TWM592750U - Device to assist standing-up/sitting-down - Google Patents

Abstract

The present invention is to provide a sitting and standing auxiliary device, and its technical means include: a left X-shaped brace, a right X-shaped brace, a crossbar, a top plate, a telescopic driving device, and a control box. The support frame and the right X-shaped support frame are arranged correspondingly, the top plate is set on the top surface of the two, and the cross bar is set between the left X-shaped support frame and the right X-shaped support frame as a connection, and the cross bar and the telescopic drive The device is pivotally connected, and can be extended or shortened by the telescopic drive device to drive the tilt angle of the left X-shaped support frame and the right X-shaped support frame, and the telescopic drive device is electrically connected to the control box and passes through the control box. Control, extend or shorten. In this way, the left X-shaped support stand and the right X-shaped support stand can be controlled to tilt forward or retract backwards through the telescopic drive device. Those who cannot support the legs can sit down or get up smoothly to solve the problem that the legs cannot be applied. It is difficult for people to sit down and get up on their own.

Description

Sitting aid

The present invention relates to the technical field of sitting and standing auxiliary equipment, in particular to a sitting and standing auxiliary device.

With the aging phenomenon caused by aging, the physiological impact is unavoidable, especially the degradation of the body's joints, in addition to causing various degrees of pain, it also causes a lot of mobility difficulties in daily life, in the knees of the feet For the joints, when the knee joint has been used in large amounts in daily life, the knee joint is affected by aging, and it also accelerates the degradation of the knee joint, which greatly affects the general daily life of the elderly or those with poor joint mobility. When an elderly person or a person who can't exert force on his legs wants to get up from a chair, he can stand up on his own because he is not easy to apply force on his legs and it is difficult to support the weight of his body. Usually, he can only support the body with his hands , Or supported by other people, but without the help of others, if you want to use your own hands to support the weight of the body, not only the process is also very laborious, and may even fall due to unstable force.

Therefore, in order to solve the above-mentioned problems, a device structure with a stand-up assist function has appeared on the market. For example, the Republic of China Announcement No. M280216 "Disabled Seat" patent case has a structure that allows users to lift the lifting device by hand. When the two lever bodies are pulled downward, the end of the first lever body will be tilted upwards to drive the rear end of the seat cushion device to tilt upward and forward to achieve the effect of assisting getting up, but the structure needs to be actively driven by the user Use the hand to make the seat cushion device tilt, and the elders may also have insufficient hand strength, so that when the second lever is pulled down, the foot cannot be produced. Enough force to tilt the seat cushion device, which limits the effect of the stand-up assist.

In view of this, the purpose of this new model is to overcome the above-mentioned problems. In order to make it easier for those who cannot apply force on their legs, they can ride on a chair from a standing position or get up from a sitting position. The sitting and standing assist device for those who cannot apply force.

In order to solve the above-mentioned problems and achieve the purpose of the present invention, the present invention provides a sitting and standing assist device that can assist a person who cannot support legs, ride on a chair from a standing position, or get up from a sitting position. The technical means are This is achieved as a sitting and standing assisting device, characterized in that the sitting and standing assisting device (100) includes: a left X-shaped bracing display frame (1), which includes a first lower rail seat (11), a first An upper rail seat (12), a first short support arm (13), and a first long support arm (14), the first lower rail seat (11) has a first bottom chute (111), the The first upper rail seat (12) is shifted forward by a distance and is arranged at the top of the first lower rail seat (11), and the rear end protrudes from the first lower rail seat (11), and has a A first top chute (121) of a bottom chute (111), the top end of the first short arm (13) is pivotally connected inwardly to the front end of the first top chute (121), and the bottom end is connected to the first bottom The sliding groove (111) is slidably connected in the rear end, the top end of the first long arm (14) is slidingly connected in the rear side end of the first top chute (121), and the bottom end is connected to the first bottom chute (111) ) The front side end is pivotally connected and is pivotally connected with the first short arm (13) in an X shape; a right X-shaped brace (2), the right X-shaped brace (2) and the left X-shaped brace The exhibition stand (1) is arranged correspondingly, and the right X-shaped supporting exhibition stand (2) includes a second lower rail seat (21), a second upper rail seat (22), a second short support arm (23), and A second long support arm (24), the second lower rail seat (21) has a second bottom sliding groove (211), and the second upper rail seat (22) is staggered forward by a distance and is arranged on the second The top of the lower rail seat (21), and the rear end protrudes from the second lower rail seat (21), and also has a second top slide groove (221) opposite to the second bottom slide groove (211), the Second short branch The top end of the arm (23) is pivotally connected to the front end of the second top chute (221), the bottom end is slidably connected to the rear end of the second bottom chute (211), and the top end of the second long support arm (24) Slidingly connected with the rear end of the second top chute (221), the bottom end is pivotally connected with the inner end of the front side of the second bottom chute (211), and crosses the second short arm (23) in an X shape Pivot; a cross bar (3), which is arranged between the left X-shaped brace (1) and the right X-shaped brace (2), one end is connected to the left X-shaped brace (1), the other end Connected with the right X-shaped brace (2); a top plate (4), which is arranged on the top surface of the left X-shaped brace (1) and the right X-shaped brace (2), and has a bottom surface connecting the The left plate body (41) of the left X-shaped brace (1), a right plate body (42) with a bottom surface connected to the right X-shaped brace (2), and a left plate body (41) and the right A connecting plate body (43) between the rear ends of the plate body (42); a telescopic driving device (5), which is pivotally connected with the cross bar (3) and can be extended or shortened to drive the left X shape Support stand (1), the tilt angle of the right X-shaped support stand (2); and a control box (6), which is electrically connected to the telescopic drive device (5) to control the telescopic drive device (5) Extend or shorten.

More specifically, the first bottom chute (111) and the second bottom chute (211) both have a bottom guide rib (9) protruding from the center of the bottom end surface to separate the first The bottom slide groove (111) and the bottom end surface of the second bottom slide groove (211) separate two first bottom rail grooves (1111) and two second bottom rail grooves (2111); the first top slide groove (111) 121), a second top chute (221), both of which have a top guide rib (A) protruding from the center of the top surface, respectively, for the first top chute (121) and the second top chute The top surface of (221) is divided into two first top rail grooves (1211) and two second top rail grooves (2211).

More specifically, the first short arm (13) and the second short arm (23) are both slidingly connected to the corresponding first bottom chute (111) and second bottom chute (211) At one end, a bottom guide wheel group (7) is also provided, the bottom guide wheel group (7) has at least one disposed on the left and right sides of the first short support arm (13) and the second short support arm (23), and The two first bottom rail grooves (1111) and the two second bottom rails respectively The bottom left guide wheel (71) and the bottom right guide wheel (72) rolling in the groove (2111); the first long arm (14) and the second long arm (24), both of which are corresponding to the corresponding A top sliding groove (121) and a second top sliding groove (221) are slidingly connected at one end, and a top guide wheel group (8) is also provided, and the top guide wheel group (8) has at least one set on the first long branch The arm (14), the second long support arm (24) on the left and right sides, and the top left guide wheel (rolling in the corresponding two first top rail grooves (1211) and two second top rail grooves (2211) respectively ( 81) and top right guide wheel (82).

More specifically, the upper and lower ends of the left and right side walls of the first lower rail seat (11) and the second lower rail seat (21) are directed toward the bottom guide rib (9), All protrude a stepped first convex wall (B).

More specifically, the first upper rail seat (12) and the second upper rail seat (22), both the upper and lower ends of the left and right side wall surfaces thereof, respectively protrude toward the top guide rib (A) There is a stepped second convex wall (C).

More specifically, the sitting and standing assisting device (100) further includes a first support plate body (D) having a top surface connected to the left X-shaped support shelf (1) and the right X-shaped support shelf (2); And a second support plate body (E) whose top surface is connected to both ends of the first support plate body (D).

More specifically, a seat having the sitting and standing assist device according to claim 1, wherein the seat (10) includes symmetrically arranged first and second frames (101, 102); at least A horizontal plate (103) disposed between the first and second frames (101, 102) and connected to the first and second frames (101, 102) at both ends; The rear wheels (104) on the rear outer side of the first and second frame bodies (101, 102); one corresponding to the rear wheels (104), respectively, and the rear outer sides of the first and second frame bodies (101, 102) A connected braking element (105); a front wheel (106) pivotally arranged at the bottom end of the front of the first and second frames (101, 102); one set at the first and second frames (101, 102) Push rods (107) at the rear and connected to the first and second frames (101, 102) at both ends; one set The sitting and supporting device (100) of claim 1 between the first and second frame bodies (101, 102) and connected to the top surface of the horizontal plate (103); one is connected with the sitting and supporting device (100) ) A first seat cushion (108) connected to the top surface; an armrest (109) provided on the left and right sides of the first seat cushion (108); and a first and second frame bodies (101, 102) The first seat back cushion (F) between the rear and the bottom end connected to the horizontal plate (103).

More specifically, a wheelchair having the sitting and standing assisting device according to claim 1, wherein the wheelchair (20) includes symmetrically arranged left and right frames (201, 202); a pivot is provided in the An X-shaped folded frame body (203) is formed between the left and right frame bodies (201, 202); a main wheel (204) respectively arranged on the rear outer side of the left and right frame bodies (201, 202); A driven wheel (205) provided at the bottom end of the left and right frame bodies (201, 202); a foot pedal (206) respectively provided at the front bottom end of the left and right frame bodies (201, 202); A grip (207) on the upper rear side of the left and right frame bodies (201, 202); one disposed between the left and right frame bodies (201, 202) and connected to the top surface of the folded frame body (203) The sitting support device (100) of claim 1; a second seat cushion (208) connected to the top surface of the sitting support device (100); and a rear seat provided on the left and right frame bodies (201, 202) Between the second backrest cushion (209).

According to the above technical means, the new model can achieve the following functions and functions:

The first point: The new sitting and standing assist device (100) uses the cooperative application of the left X-shaped brace (1), the right X-shaped brace (2) and the telescopic driving device (5). , When you want to get up from the chair, you can push the left X-shaped support stand (1) and the right X-shaped support stand (2) forward and tilt up through the telescopic drive device (5) to assist those who can't apply force on their legs to get up smoothly; In addition, when you want to ride on a chair, the left X-shaped support stand (1) and the right X-shaped support stand (2) are also retracted and positioned by the telescopic drive device (5) to assist the person who cannot support the leg smoothly Sit down to solve the problem that it is difficult for those who cannot apply force on their legs to sit down and get up on their own.

The second point: The new sitting and standing assisting device (100) can be installed on a seat or a wheelchair, and can be installed according to actual needs, so the scope of application is wider, and it is more flexible and practical in use.

1‧‧‧Left X-shaped stand

82‧‧‧Top right guide wheel

11‧‧‧The first orbital seat

9‧‧‧Bottom guide rib

111‧‧‧The first bottom chute

10‧‧‧seat

1111‧‧‧First bottom rail groove

101‧‧‧The first body

12‧‧‧First orbital seat

102‧‧‧Second body

121‧‧‧The first top chute

103‧‧‧Horizontal

1211‧‧‧First top rail groove

104‧‧‧Rear wheel

13‧‧‧First short arm

105‧‧‧brake element

14‧‧‧The first long arm

106‧‧‧Front wheel

2‧‧‧Right X-shaped support stand

107‧‧‧Putter

21‧‧‧Second lower orbital seat

108‧‧‧First cushion

211‧‧‧The second bottom chute

109‧‧‧ handrail

2111‧‧‧Second bottom rail groove

20‧‧‧ Wheelchair

22‧‧‧Second Upper Orbital Block

201‧‧‧Left frame

221‧‧‧The second top chute

202‧‧‧Right frame

2211‧‧‧Second top rail groove

203‧‧‧Folded frame

23‧‧‧second short arm

204‧‧‧ Main round

24‧‧‧second long arm

205‧‧‧ driven wheel

3‧‧‧cross bar

206‧‧‧ foot pedal

4‧‧‧Top board

207‧‧‧grip

41‧‧‧Left plate

208‧‧‧Second seat cushion

42‧‧‧Right plate body

209‧‧‧Back cushion

43‧‧‧Connecting board

100‧‧‧Sit up auxiliary device

5‧‧‧ Telescopic drive

A‧‧‧Top guide rib

6‧‧‧Control box

B‧‧‧The first convex wall

7‧‧‧Bottom guide wheel set

C‧‧‧Second convex wall

71‧‧‧Bottom left guide wheel

D‧‧‧First support plate

72‧‧‧Bottom right guide wheel

E‧‧‧Second support plate

8‧‧‧Top guide wheel set

F‧‧‧First back cushion

81‧‧‧top left guide wheel

Figure 1: The three-dimensional schematic diagram of the new model.

Figure 2: The three-dimensional schematic diagram of the new model when tilting.

Figure 3: The exploded view of the new model.

Figure 4: A schematic plan view of the front view of the new model.

Figure 5: Schematic diagram of the implementation of the new model combined with the seat.

Figures 6 and 7: Schematic diagram of the implementation of the new sitting and standing assist device for assisting getting up.

Figures 8 and 9: Schematic diagram of the implementation of the new sitting and standing assist device for assisting sitting down.

Figure 10: Schematic diagram of the implementation of this new model combined with a wheelchair.

In order to further understand the features, technical means, and specific objectives and functions of the present invention, the following describes the present invention in further detail with reference to the accompanying drawings and specific embodiments.

Please refer to Figure 1 to Figure 4, the figure discloses a new type of sitting and supporting device (100), which includes: a left X-shaped brace (1), which includes a first lower rail seat (11 ), a first upper rail seat (12), a first short arm (13), and a first long arm (14), the first lower rail seat (11) has a first bottom chute ( 111), the first upper rail seat (12) is staggered forward by a distance and is arranged at the top of the first lower rail seat (11), and the rear end protrudes from the first lower rail seat (11), and further has a Relative to the first top chute (121) of the first bottom chute (111), the first short support arm (13) The end is pivotally connected to the front end of the first top slide groove (121), the bottom end is slidingly connected to the rear end of the first bottom slide groove (111), and the top end of the first long arm (14) is connected to the first The top chute (121) is slidably connected in the rear side end, the bottom end is pivotally connected inwardly in the front side end of the first bottom chute (111), and pivotally connected to the first short support arm (13) in an X-shaped cross; A right X-shaped support shelf (2), the right X-shaped support shelf (2) and the left X-shaped support shelf (1) are arranged correspondingly, and the right X-shaped support shelf (2) includes a second lower rail seat (21), a second upper rail seat (22), a second short support arm (23), and a second long support arm (24), the second lower rail seat (21) has a second bottom slide A groove (211), the second upper rail seat (22) is staggered forward by a distance and is arranged on the top of the second lower rail seat (21), and the rear end protrudes from the second lower rail seat (21), There is a second top sliding groove (221) opposite to the second bottom sliding groove (211), the top of the second short support arm (23) is pivotally connected to the front end of the second top sliding groove (221), the bottom The end is in sliding connection with the rear end of the second bottom chute (211), the top of the second long arm (24) is slidingly connected in the rear end of the second top chute (221), and the bottom end is connected with the first The front end of the second bottom chute (211) is pivotally connected and is pivotally connected to the second short support arm (23) in an X shape; a cross bar (3) is provided on the left X-shaped brace (1) Between the right X-shaped support stand (2), one end is connected to the left X-shaped support stand (1), and the other end is connected to the right X-shaped support stand (2); a top plate (4) is provided on the The top surface of the left X-shaped brace (1) and the right X-shaped brace (2), and has a bottom plate (41) connected to the left X-shaped brace (1), and a bottom connected to the right X The right plate body (42) of the shape support stand (2), and a connecting plate body (43) disposed between the left plate body (41) and the rear end of the right plate body (42); a telescopic driving device ( 5), which is pivotally connected to the cross bar (3) and can be extended or shortened to drive the tilt angle of the left X-shaped brace (1) and the right X-shaped brace (2); and one A control box (6), which is electrically connected to the telescopic drive device (5), is used to control the telescopic drive device (5) to extend or contract.

Wherein, through the left X-shaped support stand (1), the right X-shaped support stand (2), the cross bar (3), the top plate (4), the telescopic driving device (5) and the control box (6) The combination of Auxiliary device (100), when the leg cannot apply force, if the seat-assisting device (100) is adjusted to stand up, the telescopic driving device (5) can be extended by the control box (6) to drive the left X-shaped support stand (1) The right X-shaped support stand (2) is tilted forward to an appropriate tilt angle, that is, adjusted to stand up, to assist those who cannot apply force on their legs to get up smoothly; also when they want to sit down, they are also controlled by The box (6) controls the telescopic driving device (5) to shorten, and drives the left X-shaped support stand (1) and the right X-shaped support stand (2) to retract and position, that is, the adjustment is in a sitting state to assist the leg The force exertor sat down smoothly.

Referring to FIGS. 3 and 4 again, the first bottom chute (111) and the second bottom chute (211) both have a bottom guide rib (9) protruding from the center of the bottom end surface. ), for separating the bottom end surfaces of the first bottom sliding groove (111) and the second bottom sliding groove (211) into two first bottom rail grooves (1111) and two second bottom rail grooves (2111); A top guide rib (A) protrudes from the center of the top surface of the first top sliding groove (121) and the second top sliding groove (221) respectively, and is used to connect the first top sliding groove (121) ), the top surface of the second top slide groove (221) is divided into two first top rail grooves (1211) and two second top rail grooves (2211); and the first short support arm (13), the first Two short support arms (23), the ends of which are in sliding connection with the corresponding first bottom chute (111) and second bottom chute (211), and a bottom guide wheel set (7) is also provided, the bottom guide The wheel set (7) has at least one disposed on the left and right sides of the first short support arm (13) and the second short support arm (23), and can be respectively corresponding to the two first bottom rail grooves (1111) and the second The bottom left guide wheel (71) and the bottom right guide wheel (72) rolling in the two bottom rail grooves (2111); the first long arm (14) and the second long arm (24), both of which are A corresponding end of the first top sliding groove (121) and the second top sliding groove (221) slidingly connected is also provided with a top guide wheel group (8), and the top guide wheel group (8) has at least one disposed on the first A long arm (14), the second long arm (24) on the left and right sides, and the top left that can roll in the corresponding two first top rail grooves (1211) and two second top rail grooves (2211), respectively Guide wheel (81) and top right guide wheel (82).

Among them, through the bottom guide rib (9), the top guide rib (A), the bottom guide wheel set (7) and the The application of the top guide wheel set (8) enables the first short arm (13), the second short arm (23) and the first long arm (14), the second long arm (24) ) When under pressure, it can also be deployed smoothly, allowing the rider to get up smoothly.

Secondly, the bottom left guide wheel (71) and the bottom right guide wheel (72) of the bottom guide wheel group (7), the top left guide wheel (81) and the top right guide wheel (82) of the top guide wheel group (8) ), the force can be evenly distributed so that the first short arm (13), the second short arm (23) and the first long arm (14), the second long arm (24) When sliding, it is smoother, there is no need to worry about the problem of insufficient smooth movement, so that the occupant can apply it comfortably and implement the goal of getting up steadily.

Referring again to FIG. 4, the first lower rail seat (11) and the second lower rail seat (21), the upper and lower ends of the left and right side walls of the two, toward the bottom guide rib (9 ), each protruding a stepped first convex wall (B); and the first upper rail seat (12) and the second upper rail seat (22), both of the upper and lower side wall surfaces At both ends, in the direction of the top guide rib (A), a second convex wall (C) in a stepped shape protrudes respectively.

Among them, through the cooperation of the first convex wall (B), the second convex wall (C) and the bottom guide rib (9), the top guide rib (A), the bottom guide wheel group (7) can be surely And the top guide wheel set (8) are positioned in the first bottom rail groove (1111), the second bottom rail groove (2111), the first top rail groove (1211) and the second top rail groove (2211) Inside, for stabilizing the bottom guide wheel set (7) and the top guide wheel set (8) to slide according to the corresponding rail grooves, to achieve a more stable and less swaying effect.

Referring to FIG. 5 and FIG. 10 again, the sitting and standing assisting device (100) further includes a first surface connected to the left X-shaped brace (1) and the right X-shaped brace (2). A supporting plate body (D); and a second supporting plate body (E) whose top surface is connected to both ends of the first supporting plate body (D).

Wherein, the configuration of the first support plate body (D) and the second support plate body (E) is used It can easily move the new sitting and standing assisting device (100), and the new sitting and standing assisting device (100) can be installed on the seat (10) or the wheelchair (20) according to actual needs, so that the application range is more extensive. More flexible and practical in use.

Referring again to FIGS. 5 to 9, this is an embodiment in which the new sitting-assist device (100) is installed on a seat, and the seat (10) includes symmetrically arranged first and second frames (101, 102); at least one horizontal plate (103) disposed between the first and second frames (101, 102) and connected to the first and second frames (101, 102) at both ends ); a rear wheel (104) respectively arranged on the rear outer side of the first and second frame bodies (101, 102); a corresponding to the rear wheel (104) and arranged with the first and second frame bodies (101, 102) Brake elements (105) connected to the outside of the rear; a front wheel (106) pivotally disposed at the front bottom end of the first and second frames (101, 102); one disposed at the first and second A push rod (107) at the rear of the frame body (101, 102) and connected to the first and second frame bodies (101, 102) at the two ends; one set at the first and second frame bodies (101, 102) ), and is connected to the top surface of the horizontal plate (103), a sitting support device (100); a first seat cushion (108) connected to the top surface of the sitting support device (100); Armrests (109) on the left and right sides of the first seat cushion (108); and a third provided between the first and second frame bodies (101, 102) and connected at the bottom with the horizontal plate (103) A back cushion (F).

Referring again to FIG. 10, it is an embodiment in which the new seat-assist device (100) is installed in a wheelchair. The wheelchair (20) includes symmetrically arranged left and right frames (201, 202); a pivot An X-shaped folding frame body (203) arranged between the left and right frame bodies (201, 202); a main wheel (204) respectively arranged on the rear outer side of the left and right frame bodies (201, 202); A driven wheel (205) pivotally arranged at the bottom ends of the left and right frame bodies (201, 202); a foot pedal (206) respectively arranged at the front bottom end of the left and right frame bodies (201, 202); The grips provided on the upper rear side of the left and right frame bodies (201, 202) respectively (207); a sitting and standing auxiliary device (100) provided between the left and right frame bodies (201, 202) and connected to the top surface of the folding frame body (203); 100) A second seat cushion (208) connected to the top surface; and a second seat cushion (209) disposed between the left and right frame bodies (201, 202) rear.

It should be emphasized here that from the above figures 5 to 10, it can be seen that the new seat-assist device (100) can be installed on the seat (10) or the wheelchair (20). When you get up in the riding state, you can use the new sitting and assisting device (100) to provide auxiliary push assistance. As shown in Figures 6 and 7, the feet of the person who can't support the leg gradually extend from the knee bent state. Afterwards, an upward thrust is given to help the leg unable to apply force to stand, so that the process of changing the leg unable to apply force from the sitting position to the standing position is more labor-saving and comfortable. For the leg unable to apply force, it has more Safe auxiliary stand-up effect; in addition, the new sitting and standing assist device (100) can also assist those who cannot apply force on their legs to sit on the seat (10) or wheelchair (20), using the new sitting and standing assist device (100) Provide assistance for assisted retraction, as shown in Figures 8 and 9, the feet of the person who can't support the leg gradually bend from the straight state, and the process of changing the leg from the standing position to the sitting position is more even Easy and effortless, for those who can't exert force on the legs, it has a safer auxiliary sitting effect.

In the above, the structure, features, and effects of the present invention are described in detail based on the embodiments shown in the drawings; however, the above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation, so all modifications that are consistent with the intention of the present invention are given Sexual changes, as long as they are within the scope of equal effects, should be included in the scope of this new type of patent.

1‧‧‧Left X-shaped stand

11‧‧‧The first orbital seat

12‧‧‧First orbital seat

2‧‧‧Right X-shaped support stand

21‧‧‧Second lower orbital seat

22‧‧‧Second Upper Orbital Block

3‧‧‧cross bar

4‧‧‧Top board

41‧‧‧Left plate

42‧‧‧Right plate body

43‧‧‧Connecting board

5‧‧‧ Telescopic drive

6‧‧‧Control box

8‧‧‧Top guide wheel set

81‧‧‧top left guide wheel

82‧‧‧Top right guide wheel

100‧‧‧Sit up auxiliary device

D‧‧‧First support plate

E‧‧‧Second support plate

Claims (8)

A sitting and standing auxiliary device, characterized in that the sitting and standing auxiliary device (100) includes: A left X-shaped support stand (1), which includes a first lower rail seat (11), a first upper rail seat (12), a first short arm (13), and a first long arm (14) ), the first lower rail seat (11) has a first bottom chute (111), the first upper rail seat (12) is staggered forward by a distance, and is disposed on the top of the first lower rail seat (11), And the rear end protrudes out of the first lower rail seat (11), and also has a first top slide groove (121) relative to the first bottom slide groove (111), the first short support arm (13) The top end is pivotally connected to the front end of the first top slide groove (121), the bottom end is slidably connected to the rear end of the first bottom slide groove (111), and the top end of the first long arm (14) is connected to the first The top chute (121) is slidingly connected in the rear end, and the bottom end is pivotally connected to the front end of the first bottom chute (111), and pivotally connected to the first short support arm (13) in an X-shaped cross; A right X-shaped brace display frame (2), the right X-shaped brace display frame (2) and the left X-shaped brace display frame (1) are arranged correspondingly, and the right X-shaped brace display frame (2) includes a second lower rail Seat (21), a second upper rail seat (22), a second short arm (23), and a second long arm (24), the second lower rail seat (21) has a second bottom A chute (211), the second upper rail seat (22) is shifted forward by a distance and is arranged on the top of the second lower rail seat (21), and the rear end protrudes from the second lower rail seat (21), There is also a second top chute (221) opposite to the second bottom chute (211), the top of the second short arm (23) is pivotally connected inwardly with the front end of the second top chute (221), The bottom end is in sliding connection with the rear end of the second bottom chute (211), the top of the second long arm (24) is in sliding connection with the rear end of the second top chute (221), and the bottom end is connected with the The front end of the second bottom chute (211) is pivotally connected and pivotally connected to the second short support arm (23) in an X shape; A cross bar (3), which is arranged between the left X-shaped brace display frame (1) and the right X-shaped brace display frame (2), one end is connected with the left X-shaped brace display frame (1), and the other end is connected with the right X-shaped brace (2) connection; A top plate (4), which is disposed on the top surface of the left X-shaped bracing display frame (1) and the right X-shaped bracing display frame (2), and has a left plate body connected to the left X-shaped bracing display frame (1) (41), a right plate body (42) connecting the right X-shaped brace (2) with a bottom surface, and a connecting plate disposed between the left plate body (41) and the rear end of the right plate body (42) Body (43); A telescopic driving device (5), which is pivotally connected with the cross bar (3) and can be extended or shortened to drive the tilting of the left X-shaped brace (1) and the right X-shaped brace (2) Elevation angle; and A control box (6), which is electrically connected to the telescopic drive device (5), is used to control the telescopic drive device (5) to extend or contract. The sitting and standing assist device according to claim 1, wherein the bottom guide ribs (111) and the second bottom guide chute (211) both have a bottom guide rib protruding from the center of the bottom end surface ( 9), used to divide the bottom end surfaces of the first bottom sliding groove (111) and the second bottom sliding groove (211) into two first bottom rail grooves (1111) and two second bottom rail grooves (2111) ; A top guide rib (A) protrudes from the center of the top surface of the first top sliding groove (121) and the second top sliding groove (221) respectively, and is used to connect the first top sliding groove (121) ). The top surface of the second top sliding groove (221) is divided into two first top rail grooves (1211) and two second top rail grooves (2211). The sitting and standing assist device according to claim 2, wherein the first short support arm (13) and the second short support arm (23) both correspond to the corresponding first bottom chute (111) and the first One end of the two bottom sliding grooves (211) slidingly connected is also provided with a bottom guide wheel group (7), the bottom guide wheel group (7) has at least one of the first short arm (13) and the second short The left and right guide wheels (71) and the bottom right guide wheel (72) which can roll in the corresponding two first bottom rail grooves (1111) and two second bottom rail grooves (2111) respectively ); The first long support arm (14) and the second long support arm (24), both of which are in sliding connection with the corresponding first top slide groove (121) and second top slide groove (221), are also provided There is a top guide wheel group (8), the top guide wheel group (8) has at least one disposed on the left and right sides of the first long support arm (14) and the second long support arm (24), respectively Two first top rail grooves (1211), two second top rail grooves (2211) roll in The top left guide wheel (81) and the top right guide wheel (82). The sitting and standing assist device according to claim 3, wherein the upper and lower ends of the left and right side walls of the first lower rail seat (11) and the second lower rail seat (21) face the The directions of the bottom guide ribs (9) respectively protrude a stepped first convex wall (B). The sitting and standing assist device according to claim 4, wherein the upper and lower ends of the left and right side wall surfaces of the first upper rail seat (12) and the second upper rail seat (22) face the top guide rib In the direction of (A), there is a stepped second convex wall (C). The sitting and standing assisting device according to claim 1, wherein the sitting and standing assisting device (100) further comprises a top surface connected to the left X-shaped support stand (1) and the right X-shaped support stand (2) A first support plate body (D); and a second support plate body (E) whose top surface is connected to both ends of the first support plate body (D). A seat having the sitting and standing assist device according to claim 1, wherein the seat (10) includes symmetrically arranged first and second frames (101, 102); at least one is arranged on the first 1. A horizontal plate (103) between the second frame body (101, 102) and connected to the first and second frame bodies (101, 102) at both ends; Rear wheels (104) on the rear outer side of the frame body (101, 102); a brake element (corresponding to the rear wheel (104) and connected to the rear outer side of the first and second frame bodies (101, 102) respectively) ( 105); a front wheel (106) pivotally disposed at the bottom end of the front of the first and second frames (101, 102); a rear of the first and second frames (101, 102) and both ends A push rod (107) connected to the first and second frames (101, 102) respectively; one is arranged between the first and second frames (101, 102) and is connected to the horizontal plate (103) The sitting support device (100) of claim 1 connected to the top surface; a first seat cushion (108) connected to the top surface of the sitting support device (100); one disposed around the first seat cushion (108) Armrests (109) on both sides; and a first seat back cushion (F) disposed between the first and second frame bodies (101, 102) and connected at the bottom with the cross plate (103). A wheelchair having the sitting and assisting device according to claim 1, wherein the wheelchair (20) It includes symmetrically arranged left and right frames (201, 202); an X-shaped folded frame (203) pivotally arranged between the left and right frames (201, 202); one is set on the left , The main wheel (204) on the rear outer side of the right frame body (201, 202); a driven wheel (205) pivotally mounted on the bottom end of the left and right frame bodies (201, 202); one on the left and right respectively Foot pedals (206) on the front bottom end of the frame body (201, 202); a grip (207) respectively provided on the upper rear side of the left and right frame bodies (201, 202); one on the left and right frame bodies (201, 202) and the sitting support device (100) of claim 1 connected to the top surface of the folding frame body (203); a second seat connected to the top surface of the sitting support device (100) A cushion (208); and a second seat back cushion (209) disposed between the left and right frame bodies (201, 202).

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