CN215518243U - Modularized flexible vibration exciter of vibratory roller - Google Patents
Modularized flexible vibration exciter of vibratory roller Download PDFInfo
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- CN215518243U CN215518243U CN202121719757.8U CN202121719757U CN215518243U CN 215518243 U CN215518243 U CN 215518243U CN 202121719757 U CN202121719757 U CN 202121719757U CN 215518243 U CN215518243 U CN 215518243U
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Abstract
The utility model discloses a modularized flexible vibration exciter of a vibratory roller, belonging to the technical field of vibratory rollers, and the technical scheme is as follows: including big steel wheel and little steel wheel, little steel wheel sets up the inside of big steel wheel still includes: the vibration excitation devices are fixedly arranged in the small steel wheels and are provided with two groups; the excitation device comprises a left belt pulley, a right belt pulley, a front belt pulley and a rear belt pulley, wherein the left belt pulley, the right belt pulley, the front belt pulley and the rear belt pulley are in transmission connection through belts, and the excitation device has the beneficial effects that: through setting up four belt pulleys, use a belt drive, realized two coaxial belt pulley reverse motion to for offsetting invalid vibrational force provide the basis, not only offset the vibrational force of left and right directions, also offset the vibrational force of fore-and-aft direction, make the road roller walking more steady, slowed down the wearing and tearing of steel wheel.
Description
Technical Field
The utility model relates to the technical field of vibratory rollers, in particular to a modular flexible vibration exciter of a vibratory roller.
Background
The road roller is also called a soil compactor, is a road repairing device, belongs to the field of road equipment in engineering machinery, is widely used for the filling compaction operation of large-scale engineering projects such as high-grade highways, railways, airport runways, dams, stadiums and the like, and can roll sandy, semi-viscous and cohesive soil, roadbed stable soil and asphalt concrete pavement layers; the road roller is suitable for various compaction operations under the action of the gravity of machinery, so that a rolled layer is permanently deformed and compacted, and the road roller is divided into a steel wheel type road roller and a tire type road roller; the vibratory roller tamps the foundation by vibration.
Traditional vibrated roller vibrating wheel is at the vibration compaction in-process, and the vibrating wheel can just can play the compaction effect to ground only upper and lower effort around producing at subaerial, reaches the purpose of compaction, and the fore-and-aft direction makes the vibrating wheel produce the vibration disturbance in the horizontal plane with the effort of left right direction in the actual compaction process, influences the stationarity of road roller walking, and the wearing and tearing of vibration steel wheel are accelerated, increase vibrated roller's power consumption.
Therefore, the utility model discloses a flexible vibration exciter of modularization of vibratory roller is very necessary.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a modularized flexible vibration exciter of a vibratory roller, and the modularized flexible vibration exciter is provided with a vibration exciting device, so that in the vibration process, two first eccentric blocks counteract the vibration in the front-back direction, and two second eccentric blocks counteract the vibration in the left-right direction, and the problems that the vibration disturbing of a vibration wheel in a horizontal plane is caused by the acting force in the front-back direction and the left-right direction of the traditional vibratory roller, the walking stability of the vibratory roller is influenced, the abrasion of a vibration steel wheel is accelerated, and the power consumption of the vibratory roller is increased are solved.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a flexible vibration exciter of modularization of vibrated roller, includes big steel wheel and little steel wheel, little steel wheel sets up the inside of big steel wheel still includes: the vibration excitation devices are fixedly arranged in the small steel wheels and are provided with two groups;
the excitation device includes left belt pulley, right belt pulley, front-end pulley and back belt pulley, left side belt pulley, right belt pulley, front-end pulley and back belt pulley pass through belt transmission and connect, left side belt pulley and right belt pulley set up with the axle center, front-end pulley and back belt pulley set up with the axle center, left side belt pulley and right belt pulley are located the below of front-end pulley, left side belt pulley inner wall grafting left side pivot, right side belt pulley inner wall grafting right side pivot, pivot before the grafting of front-end pulley inner wall, pivot after the grafting of back belt pulley inner wall, left side pivot and right pivot pass through the first eccentric block of connecting rod fixed connection, preceding pivot passes through connecting rod fixed connection second eccentric block with back pivot.
Preferably, a vertical plate is fixedly installed on the inner wall of the small steel wheel, and the inner wall of the vertical plate is fixedly connected with the right rotating shaft through a bearing.
Preferably, one end of the left rotating shaft, which is far away from the left belt pulley, is fixedly installed on the inner wall of the small steel wheel through a first bearing and a first bearing seat.
Preferably, one end of the front rotating shaft and one end of the rear rotating shaft are fixedly arranged on the inner wall of the small steel wheel through bearings.
Preferably, the left end and the right end of the small steel wheel are fixedly connected with the web plate through a second bearing and a second bearing seat.
Preferably, the left belt pulley and the right belt pulley are at the same height, and the left belt pulley, the right belt pulley, the front belt pulley and the rear belt pulley are completely the same belt pulley.
Preferably, one end of the connecting plate is provided with a flexible excitation assembly;
the flexible excitation subassembly includes the auxiliary shaft, bearing fixed connection fixed riser is passed through to auxiliary shaft one end, the big steel wheel of fixed riser one end fixed connection, first conical gear is cup jointed to auxiliary shaft right-hand member outer wall, second conical gear and third conical gear are connected in first conical gear meshing, second conical gear and third conical gear inner wall all pass through bearing fixed connection minor axis, the minor axis passes through the bearing and connects the auxiliary shaft, the first flexible eccentric block of dead lever fixed connection is passed through to second conical gear one end, the flexible eccentric block of dead lever fixed connection second is passed through to third conical gear one end, the quality of first flexible eccentric block and the flexible eccentric block of second equals.
Preferably, the connecting plates are fixedly installed at the left end and the right end of the small steel wheel.
Preferably, the front pulley and the rear pulley are at the same height.
Preferably, one end of the amplitude plate, which is far away from the small steel wheel, is fixedly connected with the inner wall of the large steel wheel.
The utility model has the beneficial effects that:
1. when the vibration machine enables the large steel wheel to generate vibration, the vibration is transmitted to the small steel wheel through the amplitude plate, the front belt pulley, the right belt pulley, the left belt pulley and the rear belt pulley are in transmission connection through the belts, so that the front belt pulley and the rear belt pulley are opposite in rotation direction, the right belt pulley and the left belt pulley are opposite in rotation direction, the four belt pulleys are arranged and driven by one belt, the coaxial reverse motion of the two belt pulleys is realized, and a foundation is provided for offsetting invalid vibration force;
2. when vibration in the left and right directions exists, the rotation directions of the front rotating shaft and the rear rotating shaft are opposite due to the fact that the rotation directions of the front belt pulley and the rear belt pulley are opposite, and therefore the rotation directions of the two second eccentric blocks are opposite;
3. when vibration in the front-back direction exists, the rotation directions of the left rotating shaft and the right rotating shaft are opposite due to the fact that the rotation directions of the right belt pulley and the left belt pulley are opposite, and therefore the rotation directions of the two first eccentric blocks are opposite;
4. the vibration force in the left and right directions is offset, and the vibration force in the front and back directions is also offset, so that the road roller can walk more stably, and the abrasion of the steel wheel is reduced;
5. because the length of the fixed rod is less than that of the connecting rod, the mass of the first flexible eccentric block is less than that of the first eccentric block, and the angular velocity of the first flexible eccentric block is equal to that of the first eccentric block, the vibration force of the first flexible eccentric block is less than that of the first eccentric block, so that the first flexible eccentric block can swing under small vibration, and the force in the left and right directions can be counteracted more softly; the situation that the vibration excitation device is not enough to shake when the vibration is small is made up;
6. the two modules of the excitation device and the flexible excitation assembly act cooperatively, so that the forces in the non-vertical direction are counteracted more thoroughly.
Drawings
FIG. 1 is a schematic structural view provided by the present invention;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a partial top view of an excitation device provided by the present invention;
FIG. 4 is an enlarged view at B of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view at C of FIG. 1 in accordance with the present invention;
FIG. 6 is a top view of the flexible excitation assembly of FIG. 1 in accordance with the present invention.
In the figure: the flexible vibration excitation device comprises a large steel wheel 1, a small steel wheel 2, a web 3, a connecting plate 4, a second bearing 8, a second bearing seat 9, a first bearing seat 10, a first bearing 11, a vertical plate 12, a vibration excitation device 100, a left rotating shaft 101, a right rotating shaft 102, a front rotating shaft 103, a connecting rod 105, a first eccentric block 106, a second eccentric block 107, a front belt pulley 108, a right belt pulley 109, a left belt pulley 110, a rear belt pulley 111, a belt 112, a rear rotating shaft 113, a flexible vibration excitation assembly 200, a fixed vertical plate 201, a first bevel gear 202, a third bevel gear 203, an auxiliary shaft 204, a second flexible eccentric block 205, a short shaft 206, a fixed rod 207, a second bevel gear 208 and a first flexible eccentric block 209.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to the attached drawings 1-6 in the specification, the modular flexible vibration exciter of the vibratory roller in the embodiment comprises a large steel wheel 1 and a small steel wheel 2, wherein the small steel wheel 2 is arranged inside the large steel wheel 1, and the modular flexible vibration exciter further comprises: the vibration excitation devices 100 are fixedly arranged in the small steel wheel 2, and two groups of the vibration excitation devices 100 are arranged;
Furthermore, a vertical plate 12 is fixedly installed on the inner wall of the small steel wheel 2, and the inner wall of the vertical plate 12 is fixedly connected with the right rotating shaft 102 through a bearing.
Further, one end of the left rotating shaft 101, which is far away from the left belt pulley 110, is fixedly mounted on the inner wall of the small steel wheel 2 through a first bearing 11 and a first bearing seat 10.
Furthermore, one end of the front rotating shaft 103 and one end of the rear rotating shaft 113 are fixedly installed on the inner wall of the small steel wheel 2 through bearings.
Furthermore, the left end and the right end of the small steel wheel 2 are fixedly connected with the web 3 through a second bearing 8 and a second bearing seat 9.
Further, the left pulley 110 and the right pulley 109 are at the same height; so that the left rotating shaft 101 and the right rotating shaft 102 are at the same height, and the eccentricity of the first eccentric block 106 below the left rotating shaft 101 and the right rotating shaft 102 is equal, so that under the condition of equal mass and angular velocity, equal vibration force is generated, and the vibration force in the front-back direction is offset; the left belt pulley 110, the right belt pulley 109, the front belt pulley 108 and the rear belt pulley 111 are completely the same belt pulley; the diameters of the left pulley 110, the right pulley 109, the front pulley 108 and the rear pulley 111 are the same, so that the angular velocities of the left pulley 110, the right pulley 109, the front pulley 108 and the rear pulley 111 are the same, thereby generating equal vibration forces with equal eccentricity and mass.
Further, a flexible excitation assembly 200 is mounted at one end of the connecting plate 4;
the flexible excitation subassembly 200 includes auxiliary shaft 204, the fixed riser 201 of bearing fixed connection is passed through to auxiliary shaft 04 one end, the big steel wheel 1 of fixed riser 201 one end fixed connection, auxiliary shaft 204 right-hand member outer wall cup joints first conical gear 202, second conical gear 208 and third conical gear 203 are connected in first conical gear 202 meshing, second conical gear 208 and third conical gear 203 inner wall all pass through bearing fixed connection minor axis 206, minor axis 206 passes through bearing connection auxiliary shaft 204, the first flexible eccentric block 209 of dead lever 207 fixed connection is passed through to second conical gear 208 one end, the flexible eccentric block 205 of dead lever 207 fixed connection second is passed through to third conical gear 203 one end, the quality of first flexible eccentric block 209 and the flexible eccentric block 205 of second equals.
Furthermore, connecting plates 4 are fixedly arranged at the left end and the right end of the small steel wheel 2; the purpose of the connecting plate 4 is to mount the vibrator.
Further, the front pulley 108 and the rear pulley 111 are at the same height; therefore, the front rotating shaft 103 and the rear rotating shaft 113 are at the same height, so that the eccentricity of the second eccentric block 107 below the front rotating shaft 103 and the rear rotating shaft 113 is equal, and the forces generated by the left-right vibration are offset.
Furthermore, one end of the amplitude plate 3, which is far away from the small steel wheel 2, is fixedly connected with the inner wall of the large steel wheel 1.
The implementation scenario is specifically as follows: when the vibrator vibrates the large steel wheel 1, the vibration is transmitted to the small steel wheel 2 through the web 3, the front belt pulley 108, the right belt pulley 109, the left belt pulley 110 and the rear belt pulley 111 are in transmission connection through the belt 112, so that the rotation directions of the front belt pulley 108 and the rear belt pulley 111 are opposite, and the rotation directions of the right belt pulley 109 and the left belt pulley 110 are opposite; when there is vibration in the left-right direction, since the rotation directions of the front pulley 108 and the rear pulley 111 are opposite, the rotation directions of the front rotating shaft 103 and the rear rotating shaft 113 are opposite, and thus the rotation directions of the two second eccentric masses 107 are opposite, since the mass, the eccentricity and the angular velocity of the two second eccentric masses 107 are equal, the vibration forces generated by the two second eccentric masses 107 are equal, so that the vibration forces in the left-right direction are cancelled; when vibration in the front-back direction exists, the rotation directions of the left rotating shaft 101 and the right rotating shaft 102 are opposite due to the fact that the rotation directions of the right belt pulley 109 and the left belt pulley 110 are opposite, so that the rotation directions of the two first eccentric blocks 106 are opposite, and vibration forces generated by the two first eccentric blocks 106 are equal due to the fact that the mass, the eccentricity and the angular speed of the two first eccentric blocks 106 are equal, so that the vibration forces in the front-back direction are offset; meanwhile, when the small steel wheel 2 vibrates, the small steel wheel 2 drives the auxiliary shaft 204 to rotate, the auxiliary shaft 204 drives the first conical gear 202 to rotate, the second conical gear 208 and the third conical gear 203 move in opposite directions under the action of the first conical gear 202, so that the rotating directions of the second flexible eccentric block 205 and the first flexible eccentric block 209 are opposite, and because the mass, the eccentric distance and the angular speed of the second flexible eccentric block 205 and the first flexible eccentric block 209 are equal, the forces in the left and right directions of the second flexible eccentric block 205 and the first flexible eccentric block 209 are mutually offset; and because the length of the fixed rod 207 is less than the length of the connecting rod 105, the mass of the first flexible eccentric block 209 is less than the mass of the first eccentric block 106, and the angular velocity of the first flexible eccentric block 209 is equal to the angular velocity of the first eccentric block 106, the vibration force of the first flexible eccentric block 209 is less than the vibration force of the first eccentric block 106, so that the first flexible eccentric block 209 can swing under less vibration, and the force in the left-right direction can be more softly counteracted; the situation that the vibration excitation device 100 is not enough to shake when the vibration is small is made up; the two modules of the excitation device 100 and the flexible excitation assembly 200 act in cooperation, so that the forces in the non-vertical directions can be more completely counteracted.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a flexible vibration exciter of modularization of vibratory roller, includes big steel wheel (1) and little steel wheel (2), its characterized in that, little steel wheel (2) set up the inside of big steel wheel (1), still include: the vibration excitation devices (100) are fixedly arranged in the small steel wheels (2), and two groups of vibration excitation devices (100) are arranged;
the excitation device (100) comprises a left belt pulley (110), a right belt pulley (109), a front belt pulley (108) and a rear belt pulley (111), the left belt pulley (110), the right belt pulley (109), the front belt pulley (108) and the rear belt pulley (111) are in transmission connection through a belt (112), the left belt pulley (110) and the right belt pulley (109) are coaxially arranged, the front belt pulley (108) and the rear belt pulley (111) are coaxially arranged, the left belt pulley (110) and the right belt pulley (109) are positioned below the front belt pulley (108), a left rotating shaft (101) is inserted into the inner wall of the left belt pulley (110), a right rotating shaft (102) is inserted into the inner wall of the right belt pulley (109), a front rotating shaft (103) is inserted into the inner wall of the front belt pulley (108), a rear rotating shaft (113) is inserted into the inner wall of the rear belt pulley (111), a first eccentric block (106) is fixedly connected with the left rotating shaft (101) and the right rotating shaft (102) through a connecting rod (105), the front rotating shaft (103) and the rear rotating shaft (113) are fixedly connected with a second eccentric block (107) through a connecting rod (105);
and the left end and the right end of the small steel wheel (2) are fixedly provided with connecting plates (4).
2. The modular flexible exciter of a vibratory roller as set forth in claim 1, further comprising: the inner wall of the small steel wheel (2) is fixedly provided with a vertical plate (12), and the inner wall of the vertical plate (12) is fixedly connected with a right rotating shaft (102) through a bearing.
3. The modular flexible exciter of a vibratory roller as set forth in claim 1, further comprising: one end of the left rotating shaft (101), which is far away from the left belt pulley (110), is fixedly installed on the inner wall of the small steel wheel (2) through a first bearing (11) and a first bearing seat (10).
4. A modular flexible exciter for a vibratory roller as claimed in claim 3 wherein: and one ends of the front rotating shaft (103) and the rear rotating shaft (113) are fixedly arranged on the inner wall of the small steel wheel (2) through bearings.
5. A modular flexible exciter for a vibratory roller as claimed in claim 4 wherein: the left end and the right end of the small steel wheel (2) are fixedly connected with the web (3) through a second bearing (8) and a second bearing seat (9).
6. The modular flexible exciter of a vibratory roller as set forth in claim 1, further comprising: the left belt pulley (110) and the right belt pulley (109) are at the same height, and the left belt pulley (110), the right belt pulley (109), the front belt pulley (108) and the rear belt pulley (111) are completely the same belt pulley.
7. The modular flexible exciter of a vibratory roller as set forth in claim 1, further comprising: one end of the connecting plate (4) is provided with a flexible excitation assembly (200);
the flexible excitation assembly (200) comprises an auxiliary shaft (204), one end of the auxiliary shaft (204) is fixedly connected with a fixed vertical plate (201) through a bearing, one end of the fixed vertical plate (201) is fixedly connected with a large steel wheel (1), the outer wall of the right end of the auxiliary shaft (204) is sleeved with a first bevel gear (202), the first bevel gear (202) is meshed with a second bevel gear (208) and a third bevel gear (203), the inner walls of the second bevel gear (208) and the third bevel gear (203) are fixedly connected with a short shaft (206) through bearings, the short shaft (206) is connected with the auxiliary shaft (204) through a bearing, one end of the second bevel gear (208) is fixedly connected with a first flexible eccentric block (209) through a fixing rod (207), one end of the third bevel gear (203) is fixedly connected with a second flexible eccentric block (205) through a fixing rod (207), the mass of the first flexible eccentric block (209) and the mass of the second flexible eccentric block (205) are equal.
8. The modular flexible exciter of a vibratory roller as set forth in claim 1, further comprising: the front belt pulley (108) and the rear belt pulley (111) are at the same height.
9. A modular flexible exciter for a vibratory roller as claimed in claim 5 wherein: one end of the amplitude plate (3) far away from the small steel wheel (2) is fixedly connected with the inner wall of the large steel wheel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121719757.8U CN215518243U (en) | 2021-07-27 | 2021-07-27 | Modularized flexible vibration exciter of vibratory roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121719757.8U CN215518243U (en) | 2021-07-27 | 2021-07-27 | Modularized flexible vibration exciter of vibratory roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215518243U true CN215518243U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121719757.8U Active CN215518243U (en) | 2021-07-27 | 2021-07-27 | Modularized flexible vibration exciter of vibratory roller |
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|---|---|
| CN (1) | CN215518243U (en) |
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2021
- 2021-07-27 CN CN202121719757.8U patent/CN215518243U/en active Active
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