CN209347142U - A kind of hand bone drill - Google Patents
A kind of hand bone drill Download PDFInfo
- Publication number
- CN209347142U CN209347142U CN201821120847.3U CN201821120847U CN209347142U CN 209347142 U CN209347142 U CN 209347142U CN 201821120847 U CN201821120847 U CN 201821120847U CN 209347142 U CN209347142 U CN 209347142U
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- CN
- China
- Prior art keywords
- gear
- shell
- hand bone
- bone drill
- trigger
- 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
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Abstract
The utility model discloses a kind of hand bone drills, including boring shell and handle, the lower part for boring shell is provided with handle, support rod is laterally fixed with by connection sheet on the right side for boring shell, the utility model is provided with trigger on existing hand bone drill, driving device and fixed device, first the fixinig plate connected by support rod is tightly attached on sufferer body, fixinig plate can play certain fixed function, the position for needing to drill is determined by location hole again, button puts trigger repeatedly again, drive rack in trigger moves back and forth, to drive the sliding tooth wheel rotation bored in shell, right rear drive gear drives transmission gear to rotate again, transmission gear drives driven gear rotation by connecting shaft again, then driven gear band dynamic bevel gear rotates, and then drive the rotation of drill bit, realize one-hand operation, purpose easy to control, together When with certain fixation and locating effect, to improve the precision of drilling, mitigate the pain of patient.
Description
Technical field
The utility model belongs to medical instrument correlative technology field, and in particular to a kind of hand bone drill.
Background technique
In medical operating, bone drill is a kind of common medical instrument, in the drilling to operative site, in order into
Row operation, currently, what is used has electric bone drill, and hand bone drill and bradawl bore three kinds in clinical operation.
Existing technology has the following problems: existing hand bone drill usually requires two hand manipulations, in surgical procedure
Middle operation is extremely inconvenient, and existing hand bone drill does not fix device, be easy to appear when being drilled deviation or its
He is unexpected, increases patient suffering.
Utility model content
The purpose of this utility model is to provide a kind of hand bone drills, to solve operation mentioned above in the background art
The problem of inconvenient and no fixed device.
To achieve the above object, the utility model provides the following technical solutions: a kind of hand bone drill, including bores shell and handle
Hand, the lower part for boring shell are provided with handle, pass through connection sheet on the right side for boring shell and be laterally fixed with support rod, the branch
The end of strut is connected with fixinig plate, and the middle position of the fixinig plate is provided with location hole, the right side setting of the handle
There is trigger, left side is provided with drive rack in the trigger, and the lower end of the drive rack is provided with glidepath, the sliding tooth
The outer end of item is fixedly connected with trigger, and the inner end of drive rack is connected by reset spring with fixed block, the trigger
Upper end is provided with sliding rail, and the upper sliding rail is fixed in set casing, is provided with driving gear, the sliding tooth in the brill shell
Wheel is meshed with drive rack, and transmission gear, the transmission gear and driving gear phase are provided with above the driving gear
It engages, driven gear, the transmission gear and driven gear is provided on the left of the transmission gear and passes through the fixed company of connecting shaft
It connects, bevel gear is provided on the right side of the driven gear, the bevel gear is meshed with driven gear, the right side of the bevel gear
It is connected with auger spindle, the brill the tip of the axis is provided with link block, and the link block is provided with connector.
Preferably, the location hole and connector be in the same horizontal line.
Preferably, the auger spindle is made of thread spindle and screw telescopic pipe.
Preferably, the screw thread the tip of the axis is provided with limiting card.
Preferably, the support rod is provided with two altogether.
Preferably, the connecting shaft and brill shell are by boring the bearing rotation connection on shell.
Preferably, the upper sliding rail and glidepath size length are all the same.
Preferably, the reset spring has good elasticity.
Compared with prior art, the utility model provides a kind of hand bone drill, has following the utility model has the advantages that this is practical
It is novel that trigger, driving device and fixed device are provided on existing hand bone drill, it drills in the bone to patient
When, first the fixinig plate connected by support rod is tightly attached on sufferer body, fixinig plate can play certain fixed function, then
The position for needing to drill is determined by location hole, then holds handle, then button puts trigger repeatedly, and the drive rack in trigger is reciprocal
Mobile, to drive the sliding tooth wheel rotation bored in shell, right rear drive gear drives transmission gear to rotate again, and transmission gear leads to again
It crosses connecting shaft and drives driven gear rotation, then driven gear band dynamic bevel gear rotates, and then drives the rotation of auger spindle and drill bit,
One-hand operation, purpose easy to control are realized, while there is certain fixation and locating effect, to improve the essence of drilling
Accuracy mitigates the pain of patient.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention, in the accompanying drawings:
Fig. 1 be the utility model proposes a kind of hand bone drill overall structure diagram；
Fig. 2 be the utility model proposes handle profile structural schematic diagram；
Fig. 3 be the utility model proposes auger spindle structural schematic diagram；
Fig. 4 be the utility model proposes screw shaft structure schematic diagram；
In figure: 1, trigger；2, set casing；3, auger spindle；4, link block；5, connector；6, location hole；7, fixinig plate；8, it props up
Strut；9, connection sheet；10, shell is bored；11, handle；12, glidepath；13, drive rack；14, upper sliding rail；15, bevel gear；16, from
Moving gear；17, connecting shaft；18, transmission gear；19, gear is driven；20, reset spring；21, fixed block；22, screw telescopic pipe；
23, thread spindle；24, limiting card.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of hand bone drill, including bore shell 10 and handle
Hand 11, it is characterised in that: the lower part for boring shell 10 is provided with handle 11, bores and is laterally fixed on the right side of shell 10 by connection sheet 9
Support rod 8, the end of support rod 8 are connected with fixinig plate 7, and the middle position of fixinig plate 7 is provided with location hole 6, handle 11
Right side is provided with trigger 1, and left side is provided with drive rack 13 in trigger 1, and the lower end of drive rack 13 is provided with glidepath 12, drives
The outer end of carry-over bar 13 is fixedly connected with trigger 1, and the inner end of drive rack 13 is connected by reset spring 20 with fixed block 21
It connects, the upper end of trigger 1 is provided with sliding rail 14, and upper sliding rail 14 is fixed in set casing 2, bores in shell 10 and is provided with driving gear
19, driving gear 19 is meshed with drive rack 13, and the top of driving gear 19 is provided with transmission gear 18, transmission gear 18 and
Driving gear 19 is meshed, and the left side of transmission gear 18 is provided with driven gear 16, and transmission gear 18 and driven gear 16 pass through
Connecting shaft 17 is fixedly connected, and the right side of driven gear 16 is provided with bevel gear 15, and bevel gear 15 is meshed with driven gear 16, cone
The right side of gear 15 is connected with auger spindle 3, and the end of auger spindle 3 is provided with link block 4, and link block 4 is provided with connector 5.
Further, location hole 6 and connector 5 be in the same horizontal line, it can be ensured that drill bit can by location hole 6, so as to
It drills in normally.
Further, auger spindle 3 is made of thread spindle 23 and screw telescopic pipe 22, can use the rotation of thread spindle 23, is come
The flexible rotation of screw telescopic pipe 22 is driven, so that drill bit be driven to start to drill.
Further, the end of thread spindle 23 is provided with limiting card 24, can use limiting card 24 to limit screw telescopic pipe
22, to prevent screw telescopic pipe 22 from falling off from thread spindle 23.
Further, support rod 8 is provided with two altogether, good can fix fixinig plate 7, in order to which bone drill can be by solid
Stator 7 is firm to be fixed on the affected part of patient.
Further, connecting shaft 17 and brill shell 10, can be by bearings to connection by boring the bearing rotation connection on shell 10
Axis 17 carries out good fixation, thus fix either ratio gear 18 and driven gear 16.
Further, upper sliding rail 14 and 12 size length of glidepath are all the same, can enable trigger 1 under grip freely into
Row sliding, so that drive rack 13 be enable to move back and forth.
Further, reset spring 20 has good elasticity, it can be ensured that trigger 1 can be with Rapid reset, consequently facilitating making
With raising working efficiency.
The working principle and process for using of the utility model: after the utility model installs, by hand bone drill from depositing
It is taken out in the warehouse of storage, and after the cleaning treatment that carries out disinfection, drill bit to be used will be needed to install by connector 5 and link block 4
On auger spindle 3, when the affected part to patient drills, it first will pass through the fixinig plate 7 that support rod 8 connects on bone drill and be tightly attached to disease
Suffer from body, certain fixed function can be played, then the position for needing to drill is determined by location hole 6, then hold handle
11, then button puts trigger 1 repeatedly, the reset spring 20 being arranged by 1 inner end of trigger can make the drive rack 13 in trigger 1 past
Multiple mobile, so that the driving gear 19 bored in shell 10 be driven to rotate, right rear drive gear 19 drives transmission gear 18 to rotate again, becomes
Fast gear 18 drives driven gear 16 to rotate by connecting shaft 17 again, and then driven gear 16 is rotated with dynamic bevel gear 15, in turn
The rotation for driving auger spindle 3 and drill bit, realizes one-hand operation, purpose easy to control, while having certain fixation and determining
Position effect, to improve the precision of drilling.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of hand bone drill, including bore shell (10) and handle (11), it is characterised in that: the lower part setting for boring shell (10)
Have handle (11), is laterally fixed with support rod (8) on the right side for boring shell (10) by connection sheet (9), the support rod (8)
End be connected with fixinig plate (7), the middle position of the fixinig plate (7) is provided with location hole (6), the handle (11)
Right side is provided with trigger (1), and left side is provided with drive rack (13) in the trigger (1), the lower end of the drive rack (13)
It is provided with glidepath (12), the outer end of the drive rack (13) is fixedly connected with trigger (1), and the inner end of drive rack (13)
It is connected by reset spring (20) with fixed block (21), the upper end of the trigger (1) is provided with sliding rail (14), the upper cunning
Rail (14) is fixed in set casing (2), and driving gear (19), the driving gear (19) and drive are provided in the brill shell (10)
Carry-over bar (13) is meshed, and is provided with transmission gear (18) above the driving gear (19), the transmission gear (18) with
Driving gear (19) is meshed, and is provided with driven gear (16) on the left of the transmission gear (18), the transmission gear (18)
It is fixedly connected with driven gear (16) by connecting shaft (17), is provided with bevel gear (15) on the right side of the driven gear (16),
The bevel gear (15) is meshed with driven gear (16), is connected with auger spindle (3), the auger spindle on the right side of the bevel gear (15)
(3) end is provided with link block (4), and the link block (4) is provided with connector (5).
2. a kind of hand bone drill according to claim 1, it is characterised in that: the location hole (6) and connector (5) exist
In same horizontal line.
3. a kind of hand bone drill according to claim 1, it is characterised in that: the auger spindle (3) is by thread spindle (23)
It is formed with screw telescopic pipe (22).
4. a kind of hand bone drill according to claim 3, it is characterised in that: the end of the thread spindle (23) is provided with
Limiting card (24).
5. a kind of hand bone drill according to claim 1, it is characterised in that: the support rod (8) is provided with two altogether.
6. a kind of hand bone drill according to claim 1, it is characterised in that: the connecting shaft (17) and brill shell (10) are logical
Cross the bearing rotation connection on brill shell (10).
7. a kind of hand bone drill according to claim 1, it is characterised in that: the upper sliding rail (14) and glidepath (12)
Size length is all the same.
8. a kind of hand bone drill according to claim 1, it is characterised in that: the reset spring (20) has good
Elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821120847.3U CN209347142U (en) | 2018-07-14 | 2018-07-14 | A kind of hand bone drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821120847.3U CN209347142U (en) | 2018-07-14 | 2018-07-14 | A kind of hand bone drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209347142U true CN209347142U (en) | 2019-09-06 |
Family
ID=67779346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821120847.3U Expired - Fee Related CN209347142U (en) | 2018-07-14 | 2018-07-14 | A kind of hand bone drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209347142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276869A (en) * | 2020-11-03 | 2021-01-29 | 铜仁学院 | Manual quartering hammer for geological exploration |
-
2018
- 2018-07-14 CN CN201821120847.3U patent/CN209347142U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276869A (en) * | 2020-11-03 | 2021-01-29 | 铜仁学院 | Manual quartering hammer for geological exploration |
| CN112276869B (en) * | 2020-11-03 | 2024-05-28 | 铜仁学院 | Manual breaking hammer for geological exploration |
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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: 20190906 Termination date: 20200714 |