CN209145519U - A kind of coal mine spy coal type drilling rod - Google Patents
A kind of coal mine spy coal type drilling rod Download PDFInfo
- Publication number
- CN209145519U CN209145519U CN201822078321.XU CN201822078321U CN209145519U CN 209145519 U CN209145519 U CN 209145519U CN 201822078321 U CN201822078321 U CN 201822078321U CN 209145519 U CN209145519 U CN 209145519U
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- rod
- drill bit
- drilling rod
- spiral
- coal
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Abstract
The utility model discloses a kind of coal mine spy coal type drilling rods, including drilling rod, taper bolt, the drilling rod includes spiral tube head, drill bit connector, the body of rod, spiral tooth, mounting head, octagon nut, square hole, the circumferential surface of the body of rod is provided with spiral tooth, and one end of the body of rod is provided with mounting head, the other end of the body of rod is provided with drill bit connector, the drill bit connector is provided with spiral tube head far from one end of the body of rod, the circumferential surface of the spiral tube head is provided with octagon nut, the beneficial effects of the utility model are: the utility model cooperates square hole to connect drill bit and drilling rod by devising quartet connection bar, guarantee the stabilization of connection structure, it is convenient to work in various geology, extend the service life of drilling rod, by devising the fixed quartet connection bar of taper bolt, octagon nut is cooperated to use the position of fixed taper bolt , avoid taper bolt from falling off, staff facilitated to install or remove drill bit, be easy to use.
Description
Technical field
The utility model belongs to technical field of coal mine equipment, and in particular to a kind of coal mine spy coal type drilling rod.
Background technique
Coal borer bar is mining consumptive material tool fitting, efficient twist shape drilling rod used in a kind of coal seam probing twist bit, one
As be process using high-quality carbon junction steel, be coal mining preferably essential work suitable for being used when electric coal drill drilling
Tool.Coal borer bar is matched with all kinds of pneumatic outburst-prevention drillers, using spiral drilling process technology, is had rate of penetration fast, is bored
The features such as hole forming is good, and drilling efficiency is high.More traditional rate of penetration is speeded significantly.By coal seam tunnel in because drilling operation is to driving
The influence of progress falls below minimum level, is widely used in the probing such as coal mine, Gypsum Mine and exploitation.
The coal mine of the prior art is had the following problems with coal type drilling rod is visited: using spiral engagement connection drill bit, drill hard
When geology, easily there is stripped thread, damage drilling rod influences construction.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of coal mine spy coal type drilling rod,
Have the characteristics that facilitate installation drill bit, connection structure stable.
To achieve the above object, the utility model provides the following technical solutions: a kind of coal mine spy coal type drilling rod, including bores
Bar, taper bolt, the drilling rod include spiral tube head, drill bit connector, the body of rod, spiral tooth, mounting head, octagon nut, square hole,
The circumferential surface of the body of rod is provided with spiral tooth, and one end of the body of rod is provided with mounting head, the other end setting of the body of rod
There is drill bit connector, the drill bit connector is provided with spiral tube head, the circumference table of the spiral tube head far from one end of the body of rod
Face is provided with octagon nut, and spiral tube head is provided with drill main body, the drill bit connector far from one end of drill bit connector
Square hole is provided with the inside of spiral tube head.
Preferably, the drill bit includes drill main body, pin hole, quartet connection bar, wherein one end of the drill main body is set
It is equipped with quartet connection bar, one end of close drill main body is provided with pin hole, the inside of the pin hole inside the quartet connection bar
Insertion is equipped with taper bolt.
Preferably, connection is engaged by spiral between the octagon nut and spiral tube head.
Preferably, the quartet connection bar is corresponded to each other with the position of square hole, and the insertion of quartet connection bar is mounted on four
The inside of square hole.
Preferably, the surface that the taper bolt corresponds to spiral tube head is provided with through-hole, and taper bolt insertion is mounted on through-hole
It is internal.
Preferably, the diameter of the drill bit connector is greater than five millimeters of diameter of the body of rod.
Compared with prior art, the utility model has the beneficial effects that the utility model is by devising quartet connection bar
Cooperate square hole connection drill bit and drilling rod, guarantees the stabilization of connection structure, it is convenient to work in various geology, extend drilling rod
Service life, by devising the fixed quartet connection bar of taper bolt, cooperation octagon nut is avoided using the position of fixed taper bolt
Taper bolt falls off, and staff is facilitated to install or remove drill bit, is easy to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the sectional view in the utility model Fig. 1 at A-A.
In figure: 1, drill bit；11, drill main body；12, pin hole；13, quartet connection bar；2, drilling rod；21, spiral tube head；22,
Drill bit connector；23, the body of rod；24, spiral tooth；25, mounting head；26, octagon nut；27, square hole；3, taper bolt.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model visits coal type drilling rod, including drilling rod the following technical schemes are provided: a kind of coal mine is used referring to FIG. 1-2,
2, taper bolt 3, drilling rod 2 include spiral tube head 21, drill bit connector 22, the body of rod 23, spiral tooth 24, mounting head 25, octagon nut
26, square hole 27, the circumferential surface of the body of rod 23 is provided with spiral tooth 24, and one end of the body of rod 23 is provided with mounting head 25, the body of rod
23 other end is provided with drill bit connector 22, and drill bit connector 22 is provided with spiral tube head 21, spiral shell far from one end of the body of rod 23
The circumferential surface of coil head 21 is provided with octagon nut 26, and spiral tube head 21 is provided with brill far from one end of drill bit connector 22
The inside of head main body 11, drill bit connector 22 and spiral tube head 21 is provided with square hole 27.
In the present embodiment, it is preferred that drill bit 1 includes drill main body 11, pin hole 12, quartet connection bar 13, wherein drill bit master
One end of body 11 is provided with quartet connection bar 13, and 13 inside of quartet connection bar is provided with pin hole close to one end of drill main body 11
12, being internally embedded for pin hole 12 is equipped with taper bolt 3.
In order to facilitate the position for limiting taper bolt 3, in the present embodiment, it is preferred that octagon nut 26 and spiral tube head 21 it
Between pass through spiral engagement connection.
For fixed drill bit 1, in the present embodiment, it is preferred that quartet connection bar 13 is corresponded to each other with the position of square hole 27,
And quartet connection bar 13 is embedded in the inside for being mounted on square hole 27.
In order to facilitate fixed quartet connection bar 13, in the present embodiment, it is preferred that the table of the corresponding spiral tube head 21 of taper bolt 3
Face is provided with through-hole, and the insertion of taper bolt 3 is mounted on inside through-hole.
In order to guarantee the intensity of bindiny mechanism, in the present embodiment, it is preferred that the diameter of drill bit connector 22 is greater than the body of rod 23
Five millimeters of diameter.
The working principle and process for using of the utility model: the utility model during installation, rotates octagon nut 26 and moves
The one end of spiral tube head 21 far from drill bit connector 22 is moved, operation drill bit 1 makes the insertion of quartet connection bar 13 be installed to square hole
27 inside, and the through-hole on the pin hole 12 being aligned on quartet connection bar 13 and spiral tube head 21, the operation insertion installation of taper bolt 3
To the inside of pin hole 12, rotates octagon nut 26 and be moved to spiral tube head 21 close to one end of drill bit connector 22, seal spiral shell
Through-hole on coil head 21 completes installation.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of coal mine spy coal type drilling rod, it is characterised in that: including drilling rod (2), taper bolt (3), the drilling rod (2) includes spiral shell
Coil head (21), drill bit connector (22), the body of rod (23), spiral tooth (24), mounting head (25), octagon nut (26), square hole
(27), the circumferential surface of the body of rod (23) is provided with spiral tooth (24), and one end of the body of rod (23) is provided with mounting head (25),
The other end of the body of rod (23) is provided with drill bit connector (22), the one end of the drill bit connector (22) far from the body of rod (23)
It is provided with spiral tube head (21), the circumferential surface of the spiral tube head (21) is provided with octagon nut (26), and spiral tube head
(21) one end far from drill bit connector (22) is provided with drill main body (11), the drill bit connector (22) and spiral tube head
(21) inside is provided with square hole (27).
2. a kind of coal mine according to claim 1 spy coal type drilling rod, it is characterised in that: the drill bit (1) includes drill bit
Main body (11), pin hole (12), quartet connection bar (13), wherein one end of the drill main body (11) is provided with quartet connection bar
(13), the internal one end close to drill main body (11) of the quartet connection bar (13) is provided with pin hole (12), the pin hole (12)
Be internally embedded taper bolt (3) be installed.
3. a kind of coal mine according to claim 1 spy coal type drilling rod, it is characterised in that: the octagon nut (26) and spiral shell
It is engaged and is connected by spiral between coil head (21).
4. a kind of coal mine according to claim 2 is with visiting coal type drilling rod, it is characterised in that: the quartet connection bar (13) with
The position of square hole (27) corresponds to each other, and quartet connection bar (13) insertion is mounted on the inside of square hole (27).
5. a kind of coal mine according to claim 1 spy coal type drilling rod, it is characterised in that: the corresponding spiral shell of the taper bolt (3)
The surface of coil head (21) is provided with through-hole, and taper bolt (3) insertion is mounted on inside through-hole.
6. a kind of coal mine according to claim 1 spy coal type drilling rod, it is characterised in that: the drill bit connector (22)
Diameter is greater than five millimeters of diameter of the body of rod (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822078321.XU CN209145519U (en) | 2018-12-11 | 2018-12-11 | A kind of coal mine spy coal type drilling rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822078321.XU CN209145519U (en) | 2018-12-11 | 2018-12-11 | A kind of coal mine spy coal type drilling rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209145519U true CN209145519U (en) | 2019-07-23 |
Family
ID=67289890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822078321.XU Active CN209145519U (en) | 2018-12-11 | 2018-12-11 | A kind of coal mine spy coal type drilling rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209145519U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647861A (en) * | 2020-12-24 | 2021-04-13 | 江苏拓海煤矿钻探机械有限公司 | Coal mine drill rod capable of being rapidly assembled and disassembled |
| CN112647865A (en) * | 2020-12-24 | 2021-04-13 | 江苏拓海煤矿钻探机械有限公司 | Coal detecting type drill rod for coal mining |
| CN112814581A (en) * | 2020-12-31 | 2021-05-18 | 山东大学 | Quick extension type drill rod and drilling tool comprising same |
-
2018
- 2018-12-11 CN CN201822078321.XU patent/CN209145519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647861A (en) * | 2020-12-24 | 2021-04-13 | 江苏拓海煤矿钻探机械有限公司 | Coal mine drill rod capable of being rapidly assembled and disassembled |
| CN112647865A (en) * | 2020-12-24 | 2021-04-13 | 江苏拓海煤矿钻探机械有限公司 | Coal detecting type drill rod for coal mining |
| CN112814581A (en) * | 2020-12-31 | 2021-05-18 | 山东大学 | Quick extension type drill rod and drilling tool comprising same |
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