CN203559793U - Drill rod and drilling machine - Google Patents
Drill rod and drilling machine Download PDFInfo
- Publication number
- CN203559793U CN203559793U CN201320639361.1U CN201320639361U CN203559793U CN 203559793 U CN203559793 U CN 203559793U CN 201320639361 U CN201320639361 U CN 201320639361U CN 203559793 U CN203559793 U CN 203559793U
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- CN
- China
- Prior art keywords
- grouting
- drill bit
- rod body
- drill rod
- drilling rod
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- 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 - Lifetime
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 117
- 230000008602 contraction Effects 0.000 claims description 8
- 239000008267 milk Substances 0.000 claims description 4
- 210000004080 milk Anatomy 0.000 claims description 4
- 235000013336 milk Nutrition 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract 7
- 238000000034 method Methods 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
Images
Abstract
The utility model relates to the technical field of constructions, in particular to a drill rod and a drilling machine. The drill rod comprises a telescopic drill rod body, a drill bit, a power head and a grouting hose, wherein the power head is connected with the top end of the telescopic drill rod body; the drill bit is connected with the bottom end of the telescopic drill rod body; the power head drives the telescopic drill rod body to stretch out and draw back in a vertical direction to drill; one end of the grouting hose penetrates through the telescopic drill rod body and is connected with the drill bit; the other end of the grouting hose is connected with a grouting device. The drilling machine comprises the drill rod, a drilling machine upright post, a winding drum, a winding drum mounting rack and a trolley, wherein the bottom end of the drilling machine upright post is fixed on the trolley; the winding drum mounting rack is fixed at the top end of the drilling machine upright post; the winding drum is mounted on the winding drum mounting rack; one end of the grouting hose is connected with the drill bit; the other end of the grouting hose is connected with the grouting device through the winding drum, and the grouting hose is paved on the winding drum. According to the drill rod and the drilling machine adopting the drill rod, provided by the utility model, the tip-over accident of the drilling machine can be avoided; meanwhile, the grouting efficiency is improved.
Description
Technical field
The utility model relates to technical field of buildings, particularly a kind of drilling rod and drilling apparatus.
Background technology
Rotary drilling rig generally adopts multi-stage telescopic drilling rod, and maximum drilling depth generally can reach 60～100m, is applicable to the bored pile of diameter >=600mm.Owing to adopting telescopic drill rod, drill height operated by rotary motion is at 20～25m, and this drilling rod fetches earth by being arranged on the drill bit of drilling rod bottom, and drilling rod itself does not possess grouting function.Because drilling rod self does not possess grouting function, after drill hole of drilling machine, utilize steel pipe to be in the milk, steel pipe adopts segmented, and every segment length is 1～3m, between every section, adopt and be threaded, according to technique needs, in filling process, need to keep steel pipe bottom 1～3m under the liquid level of slurry, therefore must constantly measure the degree of depth of grouting, and dismantle in time steel pipe and guarantee applicable steel pipe length, whole process can only be by manually carrying out, and operating process is complicated, inefficiency.In addition, also having at present in addition a kind of long-spiral drilling machine, the drilling rod of employing is multistage non-telescoping formula drilling rod, and maximum drilling depth generally can reach 30～40m, is applicable to the bored pile of diameter 400～600mm.This drilling rod is by drilling rod self casting pore-forming, and drilling rod itself possesses grouting function, completes the work of grouting in the complete process of pulling out drilling rod of boring simultaneously.Because drilling rod is non-telescoping, drilling rod body height must be greater than maximum drilling depth, and drill height is in order to mate with drilling rod simultaneously, must be greater than drilling rod height, therefore, when drilling deep hole, the drill height needing is higher,, easily there is the accident that rig is tumbled in crank.
Utility model content
Technical problem to be solved in the utility model is to provide drilling rod and the drilling apparatus of the accident that a kind of rig that can avoid the excessive height because of rig to occur tumbles and the operating efficiency that can improve grouting.
For solving the problems of the technologies described above, the utility model provides a kind of drilling rod, comprising: telescopic drill rod body, drill bit, unit head and grouting hose.Described unit head is connected to the top of described telescopic drill rod body, and described drill bit is connected to the bottom of described telescopic drill rod body; Described unit head drives described telescopic drill rod body flexible boring on above-below direction.One end of described grouting hose is connected with described drill bit through described telescopic drill rod body, and the other end is connected with provisions for grouting; The described grouting hose of described telescopic drill rod body interior is followed the elongation of described telescopic drill rod body or contraction and is changed accordingly length, and by described grouting hose, slurries is imported to described drill bit from provisions for grouting and be in the milk.
Further, also comprise connector; Described connector is arranged on the inner chamber of described drill bit; One end of described connector is connected with described grouting hose, and the other end is connected with the grouting entrance of described drill bit.
Further, also comprise the first limited block and the second limited block; Described the first limited block is fixed on the surface of described drill bit inner chamber; On the same circumference of the outer surface of described connector, be provided with the second limited block; Described the second limited block is placed on the lower end of described the first limited block, prevents that described connector from departing from described drill bit.
Further, described the first limited block consists of two semicircular ring; Two described semicircular ring are separately fixed at the surface of internal cavity of described drill bit, and two described semicircular ring form a circular ring structure; Described the second limited block is circular ring structure.
The utility model also provides a kind of drilling apparatus, comprises drilling rod, rig column, reel, reel installing rack and chassis; The bottom of described rig column is fixed on described chassis, and described reel installing rack is fixed on the top of described rig column, and described reel is arranged on described reel installing rack.One end of described grouting hose is connected with described drill bit, and the other end is connected with described provisions for grouting through described reel, and described grouting hose is laid on described reel; Described reel is for described grouting hose provides fulcrum, makes described grouting hose follow the elongation of described telescopic drill rod body or contraction and change accordingly length.
The drilling apparatus that the utility model provides, drilling rod body adopts telescopic structure, drilling rod body can be stretched according to actual needs up and down, in commercial Application, what do not need the height of rig to arrange is too high, the accident that the drilling apparatus of having avoided the excessive height because of drilling apparatus to cause is tumbled.Simultaneously, in the drilling rod that the utility model provides, be designed with grouting hose, grouting hose can be followed the elongation of telescopic drill rod body or contraction and be changed accordingly length, therefore can by grouting hose, in the complete process of pulling out drilling rod body of boring, complete the work of grouting, improve the operating efficiency of grouting.
Accompanying drawing explanation
The boring rod set structural representation that Fig. 1 provides for the utility model embodiment;
The drilling rod body upper end structural representation that Fig. 2 provides for the utility model embodiment;
The drilling rod body lower end structure schematic diagram that Fig. 3 provides for the utility model embodiment;
The top view of the drilling rod body that Fig. 4 provides for the utility model embodiment.
The specific embodiment
Referring to Fig. 1-Fig. 4, the utility model embodiment provides a kind of drilling rod, comprising: telescopic drill rod body 6, drill bit 7, unit head 3 and grouting hose 2.Unit head 3 is connected to the top of telescopic drill rod body 6, and drill bit 7 is connected to the bottom of telescopic drill rod body 6.Unit head 3 drives telescopic drill rod body 6 flexible boring on above-below direction.One end of grouting hose 2 is connected with drill bit 7 through telescopic drill rod body 6, and the other end is connected with provisions for grouting.The grouting hose 2 of telescopic drill rod body 6 inside is followed the elongation of telescopic drill rod body 6 or contraction and is changed accordingly length, and by grouting hose 2, slurries is imported to drill bit 7 from provisions for grouting and be in the milk.Below the structure of the drilling rod that further the present embodiment provided describe:
Referring to Fig. 2-Fig. 4, telescopic drill rod body 6 can, for secondary or multi-stage expansion structure, be selected according to actual needs in application process.In the present embodiment, telescopic drill rod body 6 adopts three grades of stretching structures, comprising: interior drilling rod 63, secondary drilling rod 66, three grades of drilling rods 65, first load key bar 64, second and load key bar the 61, the 3rd and load that key bar the 611, the 4th loads key bar 62 and slender acanthopanax is carried key bar 610.Interior drilling rod 63, secondary drilling rod 66 and three grades of drilling rods 65 are the cylindrical-shaped structure of hollow, and the external diameter of interior drilling rod 63 is less than the external diameter of secondary drilling rod 66, and the external diameter of secondary drilling rod 66 is less than the external diameter of three grades of drilling rods 65; Interior drilling rod 63 is enclosed within secondary drilling rod 66, and secondary drilling rod 66 is enclosed within three grades of drilling rods 65.The centre position of the outer wall of interior drilling rod 63 is welded with the first loading key bar 64.The top of secondary drilling rod 66 inwalls is welded with the second loading key bar 61, and the below of secondary drilling rod 66 inwalls is welded with the 3rd and loads key bar 611; The top of three grades of drilling rod 65 inwalls is welded with the 4th below that loads 62, three grades of drilling rod 65 inwalls of key bar and is welded with slender acanthopanax and carries 610, key.The first loading key bar 64, the second loading key bar the 61, the 3rd load key bar 611, the 4th loading key bar 62 and slender acanthopanax and carry upper and lower two loading positions that the upper/lower terminal of key bar 610 forms respectively corresponding loading key bar.Unit head 3 is connected (as being bolted) with the top of interior drilling rod 63, and the bottom of three grades of drilling rods 65 is connected (as connected by removable joint) with drill bit 7.Connector 612 is arranged on the inner chamber of drill bit 7; One end of connector 612 is connected (utilize clip to connect, prevent grouting leakage) with grouting hose 2, the other end is connected with the grouting mouth of drill bit 7.The first limited block 68 is fixed on the surface of drill bit 1 inner chamber; On the same circumference of the outer surface of connector 612, be provided with the second limited block 69; The second limited block 69 is placed on the lower end of the first limited block 68, prevents that connector 612 from departing from drill bit 7.The first limited block 68 consists of two semicircular ring; Two semicircular ring are separately fixed at the surface of internal cavity of drill bit 7, and a circular ring structure of two semicircular ring formations, and the second limited block 69 is circular ring structure; The first limited block is designed to two semicircular ring structures, the second limited block is designed to circular ring structure, can increase the lifting surface area between limited block (comprising the first limited block and the second limited block), improve the pressure bearing limit of limited block (comprising the first limited block and the second limited block) self, to extend limited block application life of (comprising the first limited block and the second limited block).
The utility model embodiment also provides a kind of drilling apparatus, comprises foregoing drilling rod, rig column 5, reel 1, reel installing rack and chassis 4.The bottom of rig column 5 is fixed on chassis 4, and reel installing rack is fixed on the top of rig column 5, and reel 1 is arranged on reel installing rack 5.One end of grouting hose 2 is connected with drill bit 7, and the other end is connected with provisions for grouting through reel 1, and grouting hose 2 is laid on reel 1; Reel 1 is for grouting hose 2 provides fulcrum, makes grouting hose 2 follow the elongation of telescopic drill rod body 6 or contraction and change accordingly length.
The drilling rod that the utility model embodiment provides and the operating principle of drilling apparatus are as follows:
Referring to Fig. 1-Fig. 4, unit head 3 is connected by bolt with the top of interior drilling rod 63, the connection by this place by the moment of torsion of unit head 3 and axially loading force be delivered on interior drilling rod 63.On the inwall of secondary drilling rod 66, welded second and loaded key bar 61 and the 3rd loading key bar 611, interior drilling rod 63 loads key bar 611 by the second loading key bar 61 and the 3rd moment of torsion and axial loading force is delivered on secondary drilling rod 66; In like manner, secondary drilling rod 66 by the 4th load key bar 62 and slender acanthopanax carry key bar 610 by moment of torsion and axially loading force be delivered on three grades of drilling rods 65.So analogize, when drilling rod progression is increased to N level (N is greater than 3 positive integer), can the moment of torsion of unit head 3 unit heads and axial loading force be delivered on N level drilling rod (being outermost layer drilling rod) by which.In the present embodiment, the telescopic drill rod body 6 of employing is three grades of stretching structures, and the bottom of three grades of drilling rods 65 is connected with drill bit 7 by removable joint, and moment of torsion and the axial loading force of unit head 3 are delivered on drill bit 7 the most at last by removable joint.It is inner that grouting hose 2 enters interior drilling rod by reel, can increase the application life of grouting hose 2; Grouting hose 2 is connected with connector 612 by clip, can play the effect of mortar leakage prevention.The first limited block 68 can limit the axial displacement of connector 612, makes connector 612 axially have slight play, and can not depart from drill bit 7.
Referring to Fig. 1-Fig. 3, after construction starts, unit head 3 drives whole drilling rod body 6 and drill bit 7 are rotated in the forward and decline, reel 1 place follows and discharges grouting hose 2 simultaneously, after three grades of drilling rods 65 bury, drilling rod 63 reverse rotations in unit head 3 drives, make the lower loading position of the first loading key bar 64 load 611 disengagements of key with the 3rd, in unit head 3 drives, drilling rod 63 rises, until the first lower position that loads that loads 64, key is a little more than the upper loading position of the second loading key bar 61, in unit head 3 drives, drilling rod 63 is rotated in the forward the lower position that loads that enters the second loading key bar 61 and (by second, loads the axial displacement that 61 restrictions first of key bar load key bars 64, thereby the axial displacement of drilling rod 63 in restriction), change in the process that loads position, it is motionless that grouting hose 2 maintains original position, now unit head 3 is got back to rig column 5 tops, can continue to start boring work downwards, between secondary drilling rod 66 and three grades of drilling rods 65, operating principle is identical with said process.After boring finishes, unit head 3 drives whole drilling rod body 6 and drill bit are rotated in the forward and rise, reel 1 place follows recovery grouting hose simultaneously, when unit head 3 arrives rig column 5 top, drilling rod 63 reverse rotations in driving, make the upper of the first loading key bar 64, lower loading position and second loads key bar 61 and throws off, in unit head 3 drives, drilling rod 63 declines, until the first lower position that loads that loads key bar 64 is a little more than the upper loading position of the 3rd loading key bar 611, unit head 3 drives interior drilling rod 63 to be rotated in the forward and enters the 3rd lower loading position that loads key bar 611 (by the axial displacement of the 3rd loading key bar 611 restriction the first loading key bars 64, thereby the axial displacement of drilling rod 63 in restriction), change and load in the process of position, it is motionless that grouting hose 2 maintains original position, now unit head 3 is got back to rig column 5 bottoms, can continue upwards to start pile pulling and grouting work, between secondary drilling rod and three grades of drilling rods, operating principle is identical with said process.
The present embodiment has following beneficial effect:
The drilling apparatus that the utility model provides, drilling rod body adopts telescopic structure, drilling rod body can be stretched according to actual needs up and down, in commercial Application, what do not need the height of drilling apparatus to arrange is too high, the accident that the drilling apparatus of having avoided the excessive height because of drilling apparatus to cause is tumbled.Simultaneously, in the drilling rod that the utility model provides, be designed with grouting hose, grouting hose can be followed the elongation of telescopic drill rod body or contraction and be changed accordingly length, therefore can by grouting hose, in the complete process of pulling out drilling rod body of boring, complete the work of grouting, improve the operating efficiency of grouting.
It should be noted last that, the above specific embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to example, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. a drilling rod, comprising: telescopic drill rod body (6), drill bit (7) and unit head (3), it is characterized in that, and also comprise: grouting hose (2);
Described unit head (3) is connected to the top of described telescopic drill rod body (6), and described drill bit (7) is connected to the bottom of described telescopic drill rod body (6); Described unit head (3) drives described telescopic drill rod body (6) flexible boring on above-below direction;
One end of described grouting hose (2) is connected with described drill bit (7) through described telescopic drill rod body (6), and the other end is connected with provisions for grouting; The inner described grouting hose (2) of described telescopic drill rod body (6) is followed the elongation of described telescopic drill rod body (6) or contraction and is changed accordingly length, and by described grouting hose (2), slurries is imported to described drill bit (7) from provisions for grouting and be in the milk.
2. drilling rod according to claim 1, is characterized in that, also comprises connector (612); Described connector (612) is arranged on the inner chamber of described drill bit (7); One end of described connector (612) is connected with described grouting hose (2), and the other end is connected with the grouting entrance of described drill bit (7).
3. drilling rod according to claim 2, is characterized in that, also comprises the first limited block (68) and the second limited block (69); Described the first limited block (68) is fixed on the surface of described drill bit (7) inner chamber; On the same circumference of the outer surface of described connector (612), be provided with the second limited block (69); Described the second limited block (69) is placed on the lower end of described the first limited block (68), prevents that described connector (612) from departing from described drill bit (7).
4. drilling rod according to claim 3, is characterized in that, described the first limited block (68) consists of two semicircular ring; Two described semicircular ring are separately fixed at the surface of internal cavity of described drill bit (7), and two described semicircular ring form a circular ring structure; Described the second limited block (69) is circular ring structure.
5. a drilling apparatus, is characterized in that, comprises drilling rod claimed in claim 1, rig column (5), reel (1), reel installing rack and chassis (4);
It is upper that the bottom of described rig column (5) is fixed on described chassis (4), and described reel installing rack is fixed on the top of described rig column (5), and described reel (1) is arranged on described reel installing rack (5);
One end of described grouting hose (2) is connected with described drill bit (7), and the other end is connected with described provisions for grouting through described reel (1), and described grouting hose (2) is laid on described reel (1); Described reel (1) provides fulcrum for described grouting hose (2), makes described grouting hose (2) follow the elongation of described telescopic drill rod body (6) or contraction and change accordingly length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639361.1U CN203559793U (en) | 2013-10-16 | 2013-10-16 | Drill rod and drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320639361.1U CN203559793U (en) | 2013-10-16 | 2013-10-16 | Drill rod and drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203559793U true CN203559793U (en) | 2014-04-23 |
Family
ID=50509521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320639361.1U Expired - Lifetime CN203559793U (en) | 2013-10-16 | 2013-10-16 | Drill rod and drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203559793U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510868A (en) * | 2013-10-16 | 2014-01-15 | 武汉武船机电设备有限责任公司 | Drill rod and drill rig device |
| CN106089106A (en) * | 2016-08-04 | 2016-11-09 | 徐玉杰 | A kind of machine locking-type telescopic drill rod and the mixing pile machine of band machine lock telescopic drill rod |
-
2013
- 2013-10-16 CN CN201320639361.1U patent/CN203559793U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510868A (en) * | 2013-10-16 | 2014-01-15 | 武汉武船机电设备有限责任公司 | Drill rod and drill rig device |
| CN103510868B (en) * | 2013-10-16 | 2016-08-31 | 武汉武船机电设备有限责任公司 | Drilling rod and drilling apparatus |
| CN106089106A (en) * | 2016-08-04 | 2016-11-09 | 徐玉杰 | A kind of machine locking-type telescopic drill rod and the mixing pile machine of band machine lock telescopic drill rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220105 Address after: 430060 No.2 ZhangZhidong Road, Wuchang, Wuhan, Hubei Province Patentee after: WUCHANG SHIPBUILDING INDUSTRY GROUP Co.,Ltd. Address before: 430063 No. 1052 Heping Avenue, Wuchang District, Wuhan City, Hubei Province Patentee before: WUHAN WUCHUAN ELECTROMECHANICAL EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140423 |