CN208168801U - Drill bit of long spiral pile driver - Google Patents
Drill bit of long spiral pile driver Download PDFInfo
- Publication number
- CN208168801U CN208168801U CN201820691811.4U CN201820691811U CN208168801U CN 208168801 U CN208168801 U CN 208168801U CN 201820691811 U CN201820691811 U CN 201820691811U CN 208168801 U CN208168801 U CN 208168801U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- tooth
- base tube
- pile driver
- long spiral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of drill bit of long spiral pile driver, it is related to piling machine, including base tube, helical blade is provided on the outside of the base tube, the opposite two sides in the base tube working end are removably provided with outer brill tooth, brill tooth is parallel with helical blade outside two and tilts upward, the base tube working end is also hinged with the drill bit door for blocking base tube inner cavity, end face is provided with upward top plate to the drill bit outdoors, the top plate upper end is upward triangle, the top plate upper surface is provided with internal tooth device, the base tube lower end is provided with the flange for jointed rod, outer brill tooth can be replaced, and drilling efficiency is high.
Description
Technical field
The utility model relates to piling machine more particularly to a kind of drill bits for long screw pile driver.
Background technique
Piling machine is made of pile monkey, pile frame and auxiliary device etc..Pile monkey is attached to that pile frame front two is parallel to lead vertically
Between bar (being commonly called as gantry), liter is hung with lifting hook.Pile frame is a steelwork tower truss, and portion is equipped with hoist engine behind, to rise
Hang stake and pile monkey.The leading truck being made of before pile frame two guide rods makes stake according to design orientation standard to control piling direction
True ground injection stratum.The basic fundamental parameter of piling machine is impact moiety by weight, impact kinetic energy and frequency of impact.Pile monkey is by movement
Power resources can be divided into drop hammer, steam hammer, diesel hammer, hydraulic hammer etc., and screw pile driver is a kind of to drive brill by power head
Pile driving equipment of the rod bit to drifter drill for underground pore-forming.Screw pile driver can be divided into two parts, pile frame and drilling section, drilling
Part includes drilling rod and drill bit again.
Existing drilling bit of pile engine mainly includes base tube to be bored tooth and holds when in use with the brill tooth being arranged on base tube
It is easy to damage, soil layer cannot be well adapted to, drilling efficiency is low, and drill bit door cannot improve drilling efficiency.
Summary of the invention
The purpose of the utility model is to overcome deficiencies in the prior art, and outer brill tooth can be replaced and bore by providing one kind
Into high-efficient drill bit of long spiral pile driver.
The utility model is achieved through the following technical solutions：A kind of drill bit of long spiral pile driver, including base tube, it is described
Helical blade is provided on the outside of base tube, the opposite two sides in the base tube working end are removably provided with outer brill tooth, bore outside two
Tooth is parallel with helical blade and tilts upward, and the base tube working end is also hinged with the drill bit door for blocking base tube inner cavity, institute
Stating drill bit, end face is provided with upward top plate outdoors, and the top plate upper end is upward triangle, the top plate upper surface setting
There is internal tooth device, the base tube lower end is provided with the flange for jointed rod.
Further, the helical blade upper end is provided with substrate, and outer brill tooth mounting base, institute are additionally provided on the substrate
It states outer brill tooth to be sleeved in outer brill tooth mounting base, the substrate, outer brill tooth mounting base, outer brill tooth are respectively positioned on helical blade extension side
Upwards, the outer brill tooth section is frustum type.
Further, lateral pin shaft hole, the outer brill tooth and the installation of outer brill tooth are provided in the outer brill tooth mounting base
It is connected between seat by the pin shaft being installed in pin shaft hole, the pin shaft middle position is provided with the groove of annular, the groove
Place is set with spring column pin.
Further, the internal tooth device includes the wear rib that top plate upper surface is arranged in, and the wear rib section is etc.
Lumbar triangle shape.
Further, the internal tooth device includes the interior pick that top plate upper surface is arranged in, and the interior pick has 4-6,
The direction of each interior pick is identical as the outer brill direction of tooth.
Further, reinforcing sleeve is provided on the outside of the base tube upper end.
Further, the helical blade outer end face is provided with wear-resisting layer.
Further, the stiffening plate of arc is provided between the outer helical blade for boring tooth.
The beneficial effects of the utility model are：Outer brill tooth can be replaced, can effective save the cost, and improve drilling
Efficiency, drill bit door are provided with top plate and internal tooth device, can further improve drilling efficiency；Substrate, the installation of outer brill tooth are set
Seat facilitates installation is outer to bore tooth；Wear rib and wear-resisting layer are set, drill margin wear-resisting property can be increased.
Detailed description of the invention
Fig. 1 is 1 structural diagrams of embodiment intention；
Fig. 2 is 2 structural diagrams of embodiment intention；
Fig. 3 is outer brill tooth sectional view schematic diagram；
Fig. 4 is that pin shaft structure diagram is intended to；
Wherein：1- base tube, 2- helical blade, 3- flange, the wear-resisting layer of 4-, 5- substrate, 6- bore tooth, 7- pin shaft outside, and 8- is bored
Head door, 9- top plate, 10- wear rib, pick in 101- bore tooth mounting base outside 11-, 12- spring column pin, 13- stiffening plate, and 14- adds
Strong set.
Specific embodiment
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
As shown in Fig. 1,3,4, a kind of drill bit of long spiral pile driver, including base tube 1 is welded with helical blade on the outside of base tube 1
2,2 upper end of helical blade is welded with substrate 5, and outer brill tooth mounting base 11 is also welded on substrate 5, and outer brill tooth 6 is sleeved on outer brill tooth
In mounting base 11, substrate 5, outer brill tooth mounting base 11, outer brill tooth 6 are respectively positioned on 2 extending direction of helical blade, outer to bore inclining for tooth 6
Angle is 45 °, can guarantee that drag effect on helical blade 2, improves service life, and outer 6 section of brill tooth is frustum type, outer brill tooth
Lateral pin shaft hole is provided in 6 mounting bases, it is outer to bore tooth 6 and the outer pin shaft bored between tooth mounting base 11 by being installed in pin shaft hole
7 connections, 7 middle position of pin shaft are machined with the groove of annular, are set with spring column pin 12 at groove, by spring column pin 12 by pin
Axis is fixed in pin shaft hole, and be easy for installation and removal outer brill tooth 6.
1 working end of base tube is also hinged with the drill bit door 8 for blocking base tube inner cavity, and 8 outer end face of drill bit door is welded with upwards
Top plate 9,9 upper end of top plate is upward triangle, and 9 upper surface of top plate is fixed with internal tooth device, and internal tooth device includes being welded on
The wear rib 10 of 9 upper surface of top plate, 10 section of wear rib are isosceles triangle, and wear rib 10 is made of wolfram steel, are had good
Wear-resistant, high-temperature resistant performance.
1 lower end coaxial line of base tube is welded with the flange 3 for jointed rod.
2 outer end face of helical blade is welded with wear-resisting layer 4, and wear-resisting layer 4 is to weld to obtain by wear resistance electrode.
The stiffening plate 13 of arc is provided between the outer helical blade 2 for boring tooth 6.
Drill bit of long spiral pile driver provided in this embodiment is mainly applicable in the construction of general coating and rare slurry rock layers.
Embodiment 2
As shown in Fig. 2, a kind of drill bit of long spiral pile driver, internal tooth device includes being welded on top unlike the first embodiment
The interior pick 101 of plate upper surface, interior pick 101 have 4, select C31 pick, the direction of each interior pick 101 and the outer finger for boring tooth 6
It is provided with reinforcing sleeve 14 to identical, and on the outside of 1 upper end of base tube, is primarily adapted for use in containing severely-weathered layer, middle weathered layer, sand knot layer, calcium
The soil property of layer, glued layer is tied, and 50cm is not to be exceeded in each layer overall thickness.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of drill bit of long spiral pile driver, it is characterised in that：Including base tube, it is provided with helical blade on the outside of the base tube, institute
It states the opposite two sides in base tube working end and is removably provided with outer brill tooth, brill tooth is parallel with helical blade outside two and is tilted towards
On, the base tube working end is also hinged with the drill bit door for blocking base tube inner cavity, and end face is provided with upwards the drill bit outdoors
Top plate, the top plate upper end is upward triangle, and the top plate upper surface is provided with internal tooth device, and the base tube lower end is set
It is equipped with the flange for jointed rod.
2. drill bit of long spiral pile driver according to claim 1, it is characterised in that：The helical blade upper end is provided with base
Plate is additionally provided with outer brill tooth mounting base on the substrate, and the outer brill tooth is sleeved in outer brill tooth mounting base, the substrate, outer
Brill tooth mounting base, outer brill tooth are respectively positioned on helical blade extending direction, and the outer brill tooth section is frustum type.
3. drill bit of long spiral pile driver according to claim 2, it is characterised in that：It is provided in the outer brill tooth mounting base
Lateral pin shaft hole, outer bore are connected between tooth and outer brill tooth mounting base by the pin shaft being installed in pin shaft hole, the pin
Axis middle position is provided with the groove of annular, is set with spring column pin at the groove.
4. drill bit of long spiral pile driver according to claim 1, it is characterised in that：The internal tooth device includes that setting is being pushed up
The wear rib of plate upper surface, the wear rib section are isosceles triangle.
5. drill bit of long spiral pile driver according to claim 1, it is characterised in that：The internal tooth device includes that setting is being pushed up
The interior pick of plate upper surface, the interior pick have 4-6, and the direction of each interior pick is identical as the outer brill direction of tooth.
6. drill bit of long spiral pile driver according to claim 1, it is characterised in that：It is provided with and adds on the outside of the base tube upper end
Strong set.
7. drill bit of long spiral pile driver according to claim 1, it is characterised in that：The helical blade outer end face is provided with
Wear-resisting layer.
8. drill bit of long spiral pile driver according to claim 1, it is characterised in that：Between the outer helical blade for boring tooth
It is provided with the stiffening plate of arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820691811.4U CN208168801U (en) | 2018-05-10 | 2018-05-10 | Drill bit of long spiral pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820691811.4U CN208168801U (en) | 2018-05-10 | 2018-05-10 | Drill bit of long spiral pile driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208168801U true CN208168801U (en) | 2018-11-30 |
Family
ID=64366664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820691811.4U Expired - Fee Related CN208168801U (en) | 2018-05-10 | 2018-05-10 | Drill bit of long spiral pile driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208168801U (en) |
-
2018
- 2018-05-10 CN CN201820691811.4U patent/CN208168801U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2019080897A1 (en) | Rock breaking device and construction machinery | |
| CN205638237U (en) | Rock -entering tamps drill bit | |
| CN104074461A (en) | Suspension type cycle shock impact project grooving machine | |
| CN209556932U (en) | A kind of rotary digging enters rock hammering drill bit | |
| CN102134966A (en) | Cutting drilling machine | |
| CN208168801U (en) | Drill bit of long spiral pile driver | |
| CN211573450U (en) | Obstacle clearing drilling bucket for rotary drilling rig | |
| CN208168799U (en) | Suitable for the drilling bit of pile engine containing boulder bed geology | |
| CN201963198U (en) | Cutting drill | |
| CN107524139B (en) | A kind of assembled steel pipe concrete-pile | |
| CN212201883U (en) | Rotary impact combined drill bit for rapidly piling rock-soil layer | |
| CN213869700U (en) | Spiral percussion drill suitable for rock and soil | |
| CN205936394U (en) | Drilling machine for water conservancy construction | |
| CN106468141A (en) | A kind of long-spiral drilling machine reducing rotary digging drill bit | |
| CN202401978U (en) | Deep hole drilling machine | |
| CN201786253U (en) | Spiral percussion drill | |
| CN102434096A (en) | Spiral percussion drill | |
| CN217106809U (en) | Rectangular down-the-hole hammer drilling tool | |
| CN206144470U (en) | Accurate efficient excavating drill of precision | |
| CN214365856U (en) | Impact rotary power head for multifunctional drilling machine | |
| CN212614524U (en) | A CFG stake machine drill bit for stereoplasm ground | |
| CN217233417U (en) | Vibration pressurization type rotary drilling rig | |
| CN107503674A (en) | A kind of hard rock-soil layer piling drill hammer and pile driving equipment | |
| CN204827236U (en) | Long auger drilling reducing digs drill bit soon | |
| CN209704481U (en) | A kind of digging changes more down-the-hole drills |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 |