CN214933369U

CN214933369U - Concrete powder screw conveyer

Info

Publication number: CN214933369U
Application number: CN202120827179.3U
Authority: CN
Inventors: 明勇; 余勇; 陈勇
Original assignee: Sichuan Hengding Building Materials Co ltd
Current assignee: Sichuan Hengding Building Materials Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-30
Anticipated expiration: 2031-04-21

Abstract

The application relates to a concrete powder screw conveyer, it includes the casing, helical blade and axis of rotation, helical blade is fixed to be set up in the axis of rotation, the axis of rotation rotates and sets up in the casing, the one end of casing is provided with the driving source of being connected with the one end of axis of rotation, it is connected with the washing portion that is used for cleaning the casing inner wall to slide along the axis of rotation is radial on the helical blade, washing portion is provided with a plurality ofly along the even interval of axis of rotation axial, be provided with the stop gear who is used for restricting the removal of washing portion in the axis of rotation. When the staff need clear up screw conveyer's casing is inside, through removing the spiral blade upper cleaning portion outside stretching out spiral blade, make cleaning portion and casing inner wall contact, reuse stop gear is spacing fixed to cleaning portion, start the driving source at last and order about axis of rotation and spiral blade and rotate, can make the outer cleaning portion of spiral blade wash casing inner wall along with spiral blade rotation in-process, this application has the effect that improves screw conveyer and washs the convenience.

Description

Concrete powder screw conveyer

Technical Field

The application relates to the field of concrete production equipment, in particular to a concrete powder screw conveyor.

Background

Due to the development of the building industry, concrete is indispensable in building materials, and because most of the existing buildings are multi-storey, concrete needs to be conveyed to high-rise buildings, and a concrete conveying device becomes an important factor influencing the construction efficiency.

The patent with the publication number of CN210972731U discloses a screw conveyor, which mainly comprises a head bearing, a head end plate, a trough, a rotating shaft, a helical blade, a tail bearing, a tail end plate, a cover plate, a frame plate, a speed reducer, a driving belt pulley, a driven belt pulley and a transmission belt. The feeding device comprises a feeding hopper, a feeding pipe, a spiral blade, a rotating shaft and a feeding pipe, wherein the feeding pipe is arranged on the upper portion of the feeding pipe; under the driving action of the speed reducer, the spiral blade rotates along with the rotating shaft to push the material to move forwards.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: usually, a gap exists between the helical blade and the inner wall of the material groove of the conveyor, so that when the concrete powder is conveyed, the concrete powder is easy to be attached to the inner wall of the material groove under the action of static electricity and the like, and is inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

In order to wash screw conveyer's silo inner wall for the convenience, this application provides a concrete powder screw conveyer.

The application provides a concrete powder screw conveyer adopts following technical scheme:

the utility model provides a concrete powder screw conveyer, includes casing, helical blade and axis of rotation, helical blade is fixed to be set up in the axis of rotation, the axis of rotation rotates and sets up in the casing, the one end of casing is provided with the driving source of being connected with the one end of axis of rotation, it is connected with the washing portion that is used for cleaning the casing inner wall to slide along the axis of rotation is radial on the helical blade, the washing portion is provided with a plurality ofly along the even interval of axis of rotation axial, be provided with the stop gear who is used for restricting the removal of washing portion in the axis of rotation.

Through adopting above-mentioned technical scheme, when the staff need clear up screw conveyer's casing inside, through with the spiral blade upper cleaning portion remove to stretching out outside the spiral blade, make cleaning portion and the contact of casing inner wall, reuse stop gear is spacing fixed to cleaning portion, start the driving source at last and order about axis of rotation and spiral blade and rotate, can make the outer cleaning portion of spiral blade wash casing inner wall along with spiral blade rotation in-process for screw conveyer washs conveniently.

Optionally, the cleaning part comprises a sliding seat and a brush head, the sliding seat is connected to the spiral blades in a sliding mode along the radial direction of the rotating shaft, and the brush head is detachably connected with the sliding seat.

Through adopting above-mentioned technical scheme, when the axis of rotation removal was kept away from to the sliding seat, brush head and casing inner wall contact can be to the inside washing of casing, use for a long time and cause wearing and tearing back at the brush head, and the staff can change brush head from the dismantlement of sliding seat, convenient operation.

Optionally, an insertion groove is formed in the side wall, away from the rotating shaft, of the sliding seat along the sliding direction of the sliding seat, an insertion block matched with the insertion groove is arranged on the brush head, the insertion block is inserted into the insertion groove, and a first elastic piece used for driving the insertion block to be away from the bottom wall of the insertion groove is arranged in the insertion groove.

Through adopting above-mentioned technical scheme, keep away from the axis of rotation at the sliding seat and remove and spacing fixed back, promote the brush head through first elastic component and keep with casing inner wall contact state, improve the cleaning performance to the casing.

Optionally, a threaded hole communicated with the insertion groove is formed in the side wall of the sliding seat, a strip-shaped groove corresponding to the threaded hole is formed in the insertion block, the length direction of the strip-shaped groove is parallel to the depth direction of the insertion groove, a limiting bolt is connected in the threaded hole in a threaded manner, and the limiting bolt is connected with the strip-shaped groove in a sliding manner along the length direction of the strip-shaped groove.

Through adopting above-mentioned technical scheme, use spacing bolt to pass the screw hole to slide through spacing bolt tip and connect in the bar inslot, can deviate from the inserting groove at the restriction inserted block simultaneously, restriction inserted block wire removal in the inserting groove, simple structure, brush head easy dismounting.

Optionally, stop gear includes slide bar, kicking block and second elastic component, the slide bar slides along the axis of rotation axial and sets up in the axis of rotation, the kicking block is fixed to be set up on the face of the axis of rotation is kept away from to the slide bar, set up the activity hole that supplies slide bar and movable block to pass through on the spiral blade, the lateral wall of axis of rotation is kept away from to the kicking block, and sets up to the spigot surface with slide bar length direction vertically edge, the spigot surface of kicking block is used for being close to the one end contact of axis of rotation with the sliding seat, when the lateral wall contact of axis of rotation was kept away from to the sliding seat and kicking block, the inner wall contact of brush head and casing, the second elastic component is used for ordering about the sliding seat and is close to the axis of rotation, the one end that the driving source was kept away from to the axis of rotation is provided with the spacing subassembly that is used for restricting the slide bar and removes.

Through adopting above-mentioned technical scheme, the staff is pulling the slide bar and is deviating from the back to the kicking block from the helical blade, the sliding seat is pulled under second elastic component elastic force and is close to the axis of rotation, when brush first butt casing inner wall on the sliding seat is ordered about to needs, promote the slide bar, make the kicking block on the slide bar insert in the last movable hole of helical blade, and make spigot surface and sliding seat contact on the kicking block, promote the sliding seat and keep away from the axis of rotation, stretch out the helical blade outside at the sliding seat after, use spacing subassembly to the slide bar rigidity, can make the brush head rotate the in-process along with helical blade and keep washing casing inner wall, high durability and convenient use.

Optionally, spacing subassembly includes positioning bolt, the casing is stretched out to the one end that the driving source was kept away from to the axis of rotation, the one end rigid coupling that the axis of rotation stretched out the casing has the mounting disc, set up the mounting hole that supplies the slide bar activity on the mounting disc, the mounting hole is worn to establish by the one end of slide bar, the one end that the slide bar stretches out the mounting hole is rotated and is connected with the installation piece, the rigid coupling has the connecting seat in the quotation that the mounting disc is close to the installation piece, set up the through-hole that supplies positioning bolt to pass on the connecting seat, all set up on connecting seat and the mounting disc with the positioning bolt adaptation, and can align with the through-hole installation screw.

Through adopting above-mentioned technical scheme, when the staff fixes the slide bar, with the installation piece mounting disc of laminating, the through-hole aligns the installation screw on the mounting disc on making the installation piece, and threaded connection fixes in the installation screw after reusing positioning bolt passing the installation piece, compresses tightly the installation piece and can restrict the slide bar and slide along the axis of rotation axial to and behind the pulling slide bar, paste the installation piece tightly and also can fix convenient operation at another position to the slide bar on the connecting seat.

Optionally, the second elastic element is a second spring, a sliding groove is formed in the inner wall of the movable hole along the sliding direction of the sliding seat, a sliding block is fixedly arranged on the sliding seat, the sliding block is connected to the sliding seat in a sliding manner, the second spring is arranged in the sliding groove, and the projection of the sliding groove on the side wall of the sliding seat is located in the side wall covering area of the sliding seat.

Through adopting above-mentioned technical scheme, at the activity sliding seat in-process, the spout opening that will install the second spring through the sliding seat shields, can prevent effectively that the material from influencing second spring normal use in getting into the second spring.

Optionally, one end of the sliding seat close to the rotating shaft is rotatably provided with a roller, and the roller is in rolling contact with the surface of the top block.

Through adopting above-mentioned technical scheme, when the kicking block activity pushed away the sliding seat, the gyro wheel on the sliding seat slided on the kicking block, reduced wearing and tearing between sliding seat and the kicking block, improved the life of kicking block and sliding seat.

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

1. when workers need to clean the interior of a shell of the spiral conveyor, the cleaning part on the spiral blade is moved to extend out of the spiral blade, so that the cleaning part is contacted with the inner wall of the shell, the cleaning part is limited and fixed by using a limiting mechanism, and finally, a driving source is started to drive the rotating shaft and the spiral blade to rotate, so that the cleaning part outside the spiral blade can clean the inner wall of the shell in the rotating process along with the spiral blade, and the spiral conveyor is convenient to clean;

2. the limiting bolt penetrates through the threaded hole and is connected in the strip-shaped groove in a sliding mode through the end portion of the limiting bolt, the insertion block can be limited from falling out of the insertion groove, meanwhile, the insertion block is limited from moving in the insertion groove in a wired mode, the structure is simple, and the brush head is convenient to disassemble and assemble;

3. the staff is pulling the slide bar and is deviating from the back to the kicking block from the helical blade, the sliding seat is pulled under second elastic component elastic force and is close to the axis of rotation, when brush head butt casing inner wall on the sliding seat is ordered about to needs, promote the slide bar, make the kicking block on the slide bar insert in the last movable orifice of helical blade, and make the kicking block go up spigot surface and sliding seat contact, promote the sliding seat and keep away from the axis of rotation, stretch out the helical blade outside at the sliding seat after, use spacing subassembly to the slide bar rigidity, can make the brush head rotate the in-process along with helical blade and keep rinsing casing inner wall, high durability and convenient use.

Drawings

Fig. 1 is a schematic view of the overall structure of a screw conveyor according to an embodiment of the present application.

Fig. 2 is a partial sectional structural schematic view of a screw conveyor according to an embodiment of the present application.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is an exploded view of a cleaning part according to an embodiment of the present application.

Fig. 5 is a partially enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a housing; 2. a helical blade; 3. a rotating shaft; 4. a drive source; 5. a cleaning section; 51. a sliding seat; 511. a slider; 52. a brush head; 53. inserting grooves; 54. inserting a block; 55. a first elastic member; 56. a threaded hole; 57. a strip-shaped groove; 58. a limit bolt; 59. a roller; 6. a limiting mechanism; 61. a slide bar; 62. a top block; 63. a second elastic member; 64. a movable hole; 641. a chute; 65. a guide surface; 66. a limiting component; 661. positioning the bolt; 662. mounting holes; 663. mounting a sheet; 664. a through hole; 665. a connecting seat; 666. mounting a screw hole; 667. and (7) mounting a disc.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses concrete powder screw conveyer. Referring to fig. 1, the portable electronic device comprises a housing 1, wherein the housing 1 is hollow, a rotating shaft 3 is rotatably mounted in the housing 1, and the length direction of the rotating shaft 3 is consistent with the length direction of the housing. Helical blade 2 is fixed on rotating shaft 3 along the circumference spiral welding of rotating shaft 3, leaves the clearance between helical blade 2 and the inner wall of casing. The casing is provided with a driving source 4 for driving the rotating shaft 3 to rotate, and the helical blade 2 is provided with a cleaning part 5 for cleaning the inner wall of the casing in a sliding way along the radial direction of the rotating shaft 3.

Referring to fig. 1, 2 and 3, in the present embodiment, the driving source 4 is a motor, and an output shaft of the motor is coaxially fixed to one end of the rotating shaft 3 by a coupling. Cleaning portion 5 includes sliding seat 51 and brush head 52, and sliding seat 51 slides and installs on helical blade 2, and sliding seat 51 is last to be seted up the installing port that supplies sliding seat 51 activity, and welded fastening has slider 511 on the lateral wall of sliding seat 51 and the laminating of installing port inner wall, offers on the inner wall of installing port to supply the gliding spout 641 of slider 511.

Referring to fig. 2, 3 and 4, an insertion groove 53 is formed in an end surface of the sliding seat 51 facing away from the rotating shaft 3, an insertion block 54 is detachably connected in the insertion groove 53, and the brush head 52 is fixed on the insertion block 54. The threaded hole 56 of intercommunication inserting groove 53 is seted up on the lateral wall of sliding seat 51, correspond threaded hole 56 position on the lateral wall of inserted block 54 and seted up the bar groove 57 parallel with inserting groove 53 depth direction, threaded connection has stop bolt 58 in the threaded hole 56 to stop bolt 58's one end stretches into in the bar is downthehole, and slides in the bar hole. In this embodiment, the limit bolt 58 is a countersunk bolt.

The insertion groove 53 is further provided with a first elastic member 55 for pushing the insertion block 54 to extend out of the insertion groove 53, in this embodiment, the first elastic member 55 is a first spring, the first spring is installed in the insertion groove 53, one end of the first spring is fixedly connected with the inner bottom wall of the insertion groove 53, and the other end of the first spring is fixedly connected with the insertion block 54. When the brush head 52 cleans the inner wall of the casing 1, the brush head 52 can keep a state of being attached to the inner wall of the casing 1 under the thrust of the first elastic member 55, and the cleaning effect on the casing 1 is good.

In order to drive the cleaning part 5 to move on the helical blade 2 and limit the position of the cleaning part 5, a limiting mechanism 6 for limiting the movement of the cleaning part 5 is arranged on the rotating shaft 3, and in the embodiment, the limiting mechanism 6 comprises a sliding rod 61, a top block 62 and a second elastic piece 63. The side wall of the rotating shaft 3 is provided with a sliding groove along the length direction, and the sliding rod 61 is connected to the sliding groove in a sliding manner. The sliding rod 61 penetrates through the helical blade 2, the top block 62 is integrally welded and fixed on the side wall of the sliding rod 61 far away from the rotating shaft 3, and a movable hole 64 for the sliding rod 61 and the top block 62 to pass through is formed in the helical blade 2 in a penetrating mode. One end of the mounting opening of the helical blade 2 close to the rotating shaft 3 is communicated with the movable hole 64, and one end of the sliding seat 51 close to the rotating shaft 3 can extend into the movable hole 64. The end surface of the top block 62 away from the rotating shaft 3 and the edge perpendicular to the axis of the sliding rod 61 are provided with guide surfaces 65 for contacting the sliding seat 51 with the guide surfaces 65 and pushing the sliding seat 51 away from the rotating shaft 3 when the top block 62 is driven to move into the corresponding movable hole 64. In order to reduce the friction between the sliding seat 51 and the guide surface 65, a roller 59 is rotatably mounted on one end of the sliding seat 51 near the rotating shaft 3, the axis of the roller 59 is parallel to the guide surface 65 and is perpendicular to the axis of the rotating shaft 3, and the roller 59 is used for rolling contact with the guide surface 65 on the top block 62.

In this embodiment, the second elastic member 63 is a second spring, the second spring is disposed in the sliding groove 641 in the mounting opening, one end of the second spring is fixedly connected to the inner wall of one end of the sliding groove 641, and the other end of the second spring is fixedly connected to the sliding block 511 on the sliding seat 51. The second elastic member 63 is used to pull the sliding seat 51 to approach the rotating shaft 3, so that the sliding seat 51 can drive the brush head 52 to be received in the helical blade 2 after the top block 62 is moved out of the movable opening.

Referring to fig. 2, 3 and 5, a stopper 66 is further provided on the rotary shaft 3 to fix the position of the slide rod 61 after pulling the slide rod 61. One end of the rotating shaft 3, which is far away from the driving source 4, extends out of the casing 1, one end of the rotating shaft 3, which extends out of the casing 1, is coaxially welded and fixed with a mounting disc 667, and a connecting seat 665 is integrally processed on the disc surface of the casing 1, which is far away from the mounting disc 667. An installation hole 662 for the sliding rod 61 to move is formed in the installation plate 667 in a penetrating manner, the sliding rod 61 penetrates through the installation hole 662, an installation piece 663 is rotatably connected to one end, away from the driving source 4, of the sliding rod 61, and when the installation piece 663 is attached to the installation plate 667 or the connection seat 665, the top block 62 on the sliding rod 61 is respectively in a state of being embedded with the moving port and being separated from the moving port. In this embodiment, the limiting assembly 66 includes a positioning bolt 661, and the mounting plate 667 and the connecting seat 665 are both provided with mounting screw holes 666 adapted to the positioning bolt 661, and the mounting plate 663 is provided with a through hole 664 for the positioning bolt 661 to pass through. After the positioning bolt 661 penetrates through the through hole 664 in the mounting plate 663, the positioning bolt 661 is in threaded connection with the threaded hole 56 in the mounting plate 667 or the connecting seat 665, the mounting plate 663 is pressed on the mounting plate 667 or the connecting seat 665, and the sliding rod 61 can be effectively limited to slide on the rotating shaft 3 along the axial direction of the rotating shaft 3.

In order to increase the cleaning effect on the inner wall of the casing 1, four sliding rods 61 are uniformly arranged along the circumferential direction of the rotating shaft 3 at intervals, the helical blades 2 are provided with four corresponding sliding rods 61, corresponding cleaning parts 5 are arranged in four directions, and the cleaning parts 5 are arranged along the axial direction of the rotating shaft 3 at intervals.

The implementation principle of the concrete powder screw conveyor in the embodiment of the application is as follows: when the staff need clear up the casing 1 inside screw conveyer, through the one end operation slide bar 61 that keeps away from the driving source 4 from axis of rotation 3, promote slide bar 61 and the kicking block 62 on the slide bar 61 and imbed in helical blade 2 activity mouth, with helical blade 2 on the washing portion 5 promote to move to stretching out helical blade 2 outside, make washing portion 5 and casing 1 inner wall contact. And the positioning bolt 661 is used for limiting and fixing the position of the sliding rod 61, and then the driving source 4 is started to drive the rotating shaft 3 and the helical blade 2 to rotate, so that the inner wall of the casing 1 can be cleaned by the cleaning part 5 outside the helical blade 2 in the rotating process along with the helical blade 2, and the helical conveyer is convenient to clean.

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

1. The utility model provides a concrete powder screw conveyer, includes casing (1), helical blade (2) and axis of rotation (3), helical blade (2) are fixed to be set up on axis of rotation (3), axis of rotation (3) are rotated and are set up in casing (1), the one end of casing (1) is provided with driving source (4) of being connected with the one end of axis of rotation (3), its characterized in that: helical blade (2) are gone up and are connected with cleaning part (5) that are used for cleaning casing (1) inner wall along axis of rotation (3) radial sliding, cleaning part (5) are provided with a plurality ofly along axis of rotation (3) axial uniform interval, be provided with stop gear (6) that are used for restricting cleaning part (5) and remove on axis of rotation (3).

2. A concrete powder screw conveyor according to claim 1, characterized in that: the cleaning part (5) comprises a sliding seat (51) and a brush head (52), the sliding seat (51) is connected to the spiral blade (2) in a sliding mode along the radial direction of the rotating shaft (3), and the brush head (52) is detachably connected with the sliding seat (51).

3. A concrete powder screw conveyor according to claim 2, characterized in that: the brush head is characterized in that an insertion groove (53) is formed in the side wall, away from the rotating shaft (3), of the sliding seat (51) along the sliding direction of the sliding seat (51), an insertion block (54) matched with the insertion groove (53) is arranged on the brush head (52), the insertion block (54) is inserted into the insertion groove (53), and a first elastic piece (55) used for driving the insertion block (54) to be away from the bottom wall of the insertion groove (53) is arranged in the insertion groove (53).

4. A concrete powder screw conveyor according to claim 3, characterized in that: the side wall of the sliding seat (51) is provided with a threaded hole (56) communicated with the insertion groove (53), the insertion block (54) is provided with a strip-shaped groove (57) corresponding to the threaded hole (56), the length direction of the strip-shaped groove (57) is parallel to the depth direction of the insertion groove (53), the threaded hole (56) is internally threaded with a limiting bolt (58), and the limiting bolt (58) is connected with the strip-shaped groove (57) in a sliding mode along the length direction of the strip-shaped groove (57).

5. A concrete powder screw conveyor according to any one of claims 2-4, wherein: the limiting mechanism (6) comprises a sliding rod (61), a top block (62) and a second elastic piece (63), the sliding rod (61) slides along the axial direction of the rotating shaft (3) and is arranged on the rotating shaft (3), the top block (62) is fixedly arranged on the surface of the sliding rod (61) far away from the rotating shaft (3), a movable hole (64) for the sliding rod (61) and the movable block to pass through is formed in the spiral blade (2), the top block (62) is far away from the side wall of the rotating shaft (3), the edge perpendicular to the length direction of the sliding rod (61) is provided with a guide surface (65), the guide surface (65) of the top block (62) is used for contacting with one end, close to the rotating shaft (3), of the sliding seat (51) and the top block (62), when the sliding seat (51) is contacted with the side wall, far away from the rotating shaft (3), the brush head (52) is contacted with the inner wall of the machine shell (1), the second elastic piece (63) is used for driving the sliding seat (51) to be close to the rotating shaft (3), and one end, far away from the driving source (4), of the rotating shaft (3) is provided with a limiting assembly (66) used for limiting the sliding rod (61) to move.

6. A concrete powder screw conveyor according to claim 5, characterized in that: the limiting assembly (66) comprises a positioning bolt (661), one end of the rotating shaft (3) far away from the driving source (4) extends out of the machine shell (1), a mounting disc (667) is fixedly connected at one end of the rotating shaft (3) extending out of the casing (1), the mounting disc (667) is provided with a mounting hole (662) for the sliding rod (61) to move, one end of the sliding rod (61) penetrates through the mounting hole (662), one end of the sliding rod (61) extending out of the mounting hole (662) is rotatably connected with a mounting piece (663), a connecting seat (665) is fixedly connected on the disc surface of the mounting disc (667) close to the mounting sheet (663), a through hole (664) for the positioning bolt (661) to pass through is arranged on the connecting seat (665), all offer on connecting seat (665) and mounting disc (667) with positioning bolt (661) adaptation, and can with through-hole (664) alignment installation screw (666).

7. A concrete powder screw conveyor according to claim 5, characterized in that: the second elastic piece (63) is a second spring, a sliding groove (641) is formed in the inner wall of the movable hole (64) along the sliding direction of the sliding seat (51), a sliding block (511) is fixedly arranged on the sliding seat (51), the sliding block (511) is connected to the sliding seat (51) in a sliding mode, the second spring is arranged in the sliding groove (641), and the projection of the sliding groove (641) on the side wall of the sliding seat (51) is located in the side wall covering area of the sliding seat (51).

8. A concrete powder screw conveyor according to claim 5, characterized in that: one end of the sliding seat (51) close to the rotating shaft (3) is rotatably provided with a roller (59), and the roller (59) is in rolling contact with the surface of the ejector block (62).