CN216888840U

CN216888840U - Screw conveyer

Info

Publication number: CN216888840U
Application number: CN202220629793.3U
Authority: CN
Inventors: 艾常彪
Original assignee: Hubei Yuanlin Chain Co ltd
Current assignee: Hubei Yuanlin Chain Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-05
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a screw conveyor, comprising: the feeding device comprises a feeding hopper, a conveying pipe, a discharging pipe, a first spiral conveying blade and a horizontal rotating rod, wherein the feeding hopper is positioned at the top of one end of the conveying pipe; the rotating mechanism can drive the vertical rotating rod to rotate, so that when the second spiral conveying blade at the edge of the vertical rotating rod rotates, materials at the top of the discharging pipe can be loosened, and meanwhile, the materials at the top of the discharging pipe can be quickly conveyed downwards, so that the situation that the discharging pipe is blocked due to accumulation of the materials at the top of the discharging pipe is avoided, the first spiral conveying blade and the horizontal rotating rod are prevented from being difficult to rotate, and a driving motor in transmission connection with the horizontal rotating rod is prevented from being burnt.

Description

Screw conveyer

Technical Field

The utility model belongs to the field of screw conveyors, and particularly relates to a screw conveyor.

Background

The screw conveyer is a machine which utilizes a motor to drive a screw to rotate and push materials so as to realize the purpose of conveying, can convey horizontally, obliquely or vertically, and has the advantages of simple structure, small cross section area, good sealing property, convenient operation, easy maintenance, convenient closed transportation and the like.

But screw conveyer among the prior art has the condition of easy jam, and the material mostly blocks up near the discharge gate in addition, need shut down during the jam and stop carrying, needs the workman to dredge the discharge gate simultaneously, and then the efficiency that can greatly reduced carried.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and to solve the technical problem, the utility model adopts the technical scheme that the basic concept is as follows:

a screw conveyor comprising: hopper, conveying pipeline, unloading pipe, first auger delivery blade and horizontal dwang, the hopper is located the top of conveying pipeline one end, and the fixed unloading pipe that is equipped with in bottom of the other end of conveying pipeline, the inside of conveying pipeline is equipped with horizontal dwang, and the edge fastening of horizontal dwang is equipped with first auger delivery blade, the outside edge that the one end that horizontal dwang is close to the hopper stretches out the conveying pipeline is connected with the driving motor transmission, the inside activity of unloading pipe is equipped with vertical dwang, and the surface of vertical dwang is equipped with second auger delivery blade, vertical dwang is controlled its rotation by slewing mechanism.

During operation, the inside material that gets into the loading hopper will be pushed to the one end that is close to the unloading pipe under the rotational action of first auger delivery blade, finally unload from the unloading pipe, slewing mechanism can drive vertical dwang and rotate, and then when the second auger delivery blade at vertical dwang edge rotates, not only can loosen the material at unloading nose portion, simultaneously can also carry the material at unloading nose portion downwards fast, and then avoid the material to accumulate at unloading nose portion and block up the unloading pipe, and then avoid first auger delivery blade and horizontal dwang to rotate the difficulty, prevent to take place to burn out with the driving motor that horizontal dwang transmission is connected.

Preferably, the second auger delivery blade is equipped with a plurality of groups, and a plurality of groups second auger delivery blade alternate segregation on vertical dwang, the clearance cover that lies in between the second auger delivery blade on the vertical dwang is equipped with the spacing ring, and the edge of spacing ring links firmly through the inner wall of connecting rod spare and unloading pipe.

The spacing ring plays a role in limiting the vertical rotating rod, so that the vertical rotating rod can rotate more smoothly.

Preferably, slewing mechanism is including accelerating circular gear, gear belt and drive circular gear dish, accelerating circular gear fixed connection is on vertical dwang, and the central axis of vertical dwang coincides each other with the central axis of accelerating circular gear, and the conveying pipeline is close to the fixed headstock that is equipped with of one end of unloading pipe, and the inside activity of headstock is equipped with drive circular gear dish, accelerates to be connected through gear belt transmission between circular gear and the drive circular gear dish, the upper and lower both ends of accelerating circular gear and drive circular gear dish are all fixed and are equipped with the fender dish, the inside of headstock is equipped with control drive circular gear dish pivoted control mechanism, the rotational speed of vertical dwang is greater than the rotational speed of horizontal dwang.

The rotation that drive circular gear dish can be controlled to control mechanism, and drive circular gear dish can drive the rotation of accelerating circular gear through gear belt, and then makes vertical dwang take place to rotate, and because the rotational speed of vertical dwang is greater than the rotational speed of horizontal dwang, and then the second auger delivery blade at vertical dwang edge can be with the quick downward transport of material at unloading nose portion, avoids the material to take place to block up at the top accumulation of unloading pipe.

Preferably, the control mechanism comprises a transmission rod, a driven helical gear, a vertical rod and a driving helical gear, one end of the transmission rod is fixedly connected with one end, close to the blanking pipe, of the horizontal rotating rod, the other end of the transmission rod penetrates through a circular through groove in the power box to enter the power box, the other end of the transmission rod is fixedly connected with a rotating shaft of the driving helical gear, the driving helical gear is in meshed transmission with the driven helical gear, the central axis of the driving helical gear is perpendicular to the central axis of the driven helical gear, the rotating shaft at the bottom of the driven helical gear is fixedly connected with the top of the vertical rod, and the bottom of the vertical rod is fixedly connected with the top center of a baffle disc at the top of the driving circular gear disc.

The horizontal rotating rod rotates to drive the driving bevel gear to rotate, and the driving bevel gear drives the driven bevel gear and the driving circular gear disc to rotate through meshing with the driven bevel gear.

Preferably, the vertical rod is inserted in the limiting sleeve, and the edge of the limiting sleeve is fixedly connected with the inner wall of the power box through a connecting rod piece.

Preferably, one end of the circular through groove, which is close to the conveying pipe, is fixedly provided with a sealing lantern ring, the sealing lantern ring is of a round platform-shaped structure provided with a through hole, the diameter of the through hole, which is close to the conveying pipe, is smaller than the diameter of the end, which is far away from the conveying pipe, the sealing lantern ring is of an obtuse-angle triangular structure along the axial tangent plane, and an acute angle of the triangular structure points to the surface edge of the transmission rod.

Specifically, the sealed lantern ring can play and carry out sealed effect with circular logical groove, avoids the inside material of conveying pipeline to get into the inside of circular logical groove, and the unique structural design of the sealed lantern ring for area of contact between the sealed lantern ring and the transfer line diminishes, reduces the frictional resistance between transfer line and the circular logical groove greatly.

Preferably, gear belt passes the wearing out groove on unloading pipe and the headstock, the quantity of wearing out the groove is two, and the inner wall in two sets of wearing out grooves all is fixed and is equipped with the gasbag ring, and the inner wall of gasbag ring contacts with gear belt's surface.

Specifically, the gasbag ring plays sealed effect of wearing out the clearance between groove and the gear belt, and then avoids preventing that the material that falls on gear belt top is carried to the inside of headstock.

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

1. the rotating mechanism can drive the vertical rotating rod to rotate, and when the second spiral conveying blade at the edge of the vertical rotating rod rotates, materials at the top of the discharging pipe can be loosened, and meanwhile, the materials at the top of the discharging pipe can be quickly conveyed downwards, so that the situation that the discharging pipe is blocked due to accumulation of the materials at the top of the discharging pipe is avoided, the situation that the first spiral conveying blade and the horizontal rotating rod are difficult to rotate is further avoided, and a driving motor in transmission connection with the horizontal rotating rod is prevented from being burnt;

2. the sealing lantern ring can play a role in sealing the circular through groove, so that materials in the conveying pipe are prevented from entering the circular through groove, and due to the unique structural design of the sealing lantern ring, the contact area between the sealing lantern ring and the transmission rod is reduced, and the frictional resistance between the transmission rod and the circular through groove is greatly reduced;

3. the gasbag ring plays sealed effect of wearing out the clearance between groove and the gear belt, and then avoids preventing that the material that falls on gear belt top is carried to the inside of headstock.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the internal structure of a feed delivery pipe;

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

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is an enlarged view of the structure at C in FIG. 2;

fig. 6 is an enlarged view of the structure at D in fig. 4.

In the figure: the device comprises a charging hopper 1, a conveying pipe 2, a discharging pipe 3, a power box 4, a first spiral conveying blade 5, a horizontal rotating rod 6, a vertical rotating rod 7, a second spiral conveying blade 8, a transmission rod 9, a sealing sleeve ring 10, a limiting ring 11, a driven helical gear 12, a baffle disc 13, an accelerating circular gear 14, a gear belt 15, a through groove 16, a driving circular gear disc 17, a limiting sleeve 18, a vertical rod 19, an air bag ring 20, a driving helical gear 21 and a circular through groove 22.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1 to 6, a screw conveyor includes: hopper 1, conveying pipeline 2, unloading pipe 3, first auger delivery blade 5 and horizontal dwang 6, hopper 1 is located the top of 2 one ends of conveying pipeline, the fixed unloading pipe 3 that is equipped with in bottom of the other end of conveying pipeline 2, the inside of conveying pipeline 2 is equipped with horizontal dwang 6, the edge fastening of horizontal dwang 6 is equipped with first auger delivery blade 5, the outside edge that conveying pipeline 2 was stretched out to the one end that horizontal dwang 6 is close to hopper 1 is connected with the driving motor transmission, the inside activity of unloading pipe 3 is equipped with vertical dwang 7, the surface of vertical dwang 7 is equipped with second auger delivery blade 8, vertical dwang 7 is controlled its rotation by slewing mechanism.

During operation, the material that gets into 1 inside of loading hopper will be pushed to the one end that is close to unloading pipe 3 under the rotation of first auger delivery blade 5, finally unload from unloading pipe 3, slewing mechanism can drive vertical dwang 7 and rotate, and then when the second auger delivery blade 8 at vertical dwang 7 edge rotates, not only can loosen the material at unloading pipe 3 top, can also be carried the material at unloading pipe 3 top downwards fast simultaneously, and then avoid the material to accumulate at unloading pipe 3 top and block up unloading pipe 3, and then avoid first auger delivery blade 5 and horizontal dwang 6 to rotate the difficulty, prevent that the driving motor who is connected with the transmission of horizontal dwang 6 from taking place to burn out.

Second auger delivery blade 8 is equipped with a plurality of groups, and a plurality of groups second auger delivery blade 8 alternate segregation on vertical dwang 7, and the clearance cover that lies in between second auger delivery blade 8 on vertical dwang 7 is equipped with spacing ring 11, and the edge of spacing ring 11 links firmly through the inner wall of connecting rod piece and unloading pipe 3.

The stop collar 11 acts to limit the vertical turning rod 7 so that the vertical turning rod 7 can rotate more smoothly.

Slewing mechanism is including accelerating circular gear 14, gear belt 15 and drive

circular gear dish

17, 14 fixed connection is on vertical dwang 7 with higher speed circular gear, the central axis of vertical dwang 7 coincides each other with the central axis with accelerating circular gear 14, the fixed headstock 4 that is equipped with of one end that conveying pipeline 2 is close to unloading pipe 3, the inside activity of headstock 4 is equipped with drive circular gear dish 17, it is connected through the 15 transmissions of gear belt between circular gear 14 and the drive circular gear dish 17 with higher speed, the upper and lower both ends of accelerating circular gear 14 and drive circular gear dish 17 are all fixed and are equipped with fender dish 13, the inside of headstock 4 is equipped with control drive circular gear dish 17 pivoted control mechanism, the rotational speed of vertical dwang 7 is greater than the rotational speed of horizontal rotating rod 6.

The rotation that control mechanism can control drive circular gear dish 17, drive circular gear dish 17 can drive the rotation of accelerating circular gear 14 through gear belt 15, and then make vertical dwang 7 take place to rotate, and because the rotational speed of vertical dwang 7 is greater than the rotational speed of horizontal dwang 6, and then the second auger delivery blade 8 at vertical dwang 7 edge can be with the quick downward transport of material at unloading pipe 3 top, avoid the material to take place to block up at the top accumulation of unloading pipe 3.

The control mechanism comprises a transmission rod 9, a driven helical gear 12, a vertical rod 19 and a driving helical gear 21, one end of the transmission rod 9 is fixedly connected with one end, close to the blanking pipe 3, of the horizontal rotating rod 6, the other end of the transmission rod 9 penetrates through a circular through groove 22 in the power box 4 to enter the power box 4 and be fixedly connected with a rotating shaft of the driving helical gear 21, the driving helical gear 21 is in meshed transmission with the driven helical gear 12, the central axis of the driving helical gear 21 is perpendicular to the central axis of the driven helical gear 12, the rotating shaft at the bottom of the driven helical gear 12 is fixedly connected with the top of the vertical rod 19, and the bottom of the vertical rod 19 is fixedly connected with the top center of a baffle disc 13 at the top of the driving helical gear disc 17.

The rotation of the horizontal rotating rod 6 will drive the rotation of the driving bevel gear 21, and the driving bevel gear 21 will drive the rotation of the driven bevel gear 12 and the driving bevel gear disk 17 by meshing with the driven bevel gear 12.

The vertical rod 19 is inserted in the limiting sleeve 18, and the edge of the limiting sleeve 18 is fixedly connected with the inner wall of the power box 4 through a connecting rod piece.

The end, close to the conveying pipe 2, of the circular through groove 22 is fixedly provided with a sealing lantern ring 10, the sealing lantern ring 10 is of a round platform-shaped structure provided with a through hole, the diameter of the end, close to the conveying pipe 2, of the through hole is smaller than that of the end, far away from the conveying pipe 2, of the through hole, the tangential plane of the sealing lantern ring 10 in the axial direction is of an obtuse-angle triangular structure, and an acute angle of the triangular structure points to the edge of the surface of the transmission rod 9.

Specifically, the sealing sleeve ring 10 can play a role in sealing the circular through groove 22, so that materials inside the conveying pipe 2 are prevented from entering the circular through groove 22, and the sealing sleeve ring 10 is unique in structural design, so that the contact area between the sealing sleeve ring 10 and the transmission rod 9 is reduced, and the friction resistance between the transmission rod 9 and the circular through groove 22 is greatly reduced.

Gear belt 15 passes through the through grooves 16 on the blanking pipe 3 and the power box 4, the number of the through grooves 16 is two, air bag rings 20 are fixedly arranged on the inner walls of the two groups of through grooves 16, and the inner walls of the air bag rings 20 are in contact with the surface of the gear belt 15.

Specifically, the air bladder ring 20 functions to seal the gap between the exit slot 16 and the gear belt 15, thereby preventing material falling on the top of the gear belt 15 from being transported to the interior of the power box 4.

Claims

1. A screw conveyor comprising: a charging hopper (1), a material conveying pipe (2), a blanking pipe (3), a first spiral conveying blade (5) and a horizontal rotating rod (6), it is characterized in that the charging hopper (1) is positioned at the top of one end of the material conveying pipe (2), the bottom of the other end of the material conveying pipe (2) is fixedly provided with a blanking pipe (3), a horizontal rotating rod (6) is arranged in the material conveying pipe (2), a first spiral conveying blade (5) is fixedly arranged at the edge of the horizontal rotating rod (6), one end of the horizontal rotating rod (6) close to the charging hopper (1) extends out of the outer edge of the material conveying pipe (2) to be connected with a driving motor in a transmission way, the inside activity of unloading pipe (3) is equipped with vertical dwang (7), and the surface of vertical dwang (7) is equipped with second auger delivery blade (8), its rotation is controlled by slewing mechanism in vertical dwang (7).

2. A screw conveyor according to claim 1, wherein the second screw conveying blades (8) are provided with a plurality of groups, the groups of second screw conveying blades (8) are separated from each other on the vertical rotating rod (7), a spacing ring (11) is sleeved on the vertical rotating rod (7) at a gap between the second screw conveying blades (8), and the edge of the spacing ring (11) is fixedly connected with the inner wall of the blanking pipe (3) through a connecting rod piece.

3. The screw conveyor according to claim 1, wherein the rotating mechanism comprises an accelerating circular gear (14), a gear belt (15) and a driving circular gear disc (17), the accelerating circular gear (14) is fixedly connected to the vertical rotating rod (7), the central axis of the vertical rotating rod (7) and the central axis of the accelerating circular gear (14) coincide with each other, one end of the conveying pipe (2) close to the discharging pipe (3) is fixedly provided with a power box (4), the inside of the power box (4) is movably provided with the driving circular gear disc (17), the accelerating circular gear (14) and the driving circular gear disc (17) are in transmission connection through the gear belt (15), the upper end and the lower end of the accelerating circular gear (14) and the driving circular gear disc (17) are both fixedly provided with baffle discs (13), the inside of the power box (4) is provided with a control mechanism for controlling the rotation of the driving circular gear disc (17), the rotating speed of the vertical rotating rod (7) is greater than that of the horizontal rotating rod (6).

4. A screw conveyor according to claim 3, wherein the control mechanism comprises a drive rod (9), a driven helical gear (12), a vertical rod (19) and a driving helical gear (21), one end of the transmission rod (9) is fixedly connected with one end of the horizontal rotating rod (6) close to the blanking pipe (3), the other end of the transmission rod (9) penetrates through the circular through groove (22) on the power box (4) to enter the power box (4), and is fixedly connected with the rotating shaft of the driving bevel gear (21), the driving bevel gear (21) and the driven bevel gear (12) are in mutual meshing transmission, the central axis of the driving bevel gear (21) is vertical to the central axis of the driven bevel gear (12), the rotating shaft at the bottom of the driven bevel gear (12) is fixedly connected with the top of the vertical rod (19), and the bottom of the vertical rod (19) is fixedly connected with the top center of the baffle disc (13) at the top of the driving circular gear disc (17).

5. A screw conveyor according to claim 4, wherein the vertical rod (19) is inserted inside a limit sleeve (18), and the edge of the limit sleeve (18) is fixedly connected with the inner wall of the power box (4) through a connecting rod.

6. A screw conveyor according to claim 4, characterized in that a sealing collar (10) is fixedly arranged at the end of the circular through groove (22) close to the feed conveyor pipe (2), the sealing collar (10) is of a circular truncated cone-shaped structure provided with a through hole, the diameter of the through hole close to the end of the feed conveyor pipe (2) is smaller than that of the end far away from the feed conveyor pipe (2), the section of the sealing collar (10) in the axial direction is of an obtuse-angle triangular structure, and an acute angle of the triangular structure points to the surface edge of the transmission rod (9).

7. A screw conveyor according to claim 3, wherein the gear belt (15) passes through the feed pipe (3) and the through grooves (16) of the power box (4), the number of the through grooves (16) is two, the inner walls of the two groups of through grooves (16) are fixedly provided with the air bag rings (20), and the inner walls of the air bag rings (20) are in contact with the surface of the gear belt (15).