CN220757414U

CN220757414U - Arm support

Info

Publication number: CN220757414U
Application number: CN202321924734.XU
Authority: CN
Inventors: 索红娜
Original assignee: Beijing Luhe Hospital
Current assignee: Beijing Luhe Hospital
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-04-12
Anticipated expiration: 2033-07-21

Abstract

The utility model provides an arm rest, comprising: the lifting arm support assembly comprises a bottom moving assembly, a lifting arm support assembly and an elbow support assembly, wherein the bottom moving assembly comprises a base, a support seat and at least three self-locking universal wheels; the lifting arm support assembly comprises an electric push rod, a U-shaped assembling seat and an arm bracket; the elbow supporting component comprises a fixed sleeve, a bending supporting rod, a sliding sleeve, a vertical cylinder, a threaded rod and a round elbow supporting plate. According to the arm support, the U-shaped assembling seat, the assembling block and the bolt are matched with each other to adjust the inclination angle of the arm support, so that the arm support can be always attached to the arm of a patient, the supporting effect of the arm support on the arm is improved, when the distance between the round elbow support plate and the arm support is adjusted, squatting operation is not needed, the standing posture can be achieved, the distance between the round elbow support plate and the arm support is adjusted through the sliding sleeve, and therefore operation convenience is brought to medical staff.

Description

Arm support

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an arm support.

Background

It is known that in imaging an arm of a patient, the arm of the patient is lifted for a long time to cause soreness of the wrist and muscles, and therefore a bracket for supporting the arm is required.

In order to solve the above-mentioned problem, chinese patent publication (bulletin) No. CN215078762 discloses an image branch of academic or vocational study arm holds in palm, including placing the board, the top right side of placing the board is provided with support, the elbow holds in the palm, the riser, the regulation pipe, adjust pole, fixed plate and regulating wheel, regulating wheel and regulation pole meshing, the outside cover of circumference of pivot is equipped with the swivel to be provided with the bull stick on the swivel, swivel and pivot sliding fit are circular on the fixed plate that is located the front side and are provided with a plurality of card posts, the top of adjusting the pole is provided with the bracket, the bottom of riser is provided with first slider, the first slide rail of left and right directions has been seted up on the top of placing the board.

Although the above-mentioned disclosed image branch of academic or vocational study arm holds in palm, through first slider and first slide rail sliding fit, conveniently adjust it according to patient's height, improve patient's travelling comfort, conveniently lift it to patient's place of fracture simultaneously, make things convenient for doctor's inspection, reduce the limitation, improve the practicality, solved the problem that exists among the prior art, but the above-mentioned disclosed image branch of academic or vocational study arm holds in palm still has following problem at actual messenger's in-process:

the bracket that its set up has the inconvenient problem of operation when height-adjusting, and the inclination of bracket is fixed simultaneously, in case when the difference in height between bracket and the elbow support changes, will lead to the bracket to be difficult to laminate patient's arm, can reduce the support effect of bracket to the arm, in addition, need squat down when adjusting the distance between bracket and the elbow support and operate, also can bring inconvenience for medical personnel.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides an arm support.

The specific technical scheme is as follows:

an arm rest, comprising:

a bottom moving assembly;

the lifting arm support assembly comprises an electric push rod, a U-shaped assembling seat and an arm bracket, wherein the electric push rod is vertically and fixedly arranged at the top of the bottom moving assembly, the U-shaped assembling seat is fixedly arranged at the end part of a piston rod of the electric push rod, an assembling block is fixedly arranged at the bottom of the arm bracket, and the bottom end of the assembling block is arranged in the U-shaped assembling seat through a bolt;

the elbow supporting assembly comprises a fixing sleeve, a bending supporting rod, a sliding sleeve, a vertical cylinder, a threaded rod and a round elbow supporting plate, wherein the fixing sleeve is fixedly sleeved on a piston rod of the electric push rod, one end of the bending supporting rod is fixedly installed on the outer side face of the fixing sleeve, the longitudinal section of the bending supporting rod is square, the sliding sleeve is slidably sleeved on the bending supporting rod, the sliding sleeve is located at the position of the horizontal part of the bending supporting rod, the vertical cylinder is vertically and fixedly installed on the upper portion of the sliding sleeve, the vertical cylinder is right opposite to the side opening of the U-shaped assembling seat, the threaded rod is vertically arranged, the bottom end of the threaded rod is in threaded connection with the inside of the upper end of the vertical cylinder, and the round elbow supporting plate is horizontally and fixedly installed at the upper end of the threaded rod.

The arm rest described above, wherein: the bottom moving assembly comprises a base and a supporting seat, wherein at least three self-locking universal wheels are fixedly arranged at the bottom of the base, the supporting seat is fixedly arranged on the upper portion of the base, and the upper portion of the supporting seat is fixedly connected with the bottom of the electric push rod.

The arm rest described above, wherein: the inside of supporting seat is hollow structure, just the inside fixed mounting of supporting seat has the battery, the battery pass through the wire with electric putter electric connection.

The arm rest described above, wherein: and a foot control switch for controlling the electric push rod to work is connected in series between the storage battery and the electric push rod through a power line.

The arm rest described above, wherein: the upper portion of base has been seted up and is used for accomodating the storage tank of pedal control switch.

The arm rest described above, wherein: the U-shaped is assembled and is equipped with a plurality of first salient points that are arranged around the bolt in the equal angle of hoop on the both sides inner wall of seat, the unification is equipped with a plurality of second salient points that are arranged around the bolt in the equal angle of hoop on the both sides wall of the piece of joining in marriage, the second salient point with first salient point cooperatees and sets up.

The arm rest described above, wherein: the upper portion of arm bracket is equipped with the arc spacing groove that is used for carrying out spacing to the arm.

The arm rest described above, wherein: the inside of the bending support rod is of a hollow structure, a strip-shaped guide groove is formed in the side wall of the bending support rod, a cylindrical groove is formed in the side portion of the sliding sleeve, a button and a spring are movably mounted in the cylindrical groove, one end of the button movably extends to the outside of a notch of the cylindrical groove, the other end of the button abuts against one end of the spring, the other end of the spring abuts against the bottom of the cylindrical groove, a connecting rod is fixedly mounted at the center of one end of the button abutting against the spring, one end of the connecting rod, far away from the button, movably penetrates through the sliding sleeve and penetrates through the strip-shaped guide groove to extend to the inside of the bending support rod, a friction block with a rough surface is fixedly mounted at one end of the connecting rod, and under the action of the spring, the friction block abuts against the inner wall of the bending support rod.

The arm rest described above, wherein: and one end of the bending support rod, which is far away from the fixed sleeve, is inserted with a rubber plug.

The utility model has the following beneficial effects:

the lifting arm support assembly mainly comprises the electric push rod, the U-shaped fitting seat, the fitting block, the bolt and the arm bracket, the elbow support assembly mainly comprises the fixed sleeve, the bending support rod, the sliding sleeve, the vertical cylinder, the threaded rod and the round elbow support plate, the height of the arm bracket is adjusted by the electric push rod, the operation for adjusting the height of the arm bracket is convenient, the height of the round elbow support plate can be adjusted by rotating the threaded rod, when the height difference between the round elbow support plate and the arm bracket is changed, the inclination angle of the arm bracket can be adjusted by the U-shaped fitting seat, the fitting block and the bolt, the arm bracket can always be attached to the arm of a patient, so that the supporting effect of the arm bracket on the arm is improved, the height of the arm bracket and the round elbow support plate can be adjusted by the electric push rod, in addition, when the distance between the round elbow support plate and the arm bracket is adjusted, the distance between the elbow support plate and the arm bracket is not required to be adjusted by squatting, the sliding sleeve can be adjusted, and the distance between the round support plate and the arm bracket is adjusted, and the medical staff is convenient to stand.

Drawings

Fig. 1 is a schematic structural view of an arm rest according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of an arm rest according to another embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 2A;

FIG. 4 is an enlarged schematic view of the structure shown at B in FIG. 2;

FIG. 5 is a schematic view of a partial explosion structure of an arm rest according to an embodiment of the present utility model;

fig. 6 is a schematic view of a partial structure of an arm rest according to an embodiment of the present utility model;

fig. 7 is an enlarged schematic view of the structure at C in fig. 6.

In the accompanying drawings:

1. a bottom moving assembly; 101. a base; 102. a support base; 103. a storage groove; 104. a power line; 105. a foot control switch; 106. self-locking universal wheels;

2. a lifting arm support assembly; 201. an electric push rod; 202. an arm bracket; 203. a U-shaped fitting seat; 204. a bolt; 205. a fitting block; 206. a first bump; 207. a second bump; 208. an arc-shaped limit groove;

3. an elbow support assembly; 301. a fixed sleeve; 302. a vertical cylinder; 303. a threaded rod; 304. a circular elbow support plate; 305. a rubber plug; 306. a strip-shaped guide groove; 307. a sliding sleeve; 308. a cylindrical groove; 309. a spring; 310. a button; 311. a friction block; 312. bending the supporting rod; 313. and (5) connecting a rod.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

The arm rest provided in this embodiment, as shown in fig. 1 to 7, includes: a bottom movement assembly 1, a lifting arm support assembly 2 and an elbow support assembly 3.

Wherein, in order to realize the function that bottom remove subassembly 1 is convenient for remove, the bottom that sets up removes subassembly 1 and includes base 101 and supporting seat 102 to at the bottom fixed mounting of base 101 has at least three auto-lock universal wheel 106, with supporting seat 102 fixed mounting in the upper portion of base 101.

The lifting arm support assembly 2 comprises an electric push rod 201, a U-shaped assembling seat 203 and an arm bracket 202, wherein the electric push rod 201 is vertically and fixedly arranged at the top of the supporting seat 102, the U-shaped assembling seat 203 is fixedly arranged at the end part of a piston rod of the electric push rod 201, an assembling block 205 is fixedly arranged at the bottom of the arm bracket 202, and the bottom end of the assembling block 205 is arranged in the U-shaped assembling seat 203 through a bolt 204.

The elbow supporting assembly 3 comprises a fixing sleeve 301, a bending supporting rod 312, a sliding sleeve 307, a vertical cylinder 302, a threaded rod 303 and a round elbow supporting plate 304, wherein the fixing sleeve 301 is fixedly sleeved on a piston rod of the electric push rod 201, one end of the bending supporting rod 312 is fixedly installed on the outer side face of the fixing sleeve 301, the longitudinal section of the bending supporting rod 312 is square, the sliding sleeve 307 is slidably sleeved on the bending supporting rod 312, the sliding sleeve 307 is located at the horizontal part of the bending supporting rod 312, the vertical cylinder 302 is vertically and fixedly installed on the upper portion of the sliding sleeve 307, the vertical cylinder 302 is arranged opposite to a side opening of the U-shaped assembling seat 203, the threaded rod 303 is vertically arranged, the bottom end of the threaded rod 303 is in the upper end of the vertical cylinder 302 in a threaded mode, and the round elbow supporting plate 304 is horizontally and fixedly installed at the upper end of the threaded rod 303.

The arm support adopting the technical scheme mainly comprises a bottom moving assembly 1, a lifting arm supporting assembly 2 and an elbow supporting assembly 3, wherein:

the bottom moving assembly 1 mainly comprises a base 101, a supporting seat 102 and three self-locking universal wheels 106, so that the arm support can move integrally and is convenient to use;

the lifting arm support assembly 2 mainly comprises an electric push rod 201, a U-shaped fitting seat 203, a fitting block 205, a bolt 204 and an arm bracket 202, the elbow support assembly 3 mainly comprises a fixed sleeve 301, a bending support rod 312, a sliding sleeve 307, a vertical cylinder 302, a threaded rod 303 and a round elbow supporting plate 304, the height of the arm bracket 202 is adjusted by the electric push rod 201, the height of the round elbow supporting plate 304 can be adjusted conveniently by rotating the threaded rod 303, when the height difference between the round elbow supporting plate 304 and the arm bracket 202 is changed, the inclination angle of the arm bracket 202 can be adjusted by the U-shaped fitting seat 203, the fitting block 205 and the bolt 204, the arm bracket 202 can be always attached to the arm of a patient, so that the supporting effect of the arm bracket 202 on the arm is improved, the height of the arm bracket 202 and the round elbow supporting plate 304 can be adjusted simultaneously by the electric push rod 201, the arm bracket can be suitable for patients with different heights, in addition, when the distance between the round elbow bracket 304 and the arm bracket 202 is adjusted, the user can stand down to operate the bracket 202, and the user can conveniently adjust the distance between the round elbow supporting plate and the arm bracket 202 by standing by sliding the sliding sleeve 307.

In order to conveniently supply power to the electric push rod 201, the inside of the supporting seat 102 is of a hollow structure, a storage battery is fixedly arranged in the supporting seat 102 and is electrically connected with the electric push rod 201 through a wire, and in order to conveniently charge the storage battery, a charging interface electrically connected with the storage battery is embedded on the outer side wall of the supporting seat 102.

In order to control the operation of the electric push rod 201 conveniently, a foot control switch 105 for controlling the operation of the electric push rod 201 is connected in series between the storage battery and the electric push rod 201 through a power line 104.

In order to facilitate storage of the foot control switch 105 when the arm rest is moved, a storage groove 103 for storing the foot control switch 105 is formed in the upper portion of the base 101.

In order to enable the inclination angle of the arm bracket 202 to be more convenient to adjust, a plurality of first protruding points 206 which are arranged in a circular equiangular manner around the bolts 204 are uniformly arranged on the inner walls of the two sides of the U-shaped fitting seat 203, a plurality of second protruding points 207 which are arranged in a circular equiangular manner around the bolts 204 are uniformly arranged on the two side walls of the fitting block 205, the second protruding points 207 are matched with the first protruding points 206, the second protruding points 207 and the first protruding points 206 are arranged in a matched manner, the friction between the second protruding points 207 and the first protruding points 206 is increased, so that the arm bracket 202 can stably stay at a required inclination angle, the bolts 204 do not need to be locked too tightly during use, and the arm bracket 202 can stably stay at a required inclination angle by utilizing the mutual friction between the second protruding points 207 and the first protruding points 206, so that the inclination angle of the arm bracket 202 is more convenient to adjust.

In order to improve the comfort of the arm rest 202 and to prevent the patient's arm from slipping off the upper portion of the arm rest 202, an arc-shaped limit groove 208 for limiting the arm is provided in the upper portion of the arm rest 202.

In order to position the sliding sleeve 307 on the bending support rod 312, the inside of the bending support rod 312 is of a hollow structure, a long strip-shaped guide groove 306 is formed in the side wall of the bending support rod 312, a cylindrical groove 308 is formed in the side portion of the sliding sleeve 307, a button 310 and a spring 309 are movably mounted in the cylindrical groove 308, one end of the button 310 is movably extended to the outside of a notch of the cylindrical groove 308, the other end of the button 310 is abutted to one end of the spring 309, the other end of the spring 309 is abutted to the bottom of the cylindrical groove 308, a connecting rod 313 is fixedly mounted at the center of one end of the button 310 abutted to the spring 309, one end of the connecting rod 313 far away from the button 310 movably penetrates through the long strip-shaped guide groove 306 and extends to the inside of the bending support rod 312, a rough friction block 311 is fixedly mounted at one end of the connecting rod 313 far away from the button 310, under the action of the spring 309, when the friction block 311 is abutted to the inner wall of the bending support rod 312, the friction block 311 corresponds to a brake block, and the position of the sliding sleeve 307 on the support rod 312 can be positioned at the position of the bending support rod 312, and the sliding sleeve 307 can be separated from the inner wall of the sliding sleeve 310 only by driving the sliding sleeve 311.

In order to prevent the dust from entering the inside of the bending support rod 312, the rubber plug 305 is inserted into the end, far away from the fixing sleeve 301, of the bending support rod 312, and the rubber plug 305 can prevent a patient from being injured due to collision with the end, far away from the fixing sleeve 301, of the bending support rod 312.

To sum up, the arm support provided in this embodiment, when in use: the arm support is moved to the lower part of the image checking machine, then the electric push rod 201 is controlled to work according to the height of a patient by stepping on the pedal control switch 105 to adjust the heights of the arm support 202 and the circular elbow support plate 304, then the height of the circular elbow support plate 304 is adjusted by rotating the threaded rod 303, then the push button 310 is pressed to drive the friction block 311 to be separated from the inner wall of the bending support rod 312, the sliding sleeve 307 is used for adjusting the distance between the circular elbow support plate 304 and the arm support 202, and then the arm support 202 is rotated to adjust the inclination angle, so that the arm support 202 can be attached to the arm of the patient, the patient can place the elbow of the arm to be checked on the upper part of the circular elbow support plate 304, and the arm is placed in the arc-shaped limit groove 208 on the upper part of the arm support 202, so that the image checking can be performed, and the wrist and muscle soreness of the patient can be avoided in the process of the image checking.

The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. An arm rest, comprising:

a bottom movement assembly (1);

the lifting arm support assembly (2) comprises an electric push rod (201), a U-shaped assembling seat (203) and an arm bracket (202), wherein the electric push rod (201) is vertically and fixedly arranged at the top of the bottom moving assembly (1), the U-shaped assembling seat (203) is fixedly arranged at the end part of a piston rod of the electric push rod (201), an assembling block (205) is fixedly arranged at the bottom of the arm bracket (202), and the bottom end of the assembling block (205) is arranged in the U-shaped assembling seat (203) through a bolt (204);

elbow supporting component (3), including fixed cover (301), bend bracing piece (312), sliding sleeve (307), upright section of thick bamboo (302), threaded rod (303) and circular elbow layer board (304), fixed cover (301) is fixed to be overlapped on the piston rod of electric putter (201), the one end fixed mounting of bend bracing piece (312) is in on the lateral surface of fixed cover (301), just the longitudinal section of bend bracing piece (312) is square, sliding sleeve (307) slide the suit and be in on bend bracing piece (312), just sliding sleeve (307) are located the horizontal part position department of bend bracing piece (312), upright section of thick bamboo (302) is vertical and fixedly installed the upper portion of sliding sleeve (307), just upright section of thick bamboo (302) is just to the lateral part opening setting of U-shaped fitting seat (203), threaded rod (303) are vertical to be set up, just the bottom spiro union of threaded rod (303) is in the inside the upper end of upright section of thick bamboo (302), circular elbow layer board (304) is horizontal and fixedly installed on the upper end of (303).

2. The arm rest according to claim 1, wherein the bottom moving assembly (1) comprises a base (101) and a supporting seat (102), at least three self-locking universal wheels (106) are fixedly installed at the bottom of the base (101), the supporting seat (102) is fixedly installed at the upper portion of the base (101), and the upper portion of the supporting seat (102) is fixedly connected with the bottom of the electric push rod (201).

3. The arm rest according to claim 2, characterized in that the inside of the supporting seat (102) is of a hollow structure, and a storage battery is fixedly installed inside the supporting seat (102), and the storage battery is electrically connected with the electric push rod (201) through a wire.

4. An arm rest according to claim 3, characterized in that a foot control switch (105) for controlling the operation of the electric push rod (201) is connected in series between the storage battery and the electric push rod (201) through a power line (104).

5. The arm rest according to claim 4, characterized in that the upper part of the base (101) is provided with a receiving groove (103) for receiving the foot control switch (105).

6. The arm rest according to claim 1, characterized in that the inner walls of the two sides of the U-shaped fitting seat (203) are uniformly provided with a plurality of first protruding points (206) which are arranged around the bolt (204) at equal angles in the circumferential direction, the two side walls of the fitting block (205) are uniformly provided with a plurality of second protruding points (207) which are arranged around the bolt (204) at equal angles in the circumferential direction, and the second protruding points (207) are matched with the first protruding points (206).

7. The arm rest according to claim 1, characterized in that the upper part of the arm rest (202) is provided with an arc-shaped limit groove (208) for limiting the arm.

8. The arm support according to claim 1, wherein the inside of the bending support rod (312) is of a hollow structure, a strip-shaped guide groove (306) is formed in the side wall of the bending support rod (312), a cylindrical groove (308) is formed in the side portion of the sliding sleeve (307), a button (310) and a spring (309) are movably installed in the cylindrical groove (308), one end of the button (310) movably extends to the outside of a notch of the cylindrical groove (308), the other end of the button (310) abuts against one end of the spring (309), the other end of the spring (309) abuts against the groove bottom of the cylindrical groove (308), a connecting rod (313) is fixedly installed at the center position of one end of the button (310) abutting against the spring (309), one end of the connecting rod (313) far away from the sliding sleeve (307) movably penetrates through the strip-shaped guide groove (306) to the inside of the bending support rod (312), and the connecting rod (313) far away from one end of the button (310) abuts against the inner wall of the fixed block (311) of the friction block (311), and the friction block (311) abuts against the rough inner wall of the friction block (311).

9. The arm rest according to claim 8, characterized in that the end of the bending support rod (312) far away from the fixing sleeve (301) is inserted with a rubber plug (305).