阅读说明：本技术 一种对牵引力度和牵引方向方便调节的骨科护理牵引架 (Orthopedics nursing traction frame convenient to adjust traction force and traction direction ) 是由 王薇 井鸿雁 赵冬 于 2019-11-12 设计创作，主要内容包括：本发明涉及医疗器械技术领域,且公开了一种对牵引力度和牵引方向方便调节的骨科护理牵引架,包括平板架,所述第一转轴的外侧中部固定连接有双轨导向轮,第一转盘的前端内部设置有与金属球相对应的弧形电阻,转动环的外侧连接有第一钢丝,第一钢丝的下端连接有拉力传感器,第二转轴的外侧连接有单轨导向轮,单轨导向轮的左端连接有第二钢丝,支撑软垫的下部连接有扭矩弹簧。通过第一钢丝和第二钢丝分别带动第二转盘和第三周盘转动,第一钢丝和第二钢丝的上端均设置有拉力传感器；转动的第一转轴带动圆柱及其上的金属球在弧形电阻上移动,这一结构解决了现有的骨科牵引架无法确定偏移角度和压力大小的问题。(The invention relates to the technical field of medical instruments, and discloses an orthopedic nursing traction frame with conveniently adjusted traction force and traction direction, which comprises a flat plate frame, wherein the middle part of the outer side of a first rotating shaft is fixedly connected with a double-track guide wheel, an arc-shaped resistor corresponding to a metal ball is arranged inside the front end of a first rotating disc, the outer side of a rotating ring is connected with a first steel wire, the lower end of the first steel wire is connected with a tension sensor, the outer side of a second rotating shaft is connected with a single-track guide wheel, the left end of the single-track guide wheel is connected with a second steel wire, and the lower part of a supporting cushion is connected with a torque spring. The first steel wire and the second steel wire are used for driving the second rotating disc and the third peripheral disc to rotate respectively, and tension sensors are arranged at the upper ends of the first steel wire and the second steel wire; the first rotating shaft drives the cylinder and the metal ball on the cylinder to move on the arc-shaped resistor, and the structure solves the problem that the existing orthopedic traction frame cannot determine the offset angle and the pressure.)

1. The utility model provides a convenient orthopedics nursing traction frame of adjusting of traction dynamics and traction direction, includes pallet (1), its characterized in that: the utility model discloses a leg protection device of a human body, including pallet (1), back rest (2), back rest groove (201), first pivot (3), cylinder (301), metal ball (3011), double-track guide wheel (4), ring channel (401) are fixedly connected to the front end of first pivot (3), first carousel (5) is fixedly connected to the front end of the outer side of cylinder (301), arc resistance (501) corresponding to metal ball (3011) is arranged in the front end of first carousel (5), a connecting rod (6) is fixedly connected to the left end of the double-track guide wheel (4), a double-shaft motor (7) is in threaded connection with the right side of the connecting rod (6), a rotating ring (8) is fixedly connected to the left end of the connecting rod (6) and the left side of the double-shaft motor (7), a second rotating shaft (9) is rotatably connected to the inside of the rotating ring (8), a first steel wire (10) is fixedly connected to the outer side of the rotating ring (8), a tension sensor (11) is fixedly connected to the lower end of the first steel wire (10) and the rotating ring (8), a second rotating disc (12) is fixedly connected to the front and rear parts of the outer side of the second rotating shaft (9), a single-track guide wheel (13) is fixedly connected to the middle part of the outer side of the second rotating shaft (9), a sliding groove (1301) is formed in the outer side of the single-track guide wheel (13), a third rotating shaft (14) is rotatably connected to the left end of, the left end fixedly connected with second steel wire (16) of single track leading wheel (13), the outside slip rotation of third week dish (15) is connected with support cushion (17), the lower part inboard fixedly connected with torque spring (18) of support cushion (17), the lower extreme of first steel wire (10) is rotated and is connected with steel wire dish one (19), the lower extreme of second steel wire (16) is rotated and is connected with steel wire dish two (20), torque spring (18) fixed connection is on the upper portion of first support (21), steel wire dish one (19) and steel wire dish two (20) rotate respectively and connect the upper end in second support (22) and third support (23), first support (21), second support (22) and third support (23) are from left right side fixed connection in proper order on base (24) respectively.

2. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: the lower part of the backrest (2) is fixedly connected with a telescopic rod.

3. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: two annular grooves (401) are formed in the double-track guide wheel (4) and are uniformly distributed on the double-track guide wheel (4).

4. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: the motion track of the metal ball (3011) is adapted to the cambered surface of the arc-shaped resistor (501).

5. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: corresponding threads are arranged at the joint of the connecting rod (6) and the double-shaft motor (7).

6. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: the tension sensor (11) is fixedly connected to the protruding end of the rotating ring (8).

7. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: and a tension sensor is arranged on the left side of the monorail guide wheel (13) of the second steel wire (16).

8. The orthopedic nursing traction frame convenient for adjusting traction force and traction direction according to claim 1, characterized in that: the pallet (1), the first support (21), the second support (22) and the third support (23) are fixedly connected to the base (24).

Technical Field

The invention relates to the technical field of medical instruments, in particular to an orthopedic nursing traction frame with conveniently adjusted traction force and traction direction.

Background

The medical appliance industry relates to a plurality of industries such as medicine, machinery, electronics, plastics and the like, and is a high-technology industry with multidisciplinary intersection, knowledge concentration and fund concentration. The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents, calibrators, materials and other similar or related articles which are directly or indirectly used for the human body, and comprises required computer software; the utility model is mainly obtained by physical means, and in orthopedic nursing, an orthopedic traction frame is often used to control the limb of a patient to adjust.

However, the main adjusting modes of the existing common orthopedic traction frame include up-down left-right adjustment, wire pulling and fixed point swinging, and because the limbs of the human body rotate by taking the joints as the original points, the traction frame with the up-down left-right adjustment needs to move up and down firstly and then needs to be adjusted left and right, so that the adjustment is complex, time-consuming and labor-consuming; when the traction frame with the wire pulling adjustment is adjusted, the fixing ring is fixed on a human body limb, and then the traction frame is pulled by the steel cable, and one side of the steel cable moves a little to contract, so that the swinging and the secondary pain of a patient are easily caused; the traction frame of fixed point wobbling adjusts according to human joint point, it is simple and stable high to have the regulation relatively, but also have some not enoughly, for example, the length of human thigh is different, the length of thigh backup pad need be adjusted, it has the space to lead to the thigh backup pad like this, it is little to suffer from limb position lifting surface, easily cause local blood vessel to be compressed tightly, and to fat personnel, the angle that rotates thigh support through medical personnel's experience leads to the patient to receive the extrusion easily, we have proposed one kind to pull the dynamics and pull the convenient orthopedics nursing traction frame of adjusting of direction in order to solve this problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the orthopedic nursing traction frame with the traction force and the traction direction convenient to adjust, which has the advantages of uniform overall pressure of the affected limb and offset angle and pressure detection devices, and solves the problems that the existing orthopedic traction frame easily causes the local pressure of the affected limb to be too high, and the offset angle and the pressure can not be determined.

(II) technical scheme

In order to realize the purposes of uniform overall pressure of the affected limb and having an offset angle and a pressure detection device, the invention provides the following technical scheme: an orthopedic nursing traction frame convenient for adjusting traction force and traction direction comprises a flat plate frame, wherein rectangular grooves corresponding to legs of a human body are formed in the flat plate frame, grooves are formed in the upper portion of the flat plate frame and the right side of the rectangular grooves, a backrest is rotatably connected to the right end of the flat plate frame, a backrest groove is formed in the upper side of the backrest, a first rotating shaft is fixedly connected to the inner portion of the flat plate frame and the inner portion of the right side of the rectangular grooves, a cylinder is fixedly connected to the front end of the first rotating shaft, a metal ball is fixedly connected to the outer side end of the cylinder, a double-rail guide wheel is fixedly connected to the middle portion of the outer side of the first rotating shaft, an annular groove is formed in the outer side of the double-rail guide wheel, a first rotating disc is fixedly connected to the front end and the rear end of the outer side of the first rotating shaft, an arc-shaped resistor corresponding to the metal ball is arranged in, a rotating ring is fixedly connected at the left end of the connecting rod and at the left side of the double-shaft motor, a second rotating shaft is rotatably connected inside the rotating ring, a first steel wire is fixedly connected at the outer side of the rotating ring, a tension sensor is fixedly connected at the lower end of the first steel wire and on the rotating ring, a second rotating disc is fixedly connected at the front and back of the outer side of the second rotating shaft, a single-rail guide wheel is fixedly connected at the middle part of the outer side of the second rotating shaft, a sliding groove is formed in the outer side of the single-rail guide wheel, a third rotating shaft is rotatably connected at the left end of the single-rail guide wheel, a third circumferential disc is fixedly connected at the front and back end of the outer side of the third rotating shaft, a second steel wire is fixedly connected at the left end of the single-rail guide wheel, a support cushion is rotatably connected at the outer side of the third circumferential disc, a torque spring is, the first support, the second support and the third support are fixedly connected to the base from left to right in sequence;

preferably, the lower part of the backrest is fixedly connected with a telescopic rod, so that the angle adjustment of the backrest is ensured;

preferably, two annular grooves are formed in the double-track guide wheel and are uniformly distributed on the double-track guide wheel, so that the first steel wire and the second steel wire are normally wound and unwound;

preferably, the motion track of the metal ball is adapted to the arc surface of the arc resistor;

preferably, corresponding threads are formed at the connecting positions of the connecting rod and the double-shaft motor, so that the length adjustment between the connecting rod and the double-shaft motor is ensured;

preferably, the tension sensor is fixedly connected to the protruding end of the rotating ring;

preferably, the second steel wire is also provided with a tension sensor on the left side of the monorail guide wheel;

preferably, the pallet, the first support, the second support and the third support are all fixedly connected to the base.

(III) advantageous effects

Compared with the prior art, the invention provides the orthopedic nursing traction frame with the traction force and the traction direction convenient to adjust, and the orthopedic nursing traction frame has the following beneficial effects:

1. this orthopedics nursing traction frame to traction force degree and traction direction conveniently adjust can drive pivot on it through the biax motor and remove in the inside of connecting rod to make it reach and suit with patient thigh length, this structure has reached the effect that all can use to different patients.

2. This orthopedics nursing traction frame to traction dynamics and traction direction convenient regulation drives first steel wire and second steel wire removal respectively through drive arrangement on steel wire dish one and the steel wire dish two, and first steel wire and second steel wire drive second carousel and third week dish respectively and rotate, and all are provided with force sensor in the upper end of first steel wire and second steel wire, and this structure has reached the regulation mode with joint pivoted to patient's limbs to the problem of current orthopedics traction frame frequent regulation when adjusting has been solved.

3. This orthopedics nursing traction frame to traction force degree and the convenient regulation of traction direction, front side through at first carousel is provided with arc resistance, the first pivot of pivoted drives cylinder and the metal ball thereon and removes on arc resistance, this structure turns into current signal through the change of angle, finally feed back to medical personnel or patient with the mode of numerical value, thereby it is excessive to avoid the second carousel to adjust, pressure between second carousel and the back is too big, further lead to patient's blood vessel to receive the secondary damage of extrusion or orthopedics, thereby the problem of current orthopedics traction frame unable definite skew angle and pressure size has been solved.

4. This orthopedics nursing traction frame to pulling dynamics and pulling direction convenience regulation, through the torque spring that sets up on the first support with support the cushion, support the comprehensive support of cushion to patient's limbs to it is even to have guaranteed that patient's limbs atress, further prevents the too big problem that leads to the limbs wound of local pressure.

Drawings

FIG. 1 is a schematic view of the overall front plan structure of the present invention;

FIG. 2 is a top view of the overall front portion of the present invention;

FIG. 3 is a cross-sectional view of the structure of FIG. 2 taken along line A-A thereof in accordance with the present invention;

FIG. 4 is a cross-sectional view of the structure of FIG. 2 taken along line B-B in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 3 at C according to the present invention;

FIG. 6 is a front sectional view of the first turntable according to the present invention;

FIG. 7 is a left side view of the dual-track guide wheel of the present invention;

FIG. 8 is a schematic top view of the monorail guide wheel of the present invention.

In the figure: 1 flat plate frame, 101 rectangular groove, 102 groove, 2 backrest, 201 backrest groove, 3 first rotating shaft, 301 cylinder, 3011 metal ball, 4 double-track guide wheel, 401 annular groove, 5 first rotating disc, 501 arc resistor, 6 connecting rod, 7 double-shaft motor, 8 rotating ring, 9 second rotating shaft, 10 first steel wire, 11 tension sensor, 12 second rotating disc, 13 single-track guide wheel, 1301 sliding groove, 14 third rotating shaft, 15 third rotating disc, 16 second steel wire, 17 supporting soft pad, 18 torque spring, 19 steel wire disc I, 20 steel wire disc II, 21 first support, 22 second support, 23 third support and 24 base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, an orthopedic nursing traction frame convenient for adjusting traction force and traction direction comprises a flat plate frame 1, wherein rectangular grooves 101 corresponding to legs of a human body are formed in the flat plate frame 1, a groove 102 is formed in the right side of the rectangular grooves 101 at the upper part of the flat plate frame 1, a backrest 2 is rotatably connected to the right end of the flat plate frame 1, a backrest groove 201 is formed in the upper side of the backrest 2, and a telescopic rod is fixedly connected to the lower part of the backrest 2, so that angle adjustment of the backrest 2 is guaranteed. The inside of pallet 1 and at the first pivot 3 of the inside fixedly connected with in right side of rectangular channel 101, the front end fixedly connected with cylinder 301 of first pivot 3, the outside end fixedly connected with metal ball 3011 of cylinder 301, the outside middle part fixedly connected with double track leading wheel 4 of first pivot 3, ring channel 401 has been seted up in the outside of double track leading wheel 4, the equal fixedly connected with first carousel 5 of outside front and back end of first pivot 3, the inside arc resistance 501 corresponding with metal ball 3011 that is provided with of the front end of first carousel 5, the motion trail of metal ball 3011 suits with arc resistance 501's cambered surface. The left end fixedly connected with connecting rod 6 of double track leading wheel 4, the right side threaded connection of connecting rod 6 has double-shaft motor 7, and corresponding screw thread has all been seted up with double-shaft motor 7's junction to guarantee the length adjustment between connecting rod 6 and the double-shaft motor 7. The left end of connecting rod 6 just at biax motor 7 left side fixedly connected with swivel becket 8, the inside rotation of swivel becket 8 is connected with second pivot 9, the first steel wire 10 of the outside fixedly connected with of swivel becket 8, the lower extreme of first steel wire 10 and fixedly connected with force sensor 11 on swivel becket 8, force sensor 11 fixed connection is at the protruding end of swivel becket 8. The front and the back of the outer side of the second rotating shaft 9 are fixedly and rotatably connected with a second rotating disc 12;

middle part fixedly connected with single track leading wheel 13 in the outside of second pivot 9, sliding tray 1301 has been seted up in the outside of single track leading wheel 13, the left end of single track leading wheel 13 is rotated and is connected with third pivot 14, the equal fixedly connected with third week dish 15 of the outside front and back end of third pivot 14, the left end fixedly connected with second steel wire 16 of single track leading wheel 13, the ring channel 401 of seting up on the double track leading wheel 4 has two, and evenly distributed is on double track leading wheel 4, thereby guarantee the normal of first steel wire 10 and second steel wire 16 and receive and release, second steel wire 16 also is provided with force transducer in the left side of single track leading wheel 13. The outside slip of third week dish 15 is rotated and is connected with support cushion 17, support inboard fixedly connected with torque spring 18 in the lower part of cushion 17, the lower extreme of first steel wire 10 is rotated and is connected with steel wire dish 19, the lower extreme of second steel wire 16 is rotated and is connected with steel wire dish two 20, torque spring 18 fixed connection is on the upper portion of first support 21, steel wire dish 19 rotates respectively with steel wire dish two 20 and connects the upper end at second support 22 and third support 23, first support 21, second support 22 and third support 23 are fixed connection on base 24 from a left side to the right side in proper order respectively, pallet 1, first support 21, the equal fixed connection of second support 22 and third support 23 is on base 24.

The working principle and the process of the invention are as follows:

when the multifunctional chair is used, firstly, the thigh part of a patient is contacted with the groove 102 formed in the flat plate frame 1, then the chair leans against the backrest groove 201 in the backrest 2, the angle of the backrest 2 is adjusted through the telescopic rod at the lower part of the backrest 2, then the rotating shaft on the chair can be driven to move in the connecting rod 6 through the double-shaft motor 7 according to the thigh length of the patient, so that the chair can be matched with the thigh length of the patient, and the structure achieves the effect of being used by different patients. The first steel wire 10 and the second steel wire 16 are respectively driven to move by the driving devices on the first steel wire disc 19 and the second steel wire disc 20, the second rotary disc 12 and the third rotary disc 15 are respectively driven to rotate by the first steel wire 10 and the second steel wire 16, and the tension sensors 11 are respectively arranged at the upper ends of the first steel wire 10 and the second steel wire 16, so that the structure achieves the adjustment mode of rotating joints for limbs of a patient, and the problem that the existing orthopedic traction frame is frequently adjusted during adjustment is solved. Be provided with arc resistance 501 through the front side at first carousel 5, first pivot 3 of pivoted drives cylinder 301 and metal ball 3011 on it and removes on arc resistance 501, the change of this structure through the angle turns into current signal, finally feed back medical personnel or patient with the mode of numerical value, thereby avoid second carousel 12 to adjust excessively, pressure between second carousel 12 and the back 12 is too big, further lead to patient's blood vessel to receive extrusion or orthopedic secondary damage, thereby the problem of current orthopedics traction frame can't confirm skew angle and pressure size has been solved. When the length of human thigh is different, need adjust the length of thigh backup pad, lead to the thigh backup pad to have the space like this, suffer from limb position lifting surface area and be little, easily cause local blood vessel to be compressed tightly, through the torque spring 18 and the support cushion 17 that set up on the first support 21, support cushion 17 and to the comprehensive support of patient's limbs to it is even to have guaranteed that patient's limbs atress, further prevents that the too big problem that leads to the limbs wound of local pressure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.