CN219467823U - Wheel braking device of trolley - Google Patents
Wheel braking device of trolley Download PDFInfo
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- CN219467823U CN219467823U CN202320869757.9U CN202320869757U CN219467823U CN 219467823 U CN219467823 U CN 219467823U CN 202320869757 U CN202320869757 U CN 202320869757U CN 219467823 U CN219467823 U CN 219467823U
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- brake
- positioning
- wheel
- braking
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Abstract
The utility model relates to the technical field of outdoor leisure furniture and discloses a trolley wheel braking device which comprises a main body mechanism, a foot braking mechanism and a connecting mechanism, wherein the foot braking mechanism is positioned on the right side of the main body mechanism, the connecting mechanism is positioned below the foot braking mechanism, the main body mechanism comprises a wheel support, a vertical shaft, a positioning rod and a trolley wheel body, the vertical shaft is fixedly arranged in the middle of the upper end of the wheel support, the positioning rod is movably arranged below the wheel support, the trolley wheel body is movably arranged below the wheel support, the positioning rod is positioned in the middle of the trolley wheel body, and the foot braking mechanism comprises a left braking pedal, a right braking pedal and a first braking chute. The wheel braking device for the trolley is simple and elegant in appearance, good in linkage, convenient to lock and unlock, simple and labor-saving in use, simple in structure, durable, small in size and strong in stability.
Description
Technical Field
The utility model relates to the technical field of outdoor leisure furniture, in particular to a trolley wheel braking device.
Background
The wheels are arranged at the bottom of the portable folding cart, the front wheel support is of a universal structure, flexible steering of the cart is achieved, and when the cart needs to be parked, particularly in a slope parking mode, the wheels of the cart need to be braked, and the cart is prevented from moving independently, so that dangerous situations are avoided.
The wheel braking on the market at present is mostly realized by adopting friction tires or friction spokes, so that the damage of the tires or the spokes can be increased, the service life of the wheels or the spokes is shortened, the potential safety hazard of infirm braking exists, and even dangerous conditions are likely to occur.
Disclosure of Invention
(one) solving the technical problems
The utility model aims to provide a wheel braking device for a trolley, which aims to solve the problems that the wheel braking in the prior art can increase the damage of tires or spokes, shorten the service life of the wheels, have potential safety hazards of infirm braking and even possibly generate dangerous conditions.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a handcart wheel arresting gear, including main part mechanism 1, service brake mechanism 2 and coupling mechanism 3, service brake mechanism 2 is located the right side of main part mechanism 1, coupling mechanism 3 is located the below of service brake mechanism 2, main part mechanism 1 includes wheel support 101, vertical scroll 102, locating lever one 103 and handcart wheel body 104, vertical scroll 102 fixed mounting is in the middle part of wheel support 101 upper end, locating lever one 103 movable mounting is in the below of wheel support 101, handcart wheel body 104 movable mounting is in the below of wheel support 101, locating lever one 103 is located the middle part of handcart wheel body 104, service brake mechanism 2 includes control brake pedal 201 and brake chute one 202, control brake pedal 201 movable mounting is at the left and right ends of wheel support 101, brake chute one 202 fixed setting is in the middle part of control brake pedal 201 right-hand member.
Preferably, the foot brake mechanism 2 comprises a second positioning rod 203, a positioning bolt 204, a second brake chute 205, a positioning threaded hole 206, a positioning screw 207, a brake fluted disc 208, a brake rack 209 and a fixing groove 210, wherein the second positioning rod 203 is movably arranged at the right end of the first brake chute 202, and the positioning rod is convenient for positioning the left brake pedal and the right brake pedal so as to be arranged on the wheel bracket 101.
Preferably, the positioning bolt 204 is movably mounted at the right end of the positioning rod two 203, the positioning bolt 204 is in threaded connection with the positioning rod two 203, the positioning rod two 203 is matched with the first brake chute 202, the second brake chute 205 is fixedly mounted at the middle part of the right end of the wheel bracket 101, the positioning threaded hole 206 is fixedly formed at the lower ends of the right ends of the left brake pedal 201 and the right brake pedal 201, and the positioning threaded hole is convenient for fixing the positioning rod, so that the positioning rod is more stable when the left brake pedal and the right brake pedal are fixed.
Preferably, the positioning screw 207 is movably mounted on the right side of the positioning threaded hole 206, the positioning screw 207 is in threaded connection with the positioning threaded hole 206, the brake fluted disc 208 is movably mounted on the right end of the cart wheel body 104, and the brake fluted disc 208 is located above the positioning screw 207, so that the left brake pedal and the right brake pedal can be in contact with the brake fluted disc to finish braking during braking.
Preferably, the brake rack 209 is fixedly installed at the right end of the brake fluted disc 208, the positioning screw 207 is matched with the brake rack 209, the fixed slot 210 is fixedly arranged at the lower end of the right end of the wheel bracket 101, the positioning screw 207 is matched with the fixed slot 210, and the fixed slot is matched with the positioning screw so as to be convenient for further fixing the wheel.
Preferably, the connecting mechanism 3 further comprises a diamond-shaped fixing rod 301, a connecting hole 302, a connecting rod 303, an adapting groove 304 and a butt joint hole 305, the diamond-shaped fixing rod 301 is fixedly installed in the middle of the cart wheel body 104, the connecting hole 302 is fixedly arranged in the middle of the diamond-shaped fixing rod 301, the connecting rod 303 is movably installed at the left end of the diamond-shaped fixing rod 301, the connecting rod 303 is adapted to the connecting hole 302, the adapting groove 304 is fixedly arranged in the middle of the brake fluted disc 208, the diamond-shaped fixing rod 301 is adapted to the adapting groove 304, the butt joint hole 305 is fixedly arranged in the middle of the wheel support 101, and the connecting rod 303 is in threaded connection with the butt joint hole 305, so that the support, the wheels, the pedals and the brake fluted disc can be connected and fixed.
Compared with the prior art, the utility model has the beneficial effects that:
1. the wheel braking device of the trolley provides a durable and stable wheel braking structure, and the braking device has simple and elegant appearance, is convenient to lock and unlock, simple and labor-saving in use due to good linkage, and has simple structure, durability, small volume and strong stability;
2. the front ends of the bottoms of the portable folding carts are provided with two universal front wheels in a bilateral symmetry manner;
3. the wheel brake device for the trolley is suitable for wheel brake with a bracket, is a practical wheel brake device for the trolley, has small appearance volume and wide application, and relates to the wheel bracket which can be arranged at the bottom of the trolley.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a three-dimensional disassembled structure of the present utility model;
FIG. 3 is an enlarged partial detail schematic view of a service brake mechanism of the present utility model;
FIG. 4 is a schematic diagram showing an enlarged partial detail of a service brake mechanism according to the present utility model.
In the figure: 1. a main body mechanism; 101. a wheel support; 102. a vertical shaft; 103. a positioning rod I; 104. a cart wheel body; 2. a foot brake mechanism; 201. a left and right brake pedal; 202. a first braking chute; 203. a positioning rod II; 204. positioning bolts; 205. a second braking chute; 206. positioning the threaded hole; 207. positioning a screw; 208. a brake fluted disc; 209. a brake rack; 210. a fixing groove; 3. a connecting mechanism; 301. a diamond-shaped fixed rod; 302. a connection hole; 303. a connecting rod; 304. an adaptation groove; 305. and (5) butting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a handcart wheel arresting gear, includes main part mechanism 1, service brake mechanism 2 and coupling mechanism 3, service brake mechanism 2 is located the right side of main part mechanism 1, coupling mechanism 3 is located the below of service brake mechanism 2, main part mechanism 1 includes wheel support 101, vertical scroll 102, locating lever one 103 and handcart wheel body 104, vertical scroll 102 fixed mounting is in the middle part of wheel support 101 upper end, locating lever one 103 movable mounting is in the below of wheel support 101, handcart wheel body 104 movable mounting is in the below of wheel support 101, locating lever one 103 is located the middle part of handcart wheel body 104, service brake mechanism 2 includes left and right brake pedal 201 and brake chute one 202, left and right brake pedal 201 movable mounting is at the left and right both ends of wheel support 101, brake chute one 202 fixed setting is in the middle part of left and right brake pedal 201 right-hand member.
The pedal braking mechanism 2 comprises a positioning rod II 203, a positioning bolt 204, a braking sliding groove II 205, a positioning threaded hole 206, a positioning screw 207, a braking fluted disc 208, a braking rack 209 and a fixed groove 210, wherein the positioning rod II 203 is movably arranged at the right end of the braking sliding groove I202, the positioning bolt 204 is movably arranged at the right end of the positioning rod II 203, the positioning bolt 204 is in threaded connection with the positioning rod II 203, the positioning rod II 203 is matched with the braking sliding groove I202, the braking sliding groove II 205 is fixedly arranged in the middle of the right end of the wheel support 101, the positioning threaded hole 206 is fixedly arranged at the lower end of the right end of the left and right braking pedal 201, the positioning screw 207 is movably arranged at the right side of the positioning threaded hole 206, the positioning screw 207 is in threaded connection with the positioning threaded hole 206, the braking fluted disc 208 is movably arranged at the right end of the wheel body 104, the braking fluted disc 208 is positioned above the positioning screw 207, the braking rack 209 is fixedly arranged at the right end of the braking fluted disc 208, the positioning screw 207 is matched with the braking rack 209, the fixed groove 210 is fixedly arranged at the lower end 205 of the wheel support 101, the positioning screw 207 is fixedly arranged at the lower end of the right end of the wheel support 205, the positioning screw 207 is fixedly arranged at the right end of the left end of the wheel support 205, and the positioning screw 207 is clamped down when the left and right end of the wheel support 201 is required to move downwards, and the braking screw 201 is clamped to the left and moves downwards, and the braking screw 201 is positioned to the right, and is positioned to move downwards to the braking screw 201.
The connecting mechanism 3 further comprises a diamond-shaped fixing rod 301, a connecting hole 302, a connecting rod 303, an adapting groove 304 and a butt joint hole 305, wherein the diamond-shaped fixing rod 301 is fixedly arranged in the middle of the cart wheel body 104, the connecting hole 302 is fixedly arranged in the middle of the diamond-shaped fixing rod 301, the connecting rod 303 is movably arranged at the left end of the diamond-shaped fixing rod 301, the connecting rod 303 is adapted to the connecting hole 302, the adapting groove 304 is fixedly arranged in the middle of the brake fluted disc 208, the diamond-shaped fixing rod 301 is adapted to the adapting groove 304, the butt joint hole 305 is fixedly arranged in the middle of the wheel support 101, the connecting rod 303 is in threaded connection with the butt joint hole 305, when the wheel braking device is needed, the cart wheel body 104 is arranged below the wheel support 101, the positioning rod 103 penetrates into the connecting hole 302 and the adapting groove 304, the wheel body 104 is fixed, the brake fluted disc 208 is arranged on the connecting hole 302, the positioning threaded holes 206 on the left brake pedal 201 and the positioning rod 103 are in threaded connection with the positioning rod 103, the left brake fluted disc 201 and the right brake pedal 201 are fixed, and the middle of the wheel brake pedal 202 is fixed to the wheel support 101, and the wheel brake pedal is located in the middle of the wheel support 101, and the wheel brake pedal is connected with the diamond-shaped brake pedal body, and the wheel brake pedal is located in the middle.
Working principle: when the wheel braking device is needed to be used, the cart wheel body 104 is installed below the wheel bracket 101, the first positioning rod 103 penetrates into the connecting hole 302 and the adapting groove 304, the cart wheel body 104 is fixed, the braking fluted disc 208 is installed on the connecting hole 302, the positioning threaded holes 206 on the left and right braking pedals 201 are connected with the first positioning rod 103 in a threaded mode, the left and right braking pedals 201 are fixed, the diamond-shaped fixing rod 301 is located in the middle of the first braking chute 202, connection is completed, when the cart wheel body 104 is needed to be braked, the salient points of the left and right braking pedals 201 are stepped down, the second braking chute 205 moves down, the second braking chute 205 drives the positioning screw 207 to move down, the positioning screw 207 moves down to contact with the braking racks 209, and the braking racks 209 are clamped, so that the wheel braking is completed.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides a handcart wheel arresting gear, includes main part mechanism (1), pedal braking mechanism (2) and coupling mechanism (3), its characterized in that: the pedal braking mechanism is characterized in that the pedal braking mechanism (2) is located on the right side of the main body mechanism (1), the connecting mechanism (3) is located below the pedal braking mechanism (2), the main body mechanism (1) comprises a wheel support (101), a vertical shaft (102), a first positioning rod (103) and a trolley wheel body (104), the vertical shaft (102) is fixedly arranged in the middle of the upper end of the wheel support (101), the first positioning rod (103) is movably arranged below the wheel support (101), the trolley wheel body (104) is movably arranged below the wheel support (101), the first positioning rod (103) is located in the middle of the trolley wheel body (104), the pedal braking mechanism (2) comprises a left brake pedal (201) and a right brake chute (202), the left brake pedal (201) is movably arranged at the left end and the right end of the wheel support (101), and the first brake chute (202) is fixedly arranged in the middle of the right end of the left brake pedal (201).
2. A stroller wheel brake assembly according to claim 1, wherein: the foot brake mechanism (2) comprises a second positioning rod (203), a positioning bolt (204), a second brake chute (205), a positioning threaded hole (206), a positioning screw (207), a brake fluted disc (208), a brake rack (209) and a fixed groove (210), wherein the second positioning rod (203) is movably arranged at the right end of the first brake chute (202).
3. A stroller wheel brake assembly according to claim 2, wherein: the positioning bolt (204) is movably mounted at the right end of the second positioning rod (203), the positioning bolt (204) is in threaded connection with the second positioning rod (203), the second positioning rod (203) is matched with the first braking chute (202), the second braking chute (205) is fixedly mounted at the middle part of the right end of the wheel support (101), and the positioning threaded hole (206) is fixedly formed in the lower end of the right end of the left braking pedal (201).
4. A stroller wheel brake assembly according to claim 3, wherein: the positioning screw (207) is movably mounted on the right side of the positioning threaded hole (206), the positioning screw (207) is in threaded connection with the positioning threaded hole (206), the brake fluted disc (208) is movably mounted on the right end of the cart wheel body (104), and the brake fluted disc (208) is located above the positioning screw (207).
5. A stroller wheel brake assembly according to claim 4, wherein: the brake rack (209) is fixedly arranged at the right end of the brake fluted disc (208), the positioning screw (207) is matched with the brake rack (209), the fixed groove (210) is fixedly arranged at the lower end of the right end of the wheel bracket (101), and the positioning screw (207) is matched with the fixed groove (210).
6. A stroller wheel brake assembly according to claim 5, wherein: coupling mechanism (3) still include diamond-shaped dead lever (301), connecting hole (302), connecting rod (303), adaptation groove (304) and butt joint hole (305), diamond-shaped dead lever (301) fixed mounting is in the middle part of shallow wheel body (104), connecting hole (302) are fixed to be set up in the middle part of diamond-shaped dead lever (301), connecting rod (303) movable mounting is at the left end of diamond-shaped dead lever (301), connecting rod (303) and connecting hole (302) looks adaptation, adaptation groove (304) are fixed to be set up in the middle part of braking fluted disc (208), diamond-shaped dead lever (301) and adaptation groove (304) looks adaptation, butt joint hole (305) are fixed to be set up in the middle part of wheel support (101), connecting rod (303) and butt joint hole (305) threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869757.9U CN219467823U (en) | 2023-04-18 | 2023-04-18 | Wheel braking device of trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320869757.9U CN219467823U (en) | 2023-04-18 | 2023-04-18 | Wheel braking device of trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219467823U true CN219467823U (en) | 2023-08-04 |
Family
ID=87462900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320869757.9U Active CN219467823U (en) | 2023-04-18 | 2023-04-18 | Wheel braking device of trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219467823U (en) |
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2023
- 2023-04-18 CN CN202320869757.9U patent/CN219467823U/en active Active
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| GR01 | Patent grant | ||
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