CN211818084U - Improved rammer head of rammed earth wall corner rammer - Google Patents
Improved rammer head of rammed earth wall corner rammer Download PDFInfo
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- CN211818084U CN211818084U CN202020139601.1U CN202020139601U CN211818084U CN 211818084 U CN211818084 U CN 211818084U CN 202020139601 U CN202020139601 U CN 202020139601U CN 211818084 U CN211818084 U CN 211818084U
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Abstract
An improved rammer head of a rammed earth wall corner rammer relates to the field of rammed earth wall construction devices and comprises a rammer head body and a dowel bar; the novel vertical T-shaped rammer is characterized in that the rammer body is of an integrally formed T-shaped structure, the bottom side face of the rammer body is trapezoidal, the upper portion of the bottom side face of the rammer body is wide and narrow, a force transmission rod hole and a compression joint in the vertical direction are formed in the top end of the rammer body, bolt holes in 2 horizontal directions are formed in two sides of the force transmission rod hole, clamping bolts are arranged in the bolt holes and matched with nuts, the bottom end of the force transmission rod is arranged in the force transmission rod hole of the rammer body and fixed to the top end of the rammer body through the clamping bolts and the nuts, a through hole is further formed in the bottom end of the force transmission rod, two positioning blocks are arranged in the through hole, a spring is connected between the two positioning blocks, a concave clamping groove capable. The application provides a rammer head of modified rammer earth wall corner tamper, the dowel steel is more firm with rammer head body coupling.
Description
Technical Field
The utility model relates to a rammed earth wall construction device field, concretely relates to rammer head of modified rammed earth wall corner tamp.
Background
The rammed earth building is developed for years in China, and experienced rammers always compact the corner parts of the earth wall when ramming earth in civil and traditional rammed earth construction. Therefore, from both scientific and practical aspects, the density of the corner parts of the rammed earth wall has a great influence on the strength of the whole rammed earth wall. The appearance of frog ramming machine can greatly improve the defect of traditional manual ramming, but its tamping at rammed earth wall corner position can't effectively be accomplished to influence construction quality. Today, manual construction is gradually eliminated when rapid construction is pursued, and the frog rammer has inadaptability to the corner part of a rammed earth wall in the construction process.
Grant publication number CN207244600U, name: a Chinese utility model of a rammer head of a rammer wall corner rammer comprises a rammer head body and a dowel bar; the force transmission rod is arranged at the top end of the tamper head body and is fixedly connected with the tamper head body, and the tamper head body is of an integrally formed inverted T-shaped structure; the top end of the tamper head body is provided with a force transmission rod hole and a pressing seam in the vertical direction, and two sides of the force transmission rod hole are provided with more than 2 bolt holes in the horizontal direction; the bottom end of the dowel bar is arranged in the dowel bar hole of the tamper head body and is fixed at the top end of the tamper head body through the clamping bolt and the nut. The utility model discloses a rammer head body integrated into one piece has avoided the connection of each part of split type rammer head body, has reduced the easy tired risk of easily destroying of rammer head body, and the dowel steel adopts bolted connection with rammer head body, has improved the agility of changing the damage component, improves the efficiency of construction of rammer soil building. But the connection steadiness of its dowel bar and rammer head body only depends on dowel bar hole, chucking bolt cooperation to press from both sides the dowel bar for the connection of dowel bar and rammer head body is unstable, and the dowel bar rotates in the dowel bar hole very easily, even breaks away from the downthehole play of dowel bar.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the application provides a rammer head of an improved rammer earth wall corner rammer, and a dowel bar is more stable in connection with a rammer head body.
In order to realize the technical effect, the utility model discloses a concrete technical scheme as follows:
an improved tamper head of a rammed earth wall corner tamper comprises a tamper head body and a dowel bar; the special-shaped ramming head is characterized in that the ramming head body is of an inverted T-shaped structure which is integrally formed, the side face of the bottom end of the ramming head body is of a trapezoid shape with a wide top and a narrow bottom, a force transmission rod hole and a pressing seam in the vertical direction are formed in the top end of the ramming head body, 2 bolt holes in the horizontal direction are formed in two sides of the force transmission rod hole, clamping bolts are arranged in the bolt holes and matched with nuts, the bottom end of the force transmission rod is arranged in the force transmission rod hole of the ramming head body and fixed to the top end of the ramming head body through the clamping bolts and the nuts, a through hole is further formed in the bottom end of the force transmission rod, two positioning blocks are arranged in the through hole, a spring is connected between the two positioning blocks, a concave clamping groove; when the dowel bar is fixedly connected with the tamper head body, one part of the two positioning blocks is positioned in the through hole, and the other part of the two positioning blocks is clamped in the clamping groove.
Further, a washer is arranged on the clamping bolt.
Further, a buffer pad is arranged at the bottom end of the dowel bar.
The working principle of the improved tamper head of the ramming earth wall corner tamper is as follows:
during installation, the two positioning blocks in the through hole are pressed to be contracted in the through hole, then the dowel bar is inserted into the dowel bar hole until the dowel bar hole reaches the bottom end of the dowel bar hole, then the dowel bar is rotated for a certain angle, the two positioning blocks are pushed into the clamping groove under the elastic force action of the spring and clamped in the clamping groove, and then the clamping bolt penetrates through the bolt hole and is screwed tightly; when the dowel bar is damaged or needs to be replaced, the clamping bolt is loosened, the thimble is pushed into the through hole to press the positioning block into the through hole, and then the dowel bar can be directly pulled out from the hole of the dowel bar.
According to the technical scheme, the utility model discloses a rammer head, its dowel steel and rammer head body fixed connection time, it has the cooperation of dowel steel hole, chucking bolt to detach to make the dowel steel tightly to be pressed from both sides tightly downthehole at the dowel steel, the effect of locating piece, spring on the dowel steel in addition makes the locating piece card between dowel steel hole and dowel steel, has restricted the removal of dowel steel, has strengthened the steadiness of dowel steel with rammer head body coupling greatly.
Drawings
The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments.
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the tamper head body of the present invention;
fig. 3 is a schematic view of a dowel bar according to the present invention;
FIG. 4 is a schematic view of the dowel bar of the present invention coupled to the tamper head body (excluding the clamping bolt);
fig. 5 is a schematic view of the connection between the positioning block and the spring according to the present invention;
wherein, 1, a tamper body; 2. a dowel bar; 3. a transfer rod aperture; 4. pressing the seam; 5. bolt holes; 6. clamping the bolt; 7. a nut; 8. a gasket; 9. perforating; 10. positioning blocks; 11. a spring; 12. a card slot; 13. a through hole; 14. a cushion pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present embodiments more clear, the technical solutions in the present embodiments will be described clearly and completely below with reference to the accompanying drawings in the present embodiments, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative effort belong to the protection scope of the present application.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Examples
As shown in fig. 1 to 3, the tamper head of the improved tamper for the corner tamper of the earth wall comprises a tamper head body 1 and a dowel bar 2; the special-shaped ramming mass comprises a ramming mass body 1 and a clamping bolt 6, wherein the ramming mass body 1 is of an integrally formed inverted T-shaped structure, the side surface of the bottom end of the ramming mass body 1 is of a trapezoid shape with a wide top and a narrow bottom, a force transmission rod hole 3 and a pressing seam 4 in the vertical direction are formed in the top end of the ramming mass body 1, 2 bolt holes 5 in the horizontal direction are formed in two sides of the force transmission rod hole 3, the clamping bolt 6 is arranged in the bolt holes 5, the clamping bolt 6 is matched with a nut 7, the bottom end of the force transmission rod 2 is arranged in the force transmission rod hole 3 of the ramming mass body 1 and fixed to the top end of the; the bottom end of the dowel bar 2 is also provided with a through hole 9, as shown in fig. 5, two positioning blocks 10 are arranged in the through hole 9, a spring 11 is connected between the two positioning blocks 10, a concave clamping groove 12 capable of clamping the positioning blocks 10 is arranged on the dowel bar hole 3, and a through hole 13 which is directly communicated with the clamping groove 12 is arranged on the side surface of the tamper body 1; as shown in figure 4, when the dowel bar 2 is fixedly connected with the tamper head body 1, one part of the two positioning blocks 10 is positioned in the through hole 9, and the other part is clamped in the clamping groove 12.
Wherein, the bottom end of the dowel bar 2 is provided with a cushion pad 14.
The working principle of the improved tamper head of the ramming earth wall corner tamper is as follows:
during installation, the two positioning blocks 10 in the through hole 9 are pressed to enable the two positioning blocks 10 to be contracted in the through hole 9, then the dowel bar 2 is inserted into the dowel bar hole 3 until the dowel bar reaches the bottom end of the dowel bar hole, then the dowel bar 2 is rotated for a certain angle, the two positioning blocks 10 are pushed into the clamping grooves 12 under the elastic force action of the springs 11 and are clamped in the clamping grooves 12, and then the bolt holes 5 penetrate through the clamping bolts 6 and are screwed tightly; when the dowel bar 2 is damaged or needs to be replaced, the clamping bolt 6 is loosened, the thimble is pushed into the through hole 13 to press the positioning block 10 into the through hole 9, and then the dowel bar 2 can be directly pulled out from the dowel bar hole 3.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (3)
1. An improved tamper head of a rammed earth wall corner tamper comprises a tamper head body and a dowel bar; the special-shaped ramming head is characterized in that the bottom end of the force transmission rod is also provided with a perforation, two positioning blocks are arranged in the perforation, a spring is connected between the two positioning blocks, the force transmission rod hole is provided with a concave clamping groove capable of clamping the positioning blocks, and the side surface of the ramming head is provided with a through hole which is communicated with the clamping groove; when the dowel bar is fixedly connected with the tamper head body, one part of the two positioning blocks is positioned in the through hole, and the other part of the two positioning blocks is clamped in the clamping groove.
2. The tamper head of an improved ramming earth wall corner tamper according to claim 1, wherein said clamping bolt is provided with a washer.
3. The tamper head of an improved ramming earth wall corner tamper according to claim 1, wherein said dowel bar is provided with a cushion at its bottom end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020139601.1U CN211818084U (en) | 2020-01-21 | 2020-01-21 | Improved rammer head of rammed earth wall corner rammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020139601.1U CN211818084U (en) | 2020-01-21 | 2020-01-21 | Improved rammer head of rammed earth wall corner rammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211818084U true CN211818084U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020139601.1U Active CN211818084U (en) | 2020-01-21 | 2020-01-21 | Improved rammer head of rammed earth wall corner rammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211818084U (en) |
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2020
- 2020-01-21 CN CN202020139601.1U patent/CN211818084U/en active Active
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