CN210935920U

CN210935920U - Premixing mortar screening machine

Info

Publication number: CN210935920U
Application number: CN201921599355.1U
Authority: CN
Inventors: 考宏宁
Original assignee: Anhui Wogao Ready Mixed Mortar Co ltd
Current assignee: Hefei Water New Building Materials Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-07
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a ready-mixed mortar screening machine, which comprises a feeding device and a screening device, wherein the screening device comprises a plurality of first supporting legs, connect on first support leg upper portion and the mount that sets up for the slope, install the ejection of compact conveyer belt on mount upper portion, install the drum sieve through drive assembly on the mount, the both sides that lie in drum sieve length direction on the mount are provided with the striker plate, the top of two striker plates is connected with the first mounting bracket that is close to loading attachment one side, one side that loading attachment was kept away from to two striker plates is connected with the second mounting bracket, first mounting bracket upper portion is connected with the bearing frame, second mounting bracket upper portion is connected with first motor, it has the dwang to peg graft between first motor output and the bearing frame, install a plurality of sheets of rubber on the dwang, the length of sheet of rubber is greater than the distance between the dwang apart from. The utility model discloses have and detach moist sand from the drum sieve to the better effect of screening effect of the interior sand of messenger's drum sieve.

Description

Premixing mortar screening machine

Technical Field

The utility model belongs to the technical field of the screening technique and specifically relates to a sand screening machine for ready-mixed mortar.

Background

At present, in building construction, sand needs to be screened, sundries such as stones in the sand are screened out from the sand, follow-up work is guaranteed, on former construction sites, the sand is usually screened by traditional manual sand screening, a sand screen is obliquely supported on the ground, then the sand is manually poured on the top of the sand screen, the sand smaller than the caliber of a gauze penetrates through the sand screen in the process of falling off of the sand screen, the sand larger than the caliber of the sand screen is filtered and slides down to the bottom of the sand screen, the method is low in efficiency and high in cost, and the requirement of a building for sand screening efficiency can not be met far.

Present, chinese utility model patent that publication number is CN207126791U discloses a husky material screening equipment, comprising a frame body, the support body below is equipped with the conveyer belt, the support body upper end is equipped with the feeder hopper, the bottom of feeder hopper is equipped with the discharge gate, discharge gate the place ahead is equipped with the drum sieve, the drum sieve includes screen cloth and axis of rotation, the footpath of axis of rotation is equipped with support piece, support piece connects axis of rotation and screen cloth, install a plurality of swords of dialling in the axis of rotation, it extends to the screen cloth to dial the sword, and dial and be equipped with the through-hole on the side of sword towards screen cloth one end, be equipped with a plurality of protruding muscle on the inner peripheral surface of screen cloth.

The above prior art solutions have the following drawbacks: moist sand can be attached to the drum screen, and the effect of screening away sand in the drum screen is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sand screening machine of ready-mixed mortar removes moist sand from the drum sieve to the screening effect of the interior sand of messenger's drum sieve is better.

The above technical purpose of the present invention can be achieved by the following technical solutions: a ready-mixed mortar screening machine comprises a feeding device and a screening device, wherein the screening device comprises a plurality of first supporting legs, a fixing frame which is connected to the upper parts of the first supporting legs and is obliquely arranged, and a discharging conveying belt which is arranged on the upper part of the fixing frame, the fixing frame is provided with a rotary screen through a driving assembly, the two sides of the fixing frame in the length direction of the rotary screen are provided with baffle plates, the tops of the two baffle plates are connected with a first mounting frame close to one side of the feeding device, one sides of the two baffle plates far away from the feeding device are connected with a second mounting frame, the upper part of the first mounting frame is connected with a bearing seat, the upper part of the second mounting frame is connected with a first motor, the utility model discloses a drum sieve, including first motor output, bearing frame, dwang, a plurality of rubber pieces, the length of rubber piece is greater than the distance between the dwang and the drum sieve lateral wall, peg graft between first motor output and the bearing frame and have the dwang, install a plurality of rubber pieces on the dwang, the length of rubber piece is greater than the dwang apart from the distance.

By adopting the technical scheme, materials slowly enter the interior of the drum screen from the feeding device, the drum screen is driven by the driving assembly to rotate, the first motor drives the rotating rod to rotate, the rotating rod drives the rubber sheet to rotate when rotating, and the free end of the rubber sheet is used for flapping the drum screen, so that sundries attached to the exterior of the drum screen are removed; the wet sand is removed from the drum screen, so that the screening effect of the sand in the drum screen is better.

The utility model discloses further set up to, the sheet rubber all connects on the dwang through the installation component, the installation component includes the U-shaped frame of symmetric connection in dwang lateral wall department, the sheet rubber is pegged graft inside the U-shaped frame, through first bolted connection between sheet rubber and the U-shaped frame.

Through adopting above-mentioned technical scheme, the sheet rubber passes through the U-shaped frame and connects on the dwang, if the sheet rubber takes place the damage, is convenient for take off the sheet rubber and change.

The utility model discloses further set up to, two are adjacent the extension angle of the inside U-shaped frame of installation component is different.

Through adopting above-mentioned technical scheme, two adjacent U-shaped frames extend the angle difference, alright make the rotating sieve when rotating, can receive different sheet rubbers to clap to make the clearance effect of rotating sieve better.

The utility model discloses further set up to, the tip of the parallel both sides board of U-shaped frame all is connected with the arc, the arc extends to the outside from the junction with the U-shaped frame.

Through adopting above-mentioned technical scheme, be provided with the arc for the rubber piece is when rotating, and the lateral wall of rubber piece and the lateral wall laminating of arc reduce the relative U-shaped frame of rubber piece and produce the condition of buckling, thereby reduce the damage that the rubber piece received, make the life of rubber piece longer.

The utility model discloses further set up to, drive assembly includes four rolling seats, rolling seat is along trombone slide sieve length direction symmetric connection on mount upper portion, rolling seat is including installing on mount upper portion and being located two mounting panels, the grafting of trombone slide sieve one side two relative mounting panels carries out the pivoted live-rollers between the mounting panel, the fixed coupling has the spacing ring on the live-rollers, the lateral wall of trombone slide sieve and the lateral wall butt of spacing ring, one of them rolling seat's one side is connected with the second motor, the second motor drives the live-rollers and rotates.

By adopting the technical scheme, the second motor is started and driven when the electric vehicle is used. The rotating roller rotates, the rotary roller can drive the rotary screen to rotate while rotating, the rotary screen can drive the residual rotating roller to rotate while rotating, and the rotary screen and the rotating roller are connected tightly due to the limiting ring.

The utility model discloses further set up to, two be provided with the third mounting bracket between the striker plate, the third mounting bracket is located the striker plate and keeps away from loading attachment's one end, be provided with the shielding plate on the third mounting bracket.

Through adopting above-mentioned technical scheme, set up the shielding plate, make the great waste material of the inside granule of drum sieve receive blockking of shielding plate, along the shielding plate on dropping to ground.

The utility model discloses further set up to, be provided with the dust cover between second mounting bracket and the adjacent first mounting bracket.

Through adopting above-mentioned technical scheme, be provided with the dust cover, reduce and gather and bump between the rubble of drum sieve bottom and the drum sieve lateral wall to lead to the condition that the waste material splashes.

The utility model discloses further set up to, two one side that the striker plate is relative is provided with the horizontal pole, two be provided with the play flitch that is located the drum sieve bottom between the horizontal pole.

Through adopting above-mentioned technical scheme, be provided with out the flitch, reduce the inside material of drum sieve and drop the condition on ejection of compact conveyer belt upper portion because splash.

To sum up, the utility model discloses following beneficial effect has:

1. the first motor drives the rotating rod to rotate, the rotating rod drives the rubber sheet to rotate, and the free end of the rubber sheet is used for flapping the rotary screen, so that sundries attached to the outer part of the rotary screen are removed;

2. the rubber sheet is connected to the rotating rod through the mounting assembly, so that the rubber sheet is convenient to take down and replace;

3. the arc-shaped plates are arranged on the side walls of the U-shaped frame, so that the bending condition of the rubber sheet is reduced, and the service life of the rubber sheet is longer.

Drawings

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

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram illustrating a connection relationship between the driving assembly and the trommel according to the embodiment.

Reference numerals: 1. a feeding device; 11. placing a rack; 12. a second support leg; 13. a conveyor belt; 14. a third support leg; 15. a hopper; 2. a screening device; 21. a first support leg; 22. a fixed mount; 23. a discharge conveyer belt; 24. a conveying hopper; 3. a drum screen; 31. a striker plate; 32. a first mounting bracket; 33. a second mounting bracket; 34. a first motor; 35. a bearing seat; 36. rotating the rod; 4. mounting the component; 41. a rubber sheet; 42. a U-shaped frame; 421. an arc-shaped plate; 43. a first bolt; 5. a drive assembly; 51. a rolling seat; 511. mounting a plate; 512. a rotating roller; 513. a limiting ring; 52. a second motor; 53. a third mounting bracket; 54. a shielding plate; 55. a dust cover; 56. a cross bar; 57. and a discharging plate.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a ready-mixed mortar screening machine, including loading attachment 1, screening plant 2. Loading attachment 1 is including the rack 11 that the slope set up, connect the second supporting leg 12 in rack 11 bottom, install the transport conveyer 13 on rack 11 upper portion, the higher one end of rack 11 horizontal position is close to one side of screening plant 2, transport conveyer 13 keeps away from the subaerial four third supporting legs 14 that set up of one end both sides of screening plant 2, the upper portion of four third supporting legs 14 is connected with hopper 15, the bottom of hopper 15 sets up with transport conveyer 13's up end interval.

Referring to fig. 1, the screening device 2 includes a first support leg 21, a fixing frame 22 connected to the first support leg 21 and disposed obliquely, the fixing frame 22 is disposed at the bottom of the placing frame 11 in a crossing manner, one end of the fixing frame 22 close to the placing frame 11 is higher than one end of the fixing frame 22 far away from the placing frame 11, a discharging conveyer belt 23 is installed on the upper portion of the fixing frame 22, and a conveying hopper 24 is connected to the upper portion of the fixing frame 22 and used for conveying materials on the discharging conveyer belt 23 to the inside of the drum screen.

Referring to fig. 1-2, a rotary screen 3 is mounted on a fixing frame 22 through a driving assembly 5 (shown in fig. 3), the fixing frame 22 is symmetrically connected with baffle plates 31 along the length direction of the fixing frame, flat parts are integrally formed on the tops of the two baffle plates 31, a first mounting frame 32 is arranged on one side, close to a placing frame 11, between the two baffle plates 31, a second mounting frame 33 is arranged on one side, far away from the placing frame 11, of the two baffle plates 31, and the first mounting frame 32 and the second mounting frame 33 are both door frame-shaped; the upper portion of first mounting bracket 32 is connected with bearing frame 35, and the upper portion of second mounting bracket 33 is connected with first motor 34, and it has dwang 36 to peg graft between first motor 34 output and the bearing frame 35, installs a plurality of rubber pieces 41 through installation component 4 on the dwang 36, drives rubber piece 41 and slaps drum screen 3 when dwang 36 rotates.

Referring to fig. 2, the mounting assembly 4 includes a U-shaped frame 42 that is symmetrical along the length direction of the rotating rod 36 and is connected to the outer side wall of the rotating rod 36, the rubber sheet 41 is inserted into the U-shaped frame 42, and the rubber sheet 41 is connected to the U-shaped frame 42 through a first bolt 43. In order to obtain a good flapping effect between the rubber sheet 41 and the drum screen 3, the extension angles of the U-shaped frames 42 inside two adjacent mounting assemblies 4 are different.

Referring to fig. 2, since the rubber sheet 41 may be worn greatly from the side wall of the U-shaped frame 42 during rotation, the arc plates 421 are connected to both sides of the U-shaped frame 42 in parallel, and the arc plates 421 extend outward from the connection with the U-shaped frame 42.

Referring to fig. 3, the driving assembly 5 includes rolling seats 51 symmetrically connected to the upper portion of the fixing frame 22 along the length direction of the drum screen 3, each rolling seat 51 includes two mounting plates 511 installed on the upper portion of the fixing frame 22 and located on one side of the drum screen 3, the two mounting plates 511 are arranged at intervals along the length direction of the fixing frame 22, rotating rollers 512 are inserted into the two mounting plates 511 in a rotating mode, the drum screen 3 is located on the rotating rollers 512, a limiting ring 513 is fixedly sleeved on one end, far away from the center of the drum screen 3, of the rotating rollers 512, the drum screen 3 is limited by the limiting ring 513, and therefore the drum screen 3 can only rotate inside the four rolling seats 51. One side of one of the rolling seats 51 is connected with a second motor 52, and the second motor 52 drives the adjacent rotating rollers 512 to rotate.

Referring to fig. 1, a third mounting bracket 53 is disposed on a side of the second mounting bracket 33 away from the first mounting bracket 32, the third mounting bracket 53 is located between the two striker plates 31, a shielding plate 54 is connected between the third mounting bracket 53, and a dust cover 55 is disposed between the second mounting bracket 33 and the third mounting bracket 53. The opposite sides of the two striker plates 31 are provided with cross rods 56, and a discharge plate 57 positioned at the bottom of the drum screen 3 is arranged between the two cross rods 56.

This embodiment is when using, and the inside material of hopper 15 drops on carrying conveyer belt 13, and inside carrying conveyer belt 13 carried the material to drum sieve 3, drum sieve 3 received drive assembly 5's drive and rotates, and the less material of granule is from inside the discharging conveyor belt 23 that drops of drum sieve 3, and discharging conveyor belt 23 will filter the material output of accomplishing.

When the drum screen 3 rotates, the first motor 34 drives the rotating rod 36 to rotate, the rotating rod 36 drives the rubber sheet 41 to rotate, the free end of the rubber sheet 41 beats the drum screen 3, and accordingly impurities attached to the outside of the drum screen 3 are removed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a ready-mixed mortar sand screening machine, includes loading attachment (1), screening plant (2) include a plurality of first supporting leg (21), connect on first supporting leg (21) upper portion and for mount (22) that the slope set up, install ejection of compact conveyer belt (23) on mount (22) upper portion, its characterized in that: a rotary screen (3) is arranged on the fixed frame (22) through a driving component (5), striker plates (31) are arranged on two sides of the fixing frame (22) in the length direction of the drum screen (3), the top parts of the two striker plates (31) are connected with a first mounting frame (32) close to one side of the feeding device (1), one sides of the two striker plates (31) far away from the feeding device (1) are connected with a second mounting frame (33), the upper part of the first mounting frame (32) is connected with a bearing seat (35), the upper part of the second mounting frame (33) is connected with a first motor (34), a rotating rod (36) is inserted between the output end of the first motor (34) and the bearing seat (35), install a plurality of rubber sheets (41) on dwang (36), the length of rubber sheet (41) is greater than dwang (36) apart from the interval between drum sieve (3) lateral wall.

2. The ready mixed mortar sand screen of claim 1, wherein: the rubber sheet (41) is connected to the rotating rod (36) through the mounting assembly (4), the mounting assembly (4) comprises a U-shaped frame (42) which is symmetrically connected to the outer side wall of the rotating rod (36), the rubber sheet (41) is inserted into the U-shaped frame (42), and the rubber sheet (41) is connected with the U-shaped frame (42) through a first bolt (43).

3. The ready mixed mortar sand screen of claim 2, wherein: the extension angles of the U-shaped frames (42) in two adjacent mounting assemblies (4) are different.

4. The ready mixed mortar sand screen of claim 2, wherein: the end parts of two parallel side plates of the U-shaped frame (42) are connected with arc plates (421), and the arc plates (421) extend outwards from the connection part of the U-shaped frame (42).

5. The ready mixed mortar sand screen of claim 1, wherein: drive assembly (5) include four rolling seats (51), rolling seat (51) are along trommel (3) length direction symmetric connection on mount (22) upper portion, rolling seat (51) are including installing two mounting panel (511) on mount (22) upper portion and being located trommel (3) one side, peg graft two relative mounting panel (511) carry out pivoted live-rollers (512) between mounting panel (511), fixed cover has been connected with spacing ring (513) on live-rollers (512), the lateral wall of trommel (3) and the lateral wall butt of spacing ring (513), one of them side of rolling seat (51) is connected with second motor (52), second motor (52) drive live-rollers (512) and rotate.

6. The ready mixed mortar sand screen of claim 1, wherein: two be provided with third mounting bracket (53) between striker plate (31), third mounting bracket (53) are located striker plate (31) and keep away from the one end of loading attachment (1), be provided with shielding plate (54) on third mounting bracket (53).

7. The ready mixed mortar screening machine of claim 6, wherein: and a dust cover (55) is arranged between the second mounting frame (33) and the adjacent first mounting frame (32).

8. The ready mixed mortar sand screen of claim 1, wherein: and cross rods (56) are arranged on one opposite sides of the two striker plates (31), and a discharge plate (57) positioned at the bottom of the drum screen (3) is arranged between the two cross rods (56).