CN209695346U - A kind of orthopaedics reduction lock - Google Patents
A kind of orthopaedics reduction lock Download PDFInfo
- Publication number
- CN209695346U CN209695346U CN201920080605.4U CN201920080605U CN209695346U CN 209695346 U CN209695346 U CN 209695346U CN 201920080605 U CN201920080605 U CN 201920080605U CN 209695346 U CN209695346 U CN 209695346U
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- cavity
- screw rod
- axis
- wall
- gear
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Abstract
The utility model discloses a kind of orthopaedics reduction locks, including lock ontology, the bottom of the lock ontology is connected with first axis, the lower section of lock ontology is equipped with fixed frame, the top of fixed frame is equipped with second axis, the first cavity is offered on second axis, the bottom of first axis is fixedly installed with screw rod, the bottom end of screw rod extends in the first cavity, locating rod there are two being fixedly mounted in the bottom interior wall of first cavity, the top of locating rod is fixedly installed with limited block, screw rod is located between two locating rods, the two sides of screw rod are fixedly installed with the sliding block in the first cavity, sliding block is slidably located in corresponding locating rod, the bottom end of the screw rod offers the first slot.The utility model is designed reasonably, it is easy to operate, it is adjusted convenient for the total height to lock ontology, and then the position that can be fractured to patient's different height is fixed, and meets the use demand of personnel.
Description
Technical field
The utility model relates to lock technical field more particularly to a kind of orthopaedics reduction locks.
Background technique
Orthopaedics reduction lock is the required pinning device used, existing orthopaedics reduction pinning in orthopaedics reduction
Device, cooperation external fixator for orthopedics dep etc. external fixation used for orthopedics tool use, and mainly include reduction bone nail and reduction pinning mechanism, described
The front end of reduction bone nail is equipped with the screw thread for screwing in bone, and end is equipped with cutting edge, and rear end is equipped with screw rod, spiro rod rear end
Equipped with handle, reduction pinning mechanism mainly includes bone nail set, flute profile fixture block, spacer, pinning screw, pinning nut, washer, spiral shell
Female, silk axis, operation consent are fixed on external fixation used for orthopedics tool, in operation first by a kind of orthopaedics reduction pinning device by silk axis
Reduction bone nail screw-in fracture end bone is rotated the bone nail set, passed through after external fixator for orthopedics dep pulls open fracture end
Reduction bone nail directly adjusts fracture end contraposition, but its total height is not easy to adjust, and is not easy to be adjusted according to actual needs,
The position of different patients with fractures is different, since the height of external fixation used for orthopedics tool is certain, position higher for fracture
It is not easy to fix, is not able to satisfy the use demand of personnel, therefore we have proposed a kind of orthopaedics reduction locks for solving
State problem.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of orthopaedics reduction lock proposed
Determine device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of orthopaedics reduction lock, including lock ontology, the bottom of the lock ontology are connected with first axis,
The lower section of lock ontology is equipped with fixed frame, and the top of fixed frame is equipped with second axis, offers first on second axis
Cavity, the bottom of first axis are fixedly installed with screw rod, and the bottom end of screw rod extends in the first cavity, in the bottom of the first cavity
It being fixedly mounted on wall there are two locating rod, the top of locating rod is fixedly installed with limited block, and screw rod is located between two locating rods,
The two sides of screw rod are fixedly installed with the sliding block in the first cavity, and sliding block is slidably located in corresponding locating rod, described
The bottom end of screw rod offers the first slot, is fixedly connected between the top inner wall of the first slot and the bottom interior wall of the first cavity multiple
Spring offers annular groove on the side wall of first cavity, first gear, spiral shell on the screw rod is rotatably equipped in annular groove
Line is arranged with circular block, and first gear fixation is set on circular block, and the second cavity is offered on second axis, and second is empty
Pin shaft is rotatably equipped in the top inner wall of chamber, fixing sleeve is equipped with second gear on pin shaft, and the side of second gear extends to ring
It is meshed in shape slot and with first gear, fixing sleeve is equipped with knob on the pin shaft, and the side of knob extends to second axis
Outside.
Preferably, threaded hole is offered at the top of the circular block, and threaded hole is connect with screw flight.
Preferably, second cavity is far from offering first through hole, the side wall of first through hole on the side inner wall of screw rod
With the outside movable contact of knob.
Preferably, second cavity offers arc groove, the side wall of arc groove and rotation on the side inner wall of screw rod
The outside movable contact of button.
Preferably, the second through-hole is offered in the top inner wall of first cavity, the side wall of the second through-hole and screw rod
Outside does not contact.
Preferably, square hole is offered at the top of the sliding block, square hole is slidably connected with corresponding locating rod.
Preferably, circular ring shape sliding slot is offered in the top inner wall of the annular groove, the top of first gear is fixedly mounted
There is ring-shaped sliding rail, and ring-shaped sliding rail is slidably connected with circular ring shape sliding slot.
Compared with prior art, the beneficial effects of the utility model are:
Pass through lock ontology, first axis, second axis, the first cavity, screw rod, locating rod, sliding block, the first slot, bullet
Spring, circular block, annular groove, first gear, the second cavity, pin shaft, knob are matched with second gear, rotate forward knob, rotation
Button drives second gear rotation by pin shaft, and second gear drives circular block to rotate by first gear, in the effect of threaded hole
Under, circular block rotation drives the upward position of screw rod mobile and stretches to spring, and screw rod drives lock by first axis
The upward position of ontology is mobile, and the height of lock ontology changes at this time, so that carrying out convenient for the height to lock ontology
It adjusts.
The utility model is designed reasonably, it is easy to operate, it is adjusted convenient for the total height to lock ontology, and then can be with
The position of patient's different height fracture is fixed, the use demand of personnel is met.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of orthopaedics reduction lock structural schematic diagram；
Fig. 2 is the schematic cross-sectional view of part A in Fig. 1；
Fig. 3 is the schematic cross-sectional view of part B in Fig. 2.
In figure: 1 lock ontology, 2 first axis, 3 second axis, 4 first cavitys, 5 screw rods, 6 locating rods, 7 sliding blocks, 8
First slot, 9 springs, 10 circular blocks, 11 annular grooves, 12 first gears, 13 second cavitys, 14 pin shafts, 15 knobs, 16 second teeth
Wheel.
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.
Referring to Fig.1-3, a kind of orthopaedics reduction lock, including lock ontology 1, the bottom of lock ontology 1 are connected with
First axis 2, the lower section of lock ontology 1 are equipped with fixed frame, and the top of fixed frame is equipped with second axis 3, opens on second axis 3
Equipped with the first cavity 4, the bottom of first axis 2 is fixedly installed with screw rod 5, and the bottom end of screw rod 5 extends in the first cavity 4, the
Locating rod 6 there are two being fixedly mounted in the bottom interior wall of one cavity 4, the top of locating rod 6 is fixedly installed with limited block, screw rod 5
Between two locating rods 6, the two sides of screw rod 5 are fixedly installed with the sliding block 7 in the first cavity 4,7 sliding sleeve of sliding block
It is located in corresponding locating rod 6, the bottom end of screw rod 5 offers the first slot 8, the bottom of the top inner wall of the first slot 8 and the first cavity 4
It is fixedly connected with multiple springs 9 between portion's inner wall, annular groove 11, rotation in annular groove 11 are offered on the side wall of the first cavity 4
First gear 12 is installed, thread bush is equipped with circular block 10 on screw rod 5, and the fixation of first gear 12 is set on circular block 10, the
The second cavity 13 is offered on two axis 3, and pin shaft 14 is rotatably equipped in the top inner wall of the second cavity 13, is fixed on pin shaft 14
It is arranged with second gear 16, the side of second gear 16 extends in annular groove 11 and is meshed with first gear 12, pin shaft 14
Upper fixing sleeve is equipped with knob 15, and the side of knob 15 extends to outside second axis 3, by 1, first axis 2 of lock ontology,
Second axis 3, the first cavity 4, screw rod 5, locating rod 6, sliding block 7, the first slot 8, spring 9, circular block 10, annular groove 11, first
Gear 12, the second cavity 13, pin shaft 14, knob 15 are matched with second gear 16, rotate forward knob 15, and knob 15 passes through pin
Axis 14 drives second gear 16 to rotate, and second gear 16 drives circular block 10 to rotate by first gear 12, in the work of threaded hole
Under, the rotation of circular block 10 drives the upward position of screw rod 5 mobile and stretches to spring 9, and screw rod 5 passes through first 2 band of axis
The dynamic upward position of lock ontology 1 is mobile, and the height of lock ontology 1 changes at this time, so that convenient for lock ontology 1
Height be adjusted, the utility model is designed reasonably is easy to operate, be adjusted convenient for the total height to lock ontology 1,
And then the position that can be fractured to patient's different height is fixed, and meets the use demand of personnel.
In the utility model, the top of circular block 10 offers threaded hole, and threaded hole is threadedly coupled with screw rod 5, and second
Cavity 13 connects far from first through hole, the side wall of first through hole is offered on the side inner wall of screw rod 5 with the outside activity of knob 15
Touching, the second cavity 13 offer arc groove, the outside activity of the side wall and knob 15 of arc groove on the side inner wall of screw rod 5
It contacts, offers the second through-hole in the top inner wall of the first cavity 4, the side wall of the second through-hole is not contacted with the outside of screw rod 5, sliding
The top of block 7 offers square hole, and square hole is slidably connected with corresponding locating rod 6, offers circle in the top inner wall of annular groove 11
Annular groove, the top of first gear 12 is fixedly installed with ring-shaped sliding rail, and ring-shaped sliding rail and the sliding of circular ring shape sliding slot connect
Connect, by 2, second, the axis of lock ontology 1, first axis 3, the first cavity 4, screw rod 5, locating rod 6, sliding block 7, the first slot 8,
Spring 9, circular block 10, annular groove 11, first gear 12, the second cavity 13, pin shaft 14, knob 15 and second gear 16 match
It closes, rotates forward knob 15, knob 15 drives second gear 16 to rotate by pin shaft 14, and second gear 16 passes through first gear 12
Circular block 10 is driven to rotate, under the action of threaded hole, the rotation of circular block 10 drives the upward position of screw rod 5 mobile and to spring 9
It is stretched, screw rod 5 drives the upward position of lock ontology 1 mobile by first axis 2, at this time the height of lock ontology 1
It changes, so that the utility model is designed reasonably is easy to operate, is convenient for convenient for the height of lock ontology 1 is adjusted
The total height of lock ontology 1 is adjusted, and then the position that can be fractured to patient's different height is fixed, and meets
The use demand of personnel.
Working principle: in use, when to the height adjustment of lock ontology 1, knob 15 is rotated forward, knob 15 drives pin
Axis 14 rotates in the second cavity 13, and pin shaft 14 drives second gear 16 to rotate, due to second gear 16 and 12 phase of first gear
Engagement, second gear 16 drive first gear 12 to rotate in annular groove 11, and first gear 12 drives circular block 10 to rotate, in spiral shell
Under the action of pit, the rotation of circular block 10 drives the upward position of screw rod 5 mobile, and screw rod 5 is with movable slider 7 in corresponding locating rod 6
Upper sliding, while screw rod 5 stretches spring 9 by the first slot 8, screw rod 5 drives first upward position of axis 2 mobile, the
A thread axis 2 drives the upward position of lock ontology 1 mobile, and the height of lock ontology 1 changes at this time, so that convenient for lock
The height for determining device ontology 1 is adjusted, and then the position that can be fractured to patient's different height is fixed.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. the bottom of a kind of orthopaedics reduction lock, including lock ontology (1), the lock ontology (1) is connected with first
Silk axis (2), the lower section of lock ontology (1) are equipped with fixed frame, and the top of fixed frame is equipped with second axis (3), which is characterized in that
It is offered the first cavity (4) on second axis (3), the bottom of first axis (2) is fixedly installed with screw rod (5), screw rod (5)
Bottom end extend in the first cavity (4), be fixedly mounted that there are two locating rod (6), positioning in the bottom interior wall of the first cavity (4)
The top of bar (6) is fixedly installed with limited block, and screw rod (5) is located between two locating rods (6), and the two sides of screw rod (5) are fixed
The sliding block (7) being located in the first cavity (4) is installed, sliding block (7) is slidably located on corresponding locating rod (6), the screw rod
(5) bottom end offers the first slot (8), fixed between the top inner wall of the first slot (8) and the bottom interior wall of the first cavity (4) to connect
It is connected to multiple springs (9), is offered annular groove (11) on the side wall of first cavity (4), rotational installation in annular groove (11)
Have first gear (12), thread bush is equipped with circular block (10) on the screw rod (5), and first gear (12) fixation is set in circular block
(10) it on, offers the second cavity (13) on second axis (3), is rotatably equipped in the top inner wall of the second cavity (13)
Pin shaft (14), fixing sleeve is equipped with second gear (16) on pin shaft (14), and the side of second gear (16) extends to annular groove (11)
Interior and be meshed with first gear (12), fixing sleeve is equipped with knob (15) on the pin shaft (14), and the side of knob (15) is prolonged
Extend to second axis (3) outside.
2. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that opened at the top of the circular block (10)
Equipped with threaded hole, and threaded hole is threadedly coupled with screw rod (5).
3. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that second cavity (13) is far from spiral shell
First through hole, the side wall of first through hole and the outside movable contact of knob (15) are offered on the side inner wall of bar (5).
4. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that second cavity (13) is close to spiral shell
Arc groove, the side wall of arc groove and the outside movable contact of knob (15) are offered on the side inner wall of bar (5).
5. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that the top of first cavity (4)
The second through-hole is offered on inner wall, the side wall of the second through-hole is not contacted with the outside of screw rod (5).
6. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that opened up at the top of the sliding block (7)
There is square hole, square hole is slidably connected with corresponding locating rod (6).
7. a kind of orthopaedics reduction lock according to claim 1, which is characterized in that in the top of the annular groove (11)
Circular ring shape sliding slot is offered on wall, and ring-shaped sliding rail, and ring-shaped sliding rail and circle are fixedly installed at the top of first gear (12)
Annular groove is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080605.4U CN209695346U (en) | 2019-01-11 | 2019-01-11 | A kind of orthopaedics reduction lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080605.4U CN209695346U (en) | 2019-01-11 | 2019-01-11 | A kind of orthopaedics reduction lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209695346U true CN209695346U (en) | 2019-11-29 |
Family
ID=68639853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920080605.4U Expired - Fee Related CN209695346U (en) | 2019-01-11 | 2019-01-11 | A kind of orthopaedics reduction lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209695346U (en) |
-
2019
- 2019-01-11 CN CN201920080605.4U patent/CN209695346U/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: 20191129 Termination date: 20210111 |