CN107777126B - Convertible article carrying platform - Google Patents

Abstract

The invention discloses a convertible loading platform, comprising a loading platform, a hoarding, a hoisting lifting mechanism, a platform expansion mechanism, a frame and a control mechanism, the hoarding lifting mechanism is used for lifting the hoarding, the The platform expansion mechanism is used to expand the loading platform, the enclosure is located around the loading platform, and the control mechanism is arranged on the frame to control the enclosure lifting mechanism and the platform expansion mechanism, so as to lift the enclosure or expand the load platform. This platform can change the carrying form, adapt to packages of different specifications, and can be used in conjunction with express delivery trolleys.

Description

Convertible loading platform

technical field

The invention relates to the field of logistics transportation, in particular to a convertible loading platform.

Background technique

In recent years, with the rapid development of e-commerce, a large number of express parcels need to be sorted and sorted in storage and transportation. Auxiliary mechanical devices such as carrying trolleys are often used to reduce the labor intensity of operators. Traditionally placed on the carrying trolley Due to its fixed size and lack of enclosures, it is difficult to meet the delivery needs of express packages of various sizes, and small express packages are easy to scatter during delivery. Therefore, there is an urgent need to design a convertible loading platform with a variable bearing mode to meet the transportation needs of express parcels of various commonly used sizes.

Contents of the invention

The present invention aims at the deficiencies of the prior art, and provides a convertible load-carrying platform with a variable load-bearing form, which can be used in conjunction with express parcel carrying trolleys.

In order to achieve the above purpose, a convertible loading platform designed by the present invention is special in that it includes a loading platform, an expansion board, a coaming, a coaming lifting mechanism, a platform expansion mechanism, a frame and a control mechanism , the coaming lifting mechanism is used to lift the coaming, the platform expansion mechanism is used to expand the loading platform, the coaming is located around the loading platform, and the control mechanism is arranged on the frame to control the coaming Lifting mechanism and platform extension mechanism to raise the hoarding or extend the load platform.

Further, the object loading platform is provided with two layers, and the upper layer is a structure that can be expanded around.

Furthermore, the upper layer and the lower layer of the loading platform are equal in size, and the upper layer is formed by splicing four small pieces.

Still further, the hoarding lifting mechanism is provided with four sets, respectively connected to the four sides of the hoarding, and the hoarding lifting mechanism includes a first connecting rod, a first slider, a second connecting rod, a second sliding One end of the first connecting rod is connected to the inner surface of the enclosure, and the other end is connected to the first slider. The bottom of the frame is provided with a chute that matches the first slider. board column, the second slider is connected to the hoarding column, one end of the second connecting rod is connected to the first slider, and the other end is connected to the second slider, and the control mechanism is used in conjunction with the second slider , used to control the lifting of the hoarding.

Still further, there are four sets of the platform expansion mechanism, the platform expansion mechanism includes a third slider, a third connecting rod, a fourth slider and a fourth connecting rod, one end of the third connecting rod is connected to the corresponding The upper loading platform is connected, and the other end is connected with the third slider. The lower layer of the loading platform is provided with a chute for the third connecting rod to slide, and the bottom of the frame is provided with a chute matching with the third slider. , the inside of the frame is provided with a display panel column, the fourth slider is connected to the display panel column, one end of the fourth connecting rod is connected to the third slider, and the other end is connected to the fourth slider. The control mechanism is used in conjunction with the fourth slider to control the unfolding and retracting of the upper loading platform.

Still further, the control mechanism includes an operating rod, the lower end of the operating rod extends into the inside of the frame, and the lower end of the operating rod is evenly distributed with four positioning teeth, and the second slider and the fourth slider are both located at the positioning position. On the circumference where the teeth are located, and are respectively located on both sides of the positioning teeth, the second slider is provided with positioning grooves that cooperate with the positioning teeth, and the fourth slider is also provided with positioning grooves that cooperate with the positioning teeth.

Furthermore, the coaming lifting mechanism is designed with a dead point, and the platform expansion mechanism is also designed with a dead point, and the mechanism is locked when the connecting rod moves to the dead point.

The advantages of the present invention are:

1. The bearing form of the platform can be conveniently switched by operating the control mechanism located in the center of the platform;

2. The platform can meet the carrying requirements of various types of express parcels under normal and deformed forms, and solves the problem of easy scattering of small parcels during transportation;

3. The platform mechanism is smart and simple in design, light in weight and low in manufacturing cost, and can be used in conjunction with various types of carrying trolleys.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is a structural schematic diagram of a hoarding lifting mechanism of the present invention;

Fig. 3 is a schematic structural diagram of the platform expansion mechanism of the present invention;

Fig. 4 is a structural schematic diagram of the conversion operating lever of the present invention;

Fig. 5 is a morphological diagram of the positioning tooth control process of the present invention.

In the figure: loading platform 1, upper loading platform 1.1, lower loading platform 1.2, hoarding 2, hoarding lifting mechanism 3, first connecting rod 3.1, first slider 3.2, second connecting rod 3.3, second Slider 3.4, first positioning groove 3.41, platform extension mechanism 4, third slider 4.1, third connecting rod 4.2, fourth sliding block 4.3, second positioning groove 4.31, fourth connecting rod 4.4, third connecting rod 4.2 , frame 5, hoarding column 5.1, display panel column 5.2, control mechanism 6, conversion operating rod 6.1, positioning tooth 6.2.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the present invention will be described in further detail:

Based on the express industry standard, express parcels are wrapped in cartons. The specific size series include: No. 1 carton, size 530×290×370mm, No. 2 carton, size 530×230×290mm, No. No. 4, size 350×190×230mm, carton No. 5, size 290×170×190mm, carton No. 6, size 260×150×180mm, carton No. 7, size 230×130×160mm, carton No. 8, size 210× 110×140mm, No. 9 carton, size 195×105×135mm, No. 10 carton, size 175×95×115mm, No. 11 carton, size 145×85×105mm, No. 12 carton, size 130×80×90mm. In the industry, cartons No. 1 to No. 3 are often classified as large-sized express parcels, cartons No. 4 to 8 are classified as medium-sized express parcels, and cartons No. 9 to 12 are classified as large-sized express parcels. A convertible load-carrying platform designed by the present invention can be adapted to carry the above-mentioned large, medium-sized and small-sized express parcels, and is used in conjunction with the carrying trolley, which is beneficial to the transfer and delivery of express parcels in the warehouse.

The structure of the convertible loading platform for express parcel delivery designed by the present invention is as shown in Figure 1 to Figure 5. The frame 5 and the control mechanism 6 are composed, the hoarding lifting mechanism 3 is used to lift the hoarding 2, the platform expansion mechanism 4 is used to expand the loading platform 1, the hoarding 2 is surrounded by four sides, and is arranged around the loading platform 1; The control mechanism 6 is arranged on the frame 5, and is used for controlling the panel lifting mechanism 3 and the platform expansion mechanism 4, so as to lift the panel 2 or expand the loading platform 1.

Wherein, the loading platform 1 is provided with two layers, and the size of the two layers is equal, wherein, the upper loading platform 1.1 is a structure that can be expanded around. Preferably, the upper loading platform 1.1 is equal in size to the lower loading platform 1.2, and the upper loading platform 1.1 is formed by splicing four small pieces, which is convenient for unfolding.

The hoarding lifting mechanism 3 is provided with four sets, which are respectively connected to the four surfaces of the hoarding 2. The hoarding lifting mechanism 3 includes a first connecting rod 3.1, a first slider 3.2, a second connecting rod 3.3, and a second slider 3.4 , one end of the first connecting rod 3.1 is connected to the inner surface of the enclosure 2, and the other end is connected to the first slider 3.2. A coaming column 5.1 is provided, the second slider 3.4 is connected to the coaming column 5.1, one end of the second connecting rod 3.3 is connected with the first slider 3.2, and the other end is connected with the second slider 3.4, the control mechanism 6 is connected with the second The slide block is used together to control the up-and-down sliding of the second slide block 3.4 to drive the movement of the entire hoarding lifting mechanism, thereby controlling the lifting of the hoarding.

Platform expansion mechanism 4 is provided with four sets, and platform expansion mechanism 4 comprises the 3rd slider 4.1, the 3rd connecting rod 4.2, the 4th slider 4.3 and the 4th connecting rod 4.4, and the third connecting rod 4.2 one end is connected with the corresponding upper loading The platform 1.1 is connected, and the other end is connected with the third slider 4.1. The lower loading platform 1.2 is provided with a chute for the third connecting rod 4.2 to slide, and the bottom of the frame 5 is provided with a chute cooperating with the third slider 4.1. The inside of the frame 5 is provided with a display panel column 5.2, the fourth slider 4.3 is connected to the display panel column 5.2, one end of the fourth connecting rod 4.4 is connected to the third slider 4.1, and the other end is connected to the fourth slider 4.3. The control mechanism 6 It is used in conjunction with the fourth slider 4.3 to control the up and down movement of the fourth slider 4.3 to drive the operation of the entire platform expansion mechanism, thereby controlling the unfolding and retracting of the upper loading platform 1.1.

The control mechanism 6 includes a conversion operation rod 6.1, the lower end of the conversion operation rod 6.1 extends into the frame, the lower end of the conversion operation rod 6.1 is evenly distributed with four positioning teeth 6.2, the second slider 3.4 and the fourth slider 4.3 are located on the positioning teeth 6.2 On the circumference where it is located, and arranged alternately, the positioning teeth 6.2 are located between the second slider and the fourth slider 4.3, the second slider 3.4 is provided with a first positioning groove 3.41 that cooperates with the positioning teeth 6.2, and the fourth slider 4.3 is also provided with a second positioning groove 4.31 that cooperates with the positioning tooth 6.2. As shown in Figure 5, ①, ②, ③ respectively represent the coaming lifting form, the platform expansion form and the normal form, the transformation operation lever 6.1 is located at the central axis of the platform, and the positioning tooth 6.2 is rotated to the positions ① and ② by the transformation operation lever 6.1 , ③ respectively correspond to the coaming lifting form, platform expansion form and normal form. In this design, the positioning tooth 6.2 is designed as a square positioning tooth, which can better cooperate with the positioning groove.

The rod material in the present invention is preferably an aluminum alloy material, which has the compression resistance required by the present invention.

The present invention provides the above-mentioned convertible loading platform for express parcel delivery, and its working mode is as follows:

In the normal state of the platform, the surrounding boards do not lift, the expansion board does not protrude, and the positioning tooth 6.2 is located at position ③, which can be used for conveying common medium-sized express parcels; if it is necessary to convey small-sized express parcels, lift the change operation lever 6.1 , rotate it to the position ①, when the hoisting plate lifting mechanism rotates the conversion operation lever 6.1 to the position ①, the positioning tooth 6.2 at the lower end of the conversion operation rod cooperates with the first positioning groove 3.41 on the second slider 3.4, and presses down Change the operation lever 6.1, move the change operation lever 6.1 down to push the second slider 3.4 downward, and the second slider 3.4 drives the first slider 3.2 to slide outward along the chute through the second connecting rod 3.3 until the whole structure reaches the stop point , the surrounding panels 2 constrain each other and move up with the first connecting rod 3.1 at the same time to form a surrounding fence, which can be used to carry 4 to 8 small-sized express packages. After use, the surrounding fence can be pressed down or lifted up to transform The operating lever 6.1 returns the platform to its normal configuration. If it is necessary to transport large-sized express packages, lift the conversion operating lever 6.1 and rotate it to position ②, the positioning tooth 6.2 cooperates with the second positioning groove 4.31 on the fourth slider, and then press down, the upper loading platform 1.1 Extends out and expands the load-carrying area. It is suitable for the delivery of large-scale express packages. After use, lift up the transformation lever 6.1 to return the platform to its normal form.

The form of the convertible loading platform designed by the present invention can be conveniently switched by operating the control mechanism located in the center of the platform; the platform can meet the carrying requirements of various types of express parcels in the normal form and the deformed form, and solves the problem of small items. The problem of easy scattering of parcels during conveying; and the design of the platform mechanism is smart and simple, light in weight and low in manufacturing cost, and can be used in conjunction with various types of carrying trolleys.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention within.

Claims (6)

1. a kind of convertible article carrying platform, it is characterised in that: including article carrying platform (1), coaming plate (2), coaming plate lifting mechanism (3), platform extension mechanism (4), rack (5) and control mechanism (6), the coaming plate lifting mechanism (3) are described for going up and down coaming plate For platform extension mechanism (4) for extending article carrying platform (1), the coaming plate (2) is located at article carrying platform surrounding, the control mechanism (6) be arranged on the rack, for controlling coaming plate lifting mechanism (3) and platform extension mechanism (4), thus be lifted coaming plate (2) or It extends article carrying platform (1)；The platform extension mechanism (4) is provided with four sets, for controlling four pieces of upper layer article carrying platforms (1.1) Expansion, the platform extension mechanism (4) include third sliding block (4.1), third connecting rod (4.2), Four-slider (4.3) and the 4th company Bar (4.4), described third connecting rod (4.2) one end are connected with corresponding upper layer article carrying platform (1.1), the other end and third sliding block (4.1) it connects, the lower layer of the article carrying platform (1) is provided with the sliding slot for third connecting rod (4.2) sliding, rack (5) bottom Portion is provided with the sliding slot with third sliding block (4.1) cooperation, and the rack (5) is internally provided with panel column (5.2), and the described 4th Sliding block (4.3) is connected on panel column (5.2), and described fourth link (4.4) one end is connected on third sliding block (4.1), separately One end is connected on Four-slider (4.3), and the control mechanism (6) is used cooperatively with Four-slider (4.3), for controlling upper layer The expansion and gathering of article carrying platform (1.1).

2. convertible article carrying platform according to claim 1, it is characterised in that: the article carrying platform (1) is provided with two Layer, upper layer is the structure that can be unfolded around.

3. convertible article carrying platform according to claim 2, it is characterised in that: the upper layer of the article carrying platform (1) with Lower layer is equal in magnitude, and upper layer is spliced by four fritters.

4. convertible article carrying platform according to claim 3, it is characterised in that: coaming plate lifting mechanism (3) setting There are four sets, be connected on (2) four faces of coaming plate, the coaming plate lifting mechanism (3) includes first connecting rod (3.1), the first cunning Block (3.2), second connecting rod (3.3), the second sliding block (3.4), described first connecting rod (3.1) one end are connect with coaming plate (2) medial surface, The other end is connect with the first sliding block (3.2), and rack (5) bottom is provided with the sliding slot with the first sliding block (3.2) cooperation, described Rack (5) is internally provided with coaming plate column (5.1), and second sliding block (3.4) is connected on coaming plate column (5.1), and described Two connecting rods (3.3) one end is connect with the first sliding block (3.2), and the other end is connect with the second sliding block (3.4), the control mechanism (6) It is used cooperatively with the second sliding block, for controlling the lifting of coaming plate.

5. convertible article carrying platform according to claim 4, it is characterised in that: the control mechanism (6) includes transformation Rack (5) inside is protruded into operating stick (6.1), map function bar (6.1) lower end, and map function bar (6.1) lower end is equal There are four positioning tooth (6.2), second sliding block (3.4) and Four-slider (4.3) to be respectively positioned on the circle where positioning tooth (6.2) for cloth Zhou Shang, and be alternately arranged respectively, the first locating slot with positioning tooth (6.2) cooperation is provided on second sliding block (3.4) (3.41), the second locating slot (4.31) with positioning tooth (6.2) cooperation is also equipped on the Four-slider (4.3).

6. convertible article carrying platform according to claim 5, it is characterised in that: coaming plate lifting mechanism (3) design There is stop, the platform extension mechanism (4) is also configured with stop.