CN207012274U - Femoral fracture draw-gear - Google Patents
Femoral fracture draw-gear Download PDFInfo
- Publication number
- CN207012274U CN207012274U CN201720063471.6U CN201720063471U CN207012274U CN 207012274 U CN207012274 U CN 207012274U CN 201720063471 U CN201720063471 U CN 201720063471U CN 207012274 U CN207012274 U CN 207012274U
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- China
- Prior art keywords
- crossbeam
- bottom plate
- expansion link
- montant
- base
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Abstract
The utility model discloses a kind of femoral fracture draw-gear, including hitch frame and pulley trailer system, the hitch frame includes bottom plate, the montant being fixed on bottom plate and the crossbeam being erected on montant, the montant is flexible montant, the base of bottom plate both sides is fixed on including being connected by screw and the connection expansion link in the base that stretches respectively, the top of expansion link is hinged with the both ends of crossbeam respectively described in two groups；The pulley trailer system is two groups, is arranged respectively along the montant and crossbeam of bottom plate both sides.Femoral fracture draw-gear of the present utility model is simple in construction, mostly using fast disassembly type design, without using when foldable folding and unfolding, occupy little space, it is quick and easy for installation, not only adapt to hospital clinical use, it may also be used for patient at home carry out traction recovering treatment.
Description
Technical field
The utility model belongs to medical rehabilitation instrument, and in particular to a kind of femoral fracture draw-gear.
Background technology
, it is necessary to which leg suspension is sling into carry out traction recovering after children's femoral fracture resets.Existing femoral fracture traction
Frame is complicated, heavier, and is unfavorable for folding and unfolding, as disclosed in the Chinese patent document of Application No. 201520982742.9
A kind of children's lower limb fracture tractor.Also, most traction recovering process is needed to carry out in bed, and heavy construction is led
It is inconvenient that leading-in device is set up, and can only be designed according to the sick bed structure of hospital, the health but patient can typically go home after the reset
Multiple, because bed structure is inconsistent used in family, many hitch frames are unable to be fixedly mounted well in bed, applicability
It is not strong, a kind of traction frame for hospital beds of fracture patients as disclosed in the Chinese patent document of Application No. 201420611261.2.
Utility model content
The utility model solve technical problem be：For complicated existing for existing femur fracture traction frame, peace
Fill the defects of inconvenient, there is provided a kind of femoral fracture draw-gear easy to use, applicability is wide.
The utility model adopts the following technical scheme that realization：
Femoral fracture draw-gear, including hitch frame and pulley trailer system, the hitch frame include bottom plate, are fixed on bottom
Montant and the crossbeam being erected on montant on plate, the montant is flexible montant, including is connected by screw and is fixed on bottom plate
The base of both sides and the connection expansion link in the base that stretches respectively, the top of expansion link described in two groups respectively with crossbeam two
End is be hinged；The pulley trailer system is two groups, is arranged respectively along the montant and crossbeam of bottom plate both sides.
Further, the both ends fixed setting hinged seat of the crossbeam, the inner side of the hinged seat and expansion link sets folding
Folded hinge, outside is provided with retaining mechanism；The retaining mechanism includes the locking bearing pin being rotatably installed on expansion link, the locking
Bearing pin is provided with the clamping screw together swung with locking bearing pin, and position corresponding to the hinged seat is provided with a neck, the lock
Tight bolt is swung in embedded neck, is spirally connected, will be fastened between hinged seat and expansion link by locking nut and clamping screw fastening
Connection.
Further, the crossbeam is telescoping crossbeam, including the left crossbeam being set between each other and right crossbeam, the left horizontal stroke
The end of beam and right crossbeam sets hinged seat and is hinged with both sides expansion link top respectively.
Further, strip kidney slot is set on the base, will through the strip kidney slot by the first fixing screws
Base is fastenedly connected with bottom plate.
Further, the base is provided with corresponding hole on the inwall of inserting expansion link and on expansion link, by the
Expansion link is locked on base by two fixing screws also cross the hole on base and expansion link.
Further, first fixing screws, the second fixing screws and locking nut are respectively provided with handle nut.
Further, the bottom plate includes mutually folding be hinged left bottom plate and right bottom plate, two groups of montants are separately positioned on
On left bottom plate and right bottom plate.
In the utility model, the pulley trailer system includes fixed block group and the fixation being separately fixed on montant
Intermediate pulley group on crossbeam, and around the rope on assembly pulley, close to rope one end connecting pin of intermediate pulley group
Set, close to the rope other end connection weight of fixed block group.
Further, the intermediate pulley group is fixed on crossbeam by push type lock；The push type lock includes
Locking nut, clamping screw, locking bearing pin and retaining ring and Pressing fastener, retaining ring are sleeved on crossbeam, and flexible
Opening, locking bearing pin are rotatably arranged in the retaining ring of opening side, clamping screw one end and locking bearing pin vertical connection, another
The neck through opening opposite side is held to be spirally connected with locking nut, locking bearing pin is fixedly connected with Pressing fastener, Pressing fastener and retaining ring
Between contacted by cam structure.
The utility model has the advantages that：
1) designed between hitch frame and bottom plate using fast disassembly type base, effectively avoid processing or installing between base and bottom plate
When dislocation caused by installation difficulty；
2) hitch frame is designed using adjustable height, is suitable for different traction hight requirements；
3) will reliably can be drawn during use using the connection design of fast disassembly type radial type between hitch frame montant and crossbeam
Frame is locked, when not in use can be by hitch frame foldable integral folding and unfolding；
4) crossbeam is designed using extension type, and left and right distance is on the one hand finely tuned during convenient installation, is easy to base to be directed at bolt
Hole, it is on the other hand, collapsible to shorten entire length, reduce space；
5) intermediate pulley group uses push type tight locking button fixed form, is easy to adjust the distance between two intermediate pulley groups,
After the distance for adjusting two intermediate pulley groups, assembly pulley can be securely fixed by pressing the handle of tight locking button, quite convenient；
6) bottom plate uses fold design, and bottom plate is divided into two pieces of left and right, is articulated and connected, without using when fold up section
Save space.
From the above mentioned, the femoral fracture draw-gear in the utility model is simple in construction, is designed mostly using fast disassembly type, no
Foldable folding and unfolding, occupies little space when use, quick and easy for installation, not only adapts to hospital clinical and uses, it may also be used for disease
People carries out traction recovering treatment at home.
The utility model is described further below in conjunction with the drawings and specific embodiments.
Brief description of the drawings
Fig. 1 is the overall schematic of the femoral fracture draw-gear in embodiment.
Fig. 2 is the retaining mechanism schematic diagram between expansion link and hinged seat in embodiment.
Fig. 3 is the structural representation of the push type lock in embodiment.
Label in figure：The fixing screws of 1- first, the fixing screws of 2- second, 3- expansion links, 4- locking nuts, 5- are left be hinged
Seat, the left crossbeams of 6-, left assembly pulley of 7-, 8- footmuffs, the right intermediate pulley groups of 9-, the right crossbeams of 10-, the right hinged seats of 11-, 12- are solid
Fixed pulley group, 13- ropes, 14- weights, 15- bases, the right bottom plates of 16-, 17- left bottom plates, 18- clamping screws, 19- locking pins
Axle, 20- fold hinge, 21- retaining rings, 22- Pressing fasteners.
Embodiment
Embodiment
Referring to Fig. 1, it is illustrated that in femoral fracture draw-gear be preferred embodiment of the present utility model, specifically include
One fixing screws 1, the second fixing screws 2, expansion link 3, locking nut 4, left hinged seat 5, left crossbeam 6, left assembly pulley 7,
Footmuff 8, right intermediate pulley group 9, right crossbeam 10, right hinged seat 11, fixed block group 12, rope 13, weight 14, base 15, the right side
The parts such as bottom plate 16, left bottom plate 17.
Femoral fracture draw-gear main body in the present embodiment is divided into two parts, and a portion is hitch frame, is device
Agent structure, quick release and combination, and adjustable installation, another part is pulley trailer system, is fixed on traction
On frame, it is mainly used in the traction of leg.
Specifically, hitch frame uses portal-framed structure, the main crossbeam for including two groups of montants and being erected on montant, in this reality
Apply in example, the telescopic component that montant is formed using base 11 and expansion link 3, the beam height of door frame can be adjusted, such as Fig. 1 institutes
Show, the base 15 of montant is fixed on bottom plate, is set two groups of opening strip U-type grooves in the bottom of base 15, is provided with bottom plate
Base 15 is fixed on bottom plate by screwed hole, base 15 by the first fixing screws 1 through U-type groove and screwed hole, and U-type groove can
Installation difficulty caused by dislocation when effectively avoiding processing or install.
Expansion link 3 is slided and is inserted into base 15, the height of adjustable and retractable bar, inwall of the base 15 in inserting expansion link
Upper and expansion link 3 is provided with corresponding hole, after the height for regulating expansion link, by the second fixing screws also cross base
15 and expansion link 3 on hole expansion link 3 is locked on base.
Crossbeam equally uses telescopic component, including the left crossbeam 6 and right crossbeam 10 being set between each other, left crossbeam 6 or the right side
One end internal diameter of crossbeam 10 is sleeved on the external diameter of another crossbeam one end, the total length of fine-tuning two crossbeams.Left crossbeam 6 it is another
One end end and the other end end of right crossbeam 10 are connected through a screw thread or welded solid with left hinged seat 5 and right hinged seat 11 respectively
Fixed connection, two sections of crossbeams are hinged by telescopic rod end of the hinged seat respectively with both sides.
Illustrated by taking left hinged seat and the expansion link in left side as an example.Left hinged seat 5 and expansion link 3 set in inner side and folded
Hinge 20, i.e., left crossbeam 6 and expansion link 3 carry out folding swing centered on can folding hinge 20, in left hinged seat 5 and expansion link
3 outside then sets retaining mechanism, as shown in Fig. 2 the retaining mechanism includes the locking bearing pin being rotatably installed on expansion link 3
19, to lock and be vertically provided with clamping screw 18 on bearing pin 19, clamping screw 18 can be swung centered on locking bearing pin 19,
Position corresponding to left hinged seat 5 is provided with a neck, and after swinging expansion between left crossbeam 6 and expansion link 3, clamping screw 18 can
Swing in the embedded neck, by the way that locking nut 4 and the fastening of clamping screw 18 are spirally connected, by between left hinged seat 5 and expansion link 3
Realize be hinged be fastenedly connected.Articulated structure between right hinged seat 11 and the expansion link on right side is identical with left side, if desired will
Folding and retraction is carried out between expansion link and crossbeam, first unclamps locking nut 4 from clamping screw 18, by clamping screw 18 from hinge
After being shown in the neck of joint chair, crossbeam and expansion link can be subjected to free folding.
In order to avoid the trouble for using tool ejector and installing, the first fixing screws 1, second in the present embodiment fix spiral shell
The structure with handle nut is used on nail 2 and locking nut 4, avoids using instrument.
The bottom plate of fixed traction frame also uses foldable structure, including the left bottom plate connected by hinge doubling in the present embodiment
17 and right bottom plate 16, it is connected respectively with the base of both sides, draw-gear can be integrally directly placed on bed by bottom plate, and patient lies
Drawn on bottom plate., can be by bottom plate together folding and retraction after hitch frame entirety is pulled down.
The pulley trailer system of the present embodiment includes two groups of pulley systems, and every group of pulley system includes being fixed on traction respectively
Fixed block group on frame montant and the intermediate pulley group being fixed on crossbeam, wherein fixed block group 12 are separately fixed at two
On on the outside of the expansion link of side, left assembly pulley 7 and right intermediate pulley group 9 are fixed on crossbeam after assembling, two groups of left and right cunning
A single rope 13 is installed around on wheel system respectively, rope 13 connects footmuff 8 close to one end of central pulley group, for that will lead
The leg of linked bone folding, rope 13 connect weight 14 close to the other end of fixed block group, there is provided tractive force during traction.
Referring to Fig. 3, left assembly pulley 7 and right intermediate pulley group 9 are slidably mounted on crossbeam by push type lock respectively
On, lateral attitude of the central pulley group on crossbeam can be laterally adjusted, push type lock uses quick-detachment locking structure, the original of locking
Reason is similar with the retaining mechanism of hinged seat in Fig. 2, including locking nut 4, clamping screw 18, locking bearing pin 19 and retaining ring 21
With Pressing fastener 22, retaining ring 21 is sleeved on crossbeam, and flexible opening, and locking bearing pin 19 is rotatably arranged on opening side
Retaining ring 21 on, the one end of clamping screw 18 with locking the vertical connection of bearing pin 19, the other end through opening opposite side neck with
Locking nut 4 is spirally connected, and locking bearing pin 19 is fixedly connected with Pressing fastener 22, passes through cam knot between Pressing fastener 22 and retaining ring 21
Structure contacts, and by rotating the handle of Pressing fastener 22, can extrude the opening of retaining ring 21, will be pressed from both sides between retaining ring 21 and crossbeam
Tightly, rotate backward the handle of Pressing fastener 22, opening resilience under its own resilient effect of retaining ring 21, by retaining ring and crossbeam it
Between unclamp, now retaining ring 21 can on crossbeam horizontal sliding adjustment intermediate pulley group position, by retaining ring 21 after being adjusted in place
Locked with crossbeam.
Embodiment above describes the advantages of general principle of the present utility model and principal character and the utility model, one's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate concrete operating principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, this reality
Various changes and modifications are also had with new, these changes and improvements are both fallen within claimed the scope of the utility model, this
The claimed scope of utility model is by appended claims and its equivalent thereof.
Claims (9)
1. femoral fracture draw-gear, including hitch frame and pulley trailer system, it is characterised in that：
It is flexible that the hitch frame, which includes bottom plate, the montant being fixed on bottom plate and the crossbeam being erected on montant, the montant,
Montant, including the base for being fixed on bottom plate both sides and the respectively expansion link of flexible connection in the base are connected by screw, two
Both ends of the top of the group expansion link respectively with crossbeam are hinged；
The pulley trailer system is two groups, is arranged respectively along the montant and crossbeam of bottom plate both sides.
2. femoral fracture draw-gear according to claim 1, the both ends fixed setting hinged seat of the crossbeam, the hinge
The inner side of joint chair and expansion link, which is set, folds hinge, and outside is provided with retaining mechanism；
The retaining mechanism includes the locking bearing pin being rotatably installed on expansion link, and the locking bearing pin is provided with locking bearing pin
The clamping screw together swung, position corresponding to the hinged seat are provided with a neck, and the clamping screw is swung in embedded neck,
It is spirally connected, will be fastenedly connected between hinged seat and expansion link by locking nut and clamping screw fastening.
3. femoral fracture draw-gear according to claim 2, the crossbeam is telescoping crossbeam, including suit between each other
Left crossbeam and right crossbeam, the end of the left crossbeam and right crossbeam hinged seat is set respectively and cut with scissors with both sides expansion link top
Connect.
4. femoral fracture draw-gear according to claim 3, strip kidney slot is set on the base, it is solid by first
Determine screw to be fastenedly connected base and bottom plate through the strip kidney slot.
5. femoral fracture draw-gear according to claim 4, the base is on the inwall of inserting expansion link and flexible
Bar is provided with corresponding hole, and expansion link is locked also cross the hole on base and expansion link by the second fixing screws
On base.
6. femoral fracture draw-gear according to claim 5, first fixing screws, the second fixing screws and locking
Nut is respectively provided with handle nut.
7. femoral fracture draw-gear according to claim 1, the bottom plate include mutually folding be hinged left bottom plate and
Right bottom plate, two groups of montants are separately positioned on left bottom plate and right bottom plate.
8. the femoral fracture draw-gear according to any one of claim 1-7, the pulley trailer system includes difference
The fixed block group being fixed on montant and the intermediate pulley group being fixed on crossbeam, and around the rope on assembly pulley,
Close to rope one end of intermediate pulley group connection footmuff, close to the rope other end connection weight of fixed block group.
9. femoral fracture draw-gear according to claim 8, the intermediate pulley group is fixed on by push type lock
On crossbeam；
The push type lock includes locking nut, clamping screw, locking bearing pin and retaining ring and Pressing fastener, retaining ring suit
On crossbeam, and flexible opening, locking bearing pin is rotatably arranged in the retaining ring of opening side, clamping screw one end with
Bearing pin vertical connection is locked, the neck of the other end through opening opposite side is spirally connected with locking nut, and locking bearing pin is consolidated with Pressing fastener
Fixed connection, is contacted between Pressing fastener and retaining ring by cam structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063471.6U CN207012274U (en) | 2017-01-18 | 2017-01-18 | Femoral fracture draw-gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720063471.6U CN207012274U (en) | 2017-01-18 | 2017-01-18 | Femoral fracture draw-gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207012274U true CN207012274U (en) | 2018-02-16 |
Family
ID=61460043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720063471.6U Expired - Fee Related CN207012274U (en) | 2017-01-18 | 2017-01-18 | Femoral fracture draw-gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207012274U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478197A (en) * | 2019-09-19 | 2019-11-22 | 瑞安市人民医院 | Multifunctional orthopaedics hitch frame |
| CN111081461A (en) * | 2019-12-26 | 2020-04-28 | 浙江安德利变压器有限公司 | Iron core clamping piece, iron core using iron core clamping piece and dry-type transformer |
| CN111803261A (en) * | 2020-08-25 | 2020-10-23 | 马驰 | Adjustable suspension traction system for femoral fracture of child and control method |
-
2017
- 2017-01-18 CN CN201720063471.6U patent/CN207012274U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478197A (en) * | 2019-09-19 | 2019-11-22 | 瑞安市人民医院 | Multifunctional orthopaedics hitch frame |
| CN110478197B (en) * | 2019-09-19 | 2024-05-07 | 瑞安市人民医院 | Multifunctional orthopaedics traction frame |
| CN111081461A (en) * | 2019-12-26 | 2020-04-28 | 浙江安德利变压器有限公司 | Iron core clamping piece, iron core using iron core clamping piece and dry-type transformer |
| CN111803261A (en) * | 2020-08-25 | 2020-10-23 | 马驰 | Adjustable suspension traction system for femoral fracture of child and control method |
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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 |
Granted publication date: 20180216 Termination date: 20190118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |