CN202017196U - Dynamic compaction rammer with expanding conical edge - Google Patents
Dynamic compaction rammer with expanding conical edge Download PDFInfo
- Publication number
- CN202017196U CN202017196U CN2011200641619U CN201120064161U CN202017196U CN 202017196 U CN202017196 U CN 202017196U CN 2011200641619 U CN2011200641619 U CN 2011200641619U CN 201120064161 U CN201120064161 U CN 201120064161U CN 202017196 U CN202017196 U CN 202017196U
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- Prior art keywords
- hammer
- push rod
- rammer
- ram
- valve piece
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Abstract
The utility model discloses a dynamic compaction rammer with an expanding conical edge, which comprises a rammer body. A top plate provided with a through hole is fixed to the top of the rammer body, lifting lug plates are fixed onto the top plate, a sliding shaft is assembled between the two lifting lug plates in a sliding manner, a conical valve block is connected onto the sliding shaft, a fallback cavity is arranged on the top of the rammer body, the shape of the fallback cavity matches with that of the conical valve block, and when the sliding shaft slides downwards, the conical valve block is inserted into the fallback cavity. Guiding grooves are disposed on the top surface of the rammer body, ejecting rods are slidably mounted in the guiding grooves in a clamped manner, vertical slide grooves corresponding to the ejecting rods are arranged on the conical annular wall of the conical valve block, and front ends of the ejecting rods are slidably mounted in the vertical slide grooves in a clamped manner. Strip-shaped grooves are distributed at the annular edge of the rammer body, expanding sliders capable of sliding inwards and outwards in the strip-shaped grooves are disposed in the strip-shaped grooves, lower portions of the expanding sliders are rotationally mounted on the rammer body, and upper portions of the expanding sliders are movably connected with rear ends of the ejecting rods. As proved by actual construction usage, the dynamic compaction rammer is evident in ramming effect, can effectively solve the problem of difficulty in force compaction construction foundation with high backfill, saves manufacturing cost and is quite remarkable in economical benefit.
Description
Technical field:
The utility model relates generally to strong hammer ram field, relates in particular to the strong hammer ram of a kind of awl rib expanding.
Background technology:
In dynamic consolidation construction, generally adopt strong rammer of degree of depth displacement to handle to high fill foundation soil, use cylindricality hammer or awl column type hammer ram to construct.The general weight 10～15t of hammer ram.All adopt crawler crane as lifting appliance.In carrying out degree of depth displacement dynamic consolidation construction, require hammer ram to ram and reach certain degree of depth, this hammer ram just will inevitably occur and play the hammer difficulty, no matter is the crane capacity that adopts the door frame construction or improve crane, and this problem all is difficult to avoid.Usually can only promptly insert intensity replacing material preferably after hammer ram enters certain depth, row is rammed repeatedly again, still, so not only can't guarantee the effective depth that ground is handled, and efficiency of construction is also low.
The utility model content:
The utility model purpose is exactly in order to remedy the defective of prior art, to provide a kind of awl rib expanding strong hammer ram, and it can guarantee the effective depth that ground is handled, and has improved efficiency of construction.
The utility model is achieved through the following technical solutions:
The strong hammer ram of awl rib expanding, include the hammer body, it is characterized in that: described hammer body top is fixed with and is positioned at the top top board of side on one's body, and described top board central authorities have through hole, be positioned at through hole two side positions on the top board and be fixed with shackle plate respectively, have vertical guide groove on two shackle plates; Include sliding axle, the sliding axle two ends are inserted in two guide grooves on the shackle plate respectively and can vertically be slided in guide groove, be connected with the cone valve piece on the described sliding axle, the top of described hammer body is provided with the falling chamber with cone valve piece profile coupling, when sliding axle glided, the cone valve piece inserted in the described falling chamber; It is the gathering sill that outwards scatters in the center that described hammer body end face is provided with to fall the chamber after rise, and card is equipped with push rod in the gathering sill, and the taper ring wall of described cone valve piece is provided with the vertical chute corresponding with push rod, and push rod front end card is contained in the described vertical chute; The annular edge of described hammer body has some bar-shaped troughs corresponding with the push rod position along site distribution, be provided with the expansion slide block of outer slippage within it in each bar-shaped trough, the bottom of expansion slide block is rotatably installed on one's body the hammer, and the top and the push rod rear end of expansion slide block flexibly connect.
The strong hammer ram of described awl rib expanding, it is characterized in that: described hammer is distributed with some vertical steam vents on one's body.
The strong hammer ram of described awl rib expanding is characterized in that: the position, hammer bottom of described hammer body is set to bore cylindricality.
The strong hammer ram of described awl rib expanding is characterized in that: described hammer body end face is provided with six road gathering sills, and equal card is equipped with push rod in each gathering sill; The annular edge of hammer body has six bar-shaped troughs along site distribution, is equipped with the expansion slide block in each bar-shaped trough.
The strong hammer ram of described awl rib expanding, it is characterized in that: the top of described cone valve piece is equipped with valve gap.
The utility model is being as long as guaranteeing at the bottom of enough hammers under the static pressure value prerequisite, will not hammer end diameter into shape and reduce too much and increase hammer height degree, causes and hangs the hammer difficulty, can guarantee that again the weight of hammer ram reaches certain value.Hammer height degree is suitable, steam vent blockage problem natural remission.Simultaneously, the position, hammer bottom of hammer body is designed to bore cylindricality, has reduced the lateral transport of tamping energy, makes a large amount of tamping energies to vertical transmission, the impact force in the time of increasing hammer ram decline.The main characteristics of awl rib expanding hammer ram are that hammer body has designed six expansion slide blocks, when hammer ram falls to ramming, directly fixing at the bottom of the hammer body, hammer end static pressure value can not change, and the expansion slide block can skid off moment automatically, hammer the body into shape and obtain expansion, make the hammer ram when ramming become the little down awl rib type that goes up greatly and outstanding rib piece is arranged.Like this, not only the bottom ground to hammer ram has carried out high compression, and the foundation soil around the hammer body has also been strengthened extruding, and the tamping pit side wall strength increases.When the crane hook is hung into hammer hanger crossbeam and is lifted by crane, sliding axle drives on the cone valve piece and moves, meanwhile, because the push rod front end is installed in the vertical chute on the cone valve piece outer wall, so, automatically shrink by push rod pulling hammer body slide block, make hammer ram become cylindrical, the gap occurred between hammer ram and the tamping pit; In addition, when hammer ram fell, air was from hammering the week discharging into shape when the external structure of awl prismatic more helped hammer ram and falls, and adding design has steam vent exhaust, hammer ram to play the hammer nature can not encounter difficulties.The hammer ram diameter does not too much dwindle, and strong ram the tamping pit diameter that the back forms and can reach more than 180～190 ㎝, to not influence of construction efficiency, has not only solved hammer ram and has played the hammer difficulty but also improved efficiency of construction greatly.
The utility model to hammer ram up and down counterweight carried out appropriate design, be unlikely to cause long because of the hammer body, expansion causing whereabouts, top hour hammer body tilts, horizontal hammer, hammer body falls to remaining verticality, guarantees the practicality of hammer ram.Most importantly bore the cylindricality hammer ram when carrying out dynamic consolidation construction, hang hammer safety, the influence of the degree of depth of just not banketed as long as guarantee the workman.In practice of construction, as long as ground not too a little less than, crater depth can reach more than the 10m, presses the dynamic consolidation construction effective reinforcement depth and calculates, and adopts awl rib expanding hammer ram just can handle the degree of depth of banketing under the condition that does not strengthen the crane loading ability and reaches filled ground about 16m.Particularly adopt the building of displacement pier base for design, the displacement pier base stress surface of formation is big, intensity is high, can effectively increase the bearing capacity value, reduces top-out basis expense.
Manufacturing process of the present utility model is:
1, thicker iron plate is cut conglobate hammer ram base plate one,, cut out 2 steam vents again in order to counterweight.
2, thicker iron plate is cut conglobate hammer base plate two, three, same, cut out 2 steam vents.
3, will hammer base plate one, hammer base plate two, the overlapping one by one firm welding of hammer base plate three into shape.Steam vent is aligned to straight line during welding.
4, iron plate is rolled into cylinder; Be placed on the hammer base plate together of stitch welding with sling work durm alignment of crane,, and cut out 6 bar-shaped troughs of expanding slide blocks the about firm welding of round iron tube and base plate.
5, iron plate is rolled into 2 little cylinders, aims at 2 steam vents and hammer ram upper plate firm welding respectively.
6, thicker iron plate is cut into 2 long shaped plates as the hammer ram hanger, hammer hanger upper end cuts out guide groove, so that sliding axle to be installed.
7, cylinder is provided with upper plate and two layers of upper plate, and bushel iron piece, sandstone, cement are rationally piled up according to a certain ratio, and with the shock club vibrations evenly, perfusion hammer body to two layer upper plate height reserved the tapered valve piece and fallen the position after rise, waits to solidify and do maintenance.
8, iron plate is cut out two layers of upper plate, and itself and hammer body are firmly welded.
9, make 6 push rod assemblies, and five equilibrium is installed on two layers of upper plate.
10, make 6 expansion slide blocks, install synchronously with push rod, expansion slide block bottom is fixed on hammer body bottom with pin, and expansion slide block top can be moved laterally, and expansion slide block top and push rod flexibly connect.
11, make tapered valve piece, valve piece shadoof and cover plate assembly, and be connected the guide groove that penetrates on the hammer hanger with sliding axle, sliding axle two ends are loaded onto plug, and should determine that it can be free to slide in the shackle plate chute.
12, iron plate is cut into upper plate and bored fixing hole, the upper plate set bolt is welded on one's body the hammer, and fixing tight with upper plate.
13, examination is hung, and detects expansion and the return situations of 6 expansion slide blocks, and expansion does not reach when requiring with return, adjustable valve piece falling elastic force and push rod screen resilience, and slide block is expanded, return reaches design effect to guarantee to expand.
14, weigh, demarcate hammer ram weight, during shortage in weight, can be at vacant place iron plate enclosure between upper plate and two layers of top board, and perfusion bushel iron piece, sandstone, cement weigh to increase to hammer into shape.So far, awl rib type expansion hammer ram is made and is finished.
The utility model has the advantages that:
It is obvious that the use of the utility model process practice of construction proves that it rams effect, can effectively solve the dynamic consolidation construction difficult problem of high backfill ground, saves cost, and economic benefit is fairly obvious.
Description of drawings:
Front view when Fig. 1 is in rounding state for the utility model.
Vertical view when Fig. 2 is in rounding state for the utility model.
Front view when Fig. 3 is in expansion state for the utility model.
Vertical view when Fig. 4 is in expansion state for the utility model.
The specific embodiment:
Referring to accompanying drawing.
The strong hammer ram of awl rib expanding includes hammer body 1, and the position, hammer bottom of hammer body 1 is set to bore cylindricality.Be distributed with some vertical steam vents 2 on the hammer body 1.Hammer body 1 top is fixed with and is positioned at the top top board 3 of side on one's body, and described top board 3 central authorities have through hole, is positioned at through hole two side positions on the top board 3 and is fixed with respectively on 4, two shackle plates 4 of shackle plate and has vertical guide groove; Include sliding axle 5, sliding axle 5 two ends are inserted in two guide grooves on the shackle plate 4 respectively and can vertically be slided in guide groove, be connected with cone valve piece 6 on the described sliding axle 5, the top of cone valve piece 6 is equipped with valve gap 11, the top of hammer body 1 is provided with the falling chamber 7 with cone valve piece 6 profiles coupling, when sliding axle 5 glided, cone valve piece 6 inserted in the described falling chamber 7; It is the gathering sill that outwards scatters in the center that described hammer body 1 end face is provided with to fall chamber 7 after rise, card is equipped with push rod 8 in the gathering sill, the taper ring wall of described cone valve piece 6 is provided with the vertical chute corresponding with push rod 8, and push rod 8 front end card are contained in the described vertical chute; The annular edge of described hammer body 1 has some bar-shaped troughs 9 corresponding with push rod 8 positions along site distribution, be provided with the expansion slide block 10 of outer slippage within it in each bar-shaped trough 9, the bottom of expansion slide block 10 is rotatably installed on the hammer body 1, and the top and push rod 8 rear ends of expansion slide block 10 flexibly connect.
Claims (5)
1. bore the strong hammer ram of rib expanding, include the hammer body, it is characterized in that: described hammer body top is fixed with and is positioned at the top top board of side on one's body, and described top board central authorities have through hole, be positioned at through hole two side positions on the top board and be fixed with shackle plate respectively, have vertical guide groove on two shackle plates; Include sliding axle, the sliding axle two ends are inserted in two guide grooves on the shackle plate respectively and can vertically be slided in guide groove, be connected with the cone valve piece on the described sliding axle, the top of described hammer body is provided with the falling chamber with cone valve piece profile coupling, when sliding axle glided, the cone valve piece inserted in the described falling chamber; It is the gathering sill that outwards scatters in the center that described hammer body end face is provided with to fall the chamber after rise, and card is equipped with push rod in the gathering sill, and the taper ring wall of described cone valve piece is provided with the vertical chute corresponding with push rod, and push rod front end card is contained in the described vertical chute; The annular edge of described hammer body has some bar-shaped troughs corresponding with the push rod position along site distribution, be provided with the expansion slide block of outer slippage within it in each bar-shaped trough, the bottom of expansion slide block is rotatably installed on one's body the hammer, and the top and the push rod rear end of expansion slide block flexibly connect.
2. the strong hammer ram of awl rib expanding according to claim 1, it is characterized in that: described hammer is distributed with some vertical steam vents on one's body.
3. the strong hammer ram of awl rib expanding according to claim 1 is characterized in that: the position, hammer bottom of described hammer body is set to bore cylindricality.
4. the strong hammer ram of awl rib expanding according to claim 1 is characterized in that: described hammer body end face is provided with six road gathering sills, and equal card is equipped with push rod in each gathering sill; The annular edge of hammer body has six bar-shaped troughs along site distribution, is equipped with the expansion slide block in each bar-shaped trough.
5. the strong hammer ram of awl rib expanding according to claim 1, it is characterized in that: the top of described cone valve piece is equipped with valve gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200641619U CN202017196U (en) | 2011-03-12 | 2011-03-12 | Dynamic compaction rammer with expanding conical edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200641619U CN202017196U (en) | 2011-03-12 | 2011-03-12 | Dynamic compaction rammer with expanding conical edge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202017196U true CN202017196U (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200641619U Expired - Fee Related CN202017196U (en) | 2011-03-12 | 2011-03-12 | Dynamic compaction rammer with expanding conical edge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202017196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102776876A (en) * | 2012-07-17 | 2012-11-14 | 徐工集团工程机械股份有限公司 | Ramming hammer |
-
2011
- 2011-03-12 CN CN2011200641619U patent/CN202017196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102776876A (en) * | 2012-07-17 | 2012-11-14 | 徐工集团工程机械股份有限公司 | Ramming hammer |
| CN102776876B (en) * | 2012-07-17 | 2015-03-04 | 徐工集团工程机械股份有限公司 | Ramming hammer |
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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: 20111026 Termination date: 20150312 |
|
| EXPY | Termination of patent right or utility model |