TWM604623U - Removable assisted wheelchair - Google Patents

Abstract

The new type is a displaceable assisted wheelchair, which includes a base, which is equipped with multiple push wheels, the base is fixed with two guide rods, and the two guide rods are respectively erected on two opposite sides of the base; a lifting assembly, one end of which is assembled A rotating handle is connected to the base and the two guide rods and the other end of the lifting assembly; two rotating frames are rotatably connected to the other end of the lifting assembly, and the rotating handle controls the lifting assembly to lift the rotating frame; the two seat plates are respectively fixed Set on each rotating frame; a fastener assembly, which is assembled on each rotating frame and can be selectively connected with each rotating frame; the user can adjust the height of the two seat plates by turning the rotating handle to achieve simple operation and versatility High efficacy.

Description

Removable assisted wheelchair

The new model relates to a wheelchair with medical aids, in particular to a displacement auxiliary wheelchair which can assist a patient to shift from a bed.

Today's caregivers usually need a wheelchair for the patient to take care of patients with mobility impairments, so that the patient can be moved to other areas. Moving the patient to the wheelchair usually involves the following steps: First, move the wheelchair To the side of the bed and the angle between the wheelchair and the side of the bed is about 20 degrees to 30 degrees, then the brakes of the wheelchair are pulled up to prevent the wheelchair from moving; second, after the patient is lifted up and sits on the bedside, ask the patient to take care of it Stand up with the shoulders, while the caregiver supports the patient while turning the patient into the wheelchair, and then slowly sits the patient in the wheelchair; and if the patient is completely unable to rely on the strength of his legs to support his own weight, the caregiver is moving the patient During the whole process, greater bearing capacity is required to bear the weight of the patient to move the patient to the wheelchair.

However, in the process of moving the aforementioned patient to the wheelchair, because the patient himself needs to exert himself, the leg or other injured parts may suffer secondary injury, which affects the healing state of the affected area, and when the patient is completely In the state of being unable to move on their own, the caregiver needs to fully bear the weight of the patient, so it is undoubtedly a lot of burden for the caregiver. In the process of moving the patient, it is easier to slip or the caregiver’s own strength. Problems and shortcomings such as the risk of falling and hurting the patient occur due to the shortcomings of the deficiencies; therefore, it is necessary to recreate and improve the structure of the wheelchair in the prior art.

In view of the shortcomings and deficiencies of the prior art, the present invention provides a displaceable auxiliary wheelchair, which adjusts the lifting assembly to make the seat plate connected to the rotating frame reach an appropriate height, and the caregiver expands the two rotating frames to the position of the patient's buttocks , The two rotating frames are relatively rotated to shift the seat plate between the patient's hip and the mattress, so that the caregiver can move the patient to the seat plate of the wheelchair in a labor-saving and convenient manner.

In order to achieve the above-mentioned creative purpose, the technical means adopted by this new model is to design a mobile assisted wheelchair, which includes: A base, which is a frame body and equipped with a plurality of push wheels, the base is fixedly provided with two guide rods, the two guide rods are respectively erected on two opposite sides of the base, each of the guide rods includes a fixed tube and a core Tube, the fixed tube is a hollow tube body, and one end of the core tube is inserted and fixed in the fixed tube; A lifting assembly, which includes: A lower base, which includes a lower fixing tube, the lower fixing tube is a hollow tube body and formed with internal threads, and one end of the lower fixing tube is fixed to the base; A sleeve including a sleeve tube, the sleeve tube being a hollow tube body and one end sleeved on the other end of the lower fixed tube; A longitudinal rod, which is a rod body with an external thread formed on one end, a driven tooth is formed on the other end of the longitudinal rod, and the longitudinal rod is combined with the internal thread of the lower fixed pipe by its external thread; An upper base, which includes an upper fixing part and two upper fixing tubes, the upper fixing part is a hollow cylindrical body with a coupling hole through one side and coupled with the other end of the sleeve, the longitudinal rod has a One end of the movable tooth is rotatably pivoted on the upper fixing part of the upper base, the driven tooth extends into the coupling hole, one end of the upper fixing part penetrates a pivot hole, and the two upper fixing tubes are hollow tubes Body and are respectively fixed on two ends of the upper fixing part, and one end of each upper fixing tube is respectively sleeved on each core tube; A transverse rod, comprising a rod and an active tooth, the rod is located at one end of the transverse rod, the active tooth is located at the other end of the transverse rod, and the rod is rotatably penetrated through the pivot Hole, the driving tooth meshes with the driven tooth; A rotating handle, one end of which is fixed on the rod; Two rotating frames, each of the rotating frames includes an upright part, a supporting part, a buckling part and an abutting part, the upright part is a hollow rod body, one end of the upright part is sleeved on the core tube And rotatably abuts against the other end of the upper fixed tube, the other end of the upright part is connected with a handle, one end of the support part is connected to the upright part, and the other end of the support part faces away from the upright part One end of the buckling portion is connected to the supporting portion, the other end of the buckling portion extends upward, one end of the abutting portion is connected to the buckling portion, and the other end of the abutting portion extends laterally And bend and connect to the upright part; Two seat boards, which are respectively fixed on each supporting part; A fastener component is assembled on each buckle part and can be selectively connected to each buckle part.

Furthermore, in the described displacement assist wheelchair, the fastener component includes a fastener seat, an elastic member, a fastener rod and a fastener post, and the fastener seat is a piece and is fixed to one of the fasteners. Connecting portion, the fastener seat includes a stop rod, a rotating rod, a first positioning notch, and a guide notch. The stop rod and the rotating rod are projected on the fastener seat at intervals, and the stop The rod is located above the rotating rod, the first positioning notch is recessed on the lower edge of the fastener seat, and the guide notch is recessed on the side edge of the fastener seat; the elastic piece is sleeved on the rotating rod and the elastic One end of the piece is connected to the first positioning notch; the buckle rod is a long bar and includes a hook part, a rotating hole, a stopper, a second positioning notch and a grip part, the hook The buckle portion is located at one end of the buckle rod, the rotating hole penetrates the buckle rod and is sleeved on the rotation rod, the stopper is recessed on the upper edge of the buckle rod and abuts against the stopper, the second positioning notch It is recessed on the lower edge of the buckle rod, the other end of the elastic member is hooked on the second positioning notch, and the buckle post is protrudingly provided on the other buckle part and the position corresponds to the guide notch and the hook part s position.

Furthermore, in the displacement assist wheelchair, one end of the hook portion is in a C shape with an opening facing downward, and the outer side of the hook portion has a slope, and the position of the slope corresponds to the position of the buckle post.

Furthermore, the displacement assist wheelchair further includes a plurality of backrest members, each of the backrest members is a sheet body with a shape corresponding to the shape of the abutting portion, and each of the backrest members includes a holding portion And an abutting portion, the holding portion is located at the upper edge of the backrest member and a through hole penetrates, and the abutting portion is located at the lower edge of the holding portion and extends toward the upright portion.

Furthermore, in the displacement assist wheelchair, each of the seat plates is a piece, and one side of the seat plate facing the other seat plate is recessed to form a notch, and the position of the notch of each seat plate Corresponding.

Furthermore, the said wheelchair assistive displacement further includes a rear seat belt assembly, the rear seat belt assembly includes a first rear seat belt and a second rear seat belt, the first rear seat belt One end is fixed to one of the backrests, the other end of the first rear safety belt has a first fastener, one end of the second rear safety belt is fixed to the other backrest, the second rear safety The other end of the belt has a second fastener, and the first fastener can selectively buckle the second fastener.

Furthermore, the said shift assist wheelchair further includes a front side safety belt, the front side safety belt is a long belt body and includes a fixed end and an adhesive end, the fixed end is fixed on one of the The upright part is adjacent to the grip position, and the sticking end is wound around the other upright part and can selectively stick the front side safety belt.

Furthermore, the displacement assist wheelchair further includes a footrest, the footrest is a long strip plate and is pivoted on the base, and the footrest is located between the two guide rods.

More specifically, the displacement assist wheelchair further includes a bedpan stand, the bedpan stand is fixed on the upper base and extends toward the fastener assembly, the bedpan stand is aligned with each of the two seat plates The gap.

The advantage of the new model is that the height of the two seat plates connected with the rotating frame can be easily adjusted to the required height according to actual needs by rotating the handle of the lifting assembly; and the fastener assembly and the rear seat belt assembly The setting of the front seat belt and the front side seat belt can increase the safety in use; the backrest includes the setting of the grip part, which can change the direction of moving the present model according to the needs of the user, increasing the convenience of use and the comfort of the occupant.

In the following, in conjunction with the drawings and the preferred embodiments of the present invention, the technical means adopted by the present invention to achieve the predetermined creative purpose are further described.

Please refer to Figures 1 and 8, the displacement assist wheelchair of the present invention includes a base 10, a lifting assembly 20, two rotating frames 30, two backrests 40, two seat plates 50, a fastener assembly 60, a A rear seat belt assembly 70 and a front seat belt 80.

Please refer to Figures 1 and 2, the base 10 is an H-shaped frame and the two ends of the opening are respectively a front side and a rear side. The base 10 is equipped with a plurality of push wheels 11, which are located on the four sides of the base 10. Each of the push wheels 11 can be wheels such as universal wheels used in wheelchairs in the prior art, and the front side of the base 10 is provided with a footrest 12, which is a long, pivotable and retractable shape. The board body and the folding mechanism are standard components of the prior art. The detailed structure is not repeated, but not limited to this. The shape and folding structure of the pedal 12 can be changed according to the user's needs; fixed on the base 10 There are two upright guide rods 13. Each guide rod 13 includes a fixed tube 131 and a core tube 132. The fixed tube 131 is a hollow tube body and one end is fixed to the base 10, and one end of the core tube 132 is inserted and fixed to Inside the fixed tube 131.

Please refer to Figures 2 to 6, the lifting assembly 20 includes a lower base 21, a sleeve 22, a longitudinal rod 23, an upper base 24 and a transverse rod 25, the lower base 21 includes a lower fixing part 211 and the lower fixing pipe 212, the lower fixing part 211 is a piece and fixed to the base 10, the lower fixing pipe 212 is a hollow pipe with an internal thread 213, and one end of the lower fixing pipe 212 is vertically fixed on the lower The fixed portion 211; the sleeve 22 includes a locking seat 221 and a sleeve 223, the locking seat 221 is a piece and penetrates a connecting hole 222, the sleeve 223 is a hollow tube and one end is fixed in the locking The seat 221 is communicated with the connecting hole 222, and the other end of the sleeve 223 is sleeved on the other end of the lower fixed tube 212; the longitudinal rod 23 is a rod body and one end is formed with an external thread 231, and the other end of the longitudinal rod 23 is formed There is a driven tooth 232, the longitudinal rod 23 penetrates the connecting hole 222 and is combined with the internal thread 213 of the lower fixing tube 212 by its external thread 231; the upper base 24 includes an upper fixing portion 241 and two upper fixing tubes 244, The fixing portion 241 is a hollow cylindrical body and a coupling hole 242 penetrates through the bottom side. The longitudinal rod 23 has an upper fixing portion 241 of the upper base 24 that is rotatably pivoted at one end of the driven tooth 232. In detail, the upper fixing A groove 245 is formed on the inner top surface of the portion 241, and the end of the driven tooth 232 has an abutting block 233. The driven tooth 232 extends into the coupling hole 242 so that the abutting block 233 is positioned in the groove 245. , The locking seat 221 is fixed to the upper base 24 by a plurality of locking members (not shown in the figure), and the connecting hole 222 is in communication with the connecting hole 242, and one end of the upper fixing portion 241 penetrates a pivot hole 243 , The two upper fixing tubes 244 are hollow tubes, and the outer side walls of the upper fixing tubes 244 are respectively fixed upright on two ends of the upper fixing portion 241, and one end of each upper fixing tube 244 is sleeved on each core tube 132; The transverse rod 25 is a rod body and includes a rod 251 and an active tooth 252. The rod 251 is located at one end of the transverse rod 25, the active tooth 252 is located at the other end of the transverse rod 25, and the rod 251 penetrates the pivot The rotating hole 243 extends into the base 24 with one end of the driving tooth 252. The rod 251 is rotatably pivoted on the pivot hole 243 of the upper base 24. The driving tooth 252 is aligned with the position of the coupling hole 242 and is aligned with the driven tooth. 232 meshing. In this embodiment, the driving tooth 252 and the driven tooth 232 are both helical gears, but not limited to this, any element that can achieve the transmission function is acceptable; a rotating handle 253 is also provided on the horizontal rod The rod portion 251 of the 25 can be rotated by the transverse rod 25 as the axis.

Please refer to Figures 1, 2 and 7, the two rotating frames 30 are respectively rotatably sleeved on the other end of the two core tubes 132, each rotating frame 30 is formed by connecting a plurality of tubes, and each rotating frame 30 includes a The upright portion 31, a supporting portion 32, a buckling portion 33, and an abutting portion 34. The upright portion 31 is an L-shaped rod body with one end rotatable sleeved with a core tube 132 and abuts against the upper fixed tube 244 On the periphery of the other end of the vertical rod portion 31 can be rotated relative to the upper fixing tube 244, the other end of the vertical rod portion 31 extends toward the front side and is sleeved with a grip 311, one end of the support portion 32 is connected to the vertical rod portion 31, the support portion 32 The other end of the buckle portion 33 extends toward the rear side, one end of the buckle portion 33 is connected to the support portion 32, the other end of the buckle portion 33 extends upwardly, one end of the abutment portion 34 is connected to the buckle portion 33, and the other end of the abutment portion 34 One end extends laterally and is bent and connected to the upright portion 31, which is L-shaped when viewed from above, and the two rotating frames 30 are symmetrical when viewed from an imaginary vertical center line on the front side.

The two backrest members 40 are respectively sleeved with a fixed abutment portion 34. In this embodiment, each backrest 40 is an arc-shaped sheet body with a shape corresponding to the shape of the abutment portion 34, and includes a grip portion 41 and a The abutting portion 42, the holding portion 41 is located at the rear of the top end and a perforation 411 penetrates therethrough. The abutting portion 42 is located at the lower edge of the holding portion 41 and extends toward the direction in which the abutting portion 34 is adjacent to the upright portion 31, but not This is a limitation, and the form of the backrest 40 can be changed according to the needs of the user.

The two seat plates 50 are respectively sleeved and fixed on the supporting part 32 and located between the two supporting parts 32. In this embodiment, each seat plate 50 is a single body, and each seat plate 50 is recessed toward one side of the other seat plate 50 A notch 51 is formed, and the positions of the notches 51 of each seat plate 50 correspond to each other. When viewed from above, the adjacent edges of the two seat plates 50 are wavy edges, and the distance between the center points of the left and right notches 51 is preferably 15 cm, but Not limited to this, the form of the seat plate 50 can be changed according to the user’s needs; please refer to Figures 5 and 7, as shown in Figures 5 and 7, the upper base 24 can be connected to a potty stand 52, which is formed by bending The rod body extends toward the rear side. The bedpan holder 52 is used for positioning the bedpan support under the two seat plates 50 and aligned with the gap 51 of the two seat plates 50. The bedpan holder 52 is a standard component of the prior art, and its detailed structure is no longer Repeat.

Please refer to Figures 7 and 8, the fastener assembly 60 includes a fastener seat 61, an elastic member 62, a buckle rod 63 and a buckle column 64, the fastener seat 61 is a piece and fixed on two rotating frames On the buckle portion 33 of one of the rotating frames 30 of 30, the fastener seat 61 includes a stop rod 611, a rotating rod 612, a first positioning notch 613 and a guide notch 614. The stop rod 611 is located on the rotating rod The upper part of 612 is protruding from the fastener seat 61 at intervals, the first positioning notch 613 is recessed at the lower edge of the fastener seat 61, and the guiding notch 614 is recessed at the side edge of the fastener seat 61; the elastic member 62 is a through A bent rod, such as a torsion spring, but not limited to this. The elastic member 62 is sleeved on the rotating rod 612 and one end is hooked to the first positioning notch 613; the buckle rod 63 is a long rod and includes a The hook portion 631, a rotating hole 633, a stop opening 634, a second positioning notch 635, and a grip portion 636. The hook portion 631 is located at one end of the hook 63 and has a C shape with an opening facing downward. The buckle part 631 has an inclined surface 632 on the outer side, the rotating hole 633 penetrates the buckle rod 63 and is sleeved on the rotation rod 612, the stopper 634 is recessed on the upper edge of the buckle rod 63 and abuts against the stopper rod 611, the second positioning notch 635 is recessed on the lower edge of the buckle rod 63. The other end of the elastic member 62 is hooked to the second positioning notch 635. The elastic member 62 is used to push one side of the stop opening 634 against the stop rod 611, so that the hook part 631 is kept in the buckled position, the grip portion 636 is located at the other end of the buckle rod 63, the buckle rod 63 can rotate on the axis of the rotation hole 633, and the stop rod 611 can limit the rotation range of the buckle rod 63; the buckle column 64 is convex The buckle portion 33 is provided on the other rotating frame 30 and the position corresponds to the position of the guide notch 614 and the hook portion 631, so that the hook portion 631 can selectively hook the buckle post 64, and when the buckle post 64 is along the guide When the guiding notch 614 slides in and pushes against the inclined surface 632 of the hook portion 631, the hook portion 631 can generate a spring-reset pivoting action by the impact force during contact and the elastic force of the elastic member 62, and the hook portion 631 The post 64 slides into the hook portion 631 to complete a buckling action.

The rear seat belt assembly 70 includes a first rear seat belt 71 and a second rear seat belt 72. One end of the first rear seat belt 71 is fixed to one of the backrest members 40, and the other end of the first rear seat belt 71 It has a first fastener 711, one end of the second rear seat belt 72 is fixed to the other backrest 40, and the other end of the second rear seat belt 72 has a second fastener 721. The first fastener 711 is optional It is sexually buckled to the second fastener 721, and the rear seat belt assembly 70 is a standard component of the prior art, and its detailed structure will not be repeated.

Please refer to FIG. 1, the front side safety belt 80 is a long belt body and includes a fixed end 81 and an adhesive end 82. The fixed end 81 is fixed on one of the uprights 31 adjacent to the grip 311, and is adhered The end 82 is wound around the other upright portion 31 and adhered to the body of the front seat belt 80. In the present embodiment, the adhesive end 82 can be provided with devil felt or other components that can be repeatedly adhered, but it is not limited thereto.

Please refer to Figures 8 to 10, when the present invention is used, it can be applied to a patient who is sitting on the side of the bed without the ability to move. The user first turns the rotating handle 253 of the lifting assembly 20 to adjust the height of the two seat plates 50 To a height slightly higher than the mattress 90, after releasing the fastener assembly 60, the rear seat belt assembly 70, and the front seat belt 80, hold the handle 311 to rotate the two rotating frames 30 around the guide rod 13 respectively, so that The two rotating frames 30 are opened to form an opening, and then the present invention is moved towards the patient until the patient’s buttocks are aligned with the seat plate 50. After the patient’s legs are stepped on the foot pedals 12, the two rotating frames 30 are opposed to each other. Rotate so that the seat plate 50 is displaced and inserted between the patient’s buttocks and the mattress 90 until the buckle part 631 hooks the buckle column 64 to engage the two rotating frames 30, and then the first buckle 711 of the rear seat belt assembly 70 Fastened to the second fastener 721, so that the patient can directly sit on the seat of the present invention without additional assistance from others, and the user can directly move the patient to other areas.

In the foregoing process, since the lifting assembly 20 adopts a gear mechanism, it has the effect of steplessly changing the height during the lifting process. It can achieve precise height positioning and simple operation. It is suitable for most hospital beds of different heights. Versatility.

In the foregoing process, please refer to Figures 10 and 11. Since the backrest 40 is provided with a grip 41, the direction of the present invention can be changed according to user needs. For example, the patient can directly hold the grip for short-distance movement 311 moves the patient's back to the direction of movement. If long-distance movement is required, the user can change the grip 41 to move the model, so that the patient faces the direction of movement, so as to prevent the patient from feeling dizzy due to long-term movement. .

In the foregoing process, the arrangement of the front side safety belt 80 can prevent the patient from falling toward the front side and increase the safety in use.

In the foregoing process, please refer to FIG. 7 and FIG. 8. When the two rotating frames 30 are relatively rotated toward each other to close, because the hook portion 631 can be pressed against the buckle column 64 and engage with the buckle column 64 accordingly. There is no need to perform additional operations on the fastener assembly 60, which saves the time required for buckling. When the second rotating frame 30 is to be turned and opened in the opposite direction, the user only needs to press down on the lever 636 Rotate the buckle rod 63 and move the hook portion 631 upward so that the hook portion 631 is separated from the buckle post 64.

The above descriptions are only the preferred embodiments of the present invention and do not limit the present invention in any form. Although the present invention has been disclosed in the preferred embodiments, it is not intended to limit the present invention. Any technical field has Generally knowledgeable persons, without departing from the scope of the new technical solution, can use the technical content disclosed above to make slight changes or modifications as equivalent embodiments of equivalent changes. However, any content that does not depart from the new technical solution is based on this Any simple modifications, equivalent changes and modifications made to the above embodiments by the new technical essence still fall within the scope of the new technical solution.

10: Base 11: Push wheel 12: Foot pedal 13: guide rod 131: fixed tube 132: core tube 20: Lifting components 21: Lower base 211: Lower fixed part 212: Lower fixed pipe 213: Internal thread 22: sleeve 221: Locking seat 222: connecting hole 223: Casing 23: Longitudinal member 231: External thread 232: driven gear 233: The Top Block 24: Upper base 241: Upper fixed part 242: Combination hole 243: Pivot Hole 244: upper fixed tube 245: Groove 25: Constant rod 251: pole 252: Active Gear 253: Turn the handle 30: Rotating frame 31: Upright 311: Handle 32: Support 33: buckle part 34: abutment 40: backrest 41: Grip 411: piercing 42: Closed part 50: seat plate 51: gap 52: Potty stand 60: fastener components 61: fastener seat 611: Stop lever 612: Rotating Rod 613: first positioning gap 614: guide gap 62: Elastic 63: Kick 631: hook 632: Slope 63: Rotating hole 634: stop 635: second positioning gap 636: Grip 64: buckle column 70: Rear seat belt assembly 71: First rear seat belt 711: First fastener 72: second rear seat belt 721: second fastener 80: front seat belt 81: fixed end 82: Paste end 90: Mattress

Figure 1 is a perspective view of the new model. Figure 2 is an exploded view of the new model. Figure 3 is a schematic diagram of the lift assembly of the new type in the rising position. Figure 4 is a schematic diagram of the new lift assembly in the lowered position. Figure 5 is a cross-sectional view of the lift assembly of the new type in the rising position. Figure 6 is a cross-sectional view of the new lift assembly in the lowered position. Figure 7 is a schematic diagram of the fastening state of the new fastener assembly. Figure 8 is a schematic diagram of the open state of the new fastener assembly. Figure 9 is a schematic diagram of the open state of the two rotating frames when the new model is in use. Figure 10 is a schematic diagram of the closed state of the two rotating frames when the new model is in use. Fig. 11 is a schematic diagram of the state of moving the grip part of the new type.

10: Base

11: Push wheel

12: Foot pedal

13: guide rod

131: fixed tube

132: core tube

20: Lifting components

30: Rotating frame

31: Upright

311: Handle

32: Support

33: buckle part

34: abutment

40: backrest

50: seat plate

60: fastener components

80: front seat belt

81: fixed end

82: Paste end

Claims (9)

A shift assisted wheelchair, which comprises: A base, which is a frame body and equipped with a plurality of push wheels, the base is fixedly provided with two guide rods, the two guide rods are respectively erected on two opposite sides of the base, each of the guide rods includes a fixed tube and a core Tube, the fixed tube is a hollow tube body, and one end of the core tube is inserted and fixed in the fixed tube; A lifting assembly, which includes: A lower base, which includes a lower fixing tube, the lower fixing tube is a hollow tube body and formed with internal threads, and one end of the lower fixing tube is fixed to the base; A sleeve including a sleeve tube, the sleeve tube being a hollow tube body and one end sleeved on the other end of the lower fixed tube; A longitudinal rod, which is a rod body with an external thread formed on one end, a driven tooth is formed on the other end of the longitudinal rod, and the longitudinal rod is combined with the internal thread of the lower fixed pipe by its external thread; An upper base, which includes an upper fixing part and two upper fixing tubes, the upper fixing part is a hollow cylindrical body with a coupling hole through one side and coupled with the other end of the sleeve, the longitudinal rod has a One end of the movable tooth is rotatably pivoted on the upper fixing part of the upper base, the driven tooth extends into the coupling hole, one end of the upper fixing part penetrates a pivot hole, and the two upper fixing tubes are hollow tubes Body and are respectively fixed on two ends of the upper fixing part, and one end of each upper fixing tube is respectively sleeved on each core tube; A transverse rod, comprising a rod and an active tooth, the rod is located at one end of the transverse rod, the active tooth is located at the other end of the transverse rod, and the rod is rotatably penetrated through the pivot Hole, the driving tooth meshes with the driven tooth; A rotating handle, one end of which is fixed on the rod; Two rotating frames, each of the rotating frames includes an upright part, a supporting part, a buckling part and an abutting part, the upright part is a hollow rod body, one end of the upright part is sleeved on the core tube And rotatably abuts against the other end of the upper fixed tube, the other end of the upright part is connected with a handle, one end of the support part is connected to the upright part, and the other end of the support part faces away from the upright part One end of the buckling portion is connected to the supporting portion, the other end of the buckling portion extends upward, one end of the abutting portion is connected to the buckling portion, and the other end of the abutting portion extends laterally And bend and connect to the upright part; Two seat boards, which are respectively fixed on each supporting part; A fastener component is assembled on each buckle part and can be selectively connected to each buckle part. The displaceable assist wheelchair according to claim 1, wherein the fastener component includes a fastener seat, an elastic member, a buckle rod and a buckle post, and the fastener seat is a piece and is fixed to one of the buckles Connecting portion, the fastener seat includes a stop rod, a rotating rod, a first positioning notch, and a guide notch. The stop rod and the rotating rod are projected on the fastener seat at intervals, and the stop The rod is located above the rotating rod, the first positioning notch is recessed on the lower edge of the fastener seat, and the guide notch is recessed on the side edge of the fastener seat; the elastic piece is sleeved on the rotating rod and the elastic One end of the piece is connected to the first positioning notch; the buckle rod is a long bar and includes a hook part, a rotating hole, a stopper, a second positioning notch and a grip part, the hook The buckle portion is located at one end of the buckle rod, the rotating hole penetrates the buckle rod and is sleeved on the rotation rod, the stopper is recessed on the upper edge of the buckle rod and abuts against the stopper, the second positioning notch It is recessed on the lower edge of the buckle rod, the other end of the elastic member is hooked on the second positioning notch, and the buckle post is protrudingly provided on the other buckle part and the position corresponds to the guide notch and the hook part s position. According to claim 2, wherein one end of the hook portion has a C shape with an opening facing downward, and the outer side of the hook portion has a slope, and the position of the slope corresponds to the position of the buckle post. The displacement assist wheelchair according to any one of claims 1 to 3, further comprising a plurality of backrest members, each of the backrest members is a sheet body with a shape corresponding to the shape of the abutting portion, and each backrest The member includes a gripping portion and an abutting portion. The gripping portion is located on the upper edge of the backrest member and has a through hole penetrating through it. The abutting portion is located on the lower edge of the gripping portion and extends toward the upright portion. The displaceable assisted wheelchair according to claim 4, wherein each of the seat plates is a piece, and one of the seat plates faces the other side of the seat plate to form a recess, and the position of the notch of each seat plate Corresponding. The mobile wheelchair according to claim 5, which further includes a rear seat belt assembly, the rear seat belt assembly including a first rear seat belt and a second rear seat belt, the first rear seat belt One end is fixed to one of the backrests, the other end of the first rear safety belt has a first fastener, one end of the second rear safety belt is fixed to the other backrest, the second rear safety The other end of the belt has a second fastener, and the first fastener can selectively buckle the second fastener. The mobile assisted wheelchair according to claim 6, further comprising a front side safety belt, the front side safety belt is a long belt body and includes a fixed end and an adhesive end, the fixed end is fixed on one of the The upright part is adjacent to the grip position, and the sticking end is wound around the other upright part and can selectively stick the front side safety belt. The displacement assist wheelchair according to claim 7, further comprising a footrest, the footrest is a long strip plate and is pivoted on the base, and the footrest is located between the two guide rods. The displaceable assisted wheelchair according to claim 8, further comprising a potty stand, the potty stand is fixed on the upper base and extends toward the direction of the fastener assembly, and the potty stand is aligned with each of the two seat plates The gap.

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