CN215761500U - Direction-changeable drill tail - Google Patents
Direction-changeable drill tail Download PDFInfo
- Publication number
- CN215761500U CN215761500U CN202122263287.5U CN202122263287U CN215761500U CN 215761500 U CN215761500 U CN 215761500U CN 202122263287 U CN202122263287 U CN 202122263287U CN 215761500 U CN215761500 U CN 215761500U
- Authority
- CN
- China
- Prior art keywords
- connecting piece
- hole
- shell
- internal thread
- connecting hole
- 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
- 238000009434 installation Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 3
- 230000002441 reversible effect Effects 0.000 abstract description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a reversible drill tail, which comprises a shell, and a left connecting piece, a right connecting piece and a T-shaped connector which are arranged on the shell, wherein the middle part below the shell is provided with an installation notch, the left side and the right side of the installation notch are respectively provided with a left connecting hole and a right connecting hole, the left end part of the left connecting hole is provided with a left internal thread, the right end part of the right connecting hole is provided with a right internal thread, the middle part above the shell is provided with a middle internal thread hole, the middle part of the shell is provided with a channel, the middle internal thread hole is communicated with the left connecting hole and the right connecting hole through the channel, and the structure of the left connecting piece is the same as that of the right connecting piece. The utility model comprises a shell, and a left connecting piece, a right connecting piece and a T-shaped connector which are arranged on the shell, wherein the T-shaped connector can change direction along with the operation of equipment when in use, cannot break a pipeline, and has small volume and convenient installation.
Description
Technical Field
The utility model belongs to the technical field of drilling tools, and particularly relates to a reversible drill tail.
Background
The high-pressure hydraulic drill is used for drilling and reaming a coal seam, and achieves the aim of quickly relieving pressure and increasing permeability of the coal seam, but the existing high-pressure hydraulic drill has two problems when in use: firstly, the equipment can drive the drill tail to move in the operation process, the drill tail is connected with a water source through a pipeline, the pipeline can be broken frequently, and the construction progress can be influenced by maintenance; secondly, the existing drill tail is large in size and cannot be installed in places with complex working conditions.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a direction-changeable drill tail for solving the problems, which can change the direction along with the operation of equipment, cannot break a pipeline, and has small volume and convenient installation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the direction-changeable drill tail comprises a shell, and a left connecting piece, a right connecting piece and a T-shaped connector which are arranged on the shell, wherein the middle part below the shell is provided with an installation notch, the left side and the right side of the installation notch are respectively provided with a left connecting hole and a right connecting hole, the left end part of the left connecting hole is provided with a left internal thread, the right end part of the right connecting hole is provided with a right internal thread, the middle part above the shell is provided with a middle internal thread hole, the middle part of the shell is provided with a channel, the middle internal thread hole is communicated with the left connecting hole and the right connecting hole through the channel, the structure of the left connecting piece is the same as that of the right connecting piece, the left connecting piece is provided with a screw thread part and an inserting part, the left end of the screw thread part is provided with an external thread, and the inserting part is provided with at least two annular grooves, each annular groove is sleeved with an O-shaped rubber sealing ring, a diversion hole from the right end to the left end is formed in the left connecting piece, the length of the diversion hole is smaller than that of the left connecting piece, a plurality of drainage holes are formed in the screw thread part and communicated with the diversion hole, the T-shaped connector comprises a horizontal connecting section and a vertical connecting section which are communicated with each other, the horizontal connecting section is inserted into the mounting groove, the axis of the horizontal connecting section is coincident with that of the left connecting hole, the external thread of the screw thread part of the left connecting piece is in threaded connection with the left internal thread of the left connecting hole, the inserting part of the left connecting piece is inserted into the left end of the horizontal connecting section, the external thread of the screw thread part of the right connecting piece is in threaded connection with the right internal thread of the right connecting hole, and the inserting part of the right connecting piece is inserted into the right end of the horizontal connecting section, the vertical connecting section is used for communicating a water source.
Preferably, the length of the horizontal connecting section is equal to the width of the mounting slot.
Preferably, the outer diameter of the insertion portion of the left side connection member is smaller than the inner diameter of the horizontal connection section.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model comprises a shell, and a left connecting piece, a right connecting piece and a T-shaped connector which are arranged on the shell, wherein the T-shaped connector can change direction along with the operation of equipment when in use, cannot break a pipeline, and has small volume and convenient installation.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-2, the direction-changeable drill tail comprises a housing 1, and a left connecting piece 2, a right connecting piece 3 and a T-shaped connector 4 mounted on the housing 1, wherein a mounting notch 11 is formed in the middle of the lower part of the housing 1, a left connecting hole 12 and a right connecting hole 13 are respectively formed in the left and right sides of the mounting notch 11, a left internal thread is formed at the left end of the left connecting hole 12, a right internal thread is formed at the right end of the right connecting hole 13, a middle internal thread hole 14 is formed in the middle of the upper part of the housing 1, a channel 15 is formed in the middle of the housing 1, the middle internal thread hole 14 is communicated with the left connecting hole 12 and the right connecting hole 13 through the channel 15, the structure of the left connecting piece 2 is the same as that of the right connecting piece 3, and the left connecting piece 2 has a screw thread part 21 and an insertion part 22, the left end of the screw thread part 21 is provided with an external thread, the insertion part 22 is provided with at least two annular grooves, each annular groove is sleeved with an O-shaped rubber sealing ring 5, the left connecting piece 2 is provided with a flow guide hole 23 from the right end to the left end, the length of the flow guide hole 23 is smaller than that of the left connecting piece 2, the screw thread part 21 is provided with a plurality of flow guide holes 24, and the flow guide holes 24 are communicated with the flow guide holes 23,
The length of the horizontal connecting section 41 is equal to the width of the mounting slot 11.
The outer diameter of the insertion portion 22 of the left connecting member 2 is smaller than the inner diameter of the horizontal connecting section 41.
Similarly, right side connecting piece 3 has a screw thread portion and an insertion portion, the right-hand member of the screw thread portion of right side connecting piece 3 is equipped with the external screw thread, be provided with two at least annular grooves, every on the insertion portion of right side connecting piece 3 all the cover is equipped with O type rubber seal, set up the water conservancy diversion hole from left end to right-hand member on the connecting piece 3 of right side, the length in water conservancy diversion hole is less than the length of right side connecting piece 3, a plurality of drainage holes have been seted up in the screw thread portion of right side connecting piece 3, the drainage hole with water conservancy diversion hole intercommunication.
During the use, water shunts into left side connecting piece 2 and right side connecting piece 3 through T type connector 4, then flows out from middle part internal thread hole 14 through water conservancy diversion hole, drainage hole, through-hole 15.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, component separation or combination and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (3)
1. The direction-variable drill tail is characterized by comprising a shell, and a left connecting piece, a right connecting piece and a T-shaped connector which are arranged on the shell, wherein the middle part of the lower part of the shell is provided with an installation notch, the left side and the right side of the installation notch are respectively provided with a left connecting hole and a right connecting hole, the left end part of the left connecting hole is provided with a left internal thread, the right end part of the right connecting hole is provided with a right internal thread, the middle part of the upper part of the shell is provided with a middle internal thread hole, the middle internal thread hole is communicated with the left connecting hole and the right connecting hole through the channels, the structure of the left connecting piece is the same as that of the right connecting piece, the left connecting piece is provided with a screw thread part and an inserting part, the left end of the screw thread part is provided with an external thread, and the inserting part is provided with at least two annular grooves, each annular groove is sleeved with an O-shaped rubber sealing ring, a diversion hole from the right end to the left end is formed in the left connecting piece, the length of the diversion hole is smaller than that of the left connecting piece, a plurality of drainage holes are formed in the screw thread part and communicated with the diversion hole, the T-shaped connector comprises a horizontal connecting section and a vertical connecting section which are communicated with each other, the horizontal connecting section is inserted into the mounting groove, the axis of the horizontal connecting section is coincident with that of the left connecting hole, the external thread of the screw thread part of the left connecting piece is in threaded connection with the left internal thread of the left connecting hole, the inserting part of the left connecting piece is inserted into the left end of the horizontal connecting section, the external thread of the screw thread part of the right connecting piece is in threaded connection with the right internal thread of the right connecting hole, and the inserting part of the right connecting piece is inserted into the right end of the horizontal connecting section, the vertical connecting section is used for communicating a water source.
2. The steerable drill tail of claim 1, wherein the length of the horizontal connecting segment is equal to the width of the mounting slot.
3. The steerable drill tail of claim 1, wherein the outer diameter of the insertion portion of the left side connector is smaller than the inner diameter of the horizontal connecting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263287.5U CN215761500U (en) | 2021-09-17 | 2021-09-17 | Direction-changeable drill tail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122263287.5U CN215761500U (en) | 2021-09-17 | 2021-09-17 | Direction-changeable drill tail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215761500U true CN215761500U (en) | 2022-02-08 |
Family
ID=80088864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122263287.5U Expired - Fee Related CN215761500U (en) | 2021-09-17 | 2021-09-17 | Direction-changeable drill tail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215761500U (en) |
-
2021
- 2021-09-17 CN CN202122263287.5U patent/CN215761500U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220208 |