CN109592316B

CN109592316B - Screw conveyor

Info

Publication number: CN109592316B
Application number: CN201811362424.7A
Authority: CN
Inventors: 温世权; 温数芳; 温锦雄; 钟诒耿
Original assignee: Shenzhen City East Tao Renewable Resources Co ltd
Current assignee: Shenzhen City East Tao Renewable Resources Co ltd
Priority date: 2018-11-15
Filing date: 2018-11-15
Publication date: 2020-06-09
Anticipated expiration: 2038-11-15
Also published as: CN109592316A

Abstract

The invention discloses a thread conveyor, which is applied to the field of mechanical conveying equipment and solves the technical problem that thread blades are difficult to clean. The screw conveyor has the technical effects that the screw conveyor can be used for purification treatment after a period of time, specifically, the cleaning of the screw blade is carried out by the sweeping mechanism, and the sweeping mechanism is driven by the driving mechanism to move, so that the surface of the screw blade is cleaned.

Description

Screw conveyor

Technical Field

The invention relates to the technical field of mechanical conveying equipment, in particular to a threaded conveyor.

Background

Screw conveyer divide into there being axle screw conveyer and shaftless screw conveyer two kinds in the transport form, divide into U type screw conveyer and tubular screw conveyer in the appearance, ordinary equipment is in the operation, produce great noise, seriously influence staff's physical and mental health, make staff's operational environment become more abominable, ordinary equipment is in the operation, it carries out the start-up and closing of equipment to need operating personnel, frequent operation can lead to the life of equipment to descend, the possibility of breaking down has been increased, the input of maintenance cost has been increased, the operation process is comparatively loaded down with trivial details, when equipment breaks down, need artifical timely effective measure of taking, probably produce great potential safety hazard to the staff, consequently, need a more intelligent equipment.

Chinese patent publication No. CN206624341U discloses an intelligent screw conveyor, comprising a control cabinet, a material suction mechanism and a material conveying mechanism, wherein a PLC electric control unit is installed at the upper left inside the control cabinet, a sensor control device is installed at the lower right side of the PLC electric control unit, a material suction machine controller is installed at the right side of the sensor control device, a power-off protector is installed at the right side of the material suction machine controller, a rotating electric machine speed regulator is installed at the right side of the power-off protector, a main support is installed above the control cabinet, a material suction mechanism is installed at the upper left side of the main support, a power device is installed below the material suction mechanism, a material suction machine is installed above the material suction mechanism, a material conveying pipe is installed at the right side of the material suction machine, a material conveying mechanism is installed at the upper right side of the main support, and a speed reducer is installed above, and a rotating motor is arranged on the right side of the speed reducer.

The above prior art solutions have the following drawbacks: the problem of the screw conveyor is mainly that the raw material on the screw is easy to retain; during conveying, the raw materials are generally kept in a molten state at a high temperature, and further pushing is realized, while the raw materials are easy to harden when being cooled, and further remain on the screw and the screw blade thereof, so that the raw material conveying is influenced, and when the amount of the remained raw materials is large, or the screw blade is abraded, so that the service life is influenced.

Disclosure of Invention

The invention aims to provide a screw conveyor which has the advantage of having the function of removing internally-remained raw materials.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a screw conveyor, includes pipeline, pipeline is last to be equipped with pan feeding groove and blown down tank, is equipped with conveying screw, sets up the screw thread blade on conveying screw in the pipeline, and one side of pipeline is equipped with and drives conveying screw pivoted conveyor motor, pipeline's blown down tank department is equipped with and is used for sliding along pipeline length direction and with the brush mechanism of screw thread blade conflict to and drive the actuating mechanism that brush mechanism removed.

Through above-mentioned technical scheme, this screw conveyer can carry out purification treatment after using a period, and is concrete, goes on by the wiper mechanism to the washing of screw blade, and the wiper mechanism is driven by actuating mechanism and is removed to clean the surface of screw blade.

The invention is further configured to: the sweeping and brushing mechanism comprises a sweeping and brushing wheel positioned in the conveying pipeline and brush bristles arranged on the inner edge of the sweeping and brushing wheel, and the driving mechanism comprises a magnetic assembly which drives the sweeping and brushing wheel to slide through magnetic force.

Through above-mentioned technical scheme, sweep the outer wall laminating of brush wheel and pipeline's outer wall, and magnetic force component drives through magnetic force and sweeps the brush wheel and slide, when sweeping the brush wheel and sliding, the brush hair is contradicted in the screw thread blade, can be so that the sclerosis raw materials on the screw thread blade brush down.

The invention is further configured to: the magnetic assembly comprises at least two magnetic sheets attached to the outer wall of the conveying pipeline, and a connecting ring is arranged between the two magnetic sheets.

Through above-mentioned technical scheme, the magnetic force piece can drive pipeline and slide, because two magnetic force pieces are connected by two go-between, consequently the removal of two magnetic force pieces is gone on for the synchronization, can make the amount of movement about the brush wheel keep unanimous from this, and gliding stability is higher.

The invention is further configured to: the sweeping brush wheel comprises a counterweight area and an empty plate area which are in opposite positions, and a first magnetic area and a second magnetic area which are in opposite positions, the quality of the counterweight area is higher than that of the empty plate area or the first magnetic area or the second magnetic area, and the counterweight area, the empty plate area, the first magnetic area and the second magnetic area are detachably connected with each other.

Through the technical scheme, the sweeping wheel passes through the counter weight district, the blank district, first magnetic region and second magnetic region realize four divisions, wherein the quality in counter weight district is the highest relatively, consequently, can make the focus of sweeping wheel in the counter weight district, and first magnetic region and second magnetic region have been separated in the counter weight district, therefore during the operation, can arrange two magnetic force pieces in pipeline's upper and lower both sides respectively, first magnetic region and second magnetic region are vertical upwards or vertical downwards respectively this moment, take off two magnetic force pieces this moment, effect through the counter weight district, sweeping wheel will rotate, thereby realize the surperficial sweeping of screw thread blade, in order not taking off the magnetic force piece, can set up the magnetic force piece into the structure that electrically conducts and generates magnetism, through the circular telegram outage, realize whether the magnetization of magnetic force piece.

The invention is further configured to: the brush-sweeping wheel is characterized in that brush bristles are connected to the brush plate, the brush plate is arc-shaped plate-shaped, the brush plates are mutually spliced to form a circular ring structure and are internally connected to the inner side of the brush-sweeping wheel, and the brush plates are detachably connected with the brush-sweeping wheel.

Through above-mentioned technical scheme, the brush board is arc platelike, consequently can realize the concatenation, forms the ring structure, when the brush hair is washd to needs, dismantle the brush board can, convenient operation, the cleaning efficiency is high.

The invention is further configured to: the inner part of the hollow plate area is of a hollow structure, the inner side of the hollow plate area is provided with a self-resetting extrusion assembly for liquid to press in, the side wall of the hollow plate area is provided with a quick connector, a one-way valve communicated with the hollow plate area is arranged in the quick connector, and the inner edge of the hollow plate area is provided with a spray head communicated with the hollow plate area.

Through above-mentioned technical scheme, the hollow plate district is hollow structure, and its inside lubricating oil that can fill, lubricating oil can lubricate the surface of screw thread blade, and smoothness degree when improving the brush hair brush reduces the wearing and tearing volume on screw thread blade surface.

The invention is further configured to: the self-resetting extrusion assembly comprises an extrusion plate sliding along the inner wall side of the hollow plate area and an elastic piece driving the extrusion plate to slide towards the quick joint.

Through the technical scheme, the extrusion plate pushes lubricating oil to be extruded out, the elastic piece releases elastic potential energy to automatically push the extrusion plate to slide, manual operation is not needed in the process, and only the switch of the spray head is turned on before the sweeping wheel enters the conveying pipeline.

The invention is further configured to: at least two guide rods penetrating through the extrusion plate are arranged in the hollow plate area.

Through above-mentioned technical scheme, two guide bars have increased the slip stability of stripper plate, have reduced the oscillating quantity of stripper plate for the action of the upper and lower gliding of stripper plate is difficult for the card pause.

The invention is further configured to: the elastic piece is a spring, and the spring is sleeved outside the guide rod.

Through above-mentioned technical scheme, direct cover has reduced the oscillating quantity of spring outside the guide bar during spring assembly from this, and elastic potential energy can fully turn into kinetic energy, has increased the sliding stability of stripper plate, and when adding lubricating oil, the spring can contract smoothly and be difficult for bending.

The invention is further configured to: the inner cavity in the hollow plate area is of an arc-shaped structure, the outer edge of the extrusion plate is provided with a flexible sealing ring, and one side of the hollow plate area is detachably connected with a cover plate.

Through the technical scheme, the maintenance treatment of the internal structure can be carried out in the mode of detaching the cover plate from the empty plate area, the disassembly and the assembly are convenient, and the cleaning is convenient.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the cleaning work of the screw rod and the threaded blade in the water delivery pipeline is realized, the cleaning is carried out by adopting a surface contact and sweeping mode, and the cleaning is more thorough and convenient;

2. and lubricating oil is added during cleaning, so that the abrasion of the brush hair on the surface of the threaded blade is reduced.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present embodiment;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic structural view of the wiper mechanism of the present embodiment;

FIG. 5 is a schematic structural diagram of the blank area according to the present embodiment;

fig. 6 is a schematic view of the internal structure of the blank area of the present embodiment.

Description of the figures, 1, a delivery duct; 11. a feeding groove; 12. a discharge chute; 2. a conveying screw; 21. a threaded blade; 3. a conveying motor; 4. a sweeping mechanism; 41. a sweeping and brushing wheel; 411. brushing; 5. a drive mechanism; 51. a magnetic assembly; 511. a magnetic sheet; 512. a connecting ring; 6. brushing the board; 61. a counterweight zone; 62. a blank area; 621. a quick coupling; 622. a spray head; 623. a cover plate; 63. a first magnetic region; 64. a second magnetic region; 7. a self-resetting extrusion assembly; 71. a pressing plate; 72. a spring; 73. a guide rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a screw conveyor disclosed by the invention comprises a conveying pipeline 1, wherein a feeding groove 11 and a discharging groove 12 are arranged on the conveying pipeline 1, one end of the conveying pipeline 1 is connected with a conveying motor 3, the conveying motor 3 is connected with a conveying screw 2 and can drive the conveying screw 2 to rotate, and a material is conveyed through a screw blade 21 on the conveying screw 2, so that the material is conveyed from a feeding opening to the discharging groove 12. In order to facilitate blanking, the notch of the discharge chute 12 faces downwards, and one side of the conveying pipeline 1 close to the discharge chute 12 is detachably connected with an end cover.

Referring to fig. 2 and 3, a sweeping mechanism 4 is arranged in the conveying pipeline 1, the sweeping mechanism 4 is annular as a whole, the outer edge radius of the sweeping mechanism 4 is close to the inner diameter of the inner wall of the conveying pipeline 1, and the sweeping mechanism 4 can be taken out after the end cover is removed. The integral movement of the sweeping mechanism 4 is realized through a driving mechanism 5, the driving mechanism 5 comprises at least two magnetic sheets 511, and the two magnetic sheets 511 are connected through a connecting ring 512; the magnetic sheet 511 can be connected with a power supply through a lead, and whether the magnetic sheet 511 generates magnetism or not is realized in a circuit switching mode; the sweeping mechanism 4 can be attracted by the magnetic sheet 511, so that the sweeping mechanism 4 can move externally.

Referring to fig. 3 and 4, the sweeping mechanism 4 includes a sweeping wheel 41, and bristles 411 are arranged on the inner edge of the sweeping wheel 41, and the bristles 411 are radially distributed in the sweeping wheel 41; when the sweeper wheel 41 passes through the conveying pipeline 1, the brush 411 can pass through the threaded blade 21, so that sweeping is realized. The inner side of the sweeping wheel 41 is divided into a plurality of brush plates 6 which are spliced with each other, and the brush bristles 411 are connected to the brush plates 6; meanwhile, each brush plate 6 corresponds to one zone, namely a counterweight zone 61, a blank zone 62, a first magnetic zone 63 and a second magnetic zone 64, wherein the first magnetic zone 63 and the second magnetic zone 64 are in opposite positions, the mass of the counterweight zone 61 is higher than that of the blank zone 62 or the first magnetic zone 63 or the second magnetic zone 64, namely, the gravity center of the sweeping brush wheel 41 is on the counterweight zone 61, the brush plates 6 in each zone are correspondingly arranged one by one, so that the assembly and disassembly are convenient, meanwhile, the brush plates 6 and each zone can be respectively arranged, the brush plates 6 are independent from each zone, and the zones are directly arranged on the sweeping brush wheel 41; the division is directly established on the brush plate 6 as an example in the figure; when the first magnetic section 63 and the second magnetic section 64 are not acted by the magnetic force of the magnetic piece 511, the sweeping brush wheel 41 will rotate under the action of the counterweight section 61, the counterweight section 61 moves downwards, and when the first magnetic section and the second magnetic section 64 are acted by the magnetic force of the magnetic piece 511, the sweeping brush wheel 41 will be acted by the magnetic force to rotate to the corresponding positions. When the electromagnetic force piece 511 is repeatedly turned on and off while the brush wheel 41 is moving, the brush wheel 41 can be rotated, and the rotation and the forward movement are synchronized to improve the cleaning force.

In order to further improve the sweeping effect, referring to fig. 5 and 6, a quick connector 621 is disposed on the side wall of the empty board area 62, a spray head 622 is disposed on the inner edge of the empty board area 62, the interior of the empty board area 62 is a hollow structure, the hollow structure inside can be filled with liquid, such as cleaning liquid or lubricating oil, and the quick connector 621 can be connected with a one-way valve again to avoid the liquid from flowing out again; the self-resetting extrusion assembly 7 is arranged in the hollow plate area 62, the self-resetting extrusion assembly 7 comprises an extrusion plate 71, two guide rods 73 are arranged in the hollow plate area 62, springs 72 are sleeved on the two guide rods 73 respectively, the extrusion plate 71 is enabled to slide along the guide rods 73 to extrude liquid in the hollow plate area 62, and meanwhile, flexible sealing rings are arranged on the outer edge of the extrusion plate 71, so that the sealing performance of the extrusion plate 71 is improved; liquid is sprayed out from the spray head 622, and lubricating oil directly acts on the threaded blade 21, so that the lubricating and cleaning effects are realized, and the cleaning efficiency is improved. For the spray head 622, a rotary openable and closable spray head 622 can be used, which can be opened and closed at the same time, and the spray head 622 needs to be screwed closed when the hollow plate region 62 is filled with liquid. In addition, one side of the blank plate is detachably connected with the cover plate 623, so that the cover plate 623 above the blank plate area 62 can be also detached to clean the inside or overhaul.

The implementation principle of the embodiment is as follows: the spray head 622 is screwed, lubricating oil is injected into the empty board area 62 through the quick connector 621, each partition or brush board 6 is assembled, the sweeping brush wheel 41 is completely assembled, the sweeping brush wheel 41 is sent into the conveying pipeline 1, the sweeping brush wheel 41 is pushed on the outer wall of the conveying pipeline 1 through the magnetic assembly 51, the sweeping brush wheel 41 is pushed, and cleaning of the threaded blade 21 is achieved.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. A thread conveyor comprises a conveying pipeline (1), wherein a feeding groove (11) and a discharging groove (12) are formed in the conveying pipeline (1), a conveying screw (2) and a thread blade (21) arranged on the conveying screw (2) are arranged in the conveying pipeline (1), and a conveying motor (3) for driving the conveying screw (2) to rotate is arranged on one side of the conveying pipeline (1), and the thread conveyor is characterized in that a sweeping mechanism (4) which slides along the length direction of the conveying pipeline (1) and is abutted against the thread blade (21) and a driving mechanism (5) for driving the sweeping mechanism (4) to move are arranged at the discharging groove (12) of the conveying pipeline (1);

the sweeping and brushing mechanism (4) comprises a sweeping and brushing wheel (41) positioned in the conveying pipeline (1) and bristles (411) arranged at the inner edge of the sweeping and brushing wheel (41), and the driving mechanism (5) comprises a magnetic assembly (51) which drives the sweeping and brushing wheel (41) to slide through magnetic force; the magnetic assembly (51) comprises at least two magnetic sheets (511) attached to the outer wall of the conveying pipeline (1), and a connecting ring (512) is arranged between the two magnetic sheets (511); the sweeping brush wheel (41) comprises a balance weight area (61) and an empty board area (62) which are in relative positions, and a first magnetic area (63) and a second magnetic area (64) which are in relative positions, wherein the quality of the balance weight area (61) is higher than that of the empty board area (62) or the first magnetic area (63) or the second magnetic area (64), and the balance weight area (61), the empty board area (62), the first magnetic area (63) and the second magnetic area (64) are detachably connected with each other.

2. The screw conveyor according to claim 1, wherein the brush bristles (411) on the brushing wheel (41) are connected to the brush plate (6), the brush plate (6) is arc-shaped plate-shaped, a plurality of brush plates (6) are mutually spliced to form a circular ring structure and are internally connected to the inner side of the brushing wheel (41), and the brush plate (6) and the brushing wheel (41) are detachably connected.

3. The screw conveyor according to claim 1, wherein the hollow plate area (62) is hollow and is provided with a self-resetting extrusion assembly (7) for liquid to be pressed in at the inner side, a quick connector (621) is arranged on the side wall of the hollow plate area (62), a one-way valve communicated with the hollow plate area (62) is arranged in the quick connector (621), and a spray head (622) communicated with the hollow plate area (62) is arranged on the inner edge of the hollow plate area (62).

4. The screw conveyor according to claim 3, wherein the self-resetting press unit (7) comprises a press plate (71) sliding along the inner wall side of the blank region (62), and an elastic member urging the press plate (71) to slide toward the quick coupling (621).

5. Screw conveyor according to claim 4, wherein at least two guide rods (73) are provided in the blank area (62) and extend through the stripper plate (71).

6. The screw conveyor according to claim 5, wherein the elastic member is a spring (72), and the spring (72) is fitted over the guide rod (73).

7. The screw conveyor according to claim 6, wherein the inner cavity of the blank area (62) is of an arc-shaped structure, the outer edge of the extrusion plate (71) is provided with a flexible sealing ring, and a cover plate (623) is detachably connected to one side of the blank area (62).