CN202755891U - Diving rock inserting drill rig - Google Patents
Diving rock inserting drill rig Download PDFInfo
- Publication number
- CN202755891U CN202755891U CN 201120415670 CN201120415670U CN202755891U CN 202755891 U CN202755891 U CN 202755891U CN 201120415670 CN201120415670 CN 201120415670 CN 201120415670 U CN201120415670 U CN 201120415670U CN 202755891 U CN202755891 U CN 202755891U
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- Prior art keywords
- drill
- rig
- diving
- drill bit
- rock
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- Expired - Lifetime
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- 239000011435 rock Substances 0.000 title claims abstract description 30
- 230000009189 diving Effects 0.000 title claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 66
- 239000000498 cooling water Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 230000001915 proofreading effect Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 230000003028 elevating effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 210000003371 toe Anatomy 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- Earth Drilling (AREA)
Abstract
The utility model relates to a diving rock inserting drill rig which comprises a drill rig main body. The drill rig main body comprises an enclosed drill rig shell. A top end of the drill rig shell is provided with a connecting piece which is connected with a ground elevating power device. A diving motor and a speed reducer which are connected with each other are arranged in the drill rig shell. A cutting disk is arranged below the drill rig shell, and is connected with the speed reducer. The diving motor drives the speed reducer to rotate, so that the cutting disk is driven to rotate. The diving rock inserting drill rig has the advantages that a drill bit is easy to replace, and the labor intensity is reduced; and large-pore-diameter cutting work can be completed, and rock inserting and cutting drilling work can be completed by rotation at a high speed.
Description
Technical field
The utility model relates to a kind of diving rock inserting drill rig.
Background technology
Present pile foundation engineering generally all requires certain rock degree of depth that enters.Simultaneously, geologic structure also becomes increasingly complex.Existing rig mainly contains: percussive drill, diving drill machine, gas lift reverse circulation rig, oil-well rig, rotary drilling rig, existing drilling machine also is fine for the argillic horizon operating efficiency, but just exists a lot of defectives for the lithostratigraphy.
For example percussive drill though can be used for various stratum, when running into the lithostratigraphy of 200 MPa compressive strength, per hour can only creep into 3-4cm by the freely falling body principle, and operating efficiency is very low; Although oil-well rig rig speed is very fast, the bore diameter maximum also only has 800mm, can't finish heavy caliber work; Rotary drilling rig can be finished the foundation pile of the bore diameter of 800mm-3000mm, rotary drilling rig is the principle work of adopting high pulling torque power, the slow-speed of revolution, attrition crushing rock, but when stratum hardness during in 45 MPa compressive strength, restricted by drilling rod moment of torsion rotating speed, then can't finish the work of creeping into; The gas lift reverse circulation rig is restricted by the borer drill rod rotating speed, can only creep into 1 meter every day, can't efficiently finish the work of creeping into.
Existing small-power diving drill machine is only applicable to soft clay stratum, can not High Rotation Speed, there is not high pulling torque, and be subjected to simultaneously the restrictions such as pressuring method, can't finish into the rock cutting and creep into work.
The utility model content
The utility model provides a kind of diving rock inserting drill rig for solving the problems of the technologies described above.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of diving rock inserting drill rig, comprise drill main body, described drill main body comprises the rig housing of sealing, the top of described rig housing is provided with connector, be provided with submersible motor and the reductor that is connected in the described rig housing, the below of described rig housing is provided with cutting disc, and described cutting disc is connected with described reductor, described submersible motor drives described reductor and rotates, thereby drives the cutting disc rotation.
Further, described drill main body also comprises be used to the cooling water system that described cutting disc cooling water is provided, described cooling water system comprises water pump, high pressure hydroecium and water distributor chamber, described water pump is arranged between described submersible motor and the described reductor, water pump is that described high pressure hydroecium supplies water under the drive of described submersible motor, described high pressure hydroecium is connected with described reductor, and described water distributor chamber is installed on the described cutting disc, and is connected with described high pressure hydroecium.
Further, be connected with inlet channel and the first outlet conduit on the described water pump, described inlet channel one end is connected with described water pump, the top that the other end passes described rig housing is arranged on the outside of described rig housing, the bottom of described rig housing is provided with opening, described opening part is fixedly connected with bearing support, described high pressure hydroecium one end is connected with described reductor, the other end is connected with described water distributor chamber by the bearing on the described bearing support, the two side of described high pressure hydroecium is provided with water inlet, the bottom of described high pressure hydroecium is provided with delivery port, described delivery port is corresponding with described bearing centre, described bearing centre is connected with the water inlet of described water distributor chamber, described water distributor chamber is arranged on the described cutting disc, described water distributor chamber is provided with the second outlet conduit, and described the second outlet conduit is provided with shower nozzle, and the position of described shower nozzle is corresponding with the position of described cutting disc.
Further, between described bearing and the described bearing support, and be equipped with sealing ring between described bearing support and the described rig housing.
Further, the water inlet of described inlet channel is positioned at the top of described drill main body, and the distance between described water inlet and the described rig housing top is greater than 6m.
Further, also comprise the Hydraulic Power Transmission System that is connected to rig housing top, described Hydraulic Power Transmission System comprises shell, and setting hydraulic pump in the enclosure, supporting cylinder, lifting hydraulic cylinder and lifting hydraulic cylinder sliding rail, described supporting cylinder is under the control of described hydraulic pump, extended described shell also is fixed on the borehole wall, described lifting hydraulic cylinder moves along the lifting hydraulic cylinder sliding rail under the control of described hydraulic pump, drive described rig housing and move up and down, described lifting hydraulic cylinder sliding rail is provided be used to the electromagnetic valve switch that makes the lifting hydraulic cylinder stop motion.
Further, be provided with cut drill on the described cutting disc, described cut drill comprise the main cutting drill bit and along the main cutting drill bit circumferentially be arranged on secondary cut drill around the main cutting drill bit, the position of described main cutting drill bit and described secondary cut drill is all corresponding with the position of described shower nozzle.
Further, described cutting disc is provided with main shaft, described main cutting drill bit and described secondary cut drill all are connected on the described main shaft, and described main cutting drill bit and secondary cut drill all adopt diamond compact bit, and described main cutting drill bit and described secondary cut drill all turn clockwise;
Perhaps, described cutting disc is provided with fixed disk and main shaft, described fixed disk is connected with described rig housing, described main shaft is arranged on the described fixed disk, and be connected with described water distributor chamber, described main cutting drill bit is connected with described main shaft, described secondary cut drill is fixed on the described fixed disk, and be equipped with gear on described main cutting drill bit and the described secondary cut drill, described main cutting drill bit drives described secondary cut drill by the gear engagement and rotates, described main cutting drill bit and secondary cut drill all adopt rock bit, and described main cutting drill bit turns clockwise, and described secondary cut drill is rotated counterclockwise.
Further, described rig hull outside is provided with the erection device of proofreading and correct the drilling tool bore position, and described erection device is the metal derby that is fixedly connected on the described rig housing outer wall.
Further, described reductor is connected with the frequency modulation control device that described reductor rotating speed is controlled in outside being used for.
Further, the suspension ring of described connector for being complementary with described hoist engine, or the connect box that is complementary with drilling machine drilling rod.
The beneficial effects of the utility model are: the aperture that the utility model can be different according to boring, change different big or small drill bits, and reduce labour intensity, finish the large aperture cutwork; But High Rotation Speed is finished into the rock cutting and is crept into work again.
Description of drawings
Fig. 1 is the utility model embodiment 1 structural representation;
Fig. 2 is Hydraulic Power Transmission System structural representation among the utility model embodiment 2.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used for explaining the utility model, is not be used to limiting scope of the present utility model.
Embodiment 1: as shown in Figure 1, a kind of diving rock inserting drill rig, comprise drill main body, described drill main body comprises the rig housing 1 of sealing, the top of described rig housing 1 is provided with for the connector 2 that is connected with hoist engine, connector 2 in the present embodiment is the suspension ring that are complementary with hoist engine, (submersible motor is that various types of submersible pumps are supporting to be provided with the submersible motor 3 that is connected in the described rig housing 1, be integrally formed with pump, slip into for a long time in the sewage of various water quality and move. abominable working environment, it is larger different to have determined that its hermetically-sealed construction and conventional motor have .) and reductor 4, described reductor 4 is fixedly connected on the Connection Block 14 in the described rig housing 1, the below of described rig housing 1 is provided with cutting disc, described cutting disc is connected with described reductor 4, described submersible motor 3 drives described reductor 4 and rotates, thereby drives the cutting disc rotation.
Described drill main body also comprises be used to the cooling water system that described cutting disc cooling water is provided, described cooling water system comprises water pump 6, high pressure hydroecium 7 and water distributor chamber 8, described water pump 6 is arranged between described submersible motor 3 and the reductor 4, water pump 6 is that described high pressure hydroecium 7 supplies water under the drive of described submersible motor 3, described high pressure hydroecium 7 is connected with described reductor 4, described water distributor chamber 8 is installed on the described cutting disc, and is connected with described high pressure hydroecium 7.
Be connected with inlet channel 61 and the first outlet conduit 62 on the described water pump 6, described inlet channel 61 1 ends are connected with described water pump 6, the top that the other end passes described rig housing 1 is arranged on the outside of described rig housing 1, the water inlet of described inlet channel is positioned at the top of described drill main body, and the distance between described water inlet and the described rig housing top is greater than 6m.
The bottom of described rig housing 1 is provided with opening, described opening part is fixedly connected with bearing support 11, described high pressure hydroecium 7 one ends are connected with described reductor 4, the other end is connected with described water distributor chamber 8 by the hollow bearing 12 on the described bearing support 11, the two side of described high pressure hydroecium 7 is provided with water inlet 71, the bottom of described high pressure hydroecium 7 is provided with delivery port, described delivery port is corresponding with described bearing 12 centers, described bearing 12 centers are connected with the water inlet of described water distributor chamber 8, between described bearing and the described bearing support, and be equipped with sealing ring between described bearing support and the described rig housing.
Described water distributor chamber 8 is arranged on the described cutting disc, and described water distributor chamber 8 is provided with the second outlet conduit, and described the second outlet conduit is provided with shower nozzle, and the position of described shower nozzle is corresponding with the position of described cutting disc.
Described rig housing top also is connected with Hydraulic Power Transmission System, described Hydraulic Power Transmission System comprises shell, and setting hydraulic pump 91 in the enclosure, supporting cylinder 92, lifting hydraulic cylinder 93 and lifting hydraulic cylinder sliding rail 94, hydraulic pump 91 is worked under the drive of motor 96, described supporting cylinder 95 is under the control of described hydraulic pump 91, extended described shell also is fixed on the borehole wall, described lifting hydraulic cylinder 93 moves along lifting hydraulic cylinder 93 sliding rails under the control of described hydraulic pump 91, move up and down thereby drive the rig housing that is connected with lifting hydraulic cylinder 93, described lifting hydraulic cylinder sliding rail 94 is provided be used to the electromagnetic valve switch 95 that makes the lifting hydraulic cylinder stop motion;
Be provided with cut drill on the described cutting disc, described cut drill comprise main cutting drill bit 51 and along main cutting drill bit 51 circumferentially be arranged on secondary cut drill 52 around the main cutting drill bit 51, the position of described main cutting drill bit 51 and described secondary cut drill 52 is all corresponding with the position of described shower nozzle.
When boring aperture is the small-bore of 80cm-120cm, described cutting disc is provided with main shaft, described main cutting drill bit 51 all is connected on the described main shaft with described secondary cut drill 52, described main cutting drill bit 51 and secondary cut drill 52 all adopt diamond compact bit, and described main cutting drill bit 51 all turns clockwise with described secondary cut drill 52;
When boring aperture is the large aperture of 150cm-300cm, described cutting disc is provided with fixed disk and main shaft, described fixed disk is connected with described rig housing, described main shaft is arranged on the described fixed disk, and be connected with described water distributor chamber 8, described main cutting drill bit 51 is connected with described main shaft, described secondary cut drill 52 is fixed on the described fixed disk, and be equipped with gear on described main cutting drill bit 51 and the described secondary cut drill 52, described main cutting drill bit 51 drives described secondary cut drill 52 by the gear engagement and rotates, described main cutting drill bit 51 and secondary cut drill 52 all adopt rock bit, described main cutting drill bit 51 turns clockwise, described secondary cut drill 52 is rotated counterclockwise, and solves the resonance in the working angles, to avoid the interior mud formation whirlpool of holing.
Described rig housing 1 outside is provided with the erection device of proofreading and correct the drilling tool bore position.
Described erection device is the metal derby 13 that is fixedly connected on the described rig housing outer wall.
Described reductor 4 is connected with the frequency modulation control device that described reductor rotating speed is controlled in outside being used for.
Described main cutting drill bit 51 and secondary cut drill 52 adopt rock bit or diamond compact bit.
During use; hoist engine or crane are connected to the suspension ring place of drill main body; drill main body is put into the hole; drill main body need be in stopped status in the put procedure; to with after the rock contact surface contacts; supporting cylinder stretches out casing and is squeezed on the hole wall, drill main body is stabilized in the hole submersible motor rotation; lifting hydraulic cylinder is started working; the drill bit active force cuts downwards, treats that lifting hydraulic cylinder moves to electromagnetic valve switch and closes submersible motor, and supporting cylinder is regained thereupon; lifting hydraulic cylinder is got back to the origin-location; drill main body moves down under the control of hoist engine, after supporting cylinder finds the new strong point, finishes the working in reciprocating mode process one time.
In the working angles, submersible motor 3 drives water pump 6 work, with the water in the boring by inlet channel 61 suck high pressure hydroeciums 7 (water inlet of inlet channel be positioned at position more than the 6m of top, rig housing top, it is less that being arranged so that like this enters the depositing in water slag ratio of inlet channel), the water of high pressure hydroecium 7 enters rig housing 1 by the first outlet conduit, and enter the high pressure hydroecium via the water inlet of high pressure hydroecium, water pump 6 drives reductor 4 and rotates, thereby driving high pressure hydroecium 7 rotates, rotation along with high pressure hydroecium 7, High-Pressure Water entry distributor chamber 8, enter the second outlet conduit, via the shower nozzle ejection, for cut drill provides cooling water, and play the effect of cleaning cut drill.
This rig can be according to aperture bit change more, when using wide-aperture drill bit, the main cutting drill bit is for turning clockwise, secondary cut drill is made as and is rotated counterclockwise, formed middle forward, marginal reversal (for just, being anti-counterclockwise clockwise), played and reduced resonance and balanced action, reached the purpose of large aperture cutting.
Embodiment 2: as shown in Figure 2, present embodiment is with the difference of embodiment 1: connector is the connect box corresponding with drilling machine drilling rod, the mode that drilling rod drive drill main body moves up and down has replaced driving the mode that drill main body moves up and down by hydraulic system, the square toes of the drilling rod of described rotary drilling rig are corresponding with the described casing on described rig housing top, the through hole that the square toes of the drilling rod of described rotary drilling rig pass described casing top is arranged in the described casing, the fixing of the cutting position of drill main body controlled by rotary drilling rig, and be connected by drilling machine drilling rod, play the effect that suppresses the drill main body rotation.
During use, the utility model rig is connected with the square toes of drilling machine drilling rod, slowly drill main body is put into the hell place, main cutting drill bit and secondary cut drill need keep rotation status in the process of lower hole, after touching with the rock stratum contact surface, utilizing self conducts oneself with dignity carries out the cutwork of rock face, by moving up and down of drilling rod control drill main body, submersible motor 3 drives reductor 4 rotations simultaneously, reductor 4 drives high pressure hydroecium 7 and rotates, high pressure hydroecium 7 drives water distributor chamber 8 by bearing and rotates, thereby the main shaft that drives chip tray rotates, when submersible motor 3 drive reductors 4 rotate, driving water pump 6 rotates, the water that water pump 6 sucks is entered in the rig housing 1 by the first outlet pipe 62 roads, and water is along with the rotation pressurization of high pressure hydroecium 7, the entry distributor chamber 8 of going forward side by side, and then spray to cut drill by shower nozzle, clean cut drill and so that the cut drill cooling down, the stone foam that cuts is discharged by discharge line, reaching stops operation after the required hole depth gets final product.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. diving rock inserting drill rig, it is characterized in that: comprise drill main body, described drill main body comprises the rig housing of sealing, the top of described rig housing is provided with connector, be provided with submersible motor and the reductor that is connected in the described rig housing, the below of described rig housing is provided with cutting disc, and described cutting disc is connected with described reductor, described submersible motor drives described reductor and rotates, thereby drives the cutting disc rotation.
2. a kind of diving rock inserting drill rig according to claim 1, it is characterized in that: described drill main body also comprises be used to the cooling water system that described cutting disc cooling water is provided, described cooling water system comprises water pump, high pressure hydroecium and water distributor chamber, described water pump is arranged between described submersible motor and the described reductor, water pump is that described high pressure hydroecium supplies water under the drive of described submersible motor, described high pressure hydroecium is connected with described reductor, described water distributor chamber is installed on the described cutting disc, and is connected with described high pressure hydroecium.
3. a kind of diving rock inserting drill rig according to claim 2, it is characterized in that: be connected with inlet channel and the first outlet conduit on the described water pump, described inlet channel one end is connected with described water pump, the top that the other end passes described rig housing is arranged on the outside of described rig housing, the bottom of described rig housing is provided with opening, described opening part is fixedly connected with bearing support, described high pressure hydroecium one end is connected with described reductor, the other end is connected with described water distributor chamber by the bearing on the described bearing support, the two side of described high pressure hydroecium is provided with water inlet, the bottom of described high pressure hydroecium is provided with delivery port, described delivery port is corresponding with described bearing centre, described bearing centre is connected with the water inlet of described water distributor chamber, between described bearing and the described bearing support, and be equipped with sealing ring between described bearing support and the described rig housing, described water distributor chamber is arranged on the described cutting disc, described water distributor chamber is provided with the second outlet conduit, and the position of the shower nozzle of described the second outlet conduit is corresponding with the position of described cutting disc.
4. a kind of diving rock inserting drill rig according to claim 3, it is characterized in that: the water inlet of described inlet channel is positioned at the top of described drill main body, and the distance between described water inlet and the described rig housing top is greater than 6m.
5. a kind of diving rock inserting drill rig according to claim 1, it is characterized in that: also comprise the Hydraulic Power Transmission System that is connected to described rig housing top, described Hydraulic Power Transmission System comprises shell, and setting hydraulic pump in the enclosure, supporting cylinder, lifting hydraulic cylinder and lifting hydraulic cylinder sliding rail, described supporting cylinder is under the control of described hydraulic pump, extended described shell also is fixed on the borehole wall, described lifting hydraulic cylinder moves along the lifting hydraulic cylinder sliding rail under the control of described hydraulic pump, drive described drill main body and move up and down, described lifting hydraulic cylinder sliding rail is provided be used to the electromagnetic valve switch that makes the lifting hydraulic cylinder stop motion.
6. a kind of diving rock inserting drill rig according to claim 1, it is characterized in that: be provided with cut drill on the described cutting disc, described cut drill comprise the main cutting drill bit and along the main cutting drill bit circumferentially be arranged on secondary cut drill around the main cutting drill bit, the position of described main cutting drill bit and described secondary cut drill is all corresponding with the position of described shower nozzle.
7. a kind of diving rock inserting drill rig according to claim 6, it is characterized in that: described cutting disc is provided with main shaft, described main cutting drill bit and described secondary cut drill all are connected on the described main shaft, described main cutting drill bit and secondary cut drill all adopt diamond compact bit, and described main cutting drill bit and described secondary cut drill all turn clockwise;
Perhaps, described cutting disc is provided with fixed disk and main shaft, described fixed disk is connected with described rig housing, described main shaft is arranged on the described fixed disk, and be connected with described water distributor chamber, described main cutting drill bit is connected with described main shaft, described secondary cut drill is fixed on the described fixed disk, and be equipped with gear on described main cutting drill bit and the described secondary cut drill, described main cutting drill bit drives described secondary cut drill by the gear engagement and rotates, described main cutting drill bit and secondary cut drill all adopt rock bit, and described main cutting drill bit turns clockwise, and described secondary cut drill is rotated counterclockwise.
8. according to claim 1 to 7 each described a kind of diving rock inserting drill rigs, it is characterized in that: described rig hull outside is provided with the erection device of proofreading and correct the drilling tool bore position, and described erection device is the metal derby that is fixedly connected on the described rig housing outer wall.
9. according to claim 1 to 7 each described a kind of diving rock inserting drill rigs, it is characterized in that: described reductor is connected with the frequency modulation control device that described reductor rotating speed is controlled in outside being used for.
10. according to claim 1 to 7 each described a kind of diving rock inserting drill rigs, it is characterized in that: the suspension ring of described connector for being complementary with described hoist engine, or the connect box that is complementary with drilling machine drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120415670 CN202755891U (en) | 2011-10-27 | 2011-10-27 | Diving rock inserting drill rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120415670 CN202755891U (en) | 2011-10-27 | 2011-10-27 | Diving rock inserting drill rig |
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| Publication Number | Publication Date |
|---|---|
| CN202755891U true CN202755891U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120415670 Expired - Lifetime CN202755891U (en) | 2011-10-27 | 2011-10-27 | Diving rock inserting drill rig |
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| Country | Link |
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| CN (1) | CN202755891U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373883A (en) * | 2011-10-27 | 2012-03-14 | 英联鑫博(天津)机械制造有限公司 | Diving rock inserting drill rig |
| CN103216195A (en) * | 2013-03-28 | 2013-07-24 | 中国十七冶集团有限公司 | Dual-purpose device for drilling and cleaning well |
| CN104153707A (en) * | 2014-08-18 | 2014-11-19 | 钟玉凤 | Hydraulic cutting-type percussion drill |
| CN108050346A (en) * | 2017-11-29 | 2018-05-18 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of external lift rotary device |
-
2011
- 2011-10-27 CN CN 201120415670 patent/CN202755891U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373883A (en) * | 2011-10-27 | 2012-03-14 | 英联鑫博(天津)机械制造有限公司 | Diving rock inserting drill rig |
| CN102373883B (en) * | 2011-10-27 | 2014-06-25 | 英联鑫博(天津)机械制造有限公司 | Diving rock inserting drill rig |
| CN103216195A (en) * | 2013-03-28 | 2013-07-24 | 中国十七冶集团有限公司 | Dual-purpose device for drilling and cleaning well |
| CN103216195B (en) * | 2013-03-28 | 2015-05-20 | 中国十七冶集团有限公司 | Dual-purpose device for drilling and cleaning well |
| CN104153707A (en) * | 2014-08-18 | 2014-11-19 | 钟玉凤 | Hydraulic cutting-type percussion drill |
| CN108050346A (en) * | 2017-11-29 | 2018-05-18 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of external lift rotary device |
| CN108050346B (en) * | 2017-11-29 | 2019-07-19 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of external lift rotary device |
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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 |
Granted publication date: 20130227 |
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| CX01 | Expiry of patent term |