CN213016192U - High-speed drill bit for geothermal exploration drilling - Google Patents
High-speed drill bit for geothermal exploration drilling Download PDFInfo
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- CN213016192U CN213016192U CN202022050821.XU CN202022050821U CN213016192U CN 213016192 U CN213016192 U CN 213016192U CN 202022050821 U CN202022050821 U CN 202022050821U CN 213016192 U CN213016192 U CN 213016192U
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- hole
- drill bit
- lower extreme
- temperature sensor
- round hole
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Abstract
The utility model belongs to the technical field of the high-speed drill bit technique and specifically relates to a high-speed drill bit is used in geothermal exploration drilling, including the cylinder, the horizontal cross-section of cylinder is circular setting, evenly install multiunit stop gear between plectane and the round hole, the vertical connecting rod of installing in the middle part of the lower extreme of plectane, the connecting plate is installed to the lower extreme of connecting rod, be provided with protection machanism between the outside middle part of connecting rod and the inboard lower extreme of round hole, the lower extreme of connecting plate has temperature sensor through bolt fixed mounting, temperature sensor's size and the size of through-hole match each other, and the temperature sensor lower extreme centre of a circle is located same vertical line with the centre of a circle of through-hole. The utility model discloses can convey the conveying that temperature sensor is stable to in the pit, can not hinder the drill bit simultaneously and realize the function of drilling, the drilling process in can not lead to the fact the influence to temperature sensor.
Description
Technical Field
The utility model relates to a high-speed drill bit technical field especially relates to a high-speed drill bit is used in geothermal exploration drilling.
Background
The drilling bit is an important tool for exploration and drilling and is used for exploring temperature in the process of geothermal exploration, and the working performance of the drilling bit directly influences the drilling quality, the drilling efficiency and the drilling cost.
The drill bit is an important tool for drilling;
the drilling bit on the existing market can be fine realize the purpose of well drilling, when the effect of temperature realization detection and record in the pit can't be realized, consequently can't be fast and convenient realization geothermol power exploration's effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the existing drill bit can not realize the detection and recording effect of underground temperature when the existing drill bit is used for geothermal exploration, so that the shortcoming of the effect of geothermal exploration can not be realized quickly and conveniently.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the high-speed drill bit for geothermal exploration drilling comprises a cylinder body, wherein the horizontal section of the cylinder body is in a circular arrangement, a round hole is vertically formed in the middle of the cylinder body, the lower end of the cylinder body is in an arc arrangement, a through hole penetrating through the cylinder body is formed in the middle of the lower end of the cylinder body, the diameter of the through hole is smaller than that of the round hole, the round hole is communicated with the through hole, an electric telescopic rod is vertically arranged at the upper end of the inner side of the round hole, the electric telescopic rod is not in contact with the round hole, a circular plate is fixedly arranged in the middle of the lower end of the electric telescopic rod, the size of the circular plate is matched with that of the round hole, a plurality of groups of limiting mechanisms are uniformly arranged between the circular plate and the round hole, a connecting rod is vertically arranged in the middle, the lower extreme of connecting plate has temperature sensor through bolt fixed mounting, temperature sensor's size and the size of through-hole match each other, and the temperature sensor lower extreme centre of a circle is located same vertical line with the centre of a circle of through-hole, the even fixed mounting of surface of cylinder has a plurality of diamond pieces.
Preferably, stop gear includes that vertical seting up at the inboard perpendicular groove of round hole and connecting the stopper at plectane outside middle part, the stopper slides and sets up in the inboard of erecting the groove, and erects for clearance fit between groove and the stopper, the inboard lower extreme middle part of erecting the groove is vertical to be fixed with the gag lever post, and the upper end of gag lever post runs through the stopper and extends to the top of stopper.
Preferably, the protection mechanism comprises an annular baffle fixedly installed at the lower end of the inner side of the round hole, the vertical section of the annular baffle is in a trapezoidal arrangement with a large size of the upper end face, a limiting hole penetrating through the annular baffle is formed in the lower end of the annular baffle, and the lower end of the connecting rod penetrates through the limiting hole and extends to the lower side of the annular baffle.
Preferably, the outer surface of the cylinder is plated with a wear-resistant layer, and the wear-resistant layer is a zinc-chromium alloy layer.
The utility model provides a pair of geothermal exploration is high-speed drill bit for well drilling, beneficial effect lies in: this high-speed drill bit for geothermal exploration drilling can be in the pit with the stable conveying of temperature sensor, can not hinder the function that the drilling was realized to the drill bit simultaneously, can not cause the influence to temperature sensor among the drilling process.
Drawings
Fig. 1 is a structural front view of a high-speed drill for geothermal exploration drilling according to the present invention.
FIG. 2 is an enlarged view of the cross section A-A of the high-speed drill bit for geothermal exploration drilling shown in FIG. 1.
In the figure: electric telescopic handle 1, round hole 2, cylinder 3, diamond piece 4, wearing layer 5, perpendicular groove 6, gag lever post 7, plectane 8, stopper 9, ring baffle 10, spacing hole 11, connecting plate 12, temperature sensor 13, through-hole 14, connecting rod 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
Referring to fig. 1-2, a high-speed drill bit for geothermal exploration drilling well comprises a cylinder 3, wherein the horizontal cross section of the cylinder 3 is in a circular shape, a round hole 2 is vertically formed in the middle of the cylinder 3, the lower end of the cylinder 3 is in an arc shape, a wear-resistant layer 5 is plated on the outer surface of the cylinder 3, the wear-resistant layer 5 is specifically a zinc-chromium alloy layer, and the zinc-chromium alloy has the characteristics of good wear resistance, corrosion resistance and high temperature resistance, can well play a role in protecting the drill bit, and prolongs the service life of the drill bit.
Through-hole 14 that runs through cylinder 3 is seted up at the lower extreme middle part of cylinder 3, the diameter of through-hole 14 is less than the diameter of round hole 2, and communicate each other between round hole 2 and the through-hole 14, the vertical electric telescopic handle 1 of installing in inboard upper end of round hole 2, mutual contactless between electric telescopic handle 1 and the round hole 2, electric telescopic handle 1's lower extreme middle part fixed mounting has plectane 8, plectane 8's size matches each other with the size of round hole 2, the vertical connecting rod 15 that installs in plectane 8's lower extreme middle part, connecting plate 12 is installed to the lower extreme of connecting rod 15, electric telescopic handle 1 all is connected with power supply unit through the wire with temperature sensor 13.
Be provided with protection machanism between connecting rod 15's outside middle part and 2 inboard lower extremes of round hole, there is temperature sensor 13 lower extreme of connecting plate 12 through bolt fixed mounting, temperature sensor 13's size and through-hole 14's size match each other, and the 13 lower extreme centre of a circle of temperature sensor and the centre of a circle of through-hole 14 are located same vertical line, the even fixed mounting in surface of cylinder 3 has a plurality of diamond blocks 4, protection machanism includes annular baffle 10 of fixed mounting at 2 inboard lower extremes of round hole, the trapezoidal setting that up end size is big is presented in annular baffle 10's vertical cross-section, the spacing hole 11 that runs through annular baffle 10 is seted up to annular baffle 10's lower extreme, connecting rod 15's lower extreme runs through spacing hole 11 and extends to annular baffle 10's: after the drill bit realizes the process of drilling, the column body 3 is temporarily left in the underground, and meanwhile, the power supply of the electric telescopic rod 1 is turned on, so that the length of the electric telescopic rod 1 is changed, the position of the circular plate 8 is adjusted downwards, and the temperature sensor 13 at the lower end of the circular plate 8 realizes the exploration and detection of the underground temperature;
the benefit of this design with can effectually avoid the damage to temperature sensor 13 and electric telescopic handle 1 in the well drilling process, can realize exploring to the temperature in the pit the very first time after the well drilling is accomplished simultaneously. The temperature sensor 13 is of the type ds18b 20.
Example 2
Referring to fig. 1-2, the difference between this embodiment and embodiment 1 lies in, evenly install multiunit stop gear between plectane 8 and the round hole 2, stop gear includes vertical perpendicular groove 6 of seting up in round hole 2 inboard and connects the stopper 9 at plectane 8 outside middle part, stopper 9 slides and sets up the inboard at perpendicular groove 6, and erect and be clearance fit between groove 6 and the stopper 9, the vertical stopper 7 that is fixed with in inboard lower extreme middle part of perpendicular groove 6, and the upper end of stopper 7 runs through stopper 9 and extends to the top of stopper 9, stopper 9 realizes mutually supporting with perpendicular groove 6, can make plectane 8 realize moving the stability of in-process higher.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A high-speed drill bit for geothermal exploration drilling comprises a cylinder body (3), wherein the horizontal section of the cylinder body (3) is circularly arranged, and the high-speed drill bit is characterized in that a round hole (2) is vertically formed in the middle of the cylinder body (3), the lower end of the cylinder body (3) is arranged in an arc shape, a through hole (14) penetrating through the cylinder body (3) is formed in the middle of the lower end of the cylinder body (3), the diameter of the through hole (14) is smaller than that of the round hole (2), the round hole (2) is communicated with the through hole (14), an electric telescopic rod (1) is vertically arranged at the upper end of the inner side of the round hole (2), the electric telescopic rod (1) is not in contact with the round hole (2), a circular plate (8) is fixedly arranged in the middle of the lower end of the electric telescopic rod (1), the size of the circular plate (8) is matched with that of the round hole (2), and a, connecting rod (15) are vertically installed in the lower extreme middle part of plectane (8), connecting plate (12) are installed to the lower extreme of connecting rod (15), be provided with protection machanism between the outside middle part of connecting rod (15) and round hole (2) inboard lower extreme, the lower extreme of connecting plate (12) has temperature sensor (13) through bolt fixed mounting, the size of temperature sensor (13) matches each other with the size of through-hole (14), and the centre of a circle of temperature sensor (13) lower extreme centre of a circle and through-hole (14) is located same vertical line, the even fixed mounting of surface of cylinder (3) has a plurality of diamond pieces (4).
2. The high-speed drill bit for geothermal exploration drilling is characterized in that the limiting mechanism comprises a vertical groove (6) vertically formed in the inner side of the circular hole (2) and a limiting block (9) connected to the middle of the outer side of the circular plate (8), the limiting block (9) is slidably arranged on the inner side of the vertical groove (6), the vertical groove (6) and the limiting block (9) are in clearance fit, a limiting rod (7) is vertically fixed to the middle of the lower end of the inner side of the vertical groove (6), and the upper end of the limiting rod (7) penetrates through the limiting block (9) and extends to the upper side of the limiting block (9).
3. The high-speed drill bit for geothermal exploration drilling is characterized in that the protection mechanism comprises an annular baffle (10) fixedly installed at the lower end of the inner side of the circular hole (2), the vertical section of the annular baffle (10) is in a trapezoidal arrangement with a large size of the upper end face, a limiting hole (11) penetrating through the annular baffle (10) is formed in the lower end of the annular baffle (10), and the lower end of the connecting rod (15) penetrates through the limiting hole (11) and extends to the lower side of the annular baffle (10).
4. The high-speed drill bit for geothermal exploration drilling according to claim 1, characterized in that the outer surface of the cylinder (3) is coated with a wear resistant layer (5), and the wear resistant layer (5) is a zinc-chromium alloy layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050821.XU CN213016192U (en) | 2020-09-18 | 2020-09-18 | High-speed drill bit for geothermal exploration drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050821.XU CN213016192U (en) | 2020-09-18 | 2020-09-18 | High-speed drill bit for geothermal exploration drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016192U true CN213016192U (en) | 2021-04-20 |
Family
ID=75478597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022050821.XU Expired - Fee Related CN213016192U (en) | 2020-09-18 | 2020-09-18 | High-speed drill bit for geothermal exploration drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016192U (en) |
-
2020
- 2020-09-18 CN CN202022050821.XU patent/CN213016192U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 Termination date: 20210918 |