CN203007789U - Energy-saving vibration exciter for vibratory roller - Google Patents
Energy-saving vibration exciter for vibratory roller Download PDFInfo
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- CN203007789U CN203007789U CN 201320007968 CN201320007968U CN203007789U CN 203007789 U CN203007789 U CN 203007789U CN 201320007968 CN201320007968 CN 201320007968 CN 201320007968 U CN201320007968 U CN 201320007968U CN 203007789 U CN203007789 U CN 203007789U
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- connecting crank
- vibrator
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- backing pin
- transmission shaft
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Abstract
The utility model discloses an energy-saving vibration exciter for a vibratory roller. The energy-saving vibration exciter comprises a vibration exciter body, wherein the vibration exciter body comprises a first transmission shaft and a second transmission shaft at an interval, a first connection crank extending upwards is fixedly connected to the first transmission shaft, a second connection crank extending upwards is fixedly connected to the second transmission shaft and is as long as the first connection crank, and a fixation bar for generating exciting force is fixedly connected with the first connection crank and the second connection crank and is parallel to the first transmission shaft and the second transmission shaft. The energy-saving vibration exciter is simple in structure, reasonable in design, convenient to manufacture and process, high in working reliability, low in realization cost, good in working stability and long in service life, can effectively reduce energy required in a vibration start or stop progress of the vibration roller, and has a good energy-saving effect, high practicability and high promotion and application values.
Description
Technical field
The utility model belongs to technical field of engineering machinery, especially relates to the energy-saving vibrator of a kind of vibratory roller.
Background technology
Existing vibratory roller vibrator is to produce exciting force by the eccentric block that is arranged on vibrating shaft, and changes angle between fixed eccentric block and movable eccentric block by rotating, with adjusting amplitude.This structural vibration quality is larger, causes dynamic moment of inertia large, and it is serious that vibratory roller instantaneous power in starting of oscillation/failure of oscillation process is excessive, motor falls speed, affects engine configurations power, transmission system efficiency and whole aircraft reliability.For the operation situation, can make the vibratory roller compacting unstable, affect compaction quality, economy is relatively poor.The vibrator that uses on other oscillating machinerys in prior art, adopt in addition eccentric shaft to produce exciting force, but, in the prior art eccentric shaft structure, to turn center rotating be balance to the wraparound of part quality, this part quality can not produce exciting force, therefore cause the gross mass of eccentric shaft to increase, cause that dynamic moment of inertia increases, and is unfavorable for starting of oscillation and the failure of oscillation of oscillating machinery.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, provide a kind of vibratory roller energy-saving vibrator, it is simple in structure, and is reasonable in design, processing and fabricating is convenient, functional reliability is high, realizes that cost is low, good operating stability, long service life, good energy-conserving effect, practical, application value is high.
for solving the problems of the technologies described above, the technical solution adopted in the utility model is: the energy-saving vibrator of a kind of vibratory roller, it is characterized in that: comprise the vibrator body, described vibrator body comprises the first power transmission shaft and the second driving shaft that the interval arranges, be fixedly connected with the first connecting crank that protrudes upward on described the first power transmission shaft, be fixedly connected with on described second driving shaft and protrude upward and second connecting crank equal in length with described the first connecting crank, be fixedly connected with the fixed strip bar for generation of exciting force between described the first connecting crank and described the second connecting crank, described fixed strip bar is all parallel with second driving shaft with described the first power transmission shaft.
the energy-saving vibrator of above-mentioned vibratory roller, it is characterized in that: be positioned on one section first power transmission shaft of described the first connecting crank inboard and be rotatably connected to by clutch shaft bearing the 3rd connecting crank that stretches out downwards, being positioned at is dynamically connected by the second bearing rotary on one section second driving shaft of described the 3rd connecting crank inboard stretches out downwards and four connecting crank equal in length with described the 3rd connecting crank, be fixedly connected with between described the 3rd connecting crank and described the 4th connecting crank that being useful on matches with the fixed strip bar regulates the activity bar bar of vibratory roller amplitude, the inboard of described the first connecting crank be provided be positioned at described the first power transmission shaft top first on backing pin and be positioned at first time backing pin of described the first power transmission shaft below, the inboard of described the second connecting crank be provided be positioned at described second driving shaft top second on backing pin and be positioned at second time backing pin of described second driving shaft below, on described first on backing pin and described second backing pin be positioned on same level, described first time backing pin and described second time backing pin are positioned on same level, distance on distance and described second on described first between backing pin and described first time backing pin between backing pin and described second time backing pin is all less than the length of described the 3rd connecting crank and the length of the 4th connecting crank.
The energy-saving vibrator of above-mentioned vibratory roller is characterized in that: described clutch shaft bearing and the second bearing are sliding bearing.
The energy-saving vibrator of above-mentioned vibratory roller, it is characterized in that: described the first connecting crank and described the first power transmission shaft welding, described the second connecting crank and the welding of described second driving shaft, one end of described fixed strip bar and described the first connecting crank welding, the other end of described fixed strip bar and described the second connecting crank welding.
The energy-saving vibrator of above-mentioned vibratory roller is characterized in that: the cross section of described fixed strip bar be shaped as circle or rectangle.
The energy-saving vibrator of above-mentioned vibratory roller is characterized in that: the cross section of described activity bar bar be shaped as circle or rectangle.
The energy-saving vibrator of above-mentioned vibratory roller is characterized in that: the quantity of described vibrator body is one.
The energy-saving vibrator of above-mentioned vibratory roller is characterized in that: the quantity of described vibrator body is two, and two described vibrator bodies are connected by shaft coupling.
The utility model compared with prior art has the following advantages:
1, the utility model is serious for, motor excessive mainly for vibratory roller instantaneous power in starting of oscillation/failure of oscillation process fall speed, thereby a kind of energy-saving vibrator that has a strong impact on the problems such as engine configurations power, transmission system efficiency and whole aircraft reliability and design, it is simple in structure, reasonable in design, processing and fabricating is convenient.
2, the utility model has reduced the quality of vibrating shaft from general structure, changed the dynamic moment of inertia of vibrating shaft, make vibratory roller starting of oscillation/failure of oscillation process instantaneous power reduce, thereby make the Rollers allocating power reduce and the stabilization of speed property improvement, improved the functional reliability of Rollers.
3, of the present utility modelly realize that cost is low, in the situation that assurance excited frequency and the constant vibrator oeverall quality of amplitude are light, therefore dynamic moment of inertia is relatively little, the start-up energy that needs in vibratory roller starting of oscillation/failure of oscillation process, braking energy are also just less, and avoided the impacting with high pressure to system's formation, effectively raised the application life of component, also can make road roller pressing strength relatively stable, compaction quality increases, and brings good economic benefit.
4, the utility model can effectively reduce vibratory roller starting of oscillation/required energy of failure of oscillation process, good energy-conserving effect, and practical, application value is high.
In sum, the utility model is simple in structure, and is reasonable in design, and processing and fabricating is convenient, and functional reliability is high, realizes that cost is low, good operating stability, and long service life, good energy-conserving effect, practical, application value is high.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Fig. 3 is the structural representation of the utility model embodiment 3.
Fig. 4 is the structural representation of the utility model embodiment 4.
Description of reference numerals:
The 1-the first power transmission shaft; 2-1-first connecting crank; 2-2-second connecting crank;
2-3-the 3rd connecting crank; 2-4-the 4th connecting crank; 3-fixed strip bar;
Backing pin on 4-1-first; 4-2-first time backing pin; Backing pin on 4-3-second;
4-4-second time backing pin; 5-second driving shaft; 6-activity bar bar;
7-shaft coupling.
The specific embodiment
Embodiment 1
as shown in Figure 1, the utility model comprises the vibrator body, described vibrator body comprises the first power transmission shaft 1 and the second driving shaft 5 that the interval arranges, be fixedly connected with the first connecting crank 2-1 that protrudes upward on described the first power transmission shaft 1, be fixedly connected with on described second driving shaft 5 and protrude upward and the second connecting crank 2-2 equal in length with described the first connecting crank 2-1, be fixedly connected with the fixed strip bar 3 for generation of exciting force between described the first connecting crank 2-1 and described the second connecting crank 2-2, described fixed strip bar 3 is all parallel with second driving shaft 5 with described the first power transmission shaft 1.
In the present embodiment, described the first connecting crank 2-1 and described the first power transmission shaft 1 welding, described the second connecting crank 2-2 and 5 welding of described second driving shaft, one end of described fixed strip bar 3 and described the first connecting crank 2-1 welding, the other end of described fixed strip bar 3 and described the second connecting crank 2-2 welding.The cross section of described fixed strip bar 3 be shaped as circle or rectangle.The quantity of described vibrator body is one.
This vibrator is when concrete processing and fabricating, the length of fixed strip bar 3 is longer, the entire length of vibrator body is longer, only need this vibrator body can consist of the vibratory roller vibrator, when this vibrator was applied on vibratory roller, the first power transmission shaft 1 and second driving shaft 5 rotated, and drove 3 rotations of fixed strip bar by the first connecting crank 2-1 and the second connecting crank 2-2, produce exciting force, realize the compaction of vibratory roller.This vibrator can not be realized amplitude modulation, only need to be applicable to the vibratory roller of the same amplitude of generation.
Embodiment 2
As shown in Figure 2, the present embodiment as different from Example 1: the quantity of described vibrator body is two, and two described vibrator bodies are connected by shaft coupling 7.All the other structures are all identical with embodiment 1.
This vibrator is when concrete processing and fabricating, and the length of fixed strip bar 3 is shorter, and the entire length of vibrator body is shorter, needs two these vibrator bodies to consist of the vibratory roller vibrator, and operating principle is identical with embodiment 1.
as shown in Figure 3, the present embodiment is as different from Example 1: be positioned on one section first power transmission shaft 1 of described the first connecting crank 2-1 inboard and be rotatably connected to by clutch shaft bearing the 3rd connecting crank 2-3 that stretches out downwards, being positioned at is dynamically connected by the second bearing rotary on one section second driving shaft 5 of described the 3rd connecting crank 2-3 inboard stretches out downwards and the four connecting crank 2-4 equal in length with described the 3rd connecting crank 2-3, be fixedly connected with between described the 3rd connecting crank 2-3 and described the 4th connecting crank 2-4 that being useful on matches with fixed strip bar 3 regulates the activity bar bar 6 of vibratory roller amplitude, the inboard of described the first connecting crank 2-1 be provided be positioned at described the first power transmission shaft 1 top first on backing pin 4-1 and be positioned at first time backing pin 4-2 of described the first power transmission shaft 1 below, the inboard of described the second connecting crank 2-2 be provided be positioned at described second driving shaft 5 tops second on backing pin 4-3 and be positioned at second time backing pin 4-4 of described second driving shaft 5 belows, on described first on backing pin 4-1 and described second backing pin 4-3 be positioned on same level, described first time backing pin 4-2 and described second time backing pin 4-4 are positioned on same level, distance on distance and described second on described first between backing pin 4-1 and described first time backing pin 4-2 between backing pin 4-3 and described second time backing pin 4-4 is all less than the length of described the 3rd connecting crank 2-3 and the length of the 4th connecting crank 2-4.Described clutch shaft bearing and the second bearing are sliding bearing.The cross section of described activity bar bar 6 be shaped as circle or rectangle.All the other structures are all identical with embodiment 1.
this vibrator is when concrete processing and fabricating, the length of the length of fixed strip bar 3 and activity bar bar 6 is all longer, the entire length of vibrator body is longer, only need this vibrator body can consist of the vibratory roller vibrator, when this vibrator is applied on vibratory roller, when the first power transmission shaft 1 and second driving shaft 5 forward, the first power transmission shaft 1 and second driving shaft 5 drive 3 rotations of fixed strip bar by the first connecting crank 2-1 and the second connecting crank 2-2, when turning to that on first, on backing pin 4-1 and second, backing pin 4-3 collides described activity bar bar 6, drive activity bar bar 6 rotation together, at this moment, angle between activity bar bar 6 and fixed strip bar 3 is 0 °, total eccentric throw increases, the exciting force that produces increases, realized the operating mode of vibratory roller high-amplitude vibration, when the first power transmission shaft 1 and second driving shaft 5 counter-rotating, the first power transmission shaft 1 and second driving shaft 5 drive 3 rotations of fixed strip bar by the first connecting crank 2-1 and the second connecting crank 2-2, when first time backing pin 4-2 and second time backing pin 4-4 collide described activity bar bar 6 immediately and drive activity bar bar 6 and rotate together, at this moment, angle between activity bar bar 6 and fixed strip bar 3 is 180 °, total eccentric throw diminishes, and the exciting force of generation reduces, and has realized the operating mode that vibratory roller vibrates by a narrow margin.This vibrator can realize that the amplitude of vibratory roller regulates, and is applicable to need to produce high-amplitude and the vibratory roller of two amplitudes by a narrow margin.
Embodiment 4
As shown in Figure 4, the present embodiment as different from Example 3: the quantity of described vibrator body is two, and two described vibrator bodies are connected by shaft coupling 7.All the other structures are all identical with embodiment 3.
This vibrator is when concrete processing and fabricating, and the length of the length of fixed strip bar 3 and activity bar bar 6 is all shorter, and the entire length of vibrator body is shorter, needs two these vibrator bodies to consist of the vibratory roller vibrator, and operating principle is identical with embodiment 3.
in sum, the utility model is compared with vibrator with vibratory roller of the prior art, removed the jackshaft part, only kept eccentric part, all quality of mid portion are all for generation of the exciting force of road roller, this has reduced the quality of vibrating shaft from general structure, be beneficial to starting of oscillation and the failure of oscillation of vibratory roller, due to vibratory roller when the allocating power, to mate according to the peak power in real work, yet vibratory roller is when starting of oscillation, power demand is approximately 2 times of normal operation, so vibratory roller power demand when starting of oscillation is maximum, because this vibrator has reduced the vibrating shaft quality, therefore the dynamic moment of inertia of vibratory roller when starting of oscillation reduces, power demand reduces, the allocating power of motor can reduce, so good energy-saving effect is arranged.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (8)
1. energy-saving vibrator of vibratory roller, it is characterized in that: comprise the vibrator body, described vibrator body comprises the first power transmission shaft (1) and the second driving shaft (5) that the interval arranges, be fixedly connected with the first connecting crank (2-1) that protrudes upward on described the first power transmission shaft (1), be fixedly connected with on described second driving shaft (5) and protrude upward and second connecting crank (2-2) equal in length with described the first connecting crank (2-1), be fixedly connected with the fixed strip bar (3) for generation of exciting force between described the first connecting crank (2-1) and described the second connecting crank (2-2), described fixed strip bar (3) is all parallel with second driving shaft (5) with described the first power transmission shaft (1).
2. according to the energy-saving vibrator of vibratory roller claimed in claim 1, it is characterized in that: be positioned at inboard one section first power transmission shaft (1) of described the first connecting crank (2-1) and upward be rotatably connected to by clutch shaft bearing the 3rd connecting crank (2-3) that stretches out downwards, being positioned at upper being dynamically connected by the second bearing rotary of the inboard one section second driving shaft (5) of described the 3rd connecting crank (2-3) stretches out downwards and four connecting crank (2-4) equal in length with described the 3rd connecting crank (2-3), be fixedly connected with between described the 3rd connecting crank (2-3) and described the 4th connecting crank (2-4) that being useful on matches with fixed strip bar (3) regulates the activity bar bar (6) of vibratory roller amplitude, the inboard of described the first connecting crank (2-1) be provided be positioned at described the first power transmission shaft (1) top first on backing pin (4-1) and be positioned at first time backing pin (4-2) below described the first power transmission shaft (1), the inboard of described the second connecting crank (2-2) be provided be positioned at described second driving shaft (5) top second on backing pin (4-3) and be positioned at second time backing pin (4-4) below described second driving shaft (5), on backing pin on described first (4-1) and described second, backing pin (4-3) is positioned on same level, described first time backing pin (4-2) is positioned on same level with described second time backing pin (4-4), distance on distance and described second between backing pin on described first (4-1) and described first time backing pin (4-2) between backing pin (4-3) and described second time backing pin (4-4) is all less than the length of described the 3rd connecting crank (2-3) and the length of the 4th connecting crank (2-4).
3. according to the energy-saving vibrator of vibratory roller claimed in claim 2, it is characterized in that: described clutch shaft bearing and the second bearing are sliding bearing.
4. according to the energy-saving vibrator of vibratory roller claimed in claim 1, it is characterized in that: described the first connecting crank (2-1) and described the first power transmission shaft (1) welding, described the second connecting crank (2-2) and described second driving shaft (5) welding, one end of described fixed strip bar (3) and described the first connecting crank (2-1) welding, the other end of described fixed strip bar (3) and described the second connecting crank (2-2) welding.
5. according to the energy-saving vibrator of the described vibratory roller of arbitrary claim in claim 1～4, it is characterized in that: the cross section of described fixed strip bar (3) be shaped as circle or rectangle.
6. according to the energy-saving vibrator of the described vibratory roller of claim 2 or 3, it is characterized in that: the cross section of described activity bar bar (6) be shaped as circle or rectangle.
7. according to the energy-saving vibrator of the described vibratory roller of arbitrary claim in claim 1～4, it is characterized in that: the quantity of described vibrator body is one.
8. according to the energy-saving vibrator of the described vibratory roller of arbitrary claim in claim 1～4, it is characterized in that: the quantity of described vibrator body is two, and two described vibrator bodies are connected by shaft coupling (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007968 CN203007789U (en) | 2013-01-08 | 2013-01-08 | Energy-saving vibration exciter for vibratory roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320007968 CN203007789U (en) | 2013-01-08 | 2013-01-08 | Energy-saving vibration exciter for vibratory roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203007789U true CN203007789U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320007968 Expired - Fee Related CN203007789U (en) | 2013-01-08 | 2013-01-08 | Energy-saving vibration exciter for vibratory roller |
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| CN (1) | CN203007789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995521A (en) * | 2013-01-08 | 2013-03-27 | 长安大学 | Energy-saving type vibration exciter for vibratory roller |
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2013
- 2013-01-08 CN CN 201320007968 patent/CN203007789U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995521A (en) * | 2013-01-08 | 2013-03-27 | 长安大学 | Energy-saving type vibration exciter for vibratory roller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20160108 |