidably mounted on the other side of the frame, a compression spring is mounted at the joint of the sliding rod and the frame, the riding wheel is rotatably mounted at one end of the sliding rod, and the crawler is wound on the outer side of the riding wheel, the outer side of the driving wheel, the outer side of the supporting wheel and the outer side of the driven wheel.
Preferably, the hydraulic motor comprises a fixed wheel and a rotating wheel, and the rotating wheel is rotatably connected inside the fixed wheel;
through adopting above-mentioned technical scheme, the runner is connected with the action wheel, drives the action wheel rotation and drives the track rotation when rotating.
Preferably, the outer side of the rotating wheel is connected with a plurality of plungers in a sliding and sealing mode, one end of each plunger is connected with a guide wheel in a rotating mode, the inner wall of the fixed wheel is provided with a curve groove, the inner wall of the curve groove is attached to the guide wheel, the surface of the rotating wheel is provided with a groove, a plurality of auxiliary wheels are rotatably mounted in the groove, and the outer sides of the auxiliary wheels are attached to the surface of the plungers;
through adopting above-mentioned technical scheme, the auxiliary wheel assists the support plunger, reduces the frictional force between plunger and the runner, and is more smooth when making the plunger slide.
Preferably, the hydraulic buffer comprises an outer oil cylinder, an inner oil cylinder, a piston rod, a buffer spring and a piston plate, the inner oil cylinder is in sealed sliding connection with the outer oil cylinder, the piston rod is in sliding sealing connection with the inner oil cylinder, two ends of the buffer spring are respectively connected with the outer oil cylinder and the inner oil cylinder, the piston plate is fixed on the outer side of the inner oil cylinder, the piston plate is in sliding sealing connection with the inner oil cylinder, and meanwhile, an oil overflow hole is formed in the surface of the piston plate;
through adopting above-mentioned technical scheme, when the supporting wheel atress was too big, the hydro-cylinder slided in outer hydro-cylinder in the supporting wheel promoted, and hydraulic oil in the interior hydro-cylinder flows in the oil spilling hole simultaneously, and hydraulic pressure has and flows through the oil spilling hole and make the absorption kinetic energy, plays the cushioning effect then, and is more steady when making the milling flutes mixer remove.
Preferably, one end of the inner oil cylinder is communicated with the outer oil cylinder through a through hole, and the outer oil cylinder is communicated with the hydraulic pump station;
by adopting the technical scheme, the hydraulic pump station can conveniently inject oil into the outer oil cylinder, and then the piston rod in the inner oil cylinder pushes the supporting wheel to descend under the hydraulic action.
Preferably, the riding wheel is positioned above the hydraulic buffer, and the distance between the uppermost end of the riding wheel and the uppermost end of the hydraulic buffer is greater than the sliding length of the sliding rod;
through adopting above-mentioned technical scheme, the track is held up to the riding wheel, avoids track and hydraulic buffer contact.
Compared with the prior art, the utility model has the beneficial effects that: the crawler belt walking hydraulic driving system of the milling groove stirring machine,
(1) the hydraulic drive system is provided with a plunger, a rotating wheel and an auxiliary wheel, wherein the hydraulic pump station injects oil into the rotating wheel through an oil control structure, the plunger reciprocates in the rotating wheel under the action of oil pressure, meanwhile, the plunger pushes the rotating wheel to rotate in the fixed wheel through the contact of a guide wheel and a curved groove, a deflection torque is generated in the contact process of the plunger and the curved groove, the auxiliary wheel on the rotating wheel assists in supporting the plunger, the problem that the friction resistance between the plunger and the rotating wheel is increased due to the deflection torque is solved, and the transmission efficiency of the hydraulic drive system is greatly improved;
(2) be provided with hydraulic buffer, track and riding wheel, oiling in the outside hydro-cylinder of hydraulic power unit and the interior hydro-cylinder, the piston rod slides along interior hydro-cylinder under the effect of oil pressure, the frame is kept away from to the piston rod through the supporting wheel promotion track downside simultaneously, the slide bar on the riding wheel contracts along the frame, play the compensatory action, through above-mentioned structure, the interval between frame and the ground has been increased, make the complicated road surface of this track running gear accessible, this aluminium running gear's current performance has been improved, it is more practical to use.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic cross-sectional front view of a hydraulic buffer according to the present invention;
FIG. 3 is a schematic sectional view of a hydraulic motor according to the present invention;
FIG. 4 is a schematic top sectional view of the plunger of the present invention.
In the figure: 1. the hydraulic oil cylinder hydraulic buffer device comprises a frame, 2, a driven wheel, 3, a hydraulic motor, 301, a fixed wheel, 302, a rotating wheel, 4, a driving wheel, 5, a hydraulic pump station, 6, a hydraulic buffer, 601, an outer oil cylinder, 602, an inner oil cylinder, 603, a piston rod, 604, a buffer spring, 605, a piston plate, 7, a supporting wheel, 8, a sliding rod, 9, a compression spring, 10, a riding wheel, 11, a crawler belt, 12, a plunger, 13, a guide wheel, 14, a curve groove, 15, a groove, 16, an auxiliary wheel, 17, an oil spilling hole, 18 and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a caterpillar track walking hydraulic driving system of a groove milling mixer is disclosed, as shown in figure 1 and figure 2, driven wheels 2 are rotatably connected with two sides of one end of a frame 1, a hydraulic motor 3 is fixedly installed on two sides of the other end of the frame 1, the hydraulic motor 3 comprises a fixed wheel 301 and a rotating wheel 302, the rotating wheel 302 is rotatably connected inside the fixed wheel 301, the rotating wheel 302 is connected with a driving wheel 4, the fixed wheel 301 is connected with the frame 1, the rotating wheel 302 rotates when the hydraulic motor 3 operates, the rotating wheel 302 simultaneously drives the driving wheel 4 to rotate, a plurality of plungers 12 are slidably and hermetically connected with the outer side of the rotating wheel 302, one end of the plunger 12 is rotatably connected with a guide wheel 13, the plunger 12 is contacted with a curved groove 14 through the guide wheel 13, the guide wheel 13 rotates when the plunger 12 moves along the curved groove 14, the plunger 12 moves more smoothly along the curved groove 14, the curved groove 14 is formed on the inner wall of the fixed wheel 301, and the inner wall of the curved groove 14 is jointed with the guide wheel 13, the groove 15 is opened on the runner 302 surface, and a plurality of auxiliary wheels 16 are installed to the inside rotation of groove 15, and the plunger 12 surface is laminated in the auxiliary wheel 16 outside simultaneously, and hydraulic power unit 5 supplies oil to hydraulic motor 3, through fluid flow direction control structure, makes plunger 12 reciprocating motion on runner 302, and plunger 12 moves along curve groove 14 simultaneously to promote runner 302 and rotate in fixed wheel 301 inside.
As shown in fig. 1, 3 and 4, one end of a hydraulic motor 3 is provided with a driving wheel 4, the hydraulic motor 3 is communicated with a hydraulic pump station 5 on a vehicle frame 1, one side of the vehicle frame 1 is fixedly provided with a hydraulic buffer 6, the hydraulic buffer 6 is movably provided with a supporting wheel 7, the hydraulic buffer 6 comprises an outer cylinder 601, an inner cylinder 602, a piston rod 603, a buffer spring 604 and a piston plate 605, the inner cylinder 602 is connected with the outer cylinder 601 in a sealing and sliding manner, the piston rod 603 is connected with the inner cylinder 602 in a sliding and sealing manner, two ends of the buffer spring 604 are respectively connected with the outer cylinder 601 and the inner cylinder 602, the piston plate 605 is fixed outside the inner cylinder 602, the piston plate 605 is connected with the inner cylinder 602 in a sliding and sealing manner, the surface of the piston plate 605 is provided with an oil overflow hole 17, the hydraulic pump station 5 supplies oil to the outer cylinder 601, then the hydraulic oil enters the inner cylinder 602, the piston rod 603 is pushed to slide along the inner cylinder 602 under the action of hydraulic pressure, then the piston rod 603 pushes the track 11 through the supporting wheel 7, the track 11 is tightened and pulls the riding wheel 10, so that the riding wheel 10 presses the slide bar 8, the slide bar 8 slides into the frame 1, through the structure, the height of the frame 1 from the ground is convenient to temporarily adjust, the passing performance of the track walking mechanism is improved, one end of the inner oil cylinder 602 is communicated with the outer oil cylinder 601 through the through hole 18, the outer oil cylinder 601 is communicated with the hydraulic pump station 5, the hydraulic pump station 5 is convenient to supply oil to the inner parts of the outer oil cylinder 601 and the inner oil cylinder 602, the slide bar 8 is slidably installed on the other side of the frame 1, the compression spring 9 is installed at the joint of the slide bar 8 and the frame 1, the slide bar 8 is far away from the frame 1, then the riding wheel 10 always pushes the track 11 to be far away from the frame 1, so that the track 11 is kept in a tightened state, the riding wheel 10 is rotatably installed at one end of the slide bar 8, the track 11 is wound outside the riding wheel 10, The outer side of the driving wheel 4, the outer side of the supporting wheel 7 and the outer side of the driven wheel 2, the riding wheel 10 is positioned above the hydraulic buffer 6, and the distance between the uppermost end of the riding wheel 10 and the uppermost end of the hydraulic buffer 6 is greater than the sliding length of the sliding rod 8.
When the crawler belt type hydraulic power station is used, the hydraulic power station 5 injects oil into the outer oil cylinder 601, hydraulic pressure in the outer oil cylinder 601 enters the inner oil cylinder 602 through the outer oil cylinder 601, the piston rod 603 is pushed to slide in the inner oil cylinder 602 under the action of the oil pressure, then the piston rod 603 pushes one side of the crawler belt 11 to be far away from the frame 1, at the moment, the slide rod 8 slides downwards along the frame 1 and moves upwards and downwards through the riding wheel 10 to play a compensation role, so that the crawler belt 11 is always kept in a tightening state, the hydraulic power station 5 injects oil into the hydraulic motor 3 through the oil control structure, the plunger 12 on the runner 302 is pushed to reciprocate on the runner 302 under the action of the hydraulic pressure, the guide wheel 13 arranged at one end of the plunger 12 is contacted with the curved groove 14 when the plunger 12 reciprocates, the guide wheel 13 is matched with the curved groove 14 to push the runner 302 and the driving wheel 4 to rotate, so as to complete the driving of the crawler belt, and the auxiliary wheel 16 in the groove 15 assists in supporting the plunger 12 to reciprocate more smoothly, when the crawler belt passes through a rugged road surface, the supporting wheels 7 overcome the resistance of the buffer spring 604 and push the piston plate 605 on the inner oil cylinder 602 to slide in the outer oil cylinder 601, at the moment, hydraulic oil in the inner oil cylinder 602 passes through the oil overflow hole 17, the hydraulic oil absorbs kinetic energy when passing through the oil overflow hole 17 to play a role in buffering, meanwhile, each supporting wheel 7 pushes the crawler belt 11 to be attached to the road surface, so that the ground gripping force of the crawler belt walking mechanism is improved, and all the work is finished.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a track walking hydraulic drive system of milling flutes mixer, includes frame (1), hydraulic motor (3), hydraulic buffer (6) and track (11), its characterized in that: driven wheels (2) are rotatably connected to two sides of one end of the frame (1), hydraulic motors (3) are fixedly mounted on two sides of the other end of the frame (1), a driving wheel (4) is mounted at one end of each hydraulic motor (3), and the hydraulic motors (3) are communicated with hydraulic pump stations (5) on the frame (1);
frame (1) one side fixed mounting has hydraulic buffer (6), and hydraulic buffer (6) remove to install supporting wheel (7), frame (1) opposite side slidable mounting has slide bar (8), and slide bar (8) and frame (1) junction install compression spring (9), slide bar (8) one end is rotated and is installed riding wheel (10), track (11) winding is in riding wheel (10) outside, action wheel (4) outside, supporting wheel (7) outside and from driving wheel (2) outside.
2. A track walking hydraulic drive system of a slot milling mixer as claimed in claim 1, wherein: the hydraulic motor (3) comprises a fixed wheel (301) and a rotating wheel (302), and the rotating wheel (302) is rotatably connected inside the fixed wheel (301).
3. A track walking hydraulic drive system of a slot milling mixer as claimed in claim 2, wherein: runner (302) outside sliding seal is connected with a plurality of plungers (12), and plunger (12) one end rotates and is connected with guide pulley (13), curve groove (14) have been seted up to fixed wheel (301) inner wall, and curve groove (14) inner wall laminating guide pulley (13) set up, runner (302) surface is seted up flutedly (15), and recess (15) internal rotation installs a plurality of auxiliary wheels (16), and auxiliary wheel (16) outside laminating plunger (12) surface simultaneously.
4. A track walking hydraulic drive system of a slot milling mixer as claimed in claim 1, wherein: the hydraulic buffer (6) comprises an outer oil cylinder (601), an inner oil cylinder (602), a piston rod (603), a buffer spring (604) and a piston plate (605), wherein the inner oil cylinder (602) is connected with the outer oil cylinder (601) in a sealing and sliding manner, the piston rod (603) is connected with the inner oil cylinder (602) in a sliding and sealing manner, two ends of the buffer spring (604) are respectively connected with the outer oil cylinder (601) and the inner oil cylinder (602), the piston plate (605) is fixed on the outer side of the inner oil cylinder (602), the piston plate (605) is connected with the inner oil cylinder (602) in a sliding and sealing manner, and meanwhile, the surface of the piston plate (605) is provided with an oil overflow hole (17).
5. A track walking hydraulic drive system of a slot milling mixer as claimed in claim 4, wherein: one end of the inner oil cylinder (602) is communicated with the outer oil cylinder (601) through a through hole (18), and the outer oil cylinder (601) is communicated with the hydraulic pump station (5).
6. A track walking hydraulic drive system of a slot milling mixer as claimed in claim 1, wherein: the riding wheel (10) is positioned above the hydraulic buffer (6), and the distance between the uppermost end of the riding wheel (10) and the uppermost end of the hydraulic buffer (6) is greater than the sliding length of the sliding rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123421011.1U CN216611388U (en) | 2021-12-31 | 2021-12-31 | Crawler belt walking hydraulic driving system of milling groove stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123421011.1U CN216611388U (en) | 2021-12-31 | 2021-12-31 | Crawler belt walking hydraulic driving system of milling groove stirrer |
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| Publication Number | Publication Date |
|---|---|
| CN216611388U true CN216611388U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123421011.1U Active CN216611388U (en) | 2021-12-31 | 2021-12-31 | Crawler belt walking hydraulic driving system of milling groove stirrer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201192A (en) * | 2023-04-28 | 2023-06-02 | 天津恒泰国际海洋工程有限公司 | Deep water oil cylinder ratchet wheel roller walking driving device |
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2021
- 2021-12-31 CN CN202123421011.1U patent/CN216611388U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116201192A (en) * | 2023-04-28 | 2023-06-02 | 天津恒泰国际海洋工程有限公司 | Deep water oil cylinder ratchet wheel roller walking driving device |
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