CN213838534U - Combined drill rod convenient for replacing drill bit - Google Patents
Combined drill rod convenient for replacing drill bit Download PDFInfo
- Publication number
- CN213838534U CN213838534U CN202022995406.1U CN202022995406U CN213838534U CN 213838534 U CN213838534 U CN 213838534U CN 202022995406 U CN202022995406 U CN 202022995406U CN 213838534 U CN213838534 U CN 213838534U
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- rod
- hole
- square
- transverse
- drill
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- Expired - Fee Related
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Abstract
The combined drill rod convenient for replacing the drill bit. The drill bit comprises a main drill rod, wherein a bottom square socket is formed in the bottom of the main drill rod, a vertical round hole is connected to the top of the bottom square socket, a magnetic sleeve is welded to the vertical round hole, the left side of the bottom square socket is connected with a left threaded hole, the left threaded hole is connected with a left reaming hole, the right side of the bottom square socket is connected with a right threaded hole, the right threaded hole is connected with a right reaming hole, a square inserted rod is inserted into the bottom square socket and fixedly connected with a drill bit, the square inserted rod is provided with a transverse fixing hole, the left threaded hole, the transverse fixing hole and the right threaded hole are connected in a superposition mode and are fixed through a transverse bolt, one side of the transverse bolt is buried in the left reaming hole, and the other side of the transverse bolt is buried in the right reaming hole. The top of the square inserted bar is fixedly connected with an iron round bar, and the iron round bar is inserted into the vertical round hole to attract the magnetic sleeve to be fixed. The utility model is used for drill bit and drilling rod.
Description
The technical field is as follows:
the utility model relates to a make things convenient for combination drilling rod of replacement drill bit.
Background art:
the existing drill bit and the drill rod are of an integrated structure, the drill bit or the drill rod cannot be replaced and maintained, the drill rod can only be used at a position with a fixed length, the diameter of the drill bit is fixed, holes with the same size can only be drilled, and the use process is very inconvenient.
The invention content is as follows:
the utility model aims at providing a can replace not unidimensional drill bit as required, the drilling rod also can lengthen as required, uses the combination drilling rod of convenient replacement drill bit not only convenient but also nimble.
The above purpose is realized by the following technical scheme:
a combined drill rod convenient for replacing a drill bit comprises a main drill rod, wherein the bottom of the main drill rod is provided with a bottom square socket, the top of the bottom square socket is connected with a vertical round hole, the vertical round hole is welded with a magnetic sleeve, the left side of the bottom square socket is connected with a left threaded hole, the left threaded hole is connected with a left reaming hole, the right side of the bottom square socket is connected with a right threaded hole, the right threaded hole is connected with a right reaming hole, a square inserted rod is inserted into the bottom square socket and fixedly connected with the drill bit, the square inserted rod is provided with a transverse fixing hole, the left threaded hole, the transverse fixing hole and the right threaded hole are superposed and connected with a transverse bolt for fixation, one side of the transverse bolt is embedded into the left reaming hole, the other side of the transverse bolt is embedded into the right reaming hole, and the top of the square inserted rod is fixedly connected with an iron round rod, the iron round rod is inserted into the vertical round hole to attract the magnetic sleeve for fixing.
The top of the main drill rod is provided with a square socket, the left side of the top square socket is connected with the left threaded hole, the right side of the top square socket is connected with the right threaded hole, a splicing square inserted bar is inserted into the top square socket and is provided with a transverse square hole, the splicing square insertion rod is fixedly connected with a splicing drill rod, the transverse square hole is tightly matched and inserted with a transverse square fixing rod, the left side of the transverse square fixing rod is connected with a left thread section which is connected with the left threaded hole, the left thread section is connected with a left nut, the left nut is embedded into the left reaming hole, the right side of the transverse square fixing rod is connected with a right thread section, the right thread section is connected with the right threaded hole, the right thread section is connected with a right nut, and the right nut is embedded into the right counterbore.
The combined drill rod convenient for replacing the drill bit is characterized in that the top of the continuous drill rod is provided with the top square socket, and the continuous drill rods are inserted into the top square socket for connection and fixation through the continuous square plug rod during continuous connection.
Has the advantages that:
1. the utility model discloses a be connected through the equipment between main drilling rod and the drill bit, can replace the drill bit of variation in size as required, ensure that the drill bit can replace as required, use very in a flexible way, excellent in use effect.
2. The utility model discloses a horizontal square dead lever, left screw thread section, right screw thread section structure as an organic whole both have the effect of grafting location, have the effect of connecting again, guarantee to continue to connect drilling rod and main drilling rod, continue to connect very firmly after connecting between the drilling rod, the use is ensured to continue to connect drilling rod and main drilling rod, is continued to connect and can not appear relative pivoted phenomenon between the drilling rod, uses very safely.
3. The utility model discloses a can assemble as required between the drilling rod, can continue to connect as required, can satisfy the user demand of different length drilling rods completely, can satisfy the user demand after the equipment.
4. The utility model discloses an between main drilling rod and the drill bit, the main drilling rod with continue to connect between the drilling rod, continue to connect between the drilling rod after the equipment is fixed, the mounting does not expose the part outside, can enough fix between main drilling rod and the drill bit, the main drilling rod with continue to connect between the drilling rod, continue to connect being connected between the drilling rod, do not influence normal use again, excellent in use effect.
Description of the drawings:
fig. 1 is a schematic structural diagram of the product.
Fig. 2 is an assembled view of the product continuous connection drill rod.
The specific implementation mode is as follows:
the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
Example 1:
a combined drill rod convenient for replacing a drill bit comprises a main drill rod 1, wherein the bottom of the main drill rod is provided with a bottom square socket 2, the bottom square socket has both a connecting effect and a positioning effect, the top of the bottom square socket is connected with a vertical round hole 3, the vertical round hole is welded with a magnetic sleeve 4, the left side of the bottom square socket is connected with a left threaded hole 5, the left threaded hole is connected with a left reaming hole 6, the right side of the bottom square socket is connected with a right threaded hole 7, the right threaded hole is connected with a right reaming hole 8, a square inserted rod 9 is inserted into the bottom square socket, the square inserted rod and the bottom square socket have both a connecting effect and a positioning effect, the square inserted rod is fixedly connected with a drill bit 10, the square inserted rod is provided with a transverse fixing hole 11, the left threaded hole, the transverse fixing hole and the right threaded hole are coincided and connected with a transverse bolt 12 for fixing, the diameters of the left threaded hole, the transverse fixing hole and the right threaded hole are on the same straight line, so that the connection of the transverse bolt is guaranteed, one side of the transverse bolt is embedded into the left hole expanding, the other side of the transverse bolt is embedded into the right hole expanding, the top of the square insertion rod is fixedly connected with an iron round rod 13, the iron round rod is inserted into the vertical round hole for attracting the magnetic sleeve to be fixed, and the connection of a main drilling rod and a drill bit can be further fixed.
The top of the main drill rod is provided with a top square socket 14, the left side of the top square socket is connected with the left threaded hole, the right side of the top square socket is connected with the right threaded hole, a continuous square inserted rod 15 is inserted into the top square socket, the continuous square inserted rod is provided with a transverse square hole 16, the continuous square inserted rod can be positioned and fixed while being inserted and connected, the continuous square inserted rod is fixedly connected with a continuous drill rod 17, a transverse square fixed rod 18 is inserted into the transverse square hole in a tight fit manner, the transverse square fixed rod ensures that the continuous drill rods cannot rotate relatively and ensures that the continuous drill rods are very firm after being connected, the left side of the transverse square fixed rod is connected with a left threaded section, the left threaded section is connected with the left threaded hole, the left threaded section is connected with a left nut 19, the left nut is embedded into the left reaming, and the right side of the transverse square fixed rod is connected with a right threaded section, the right thread section is connected with the right threaded hole, the right thread section is connected with a right nut 20, and the right nut is embedded into the right counterbore. The left nut and the right nut can fasten the splicing between the splicing drill rods, so that the splicing drill rods are firm after being assembled, and the use is very safe.
The top of the continuous connecting drill rod is provided with the top square socket, and the continuous connecting drill rods are inserted into the top square socket for connection and fixation through the continuous connecting square plug rod during continuous connection.
The working principle is as follows:
selecting a required drill bit, inserting a square insertion rod into the bottom square insertion hole, inserting an iron round rod into the vertical round hole to attract the magnetic sleeve for fixing, fixing by using a transverse bolt, assembling the splicing drill rod and the main drill rod together, and fixing by using a transverse square fixing rod, a left thread section, a right thread section, a left nut and a right nut.
Claims (3)
1. A combined drill rod convenient for replacing a drill bit comprises a main drill rod and is characterized in that a bottom square socket is formed at the bottom of the main drill rod, a vertical round hole is connected to the top of the bottom square socket, a magnetic sleeve is welded to the vertical round hole, a left threaded hole is connected to the left side of the bottom square socket and is connected with a left reaming hole, a right threaded hole is connected to the right side of the bottom square socket and is connected with a right reaming hole, a square inserted rod is inserted into the bottom square socket and is fixedly connected with the drill bit, a transverse fixing hole is formed in the square inserted rod, the left threaded hole, the transverse fixing hole and the right threaded hole are connected with a transverse bolt in a superposition mode and are fixed, one side of the transverse bolt is embedded into the left reaming hole, the other side of the transverse bolt is embedded into the right reaming hole, and an iron round rod is fixedly connected to the top of the square inserted rod, the iron round rod is inserted into the vertical round hole to attract the magnetic sleeve for fixing.
2. The combination drill rod convenient for replacing the drill bit as claimed in claim 1, wherein the top of the main drill rod is provided with a top square socket, the left side of the top square socket is connected with the left threaded hole, the right side of the top square socket is connected with the right threaded hole, an splicing square inserted rod is inserted into the top square socket, the splicing square inserted rod is provided with a transverse hole, the splicing square inserted rod is fixedly connected with a splicing drill rod, a transverse fixed rod is inserted into the transverse hole in a tight fit manner, the left side of the transverse fixed rod is connected with a left threaded section, the left threaded section is connected with the left threaded hole, the left threaded section is connected with a left nut, the left nut is embedded into the left counterbore, the right side of the transverse fixed rod is connected with a right threaded section, and the right threaded section is connected with the right threaded hole, the right thread section is connected with a right nut, and the right nut is embedded into the right counterbore.
3. The combination drill rod convenient for replacing the drill bit as claimed in claim 2, wherein the top of the continuous drill rod is provided with the top square socket, and the continuous drill rods are inserted into the top square socket for connection and fixation through the continuous square plug rod during continuous connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995406.1U CN213838534U (en) | 2020-12-14 | 2020-12-14 | Combined drill rod convenient for replacing drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995406.1U CN213838534U (en) | 2020-12-14 | 2020-12-14 | Combined drill rod convenient for replacing drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213838534U true CN213838534U (en) | 2021-07-30 |
Family
ID=76999227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022995406.1U Expired - Fee Related CN213838534U (en) | 2020-12-14 | 2020-12-14 | Combined drill rod convenient for replacing drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213838534U (en) |
-
2020
- 2020-12-14 CN CN202022995406.1U patent/CN213838534U/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: 20210730 Termination date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |