CN109625120B

CN109625120B - Commodity circulation dolly shifter

Info

Publication number: CN109625120B
Application number: CN201811597746.XA
Authority: CN
Inventors: 尤丹雷
Original assignee: Accuservice Technology Jiangsu Co ltd
Current assignee: Accuservice Technology Jiangsu Co ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-07-24
Anticipated expiration: 2038-12-26
Also published as: CN109625120A

Abstract

The invention discloses a logistics trolley mover which comprises a support body, wheels and a connecting assembly, wherein the wheels are installed at the bottom of the support body, the connecting assembly is installed on the support body, a cross bar is arranged at the bottom of the support body, the wheels are arranged at the left end and the right end of the cross bar, and the connecting assembly is perpendicular to the cross bar. The dull and stereotyped edge of commodity circulation dolly is equipped with passive connecting piece, like the pull ring, and coupling assembling's tip is equipped with the initiative connecting piece, like the drag hook, and initiative connecting piece and passive connecting piece cooperation, operator pulling stake body, commodity circulation dolly shifter drags the commodity circulation dolly removes, because commodity circulation dolly shifter acts on the flat board of material dolly, and the goods on the flat board can not be relative dull and stereotyped displacement, guarantees cargo transportation's stability.

Description

Commodity circulation dolly shifter

Technical Field

The invention relates to the technical field of logistics, in particular to logistics equipment.

Background

And the logistics trolley bears the goods. For convenient loading and unloading, the logistics trolley is similar to a flat car and comprises a flat plate and rollers arranged at the four corners of the flat plate. The goods is placed above that, and the person of carrying out acts on the goods, and the goods is walked along with the commodity circulation dolly, so, the person of carrying out acts on the goods for a long time, and relative displacement can take place for goods and commodity circulation dolly, leads to the goods to topple.

Disclosure of Invention

The technical problems solved by the invention are as follows: the flat-plate logistics trolley is conveniently moved, and the relative displacement between the flat-plate logistics trolley and the loaded goods is avoided.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a commodity circulation dolly shifter, includes stake body, wheel and coupling assembling, the bottom at stake body is installed to the wheel, coupling assembling installs on stake body, and stake body's bottom is equipped with a whippletree, and the left end and the right-hand member at the whippletree are established to the wheel, coupling assembling perpendicular to the whippletree.

The dull and stereotyped edge of commodity circulation dolly is equipped with passive connecting piece, like the pull ring, and coupling assembling's tip is equipped with the initiative connecting piece, like the drag hook, and initiative connecting piece and passive connecting piece cooperation, operator pulling stake body, commodity circulation dolly shifter drags the commodity circulation dolly removes, because commodity circulation dolly shifter acts on the flat board of material dolly, and the goods on the flat board can not be relative dull and stereotyped displacement, guarantees cargo transportation's stability.

Wheels are arranged at the left end and the right end of the transverse bar of the logistics trolley mover, so that the logistics trolley mover can be randomly changed in direction when moving, and the flexibility of goods transported by the logistics trolley mover is improved.

The wheels are preferably universal wheels, vertical rods are arranged on the cross bars, and handles are arranged on the vertical rods. The operator acts on the handle and drags the logistics trolley mover.

Drawings

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of a logistics trolley mover;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic view of a transmission mechanism;

FIG. 5 is an exploded view of FIG. 4;

FIG. 6 is a schematic view of the drive mechanism of FIG. 5 from below in an exploded view;

fig. 7 is a schematic view of the transmission mechanism of fig. 4 viewed from above.

The symbols in the drawings illustrate that:

10. a transmission mechanism; 11. a base plate; 112. an upper disc; 113. a lower disc; 114. a connecting member; 12. a drive shaft; 13. a driven shaft; 14. a nose assembly; 140. the component is stirred; 141. a sleeve; 142. a poke rod; 143. an adjusting screw; 15. a turntable; 150. a concave structure; 161. a driving gear; 162. a transfer gear; 163. an internal gear; 171. a brake gear; 172. unlocking the lock; 173. a brake shaft; 174. a stopper;

20. a wheel;

30. horizontal bars; 31. installing a frame; 32. a vertical rod;

41. a fixing member; 410. a lug for hinge joint; 42. a movable part; 43. fixing the plate; 44. a hinge pin;

51. a handle; 52. a switching disc; 53. a connector mounting hole;

60. and a transmission mechanism mounting part fixedly connecting the fixed plate 43 and the lower disc part 113 of the base disc 11.

Detailed Description

The following detailed description refers to fig. 1-7.

The utility model provides a commodity circulation dolly shifter, includes stake body, wheel 20 and coupling assembling, the bottom at the stake body is installed to the wheel, coupling assembling installs on the stake body, and the bottom of stake body is equipped with a whippletree 30, is equipped with montant 32 on the whippletree 30, is equipped with the handle on the montant. The wheel is established at the left end and the right-hand member of whippletree, and coupling assembling level sets up and perpendicular to the whippletree.

The bottom of the bar 30 is provided with a mounting frame 31 in which the connecting assembly is detachably mounted. The detachable installation can be threaded connection, specifically, the connecting assembly is provided with a threaded hole, the mounting frame is provided with a through hole, and the threaded fastener stretches into the through hole and is in threaded connection with the threaded hole of the connecting assembly to realize detachable connection of the connecting assembly and the mounting frame. The detachable connection facilitates the storage and the transportation of the moving of the logistics trolley.

The connecting assembly comprises a fixed part 41 connected with the cross bar 30 and a movable part 42 hinged with the fixed part, the end part of the movable part is provided with a connecting piece which can be connected with the logistics trolley, when the logistics trolley mover is idle, the movable part turns upwards and leans against the support body, and the logistics trolley mover is furled and is convenient to store.

The end of the connecting assembly, i.e. the end of the movable part 42, is provided with a connecting piece switching mechanism, which comprises a transmission mechanism 10, a handle 51, a switching disc 52 and a plurality of connecting pieces.

The transmission mechanism comprises a base plate 11, a driving shaft 12 and a driven shaft 13; the driving shaft is arranged at the bottom of the base plate and is connected with the power transfer assembly, the power transfer assembly is connected with the protruding assembly 14, and the power transfer assembly drives the protruding assembly to do circular rotary motion with a motion track; the driven shaft is arranged at the top of the base plate, a turntable 15 is arranged on the driven shaft, and a concave structure 150 is arranged on the turntable; the rotation center of the protruding component deviates from the rotation center of the turntable; the top of the protruding component is provided with a toggle component 140, and the toggle component rotating along with the protruding component can be matched with the concave structure.

The operating principle of the transmission mechanism 10 is as follows. The driving shaft 12 is driven, the power transfer component drives the protruding component to move, and when the distance between the protruding component 14 and the rotating disk 15 is short, the toggle component 140 is matched with the concave structure 150 and drives the rotating disk and the driven shaft to synchronously rotate with the rotating disk and the driven shaft. When the protruding component and the rotary disc are gradually far away from each other, the shifting component is separated from the concave structure, the protruding component continuously rotates, and the rotary disc and the driven shaft are static.

The power transfer assembly comprises a driving gear 161, a transfer gear 162 and an internal gear 163; the internal gear is pivoted on the base plate 11, the driving gear is installed on the driving shaft 12, the protruding assembly 14 is installed on the outer side wall of the internal gear, and the driving gear drives the internal gear to rotate through the transfer gear.

The base plate 11 comprises an upper plate 112 and a lower plate 113, and the upper plate and the lower plate are connected through a connecting piece 114; the internal gear 163 is pivoted on the upper disc 112 and is located between the upper disc and the lower disc; the internal gear 163 includes a pivoting portion pivoted to the upper disc member and a gear portion engaged with the transfer gear; the protruding assembly 14 is installed on the outer side wall of the inner gear, and the driving gear 161 and the transfer gear 162 are installed on the upper disc; the lower disc 113 is fixedly connected to an end of the movable member 42.

The toggle assembly 140 includes a sleeve 141 mounted on the nose assembly 14, a toggle rod 142 inserted in the sleeve, a spring sleeved on the toggle rod and located in the sleeve, and an adjusting screw 143 screwed on the sleeve and abutting against the tail end of the toggle rod. The adjusting screw can adjust the elasticity of the spring, and further adjust the resistance of the poke rod 142 to stretch in the sleeve. When the poking assembly is matched with the concave structure, the poking rod extends into the concave structure, and the poking rod extending into the concave structure stretches and retracts to a certain extent along with the rotation of the turntable.

The toggle assembly 140 performs an annular rotation motion, and since the rotation center of the protrusion assembly deviates from the rotation center of the turntable, the toggle assembly can be clamped into the groove and abut against the side wall of the groove, so as to drive the turntable to rotate and then separate from the groove. The poking assembly is matched with the groove to be separated from the groove, and the turntable rotates for a fixed angle.

The transmission mechanism is provided with a braking device. The braking means includes a braking gear 171 mounted on the driven shaft 13, a braking assembly mounted on the base plate 11, and an unlocking member 172 mounted on the protrusion assembly 14. The brake assembly comprises a brake shaft 173 arranged on the base plate, a brake piece 174 arranged on the brake shaft, and a torsion spring connecting the brake shaft and the brake piece, wherein under the action of the torsion spring, the head end of the brake piece can be clamped into the tooth valley of the brake gear; the unlocking piece can act on the tail end of the braking piece to enable the braking piece to rotate, and the head end of the braking piece is enabled to be separated from the braking gear. When the toggle assembly 140 is engaged with the recess of the rotary disk 15, the unlocking member 172 actuates the stopper 174 to be out of contact with the stopper gear 171, so that the driven shaft 13 is in a free state. The brake device can lock the driven shaft in a stationary state.

The driving shaft 12 is connected with the handle 51, the switching disk 52 is installed on the driven shaft 13, a plurality of connecting pieces are installed on the switching disk, and the plurality of connecting pieces are uniformly distributed along the circumferential direction of the switching disk, that is, along the circumferential direction, the angular distances of two adjacent connecting pieces in the plurality of connecting pieces are equal. The connecting piece can be any part for connecting the movable part 42 with the logistics trolley, such as a large-size draw hook for connecting a large-size draw buckle on the logistics trolley; such as a small-size draw hook, which is used for connecting a small-size draw buckle on the logistics trolley; such as a screw rod, is used for connecting a screw hole on the logistics trolley.

The end of the connecting assembly, i.e. the end of the movable part 42, is provided with a fixed plate 43, the transmission mechanism 10 is mounted at the bottom of the fixed plate, the fixed plate is provided with a handle hole, and the handle 51 is pivoted in the handle hole and connected with the driving shaft 12. The handle is manually operated to drive the driving shaft to rotate.

In actual operation, the logistics trolley is provided with a passive connection structure such as a pull buckle and a screw hole, the connection piece of the logistics trolley mover is a corresponding pull hook and a corresponding screw rod, the logistics trolleys are different in size and model, the passive connection structure is also different in size and model, and in order to enable the logistics trolley mover to be suitable for various logistics trolleys, the logistics trolley mover is provided with connection pieces of various models, and the connection pieces are uniformly distributed on the switching disc 52 along the circumferential direction.

When the corresponding connecting piece needs to be called, the handle 51 is manually operated, the driving shaft 12 rotates, the driven shaft 13 is driven to rotate for a fixed angle, for example, the driven shaft rotates for 90 degrees every time, the driven shaft drives the switching disc 52 to rotate for a fixed angle, and because the angle distances of adjacent connecting pieces are equal, after the switching disc 52 rotates for a fixed angle or a plurality of fixed angles, the required connecting piece can arrive at a corresponding position, in the position, the connecting piece is in the same straight line with the movable part 42 and the fixed part 41, the connecting piece is matched with the passive connecting structure of the logistics trolley, and the logistics trolley mover can drag the logistics trolley and the goods on the logistics trolley.

The reason for the present invention using the transmission mechanism 10 is that: the manual handle 51 is difficult to rotate the driving shaft 12 by a precise angle, but the driving shaft 12 with an inaccurate rotation angle can enable the driven shaft 13 to rotate by a precise angle, such as 90 degrees, each time, so that the situation that the connecting piece driven by the driven shaft and rotated is in the same straight line with the connecting assembly is ensured, and the situation that the connecting piece or the connecting assembly is damaged because the connecting piece and the connecting assembly are not in the same straight line when the mover drags the logistics trolley is avoided.

The braking device of the transmission 10 is able to effectively brake the driven shaft 13, and thus the corresponding coupling element, in a stable position.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.

Claims

1. The utility model provides a commodity circulation dolly shifter, includes stake body, wheel (20) and coupling assembling, the wheel is installed in the bottom of stake body, coupling assembling installs on stake body, its characterized in that: a cross bar (30) is arranged at the bottom of the support body, wheels are arranged at the left end and the right end of the cross bar, and the connecting component is perpendicular to the cross bar;

the end part of the connecting component is provided with a connecting piece switching mechanism, and the connecting piece switching mechanism comprises a transmission mechanism (10), a handle (51), a switching disc (52) and a plurality of connecting pieces;

the transmission mechanism comprises a base plate (11), a driving shaft (12) and a driven shaft (13); the driving shaft is arranged at the bottom of the base plate and is connected with the power transfer assembly, the power transfer assembly is connected with the protruding assembly (14), and the power transfer assembly drives the protruding assembly to do circular rotary motion with a motion track; the driven shaft is arranged at the top of the base plate, a turntable (15) is arranged on the driven shaft, and a concave structure (150) is arranged on the turntable; the rotation center of the protruding component deviates from the rotation center of the turntable; a toggle assembly (140) is arranged at the top of the protruding assembly, and the toggle assembly rotating along with the protruding assembly can be matched with the concave structure;

the basal disc is fixed at the end of the connecting assembly, the driving shaft is connected with the handle, the switching disc is installed on the driven shaft, the connecting pieces are installed on the switching disc, and the connecting pieces are evenly distributed in the circumferential direction of the switching disc.

2. The logistics trolley mover of claim 1, wherein: the bottom of whippletree (30) is equipped with installing frame (31), coupling assembling detachably installs in the installing frame.

3. The logistics trolley mover of claim 1, wherein: the connecting assembly comprises a fixed part (41) connected with the cross bar (30) and a movable part (42) hinged with the fixed part.

4. The logistics trolley mover of claim 1, wherein: the end part of the connecting component is provided with a fixed plate (43), the transmission mechanism (10) is installed at the bottom of the fixed plate, a handle hole is formed in the fixed plate, and the handle (51) is pivoted in the handle hole and connected with the driving shaft (12).

5. The logistics trolley mover of claim 1, wherein: the horizontal bar (30) is provided with a vertical bar (32) which is provided with a handle.