CN103615197B - Excavation foundation bottom end reaming device - Google Patents
Excavation foundation bottom end reaming device Download PDFInfo
- Publication number
- CN103615197B CN103615197B CN201310623259.7A CN201310623259A CN103615197B CN 103615197 B CN103615197 B CN 103615197B CN 201310623259 A CN201310623259 A CN 201310623259A CN 103615197 B CN103615197 B CN 103615197B
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- Prior art keywords
- reaming
- rod
- steel plate
- circular steel
- screw
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- 238000009412 basement excavation Methods 0.000 title abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 238000007790 scraping Methods 0.000 claims abstract description 17
- 239000011148 porous material Substances 0.000 claims abstract description 11
- 230000003028 elevating effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses an excavation foundation bottom end reaming device which is composed of a pore diameter size adjusting rod (4), a torque transmission rod (5) and a lantern-shaped reaming head (6), and the pore size adjusting rod (4) is composed of a rocking handle, a screw, a rotary lifting converter, a lifting rod and thrusting round steel. A rotary pushing rod sleeve and nuts are welded to the upper end of the torque transmission rod (5), and a cross-shaped shifting-rotating rod is welded to the lower end of the torque transmission rod (5). The lantern-shaped reaming head (6) is composed of round steel boards at the upper end and the lower end and a plurality of soil-scrapping steel pieces. When the excavation foundation bottom end reaming device is used, the device is put into an already-punched foundation primary column hole, a pushing rod is inserted in the rotary pushing rod sleeve, the pushing rod is pushed and the rocking handle are rocked at the same time, and the soil-scraping steel pieces of the lantern-shaped reaming head (6) can bulge and scrape the soil into the lantern-shaped reaming head (6); when the reaming size is achieved, a rocking handle (7) is rocked in the reversed direction, the soil-scraping steel pieces (19) are folded, the device is hoisted, and the reaming process is finished. The excavation foundation bottom end reaming device is easy to operate and convenient to use.
Description
Technical field
The present invention relates to a kind of excavating device of power transmission line iron tower foundation, be specifically related to a kind of digging foundation bottom Counterboring apparatus.
Background technology
At present, the pole and tower foundation of transmission line of electricity mainly adopts shallow foundation, the concrete consumption of shallow foundation and the earthwork of excavation of foundation pit larger, larger to the damage area of farmland or vegetation during construction, a large amount of spoir also have impact on the ecological environment around column foot, with the contradiction of environmental requirement, therefore, recent design goes out a kind of medium-sized pile foundation of independence of environmental protection, can reduce base concrete consumption, reduces the earthwork of excavation of foundation pit, reduce floor space, preserve the ecological environment, construction technology is simple, and cost is low; But because bottom pile crown diametric requirements is greater than aperture, and the independence of environmental protection medium-sized pile foundation aperture is little, does not go under people, and bottom reaming is very difficult.Chinese patent CN10214088A draws and digs rig, proposes a kind of bottom expanding drill (70), but is that this rig is special, can not be applicable to other bore modes and use.
Summary of the invention
The object of the invention is to overcome the problems referred to above, and a kind of digging foundation bottom Counterboring apparatus is provided.
For achieving the above object, the technical solution used in the present invention is: a kind of digging foundation bottom Counterboring apparatus, be made up of pore size adjusting rod (4), torque drive bar (5), bird-caging reaming head (6), it is characterized in that: pore size adjusting rod (4) is made up of rocking handle (7), screw rod (8), rotation lifting converter (9), elevating lever (10), thrust round steel (11); Torque drive bar (5) upper end is welded with rotating push-rod sleeve (12) and screw (13), lower end is welded with cross switch bar (14), there is screw (15) cross switch bar (14) lower end, is rotary with bird-caging reaming head (6) fixed screw (16) in screw (15); Bird-caging reaming head (6) is made up of the circular steel plate (17) in upper end, the circular steel plate (18) in lower end and several scraping steel discs (19), scraping steel disc (19) upper and lower side hinge (20) is fixed between the circular steel plate (18) of the circular steel plate (17) in upper end and lower end, the circular steel plate (18) of the circular steel plate (17) in upper end and lower end has cross switch hole (21), the circular steel plate (17) in upper end has unearthed hole (22).
During use, this digging foundation bottom Counterboring apparatus is put into the foundation main post holes of accomplishing fluently, push rod is inserted in rotating push-rod sleeve (12), push away while shake rocking handle (7), the scraping steel disc (19) of bird-caging reaming head (6) can be heaved, and is scraped by soil in bird-caging reaming head (6), after reaching reaming size, reverse shake rocking handle (7), scraping steel disc (19) can be packed up, and hang out this device, reaming completes.
The present invention compared with prior art has the following advantages:
Simple to operate, easy to use, ream forming is good, and speed is fast, and manpower can complete, lightweight, is convenient to transport.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of digging foundation.
Fig. 2 is the present embodiment digging foundation bottom Counterboring apparatus original state structural representation.
Fig. 3 is the present embodiment reaming theory structure schematic diagram.
Fig. 4 is Fig. 2 A-A generalized section.
Fig. 5 is Fig. 3 B-B generalized section.
Fig. 6 is the sectional view of accompanying drawing 3.
Fig. 7 is the schematic diagram that pore size regulates rocking handle and torque drive bar (5).
Fig. 8 is the schematic diagram of pore size adjusting rod (4).
Fig. 9 is the partial enlarged drawing of Fig. 6.
Figure 10 is the enlarged drawing of Fig. 7 C-C section.
Figure 11 is the enlarged drawing of Fig. 8 D-D section.
The partial enlarged drawing of Figure 12 Fig. 6.
Icon illustrates: 1. steel tower; 2. basic principal post; 3. bottom pile crown; 4. pore size adjusting rod; 5. torque drive bar; 6. bird-caging reaming head; 7. rocking handle; 8. screw rod; 9. rotate lifting converter; 10. elevating lever; 11. thrust round steel; 12. rotating push-rod sleeves; 13. screws; 14. cross switch bars; 15. screws; 16. fixed screws; The circular steel plate in 17. upper ends; The circular steel plate in 18. lower ends; 19. scraping steel discs; 20. hinges; 21. cross switch holes; 22. unearthed holes.
Detailed description of the invention
Fig. 1 is the schematic diagram of digging foundation, and 1 is steel tower, and 2 is basic principal posts, and 3 is bottom pile crowns, and because bottom pile crown diametric requirements is greater than pile foundation principal post diameter, and pile foundation principal post diameter is little, does not go under people, and bottom reaming is very difficult.Fig. 2 to Figure 12 is the structural representation of the present embodiment digging foundation bottom Counterboring apparatus, Fig. 2 is original state structural representation, and Fig. 3 is the present embodiment reaming theory structure schematic diagram, and Fig. 4 is Fig. 2 A-A generalized section, Fig. 5 is Fig. 3 B-B generalized section, and Fig. 6 is the sectional view of accompanying drawing 3, this digging foundation bottom Counterboring apparatus, be made up of pore size adjusting rod (4), torque drive bar (5), bird-caging reaming head (6), pore size adjusting rod (4) is made up of rocking handle (7), screw rod (8), rotation lifting converter (9), elevating lever (10), thrust round steel (11), shake rocking handle (7), the scraping steel disc (19) of bird-caging reaming head (6) can be heaved, rotating lifting converter (9) overlooks as circle, and section is I-shaped (accompanying drawing 9 shows more clearly), and its effect is the power power of rotation being converted to upper and lower rectilinear motion, accompanying drawing 3 is schematic diagrames that after shake rocking handle, scraping steel disc is heaved, torque drive bar (5) upper end is welded with rotating push-rod sleeve (12) and screw (13), lower end is welded with cross switch bar (14), there is screw (15) cross switch bar (14) lower end, bird-caging reaming head (6) fixed screw (16) is rotary with in screw (15), in rotating push-rod sleeve (12), insert manpower push rod, bird-caging reaming head (6) can be driven to rotate by torque drive bar (5) and cross switch bar (14), bird-caging reaming head (6) is by the circular steel plate (17) in upper end, the circular steel plate (18) in lower end and several scraping steel discs (19) composition, scraping steel disc (19) upper and lower side hinge (20) is fixed between the circular steel plate (18) of the circular steel plate (17) in upper end and lower end, the stalloy that scraping steel disc can bend is made, when going out to begin state slightly towards outside sweep, but do not exceed the diameter of the circular steel plate (17) in upper end, original state as shown in accompanying drawing 2 and accompanying drawing 4, when the scraping steel disc (19) shaking rocking handle bird-caging reaming head (6) can be heaved, lantern-shaped can be presented, state as shown in accompanying drawing 3 and accompanying drawing 5, the circular steel plate (18) of the circular steel plate (17) in upper end and lower end has cross switch hole (21), promotes push rod and bird-caging reaming head can be driven to rotate, owing to being push rod limit, limit shake rocking handle, scraping steel disc is while heaving, just the soil of the surrounding of foundation bottom is scraped in bird-caging reaming head, after reaching reaming size, oppositely shake rocking handle (7) and be returned to original state, the circular steel plate (17) in upper end has unearthed hole (22), can fasten hoisting wirerope in native hole (22), during lifting, scraping steel disc (19) can be packed up, and hangs out this device, reaming completes, and is poured out by the soil in bird-caging reaming head after hanging out from unearthed hole (22).
Digging foundation principal post pore-forming can adopt mechanical luoyang spade or mechanical shock to bore, then with this bottom Counterboring apparatus reaming, use this device simple to operate, ream forming is good, speed is fast, and manpower can complete, lightweight, be convenient to transport, machinery can be arrived and draw the place dug rig and do not go because of geographical conditions.
Claims (1)
1. a digging foundation bottom Counterboring apparatus, be made up of pore size adjusting rod (4), torque drive bar (5), bird-caging reaming head (6), it is characterized in that: pore size adjusting rod (4) is made up of rocking handle (7), screw rod (8), rotation lifting converter (9), elevating lever (10), thrust round steel (11); Torque drive bar (5) upper end is welded with rotating push-rod sleeve (12) and screw (13), lower end is welded with cross switch bar (14), there is screw (15) cross switch bar (14) lower end, is rotary with bird-caging reaming head (6) fixed screw (16) in screw (15); Bird-caging reaming head (6) is made up of the circular steel plate (17) in upper end, the circular steel plate (18) in lower end and several scraping steel discs (19), scraping steel disc (19) upper and lower side hinge (20) is fixed between the circular steel plate (18) of the circular steel plate (17) in upper end and lower end, the circular steel plate (18) of the circular steel plate (17) in upper end and lower end has cross switch hole (21), the circular steel plate (17) in upper end has unearthed hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623259.7A CN103615197B (en) | 2013-11-30 | 2013-11-30 | Excavation foundation bottom end reaming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623259.7A CN103615197B (en) | 2013-11-30 | 2013-11-30 | Excavation foundation bottom end reaming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103615197A CN103615197A (en) | 2014-03-05 |
| CN103615197B true CN103615197B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310623259.7A Active CN103615197B (en) | 2013-11-30 | 2013-11-30 | Excavation foundation bottom end reaming device |
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| CN (1) | CN103615197B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106801847B (en) * | 2015-03-09 | 2020-07-17 | 乐清市华尊电气有限公司 | Lantern fixing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080686A (en) * | 1992-07-01 | 1994-01-12 | 能源部电力建设研究所 | Castinplace pile reaming pressure head and expanding method |
| CN2202796Y (en) * | 1993-08-01 | 1995-07-05 | 李长仁 | Flexible hole expanding drill |
| JP4992416B2 (en) * | 2006-12-26 | 2012-08-08 | Ｊｆｅスチール株式会社 | Excavator and equipment for determining the condition of expanded wings during foundation pile construction |
| CN203701976U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Excavated foundation bottom-end reaming device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011169065A (en) * | 2010-02-22 | 2011-09-01 | Uesugi Kogyo:Kk | Enlarged head |
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2013
- 2013-11-30 CN CN201310623259.7A patent/CN103615197B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080686A (en) * | 1992-07-01 | 1994-01-12 | 能源部电力建设研究所 | Castinplace pile reaming pressure head and expanding method |
| CN2202796Y (en) * | 1993-08-01 | 1995-07-05 | 李长仁 | Flexible hole expanding drill |
| JP4992416B2 (en) * | 2006-12-26 | 2012-08-08 | Ｊｆｅスチール株式会社 | Excavator and equipment for determining the condition of expanded wings during foundation pile construction |
| CN203701976U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Excavated foundation bottom-end reaming device |
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| Publication number | Publication date |
|---|---|
| CN103615197A (en) | 2014-03-05 |
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