阅读说明：本技术 一种骨科医疗用扩孔装置 (Reaming device for orthopedic medical treatment ) 是由 成鹏 白银亮 南伟 周开升 于 2021-09-29 设计创作，主要内容包括：本发明公开了一种骨科医疗用扩孔装置,涉及骨科医疗技术领域。本发明包括支撑柱、限位组件、上架、扩孔机构和钻孔组件,支撑柱的底部侧壁通过柱套与底板连接,底板的中镶嵌有限位组件,上架的外壁上安装有第一伺服电机和第二伺服电机,驱动丝杆上安装有吊装板,吊装板的底部侧壁上安装有扩孔机构,且扩孔机构的底部侧壁中心处安装有钻孔组件,钻孔组件的旁侧设置有摄像机。本发明通过利用侧滑槽对用于扩孔的调位组件进行搭载可有效的避免直接轴端连接所产生的震动,同时利用伺服电机和丝杆对吊装板进行驱动并配合摄像机工作,更便于钻骨位置的调整,利用液压伸缩杆搭配延伸杆进行粗略和精细两种高度位置调整方式可缩短调整耗时。(The invention discloses a reaming device for orthopedic medical treatment, and relates to the technical field of orthopedic medical treatment. The drilling machine comprises a supporting column, a limiting assembly, an upper frame, a hole expanding mechanism and a drilling assembly, wherein the bottom side wall of the supporting column is connected with a bottom plate through a column sleeve, the limiting assembly is embedded in the bottom plate, a first servo motor and a second servo motor are installed on the outer wall of the upper frame, a hoisting plate is installed on a driving screw rod, the hole expanding mechanism is installed on the bottom side wall of the hoisting plate, the drilling assembly is installed in the center of the bottom side wall of the hole expanding mechanism, and a camera is arranged beside the drilling assembly. According to the invention, the side sliding groove is used for carrying the positioning assembly for reaming, so that the vibration generated by direct shaft end connection can be effectively avoided, meanwhile, the servo motor and the screw rod are used for driving the hoisting plate and working in cooperation with the camera, the adjustment of the bone drilling position is more convenient, and the adjustment time can be shortened by using the hydraulic telescopic rod and the extension rod to carry out two height position adjustment modes, namely rough and fine.)

1. The utility model provides a reaming device for orthopedic medical treatment, includes support column (1), spacing subassembly (4), upper bracket (5), reaming mechanism (10) and drilling subassembly (12), its characterized in that: the bottom side wall of the supporting column (1) is connected with the bottom plate (3) through a column sleeve (2), and the top side wall of the supporting column (1) is connected with the upper frame (5) through the column sleeve (2), a limiting component (4) is embedded in the bottom plate (3), a first servo motor (6) and a second servo motor (7) are installed on the outer wall of the upper frame (5), the first servo motor (6) is connected with the driving screw rod (8) through a matching screw rod (601), and the driving screw rod (8) is connected with a second servo motor (7), a hoisting plate (9) is arranged on the driving screw rod (8), a hole expanding mechanism (10) is arranged on the side wall of the bottom of the hoisting plate (9), a drilling assembly (12) is mounted at the center of the bottom side wall of the hole expanding mechanism (10), and a camera (11) is arranged beside the drilling assembly (12);

a threaded rod (401) in the limiting component (4) is inserted into the bottom plate (3), a rod handle (402) is riveted on the outer wall of one end of the threaded rod (401), and the side wall of the other end of the threaded rod (401) is connected with the inner arc sheet (403) through a bearing;

the hoisting plate (9) is connected with a hydraulic telescopic rod (902) through a plate frame (901), and the side wall of the bottom of the hydraulic telescopic rod (902) is connected with a connecting frame (904) through a telescopic rod sleeve (903);

a positioning component (1002) is installed in the upper side wall of a hole expanding disc (1001) in the hole expanding mechanism (10), a central sliding column (1003) penetrates through the center of the hole expanding disc (1001), and a fixed sleeve (1004) is sleeved on the side wall of the bottom of the central sliding column (1003);

a drilling motor (1201) in the drilling assembly (12) is connected with an extension shaft (1203) through a coupler (1202), and a drilling head (1204) is installed on the side wall of the tail end of the extension shaft (1203).

2. The reaming device for orthopedic medical treatment according to claim 1, wherein a rack groove (501) is formed in the upper rack (5), a side groove (502) is formed in the outer side of the rack groove (501) and the outer wall of the upper rack (5), a matching screw rod (601) is installed in the rack groove (501), the matching screw rod (601) is connected with a driving screw rod (8) through a driving block (602), and the driving screw rod (8) extends out of the side groove (502) and is connected with a second servo motor (7).

3. The reaming device for orthopedic medical treatment according to claim 1, wherein the hydraulic telescopic rod (902) is connected with the driving screw (8) through the hoisting plate (9), and the telescopic end of the hydraulic telescopic rod (902) is fixedly connected with the peripheral side wall of the reaming disc (1001) in the reaming mechanism (10) through the engaging frame (904).

4. The reaming device for orthopedic medical treatment according to claim 3, wherein a central sliding slot (10011) is formed on the transverse central axis of the reaming disc (1001), a side sliding slot (10012) is formed beside the central sliding slot (10011), and the rear side of the central sliding slot (10011) and the upper side wall of the reaming disc (1001) are connected to the micro telescopic rod (10021) in the positioning assembly (1002) through the rack.

5. The reaming device for orthopedic medical treatment according to claim 4, wherein the micro-telescopic rod (10021) in the positioning assembly (1002) is connected to the rear sidewall of the clamping plate (10023) through the connecting rod (10022), the clamping plate (10023) is clamped at the center of the upper sidewall of the central sliding column (1003), and the bottom sidewall of the clamping plate (10023) is connected to the side sliding groove (10012) through the side sliding plate (10024).

6. The reaming device for orthopedic medical treatment according to claim 5, wherein the side of the central sliding column (1003) and the bottom side wall of the reaming disc (1001) are fixedly connected with the camera frame (1101) at the top end of the camera (11) through bolts, and the camera frame (1101) is fixedly connected with the supporting legs of the camera (11) through bolts.

7. The reaming device for orthopedic medical treatment according to claim 1, wherein the drilling motor (1201) in the drilling assembly (12) is fixedly connected with the fixing sleeve (1004) through a bolt, the rotating shaft of the drilling motor (1201) is connected with the drilling head (1204) through an extension shaft (1203), and the central axis of the extension shaft (1203) is coincidently arranged with the central axis of the drilling motor (1201) and the central axis of the central sliding column (1003).

Technical Field

The invention belongs to the technical field of orthopedic medical treatment, and particularly relates to a reaming device for orthopedic medical treatment.

Background

With the development of times and science and technology, medical technology in the current stage has been rapidly improved, wherein the technology is a technical leather type of orthopedic medical equipment in orthopedic medical treatment, and the improvement of medical means is realized, more scientific medical means are utilized to be matched with more complete and stable medical equipment to be carried out mutually, so that the cure rate is effectively improved; one of the most common surgical instruments in the existing orthopedic medical treatment is a bone hole drilling and reaming device.

The prior publication, CN 105520767A-an internal-reaming bone drill, discloses an internal-reaming bone drill, and relates to the field of orthopedic medical instruments. Comprises a hole expanding rotary table; the shaft center of the upper surface of the reaming turntable is connected with the output end of a reaming motor; the lower surface of the reaming turntable is radially provided with a sliding chute; a bone drilling motor is arranged on the lower surface of the reaming rotary table; a slide block is arranged at the axle center of the upper end of the bone drilling motor; the sliding block is positioned in the sliding groove and is in sliding connection with the sliding groove; an electric push rod is arranged at one end in the sliding groove; the output end of the electric push rod is connected with the slide block; the tail end of the sliding groove is provided with an electric push rod and a reversing switch of the bone drilling motor; the output end of the bone drilling motor is connected with a drill rod; the other end of the drill rod is provided with a conical drill bit with the diameter larger than that of the drill rod. The invention has the beneficial effects that: when the bone reamer is used, reaming can be carried out inside a bone, and an inner hole is larger than a hole which is accessed from the upper part.

The internal expanding bone drilling device has the following defects;

1. foretell interior expanding drill bone ware, electric putter on it directly inlays in the inside of spout, constitutes because of electric putter is the different cylinder pole of two diameters, if play and accomodate inlayed effect, electric putter's the maximum diameter is the same with the width of spout promptly, and the diameter that also electric putter's lapse was held is less than the width of spout, and then when work goes on, electric putter's lapse end can take place certain displacement and the problem of vibrations phenomenon along with rotating electrical machines's rotation.

2. Foretell interior reaming bores bone object, whole device adopts base and bracing piece to carry on, and then when carrying out the preparation work before reaming bores the bone work, needs medical staff artificial calibration and the alignment work of aiming at the drilling position, and there is certain difference in manual operation to this difference is great to reaming bores the bone influence, causes the position to deviate easily and causes the problem of reaming failure.

3. When the internal reaming bone drilling device is used, the bone drilling motor is carried by only one drill rod, namely, the drilling depth can be adjusted only by adopting drilling, and then before the bone drilling work, the height of the drill rod is adjusted more finely due to the fact that the bone drilling motor has a certain distance from the skin of a human body, so that the problem that the advancing speed is very slow and the bone drilling work is influenced is solved.

Disclosure of Invention

The invention aims to provide a reaming device for orthopedic medical treatment, which can effectively avoid vibration generated by direct shaft end connection by carrying a positioning component for reaming by utilizing a side sliding chute, simultaneously drives a hoisting plate by utilizing a servo motor and a screw rod and works in cooperation with a camera, is more convenient for adjusting the position of a drilled bone, can shorten the time for adjustment by utilizing a hydraulic telescopic rod and an extension rod to carry out two height position adjustment modes of rough and fine, and solves the problems of the existing reaming device for orthopedic medical treatment.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a reaming device for orthopedic medical treatment, which comprises a support column, a limiting assembly, an upper frame, a reaming mechanism and a drilling assembly, wherein the side wall of the bottom of the support column is connected with a bottom plate through a column sleeve, the side wall of the top end of the support column is connected with the upper frame through the column sleeve, the limiting assembly is embedded in the bottom plate, a first servo motor and a second servo motor are installed on the outer wall of the upper frame, the first servo motor is connected with a driving screw rod through a matching screw rod, the driving screw rod is connected with the second servo motor, a hoisting plate is installed on the driving screw rod, the reaming mechanism is installed on the side wall of the bottom of the hoisting plate, the drilling assembly is installed in the center of the side wall of the bottom of the reaming mechanism, and a camera is arranged beside the drilling assembly;

a threaded rod in the limiting assembly is inserted into the bottom plate in a penetrating mode, a rod handle is arranged on the outer wall of one end of the threaded rod in a riveting mode, and the side wall of the other end of the threaded rod is connected with the inner arc sheet through a bearing;

the hoisting plate is connected with the hydraulic telescopic rod through a plate frame, and the side wall of the bottom of the hydraulic telescopic rod is connected with the connecting frame through a telescopic rod sleeve;

a positioning assembly is arranged in the upper side wall of a hole expanding disc in the hole expanding mechanism, a central sliding column penetrates through the center of the hole expanding disc, and a fixed sleeve is sleeved on the bottom side wall of the central sliding column;

a drilling motor in the drilling assembly is connected with an extension shaft through a coupler, and a drilling head is installed on the side wall at the tail end of the extension shaft; specifically, the drilling head becomes the setting of conical type structure, and the extension axle is electric drive's telescopic link formula structure, and then can drive the drilling head through the extension axle and carry out the position control of height, the adjustment of the cooperation of being more convenient for carrying out drilling depth.

Furthermore, a frame groove is formed in the upper frame, side grooves are formed in the outer side of the frame groove and the outer wall of the upper frame, a matching screw rod is installed in the frame groove and is connected with a driving screw rod through a driving block, and the driving screw rod extends out of the side grooves to be connected with a second servo motor; specifically, the driving screw rod and the matching screw rod are arranged in a mutually perpendicular structure, the number of the matching screw rods is two, and the two matching screw rods are arranged in a clearance fit manner.

Furthermore, the hydraulic telescopic rod is connected with the driving screw rod through a hoisting plate, and the telescopic tail end of the hydraulic telescopic rod is fixedly connected with the peripheral side wall of a reaming disc in the reaming mechanism through a connecting frame; specifically, the hydraulic telescopic rod is arranged on a longitudinal center axis of the reaming disc, the connecting frame at the bottom of the hydraulic telescopic rod is arranged in a cross structure, and the bottom side wall of the connecting frame is fixedly connected with the quadrant point of the outer side wall of the reaming disc through a bolt.

Furthermore, a central sliding groove is formed in a transverse central axis of the reaming disc, a side sliding groove is formed in the side of the central sliding groove, and the rear side of the central sliding groove and the upper side wall of the reaming disc are connected with a micro telescopic rod in the positioning assembly through a rack; specifically, the miniature telescopic rod is arranged on a central axis of the central sliding groove, the number of the side sliding grooves is two, the two side sliding grooves are symmetrically arranged in the front and back direction of the central sliding groove, and the side sliding grooves are arranged in a T-shaped structure.

Furthermore, a miniature telescopic rod in the positioning assembly is connected with the rear side wall of the clamping plate through a connecting rod, the clamping plate is clamped at the center of the upper side wall of the central sliding column, and the bottom side wall of the clamping plate is connected with the side sliding groove in a matched mode through a side sliding plate; specifically, the connecting rod becomes the setting of U type structure, and the both ends of connecting rod alternate at the both ends of the rear side wall of joint board, and the bottom lateral wall of joint board sets up with the last side wall clearance fit of reaming dish, and the length of joint board is greater than the interval size setting between two side spouts.

Furthermore, the side of the central sliding column and the bottom side wall of the reaming disc are fixedly connected with a camera frame at the top end of the camera through bolts, and the camera frame is fixedly connected with support legs of the camera through bolts; specifically, the camera and the camera frame thereon are arranged as an inclining mechanism, the camera of the camera is arranged towards the tail end of the drilling head, so that the drilling position can be adjusted conveniently, and meanwhile, the drilling process can be shot conveniently.

Further, drilling motor among the drilling subassembly passes through bolt and fixed cover fixed connection, drilling motor's pivot is connected with the drilling head through extending the axle, the axis of extension axle and drilling motor's axis and the axis coincidence setting of center traveller.

The invention has the following beneficial effects:

1. the invention has the advantages that by arranging the central sliding chute, the side sliding chutes and the positioning component, when in use, the positioning component is arranged on the side sliding chutes, and the positioning component is connected with the central sliding column in the central sliding chute, so that the central sliding column can be driven by the positioning component, and the positioning component is connected with the side sliding chutes in a sliding way through the side sliding plates, so that the size of a gap between the sliding chutes and the sliding plates is effectively reduced, the vibration generated when the positioning component works can be reduced, the positioning component is not directly connected with the central sliding column at the shaft end, the vibration transmission is avoided from influencing the drilling and reaming work, the problem that the electric push rod on the inner reaming bone drilling device is directly embedded in the sliding chute is solved, and the electric push rod is composed of two cylindrical rods with different diameters, if the embedding and containing effects are realized, namely, the maximum diameter of the electric push rod is the same as the width of the sliding chutes, that is, the diameter of the pushing end of the electric push rod is smaller than the width of the sliding groove, and then when the electric push rod works, the pushing end of the electric push rod can generate certain displacement and vibration along with the rotation of the rotating motor.

2. The invention is provided with the servo motor, the matching screw rod and the driving screw rod, when in use, the first servo motor can drive the matching screw rod to work, so as to drive the driving screw rod to adjust the longitudinal position by matching with the screw rod, and the second servo motor can drive the driving screw rod to work, further, the transverse position of a hoisting plate, namely a drilling and reaming component on the driving screw rod is adjusted, and the drilling position before drilling can be effectively adjusted by matching with a camera, so that the internal reaming bone drilling device is realized, the whole device is carried by adopting a base and a supporting rod, further, when the preparation work before the reaming and bone drilling work is carried out, the medical staff is required to manually carry out the calibration and the aiming and aligning work of the drilling position, and the manual operation has certain difference, and the difference has a large influence on reaming and drilling, so that the position is easy to shift and the reaming failure is caused.

3. According to the internal reaming bone drilling device, the hydraulic telescopic rod and the extension rod are arranged, when the internal reaming bone drilling device is used, the hydraulic telescopic rod is used for roughly adjusting the height position, the extension shaft is used for finely adjusting the height position, the two height position adjustments are carried out in a mutually matched mode, the time required by the position adjustment can be effectively shortened, the influence on the drilling and reaming progress is avoided, the problem that when the internal reaming bone drilling device is used, only one drilling rod is used for carrying a bone drilling motor, namely, the drilling depth can be adjusted only by adopting drilling, and further before the bone drilling work, the height adjustment of the drilling rod is fine due to the fact that the drilling motor has a certain distance from the skin of a human body, the traveling speed is very slow, and the bone drilling work is influenced is carried out is solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a reaming device for orthopedic medical treatment in this embodiment;

FIG. 2 is a schematic structural view of a spacing assembly of the present invention;

FIG. 3 is a schematic view of the racking configuration of the present invention;

FIG. 4 is a schematic diagram of a hoisting plate structure according to the present invention;

FIG. 5 is a first diagram of a reamer mechanism of the present invention;

fig. 6 is a diagram of a reamer mechanism according to the present invention;

FIG. 7 is a schematic view of a camera according to the present invention;

fig. 8 is a schematic view of the drilling assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a support pillar; 2. a column sleeve; 3. a base plate; 4. a limiting component; 401. a threaded rod; 402. a lever handle; 403. an inner arc sheet; 5. putting on a shelf; 501. a rack groove; 502. a side groove; 6. a first servo motor; 601. matching with a screw rod; 602. a drive block; 7. a second servo motor; 8. driving the screw rod; 9. hoisting the plate; 901. a plate frame; 902. a hydraulic telescopic rod; 903. a telescopic rod sleeve; 904. a linking frame; 10. a hole expanding mechanism; 1001. a hole expanding disc; 10011. a central chute; 10012. a side chute; 1002. a positioning component; 10021. a miniature telescopic rod; 10022. a connecting rod; 10023. a clamping and connecting plate; 10024. a side slide plate; 1003. a central strut; 1004. fixing a sleeve; 11. a camera; 1101. a camera frame; 12. a drilling assembly; 1201. a drilling motor; 1202. a coupling; 1203. an extension shaft; 1204. and (4) drilling a hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, 5 and 7, the invention relates to a reaming device for orthopedic medical treatment, which comprises a bottom side wall of a support column 1 connected with a bottom plate 3 through a column sleeve 2, a top side wall of the support column 1 connected with an upper frame 5 through the column sleeve 2, a limiting component 4 embedded in the bottom plate 3, a first servo motor 6 and a second servo motor 7 mounted on the outer wall of the upper frame 5, the first servo motor 6 connected with a driving screw rod 8 through a matching screw rod 601, the driving screw rod 8 connected with the second servo motor 7, a hoisting plate 9 mounted on the driving screw rod 8, a reaming mechanism 10 mounted on the bottom side wall of the hoisting plate 9, a drilling component 12 mounted at the center of the bottom side wall of the reaming mechanism 10, and a camera 11 mounted beside the drilling component 12;

a threaded rod 401 in the limiting component 4 is inserted into the bottom plate 3, a rod handle 402 is riveted on the outer wall of one end of the threaded rod 401, and the side wall of the other end of the threaded rod 401 is connected with an inner arc piece 403 through a bearing;

the hoisting plate 9 is connected with a hydraulic telescopic rod 902 through a plate frame 901, and the side wall of the bottom of the hydraulic telescopic rod 902 is connected with a connecting frame 904 through a telescopic rod sleeve 903;

a positioning component 1002 is installed in the upper side wall of a reaming disc 1001 in the reaming mechanism 10, a central sliding column 1003 penetrates through the center of the reaming disc 1001, and a fixed sleeve 1004 is sleeved on the side wall of the bottom of the central sliding column 1003;

the foresight of the drilling motor 1201 in the drilling assembly 12 is connected with an extension shaft 1203 through a coupling 1202, and a drilling head 1204 is installed on the side wall of the end of the extension shaft 1203.

Referring to fig. 1 and 3, a rack groove 501 is formed in the upper rack 5, a side groove 502 is formed on the outer side of the rack groove 501 and the outer wall of the upper rack 5, a matching screw rod 601 is installed in the rack groove 501, the matching screw rod 601 is connected with a driving screw rod 8 through a driving block 602, and the driving screw rod 8 extends out of the side groove 502 to be connected with a second servo motor 7; specifically, the driving screw 8 and the matching screw 601 are arranged in a mutually perpendicular structure, and the number of the matching screws 601 is two, and the two matching screws 601 are arranged in a clearance fit manner.

Referring to fig. 1 and 4, the hydraulic telescopic rod 902 is connected to the driving screw 8 through the hoisting plate 9, and the telescopic end of the hydraulic telescopic rod 902 is fixedly connected to the peripheral sidewall of the reaming disc 1001 in the reaming mechanism 10 through the engaging frame 904.

Referring to fig. 1-2, a hydraulic telescopic rod 902 is connected to a driving screw 8 through a hoisting plate 9, and a telescopic end of the hydraulic telescopic rod 902 is fixedly connected to a peripheral sidewall of a reaming disc 1001 in a reaming mechanism 10 through a connecting frame 904; specifically, hydraulic telescoping rod 902 is disposed on the longitudinal central axis of reaming disk 1001, and linking frame 904 at the bottom of hydraulic telescoping rod 902 is disposed in a cross-shaped structure, and the bottom side wall of linking frame 904 is fixedly connected to the quadrant point of the outer side wall of reaming disk 1001 through a bolt.

Referring to fig. 5-6, a central sliding slot 10011 is formed on a transverse central axis of the hole expanding disc 1001, a side sliding slot 10012 is formed beside the central sliding slot 10011, and a rear side of the central sliding slot 10011 and an upper side wall of the hole expanding disc 1001 are connected to a micro telescopic rod 10021 in the positioning assembly 1002 through a frame; specifically, the miniature telescopic links 10021 are arranged on the central axis of the central chute 10011, and the number of the side chutes 10012 is two, the two side chutes 10012 are symmetrically arranged in front and back with respect to the central chute 10011, the side chutes 10012 are arranged in a T-shaped structure, the miniature telescopic links 10021 in the positioning assembly 1002 are connected with the rear side wall of the clamping plate 10023 through the connecting rod 10022, the clamping plate 10023 is clamped at the center of the upper side wall of the central sliding column 1003, and the bottom side wall of the clamping plate 10023 is connected with the side chutes 10012 through the side sliding plates 10024 in a matching manner; specifically, the connecting rod 10022 is arranged in a U-shaped structure, two ends of the connecting rod 10022 are inserted into two ends of the rear side wall of the clamping plate 10023, the bottom side wall of the clamping plate 10023 is in clearance fit with the upper side wall of the hole expansion disc 1001, and the length of the clamping plate 10023 is greater than the distance between the two side grooves 1012; when using, miniature electric telescopic handle 10021 can drive joint board 10023 through connecting rod 10022 and carry out fore-and-aft slip, and joint board 10023 avoids taking place the phenomenon that the position breaks away from or squints under the restriction of side slide board 10024 and sideslip groove 10012 again, and joint board 10023 is because of the card on central traveller 1003, consequently central traveller 1003 can carry out the displacement in central spout 10011, then, the camera 11 and the drilling subassembly 12 of the bottom of central traveller 1003 also can carry out the position thereupon, when drilling subassembly 12 and central traveller 1003 simultaneous working promptly, can carry out the reaming to the bone hole inner wall that has drilled.

Referring to fig. 7-8, the side of the central sliding column 1003 and the bottom side wall of the reaming plate 1001 are fixedly connected with a camera frame 1101 at the top end of the camera 11 through bolts, and the camera frame 1101 is fixedly connected with the supporting legs of the camera 11 through bolts; specifically, the camera 11 and the camera frame 1101 thereon are arranged in an inclined mechanism, the camera of the camera 11 is arranged towards the tail end of the drilling head 1204, so that the adjustment of the drilling position is more convenient, and the shooting of the drilling process is also convenient, the drilling motor 1201 in the drilling assembly 12 is fixedly connected with the fixing sleeve 1004 through a bolt, the rotating shaft of the drilling motor 1201 is connected with the drilling head 1204 through an extension shaft 1203, and the central axis of the extension shaft 1203 is superposed with the central axis of the drilling motor 1201 and the central axis of the central sliding column 1003; specifically, the drilling head 1204 is arranged in a conical structure, the extension shaft 1203 is in an electric-driven telescopic rod type structure, and the extension shaft 1203 can drive the drilling head 1204 to adjust the height position, so that the drilling depth can be adjusted conveniently; when the drilling machine is used, the drilling motor 1201 can drive the drilling head 1204 to rotate through the extension shaft 1203, so that the drilling effect is achieved, and the extension shaft 1203 can drive the drilling head 1204 at the tail end to perform fine adjustment on the height position.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.