CN103452092A - Balance frog tamper - Google Patents
Balance frog tamper Download PDFInfo
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- CN103452092A CN103452092A CN2013103407710A CN201310340771A CN103452092A CN 103452092 A CN103452092 A CN 103452092A CN 2013103407710 A CN2013103407710 A CN 2013103407710A CN 201310340771 A CN201310340771 A CN 201310340771A CN 103452092 A CN103452092 A CN 103452092A
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- eccentric block
- rotating shaft
- transmission device
- chassis
- frog hammer
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Abstract
The invention aims to disclose a balance frog tamper comprising a chassis. A head rack is disposed in the front of the chassis. A head is disposed below the head rack. A transmission device is disposed on the head rack and is provided with a reduction wheel. The reduction wheel is connected with a middle wheel on the chassis through a V-belt. The middle wheel is connected with a motor through another V-belt. The balance frog tamper is characterized by comprising first and second eccentric blocks arranged on the transmission device. The first and second eccentric blocks are symmetrically disposed on the transmission device. The balance frog tamper has the advantages that the eccentric blocks are arranged on the transmission device, operating noise of the frog tamper is reduced effectively, and labor is less intensive for workers; rollers are mounted on the chassis of the frog tamper, so that mobility of the tamper is improved effectively.
Description
Technical field
The present invention relates to a kind of rammer, particularly a kind of balanced type frog hammer.
Background technology
Along with China's expanding economy, going into operation in a large number of the engineerings such as civil engineering, hydraulic architecture, highway construction and municipal administration, adopt the backfill compaction engineering of soil replacement method Ground Treatment more and more.
At present, domestic compacting machinary mainly contains: frog hammer, quiet effect smooth-wheeled roller, rubber-tyred roller and vibratory roller, frog hammer wherein is because it has the characteristics such as cheap, that operation and maintenance method is simple, still bringing into play huge effect aspect the Backfill Foundation compacting, huge market potential is still arranged.
Existing frog hammer is a kind of impact type low frequency vibration fill compaction machinery, this compacting machinary has that simple structure, volume are little, lightweight, easy to maintenance, processing ease, consolidation effect is good and the productivity ratio advantages of higher, therefore is widely used in the place that digging up and filling in area in building, drainage works, highway construction is little, can't use big-and-middle-sized compacting machinary.
Yet the frog hammer on existing market has also found that in constantly use procedure vibration is large, noise is large, and mobile flexibility is low, controls the higher problem of difficulty.
Therefore, the present invention just needs a kind of balanced type frog hammer especially, to address the above problem.
Summary of the invention
The object of the invention is to provide a kind of balanced type frog hammer, has solved the existing problem of prior art, and the noise produced in the time of not only can effectively reducing work can also reduce workman's labour intensity, simple in structure, is easy to manufacture.
To achieve these goals, technical scheme of the present invention is as follows:
A kind of balanced type frog hammer, it comprises chassis, front portion, described chassis is provided with the ram head frame, described ram head frame bottom is provided with ram head, be provided with transmission device on described ram head frame, be provided with ratio wheel on described transmission device, described ratio wheel links together by bead apex and the breast wheel be arranged on chassis, described breast wheel is connected with motor by bead apex, it is characterized in that, it also comprises the first eccentric block and the second eccentric block be arranged on transmission device, and described the first eccentric block and the second eccentric block horizontal symmetrical are arranged on transmission device.
In one embodiment of the invention, described transmission device comprises the first rotating shaft, the second rotating shaft and is connected gear, be fixedly installed respectively the connection gear in described the first rotating shaft and the second rotating shaft, connection gear in described the first rotating shaft intermeshes with the gear that is connected in described the second rotating shaft, and the other end and the ratio wheel of described the first rotating shaft are fixedly linked.
In one embodiment of the invention, described the first eccentric block and the second eccentric block are fixedly installed on respectively in the first rotating shaft and the second rotating shaft.
In one embodiment of the invention, below, described chassis also is provided with some symmetrical rollers.
In one embodiment of the invention, rear portion, described chassis is provided with handle.
When the present invention uses, at first described motor drives breast wheel and ratio wheel rotation successively by bead apex, and ratio wheel drives the first rotating shaft rotation be fixedly connected with it again, thereby drives the rotation of the first eccentric block; The second rotating shaft rotation that the rotation of the first rotating shaft also has been connected gear driven by what be fixedly linked with it, thereby further driven the rotation of the second eccentric block, the present invention by arranging two eccentric blocks on rammer, utilize the paired eccentric block of driven by motor to do rightabout rotation, the horizontal centrifugal force that they are produced is cancelled out each other, and has reached the balance of horizontal direction.
Balanced type frog hammer of the present invention, effectively having solved frog hammer in prior art vibrates large, noise is large, mobile flexibility is low, control the higher problem of difficulty, by increasing an eccentric block, utilize motor to drive paired eccentric block and do rightabout rotation, the horizontal centrifugal force that they are produced is cancelled out each other, make the ram head frame no longer as existing frog hammer, produce the horizontal direction vibration, thereby reach the purpose that reduces operating noise and reduce labor strength, and by the frog hammer chassis, roller being installed, effectively improved the flexibility that rammer moves.
The accompanying drawing explanation
Fig. 1 is the structural representation of balanced type frog hammer of the present invention;
Fig. 2 is the structural representation of transmission device in balanced type frog hammer of the present invention;
Fig. 3 is the force analysis figure of balanced type frog hammer of the present invention;
Schematic diagram when Fig. 4 is balanced type frog hammer operation of the present invention;
Schematic diagram when Fig. 5 is balanced type frog hammer operation of the present invention;
Schematic diagram when Fig. 6 is balanced type frog hammer operation of the present invention;
Schematic diagram when Fig. 7 is balanced type frog hammer operation of the present invention;
Schematic diagram when Fig. 8 is balanced type frog hammer operation of the present invention;
Schematic diagram when Fig. 9 is balanced type frog hammer operation of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, further set forth the present invention below in conjunction with specific embodiment.
As depicted in figs. 1 and 2, balanced type frog hammer of the present invention, it comprises chassis 1, 1 front portion, described chassis is provided with ram head frame 2, described ram head frame 2 bottoms are provided with ram head 3, be provided with transmission device 4 on described ram head frame 2, be provided with ratio wheel 5 on described transmission device 4, described ratio wheel 5 by bead apex 6 be arranged on the One On The Chassis breast wheel 7 and link together, described breast wheel 7 is connected with motor 8 by bead apex 6, 1 rear portion, described chassis is provided with handle 9, it is characterized in that: it also comprises the first eccentric block 10 and the second eccentric block 11 be arranged on transmission device 4, the position that described the first eccentric block 10 and the second eccentric block 11 are arranged on transmission device 4 is horizontal symmetrical.
In the present invention, described transmission device 4 comprises the first rotating shaft 41, the second rotating shaft 42 and is connected gear 43, described the first rotating shaft 41 is connected gear 43 with being fixedly installed respectively in the second rotating shaft 42, connection gear 43 in described the first rotating shaft 41 intermeshes with the gear 43 that is connected in described the second rotating shaft 42, and the other end of described the first rotating shaft 41 and ratio wheel 5 are fixedly linked.
In the present invention, described the first eccentric block 10 and the second eccentric block 11 are fixedly installed on respectively in the first rotating shaft 41 and the second rotating shaft 42.
In the present invention, 1 below, described chassis also is provided with some symmetrical rollers 12.
When invention is used, at first described motor 8 drives breast wheel 7 and ratio wheel 5 rotations successively by bead apex 6, and ratio wheel 5 drives the first rotating shaft 41 rotations that are fixedly connected with it again, thereby drives the rotation of the first eccentric block 10; The rotation of the first rotating shaft 41 has also driven the second rotating shaft 42 rotations by the gear 43 that is connected be fixedly linked with it, thereby further driven the rotation of the second eccentric block 11, the present invention by arranging two eccentric blocks on rammer, utilize motor 8 to drive paired eccentric block and do rightabout rotation, the horizontal centrifugal force that they are produced is cancelled out each other, and has reached the balance of horizontal direction.
The operating principle of balanced type frog hammer of the present invention:
Balanced type frog hammer of the present invention utilizes motor to drive the rotation that the first eccentric block 10 and the second eccentric block 11 are made the rightabout constant angular velocity, the horizontal direction centrifugal force that they are produced is cancelled out each other, and vertical direction centrifugal force superposes mutually, rotation by eccentric wheel 5 makes ram head 3 produce vertical up-down vibration, thereby reaches the purpose to backfill compaction.
If the first eccentric block 10 and the second eccentric block 11 are contained in respectively in the first rotating shaft 41 and the second rotating shaft 42, its quality is respectively m
1and m
2, eccentric block barycenter to the distance of the centre of gyration is respectively r
1and r
2, angular velocity of rotation is respectively ω
1and ω
2.As shown in Figure 3, for the first eccentric block 10, the centrifugal force produced during its rotation is F
1:
Equally, the centrifugal force that the second eccentric block 11 produces is:
If the quality of the first eccentric block 10 and the second eccentric block 11, eccentric block barycenter to distance and the angular velocity of rotation of the centre of gyration equate respectively, its centrifugal force equal and opposite in direction produced respectively, that is:
F
1＝F
2
When the switched in opposite of the first eccentric block 10 and the second eccentric block 11, and when from identical position or from the position of horizontal symmetrical, starting rotation, the centrifugal force of the first eccentric block 10 and the second eccentric block 11 equates with horizontal angle, that is: simultaneously
At this moment, the centrifugal force that the first eccentric block 10 in the first rotating shaft 41 and the second rotating shaft 42 and the second eccentric block 11 produce, component equal and opposite in direction in the horizontal direction, that is:
And two horizontal component opposite directions, thereby cancel out each other.In like manner, the component equal and opposite in direction on its vertical direction, and direction is identical, and two power stack up, its T that makes a concerted effort:
This T that makes a concerted effort is for vertically upward or vertically downward, and size changes with centrifugal force and horizontal angle, and it passes to ram head 3 by bearing, and backfill is compacted.
The Analysis of Periodic of balanced type frog hammer of the present invention:
As shown in Fig. 4 to Fig. 9, the periodic motion of improved frog hammer can be divided into following four-stage:
First stage, as shown in Figure 4 and Figure 5, motor 8 drive the first eccentric blocks 10 and the second eccentric block 11 respectively along contrary direction with each 90-degree rotation of equal-sized angular velocity, in this process, the ram head 3 that makes that the centrifugal force that the first eccentric block 10 and the second eccentric block 11 produce can be decomposed into straight down compresses component and the horizontal force on ground, horizontal component equal and opposite in direction wherein, opposite direction, make the frog hammer support there is no the trend of horizontal movement.
Second stage, as shown in Fig. 5, Fig. 6 and Fig. 7, motor 8 drives the first eccentric block 10 and the second eccentric block 11 respectively to rotate to respectively the position of 180 degree with equal-sized angular velocity along contrary direction, in this process, equally, two centrifugal force horizontal components that the first eccentric block 10 and the second eccentric block 11 produce are respectively cancelled out each other, and make the frog hammer support continue to keep the horizontal direction balance.Two component that make ram head 3 built on stilts are straight up increased gradually by little, and two power stacks, reach maximum value in 180 degree positions, makes the frog hammer ram head rise to extreme higher position.
Phase III, as shown in Figure 7 and Figure 8, motor 8 drives the first eccentric block 10 and the second eccentric block 11 to rotate to horizontal level by vertical position, contrary with second stage, and the vertical component of centrifugal force produced respectively reduces gradually, but direction still straight up.Two horizontal components continue to keep balance.
Fourth stage, as shown in Figure 8 and Figure 9, the first eccentric block 10 and the second eccentric block 11 are got back to homeposition simultaneously, and the one-period motion finishes.Eccentric block is that its vertical direction divides force direction by the separation become straight up straight down at horizontal level.In this rotary course, eccentric force straight down increases gradually, in original position, reaches maximum, thereby eccentric block drives ram head, rams ground downwards.In the horizontal direction, two horizontal components continue to keep balance.
Balanced type frog hammer of the present invention, effectively having solved frog hammer in prior art vibrates large, noise is large, mobile flexibility is low, control the higher problem of difficulty, by increasing an eccentric block, utilize motor to drive paired eccentric block and do rightabout rotation, the horizontal centrifugal force that they are produced is cancelled out each other, make the ram head frame no longer as existing frog hammer, produce the horizontal direction vibration, thereby reach the purpose that reduces operating noise and reduce labor strength, and by the frog hammer chassis, roller being installed, effectively improved the flexibility that rammer moves.
Above demonstration and described basic principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what in above-described embodiment and manual, describe is principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in claimed scope of the present invention.The protection domain that the present invention requires is defined by appending claims and equivalent thereof.
Claims (5)
1. a balanced type frog hammer, it comprises chassis, front portion, described chassis is provided with the ram head frame, described ram head frame bottom is provided with ram head, be provided with transmission device on described ram head frame, be provided with ratio wheel on described transmission device, described ratio wheel links together by bead apex and the breast wheel be arranged on chassis, described breast wheel is connected with motor by bead apex, it is characterized in that, it also comprises the first eccentric block and the second eccentric block be arranged on transmission device, and described the first eccentric block and the second eccentric block horizontal symmetrical are arranged on transmission device.
2. balanced type frog hammer according to claim 1, it is characterized in that, described transmission device comprises the first rotating shaft, the second rotating shaft and is connected gear, be fixedly installed respectively the connection gear in described the first rotating shaft and the second rotating shaft, connection gear in described the first rotating shaft intermeshes with the gear that is connected in described the second rotating shaft, and the other end and the ratio wheel of described the first rotating shaft are fixedly linked.
3. balanced type frog hammer according to claim 2, is characterized in that, described the first eccentric block and the second eccentric block are fixedly installed on respectively in the first rotating shaft and the second rotating shaft.
4. balanced type frog hammer according to claim 1, is characterized in that, below, described chassis also is provided with some symmetrical rollers.
5. balanced type frog hammer according to claim 1, is characterized in that, rear portion, described chassis is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310340771.0A CN103452092B (en) | 2013-08-06 | 2013-08-06 | Balance frog tamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310340771.0A CN103452092B (en) | 2013-08-06 | 2013-08-06 | Balance frog tamper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452092A true CN103452092A (en) | 2013-12-18 |
| CN103452092B CN103452092B (en) | 2018-06-08 |
Family
ID=49734899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310340771.0A Active CN103452092B (en) | 2013-08-06 | 2013-08-06 | Balance frog tamper |
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| Country | Link |
|---|---|
| CN (1) | CN103452092B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790149A (en) * | 2014-03-05 | 2014-05-14 | 广西大学 | Sole-shaped belt wheel tamping machine |
| CN105544500A (en) * | 2015-12-04 | 2016-05-04 | 无锡职业技术学院 | Frog compactor |
| CN110080231A (en) * | 2019-03-27 | 2019-08-02 | 浙江立鹏建设有限公司 | A kind of foundation pit backfill compaction apparatus and its debulking methods |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2127721Y (en) * | 1991-10-25 | 1993-03-03 | 柏飞 | Hammer-blow tamper of linear motor type |
| CN2404925Y (en) * | 1999-12-22 | 2000-11-08 | 范俊柱 | Frog rammer |
| CN2421324Y (en) * | 2000-03-30 | 2001-02-28 | 西南石油学院 | Frog rammer |
| US6267532B1 (en) * | 1999-02-03 | 2001-07-31 | Svedala Compaction Equipment Ab | Handle assembly for a vibrating compactor |
| CN1474171A (en) * | 2002-08-06 | 2004-02-11 | 任世银 | Orientation technique of centrifugal force |
| CN101997357A (en) * | 2010-11-19 | 2011-03-30 | 西安理工大学 | Generation method of one-way aperiodic vibration of single motor and one-way aperiodic vibration device |
-
2013
- 2013-08-06 CN CN201310340771.0A patent/CN103452092B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2127721Y (en) * | 1991-10-25 | 1993-03-03 | 柏飞 | Hammer-blow tamper of linear motor type |
| US6267532B1 (en) * | 1999-02-03 | 2001-07-31 | Svedala Compaction Equipment Ab | Handle assembly for a vibrating compactor |
| CN2404925Y (en) * | 1999-12-22 | 2000-11-08 | 范俊柱 | Frog rammer |
| CN2421324Y (en) * | 2000-03-30 | 2001-02-28 | 西南石油学院 | Frog rammer |
| CN1474171A (en) * | 2002-08-06 | 2004-02-11 | 任世银 | Orientation technique of centrifugal force |
| CN101997357A (en) * | 2010-11-19 | 2011-03-30 | 西安理工大学 | Generation method of one-way aperiodic vibration of single motor and one-way aperiodic vibration device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790149A (en) * | 2014-03-05 | 2014-05-14 | 广西大学 | Sole-shaped belt wheel tamping machine |
| CN103790149B (en) * | 2014-03-05 | 2015-08-19 | 广西大学 | A kind of sole shape belt wheel rammer |
| CN105544500A (en) * | 2015-12-04 | 2016-05-04 | 无锡职业技术学院 | Frog compactor |
| CN110080231A (en) * | 2019-03-27 | 2019-08-02 | 浙江立鹏建设有限公司 | A kind of foundation pit backfill compaction apparatus and its debulking methods |
| CN110080231B (en) * | 2019-03-27 | 2021-01-08 | 浙江立鹏建设有限公司 | Foundation pit backfill soil compacting device and compacting method thereof |
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| Publication number | Publication date |
|---|---|
| CN103452092B (en) | 2018-06-08 |
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