CN215193075U - But quick assembly disassembly's front wheel mounting structure for wheelchair - Google Patents
But quick assembly disassembly's front wheel mounting structure for wheelchair Download PDFInfo
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- CN215193075U CN215193075U CN202121592766.5U CN202121592766U CN215193075U CN 215193075 U CN215193075 U CN 215193075U CN 202121592766 U CN202121592766 U CN 202121592766U CN 215193075 U CN215193075 U CN 215193075U
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Abstract
The utility model discloses a front wheel mounting structure for a wheelchair, which can be quickly disassembled and assembled, and comprises a connecting frame, wherein the connecting frame comprises a connecting section and a mounting section positioned between the two connecting sections; the front wheel assembly comprises a front wheel main body, a mounting block, a mounting connecting rod and a limiting bolt; the mounting connecting rod is horizontal, one end of the mounting connecting rod is connected to the mounting block, and the other end of the mounting connecting rod is connected with the front wheel main body; the mounting block is provided with a first threaded mounting hole matched with the limiting bolt; the mounting section is hollow to form an accommodating cavity which can enable the mounting block to slide; the side surface of the mounting section is provided with a slot which can enable the mounting connecting rod to slide; the head of the mounting section is provided with a connecting back plate, and a second threaded mounting hole is formed at the position close to the tail of the mounting section; the limiting bolt penetrates through the second threaded mounting hole and the first threaded mounting hole; the installation section is hollow, the installation section is provided with a groove capable of enabling the installation connecting rod to slide, the groove is convenient for installation of the front wheel assembly, and the structure of the installation section enables the installation block to be more stable in connection with the installation section, so that the operation is simple.
Description
Technical Field
The utility model relates to a technical field of wheelchair front wheel especially relates to a but quick assembly disassembly's front wheel mounting structure for wheelchair.
Background
The wheelchair is an important tool for rehabilitation, not only is the wheelchair used as a travel tool for physically disabled persons and persons with mobility disabilities, but also more importantly, the wheelchair is used for physical exercise and participating in social activities. At present, the front wheel part of the wheelchair is generally welded firstly, the mode of using screws and nuts to lock after the welding is completed is installed on the frame, the installation structure is complex, tools are required to be used during the disassembly and the installation, the disassembly and the assembly of the front wheel are very inconvenient, and a certain time is required to be spent, so that the front wheel is often installed in place on the wheelchair when leaving a factory, the boxing size is increased, and the transportation cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves is: the utility model provides a but quick assembly disassembly's front wheel mounting structure for wheelchair for the wheelchair dismantles convenient and fast, is convenient for transport.
In order to solve the main technical problems, the following technical scheme is adopted:
a front wheel mounting structure for a wheelchair capable of being quickly disassembled and assembled comprises a connecting frame for mounting a front wheel assembly, wherein the connecting frame comprises connecting sections for connecting with other parts of the wheelchair and a mounting section which is positioned between the two connecting sections and is used for mounting the front wheel assembly; the front wheel assembly comprises a front wheel main body, a mounting block, a mounting connecting rod and a limiting bolt; the mounting connecting rod is horizontal, one end of the mounting connecting rod is connected to the mounting block, and the other end of the mounting connecting rod is connected with the front wheel main body; the mounting block is provided with a first threaded mounting hole which longitudinally penetrates through the mounting block and is matched with the limiting bolt; the mounting section is hollow to form an accommodating cavity which can enable the mounting block to slide; the side surface of the mounting section is provided with a slot which extends along the length direction of the mounting section and can enable the mounting connecting rod to slide; the head of the mounting section is provided with a connecting back plate connected with the connecting section, and a second threaded mounting hole longitudinally penetrating through the mounting section is formed in the position close to the tail of the mounting section; the limiting bolt penetrates through the second threaded mounting hole and the first threaded mounting hole so as to fix the mounting block in the mounting section.
Preferably, the mounting block is square; the longitudinal section of the mounting section is in a shape like a Chinese character 'hui' with an opening at one side.
Preferably, the end of the limit bolt is connected with a quincunx handle.
Preferably, the front wheel main body comprises a wheel main body, a wheel carrier, a connecting shaft and a connecting block; the wheel main body is rotationally connected to the wheel frame; one end of the connecting shaft is smooth and is used for being rotatably connected to the wheel carrier and provided with a stop cap for preventing the wheel carrier from being separated from the connecting shaft, and the other end of the connecting shaft is provided with threads and is used for being detachably connected with the connecting block; the connecting block is connected with the mounting connecting rod.
Preferably, the thickness of the connecting back plate is consistent with that of the back plate of the mounting section; flanges used for limiting the installation block to slide out of the connection back plate up and down are arranged on the upper side and the lower side of the connection back plate.
Compared with the prior art, the utility model discloses the following advantage is equipped with to the utensil:
(1) the mounting section is hollow, and a slot capable of enabling the mounting connecting rod to slide is formed in the mounting section; the grooved front wheel assembly is convenient to install, the installation section is stable in connection of the installation block and the installation section due to the structure of the installation section, and meanwhile, the installation is convenient and the operation is simple.
(2) The end of the limiting bolt is provided with a quincunx handle, so that the installation can be realized without other auxiliary tools, and the disassembly and the installation are convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
FIG. 1 is a schematic view of the overall structure;
FIG. 2 is a right side mounting view of the attachment bracket and the front wheel assembly;
fig. 3 is a right-side-view exploded view of the front wheel assembly.
In the figure: 1 is the link, 11 is the linkage segment, 12 is the installation section, 121 is the fluting, 13 is for connecting the backplate, 131 is the flange, 2 is the front wheel subassembly, 21 is the front wheel main part, 211 is the wheel main part, 212 is the wheel carrier, 213 is the connecting axle, 214 is the connecting block, 215 is the fender cap, 22 is the installation piece, 23 is the installation connecting rod, 24 is the stop bolt, 241 is the handle, 25 is first screw thread mounting hole, 26 is second screw thread mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions.
Referring to fig. 1 to 3, a front wheel mounting structure for a wheelchair, which can be quickly disassembled and assembled, includes a connecting frame 1 for mounting a front wheel assembly 2.
The connecting frame 1 comprises a connecting section 11 and a mounting section 12; the mounting section 12 is used for mounting the front wheel assembly 2; the connecting section 11 is used for connecting with other parts of the wheelchair; the mounting section 12 is located between the two connecting sections 11.
The front wheel assembly 2 comprises a front wheel main body 21, a mounting block 22, a mounting connecting rod 23 and a limiting bolt 24; the mounting connecting rod 23 is horizontal, one end of the mounting connecting rod is connected to the mounting block 22, and the other end of the mounting connecting rod is connected with the front wheel main body 21; the front wheel main body 21 comprises a wheel main body 211, a wheel frame 212, a connecting shaft 213 and a connecting block 214; the wheel main body 211 is rotatably connected to a wheel frame 212; the wheel frame 212 is in an inverted U shape, one end of the connecting shaft 213 is smooth, and one end is provided with a thread; the smooth end of the connecting shaft 213 is used for rotatably connecting with the wheel carrier 212, the end of the connecting shaft 213 is provided with a stop cap 215 for preventing the wheel carrier 212 from separating from the connecting shaft 213, the threaded end of the connecting shaft 213 is used for being in threaded connection with a connecting block 214, and the connecting block 214 is connected with one end of the mounting connecting rod 23; the mounting connecting rod 23, the connecting block 214 and the mounting block 22 form a dumbbell structure, and in order to ensure the connection stability of the mounting connecting rod 23, the mounting block 22 and the connecting block 214, the mounting connecting rod 23, the mounting block 22 and the connecting block 214 are welded into a whole.
A first threaded mounting hole 25 longitudinally penetrating the mounting block 22 is formed in the mounting block; the first threaded mounting holes 25 are distributed up and down, and the limiting bolts 24 can be in threaded connection in the first threaded mounting holes 25; the mounting section 12 is hollow to form an accommodating cavity which can enable the mounting block 22 to slide; the side surface of the mounting section 12 is provided with a slot 121, and the extending direction of the slot 121 is consistent with the length extending direction of the mounting section 12; the mounting link 23 can horizontally slide back and forth along the slot 121; a connecting back plate 13 connected with the connecting section 11 is arranged at the head part of the mounting section 12, one end of the connecting back plate 13 is fixedly connected with the connecting section 11, and the other end is communicated with the accommodating cavity of the mounting section 12; a second threaded mounting hole 26 longitudinally penetrating through the mounting section 12 is formed at the tail part close to the mounting section 12; the limiting thread penetrates through the second thread mounting hole 26 and the first thread mounting hole 25, the mounting block 22 is fixed in the mounting section 12, and the sliding of the mounting block 22 is limited; in order to ensure the connection reliability of the mounting block 22 and the mounting section 12, the mounting block 22 is square; the longitudinal section of the mounting section 12 is in a shape of a Chinese character 'hui' with an opening at one side.
In order to facilitate the installation of the limit bolt 24, one end of the limit bolt 24 is connected with a quincunx handle 241; to facilitate translation of the mounting block 22 from the connection back plate 13 into the mounting segment 12; the thickness of the connecting back plate 13 is consistent with that of the mounting section 12; flanges 131 for limiting the mounting block 22 to slide out of the connecting back plate 13 up and down are arranged on the upper and lower sides of the connecting back plate 13.
The utility model discloses an equipment mode does: the wheel main body 211 is mounted on the wheel frame 212, and the connecting shaft 213 mounted on the wheel frame 212 is mounted on the connecting block 214; horizontally translating the mounting block 22 between two flanges 131 of the connecting back plate 13; to installing section 12 side slip, in the slip process, installation connecting rod 23 slides along the spout, and when sliding to the afterbody of installing section 12, first screw thread mounting hole 25 and second screw thread mounting hole 26 are worn to establish by spacing bolt 24, links together installing block 22 and installing section 12 detachable, accomplishes the installation of wheelchair front wheel promptly, when needs are dismantled, reverse operation can.
It should be noted that, in the present invention, "upper, lower, left, right, inner and outer" are defined based on the relative position of the components in the drawings, and are only for the clarity and convenience of describing the technical solution, it should be understood that the application of the directional terms does not limit the protection scope of the present application.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or some of the technical features may be substituted by equivalent substitutions, modifications and the like, all of which are within the spirit and principle of the present invention.
Claims (5)
1. A front wheel mounting structure for a wheelchair capable of being quickly disassembled and assembled is characterized by comprising a connecting frame for mounting a front wheel assembly, wherein the connecting frame comprises connecting sections for connecting with other parts of the wheelchair and a mounting section positioned between the two connecting sections for mounting the front wheel assembly; the front wheel assembly comprises a front wheel main body, a mounting block, a mounting connecting rod and a limiting bolt; the mounting connecting rod is horizontal, one end of the mounting connecting rod is connected to the mounting block, and the other end of the mounting connecting rod is connected with the front wheel main body; the mounting block is provided with a first threaded mounting hole which longitudinally penetrates through the mounting block and is matched with the limiting bolt; the mounting section is hollow to form an accommodating cavity which can enable the mounting block to slide; the side surface of the mounting section is provided with a slot which extends along the length direction of the mounting section and can enable the mounting connecting rod to slide; the head of the mounting section is provided with a connecting back plate connected with the connecting section, and a second threaded mounting hole longitudinally penetrating through the mounting section is formed in the position close to the tail of the mounting section; the limiting bolt penetrates through the second threaded mounting hole and the first threaded mounting hole so as to fix the mounting block in the mounting section.
2. The quickly detachable front wheel mounting structure for a wheelchair as claimed in claim 1, wherein the mounting block has a square shape; the longitudinal section of the mounting section is in a shape like a Chinese character 'hui' with an opening at one side.
3. The structure of claim 1, wherein a quincunx handle is connected to an end of the limit bolt.
4. The quickly detachable front wheel mounting structure for wheelchairs according to claim 1, wherein the front wheel main body includes a wheel main body, a wheel carrier, a connecting shaft, a connecting block; the wheel main body is rotationally connected to the wheel frame; one end of the connecting shaft is smooth and is used for being rotatably connected to the wheel carrier and provided with a stop cap for preventing the wheel carrier from being separated from the connecting shaft, and the other end of the connecting shaft is provided with threads and is used for being detachably connected with the connecting block; the connecting block is connected with the mounting connecting rod.
5. The structure of claim 1, wherein the thickness of the connecting back plate is the same as the thickness of the back plate of the mounting section; flanges used for limiting the installation block to slide out of the connection back plate up and down are arranged on the upper side and the lower side of the connection back plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121592766.5U CN215193075U (en) | 2021-07-13 | 2021-07-13 | But quick assembly disassembly's front wheel mounting structure for wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121592766.5U CN215193075U (en) | 2021-07-13 | 2021-07-13 | But quick assembly disassembly's front wheel mounting structure for wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215193075U true CN215193075U (en) | 2021-12-17 |
Family
ID=79430592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121592766.5U Active CN215193075U (en) | 2021-07-13 | 2021-07-13 | But quick assembly disassembly's front wheel mounting structure for wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215193075U (en) |
-
2021
- 2021-07-13 CN CN202121592766.5U patent/CN215193075U/en active Active
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