CN201568054U - Four-axle linkage type drilling tool for coal drilling machine - Google Patents
Four-axle linkage type drilling tool for coal drilling machine Download PDFInfo
- Publication number
- CN201568054U CN201568054U CN2009202403529U CN200920240352U CN201568054U CN 201568054 U CN201568054 U CN 201568054U CN 2009202403529 U CN2009202403529 U CN 2009202403529U CN 200920240352 U CN200920240352 U CN 200920240352U CN 201568054 U CN201568054 U CN 201568054U
- Authority
- CN
- China
- Prior art keywords
- drilling
- case
- power
- coal
- drilling machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a novel drilling tool for a coal drilling machine, in particular to a four-axle linkage type drilling tool for a coal drilling machine. The four-axle linkage type drilling tool comprises a drilling rod (1), a power transmission case (3) and drilling bits which are connected in sequence in a driving way; the air outlet end of a dual-tube wind duct (2) is fixed in a position close to the drilling bits, the drilling bits are arranged such that four drilling bits are in parallel, namely, four parallel drilling bits (4), and the power transmission case (3) is provided with four output shafts which are respectively connected with the four parallel drilling bits (4). The four parallel drilling bits of the four-axle linkage type drilling tool drill in parallel, thereby effectively expanding the mining width, enhancing smoothness of coal discharge, supporting high-speed drilling, and greatly improving the productivity of the coal drilling machine.
Description
Technical field
The utility model patent relates to a kind of coal drilling machine, especially a kind of four-axle linked formula drilling tool, i.e. four drilling tools that drill bit creeps into side by side.
Background technology
In existing coal drilling machine design, the drilling tool arrangement has single drill bit formula, two kinds of three drill bit formulas, in view of the operating type of coal drilling machine is that intermittent type is mined, need to stop after promptly having bored one group of drilling rod, insert next joint drilling tool and bore again, assisted to connect the time effects of moving back drilling rod bigger, thereby production efficiency is lower, and this is by the decision of the operating principle of coal drilling machine.Improving the coal mining output that once connects brill, is the key that improves coal drilling machine production efficiency.Because be subjected to the restriction of drift section and use cost, the effective length of drilling rod generally is no more than 1.5m., the method that improves the coal mining output that once connects brill by the increase run of steel is worthless.Increasing the drill bit quantity of once creeping into is an effective way that improves coal mining efficient, and this is subjected to the constraint of transfer device spatial constraints and boring row coal fortune coal, the coal drilling machine drilling tool is arranged and all is no more than three drill bits at present, and therefore, production efficiency can't effectively improve.
Summary of the invention
It is the low problem of coal drilling machine production efficiency of three following drill bits that the utility model will solve.
For achieving the above object, the utility model provides a kind of four-axle linked formula coal drilling machine drilling tool, comprise drilling rod, transmission of power case, drill bit, double hose air duct, drilling rod, transmission of power case, drill bit are in transmission connection in proper order, the outlet air end of double hose air duct is fixed on the position near drill bit, drill bit is that four drill bit block forms are arranged, i.e. block form four drill bits, and the transmission of power case has four output shafts to be connected with four drill bits that block form is arranged respectively.
Described transmission of power case is made of the left case and the right case of hinged symmetric arrangement, the power of left side case and right case is imported a side respectively a power shaft, opposite side is that drill bit one side respectively has a power shaft output and middle output shaft, to middle output shaft, the rotation direction of power shaft and middle output shaft is opposite by the pinion unit transferring power for power shaft.
Described hinged left case and right case outside diaxon are power shaft, and inboard diaxon is middle output shaft, and two drilling rods are fixedlyed connected with two power shafts.
Described gear drive is two idle pulleys that the number of teeth is identical.
Described left case and right case adopt the hermetically-sealed construction of conventional oil sealing and the combination of labyrinth seal cover.
Described left case and right lower box part respectively are provided with scrapes the coal moldboard.
The bottom of described left case and right case respectively is provided with an above hydraulic pressure and supports.
The blade of described block form four drill bits adopts the blade construction of big helical pitch.
Described double hose air duct is a double pipe structure, is fixed on the middle part of left case or right case power shaft side, and leaves air outlet.
The beneficial effects of the utility model: four drill bits of four-axle linked formula drilling tool creep into mode side by side, can realize the transmission of cutting power, arrange the smooth and easy of coal, and support to creep at a high speed, increase by 30% owing to once creep into the coal mining width, and the structure of creeping at a high speed, can make production efficiency improve nearly one times.Adopt the hermetically-sealed construction of conventional oil sealing and labyrinth seal cover combination, guaranteed sealing effectiveness.Scrape the coal moldboard, the coal that drill bit is cut off in the middle of guaranteeing enters smoothly in the drilling rod blade of both sides and transports.The employing that hydraulic pressure supports can effectively absorb the vibrations of creeping into coal mining, the application life of having improved each part.The increasing of percentage of air passage single hose of double hose air duct is twice, and improved the effect of ventilation dilution gas, and safety increases.Drill bit has adopted the blade construction of big helical pitch, satisfies the requirement of arranging coal backward fast.
Description of drawings
Fig. 1 is the arrangement diagram of four-axle linked formula coal drilling machine drilling tool.
Fig. 2 is the elevation of transmission of power case schematic diagram.
Fig. 3 is the vertical view of transmission of power case schematic diagram.
Wherein: 1, drilling rod, 2, the double hose air duct, 3, the transmission of power case, 4, block form four drill bits, 5, left case, 6, moldboard, 7, hydraulic pressure supports, 8, connecting axle, 9, right case, 10, casing, 11, power shaft, 12, labyrinth seal, 13, idle pulley, 14, middle output shaft.
The specific embodiment
Below in conjunction with Fig. 1,2,3 the utility model is described in further detail.
The four-axle linked formula coal drilling machine of the utility model drilling tool, comprise drilling rod 1, transmission of power case 3, drill bit 4, air duct 2, drilling rod 1, transmission of power case, drill bit are in transmission connection in proper order, the outlet air end of air duct is fixed on the position near drill bit, drill bit 4 is block form four drill bits, and the transmission of power case has four output shafts to be connected with block form four drill bits 4 respectively; Four output shaft type transmission of power casees are connected by connecting axle 8 with right case 9 by the left case 5 of symmetric arrangement, but such structure simplified processing process, make things convenient for the down-hole transportation, each case is again by casing 10, power shaft 11, idle pulley 13, middle output shaft 14, labyrinth seal cover 12, scrape coal moldboard 6, hydraulic pressure supports 7 compositions such as grade, power shaft 11 is connected with drilling rod 1, the moment of torsion of drilling rod is delivered to power shaft 11, be delivered on the middle output shaft 14 by idle pulley 13 again, idle pulley can be two gears with gearratio, the rotation direction of power shaft 11 and middle output shaft 14 is opposite, the other end of power shaft 11 and middle output shaft 14 respectively are with a drill bit rotation, promptly become four spinning movements by pass box, realize the four-axle linked mode of creeping into by two input spinning movements; Hinged left case 5 and right case 9 outside diaxons are power shaft 11, and inboard diaxon is that middle output shaft 14, two drilling rods 1 are fixedlyed connected with two power shafts 11.Air duct 2 is two airduct welded constructions, is fixed on the middle part of left case 5 or right case 9 power shaft sides, and leaves air outlet.Left side case 5 and right case 9 adopt the hermetically-sealed construction of conventional oil sealing and 12 combinations of labyrinth seal cover.Left side case 5 and right case 9 bottoms respectively are provided with a cover and scrape coal moldboard 6.The bottom of left side case 5 and right case 9 respectively is provided with two hydraulic pressure and supports 7.The blade of block form four drill bits 4 adopts the blade construction of big helical pitch.
Four drill bits of four-axle linked formula drilling tool creep into mode side by side, can realize the transmission of cutting power, row's coal smooth and easy, and support to creep at a high speed, increase by 30% owing to once creep into the coal mining width, and the structure of creeping at a high speed, can make production efficiency improve nearly one times.
For the smooth and easy of coal arranged in assurance, the drill bit rotation direction of both sides should be consistent, and drill bit of the present utility model has adopted the blade construction of big helical pitch, satisfies quick requirement of arranging coal backward.Simultaneously, what transmission of power case 3 bottoms also were provided with two cover special constructions scrapes coal moldboard 6, and the coal that drill bit is cut off in the middle of guaranteeing enters smoothly in the drilling rod blade of both sides and transports.
Be the sealing of pass box in the adverse circumstances that guarantee many dirt, adopted the hermetically-sealed construction of conventional oil sealing and labyrinth seal cover 12 combinations, guaranteed sealing effectiveness.
The employing of hydraulic pressure support 7 can effectively absorb the vibrations of creeping into coal mining, the application life of having improved each part.
The increase of double hose air duct structure 2 ventilation sections has improved the effect of ventilation dilution gas, and safety increases.
Though the utility model discloses as above with a preferred embodiment; right its is not in order to limit the utility model; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (9)
1. four-axle linked formula coal drilling machine drilling tool, comprise drilling rod (1), transmission of power case (3), drill bit, double hose air duct (2), drilling rod (1), transmission of power case (3), drill bit are in transmission connection in proper order, the outlet air end of double hose air duct is fixed on the position near drill bit, it is characterized in that: drill bit is that four drill bit block forms are arranged, be block form four drill bits (4), transmission of power case (3) has four output shafts to be connected with block form four drill bits (4) respectively.
2. four-axle linked formula coal drilling machine drilling tool according to claim 1, it is characterized in that: described transmission of power case is made of the left case (5) and the right case (9) of hinged symmetric arrangement, the power of left side case (5) and right case (9) is imported a side respectively a power shaft 11), opposite side is that drill bit one side respectively has power shaft (a 11) output and middle output shaft (14), to middle output shaft (14), the rotation direction of power shaft (11) and middle output shaft (14) is opposite by the pinion unit transferring power for power shaft (11).
3. four-axle linked formula coal drilling machine drilling tool according to claim 2, it is characterized in that: described hinged left case (5) and right case (9) outside diaxon are power shaft (11), inboard diaxon is middle output shaft (14), and two drilling rods (1) are fixedlyed connected with two power shafts (11).
4. according to claim 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: described gear drive is two idle pulleys (13) that the number of teeth is identical.
5. according to claim 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: described left case (5) and right case (9) adopt the hermetically-sealed construction of conventional oil sealing and labyrinth seal cover (12) combination.
6. according to claim 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: described left case (5) and right case (9) bottom respectively are provided with scrapes coal moldboard 6.
7. according to claim 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: the bottom of described left case (5) and right case (9) respectively is provided with an above hydraulic pressure and supports 7.
8. according to claim 1 or 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: the blade of described block form four drill bits (4) adopts the blade construction of big helical pitch.
9. according to claim 1 or 2 or 3 described four-axle linked formula coal drilling machine drilling tools, it is characterized in that: described double hose air duct (2) is a double pipe structure, is fixed on the middle part of left case (5) or right case (9) power shaft side, and leaves air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202403529U CN201568054U (en) | 2009-10-26 | 2009-10-26 | Four-axle linkage type drilling tool for coal drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202403529U CN201568054U (en) | 2009-10-26 | 2009-10-26 | Four-axle linkage type drilling tool for coal drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201568054U true CN201568054U (en) | 2010-09-01 |
Family
ID=42660341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202403529U Expired - Fee Related CN201568054U (en) | 2009-10-26 | 2009-10-26 | Four-axle linkage type drilling tool for coal drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201568054U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635354A (en) * | 2012-05-07 | 2012-08-15 | 中国矿业大学 | Five-drill air inlet and outlet type coal mining machine |
| CN103256049A (en) * | 2013-05-30 | 2013-08-21 | 天地科技股份有限公司 | Coal drilling unit for comprehensive mechanized coal mining |
| CN103643952A (en) * | 2013-12-31 | 2014-03-19 | 袁伟昊 | Self-traveling drilling type coal mining machine with two-way drilling |
| CN103967420A (en) * | 2014-05-19 | 2014-08-06 | 郑州神利达钻采设备有限公司 | Automatic replacement type well drilling bit formed by group of auger bits and method for replacing auger bits |
| CN104879062A (en) * | 2015-05-22 | 2015-09-02 | 中国矿业大学 | Double-drill drilling-type coal mining machine drill stem bearing stabilizer |
-
2009
- 2009-10-26 CN CN2009202403529U patent/CN201568054U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635354A (en) * | 2012-05-07 | 2012-08-15 | 中国矿业大学 | Five-drill air inlet and outlet type coal mining machine |
| CN103256049A (en) * | 2013-05-30 | 2013-08-21 | 天地科技股份有限公司 | Coal drilling unit for comprehensive mechanized coal mining |
| CN103256049B (en) * | 2013-05-30 | 2015-11-25 | 天地科技股份有限公司 | Combine and adopt coal drilling machine group |
| CN103643952A (en) * | 2013-12-31 | 2014-03-19 | 袁伟昊 | Self-traveling drilling type coal mining machine with two-way drilling |
| CN103643952B (en) * | 2013-12-31 | 2016-07-06 | 袁伟昊 | A kind of brill formula coal-winning machine that can two-way creep into of certainly walking |
| CN103967420A (en) * | 2014-05-19 | 2014-08-06 | 郑州神利达钻采设备有限公司 | Automatic replacement type well drilling bit formed by group of auger bits and method for replacing auger bits |
| CN103967420B (en) * | 2014-05-19 | 2016-07-27 | 郑州神利达钻采设备有限公司 | Automatic replacing type spiral bit group's well drill and spiral bit replacing options thereof |
| CN104879062A (en) * | 2015-05-22 | 2015-09-02 | 中国矿业大学 | Double-drill drilling-type coal mining machine drill stem bearing stabilizer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201568054U (en) | Four-axle linkage type drilling tool for coal drilling machine | |
| CN206816174U (en) | A kind of water conservancy construction drilling machine | |
| CN103643891B (en) | A kind of large-torque combination screw drill | |
| CN202280458U (en) | Coal mining machine and rocker arm thereof | |
| CN102635354B (en) | Five-drill air inlet and outlet type coal mining machine | |
| CN105201430A (en) | Turbine drive cuttings bed cleaning device | |
| CN202992036U (en) | Cutting speed reducer of continuous coal mining machine | |
| CN204476263U (en) | A kind of radial direction well Special flexible power transmission shaft | |
| CN203008775U (en) | Power head of rotary drilling rig | |
| CN201014461Y (en) | Link joint type transmission slag remover | |
| CN202451073U (en) | Drill rod connecting sleeve of rotary drilling rig | |
| CN205063870U (en) | Turbo drive detritus bed clearing device | |
| CN104074516A (en) | Filling drill bit for drilling type coal mining machine | |
| CN204729092U (en) | A kind of combining adopts coal drilling machine | |
| CN207178275U (en) | A kind of high rotating speed gear input shaft for water pump | |
| CN102927208A (en) | Cutting reducer for continuous miner | |
| CN101936130A (en) | Rotary power head of cutting drill | |
| CN206859392U (en) | A kind of coaxial mutual-inverse type spiral reamer dredging mechanism | |
| CN202192294U (en) | Pipeline pressure perforating machine | |
| CN201738805U (en) | Rotary motive power head of cutting drilling machine | |
| CN205047151U (en) | Directional rig of level | |
| CN204358122U (en) | There is the low leakage fire-proof valve structure of steel end sealing | |
| CN208348404U (en) | A kind of retarder for cutting part of heading machine | |
| CN207259884U (en) | A kind of concatenation type hydraulic motor applied on railway ballast cleaning car excavator | |
| CN104879062A (en) | Double-drill drilling-type coal mining machine drill stem bearing stabilizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100901 Termination date: 20181026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |