阅读说明：本技术 基于可折叠式骨科术后护理移动座 (Based on seat is removed in nursing of folded cascade orthopedics postoperative ) 是由 梁威焰 于 2021-09-10 设计创作，主要内容包括：本发明涉及骨科护理技术领域,具体地说,涉及基于可折叠式骨科术后护理移动座。其包括护理座,所述护理座包括座板、移动支撑装置和背板框架,该基于可折叠式骨科术后护理移动座中,设置的移动支撑装置,便于对座板进行支撑,同时通过前支腿底端设有的万向轮,后支腿底端设有的移动轮可对该装置进行移动,避免人工搬运,起到了节省人力的作用,设置的座板,通过滑槽与前支腿转头的转动和滑动,便于将前支腿放置于放置槽内部,起到了对前支腿折叠的作用,通过连接槽转孔与后支腿转头的转动,便于对后支腿进行折叠工作,通过转动销与侧开孔的转动,便于将背板框架进行折叠,通过上述操作即可对护理座进行折叠。(The invention relates to the technical field of orthopedic nursing, in particular to a movable seat based on foldable orthopedic postoperative nursing. It includes the nursing seat, the nursing seat includes the bedplate, remove strutting arrangement and backplate frame, should be based on during folded cascade orthopedics postoperative nursing removes the seat, the removal strutting arrangement who sets up, be convenient for support the bedplate, the universal wheel that is equipped with through preceding landing leg bottom simultaneously, the removal wheel that back landing leg bottom was equipped with can remove the device, avoid artifical transport, the effect of the power of economizing on manpower has been played, the bedplate of setting, rotation and the slip of turning round through spout and preceding landing leg, be convenient for place preceding landing leg inside the standing groove, the effect of folding preceding landing leg has been played, turn round the rotation of turning round through spread groove and back landing leg, be convenient for carry out folding work to back landing leg, through rotation round pin and the rotation of side trompil, be convenient for fold the backplate frame, can fold the nursing seat through the above-mentioned operation.)

1. Based on seat is removed in nursing of folded cascade orthopedics postoperative, including nursing seat (100), its characterized in that: the care seat (100) comprises at least:

the seat plate (110), both sides of the front end of the seat plate (110) are provided with grooves (1100), a placing groove (1101) is formed in the seat plate (110) and located at the rear side of the grooves (1100), both sides of the placing groove (1101) are provided with sliding grooves (1102), both sides of the rear end of the lower surface of the seat plate (110) are provided with connecting blocks (111), a connecting groove (1110) is formed in the connecting block (111), and both sides of the connecting groove (1110) are provided with connecting groove rotating holes (1111);

a movable support device (120), the movable support device (120) comprises a front support leg (121) and a rear support leg (122) located at the rear side of the front support leg (121), the front support leg (121) and the rear support leg (122) are both provided with two, the top end of the front support leg (121) is provided with a front support leg swivel (1211), the top end of the front support leg (121) is located inside the groove (1100), the front support leg swivel (1211) is located inside the front end of the chute (1102) to rotate, the front support leg (121) is located inside the placement groove (1101) to slide, the front support leg swivel (1211) slides inside the chute (1102), a universal wheel (1212) is installed at the bottom end of the front support leg (121), the top end of the rear support leg (122) is provided with a rear support leg swivel (1221), the top end of the rear support leg (122) is located inside the connection groove (1111), and the rear support leg swivel (1221) is rotatably connected with the swivel hole (1111), the bottom ends of the rear supporting legs (122) are provided with movable wheels (1222), and a connecting rod (1223) is connected between the two rear supporting legs (122);

backplate frame (130), backplate frame (130) are located the back upper place of bedplate (110), backplate frame (130) both ends all are equipped with bracing piece (131), two be connected with dwang (132) between bracing piece (131), both ends all are equipped with rotor plate (133) about dwang (132), rotor plate (133) front end internal surface is equipped with swivel pin (1331), side opening (1103) have all been seted up to bedplate (110) rear end left and right sides, swivel pin (1331) are located side opening (1103) inside is rotated, the inside of backplate frame (130) is inlayed and is equipped with cushion (134).

2. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: both sides of the front end of the lower surface of the seat plate (110) are provided with fixing blocks (112), the fixing blocks (112) are located on one side of the groove (1100), fixing block screw holes (1120) are formed in the fixing blocks (112), screws (1121) are connected to the inner threads of the fixing block screw holes (1120), fixing holes (1210) are formed in the positions, located below the front supporting leg rotating heads (1211), of the top ends of the front supporting legs (121), and one ends of the screws (1121) are located inside the fixing holes (1210).

3. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: the utility model discloses a chair, including bedplate (110), seat board (110), grip (113), slide bar (1131) have all been equipped with at both ends about grip (113), sliding opening (1104) have been seted up to bedplate (110) rear surface, bedplate (110) inside is located the front side of sliding opening (1104) is opened and is equipped with sliding cavity (1105), sliding cavity (1105) with sliding opening (1104) switch-on, slide bar (1131) with sliding opening (1104) sliding connection, slide bar (1131) are located the inside slip of sliding cavity (1105).

4. Foldable orthopaedic postoperative care based mobile seat according to claim 3, characterized in that: the front end of the sliding rod (1131) is provided with a limiting head (1132), the limiting head (1132) is located inside the sliding cavity (1105) to slide, the radius of the sliding cavity (1105) is larger than that of the sliding opening (1104), and the surface of the holding rod (113) is sleeved with a rubber sleeve (1134).

5. Foldable orthopaedic postoperative care based mobile seat according to claim 3, characterized in that: the bedplate (110) are located the rear side of sliding port (1104) is equipped with circle piece (114), round hole (1140) have been seted up to circle piece (114) inside, round hole (1140) with sliding port (1104) switch-on, slide bar (1131) are located sliding port (1104) inside slides, slot (1141) have all been seted up to the left and right sides of circle piece (114), the rear end both sides of slide bar (1131) all are equipped with inserted block (1133), inserted block (1133) with slot (1141) cooperation of pegging graft.

6. Foldable orthopaedic postoperative care mobile seat according to claim 2, characterized in that: the fixing device is characterized in that stabilizing blocks (1123) are arranged on two sides of the front end of the lower surface of the seat plate (110), the stabilizing blocks (1123) are located on one side of the groove (1100), the groove (1100) is located between the stabilizing blocks (1123) and the fixing blocks (112), stabilizing holes (1124) are formed in the stabilizing blocks (1123), one end of the screw rod (1121) is located in the stabilizing holes (1124), and a screwing head (1122) is arranged at one end, far away from the seat plate (110), of the screw rod (1121).

7. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: the left and right sides surface of bedplate (110) all is equipped with holds up pole (115), hold up pole (115) are equipped with two, two the top fixedly connected with of holding up pole (115) holds up board (1151).

8. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: the front surface of the seat plate (110) is provided with square blocks (117) on two sides of the groove (1100), a square block groove (1170) is formed in each square block (117), clamping blocks (1213) are formed on two sides of the bottom end of the front supporting leg (121), and the clamping blocks (1213) are in clamping fit with the square block groove (1170).

9. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: connecting block (111) rear side is opened and is equipped with connecting groove screw hole (1112), connecting groove screw hole (1112) internal thread is connected with bolt (1113), back landing leg (122) top seted up screw hole (1220), screw hole (1220) with bolt (1113) threaded connection, bedplate (110) lower surface is equipped with bottom block (116), bottom block (116) are equipped with two, bottom block groove (1160) are seted up to bottom block (116) inside, connecting rod (1223) with bottom block groove (1160) joint cooperation.

10. Foldable orthopaedic postoperative care mobile seat according to claim 1, characterized in that: the left side and the right side of the rear end of the seat plate (110) are both provided with a limiting block (1106), the bottom end of the rotating sheet (133) is provided with a limiting sheet (1332), and the bottom surface of the limiting sheet (1332) is attached to the upper surface of the limiting block (1106).

Technical Field

The invention relates to the technical field of orthopedic nursing, in particular to a foldable orthopedic postoperative nursing movable base.

Background

Bone science, also known as orthopedics, is a specialty or discipline of medicine, is specialized in the study of anatomy, physiology and pathology of the skeletal muscle system, and is a specialty or discipline of medicine, and uses pharmaceutical, surgical and physical methods to maintain and develop the normal morphology and function of the system, and to treat injuries of the system;

the patient of orthopaedic surgery postoperative for the messenger loses the walking ability resumes the walking ability, need use orthopedic surgery back with rehabilitation nursing seat, current postoperative nursing seat is usually collapsible, generally all supplies the patient to use after the fixed shaping, leads to the nursing seat after the use to occupy a large amount of indoor spaces, is not convenient for shift the nursing seat simultaneously, and the mode of artifical transport consumes the manpower in a large number, consequently, needs a neotype orthopedic surgery postoperative nursing seat to improve prior art not enough.

Disclosure of Invention

The invention aims to provide a movable seat based on foldable orthopedic postoperative care, which aims to solve the problems in the background technology.

In order to achieve the above object, the present invention provides a movable seat for post-operative nursing based on foldable orthopedics department, comprising a nursing seat, wherein the nursing seat at least comprises:

the novel seat plate comprises a seat plate, wherein grooves are formed in the two sides of the front end of the seat plate, a placing groove is formed in the seat plate and is positioned behind the grooves, sliding grooves are formed in the left side and the right side of the placing groove, connecting blocks are arranged on the two sides of the rear end of the lower surface of the seat plate, connecting grooves are formed in the connecting blocks, and connecting groove rotating holes are formed in the left side and the right side of the connecting grooves;

the movable supporting device comprises a front supporting leg and a rear supporting leg which is positioned at the rear side of the front supporting leg, the number of the front supporting leg and the number of the rear supporting leg are two, the top end of the front supporting leg is provided with a front supporting leg rotating head, the top end of the front supporting leg is positioned in the groove, the front supporting leg rotating head is positioned in the front end of the chute and rotates, the front supporting leg is positioned in the placing groove and slides, the front supporting leg rotating head slides in the chute, the front supporting leg is convenient to place in the placing groove through the rotation and the sliding of the front supporting leg rotating head and the chute, the folding effect of the front supporting leg is achieved, universal wheels are installed at the bottom end of the front supporting leg, the front supporting leg is convenient to drive the front supporting leg to move, the moving direction can be changed, the rear supporting leg rotating head is arranged at the top end of the rear supporting leg, the top end of the rear supporting leg is positioned in the connecting groove, and the rear supporting leg rotating head is rotatably connected with the connecting groove rotating hole, the rear supporting legs can be conveniently folded through rotation of the rear supporting leg rotating heads and the connecting groove rotating holes, the moving wheels are mounted at the bottom ends of the rear supporting legs, the rear supporting legs can be conveniently moved, the seat board can be moved through matching with the universal wheels, and the connecting rods are connected between the two rear supporting legs, so that the rear supporting legs can be conveniently stabilized;

the backplate frame, the backplate frame is located the back upper place of bedplate, backplate frame both ends all are equipped with the bracing piece, two be connected with the dwang between the bracing piece, both ends all are equipped with the rotor plate about the dwang, rotor plate front end internal surface is equipped with the turning pin, the side opening has all been seted up to the bedplate rear end left and right sides, the turning pin is located the downthehole portion of side rotates, and rotation through the rotor plate is convenient for fold the backplate frame, the inside of backplate frame is inlayed and is equipped with the cushion, is convenient for promote the travelling comfort to the back when the patient uses.

When the nursing seat is used specifically, if the nursing seat needs to be folded, firstly, the front supporting leg is held to apply force upwards and forwards to enable the front supporting leg to be applied with the acting force of a hand, the circle center of the front supporting leg rotating head is used as a shaft to rotate clockwise, when the front supporting leg rotates to be positioned on the same axis with the placing groove, the front supporting leg is pushed backwards to enable the front supporting leg to be applied with the pushing force to be positioned in the placing groove to slide, at the moment, the front supporting leg rotating head is positioned in the sliding groove to slide, when the top end of the front supporting leg slides to be contacted with the rear end of the placing groove, the folding work of the front supporting leg is completed, then, the rear supporting leg is held to apply force upwards and forwards to enable the rear supporting leg to be applied with the acting force of the hand, when the circle center of the rear supporting leg rotating head is used as a shaft to rotate clockwise, when the rear supporting leg rotates to be contacted with the bottom surface of the seat board, finally, the rear frame is pressed downwards and forwards to enable the rear frame to be applied with the acting force of the hand, the back plate frame rotates anticlockwise by taking the circle center of the rotating pin as an axis until the front surface of the back plate frame contacts with the upper surface of the seat plate, and then the folding work of the back plate frame is completed.

As a further improvement of the technical scheme, both sides of the front end of the lower surface of the seat plate are provided with fixing blocks, the fixing blocks are located on one sides of the grooves, fixing block screw holes are formed in the fixing blocks, screw rods are connected to the inner threads of the fixing block screw holes, the top ends of the front support legs are located, fixing holes are formed in the lower portions of the front support leg rotating heads, one ends of the screw rods are located in the fixing holes, the front support legs after being unfolded are convenient to fix, the screw rods are screwed out of the fixing block screw holes, the front support legs are convenient to be fixed, and therefore the folding work of the front support legs is facilitated.

As a further improvement of the technical scheme, the rear end of the seat board is connected with the holding rod, sliding rods are arranged at the left end and the right end of the holding rod, a sliding opening is formed in the rear surface of the seat board, a sliding cavity is formed in the front side of the sliding opening inside the seat board, the sliding cavity is communicated with the sliding opening, the sliding rods are connected with the sliding opening in a sliding mode, the sliding rods are located inside the sliding cavity and slide, and the sliding rods can conveniently enter the sliding cavity through the sliding of the sliding rods and the sliding opening, so that the folding effect is achieved.

As a further improvement of the technical scheme, the front end of the sliding rod is provided with a limiting head, the limiting head is located inside the sliding cavity to slide, the radius of the sliding cavity is larger than that of the sliding opening, so that the sliding of the sliding rod is limited, the surface of the holding rod is sleeved with a rubber sleeve, and the comfort of the holding rod during use is improved.

As a further improvement of the technical scheme, the seat plate is located the rear side of the sliding opening is provided with a round block, a round hole is formed in the round block, the round hole is communicated with the sliding opening, the slide rod is located the sliding opening slides in the sliding opening, slots are formed in the left side and the right side of the round block, inserting blocks are arranged on the two sides of the rear end of the slide rod, the inserting blocks are in inserting fit with the slots, the slide rod is inserted into the slots, and the folded slide rod is convenient to stabilize, so that the holding rod is fixed.

As a further improvement of the technical scheme, stabilizing blocks are arranged on two sides of the front end of the lower surface of the seat plate, the stabilizing blocks are located on one side of the grooves, the grooves are located between the stabilizing blocks and the fixing blocks, stabilizing holes are formed in the stabilizing blocks, one ends of the screws are located in the stabilizing holes, further stabilizing work on the rear supporting legs is facilitated, and screwing heads are arranged at the ends, far away from the seat plate, of the screws, so that the screws are used conveniently.

As a further improvement of the technical scheme, the surfaces of the left side and the right side of the seat board are respectively provided with two holding rods, and the top ends of the two holding rods are fixedly connected with the holding boards, so that the two limbs of a patient can be supported conveniently.

As a further improvement of the technical scheme, the front surface of the seat plate is positioned on two sides of the groove and is provided with square blocks, square block grooves are formed in the square blocks, clamping blocks are arranged on two sides of the bottom end of the front supporting leg and are in clamping fit with the square block grooves, and therefore the folded front supporting leg is convenient to stabilize.

As a further improvement of the technical scheme, a connecting groove screw hole is formed in the rear side of the connecting block, a bolt is connected to the inside of the connecting groove screw hole in a threaded manner, a threaded hole is formed in the top end of the rear leg, the threaded hole is in threaded connection with the bolt, the connecting groove screw hole and the threaded hole are connected through the bolt, the rear leg after being unfolded can be conveniently fixed, bottom blocks are arranged on the lower surface of the seat plate, two bottom blocks are arranged, a bottom block groove is formed in the bottom block, and the connecting rod is in clamping fit with the bottom block groove and can conveniently fix the rear leg after being folded.

As a further improvement of the technical scheme, the left side and the right side of the rear end of the seat board are respectively provided with a limiting block, the bottom end of the rotating sheet is provided with a limiting sheet, the bottom surface of the limiting sheet is attached to the upper surface of the limiting block, and the limiting sheet is convenient to limit the clockwise rotation of the back plate frame when the back plate frame is unfolded.

Compared with the prior art, the invention has the beneficial effects that:

1. during this based on folded cascade orthopedics postoperative care removes seat, the removal strutting arrangement who sets up is convenient for support the bedplate, simultaneously through the universal wheel that preceding landing leg bottom was equipped with, and the removal wheel that back landing leg bottom was equipped with can remove the device, avoids artifical transport, has played the effect of economizing on manpower.

2. This based on folded cascade orthopedics postoperative care removes seat, the bedplate of setting is rotated rotation and slip of turning round through spout and preceding landing leg, is convenient for place preceding landing leg inside the standing groove, has played the effect of folding preceding landing leg, changes the rotation that hole and back landing leg turned round through the spread groove, is convenient for carry out folding work to back landing leg, through rotating pin and the rotation of taking the hole, is convenient for fold the backplate frame, can fold nursing seat through above-mentioned operation.

3. In this based on folded cascade orthopedics postoperative care removes seat, the fixed block that sets up is convenient for fix the preceding landing leg after expanding, through with the screw rod inside the fixed block screw of back-out, is convenient for remove the fixed to preceding landing leg to be favorable to the folding work to preceding landing leg.

4. In this based on folded cascade orthopedics postoperative care removes seat, the holding rod of setting is convenient for remove the nursing seat after folding, through the slip of slide bar and sliding opening, the slide bar of being convenient for gets into inside the sliding chamber to play folding effect.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view showing a deployed configuration of the nursing seat according to embodiment 1;

FIG. 3 is a schematic view of the seat plate structure of embodiment 1;

FIG. 4 is a schematic cross-sectional view of a seat plate according to embodiment 1;

FIG. 5 is a schematic structural view of the mobile support apparatus according to embodiment 1;

FIG. 6 is a schematic structural view of a front leg of embodiment 1;

FIG. 7 is a schematic structural view of a rear leg of embodiment 1;

FIG. 8 is a schematic view of the back plate frame structure of embodiment 1;

FIG. 9 is a schematic view showing a connecting block structure according to embodiment 1;

fig. 10 is a schematic view of a fixed block structure of embodiment 1;

FIG. 11 is a schematic view of the structure of the grip of embodiment 1.

The various reference numbers in the figures mean:

100. a nursing seat;

110. a seat plate; 1100. a groove; 1101. a placement groove; 1102. a chute; 1103. side opening; 1104. a sliding port; 1105. a slide chamber; 1106. a limiting block;

111. connecting blocks; 1110. connecting grooves; 1111. connecting a groove and rotating a hole; 1112. connecting groove screw holes; 1113. a bolt;

112. a fixed block; 1120. a fixed block screw hole; 1121. a screw; 1122. screwing the head; 1123. a stabilizing block; 1124. a stabilizing hole;

113. a holding rod; 1131. a slide bar; 1132. a limiting head; 1133. inserting a block; 1134. a rubber sleeve;

114. a round block; 1140. a circular hole; 1141. a slot;

115. a support rod; 1151. a handrail; 116. a bottom block; 1160. a bottom block groove; 117. a square block; 1170. a square groove;

120. moving the support device;

121. a front leg; 1210. a fixing hole; 1211. rotating the front support leg; 1212. a universal wheel; 1213. a clamping block;

122. a rear leg; 1220. a threaded hole; 1221. turning the rear supporting legs; 1222. a moving wheel; 1223. a connecting rod;

130. a back plate frame; 131. a support bar; 132. rotating the rod; 133. a rotating sheet; 1331. a rotation pin; 1332. a limiting sheet; 134. provided is a back cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1-11, the present embodiment provides a foldable movable seat for post-operative nursing of an orthopedic department, comprising a nursing seat 100, wherein the nursing seat 100 at least comprises:

the seat plate 110 is provided with grooves 1100 at both sides of the front end of the seat plate 110, a placing groove 1101 is formed in the seat plate 110 at the rear side of the groove 1100, sliding grooves 1102 are formed in both the left side and the right side of the placing groove 1101, connecting blocks 111 are arranged on both sides of the rear end of the lower surface of the seat plate 110, connecting grooves 1110 are formed in the connecting blocks 111, and connecting groove rotating holes 1111 are formed in both the left side and the right side of the connecting grooves 1110;

the movable supporting device 120 comprises a front supporting leg 121 and a rear supporting leg 122 positioned at the rear side of the front supporting leg 121, two front supporting legs 121 and two rear supporting legs 122 are arranged, a front supporting leg swivel 1211 is arranged at the top end of the front supporting leg 121, the top end of the front supporting leg 121 is positioned in the groove 1100, the front supporting leg swivel 1211 is positioned in the front end of the sliding groove 1102 and rotates, the front supporting leg 121 is positioned in the placing groove 1101 and slides, the front supporting leg swivel 1211 slides in the sliding groove 1102, the front supporting leg 121 is conveniently placed in the placing groove 1101 through the rotation and sliding of the front supporting leg swivel 1211 and the sliding groove 1102, the folding effect of the front supporting leg 121 is achieved, universal wheels 1212 are installed at the bottom end of the front supporting leg 121 and are convenient for driving the front supporting leg 121 to move and simultaneously change the moving direction, a rear supporting leg swivel 1221 is arranged at the top end of the rear supporting leg 122, the top end of the rear supporting leg 122 is positioned in the connecting groove 1110, and the rear supporting leg swivel 1221 is rotatably connected with the connecting groove 1111, through the rotation of the rear supporting leg swivel 1221 and the connecting groove swivel 1111, the folding work of the rear supporting leg 122 is facilitated, the moving wheel 1222 is installed at the bottom end of the rear supporting leg 122, the rear supporting leg 122 is convenient to move, the effect of moving the seat plate 110 can be achieved through matching with the universal wheel 1212, and the connecting rod 1223 is connected between the two rear supporting legs 122, so that the rear supporting legs 122 are convenient to stabilize;

backplate frame 130, backplate frame 130 is located the back top of bedplate 110, backplate frame 130 both ends all are equipped with bracing piece 131, be connected with dwang 132 between two bracing pieces 131, both ends all are equipped with rotor plate 133 about dwang 132, rotor plate 133 front end internal surface is equipped with swivel pin 1331, bedplate 110 rear end left and right sides has all seted up side opening 1103, swivel pin 1331 is located the inside rotation of side opening 1103, rotation through rotor plate 133, be convenient for fold backplate frame 130, backplate frame 130's inside is inlayed and is equipped with cushion 134, be convenient for promote the patient and use the travelling comfort to the back.

When the nursing seat 100 in this embodiment is used specifically, if the nursing seat 100 needs to be folded, first, the front leg 121 is held to apply force upwards and forwards to make the front leg 121 be acted by the hand, the center of the front leg 1211 is used as an axis to rotate clockwise, when the front leg 121 rotates to be located on the same axis with the placement groove 1101, the front leg 121 is pushed backwards to make the front leg 121 be acted by the pushing force to slide inside the placement groove 1101, at this time, the front leg 1211 is located inside the sliding groove 1102 to slide, when the top end of the front leg 121 slides to be in contact with the rear end of the placement groove 1101, the folding work of the front leg 121 is completed, then, the rear leg 122 is held to apply force upwards and forwards to make the rear leg 122 be acted by the hand, the center of the rear leg 1221 is used as an axis to rotate clockwise, when the rear leg 122 rotates to contact with the bottom surface of the seat plate 110, the folding work of the rear leg 122 is completed, finally, the back plate frame 130 is pressed downward and forward, so that the back plate frame 130 is acted by hand, and rotates counterclockwise around the center of the rotating pin 1331, and when the back plate frame 130 rotates until the front surface contacts with the upper surface of the seat plate 110, the folding work of the back plate frame 130 is completed.

Further, both sides of the front end of the lower surface of the seat plate 110 are provided with fixing blocks 112, the fixing blocks 112 are located on one side of the groove 1100, fixing block screw holes 1120 are formed in the fixing blocks 112, screws 1121 are connected to the fixing block screw holes 1120 through threads, fixing holes 1210 are formed in the positions, located below the front leg rotating heads 1211, of the top ends of the front legs 121, one ends of the screws 1121 are located inside the fixing holes 1210, the unfolded front legs 121 are fixed conveniently, the screws 1121 are screwed out of the fixing block screw holes 1120, fixing of the front legs 121 is released conveniently, and therefore folding work of the front legs 121 is facilitated.

Specifically, the rear end of the seat plate 110 is connected with the holding rod 113, the folded seat plate 110 is convenient to move, the left end and the right end of the holding rod 113 are respectively provided with a sliding rod 1131, the rear surface of the seat plate 110 is provided with a sliding opening 1104, the front side of the sliding opening 1104, which is positioned inside the seat plate 110, is provided with a sliding cavity 1105, the sliding cavity 1105 is communicated with the sliding opening 1104, the sliding rod 1131 is connected with the sliding opening 1104 in a sliding manner, the sliding rod 1131 is positioned inside the sliding cavity 1105 in a sliding manner, the sliding rod 1131 slides through the sliding rod 1131 and the sliding opening 1104, the sliding rod 1131 is convenient to enter the sliding cavity 1105, and therefore the folding effect is achieved.

In addition, slide bar 1131 front end is equipped with spacing head 1132, and spacing head 1132 is located the inside slip of sliding chamber 1105, and the radius of sliding chamber 1105 is greater than the radius of sliding opening 1104, is convenient for play spacing effect to slide bar 1131's slip, and grip 113 surface has cup jointed rubber sleeve 1134, the travelling comfort when being convenient for improve and use grip 113.

Besides, the seat board 110 is provided with a round block 114 at the rear side of the sliding opening 1104, a round hole 1140 is formed inside the round block 114, the round hole 1140 is communicated with the sliding opening 1104, the sliding bar 1131 is arranged inside the sliding opening 1104 to slide, slots 1141 are formed in the left side and the right side of the round block 114, inserting blocks 1133 are arranged on the two sides of the rear end of the sliding bar 1131, the inserting blocks 1133 are in inserting fit with the slots 1141, the sliding bar 1131 is inserted into the slots 1141, the folded sliding bar 1131 is convenient to stabilize, and therefore the effect of fixing the holding rod 113 is achieved.

Further, both sides of the front end of the lower surface of the seat plate 110 are provided with the stabilizing blocks 1123, the stabilizing blocks 1123 are located on one side of the groove 1100, the groove 1100 is located between the stabilizing blocks 1123 and the fixing block 112, the stabilizing hole 1124 is formed inside the stabilizing blocks 1123, one end of the screw rod 1121 is located inside the stabilizing hole 1124, further stabilizing work is conducted on the rear supporting leg 122 conveniently, and the end, far away from the seat plate 110, of the screw rod 1121 is provided with the screwing head 1122, so that the screw rod 1121 is used conveniently.

Specifically, the left and right side surfaces of the seat plate 110 are provided with two holding rods 115, and the top ends of the two holding rods 115 are fixedly connected with the holding plate 1151, so that the two limbs of the patient can be supported conveniently.

In addition, the two sides of the front surface of the seat plate 110 located in the groove 1100 are both provided with a square 117, the square 117 is provided with a square groove 1170 inside, the two sides of the bottom end of the front leg 121 are both provided with a fixture block 1213, the fixture block 1213 is in clamping fit with the square groove 1170, so as to stabilize the folded front leg 121.

Besides, connecting block 111 rear side is opened and is equipped with connecting groove screw 1112, connecting groove screw 1112 internal thread is connected with bolt 1113, screw hole 1220 is seted up on back landing leg 122 top, screw hole 1220 and bolt 1113 threaded connection, be connected between connecting groove screw 1112 and the screw hole 1220 through bolt 1113, be convenient for fix back landing leg 122 after expanding, bedplate 110 lower surface is equipped with bottom block 116, bottom block 116 is equipped with two, bottom block groove 1160 is seted up to bottom block 116 inside, connecting rod 1223 and bottom block groove 1160 joint cooperation, be convenient for fix back landing leg 122 after folding.

Furthermore, the left side and the right side of the rear end of the seat plate 110 are both provided with a limiting block 1106, the bottom end of the rotating sheet 133 is provided with a limiting sheet 1332, and the bottom surface of the limiting sheet 1332 is attached to the upper surface of the limiting block 1106, so that the clockwise rotation of the back plate frame 130 is limited when the back plate frame 130 is unfolded.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.