CN207813503U - A kind of twist bit pile cover drill bit - Google Patents
A kind of twist bit pile cover drill bit Download PDFInfo
- Publication number
- CN207813503U CN207813503U CN201820158926.7U CN201820158926U CN207813503U CN 207813503 U CN207813503 U CN 207813503U CN 201820158926 U CN201820158926 U CN 201820158926U CN 207813503 U CN207813503 U CN 207813503U
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- Prior art keywords
- drill
- drill bit
- pile cover
- bit
- leading truck
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- 239000002689 soil Substances 0.000 claims description 27
- 210000000078 claw Anatomy 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 20
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000005553 drilling Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses a kind of twist bit pile cover drill bits, include the drill body drilled through to pile cover forming hole and the drill bit leading truck for being sleeved on drill body top, pile cover forming hole is cylindrical hole, the aperture of pile cover forming hole all same and its aperture is identical as the diameter of drill body from the bottom to top, drill body is in laying, drill bit leading truck is laid in horizontal direction vertically.The utility model can realize the integrated construction of pile cover and pile body, effectively increase the working efficiency of twist bit by the way that drill bit leading truck and drill body is arranged, time saving and energy saving, alleviate during artificial construction there are the problem of.
Description
Technical field
The utility model belongs to construction engineering technical field, more particularly, to a kind of twist bit pile cover drill bit.
Background technology
With the fast development of infrastructure, high-rise building monomer is higher and higher, and basement is more and more deeper, bored concrete pile conduct
Foundation pile and support pile are the primary structural members of ground foundation engineering.Pile cover is also known as pile top, generally in engineering construction of prefabricated piles
When, it is welded on pile crown position, band pile body is into underground layer, in order to avoid pile crown destruction and pile body inclining (degree control) are caused, and energy
Preferably enter supporting course, pile cover is the foundation support of cushion cap.In pile foundation construction stake is installed in order to protect stake not broken
Cap mainly shields.In the prior art, it commonly uses long-spiral drilling machine and bore forming is carried out to bored concrete pile, because picking in subsequent construction
Stake or construction reason cause stake top fracture, shallow-layer broken pile, are provided by pile foundation concrete pile extension, and section dabbing, clear water is rinsed well
Afterwards, simultaneously vibration compacting is filled up with high level-one concrete, and these needs of work are accomplished manually, it is artificial to carry out pile cover construction working
When, not only inefficient, schedule delays, but also it is be easy to cause safety accident, cause the economic loss of bigger.
Utility model content
The technical problem to be solved by the utility model is to the deficiencies in for the above-mentioned prior art, provide a kind of spiral
Drilling machine pile cover drill bit can realize the integrated construction of pile cover and pile body, have by the way that drill bit leading truck and drill body is arranged
Effect improves the working efficiency of twist bit, time saving and energy saving, alleviate during artificial construction there are the problem of.
In order to solve the above technical problems, the technical solution adopted in the utility model is:A kind of twist bit pile cover drill bit,
It is characterized in that:Include that the drill body drilled through to pile cover forming hole is led with the drill bit for being sleeved on the drill body top
To frame, the pile cover forming hole is cylindrical hole, the aperture of the pile cover forming hole from the bottom to top all same and its aperture with bore
The diameter of head ontology is identical, and the drill body is in laying, the drill bit leading truck is laid in horizontal direction vertically;
The drill body includes hollow drill and is from top to bottom laid in lower outside wall along hollow drill circumferencial direction
On spiral rotating drill, offer soil outlet in the middle part of the hollow drill;
The drill bit leading truck include coaxial package on the drill body retaining collar and be installed in twist bit
It can be fixed on guide rail and by connector along the clamping part of guide rail back-and-forth motion, the retaining collar and the clamping part,
It is in the claw symmetrically laid in the horizontal direction that the clamping part, which includes two, and the claw is connect with the connector, the card
The card holding trough being installed on guide rail is provided on front side of pawl, card holding trough is in parallel laying with drill bit leading truck;
A kind of above-mentioned twist bit pile cover drill bit, it is characterised in that:It is laid on the upside of the retaining collar to boring
Two groups of position limiting structures that head leading truck is limited, circumferencial direction uniform cloth of the position limiting structure described in two groups along the drill body
If position limiting structure described in every group includes and the perpendicular vertical block and and drill bit laid and be positioned above of drill bit leading truck
Leading truck is in the Horizontal limiting part of parallel laying.
A kind of above-mentioned twist bit pile cover drill bit, it is characterised in that:The symmetrical cloth in the left and right sides of the retaining collar
Equipped with lifting lug, the perforation passed through for lifting rope is offered in the middle part of the lifting lug.
A kind of above-mentioned twist bit pile cover drill bit, it is characterised in that:The connector includes the first connecting plate and will
Second connecting plate for clamping part and the retaining collar and linking together, between the clamping part and second connecting plate
It is connected by the first connecting plate, it is solid by bolt to clamp part for first connecting plate and the perpendicular laying of the second connecting plate
It is scheduled on the first connecting plate.
A kind of above-mentioned twist bit pile cover drill bit, it is characterised in that:The claw is formed by bending by rectangular flat
Card holding trough.
A kind of above-mentioned twist bit pile cover drill bit, it is characterised in that:The quantity of the soil outlet is two, two institutes
It includes preceding soil outlet and the rear soil outlet being laid in the middle part of the hollow drill to state soil outlet, and the height of the preceding soil outlet is higher than
The height of soil outlet after described.
The utility model has the following advantages compared with prior art:
1, the utility model may be implemented the mechanized construction of pile cover, solve and manually pour by the way that drill bit leading truck is arranged
The problem of building, securely and reliably.
2, the utility model can realize the integrated construction of pile cover and pile body, effectively raise the work of construction site
Efficiency.
In conclusion the utility model is highly practical, by the way that pile cover drill bit leading truck and drill body is arranged, can realize
The integrated construction of pile cover and pile body effectively increases the working efficiency of twist bit, time saving and energy saving, securely and reliably, alleviates
During artificial construction there are the problem of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram for not being set with drill bit leading truck of the utility model.
Fig. 3 is the floor map of the utility model drill bit leading truck.
Fig. 4 is the side view of the utility model drill bit leading truck.
Reference sign:
1-drill bit leading truck;2-drill bodies;3-clamp part;
4-retaining collars;5-card holding troughs;6-hollow drills;
7-spiral rotating drills;8-soil outlets;9-the first connecting plate;
10-the second connecting plate;11-vertical blocks;12-Horizontal limiting parts;
13-lifting lugs;14-perforation.
Specific implementation mode
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model includes the drill body 2 drilled through to pile cover forming hole
With the drill bit leading truck 1 for being sleeved on 2 top of the drill body, the pile cover forming hole is cylindrical hole, the pile cover molding
All same and its aperture is identical as the diameter of drill body 2, the drill body 2 are in vertically to cloth from the bottom to top in the aperture in hole
If the drill bit leading truck 1 is laid in horizontal direction;
The drill body 2 includes hollow drill 6 and is from top to bottom laid in lower outside along 6 circumferencial direction of hollow drill
The middle part of spiral rotating drill 7 on wall, the hollow drill 6 offers soil outlet 8;
The drill bit leading truck 1 include coaxial package on the drill body 2 retaining collar 4 and be installed in auger
And can be along the clamping part 3 of guide rail back-and-forth motion on machine guide rail, the retaining collar 4 and the clamping part 3 pass through connector
Fixed, it is in the claw symmetrically laid in the horizontal direction that the clamping part 3, which includes two, and the claw is connect with the connector,
The card holding trough 5 being installed on guide rail is provided on front side of the claw, card holding trough 5 is in parallel laying with drill bit leading truck 1;
In actual use, the diameter for clamping part 3 is preferably Φ 100mm, and circular diameter is preferably Φ 450mm in retaining collar 4,
Outside diameter is preferably Φ 560mm, and retaining collar 4 is installed on 2 top of drill body, but cannot drive 1 turn of drill bit leading truck
Dynamic, retaining collar 4 only serves fixed function to clamping part 3 during use, and the rotation for clamping part 3 has been driven by drill body 2
At.
In actual use, twist bit is Q235 with the rapidoprint of pile cover expansion bit, the material meeting of this rigid material
Reduce its yield value with the increase of the thickness of material, due to carbon containing moderate, comprehensive performance is preferable, intensity, plasticity and weldering
The performances such as connecing can preferably be coordinated when in use, and purposes is most extensive.
In actual use, the highly preferred of 2 entirety of drill bit leading truck 1 and drill body is 2000mm, drill bit leading truck 1
Highly preferred is 235mm, and the diameter of drill body 2 is preferably Φ 445mm, and the diameter of spiral rotating drill 5 is preferably Φ
800mm。
In the present embodiment, the upside of the retaining collar 4 is laid with the two groups of limit knots limited to drill bit leading truck 1
Structure, position limiting structure described in two groups is uniformly distributed along the circumferencial direction of the drill body 2, position limiting structure described in every group include with
The perpendicular laying of drill bit leading truck 1 and the vertical block 11 being positioned above and the level with drill bit leading truck 1 in parallel laying
Locating part 12.
In actual use, the diameter of Horizontal limiting part 12 is preferably Φ 30mm, and Horizontal limiting part 12 can not only drive brill
Head leading truck 1, together along the axial movement of drill body 2, but also can be combined with drill body 2 with vertical block 11
Together, the limit in axial direction is carried out to drill bit leading truck 1, prevents drill bit leading truck 1 from moving up and down during the work time, played solid
Fixed effect.
In actual use, the steel plate thickness that the drill tip in 2 outside of drill body is chosen is preferably 15mm, vertical block 11
The steel plate thickness preferentially chosen is 30mm, and the steel plate thickness that other parts are chosen is preferably 10mm, and selected steel plate thickness exists
It is in actual use most preferably size.
In the present embodiment, the left and right sides of the retaining collar 4 is symmetrically laid with lifting lug 13, and the middle part of the lifting lug 13 is opened
Equipped with the perforation 14 passed through for lifting rope.
In actual use, the perforation 14 on lifting lug 13 is connected with the lifting device of the drilling rod of twist bit by steel wire rope,
Control the construction direction of pile cover drill bit.Pass through the phase between the perforation 14 on vertical block 11, Horizontal limiting part 12 and lifting lug 13
Mutually cooperation had both limited drill bit leading truck 1 in longitudinal movement, while can also determine drill bit leading truck 1 by lifting device
Construction direction.
In the present embodiment, the connector includes the first connecting plate 9 and connects the clamping part 3 and the retaining collar 4
The second connecting plate 10 being connected together is connected between the clamping part 3 and second connecting plate 10 by the first connecting plate 9,
The 10 perpendicular laying of first connecting plate 9 and second connecting plate clamps part 3 and is bolted on the first connecting plate 9
On.
In actual use, the first connecting plate 9 is stated to be fixedly connected by reinforcing plate with the second connecting plate 10.
In the present embodiment, the claw is formed by bending card holding trough 5 by rectangular flat.
In the present embodiment, the quantity of the soil outlet 8 is two, and two soil outlets 8 are described hollow including being laid in
The preceding soil outlet and rear soil outlet at 6 middle part of drilling rod, the height of the preceding soil outlet are higher than the height of the rear soil outlet.
In actual use, the position of preceding soil outlet and rear soil outlet is laid in the front and rear sides asymmetry of drill body 2, just
Being unearthed for both sides is not influenced when in use in device.
In actual use, the length of soil outlet 8 is preferably 250mm, and width is preferably 200mm.
When the utility model is used, the drilling to pile body first is completed with twist bit, then the utility model is lifted to brill
Top, steel wire rope is attached by the lifting device of the drilling rod of twist bit by the perforation 14 on drill bit leading truck 1 at hole
It is constructed, i.e., is rotationally advancing along set direction with drawing the utility model, drill bit leading truck 1 is then with brill during advance
The rotation of head ontology 2 and rotate, complete construction to pile cover, in the construction process, preceding soil outlet and rear soil outlet will tunnel
The soil drilled out in journey is discharged respectively, so as to complete the integrated construction of pile cover and pile body.
The above is only the preferred embodiment of the utility model, not imposed any restrictions to the utility model, every
Any simple modification, change and equivalent structure made by above example are changed according to the utility model technical spirit, still
Belong in the protection domain of technical solutions of the utility model.
Claims (6)
1. a kind of twist bit pile cover drill bit, it is characterised in that:It include the drill body (2) drilled through to pile cover forming hole
With the drill bit leading truck (1) for being sleeved on the drill body (2) top, the pile cover forming hole is cylindrical hole, the pile cover
The aperture of forming hole all same and its aperture is identical as the diameter of drill body (2) from the bottom to top, the drill body (2) is in perpendicular
Directly to laying, the drill bit leading truck (1) is laid in horizontal direction;
The drill body (2) includes hollow drill (6) and is from top to bottom laid in outside lower part along hollow drill (6) circumferencial direction
Spiral rotating drill (7) on side wall offers soil outlet (8) in the middle part of the hollow drill (6);
The drill bit leading truck (1) include coaxial package on the drill body (2) retaining collar (4) and be installed in spiral
And can be along the clamping part (3) of guide rail back-and-forth motion on borer rail, the retaining collar (4) and the clamping part (3) are logical
It crosses connector to fix, it is in the claw symmetrically laid, the claw and the company in the horizontal direction that the clamping part (3), which includes two,
Fitting connects, and is provided with the card holding trough (5) being installed on guide rail on front side of the claw, card holding trough (5) is in drill bit leading truck (1)
Parallel laying.
2. a kind of twist bit pile cover drill bit described in accordance with the claim 1, it is characterised in that:The retaining collar (4)
Upside is laid with the two groups of position limiting structures limited to drill bit leading truck (1), and position limiting structure described in two groups is along the drill bit sheet
The circumferencial direction of body (2) is uniformly distributed, position limiting structure described in every group include with drill bit leading truck (1) it is perpendicular laying and be located at
Vertical block (11) above it and with drill bit leading truck (1) be in parallel laying Horizontal limiting part (12).
3. according to a kind of twist bit pile cover drill bit as claimed in claim 1 or 2, it is characterised in that:The retaining collar (4)
The left and right sides be symmetrically laid with lifting lug (13), the perforation (14) passed through for lifting rope is offered in the middle part of the lifting lug (13).
4. according to a kind of twist bit pile cover drill bit as claimed in claim 1 or 2, it is characterised in that:The connector includes
First connecting plate (9) and the second connecting plate (10) that the clamping part (3) and the retaining collar (4) link together, institute
State clamp part (3) and second connecting plate (10) between by the first connecting plate (9) connection, first connecting plate (9) and
The perpendicular laying of second connecting plate (10) clamps part (3) and is bolted on the first connecting plate (9).
5. according to a kind of twist bit pile cover drill bit as claimed in claim 1 or 2, it is characterised in that:The claw passes through square
Shape plate bending forms card holding trough (5).
6. according to a kind of twist bit pile cover drill bit as claimed in claim 1 or 2, it is characterised in that:The soil outlet (8)
Quantity is two, and two soil outlets (8) include the preceding soil outlet being laid in the middle part of the hollow drill (6) and are unearthed afterwards
Mouthful, the height of the preceding soil outlet is higher than the height of the rear soil outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820158926.7U CN207813503U (en) | 2018-01-30 | 2018-01-30 | A kind of twist bit pile cover drill bit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820158926.7U CN207813503U (en) | 2018-01-30 | 2018-01-30 | A kind of twist bit pile cover drill bit |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207813503U true CN207813503U (en) | 2018-09-04 |
Family
ID=63322707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820158926.7U Active CN207813503U (en) | 2018-01-30 | 2018-01-30 | A kind of twist bit pile cover drill bit |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207813503U (en) |
-
2018
- 2018-01-30 CN CN201820158926.7U patent/CN207813503U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 215151 No. 10, Datong Road, high tech Zone, Suzhou, Jiangsu Patentee after: China Railway Construction Urban Construction Transportation Development Co.,Ltd. Country or region after: China Address before: Engineering technology management center of the first Engineering Co., Ltd. of China Railway 20th bureau group, No.10 Datong Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: NO.1 ENGINEERING CORPORATION LIMITED OF CR20G Country or region before: China |