CN109573489B

CN109573489B - Spiral power conveying device

Info

Publication number: CN109573489B
Application number: CN201811359408.2A
Authority: CN
Inventors: 马立修; 申晋; 孙贤明; 陈文钢; 孙霞; 李家鹏; 高明亮; 刘伟
Original assignee: Shandong University of Technology
Current assignee: Shandong University of Technology
Priority date: 2018-11-15
Filing date: 2018-11-15
Publication date: 2021-01-26
Anticipated expiration: 2038-11-15
Also published as: CN109573489A

Abstract

A spiral power conveying device belongs to the technical field of spiral feeding. The method is characterized in that: including conveyer pipe and a plurality of coaxial arrangement's auger delivery ring (4), the mobile wind direction of a plurality of auger delivery ring (4) is the same, and a plurality of auger delivery ring (4) leave the clearance each other, and auger delivery ring (4) outside suit conveyer pipe, spiral seam (5) are seted up along the axial on body (401) of auger delivery ring (4), are equipped with a intercommunication mouth at least between auger delivery ring (4) and the inside intercommunication chamber (3) of conveyer pipe. The invention adopts the concept of 'no stirring blade', utilizes the spiral wind direction formed by the spiral conveying ring, and gradually forms forward propelling force, can carry out high-quality conveying on materials, particularly wet materials under the condition of not needing a paddle, can ensure the essence and the state of the materials to the maximum extent in the conveying process, and cannot extrude or damage the materials.

Description

Spiral power conveying device

Technical Field

A spiral power conveying device belongs to the technical field of spiral feeding.

Background

At present, in industrial production, materials are conveyed in a spiral mode, the most common mode in the prior art is a spiral auger conveyor, and in the using process, the auger type spiral conveyor can extrude the materials and easily forms deposition in the auger, so that the quality of the materials is greatly influenced by the mode, particularly the conveying of wet materials, and particularly under the condition that certain wet materials cannot be extruded, the quality of the materials and the quality of subsequent products are seriously influenced by the conveying of the auger.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: overcomes the defects of the prior art and provides a spiral power conveying device which has no backlog, no extrusion and high-efficiency conveying.

The technical scheme adopted by the invention for solving the technical problems is as follows: spiral power transmission device, its characterized in that: including conveyer pipe and a plurality of coaxial arrangement's auger delivery ring, a plurality of auger delivery ring's the mobile wind direction is the same, and a plurality of auger delivery ring leave the clearance each other, the outside suit conveyer pipe of auger delivery ring, set up the spiral seam along the axial on the body of auger delivery ring, be equipped with a intercommunication mouth at least between the inside intercommunication chamber of auger delivery ring and conveyer pipe.

The invention changes the structural form of the traditional screw type conveying material, adopts the concept of 'no stirring blade', leads a screw conveying ring without any stirring blade or stirring groove inside into a material conveying structure, utilizes the screw conveying ring to form the wind direction of the screw, specifically utilizes the screw seam in the screw conveying ring to form the flow direction and power of the screw, and utilizes the power simultaneously emitted by a plurality of coaxially arranged screw conveying rings to gradually form the forward propelling force, thereby forming the form of screw propulsion.

The spiral seam is an arc seam which is provided with a plurality of layers of parallel arrangement on the spiral conveying ring.

The spiral seam is provided with a plurality of arc-shaped seams on the spiral conveying ring, and the arc-shaped seams are arranged in a staggered mode.

The spiral seam is a spirally arranged seam arranged on the spiral conveying ring.

The spiral seams are arranged in two groups, and the two groups of spiral seams are wound on the inner wall of the conveying pipe side by side.

The longitudinal section of the spiral seam on the pipe body of the spiral conveying ring is a rectangle obliquely arranged, and the spiral seam enters from the conveying pipe to the inner cavity of the spiral conveying ring in an oblique direction from bottom to top.

The conveying pipe is a double-layer straight pipe sleeved outside the spiral conveying rings, one end of the double-layer straight pipe is blocked and comprises an outer shell and an inner shell, and a communicating cavity is formed between the outer shell and the inner shell.

The diameters of the spiral conveying rings are gradually increased.

The outer parts of the spiral conveying rings are sleeved with pipe bodies arranged in a stepped manner, the pipe bodies arranged in the stepped manner are double-layer pipes, a communicating cavity is formed between the double-layer pipes, and the communicating cavity is communicated with the spiral conveying rings.

And a filter screen is arranged at the air inlet end or the air outlet end of the spiral conveying ring.

Compared with the prior art, the invention has the beneficial effects that:

Drawings

Fig. 1 is a schematic view of a spiral conveying ring structure of embodiment 1.

Fig. 2 is a schematic view of a spiral conveying ring structure of embodiment 2.

Fig. 3 is a schematic view of the screw power transmission device of embodiment 1.

Fig. 4 is a schematic view of the screw power transmission device of embodiment 3.

Wherein, 1, outer casing 2, interior casing 3, intercommunication chamber 4, spiral conveying ring 401, body 5, spiral seam.

Detailed Description

Fig. 1 and 3 illustrate preferred embodiments of the present invention, and the present invention will be further described with reference to fig. 1 to 4.

Example 1

Referring to figures 1 and 3: the utility model provides a spiral power transmission device, includes conveyer pipe and a plurality of coaxial arrangement's auger delivery ring 4, and a plurality of auger delivery ring 4's the mobile wind direction is the same, and a plurality of auger delivery ring 4 leave the clearance each other, and auger delivery ring 4 outside suit conveyer pipe offers spiral seam 5 on auger delivery ring 4's body 401, is equipped with a intercommunication mouth at least between auger delivery ring 4 and the inside intercommunication chamber 3 of conveyer pipe.

The spiral seam 5 can be in various structures and can be in a multi-arc structure, and preferably, the spiral seam 5 is an arc seam which is formed on the spiral conveying ring 4 and is arranged in a plurality of layers in parallel. Or, the spiral seam 5 is a plurality of arc-shaped seams arranged on the spiral conveying ring 4, and the arc-shaped seams are arranged in a staggered manner. It is also possible to have a complete helically arranged gap, as shown in fig. 1, the helical gap 5 being a helically arranged gap provided in the screw conveyor ring 4.

In addition, in order to strengthen the flow direction of the fluid at the outlet of the spiral seam 5, a guide plate which is obliquely arranged upwards can be arranged at the outlet end of the spiral seam 5 to guide the fluid flowing out of the spiral seam 5 to flow in a fixed direction, so that the disorder of the flow direction of the fluid is avoided. The spiral slit 5 can also be cut directly into obliquely arranged openings.

The longitudinal section of the spiral seam 5 on the pipe body of the spiral conveying ring 4 is a rectangle obliquely arranged, and the entering direction from the conveying pipe to the inner cavity of the spiral conveying ring 4 is from bottom to top obliquely entering. Particularly, when the spiral conveying ring 4 is vertically installed for use, a structural form of 'bottom-in and top-out' is adopted, namely, the fluid enters from the bottom to top from the conveying pipe in the process of entering the spiral conveying ring 4, and the entering height is lower than the discharging height.

The conveyer pipe is the double-deck straight tube of suit 4 outsides at a plurality of auger delivery ring, and a shutoff is directly followed to double-deck straight tube, including shell body 1 and interior casing 2, forms intercommunication chamber 3 between shell body 1 and the interior casing 2. A filter screen is arranged at the air inlet end or the air outlet end of the spiral conveying ring 4.

The invention changes the structural form of the traditional screw type conveying material, adopts the concept of 'no stirring blade', introduces the screw conveying ring 4 without any stirring blade or stirring groove inside into the material conveying structure, utilizes the screw conveying ring 4 to form the wind direction of the screw, specifically, utilizes the screw seam 5 in the screw conveying ring 4 and a plurality of tangential outlets arranged on the screw seam 5 to form the flow direction and the power of the screw, and utilizes the power simultaneously emitted by a plurality of coaxially arranged screw conveying rings 4 to gradually form the force of forward propulsion, thereby forming the form of screw propulsion, under the condition of not needing screw stirring or propulsion paddle, the invention can carry out high-quality conveying on the material, particularly wet material, and can furthest ensure the essence and the state of the material in the conveying process, can not extrude or damage the material in the product direction, and fully ensure the subsequent production of the material, Processing is required.

In addition, the power of the invention can adopt gas or water, namely the fluid in the spiral conveying ring 4 can be gas or water, and a spiral propelling gas ring or a spiral propelling water ring is formed. The outside of one side of the conveying pipe is connected with a power source, such as a water pump or a fan, air flow or water flow is supplied into the conveying pipe, the air flow or the water flow enters the inner cavity of the spiral conveying ring 4 through the communication cavity 3 and the spiral seam 5 on the spiral conveying ring 4, after the air flow or the water flow is finally discharged from the spiral seam 5, due to the fact that the air flow or the water flow is arranged in a structure form of entering from bottom to top, an air ring or a water ring is formed under the spiral guide of the spiral seam 5, the air ring or the water ring of the spiral conveying rings 4 gradually advances layer by layer.

Example 2

Referring to FIG. 2: two groups of spiral seams 5 are arranged, the two groups of spiral seams 5 are wound on the inner wall of the conveying pipe side by side, and other arrangement and working processes are the same as those of the embodiment 1.

Example 3

Referring to fig. 4: the diameter of the plurality of screw conveying rings 4 is gradually increased. The outside suit of a plurality of auger delivery ring 4 body that the echelonment set up, the body that the echelonment set up is the double tube, forms intercommunication chamber 3 between the double tube, and intercommunication chamber 3 communicates auger delivery ring 4. The other setup and working procedure were the same as in example 1.

In addition, when the diameter of the spiral conveying ring 4 changes, the width of the spiral slit 5 arranged on the inner wall of the spiral conveying ring can also change, and in order to ensure the conveying effect, the width of the spiral slit 5 in the spiral conveying ring 4 with the smaller diameter is relatively larger, and the width of the spiral slit 5 arranged in the spiral conveying ring 4 with the larger diameter is relatively smaller.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims

1. A screw power transmission device is characterized in that: the conveying pipe comprises a conveying pipe and a plurality of coaxially installed spiral conveying rings (4), wherein the flowing wind directions of the spiral conveying rings (4) are the same, gaps are reserved among the spiral conveying rings (4), the conveying pipe is sleeved outside the spiral conveying rings (4), and spiral seams (5) are formed in the pipe body (401) of each spiral conveying ring (4) along the axial direction;

the conveying pipe is a double-layer straight pipe sleeved outside the spiral conveying rings (4), one end of the double-layer straight pipe is blocked and comprises an outer shell (1) and an inner shell (2), and a communicating cavity (3) is formed between the outer shell (1) and the inner shell (2);

supplying air flow or water flow into the conveying pipe, wherein the air flow or the water flow enters an inner cavity of the spiral conveying ring (4) through the communication cavity (3) and the spiral seam (5) on the spiral conveying ring (4), and finally forms an air ring or a water ring under the spiral guide of the spiral seam due to the structural form of downward inlet and upward outlet after being discharged from the spiral seam (5), and the air ring or the water ring of the spiral conveying rings (4) gradually advances layer by layer to gradually form forward thrust;

and a guide plate which is obliquely arranged upwards is arranged at the outlet end of the spiral seam (5) to guide the fluid flowing out of the spiral seam (5) to flow in a fixed direction.

2. A helical power transmission device as claimed in claim 1, wherein: the spiral seam (5) is an arc seam which is provided with a plurality of layers of parallel arrangement on the spiral conveying ring (4).

3. A helical power transmission device as claimed in claim 1, wherein: the spiral seam (5) is provided with a plurality of arc-shaped seams on the spiral conveying ring (4), and the arc-shaped seams are arranged in a staggered mode.

4. A helical power transmission device as claimed in claim 1, wherein: the spiral seam (5) is a spirally arranged seam arranged on the spiral conveying ring (4).

5. A helical power transmission device as claimed in claim 1, wherein: the spiral seams (5) are arranged in two groups, and the two groups of spiral seams (5) are wound on the inner wall of the conveying pipe side by side.

6. A screw power transmission device according to any one of claims 1 to 5, wherein: the longitudinal section of the spiral seam (5) on the pipe body of the spiral conveying ring (4) is a rectangle obliquely arranged, and the entering direction from the conveying pipe to the inner cavity of the spiral conveying ring (4) is from bottom to top obliquely entering.

7. A helical power transmission device as claimed in claim 1, wherein: the diameters of the spiral conveying rings (4) are gradually increased.

8. A helical power transmission device as claimed in claim 6, wherein: the outside of a plurality of spiral conveying rings (4) is sleeved with a pipe body arranged in a stepped manner, the pipe body arranged in the stepped manner is a double-layer pipe, a communicating cavity (3) is formed between the double-layer pipes, and the communicating cavity (3) is communicated with the spiral conveying rings (4).

9. A helical power transmission device as claimed in claim 1, wherein: and a filter screen is arranged at the air inlet end or the air outlet end of the spiral conveying ring (4).