CN219030713U

CN219030713U - Spiral feeding machine with screening function

Info

Publication number: CN219030713U
Application number: CN202222845271.XU
Authority: CN
Inventors: 李燕玲; 李翊瑄; 李权宸
Original assignee: SHENGYONGYE (XIAMEN) ENERGY GROUP CO Ltd; Xiamen Santaihe Industry Co ltd; XIAMEN SHENGYONGYE ENERGY RESEARCH INSTITUTE CO LTD; FUJIAN SHENGYONGYE ENERGY TECHNOLOGY CO LTD
Current assignee: SHENGYONGYE (XIAMEN) ENERGY GROUP CO Ltd; Xiamen Santaihe Industry Co ltd; XIAMEN SHENGYONGYE ENERGY RESEARCH INSTITUTE CO LTD; FUJIAN SHENGYONGYE ENERGY TECHNOLOGY CO LTD
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-05-16
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to the technical field of feeding machines, in particular to a spiral feeding machine with a screening function, which comprises a feeding hopper and an outer cylinder with hollow inside and closed ends, wherein an inner cylinder is rotationally connected to the inner wall of one end of the outer cylinder, which is close to the feeding hopper, a screening hole is formed in the outer wall of the inner cylinder, a first spiral blade is connected to the outer wall of the inner cylinder and positioned between a partition plate and the end part of the outer cylinder, a fixed rod is fixedly connected to the end part of the inner wall of the inner cylinder, and a second spiral blade is arranged on the outer wall of the fixed rod.

Description

Spiral feeding machine with screening function

Technical Field

The utility model relates to the technical field of feeding machines, in particular to a spiral feeding machine with a screening function.

Background

The spiral feeder is mainly used for feeding powder and granular materials, mainly conveying the materials to a designated position, and most of the materials are conveyed to a high place, so that the spiral feeder is suitable for quantitative packaging of powder, powder and powdery materials in the industries of chemical industry, food, agricultural and sideline products and the like; such as: milk powder, starch, pesticides, veterinary drugs, premix, additives, condiments, feeds, enzyme preparations, etc.

The screw feeding machine is required to be used for conveying production raw materials of the cement grinding aid when the cement grinding aid is produced, the conventional screw feeding machine is found to have no screening function in the use process, so that partial production raw materials with larger particles can enter production equipment during production, the production quality of the cement grinding aid can be reduced, and when a screening device is additionally arranged at the front end of the feeding machine, the production cost is increased, and meanwhile, the occupied area of the whole device is increased.

Disclosure of Invention

The utility model aims to provide a spiral feeding machine with a screening function so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the spiral feeder with the screening function comprises a feed hopper and an outer cylinder with hollow inside and two closed ends, wherein the two opposite sides of the outer walls of the two ends of the outer cylinder are respectively communicated with a feed pipe and a first discharge pipe, the feed pipe is communicated with the feed hopper, the inner wall of one end of the outer cylinder, which is close to the feed hopper, is rotationally connected with an inner cylinder, the inner wall of one end of the outer cylinder, which is close to the first discharge pipe, is provided with a baffle, the baffle is positioned between the feed pipe and the first discharge pipe, and the free end of the inner cylinder penetrates through the inner cavity of the baffle and is provided with an opening;

the screening device is characterized in that screening holes are formed in the outer wall of the inner cylinder, the outer wall of the inner cylinder is connected with first helical blades, the first helical blades are located between the partition plate and the end part of the outer cylinder, a fixing rod is fixedly connected to the end part of the inner wall of the inner cylinder, and second helical blades are arranged on the outer wall of the fixing rod.

Preferably, a driving motor is arranged at the end part of the outer cylinder, and the output end of the driving motor is connected with the end part of the inner cylinder.

Preferably, the side wall of the outer cylinder is communicated with a second discharging pipe, and the second discharging pipe is positioned between the partition plate and the feeding pipe.

Preferably, the feeding hopper further comprises a mounting frame, and the feeding hopper is mounted on the mounting frame.

Preferably, the inner cylinder and the outer cylinder are connected in a rotating way through a rotating bearing.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the spiral blades are arranged outside and inside the inner cylinder, and the screening holes are formed in the outer wall of the inner cylinder, so that materials can be conveyed through the spiral blades on the outer wall of the inner cylinder firstly during conveying, and are screened and filtered through the screening holes in the conveying process, and the filtered materials fall into the inner cylinder and are conveyed through the inner spiral blades, so that the screening and conveying of the materials are realized, the screening operation is carried out in the conveying process, the dynamic screening is realized, the integral screening efficiency and the screening effect are improved, and an external screening device is not needed, so that the production cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a cross-sectional view of the outer tube and its connecting parts in the present utility model;

fig. 4 is a schematic structural view of the outer tub of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a feed hopper; 2. an outer cylinder; 3. a feed pipe; 4. a first discharge pipe; 5. an inner cylinder; 6. a partition plate; 7. an opening; 8. screening holes; 9. a first helical blade; 10. a fixed rod; 11. a second helical blade; 12. a second helical blade; 13. a second discharge pipe; 14. and (5) mounting a frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

the spiral feeder with the screening function comprises a feed hopper 1 and an outer cylinder 2 with hollow inside and closed two ends, wherein the two opposite sides of the outer walls of the two ends of the outer cylinder 2 are respectively communicated with a feed pipe 3 and a first discharge pipe 4, the feed pipe 3 is communicated with the feed hopper 1, the inner wall of one end of the outer cylinder 2, which is close to the feed hopper 1, is rotationally connected with an inner cylinder 5, the inner wall of one end of the outer cylinder 2, which is close to the first discharge pipe 4, is provided with a baffle 6, the baffle 6 is positioned between the feed pipe 3 and the first discharge pipe 4, and the free end of the inner cylinder 5 penetrates through the inner cavity of the baffle 6 and is provided with an opening 7;

the screening hole 8 has been seted up to inner tube 5 outer wall, and inner tube 5 outer wall connection has first helical blade 9, and first helical blade 9 is located between baffle 6 and the urceolus 2 tip, and inner tube 5 inner wall tip rigid coupling has dead lever 10, and the dead lever 10 outer wall is provided with second helical blade 11.

Specifically, the end of the outer cylinder 2 is provided with a driving motor 12, and the output end of the second helical blade 12 is connected with the end of the inner cylinder 5.

Specifically, the lateral wall of urceolus 2 communicates there is second discharging pipe 13, and second discharging pipe 13 is located between baffle 6 and inlet pipe 3.

From the above description, it is clear that: the residue obtained by filtration can be discharged by arranging the second discharging pipe.

Specifically, the feeding hopper 1 also comprises a mounting frame 14, and the feeding hopper 1 is mounted on the mounting frame 14.

From the above description, it is clear that: the supporting function of the whole device is achieved through the mounting frame.

Specifically, the inner cylinder 5 and the outer cylinder 2 are rotatably connected through a rotating bearing, and the inner cylinder 5 and the partition plate 6 are rotatably connected through a rotating bearing.

From the above description, it is clear that: the stability of the rotation of the inner cylinder is ensured, and the friction force generated by the rotation of the inner cylinder is reduced.

Referring to fig. 1-4, one embodiment of the present application is:

the utility model provides a spiral feeder with screening function, including feeder hopper 1, inside cavity and both ends confined urceolus 2 and mounting bracket 14, feeder hopper 1 installs on mounting bracket 14, play the supporting role of integral device through the mounting bracket, feed pipe 3 and first discharging pipe 4 are linked together respectively to the opposite both sides of urceolus 2 both ends outer wall, feed pipe 3 is linked together with feeder hopper 1, the one end inner wall that urceolus 2 is close to feeder hopper 1 rotates and is connected with inner tube 5, the one end that urceolus 2 inner wall is close to first discharging pipe 4 is provided with baffle 6, and baffle 6 is located between feed pipe 3 and the first discharging pipe 4, the free end of inner tube 5 runs through baffle 6 inner chamber and has seted up opening 7, and between inner tube 5 and urceolus 2, all rotate through the antifriction bearing between inner tube 5 and the baffle 6, guarantee inner tube pivoted stability, and reduce the frictional force that the inner tube rotated and produce, urceolus 2 tip is provided with driving motor 12, second helical blade 12 output is connected with inner tube 5 tip;

the screening hole 8 has been seted up to inner tube 5 outer wall, inner tube 5 outer wall connection has first helical blade 9, first helical blade 9 is located between baffle 6 and the urceolus 2 tip, inner tube 5 inner wall tip rigid coupling has dead lever 10, the dead lever 10 outer wall is provided with second helical blade 11, urceolus 2 lateral wall intercommunication has second discharging pipe 13, second discharging pipe 13 is located between baffle 6 and inlet pipe 3, can carry out the discharge with the residue that filters the acquisition through setting up the second discharging pipe.

The specific working principle of the embodiment is as follows:

when the spiral feeding machine is used, the first discharging pipe 4 of the spiral feeding machine is communicated with a feeding port of external equipment, and the second discharging pipe 13 is connected with an external recovery cylinder and is connected with an external power supply;

then the materials to be conveyed are poured into a feed hopper 1 (such as raw materials for producing cement grinding aid, etc.), a driving motor 12 is started, the driving motor 12 rotates to drive an inner cylinder 5 to rotate, and then a first helical blade 9 outside the inner cylinder 5 and a second helical blade 11 inside the inner cylinder are driven to rotate, the first helical blade 9 rotates to convey the materials outside the inner cylinder 5, in the material conveying process, screening holes 8 on the outer wall of the inner cylinder 5 screen the materials in the conveying process, so that the materials conforming to the particle size fall into the inner cylinder 5, and the materials with larger particles continue to be conveyed and discharged into a recovery cylinder through a second discharging pipe 13;

after the material falls to the inside of inner tube 5, the inside material of second helical blade 11 drive of inner tube 5 is carried and is discharged by the opening of inner tube 5, then drops in one side of baffle 6 and is discharged to outside equipment by first discharging pipe 4 to realize the material and carry.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. Screw feeder with screening function, its characterized in that: the feeding device comprises a feeding hopper (1) and an outer cylinder (2) with hollow inside and two closed ends, wherein the two opposite sides of the outer walls of the two ends of the outer cylinder (2) are respectively communicated with a feeding pipe (3) and a first discharging pipe (4), the feeding pipe (3) is communicated with the feeding hopper (1), an inner cylinder (5) is rotationally connected to the inner wall of one end of the outer cylinder (2) close to the feeding hopper (1), a baffle (6) is arranged at one end of the inner wall of the outer cylinder (2) close to the first discharging pipe (4), the baffle (6) is positioned between the feeding pipe (3) and the first discharging pipe (4), and the free end of the inner cylinder (5) penetrates through the inner cavity of the baffle (6) and is provided with an opening (7);

the screening device is characterized in that screening holes (8) are formed in the outer wall of the inner cylinder (5), first helical blades (9) are connected to the outer wall of the inner cylinder (5), the first helical blades (9) are located between the partition plate (6) and the end portion of the outer cylinder (2), fixing rods (10) are fixedly connected to the end portion of the inner wall of the inner cylinder (5), and second helical blades (11) are arranged on the outer wall of the fixing rods (10).

2. The spiral feeder with screening function according to claim 1, wherein: the end part of the outer cylinder (2) is provided with a driving motor (12), and the output end of the driving motor (12) is connected with the end part of the inner cylinder (5).

3. The spiral feeder with screening function according to claim 1, wherein: the side wall of the outer barrel (2) is communicated with a second discharging pipe (13), and the second discharging pipe (13) is positioned between the partition plate (6) and the feeding pipe (3).

4. The spiral feeder with screening function according to claim 1, wherein: the feeding hopper (1) is mounted on the mounting frame (14).

5. The spiral feeder with screening function according to claim 1, wherein: the inner cylinder (5) is rotatably connected with the outer cylinder (2) through a rotary bearing, and the inner cylinder (5) is rotatably connected with the partition plate (6) through a rotary bearing.