CN211382253U

CN211382253U - Beach wheelchair with integral gear adjusting clamping toothed plate device

Info

Publication number: CN211382253U
Application number: CN201921936309.6U
Authority: CN
Inventors: 王尔琪; 张耀革
Original assignee: Zhongjin Medical Devices Taizhou Co ltd
Current assignee: Zhongjin Medical Devices Taizhou Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-09-01
Anticipated expiration: 2029-11-11

Abstract

A beach wheelchair provided with an integral gear adjusting toothed plate device comprises a sitting posture part and a leg rest part, wherein the leg rest part is connected and arranged on the sitting posture part in a relatively rotatable manner through a connecting rotating shaft; the clamping plate fixing device is characterized by also comprising a position adjusting clamping plate rack, wherein one end of the position adjusting clamping plate rack is provided with a clamping plate connecting hole, and the other end of the position adjusting clamping plate rack is provided with a plurality of clamping grooves with downward openings; the bottom of the leg placing part is provided with a connecting and fixing plate, and the clamping plate connecting hole is connected and arranged on the connecting and fixing plate in a relatively rotatable manner through a rotating shaft; the bottom of the sitting posture part is provided with a clamping shaft, and one of the clamping grooves with downward openings is clamped on the clamping shaft. Through mentioning position control card pinion rack, can promote to put the shank and rotate to suitable upper and lower position and upwards raise or fall low down promptly, then will establish on the screens is epaxial with a draw-in groove card that the screens axle is close to, can conveniently accomplish the regulation to can fix the relative position who puts shank and position of sitting portion very stably.

Description

Beach wheelchair with integral gear adjusting clamping toothed plate device

Technical Field

The utility model relates to a sandy beach wheelchair, concretely relates to sandy beach wheelchair with integral gear is adjusted the pinion rack device.

Background

The beach wheelchair is a novel all-terrain wheelchair with special functions, and is mainly used for handicapped people in special occasions such as beach and the like. Beach wheelchairs are typically provided with a cushion portion and leg rest portions which are designed to rotate relative to the cushion portion as required by the user's posture and more particularly the special needs of the beach and wading situation, and which are screwed in place to define the relative positions of the leg rest portion and the sitting portion. But the screw fixing technology can not be fixed stably at the required position because of the looseness phenomenon of the bearing problem screw in the use process, and even can interfere the normal use of the product. In addition, the operation is complicated, and the requirement of automatically adjusting the vertical position of an operator cannot be met simultaneously.

SUMMERY OF THE UTILITY MODEL

In view of above situation, in order to solve the problem that above-mentioned technique exists, the utility model provides a sandy beach wheelchair with integral gear is adjusted the pinion rack device can fix the relative position who puts shank and position of sitting portion very steadily to can adjust more conveniently, make the operator also can adjust the upper and lower position of putting the shank by oneself.

The beach wheelchair provided with the integral gear adjusting toothed plate device comprises a sitting posture part and a leg rest part, wherein the leg rest part is connected and arranged on the sitting posture part in a relatively rotatable manner through a connecting rotating shaft; the clamping plate fixing device is characterized by also comprising a position adjusting clamping plate rack, wherein one end of the position adjusting clamping plate rack is provided with a clamping plate connecting hole, and the other end of the position adjusting clamping plate rack is provided with a plurality of clamping grooves with downward openings; the bottom of the leg placing part is provided with a connecting and fixing plate, and the clamping plate connecting hole is connected and arranged on the connecting and fixing plate in a relatively rotatable manner through a rotating shaft; the bottom of the sitting posture part is provided with a clamping shaft, and one of the clamping grooves with downward openings is clamped on the clamping shaft. Through mentioning position control card pinion rack, can promote to put the shank and rotate to suitable upper and lower position and upwards raise or fall low down promptly, then will establish on the screens is epaxial with a draw-in groove card that the screens axle is close to, can conveniently accomplish the regulation to can fix the relative position who puts shank and position of sitting portion very stably.

Preferably, an unlocking operating rod is arranged above the position adjusting toothed plate. Through setting up the operating lever that unlocks, can adjust more conveniently, make the operator also can adjust the upper and lower position of putting the shank by oneself.

Preferably, the unlocking operation rod comprises an operation rod connecting shaft which penetrates through the position adjusting clamping toothed plate and can rotate relative to the position adjusting clamping toothed plate, an operation connecting rod which is upwards arranged at the end part of the operation rod connecting shaft, and a manual operation part which is horizontally arranged at the top end of the operation connecting rod. On one hand, the manual operation is convenient, on the other hand, the operation part can be lifted, so that the operator can also adjust the up-and-down position of the leg placing part by himself.

Preferably, the sitting position part at least comprises two upper supporting rods arranged in parallel and two lower supporting rods arranged in parallel, the upper supporting rods and the lower supporting rods are fixedly connected through an upright post, and a cushion is arranged on each upper supporting rod; put the shank and include two parallel arrangement's leg rest portion bracing piece at least, put the leg bracing piece and connect the setting through connecting the pivot relatively rotatably on going up the bracing piece.

Preferably, the position-clamping shaft and the position-adjusting toothed plate are disposed between the lower support rods.

Preferably, the position adjusting toothed plates are arranged in two groups in parallel.

Preferably, the position adjusting toothed plate is connected with and provided with an unlocking operating rod above, and a manual operating part arranged on the unlocking operating rod is positioned below a neutral position between the two parallel upper supporting rods. The operation is convenient.

After the technology provided by the utility model, according to the utility model discloses sandy beach wheelchair with integral gear adjustment card pinion rack device has following beneficial effect:

1) adopt integral adjustable latch fixed technology, support the article of portion fixedly to can adjust the gear through adjusting the pole self-operation according to the operator demand, satisfy not co-altitude and angle demand, also can not lead to not hard up gliding phenomenon because of the bearing problem. The leg rest device can very stably fix the relative positions of the leg rest part and the sitting position part, and can be conveniently adjusted, so that an operator can also adjust the up-down position of the leg rest part by himself.

Drawings

FIG. 1 is a block diagram of a beach wheelchair with an integral gear adjustment toothed plate arrangement of the present application;

FIG. 2 is a top view of a beach wheelchair with an integrated gear adjustment ratchet arrangement of the present application;

fig. 3 is a sectional view a-a of fig. 2.

Description of reference numerals:

sitting posture part 1

Cushion 100

Upper support rod 101

Lower support rod 102

Clamping shaft 10

Leg rest part 2

Leg rest support rod 201

Connecting shaft 20

Connecting and fixing plate 21

Position adjusting toothed plate 3

Card slot 30

Unlock the operating lever 4

Operation lever connecting shaft 41

Operation connecting rod 42

Manual operation part 43

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings. The described embodiments include various specific details to aid understanding, but they are to be construed as merely illustrative, and not restrictive of all embodiments of the invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. Meanwhile, in order to make the description more clear and concise, a detailed description of functions and configurations well known in the art will be omitted.

As shown in fig. 1-3, a beach wheelchair with an integrated gear adjusting toothed plate device comprises a sitting position part 1 and a leg rest part 2, wherein the leg rest part 2 is connected and arranged on the sitting position part 1 in a relatively rotatable manner through a connecting rotating shaft 20; the clamping device is characterized by further comprising a position adjusting clamping plate rack 3, wherein a clamping plate connecting hole is formed in one end of the position adjusting clamping plate rack 3, and a plurality of clamping grooves 30 with downward openings are formed in the other end of the position adjusting clamping plate rack 3; the bottom of the leg placing part 2 is provided with a connecting and fixing plate 21, and the clamping plate connecting hole is connected and arranged on the connecting and fixing plate 21 in a relatively rotatable manner through a rotating shaft; the bottom of the sitting posture part 1 is provided with a clamping shaft 10, and one clamping groove 30 of the plurality of clamping grooves 30 with downward openings is clamped on the clamping shaft 10. Through mentioning position control fishback 3, can promote to put leg portion 2 and rotate to suitable upper and lower position and upwards raise or fall low downwards promptly, then will be close to with screens axle 10 a draw-in groove 30 card establish on screens axle 10, can conveniently accomplish the regulation to can fix the relative position who puts leg portion and position of sitting portion very stably.

An unlocking operating rod 4 is arranged above the position adjusting toothed plate 3. Through setting up unlocking operation pole 4, can adjust more conveniently, make the operator also can adjust the upper and lower position of putting the shank by oneself.

The unlocking operation rod 4 comprises an operation rod connecting shaft 41 which penetrates through the position adjusting toothed plate 3 and can rotate relative to the position adjusting toothed plate 3, an operation connecting rod 42 which is upwards arranged at the end part of the operation rod connecting shaft 41 and a manual operation part 43 which is horizontally arranged at the top end of the operation connecting rod 42. On one hand, the manual operation is convenient, on the other hand, the operation part can be lifted, so that the operator can also adjust the up-and-down position of the leg placing part by himself.

The sitting posture part 1 at least comprises two upper supporting rods 101 arranged in parallel and two lower supporting rods 102 arranged in parallel, the upper supporting rods 101 and the lower supporting rods 102 are fixedly connected through a stand column, and a seat cushion 100 is arranged on the upper supporting rods 101; the leg placing part 2 at least comprises two leg placing support rods 201 which are arranged in parallel, and the leg placing support rods 201 are connected and arranged on the upper support rod 101 in a relatively rotatable manner through a connecting rotating shaft 20.

The position-locking shaft 10 and the position-adjusting toothed plate 3 are disposed between the lower support rods 102.

The position adjusting toothed plate 3 is arranged in two groups in parallel.

The top of position control pinion rack 3 is connected and is set up unlocking operating lever 4, manual operation portion 43 that sets up on unlocking operating lever 4 is located neutral gear below between two parallel arrangement's last bracing piece 101. The operation is convenient.

According to the utility model provides a sandy beach wheelchair with integral gear is adjusted fishback device, the position control fishback one end of integral gear is adjusted fishback device and is passed through the hole site and fix, and the other end passes through the fixed gear of latch, and the top action bars passes through manual control structure direction of motion and can realize that the structure supports fixedly. The user sits in the device top, lifts up the screens into with the draw-in groove lock through self shank fall back can the control lever, convenient operation, and fixed firm reliable, the comfort level is better. The vertical position degree of the part can be adjusted automatically according to the requirements by an operator through the operating rod, and the part cannot slide down due to the bearing problem. The device is easy to assemble and adjust, and the fixing and supporting are firm.

According to the beach wheelchair with integral gear adjustment fishback device of this application, through unblock action bars control structure direction of motion, interlock position fishback can play the effect of fixed stay. The position adjusting latch plate mechanism is locked into the clamping groove by utilizing self gravity, the unlocking feeling of slight lifting controlled by an angle is realized, and the limiting groove is opened to lift the pedal and fall back to the inside of the vehicle body.

According to the utility model provides a sandy beach wheelchair with integral gear adjustment pinion rack device adopts integral adjustable latch fixed technology, supports fixedly with the article to can adjust the gear through adjusting the pole self-operation according to the operator demand, satisfy not co-altitude and angle demand, also can not lead to not hard up gliding phenomenon because of the bearing problem. The leg rest device can very stably fix the relative positions of the leg rest part and the sitting position part, and can be conveniently adjusted, so that an operator can also adjust the up-down position of the leg rest part by himself.

The terms "upper", "lower" or "above", "below" or the like are used herein in a relative relationship with respect to a normal use in a placed state, i.e., a positional relationship as generally shown in the drawings of the present application. When the placement state changes, for example, when the placement state is turned over, the corresponding positional relationship should be changed accordingly to understand or implement the technical solution of the present application.

Claims

1. A beach wheelchair provided with an integral gear adjusting toothed plate device is characterized by comprising a sitting posture part (1) and a leg placing part (2), wherein the leg placing part (2) is connected and arranged on the sitting posture part (1) in a relatively rotatable manner through a connecting rotating shaft (20); the clamping device is characterized by also comprising a position adjusting clamping plate rack (3), wherein one end of the position adjusting clamping plate rack (3) is provided with a clamping plate connecting hole, and the other end of the position adjusting clamping plate rack (3) is provided with a plurality of clamping grooves (30) with downward openings; the bottom of the leg placing part (2) is provided with a connecting and fixing plate (21), and the clamping plate connecting hole is connected and arranged on the connecting and fixing plate (21) through a rotating shaft in a relatively rotatable manner; the sitting posture part (1) is provided with a clamping shaft (10) at the bottom, and one clamping groove (30) of the plurality of clamping grooves (30) with downward openings is clamped on the clamping shaft (10).

2. Beach wheelchair with integrated gear-adjustment toothed-plate arrangement according to claim 1, characterised in that an unlocking operating lever (4) is provided above the position-adjustment toothed-plate (3).

3. The beach wheelchair provided with an integrated gear-adjustment toothed-plate device according to claim 2, characterized in that the unlocking operation lever (4) comprises an operation lever connecting shaft (41) which is inserted through the position-adjustment toothed-plate (3) and can rotate relative to the position-adjustment toothed-plate (3), an operation connecting rod (42) which is upwardly disposed at an end of the operation lever connecting shaft (41), and a manual operation part (43) which is horizontally disposed at a top end of the operation connecting rod (42).

4. The beach wheelchair with an integrated gear adjustment clamping rack device according to claim 1, characterized in that the sitting position part (1) at least comprises two upper support rods (101) arranged in parallel and two lower support rods (102) arranged in parallel, the upper support rods (101) and the lower support rods (102) are fixedly connected through a stand column, and a cushion (100) is arranged on the upper support rods (101); leg placing part (2) at least comprises two leg placing support rods (201) which are arranged in parallel, and the leg placing support rods (201) are connected and arranged on the upper support rod (101) in a manner of relative rotation through a connecting rotating shaft (20).

5. Beach wheelchair with integrated gear adjustment clamping plate arrangement according to claim 4, characterised in that the clamping shaft (10) and the position adjustment clamping plate (3) are arranged between the lower support bars (102).

6. Beach wheelchair with integrated gear-adjustment-toothed-plate arrangement, according to claim 5, characterised in that the position-adjustment toothed-plates (3) are arranged in two groups in parallel.

7. The beach wheelchair with integrated gear-adjusting toothed-plate device according to claim 4 is characterized in that an unlocking operating rod (4) is connected to the upper part of the position-adjusting toothed-plate (3), and a manual operating part (43) arranged on the unlocking operating rod (4) is located below the neutral position between the two parallel upper supporting rods (101).