CN211849383U - Automatic cleaning device for dynamic compaction hammer of crawler-type dynamic compaction machine - Google Patents
Automatic cleaning device for dynamic compaction hammer of crawler-type dynamic compaction machine Download PDFInfo
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- CN211849383U CN211849383U CN201922125723.5U CN201922125723U CN211849383U CN 211849383 U CN211849383 U CN 211849383U CN 201922125723 U CN201922125723 U CN 201922125723U CN 211849383 U CN211849383 U CN 211849383U
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- dynamic compaction
- screw rod
- compaction hammer
- crawler
- hammer
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
Automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer. The air vent is likely to be blocked by rammed earth in the using process, so that a local vacuum suction hammer is caused, or local air is strongly compressed to form an air cushion, so that the rammer bounces and deflects, and the tamping effect is influenced. The utility model discloses the constitution includes: the dynamic compaction hammer (10) that constitute through the bolt fastening by a plurality of discs (9), the air vent (12) upper portion of dynamic compaction hammer and fixed disk (5) threaded connection who has round hole (6), central round hole (13) department of fixed disk wear to be equipped with screw rod (11), screw rod lower part and activity dish (2) threaded connection, the screw rod on the cover have spring (4) and the fixed disk with the activity dish press the upper and lower both ends of spring, the activity dish have circular arc opening (1) all around. The utility model is used for automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer.
Description
The technical field is as follows:
the utility model relates to an automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer.
Background art:
the dynamic compaction hammer is mainly used for improving the bearing capacity of deep foundation, is mainly used in the building industry, and is widely applied to construction engineering and sea filling engineering. The construction generally adopts a crawler crane with an automatic unhooking device to lift the rammer.
The structure of the strong rammer in the prior art is a closed cylindrical cavity formed by welding thick steel plates in a surrounding manner, the cylindrical cavity is filled with concrete filled with pig iron blocks and cement to increase the overall weight of the rammer, a plurality of cylindrical vent holes are uniformly distributed between the upper end surface and the lower end surface of the cylinder, the vent holes have the function of generating strong impact force on the ground when a heavy-weight rammer is unhooked and falls in a free falling body with strong force, if no vent hole exists, local vacuum suction hammers or local air is possibly compressed with strong force to form an air cushion so that the rammer bounces and deflects to influence the ramming effect, the decibel number of air mass rapidly diffused after the local air is compressed with strong force is very high, serious environmental noise pollution can be caused to the periphery of a construction area, the middle part of the upper end surface of the rammer is also provided with a hook matched with a unhooking device so as to be hooked with the unhooking device at the tail end of a crawler, thereby being capable of repeatedly hoisting and falling the rammer.
Because the vent hole is likely to be blocked by rammed earth in the using process, a local vacuum suction hammer is caused, or air cushion is formed after local air is compressed by strong force, so that the rammer bounces and deflects, the tamping effect is influenced, manual blockage removal is needed after the vent hole is blocked, the use is not convenient enough, and the using effect is not ideal enough.
The utility model has the following contents:
the utility model aims at solving the problem that the air vent of present dynamic compaction hammer probably is blockked up by the rammed earth, provide one kind can carry out the automatic cleaning device of crawler-type dynamic compaction machine dynamic compaction hammer that clears up to the rammed earth of air vent.
The above purpose is realized by the following technical scheme:
the utility model provides an automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer, its constitution includes: pass through the dynamic compaction hammer that the bolt fastening constitutes by a plurality of discs, the air vent upper portion of dynamic compaction hammer and the fixed disk threaded connection who has the round hole, the central round hole department of fixed disk wear to be equipped with the screw rod, screw rod lower part and activity dish threaded connection, the screw rod on the cover have the spring and the fixed disk with the activity dish press the upper and lower both ends of spring, the activity dish have the circular arc opening all around.
The automatic cleaning device for the dynamic compaction hammer of the crawler-type dynamic compactor is characterized in that four circular holes are formed in the fixed disc.
Has the advantages that:
1. the utility model discloses the spring is in compression state always, when the hammer block fell and tamps into the ground, and the rammed earth of vent portion can oppress the fly leaf and compress the spring once more, and when the hammer block was hoisted, the rammed earth of vent portion sharply reduced the pressure of fly leaf department, and the spring resets, and the rammed earth that will impress vent portion pops out automatic clear stifled, and it is more convenient to use.
The utility model discloses a set up the screw rod to screw rod upper portion has twisted fixation nut, and fixation nut is located the top of fixed disk, can be through the position of adjustment fixation nut, makes the distance between activity dish and the fixed disk change, can be applicable to the strong rammer of different weight.
Description of the drawings:
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the structure of the movable plate;
in the figure: 1. a circular arc notch; 2. a movable tray; 3. fixing the rod; 4. a spring; 5. fixing the disc; 6. a circular hole; 7. fixing a nut; 8. a hook ring; 9. a disc; 10. a dynamic compaction hammer; 11. a screw; 12. a vent hole; 13. a central circular hole.
The specific implementation mode is as follows:
example 1:
the utility model provides an automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer, its constitution includes: the dynamic compaction hammer 10 of constituteing through the bolt fastening by a plurality of discs 9 is fixed with dead lever 3 on the disc of bottom, and the disc on upper portion passes the location that the dead lever realized a plurality of discs, with the equipment of a plurality of discs through passing the fixed back realization dynamic compaction hammer of dead lever, the air vent 12 upper portion of dynamic compaction hammer and the 5 threaded connection of fixed disk that have round hole 6, the central round hole 13 department of fixed disk wear to be equipped with screw rod 11, screw rod and central round hole clearance fit, screw rod lower part and 2 threaded connection of activity dish, the screw rod on the cover have spring 4 and the fixed disk with the activity dish press the upper and lower both ends of spring, the activity dish have circular arc opening 1 all around.
Example 2:
according to embodiment 1, the number of the round holes on the fixed disc is four. Because the weight of the dynamic compaction hammer is of a specification, the dynamic compaction hammers with different weights are changed by changing the number of the disks, when the dynamic compaction hammer is installed, the fixed disk is in threaded connection with the uppermost disk, then the lower part of the screw rod penetrates through the central circular hole on the fixed disk, the screw rod can move at the central circular hole, the lower part of the screw rod is sleeved with the spring, after the bottom of the screw rod is in threaded connection with the movable disk, the screw rod is pulled upwards to enable the spring to be compressed, simultaneously the movable disk is in contact with the ground with the bottom of the lowermost disk, then the fixed nut is screwed to enable the lower surface of the fixed nut to be attached to the upper surface of the uppermost disk, at the moment, the screw rod is loosened, the screw rod cannot move downwards under the limit of the fixed nut, then after a hook of a crane hooks a hook ring 8 of the dynamic compaction hammer, the dynamic compaction hammer is, the rammer can enter into the air vent and press the activity dish upward movement, the spring is compressed once more, at this moment when hoisting the dynamic compaction hammer again, the dynamic compaction hammer breaks away from with ground, the pressure of the rammer of air vent portion to fly leaf department is sharply reduced, under the effect of spring, the activity dish downstream, release the rammer, can play the effect to the automatic clearance of air vent, set up the circular arc opening on the activity dish, and set up the round hole on the fixed disk, can guarantee to ventilate smoothly when the dynamic compaction, if want to change the weight of dynamic compaction hammer, only need reduce the number of disc, then the pulling screw rod, make the activity dish align with the disk below can.
Claims (2)
1. The utility model provides an automatic cleaning device of crawler-type dynamic compactor dynamic compaction hammer, its constitution includes: pass through the dynamic compaction hammer that bolt fastening constitutes by a plurality of discs, characterized by: the air vent upper portion of dynamic compaction hammer and the fixed disk threaded connection who has the round hole, the central round hole department of fixed disk wear to be equipped with the screw rod, screw rod lower part and activity dish threaded connection, the screw rod on the cover have the spring and the fixed disk with the activity dish press the upper and lower both ends of spring, the activity dish have the circular arc opening all around.
2. The automatic cleaning device for the dynamic ram of the crawler-type dynamic compactor according to claim 1, characterized in that: the number of the round holes on the fixed disc is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125723.5U CN211849383U (en) | 2019-12-02 | 2019-12-02 | Automatic cleaning device for dynamic compaction hammer of crawler-type dynamic compaction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922125723.5U CN211849383U (en) | 2019-12-02 | 2019-12-02 | Automatic cleaning device for dynamic compaction hammer of crawler-type dynamic compaction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211849383U true CN211849383U (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922125723.5U Active CN211849383U (en) | 2019-12-02 | 2019-12-02 | Automatic cleaning device for dynamic compaction hammer of crawler-type dynamic compaction machine |
Country Status (1)
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| CN (1) | CN211849383U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442974A (en) * | 2020-12-30 | 2021-03-05 | 梁会鑫 | Anti-blocking rammer |
| CN112502128A (en) * | 2020-12-30 | 2021-03-16 | 梁会鑫 | Rammer capable of automatically dredging air vent |
| CN115506328A (en) * | 2022-09-26 | 2022-12-23 | 中国建筑第二工程局有限公司 | Anti-blocking exhaust device of dynamic compaction hammer and working method of anti-blocking exhaust device |
-
2019
- 2019-12-02 CN CN201922125723.5U patent/CN211849383U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442974A (en) * | 2020-12-30 | 2021-03-05 | 梁会鑫 | Anti-blocking rammer |
| CN112502128A (en) * | 2020-12-30 | 2021-03-16 | 梁会鑫 | Rammer capable of automatically dredging air vent |
| CN115506328A (en) * | 2022-09-26 | 2022-12-23 | 中国建筑第二工程局有限公司 | Anti-blocking exhaust device of dynamic compaction hammer and working method of anti-blocking exhaust device |
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