CN218113807U

CN218113807U - Concrete raw material unloader that weighs

Info

Publication number: CN218113807U
Application number: CN202222522619.1U
Authority: CN
Inventors: 宋高展
Original assignee: Guangzhou Yingzhu Concrete Co ltd
Current assignee: Guangzhou Yingzhu Concrete Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-23
Anticipated expiration: 2032-09-21

Abstract

The application relates to a concrete raw material weighing and discharging device which comprises a discharging hopper, wherein a discharging opening for discharging is formed in the bottom of the discharging hopper, a rotating baffle for opening and closing the discharging opening is rotatably arranged at the bottom of the discharging hopper, a fixed shaft is arranged on the side wall of the discharging hopper and is arranged along the length direction of the discharging hopper, and one end of the rotating baffle is rotatably connected with the fixed shaft; the side wall of the discharging hopper is provided with a fixed seat, a locking block is arranged on the fixed seat in a rotating mode, one end, close to the rotating baffle, of the locking block can rotate around the fixed seat until being buckled on the bottom face of the rotating baffle, and a pneumatic telescopic assembly used for driving one end, far away from the rotating baffle, of the locking block to rotate around the fixed seat is arranged on the fixed seat. This application has the effect that the rotating baffle is difficult for rocking, and concrete raw materials is excessive probably to be reduced.

Description

Concrete raw material unloader that weighs

Technical Field

The application relates to the technical field of concrete production equipment, in particular to a concrete raw material weighing and blanking device.

Background

Concrete, referred to as "concrete" for short: refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.

Among the correlation technique, when preparing the concrete, need will weigh earlier the back concrete raw materials and store in lower hopper, the feed opening has been seted up to the bottom of lower hopper, and feed opening department rotates and is provided with the rotation baffle that is used for opening and close the feed opening. When the rotating baffle is manually pulled to rotate to a position where the feed opening is not blocked, the concrete raw materials are fed from the feed opening to the conveying belt, and the conveying belt conveys the concrete raw materials to the stirring equipment for stirring.

However, when the concrete raw material is injected into the discharging hopper in the related art, the impact of the concrete raw material on the rotating baffle easily causes the rotating baffle to shake, so that a gap is generated between the rotating baffle and the discharging opening, and the concrete raw material overflows.

SUMMERY OF THE UTILITY MODEL

In order to improve concrete raw materials among the correlation technique and pour into down when hopper, the rotating baffle rocks easily to make and produce the gap between rotating baffle and the feed opening, lead to the excessive phenomenon of concrete raw materials, this application provides a concrete raw materials unloader that weighs.

The application provides a concrete raw materials unloader that weighs adopts following technical scheme:

a concrete raw material weighing and discharging device comprises a discharging hopper, wherein a discharging opening for discharging is formed in the bottom of the discharging hopper, a rotating baffle for opening and closing the discharging opening is rotatably arranged at the bottom of the discharging hopper, a fixed shaft is arranged on the side wall of the discharging hopper and is arranged along the length direction of the discharging hopper, and one end of the rotating baffle is rotatably connected with the fixed shaft;

the side wall of the discharging hopper is provided with a fixed seat, a locking block is arranged on the fixed seat in a rotating mode, one end, close to the rotating baffle, of the locking block can rotate around the fixed seat until being buckled on the bottom face of the rotating baffle, and a pneumatic telescopic assembly used for driving one end, far away from the rotating baffle, of the locking block to rotate around the fixed seat is arranged on the fixed seat.

Through adopting the above technical scheme, when the rotating baffle lid closes in the feed opening, the one end that utilizes pneumatic flexible subassembly drive locking piece to keep away from rotating baffle rotates around the fixing base, this moment, the fixing base becomes the fulcrum, the one end that the locking piece is close to rotating baffle rotates until the lock in rotating baffle's bottom surface around the fixing base, thereby make the locking piece with rotating baffle locking in the bottom of hopper down, when making concrete raw materials pour into hopper down, the impact that concrete raw materials produced to rotating baffle is difficult for making rotating baffle rock, and then reduce the excessive possibility of concrete raw materials.

Preferably, the pneumatic telescopic assembly comprises a first cylinder hinged to the fixing seat, a cylinder body of the first cylinder is hinged to the fixing seat, and a piston rod of the first cylinder is hinged to one end, far away from the rotating baffle, of the locking block.

Through adopting above-mentioned technical scheme, the one end that rotation baffle was kept away from to the locking piece articulates in the piston rod of first cylinder, utilizes the flexible of the piston rod of the first cylinder of drive to make the locking piece keep away from the one end that rotation baffle can rotate around the fixing base, corresponding, the locking piece is close to the one end that rotation baffle also can rotate around the fixing base. When the locking piece was close to rotating baffle's one end and rotates around the fixing base, when supporting tightly in rotating baffle's bottom surface, the locking piece will rotate the bottom that the baffle locked at hopper down to it is more stable when making the rotor plate lid fit the feed opening, when making concrete raw materials pour into hopper down, the impact that concrete raw materials produced to rotating baffle is difficult for making rotating baffle rock, and concrete raw materials excessive probably reduces.

Preferably, the fixing seat is provided with a plurality of limiting plates for limiting the rotating position of the locking block, and the limiting plates are distributed on two sides of the locking block.

Through adopting above-mentioned technical scheme, the rotational position of locking piece has been restricted in setting up of limiting plate to make the locking piece be difficult for breaking away from the fixing base when rotating around the fixing base, thereby make the locking piece more stable when will rotate the baffle lock and close in hopper down.

Preferably, the side wall of the feeding hopper is provided with a mounting seat, a second cylinder for driving the rotating baffle to rotate around the fixed shaft is hinged to the mounting seat, and a piston rod of the second cylinder is hinged to one side of the rotating baffle.

Through adopting above-mentioned technical scheme, one side of rotating the baffle articulates in the piston rod of second cylinder, utilizes the flexible of the piston rod of drive second cylinder to make the rotating the baffle rotate around the fixed axle when receiving the pulling of the piston rod of second cylinder. When the rotating baffle rotates around the fixed shaft, the rotating baffle opens and closes the feed opening, so that the rotating baffle does not need to be manually stirred to rotate, and the automation degree is higher.

Preferably, the rotating baffle is arranged in an arc shape along the width direction.

Through adopting above-mentioned technical scheme, the rotating baffle that the arc set up makes rotating baffle be difficult for scraping down the hopper when rotating to make rotating baffle more smooth and easy when rotating, and then make rotating baffle quicker when opening and close the unloading.

Preferably, the lateral wall of hopper is provided with and is used for the restriction down rotate the stopper of baffle turned position, rotate the baffle around the fixed axle and rotate when covering in the feed opening, one side butt of rotating the baffle in the stopper.

Through adopting above-mentioned technical scheme, the rotational position that rotates the baffle has been restricted in setting up of stopper, when just in time covering the feed opening just in time just in the commentaries on classics positive baffle, rotates the just in time butt in the stopper in a side border of baffle to make to rotate the baffle and be difficult for rotating excessively when rotating, so that the difficult gap between rotation baffle and the feed opening, and then reduce the excessive possibility of concrete raw materials.

Preferably, a through hole for the fixed shaft to penetrate through is formed in one end of the rotating baffle, a penetrating groove is formed in one end, far away from the blanking hopper, of the fixed shaft, and a pin shaft for blocking the rotating baffle from falling is arranged in the penetrating groove in a penetrating mode.

Through adopting above-mentioned technical scheme, the rotating baffle is located on the fixed axle through the perforation cover to make rotating baffle rotate with the fixed axle and be connected, the setting of round pin axle makes rotating baffle be difficult for dropping when rotating around the fixed axle, and, the setting of round pin axle makes rotating baffle's installation and dismantlement more convenient.

Preferably, the bottom of the rotating baffle is provided with a reinforcing block for increasing the strength of the rotating baffle, and the reinforcing block is arranged along the length direction of the rotating baffle.

Through adopting above-mentioned technical scheme, the rotating baffle that bends easily when the concrete raw materials in the hopper is overweight down sets up the boss in rotating baffle's bottom, and the setting up of boss has strengthened rotating baffle's intensity to make rotating baffle be difficult for bending because of the action of gravity that receives the concrete raw materials.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lateral wall of hopper sets up the fixing base down, rotates on the fixing base and is provided with the locking piece, through the flexible of the piston rod of the first cylinder of drive to make the locking piece keep away from the one end of rotating the baffle and can rotate around the fixing base, the fixing base becomes the fulcrum, and is corresponding, and the locking piece is close to the one end of rotating the baffle and also can rotate around the fixing base. When one end of the locking block, which is close to the rotating baffle, rotates around the fixed seat until the end abuts against the bottom surface of the rotating baffle, the locking block locks the rotating baffle at the bottom of the blanking hopper, so that when concrete raw materials are injected into the blanking hopper, the impact of the concrete raw materials on the rotating baffle is not easy to cause the rotating baffle to shake, and the possibility of overflow of the concrete raw materials is further reduced;

2. the side wall of hopper sets up the mount pad down, articulated second cylinder on the mount pad, and the piston rod of second cylinder articulates one side of rotating the baffle, through the flexible of drive second cylinder piston rod to make rotating the baffle can rotate around the fixed axle, rotating the baffle when rotating around the fixed axle, realize opening and close to the feed opening, thereby make and need not artifical manual stirring and rotate the baffle rotation, degree of automation is higher.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view illustrating the fitting relationship between the second cylinder and the rotary baffle in the present embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic diagram for showing the matching relationship among the first cylinder, the locking piece and the rotating baffle in the embodiment.

Description of reference numerals: 1. a work table; 2. feeding a hopper; 3. a feeding port; 4. a conveyor belt; 5. a vibration motor; 6. a bearing seat; 7. a fixed shaft; 8. rotating the baffle; 81. a connecting portion; 82. a covering part; 9. a reinforcing block; 10. a pin shaft; 11. a mounting seat; 12. a second cylinder; 13. a limiting block; 14. a fixed seat; 15. a limiting plate; 16. a rotating shaft; 17. a locking block; 18. a first cylinder; 19. and a stop block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The utility model provides a concrete raw materials unloader that weighs, refers to fig. 1 and fig. 2, including workstation 1 and the lower hopper 2 of fixed connection in workstation 1 that is used for weighing the concrete raw materials, lower hopper 2 is located the below of workstation 1 to the order is down hopper 2 and is accepted the concrete raw materials after weighing, and the feed opening 3 of the concrete raw materials unloading of being convenient for is seted up to the bottom of lower hopper 2. In this embodiment, the discharging hopper 2 is a square hopper, and the discharging hopper 2 is suspended on the workbench 1 through a steel cable.

Referring to fig. 1 and 2, a conveyer belt 4 is rotatably connected to the ground, the conveyer belt 4 is located below the discharge hopper 2, so that the concrete raw material falls onto the conveyer belt 4 after being discharged from the discharge opening 3, and the conveyer belt 4 conveys the concrete raw material to a mixing device for mixing. The outer side of the discharging hopper 2 is fixedly connected with a vibrating motor 5 for accelerating the discharging of the concrete raw materials from the discharging opening 3.

Referring to fig. 2 and 3, a bearing seat 6 is fixedly connected to the outer side of the lower hopper 2, a fixing shaft 7 is fixedly connected to the bearing seat 6, and the fixing shaft 7 is arranged along the length direction of the lower hopper 2. In this embodiment, the number of the bearing seats 6 is two, the two bearing seats 6 are respectively located on two short sides of the lower hopper 2, and the number of the fixing shafts 7 is correspondingly two.

Referring to fig. 2 and 3, the fixed shaft 7 is rotatably connected with a rotating baffle 8 for opening and closing the feed opening 3, wherein the rotating baffle 8 comprises a connecting portion 81 for connecting the fixed shaft 7 and a cover portion 82 for covering the feed opening 3, the cover portion 82 is arranged along the length direction of the feed hopper 2, and the cover portion 82 is arranged along the longitudinal section in the width direction in an arc shape. In this embodiment, the connection portions 81 and the covering portion 82 are connected and fixed by bolts and nuts, two connection portions 81 are provided, the two connection portions 81 are respectively located at two ends of the covering portion 82, and the two connection portions 81 are connected with the two fixing shafts 7 in a one-to-one correspondence manner.

Referring to fig. 2 and 3, a through hole for the fixing shaft 7 to pass through is formed on the connecting portion 81, and one end of the fixing shaft 7, which is far away from the bearing seat 6, passes through the through hole, so that the fixing shaft 7 is rotatably connected with the rotating baffle 8. A through groove is formed in one end, far away from the bearing seat 6, of the fixing shaft 7, and a pin shaft 10 used for blocking the rotating baffle plate 8 from falling is arranged in the through groove in a penetrating mode. The bottom of the covering part 82 is fixedly connected with a reinforcing block 9 for reinforcing the strength of the rotating plate.

Referring to fig. 2 and 3, an installation seat 11 is fixedly connected to an outer side of the lower hopper 2, and the installation seat 11 is located on a long side of the lower hopper 2. One side of the mounting seat 11 facing the ground is hinged with a second cylinder 12 for driving the rotating baffle 8 to rotate around the fixed shaft 7, a piston rod of the second cylinder 12 extends downwards, and the piston rod of the second cylinder 12 is hinged with the edge of the covering part 82.

Referring to fig. 4, a limiting block 13 for limiting a rotation position of the rotation damper 8 is fixedly connected to an outer side of the lower hopper 2, and the limiting block 13 is located at one side of the connecting portion 81. When the second cylinder 12 drives the rotary baffle 8 to close the feed opening 3, the edge of the connecting part 81 abuts against the limit edge.

Referring to fig. 4, the outer side of the lower hopper 2 is also fixedly connected with a fixing seat 14, and the fixing seat 14 is located on one side of the lower hopper 2 departing from the mounting seat 11. One side of the fixing seat 14 facing the ground is fixedly connected with two oppositely arranged limiting plates 15, and positioning holes are formed in the two limiting plates 15 in a facing mode. The positioning hole is provided with a rotating shaft 16 in a penetrating way, and the rotating shaft 16 penetrates through the positioning hole and is rotatably connected with the limiting plate 15. The rotating shaft 16 is fixedly connected with a locking block 17 for locking the rotating baffle plate 8, and when one end of the locking block 17 far away from the rotating baffle plate 8 rotates downwards around the fixed shaft 7, one end of the locking block 17 close to the rotating baffle plate 8 rotates around the fixed shaft 7 until being buckled on the bottom surface of the rotating plate.

Referring to fig. 4, one side of the fixing seat 14 facing the ground is hinged to a first cylinder 18 for driving the locking block 17 to rotate around the rotating shaft 16, the first cylinder 18 is located between the two limiting plates 15, a piston rod of the first cylinder 18 extends downwards, and the piston rod of the first cylinder 18 is hinged to one end, away from the rotating baffle plate 8, of the locking block 17. Both ends of the rotating shaft 16 are fixedly connected with stop blocks 19, and the two stop blocks 19 are respectively located on two sides of the two limit plates 15 which deviate from each other.

The application has the implementation principle that:

when the concrete raw materials in the lower hopper 2 need to be fed, the piston rod of the first cylinder 18 is driven to retract upwards, so that one end, far away from the rotating baffle plate 8, of the locking block 17 upwards overturns around the fixed shaft 7, and at the moment, one end, close to the rotating baffle plate 8, of the locking block 17 downwards overturns around the fixed shaft 7, so that the locking block 17 is not buckled on the rotating baffle plate 8 any more. And then the piston rod of the second cylinder 12 is driven to retract upwards, so that the piston rod of the second cylinder 12 drives the rotating baffle plate 8 to rotate around the fixed shaft 7 until the rotating baffle plate 8 does not cover the feed opening 3, and at the moment, the feed opening 3 is exposed, so that the concrete raw material stored in the feed hopper 2 is fed from the feed opening 3.

When concrete raw materials do not need to be fed, the piston rod of the second cylinder 12 is driven to extend downwards, so that the piston rod of the second cylinder 12 drives the rotating baffle plate 8 to rotate around the fixed shaft 7 until the rotating baffle plate 8 covers the feeding hole 3, and at the moment, the rotating baffle plate 8 blocks the feeding hole 3, so that the concrete raw materials stop being fed. And then, the second piston rod is driven to extend downwards, so that one end, far away from the rotating baffle plate 8, of the locking block 17 turns downwards around the fixed shaft 7, and at the moment, one end, close to the rotating baffle plate 8, of the locking block 17 turns upwards around the fixed shaft 7, so that the locking block 17 is buckled on the rotating baffle plate 8.

Through locking piece 17 closure rotating baffle 8 to make when concrete raw materials pours into hopper 2 into, the impact that concrete raw materials produced to rotating baffle 8 is difficult for making rotating baffle 8 rock, and then reduces the excessive possibility of concrete raw materials.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete raw materials unloader that weighs, includes hopper (2) down, and feed opening (3) that are used for the unloading are offered to the bottom of hopper (2) down, its characterized in that: the bottom of the blanking hopper (2) is rotatably provided with a rotating baffle (8) for opening and closing the blanking port (3), the side wall of the blanking hopper (2) is provided with a fixed shaft (7), the fixed shaft (7) is arranged along the length direction of the blanking hopper (2), and one end of the rotating baffle (8) is rotatably connected with the fixed shaft (7);

the side wall of the feeding hopper (2) is provided with a fixing seat (14), a locking block (17) is arranged on the fixing seat (14) in a rotating mode, one end, close to the rotating baffle (8), of the locking block (17) can rotate around the fixing seat (14) until being buckled on the bottom face of the rotating baffle (8), and a pneumatic telescopic assembly used for driving one end, far away from the rotating baffle (8), of the locking block (17) to rotate around the fixing seat (14) is arranged on the fixing seat (14).

2. The concrete raw material weighing and blanking device according to claim 1, characterized in that: the pneumatic telescopic assembly comprises a first cylinder (18) hinged to the fixed seat (14), a cylinder body of the first cylinder (18) is hinged to the fixed seat (14), and a piston rod of the first cylinder (18) is hinged to one end, far away from the rotating baffle (8), of the locking block (17).

3. The concrete raw material weighing and blanking device according to claim 1, characterized in that: the fixing seat (14) is provided with a plurality of limiting plates (15) used for limiting the rotating position of the locking block (17), and the limiting plates (15) are distributed on two sides of the locking block (17).

4. The concrete raw material weighing and blanking device according to claim 1, characterized in that: the side wall of the lower hopper (2) is provided with a mounting seat (11), the mounting seat (11) is hinged with a second cylinder (12) which is used for driving the rotating baffle (8) to rotate around the fixed shaft (7), and a piston rod of the second cylinder (12) is hinged to one side of the rotating baffle (8).

5. The concrete raw material weighing and blanking device according to claim 3, characterized in that: the rotating baffle (8) is arranged in an arc shape along the width direction.

6. The concrete raw material weighing and blanking device according to claim 1, characterized in that: the lateral wall of hopper (2) is provided with and is used for the restriction down rotate baffle (8) turned position's stopper (13), when rotating baffle (8) and rotating to covering feed opening (3) around fixed axle (7), the one side butt of rotating baffle (8) in stopper (13).

7. The concrete raw material weighing and blanking device according to claim 5, characterized in that: the one end of rotating baffle (8) is seted up and is used for supplying the perforation that fixed axle (7) run through, the wear groove has been seted up to the one end that hopper (2) were kept away from down in fixed axle (7), wear to be equipped with in the wear groove and be used for blockking round pin axle (10) that rotating baffle (8) dropped.

8. The concrete raw material weighing and blanking device according to claim 1, characterized in that: the bottom of the rotating baffle (8) is provided with a reinforcing block (9) used for increasing the strength of the rotating baffle (8), and the reinforcing block (9) is arranged along the length direction of the rotating baffle (8).