CN110512494B

CN110512494B - Road roller vibration wheel and road roller

Info

Publication number: CN110512494B
Application number: CN201910603797.7A
Authority: CN
Inventors: 任乃飞; 郑新涛; 周长禄; 王杰
Original assignee: Jiangsu University
Current assignee: Jiangsu University
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2021-02-12
Anticipated expiration: 2039-07-05
Also published as: CN110512494A

Abstract

The invention discloses a road roller and a vibrating wheel thereof, relating to the field of road roller machinery and comprising a grinding wheel, wherein the grinding wheel is a hollow cylinder and is internally provided with a damping mechanism; damper includes solid fixed ring of annular and elastic steel plate, and the solid fixed ring outer wall of annular and the welding of bull wheel inner wall, the solid fixed ring inboard of annular has seted up the several fixed slot, installs elastic steel plate in the fixed slot, and elastic steel plate's both ends are installed respectively in the fixed slot of difference, all are equipped with positioning groove on the elastic steel plate, and the positioning groove notch is towards the solid fixed ring centre of a circle direction of annular, and the positioning groove card is epaxial at the vibrations. Through the setting of the inside damper of grinding wheel, can effectively improve the shock attenuation effect of vibration wheel, wherein the setting of four inside elastic steel plates of damper and mutually supporting can make vibration mechanism produce vibrations phenomenon and carry out abundant weakening, can provide good shock attenuation effect for this road roller vibration wheel, very big improvement the device's result of use, reinforcing the device's practicality.

Description

Road roller vibration wheel and road roller

Technical Field

The invention relates to the technical field of road rollers, in particular to a road roller vibration wheel and a road roller.

Background

The vibratory roller uses its own gravity and vibration to compact various building and road building materials. In highway construction, vibratory rollers are widely used for compacting various non-sticky soils, broken stones, broken stone mixtures and various asphalt concretes, and a vibratory wheel is one of key parts of the vibratory roller, is a working device of the vibratory roller and is a walking device of the vibratory roller. The vibrating wheel drives a vibration exciter assembled in the vibrating wheel to rotate at a high speed to generate periodic exciting force, so that parts in the vibration exciter generate continuous mechanical vibration to force a working medium to vibrate and compact the working medium, and the walking function of the vibratory roller is realized by the rotation of an inner ring assembly of the vibrating wheel around the axis of the vibrating wheel. The single-shaft through shaft type is generally used for small and medium-sized vibratory rollers, and can realize single or two amplitudes; the inner sleeve shaft and the outer sleeve shaft are generally used for large and medium-sized vibratory rollers, and can realize multiple amplitudes; the welding disc plate type and the detachable box type are widely applied, but compared with the welding disc plate type, the detachable box type has the advantages that the cleanliness in an oil chamber and the coaxiality of a bearing hole are easier to achieve, the service life of a vibration bearing is prolonged, but the vibration wheel of any structure type consists of a vibration wheel body, a vibration excitation chamber and an installation supporting part, and the vibration excitation chamber is used as a component and comprises an inner bearing seat, an outer bearing seat, a vibration excitation shaft, the vibration bearing and the like; the mounting support portion includes a mounting plate, a damper, a frame bearing, and the like.

Although current road roller vibration wheel makes the vibration wheel possess certain shock attenuation effect through the snubber block, but because the not good use effect that may influence of shock attenuation effect, even more influences vibration wheel life, and current road roller is because engine and driver's cabin are too near at the distance, the noise and the emission of engine influence operating personnel's health.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a road roller vibration wheel, which solves the problems that the use effect is influenced and the service life of the vibration wheel is influenced due to poor damping effect of the vibration wheel, and the like, and the problems that the noise and the emission of an engine influence the health of operators due to the close distance between the engine and a cab of the conventional road roller.

In order to realize one or more of the problems of good damping effect of the vibrating wheel, prolonged service life of the vibrating wheel, reduced noise of an engine, great influence of emission on the health of operators and the like, the invention provides the following technical scheme:

the present invention achieves the above-described object by the following technical means.

A road roller vibrating wheel comprises a grinding wheel, wherein the grinding wheel is a hollow cylinder, and a damping mechanism is arranged in the grinding wheel; damper includes solid fixed ring of annular and elastic steel plate, and the solid fixed ring outer wall of annular and the welding of bull wheel inner wall, the solid fixed ring inboard of annular has seted up the several fixed slot, installs elastic steel plate in the fixed slot, and elastic steel plate's both ends are installed respectively in the fixed slot of difference, all are equipped with positioning groove on the elastic steel plate, and the positioning groove notch is towards the solid fixed ring centre of a circle direction of annular, and the positioning groove card is epaxial at the vibrations.

Furthermore, 4 fixed slots are formed in the inner side of the annular fixing ring, and the four elastic steel plates form a quadrilateral-like structure.

Furthermore, damper sets up along the grinding wheel axial, damper is the several.

Furthermore, the inner side of the grinding wheel is also provided with an annular mounting plate which is axially and symmetrically arranged along the grinding wheel.

Further, the damping mechanism is arranged between the two annular mounting plates.

Furthermore, the vibration shaft is electrically driven through a vibration motor and also penetrates through the annular mounting plate.

Further, the elastic steel plate is connected with the fixing groove through a bolt.

A road roller comprises a road roller vibrating wheel.

Furthermore, the road roller further comprises a front frame and a rear frame, a central hinged frame is arranged between the front frame and the rear frame, and the vibrating wheel is arranged on the front frame.

Furthermore, a power device and a cab are arranged on the rear frame, and a shell of the power device is movably connected with the dust cover; a water tank is arranged between the power device and the cab.

Compared with the prior art, the invention provides a road roller vibration wheel and a road roller, and the road roller has the following beneficial effects:

1. this road roller vibration wheel and road roller through the inside damper's of grinding wheel setting, can effectively improve the shock attenuation effect of vibration wheel, wherein the inside four elastic steel plate's of damper setting and mutually supporting can make vibration mechanism produce vibrations phenomenon and carry out abundant weakening, can provide good shock attenuation effect for this road roller vibration wheel, very big improvement the device's result of use, reinforcing the device's practicality.

2. This road roller vibration wheel and road roller, power device through with the road roller removes backward to set up the water tank between power device and driver's cabin, can make the device compare with traditional road roller, distance increase between power device and the driver's cabin, make power device's noise and emission weaken to operating personnel's health influence, and then reach the operational environment who has optimized the operator, make the more comfortable purpose of operation, can further improve the device's result of use, strengthen the device's practicality.

Drawings

FIG. 1 is a schematic view of a shock absorbing mechanism according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the structure of a road roller according to the invention;

fig. 4 is a schematic view of the internal structure of the grinding wheel according to the present invention.

Reference numerals:

1-front frame, 2-grinding wheel, 3-annular mounting plate, 4-damping mechanism, 401-annular fixing ring, 402-fixing groove, 403-fixing screw hole, 404-elastic steel plate, 405-through hole, 406-fixing screw, 407-positioning groove, 5-vibration mechanism, 501-vibration motor, 502-vibration shaft, 6-center hinged frame, 7-rear frame, 8-power device, 9-cab, 10-water tank, 11-driving wheel and 12-dust cover.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The following detailed description is made first of all with reference to the accompanying drawings, in which:

a road roller vibrating wheel comprises a grinding wheel 2, wherein the grinding wheel 2 is a hollow cylinder, and a damping mechanism 4 is arranged in the grinding wheel 2; damper 4 includes the solid fixed ring 401 of annular and elastic steel plate 404, the solid fixed ring 401 outer wall of annular and the welding of 2 inner walls of grinding wheel, several fixed slot 402 has been seted up to the solid fixed ring 401 inboard of annular, install elastic steel plate 404 in the fixed slot 402, and the both ends of elastic steel plate 404 are installed respectively in different fixed slots 402, all be equipped with positioning groove 407 on the elastic steel plate 404, positioning groove 407 notch is towards the solid fixed ring 401 centre of a circle direction of annular, positioning groove 407 card is on vibrations axle 502. The inner side of the annular fixing ring 401 is provided with 4 fixing grooves 402, and four elastic steel plates 404 form a quadrilateral-like structure. The damping mechanisms 4 are arranged along the axial direction of the grinding wheel 2, and the number of the damping mechanisms 4 is 2; the inner side of the grinding wheel 2 is also provided with an annular mounting plate 3, and the annular mounting plates 3 are axially and symmetrically arranged along the grinding wheel 2; the damping mechanism 4 is arranged between the two annular mounting plates 3; the vibration shaft 502 is electrically driven by the vibration motor 501, and the vibration shaft 502 also penetrates through the annular mounting plate 3; the elastic steel plate 404 is coupled to the fixing groove 402 by a bolt.

Referring to fig. 1-4, a road roller vibrating wheel and a road roller comprises a front frame 1, a grinding wheel 2 is arranged inside the front frame 1, an annular mounting plate 3 is fixedly connected inside the grinding wheel 2, damping mechanisms 4 are arranged on two sides of the annular mounting plate 3, each damping mechanism 4 comprises an annular fixing ring 401, a fixing groove 402, a fixing screw hole 403, an elastic steel plate 404, a through hole 405, a fixing screw 406 and a positioning groove 407, the inner wall of the annular fixing ring 401 is provided with the fixing groove 402, the bottom of the fixing groove 402 is provided with the fixing screw hole 403, the annular fixing ring 401 is internally provided with the elastic steel plate 404, two ends of the elastic steel plate 404 are provided with the through hole 405, the fixing screw 406 is inserted into the through hole 405, the fixing screw 406 and the fixing screw hole 403 are mutually matched, the annular fixing ring 401 and the elastic steel plate 404 are fixedly connected through the matching, the middle part of the elastic steel plate 404 is provided with a positioning groove 407, the damping effect of the vibration wheel can be effectively improved through the arrangement of the damping mechanism 4 in the grinding wheel 2, wherein the arrangement and mutual matching of the four elastic steel plates 404 in the damping mechanism 4 can enable the vibration phenomenon generated by the vibration mechanism 5 to be fully weakened, so that the excellent damping effect can be provided for the vibration wheel of the road roller, the use effect of the device is greatly improved, and the practicability of the device is enhanced;

in addition, an annular fixing ring 401 is welded to the inner wall of the roller 2. Annular mounting panel 3 welds on the inner wall of running wheel 2, just annular mounting panel 3's centre bore size and 5 looks adaptations of vibrations mechanism, vibrations mechanism 5 passes through bolt fixed mounting on annular mounting panel 3. The water outlet of the water tank 10 is connected with a conduit. One end of the guide pipe, which is far away from the water outlet of the water tank 10, is connected with a water outlet nozzle, and the water outlet nozzle is fixed at a position close to the grinding wheel 2. The number of the elastic steel plates 404 is four, and the number of the fixing screw holes 403 in each elastic steel plate 404 is four.

The annular mounting plate 3 is internally provided with a vibration mechanism 5, the vibration mechanism 5 comprises a vibration motor 501 and a vibration shaft 502, the position of the positioning groove 407 corresponds to the position of the vibration shaft 502, and the vibration shaft 502 is arranged inside the positioning groove 407.

One side of the front frame 1 is provided with a central hinged frame 6, one side of the central hinged frame 6, which is far away from the front frame 1, is fixedly connected with a rear frame 7, one side of the top of the rear frame 7 is fixedly provided with a power device 8, one side of the top of the rear frame 7, which is far away from the power device 8, is fixedly provided with a cab 9, a water tank 10 is arranged between the power device 8 and the cab 9, the power device 8 of the road roller moves backwards, and the water tank 10 is arranged between the power device 8 and the cab 9, so that compared with the traditional road roller, the distance between the power device 8 and the cab 9 is increased, the noise and the emission of the power device 8 have reduced influence on the health of operators, the working environment of operators is optimized, the operation is more comfortable, the use effect of the device can be further improved, and the practicability of the device is enhanced, the bottom of the rear frame 7 is fixedly provided with a driving wheel 11, the top of the power device 8 is provided with a dust cover 12, and the dust cover 12 is movably connected with the shell of the power device 8.

The solid fixed ring 401 of annular welds on the inner wall of runner wheel 2, and annular mounting panel 3 welds on the inner wall of runner wheel 2, and the centre bore size of

annular mounting panel

3 and 5 looks adaptations of vibrations mechanism, and vibrations mechanism 5 passes through bolt fixed mounting on annular mounting panel 3.

The water outlet of the water tank 10 is connected with a guide pipe, one end of the guide pipe, which is far away from the water outlet of the water tank 10, is connected with a water outlet nozzle, and the water outlet nozzle is fixed at a position close to the grinding wheel 2.

The number of the elastic steel plates 404 is four, the number of the fixing screw holes 403 in each elastic steel plate 404 is four, the elastic steel plates 404 are arched, the four arched elastic steel plates 404 are combined together, the device can comprehensively absorb shock of the shock shaft 502 in the shock mechanism 5, the four arched elastic steel plates 404 are matched with each other, and the shock absorption effect is better under the interaction of the received forces.

When using, on the one hand when vibrations mechanism 5 produced vibrations, because the supporting role that four elastic steel plates 404 that offer positioning groove 407 played vibrations mechanism 5, after the vibrations effect slowed down through four elastic steel plates 404 that offer positioning groove 407, vibrations effect greatly reduced. On the other hand, the distance between the power device 8 and the cab 9 is increased due to the arrangement of the water tank 10 between the power device 8 and the cab 9, so that the noise and the emission of the power device 8 are weakened to the health of operators, the noise can be weakened through the further arrangement of the water tank 10, and the using effect of the structure is further improved.

In conclusion, the vibration wheel and the road roller of the road roller can effectively improve the damping effect of the vibration wheel through the arrangement of the damping mechanism 4 in the grinding wheel 2, wherein the arrangement and mutual matching of the four elastic steel plates 404 in the damping mechanism 4 can fully weaken the vibration phenomenon generated by the vibration mechanism 5, can provide excellent damping effect for the vibration wheel of the road roller, greatly improve the using effect of the device and enhance the practicability of the device, the distance between the power device 8 and the cab 9 is increased by moving the power device 8 of the road roller backwards and arranging the water tank 10 between the power device 8 and the cab 9, so that the noise and the emission of the power device 8 are weakened to the health of operators, further the working environment of the operators is optimized, and the operation is more comfortable, the use effect of the device can be further improved, and the practicability of the device is enhanced.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims

1. The road roller vibrating wheel is characterized by comprising a grinding wheel (2), wherein the grinding wheel (2) is a hollow cylinder, and a damping mechanism (4) is arranged in the grinding wheel (2); damper (4) including solid fixed ring of annular (401) and elastic steel plate (404), solid fixed ring of annular (401) outer wall and the welding of running roller (2) inner wall, several fixed slot (402) have been seted up to solid fixed ring of annular (401) inboard, install elastic steel plate (404) in fixed slot (402), and install respectively in different fixed slot (402) at the both ends of elastic steel plate (404), all be equipped with positioning groove (407) on elastic steel plate (404), positioning groove (407) notch is towards solid fixed ring of annular (401) centre of a circle direction, positioning groove (407) card is on vibrations axle (502).

2. The road roller vibration wheel according to claim 1, characterized in that 4 fixing grooves (402) are formed in the inner side of the annular fixing ring (401), and four elastic steel plates (404) form a quadrilateral-like structure.

3. The road roller vibratory wheel of claim 1, wherein the damping means (4) are axially arranged along the rolling wheel (2), and the number of damping means (4) is several.

4. The road roller vibrating wheel according to claim 1, characterized in that an annular mounting plate (3) is further arranged on the inner side of the rolling wheel (2), and the annular mounting plates (3) are axially and symmetrically arranged along the rolling wheel (2).

5. A soil compactor vibratory wheel according to claim 4, wherein the damping mechanism (4) is located between the two annular mounting plates (3).

6. The soil compactor vibratory wheel according to claim 5, wherein the vibratory shaft (502) is electrically powered by a vibratory motor (501), and the vibratory shaft (502) also passes through the annular mounting plate (3).

7. The road roller vibratory wheel of claim 1, wherein the resilient steel plate (404) is bolted to the mounting groove (402).

8. A roller comprising a vibratory wheel according to any of claims 1 to 7.

9. The roller according to claim 8, characterized in that it further comprises a front frame (1) and a rear frame (7), a central articulated frame (6) being arranged between the front frame (1) and the rear frame (7), the vibrating wheel being arranged on the front frame (1).

10. The road roller according to claim 9, characterized in that the rear frame (7) is provided with a power unit (8) and a cab (9), and the housing of the power unit (8) is movably connected with the dust cover (12); a water tank (10) is arranged between the power device (8) and the cab (9).