CN112406995A

CN112406995A - Automatic load and unload handcart of gravel and sand

Info

Publication number: CN112406995A
Application number: CN202011226394.4A
Authority: CN
Inventors: 刘增丰
Original assignee: Dongguan Zhaoyi Information Technology Co ltd
Current assignee: Dongguan Zhaoyi Information Technology Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-02-26

Abstract

The invention discloses a trolley for automatically loading and unloading sand and stone, which comprises a sand loading box, wherein a sand loading cavity with an upward opening is arranged in the sand loading box, a sand unloading mechanism is arranged in the sand loading cavity and comprises a sand unloading motor fixedly connected with the inner wall of the left side of the sand loading cavity, a sand unloading motor shaft in rotary connection is arranged on the sand unloading motor, a sand unloading driving wheel in fixed connection is arranged on the sand unloading motor shaft, a sand unloading conveying belt in friction rotary connection is arranged on the sand unloading driving wheel, and a sand unloading driven shaft in fixed connection is arranged at the lower side of the sand loading box. The whole process does not need manual participation, and the labor and the time are saved.

Description

Automatic load and unload handcart of gravel and sand

Technical Field

The invention relates to the field of engineering carts, in particular to a cart capable of automatically loading and unloading sand and stones.

Background

The handcart is a manually pushed and pulled carrying vehicle, is mainly used for loading, unloading and carrying sand and stones on a construction site, can be widely applied to the construction site because the handcart is low in manufacturing cost, simple to maintain, convenient to operate and light in self weight, can work in places where motor vehicles are inconvenient to use, and is very convenient for carrying lighter objects in a short distance.

Disclosure of Invention

The invention aims to provide a trolley capable of automatically loading and unloading sand and stones, and the trolley can be used for overcoming the problems of loading and unloading the sand and stones manually and the like.

The invention is realized by the following technical scheme.

The invention relates to a trolley for automatically loading and unloading sand and stone, which comprises a sand loading box, wherein a sand loading cavity with an upward opening is arranged in the sand loading box, a sand unloading mechanism is arranged in the sand loading cavity and comprises a sand unloading motor fixedly connected with the inner wall of the left side of the sand loading cavity, a sand unloading motor shaft which is rotatably connected is arranged on the sand unloading motor, a sand unloading driving wheel which is fixedly connected is arranged on the sand unloading motor shaft, a sand unloading conveying belt which is in friction rotation connection is arranged on the sand unloading driving wheel, a sand unloading driven shaft which is fixedly connected is arranged on the lower side of the sand loading box, a sand unloading driven wheel which is in rotation connection is arranged on the sand unloading driven shaft, the sand unloading driven wheel is in friction rotation connection with the sand unloading conveying belt, a stone falling port is arranged on the inner wall of the left side of the sand loading cavity, a separating block which is fixedly connected is arranged on the inner wall of the rear, the sand discharging switch comprises a sieve plate fixing block, a sieve plate fixing chute, a sieve plate fixing spring, a sand discharging switch rotating shaft, a sand discharging switch rotating wheel, a sand discharging switch rotating shaft, a sand discharging switch sliding block spring, a sand discharging switch sliding block spring, a sand discharging, a sand unloading switch sliding block which is connected in a sliding manner is arranged in the sand unloading switch sliding chute, the sand unloading switch sliding block is fixedly connected with a sand unloading sliding block spring, a sand unloading switch rotating shaft which is connected in a rotating manner is arranged on the sand loading box, a baffle fixing block with a leftward opening is arranged on the sand loading box, a baffle supporting spring which is connected in a fixed manner is arranged in the baffle fixing block, and a sand unloading baffle which is connected in a sliding manner is arranged in the baffle fixing block;

the sand filling cavity is internally provided with a sand filling mechanism at the same time, the sand filling mechanism comprises a sand digging rotating plate which is rotatably connected with the sand filling box, the sand digging rotating plate is provided with a fixedly connected motor fixing block, the motor fixing block is provided with a fixedly connected sand digging motor, the motor fixing block is provided with a fixedly connected fixing connecting block, the fixing connecting block is provided with a fixedly connected sand digging longitudinal fixing block, the sand digging motor is provided with a rotatably connected sand digging rotating shaft, the sand digging rotating shaft is provided with a fixedly connected sand digging rotating wheel, the sand digging rotating wheel is provided with a rotatably connected sand digging transverse sliding block, the sand digging transverse sliding block is provided with a sand digging sliding groove, the sand digging sliding groove is internally provided with a slidably connected sand digging longitudinal sliding block, the sand digging longitudinal sliding block is slidably connected with the sand digging longitudinal fixing block, the upside of the sand digging transverse sliding block is provided with a fixedly connected sand digging fixing block, the sand raking device is characterized in that a sand raking fixing chute with a downward opening is arranged in the sand raking fixing block, a sand raking supporting spring which is fixedly connected with the inner wall of the upper side of the sand raking fixing chute is arranged on the inner wall of the upper side of the sand raking fixing chute, a sand raking supporting slide block which is connected in a sliding mode is arranged in the sand raking fixing chute, the sand raking supporting slide block is fixedly connected with the sand raking supporting spring, and a sand raking plate which is fixedly connected with the lower end face of the sand rak.

Preferably, the sand charging mechanism further comprises a lifting driven shaft fixedly connected with the inner wall of the rear side of the sand charging cavity, the lifting driven shaft is provided with a lifting driven shaft in rotating connection, the lifting driven wheel is provided with a lifting belt in friction rotating connection, the sand scraping rotating plate is provided with a belt moving groove with a left opening, the belt moving groove is internally provided with a belt moving spring in fixed connection, the belt moving groove is internally provided with a moving motor in sliding connection, the moving motor is provided with a lifting driving shaft in rotating connection, the lifting driving shaft is in friction rotating connection with the lifting belt, the moving motor is simultaneously provided with a conveying driven shaft in rotating connection, the conveying driven shaft is provided with a conveying driven wheel in fixed connection, and the conveying driven wheel is provided with a conveying belt in friction rotating connection, a conveying belt fixing block which is fixedly connected is arranged in the belt moving groove, a conveying belt tightening spring which is fixedly connected is arranged at the lower side of the conveying belt fixing block, the conveying belt tightening spring is fixedly connected with the moving motor, a conveying driving shaft which is fixedly connected is arranged on the conveying belt fixing block, a conveying driving wheel which is rotatably connected is arranged on the conveying driving shaft, the conveying driving wheel is in frictional and rotating connection with the conveying belt, a baffle plate supporting chute with a forward opening is arranged on the inner wall of the rear side of the sand containing cavity, a belt tightening spring which is fixedly connected is arranged in the baffle plate supporting chute, a belt tightening sliding block which is in sliding connection is simultaneously arranged in the baffle plate supporting chute, the belt tightening sliding block is fixedly connected with the belt tightening spring, a belt tightening shaft which is rotatably connected is arranged on the belt tightening sliding block, and a belt tightening wheel which is fixedly connected is arranged on the belt tightening, the belt tightening wheel is connected with the lifting belt in a friction rotation mode.

The invention has the beneficial effects that: according to the sand unloading device, the cart is placed at the front end of sand, the baffle plate is rotated, the sand and the stone are conveyed into the cart through sand raking and the conveying belt, screening is carried out, fine sand and the stone are separated, after the cart is filled, the cart is pushed to a designated place, the baffle plate is drawn out, sand unloading work is carried out by using the weight of the sand, manual participation is not needed in the whole process, and manpower and time are saved.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the embodiment of the present invention in the direction of A-A in FIG. 1;

FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B shown in FIG. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-3, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The cart for automatically loading and unloading sand and stone, which is described in conjunction with the attached drawings 1-3, comprises a sand loading box 10, a sand loading cavity 11 with an upward opening is arranged in the sand loading box 10, a sand unloading mechanism 80 is arranged in the sand loading cavity 11, the sand unloading mechanism 80 comprises a sand unloading motor 20 fixedly connected with the inner wall of the left side of the sand loading cavity 11, a sand unloading motor shaft 22 rotatably connected with the sand unloading motor 20 is arranged on the sand unloading motor 20, a sand unloading driving wheel 21 fixedly connected with the sand unloading motor shaft 22 is arranged on the sand unloading driving wheel 21, a sand unloading conveying belt 23 rotatably connected with the sand unloading driving wheel 21 is arranged on the sand unloading driving wheel 21, a sand unloading driven shaft 24 fixedly connected with the sand unloading driven shaft 24 is arranged on the sand unloading driven shaft 25, the sand unloading driven wheel 25 is rotatably connected with the sand unloading conveying belt 23 in a friction manner, a falling stone block 15 is arranged on the inner wall of the left side of the sand loading cavity 11, a separating block 38 fixedly connected, the sand-discharging switch comprises a separation block 38, a sieve plate fixing block 17 which is rotatably connected is arranged on the separation block 38, a sieve plate fixing chute 18 with a left opening is arranged on the sieve plate fixing block 17, a sieve plate fixing spring 19 which is fixedly connected is arranged in the sieve plate fixing chute 18, a sieve sand plate 16 which is slidably connected is arranged in the sieve plate fixing chute 18, the sieve sand plate 16 is fixedly connected with the sieve plate fixing spring 19, the sieve sand plate 16 is slidably connected with the left side of a sand box 10, a fixedly connected stone collecting box 12 is arranged on the left end face of the sand box 10, an upward opening stone collecting cavity 13 is arranged on the stone collecting box 12, a fixedly connected sand-discharging switch rotating shaft 33 is arranged on the sand box 10, a fixedly connected sand-discharging switch rotating wheel 34 is arranged on the sand-discharging switch rotating shaft 33, a rotatably connected sand-discharging switch plate 32 is arranged on the sand-discharging switch rotating shaft 33, a left opening sand-discharging switch chute 30, a sand unloading slide block spring 31 fixedly connected with the right end face of the sand unloading switch slide groove 30 is arranged in the sand unloading switch slide groove 30, a sand unloading switch slide block 29 in sliding connection is arranged in the sand unloading switch slide groove 30, the sand unloading switch slide block 29 is fixedly connected with the sand unloading slide block spring 31, a sand unloading switch rotating shaft 33 in rotating connection is arranged on the sand loading box 10, a baffle fixing block 28 with a leftward opening is arranged on the sand loading box 10, a baffle supporting spring 67 in fixed connection is arranged in the baffle fixing block 28, and a sand unloading baffle plate 27 in sliding connection is arranged in the baffle fixing block 28;

the sand filling cavity 11 is internally provided with a sand filling mechanism 81 at the same time, the sand filling mechanism 81 comprises a sand digging rotating plate 77 which is rotatably connected with the sand filling box 10, the sand digging rotating plate 77 is provided with a fixedly connected motor fixing block 72, the motor fixing block 72 is provided with a fixedly connected sand digging motor 54, the motor fixing block 72 is provided with a fixedly connected fixing connecting block 71, the fixing connecting block 71 is provided with a fixedly connected sand digging longitudinal fixing block 57, the sand digging motor 54 is provided with a rotatably connected sand digging rotating shaft 56, the sand digging rotating shaft 56 is provided with a fixedly connected sand digging rotating wheel 55, the sand digging rotating wheel 55 is provided with a rotatably connected sand digging transverse sliding block 58, the sand digging transverse sliding block 58 is provided with a sand digging sliding groove 61, the sand digging sliding groove 61 is internally provided with a sliding connected sand digging longitudinal sliding block 60, the sand digging longitudinal sliding block 60 is in sliding connection with the sand digging longitudinal fixing block 57, the upper side of the sand raking transverse sliding block 58 is provided with a fixedly connected sand raking fixed block 62, the sand raking fixed block 62 is internally provided with a sand raking fixed chute 63 with a downward opening, the inner wall of the upper side of the sand raking fixed chute 63 is provided with a fixedly connected sand raking supporting spring 64, the sand raking fixed chute 63 is internally provided with a slidably connected sand raking supporting sliding block 65, the sand raking supporting sliding block 65 is fixedly connected with the sand raking supporting spring 64, and the lower end surface of the sand raking supporting sliding block 65 is provided with a fixedly connected sand raking plate 66.

Beneficially, the sand charging mechanism 81 further comprises a lifting driven shaft 36 fixedly connected with the inner wall of the rear side of the sand charging cavity 11, the lifting driven shaft 36 is provided with a lifting driven shaft 36 connected in a rotating manner, the lifting driven wheel 35 is provided with a lifting belt 37 connected in a rotating manner in a friction manner, the sand scraping rotating plate 77 is provided with a belt moving groove 41 with a leftward opening, the belt moving groove 41 is provided with a belt moving spring 42 connected in a fixed manner, the belt moving groove 41 is provided with a moving motor 43 connected in a sliding manner, the moving motor 43 is provided with a lifting driving shaft 44 connected in a rotating manner, the lifting driving shaft 44 is provided with a lifting driving shaft 45 connected in a rotating manner, the lifting driving shaft 45 is connected in a friction manner with the lifting belt 37 in a rotating manner, the moving motor 43 is simultaneously provided with a conveying driven shaft 46 connected in a rotating manner, and the, the conveying driven wheel 47 is provided with a conveying belt 53 in friction rotation connection, the belt moving groove 41 is internally provided with a conveying belt fixing block 48 in fixed connection, the lower side of the conveying belt fixing block 48 is provided with a conveying belt tightening spring 50 in fixed connection, the conveying belt tightening spring 50 is fixedly connected with the moving motor 43, the conveying belt fixing block 48 is provided with a conveying driving shaft 51 in fixed connection, the conveying driving shaft 51 is provided with a conveying driving wheel 52 in rotation connection, the conveying driving wheel 52 is in friction rotation connection with the conveying belt 53, the inner wall of the rear side of the sand loading cavity 11 is provided with a baffle supporting chute 68 with a forward opening, the baffle supporting chute 68 is internally provided with a belt tightening spring 69 in fixed connection, the baffle supporting chute 68 is internally provided with a belt tightening slide block 70 in sliding connection at the same time, and the belt tightening slide block 70 is fixedly connected with the belt tightening spring 69, the belt tightening sliding block 70 is provided with a belt tightening shaft 40 which is rotatably connected, the belt tightening shaft 40 is provided with a belt tightening wheel 39 which is fixedly connected, and the belt tightening wheel 39 is in frictional and rotating connection with the lifting belt 37.

In the initial state, the sand-discharging slider spring 31 is in a compressed state, the sand-discharging switch plate 32 is in a horizontal state, the belt moving spring 42 and the conveying belt tightening spring 50 are both in a normal state, the sand-raking support spring 64 is in a normal state, and the sieve plate fixing chute 18 is in a normal state.

Application method

When the sand-digging rotary plate 77 is rotated, the sand-digging rotary plate 77 drives the moving motor 43 to rotate, the moving motor 43 drives the lifting driving shaft 44 to rotate, the lifting driving shaft 44 drives the lifting driving shaft 45 to rotate, the lifting belt 37 is gradually tightened due to the increased distance between the lifting driving shaft 45 and the lifting driven wheel 35, the belt tightening wheel 39 drives the belt tightening slide block 70 to move upwards due to the gradual tightening of the lifting belt 37, the belt tightening slide block 70 is simultaneously driven by the belt tightening wheel 39 to move upwards due to the gradual tightening of the lifting belt 37, the moving motor 43 moves downwards along the belt moving groove 41, the distance between the conveying belt fixing block 48 and the moving motor 43 is increased, the conveying belt 53 is tightened, and the sand-digging rotary plate 77 drives the motor fixing block 72 to rotate, the motor fixing block 72 drives the sand raking motor 54 to rotate, the motor fixing block 72 drives the fixed connecting block 71 to rotate, the fixed connecting block 71 drives the sand raking longitudinal fixing block 57 to rotate, the sand raking longitudinal fixing block 57 drives the sand raking fixing block 62 to rotate, when the sand raking rotating plate 77 is in a horizontal state, the sand raking fixing block 62 and the sand raking plate 66 are in a vertical state, at this time, the sand raking motor 54 is started, the sand raking motor 54 drives the sand raking rotating shaft 56 to rotate, the sand raking rotating shaft 56 drives the sand raking rotating wheel 55 to rotate, the sand raking rotating wheel 55 drives the sand raking rotating wheel to move leftwards, and meanwhile, as the sand raking longitudinal sliding block 60 slides on the sand raking longitudinal fixing block 57, the sand raking longitudinal sliding block 60 slides downwards, the sand raking longitudinal sliding block 60 drives the sand raking transverse sliding block 58 to slide downwards, the sand raking transverse sliding block 58 drives the sand raking fixing block 62 to slide downwards, meanwhile, the sand raking transverse sliding block 58 drives the sand raking fixing block 62 to move leftwards, at the moment, the sand raking plate 66 is in contact with a sand-stone pile, the sand raking fixing block 62 drives the sand raking plate 66 to move downwards and then slide leftwards, sand and stones can be dug on the sand raking rotating plate 77, at the moment, the moving motor 43 is started, the moving motor 43 drives the conveying driven shaft 46 to rotate, the conveying driven shaft 46 drives the conveying driven wheel 47 to rotate, the conveying driven wheel 47 drives the conveying belt 53 to rotate, at the same time, the moving motor 43 drives the lifting driving shaft 44 to rotate, the lifting driving shaft 44 drives the lifting driving shaft 45 to rotate, the lifting driving shaft 45 drives the lifting belt 37 to rotate, and the sand conveyed to the sand raking rotating plate 77 is conveyed to the sand screening belt 53 through the lifting belt 37 and the conveying belt 53 On the plate 16. And due to the screening function of the sand screening plate 16, larger stones are left on the sand screening plate 16, and fine sand falls on the sand discharge conveyor belt 23. And due to the inclination angle of the sand sieving plate 16, the sand and stones on the sand sieving plate 16 gradually fall into the stone block collecting cavity 13 by gravity, are collected, and fine sand gradually falls into the sand loading cavity 11 and gradually increases, when the sand loading cavity 11 is gradually filled with sand, the moving motor 43 is turned off, so that the lifting belt 37 and the conveying driving wheel 52 no longer transport sand and stones, the sand raking motor 54 is turned off, and the sand raking rotating plate 77 is rotated, so that the sand raking rotating plate 77 returns to the initial position, after the whole equipment is conveyed to the manufacturing position, the sand unloading baffle 27 is pulled out, the sand unloading baffle 27 no longer shields sand and stones, and the sand unloading motor 20 is started, the sand unloading motor 20 drives the sand unloading motor shaft 22 to rotate, the sand unloading motor shaft 22 drives the sand unloading driving wheel 21 to rotate, the sand unloading driving wheel 21 drives the sand unloading conveying belt 23 to rotate, meanwhile, due to the action of gravity, the sand unloading switch plate 32 is opened, the sand unloading function can be achieved, and due to the conveying function of the sand unloading conveying belt 23, all sand and stones in the sand loading cavity 11 can be conveyed to the sand unloading switch sliding groove 30 until the sand unloading is completed, and the whole movement process is finished.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic load and unload handcart of gravel and sand, includes the sandbox, its characterized in that: a sand loading cavity with an upward opening is arranged in the sand loading box, a sand unloading mechanism is arranged in the sand loading cavity and comprises a sand unloading motor fixedly connected with the inner wall of the left side of the sand loading cavity, a sand unloading motor shaft rotationally connected with the sand unloading motor is arranged on the sand unloading motor, a sand unloading driving wheel fixedly connected with the sand unloading motor shaft is arranged on the sand unloading motor shaft, a sand unloading conveying belt rotationally connected with the sand unloading driving wheel in a friction manner is arranged on the sand unloading driving wheel, a sand unloading driven shaft fixedly connected with the sand loading box is arranged on the lower side of the sand loading box, a sand unloading driven wheel rotationally connected with the sand unloading driven wheel is arranged on the sand unloading driven shaft, the sand unloading driven wheel is rotationally connected with the sand unloading conveying belt in a friction manner, a stone falling port is arranged on the inner wall of the left side of the sand loading cavity, a separation block fixedly connected with the inner wall of the rear, a sieve plate fixing spring is fixedly connected with the sieve plate fixing chute, a sieve sand plate is slidably connected with the sieve plate fixing chute, the sieve sand plate is fixedly connected with the sieve plate fixing spring, the sieve sand plate is slidably connected with the left side of the sand box, the left end surface of the sand box is provided with a fixedly connected stone collecting box, the stone collecting box is provided with a stone collecting cavity with an upward opening, the sand box is provided with a fixedly connected sand unloading switch rotating shaft, the sand unloading switch rotating shaft is provided with a fixedly connected sand unloading switch rotating wheel, the sand unloading switch rotating shaft is provided with a rotatably connected sand unloading switch plate, the left side of the sand unloading switch plate is provided with a sand unloading switch chute with a leftward opening, the right end surface of the sand unloading switch chute is provided with a fixedly connected sand unloading slider spring, and the sand unloading switch chute is internally provided with a slidably connected sand unloading switch slider, the sand unloading switch sliding block is fixedly connected with the sand unloading sliding block spring, a sand unloading switch rotating shaft which is connected in a rotating mode is arranged on the sand loading box, a baffle fixing block with a leftward opening is arranged on the sand loading box, a fixedly connected baffle supporting spring is arranged in the baffle fixing block, and a sand unloading baffle which is connected in a sliding mode is arranged in the baffle fixing block;

2. A trolley for automatically loading and unloading gravel and sand as claimed in claim 1, wherein: the sand loading mechanism also comprises a lifting driven shaft fixedly connected with the inner wall of the rear side of the sand loading cavity, the lifting driven shaft is provided with a lifting driven shaft which is rotatably connected, the lifting driven wheel is provided with a lifting belt which is rotatably connected in a friction manner, the sand scraping rotating plate is provided with a belt moving groove which is provided with a left opening, the belt moving groove is internally provided with a belt moving spring which is fixedly connected, the belt moving groove is internally provided with a moving motor which is connected in a sliding manner, the moving motor is provided with a lifting driving shaft which is rotatably connected, the lifting driving shaft is rotatably connected with the lifting belt in a friction manner, the moving motor is simultaneously provided with a conveying driven shaft which is rotatably connected, the conveying driven shaft is provided with a conveying driven wheel which is, a conveying belt fixing block which is fixedly connected is arranged in the belt moving groove, a conveying belt tightening spring which is fixedly connected is arranged at the lower side of the conveying belt fixing block, the conveying belt tightening spring is fixedly connected with the moving motor, a conveying driving shaft which is fixedly connected is arranged on the conveying belt fixing block, a conveying driving wheel which is rotatably connected is arranged on the conveying driving shaft, the conveying driving wheel is in frictional and rotating connection with the conveying belt, a baffle plate supporting chute with a forward opening is arranged on the inner wall of the rear side of the sand containing cavity, a belt tightening spring which is fixedly connected is arranged in the baffle plate supporting chute, a belt tightening sliding block which is in sliding connection is simultaneously arranged in the baffle plate supporting chute, the belt tightening sliding block is fixedly connected with the belt tightening spring, a belt tightening shaft which is rotatably connected is arranged on the belt tightening sliding block, and a belt tightening wheel which is fixedly connected is arranged on the belt tightening, the belt tightening wheel is connected with the lifting belt in a friction rotation mode.