CN203362041U - Bridge pier hole foreign matter cutter - Google Patents
Bridge pier hole foreign matter cutter Download PDFInfo
- Publication number
- CN203362041U CN203362041U CN 201320391232 CN201320391232U CN203362041U CN 203362041 U CN203362041 U CN 203362041U CN 201320391232 CN201320391232 CN 201320391232 CN 201320391232 U CN201320391232 U CN 201320391232U CN 203362041 U CN203362041 U CN 203362041U
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- Prior art keywords
- foreign matter
- bridge pier
- hole
- alloy
- torch body
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Abstract
The utility model discloses a bridge pier hole foreign matter cutter. In the construction process of pile hole drilling in a bridge and other engineering, the situations that sunken ships, downed logs, downed tree fossils and other foreign matter buried in the stratum are often encountered, and an ordinary drilling machine drilling tool cannot drill easily. The bridge pier hole foreign matter cutter comprises a cutter body (1) with the lower end connected with alloy row teeth (2), the top end of the cutter body is connected with an upper cover (4) provided with a thick liquid through hole (3), and the upper cover is connected with a drilling rod connecting device. The bridge pier hole foreign matter cutter is used for drilling in road and bridge construction.
Description
Technical field
The utility model relates to a kind of bridge pier hole foreign matter cutter.
Background technology
In the engineering pile hole drilling work progresss such as bridge, often run into inside, stratum and be embedded with shipwreck, fall wood, and the foreign matter such as the fossil of falling the ebon, in this case, the auger drilling tool of routine is difficult to creep into.Even creep into reluctantly, the also inclined to one side hole of as easy as rolling off a log generation phenomenon, thus affect hole quality.
Chinese patent CN200420030418.9 discloses a kind of drilling tool, and this drilling tool is merely able to boring, the foreign matter can't cutting drilling run into, and there is no slurry outlet, inefficiency.
The utility model content
The purpose of this utility model is to provide a kind of bridge pier hole foreign matter cutter that makes hole offset issue can't moulding occur that solved when foreign matter appears in the boring of existing bridge pier.
Described purpose is achieved by the following scheme:
A kind of bridge pier hole foreign matter cutter, its composition comprises: torch body, described torch body low side connects the alloy toothrow, and described torch body top connects the upper cover with logical slurry hole, described top cap stacks linkage.
Described bridge pier hole foreign matter cutter, described alloy toothrow radially welds three rows along described torch body, and each row's alloy toothrow is 10-20 alloy toothrows.
Described bridge pier hole foreign matter cutter, described each row's alloy toothrow is 15 alloy toothrows.
Described bridge pier hole foreign matter cutter, comprise flange in described drill rod connecting device, and described flange connects vertical bucket, and described vertical bucket connects described upper cover, between described vertical bucket and described upper cover, is connected with reinforcing rib.
Described bridge pier hole foreign matter cutter, open in the middle of two adjacent reinforcing ribs in described logical slurry hole.
Described bridge pier hole foreign matter cutter, described logical slurry hole is 4 or 6 or 8.
Described bridge pier hole foreign matter cutter, described alloy toothrow is pentahedron, and described pentahedron comprises triangle front and triangle back, and described triangle front is connected end face, left surface and right flank with described triangle back simultaneously.
Described bridge pier hole foreign matter cutter, described torch body is hollow tubular torch body, the wall thickness of described hollow tubular torch body is the 18-30mm manganese steel plate, is highly 1800mm; The external diameter of described hollow tubular torch body is less than drilling diameter 10mm.
Described bridge pier hole foreign matter cutter, the height of described triangle front and described triangle back is 2 or 3 or 4mm.
The beneficial effects of the utility model are:
The utility model obtains using this product to creep into the foreign matter cutting in the bridge pier pore forming process through a large amount of field practices, be equipped with grab claw simultaneously, in the stake hole that key is separated, outside the timely cleaning hole of foreign matter, after foreign bodies removal, adopt again conventional drilling tool normally to creep into; Utilize this method, solved well in bridge pier hole drilling process, the difficult problem of foreign bodies removal in the stake hole.
The utility model has solved present boring and has run in hole the difficult problem that foreign matter is arranged, and has improved operating efficiency and hole quality.
The logical slurry hole that the utility model adopts can help outside the smooth evacuation aperture of foreign matter fragment in the hole in, the quickening speed of fulfiling hole.
The reinforcing rib that the utility model adopts reduces the thickness of upper cover, reduces the material of upper cover, reduces costs, increases the intensity of upper cover.
The pentahedron alloy toothrow that the utility model adopts has reduced cutting resistance, has improved the cutting effect.
The relative general steel plate intensity of the cylinder that the utility model is made manganese steel plate is high, and ability to bear is strong, and rigidity is large, and solderability is good.
The accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is front views of accompanying drawing 1.
Accompanying drawing 3 is top views of accompanying drawing 1.
Accompanying drawing 4 is upward views of accompanying drawing 1.
Accompanying drawing 5 is structural representations of alloy toothrow in accompanying drawing 1.
The specific embodiment
Elaborate the utility model preferred embodiment below in conjunction with accompanying drawing.
Embodiment mono-
A kind of bridge pier hole foreign matter cutter, as shown in accompanying drawing 1, accompanying drawing 2, its composition comprises: torch body 1, and described torch body low side connects alloy toothrow 2, described torch body top connects the upper cover 4 with logical slurry hole 3, described top cap stacks linkage.
Torch body adopts the thick manganese steel plate of 18-30mm, is processed into external diameter than the cylinder of the little 10mm of stake hole drilling diameter, and height 1800mm(is generally steel plate specification width value).
The concrete thickness of steel plate is determined by drilling diameter, mainly should consider rigidity and processing and manufacturing problem.
At an end of cylinder, along cylindrical shell welding alloy toothrow three row radially.The overhanging inner/outer tube body wall 3mm that grows of toothrow is advisable.
At the other end of cylinder, the welded and installed drill rod connecting device.
Embodiment bis-
The difference of the present embodiment and embodiment mono-is, as shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 5, and described bridge pier hole foreign matter cutter, described alloy toothrow radially welds three rows along described torch body, and each row's alloy toothrow is 10-20 alloy toothrows.
Embodiment tri-
The difference of the present embodiment and embodiment bis-is, as shown in Figure 4, described bridge pier hole foreign matter cutter, described each row's alloy toothrow is preferably 15 alloy toothrows.
Embodiment tetra-
The difference of the present embodiment and embodiment mono-is, as shown in accompanying drawing 1, accompanying drawing 3, and described bridge pier hole foreign matter cutter, comprise flange 5 in described drill rod connecting device, described flange connects vertical bucket 6, and described vertical bucket connects described upper cover, between described vertical bucket and described upper cover, is connected with reinforcing rib 7.
Embodiment five
The difference of the present embodiment and embodiment mono-is, as shown in accompanying drawing 1, accompanying drawing 3, and described bridge pier hole foreign matter cutter, open in the middle of two adjacent reinforcing ribs in described logical slurry hole.
Embodiment six
The difference of the present embodiment and embodiment mono-or embodiment five is, as shown in Figure 3, described bridge pier hole foreign matter cutter, described logical slurry hole is 4 or 6 or 8.The number of reinforcing rib equals the number in logical slurry hole.
Embodiment seven
The difference of the present embodiment and embodiment mono-or embodiment bis-is, as shown in Figure 5, described bridge pier hole foreign matter cutter, described alloy toothrow is pentahedron, described pentahedron comprises triangle front 8 and triangle back, and described triangle front is connected end face 10, left surface 9 and right flank with described triangle back simultaneously.The large good connecting effect of bottom surface contact surface that described pentahedral end face is rectangle or square or rhombus and torch body; The leg-of-mutton shape of described pentahedral triangle front and triangle back has reduced significantly and has reduced cutting resistance.
Embodiment eight
The difference of the present embodiment and embodiment mono-is, as shown in accompanying drawing 1, accompanying drawing 2, described bridge pier hole foreign matter cutter, described torch body is hollow tubular torch body, the wall thickness of described hollow tubular torch body is the 18-30mm manganese steel plate, is highly 1800mm; The external diameter of described hollow tubular torch body is less than drilling diameter 10mm.
Embodiment nine
The difference of the present embodiment and embodiment seven is, as shown in Figure 5, described bridge pier hole foreign matter cutter, the height of described triangle front and described triangle back is 2 or 3 or 4mm.
Embodiment ten
The cutting drilling method of a kind of bridge pier hole foreign matter cutter, utilize the alloy toothrow to creep into the foreign matter cutting in the bridge pier pore forming process, be equipped with grab claw simultaneously, outside the timely cleaning hole of foreign matter in the stake hole that the alloy toothrow is separated, after foreign bodies removal, adopt again conventional drilling tool normally to creep into.
Post hole driller adopts forward circulation or reversion circulation drilling machine.Rig, in the process of rotary drilling, carries out the annular cutting to foreign matter in the stake hole.The foreign matter that cutting and separating is got off shifts out outside hole with grab claw.
Embodiment 11
The difference of the present embodiment and embodiment bis-is, described bridge pier hole foreign matter cutter, described alloy toothrow radially welds three rows along described torch body, and each row's alloy toothrow is 10 or 11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 alloy toothrows.
Present embodiment is the exemplary illustration of this patent not to be limited to its protection domain; those skilled in the art can also carry out part to it and change; as long as no the Spirit Essence that exceeds this patent, all be considered as the replacement that is equal to this patent, all within the protection domain of this patent.
Claims (9)
1. a bridge pier hole foreign matter cutter, its composition comprises: torch body, it is characterized in that described torch body low side connects the alloy toothrow, described torch body top connects the upper cover with logical slurry hole, described top cap stacks linkage.
2. bridge pier according to claim 1 hole foreign matter cutter, is characterized in that described alloy toothrow radially welds three rows along described torch body, and each row's alloy toothrow is 10-20 alloy toothrows.
3. bridge pier according to claim 2 hole foreign matter cutter, is characterized in that described each row's alloy toothrow is 15 alloy toothrows.
4. bridge pier according to claim 1 hole foreign matter cutter, is characterized in that described drill rod connecting device comprises flange, and described flange connects vertical bucket, and described vertical bucket connects described upper cover, between described vertical bucket and described upper cover, is connected with reinforcing rib.
5. bridge pier according to claim 1 hole foreign matter cutter, is characterized in that described logical slurry hole opens in the middle of two adjacent reinforcing ribs.
6. bridge pier hole foreign matter cutter according to claim 1 or 5, is characterized in that described logical slurry hole is 4 or 6 or 8.
7. bridge pier according to claim 1 and 2 hole foreign matter cutter, it is characterized in that described alloy toothrow is pentahedron, described pentahedron comprises triangle front and triangle back, and described triangle front is connected end face, left surface and right flank with described triangle back simultaneously.
8. bridge pier according to claim 1 hole foreign matter cutter, is characterized in that described torch body is hollow tubular torch body, and the wall thickness of described hollow tubular torch body is the 18-30mm manganese steel plate, is highly 1800mm; The external diameter of described hollow tubular torch body is less than drilling diameter 10mm.
9. bridge pier according to claim 7 hole foreign matter cutter, the height that it is characterized in that described triangle front and described triangle back is 2 or 3 or 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320391232 CN203362041U (en) | 2013-07-03 | 2013-07-03 | Bridge pier hole foreign matter cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320391232 CN203362041U (en) | 2013-07-03 | 2013-07-03 | Bridge pier hole foreign matter cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203362041U true CN203362041U (en) | 2013-12-25 |
Family
ID=49809827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320391232 Expired - Lifetime CN203362041U (en) | 2013-07-03 | 2013-07-03 | Bridge pier hole foreign matter cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203362041U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321580A (en) * | 2013-07-03 | 2013-09-25 | 龙建路桥股份有限公司 | Foreign matter cutter for bridge pile holes and cutting and drilling method |
-
2013
- 2013-07-03 CN CN 201320391232 patent/CN203362041U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321580A (en) * | 2013-07-03 | 2013-09-25 | 龙建路桥股份有限公司 | Foreign matter cutter for bridge pile holes and cutting and drilling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |