CN112006865A

CN112006865A - Multifunctional footrest frame

Info

Publication number: CN112006865A
Application number: CN202011015939.7A
Authority: CN
Inventors: 邓丽媚; 周小伟
Original assignee: Peoples Hospital of Baise
Current assignee: Peoples Hospital of Baise
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2020-12-01

Abstract

The invention belongs to the technical field of medical instruments, and particularly discloses a multifunctional foot rest which comprises first to seventh cushion blocks; the first cushion block and the second cushion block are connected in a sliding mode, and the third cushion block and the second cushion block are connected in a sliding mode; the fourth to seventh cushion blocks are all U-shaped; two opposite side plates of the fourth cushion block are sleeved with the left side and the right side of the third cushion block and are in sliding connection; the second cushion block is divided into a left cushion block and a right cushion block; the first cushion block to the fourth cushion block form an upper cushion block; a groove is formed in the upper end face of the upper cushion block, and groove rails of the groove respectively penetrate through the first cushion block to the fourth cushion block; the cross telescopic mechanism is arranged in the groove, so that the opening of the groove can be enlarged or reduced; and a plurality of spiral holes are vertically and equidistantly formed in the two opposite side plates of the fifth cushion block to the seventh cushion block, can be matched with second grooves formed in the left and right outer walls of the first cushion block, the second cushion block and the fourth cushion block, and are fixedly connected through bolts. The advantage is that the foot rest size, height, length adjustment are nimble, convenient operation.

Description

Multifunctional footrest frame

Technical Field

The invention belongs to the technical field of medical appliances, and particularly relates to a multifunctional footrest.

Background

Currently, for burn patients, particularly those in the legs, it is necessary to graft new skin to the wounded site, where the skin is called a flap. However, the skin flap needs to be in a new position for a long time, the patient needs to lie in bed, and particularly in winter, if the patient is cold, the patient can be pressed to the position of the skin flap after covering a quilt. Can affect the recovery of the patient and the new skin growth of the patient. Therefore, the multifunctional foot rest is designed to prevent the leg from being pressed.

The prior art is retrieved: the invention discloses a supporting and adjusting device used after a flap transfer operation, which comprises a leg lifting pad main body, wherein the upper surface of the leg lifting pad main body is adapted to the contour of the rear side of a leg, and the supporting and adjusting device comprises: lift the middle part of leg pad main part and cut the skin grafting portion and put the dead slot, skin grafting portion puts the dead slot opening in lifting leg pad main part upper surface, when suffering from the limb and putting on lifting leg pad main part, the skin grafting part of suffering from the limb just in time is in skin grafting portion and puts the dead slot top, skin grafting portion puts the dead slot fit in has the obturator, skin grafting portion puts the wall and the bottom of dead slot and is provided with the magic wainscot, the wall and the bottom of obturator also set up the magic wainscot correspondingly, the obturator can be fixed in skin grafting portion and puts the dead slot through the magic wainscot. The invention has the advantages of simple and convenient operation, wide applicable population and regulation function. The disadvantages are that the flexibility is not high, it is difficult to satisfy patients of different leg types, and the comfort is not high.

Disclosure of Invention

The invention aims to solve the problems and provides a multifunctional footrest, the height of the footrest can be adjusted, the size of a groove can be adjusted, the requirements of patients with different leg types can be flexibly met, the flap can be suspended to prevent ventilation and accelerate the healing of the flap, the suspended size can be adjusted according to the size of the flap, and the multifunctional footrest is high in adaptability.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the multifunctional footrest comprises a first cushion block, a second cushion block, a third cushion block, a fourth cushion block, a fifth cushion block, a sixth cushion block and a seventh cushion block;

the first cushion block, the second cushion block, the third cushion block and the fourth cushion block are connected in parallel in sequence, and the four cushion blocks are equal in height;

the side wall of the first cushion block, which is opposite to the side wall of the second cushion block, is connected with the first bump in a sliding mode through a first T-shaped sliding groove;

the side wall of the third cushion block, which is opposite to the second cushion block, is in sliding connection with the second bump through a second T-shaped sliding groove;

the fourth cushion block is U-shaped; the inner walls of two opposite side plates of the fourth cushion block are provided with third convex blocks;

the second cushion block is divided into a left cushion block and a right cushion block, a first T-shaped sliding groove and a second T-shaped sliding groove are formed in the front outer wall and the rear outer wall of the left cushion block and the rear outer wall of the right cushion block respectively, and sliding groove tracks of the first T-shaped sliding groove and the second T-shaped sliding groove are parallel to the horizontal plane; the soil contact surfaces of the left cushion block and the right cushion block are equally divided along the length direction of the groove;

third T-shaped sliding grooves are formed in the outer walls of the left side and the right side of the third cushion block, third convex blocks on the fourth cushion block are respectively sleeved in the third T-shaped sliding grooves, and the fourth cushion block is pulled to move away from or close to the third cushion block along the horizontal line;

the first cushion block, the second cushion block, the third cushion block and the fourth cushion block form an upper cushion block;

a groove is formed in the upper end face of the upper cushion block, and a groove track of the groove penetrates through the first cushion block, the second cushion block, the third cushion block and the fourth cushion block respectively;

a cross telescopic mechanism is further arranged below the grooves formed in the first cushion block, the third cushion block and the fourth cushion block, and the cross telescopic mechanism can be pushed and pulled to realize the extension or the shortening of the first cushion block and the third cushion block along the telescopic direction of the cross telescopic mechanism and can realize the stretching or the shortening of the opening of the groove;

the fifth cushion block, the sixth cushion block and the seventh cushion block are all U-shaped; a plurality of spiral holes are vertically and equidistantly formed in two opposite side plates of the fifth cushion block, the sixth cushion block and the seventh cushion block; the two side plates of the fifth cushion block, the sixth cushion block and the seventh cushion block are equal in height; the bottom plates of the fifth cushion block, the sixth cushion block and the seventh cushion block are all provided with a cross telescopic mechanism, and the fifth cushion block, the sixth cushion block and the seventh cushion block can be stretched or shortened along the telescopic direction of the cross telescopic mechanism by pushing and pulling the cross telescopic mechanism;

a plurality of second grooves are vertically and equidistantly formed in the outer walls of two opposite sides of the first cushion block and the second cushion block, which are far away from the cross telescopic mechanism, and internal threads are formed in the inner walls of the second grooves;

a plurality of second grooves are vertically and equidistantly formed in the outer walls of two opposite side plates of the fourth cushion block, and internal threads are formed in the inner walls of the second grooves;

the seventh cushion block, the sixth cushion block and the fifth cushion block are respectively sleeved with the first cushion block, the second cushion block and the fourth cushion block; the threaded holes formed in the seventh cushion block, the sixth cushion block and the fifth cushion block can be correspondingly matched with the grooves formed in the first cushion block, the second cushion block and the fourth cushion block on the same vertical line; the seventh cushion block is fixedly connected with the first cushion block through threads by a bolt penetrating through a threaded hole in the seventh cushion block and a groove in the first cushion block; the sixth cushion block is fixedly connected with the second cushion block through threads by a bolt penetrating through a threaded hole in the sixth cushion block and a groove in the second cushion block; and the bolt penetrates through a threaded hole in the fifth cushion block and a groove in the fourth cushion block to enable the fifth cushion block and the fourth cushion block to be in threaded fixed connection.

Further, a first T-shaped sliding groove and a second T-shaped sliding groove are formed in two side walls of the second cushion block respectively;

the chute tracks of the first T-shaped chute and the second T-shaped chute are parallel to the telescopic track direction of the cross telescopic mechanism;

two first lugs are arranged on the first cushion block in parallel, and the two first lugs are far away from the cross telescopic mechanism;

the second lugs are arranged on the third cushion block in parallel, and the two second lugs are far away from the cross telescopic mechanism.

Further, the two third protruding blocks are respectively arranged on the inner walls of the two opposite side plates of the fourth cushion block and far away from the bottom plate of the fourth cushion block.

Further, the cross telescopic mechanisms respectively comprise a first rotating rod, a second rotating rod, a third rotating rod, a fourth rotating rod, a first fixing rod, a second fixing rod and a third fixing rod, the front end of the middle part of the first rotating rod and the rear end of the middle part of the second rotating rod are fixedly installed through a locking bolt, the front end of the middle part of the third rotating rod and the rear end of the middle part of the fourth rotating rod are also fixedly installed through a locking bolt, the bottom end of the first rotating rod and the top end of the fourth rotating rod are respectively provided with a fixed first bolt in a penetrating manner, the first rotating rod is in threaded connection with the end surface, close to one side of the first fixing rod, on the third fixing rod through a fixed first bolt, the fourth rotating rod is in threaded connection with the end surface, close to one side of the first fixing rod, the bottom end of the second rotating rod and the bottom end of the third rotating rod are respectively provided with a fixed second bolt in a penetrating manner, the second rotating rod and the third rotating rod are both connected with a sliding block through fixed second bolt in a threaded, the third fixing rod, the second fixing rod and the end face of the first fixing rod, which is close to the other side of the first fixing rod, are provided with sliding grooves, the outer wall of the sliding block is connected with the inner wall of the sliding groove in a sliding manner, a fixed third bolt penetrates through the top end of the third rotating rod and is in threaded connection with the end face of the second fixing rod, which is close to one side of the second fixing rod, a fixed fourth bolt penetrates through the bottom end of the fourth rotating rod, and the fixed fourth bolt penetrates through the top end of the first rotating rod and is in threaded connection with the end face of the sliding block; and one side walls of the first fixing rod and the third fixing rod are respectively connected with the first cushion block, the second cushion block, the third cushion block, the fourth cushion block, the fifth cushion block, the sixth cushion block and the seventh cushion block.

Further, the upper end faces of the groove tracks of the grooves in the first cushion block, the second cushion block and the fourth cushion block are further padded with a layer of soft cushion.

Further, the upper end surfaces of the first cushion block and the fourth cushion block are respectively provided with a door frame type support frame, and the bottom ends of two vertical supports of the door frame type support frame are respectively arranged on the upper end surfaces of the first cushion block and the fourth cushion block; and the beam rods of the doorframe-type support frame are equal to the long edges of the first cushion block and the fourth cushion block in length.

Further, the beam rods of the doorframe-type support frame are parallel to the upper end faces of the first cushion block and the fourth cushion block.

Further, the beam rod is a telescopic rod.

Further, a foot sole foot pad is further arranged on the first cushion block, the foot sole foot pad is U-shaped, the opening end of the U-shaped foot pad is connected to the rear side face of the first cushion block, and the closed end of the U-shaped foot pad is far away from the first cushion block.

Further, the depth of the groove is 2-4 cm.

Due to the adoption of the technical scheme, the invention has the following beneficial effects:

the multifunctional foot rest can adjust the size of the adaptive groove according to the sizes of different patient leg types, can adjust the height and/or the length of the groove according to the requirement, has flexible adjustment, and can prevent a quilt from being pressed to a flap position in winter or cold weather. Can affect the recovery of the patient and the new skin growth of the patient. The structure of the invention is convenient to operate, and has good popularization and application.

Drawings

Fig. 1 is an exploded view of seven spacer blocks in accordance with a preferred embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a preferred embodiment of the present invention.

Fig. 3 is a schematic structural diagram of another preferred embodiment of the present invention.

Fig. 4 is a schematic structural diagram of another preferred embodiment of the present invention.

FIG. 5 is a drawing of the cross retractor mechanism of the present invention in an extended position.

FIG. 6 is a drawing showing the cross telescoping mechanism in a retracted state.

In the drawing, a first cushion block 1, a second cushion block 2, a third cushion block 3, a fourth cushion block 4, a fifth cushion block 5, a sixth cushion block 6, a seventh cushion block 7, a second groove 8, a threaded hole 9, a bolt 10, a cross telescopic mechanism 11, a first convex block 12, a first T-shaped chute 13, a second T-shaped chute 14, a second convex block 15, a third T-shaped chute 16, a third convex block 17, a support frame 18, a beam rod 181, a cushion 19, a groove 20, a first fixing rod 110, a first rotating rod 111, a second rotating rod 112, a third rotating rod 113, a fourth rotating rod 114, a locking bolt 115, a first bolt 116, a second bolt 117, a sliding block 118, a chute 119, a third bolt 120, a second fixing rod 122, a third fixing rod 123 and a sole pad 21 are marked.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1:

referring to fig. 1-6, the multifunctional footrest includes a first cushion block 1, a second cushion block 2, a third cushion block 3, a fourth cushion block 4, a fifth cushion block 5, a sixth cushion block 6, and a seventh cushion block 7;

since the flap operation is performed on the leg portion divided into the left and right legs, but the leg is supported by the flap operation in a symmetrical structure, and the structure and the function are the same, the detailed description will be given.

The first cushion block 1, the second cushion block 2, the third cushion block 3 and the fourth cushion block 4 are sequentially connected side by side, the four cushion blocks are equal in height, preferably equal in length, and the width of the second cushion block 2 is 2-4 times that of the first cushion block 1 and the third cushion block 3; the opposite side walls of the first cushion block 1 and the second cushion block 2 are in sliding connection with the first bump 12 through a first T-shaped sliding groove 13; the opposite side walls of the third cushion block 3 and the second cushion block 2 are in sliding connection with a second bump 15 through a second T-shaped sliding groove 14;

the fourth cushion block 4 is U-shaped; the inner walls of two opposite side plates of the fourth cushion block 4 are provided with third convex blocks 17;

the second cushion block 2 is divided into a left cushion block and a right cushion block, preferably the left cushion block and the right cushion block are equally divided, the groove 20 is divided into two halves, the front outer wall and the rear outer wall of the left cushion block and the right cushion block are respectively provided with a first T-shaped sliding chute 13 and a second T-shaped sliding chute 14, sliding rails of the first T-shaped sliding chute 13 and the second T-shaped sliding chute 14 are parallel to the horizontal plane, and the first T-shaped sliding chute 13 and the second T-shaped sliding chute 14 are on the same horizontal line; the bordering surfaces of the left cushion block and the right cushion block are equally divided along the length direction of the groove 20;

third T-shaped sliding grooves 16 are formed in the outer walls of the left side and the right side of the third cushion block 3, third convex blocks 17 on the fourth cushion block 4 are respectively sleeved in the third T-shaped sliding grooves 16, and the fourth cushion block 4 is pulled to move away from or close to the third cushion block 3 along the horizontal plane;

the first cushion block 1, the second cushion block 2, the third cushion block 3 and the fourth cushion block 4 form an upper cushion block; a groove 20 is formed in the upper end face of the upper cushion block (preferably, the maximum depth of the groove 20 is 2-4 cm), a track in the groove length direction of the groove 20 penetrates through the first cushion block 1, the second cushion block 2, the third cushion block 3 and the fourth cushion block 4 respectively, and preferably, the groove 20 is formed in the middle position (equal division position) of the upper end face; a cross telescopic mechanism 11 is further arranged below a groove 20 formed in the first cushion block 1, the third cushion block 3 and the fourth cushion block 4 (namely, the first cushion block 1, the third cushion block 3 and the fourth cushion block 4 are equally divided into a left plate and a right plate along a midline from the bottom of the groove 20, and the left plate and the right plate are connected through the cross telescopic mechanism 11), the first cushion block 1 and the third cushion block 3 can be extended or shortened along the telescopic direction of the cross telescopic mechanism 11 by pushing and pulling the cross telescopic mechanism 11, and the opening size of the groove 20 can be stretched or shortened; the second cushion block 2 is equally divided into a left cushion block and a right cushion block which are arranged side by side along the length direction of the groove 20; the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7 are all U-shaped; a plurality of spiral holes are vertically and equidistantly formed in two opposite side plates of the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7; the two side plates of the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7 are equal in height; the bottom plates of the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7 are all provided with a cross telescopic mechanism 11 (namely, the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7 are equally divided into a left plate and a right plate along a midline from the bottom of the groove 20, and the left plate and the right plate are connected through the cross telescopic mechanism 11), and the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7 can be extended or shortened along the telescopic direction of the cross telescopic mechanism 11 by pushing and pulling the cross telescopic mechanism 11; a plurality of second grooves 8 are vertically and equidistantly formed in the outer walls of two opposite sides, far away from the cross telescopic mechanism 11, of the first cushion block 1 and the second cushion block 2, and internal threads are formed in the inner walls of the second grooves 8;

a plurality of second grooves 8 are vertically and equidistantly formed in the outer walls of two opposite side plates of the fourth cushion block 4, and internal threads are formed in the inner walls of the second grooves 8;

the seventh cushion block 7, the sixth cushion block 6 and the fifth cushion block 5 are respectively sleeved with the first cushion block 1, the second cushion block 2 and the fourth cushion block 4; threaded holes 9 formed in the seventh cushion block 7, the sixth cushion block 6 and the fifth cushion block 5 can be correspondingly matched with grooves 20 formed in the first cushion block 1, the second cushion block 2 and the fourth cushion block 4 on the same vertical line respectively; the bolt 10 penetrates through the threaded hole 9 in the seventh cushion block 7 and the groove 20 in the first cushion block 1, so that the seventh cushion block 7 is fixedly connected with the first cushion block 1 through threads; the bolt 10 penetrates through a threaded hole 9 in the sixth cushion block 6 and a groove 20 in the second cushion block 2, so that the sixth cushion block 6 is fixedly connected with the second cushion block 2 through threads; the bolt 10 penetrates through the threaded hole 9 in the fifth cushion block 5 and the groove 20 in the fourth cushion block 4, so that the fifth cushion block 5 is in threaded fixed connection with the fourth cushion block 4.

Different patients' body shape is different, and the thickness of leg is different, and comparatively thick and fat leg need heighten the height of putting the leg frame, adjusts through adjusting threaded hole 9 on seventh cushion 7, sixth cushion 6, the fifth cushion 5 corresponds the position at first cushion 1, second cushion 2, the second recess 8 that fourth cushion 4 corresponds respectively as required, can adjust whole height of putting the leg frame.

In addition, the heights of the seventh cushion block 7 and the first cushion block 1, the sixth cushion block 6 and the second cushion block 2, and the fifth cushion block 5 which correspond to the fourth cushion block 4 can be adjusted to be uniform on the same parallel surface, and can also be adjusted to be in a rising trapezoid shape or a falling trapezoid shape according to the needs of patients.

A first T-shaped sliding groove 13 and a second T-shaped sliding groove 14 are respectively formed in two opposite side walls (front and rear side walls) of the second cushion block 2; the chute tracks of the first T-shaped chute 13 and the second T-shaped chute 14 are in the same direction as the telescopic track direction of the cross telescopic mechanism 11; two first lugs 12 are arranged on the first cushion block 1 in parallel, and two first lugs 15 are arranged far away from the cross telescopic mechanism 11 on the first cushion block 1; the second protruding blocks 15 are arranged on the third cushion block 3 in parallel, and the two second protruding blocks 15 are far away from the cross telescopic mechanism 11 on the third cushion block 3. The third protruding blocks 17 are respectively located on the inner walls of two opposite side plates of the fourth cushion block 4 and far away from the bottom plate of the fourth cushion block 4.

Referring to fig. 5 and 6, each of the cross telescopic mechanisms includes a first rotating rod 111, a second rotating rod 112, a third rotating rod 113, a fourth rotating rod 114, a first fixing rod 110, a second fixing rod 122 and a third fixing rod 123, the front end of the middle portion of the first rotating rod and the rear end of the middle portion of the second rotating rod 112 are fixedly installed through a locking bolt 115, the front end of the middle portion of the third rotating rod 113 and the rear end of the middle portion of the fourth rotating rod 114 are also fixedly installed through a locking bolt 115, a first fixing bolt 116 penetrates through the bottom end of the first rotating rod 111 and the top end of the fourth rotating rod 114, the first rotating rod 111 is in threaded connection with the end surface of the third fixing rod 110 close to one side thereof through a first fixing bolt 116, the fourth rotating rod 114 is in threaded connection with the end surface of the first fixing rod 123 close to one side thereof through a first fixing bolt 116, a second fixing bolt 117 penetrates through the bottom end of the second rotating rod 112 and the bottom end of the third rotating rod 113, the second rotating rod 112 and the third rotating rod 113 are both in threaded connection with a sliding block 118 through a fixed second bolt 117, the end faces of the third fixed rod 123, the second fixed rod 122 and the first fixed rod 110 close to the other side of the third fixed rod are all provided with sliding grooves 119, the outer wall of the sliding block 118 is in sliding connection with the inner wall of the sliding groove 119, the top end of the second rotating rod 112 is provided with a fixed third bolt 120 in a penetrating manner, the fixed third bolt 120 penetrates through the top end of the third rotating rod 113 and is in threaded connection with the end face of the second fixed rod 122 close to one side of the second fixed rod, the bottom end of the fourth rotating rod 114 is provided with a fixed fourth bolt 121 in a penetrating manner, and the fixed fourth bolt 121 penetrates through the top end of the first rotating rod 111 and is in threaded connection with; one side walls of the first fixing rod 110 and the third fixing rod 123 are respectively connected to the first cushion block 1, the second cushion block 2, the third cushion block 3, the fourth cushion block 4, the fifth cushion block 5, the sixth cushion block 6 and the seventh cushion block 7.

Referring to fig. 3, a sole pad 21 is further disposed on the first cushion block 1, the sole pad 21 is U-shaped, an open end of the U-shape is connected to a rear side surface of the first cushion block 1, a closed end of the U-shape is disposed away from the first cushion block 1, an upper end surface of the sole pad 21 is lower than a bottom horizontal surface of the groove 20, and the sole pad 21 and the groove 20 can support legs and feet of a patient on the same horizontal straight line in the same vertical direction. The foot sole 21 is connected to the rear side of the first cushion block 1 in a fixed manner (e.g., welding, riveting, etc., which are common fixed connection manners), or in a detachable manner (e.g., mechanical connection manners such as snapping, etc., which are common in mechanical structures).

Referring to fig. 2, the upper end surface of the groove track of the groove 20 of the first cushion block 1, the second cushion block 2 and the fourth cushion block 4 is further padded with a layer of soft cushion 19, the soft cushion 19 is made of a breathable material, and the soft cushion 19 is made of a material in the prior art, such as CN201320619752.7, a warp-knitted spacer fabric breathable soft cushion 19, and the like.

Referring to fig. 4, the upper end surfaces of the first cushion block 1 and the fourth cushion block 4 are respectively provided with a door frame type support frame 18, and the bottom ends of two vertical supports of the door frame type support frame 18 are respectively installed on the upper end surfaces of the first cushion block 1 and the fourth cushion block 4; the beam rod 181 of the door frame type support frame 18 is equal to the long sides of the first cushion block 1 and the fourth cushion block 4. The beam rod 181 of the door frame type support frame 18 is parallel to the upper end faces of the first head block 1 and the fourth head block 4. The beam bar 181 is a telescopic bar. The telescopic rod comprises a plurality of sub rods and a female rod, and the length of the telescopic rod can be adjusted. Preferably, the bottom ends of the two vertical supports are detachably connected with the first cushion block 1 or the fourth cushion block 4 in a buckling connection mode, a locking connection mode, an inserting connection mode and the like. The bottom ends of the two vertical supports and the first cushion block 1 or the fourth cushion block 4 can be connected in a mechanical and common fixed connection mode, such as welding, riveting and the like.

The above description is directed to the detailed description of the preferred possible embodiment of the present invention, but the embodiment is not intended to limit the scope of the present invention, for example, the number of the second blocks may be plural, and the number of the second blocks is increased side by side according to the required length of the foot rest; the size of each component; all the materials and the like of the components are equivalent to those of the equivalent change or modification made under the technical spirit of the invention, and the invention is also intended to fall within the scope of the invention.

Claims

1. Multi-functional foot rest, its characterized in that: the first cushion block, the second cushion block, the third cushion block, the fourth cushion block, the fifth cushion block, the sixth cushion block and the seventh cushion block are included; the first cushion block, the second cushion block, the third cushion block and the fourth cushion block are connected in parallel in sequence, and the four cushion blocks are equal in height; the side wall of the first cushion block, which is opposite to the side wall of the second cushion block, is connected with the first bump in a sliding mode through a first T-shaped sliding groove; the side wall of the third cushion block, which is opposite to the second cushion block, is in sliding connection with the second bump through a second T-shaped sliding groove; the fourth cushion block is U-shaped; the inner walls of two opposite side plates of the fourth cushion block are provided with third convex blocks; the second cushion block is divided into a left cushion block and a right cushion block, a first T-shaped sliding groove and a second T-shaped sliding groove are formed in the front outer wall and the rear outer wall of the left cushion block and the rear outer wall of the right cushion block respectively, and sliding groove tracks of the first T-shaped sliding groove and the second T-shaped sliding groove are parallel to the horizontal plane; third T-shaped sliding grooves are formed in the outer walls of the left side and the right side of the third cushion block, third convex blocks on the fourth cushion block are respectively sleeved in the third T-shaped sliding grooves, and the fourth cushion block is pulled to move away from or close to the third cushion block along the horizontal line; the first cushion block, the second cushion block, the third cushion block and the fourth cushion block form an upper cushion block; a groove is formed in the upper end face of the upper cushion block, and a groove track of the groove penetrates through the first cushion block, the second cushion block, the third cushion block and the fourth cushion block respectively; a cross telescopic mechanism is further arranged below the grooves formed in the first cushion block, the third cushion block and the fourth cushion block, and the cross telescopic mechanism can be pushed and pulled to realize the extension or the shortening of the first cushion block and the third cushion block along the telescopic direction of the cross telescopic mechanism and can realize the stretching or the shortening of the opening of the groove; the fifth cushion block, the sixth cushion block and the seventh cushion block are all U-shaped; a plurality of spiral holes are vertically and equidistantly formed in two opposite side plates of the fifth cushion block, the sixth cushion block and the seventh cushion block; the two side plates of the fifth cushion block, the sixth cushion block and the seventh cushion block are equal in height; the bottom plates of the fifth cushion block, the sixth cushion block and the seventh cushion block are all provided with a cross telescopic mechanism, and the fifth cushion block, the sixth cushion block and the seventh cushion block can be stretched or shortened along the telescopic direction of the cross telescopic mechanism by pushing and pulling the cross telescopic mechanism; a plurality of second grooves are vertically and equidistantly formed in the outer walls of two opposite sides of the first cushion block and the second cushion block, which are far away from the cross telescopic mechanism, and internal threads are formed in the inner walls of the second grooves; a plurality of second grooves are vertically and equidistantly formed in the outer walls of two opposite side plates of the fourth cushion block, and internal threads are formed in the inner walls of the second grooves; the seventh cushion block, the sixth cushion block and the fifth cushion block are respectively sleeved with the first cushion block, the second cushion block and the fourth cushion block; the threaded holes formed in the seventh cushion block, the sixth cushion block and the fifth cushion block can be correspondingly matched with the grooves formed in the first cushion block, the second cushion block and the fourth cushion block on the same vertical line; the seventh cushion block is fixedly connected with the first cushion block through threads by a bolt penetrating through a threaded hole in the seventh cushion block and a groove in the first cushion block; the sixth cushion block is fixedly connected with the second cushion block through threads by a bolt penetrating through a threaded hole in the sixth cushion block and a groove in the second cushion block; and the bolt penetrates through a threaded hole in the fifth cushion block and a groove in the fourth cushion block to enable the fifth cushion block and the fourth cushion block to be in threaded fixed connection.

2. The multifunctional foot rest according to claim 1, characterized in that: a first T-shaped sliding groove and a second T-shaped sliding groove are formed in two side walls of the second cushion block respectively; the chute tracks of the first T-shaped chute and the second T-shaped chute are parallel to the telescopic track direction of the cross telescopic mechanism; two first lugs are arranged on the first cushion block in parallel, and the two first lugs are far away from the cross telescopic mechanism; the second lugs are arranged on the third cushion block in parallel, and the two second lugs are far away from the crossed telescopic mechanism.

3. The multifunctional foot rest according to claim 1, characterized in that: and the two third lugs are respectively positioned on the inner walls of the two opposite side plates of the fourth cushion block and are far away from the bottom plate of the fourth cushion block.

4. The multifunctional foot rest according to claim 1, characterized in that: the cross telescopic mechanisms respectively comprise a first rotating rod, a second rotating rod, a third rotating rod, a fourth rotating rod, a first fixing rod, a second fixing rod and a third fixing rod, the front end of the middle part of the first rotating rod and the rear end of the middle part of the second rotating rod are fixedly installed through a locking bolt, the front end of the middle part of the third rotating rod and the rear end of the middle part of the fourth rotating rod are also fixedly installed through a locking bolt, fixed first bolts are respectively penetrated through the bottom end of the first rotating rod and the top end of the fourth rotating rod, the first rotating rod is in threaded connection with the end surface of the third fixing rod close to one side of the first rotating rod through the fixed first bolts, the fourth rotating rod is in threaded connection with the end surface of the first fixing rod close to one side of the first rotating rod through the fixed first bolts, fixed second bolts are respectively penetrated through the bottom end of the second rotating rod and the bottom end of the third rotating rod, the second rotating rod and the third rotating rod are both connected with a sliding block through the fixed second bolts, the third fixing rod, the second fixing rod and the end face of the first fixing rod, which is close to the other side of the first fixing rod, are provided with sliding grooves, the outer wall of the sliding block is connected with the inner wall of the sliding groove in a sliding manner, a fixed third bolt penetrates through the top end of the third rotating rod and is in threaded connection with the end face of the second fixing rod, which is close to one side of the second fixing rod, a fixed fourth bolt penetrates through the bottom end of the fourth rotating rod, and the fixed fourth bolt penetrates through the top end of the first rotating rod and is in threaded connection with the end face of the sliding block; and one side walls of the first fixing rod and the third fixing rod are respectively connected with the first cushion block, the second cushion block, the third cushion block, the fourth cushion block, the fifth cushion block, the sixth cushion block and the seventh cushion block.

5. The multifunctional foot rest according to claim 1, characterized in that: and a layer of soft cushion is also cushioned on the upper end surfaces of the groove tracks of the grooves on the first cushion block, the second cushion block and the fourth cushion block.

6. The multifunctional foot rest according to claim 1, characterized in that: the bottom ends of two vertical supports of the door frame type supporting frame are respectively arranged on the upper end surfaces of the first cushion block and the fourth cushion block; and the beam rods of the doorframe-type support frame are equal to the long edges of the first cushion block and the fourth cushion block in length.

7. The multifunctional foot rest according to claim 6, characterized in that: and the beam rods of the doorframe-type support frame are parallel to the upper end surfaces of the first cushion block and the fourth cushion block.

8. The multifunctional foot rest according to claim 6, characterized in that: the beam rod is a telescopic rod.

9. The multifunctional foot rest according to claim 1, characterized in that: still be provided with sole callus on the sole on first cushion, sole callus on the sole is the U type, the open end of U type is connected on the trailing flank of first cushion, and first cushion setting is kept away from to the blind end.

10. The multifunctional foot rest according to claim 1, characterized in that: the depth of the groove is 2-4 cm.