CN215158384U

CN215158384U - Double-screw shaftless conveyor

Info

Publication number: CN215158384U
Application number: CN202121211392.8U
Authority: CN
Inventors: 梁裕欣
Original assignee: Zhaoqing Muyan Machinery Co ltd
Current assignee: Zhaoqing Muyan Machinery Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-14
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a double-helix shaftless conveyor, which comprises a shell, a feeding cavity arranged in the shell, two shaftless helical blades arranged in the feeding cavity, a power input mechanism fixedly connected with the two shaftless helical blades, a feeding hopper arranged at the top of one end of the shell, a discharging pipe arranged at the bottom of the other end of the shell, a rotating shaft arranged in the feeding hopper, a plurality of arch breaking teeth arranged on the outer wall of the rotating shaft, and a first motor fixedly connected with one end of the rotating shaft; the rotating shaft can be driven to rotate through the first motor, the rotating shaft can drive the arch breaking teeth to rotate, the arch breaking teeth can break and arch the raw materials inside the feeding hopper in the rotating process, the raw materials hardened by the big blocks are broken into small blocks, and therefore the blockage of the big blocks of hardened raw materials at the feeding port can be avoided, the feeding port does not need to be dredged manually, the labor intensity of workers is reduced, and the conveying efficiency of the raw materials is improved.

Description

Double-screw shaftless conveyor

Technical Field

The utility model relates to a screw conveyer technical field, concretely relates to double helix shaftless conveyer.

Background

The conveyor can be divided into the following operation modes: a loading and repairing integrated conveyor, a belt conveyor, a spiral conveyor, a bucket elevator, a roller conveyor, a plate chain conveyor, a mesh belt conveyor and a chain conveyor; the spiral conveyer is suitable for horizontal conveying, inclined conveying, vertical conveying and other forms of granular or powdery materials; the conveying principle is as follows: the rotating screw blade pushes the material to be conveyed by the screw conveyor. The force which prevents the material from rotating together with the spiral conveyor blade is the self weight of the material and the frictional resistance of the spiral conveyor shell to the material; the structure is characterized in that: the spiral blade is welded on the rotating shaft of the spiral conveyor, and the surface type of the blade has solid surface type, belt surface type, blade surface type and other types according to different conveyed materials.

The shaftless screw conveyor is mainly used for conveying materials with strong adhesion and materials easy to wind, and is commonly used for conveying granular, powdery, wet materials, pasty materials, semi-fluid materials, viscous materials and the like; the raw materials are easy to solidify and form arch, so when the raw materials are put into the feed hopper of the shaftless screw conveyor, the hardened large raw materials can block the feed inlet between the feed hopper and the feeding cavity, the shaftless screw conveyor cannot feed smoothly, the feed inlet needs to be dredged manually, the labor intensity of workers is improved, the conveying efficiency of the raw materials is reduced,

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a can avoid the feeder hopper appear blockking up, do not need artifical mediation feed inlet, reduce workman intensity of labour, improve the double helix shaftless conveyer of the conveying efficiency of raw materials.

In order to solve the technical problem, the technical scheme of the utility model is that: a double-helix shaftless conveyor comprises a shell, a feeding cavity arranged in the shell, two shaftless helical blades which are arranged in the feeding cavity in parallel and do not interfere with each other from top to bottom, a power input mechanism which is arranged outside the shell and is fixedly connected with the two shaftless helical blades, a feeding hopper which is arranged at the top of one end of the shell and is communicated with the feeding cavity, a discharging pipe which is arranged at the bottom of the other end of the shell and is communicated with the feeding cavity, a rotating shaft which is arranged inside the feeding hopper and has two ends extending to the outside of the feeding hopper, a plurality of arch breaking teeth which are arranged on the outer wall of the rotating shaft and are positioned in the feeding hopper, and the first motor is fixedly connected with one end of the rotating shaft and positioned outside the feed hopper.

Preferably, a feed inlet is formed in the top of one end of the shell, and the feed hopper is communicated with the feeding cavity through the feed inlet.

Preferably, a discharge hole is formed in the bottom of one end, far away from the feed hopper, of the shell, and the blanking pipe is communicated with the feeding cavity through the discharge hole.

Preferably, one end of each of the two shaftless helical blades is fixedly connected with a power rod which penetrates through the shell from inside to outside, and the other end of each of the two shaftless helical blades is fixedly connected with a connecting rod which penetrates through the shell from inside to outside; the shaftless helical blade is fixedly connected with the power input mechanism through the power rod.

Furthermore, power input mechanism include respectively with two power pole coaxial coupling, and all be located the outside first driven gear and the second driven gear of casing, and set up be in between first driven gear and the second driven gear, and with first driven gear and the equal meshing driven driving gear of second driven gear, and with driving gear coaxial coupling's second motor.

Furthermore, a mounting plate is fixedly welded on the outer wall of the shell, and the second motor is fixedly mounted at the top of the mounting plate.

Preferably, a supporting plate is welded and fixed on the outer wall of one side of the feeding hopper, and the first motor is fixedly installed at the top of the supporting plate.

Preferably, a discharging valve is fixedly installed inside the discharging pipe.

The utility model discloses technical effect mainly embodies: the rotating shaft can be driven to rotate through the first motor, the rotating shaft can drive the arch breaking teeth to rotate, the arch breaking teeth can break and arch the raw materials inside the feeding hopper in the rotating process, the raw materials hardened by the big blocks are broken into small blocks, and therefore the blockage of the big blocks of hardened raw materials at the feeding port can be avoided, the feeding port does not need to be dredged manually, the labor intensity of workers is reduced, and the conveying efficiency of the raw materials is improved.

Drawings

Fig. 1 is a schematic structural view of a double-screw shaftless conveyor according to the present invention;

FIG. 2 is a schematic partial structural view of the power input mechanism of FIG. 1;

fig. 3 is a schematic view of the connection between the rotating shaft and the arch breaking teeth in fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

A double-helix shaftless conveyor is shown in figures 1-3 and comprises a shell 1, a feeding cavity 2 arranged in the shell 1, two shaftless helical blades 3 which are arranged in the feeding cavity 2 in parallel and do not interfere with each other, a power input mechanism 4 fixedly connected with the shaftless helical blades 3 and arranged outside the shell 1, a feeding hopper 5 arranged at the top of one end of the shell 1 and communicated with the feeding cavity 2, a blanking pipe 6 arranged at the bottom of the other end of the shell 1 and communicated with the feeding cavity 2, a rotating shaft 7 arranged in the feeding hopper 5 and provided with two ends extending to the outside of the feeding hopper 5, a plurality of arch breaking teeth 8 arranged on the outer wall of the rotating shaft 7 and positioned in the feeding hopper 5, and a plurality of arch breaking teeth 8 fixedly connected with one end of the rotating shaft 7, And a first motor 9 located outside the feed hopper 5.

The one end top of casing 1 is provided with feed inlet 11, feeder hopper 5 communicates with pay-off chamber 2 through feed inlet 11. The bottom of one end of the shell 1, which is far away from the feed hopper 5, is provided with a discharge hole 12, and the discharging pipe 6 is communicated with the feeding cavity 2 through the discharge hole 12. The outer wall of the shell 1 is fixedly welded with a mounting plate 13, and the second motor 44 is fixedly mounted on the top of the mounting plate 13.

One end of each of the two shaftless helical blades 3 is fixedly connected with a power rod 31 which penetrates through the shell 1 from inside to outside, and the other end of each of the two shaftless helical blades 3 is fixedly connected with a connecting rod 32 which penetrates through the shell 1 from inside to outside; the shaftless helical blade 3 is fixedly connected with the power input mechanism 4 through a power rod 31.

The power input mechanism 4 comprises a first driven gear 41 and a second driven gear 42 which are respectively coaxially connected with the two power rods 31 and are positioned outside the shell 1, a driving gear 43 which is arranged between the first driven gear 41 and the second driven gear 42 and is in meshing transmission with the first driven gear 41 and the second driven gear 42, and a second motor 44 which is coaxially connected with the driving gear 43.

A supporting plate 71 is fixedly welded on the outer wall of one side of the feeding hopper 5, and the first motor 9 is fixedly installed at the top of the supporting plate 71. A blanking valve 61 is fixedly arranged in the blanking pipe 6.

In the present embodiment, the shaftless helical blade 3 is a manganese steel shaftless helical blade with model number 360 × 180 × 320 × 20, the first motor 9 and the second motor 44 are three-phase asynchronous motors with model number YE2, and the blanking valve 61 is an electric ball valve with model number Q941F.

The working principle is as follows: the power supply is switched on, the first motor 9, the second motor 44 and the blanking valve 61 are opened, the raw materials to be conveyed are poured into the feed hopper 5, the first motor 9 drives the arch breaking teeth 8 through the rotating shaft 7 to break the arch of the raw materials, large solid raw materials are broken into small solid raw materials, the large solid materials can be prevented from being blocked in the feed inlet 11, and the raw materials can smoothly enter the feeding cavity 2 from the feed hopper 5 through the feed inlet 11; the second motor 44 drives the two power rods 31 to transmit through the meshing transmission of the driving gear 43, the first driven gear 41 and the second driven gear 42, the two power rods 31 respectively drive the two shaftless helical blades 3 to rotate, the two shaftless helical blades 3 convey the raw material below the feed inlet 11 to the position of the discharge outlet 12, and the raw material is discharged through the discharge pipe 6.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. The utility model provides a double helix shaftless conveyer, includes the casing, sets up the pay-off chamber of the inside of casing sets up two shaftless helical blade in pay-off chamber sets up outside the casing and with two the equal fixed connection power input mechanism of shaftless helical blade sets up the one end top of casing and with the feeder hopper of pay-off chamber intercommunication sets up the other end bottom of casing and with the unloading pipe of pay-off chamber intercommunication, its characterized in that: still including setting up the pivot of the inside of feeder hopper sets up on the outer wall of pivot and all be located the broken arch tooth of inside a plurality of feeder hopper, and with the one end fixed connection of pivot, and be located the outside first motor of feeder hopper.

2. A double-spiral shaftless conveyor as in claim 1, wherein: the one end top of casing is provided with the feed inlet, the feeder hopper communicates with the pay-off chamber through the feed inlet.

3. A double-spiral shaftless conveyor as in claim 1, wherein: the bottom of the end, far away from the feed hopper, of the shell is provided with a discharge hole, and the blanking pipe is communicated with the feeding cavity through the discharge hole.

4. A double-spiral shaftless conveyor as in claim 1, wherein: one end of each of the two shaftless helical blades is fixedly connected with a power rod penetrating through the shell from inside to outside, and the other end of each of the two shaftless helical blades is fixedly connected with a connecting rod; the shaftless helical blade is fixedly connected with the power input mechanism through the power rod.

5. A double-spiral shaftless conveyor as in claim 4, wherein: the power input mechanism comprises a first driven gear and a second driven gear which are respectively and coaxially connected with the two power rods and are located outside the shell, a driving gear which is arranged between the first driven gear and the second driven gear and is in meshing transmission with the first driven gear and the second driven gear, and a second motor which is coaxially connected with the driving gear.

6. A double-helix shaftless conveyor according to claim 5, wherein: the outer wall of the shell is fixedly welded with a mounting plate, and the second motor is fixedly mounted at the top of the mounting plate.

7. A double-spiral shaftless conveyor as in claim 1, wherein: a supporting plate is fixedly welded on the outer wall of one side of the feeding hopper, and the first motor is fixedly installed at the top of the supporting plate.

8. A double-spiral shaftless conveyor as in claim 1, wherein: and a blanking valve is fixedly arranged in the blanking pipe.