CN219167007U

CN219167007U - Foldable children walker

Info

Publication number: CN219167007U
Application number: CN202221687646.8U
Authority: CN
Inventors: 王天; 花春卓; 高东青; 颜海
Original assignee: Hangzhou Chengtian Technology Development Co Ltd
Current assignee: Hangzhou Chengtian Technology Development Co Ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2023-06-13
Anticipated expiration: 2032-07-01

Abstract

The utility model provides a foldable child walker, which comprises a chassis and two armrests; the two armrests are respectively hinged on the left side and the right side of the chassis through an armrest connecting piece; the chassis is provided with an angle adjusting device capable of adjusting the included angle between the handrail connecting piece and the chassis; the angle adjusting device is a telescopic device; the bottom end of the telescopic device is rotationally connected with the chassis, and the top end of the telescopic device is rotationally connected with the handrail connecting piece; the child walker is unfolded or folded through the expansion of the expansion device, and the whole unfolding or folding process is rapid and convenient, so that time and labor are saved.

Description

Foldable children walker

Technical Field

The utility model belongs to the technical field of exercise assisting, and particularly relates to a foldable child walker.

Background

The children walker is mainly used for rehabilitation walking training of children suffering from cerebral palsy, poliomyelitis, hemiplegia and other diseases. In order to facilitate storage, the child walker is usually provided with a foldable structure, but the existing foldable structure is laborious to fold.

Patent No. 200920251922.4, patent name is the utility model patent of children's walker, provides folding children's walker, and this patent sets up folding mechanism between front frame and the back frame of homonymy, through the separation and the connection of first folding piece with the second folding piece in order to realize folding and the expansion of children's walker, whole folding/expansion process is wasted time and energy, inconvenient use.

Disclosure of Invention

In view of the above drawbacks of the prior art, the present utility model aims to provide a foldable child walker, which can be unfolded or folded by means of the expansion and contraction of a telescopic device, and the whole unfolding or folding process is rapid and convenient, and time and labor are saved.

To achieve the above and other related objects, the present utility model provides a collapsible child walker comprising a chassis and two armrests; the two armrests are respectively hinged on the left side and the right side of the chassis through an armrest connecting piece; the chassis is provided with an angle adjusting device capable of adjusting the included angle between the handrail connecting piece and the chassis; the angle adjusting device is a telescopic device; the bottom end of the telescopic device is rotationally connected with the chassis, and the top end of the telescopic device is rotationally connected with the handrail connecting piece; the child walker is unfolded or folded through the expansion of the expansion device, and the whole unfolding or folding process is rapid and convenient, so that time and labor are saved.

Preferably, the telescopic device comprises a fixing piece, an adjusting piece and a positioning piece, wherein the fixing piece and the adjusting piece are in sliding fit in the length direction of the fixing piece and the adjusting piece; the adjusting piece is provided with a plurality of first locating holes along the length direction of the adjusting piece, the fixing piece is provided with a second locating hole matched with the first locating hole, and the locating piece penetrates through the second locating hole of the fixing piece to be matched with different first locating holes on the adjusting piece so as to adjust the relative distance between the fixing piece and the adjusting piece, further change the pitching angle of the handrail connecting piece and realize the unfolding or folding of the child walker.

Preferably, the telescopic device is an electric push rod or a hydraulic rod or a linear cylinder, so that the automatic unfolding and folding of the child walker are realized.

Preferably, the two handrail connecting pieces are connected through a handrail reinforcing frame, and the bottom end of the handrail reinforcing frame is provided with a crotch supporting piece; the pelvis of the user is supported through the crotch supporting piece, and the user is assisted to stand and walk.

Preferably, the height position of the crotch supporting piece relative to the armrest reinforcing frame is adjustable so as to meet the requirements of users with different leg lengths.

Preferably, the front and back positions of the crotch supporting piece relative to the armrest reinforcing frame are adjustable so as to meet the use requirements of users with different body types.

Preferably, the armrest reinforcing frame comprises a lower vertical connection member, and the crotch supporting member is mounted on the lower vertical connection member through an L-shaped mounting member; the L-shaped mounting piece comprises a vertical part and a horizontal part connected with the bottom end of the vertical part, and the crotch supporting piece is mounted on the horizontal part of the L-shaped mounting piece; the vertical part of the L-shaped mounting piece is in sliding fit with the lower vertical connecting piece in the vertical direction; the vertical part is provided with a plurality of third positioning holes along the vertical direction, and the lower vertical connecting piece is provided with a fourth positioning hole matched with the third positioning holes; the positioning piece is arranged in the fourth positioning hole, and penetrates through the fourth positioning hole of the lower vertical connecting piece to be matched with different third positioning holes on the vertical part, so that the relative distance between the lower vertical connecting piece and the vertical part is adjusted, and the adjustment of the upper position and the lower position of the crotch supporting piece is further realized.

Preferably, the top end of the horizontal part is provided with a sliding groove extending along the front-back direction, and the bottom of the crotch supporting piece is provided with a sliding block in sliding fit with the sliding groove; a plurality of fifth positioning holes are oppositely formed in the groove walls on two sides of the sliding groove, and a sixth positioning hole matched with the fifth positioning holes is formed in the sliding block; the sixth locating holes are internally provided with locking pieces, and the locking pieces penetrate through different fifth locating holes to be matched with the sixth locating holes on the sliding block, so that locking of the sliding block at different positions on the sliding groove is realized, and further, adjustment of the front and rear positions of the crotch supporting piece is realized.

Preferably, the top end of the armrest reinforcing frame is provided with a waist support piece with adjustable pitching angle so as to better fit with the waist of a user and improve the waist support effect.

Preferably, the bottom of the chassis is provided with casters, so that the children walker can conveniently move along with a user.

Preferably, the length of the armrest connecting piece is adjustable so as to meet the requirements of users with different heights.

As described above, the foldable child walker of the present utility model has the following beneficial effects:

(1) The expansion or folding of the child walker is realized through the expansion of the expansion device, the whole expansion or folding process is quick and convenient, the time and the labor are saved, and the use is convenient;

(2) The waist support piece with the adjustable pitching angle is arranged to be better attached to the waist of a user, so that the waist support effect is improved;

(3) The crotch supporting piece is arranged, so that on one hand, when a user exercises and walks, an auxiliary supporting effect is achieved, and the pelvis of the user is prevented from tilting; and the user can conveniently adjust the position of the stool when the user needs to rest, and the stool is used as a rest stool.

Drawings

Fig. 1 is a perspective view (from the rear to the front) of a first view of a child walker according to the present utility model.

Fig. 2 is a perspective view (front to back) of a second view of the child walker of the present utility model.

Fig. 3 is a left side view of the child walker of the present utility model.

Fig. 4 is an exploded view of the crotch support and the L-shaped mounting member.

Description of the reference numerals

Chassis 1, longitudinal frame beam 11, transverse frame beam 12, caster 13, handrail 21, handrail connector 3, first handrail connector 31, second handrail connector 32, telescoping device 4, fixing member 41, adjusting member 42, handrail reinforcing frame 5, lower vertical connector 51, crotch supporting member 6, slider 61, sixth positioning hole 611, l-shaped mounting member 7, vertical portion 71, horizontal portion 72, chute 73, fifth positioning hole 731, waist support member 8.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 4. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

As shown in fig. 1 and 2, the present utility model provides a collapsible walker for children, comprising a chassis 1 and two armrests 21; the chassis 1 comprises a transverse frame beam 12 and a longitudinal frame beam 11 which is vertically connected with two ends of the transverse frame beam 12, and the transverse frame beam 12 and the longitudinal frame beam 11 are enclosed to form a space for a user to move; the two armrests 21 are respectively hinged on the two longitudinal frame beams 11 through the armrest connecting pieces 3; the longitudinal frame beam 11 is provided with an angle adjusting device for adjusting the included angle between the handrail connecting piece 3 and the longitudinal frame beam 11; the angle adjusting device is a telescopic device 4; the bottom of the telescopic device 4 is rotationally connected with the longitudinal frame beam 11, and the top of the telescopic device 4 is rotationally connected with the corresponding handrail connecting piece 3.

It is to be understood that the telescopic device 4 is an automatic telescopic device or a manual telescopic device, which is not limited thereto; the present embodiment preferably selects a manual retraction device.

The automatic telescopic device can be various linear driving devices capable of realizing linear reciprocating movement such as an electric push rod, a hydraulic rod or a linear cylinder,

the manual telescoping device includes a fixing member 41 and an adjusting member 42, and the fixing member 41 and the adjusting member 42 are slidably engaged in the length direction of both, and the telescoping device 4 is extended or retracted by changing the relative distance between both.

Specifically, the adjusting member 42 is provided with a plurality of first positioning holes along the length direction thereof, and the fixing member 41 is provided with a second positioning hole matched with the first positioning hole; the positioning piece passes through the second positioning hole of the fixing piece 41 and is matched with the different first positioning holes on the adjusting piece 42 so as to adjust the relative distance between the fixing piece 41 and the adjusting piece 42; in another embodiment, a screw is rotatably arranged in the fixing piece 41, and a screw nut is sleeved on the screw and connected with the adjusting piece 42; a first bevel gear is coaxially fixed on the screw rod, and a second bevel gear is vertically meshed with the first bevel gear; a transmission shaft is coaxially fixed on the second bevel gear; the transmission shaft passes through the fixing piece 41 and is connected with the hand-operated wheel, and the hand-operated wheel is rotated to enable the screw rod to rotate, so that the screw rod nut is driven to move, and the relative distance between the fixing piece 41 and the adjusting piece 42 is adjusted.

As shown in fig. 1 and 3, two handrail connecting pieces 3 are connected by a handrail reinforcing frame 5 to secure the stability of the handrail 21; in the present embodiment, the armrest reinforcing frame 5 is a cross-type reinforcing frame including a horizontal link, an upper vertical link, and a lower vertical link 51.

As shown in fig. 3, the crotch supporting member 6 is mounted on the lower vertical connecting member 51 of the armrest reinforcing frame 5 by the L-shaped mounting member 7; the L-shaped mounting piece 7 comprises a vertical part 71 and a horizontal part 72 connected with the bottom end of the vertical part 71, and the crotch supporting piece 6 is mounted on the horizontal part 72 of the L-shaped mounting piece 7; the crotch support 6 may be used to assist in supporting the crotch of the user while the user exercises with the child walker, to stabilize the pelvis of the user, preventing the pelvis of the user from rocking from side to side.

In order to meet the use requirements of users with different leg lengths, the height of the L-shaped mounting piece 7 is adjustable, so that the height of the crotch supporting piece 6 is adjustable.

As shown in fig. 3, the lower vertical connecting member 51 and the vertical portion 71 are slidably engaged in the vertical direction, the vertical portion 71 is provided with a plurality of third positioning holes in the vertical direction, and the lower vertical connecting member 51 is provided with a fourth positioning hole engaged with the third positioning holes; the positioning piece passes through a fourth positioning hole of the lower vertical connecting piece 51 and is matched with a different third positioning hole on the vertical part 71 so as to adjust the relative distance between the lower vertical connecting piece 51 and the vertical part 71 and realize the adjustment of the height position of the L-shaped mounting piece 7; in another embodiment, a screw is rotatably arranged on the lower vertical connecting piece 51, and a screw nut is sleeved on the screw and is connected with the vertical part 71; a first bevel gear is coaxially fixed on the screw rod, and a second bevel gear is vertically meshed with the first bevel gear; a transmission shaft is coaxially fixed on the second bevel gear; the transmission shaft passes the vertical connecting piece 51 in lower part and is connected with hand wheel, makes the lead screw rotate through rotating hand wheel, and then drives the lead screw nut and remove to adjust the relative distance of the vertical connecting piece 51 in lower part and vertical portion 71, realize the regulation of L type installed part 7 height position.

It will be appreciated that the L-shaped mounting member 7 may also be connected to the lower vertical connecting member 51 of the armrest reinforcing frame 5 by an automatic lifting device to achieve automatic adjustment of the height position of the L-shaped mounting member 7; the automatic lifting device is not limited to this, and may be any linear driving device capable of performing linear reciprocating movement, such as an electric push rod, a hydraulic rod, or a linear cylinder.

In order to meet the use requirements of users of different sizes (the sizes are fat and thin here), the crotch supporting member 6 is adjustable in front-back position on the horizontal portion 72 of the L-shaped mounting member 7.

As shown in fig. 4, the top end of the horizontal portion 72 is provided with a chute 73 extending in the front-rear direction, and the bottom of the crotch supporting member 6 is provided with a slider 61 slidably engaged with the chute 73; a plurality of fifth positioning holes 731 are oppositely formed in the groove walls on the left side and the right side of the chute 73, and a sixth positioning hole 611 matched with the fifth positioning holes 731 is formed in the sliding block 61; the sixth positioning hole 611 is provided with a positioning piece, and the positioning piece passes through different fifth positioning holes 731 to be matched with the sixth positioning hole 611 on the sliding block 61, so as to realize locking of different front and rear positions of the sliding block 61 on the sliding chute 73.

As shown in fig. 1, the upper vertical connecting member of the armrest reinforcing frame 5 is provided with a waist support member 8 with an adjustable pitching angle, so as to better fit with the waist of a user and improve the waist support effect.

As shown in fig. 1, casters 13 are provided on the transverse frame beams 11 and/or the longitudinal frame beams 12 to enable movement of the child walker.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. A collapsible child walker, characterized by comprising a chassis (1) and two armrests (21); two armrests (21) are respectively hinged on the left side and the right side of the chassis (1) through an armrest connecting piece (3); an angle adjusting device capable of adjusting the included angle between the handrail connecting piece (3) and the chassis (1) is arranged on the chassis (1); the angle adjusting device is a telescopic device (4); the bottom of the telescopic device (4) is rotationally connected with the chassis, and the top of the telescopic device (4) is rotationally connected with the armrest connecting piece (3).

2. A collapsible walker for children according to claim 1, wherein the telescopic means (4) comprises a fixing member (41), an adjusting member (42) and a positioning member, the fixing member (41) and the adjusting member (42) being slidably fitted in the length direction of both; the adjusting piece (42) is provided with a plurality of first positioning holes along the length direction, the fixing piece (41) is provided with second positioning holes matched with the first positioning holes, and the positioning piece passes through the second positioning holes of the fixing piece (41) to be matched with different first positioning holes on the adjusting piece (42) so as to adjust the relative distance between the fixing piece (41) and the adjusting piece (42).

3. A collapsible walker for children as claimed in claim 1, wherein the telescopic means (4) is an electric push rod or a hydraulic rod or a linear cylinder.

4. A collapsible walker for children according to claim 1, 2 or 3, wherein the two arm-rest connectors (3) are connected by an arm-rest reinforcement (5), the bottom end of the arm-rest reinforcement (5) being provided with a crotch-supporting member (6).

5. A collapsible child walker according to claim 4, wherein the height position of the crotch support member (6) relative to the arm rest reinforcement (5) is adjustable.

6. A collapsible walker for children according to claim 5, wherein the crotch support member (6) is adjustable in its fore-and-aft position relative to the arm rest reinforcement frame (5).

7. A collapsible walker for children according to claim 5, wherein the armrest reinforcing frame (5) comprises a lower vertical connection (51), the crotch support member (6) being mounted on the lower vertical connection (51) by means of an L-shaped mounting member (7); the L-shaped mounting piece (7) comprises a vertical part (71) and a horizontal part (72) connected with the bottom end of the vertical part (71), and the crotch supporting piece (6) is mounted on the horizontal part (72) of the L-shaped mounting piece (7); the vertical part (71) of the L-shaped mounting piece (7) is in sliding fit with the lower vertical connecting piece (51) in the vertical direction; the vertical part (71) is provided with a plurality of third positioning holes along the vertical direction, and the lower vertical connecting piece (51) is provided with a fourth positioning hole matched with the third positioning holes; and a positioning piece is arranged in the fourth positioning hole, and penetrates through the fourth positioning hole of the lower vertical connecting piece (51) to be matched with a third positioning hole which is different from the third positioning hole in the vertical part (71) so as to adjust the relative distance between the lower vertical connecting piece (51) and the vertical part (71).

8. The foldable child walker as claimed in claim 7, wherein the top end of the horizontal portion (72) is provided with a chute (73) extending in the front-rear direction, and the bottom of the crotch supporting member (6) is provided with a slider (61) slidably engaged with the chute (73); a plurality of fifth positioning holes (731) are oppositely formed in the groove walls on two sides of the sliding groove (73), and a sixth positioning hole (611) matched with the fifth positioning holes (731) is formed in the sliding block (61); the sixth positioning holes (611) are internally provided with positioning pieces, and the positioning pieces pass through different fifth positioning holes (731) to be matched with the sixth positioning holes (611) on the sliding block (61) so as to lock the sliding block (61) at different positions on the sliding groove (73).

9. A collapsible child walker according to claim 4, wherein the top end of the armrest reinforcing frame (5) is provided with a lumbar support (8) with adjustable pitch angle.

10. A collapsible walker for children according to claim 1, wherein the bottom of the chassis (1) is provided with casters (13).

11. A collapsible child walker according to claim 1, wherein the length of the armrest connection (3) is adjustable.