Traction device

Abstract

The utility model relates to the technical field of medical instruments, in particular to a traction device, which can conveniently adjust the height of the device according to the requirements of correction, is convenient to adjust according to the thickness of limbs, and improves the rehabilitation treatment effect of a patient. Comprising a base, an adjusting mechanism is fixedly installed on the base, the adjusting mechanism comprises a fixing sleeve and a sliding column, the fixing sleeve is fixedly installed at the top end of the base, an adjusting motor is fixedly installed on the fixing sleeve, two sets of guide rails are fixedly arranged on the inner wall of the fixing sleeve in a bilateral symmetry mode, and reels are rotationally arranged on two sets of fixing plates; the right end of the reel is fixedly connected with the output end of the traction motor, two groups of fixed pulleys are fixedly mounted at the bottom of the top plate, a traction rope is fixedly wound on the reel, the tail end of the traction rope bypasses the two groups of fixed pulleys, multiple groups of positioning screw holes are equidistantly formed in two sides of the U-shaped frame and matched with the positioning bolts, and the two groups of positioning bolts are respectively screwed into the two groups of positioning screw holes.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a traction device. Background Art

[0002] Orthopedics is one of the most common departments in major hospitals. It mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and uses drugs, surgery and physical methods to maintain and develop the normal form and function of this system.

[0003] With the development and innovation of medical technology, patients with upper or lower limb fractures need fracture reduction, which is generally achieved through traction devices to relieve spinal cord compression or promote blood circulation and swelling in the lower limbs. The existing traction devices for trauma orthopedic care cannot be adjusted in height according to the needs of correction during use, and are also inconvenient to adjust according to the thickness of the limbs, thereby affecting the effect of the patient's rehabilitation treatment. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a traction device which can conveniently adjust the height of the device according to the correction needs, facilitate adjustment according to the thickness of the limbs, and improve the effect of patient rehabilitation treatment.

[0005] Technical Solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a traction device, including a base, an adjusting mechanism and a traction mechanism, the base is fixedly installed with an adjusting mechanism, the adjusting mechanism includes a fixed sleeve and a sliding column, the fixed sleeve is fixedly installed on the top of the base, an adjusting motor is fixedly installed on the fixed sleeve, a driving shaft is rotatably provided on the fixed sleeve, the front end of the driving shaft is fixedly connected to the output end of the adjusting motor, a gear is fixedly provided on the driving shaft, two groups of guide rails are fixedly provided symmetrically on the inner wall of the fixed sleeve, two groups of guide grooves are symmetrically provided on the sliding column, the sliding column is slidably installed on the fixed sleeve through the cooperation of the guide grooves and the guide rails, a rack is fixedly connected to the rear end of the sliding column, and the rack is meshed with the gear, the traction device The guiding mechanism includes a top plate, the bottom end of the top plate is fixedly connected to the top end of the sliding column, and the front end of the sliding column is symmetrically fixedly connected with two groups of fixed plates, wherein a traction motor is fixedly installed on a group of fixed plates on the right side, and a reel is rotatably provided on the two groups of fixed plates, and the right end of the reel is fixedly connected to the output end of the traction motor, and two groups of fixed pulleys are fixedly installed on the bottom of the top plate, and a traction rope is fixedly wound on the reel, and the tail end of the traction rope is passed around the two groups of fixed pulleys, and the tail end of the traction rope is fixedly connected to a connecting plate, and two groups of sliding holes are provided on the connecting plate, and a U-shaped frame is provided on the connecting plate through the sliding holes to slide together, and positioning bolts are screwed on both ends of the connecting plate, and a plurality of positioning screw holes are equidistantly provided on both sides of the U-shaped frame to match the positioning bolts, and the two groups of positioning bolts are respectively screwed into the two groups of positioning screw holes.

[0007] Preferably, four sets of universal wheels are fixedly mounted on the bottom end of the base.

[0008] Preferably, the top ends of both sides of the U-shaped frame are fixedly connected with limit plates.

[0009] Preferably, a protective soft cover is fixed on the outer wall of the U-shaped frame, and a protective soft pad is fixedly connected to the bottom of the connecting plate.

[0010] Preferably, a reinforcing plate is fixedly connected between the front end of the fixed sleeve and the top end of the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: when in use, when adjusting the height according to needs, by starting the adjusting motor, the adjusting motor drives the driving shaft to rotate clockwise, and the driving shaft drives the sliding column to slide upward through the meshing of the gear and the rack, and the sliding column drives the top plate to move upward, so that the height of the top plate is increased, and vice versa, the height of the top plate is reduced, so as to achieve the height adjustment of the device. During traction, according to the thickness of the patient's limb, the positioning bolt is screwed out from the positioning screw hole, and then the U-shaped frame is slid and adjusted so that the limb to be pulled can pass through between the U-shaped frame and the connecting plate, and then the positioning bolt is screwed into the corresponding positioning screw hole to fix the U-shaped frame, and then the traction motor is started to drive the traction motor to rotate the reel, and the traction rope is retracted and released through the rotation of the reel, and the traction rope is pulled on the connecting plate to achieve traction treatment of the patient's limb, so that the height of the device can be conveniently adjusted according to the needs of correction, and it is convenient to adjust according to the thickness of the limb, thereby improving the effect of patient rehabilitation treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0013] Figure 2 It is a right-side axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a right view structural schematic diagram of the utility model;

[0015] Figure 4 It is a schematic diagram of a partial axonometric cross-sectional structure of the utility model;

[0016] Figure 5 It is a schematic diagram of the axonometric structure of the connection plate and the U-shaped frame in the utility model;

[0017] Markings in the attached drawings: 1. base; 2. fixed sleeve; 3. adjusting motor; 4. driving shaft; 5. gear; 6. guide rail; 7. sliding column; 8. rack; 9. top plate; 10. traction motor; 11. fixed plate; 12. reel; 13. fixed pulley; 14. traction rope; 15. connecting plate; 16. U-shaped frame; 17. positioning bolt; 18. positioning screw hole; 19. limiting plate; 20. protective soft cover; 21. universal wheel; 22. reinforcement plate; 23. protective soft pad. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0019] Example

[0020] See also Figure 1-Figure 5The utility model is a traction device, including a base 1, an adjustment mechanism is fixedly installed on the base 1, a fixed sleeve 2 is fixedly installed on the top of the base 1, an adjustment motor 3 is fixedly installed on the fixed sleeve 2, a driving shaft 4 is rotatably provided on the fixed sleeve 2, the front end of the driving shaft 4 is fixedly connected to the output end of the adjustment motor 3, a gear 5 is fixedly sleeved on the driving shaft 4, two groups of guide rails 6 are fixedly provided on the inner wall of the fixed sleeve 2 symmetrically, two groups of guide grooves are symmetrically provided on the sliding column 7, the sliding column 7 is slidably installed on the fixed sleeve 2 through the cooperation of the guide groove and the guide rail 6, the rear end of the sliding column 7 is fixedly connected to a rack 8, and the rack 8 is meshed with the gear 5 The bottom end of the top plate 9 is fixedly connected to the top of the sliding column 7, and the front end of the sliding column 7 is symmetrically fixedly connected with two groups of fixed plates 11, wherein a traction motor 10 is fixedly installed on a group of fixed plates 11 on the right side, and a reel 12 is rotatably provided on the two groups of fixed plates 11, and the right end of the reel 12 is fixedly connected to the output end of the traction motor 10, and two groups of fixed pulleys 13 are fixedly installed on the bottom of the top plate 9, and a traction rope 14 is fixedly wound on the reel 12, and the tail end of the traction rope 14 is passed around the two groups of fixed pulleys 13, and the tail end of the traction rope 14 is fixedly connected with a connecting plate 15, and two groups of sliding holes are provided on the connecting plate 15, and a U-shaped frame 16 is provided on the connecting plate 15 through the sliding holes to slide with each other, and the connecting plate 15 is connected. The left and right ends of the connecting plate 15 are both screwed with positioning bolts 17, and the two sides of the U-shaped frame 16 are equidistantly provided with multiple groups of positioning screw holes 18 that match the positioning bolts 17. The two groups of positioning bolts 17 are screwed into the two groups of positioning screw holes 18 respectively. When in use, when adjusting the height according to needs, by starting the adjustment motor 3, the adjustment motor 3 drives the driving shaft 4 to rotate clockwise, and the driving shaft 4 drives the sliding column 7 to slide upward through the engagement of the gear 5 and the rack 8. The sliding column 7 drives the top plate 9 to move upward, so that the height of the top plate 9 is increased, and vice versa, the height of the top plate 9 is reduced, so as to achieve the height adjustment of the device. During traction, the positioning bolts are adjusted according to the thickness of the patient's limbs. 17 is unscrewed from the positioning screw hole 18, and then the U-shaped frame 16 is slidably adjusted so that the limb to be pulled can pass through between the U-shaped frame 16 and the connecting plate 15, and then the positioning bolt 17 is screwed into the corresponding positioning screw hole 18 to fix the U-shaped frame 16, and then the traction motor 10 is started to drive the traction motor 10 to rotate the reel 12, and the traction rope 14 is retracted and released through the rotation of the reel 12, and the traction rope 14 is pulled on the connecting plate 15 to achieve traction treatment of the patient's limbs, so that the height of the device can be conveniently adjusted according to the needs of correction, and it is convenient to adjust according to the thickness of the limbs, thereby improving the effect of patient rehabilitation treatment.

[0021] Four sets of universal wheels 21 are fixedly mounted on the bottom end of the base 1; by providing the universal wheels 21, the movement of the device can be made more convenient and labor-saving.

[0022] The top ends of both sides of the U-shaped frame 16 are fixedly connected with limit plates 19 ; by providing the limit plates 19 , the U-shaped frame 16 and the connecting plate 15 can be effectively prevented from being separated, thus playing a role in limiting and preventing separation.

[0023] A protective soft cover 20 is fixedly provided on the outer wall of the U-shaped frame 16, and a protective soft pad 23 is fixedly connected to the bottom of the connecting plate 15; by providing the protective soft cover 20 and the protective soft pad 23, the patient's limbs can be more comfortable when being pulled and scratches can be avoided.

[0024] A reinforcing plate 22 is fixedly connected between the front end of the fixed sleeve 2 and the top end of the base 1 ; by providing the reinforcing plate 22 , the connection between the fixed sleeve 2 and the base 1 can be made more firm and stable.

[0025] The utility model is a traction device, and its working principle is that when in use, when adjusting the height according to the demand, by starting the adjusting motor 3, the adjusting motor 3 drives the driving shaft 4 to rotate clockwise, and the driving shaft 4 drives the sliding column 7 to slide upward through the meshing of the gear 5 and the rack 8, and the sliding column 7 drives the top plate 9 to move upward, so that the height of the top plate 9 is increased, and vice versa, the height of the top plate 9 is reduced, so as to achieve the height adjustment of the device. During traction, according to the thickness of the patient's limb, the positioning bolt 17 is screwed out from the positioning screw hole 18, and then the U-shaped frame 16 is slidably adjusted so that the limb to be pulled can pass through between the U-shaped frame 16 and the connecting plate 15, and then the positioning bolt 17 is screwed into the corresponding positioning screw hole 18 to fix the U-shaped frame 16, and then the traction motor 10 is started, so that the traction motor 10 drives the reel 12 to rotate, and the traction rope 14 is retracted and released through the rotation of the reel 12, and the traction treatment of the patient's limb is achieved through the pulling of the connecting plate 15 by the traction rope 14.

[0026] The installation method, connection method or setting method of the traction device of the utility model are all common mechanical methods, and any method that can achieve its beneficial effects can be implemented; the adjustment motor, traction motor and fixed pulley of the traction device of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A traction device, comprising a base (1), characterized in that: It also includes an adjustment mechanism and a traction mechanism; A base (1), wherein an adjustment mechanism is fixedly mounted on the base (1); The adjusting mechanism comprises a fixed sleeve (2) and a sliding column (7), wherein the fixed sleeve (2) is fixedly mounted on the top of the base (1), an adjusting motor (3) is fixedly mounted on the fixed sleeve (2), a driving shaft (4) is rotatably mounted on the fixed sleeve (2), a front end of the driving shaft (4) is fixedly connected to an output end of the adjusting motor (3), a gear (5) is fixedly mounted on the driving shaft (4), two groups of guide rails (6) are fixedly mounted on the inner wall of the fixed sleeve (2) in a symmetrical manner, two groups of guide grooves are symmetrically mounted on the sliding column (7), the sliding column (7) is slidably mounted on the fixed sleeve (2) through the cooperation of the guide grooves and the guide rails (6), a rack (8) is fixedly connected to the rear end of the sliding column (7), and the rack (8) is meshed with the gear (5); The traction mechanism comprises a top plate (9), the bottom end of the top plate (9) is fixedly connected to the top end of a sliding column (7), the front end of the sliding column (7) is symmetrically fixedly connected with two groups of fixed plates (11), wherein a traction motor (10) is fixedly installed on the right group of fixed plates (11), and reels (12) are rotatably provided on the two groups of fixed plates (11), the right end of the reel (12) is fixedly connected to the output end of the traction motor (10), two groups of fixed pulleys (13) are fixedly installed on the bottom of the top plate (9), and a traction rope is fixedly wound on the reel (12). (14), the tail end of the traction rope (14) is passed around the two groups of fixed pulleys (13), the tail end of the traction rope (14) is fixedly connected to a connecting plate (15), the connecting plate (15) is provided with two groups of sliding holes, a U-shaped frame (16) is provided on the connecting plate (15) through the sliding holes, and the left and right ends of the connecting plate (15) are both screwed with positioning bolts (17), and a plurality of groups of positioning screw holes (18) are equidistantly provided on both sides of the U-shaped frame (16) to match the positioning bolts (17), and the two groups of positioning bolts (17) are respectively screwed into the two groups of positioning screw holes (18).

2. A traction device according to claim 1, characterized in that: Four sets of universal wheels (21) are fixedly mounted on the bottom end of the base (1).

3. A traction device according to claim 2, characterized in that: The top ends of both sides of the U-shaped frame (16) are fixedly connected to limit plates (19).

4. A traction device according to claim 3, characterized in that: A protective soft cover (20) is fixedly sleeved on the outer wall of the U-shaped frame (16), and a protective soft pad (23) is fixedly connected to the bottom of the connecting plate (15).

5. A traction device according to claim 4, characterized in that: A reinforcing plate (22) is fixedly connected between the front end of the fixed sleeve (2) and the top end of the base (1).

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