CN220785813U - Dull and stereotyped small handcart of silence - Google Patents

Abstract

The utility model discloses a mute flat trolley, which belongs to the technical field of trolleys and comprises a bottom plate, wherein an adjusting component is arranged at the top end of the bottom plate and comprises two installation seats, the two installation seats are symmetrically connected to the top end of the bottom plate through bolts, the top ends of the installation seats are hinged with connecting columns, one ends of the installation seats are connected with locking pins in a penetrating manner, one ends of the connecting columns are provided with slots matched with the locking pins, the top ends of the connecting columns are connected with handles in a penetrating manner, an adjusting ring is sleeved outside the handles and is in rotary connection with the connecting columns, the adjusting ring is in threaded connection with the handles, one ends of the handles are connected with connecting plates and handles, the inner side walls of the connecting columns are connected with limiting blocks, one ends of the handles are provided with limiting grooves, and the limiting blocks are in sliding connection with the limiting grooves. The utility model has the beneficial effects that the height of the handle can be conveniently and automatically adjusted by a user, the flexibility of the equipment is improved, the user experience is improved, the safety of the equipment is improved, and the service life of the equipment is prolonged.

Description

Dull and stereotyped small handcart of silence

Technical Field

The utility model relates to the technical field of trolleys, in particular to a mute flat trolley.

Background

In order to transport bulk cargos, it is necessary to use a cargo carrying tool such as a cart to improve the convenience and efficiency of transporting cargos, and the cart series is designed to be portable and easy to carry, so that the cart series is widely used for short-distance transportation in warehouses, manufacturing factories, department stores, logistics centers, freight stations or during delivery.

The utility model of China patent application No. CN201921311086.4 discloses a silence shallow that storage commodity circulation was used, including the automobile body bottom plate, the automobile body bottom plate is the rectangular plate body structure that the level was placed, the front end of automobile body bottom plate bottom surface has first shock attenuation wheelset through screw fixed mounting, has the shock attenuation backing plate between first shock attenuation wheelset and the automobile body bottom plate, and the rear end of automobile body bottom plate bottom surface is connected with the second shock attenuation wheelset through plane bearing rotation, and first shock attenuation wheelset is the same with the structure of second shock attenuation wheelset, and first shock attenuation wheelset contains a groove support and supporting shoe, and the top of elastic expansion link is connected through the round pin axle at the both ends of groove support. According to the utility model, the first damping wheel set and the second damping wheel set both comprise two sets of elastic telescopic rods which are diagonally arranged, so that in the use process, the balanced buffering and damping can be realized for the force from the front, the force from the rear and the force from the top, and the noise generated by impact is reduced.

The device realizes the angle adjustment of the push-pull handle through the elastic lock rod and the angle positioning teeth, but the elastic lock rod is summarized in the operation process and can be subjected to the action of vibration to jump, so that the push-pull handle is loosened, the length of the push-pull handle is relatively fixed, and the user using experience of different heights can be different.

Disclosure of Invention

The utility model aims to provide a mute flat trolley for solving the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a dull and stereotyped dolly of silence, includes the bottom plate, the top of bottom plate is provided with adjusting part, adjusting part includes two mount pads, two the mount pad passes through bolt symmetry to be connected in the top of bottom plate, the top of mount pad articulates there is the spliced pole, the one end through-connection of mount pad has the locking pin, the slot with locking pin assorted is seted up to the one end of spliced pole, the top through-connection of spliced pole has the handle, the outside cover of handle is equipped with the adjusting ring, the adjusting ring rotates with the spliced pole to be connected, adjusting ring and handle threaded connection, the one end of handle is connected with connecting plate and grab handle, the inside wall of spliced pole is connected with the stopper, the spacing groove has been seted up to the one end of handle, stopper and spacing groove sliding connection.

Further, one end of the locking pin is connected with a magnet, and the inner side wall of the mounting seat is correspondingly connected with a magnet.

Further, the bottom of adjusting ring is connected with the sliding block, the annular slide rail with sliding block assorted is seted up on the top of spliced pole, the sliding block is sliding connection with the annular slide rail of spliced pole.

Further, the cross sections of the connecting column annular sliding rail and the sliding block are all T-shaped.

Further, the bottom of bottom plate is equally divided and is connected with a plurality of dampers, and every the bottom of damper is connected with silence bearing wheel.

Furthermore, the outside of bottom plate cladding has round elasticity gum cover, the corner of elasticity gum cover is handled the fillet.

The utility model provides a mute flat trolley through improvement, which has the following improvement and advantages compared with the prior art:

the method comprises the following steps: according to the utility model, through the arrangement of the connecting column, the handle and the adjusting ring and the cooperation of the limiting block and the limiting groove, the axial limiting of the handle is realized, the adjusting function of the relative height of the handle is realized, the user can conveniently and automatically adjust the height of the handle, the flexibility of the device is improved, and the user experience is improved.

And two,: according to the utility model, through the arrangement of the elastic rubber sleeve, the acting force applied to the equipment during collision is reduced, the damage probability of the equipment is reduced, the injury to personnel during collision with the equipment is reduced, the safety of the equipment is improved, and the service life of the equipment is prolonged.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side sectional view of the present utility model;

fig. 3 is an enlarged schematic view of the area a in fig. 2.

Reference numerals illustrate: 1. a bottom plate; 2. a damper; 3. mute bearing wheels; 4. an adjustment assembly; 41. a mounting base; 42. a locking pin; 43. a connecting column; 44. an adjusting ring; 45. a handle; 46. a connecting plate; 47. a grab handle; 48. a sliding block; 49. a limiting block; 410. a limit groove; 5. an elastic rubber sleeve.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in detail with reference to fig. 1 to 3, and it is obvious that the described embodiments 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.

The utility model provides a mute flat trolley through improvement, as shown in figures 1-3, which comprises a bottom plate 1, wherein the top end of the bottom plate 1 is provided with an adjusting component 4, the adjusting component 4 comprises two mounting seats 41, the two mounting seats 41 are symmetrically connected with the top end of the bottom plate 1 through bolts, the top ends of the mounting seats 41 are hinged with connecting columns 43, one ends of the mounting seats 41 are connected with locking pins 42 in a penetrating way, one ends of the connecting columns 43 are provided with slots matched with the locking pins 42, one ends of the locking pins 42 are connected with magnets, the inner side walls of the mounting seats 41 are correspondingly connected with magnets, thereby avoiding the locking pins 42 from loosening under the action of vibration force by utilizing the attraction of the magnets, the top ends of the connecting columns 43 are connected with handles 45 in a penetrating way, the outer parts of the handles 45 are sleeved with adjusting rings 44 which are connected with the connecting columns 43 in a rotating way, the bottom end of the adjusting ring 44 is connected with a sliding block 48, the top end of the connecting column 43 is provided with an annular sliding rail matched with the sliding block 48, the sliding block 48 is in sliding connection with the annular sliding rail of the connecting column 43, so that the free rotation of the adjusting ring 44 is realized by utilizing the arrangement of the annular sliding rail and the sliding block 48, the annular sliding rail of the connecting column 43 and the section of the sliding block 48 are all in T-shaped arrangement, the sliding block 48 and the annular sliding rail which are arranged in T-shaped arrangement are utilized to avoid random loosening of the adjusting ring 44, the adjusting ring 44 is in threaded connection with a handle 45, one end of the handle 45 is connected with a connecting plate 46 and a grab handle 47, the inner side wall of the connecting column 43 is connected with a limiting block 49, one end of the handle 45 is provided with a limiting groove 410, the limiting block 49 is in sliding connection with the limiting groove 410, the bottom end of the bottom plate 1 is equally connected with a plurality of dampers 2, the bottom of every attenuator 2 is connected with silence bearing wheel 3 to utilize the silence bearing of attenuator 2 and silence bearing wheel 3, reduce wheel pivoted noise, and utilize attenuator 2 to realize shock-absorbing function at rugged highway section, reach the purpose of making an uproar, the outside cladding of bottom plate 1 has round elastic gum cover 5, the corner of elastic gum cover 5 is handled to the fillet, thereby utilizes the setting of elastic gum cover 5, reduces equipment collision effort, and reduces the collision injury to personnel.

Working principle: when the device is used, a user can rotate the adjusting ring 44 according to the difference of the height of the user, the limiting block 49 and the limiting groove 410 are utilized to limit the axial direction of the connecting column 43, so that the handle 45 is vertically displaced along with the screw thread driving acting force generated by the rotation of the adjusting ring 44, the relative height of the handle 45 is adjusted until the relative height is adjusted to the comfortable height of the user, then the handle 47 is held to push the device to advance, the device utilizes the mute bearing in the mute bearing wheel 3 to reduce the rotating noise of the wheel in the pushing process, and utilizes the setting of the damper 2 to absorb the acting force generated by bumping the cart on the rugged road section, reduce the noise generated by collision, and simultaneously utilize the setting of the elastic rubber sleeve 5 to reduce the acting force received by the device during collision and reduce the collision injury to personnel.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A dull and stereotyped dolly of silence, its characterized in that: including bottom plate (1), the top of bottom plate (1) is provided with adjusting part (4), adjusting part (4) are including two mount pads (41), two mount pad (41) are through bolt symmetry connection in the top of bottom plate (1), the top of mount pad (41) articulates there is spliced pole (43), the one end through-connection of mount pad (41) has locking pin (42), the slot with locking pin (42) assorted is seted up to the one end of spliced pole (43), the top through-connection of spliced pole (43) has handle (45), the outside cover of handle (45) is equipped with adjusting ring (44), adjusting ring (44) are connected with spliced pole (43) rotation, adjusting ring (44) and handle (45) threaded connection, the one end of handle (45) is connected with connecting plate (46) and grab handle (47), the inside wall of spliced pole (43) is connected with stopper (49), limit groove (410) have been seted up to the one end of handle (45), stopper (49) and limit groove (410) sliding connection.

2. A muted flatbed trolley as claimed in claim 1, characterized in that: one end of the locking pin (42) is connected with a magnet, and the inner side wall of the mounting seat (41) is correspondingly connected with a magnet.

3. A muted flatbed trolley as claimed in claim 1, characterized in that: the bottom of adjusting ring (44) is connected with sliding block (48), annular slide rail with sliding block (48) assorted is seted up on the top of spliced pole (43), sliding block (48) are sliding connection with spliced pole (43) annular slide rail.

4. A muted flatbed trolley as claimed in claim 3, characterized in that: the cross sections of the annular slide rail and the slide block (48) of the connecting column (43) are all T-shaped.

5. A muted flatbed trolley as claimed in claim 1, characterized in that: the bottom of the bottom plate (1) is equally connected with a plurality of dampers (2), and the bottom of each damper (2) is connected with a mute bearing wheel (3).

6. A muted flatbed trolley as claimed in claim 1, characterized in that: the outer part of the bottom plate (1) is coated with a circle of elastic rubber sleeve (5), and corners of the elastic rubber sleeve (5) are rounded.