CN206860104U - A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires - Google Patents
A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires Download PDFInfo
- Publication number
- CN206860104U CN206860104U CN201720751309.3U CN201720751309U CN206860104U CN 206860104 U CN206860104 U CN 206860104U CN 201720751309 U CN201720751309 U CN 201720751309U CN 206860104 U CN206860104 U CN 206860104U
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- CN
- China
- Prior art keywords
- rotary
- steel strand
- strand wires
- end cap
- top cover
- 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.)
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Abstract
The utility model discloses a kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires, including storing up native bucket, the end cap being arranged on the native bucket of storage, the top cover being arranged on end cap, it is provided with above the end cap to make top cover together the limited block of along the circumferential direction rotary motion and be arranged on drill bit of above the top cover and tip towards top cover rotary motion direction with end cap by abutment, the steel strand wires being embedded in stratum can be abolished in drilling, so that drilling is smoothed out.
Description
Technical field
A kind of drilling bit of rotary-digging drilling rig is the utility model is related to, more particularly to a kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires.
Background technology
At present, in building engineering construction, it usually needs carry out pore-forming operation.Rotary drilling rig be exactly one kind be specifically used into
The equipment of row pore-forming operation.And the drilling bit of rotary-digging drilling rig on rotary drilling rig is the part for directly carrying out drilling excavation.
A kind of drilling bit of rotary-digging drilling rig, as shown in figure 1, including storing up native bucket 1 and being rotatably connected on the top cover 2 stored up on native bucket 1.Storage
One bottom surface of native bucket 1 is fixedly connected with the power transmission shaft of rotary drilling rig, during work, stores up native bucket 1 and top cover 2 and is driven together by power transmission shaft
It is dynamic and around center axis thereof.
Store up symmetrical both sides on another bottom surface of native bucket 1 and be provided with two sector notch 11.Close to two sector notch 11
The position at edge is installed with limited block 12 respectively, for propping up the side of top cover 2 edge to limit its position.
Top cover 2 is shaped as two fan-shaped combinations, and its shape and sector notch 11 are similar.Top cover 2 to side edge is rotated to support
Firmly limited block 12 can close sector notch 11.The upper surface of top cover 2 is installed with some shovels respectively on the symmetrical both sides in the center of circle
The drill bit 21 of shape.
At work, drill bit 21 carries out digging with top cover 2 around its axis rotation.The native opening by storing up native bucket 1 of turn up
Place is loaded into the native bucket 1 of storage.
But this prior art is applied to the stratum pore-forming of no lump, and previous engineering be present for construction stratum
During the steel strand wires left, steel strand wires can not be cut using prior art.
Utility model content
The purpose of this utility model is to provide a kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires, can abolish and bury in drilling
Steel strand wires in stratum, so that drilling is smoothed out.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires, including the native bucket of storage, the end cap being arranged on the native bucket of storage, setting
Top cover on end cap, the end cap top are provided with to make top cover together along the circumferential direction be revolved with end cap by abutment
The limited block and be arranged on drill bit of above the top cover and tip towards top cover rotary motion direction that transhipment is moved.
By using above-mentioned technical proposal, end cap is set on native bucket is stored up, and set on end cap mobilizable top cover with
And the limited block that the fixed lid of limitation rotates, while drill bit is set on top cover, play the effect for being easy to be cut steel strand wires.
Preferably, the bit point of the drill is provided with to grind the boron steel tooth pearl of steel strand wires.
By using above-mentioned technical proposal, bit point of the drill is provided with boron steel tooth pearl, plays slowly grind steel strand wires
Effect, the effect cut beneficial to drill bit.
Preferably, the drill bit head is provided with and its direction identical blade.
By using above-mentioned technical proposal, drill bit head be provided with its direction identical blade, expand brill
The area of head cutting, improve the speed of cutting steel strand wires or excavation.
Preferably, described end cap one end is hinged on the native bucket of storage, end cap is held in storage by its other end by locker
On native bucket.
By using above-mentioned technical proposal, end cap one end is hinged on the native bucket of storage, its other end will by locker
End cap is held on the native bucket of storage, plays the effect that the soil in the native bucket of storage is collected when excavating and is poured out for being easy to store up in native bucket.
Preferably, opening up fluted on the native bucket lateral wall of the storage, boss, the locker are formed in the groove
The lock ring on storage Tu Tongcebi and in groove is hinged on including one end, its other end is placed on the sky between groove and boss
In gap, the fixed block that rotation mode fixes lock ring is provided with the boss.
By using above-mentioned technical proposal, opened up on native bucket lateral wall is stored up fluted, boss is formed in groove, will
Lock ring one end is hinged in groove close to storing up above native barrel side wall, and the other end is placed in the space between groove and boss, is led to
Fixed block is crossed to be locked.
Preferably, the length of the fixed block is more than projection width and is rotatably connected among boss, when fixed block passes through
Driven when rotating by external force, when its both ends is placed in the space between groove and boss, the lock ring being located therein is stuck in
In gap.
By using above-mentioned technical proposal, fixed block is rotatably connected among boss, while its length is wide more than boss
Spend when fixed block by external force by being driven to rotate in space of the both ends between groove and boss, in being located in gap
Lock ring be stuck in wherein, reached lock end cap purpose.
Preferably, being provided with projection on the top cover, its upper end is provided with first tentatively excavated to bottom surface in advance
Drill bit.
By using above-mentioned technical proposal, projection is provided with top cover, its upper end is provided with to be carried out just to bottom surface in advance
The first drill bit excavated is walked, plays the excavation direction of the drilling bit of rotary-digging drilling rig of guiding cutting steel strand wires.
Preferably, first drill bit is arranged to two, and along the diametrically setting of projection.
By using above-mentioned technical proposal, the first drill bit is arranged to two and along the diametrically setting of projection, played
It is convenient for that the first drill bit also is arranged into two while excavation, plays beneficial to the purpose for being easy to reach balance when excavating.
In summary, the utility model has the advantages that：It can be pricked when running into steel strand wires using drill bit
It is disconnected；
Steel strand wires grinding is beneficial to cut-out using boron steel tooth Zhu Ding simultaneously；
And cut off using resistance to tool sharpening, so as to abolish steel strand wires, it is smoothed out drilling.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of drilling bit of rotary-digging drilling rig of the prior art;
Fig. 2 is a kind of overall structure diagram for the drilling bit of rotary-digging drilling rig for cutting steel strand wires；
Fig. 3 is a kind of locker schematic diagram for the drilling bit of rotary-digging drilling rig for cutting steel strand wires；
Fig. 4 is a kind of drill bit schematic diagram for the drilling bit of rotary-digging drilling rig for cutting steel strand wires.
Brief description of the drawings:1st, native bucket is stored up；11st, end cap；111st, sector notch；112nd, limited block；12nd, locker；121st, it is recessed
Groove；122nd, boss；123rd, fixed block；124th, lock ring；2nd, top cover；21st, projection；22nd, drill headstock；23rd, drill bit；231st, boron steel tooth
Pearl；232nd, blade；24th, the first drill bit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Mark represents.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires, as shown in Fig. 2 including storing up native bucket 1 and being rotatably connected on the native bucket 1 of storage
End face on top cover 2 and the drill bit 23 that is arranged on top cover 2.
It is cylindrical drum to store up native bucket 1, and its axial end face is completely enclosed and is fixedly connected with the power transmission shaft of rotary drilling rig, storage soil
Bucket 1 is done rotary motion by power transmission shaft driving.The other end for storing up native bucket 1 is hinged with end cap 11, when unloading soil that end cap 11 is complete
Open, the soil stored up in native bucket 1 can be gone out with rapid dumps.
Be provided with two sector notch 111 on end cap 11, end cap 11 is locked together on the native cylinder 1 of storage during work, the soil after excavation by
Sector notch 111, which enters, stores up native bucket 1.Wherein end cap 11 is fastened by the locker 12 being arranged in the native side wall of bucket 1 of storage.
As shown in Figures 2 and 3, locker 12 includes storing up the groove 121 opened up in the native side wall of bucket 1, is welded in groove 121
It is connected to boss 122 that is smaller than the size of groove 121 and being kidney ellipsoid and the lock ring being arranged between groove 121 and boss 122
124。
It is provided with lock ring 124 between groove 121 and boss 122, the one end open of lock ring 124 and is hinged in groove 121
On the position of portion and the close top of end cap 11, other end closing, the sky being placed between the side wall of groove 121 and the side wall of boss 122
In gap, wherein the one end closed is that annular is similar to one end shape of the kidney ellipsoid of boss 122.
The upper surface of boss 122 is rotatably connected to fixed block 123, and its length is more than the width of boss 122.Fixed block 123
When rotation is to horizontal level, its both ends exceeds the edge of boss 122.Lock ring 124 is locked in the side wall of groove 121 and boss 122
Among space between side wall, play and close lock ring 124, and then lock the effect of end cap 11.
Wherein the height of fixed block 123 is no more than the summation of groove 121 plus the height of boss 122, plays and exists in order to avoid storing up native bucket 1
Fixed block 123 is scraped to hole wall during the internal rotation of hole and rotating makes lock fail.
Return as shown in Figure 2, top cover 2 is welded by two sector disks are relative, and each fan-shaped size is slightly larger than sector
The size of breach 111, the upper surface center position of end cap 11 is rotatably connected at the heart of top cover 2.Top cover 2 on end cap 11 by turning
It is dynamic, make sector notch 111 externally connection or closing.
In the limited block 112 for being welded with rectangle that the upper end of end cap 11 is vertical, when storing up native bucket 1 and rotating, limited block 112 passes through
It is stuck on the fan-shaped one side of top cover 2, top cover 2 is stuck on limited block 112 and rotated together with storing up native bucket 1.
The center of top cover 2 is provided with projection 21.Projection 21 is circular block, and it is opposite that its upper end radially opposite sides is welded with both direction
The first drill bit 24, play a part of in advance excavating ground.On the top cover 2 of two fan-shaped compositions, its rotary motion
The drill headstock 22 of multiple rectangles is welded with two sides in direction.
As shown in Figures 2 and 4, the upper end of drill headstock 22 is welded with the drill bit 23 of bullet-shaped.The head welding-on of drill bit 23 has wear-resisting
Boron steel tooth pearl 231, steel strand wires can be ground, so as to abolish steel strand wires.The side of drill bit 23 also welding-on has wear-resisting
Blade 232, steel strand wires can be cut, so as to abolish steel strand wires, wherein drill bit 23 is towards with storing up the native rotary motion of bucket 1
Tangential direction is identical.
During work, end cap 11 is locked together on the native bucket 1 of storage first.Store up native bucket 1 and prop up ground with drill bit 23 down, its by
The driving torque of power transmission shaft and rotate, the drill bit 23 angled with ground rotation digging, drilled.
Now for top cover 2 though by the reaction force of soil layer, its fan-shaped side wall props up limited block 112, be allowed to just with
End cap 11, which overlaps, exposes the sector notch on end cap 11.Drill bit 23 constantly loads storage by native turn up and by sector notch 111
Native bucket 1.
When running into steel strand wires, it is disconnected that drill bit 23 can utilize the wear-resisting boron steel tooth pearl 231 of head welding-on to be ground, or
Cut off using blade 232 continues drilling so as to clear away the obstacles.
When the soil for storing up native bucket 1 is filled, native bucket 1 will be stored up and be promoted on ground, storing up the native opposite direction of bucket 1 rotation makes sector notch
111 open.Then end cap 11 is opened to pour out native entirety.
The utility model, can be effective by having the wear-resisting blade 232 of wear-resisting boron steel tooth pearl 231 in the head welding-on of drill bit 23
Steel strand wires are cut, are smoothed out boring work.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires, it is characterized in that, including the native bucket of storage（1）, be arranged on the native bucket of the storage（1）
On end cap（11）, be arranged on end cap（11）On top cover（2）, the end cap（11）Top is provided with to pass through abutment
Make top cover（2）With end cap（11）The together limited block of along the circumferential direction rotary motion（112）And it is arranged on top cover（2）Top and
Tip is towards top cover（2）The drill bit in rotary motion direction（23）.
2. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 1, it is characterized in that：The drill bit（23）Tip is set
It is equipped with to grind the boron steel tooth pearl of steel strand wires（231）.
3. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 1, it is characterized in that：The drill bit（23）Head is set
It is equipped with and its direction identical blade（232）.
4. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 1, it is characterized in that：The end cap（11）Cut with scissors one end
It is connected on the native bucket of storage（1）On, its other end passes through locker（12）By end cap（11）It is held in the native bucket of storage（1）On.
5. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 4, it is characterized in that：The native bucket of storage（1）Outside
Opened up on wall fluted（121）, the groove（121）Inside form boss（122）, the locker（12）Cut with scissors including one end
It is connected on the native bucket of storage（1）In side wall and it is located at groove（121）Interior lock ring（124）, its other end is placed on groove（121）With boss
（122）Between space in, the boss（122）On be provided with rotation mode by lock ring（124）Fixed fixed block
（123）.
6. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 5, it is characterized in that：The fixed block（123）'s
Length is more than boss（122）Width and it is rotatably connected on boss（122）Centre, work as fixed block（123）By by external force drive and
During rotation, its both ends is set to be placed in groove（121）With boss（122）Between space in, the lock ring that will be located therein（124）It is stuck in
In gap.
7. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 1, it is characterized in that：The top cover（2）Upper setting
There is projection（21）, its upper end is provided with the first drill bit tentatively excavated to bottom surface in advance（24）.
8. the drilling bit of rotary-digging drilling rig of cutting steel strand wires according to claim 7, it is characterized in that：First drill bit（24）If
It is set to two and along projection（21）Diametrically setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751309.3U CN206860104U (en) | 2017-06-26 | 2017-06-26 | A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720751309.3U CN206860104U (en) | 2017-06-26 | 2017-06-26 | A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206860104U true CN206860104U (en) | 2018-01-09 |
Family
ID=60828204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720751309.3U Expired - Fee Related CN206860104U (en) | 2017-06-26 | 2017-06-26 | A kind of drilling bit of rotary-digging drilling rig for cutting steel strand wires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206860104U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500038A (en) * | 2018-05-17 | 2019-11-26 | 中铁第五勘察设计院集团有限公司 | Tubular geotome head |
| CN112267839A (en) * | 2020-11-13 | 2021-01-26 | 中铁四局集团建筑工程有限公司 | Drill bit for rotary drilling rig |
-
2017
- 2017-06-26 CN CN201720751309.3U patent/CN206860104U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500038A (en) * | 2018-05-17 | 2019-11-26 | 中铁第五勘察设计院集团有限公司 | Tubular geotome head |
| CN112267839A (en) * | 2020-11-13 | 2021-01-26 | 中铁四局集团建筑工程有限公司 | Drill bit for rotary drilling rig |
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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: 20180109 |