CN206067599U - Carrying cart - Google Patents

Abstract

The utility model discloses a carrier vehicle, which includes a compartment, and a lifting device is arranged in the compartment, and the lifting device includes a lifting plate arranged in the compartment and a screw lifting mechanism for realizing the lifting of the lifting plate; the lifting plate The bottom end is provided with a link locking support mechanism; in the utility model, a lifting device and a link locking support mechanism are provided in the compartment, which can reduce the extrusion of the bottom goods and reduce the damage rate; it is also convenient to place the goods At a high place, it saves the physical strength of personnel; at the same time, it greatly improves the transportation efficiency compared with the traditional transportation compartment.

Description

Carrier

technical field

The utility model relates to a truck for transporting goods, in particular to a carrying vehicle.

Background technique

In recent years, with the establishment of various network platforms such as Taobao and Jingdong, the development of my country's e-commerce industry has shown explosive growth, driving the rapid development of the express delivery industry, and at the same time, the transportation requirements for express delivery will also be increased.

At present, most of the transport vehicles put into production in China adopt the traditional "naked compartment" method, because there are some problems in the transportation process, such as: the space in the compartment is not fully utilized, the transportation efficiency is low; the bottom cargo is squeezed When the pressure is too large, it is easy to cause damage to the object, etc., so that it cannot meet the needs of the current society.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a transport vehicle that improves transportation efficiency, increases space utilization, reduces cargo damage and saves manpower.

In order to achieve the above object, the technical solution adopted by the utility model is:

The carrier vehicle includes a compartment, and a lifting device is provided in the compartment, and the lifting device includes a lifting plate arranged in the compartment and a screw lifting mechanism for realizing the lifting of the lifting plate; the bottom end of the lifting plate is provided There is a connecting rod locking support mechanism.

The screw lifting mechanism includes a main shaft and a motor arranged on the inner side of the top of the carriage, the motor is connected to the first driving gear set on the main shaft; the two ends of the main shaft are respectively provided with second driving gears; There is a lead screw connected with the balls on the lifting plate, and the top end of the lead screw is provided with a driven gear meshing with the second driving gear.

Guide rails are arranged on both sides of the lifting plate in the compartment, and guide grooves matched with the guide rails are provided on the lifting plate.

The connecting rod locking support mechanism includes a chute arranged on the bottom of the lifting plate and a slide button that slides in the chute under the drive of the power mechanism; The baffle plate of the guide groove; the baffle plate is connected with the slide button through a link slider mechanism.

The link-slider mechanism includes a first link hinged to the slide button, a slider hinged to the first link, and a guide groove cooperating with the slider at the bottom end of the lifting plate including a second connecting rod hinged with the slider; including a third connecting rod hinged with the baffle; including a first connecting rod hinged with one end of the second connecting rod and one end of the third connecting rod Four connecting rods; the fourth connecting rod is hinged to the fifth connecting rod located on the lifting plate at an end away from the baffle plate.

The chute is located in the middle of the bottom of the lifting plate, and the connecting rod slider mechanism is a pair, and a pair of connecting rod slider mechanisms are symmetrically arranged on both sides of the chute, and each connecting rod slider mechanism is connected to a bezel.

The power mechanism is a belt transmission mechanism arranged on the bottom of the lifting plate; the slide button is connected to the belt.

The compartment is provided with an upper displacement sensor used for feedback of the lifting plate in place; the top of the guide rail in the compartment is provided with an induction switch or a lower displacement sensor; the motor, power mechanism, upper displacement sensor and induction switch or lower displacement sensor are connected to the control unit.

The lead screw is a first lead screw and a second lead screw respectively arranged on both ends of the lifting plate, the top of the first lead screw is provided with a driven gear meshed with the second drive gear, the second lead screw and the second lead screw The first lead screw is connected through a chain transmission mechanism.

The chain transmission mechanism includes sprockets arranged on the tops of the first lead screw and the second lead screw and a chain connecting the sprockets.

The utility model has the advantages that: the vehicle of the utility model is equipped with a lifting device and a connecting rod locking support mechanism, which can reduce the extrusion of the bottom cargo and reduce the damage rate; it is also convenient to place the cargo on a high At the same time, it greatly improves the transportation efficiency compared with the traditional transportation carriage.

Description of drawings

The following is a brief description of the contents expressed in the accompanying drawings of the utility model specification and the marks in the figures:

Fig. 1 is a schematic front view of the lifting device in the compartment of the carrier vehicle of the present invention.

Fig. 2 is a schematic top view of the lifting device in the compartment of the carrier vehicle of the present invention.

Fig. 3 is a structural schematic diagram of the connecting rod locking support mechanism in the compartment of the carrier vehicle of the present invention.

Fig. 4 is a schematic diagram of the interior structure of the vehicle of the utility model.

The symbols in the above figures are:

1. First drive gear, 2. Motor, 3. Second drive gear, 4. Chain, 5. Sprocket, 6. Lead screw, 7. Lifting plate, 8. Slide button, 9. Chute, 10. Connecting Rod slider mechanism, 11, power mechanism, 12, guide groove, 13, first connecting rod, 14, slide block, 15, second connecting rod, 16, third connecting rod, 17, fourth connecting rod, 18, The fifth connecting rod, 19, baffle plate, 20, guide groove, 21, compartment, 22, guide rail, 23, main shaft, 24, driven gear.

detailed description

The specific implementation of the present utility model will be described in further detail below through the description of the best embodiment with reference to the accompanying drawings.

As shown in Fig. 1-Fig. 4, this kind of transport vehicle comprises compartment 21, is provided with hoisting device in compartment 21, and hoisting device comprises the lifting plate 7 that is arranged in compartment 21 and the lead screw lifting that is used to realize lifting plate 7 lifting. mechanism; the bottom end of the lifting plate 7 is provided with a connecting rod locking support mechanism. The screw lifting mechanism can realize the lifting and lowering of the lifting plate 7, and the link locking support mechanism realizes the support for the lifting plate 7 after the lifting plate 7 is lifted in place; the cargo compartment is divided into two by the lifting plate 7, effectively reducing the Squeeze between the goods; use the lifting device to lift the goods to a high place without manpower, saving manpower; fully increase the overall utilization rate of the compartment 21 and improve the transportation efficiency.

Lead screw lifting mechanism comprises the main shaft 23 and the motor 2 that are located at the top inboard of the compartment 21, the motor 2 is fixed on the compartment 21, the main shaft 23 is fixedly supported by the bearing seat fixed on the compartment 21; The drive gear 1 is connected; the two ends of the main shaft 23 are respectively provided with the second drive gear 3; the carriage 21 is provided with a lead screw 6 connected with the ball on the lifting plate 7, and the top of the lead screw 6 is provided with the second drive gear 3 meshing The driven gear 24. The lead screw 6 cooperates with the balls, and the gear is driven by the motor 2 to realize reliable and stable lifting and lowering of the lifting plate 7 .

Both sides of the lift plate 7 are provided with guide rails 22 in the compartment 21 , and the lift plate 7 is provided with a guide groove 20 cooperating with the guide rails 22 . The guide rails 22 are installed on both sides of the box body, and the cooperation of the guide rails 22 and the guide grooves 20 can make the lifting plate 7 carrying goods rise and fall steadily, thereby improving the reliability of work.

The connecting rod locking support mechanism includes a chute 9 arranged on the bottom of the lifting plate 7 and a slide button 8 sliding in the chute 9 driven by the power mechanism 11; The baffle plate 19 of the guide groove 20; the baffle plate 19 is connected with the slide button 8 through the link slider mechanism 10. Driven by the power mechanism 11 at the bottom of the lifting plate 7, the slide button 8 moves forward in the chute 9, drives the connecting rod slider mechanism 10, and makes the baffle plate 19 rotate to the guide rail 22, and the lifting plate 7 lands on the guide rail 22, realizing support function. In this way, the weight of the entire lifting plate 7 and the goods is borne by the frame of the compartment 21, which can prevent the lifting plate 7 from falling during transportation and increase the safety during transportation. The locking support mechanism of the connecting rod is installed on the bottom of the lifting plate 7, which will not affect the operation of cargo loading and unloading.

The link-slider mechanism 10 includes a first link 13 hinged to the slide button 8, and a slider 14 hinged to the first link 13. The bottom end of the lifting plate 7 is provided with a guide groove 12 cooperating with the slider 14; The second connecting rod 15 hinged with the slide block 14; including the third connecting rod 16 hinged with the baffle plate 19; Rod 17 ; the fourth connecting rod 17 is hinged to the fifth connecting rod 18 located on the end of the lifting plate 7 away from the baffle plate 19 . By adopting the slider 14 and the connecting rod mechanism, the structure of the connecting rod locking support mechanism is reliable, and the stable and reliable locking effect can be improved.

The chute 9 is located at the middle part of the bottom of the lifting plate 7, and the link slider mechanism 10 is a pair, and a pair of link slider mechanisms 10 are symmetrically arranged on both sides of the chute 9, and each link slider mechanism 10 is connected to a Baffle 19. The connecting rod slider mechanism 10 is a pair, correspondingly, the guide groove 12 is a pair arranged on both sides of the chute 9, and the baffle plate 19 is corresponding two, and the structure of the connecting rod locking support mechanism is stable and reliable.

Power mechanism 11 is the belt drive mechanism that is located at the bottom of lifting plate 7; Slide button 8 is connected on the belt. The belt is driven by the pulley connected to the motor, the motor rotates forward, the belt drives the sliding button 8 to move forward in the chute 9, the sliding button 8 drives the connecting rod slider mechanism 10, drives the baffle 19 to rotate, and makes the lifting plate 7 land on the The guide rail 22 is stuck; the motor reverses, the belt drives the slide button 8 to move in the reverse direction in the chute 9, the slide button 8 drives the connecting rod slider mechanism 10, drives the baffle 19 to rotate in the reverse direction, and the baffle 19 returns to the initial position , Lifting plate 7 can move on guide rail 22.

The compartment 21 is provided with an upper displacement sensor for feedback of the lifting plate 7 when it is lifted into place; the top of the guide rail 22 in the compartment 21 is provided with an induction switch or a lower displacement sensor; the motor 2, the power mechanism 11, an upper displacement sensor and an induction switch or a lower displacement sensor are connected to the control unit. The control device is a controller, and the control device, the motor 2, the power mechanism 11, the upper displacement sensor and the induction switch or the lower displacement sensor together realize automatic control, improve operation convenience and work efficiency, and reduce labor intensity.

The lifting plate 7 moves to a fixed position, and after the upper displacement sensor detects it, a feedback signal is sent to the controller. Through the control of the controller, the motor 2 reverses, and the lifting plate 7 moves downward. Simultaneously, the motor of the power mechanism 11 at the bottom of the lifting plate 7 rotates forward, drives the belt to rotate, and makes the slide button 8 connected on the belt move forward in the chute 9; drives the connecting rod slider mechanism 10 to make the baffle plate 19 rotate At the guide rail 22, the control device controls the power mechanism 11 to stop working to realize the supporting function. The top of the guide rail 22 is equipped with an induction switch or a lower displacement sensor. When the lifting plate 7 landed on the top of the guide rail 22, the control device controlled the motor to stop according to the feedback signal of the induction switch or the lower displacement sensor, and the green indicator light was on, indicating a safe landing. The loading process is over.

Leading screw 6 is the first leading screw and the second leading screw that are respectively located on the two ends of lifting plate 7, the top of the first leading screw is provided with the driven gear 24 that meshes with the second driving gear 3, the second leading screw and the second leading screw A threaded screw is connected by a chain transmission mechanism. Both ends of the lifting plate 7 are provided with a first lead screw and a second lead screw. The first lead screw and the second lead screw are connected by a chain transmission mechanism. The lifting plate 7 is reliable and stable under the action of the power transmission of the four lead screws. The rise of the cargo can be achieved steadily and reliably.

Both the second driving gear 3 and the driven gear 24 are bevel gears, so as to realize the reliable and smooth transmission of the driving force. The chain transmission mechanism includes sprockets arranged on the tops of the first lead screw and the second lead screw and a chain connecting the sprockets. The chain transmission realizes the stable transmission of the driving force, so that the force on the four lead screws connected to the lifting plate 7 is balanced, and the lifting plate 7 can be lifted and lowered reliably and stably.

The automatic control lifting process of goods in the carriage of the carrier is as follows:

In the initial state, the lifting plate 7 is at the bottom of the compartment 21; after loading the goods on the lifting plate 7, press the lifting control switch, the motor 2 rotates forward to drive the main shaft 23 to rotate, the second driving gear 3 and the driven gear at both ends of the main shaft 23 24 meshes, drives the lead screw 6 to rotate, and then drives the lifting plate 7 to move upward smoothly along the guide rail 22; At the same time, the control device controls the power mechanism at the bottom of the lifting plate 7 to drive the slide button to move in the chute, and drives the connecting rod slider mechanism to make the baffle rotate to block the guide rail 22, and the power mechanism stops working; after the lifting plate 7 is in place, The control device controls the motor 2 to stop working according to the information fed back by the lower displacement sensor or the inductive switch, so as to realize the locking support of the lifting plate 7 and complete the lifting of the goods;

When the lifting plate 7 needs to be lowered, press the lowering control switch, the control device controls the lifting plate 7 to rise for a certain distance, the control device controls the power mechanism at the bottom of the lifting plate 7 to drive the sliding button to move in the opposite direction in the chute, and drives the connecting rod slider mechanism, so that the baffle plate reversely rotates and moves out of the guide rail 22, and releases the locking support of the lifting plate 7; Motor 2 stops working.

The carrier vehicle of the utility model has the following advantages:

First, it is convenient to lift the goods to a high place, and it is convenient for the operator to load and unload the goods, saving manpower.

The 2nd, make full use of the upper floor space of compartment 21, improve transportation efficiency.

The third is that the lifting plate 7 divides the compartment 21 into two, which reduces the extrusion of the bottom cargo and reduces the damage rate of the cargo.

Fourth, it can realize automatic control and has sufficient simplicity.

Apparently, the specific implementation of the utility model is not limited by the above methods, as long as various insubstantial improvements are made by adopting the method concepts and technical solutions of the utility model, they all fall within the protection scope of the utility model.

Claims (10)

1. carrying cart, including compartment, it is characterised in that：Lifting device is provided with the compartment, the lifting device includes being located at Lifter plate in the compartment and the leading screw hoisting mechanism for realizing lifter plate lifting；The lifter plate bottom is provided with link lock Compact schemes mechanism.

2. carrying cart as claimed in claim 1, it is characterised in that：The leading screw hoisting mechanism includes the master located at compartment top Set first drive gear connection on axle and motor, the motor and the main shaft；The main shaft is respectively arranged at two ends with the second drive Moving gear；The leading screw with set ball connection on lifter plate is provided with the compartment, the leading screw top is provided with and described second The driven gear of drive gear engagement.

3. carrying cart as claimed in claim 2, it is characterised in that：Guide rail is provided with the lifter plate both sides in the compartment, The lifter plate is provided with the guide groove coordinated with guide rail.

4. carrying cart as claimed in claim 3, it is characterised in that：The connecting bar locking supporting mechanism is included located at the lifting Chute and the slider slided in chute in the case where actuating unit drives on plate bottom；Including being located at the lifter plate bottom in power Drive the lower baffle plate that can block guide groove；The baffle plate passes through linkage rod slide block mechanism and the slider connects.

5. carrying cart as claimed in claim 4, it is characterised in that：The linkage rod slide block mechanism includes being hinged with the slider First connecting rod, including the slide block being hinged with the first connecting rod, the lifter plate bottom is provided with the guiding coordinated with the slide block Groove；Including the second connecting rod being hinged with the slide block；Including the third connecting rod with the panel hinge；Including with described second connect The fourth link that bar one end end and third connecting rod one end end are hinged；The fourth link and on the lifter plate away from institute State the 5th rod hinge connection of one end of baffle plate.

6. the carrying cart as described in claim 4 or 5, it is characterised in that：The chute connects in the middle part of the lifter plate bottom Bar slide block mechanism is a pair, and a pair of links slide block mechanism is symmetricly set on the chute both sides, and each linkage rod slide block mechanism is equal One baffle plate of connection.

7. the carrying cart as described in claim 4 or 5, it is characterised in that：The actuating unit is located at the lifter plate bottom On belt gear；The slider is connected on belt.

8. carrying cart as claimed in claim 4, it is characterised in that：It is provided with the compartment and is fed back for lifter plate raising in place Upper displacement sensor；In the compartment, guide rail top is provided with inductive switch or the next displacement sensor；The motor, engine Structure, upper displacement sensor and inductive switch or the next displacement sensor connect with control device.

9. the carrying cart as described in Claims 2 or 3 or 4 or 5 or 8, it is characterised in that：The leading screw is to be respectively arranged on lifter plate The first leading screw and the second leading screw on two ends, the first leading screw top are provided with the driven gear with the engagement of the second drive gear, Second leading screw and first leading screw are connected by chain-drive mechanism.

10. carrying cart as claimed in claim 9, it is characterised in that：The chain-drive mechanism is included located at the first leading screw and The chain of sprocket wheel and connection sprocket wheel at the top of two leading screws.