Power-assisted knee walking aid

Abstract

The utility model discloses a power-assisted knee walking aid, which belongs to the technical field of walking aids and comprises a walking aid main frame, a support frame is arranged at the upper end of the walking aid main frame, an adjusting mounting component is arranged at the upper end of the support frame, a support pad is arranged at the upper end of the adjusting mounting component, a driving motor is arranged on one side of the walking aid main frame, and a power-assisted knee walking aid is arranged on the other side of the walking aid main frame. A positioning storage assembly is arranged at the upper end of the driving motor, and a front frame is arranged on the side, away from the driving motor, of the walking aid main frame; by arranging the adjusting and mounting assembly, the use position of the supporting pad can be adjusted according to the use comfort degree, the use effect of the disabled is improved, use discomfort caused by the fact that the disabled are too far away from the front frame is prevented, meanwhile, the dirty supporting pad can be conveniently disassembled and assembled, the mounting cost of the supporting pad is reduced, the mounting efficiency is improved, and manpower resources are saved. And by arranging the positioning storage assembly, personal belongings of the disabled can be conveniently stored and placed.

Description

Technical Field

[0001] The utility model belongs to the technical field of walkers, and in particular relates to a power-assisted knee walker. Background Art

[0002] A walker, also known as a lower limb orthosis, is a walking support tool that is used by the elderly with limited mobility, certain traumatic patients, hemiplegic patients and disabled people to help them walk or exercise their limbs. People can walk slowly and easily with the help of it.

[0003] It is inconvenient to install the support pad of the existing knee walker when in use, which makes the equipment inconvenient to use and affects the quality of use for patients. The position of the support pad cannot be adjusted, resulting in poor placement of the patient's knee and uncomfortable use of the equipment. At the same time, it is inconvenient to store and place the patient's personal belongings when the equipment is in use, and it is difficult to fix and place items such as crutches. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the utility model provides a power-assisted knee walker, which has the characteristics of easy installation of the support pad and storage of items.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a power-assisted knee walker, comprising a walker main frame, a support frame is arranged at the upper end of the walker main frame, an adjustment mounting assembly is arranged at the upper end of the support frame, a support pad is arranged at the upper end of the adjustment mounting assembly, a drive motor is arranged at one side of the walker main frame, a positioning and storage assembly is arranged at the upper end of the drive motor, and a front frame is arranged at the side of the walker main frame away from the drive motor.

[0006] Preferably, the adjustment and installation assembly includes a limit groove, a positioning tooth block, a limit spring, a positioning rack, a pressing rod, a fixing device and a mounting plate, wherein a positioning rack is provided at the inner upper end of the support frame, a pressing rod is provided on one side of the positioning rack, a plurality of groups of limit springs are provided inside the positioning rack, a positioning tooth block is provided at the upper end of the positioning rack, a mounting plate is provided at the upper end of the positioning tooth block, a fixing device is provided inside the mounting plate, and a limit groove is provided at the upper end of the support frame corresponding to the positioning tooth block.

[0007] Preferably, a movable groove is provided at the inner upper end of the support frame corresponding to the positioning rack, and the length of the positioning rack is the same as that of the movable groove.

[0008] Preferably, the fixing device includes a pull rod, a guide plate, a positioning spring, a positioning plug and an insert plate, wherein the insert plates are symmetrically arranged at the bottom end of the support pad, a guide plate is arranged inside the mounting plate corresponding to the insert plate, a pull rod is arranged passing through the inside of the guide plate, a positioning spring is sleeved on the surface of the pull rod, and a positioning plug is arranged at one end of the pull rod.

[0009] Preferably, the pull rod is configured as an L-shaped structure, and a clamping hole is provided inside the plug plate corresponding to the positioning plug block.

[0010] Preferably, the positioning storage assembly includes a compression spring, a guide rod, a pull plate, a limit plug, a partition and a storage box, wherein a storage box is provided at the upper end of the driving motor, a partition is provided inside the storage box, a pull plate is symmetrically provided at the upper end of the partition, a guide rod is provided at the inner bottom end of the pull plate, a compression spring is provided on the surface of the guide rod, and a limit plug is provided at one end of the pull plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model can adjust the use position of the support pad according to the comfort of use by setting an adjustable installation component, thereby improving the use effect of the disabled and preventing discomfort caused by being too far away from the front frame. At the same time, the dirty support pad can be easily disassembled and assembled, thereby reducing the installation cost of the support pad, improving the installation efficiency, saving human resources, and improving the quality of use.

[0013] 2. The utility model can conveniently store and place the disabled person's belongings by setting a positioning storage component, and can classify or clamp the items to prevent the loss of the items, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the adjustment and installation assembly of the utility model;

[0016] Figure 3 This is a schematic diagram of the fixing device structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the positioning and storing component of the utility model.

[0018] In the figure: 1. front frame; 2. support frame; 3. walker main frame; 4. drive motor; 5. positioning storage assembly; 51. compression spring; 52. guide rod; 53. pull plate; 54. limit plug; 55. partition; 56. storage box; 6. adjustment and installation assembly; 61. limit groove; 62. positioning gear block; 63. limit spring; 64. positioning rack; 65. pressing rod; 66. fixing device; 661. pull rod; 662. guide plate; 663. positioning spring; 664. positioning plug; 665. plug plate; 67. mounting plate; 7. support pad. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] See also Figure 1-4 The utility model provides the following technical solutions: a power-assisted knee walker, comprising a walker main frame 3, a support frame 2 is arranged on the upper end of the walker main frame 3, an adjustment mounting assembly 6 is arranged on the upper end of the support frame 2, a support pad 7 is arranged on the upper end of the adjustment mounting assembly 6, a drive motor 4 is arranged on one side of the walker main frame 3, a positioning and storing assembly 5 is arranged on the upper end of the drive motor 4, and a front frame 1 is arranged on the side of the walker main frame 3 away from the drive motor 4.

[0022] Specifically, the adjustment and installation assembly 6 includes a limiting groove 61, a positioning tooth block 62, a limiting spring 63, a positioning rack 64, a pressing rod 65, a fixing device 66 and a mounting plate 67, wherein a positioning rack 64 is provided at the upper end of the inner part of the support frame 2, a pressing rod 65 is provided on one side of the positioning rack 64, a plurality of groups of limiting springs 63 are provided inside the positioning rack 64, a positioning tooth block 62 is provided at the upper end of the positioning rack 64, a mounting plate 67 is provided at the upper end of the positioning tooth block 62, a fixing device 66 is provided inside the mounting plate 67, and a limiting groove 61 is provided at the upper end of the support frame 2 corresponding to the positioning tooth block 62.

[0023] By adopting the above technical solution, when a disabled person uses a walker, he can place the knee of one of his legs on the upper end of the support pad 7, and then adjust the use position of the support pad 7 according to the comfort level, press the pressing rod 65 to make the positioning rack 64 slide inside the movable groove, and at the same time, the limiting spring 63 is compressed and the positioning rack 64 is separated from the positioning tooth block 62, at which time the support pad 7 can be slid forward and backward to ensure that the disabled person is at an appropriate distance from the front frame 1 and improve the comfort level of the equipment, and then release the pressing rod 65 to reset the limiting spring 63, and the positioning rack 64 re-engages with the positioning tooth block 62 to ensure the limiting effect of the positioning tooth block 62 and improve the stability of the support pad 7 after adjustment.

[0024] Specifically, a movable groove is provided at the inner upper end of the support frame 2 corresponding to the positioning rack 64 , and the length of the positioning rack 64 is the same as that of the movable groove.

[0025] By adopting the above technical solution, the positioning rack 64 and the positioning tooth block 62 are ensured to be stably meshed and installed, thereby improving the stability of the equipment.

[0026] Specifically, the fixing device 66 includes a pull rod 661, a guide plate 662, a positioning spring 663, a positioning block 664 and an insert plate 665, wherein the insert plate 665 is symmetrically arranged at the bottom end of the support pad 7, a guide plate 662 is arranged inside the mounting plate 67 corresponding to the insert plate 665, a pull rod 661 is arranged through the inside of the guide plate 662, a positioning spring 663 is sleeved on the surface of the pull rod 661, and a positioning block 664 is arranged at one end of the pull rod 661.

[0027] By adopting the above technical solution, the surface of the support pad 7 will become dirty and absorb sweat after long-term use. At this time, the support pad 7 can be removed for replacement and cleaning, and the pull rod 661 is pulled to make the positioning block 664 detach from the inside of the plug plate 665. At the same time, the positioning spring 663 is compressed. Then the support pad 7 can be removed from the upper end of the mounting plate 67. When reinstalling the support pad 7, the plug plate 665 is aligned with the positioning block 664 and inserted into the mounting plate 67. At this time, the positioning block 664 is subjected to force to compress the positioning spring 663. When the positioning block 664 corresponds to the clamping hole inside the plug plate 665, the positioning spring 663 is reset to ensure that the support pad 7 is installed in place, thereby improving the convenience of installing the support pad 7 and saving human resources.

[0028] Specifically, the pull rod 661 is configured as an L-shaped structure, and a clamping hole is provided inside the plug plate 665 corresponding to the positioning plug block 664 .

[0029] By adopting the above technical solution, it is convenient to use the pull rod 661 to carry out activities, thereby ensuring the convenience of using the equipment and saving human resources.

[0030] When the present embodiment is in use: when a disabled person uses the walker, the knee of one of his legs can be placed on the upper end of the support pad 7, and then the use position of the support pad 7 can be adjusted according to the comfort level, and the pressing rod 65 is pressed to make the positioning rack 64 slide inside the movable groove, and at the same time, the limiting spring 63 is compressed and the positioning rack 64 is separated from the positioning tooth block 62, and then the support pad 7 can be slid forward and backward to ensure that the use distance between the disabled person and the front frame 1 is appropriate, and the comfort level of the equipment is improved, and then the pressing rod 65 is released to reset the limiting spring 63, and the positioning rack 64 is meshed with the positioning tooth block 62 again, to ensure the limiting effect of the positioning tooth block 62, and to improve the stability of the support pad 7 after adjustment;

[0031] After long-term use, the surface of the support pad 7 will become dirty and absorb sweat. At this time, the support pad 7 can be removed for replacement and cleaning. The pull rod 661 is pulled to make the positioning block 664 disengage from the inside of the plug plate 665. At the same time, the positioning spring 663 is compressed. Then the support pad 7 can be removed from the upper end of the mounting plate 67. When reinstalling the support pad 7, the plug plate 665 is aligned with the positioning block 664 and inserted into the mounting plate 67. At this time, the positioning block 664 is subjected to force to compress the positioning spring 663. When the positioning block 664 corresponds to the clamping hole inside the plug plate 665, the positioning spring 663 is reset to ensure that the support pad 7 is installed in place, thereby improving the convenience of installing the support pad 7 and saving human resources.

[0032] Example 2

[0033] The present embodiment is different from the embodiment 1 in that: specifically, the positioning storage assembly 5 includes a compression spring 51, a guide rod 52, a pull plate 53, a limiting plug 54, a partition 55 and a storage box 56, wherein a storage box 56 is arranged at the upper end of the driving motor 4, a partition 55 is arranged inside the storage box 56, a pull plate 53 is symmetrically arranged at the upper end of the partition 55, a guide rod 52 is arranged at the inner bottom end of the pull plate 53, a compression spring 51 is arranged on the surface of the guide rod 52, and a limiting plug 54 is arranged at one end of the pull plate 53.

[0034] When this embodiment is in use: when placing and storing personal belongings of a disabled person, they can be directly placed in the storage box 56 for storage; when a crutch needs to be placed, the crutch is inserted into the storage box 56, and then the two sets of pull plates 53 are pulled at the same time to slide along the guide rod 52, and the compression spring 51 is compressed, at this time the partition plate 55 can be moved inside the storage box 56 and abutted against one side of the crutch, and then the pull plate 53 is released to reset the compression spring 51 and push the limit plug 54 into the storage box 56, to ensure that the crutch is placed stably and firmly, thereby improving the use effect of the equipment.

[0035] The driving motor 4 in the utility model is an existing disclosed technology, and the selected model is H6368.

[0036] Working principle and use process of the utility model: when the utility model is in use, when a disabled person uses the walker, the knee of one of his legs can be placed on the upper end of the support pad 7, and then the use position of the support pad 7 can be adjusted according to the comfort level, and the pressing rod 65 is pressed to make the positioning rack 64 slide inside the movable groove, and at the same time, the limiting spring 63 is compressed and the positioning rack 64 is separated from the positioning tooth block 62, and the support pad 7 can be slid forward and backward at this time to ensure that the use distance between the disabled person and the front frame 1 is appropriate, and the comfort level of the equipment is improved, and then the pressing rod 65 is released to reset the limiting spring 63, and the positioning rack 64 is meshed with the positioning tooth block 62 again, to ensure the limiting effect of the positioning tooth block 62, and to improve the stability of the support pad 7 after adjustment;

[0037] After long-term use, the surface of the support pad 7 will be dirty and adsorbed with sweat. At this time, the support pad 7 can be removed for replacement and cleaning. The pull rod 661 is pulled to make the positioning plug 664 detach from the inside of the plug plate 665, and the positioning spring 663 is compressed. Then the support pad 7 can be removed from the upper end of the mounting plate 67. When reinstalling the support pad 7, the plug plate 665 is aligned with the positioning plug 664 and inserted into the mounting plate 67. At this time, the positioning plug 664 is stressed to compress the positioning spring 663. When the positioning plug 664 corresponds to the clamping hole inside the plug plate 665, the positioning spring 663 is reset to ensure that the support pad 7 is installed in place, thereby improving the convenience of installing the support pad 7 and saving human resources.

[0038] When placing and storing the personal belongings of the disabled, they can be directly placed in the storage box 56 for storage. When the crutches need to be placed, the crutches are inserted into the storage box 56, and then the two sets of pull plates 53 are pulled at the same time to slide along the guide rod 52, and the compression spring 51 is compressed. At this time, the partition 55 can be moved inside the storage box 56 and abutted against one side of the crutch, and then the pull plate 53 is released to allow the compression spring 51 to reset and push the limit plug 54 into the storage box 56, so as to ensure that the crutches are placed stably and firmly, thereby improving the use effect of the equipment.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A power-assisted knee walker, comprising a walker main frame, characterized in that: A support frame is arranged at the upper end of the walker main frame, an adjustment installation assembly is arranged at the upper end of the support frame, a support pad is arranged at the upper end of the adjustment installation assembly, a drive motor is arranged at one side of the walker main frame, a positioning and storage assembly is arranged at the upper end of the drive motor, and a front frame is arranged at the side of the walker main frame away from the drive motor.

2. The power-assisted knee walker according to claim 1, characterized in that: The adjustment and installation assembly includes a limit groove, a positioning tooth block, a limit spring, a positioning rack, a pressing rod, a fixing device and a mounting plate, wherein a positioning rack is arranged at the upper end of the inner part of the support frame, a pressing rod is arranged on one side of the positioning rack, a plurality of groups of limit springs are arranged inside the positioning rack, a positioning tooth block is arranged at the upper end of the positioning rack, a mounting plate is arranged at the upper end of the positioning tooth block, a fixing device is arranged inside the mounting plate, and a limit groove is arranged at the upper end of the support frame corresponding to the positioning tooth block.

3. The power-assisted knee walker according to claim 2, characterized in that: The inner upper end of the support frame is provided with a movable groove corresponding to the positioning rack, and the length of the positioning rack is the same as that of the movable groove.

4. The power-assisted knee walker according to claim 2, characterized in that: The fixing device includes a pull rod, a guide plate, a positioning spring, a positioning plug and a plug plate, wherein the plug plates are symmetrically arranged at the bottom end of the support pad, a guide plate is arranged inside the mounting plate corresponding to the plug plate, a pull rod is arranged inside the guide plate, a positioning spring is sleeved on the surface of the pull rod, and a positioning plug is arranged at one end of the pull rod.

5. The power-assisted knee walker according to claim 4, characterized in that: The pull rod is arranged in an L-shaped structure, and a clamping hole is arranged inside the plug plate corresponding to the positioning plug block.

6. The power-assisted knee walker according to claim 1, characterized in that: The positioning storage assembly includes a compression spring, a guide rod, a pull plate, a limit plug, a partition and a storage box, wherein a storage box is arranged at the upper end of the driving motor, a partition is arranged inside the storage box, a pull plate is symmetrically arranged on the upper end of the partition, a guide rod is arranged at the inner bottom end of the pull plate, a compression spring is arranged on the surface of the guide rod, and a limit plug is arranged at one end of the pull plate.

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