CN217526258U - Standing bed capable of adjusting flexion and extension of knee joint - Google Patents

Abstract

The utility model discloses a standing bed with adjustable knee joint flexion and extension, comprising a frame body and a flexion and extension mechanism. A bed board is installed in the frame body, and two through grooves are opened on the frame body. Relatively arranged, the flexion and extension mechanism includes an electric push rod and two brackets, the electric push rod is arranged on the back of the bed plate, the piston rod of the electric push rod is connected with a connecting plate, and both ends of the connecting plate are installed with sliding plates. The sliding rod is slidably connected to the through slot, and a mounting plate is installed at one end of the sliding rod away from the connecting plate. There are two swing bars. The utility model can adjust the flexion and extension angle of the patient's knee joint within the range of 0-15° through the coordinated use of the electric push rod, the bracket, the connecting plate, the through groove, the sliding rod, the first swing rod and the second swing rod, and further can Effectively avoid the problem of knee hyperextension.

Description

A standing bed with adjustable knee flexion and extension

technical field

The utility model relates to the field of medical equipment, in particular to a standing bed capable of adjusting the flexion and extension of knee joints.

Background technique

A standing bed is a bed that can be adjusted from a lying position to a standing position. It is an important training aid in rehabilitation training. It is mostly used for patients with cerebral palsy, hemiplegia, etc. For long-term bedridden patients, the standing bed can intelligently simulate normal Human body standing pattern.

The existing standing bed generally does not have the structure to adjust the flexion and extension of the knee joint, and cannot allow the patient to maintain some slight bending after standing (normal walking is at an angle of 0-15°), and it is prone to knee hyperextension (also called knee opistonia). .

Therefore, it is necessary to invent a standing bed with adjustable knee flexion and extension to solve the above problems.

Utility model content

The purpose of this utility model is to provide a standing bed that can adjust the flexion and extension of the knee joint, so as to solve the problem that the existing standing bed generally does not have the structure to adjust the flexion and extension of the knee joint, can not allow the patient to maintain some slight bending after standing, and is prone to knee overextension problem.

In order to achieve the above purpose, the present invention provides the following technical solutions: a standing bed with adjustable knee joint flexion and extension, comprising a frame body and a flexion and extension mechanism, a bed board is installed in the frame body, and two through grooves are opened on the frame body , the two through grooves are arranged oppositely, the flexion and extension mechanism includes an electric push rod and two brackets, the electric push rod is arranged on the back of the bed, the piston rod of the electric push rod is connected with a connecting plate, and the connection Both ends of the plate are installed with sliding rods, the sliding rods are slidably connected with the through grooves, and a mounting plate is installed at one end of the sliding rod away from the connecting plate, and a pendulum rod is connected to the mounting plate through a rotating shaft. The bottom end of the rod one is connected with a swing rod two through a rotating shaft, and the bottom end of the swing rod two is connected with a bracket through a rotating shaft, and the two brackets are arranged oppositely, and the brackets are arranged at the lower part of the frame body and are connected with the frame body. Fixed connection.

Preferably, a pedal is provided at the bottom of the frame, a threaded sleeve is installed on the top of the pedal, the bottom end of the threaded sleeve penetrates the pedal, and a threaded rod is threaded in the threaded sleeve. The top end of the rod is rotatably connected with the bottom of the frame body through a bearing, and a handle is installed on the bottom end of the threaded rod.

Preferably, the pedal is provided with two through holes, the two through holes are symmetrically arranged, a fixing rod is arranged in the through hole, the top of the fixing rod is fixedly connected with the bottom of the frame, and the fixing rod is A baffle plate is installed at the bottom end of the rod, and the pedal is slidably connected with the fixing rod.

Preferably, the sliding rod is provided with a sliding hole, and a guide rod is installed in the through groove, the bottom end of the guide rod passes through the sliding hole and is fixedly connected to the frame body, and the outer wall of the guide rod is sleeved A buffer spring is provided, the buffer spring is clamped between the sliding rod and the frame body, and the sliding rod and the guide rod are in sliding connection.

Preferably, two strip-shaped holes are opened on the bed plate, the two strip-shaped holes are arranged symmetrically, two straps are installed side by side in the strip-shaped holes, and a magic trick is installed on the straps. Hairy surface.

Preferably, two straps are installed at the center of the first swing rod and the second swing rod, and the second strap is installed with a hook surface of a Velcro, and the hook surface of the Velcro is adhesively connected with the rough surface of the Velcro.

Preferably, an installation frame is installed on the back of the bed board, the installation frame is arranged at the lower part of the bed board, and a fixing block is installed at the bottom center of the electric push rod, and the fixing block is fixedly connected with the installation frame by bolts.

In the above-mentioned technical scheme, the technical effect and advantage that the utility model provides:

1. The flexion and extension angle of the patient's knee joint can be adjusted within the range of 0-15° through the use of electric push rods, brackets, connecting plates, through slots, sliding rods, pendulum rod 1 and pendulum rod 2, which can effectively Avoid the problem of knee hyperextension;

2. Through the handle, threaded rod and threaded sleeve, the distance between the pedal and the bed board can be adjusted, so that the patient's feet can better contact the pedal, and it is beneficial to patients of different heights.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only in the present invention For some of the described embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings.

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the connection diagram of the flexion and extension mechanism of the present utility model and the frame;

Figure 3 is an exploded view of the pedal of the utility model.

Description of reference numbers:

1. Frame body; 2. Flexion and extension mechanism; 3. Bar hole; 4. Pedal; 5. Strap 1; 6. Through groove; 7. Buffer spring; 8. Guide rod; 9. Bed board; , mounting bracket; 12, electric push rod; 13, connecting plate; 14, mounting plate; 15, swing rod one; 16, swing rod two; 17, strap two; 18, sliding rod; 19, threaded sleeve; 20 , threaded rod; 21, through hole; 22, fixed rod; 23, baffle; 24, handle.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

The utility model provides a standing bed with adjustable knee joint flexion and extension as shown in FIGS. 1-3 , comprising a frame body 1 and a flexion and extension mechanism 2 . Two through-slots 6 are provided, and the two through-slots 6 are arranged opposite to each other. The flexion and extension mechanism 2 includes an electric push rod 12 and two brackets 10. The electric push rod 12 is arranged on the back of the bed board 9. The piston rod of the push rod 12 is connected with a connecting plate 13 . Both ends of the connecting plate 13 are installed with sliding rods 18 . A mounting plate 14 is installed. The mounting plate 14 is connected with a swing rod 1 15 through a rotating shaft. The bottom end of the swing rod 1 15 is connected with a swing rod 2 16 through the rotating shaft. It is connected with the bracket 10 , and the two brackets 10 are arranged opposite to each other. The brackets 10 are arranged at the lower part of the frame body 1 and are fixedly connected with the frame body 1 .

Further, in the above technical solution, the bottom of the frame body 1 is provided with a pedal 4, the top of the pedal 4 is installed with a threaded sleeve 19, the bottom end of the threaded sleeve 19 penetrates the pedal 4, and the threaded sleeve A threaded rod 20 is threaded in the barrel 19, the top of the threaded rod 20 is rotatably connected to the bottom of the frame 1 through a bearing, and a handle 24 is installed at the bottom end of the threaded rod 20, and the rotation of the threaded rod 20 is controlled by rotating the handle 24 , so that the threaded sleeve 19 drives the pedal 4 to move, and adjusts the distance between the pedal 4 and the bed board 9, so that the patient's feet can better contact the pedal 4, and it is beneficial to patients of different heights.

Further, in the above technical solution, the pedal 4 is provided with two through holes 21, the two through holes 21 are symmetrically arranged, and the through holes 21 are provided with a fixing rod 22, Playing a guiding role, the top end of the fixing rod 22 is fixedly connected with the bottom of the frame body 1, the bottom end of the fixing rod 22 is installed with a baffle 23, and the pedal 4 is slidingly connected with the fixing rod 22. 23 can limit the position of the pedal 4.

Further, in the above technical solution, a sliding hole is formed on the sliding rod 18, and a guide rod 8 is installed in the through groove 6, the guide rod 8 plays a guiding role, and the bottom end of the guide rod 8 passes through. After the sliding hole is fixedly connected to the frame body 1, a buffer spring 7 is sleeved on the outer wall of the guide rod 8, and the buffer spring 7 is clamped between the sliding rod 18 and the frame body 1, and the sliding rod 18 It is slidably connected with the guide rod 8, and the provided buffer spring 7 is used for buffering, which can make the movement of the sliding rod 18 more stable.

Further, in the above technical solution, the bed plate 9 is provided with two strip holes 3, the two strip holes 3 are arranged symmetrically, and two straps are installed side by side in the strip holes 3. 5. The first strap 5 is provided with a velcro surface, the center of the swing rod 1 15 and the swing rod 2 16 are installed with a strap 2 17, and the strap 2 17 is installed with a velcro hook. The hook surface of the Velcro is bonded and connected with the rough surface of the Velcro, and the patient can be fixed on the bed board 9 through the cooperation of the hook surface of the Velcro and the rough surface of the Velcro.

Further, in the above technical solution, a mounting frame 11 is installed on the back of the bed board 9 , the mounting frame 11 is arranged at the lower part of the bed board 9 , and a fixing block is installed at the bottom center of the electric push rod 12 . The fixing block is fixedly connected with the mounting frame 11 through bolts, and the provided fixing block facilitates the installation of the electric push rod 12 .

This practical working principle:

Referring to the accompanying drawings 1 and 2 of the description, when in use, use the first strap 5 and the strap two 17 to fix the patient's leg, try to make the knee joint at the connection between the swing rod one 15 and the swing rod two 16, after standing, The connecting plate 13 is controlled by the electric push rod 12 to drive the sliding rod 18 to reciprocate up and down in the through groove 6, so that the sliding rod 18 drives the swing rod 1 15 to swing, and the swing rod 1 15 drives the swing rod 2 16 to swing, and the swing rod 1 15 is used to swing the swing rod 1. Adjust the flexion and extension angle of the patient's knee joint with the pendulum bar 2 16, generally within the range of 0-15°, which can effectively avoid the problem of knee hyperextension;

Referring to Figures 1-3 of the description, after the patient lies on the bed board 9, the threaded rod 20 is controlled to rotate by turning the handle 24, so that the threaded sleeve 19 drives the pedal 4 to move, and adjusts the distance between the pedal 4 and the bed board 9, so that the patient's The feet can better contact the pedal 4, and it is beneficial for patients of different heights to use.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it goes without saying that for those of ordinary skill in the art, without departing from the spirit and scope of the present invention, various different Modifications are made to the described embodiments. Accordingly, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims (7)

1. The utility model provides an adjustable knee joint bends and stretches bed of standing, includes framework (1) and bends and stretches mechanism (2), its characterized in that: install bed board (9) in framework (1), two logical groove (6) have been seted up on framework (1), two it is relative setting to lead to groove (6), bend to stretch mechanism (2) including electric putter (12) and two supports (10), electric putter (12) set up at the bed board (9) back, the piston rod of electric putter (12) is connected with connecting plate (13), slide bar (18) are all installed at the both ends of connecting plate (13), slide bar (18) and logical groove (6) sliding connection, the one end that connecting plate (13) were kept away from in slide bar (18) is installed mounting panel (14), be connected with pendulum rod (15) through the pivot on mounting panel (14), the bottom of pendulum rod (15) is connected with pendulum rod two (16) through the pivot, the bottom of pendulum rod two (16) links to each other through pivot and support (10), and two support (10) are relative setting, support (10) set up in the lower part of framework (1) and with framework (1) fixed connection.

2. The standing bed capable of adjusting knee flexion and extension as claimed in claim 1, wherein: the bottom of framework (1) is equipped with footboard (4), threaded sleeve (19) are installed at footboard (4) top, footboard (4) are run through to the bottom of threaded sleeve (19), there is threaded rod (20) through threaded connection in threaded sleeve (19), the top of threaded rod (20) is passed through the bearing and is connected with framework (1) bottom rotation, handle (24) are installed to the bottom of threaded rod (20).

3. The standing bed with adjustable knee flexion and extension as claimed in claim 2, wherein: two through-holes (21) have been seted up on footboard (4), two through-hole (21) are the symmetry and set up, be equipped with dead lever (22) in through-hole (21), the top and framework (1) bottom fixed connection of dead lever (22), baffle (23) are installed to the bottom of dead lever (22), just footboard (4) are sliding connection with dead lever (22).

4. The standing bed with adjustable knee flexion and extension as claimed in claim 1, wherein: the utility model discloses a buffer device for the automobile seat, including lead to groove (6), the bottom of guide bar (8) is passed slide hole back and is connected with framework (1) fixed connection, the cover is equipped with buffer spring (7) on the outer wall of guide bar (8), buffer spring (7) are by the centre gripping between slide bar (18) and framework (1), just slide bar (18) are sliding connection with guide bar (8).

5. The standing bed with adjustable knee flexion and extension as claimed in claim 1, wherein: two strip-shaped holes (3) are formed in the bed plate (9), the two strip-shaped holes (3) are symmetrically arranged, two binding bands (5) are installed in the strip-shaped holes (3) side by side, and a magic tape matt surface is installed on the binding bands (5).

6. The standing bed capable of adjusting knee flexion and extension as claimed in claim 5, wherein: and the centers of the first swing rod (15) and the second swing rod (16) are provided with a second bandage (17), the second bandage (17) is provided with a hook-and-loop fastener, and the hook-and-loop fastener is bonded and connected with the hook-and-loop fastener.

7. The standing bed with adjustable knee flexion and extension as claimed in claim 1, wherein: the back mounted of bed board (9) has mounting bracket (11), mounting bracket (11) set up in bed board (9) lower part, just the bottom center department of electric putter (12) installs the fixed block, the fixed block passes through bolt and mounting bracket (11) fixed connection.

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