CN201148836Y - Hydraulic rock core drilling machine power head - Google Patents
Hydraulic rock core drilling machine power head Download PDFInfo
- Publication number
- CN201148836Y CN201148836Y CNU2007203048510U CN200720304851U CN201148836Y CN 201148836 Y CN201148836 Y CN 201148836Y CN U2007203048510 U CNU2007203048510 U CN U2007203048510U CN 200720304851 U CN200720304851 U CN 200720304851U CN 201148836 Y CN201148836 Y CN 201148836Y
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- unit head
- main shaft
- core drill
- hydraulic
- drill unit
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Abstract
The utility model belongs to the technology field of a well-drilling device, and provides a hydraulic power head of a core drilling machine. The hydraulic power head comprises a case body; a main shaft with a big through-hole is arranged at the middle part of the case body; a main shaft gearwheel and a main shaft pinion are fixedly arranged on the main shaft; a shifting slide gear and a free rotation gear are arranged on an intermediate shaft; the gearwheel is meshed with the free rotation gear; the upper end of an input shaft is connected with a hydraulic variable motor which drives the input shaft; the lower end of the input shaft is in series connected with an oil pump used for lubricating. The hydraulic power head of the core drilling machine is a full hydraulic power head of the core drilling machine with compact structure, small gear number, simple lubricating, low noise, and small heat productivity.
Description
Technical field
The utility model relates to a kind of rock-core borer unit head, especially a kind of all-hydraulic core drilling rig unit head.
Background technology
Along with fast development of national economy, to the corresponding raising that requires of resource, the deep layer exploration looks for the ore deposit to become the object of mainly assaulting fortified position.And the second generation hydraulic cylinder feed spindle-type drill of core drilling is carried out in old-fashioned being used to, and because of factors such as production efficiency are low, is eliminated gradually.Modern rock core exploration is in order to adapt to the needs of diamond drilling technology, and takes into account the requirement of carbide alloy and steel grit drilling process, improved the vertical shaft rotating speed, enlarged speed adjustable range, also strengthened drill pipe diameter.
The vertical shaft rotary drill of tradition rock core exploration usefulness is widely used a kind of main type, and is existing with incompatible modern drilling operation requirement.This type is the machine driving gear shift of multi-stage gear, and the low or first gear rotating speed is higher relatively, and moment of torsion is little, is difficult to carry out the construction of low speed macropore high pulling torque; Top gear rotating speed height, impact are greatly, and be very high to the requirement of gear.And whole driving-chain is hard connection, and the working condition of gear is very abominable.
Existing all-hydraulic core drilling rig mostly is hydraulic variable motor and drives, and slows down through multiple-speed gearbox, again by the final stage transmission, drives the drilling rod that the passes main shaft construction of drilling at last.Simultaneously, hydraulic variable motor drives the oil pump that is used to lubricate by transmission system, and oil pump extracts the lubrication oil that hangs in the outer fuel tank of unit head and is lubricated, lowers the temperature.Its complex structure, axle is many, gear is many, parts are many, oil site is many, each relative with gear rotational speed higher, noise is high, calorific value is big.
The utility model content
For solving above-mentioned shortcoming, the utility model embodiment provides a kind of compact conformation, and the number of gears is few, and lubricated simple, noise is little, the all-hydraulic core drilling rig unit head that calorific value is little.
The technical scheme of the all-hydraulic core drilling rig unit head that the utility model embodiment provides is:
A kind of all-hydraulic core drill unit head, comprise casing, be provided with the main shaft of large through-hole in the middle of the described casing, be set with main shaft gear wheel and main shaft pinion on the described main shaft, jackshaft is equipped with shifting slide gear and free transmitting gear, described gear wheel and free transmitting gear are meshing, described power shaft upper end connects hydraulic variable motor, described hydraulic variable motor drives described power shaft, the oil pump that power shaft lower end series connection is used to lubricate, tripod be fixedly installed on casing on cover.Described all-hydraulic core drill unit head drives with hydraulic variable motor, can realize stepless speed regulation.
The transmission of described all-hydraulic core drill unit head collection, speed change are one, and transmission, variable part are gear drive, the speed change again of slowing down earlier.
Described all-hydraulic core drill unit head is the vertical gear box structure, and promptly each vertical ground is placed.
Shifting slide gear moving up and down is housed on the jackshaft of described all-hydraulic core drill unit head, on diverse location, is meshed with the free transmitting gear adorned on main shaft pinion and the jackshaft respectively.
Connect by a bearing between the shifting slide gear on the described jackshaft and the shift fork of control system.
There is external screw thread the main shaft lower end of described all-hydraulic core drill unit head, and the adjustment nut that is used for changing the bearing clearance is installed.
Drive the varying number keyway on the main shaft lower end of described all-hydraulic core drill unit head, adjustment nut, the fairlead, can insert the flat key locking, adjust the bearing clearance at diverse location.
The lower ball cover of jackshaft below is made an oil return pond in the described unit head, and this oil return pond has other hole, is connected with the corresponding installation site of main shaft lower bearing.
Described unit head drives by hydraulic variable motor, drives power shaft, drives the oil pump of client link under the power shaft, and oil pump suction tube connects the oil return pond, extracts lubrication oil wherein, and getting to needs lubricated position.
In the described unit head, need the position that seals up and down between two place's main shafts and unit head casing, respectively adorn a pair of outside framework oil seal, grease up between outside framework oil seal.
The axle of having strong market potential is worn on described unit head casing right side, and left end can pin.
A tripod is arranged on the described unit head casing, and tripod is fixed on casing upper box lid top, and the tripod front end connects firmly on the forward position of unit head casing, and the upper end cooperates installation with the axle of having strong market potential of location unit head.
All-hydraulic core drilling rig unit head described in the utility model is a kind of unit head equipment that high and low rotating speed, high pulling torque, deep layer exploration are provided, and has following advantage and good effect:
1, owing to adopted the hydraulic variable motor driving, having of the hydraulic pressure rock core unit head that the utility model embodiment provides is in light weight, volume is little, can realize stepless speed regulation, realize overload protection.Integrate dynamical element, running part, working portion, integrated functions of components such as the gearbox of other similar models, hydraulic power head, lubrication oil fuel tank, thus simplify the structure, reduced gear quantity, alleviated weight.
2, alignment of shafts latus rectum is big, can allow the drilling rod of larger diameter pass through.
3, the running part of the hydraulic pressure rock core unit head that provides of the utility model embodiment is gear drive, the speed change again of slowing down earlier.Similar all-hydraulic core drill with other is compared, each, the rotating speed of gear will be low many, noise is much smaller, also little many of calorific value.
4, the hydraulic pressure rock core unit head that provides of the utility model embodiment is the vertical gear box structure, connects by a bearing between shifting slide gear and shift fork, has reduced the wearing and tearing that produce between high-speed rotary gear and static shift fork.
5, the adjustment nut of rotary main shaft lower end by insert the method for the flat key of locking usefulness at diverse location, is realized the adjustment to main shaft upper bearing (metal) gap, can add adjusting pad.
6, be bound up on oil pump on the transmission system, lubrication oil is got to needs lubricated position, lubricated simple and direct, reliable.
7, need the position that seals up and down between two place's main shafts and unit head casing, respectively adorn a pair of outside framework oil seal, grease up between outside framework oil seal separates lubrication oil and outside, realizes sealing.
8, the hydraulic pressure rock core unit head casing left end that provides of the utility model embodiment can pin, and the axle of having strong market potential is worn on the right side, waits the rotatable position, hole that gets out of the way the construction of drilling where necessary.Tripod is fixed on casing upper box lid top, and the tripod front end connects firmly on the forward position of unit head casing, and the upper end cooperates installation, the force-bearing situation when having improved the lifting unit head with the axle of having strong market potential of location unit head.
Description of drawings
Fig. 1 is the stereogram of the hydraulic pressure rock core unit head that provides of the utility model embodiment;
Fig. 2 is the stereogram of the drive mechanism of the hydraulic pressure rock core unit head that provides of embodiment of the present utility model;
Fig. 3 is the stereogram of the main shaft lower end structure of the hydraulic pressure rock core unit head that provides of embodiment of the present utility model;
Fig. 4 is the structure chart of the hydraulic pressure rock core unit head bottom that provides of embodiment of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment that the utility model provides is further described:
Fig. 1 is the stereogram of the hydraulic pressure rock core unit head that provides of the utility model embodiment; Fig. 2 is the stereogram of the drive mechanism of the hydraulic pressure rock core unit head that provides of embodiment of the present utility model.
Referring to Fig. 1 and Fig. 2, this all-hydraulic core drill unit head, comprise casing 1, the main shaft 2 that large through-hole is arranged in the middle of the casing 1, fixedly connected main shaft gear wheel 7 and main shaft pinion 6 on the main shaft 2 are equipped with shifting slide gear 11 and free transmitting gear 9 on the jackshaft 8, power shaft 10 upper ends connect hydraulic variable motor 4, power shaft 10 lower ends connect oil pump 12, and tripod 3 is connected on the box cover.
Shifting slide gear 11 moving up and down is housed on the described jackshaft 8, on diverse location, respectively with main shaft pinion 6 and jackshaft 8 on the dress free transmitting gear 9 be meshed; Connect by a bearing between the shift fork of shifting slide gear 11 and operating mechanism 5; All-hydraulic core drill unit head casing 1 right side 1b wears the axle of having strong market potential, and left end 1a can pin; A tripod 3 is arranged on the casing 1, and tripod 3 is fixed on the upper box lid.
Fig. 3 is the stereogram of the main shaft lower end structure of the hydraulic pressure rock core unit head that provides of embodiment of the present utility model; Fig. 4 is the structure chart of the hydraulic pressure rock core unit head bottom that provides of embodiment of the present utility model.
Referring to Fig. 3 and Fig. 4.Described main shaft lower end 2b is shaped on external screw thread, is used for installing adjustment nut 13 and changes the bearing clearance; Drive the keyway of varying number on described main shaft lower end 2b, adjustment nut 13, the fairlead 15, insert flat key 14 lockings; The lower ball cover 16 of described hydraulic pressure rock core unit head jackshaft 8 belows is made an oil return pond 16a, other hole is arranged on the 16a of oil return pond and be connected with main shaft lower end 2b correspondence position by the oil circuit 1a in the casing 1; Described hydraulic pressure rock core unit head drives by hydraulic variable motor 4, and hydraulic variable motor 4 drives power shaft 10, and power shaft lower end 10c connects oil pump 12, and oil pump 12 is extracted the interior oil of oil return pond 16a out, and oil is got to needs lubricated position; Sealing station between described two place's main shafts up and down and unit head casing is respectively adorned a pair of outside framework oil seal 17,
Claims (9)
1, a kind of all-hydraulic core drill unit head, it is characterized in that, comprise casing (1), be provided with the main shaft (2) of large through-hole in the middle of the described casing (1), be set with main shaft gear wheel (7) and main shaft pinion (6) on the described main shaft (2), jackshaft (8) is equipped with shifting slide gear (11) and free transmitting gear (9), described gear wheel (7) and free transmitting gear (9) are meshing, described power shaft (10) upper end connects hydraulic variable motor (4), described hydraulic variable motor (4) drives described power shaft (10), power shaft (a 10) lower end series connection oil pump that is used to lubricate (12).
2, all-hydraulic core drill unit head according to claim 1, it is characterized in that, described main shaft (2), jackshaft (8) and power shaft (10) all vertical ground are placed, and described shifting slide gear (11) is meshed with main shaft pinion (6) and free transmitting gear (9).
3, all-hydraulic core drill unit head according to claim 1 and 2 is characterized in that, connects by bearing between the shifting slide gear (11) on the jackshaft (8) and the shift fork of operating mechanism (5).
4, all-hydraulic core drill unit head according to claim 1 is characterized in that, there is external screw thread described main shaft (2) lower end (2b), is used for installing adjusting nut (13) to change the gap of bearing.
5, all-hydraulic core drill unit head according to claim 1, it is characterized in that, described main shaft (2) lower end (2b), adjustment nut (13), fairlead (15) are provided with and spline, can insert flat key (14) described splining, by insert flat key (14) locking at diverse location, change the gap of bearing.
6, all-hydraulic core drill unit head according to claim 1, it is characterized in that, the lower ball cover (16) of described jackshaft (8) below is made an oil return pond (16a), described oil return pond (16a) has other hole, (2b) is connected with the main shaft lower end, and oil pump suction tube connects described oil return pond (16a).
7, all-hydraulic core drill unit head according to claim 1 is characterized in that, the sealing station that needs between described two place's main shafts (2) up and down and casing (1) is respectively adorned a pair of outside framework oil seal (17), grease up between described outside framework oil seal (17).
8, all-hydraulic core drill unit head according to claim 1 is characterized in that, the axle of having strong market potential is worn on the casing of described all-hydraulic core drill unit head (1) right side (1b), and left end (1a) can pin.
9, all-hydraulic core drill unit head according to claim 1 is characterized in that, the tripod of described all-hydraulic core drill unit head (3) front end connects firmly on the forward position of casing (1), and the upper end cooperates installation with the axle of having strong market potential of all-hydraulic core drill unit head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203048510U CN201148836Y (en) | 2007-11-29 | 2007-11-29 | Hydraulic rock core drilling machine power head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203048510U CN201148836Y (en) | 2007-11-29 | 2007-11-29 | Hydraulic rock core drilling machine power head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201148836Y true CN201148836Y (en) | 2008-11-12 |
Family
ID=40116602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203048510U Expired - Fee Related CN201148836Y (en) | 2007-11-29 | 2007-11-29 | Hydraulic rock core drilling machine power head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201148836Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619882A (en) * | 2012-02-10 | 2012-08-01 | 江苏省无锡探矿机械总厂有限公司 | Self-circulation cooling device of gyrator |
| CN102913124A (en) * | 2012-11-12 | 2013-02-06 | 江苏省无锡探矿机械总厂有限公司 | Locking device of box-opening type power head |
| CN102943616A (en) * | 2012-11-30 | 2013-02-27 | 连云港天明装备有限公司 | Power head of vertical shaft type rock core drilling machine |
| CN103912216A (en) * | 2013-01-09 | 2014-07-09 | 兰州交通大学 | Power head of forpoling rig |
| CN103982132A (en) * | 2014-05-22 | 2014-08-13 | 中国地质装备集团有限公司 | Geological exploration multi-process drilling machine power head |
| CN105927142A (en) * | 2016-06-27 | 2016-09-07 | 湖南创远高新机械有限责任公司 | Rotation driving structure for raise boring machine |
| CN106223838A (en) * | 2016-09-19 | 2016-12-14 | 江苏省无锡探矿机械总厂有限公司 | The double speed change rotary motive power head of high pulling torque double motor |
| CN110984846A (en) * | 2019-11-18 | 2020-04-10 | 江苏徐工工程机械研究院有限公司 | Drilling machine and power head thereof |
-
2007
- 2007-11-29 CN CNU2007203048510U patent/CN201148836Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619882A (en) * | 2012-02-10 | 2012-08-01 | 江苏省无锡探矿机械总厂有限公司 | Self-circulation cooling device of gyrator |
| CN102913124A (en) * | 2012-11-12 | 2013-02-06 | 江苏省无锡探矿机械总厂有限公司 | Locking device of box-opening type power head |
| CN102943616A (en) * | 2012-11-30 | 2013-02-27 | 连云港天明装备有限公司 | Power head of vertical shaft type rock core drilling machine |
| CN103912216A (en) * | 2013-01-09 | 2014-07-09 | 兰州交通大学 | Power head of forpoling rig |
| CN103982132A (en) * | 2014-05-22 | 2014-08-13 | 中国地质装备集团有限公司 | Geological exploration multi-process drilling machine power head |
| CN103982132B (en) * | 2014-05-22 | 2016-03-30 | 中国地质装备集团有限公司 | A kind of geological prospecting Alternative drill power head |
| CN105927142A (en) * | 2016-06-27 | 2016-09-07 | 湖南创远高新机械有限责任公司 | Rotation driving structure for raise boring machine |
| CN106223838A (en) * | 2016-09-19 | 2016-12-14 | 江苏省无锡探矿机械总厂有限公司 | The double speed change rotary motive power head of high pulling torque double motor |
| CN110984846A (en) * | 2019-11-18 | 2020-04-10 | 江苏徐工工程机械研究院有限公司 | Drilling machine and power head thereof |
| CN110984846B (en) * | 2019-11-18 | 2021-07-30 | 江苏徐工工程机械研究院有限公司 | Drilling machine and power head thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20101129 |