CN218750102U

CN218750102U - Handcart wheel mechanism

Info

Publication number: CN218750102U
Application number: CN202223468737.5U
Authority: CN
Inventors: 李耀宙; 张艺超; 赵才瓒; 张琳喆; 王宇梁; 王淑颖; 王凯; 宋荣辉
Original assignee: Taiyuan Institute of Technology
Current assignee: Taiyuan Institute of Technology
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-03-28
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to a wheel structure technical field, the utility model discloses a handcart wheel mechanism, this handcart wheel mechanism, which comprises a vehicle wheel, wheel fixed mounting is in wheel hub's outer lane, wheel hub's inner circle passes through the bearing and rotates and install the axis, the axis mounting bracket is inboard all installed at the axis both ends, wheel hub is located centraxonial outside fixed mounting has the speed reduction dish, the upside of speed reduction dish is provided with the flight of slowing down installing support. When the push-pull type speed reducer is used, the handle at the top of the control rod is arranged at the handle part of the trolley, during speed reduction, the control rod and the lifting seat can be pushed to move by pressing the handle, thrust is generated by the lifting seat to push the supporting rod to move, the supporting rod generates thrust, the speed reducer piece mounting seat is pushed to rotate by taking the rotating shaft on the lower surface of the speed reducer piece mounting support as the circle center, the speed reducer piece rubs the surface of the speed reducer disk, speed reduction work can be completed, and the push-pull type speed reducer is convenient for workers to use.

Description

Handcart wheel mechanism

Technical Field

The utility model relates to a wheel structure technical field especially relates to a handcart wheel mechanism.

Background

The cart is a transport vehicle that is manually pushed and pulled, and although the cart material transport technology is continuously developed, the cart is still used as an indispensable transport tool. The trolley is widely used in production and life because of its low cost, simple maintenance, convenient operation, light weight, ability to work in places where motor vehicles are not convenient to use, and convenience in carrying lighter objects in short distance.

The handcart is in the use shallow in-process, the road conditions of downhill path can appear, and most handcart only is provided with wheel self-locking mechanism to button switch sets up at the wheel position, is unfavorable for user's speed reduction under the downhill path road conditions, only can rely on the user to pull backward, slows down the shallow, and this kind of speed reduction mode is very dangerous, has proposed a handcart wheel mechanism for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a handcart wheel mechanism has solved and has used the shallow in-process, the road conditions of downhill path can appear, and most handcart only is provided with wheel self-locking mechanism to button switch sets up at the wheel position, is unfavorable for user's speed reduction under the downhill path road conditions, only can rely on the user to pull backward, slows down to the shallow, and this kind of mode of slowing down is very dangerous technical problem.

For solving the technical problem, the utility model provides a pair of handcart wheel mechanism, which comprises a wheel, wheel fixed mounting is in wheel hub's outer lane, wheel hub's inner circle passes through the bearing and rotates and installs the axis, the axis both ends are all installed at axis mounting bracket inboardly, wheel hub is located centraxonial outside fixed mounting has the speed reduction dish, the upside of speed reduction dish is provided with the reduction gear installing support, the inboard surface at axis mounting bracket is installed to the reduction gear installing support, two semicircular reduction gear mount pads are installed through the axis of rotation to reduction gear installing support lower surface, the reduction gear mount pad sets up the outside at the speed reduction dish.

Preferably, the speed reduction piece mounting base lower extreme fixed mounting has the mounting panel, be provided with reset spring between the mounting panel, two mounting panels are connected respectively at the reset spring both ends.

Preferably, every the retarder mount pad upside all is provided with the bracing piece, the both ends of bracing piece fixed mounting respectively has the pivot, the pivot is rotated and is installed inside the bracing piece mount pad.

Preferably, the support rod mounting seat at the lower end of the support rod is arranged on the outer surface of the speed reduction sheet mounting seat, the speed reduction sheet is arranged on the inner surface of the speed reduction sheet mounting seat, and the support rod mounting seat at the upper end of the support rod is fixedly arranged on the lower surface of the lifting seat.

Preferably, the upper surface of the lifting seat is fixedly provided with a control rod, and the upper end of the control rod is provided with a handle.

Preferably, the outer wall of the control rod is slidably provided with a guide seat, and the guide seat is arranged on the outer surface of the middle shaft mounting frame.

Preferably, a cart connecting seat is fixedly mounted at the upper end of the middle shaft mounting frame and used for connecting a cart.

Compared with the prior art, the utility model provides a pair of handcart wheel mechanism has following beneficial effect:

when the push-pull type speed reducer is used, the handle at the top of the control rod is arranged at the handle part of the trolley, when the speed reducer is reduced, the control rod and the lifting seat can be pushed to move by pressing the handle, the supporting rod is pushed to move by the thrust generated by the lifting seat, so that the supporting rod generates thrust, the speed reducer piece mounting seat is pushed to rotate by taking the rotating shaft on the lower surface of the speed reducer piece mounting bracket as the center of circle, so that the speed reducer pieces rub the surface of the speed reducer disc, the speed reducer work can be finished, and the push-pull type speed reducer is convenient for workers to use;

after the use is finished, the two mounting plates can be pushed to move and reset through the elastic force of the reset spring, so that the two mounting plates push the speed reduction sheet mounting seat to move and reset, and the speed reduction work is stopped.

Drawings

FIG. 1 is a schematic view showing the overall structure of a trolley wheel mechanism;

FIG. 2 is a schematic view of the inner side of the center shaft mounting bracket of a trolley wheel mechanism;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

FIG. 4 is a schematic bottom view of a cart wheel mechanism;

fig. 5 is an enlarged schematic structural diagram of the present invention at B in fig. 4.

Reference numbers in the figures: 1. a wheel; 2. a hub; 3. a middle shaft; 31. a middle shaft mounting rack; 32. a cart connecting seat; 4. a reduction disk; 5. a speed reduction piece mounting bracket; 6. a deceleration strip mounting seat; 61. mounting a plate; 62. a return spring; 7. a support rod mounting seat; 8. a rotating shaft; 9. a support bar; 10. a lifting seat; 11. a control lever; 12. a guide seat; 13. a handle.

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.

Given by fig. 1-5, the utility model relates to a handcart wheel mechanism, including wheel 1, wheel 1 fixed mounting is at wheel hub 2's outer lane, wheel hub 2's inner circle is rotated through the bearing and is installed axis 3, axis 3 both ends are all installed at axis mounting bracket 31 inboardly, wheel hub 2 is located axis 3's outside fixed mounting has speed reduction disc 4, the upside of speed reduction disc 4 is provided with speed reduction piece installing support 5, speed reduction piece installing support 5 installs the inboard surface at axis mounting bracket 31, speed reduction piece installing support 5 lower surface rotates through the axis of rotation and installs two semicircular speed reduction piece mount pads 6, speed reduction piece mount pad 6 sets up the outside at speed reduction disc 4, the handle 13 at control lever 11 top sets up at the shallow handle position, during the speed reduction, it can promote control lever 11 and lift seat 10 and move to press down the handle 13, produce thrust through lift seat 10 and promote bracing piece 9 and move, make bracing piece 9 produce thrust, promote speed reduction piece mount pad 6 and use the centre of a circle of speed reduction piece installing support 5 lower surface as speed reduction rotation, make the surface of speed reduction piece friction disc 4, can accomplish work, make things convenient for the staff to use.

A cart connecting seat 32 is fixedly installed at the upper end of the middle shaft mounting bracket 31, and the cart connecting seat 32 is used for connecting a cart

The mounting plate 61 is fixedly mounted at the lower end of the speed reduction sheet mounting seat 6, the reset spring 62 is arranged between the mounting plates 61, two ends of the reset spring 62 are respectively connected with the two mounting plates 61, and the elastic force of the reset spring 62 can push the two mounting plates 61 to move and reset, so that the two mounting plates 61 push the speed reduction sheet mounting seat 6 to move and reset to stop speed reduction work.

6 upsides of foretell every speed reduction piece mount pad all are provided with bracing piece 9, there is pivot 8 at the both ends difference fixed mounting of bracing piece 9, pivot 8 rotates and installs inside bracing piece mount pad 7, the surface at speed reduction piece mount pad 6 is installed to bracing piece mount pad 7 that is located the bracing piece 9 lower extreme, the inside surface mounting of speed reduction piece mount pad 6 has the speed reduction piece, the lower surface at lift seat 10 of bracing piece mount pad 7 fixed mounting that is located the bracing piece 9 upper end, can promote bracing piece 9 through bracing piece mount pad 7 during the motion and use both ends pivot 8 to rotate as the centre of a circle, produce the holding power and support speed reduction piece mount pad 6 motion, the outer wall that can two speed reduction piece friction speed reduction dish 4 of concurrent operation slows down, further promote speed reduction efficiency.

The control rod 11 is fixedly arranged on the upper surface of the lifting seat 10, the handle 13 is arranged at the upper end of the control rod 11, and the handle 13 is arranged at the handle part of the trolley, so that the lifting seat is convenient for people to use.

The outer wall of the control rod 11 is slidably provided with a guide seat 12, the guide seat 12 is arranged on the outer surface of the middle shaft mounting rack 31, and the control rod 11 can move by taking an inner hole of the guide seat 12 as a path.

The working principle is as follows:

when the trolley is used, the handle 13 at the top of the control rod 11 is arranged at the handle part of the trolley, when the trolley is decelerated, the control rod 11 and the lifting seat 10 can be pushed to move by pressing the handle 13, the supporting rod 9 is pushed to move by the thrust generated by the lifting seat 10, so that the supporting rod 9 generates thrust, the decelerating sheet mounting seat 6 is pushed to rotate by taking the rotating shaft on the lower surface of the decelerating sheet mounting bracket 5 as the center of circle, so that the decelerating sheet rubs the surface of the decelerating disc 4, the deceleration work can be finished, and the trolley is convenient for workers to use;

after the use is finished, the two mounting plates 61 can be pushed to move and reset by the elastic force of the reset spring 62, so that the two mounting plates 61 push the deceleration strip mounting seats 6 to move and reset, and the deceleration work is terminated.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a handcart wheel mechanism, includes wheel (1), wheel (1) fixed mounting is in the outer lane of wheel hub (2), axis (3) are installed through bearing rotation to the inner circle of wheel hub (2), axis (3) both ends are all installed at axis mounting bracket (31) inboard, its characterized in that: the hub (2) are located the outside fixed mounting of axis (3) and have speed reduction dish (4), the upside of speed reduction dish (4) is provided with speed reduction piece installing support (5), install the inboard surface at axis mounting bracket (31) speed reduction piece installing support (5), speed reduction piece installing support (5) lower surface is rotated through the axis of rotation and is installed two semicircular speed reduction piece mount pads (6), speed reduction piece mount pad (6) set up the outside in speed reduction dish (4).

2. A trolley wheel mechanism as claimed in claim 1, characterized in that the deceleration strip mounting base (6) is fixedly mounted with mounting plates (61) at its lower end, a return spring (62) is arranged between the mounting plates (61), and two ends of the return spring (62) are respectively connected with two mounting plates (61).

3. A trolley wheel mechanism as claimed in claim 2, characterized in that each of the deceleration strip mounting seats (6) is provided with a support rod (9) at the upper side, the two ends of the support rod (9) are respectively fixedly provided with a rotating shaft (8), and the rotating shaft (8) is rotatably mounted inside the support rod mounting seat (7).

4. A cart wheel mechanism according to claim 3, wherein said support bar mounting base (7) at the lower end of the support bar (9) is mounted on the outer surface of the speed reduction plate mounting base (6), the speed reduction plate is mounted on the inner surface of the speed reduction plate mounting base (6), and said support bar mounting base (7) at the upper end of the support bar (9) is fixedly mounted on the lower surface of the lifting base (10).

5. A trolley wheel mechanism according to claim 4, characterized in that the upper surface of the lifting seat (10) is fixedly provided with a control rod (11), and the upper end of the control rod (11) is provided with a handle (13).

6. A trolley wheel mechanism as claimed in claim 5, characterised in that the outer wall of the control rod (11) is slidably fitted with a guide (12), the guide (12) being mounted on the outer surface of the bottom bracket mounting (31).

7. A trolley wheel mechanism as claimed in claim 1, wherein a trolley attachment seat (32) is fixedly mounted to the upper end of the bottom bracket mounting (31), the trolley attachment seat (32) being adapted to be attached to a trolley.