Adjustable Thomas frame

Abstract

The utility model discloses an adjustable Thomas frame which comprises a bottom frame and a mounting frame, the bottom frame and the mounting frame are connected through a plurality of vertical rods, lifting mechanisms are arranged at the bottoms of the vertical rods, the bottom frame comprises two lower telescopic rods, the two sides of the two lower telescopic rods are connected through a cross beam, the mounting frame comprises two upper telescopic rods, and the two upper telescopic rods are connected through a cross beam. The upper telescopic rod and the lower telescopic rod each comprise a fixing rod and an adjusting rod, an adjusting groove is formed in the end, close to the adjusting rod, of the fixing rod, the end, close to the fixing rod, of the adjusting rod is located in the adjusting groove, and a fastening bolt for fixing the adjusting rod is installed on the side face of the adjusting groove. The length of the Thomas frame is adjusted through stretching and retracting of the lower telescopic rod and the upper telescopic rod, the Thomas frame can meet different use requirements, the occupied size during storage can be reduced, and space is saved; the height of the Thomas frame is adjusted through the lifting mechanism, so that the traction height is convenient to adjust, and the adaptability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of orthopedic traction frames, in particular to the technical field of Thomas frames. Background Art

[0002] The main orthopedic traction frames include Brown frame, Thomas frame, ulnar olecranon traction frame and Russel traction frame. Brown frame can place the joints of the affected lower limb in functional position and prevent the patient from sliding down to the traction side; Thomas frame can suspend the lower part of the affected limb, which is convenient for dressing change and wound healing; ulnar olecranon traction frame is mainly used for traction treatment of upper limb humeral fracture and forearm ulna and radius fracture; Russel traction frame uses traction bed frame for special assembly to form combined traction, and the limb does not need other support to support.

[0003] The existing Thomas racks all adopt an integrated structure and cannot be extended or retracted, and the height cannot be adjusted, and the size cannot be adjusted according to different usage requirements. Utility Model Content

[0004] The purpose of the utility model is to solve the problems in the prior art and to provide an adjustable Thomas frame which can solve the above problems.

[0005] To achieve the above-mentioned purpose, the utility model proposes an adjustable Thomas frame, comprising a base frame and a mounting frame, wherein the base frame and the mounting frame are connected by a plurality of vertical rods, a lifting mechanism is provided at the bottom of the vertical rods, the base frame comprises two lower telescopic rods, the two sides of the two lower telescopic rods are connected by a cross beam, the mounting frame comprises two upper telescopic rods, a traction frame is installed at one end of the two upper telescopic rods, and an inclined bracket is installed at the other end, the upper telescopic rod and the lower telescopic rod each comprise a fixing rod and an adjusting rod, an adjusting groove is provided at one end of the fixing rod close to the adjusting rod, an end of the adjusting rod close to the fixing rod is located in the adjusting groove, and a fastening bolt for fixing the adjusting rod is installed on the side of the adjusting groove.

[0006] Preferably, the lifting mechanism includes an adjusting box, the bottom of which is fixed on the base frame, the bottom end of the vertical rod is provided with a threaded groove, a threaded column is threadedly installed in the threaded groove, the bottom end of the threaded column is rotatably installed in the adjusting box, a worm wheel is fixed to the part of the threaded column located in the adjusting box, a worm is meshed with a worm on the side of the worm wheel, and the worm is rotatably installed in the adjusting box.

[0007] Preferably, one end of the worm screw passes through the outside of the adjustment box and is provided with a rotating handle.

[0008] Preferably, fixing strips are installed on both sides of the cross beam, and a fixing plate is connected to the end of the fixed part away from the cross beam, and fixing bolts are installed on the fixing plate.

[0009] Preferably, the fixing strip is slidably arranged above the cross beam, an adjusting bolt is arranged on the fixing strip, and a plurality of threaded holes are opened on the cross beam.

[0010] The beneficial effects of the utility model are as follows: the utility model can adapt to different usage requirements by adjusting the length of the Thomas frame through the extension and retraction of the lower telescopic rod and the upper telescopic rod, and can also reduce the occupied volume when stored, saving space; the height of the Thomas frame can be adjusted by the lifting mechanism, which is convenient for adjusting the traction height and has higher adaptability; the bottom of the Thomas frame can be fixed to both sides of the bed edge by fixing plates, thereby improving the installation stability of the Thomas frame.

[0011] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0013] Figure 2 It is a schematic diagram of the lifting mechanism of the utility model;

[0014] Figure 3 It is the installation diagram of the utility model;

[0015] Figure 4 It is a structural schematic diagram of the fixing strip of the utility model.

[0016] In the figure: 1-base frame, 2-mounting frame, 3-vertical rod, 4-lower telescopic rod, 5-cross beam, 6-upper telescopic rod, 7-adjusting box, 8-threaded column, 9-worm gear, 10-worm, 11-fixing bar, 12-fixing plate, 13-threaded hole, 61-fixing rod, 62-adjusting rod, 63-adjusting slot. DETAILED DESCRIPTION

[0017] Example 1

[0018] An adjustable Thomas frame includes a base frame 1 and a mounting frame 2, wherein the base frame 1 and the mounting frame 2 are connected by a plurality of vertical rods 3, a lifting mechanism is provided at the bottom of the vertical rods 3, the base frame 1 includes two lower telescopic rods 4, and the two sides of the two lower telescopic rods 4 are connected by a cross beam 5, the mounting frame 2 includes two upper telescopic rods 6, a traction frame is installed at one end of the two upper telescopic rods 6, and a tilt bracket is installed at the other end, the upper telescopic rods 6 and the lower telescopic rods 4 both include a fixing rod 61 and an adjusting rod 62, an adjusting groove 63 is provided at one end of the fixing rod 61 close to the adjusting rod 62, an end of the adjusting rod 62 close to the fixing rod 61 is located in the adjusting groove 63, a fastening bolt for fixing the adjusting rod 62 is installed on the side of the adjusting groove 63, and the lifting mechanism is a telescopic rod structure.

[0019] Example 2

[0020] See also Figure 1 , Figure 2 The adjustable Thomas frame includes a base frame 1 and a mounting frame 2, wherein the base frame 1 and the mounting frame 2 are connected by a plurality of vertical rods 3, and a lifting mechanism is provided at the bottom of the vertical rods 3. The base frame 1 includes two lower telescopic rods 4, and the two sides of the two lower telescopic rods 4 are connected by a cross beam 5. The mounting frame 2 includes two upper telescopic rods 6, and a traction frame is installed at one end of the two upper telescopic rods 6, and a tilt bracket is installed at the other end. The upper telescopic rods 6 and the lower telescopic rods 4 each include a fixed rod 61 and an adjusting rod 62, and an adjusting slot 63 is provided at one end of the fixed rod 61 close to the adjusting rod 62, and an adjusting slot 63 is provided at one end of the adjusting rod 62 close to the fixed rod 61. The end is located in the adjusting groove 63, and a fastening bolt for fixing the adjusting rod 62 is installed on the side of the adjusting groove 63. The lifting mechanism includes an adjusting box 7, and the bottom of the adjusting box 7 is fixed on the base frame 1. The bottom end of the vertical rod 3 is provided with a threaded groove, and a threaded column 8 is threadedly installed in the threaded groove. The bottom end of the threaded column 8 is rotatably installed in the adjusting box 7, and a worm gear 9 is fixed to the part of the threaded column 8 located in the adjusting box 7. A worm 10 is meshed with the side of the worm gear 9, and the worm 10 is rotatably installed in the adjusting box 7. One end of the worm 10 passes through the outside of the adjusting box 7 and is installed with a rotating handle.

[0021] Example 3

[0022] See also Figure 1 , Figure 2 , Figure 3 and Figure 4, an adjustable Thomas frame, including a base frame 1 and a mounting frame 2, the base frame 1 and the mounting frame 2 are connected by a plurality of vertical rods 3, a lifting mechanism is provided at the bottom of the vertical rod 3, the base frame 1 includes two lower telescopic rods 4, the two lower telescopic rods 4 are connected at both sides by a cross beam 5, the mounting frame 2 includes two upper telescopic rods 6, a traction frame is installed at one end of the two upper telescopic rods 6, and a tilt bracket is installed at the other end, the upper telescopic rod 6 and the lower telescopic rod 4 both include a fixed rod 61 and an adjusting rod 62, an adjusting groove 63 is provided at one end of the fixed rod 61 close to the adjusting rod 62, an end of the adjusting rod 62 close to the fixed rod 61 is located in the adjusting groove 63, and a fastening bolt for fixing the adjusting rod 62 is installed on the side of the adjusting groove 63, the lifting mechanism includes an adjusting box 7, The bottom of the adjusting box 7 is fixed on the base frame 1, and a threaded groove is provided at the bottom end of the vertical rod 3, and a threaded column 8 is installed in the threaded groove, and the bottom end of the threaded column 8 is rotatably installed in the adjusting box 7. A worm gear 9 is fixed to the part of the threaded column 8 located in the adjusting box 7, and a worm 10 is meshed on the side of the worm gear 9. The worm 10 is rotatably installed in the adjusting box 7, and one end of the worm 10 penetrates to the outside of the adjusting box 7 and is installed with a rotating handle. Fixing strips 11 are installed on both sides of the beam 5, and a fixing plate 12 is connected to the end fixed away from the beam 5, and a fixing bolt is installed on the fixing plate 12. The fixing strip 11 is slidably arranged above the beam 5, and an adjusting bolt is provided on the fixing strip 11, and a plurality of threaded holes 13 are opened on the beam 5.

[0023] During the working process of the utility model, the adjusting rod is adjusted to a suitable position according to the length requirement, and then fixed to the fixing rod by means of a tightening bolt, and then the Thomas frame is adjusted to a suitable height by turning the handle, and finally the fixing strip is installed on the crossbeam, and the fixing plate is fixed to the bed edge by means of a fixing bolt.

[0024] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. An adjustable Thomas frame, characterized in that: The invention comprises a base frame (1) and a mounting frame (2), wherein the base frame (1) and the mounting frame (2) are connected via a plurality of vertical rods (3), and a lifting mechanism is provided at the bottom of the vertical rods (3). The base frame (1) comprises two lower telescopic rods (4), and the two sides of the two lower telescopic rods (4) are connected via a crossbeam (5). The mounting frame (2) comprises two upper telescopic rods (6), and a traction frame is installed at one end of the two upper telescopic rods (6), and a tilting bracket is installed at the other end. The upper telescopic rods (6) and the lower telescopic rods (4) both comprise a fixing rod (61) and an adjusting rod (62), and an adjusting groove (63) is provided at one end of the fixing rod (61) close to the adjusting rod (62), and the end of the adjusting rod (62) close to the fixing rod (61) is located in the adjusting groove (63), and a fastening bolt for fixing the adjusting rod (62) is installed on the side of the adjusting groove (63).

2. The adjustable Thomas frame according to claim 1, characterized in that: The lifting mechanism comprises an adjusting box (7), the bottom of which is fixed on the base frame (1), the bottom end of the vertical rod (3) is provided with a thread groove, a threaded column (8) is threadedly installed in the thread groove, the bottom end of the threaded column (8) is rotatably installed in the adjusting box (7), a worm wheel (9) is fixed to the part of the threaded column (8) located in the adjusting box (7), a worm (10) is meshed with the side of the worm wheel (9), and the worm (10) is rotatably installed in the adjusting box (7).

3. The adjustable Thomas frame according to claim 2, characterized in that: One end of the worm (10) penetrates the outside of the adjustment box (7) and is provided with a rotating handle.

4. The adjustable Thomas frame according to claim 1, characterized in that: Fixing strips (11) are installed on both sides of the cross beam (5), and one end of the fixed strip away from the cross beam (5) is connected to a fixing plate (12), and fixing bolts are installed on the fixing plate (12).

5. The adjustable Thomas frame according to claim 4, characterized in that: The fixing strip (11) is slidably arranged above the cross beam (5); an adjusting bolt is arranged on the fixing strip (11); and a plurality of threaded holes (13) are opened on the cross beam (5).

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