CN109528454A

CN109528454A - A postoperative walking aid device

Info

Publication number: CN109528454A
Application number: CN201811377760.9A
Authority: CN
Inventors: 陈晓玲
Original assignee: Taizhou Huangyan Yushan Comprehensive Clinic
Current assignee: Xiamen Weiyou Intelligent Technology Co ltd
Priority date: 2018-11-19
Filing date: 2018-11-19
Publication date: 2019-03-29
Anticipated expiration: 2038-11-19
Also published as: CN109528454B; CN112545841A

Abstract

The invention discloses postoperative walking aid equipment, which comprises a frame body, a left frame body and a right frame body, wherein the left frame body and the right frame body are connected through a cross rod; the first hand-grasping part is positioned at the upper part of the frame body; the second gripping part is positioned at the side part of the shelf body; the toppling protection device is used for protecting the legs of a user when the rack body topples; the air bag part is provided with a folding state and an unfolding state, and the air bag part is in the folding state in the initial state; when the frame body falls, the support rod is abutted against the ground and moves upwards, and the air bag piece is driven by the driving device to be converted into a unfolding state. When the frame body of the invention is toppled, the air bag piece is unfolded, and when a patient topples and falls to the ground along with the frame body, the positions of the knee, the crus and the ankle are basically contacted with the air bag piece, thereby effectively avoiding the condition that the affected limb is directly contacted with the ground and avoiding the secondary injury to the affected limb.

Description

A kind of postoperative walk-aid equipment

Technical field

The invention belongs to auxiliary instrument technical fields, more particularly, to a kind of postoperative walk-aid equipment.

Background technique

Walk helper is exactly that the legs and feet such as patient old man of legs and feet inconvenience can be made not flexible or even lost by the support of instrument The people of walking ability is gone to can take care of oneself.Extremely more, many patient legs especially knee, shank equipotential are used in the sections such as orthopaedics room It set after receiving bone surgery, it is necessary to walk by walk helper.One as disclosed in Chinese patent CN108338897A Kind " walk helper ", although being able to carry out support walking, the both sides of walk helper are not provided with safeguard measure, when patient is using When the case where toppling over accidentally occurs in walk helper, suffering limb can not be protected, suffering limb is easy to appear secondary damage.

Summary of the invention

For overcome the deficiencies in the prior art, providing one kind can be effective when patient is toppled over using walk helper by the present invention Protect the postoperative walk-aid equipment of suffering limb.

To achieve the goals above, the invention adopts the following technical scheme: a kind of postoperative walk-aid equipment, including

Frame body, including left stretcher body and right stretcher body are connected between the left and right frame body by cross bar；

First handgrip is located at the frame body upper position；

Second handgrip is located at the frame body side locations；

Toppling protective device, for being protected to the leg of user when frame body is toppled over；It includes air bag part, can The support rod and driving device moved up and down, air bag part has folded state and unfolded state, and under original state, air bag part is in folding Overlapping state；When frame body is toppled over, support rod contradicts ground and moves up, and drives the air bag part to convert by driving device For unfolded state.

When toppling over, air bag part will be unfolded frame body of the present invention, so that air bag part is all had on the corresponding position of suffering limb, When patient, which follows frame body to topple over, to be fallen to ground, knee, shank, ankle position are substantially to be contacted with air bag part, in turn The situation that suffering limb is in direct contact on ground is effectively prevented, avoids causing secondary injury to suffering limb；Air bag part has receipts stacked State, when receiving overlapping state, part is coated on frame body lower part, in pop-up, is unfolded to be coated on one end on the outside of frame body, To which air bag part is in unfolded state, the support foot of frame body lower part will be blocked, to avoid suffering limb from pounding on support foot, into one Step avoids suffering limb and secondary injury occurs；Air bag part, in overlapping state is received, it is normal in frame body to reduce air bag part when unused Space hold when use guarantees that excessive variation will not occur for the overall volume of frame body, and use feeling is more light；Support rod and ground Face offsets can drive the expansion of air bag part by driving device, and reaction speed is fast, and the expansion of air bag part rapidly, guarantees that patient topples over When, air bag part can normally be unfolded, and improve protecting effect.

Further, the driving device includes the cabinet being fixed on frame body by connecting rod, is set to case intracorporal the One driving part and the second driving part, the first connector being connected with air bag part one end, be connected with the air bag part other end Two connectors, the hook on the first connector and the locking member matched with the hook；The support rod moves up process In, first driving part first drives the cooperation between the locking member and hook to release, later second driving part Second connector is driven to move along balloon length direction；Under this kind of structure, the part for needing to pop up and be unfolded is settable It is shorter, thus when frame body is toppled over, air bag part will not because the distance between frame body and ground are too small and occur can not bullet The case where opening；Simultaneously after flicking, air bag part can also be displaced outwardly a distance, in turn avoid because deploying portion is too short and nothing The case where method carries out good protection to suffering limb；And the part of expansion is determined in such a way that hook and locking member lock Position, when positioning lift, air bag part can be popped up, and the expansion of air bag part is rapid.

Further, the support rod includes the conflict section penetrated to the intracorporal drive section of the case and outside cabinet, Drive section side upper position is equipped with the drive rack matched with first driving part, the other side of drive section Lower position is equipped with the rack rails matched with second driving part；Under this kind of structure, when support rod is in frame body toppling process In contradicted when being pushed up with ground, will first drive the first driving part to open in the drive rack of one upper lateral part of drive section Dynamic, so that one end that air bag part is locked is popped up outward, the rack rails of another side lower part of drive section can just drive with starting second later Dynamic component starting, so that air bag part is displaced outwardly；It is front and back progress to realize that air bag part is flicked with moving operation, effectively avoids When flicking and move while carrying out or moving prior to flicking operation, the air bag part part for needing to be unfolded will not increase, and guarantee gas Capsule part will not occur friction or be contradicted with ground when flicking.

Further, the hook is set as two, in being distributed on first connector up and down；The locking member 2 are set as, 2 locking members respectively correspond the hook setting；The locking member include in " ten " font it is hinged two Lever and the elastic component being connected respectively with two levers, the lever end are equipped with block, and the hook is equipped with to match with the block The stopper protrusion of conjunction；Upper and lower two settings, so that the cooperation of air bag part is more stable, and the width of air bag part may also set up It is larger, and then the suffering limb position range that can be protected is wider；Due to the setting of two levers and elastic component, so that two blocks can be in outer It is opened out against under power effect, so that hook is inserted into；And when external force disappears, block can automatically reset, so that Block stops the movement of hook；Preferably, the stopper protrusion is equipped with inclined surface, also is provided with tilting on the block Face cooperates between two inclined surface, so that hook is easier to open two blocks in insertion.

Further, first driving part includes the lever arm being connected with the locking member, is connected with the lever arm Locating rack, the mobile rack being connected with the locating rack, the guide-track groove that is matched on cabinet with the mobile rack and can be in The gear member for driving the mobile rack mobile when rotation, the gear member and support rod transmission cooperate；When support rod moves up, Driving gear member is rotated, gear member drives above-mentioned mobile rack mobile, thus moving backward by locating rack, drive activity Arm, which is inwardly received, to be folded, so that one end that two levers of driving are connected with lever arm moves toward one another, so that the one end for being equipped with block is transported on the contrary Dynamic, the spacing between two blocks increases, and hook can pop up outward；It drives unlock to operate by the way of lever, works laborsaving, support The speed that bar moves up can be realized without too fast, and degree of stability is high.

Further, second actuator include the movable rack that can move back and forth, the shifting that is connected with the movable rack Motion block, the rotatably transmission component to drive the movable rack to move back and forth, the transmission component and support rod transmission cooperate；It adopts The mode cooperated with transmission component and rack gear, drive rack is mobile to drive air bag end mobile, and structure cooperation is stablized, failure rate It is low.

Further, the transmission component includes the pinion gear of coaxial arrangement and gear wheel, is meshed respectively with gear wheel Two transmission gears；The movable rack is set as two, and two transmission gears are set between two movable racks, two transmission gear phases Mutually engagement, and be meshed respectively with two movable racks；Using the setting of coaxial big pinion gear, enable the moving distance of support rod It is amplified via gear wheel, so that support rod only needs to move a bit of distance, movable rack can either be driven to drive air bag The mobile biggish distance in part end, guarantee air bag part can topple over this it is of short duration during be moved to position appropriate, protect Suffering limb；The setting of two movable racks, so that gear wheel is more stable for the driving of air bag part, movable rack is when moving not Easily there is stuck situation, movement is smooth, and speed is fast, and failure rate is low.

Further, the movable block is equipped with the connection being pierced by being connected outside the cabinet with second connector Block, the cabinet are equipped with the bar shaped sliding slot moved back and forth for link block；Guarantee to drive the second connector steady when movable block is mobile It is fixed mobile, guarantee that air bag part moving operation is smooth.

Further, the gear member includes shaft, the first gear and second gear that are fixedly arranged in shaft, first tooth The diameter of wheel is the 1/3-1/2 of second gear, and first gear and the support rod are sequentially connected, second gear and the mobile rack It is meshed；Pass through the diameter difference setting between the first, second gear, when so that first gear rotating a small distance, the second tooth Mobile 2 times or so of the distance of mobile rack can be driven in wheel, guarantees that block can open enough distances, so that hook is not It is limited by two blocks, is popped up outward.

Further, it is connected between the drive section and the conflict section by brace, the cabinet is equipped with this tiltedly Limit through slot, the guiding groove being connected with the drive section and the guide chute matched with conflict section that bar matches.

In conclusion air bag part will be unfolded, so that suffering limb pair the invention has the following advantages that frame body is when toppling over Air bag part is all had on the position answered, when patient, which follows frame body to topple over, to be fallen to ground, knee, shank, ankle position are substantially all It is to be contacted with air bag part, and then effectively prevent the situation that suffering limb is in direct contact on ground, avoids causing two to suffering limb Secondary injury.

Detailed description of the invention

Fig. 1 is the structural diagram of the present invention.

Fig. 2 is the structural schematic diagram of toppling protective device in the present invention.

Fig. 3 is the structural schematic diagram of removal cabinet wherein one side in toppling protective device in the present invention.

Fig. 4 is the enlarged drawing in Fig. 3 at A.

Fig. 5 is the front view of side side wall removal in cabinet opposite in Fig. 3.

Fig. 6 be the present invention in support rod, the first driving part, the second driving part cooperation schematic diagram.

Fig. 7 is the structural schematic diagram of air bag part in the present invention.

Specific embodiment

In order to make those skilled in the art better understand the present invention program, below in conjunction in the embodiment of the present invention Attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described.

As shown in figs. 1-7, a kind of postoperative walk-aid equipment, including frame body 1, the first handgrip 2, the second handgrip 3 and incline Protective device, the frame body include left stretcher body 11 and right stretcher body 12, are connected between the left and right frame body by cross bar 13, wherein The left and right frame body, cross bar are that metal is made, preferably stainless steel or aluminium alloy；The toppling protective device is set as two It is a, it is respectively arranged on the frame body of left and right；First handgrip 2, be located at 1 upper position of frame body, specially frame body top to The arc protrusion of upper gas supply；Second handgrip 3 is located at 1 side locations of frame body, specially arc of the frame body side to lower recess Shape recess portion；The toppling protective device is used for when frame body 1 is toppled over, and is protected to the leg of user；Topple over protection Device specifically includes air bag part 41, support rod moving up and down 42 and driving device, and air bag part 41 has folded state and expansion State, under original state, air bag part 41 is in folded state；When frame body 1 is toppled over, support rod 42 contradicts ground and Xiang Shangyi It is dynamic, drive the air bag part 41 to be converted to unfolded state by driving device；When patient, which follows frame body to topple over, to be fallen to ground, knee Lid, shank, ankle position are substantially to be contacted with air bag part, and then is effectively prevented suffering limb and be in direct contact on ground Situation avoids causing secondary injury to suffering limb.

The driving device includes cabinet 51, the first driving part and the second driving part, the first connector 52, second company Fitting 53, hook 54 and locking member 55；The cabinet 51 is made of plastics, and cabinet is fixedly connected on frame body by connecting rod 56 On, connecting rod 56 is also made of plastics, and first driving part and the second driving part are set in cabinet, and described first, the Two connectors are frame made of plastics, which is U-shaped structure setting, and air bag end can be caught in frame, pass through glue Water etc. is Nian Jie with frame inner wall to be connected；Specifically, the first the first connector 52, another with air bag part being connected with 41 one end of air bag part The second connected connector 53 of end；The hook 54 is set on the first connector, is connected with the first connector end, and hook is L-type structure setting, length portion are greater than the width of the first connector end face, thus can effectively avoid air bag part upon deployment, hook Part extend out to the first connector outer surface, and there is a situation where be broken or damage to suffering limb；The locking member 55 hook phase Cooperation, during the support rod 42 moves up, first driving part is first driven between the locking member 55 and hook 54 Cooperation release, second driving part drives second connector 53 to move along balloon length direction later；Preferably, The hook 54 is set as two, in being distributed on first connector 52 up and down；The locking member 55 is also configured as 2, and 2 A locking member 55 respectively corresponds the hook 54 and is arranged.

The locking member 55 includes two levers 551 and elastic component 552, and the middle part of two levers 551 is hinged, to make Obtain the structure that two levers 551 are in " ten " font；Be respectively equipped with block 553 on wherein one end of two levers 551, the block with Lever be it is connected, be specifically both made of plastics, thus by be integrally formed；Elastic component 552 is to buy on the market Obtained spring, the lever other end are connected with elastic component 552 respectively, when one end that two levers are connected with elastic component 552 is mutually leaned on When close, one end equipped with block will mutually open；The hook 54 is equipped with the stopper protrusion 541 matched with the block, should Stopper protrusion is by directing out the prominent protrusion formed on two sidewalls above and below hook portion；Preferably, the stopper protrusion is equipped with Inclined surface also is provided with inclined surface, cooperating between two inclined surface on the block, so that hook is easier to open two in insertion Block is caught between two blocks；The setting of upper and lower two locking members, so that the cooperation of air bag part is more stable, and air bag part Width may also set up larger, and then the suffering limb position range that can be protected is wider；Due to the setting of two levers and elastic component, So that two blocks can open out against under external force, so that hook is inserted into；And when external force disappears, block It can automatically reset, so that block stops the movement of hook.

Specifically, the support rod 42 includes penetrating to the intracorporal drive section 421 of the case and the conflict outside cabinet Section 422 is connected between the drive section 421 and the conflict section 422 by brace 425, wherein contradicts section 422 and brace 425 It is made of metal, drive section is made of plastics；The right sidewall upper position of the drive section 421 is equipped with to be driven with described first The left side lower sidewall position of the drive rack 423 that dynamic component matches, drive section 421 is equipped with and second driving part The rack rails 424 matched；When support rod is contradicted with ground in frame body toppling process and is pushed up, on drive section side The drive rack in portion will first drive the first driving part to start, so that one end that air bag part is locked is popped up outward, drive later The rack rails of another side lower part of section can just start with the second driving part of starting, so that air bag part is displaced outwardly；To realize air bag It is front and back progress that part, which is flicked with moving operation, when effectively avoiding flicking and moving while carrying out or move prior to flicking operation, The air bag part part for needing to be unfolded will not increase, and guarantee that friction will not occur when air bag part flicks with ground or contradict.

First driving part includes lever arm 61, locating rack 62, mobile rack 63, guided way 64 and gear member 65, Above-mentioned part is that plastics are made；The lever arm 61 is likewise provided as two, and position respectively corresponds the position of locking member；Activity Arm is V-structure setting, and one end of lever arm 61 and locating rack 62 are hinged, and the other end and the lever are hinged；The movement The end of rack gear 63 and the middle part of the locating rack are connected, and the guided way 64 is set to the strip groove on cabinet, the mobile rack 63 are set in the guided way 64, and the movement of mobile rack 63 is oriented to and is positioned by guided way；The gear member 65 and institute The transmission cooperation of support rod 42 is stated, during support rod moves upwards, gear member 65 can be driven to rotate, gear member then can be when rotation Drive the mobile rack mobile, so that moving backward by locating rack, drives lever arm inwardly to receive folded, thus two levers of driving The one end being connected with lever arm moves toward one another, so that being equipped with one end reverse motions of block, the spacing between two blocks increases, hook Part can pop up outward；Driven by the way of lever unlock operate, work it is laborsaving, the speed that support rod moves up without it is too fast can be real Existing, degree of stability is high.

Preferably, the gear member 65 includes shaft 651, the first gear 652 and second gear being fixedly arranged in shaft 653, the diameter of the first gear 652 is the 1/3-1/2 of second gear, preferably 1/2, first gear 652 and the support rod 42 Transmission connection, second gear 653 are meshed with the mobile rack 63；When first gear rotates a small distance, the second tooth Mobile 2 times or so of the distance of mobile rack can be driven in wheel, guarantees that block can open enough distances, so that hook is not It is limited by two blocks, is popped up outward.

Second actuator include the movable rack 71 that can move back and forth, the movable block 72 being connected with the movable rack, It can be rotated the transmission component to drive the movable rack 71 to move back and forth, the transmission component and the support rod 42 transmission cooperate；Tool Body, transmission component includes the pinion gear 73 and gear wheel 74, two transmission gears that are meshed respectively with gear wheel of coaxial arrangement 75；Using the setting of coaxial big pinion gear, the moving distance of support rod is amplified via gear wheel, so that support rod is only It needs to move a bit of distance, movable rack can either be driven to drive the mobile biggish distance in air bag part end, guarantee air bag Part can topple over this it is of short duration during be moved to position appropriate；

Wherein, pinion gear 73, gear wheel 74, transmission gear 75, movable rack 71 are that plastics are made；The movable rack 71 is set Be set to two, and in distribution up and down, there is spacing between two movable racks 71, two transmission gears 75 be set to two movable racks 71 it Between, it is intermeshed between two transmission gears 75, while transmission gear 75 is meshed with two movable racks 71 respectively again；Two activities The setting of rack gear, so that gear wheel is more stable for the driving of air bag part, movable rack is less prone to stuck when moving Situation, movement is smooth, and speed is fast, and failure rate is low；The cabinet is equipped with two raised lines 515, the movable block 72 and movable rack It is distributed with the bar shaped groove 722 for raised line insertion on 71, by the cooperation of raised line and bar shaped groove, realizes to 72 He of movable block The guiding and positioning of movable rack 71 when moving.

Further, the movable block 72, which is equipped with, is pierced by outer two to be connected with second connector of the cabinet 51 Link block 721, and two link blocks 721 are in distribution up and down；It is recessed that the cabinet 51 is equipped with bar shaped sliding slot, limit through slot 512, guiding Slot 513 and guide chute 514, above-mentioned slot are strip groove, and are arranged along the short transverse of cabinet；The position of the bar shaped sliding slot It sets and is correspondingly connected with block setting, move back and forth for link block；The position of the limit through slot 512 corresponds to brace setting, and brace can Move back and forth in the limit through slot 512；The position of the guiding groove 513 corresponds to drive section setting, and drive section can be led in this Move back and forth into groove 513；The position of the guide chute 514, which corresponds to, contradicts section setting, which can be in the guiding Move back and forth in sliding slot 514.

The specific working principle is as follows, and under normal operating condition, air bag part is coated on the lower part of left stretcher body or right stretcher body, with On the outside, in inside, hook portion is stuck between two blocks the connected one end of a connection piece for the one end being connected with the second connector；Work as trouble Person topples over to the left or to the right during walking by walk helper, topples over frame body and equally topples over to the left or to the right, support rod lower part It was contradicted before this with ground, and received ground later and contradict and move up, drive rack drives gear member rotation, gear member driving movement Rack drives locating rack is mobile, so that lever arm drives one end of two levers connection elastic component close to each other, compression elastic piece, two The lever other end is located remotely from each other, when the distance between two blocks are greater than the maximum width of hook, effect of the hook in air bag part The lower limitation for being detached from block outward, so that air bag part flicks flattening；After air bag part flicks, support rod continues to move up, and rack drives are small Gear rotation, canine tooth wheel drive movable rack is to, drive movable block movement mobile close to the direction of support rod, to drive second to connect Air bag part is pushed outwardly one end distance by fitting, back frame body be poured on ground, the positions such as knee, shank, ankle of patient It pounds on air bag part, is effectively protected；When needing again to receive air bag part folded, it is only necessary to which the first connector is returned to original Hook on first connector is corresponded to the insertion of the position on cabinet between two blocks later by position, and block can be in the work of elastic component Component is limited again under, air bag part can be limited in the position for folding and being coated on left and right frame body lower part again.

Claims

1. a kind of postoperative walk-aid equipment, it is characterised in that: including

Frame body (1), including left stretcher body (11) and right stretcher body (12) are connected between the left and right frame body by cross bar (13)；

First handgrip (2) is located at the frame body (1) upper position；

Second handgrip (3) is located at the frame body (1) side locations；

Toppling protective device, for being protected to the leg of user when frame body (1) is toppled over；It includes air bag part (41), support rod (42) moving up and down and driving device, air bag part (41) have folded state and unfolded state, original state Under, air bag part (41) is in folded state；When frame body (1) is toppled over, support rod (42) contradicts ground and moves up, and passes through Driving device drives the air bag part (41) to be converted to unfolded state.

2. postoperative walk-aid equipment according to claim 1, it is characterised in that: the driving device includes solid by connecting rod Be connected in cabinet (51) on frame body, be set to intracorporal first driving part of case and the second driving part, with air bag part (41) one end Connected the first connector (52), the second connector (53), the hook on the first connector being connected with the air bag part other end Part (54) and the locking member (55) matched with the hook；During the support rod (42) moves up, first driving portion Part first drives the cooperation between the locking member (55) and hook (54) to release, second driving part driving later described the Two connectors (53) are moved along balloon length direction.

3. postoperative walk-aid equipment according to claim 2, it is characterised in that: the support rod (42) includes penetrating to the case Intracorporal drive section (421) and the conflict section (422) outside cabinet are set on the upper position of drive section (421) side Have a drive rack (423) matched with first driving part, the other side lower position of drive section (421) be equipped with The rack rails (424) that second driving part matches.

4. postoperative walk-aid equipment according to claim 2, it is characterised in that: the hook (54) is set as two, presents Under be distributed on first connector (52)；The locking member (55) is also configured as 2, and 2 locking members (55) respectively correspond Hook (54) setting；The locking member (55) includes in hinged two levers (551) of " ten " font and respectively with two The connected elastic component (552) of lever, lever (551) end are equipped with block (553), and the hook (54) is equipped with and the block The stopper protrusion (541) matched.

5. postoperative walk-aid equipment according to claim 4, it is characterised in that: first driving part includes and the lock The connected lever arm (61) of tight part, the locating rack (62) being connected with the lever arm, the mobile rack (63) being connected with the locating rack, The guide-track groove (64) matched on cabinet with the mobile rack and the gear that the mobile rack can be driven mobile when rotation Part (65), the gear member (65) and the support rod (42) transmission cooperate.

6. postoperative walk-aid equipment according to claim 1, it is characterised in that: second actuator includes that can move back and forth Movable rack (71), be connected with the movable rack movable block (72), can be rotated to drive movable rack (71) Lai Huiyi Dynamic transmission component, the transmission component and the support rod (42) transmission cooperate.

7. postoperative walk-aid equipment according to claim 6, it is characterised in that: the transmission component includes the small of coaxial arrangement Gear (73) and gear wheel (74), two transmission gears (75) being meshed respectively with gear wheel；Movable rack (71) setting It is two, two transmission gears (75) are set between two movable racks (71), two transmission gears (75) intermeshing, and respectively with two Movable rack (71) is meshed.

8. postoperative walk-aid equipment according to claim 7, it is characterised in that: the movable block (72) is equipped with and is pierced by institute The link block (721) that cabinet (51) is connected with second connector outside is stated, which is equipped with for link block back and forth Mobile bar shaped sliding slot.

9. postoperative walk-aid equipment according to claim 5, it is characterised in that: the gear member (65) include shaft (651), The first gear (652) and second gear (653) being fixedly arranged in shaft, the diameter of the first gear (652) are second gear , first gear (652) and the support rod (42) are sequentially connected, second gear (653) and the mobile rack (63) phase Engagement.

10. postoperative walk-aid equipment according to claim 3, it is characterised in that: the drive section (421) and the conflict section (422) between by brace (425) be connected, the cabinet (51) be equipped with matched with the brace limit through slot (512), with The connected guiding groove (513) of the drive section and the guide chute (514) matched with conflict section.