CN211596737U - Frog hammer for road - Google Patents
Frog hammer for road Download PDFInfo
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- CN211596737U CN211596737U CN201922469073.6U CN201922469073U CN211596737U CN 211596737 U CN211596737 U CN 211596737U CN 201922469073 U CN201922469073 U CN 201922469073U CN 211596737 U CN211596737 U CN 211596737U
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- screw
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- screw hole
- frame
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Abstract
The utility model discloses a frog hammer for road, which comprises a frame, a motor, a tamping frame, a first rotating shaft arranged on the frame in a self-rotating manner, a second rotating shaft arranged on the tamping frame in a self-rotating manner, a flywheel sleeved on the second rotating shaft, and a motor reducing gear sleeved on the first rotating shaft and linked with the first rotating shaft through a belt; the flywheel is linked with the speed reducing wheel through a belt; the tamper frame is hinged to the frame through being fixedly connected to the first rotating shaft; the eccentric component is also included; the eccentric component comprises an eccentric block, a balancing weight, a sliding plate and a screw; the utility model provides a road frog hammer can carry out the position adjustment according to the focus of different user demands to the eccentric block of eccentric wheel, has promoted frog hammer's practicality greatly.
Description
Technical Field
The utility model relates to an engineering construction equipment field, in particular to road frog hammer.
Background
In engineering projects, especially road engineering projects, backfill is often required to fill certain specific areas, such as roadbeds; when the backfill soil is filled on the roadbed, the backfill soil needs to be tamped in time, so that the roadbed is fast and stable.
The existing tamping operation is basically completed through a tamping machine, the tamping machine is rich in types, the current mainstream tamping machine in the market is a frog type tamping machine, the core working principle of the frog type tamping machine is that the rotation of an eccentric wheel is utilized to drive a tamping plate to continuously jump, and the continuously jumping tamping plate carries out tamping operation on backfill soil, so that the frog type tamping machine is simple in structure and high in tamping efficiency.
When the tamping process meets the roadbed with different soil quality and soil condition, the tamping machines with different gravity centers are often used, but the position of the eccentric block of the eccentric wheel of the existing frog type tamping machine is fixed, the gravity center of the eccentric wheel cannot be adjusted, and the frog type tamping machine has limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a road frog hammer aims at solving the position of the eccentric block of current frog hammer's eccentric wheel and is fixed, and its focus can not be adjusted, has the problem of limitation.
In order to achieve the above object, the present invention provides a technical solution:
a frog hammer for road comprises a frame, a motor, a tamping frame, a first rotating shaft arranged on the frame, a second rotating shaft arranged on the tamping frame, a flywheel rotatably arranged on the second rotating shaft, and a speed reducing wheel rotatably arranged on the first rotating shaft and linked with the motor through a belt; the flywheel is linked with the speed reducing wheel through a belt; the tamper frame is hinged to the first rotating shaft; the eccentric component is also included;
the eccentric component comprises an eccentric block, a balancing weight, a sliding plate and a screw; the eccentric block is fixed on the side wall of the flywheel; the eccentric block is provided with a convex sliding groove; the sliding plate is slidably embedded in the convex sliding groove; the balancing weight is fixedly connected to the sliding plate; the balancing weight is positioned outside the convex sliding groove; both ends of the sliding plate are respectively provided with a through hole;
the edge of the notch of the convex sliding groove of the eccentric block is provided with a plurality of first screw hole groups; the first screw hole group comprises 2 first screw holes; the first screw hole groups are uniformly distributed along the length direction of the convex sliding groove at equal preset distances; a plurality of second screw hole groups are arranged at the bottom of the convex sliding groove; the plurality of second screw hole groups are uniformly distributed along the length direction of the convex sliding groove at equal preset distances;
the distance between 2 first screw holes of the first screw hole group and the distance between 2 through holes are consistent with the distance between 2 second screw holes of the second screw hole group; the first screw hole and the second screw hole are consistent in size; the number of the first screw holes is consistent with that of the second screw holes; the first screw holes correspond to the second screw holes one to one; each first screw hole and the corresponding second screw hole are arranged oppositely; the number of the screws is 2; 2 the screw is worn to locate respectively first screw, 2 the through-hole with the second screw.
Preferably, the number of the eccentric assemblies is 2; the 2 eccentric assemblies are respectively and fixedly connected to two sides of the flywheel; the 2 eccentric assemblies are symmetrically arranged on the flywheel.
Preferably, the counterweight block comprises a first offset block and a second offset block; the first bias block and the second bias block are symmetrically arranged with the sliding plate; a gap is reserved between the first eccentric block and the second eccentric block so as to facilitate the penetration of the screw.
Preferably, the preset distance is set to be 2cm-5 cm.
Preferably, the screw is a socket head cap screw.
Preferably, the walking stick also comprises a handrail; the handrail is fixedly connected to the rack; the handrail is sleeved with a rubber anti-slip sleeve.
Preferably, the device further comprises a motor switch; the motor switch is electrically connected with the motor.
Preferably, the motor switch is disposed on the grab bar.
Preferably, the safety cover is further included; the safety cover is fixedly connected to the second rotating shaft; the distance between the safety cover and the second rotating shaft is greater than the maximum distance between the eccentric block and the second rotating shaft.
Preferably, the safety cover is in the shape of a circular arc.
Compared with the prior art, the utility model discloses possess following beneficial effect at least:
the utility model provides a road frog hammer which can adjust the position of the gravity center of the eccentric block of the eccentric wheel according to different use requirements; specifically, the sliding plate is fixed at different positions of the convex sliding groove through screws, so that the balancing weight is fixed at different positions of the eccentric block, the gravity center of the eccentric block is adjusted, and the gravity center of the flywheel is adjusted; when the soil is loose and the volume of the soil block is large, large impact force is needed, and the position of the balancing weight is adjusted to be far away from the center of the flywheel; when the soil is compact and the volume of the soil block is small, the required impact force is small, and the position of the balancing weight is adjusted to be closer to the position of the center of a circle of the flywheel; the utility model provides a road frog hammer structure retrencies, has promoted frog hammer's practicality greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic perspective view of an embodiment of a frog hammer of the present invention;
FIG. 2 is a schematic structural view of an eccentric assembly of an embodiment of the frog hammer of the present invention;
fig. 3 is a schematic view of an internal structure of an eccentric assembly of an embodiment of the frog hammer of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
431 | |
| 200 | |
432 | |
| 310 | |
440 | |
| 320 | First rotating |
450 | Supporting |
| 330 | |
460 | First |
| 340 | |
461 | |
| 350 | |
470 | Second |
| 360 | Second rotating |
471 | |
| 400 | |
480 | Through |
| 410 | |
490 | |
| 420 | Convex |
500 | |
| 430 | |
600 | |
| 610 | Support rod |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a road frog hammer.
Referring to fig. 1 to 3, a frog hammer for road comprises a frame 100, a motor 310, a ramming frame 200, a first rotating shaft 320 arranged on the frame 100, a second rotating shaft 360 arranged on the ramming frame 200, a flywheel 340 rotatably arranged on the second rotating shaft 360 through a bearing, and a reducing gear 330 rotatably arranged on the first rotating shaft 320 through a bearing and linked with the motor 310 through a belt 340; the flywheel 340 is linked with the speed reducing wheel 330 through a belt 340; the tamper frame 200 is hinged to the first rotating shaft 320. The above technical features are prior art and will not be discussed in detail here.
The frog hammer further comprises an eccentric assembly 400; the eccentric assembly 400 includes an eccentric mass 410, a weight block 430, a sliding plate 440, and a screw 490; to ensure the eccentric effect, the eccentric mass 410 has a fan shape; the eccentric block 410 is fixed on the side wall of the flywheel 340, and the outer side of the eccentric block 410, which is far away from the flywheel 340, extends out of the flywheel 340; the eccentric block 410 is provided with a convex sliding groove 420, and the section of the convex sliding groove 420 is in a convex shape; the sliding plate 440 is slidably inserted into the male chute 420; the counterweight block 430 is fixedly connected to the sliding plate 440 through a supporting rod 450, and the diameter of the supporting rod 450 is smaller than the width of the slot opening of the convex sliding groove 420; the balancing weight 430 is positioned outside the convex chute 420; both ends of the sliding plate 440 are respectively opened with a through hole 480.
The eccentric block 410 is provided with a plurality of first screw hole groups 460 at the edge of the groove opening of the convex chute 420; the first screw hole group 460 includes 2 first screw holes 461 respectively disposed at both sides of the slot of the male chute 420; the plurality of first screw hole groups 460 are uniformly distributed along the length direction of the convex chute 420 at equal preset distances; a plurality of second screw hole groups 470 are arranged at the bottom of the convex chute 420; the plurality of second screw hole groups 470 are uniformly distributed along the length direction of the male chute 420 by a predetermined distance.
As shown in fig. 3, the distance between the 2 first screw holes 461 and the distance between the 2 through holes 480 of the first screw hole group 460 are both the same as the distance between the 2 second screw holes 471 of the second screw hole group; the first screw hole 461 and the second screw hole 471 have the same size; internal threads are arranged in the first screw hole 461 and the second screw hole 471; the number of the first screw holes 461 is the same as that of the second screw holes 471; the first screw holes 461 and the second screw holes 471 are in one-to-one correspondence; each first screw hole 461 and the corresponding second screw hole 471 are arranged in a normal phase opposite to each other; the number of screws 490 is 2; the 2 screws 490 are respectively inserted into the first screw holes 461, the 2 through holes 480 and the second screw holes 471, thereby fixing the sliding plate 440.
The working principle is as follows: the utility model provides a frog hammer for road, which can adjust the position of the gravity center of the eccentric block 410 of the eccentric wheel according to different use requirements; specifically, the sliding plate 440 is fixed to different positions of the convex sliding groove 420 by the screws 490, so that the weight block 430 is fixed to different positions of the eccentric block 410, thereby adjusting the center of gravity of the eccentric block 410, and thus adjusting the center of gravity of the flywheel 340; when the soil is loose and the volume of the soil block is large, large impact force is needed, and the position of the balancing weight 430 is adjusted to be far away from the center of the flywheel 340; when the soil is compact and the volume of the soil block is small, the impact force is small, and the position of the balancing weight 430 is adjusted to be close to the position of the center of the flywheel 340; the utility model provides a road frog hammer structure retrencies, has promoted frog hammer's practicality greatly.
In addition, as shown in fig. 1 and 2, the number of the eccentric assemblies 400 of the frog hammer is set to be 2; the 2 eccentric assemblies 400 are respectively and fixedly connected to two sides of the flywheel 340; the 2 eccentric assemblies 400 are symmetrically arranged with respect to the flywheel 340. The rotation of the flywheel 340 is more balanced and the operation is more stable by providing 2 eccentric assemblies 400.
Meanwhile, the weight block 430 includes a first bias block 431 and a second bias block 432; the first and second biasing blocks 431 and 432 are symmetrically disposed with the sliding plate 440; a gap is left between the first offset block 431 and the second offset block 432 so as to facilitate the installation of the screw 490, and thus the position of the balancing weight 430 can be adjusted by an operator more conveniently.
Meanwhile, the preset distance is set to be 2cm to 5cm (2 cm is preferable in the embodiment), and different position adjusting distances of the balancing weights 430 can be set by setting different preset distances.
In addition, the screw 490 is a socket head cap screw 490, which is convenient for the operator to screw.
In addition, as shown in fig. 1, the frog hammer of the road further comprises a handrail 500; the handrail 500 is fixedly connected to the frame 100; the handrail 500 is sleeved with a rubber anti-slip sleeve (not shown), and the rubber anti-slip sleeve is arranged to enable an operator to be more stable when holding the handrail 500.
Meanwhile, a motor 310 switch (not shown) is also included; the switch of the motor 310 is electrically connected with the motor 310, and the switch of the motor 310 is arranged on the handrail 500. Facilitating the operator to start the motor 310.
In addition, as shown in fig. 1, the frog hammer of the road further comprises a safety cover 600; the safety cover 600 is fixedly connected to the second rotating shaft 360 through the support rods 610, the number of the support rods 610 is 2, 2 support rods 610 are respectively and fixedly connected to the second rotating shaft 360, and the 2 support rods 610 are symmetrically arranged with the flywheel 340; meanwhile, the distance between the safety cover 600 and the second rotating shaft 360 is ensured to be larger than the maximum distance between the eccentric block 410 and the second rotating shaft 360, so that the contact interference between the eccentric block 410 and the safety cover 600 is prevented. In order to ensure the protection effect of the safety cover 600, the safety cover 600 is arc-shaped.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A frog hammer for road comprises a frame, a motor, a tamping frame, a first rotating shaft arranged on the frame, a second rotating shaft arranged on the tamping frame, a flywheel rotatably arranged on the second rotating shaft, and a speed reducing wheel rotatably arranged on the first rotating shaft and linked with the motor through a belt; the flywheel is linked with the speed reducing wheel through a belt; the tamper frame is hinged to the first rotating shaft; it is characterized by also comprising an eccentric component;
the eccentric component comprises an eccentric block, a balancing weight, a sliding plate and a screw; the eccentric block is fixed on the side wall of the flywheel; the eccentric block is provided with a convex sliding groove; the sliding plate is slidably embedded in the convex sliding groove; the balancing weight is fixedly connected to the sliding plate; the balancing weight is positioned outside the convex sliding groove; both ends of the sliding plate are respectively provided with a through hole;
the edge of the notch of the convex sliding groove of the eccentric block is provided with a plurality of first screw hole groups; the first screw hole group comprises 2 first screw holes; the first screw hole groups are uniformly distributed along the length direction of the convex sliding groove at equal preset distances; a plurality of second screw hole groups are arranged at the bottom of the convex sliding groove; the plurality of second screw hole groups are uniformly distributed along the length direction of the convex sliding groove at equal preset distances;
the distance between 2 first screw holes of the first screw hole group and the distance between 2 through holes are consistent with the distance between 2 second screw holes of the second screw hole group; the first screw hole and the second screw hole are consistent in size; the number of the first screw holes is consistent with that of the second screw holes; the first screw holes correspond to the second screw holes one to one; each first screw hole and the corresponding second screw hole are arranged oppositely; the number of the screws is 2; 2 the screw is worn to locate respectively first screw, 2 the through-hole with the second screw.
2. A frog hammer according to claim 1, wherein the number of eccentric assemblies is 2; the 2 eccentric assemblies are respectively and fixedly connected to two sides of the flywheel; the 2 eccentric assemblies are symmetrically arranged on the flywheel.
3. The frog hammer of claim 1, wherein said weight comprises a first offset and a second offset; the first bias block and the second bias block are symmetrically arranged with the sliding plate; a gap is reserved between the first eccentric block and the second eccentric block so as to facilitate the penetration of the screw.
4. A frog tamper according to claim 1, wherein the predetermined distance is set to 2-5 cm.
5. The frog hammer according to claim 1, wherein said screw is a socket head cap screw.
6. The frog hammer according to claim 1, further comprising a grab bar; the handrail is fixedly connected to the rack; the handrail is sleeved with a rubber anti-slip sleeve.
7. The frog hammer according to claim 6, further comprising a motor switch; the motor switch is electrically connected with the motor.
8. The frog hammer according to claim 7, wherein said motor switch is disposed on said handrail.
9. A frog tamper according to any of claims 1-8, further comprising a safety shield; the safety cover is fixedly connected to the second rotating shaft; the distance between the safety cover and the second rotating shaft is greater than the maximum distance between the eccentric block and the second rotating shaft.
10. The frog hammer according to claim 9, wherein said safety shield is in the shape of a circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469073.6U CN211596737U (en) | 2019-12-31 | 2019-12-31 | Frog hammer for road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922469073.6U CN211596737U (en) | 2019-12-31 | 2019-12-31 | Frog hammer for road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211596737U true CN211596737U (en) | 2020-09-29 |
Family
ID=72598865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922469073.6U Active CN211596737U (en) | 2019-12-31 | 2019-12-31 | Frog hammer for road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211596737U (en) |
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2019
- 2019-12-31 CN CN201922469073.6U patent/CN211596737U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210602 Address after: 418000 No. 1205, building 15, Yingfeng East Road, Hecheng District, Huaihua City, Hunan Province Patentee after: Hunan Wenda Construction Engineering Co.,Ltd. Address before: 418300 intersection of national highway 209 and Shuangyong North Road, Lincheng Town, Huitong County, Huaihua City, Hunan Province Patentee before: Hunan Yuanhai road and Bridge Construction Co.,Ltd. |