CN213084573U - Screw conveyer convenient to clearance - Google Patents

Abstract

The utility model belongs to the technical field of the concrete equipment of transporting and specifically relates to a screw conveyer convenient to clearance is related to, its include the frame and with frame fixed connection's delivery barrel, delivery barrel's one end fixedly connected with discharging pipe, the discharging pipe inner wall rotates and is connected with the scraper blade, the scraper blade is close to and keeps away from the one end fixedly connected with connecting block that the discharging pipe exported, the connecting block is close to the terminal surface of discharging pipe seted up with discharging pipe wall thickness isopachous arc groove, discharging pipe tip wall peg graft in the arc inslot, the discharging pipe with be provided with between the connecting block and be used for the restriction the connecting block is followed discharging pipe axial displacement's mounting, discharging pipe periphery side is provided with and is used for the drive connecting block pivoted runner assembly. According to the application, the inner wall of the discharge pipe is scraped by rotating the scraper along the inner wall of the discharge pipe, and the concrete adhered to the inner wall of the discharge pipe is downwards laid, so that the effect of preventing the concrete from being solidified on the inner wall of the discharge pipe is achieved.

Description

Screw conveyer convenient to clearance

Technical Field

The application relates to the field of concrete conveying equipment, in particular to a spiral conveyor convenient to clean.

Background

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

Retrieve a chinese patent that patent application number is CN201520240338.4 now, disclose a screw conveyer, including the screw conveyer body, screw conveyer includes cylindrical barrel, is equipped with the pivot in the barrel, and the lateral wall welding of pivot has helical blade, and helical blade's limit portion is equipped with the brush, and the both ends of barrel are sealed, and barrel slope 30 sets up, and screw conveyer's feed inlet setting is at the top of barrel low point, and its discharge gate setting is in the bottom of barrel high point, and the top of barrel is equipped with water inlet and air inlet, and the barrel bottom is equipped with the discharging pipe, is equipped with the valve on the discharging pipe.

In view of the above-mentioned related art, the inventor believes that concrete adheres to the inner wall of the discharge pipe when discharged from the discharge port, and the concrete is hard after the inner wall of the pipe is solidified, thereby having a defect that the discharge pipe is blocked to affect the discharging.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the concrete of clearance discharge tube inner wall adhesion, this application provides a screw conveyer convenient to clearance.

The application provides a screw conveyer convenient to clearance adopts following technical scheme:

the utility model provides a screw conveyer convenient to clearance, including the frame and with frame fixed connection's delivery barrel, the one end fixedly connected with discharging pipe of delivery barrel, the discharging pipe inner wall rotates and is connected with the scraper blade, the scraper blade is close to and keeps away from the one end fixedly connected with connecting block of discharging pipe export, the connecting block is close to the terminal surface of discharging pipe seted up with the equal wide arc groove of discharging pipe wall thickness, discharging pipe tip wall peg graft in the arc inslot, the discharging pipe with be provided with between the connecting block and be used for the restriction the connecting block is followed discharging pipe axial displacement's mounting, discharging pipe periphery side is provided with and is used for the drive connecting block pivoted runner assembly.

By adopting the technical scheme, when the spiral conveyor works, the concrete conveying barrel moves to the discharge pipe and flows out of the spiral conveyor along the discharge pipe, when the inner wall of the discharge pipe needs to be cleaned, a worker clamps the connecting block to the end part of the discharge pipe, axial movement between the connecting block and the discharge pipe is limited under the action of the fixing piece, the connecting block can conveniently rotate along the end part of the discharge pipe under the action of the rotating assembly, the connecting block drives the scraper to rotate along the inner wall of the discharge pipe, the scraper rotates to scrape the inner wall of the discharge pipe, and concrete adhered to the inner wall of the discharge pipe is prevented from being dried and solidified on the inner wall of the discharge pipe, so that the effect of cleaning the inner wall of the; after the cleaning is finished, the fixing part is disconnected by workers, the connecting block and the scraper are taken out along the direction away from the discharging pipe, and the scraper is convenient to clean.

Preferably, the mounting sets up to the slider, the connecting block in the arc groove is close to the spout has been seted up to the inner wall of discharging pipe lateral wall, the length direction of spout with the axis of discharging pipe is perpendicular, slider sliding connection in the spout, the discharging pipe is close to first annular has been seted up to the periphery wall of connecting block, the slider peg graft in first annular and with first annular sliding connection, the connecting block side is provided with and is used for the drive the connecting block peg graft in drive assembly in the first annular.

By adopting the technical scheme, after the connecting block is clamped to the end part of the discharging pipe by a worker, the sliding block moves in the sliding groove in the direction close to the discharging pipe under the action of the driving piece until the sliding block is inserted into the first ring groove, the sliding block is matched with the first ring groove to limit the connecting block to move along the axial direction of the discharging pipe, and meanwhile, the first ring groove is matched with the sliding block to facilitate the connecting block to rotate at the end part of the discharging pipe, so that the effect of driving the scraper to clean the inner wall of the discharging pipe is achieved; after the cleaning of discharging pipe inner wall was accomplished, staff's drive slider returned to the spout in completely, took out connecting block and scraper blade along the direction of keeping away from the discharging pipe, was convenient for clear up the scraper blade.

Preferably, the drive assembly includes threaded rod and sloping block, the side of connecting block seted up with the screw hole of spout intercommunication, threaded rod threaded connection in the screw hole, the slider is close to the fixed slot has been seted up to the terminal surface of threaded rod, the sloping block with fixed slot diapire fixed connection, the inclined plane of sloping block is kept away from along the orientation the direction slope of discharging pipe, the connecting block in the spout diapire is provided with and is used for the drive the elastic component that the slider resets.

By adopting the technical scheme, after the connecting block is clamped to the end part of the discharging pipe by a worker, the threaded rod is rotated, rotates in the threaded hole, is abutted against the inclined surface of the inclined block and then moves continuously, the inclined block is driven to move towards the direction close to the discharging pipe, the inclined block drives the sliding block to move towards the direction close to the discharging pipe, and the elastic part is stretched until the sliding block is inserted into the first annular groove, so that the effect of limiting the connecting block to move along the axial direction of the discharging pipe is achieved, and the scraping plate can conveniently clean the inner wall of the discharging pipe; after the clearance is accomplished, the staff rotates the threaded rod, and the threaded rod removes to the direction of keeping away from the connecting block, and during elastic component drive slider returned to the spout, disconnection connecting block and discharging pipe between reach the effect of dismantling the connecting block clearance scraper blade.

Preferably, the elastic part is a spring, and two ends of the spring are fixedly connected with the bottom wall of the sliding groove and the end face, far away from the discharge pipe, of the sliding block respectively.

Through adopting above-mentioned technical scheme, utilize the elasticity of spring, the drive slider returns to the spout in, convenient to detach connecting block and scraper blade, convenient and fast.

Preferably, the rotating assembly comprises a gear ring connected with the outer side wall of the discharge pipe in a rotating mode and a gear meshed with the gear ring in an external mode, the gear ring is fixedly connected with the connecting block, and the gear is provided with a power part used for driving the gear to rotate.

Through adopting above-mentioned technical scheme, the gear rotation under the effect of power spare, the gear drives the ring gear and inclines rotatoryly in discharging pipe week, and the ring gear drives connecting block and scraper blade rotatory in the one end of discharging pipe, reaches the effect of clearance discharging pipe inner wall concrete.

Preferably, a second annular groove is formed in the outer side wall of the discharge pipe, a ring block is fixedly connected to the inner side of the gear ring, and the ring block is rotatably connected into the second annular groove.

Through adopting above-mentioned technical scheme, utilize the cooperation restriction ring gear of ring piece and second annular in the axial displacement of discharging pipe lateral wall, the gear drive ring gear of being convenient for is rotatory and drive connecting block and scraper blade motion in the discharging pipe lateral wall, clears up discharging pipe inner wall concrete.

Preferably, the power part is a servo motor, an output shaft of the servo motor is coaxially and fixedly connected with the gear, and the servo motor is fixedly connected with the rack.

Through adopting above-mentioned technical scheme, utilize servo motor drive gear to drive the ring gear rotatory, reach the effect that the drive scraper blade cleared up discharge tube inner wall concrete.

Preferably, the cross-sectional thickness of the scraper is gradually reduced towards the inner wall of the discharge pipe.

By adopting the technical scheme, the scraping plates can scrape and rub the inner wall of the discharge pipe conveniently, and the effect of cleaning the concrete on the inner wall of the discharge pipe is achieved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the servo motor works to drive the gear to rotate, the gear drives the gear ring to rotate along the outer peripheral wall of the discharge pipe under the limitation of the second annular groove and the annular block, and the gear ring drives the connecting block and the scraper to rotate and scrape the inner wall of the discharge pipe, so that the effect of cleaning the inner wall of the discharge pipe is achieved;

2. the threaded rod is rotated, the threaded rod rotates in the threaded hole and moves towards the direction far away from the connecting block, the spring elastic reset driving sliding block completely returns to the sliding groove, the bolt between the gear ring and the connecting block is disassembled, and the effect of disassembling the connecting block cleaning scraper is achieved.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of a partial cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic view of a partial cross-sectional structure taken along line B-B in fig. 1.

Reference numerals: 1. a frame; 2. a conveying barrel; 3. a discharge pipe; 4. a squeegee; 5. connecting blocks; 6. an arc groove; 7. a slider; 8. a chute; 9. a first ring groove; 10. a threaded rod; 11. a threaded hole; 12. fixing grooves; 13. a sloping block; 14. a spring; 15. a ring gear; 16. a gear; 17. a second ring groove; 18. a ring block; 19. a servo motor; 20. and (4) bolts.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, the embodiment of the application discloses a spiral conveyor convenient to clean, which comprises a rack 1 and a conveying barrel 2 fixedly connected with the rack 1, wherein a discharging pipe 3 is fixedly connected to one end of the conveying barrel 2 along the vertical direction, a scraping plate 4 is rotatably connected to the inner wall of the discharging pipe 3, the thickness of the cross section of the scraping plate 4 is reduced towards the direction close to the inner wall of the discharging pipe 3, and concrete adhered to the inner wall of the discharging pipe 3 is conveniently scraped; one end fixedly connected with connecting block 5 that discharging pipe 3 was kept away from to scraper blade 4, and connecting block 5 is close to the terminal surface of discharging pipe 3 and has offered the arc groove 6 that width and 3 wall thickness of discharging pipe equal, and 3 tip of discharging pipe are pegged graft in arc groove 6, and connecting block 5 sliding connection keeps away from the tip of carrying bucket 2 in discharging pipe 3.

Referring to fig. 1 and 2, in order to facilitate the connection block 5 to rotate on the outer peripheral side of the discharge pipe 3, a rotating assembly is arranged on one side of the outer side wall of the discharge pipe 3 close to the connection block 5, the rotating assembly comprises a gear ring 15 rotatably connected with one side of the outer side wall of the discharge pipe 3 close to the connection block 5 and a gear 16 externally engaged with the gear ring 15, and the gear ring 15 is fixedly connected with the connection block 5 through a bolt 20. A second annular groove 17 is formed in one side, close to the connecting block 5, of the outer side wall of the discharging pipe 3, an annular block 18 is fixedly connected to the inner side of the gear ring 15, the annular block 18 is rotatably connected into the second annular groove 17, the annular block 18 and the second annular groove 17 are matched to limit axial movement of the gear ring 15 on the outer side wall of the discharging pipe 3, and the gear 16 is convenient to drive the gear ring 15 to rotate on the outer side wall of the discharging pipe 3.

Referring to fig. 1 and 2, in order to facilitate the rotation of the gear 16, the gear 16 is provided with a power member, the power member is provided with a servo motor 19, an output shaft of the servo motor 19 is coaxially and fixedly connected with the gear 16, and the servo motor 19 is fixedly connected with the frame 1.

When the screw conveyor works, the concrete conveying barrel 2 moves to the discharge pipe 3, the concrete flows out of the screw conveyor along the discharge pipe 3, when the inner wall of the discharge pipe 3 needs to be cleaned, a worker drives the servo motor 19 to work, the servo motor 19 drives the gear 16 to rotate, the gear 16 drives the gear ring 15 to rotate along the outer peripheral wall of the discharge pipe 3 under the limitation of the second annular groove 17 and the annular block 18, the gear ring 15 drives the connecting block 5 to rotate along the end part, far away from the conveying barrel 2, of the discharge pipe 3, the connecting block 5 drives the scraper 4 to rotate in a mode of being close to the inner wall of the discharge pipe 3, the scraper 4 rotates to scrape the inner wall of the discharge pipe 3, and concrete adhered to the inner wall of the discharge pipe 3 is prevented from being dried.

Refer to fig. 1 and fig. 3, for the convenience of dismantling connecting block 5 and clear up, the tip of discharging pipe 3 is provided with the mounting, the mounting sets up to slider 7, connecting block 5 has seted up spout 8 near the cambered surface of 3 lateral walls of discharging pipe, slider 7 sliding connection is in spout 8, the lateral wall of discharging pipe 3 is close to the one end of connecting block 5 and has radially seted up first annular 9, slider 7 pegs graft in first annular 9 and with first annular 9 sliding connection, slider 7 sets up to cambered surface and radius that the radius equals the radius of 3 lateral walls of discharging pipe near discharging pipe 3, be convenient for slider 7 and the inner wall laminating of first annular 9, slider 7 and the cooperation restriction connecting block 5 of first annular 9 are in the axial displacement of 3 lateral walls of discharging pipe, be convenient for ring 15 drive connecting block 5 is rotatory in.

Referring to fig. 1 and fig. 3, for the convenience of slider 7 pegs graft in first annular 9, connecting block 5 is provided with the driving piece, the driving piece sets up to threaded rod 10, threaded hole 11 with 8 intercommunications of spout is seted up to the side of connecting block 5, threaded rod 10 threaded connection is in threaded hole 11, slider 7 has been close to threaded rod 10 terminal surface and has been seted up fixed slot 12, fixed slot 12 diapire fixedly connected with sloping block 13, the direction of discharging pipe 3 is kept away from to the inclined plane orientation of sloping block 13, when the inclined plane motion of sloping block 13 is followed to the diapire of fixed slot 12 in the motion of threaded rod 10, slider 7 pegs graft in first annular 9 and slider 7's cambered surface and.

Referring to fig. 1 and 3, in order to facilitate the slider 7 to return the spout 8, the connecting block 5 is provided with the elastic component in 8 diapalls of spout, the elastic component sets up to spring 14, spring 14's both ends are kept away from the terminal surface fixed connection of discharging pipe 3 with 8 diapalls of spout and slider 7 respectively, after screwing out threaded rod 10 to the direction of keeping away from sloping block 13, spring 14's elastic drive slider 7 returns to in the spout 8, reach the effect that disconnected connecting block 5 is connected with discharging pipe 3, dismantle connecting block 5 and scraper blade 4, and is convenient and fast.

After the clearance of 3 inner walls of discharging pipe is accomplished, the staff rotates threaded rod 10, threaded rod 10 is rotatory and to the direction removal of keeping away from connecting block 5 in screw hole 11, the scope of action that spring 14 elasticity reset drive slider 7 breaks away from first annular 9, return completely to in spout 8, reach the effect of being connected between disconnected connecting block 5 and discharging pipe 3, dismantle bolt 20 between ring gear 15 and the connecting block 5, take out from connecting block 5 along the direction of keeping away from discharging pipe 3, connecting block 5 drives scraper blade 4 and removes to the direction of keeping away from discharging pipe 3, reach the effect of dismantling connecting block 5 clearance scraper blade 4.

After scraper blade 4 clearance is accomplished, with the tip of connecting block 5 joint to discharging pipe 3, rotate threaded rod 10, threaded rod 10 is rotatory in screw hole 11 to continue rotatoryly after the inclined plane butt with sloping block 13, threaded rod 10 drive sloping block 13 and slider 7 move to being close to discharging pipe 3 direction in spout 8, and extension spring 14, until slider 7 plug-in connection to first annular 9 in, utilize bolt 20 to connect ring gear 15 and connecting block 5, reach connecting block 5 and ring gear 15 fixed connection's effect, be convenient for drive ring gear 15 drives scraper blade 4 and clears up the concrete of discharging pipe 3 inner wall.

The implementation principle of the embodiment is as follows: when the inner wall of the tapping pipe 3 is cleaned, a worker drives the servo motor 19 to work to drive the gear 16 to rotate, the gear 16 drives the gear ring 15 to rotate along the outer peripheral wall of the tapping pipe 3 under the limitation of the second annular groove 17 and the annular block 18, the gear ring 15 drives the connecting block 5 and the scraper 4 to rotate along the inner wall of the tapping pipe 3, the scraper 4 rotates to scrape the inner wall of the tapping pipe 3, and concrete adhered to the inner wall of the tapping pipe 3 is discharged, so that the effect of cleaning the inner wall of the tapping pipe 3 is achieved.

After the inner wall of the discharge pipe 3 is cleaned, a worker rotates the threaded rod 10, the threaded rod 10 rotates in the threaded hole 11 and moves in the direction far away from the connecting block 5, the spring 14 elastically resets to drive the sliding block 7 to completely return to the sliding groove 8, the bolt 20 between the gear ring 15 and the connecting block 5 is disassembled, the connecting block 5 is pulled away in the direction far away from the discharge pipe 3, and the effect of disassembling the connecting block 5 and cleaning the scraper 4 is achieved; after the scraper 4 is cleaned, the connecting block 5 is clamped to the end part of the discharging pipe 3, the threaded rod 10 is rotated to drive the inclined block 13 and the sliding block 7 to move towards the direction close to the discharging pipe 3 and stretch the spring 14 until the sliding block 7 is inserted into the first annular groove 9, the bolt 20 is used for connecting the gear ring 15 with the connecting block 5, and the gear ring 15 is convenient to drive the connecting block 5 to rotate around the discharging pipe 3.

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

Claims (8)

1. The utility model provides a screw conveyer convenient to clearance, including frame (1) and with frame (1) fixed connection's conveying barrel (2), the one end fixedly connected with discharging pipe (3) of conveying barrel (2), its characterized in that: discharging pipe (3) inner wall rotates and is connected with scraper blade (4), scraper blade (4) are close to and keep away from the one end fixedly connected with connecting block (5) of discharging pipe (3) export, connecting block (5) are close to the terminal surface of discharging pipe (3) seted up with arc groove (6) that discharging pipe (3) wall thickness is aequilate, discharging pipe (3) tip wall peg graft in arc groove (6), discharging pipe (3) with be provided with between connecting block (5) and be used for the restriction connecting block (5) are followed discharging pipe (3) axial displacement's mounting, discharging pipe (3) periphery side is provided with and is used for the drive connecting block (5) pivoted runner assembly.

2. The easy-to-clean screw conveyor of claim 1, wherein: the mounting sets up to slider (7), connecting block (5) in arc groove (6) are close to spout (8) have been seted up to the inner wall of discharging pipe (3) lateral wall, the length direction of spout (8) with the axis of discharging pipe (3) is perpendicular, slider (7) sliding connection in spout (8), discharging pipe (3) are close to first annular (9) have been seted up to the periphery wall of connecting block (5), slider (7) peg graft in first annular (9) and with first annular (9) sliding connection, connecting block (5) side is provided with and is used for the drive connecting block (5) peg graft in drive assembly in first annular (9).

3. The easy-to-clean screw conveyor of claim 2, wherein: drive assembly includes threaded rod (10) and sloping block (13), the side of connecting block (5) seted up with screw hole (11) of spout (8) intercommunication, threaded rod (10) threaded connection in screw hole (11), slider (7) are close to fixed slot (12) have been seted up to the terminal surface of threaded rod (10), sloping block (13) with fixed slot (12) diapire fixed connection, the inclined plane of sloping block (13) is kept away from along the orientation the direction slope of discharging pipe (3), connecting block (5) in spout (8) diapire is provided with and is used for the drive slider (7) the elastic component that resets.

4. The easy-to-clean screw conveyor of claim 3, wherein: the elastic piece is provided with a spring (14), and two ends of the spring (14) are fixedly connected with the bottom wall of the sliding groove (8) and the end face, far away from the discharge pipe (3), of the sliding block (7) respectively.

5. The easy-to-clean screw conveyor of claim 1, wherein: the rotating assembly comprises a gear ring (15) rotatably connected with the outer side wall of the discharge pipe (3) and a gear (16) externally meshed with the gear ring (15), the gear ring (15) is fixedly connected with the connecting block (5), and the gear (16) is provided with a power part for driving the gear (16) to rotate.

6. The easy-to-clean screw conveyor of claim 5, wherein: second annular (17) have been seted up to discharging pipe (3) lateral wall, ring gear (15) inboard fixedly connected with ring piece (18), ring piece (18) rotate connect in second annular (17).

7. The easy-to-clean screw conveyor of claim 6, wherein: the power part is set as a servo motor (19), an output shaft of the servo motor (19) is coaxially and fixedly connected with the gear (16), and the servo motor (19) is fixedly connected with the rack (1).

8. The easy-to-clean screw conveyor of claim 1, wherein: the thickness of the cross section of the scraper (4) is gradually reduced towards the direction close to the inner wall of the discharge pipe (3).

Images