CN220632164U - Brain surgery hand drill base convenient to change drill bit - Google Patents
Brain surgery hand drill base convenient to change drill bit Download PDFInfo
- Publication number
- CN220632164U CN220632164U CN202321743487.3U CN202321743487U CN220632164U CN 220632164 U CN220632164 U CN 220632164U CN 202321743487 U CN202321743487 U CN 202321743487U CN 220632164 U CN220632164 U CN 220632164U
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- China
- Prior art keywords
- drill
- cavity
- brain surgery
- drill bit
- mounting block
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- 210000004556 brain Anatomy 0.000 title claims abstract description 23
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 11
- 238000002406 microsurgery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model relates to the field of hand drill bases, in particular to a brain surgery hand drill base convenient for replacing a drill, wherein a cavity is inwards arranged on one side of a machine body, threads are arranged on the side wall inside the cavity, a first rotating shaft is rotatably arranged on one side of the cavity, a first bevel gear is sleeved on the first rotating shaft, a second bevel gear is arranged in front of the first bevel gear through a second rotating shaft, and the second bevel gear is meshed with the first bevel gear for transmission. According to the utility model, the device is operated by rotating the handle, a user can directly insert the drill bit into the mounting block, and then the mounting block is rotationally fixed into the cavity in the machine body through the threads, so that the replacement of the drill bit can be completed, the time of the user is saved, and the replacement efficiency of the drill bit is accelerated.
Description
Technical Field
The utility model relates to the technical field of hand drill bases, in particular to a brain surgery hand drill base convenient for replacing a drill.
Background
Brain surgery generally refers to neurosurgery, which is a subject that utilizes neurosurgery, mainly inspects, and comprehensively treats and comprehensively evaluates the brain. The youngest, most complex and fastest growing discipline in medicine. Previously, due to technical limitations, brain surgery of a person can be said to be a forbidden zone, however, with the development of technology, various microsurgery operations have been performed by means of advanced microsurgery equipment.
The disclosure of CN210254331U, a quick-change device for a rocker arm drill tool, has solved the objective of quick-changing the drill bit, but there are other solutions. Hand drills are a common tool in brain surgery where doctors often use multiple drills, but current hand drills often cannot be replaced conveniently. In brain surgery, time is at a premium and doctors often cannot take much time to replace the drill.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a brain surgery hand-operated drill base convenient for replacing a drill.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a hand drill bit base of brain surgery convenient to change drill bit, includes organism, installation piece and drill bit, one side of organism inwards is provided with the cavity, is provided with the screw thread on the inside lateral wall of cavity, and one side rotation of cavity is provided with first rotation axis, and the cover is established on the first rotation axis and is installed first helical gear, and the place ahead of first helical gear is provided with the second helical gear through the second rotation axis, second helical gear and first helical gear meshing transmission.
In addition, the preferred structure is, be provided with the screw thread on the inside lateral wall of organism cavity, be provided with the screw thread on the outer wall of installation piece correspondingly to the installation piece is installed in organism cavity through screw thread meshing rotation.
In addition, it is preferable that the mounting block is internally horizontally provided with a cavity, and a first groove is provided at a center of one side of the mounting block.
In addition, it is preferable that a second groove is provided at the center of the first rotation shaft side, and the second groove is attached to the first groove and has the same size.
In addition, the preferred structure is that the drill bit is inserted in the inner cavity of the mounting block, and one side of the drill bit is provided with a bulge, and the bulge is attached to the first groove and the second groove.
In addition, the preferred structure is that one side of the machine body is provided with a handle downwards, and the outer side of the handle is provided with an anti-skid sleeve.
In addition, it is preferable that one end of the second rotating shaft extends out of the machine body, a rotating disc is sleeved at the extending part of the second rotating shaft, and a rotating handle is eccentrically arranged on the rotating disc.
The beneficial effects of the utility model are as follows: through rotatory handle makes this device operate, and the user can directly insert the drill bit in the installation piece, passes through the screw thread rotation with the installation piece again and fixes to the inside cavity of organism in to this can accomplish the change to the drill bit, has saved user's time like this, has accelerated the change efficiency of drill bit.
Drawings
FIG. 1 is an external schematic view of a brain surgery hand drill base for facilitating replacement of a drill in accordance with the present utility model;
FIG. 2 is a schematic diagram of a hand drill base for brain surgery, which is provided by the utility model, and is convenient for replacing the drill;
FIG. 3 is an isometric view of a mounting block of a brain surgery hand drill base for facilitating replacement of a drill in accordance with the present utility model;
fig. 4 is an isometric view of a first rotational axis of a hand drill base for brain surgery that facilitates replacement of the drill in accordance with the present utility model.
In the figure: 1 machine body, 2 first rotating shaft, 3 mounting block, 4 drill bit, 5 screw thread, 6 first helical gear, 61 second helical gear, 7 second rotating shaft, 8 rotary disk, 9 rotary handle, 10 handle, 11 antiskid cover, 12 first groove, 13 second groove, 14 protruding.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a hand drill base for brain surgery convenient to change drill bit, including organism 1, installation piece 3 and drill bit 4, one side of organism 1 inwards is provided with the cavity, is provided with screw thread 5 on the inside lateral wall of cavity, and one side rotation of cavity is provided with first rotation axis 2, and first helical gear 6 is installed to the cover on the first rotation axis 2, and the place ahead of first helical gear 6 is provided with second helical gear 61 through second rotation axis 7, and second helical gear 61 and first helical gear 6 meshing transmission.
In addition, the user can insert the drill bit 4 in the installation piece 3, and then rotate the installation piece 3 to the inside cavity of organism 1 to this is accomplished the fixed to the drill bit 4, and the user only needs to accomplish the change to the drill bit through rotatory like this, and ten save time.
Moreover, the side wall of the cavity of the machine body 1 is provided with threads 5, the outer wall of the mounting block 3 is correspondingly provided with threads 5, and the mounting block 3 is rotatably mounted in the cavity of the machine body 1 through the engagement of the threads 5. The user can rotate the mounting block 3 into the cavity inside the machine body 1 through the screw thread 5, so as to fix the mounting block 3.
And, the inside of the mounting block 3 is horizontally provided with a cavity, and a first groove 12 is provided at the center of one side of the mounting block 3. The user can insert the drill bit 4 into the cavity inside the mounting block 3 from the side of the mounting block 3 having the first groove 12, and then rotatably mount the mounting block 3 into the cavity inside the body 1, thereby completing the fixation of the horizontal portion of the drill bit 4.
Meanwhile, a second groove 13 is formed in the center of one side of the first rotating shaft 2, and the second groove 13 is attached to the first groove 12 and is the same in size. The drill bit 4 is inserted into the cavity in the mounting block 3, and a protrusion 14 is arranged on one side of the drill bit 4, and the protrusion 14 is attached to the first groove 12 and the second groove 13. The protrusion at the rear of the drill bit 4 is mounted on the joint between the first groove 12 and the second groove 13, so that when the first rotating shaft 2 rotates, the drill bit 4 rotates along with the rotation of the first rotating shaft 2 due to the protrusion 14 on the drill bit 4 being positioned in the second groove 13 on the first rotating shaft 2.
Further, a grip 10 is provided downward on one side of the body 1, and an anti-slip cover 11 is provided outside the grip 10. The user can carry out the hand-held operation to the machine body 1 through the grip 10, and the anti-slip cover 11 can make the grip 10 not easy to be taken off.
In addition, one end of the second rotating shaft 7 extends out of the machine body 1, a rotating disc 8 is sleeved at the extending part of the second rotating shaft 7, and a rotating handle 9 is eccentrically arranged on the rotating disc 8. The user can control the rotation of the second helical gear 61 through the rotation handle 9 provided on the rotary disk 8, and rotate the first helical gear 6 through the meshing transmission between the second helical gear 61 and the first helical gear 6, thereby rotating the first rotary shaft 2.
In this embodiment, the user can insert the drill bit 4 into the installation block 3, and then rotate the installation block 3 into the cavity inside the machine body 1, so as to fix the drill bit 4, and the user can replace the drill bit only by rotating, thus saving time very.
The user can insert the drill bit 4 into the cavity inside the mounting block 3 from the side of the mounting block 3 having the first groove 12, and then rotatably mount the mounting block 3 into the cavity inside the body 1, thereby completing the fixation of the horizontal portion of the drill bit 4. The user can then fix the mounting block 3 by rotationally mounting the mounting block 3 into the cavity inside the body 1 via the screw threads 5. The protrusion 14 at the rear of the drill bit 4 is mounted at the joint of the first groove 12 and the second groove 13, so that when the first rotation shaft 2 rotates, the drill bit 4 rotates along with the rotation of the first rotation shaft 2 due to the protrusion 14 on the drill bit 4 being positioned in the second groove 13 on the first rotation shaft 2.
According to the utility model, the device is operated by rotating the handle 9, a user can directly insert the drill bit 4 into the mounting block 3, and then the mounting block 3 is rotationally fixed into the cavity in the machine body 1 through the threads 5, so that the replacement of the drill bit can be completed, the time of the user is saved, and the replacement efficiency of the drill bit is accelerated.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a hand drill bit base of brain surgery convenient to change drill bit, includes organism (1), installation piece (3) and drill bit (4), its characterized in that, one side of organism (1) inwards is provided with the cavity, is provided with screw thread (5) on the inside lateral wall of cavity, and one side rotation of cavity is provided with first rotation axis (2), and cover is established on first rotation axis (2) and is installed first helical gear (6), and the place ahead of first helical gear (6) is provided with second helical gear (61) through second rotation axis (7), and second helical gear (61) and first helical gear (6) meshing transmission.
2. The hand drill base for brain surgery, which is convenient for replacing a drill, according to claim 1, wherein threads (5) are arranged on the side wall of the inner cavity of the machine body (1), threads (5) are correspondingly arranged on the outer wall of the mounting block (3), and the mounting block (3) is rotatably mounted in the inner cavity of the machine body (1) through the engagement of the threads (5).
3. A brain surgery hand drill base for facilitating the replacement of a drill according to claim 2, characterized in that the inside of the mounting block (3) is horizontally provided with a cavity and the center of one side of the mounting block (3) is provided with a first recess (12).
4. The hand drill base for brain surgery, which is convenient for replacing the drill, according to claim 1, characterized in that a second groove (13) is arranged at the center of one side of the first rotating shaft (2), and the second groove (13) is attached to the first groove (12) and has the same size.
5. The hand drill base for brain surgery, which is convenient for replacing the drill, according to claim 4, wherein the drill (4) is inserted into the internal cavity of the mounting block (3), and a protrusion (14) is arranged on one side of the drill (4), and the protrusion (14) is attached to the first groove (12) and the second groove (13).
6. The hand drill base for brain surgery, which is convenient for replacing the drill, according to claim 4, characterized in that a grip (10) is arranged downwards at one side of the machine body (1), and an anti-slip cover (11) is arranged at the outer side of the grip (10).
7. The hand drill base for brain surgery, which is convenient for replacing the drill, according to claim 4, characterized in that one end of the second rotating shaft (7) extends out of the machine body (1), and the extending part of the second rotating shaft (7) is sleeved with a rotating disc (8), and a rotating handle (9) is eccentrically arranged on the rotating disc (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743487.3U CN220632164U (en) | 2023-07-05 | 2023-07-05 | Brain surgery hand drill base convenient to change drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743487.3U CN220632164U (en) | 2023-07-05 | 2023-07-05 | Brain surgery hand drill base convenient to change drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220632164U true CN220632164U (en) | 2024-03-22 |
Family
ID=90289573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321743487.3U Active CN220632164U (en) | 2023-07-05 | 2023-07-05 | Brain surgery hand drill base convenient to change drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220632164U (en) |
-
2023
- 2023-07-05 CN CN202321743487.3U patent/CN220632164U/en active Active
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| GR01 | Patent grant |