CN207048686U - A kind of drilling rig for hard coal seam - Google Patents
A kind of drilling rig for hard coal seam Download PDFInfo
- Publication number
- CN207048686U CN207048686U CN201720681421.4U CN201720681421U CN207048686U CN 207048686 U CN207048686 U CN 207048686U CN 201720681421 U CN201720681421 U CN 201720681421U CN 207048686 U CN207048686 U CN 207048686U
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- CN
- China
- Prior art keywords
- drilling
- drill
- attachment means
- tail
- coal seam
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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.)
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Abstract
It the utility model is related to coal mine machinery field, there is provided a kind of drilling rig for hard coal seam, including drill bit, the drill rod assemblies that are connected with drill bit and the drilling tail that drill rod assemblies right-hand member is connected to by attachment means；The drill rod assemblies are made up of more drilling rods multiple attachment means；The drilling tail includes drilling tail hole clipping, drilling tail front end hollow cylinder, drilling tail rear end and bumping post；The drill bit is higher than drill lip including being provided with drill lip, the fixed disks being horizontally set in the middle part of two brill wings and the conical tooth being connected through fixed disk with drill body, the conical tooth at the top of drill body, two brill wings being distributed at the top of drill body, the brill wing.The utility model improves the service life of drill bit, makes staff time saving and energy saving, improve operating efficiency when hard coal seam is crept into.
Description
Technical field
A kind of drilling rig for hard coal seam is the utility model is related to, belongs to coal mine machinery field.
Background technology
In the drilling process of colliery, because the colliery coal seam having is really up to the mark, staff can be very when hard coal seam is crept into
Arduously, and drilling is slow, and drill bit can be smoothed in a short time, or even directly be crumbled.In whole drilling process, staff
Need continually to pull out the drilling rod crept into, the drill bit more renewed, staff is wasted time and energy at work.
Utility model content
Based on above technical problem, the utility model provides a kind of drilling rig for hard coal seam, so as to solve
In the prior art when hard coal seam is crept into, drill bit is fragile, and staff is wasted time and energy, ineffective problem, should
Drilling rig for hard coal seam has reached when hard coal seam is crept into, and improves the service life of drill bit, makes staff
It is time saving and energy saving, improve operating efficiency.
The technical solution adopted in the utility model is as follows：
A kind of drilling rig for hard coal seam, including drill bit, the drill rod assemblies that are connected with drill bit and filled by connecting
Put the drilling tail for being connected to drill rod assemblies right-hand member；The drill rod assemblies are made up of more drilling rods multiple attachment means；The brill
Tail includes drilling tail hole clipping, drilling tail front end hollow cylinder, drilling tail rear end and bumping post；The drill bit is distributed on including drill body, two
Drill lip is provided with the top of the brill wing, the brill wing at the top of drill body, two fixed disks bored in the middle part of the wing is horizontally set on and passes through
The conical tooth that fixed disk is connected with drill body, the conical tooth are higher than drill lip.
Preferably, the conical tooth axle center and drill body are coaxial.
Preferably, the diameter D scopes of the conical tooth are 8~φ of φ 12mm.
Preferably, the attachment means both ends are provided with spring column A；Dismounting is welded with the top of the hollow cylinder of the drilling tail front end
Device；The provision for disengagement is provided with two spring stacks；Thimble is provided between described two spring stacks；The thimble is positioned at brill
Directly over tail hole clipping.
Preferably, the drilling rig according to claim 4 for hard coal seam, it is characterised in that：The drill bit
Body lower part is provided with spring column B；The two ends of drill is provided with hole clipping；The hole clipping and spring column coordinate, by drill body with
Drilling rod connects；The spring column A of the hole clipping and attachment means coordinates, and drilling rod is connected with attachment means.
Preferably, the drilling rod and drilling tail front end hollow cylinder internal diameter are equal to the connection main body and drill body of attachment means
External diameter.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1st, when in use, drilling tail can replace the brill tooth of drilling rod afterbody directly to be contacted with hand drill rotary head, so boring
Bar is hardly damaged, and improves the service life of drilling rod.
2nd, in the utility model, drill bit is provided with conical tooth, can destroy coal cinder center more quickly, and force it to four
Week deformation, is advantageous to the cutting of drill lip, so as to improve bit life, and makes staff time saving and energy saving, improves work effect
Rate.
3rd, fixed disk can protect conical tooth, and make conical tooth axle center be not easy to deviate drill body axle center.
4th, in the utility model, the diameter D scopes of conical tooth are φ 8~φ 12mm, and conical tooth is both met can
Coal cinder center is efficiently destroyed, but it is not easy to break.
5th, in the utility model, attachment means both ends are provided with spring column A, and spring column A is engaged with drilling tail hole clipping, Ke Yilian
Connect drilling tail and attachment means；It is welded with provision for disengagement at the top of drilling tail front end hollow cylinder, provision for disengagement is provided with two spring stacks, and two
Thimble is provided between individual spring stack, thimble is located at directly over drilling tail hole clipping, and when needing to dismantle drilling tail, provision for disengagement can be very
Convenient dismounting drilling rod and drilling tail.
6th, in the utility model, the drilling rod and drilling tail front end hollow cylinder internal diameter be equal to attachment means connection main body and
The external diameter of drill body, drill bit, drilling rod, attachment means, drilling tail is set to rotate coaxially in high precision.
7th, the utility model improves the service life of drill bit, makes staff when hard coal seam carries out probing work
It is time saving and energy saving, improve operating efficiency.
Brief description of the drawings
Fig. 1 is the utility model totality connection diagram；
Fig. 2 is the utility model drill bit front view；
Fig. 3 is the utility model drill bit top view；
Fig. 4 is the utility model drilling tail schematic diagram；
Fig. 5 is the utility model attachment means schematic diagram；
Marked in figure：1- drilling rods；2- attachment means；3- drilling tails；4- drill bits；6- spring columns A；7- provisions for disengagement；8- spring stacks；
9- thimbles；10- bumping posts；11- drilling tails front end hollow cylinder；12- drilling tails rear end；13- rotary heads；14- hole clippings；19- drill rod assemblies；20-
Drilling tail hole clipping；21- spring columns B；22- drill lips；23- bores the wing；24- drill bodies；25- conical tooths；26- fixed disks.
Embodiment
All features disclosed in this specification, can be with any in addition to mutually exclusive feature and/or step
Mode combines.
The utility model is elaborated below in conjunction with the accompanying drawings.
As Figure 1-5, a kind of drilling rig for hard coal seam, including drill bit 4, the drilling rod group that is connected with drill bit 4
Part 19 and the drilling tail 3 that the right-hand member of drill rod assemblies 19 is connected to by attachment means 2；The drill rod assemblies 19 are passed through by more drilling rods 1
Multiple attachment means 2 form；The drilling tail 3 includes drilling tail hole clipping 20, drilling tail front end hollow cylinder 11, drilling tail rear end 12 and bumping post
10；It is characterized in that：The drill bit 4 includes drill body 24, two and is distributed on the brill wing 23 at the top of drill body 24, bores the wing 23
Top is provided with drill lip 22, is horizontally set on two fixed disks 26 for boring the middle part of the wing 23 and through fixed disk 26 and drill body
The conical tooth 25 of 24 connections, the conical tooth 25 are higher than drill lip 22.
The above-mentioned axle center of conical tooth 25 and drill body 24 are coaxial；The diameter D scopes of conical tooth 25 are 8~φ of φ 12mm；On
State the both ends of attachment means 2 and be provided with spring column A6；The top of drilling tail front end hollow cylinder 11 is welded with provision for disengagement 7；It is described to tear open
Handler 7 is provided with two spring stacks 8；Thimble 9 is provided between described two spring stacks 8；The thimble 9 is located at drilling tail hole clipping
Directly over 20.
The above-mentioned bottom of drill body 24 is provided with spring column B21；The both ends of drilling rod 1 are provided with hole clipping 14；The hole clipping
14 coordinate with spring column B21, and drill body 24 is connected with drilling rod 1；The spring column A6 of the hole clipping 14 and attachment means 2 coordinates, will
Drilling rod 1 is connected with attachment means 2；Above-mentioned drilling rod 1 and the internal diameter of drilling tail front end hollow cylinder 11 are equal to the connection main body of attachment means 2
With the external diameter of drill body 24.
Operation principle of the present utility model is：When carrying out probing work, the connection main body of drill body 24 is inserted and bored
In the one end of bar 1, spring column B21 is caught in hole clipping 14, drill bit 4 is connected with drilling rod 1；The one end of attachment means 2 insertion drilling rod 1 is another
End, makes spring column A6 be caught in the corresponding hole clipping 14 of the afterbody of drilling rod 1, realizes the connection of drilling rod 1 and attachment means 2, presses connection dress
The spring column A6 of 2 other ends is put, insertion drilling tail front end hollow cylinder 11, spring column A6 is caught in the corresponding brill of drilling tail front end hollow cylinder 11
Tail hole clipping 20, the connection of drilling rod 1 and drilling tail 3 is realized, the bumping post 10 of drilling tail 3 is caught in the neck of hand drill rotary head 13, kept away
The brill tooth for exempting from the afterbody of drilling rod 1 directly contacts with hand drill rotary head 13, is hardly damaged drilling rod 1, and that improves drilling rod 1 uses the longevity
Life, reduces coal production cost.
During drilling, conical tooth 25 can destroy coal cinder center more quickly, and force it to be deformed to surrounding, be advantageous to drill lip
Cutting, drill bit is faster crept into；After one section rod boring, the dismounting on the top of drilling tail front end hollow cylinder 11 is pressed
Device 7, the thimble 9 in provision for disengagement 7 are enclosed on the spring column 6 of the attachment means 2 of drilling tail front end hollow cylinder 11, bored so as to pull down under pushing up
Tail 3, another section drilling rod are connected by attachment means 2 with the drilling rod crept into again, and method as described above forms drill rod assemblies 19,
Drilling tail 3 is connected to the afterbody of drill rod assemblies 19 again by attachment means 2.
The conical tooth 25 that drill bit 4 is set, can destroy coal cinder center more quickly, and force it to be deformed to surrounding, favorably
In the cutting of drill lip, so as to improve bit life, and make staff time saving and energy saving, improve operating efficiency.
Embodiment 1
A kind of drilling rig for hard coal seam, including drill bit 4, the drill rod assemblies 19 that are connected with drill bit 4 and pass through company
Connection device 2 is connected to the drilling tail 3 of the right-hand member of drill rod assemblies 19；The drill rod assemblies 19 pass through multiple attachment means 2 by more drilling rods 1
Composition；The drilling tail 3 includes drilling tail hole clipping 20, drilling tail front end hollow cylinder 11, drilling tail rear end 12 and bumping post 10；It is characterized in that：
The drill bit 4 is distributed on the brill wing 23 at the top of drill body 24 including drill body 24, two, the top of the brill wing 23 is provided with brill
Sword 22, it is horizontally set on two fixed disks 26 for boring the middle part of the wing 23 and the conical tooth being connected through fixed disk 26 with drill body 24
25；The conical tooth 25 is higher than drill lip 22.
Embodiment 2
The present embodiment is further improved based on embodiment 1, and the diameter D scopes of the conical tooth 25 are φ 8~φ 12mm,
So that conical tooth 25 can both meet efficiently destroy coal cinder center, but it is not easy to break.
Embodiment 3
The present embodiment is further improved based on embodiment 1, and the both ends of attachment means 2 are provided with spring column A6；It is described
The top of drilling tail front end hollow cylinder 11 is welded with provision for disengagement 7；The provision for disengagement 7 is provided with two spring stacks 8；Described two bullets
Thimble 9 is provided between spring post 8；The thimble 9 is located at directly over drilling tail hole clipping 20, when needing to dismantle drilling tail 3, provision for disengagement
7 can very easily dismounting drilling rod 1 and drilling tail 3.
Embodiment 4
The present embodiment is further improved based on embodiment 1, and the drilling rod 1 and the internal diameter of drilling tail front end hollow cylinder 11 are equal to
The connection main body of attachment means 2 and the external diameter of drill body 24, so that drill bit, drilling rod 1, attachment means 2, the high accuracy of drilling tail 3
Rotate coaxially.
Claims (6)
- A kind of 1. drilling rig for hard coal seam, it is characterised in that：Including drill bit (4), the drilling rod group being connected with drill bit (4) Part (19) and the drilling tail (3) that drill rod assemblies (19) right-hand member is connected to by attachment means (2)；The drill rod assemblies (19) are by more Drilling rod (1) is made up of multiple attachment means (2)；The drilling tail (3) includes drilling tail hole clipping (20), drilling tail front end hollow cylinder (11), drilling tail rear end (12) and bumping post (10)；The drill bit (4) is distributed on drill body including drill body (24), two (24) drill lip (22) is provided with the top of the brill wing (23), the brill wing (23) at the top of, is horizontally set in the middle part of two brill wings (23) Fixed disk (26) and the conical tooth (25) being connected through fixed disk (26) with drill body (24)；The conical tooth (25) is higher than brill Sword (22).
- 2. the drilling rig according to claim 1 for hard coal seam, it is characterised in that：Conical tooth (25) axle center It is coaxial with drill body (24).
- 3. the drilling rig according to claim 1 for hard coal seam, it is characterised in that：The conical tooth (25) it is straight Footpath D scopes are 8~φ of φ 12mm.
- 4. the drilling rig according to claim 1 for hard coal seam, it is characterised in that：The attachment means (2) two End is provided with spring column A (6)；Provision for disengagement (7) is welded with the top of drilling tail front end hollow cylinder (11)；The provision for disengagement (7) two spring stacks (8) are provided with；Thimble (9) is provided between described two spring stacks (8)；The thimble (9) is located at drilling tail Directly over hole clipping (20).
- 5. the drilling rig according to claim 4 for hard coal seam, it is characterised in that：Under the drill body (24) Portion is provided with spring column B (21)；Drilling rod (1) both ends are provided with hole clipping (14)；The hole clipping (14) is matched somebody with somebody with spring column B (21) Close, drill body (24) is connected with drilling rod (1)；The hole clipping (14) and the spring column A (6) of attachment means (2) coordinate, by drilling rod (1) it is connected with attachment means (2).
- 6. the drilling rig according to claim 1 for hard coal seam, it is characterised in that：The drilling rod (1) and drilling tail Front end hollow cylinder (11) internal diameter is equal to the connection main body of attachment means (2) and the external diameter of drill body (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681421.4U CN207048686U (en) | 2017-06-13 | 2017-06-13 | A kind of drilling rig for hard coal seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681421.4U CN207048686U (en) | 2017-06-13 | 2017-06-13 | A kind of drilling rig for hard coal seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207048686U true CN207048686U (en) | 2018-02-27 |
Family
ID=61493696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720681421.4U Expired - Fee Related CN207048686U (en) | 2017-06-13 | 2017-06-13 | A kind of drilling rig for hard coal seam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207048686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307541A (en) * | 2019-12-19 | 2020-06-19 | 磐安叶层煤矿设备有限公司 | Coal bed drilling gas classification collection device |
-
2017
- 2017-06-13 CN CN201720681421.4U patent/CN207048686U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307541A (en) * | 2019-12-19 | 2020-06-19 | 磐安叶层煤矿设备有限公司 | Coal bed drilling gas classification collection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20180613 |