CN219098076U

CN219098076U - Powdery material conveying device

Info

Publication number: CN219098076U
Application number: CN202223589408.6U
Authority: CN
Inventors: 邱少波; 陈晓文; 郑金鑫; 徐嘉宾
Original assignee: Beijing Oriental Yuhong Waterproof Technology Co Ltd
Current assignee: Beijing Oriental Yuhong Waterproof Technology Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-30
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a powdery material conveying device, which relates to the technical field of material conveying, and comprises: the inner tube and the outer tube are annular, the outer tube is sleeved on the outer side of the inner tube, an annular cavity is formed between the inner tube and the outer tube, and an annular through groove is formed in the tube wall of the inner tube along the axis direction of the inner tube; the first baffles and the second baffles are respectively arranged in the annular cavity and the inner tube, the peripheries of the first baffles and the second baffles are respectively provided with balls, and each first baffle is connected with one second baffle through a connecting rod penetrating through the annular through groove; the driving structure is used for driving the first baffle to move along the annular chamber and driving the second baffle to move in the inner pipe; the feeding port and the discharging port are respectively arranged on the upper side and the lower side of the inner pipe; the problems that in the prior art, a screw conveyor is used for conveying powdery materials, abrasion is serious, and feeding precision is poor are solved.

Description

Powdery material conveying device

Technical Field

The utility model belongs to the technical field of material conveying, and particularly relates to a powdery material conveying device.

Background

In the production process of the modified asphalt waterproof coiled material, powdery additives are required to be added into a batching kettle, the existing adding tool in factories is an unsealed pipeline with a screw rod, which is also called a screw conveyor, and the powdery additives flowing into the pipeline are fed into the batching kettle. However, in the actual production process, the following problems exist: 1. friction exists between the screw rod and the pipeline, the bottom of the pipeline is extremely easy to damage and crack, so that powdery additives are leaked, material waste is caused, and production is required to be slowed down or stopped in the process of repairing the pipeline, so that the production efficiency is seriously affected; 2. the existing screw rod feeding mode is easy to cause that powdery additives in a pipeline are trapped, and the powdery additives cannot completely enter a batching kettle, so that batching accuracy is affected, and product performance is fluctuated.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, provides a powdery material conveying device, and solves the problems that a screw conveyor is adopted to convey powdery materials in the prior art, abrasion is serious and feeding precision is poor.

In order to achieve the above object, the present utility model provides a powdery material conveying device including:

the inner tube and the outer tube are annular, the outer tube is sleeved on the outer side of the inner tube, an annular cavity is formed between the inner tube and the outer tube, and an annular through groove is formed in the tube wall of the inner tube along the axis direction of the inner tube;

the first baffles and the second baffles are respectively arranged in the annular cavity and the inner tube, the peripheries of the first baffles and the second baffles are respectively provided with balls, and each first baffle is connected with one second baffle through a connecting rod penetrating through the annular through groove;

the driving structure is used for driving the first baffle to move along the annular chamber and driving the second baffle to move in the inner pipe;

the feed inlet and the discharge outlet are respectively arranged on the upper side and the lower side of the inner pipe.

Optionally, the upper side and the downside of outer tube are connected with inlet pipe and discharging pipe respectively, the inlet pipe with the discharging pipe respectively with the feed inlet with the discharge gate corresponds.

Optionally, the feeding pipe and the discharging pipe are respectively provided with a feeding valve and a discharging valve.

Optionally, a partition plate is disposed between the inner tube and the outer tube along the outer tube axis, the partition plate dividing the annular chamber into a first chamber and a second chamber, and the first baffle is disposed in the first chamber.

Optionally, the partition plate is vertically disposed within the outer tube at one third of the diameter of the outer tube.

Optionally, the driving structure includes:

an air pump;

a plurality of air pipes, one ends of the air pipes are connected with the air pump, the other ends of the air pipes are sequentially communicated with the first chamber along the axis of the outer pipe, and the gas output by the gas pipe can push the first baffle plate to move in the first cavity.

Optionally, the second baffle is matched with the inner cross-sectional shape of the inner tube.

Optionally, the second baffle matches the cross-sectional shape of the first chamber.

Optionally, a plurality of grooves are formed in the peripheries of the first baffle plate and the second baffle plate, and the balls are embedded in the grooves.

Optionally, the outer tube is racetrack-shaped.

The utility model provides a powdery material conveying device, which has the beneficial effects that: the device utilizes the removal of first baffle along annular cavity to drive the second baffle and moves in the intraductal including through the connecting rod, can carry the powdery material that gets into the inner tube through the feed inlet to the discharge gate, and flow downwards, realize the transmission of powdery material, at transmission in-process, the periphery of first baffle and second baffle all realizes rolling contact with inner tube and outer tube through the ball, reduce the friction, and a plurality of second baffles cyclic movement carries the powdery material, can avoid the residue of powdery material in the inner tube, carry more accurately.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.

Fig. 1 shows a schematic top view of a powdery material conveying device according to an embodiment of the utility model.

Fig. 2 shows a schematic side view of a powdery material conveying means according to an embodiment of the utility model.

Fig. 3 shows a schematic cross-sectional structure of a powdery material transporting device according to an embodiment of the present utility model.

Reference numerals illustrate:

1. an inner tube; 2. an outer tube; 3. a first baffle; 4. a second baffle; 5. a connecting rod; 6. a feed inlet; 7. a discharge port; 8. a feed pipe; 9. a discharge pipe; 10. a partition plate; 11. an air pump; 12. and an air pipe.

Detailed Description

Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

As shown in fig. 1 to 3, the present utility model provides a powdery material conveying device, which includes:

the inner tube 1 and the outer tube 2 are annular, the outer tube 2 is sleeved on the outer side of the inner tube 1, an annular cavity is formed between the inner tube 1 and the outer tube 2, and an annular through groove is formed in the tube wall of the inner tube 1 along the axis direction;

a plurality of first baffles 3 and a plurality of second baffles 4 are respectively arranged in the annular cavity and the inner tube 1, the peripheries of the first baffles 3 and the second baffles 4 are respectively provided with balls, and each first baffle 3 is connected with one second baffle 4 through a connecting rod 5 penetrating through the annular through groove;

the driving structure is used for driving the first baffle plate 3 to move along the annular chamber and driving the second baffle plate 4 to move in the inner pipe 1;

a feed inlet 6 and a discharge outlet 7 are respectively arranged on the upper side and the lower side of the inner tube 1.

Specifically, in order to solve the problems that in the prior art, a screw conveyor is used for conveying powdery materials, abrasion is serious, and feeding precision is poor; according to the powdery material conveying device provided by the utility model, the first baffle plate 3 moves along the annular chamber, the second baffle plate 4 is driven to move in the inner tube 1 through the connecting rod 5, so that powdery materials entering the inner tube 1 through the feed inlet 6 can be conveyed to the discharge outlet 7 and flow downwards, the conveying of the powdery materials is realized, in the conveying process, the peripheries of the first baffle plate 3 and the second baffle plate 4 are in rolling contact with the inner tube 1 and the outer tube 2 through the balls, friction is reduced, the plurality of second baffle plates 4 move circularly, the powdery materials are conveyed, the residues of the powdery materials in the inner tube 1 can be avoided, and the conveying is more accurate.

Optionally, the upper side and the lower side of the outer tube 2 are respectively connected with a feeding pipe 8 and a discharging pipe 9, and the feeding pipe 8 and the discharging pipe 9 respectively correspond to the feeding hole 6 and the discharging hole 7.

Specifically, the inlet pipe 8 is used for the entering of powdery material, and the powdery material that gets into falls into in the inner tube 1 through outer tube 2 again through feed inlet 6, promotes to discharge gate 7 in batches by a plurality of second baffles of the circulation in the inner tube 1 to through discharge gate 7 whereabouts, again through discharging pipe 9 input to batching jar in.

Optionally, a feed valve and a discharge valve are respectively arranged on the feed pipe 8 and the discharge pipe 9.

Specifically, the feeding valve and the discharging valve can control the conveying amount of powdery materials.

Optionally, a partition plate 10 is arranged between the inner tube 1 and the outer tube 2 along the axis of the outer tube 2, the partition plate 10 dividing the annular chamber into a first chamber and a second chamber, the first baffle 3 being arranged in the first chamber.

Specifically, the partition plate 10 divides the annular chamber into a first chamber and a second chamber, and the first baffle 3 is arranged in the first chamber, so that the annular chamber can be driven to move in an annular manner.

Alternatively, the partition plate 10 is vertically disposed at one third of the diameter of the inner and outer tubes 2 of the outer tube 2.

Optionally, the driving structure comprises:

an air pump 11;

the air pipes 12, one end of the air pipes 12 is connected with the air pump 11, the other end of the air pipes 12 is sequentially communicated with the first chamber along the axis of the outer pipe 2, and the air output by the air pipes 12 can push the first baffle plate 3 to move in the first chamber.

Specifically, the air pump 11 outputs compressed air, the compressed air is conveyed into the first chamber through the plurality of air pipes 12, the conveying direction is matched with the moving direction of the first baffle plate 3, and the first baffle plate 3 and the second baffle plate 4 are driven to move by utilizing wind power, so that the powdery material is conveyed; compared with the prior art that a motor is adopted to drive a screw conveyor to convey powdery materials, the electric energy is not relied on, and the problem that the conveying is interrupted due to overload or power failure of a circuit is also solved.

Optionally, the second baffle 4 is matched to the inner cross-sectional shape of the inner tube 1.

Optionally, the second baffle 4 matches the cross-sectional shape of the first chamber.

Optionally, the outer circumferences of the first baffle 3 and the second baffle 4 are provided with a plurality of grooves, and the balls are embedded in the grooves.

Specifically, can also be provided with the slide on inner tube 1 and outer tube 2, roll and inlay and establish in the slide, the setting of slide can further reduce the gap between the periphery of first baffle 3 and second baffle 4 and the pipe wall of outer tube 2 and inner tube 1, improves conveying efficiency.

Alternatively, the outer tube 2 is racetrack-shaped.

Specifically, the outer tube 2 and the inner tube 1 are in a runway shape, and the first baffle 3 drives the second baffle 4 to circularly move, so that stable conveying of powdery materials is realized.

The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims

1. A powder material conveying device, the device comprising:

2. The powder material transporting device according to claim 1, wherein a feed pipe and a discharge pipe are connected to an upper side and a lower side of the outer pipe, respectively, the feed pipe and the discharge pipe corresponding to the feed port and the discharge port, respectively.

3. The powder material handling device of claim 2, wherein the feed pipe and the discharge pipe are provided with a feed valve and a discharge valve, respectively.

4. The powdery material conveying device according to claim 1, characterized in that a partition plate is provided between the inner tube and the outer tube along the outer tube axis, the partition plate dividing the annular chamber into a first chamber and a second chamber, the first baffle being provided in the first chamber.

5. The powder material conveying device of claim 4, wherein the divider plate is vertically disposed within the outer tube at one third of the diameter of the outer tube.

6. The powder material transport device of claim 4, wherein the drive structure comprises:

an air pump;

7. The powder material handling device of claim 1, wherein the second baffle is matched to the inner tube interior cross-sectional shape.

8. The powder material transport device of claim 4, wherein the second baffle matches a cross-sectional shape of the first chamber.

9. The powder material transporting device of claim 1, wherein the first baffle and the second baffle are provided with a plurality of grooves on their outer circumferences, and the balls are embedded in the grooves.

10. The powder material conveying device of claim 1, wherein the outer tube is racetrack-shaped.