CN111097679A

CN111097679A - Multifunctional large-scale movable stone screening equipment

Info

Publication number: CN111097679A
Application number: CN202010005046.8A
Authority: CN
Inventors: 谢新木
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-05-05

Abstract

The invention provides multifunctional large-scale movable stone screening equipment which comprises a movable seat, movable brake wheels, a groove, a supporting plate, a U-shaped fixed seat, a fixable rotary drum screen structure, a supportable separation seat structure, an adjustable feeding plate structure, an adjustable rotary supporting tube structure, a feeding tube, a feeding motor, a feeding hopper, a stone screening motor and a spiral tube, wherein the movable brake wheels are respectively connected to four corners of the lower end of the movable seat through bolts. According to the invention, the connecting seat, the second wing-shaped bolt, the guide plate, the conical plate, the feeding pipe and the spiral pipe are arranged, so that stone can be pushed by the guide plate and the conical plate in the working process, the stone can be contacted with the spiral pipe, and the feeding work can be conveniently carried out; collect the seat, U type support frame, the setting of separator plate and hexagonal socket bolt is favorable to carrying out the separation work through the separator plate to the building stones of sifting out at the in-process of work, prevents that the building stones of sifting out from mixing the influence sieve stone effect.

Description

Multifunctional large-scale movable stone screening equipment

Technical Field

The invention belongs to the technical field of stone screening equipment, and particularly relates to multifunctional large-scale movable stone screening equipment.

Background

In the process of stone processing, stone screening equipment is required to be used for stone screening.

But current sieve stone equipment still has the in-process that carries out work inconvenient material loading work that carries on, and the inconvenient in-process that moves work and work is inconvenient carries out the material separation and the inconvenient problem of adjusting.

Therefore, the multifunctional large-scale movable stone screening equipment is very necessary to be invented.

Disclosure of Invention

In order to solve the technical problems, the invention provides multifunctional large-scale movable stone screening equipment, which aims to solve the problems that the conventional stone screening equipment is inconvenient to carry out feeding work, material separation and adjustment in the processes of moving work and working. The multifunctional large-scale movable stone screening equipment comprises a movable seat, movable brake wheels, a groove, a supporting plate, a U-shaped fixed seat, a fixable rotary drum screen structure, a supportable separation seat structure, an adjustable feeding plate structure, an adjustable rotary supporting tube structure, a feeding tube, a feeding motor, a feeding hopper, a stone screening motor and a spiral tube, wherein the movable brake wheels are respectively bolted at four corners of the lower end of the movable seat; the groove is formed in the middle of the inner portion of the right side of the upper end of the movable seat; the lower end of the supporting plate is connected with the middle position of the upper end of the movable seat through a bolt; the upper end of the supporting plate is connected with the middle position of the lower end of the U-shaped fixed seat through a bolt; the fixable rotary drum screen structure is arranged in the middle of the upper inside of the supportable separating seat structure; the structure capable of supporting the separating seat is arranged in the middle of the left side of the upper end of the movable seat; the adjustable feeding plate structure is arranged on the right side of the lower end of the feeding pipe; the adjustable rotary supporting tube structure is arranged in the middle of the right side of the upper end of the movable seat; the left side of the feeding pipe is in bolted connection with the inner space position of the upper side of the U-shaped fixed seat; the feeding motor is connected to the middle position of the left side of the feeding pipe through a bolt; the upper end of the feeding funnel is welded on the left side of the lower end of the feeding pipe; the sieve motor is connected to the upper part of the right side of the supporting plate through bolts; the left side of the spiral pipe is connected with an output shaft of the feeding motor in a key mode; the fixable rotary drum screen structure comprises a support rod, a screen mesh, a connecting pipe, a deep groove ball bearing, an adjusting pipe and a first wing-shaped bolt, wherein the support rod is respectively welded at the left side and the right side of the upper end and the lower end of the connecting pipe; the screen mesh is connected to the outer wall of the support rod through bolts; the deep groove ball bearings are respectively sleeved on the outer walls of the two ends of the connecting pipe; the deep groove ball bearings are respectively embedded in the middle positions inside the adjusting pipes; the first wing-shaped bolts are respectively in threaded connection with the middle position of the front surface of the adjusting pipe.

Preferably, the supportable separating seat structure comprises a collecting seat, a U-shaped supporting frame, a sliding hole, a separating plate and a hexagonal socket bolt, wherein the collecting seat is connected to the lower part of the U-shaped supporting frame through the bolt; the sliding holes are respectively formed in the middle of the front surface of the U-shaped supporting frame; the separating plate is arranged at the lower part of the U-shaped supporting frame; the hexagonal socket bolt penetrates through the sliding hole and is in threaded connection with the separation plate.

Preferably, the adjustable feeding plate structure comprises a connecting seat, a second wing-shaped bolt, a guide plate and a conical plate, wherein the second wing-shaped bolt penetrates through the middle position of the front surface of the connecting seat; the left side of the guide plate is inserted in the middle of the inside of the lower side of the connecting seat; the tapered plate is welded on the right side of the guide plate; and the second wing-shaped bolt is in threaded connection with the middle position of the left side of the front surface of the guide plate.

Preferably, the adjustable rotary supporting tube structure comprises a supporting tube, a square-head bolt, a telescopic rod, a U-shaped seat and a fixed tube, wherein the square-head bolt is in threaded connection with the middle position of the upper part of the front surface of the supporting tube; the lower end of the telescopic rod is inserted in the middle of the upper inner part of the supporting tube; the upper end of the telescopic rod is coupled to the middle position inside the lower side of the U-shaped seat in a shaft mode; and the U-shaped seat is connected to the middle position of the lower end of the fixed pipe through a bolt.

Preferably, the spiral pipe is arranged at the middle position inside the feeding pipe; the lower part of the left side of the U-shaped fixed seat is connected with a material guide plate through a bolt; the right side of the feeding pipe is arranged in the middle of the upper side of the groove.

Preferably, the screen is cylindrical; the outer wall of the connecting pipe is in interference fit with the inner ring of the deep groove ball bearing; and a stainless steel rod is arranged between the screen and the connecting pipe.

Preferably, the connecting pipe coupling is connected with an output shaft of the sieve stone motor.

Preferably, the separation plate is arranged at the upper left corner of the collecting seat; the collecting seat adopts a U-shaped stainless steel seat.

Preferably, the collecting seat is connected to the middle position of the left side of the upper end of the movable seat through a bolt; the collecting seat is arranged on the left side of the supporting plate; the adjusting pipe is arranged in the middle of the upper inner part of the U-shaped supporting frame; the first wing-shaped bolts respectively penetrate through the sliding holes.

Preferably, the connecting seat is connected to the right side of the lower end of the feeding pipe through a bolt; the guide plate and the conical plate are arranged on the right side of the lower end of the feeding pipe.

Preferably, the fixed pipe is a stainless steel pipe with a through hole at the upper end; the telescopic rod is a stainless steel rod; the supporting tube is made of stainless steel tubes.

Preferably, the lower end of the supporting tube is connected to the middle position of the right side of the upper end of the movable seat through a bolt; the fixed pipe is connected to the right side of the outer wall of the feeding pipe through bolts.

Preferably, the connecting seat is a U-shaped stainless steel seat; the guide plate is made of stainless steel plates.

Preferably, the feeding motor and the sieve motor are speed reducing motors with the model number of TCV18-200-10 respectively.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the connecting seat, the second wing-shaped bolt, the guide plate, the conical plate, the feeding pipe and the spiral pipe are arranged, so that stone can be pushed through the guide plate and the conical plate in the working process, the stone can be contacted with the spiral pipe, and the feeding work is convenient.

2. According to the invention, the movable seat, the movable brake wheel and the supporting plate are arranged, so that the movable seat can be pushed to move, and stone screening work can be conveniently carried out at different positions.

3. According to the invention, the collection seat, the U-shaped support frame, the separation plate and the hexagonal socket bolt are arranged, so that the separation work of the screened stone materials through the separation plate is facilitated in the working process, and the effect of screening the stone materials is prevented from being influenced by the mixing of the screened stone materials.

4. According to the invention, the connecting pipe, the deep groove ball bearing, the adjusting pipe, the first wing-shaped bolt, the collecting seat and the U-shaped supporting frame are arranged, so that the first wing-shaped bolt can be loosened in the working process, the adjusting pipe can be moved up and down, the angle between the connecting pipe and the screen can be conveniently adjusted, and the stone screening work can be favorably carried out.

5. According to the invention, the arrangement of the connecting seat, the second wing-shaped bolt, the guide plate and the conical plate is beneficial to loosening the second wing-shaped bolt in the working process, and the angle between the guide plate and the conical plate is adjusted, so that the feeding work is convenient.

6. According to the invention, the arrangement of the U-shaped support frame, the sliding hole, the separating plate and the hexagonal socket bolt is beneficial to loosening the hexagonal socket bolt and moving the separating plate up and down in the working process, so that stone separation work is facilitated.

7. According to the invention, the supporting tube, the square-head bolt, the telescopic rod, the U-shaped seat and the fixed tube are arranged, so that the height of the right side of the feeding tube can be adjusted in the working process, the feeding work can be conveniently carried out, and the feeding tube is prevented from influencing the moving work.

8. In the invention, the arrangement of the movable seat, the groove and the feeding pipe is beneficial to enabling the right end of the feeding pipe to contact the ground in the working process, so that the feeding work is convenient.

9. According to the invention, the support rod, the screen, the connecting pipe, the deep groove ball bearing and the adjusting pipe are arranged, so that the screen and the connecting pipe can be rotated in the stone screening process, and the stone screening work is facilitated.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of a fixable rotary trommel structure of the present invention.

Fig. 3 is a schematic structural view of the supportable separation seat structure of the present invention.

Fig. 4 is a schematic structural view of an adjustable feeding plate structure of the present invention.

Fig. 5 is a schematic structural view of an adjustable rotary support tube structure of the present invention.

In the figure:

1. a movable seat; 2. moving the brake wheel; 3. a groove; 4. a support plate; 5. a U-shaped fixed seat; 6. the rotary drum screen structure can be fixed; 61. a support bar; 62. screening a screen; 63. a connecting pipe; 64. a deep groove ball bearing; 65. an adjusting tube; 66. a first wing bolt; 7. a supportable separation seat structure; 71. a collecting seat; 72. a U-shaped support frame; 73. a slide hole; 74. a separation plate; 75. a hexagonal socket bolt; 8. the structure of the feeding plate can be adjusted; 81. a connecting seat; 82. a second wing bolt; 83. a guide plate; 84. a tapered plate; 9. an adjustable rotary support tube structure; 91. supporting a tube; 92. a square head bolt; 93. a telescopic rod; 94. a U-shaped seat; 95. a fixed tube; 10. feeding pipes; 11. a feeding motor; 12. a feeding hopper; 13. a sieve motor; 14. a spiral tube.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, as shown in fig. 1 and fig. 2, a multifunctional large-scale movable sieve-stone device comprises a movable seat 1, a movable brake wheel 2, a groove 3, a supporting plate 4, a U-shaped fixed seat 5, a fixable rotary drum sieve structure 6, a supportable separating seat structure 7, an adjustable feeding plate structure 8, an adjustable rotary supporting tube structure 9, a feeding tube 10, a feeding motor 11, a feeding hopper 12, a sieve-stone motor 13 and a spiral tube 14, wherein the movable brake wheel 2 is respectively bolted at four corners of the lower end of the movable seat 1; the groove 3 is formed in the middle of the inner part of the right side of the upper end of the movable seat 1; the lower end of the supporting plate 4 is connected with the middle position of the upper end of the movable seat 1 through a bolt; the upper end of the supporting plate 4 is in bolted connection with the middle position of the lower end of the U-shaped fixed seat 5; the fixable rotary drum screen structure 6 is arranged in the middle of the upper inner part of the supportable separating seat structure 7; the supportable separating seat structure 7 is arranged in the middle of the left side of the upper end of the movable seat 1; the adjustable feeding plate structure 8 is arranged on the right side of the lower end of the feeding pipe 10; the adjustable rotary supporting tube structure 9 is arranged in the middle of the right side of the upper end of the movable seat 1; the left side of the feeding pipe 10 is in bolted connection with the inner space position of the upper side of the U-shaped fixed seat 5; the feeding motor 11 is connected to the middle position of the left side of the feeding pipe 10 through a bolt; the upper end of the feeding funnel 12 is welded on the left side of the lower end of the feeding pipe 10; the sieve motor 13 is connected to the upper part of the right side of the supporting plate 4 through bolts; the left side of the spiral pipe 14 is connected with the output shaft of the feeding motor 11 in a key mode; the fixable rotary drum screen structure 6 comprises a support rod 61, a screen 62, a connecting pipe 63, a deep groove ball bearing 64, an adjusting pipe 65 and a first wing-shaped bolt 66, wherein the support rod 61 is respectively welded at the left side and the right side of the upper end and the lower end of the connecting pipe 63; the screen 62 is connected to the outer wall of the support rod 61 through bolts; the deep groove ball bearings 64 are respectively sleeved on the outer walls of the two ends of the connecting pipe 63; the deep groove ball bearings 64 are respectively embedded in the middle positions inside the adjusting pipes 65; the first wing bolts 66 are respectively in threaded connection with the middle position of the front surface of the adjusting pipe 65; an external power supply is connected by using an external lead, then the first wing-shaped bolt 66 is loosened, the adjusting pipe 65 is moved up and down, the angles of the supporting rod 61, the screen 62 and the connecting pipe 63 are adjusted, the first wing-shaped bolt 66 is screwed, then a switch of the external power supply is turned on, the feeding motor 11 and the sieve motor 13 start to work, the spiral pipe 14 is driven by the feeding motor 11 to rotate, stone enters the inside of the screen 62 through the feeding pipe 10 and the feeding funnel 12, and then the connecting pipe 63 and the screen 62 are driven by the sieve motor 13 to rotate, so that the sieve work is carried out.

In this embodiment, referring to fig. 3, the supportable separating seat structure 7 includes a collecting seat 71, a U-shaped supporting frame 72, a sliding hole 73, a separating plate 74 and a hexagonal socket bolt 75, wherein the collecting seat 71 is bolted to the lower portion of the U-shaped supporting frame 72; the sliding holes 73 are respectively formed in the middle of the front surface of the U-shaped supporting frame 72; the separating plate 74 is arranged at the lower part of the U-shaped supporting frame 72; the hexagonal socket bolt 75 penetrates through the sliding hole 73 and is connected with the separation plate 74 in a threaded manner; the screened stone falls inside the collecting seat 71 in the process of screening stone, and then the screened larger stone is discharged to the left side of the movable seat 1 through the separating plate 74, so that the stone screening work is facilitated.

In this embodiment, referring to fig. 4, the adjustable feeding plate structure 8 includes a connecting seat 81, a second wing bolt 82, a guide plate 83 and a tapered plate 84, wherein the second wing bolt 82 penetrates through the middle position of the front surface of the connecting seat 81; the left side of the guide plate 83 is inserted in the middle of the lower inside of the connecting seat 81; the tapered plate 84 is welded at the right side of the guide plate 83; the second wing bolt 82 is in threaded connection with the middle position on the left side of the front surface of the guide plate 83; after the angle of the feeding pipe 10 is fixed, the second wing bolt 82 is loosened, the guide plate 83 and the conical plate 84 are in contact with the ground, the second wing bolt 82 is screwed, the movable base 1 is pushed to move in the stone screening process, the guide plate 83 and the conical plate 84 of the movable base 1 are inserted into the bottom of stone, and stone screening work is facilitated.

In this embodiment, referring to fig. 5, the adjustable rotary supporting tube structure 9 includes a supporting tube 91, a square head bolt 92, an expansion rod 93, a U-shaped seat 94 and a fixing tube 95, wherein the square head bolt 92 is screwed in the middle of the upper part of the front surface of the supporting tube 91; the lower end of the telescopic rod 93 is inserted in the middle of the upper inner part of the supporting tube 91; the upper end of the telescopic rod 93 is coupled to the middle position inside the lower side of the U-shaped seat 94; the U-shaped seat 94 is connected with the middle position of the lower end of the fixed pipe 95 through a bolt; carry out the during operation, will remove seat 1 and remove to suitable position, then fix and remove seat 1, adjust the angle that removes seat 1, then use the wire switch-on external power source, then loosen square head bolt 92 and reciprocate telescopic link 93, drive the right side downstream of material loading pipe 10, make the right side of material loading pipe 10 remove to suitable height, screw up square head bolt 92, conveniently carry out building stones and carry work.

In this embodiment, specifically, the spiral pipe 14 is disposed at the middle position inside the feeding pipe 10; the lower part of the left side of the U-shaped fixed seat 5 is connected with a material guide plate through a bolt; the right side of the feeding pipe 10 is arranged in the middle of the upper side of the groove 3.

In this embodiment, specifically, the screen 62 is provided in a cylindrical shape; the outer wall of the connecting pipe 63 is in interference fit with the inner ring of the deep groove ball bearing 64; a stainless steel rod is arranged between the screen mesh 62 and the connecting pipe 63.

In this embodiment, specifically, the coupling of the connecting pipe 63 is connected to the output shaft of the sieve motor 13.

In this embodiment, specifically, the separation plate 74 is disposed at the upper left corner of the collection seat 71; the collecting seat 71 is a U-shaped stainless steel seat.

In this embodiment, specifically, the collecting base 71 is bolted to the middle position on the left side of the upper end of the movable base 1; the collecting seat 71 is arranged at the left side of the supporting plate 4; the adjusting pipe 65 is arranged in the middle of the upper inner part of the U-shaped supporting frame 72; the first wing bolts 66 respectively pass through the slide holes 73.

In this embodiment, specifically, the connecting seat 81 is connected to the right side of the lower end of the feeding pipe 10 by a bolt; the guide plate 83 and the tapered plate 84 are arranged at the right side of the lower end of the feeding pipe 10.

In this embodiment, specifically, the fixed pipe 95 is a stainless steel pipe with a through hole at the upper end; the telescopic rod 93 is a stainless steel rod; the support tube 91 is made of stainless steel tube.

In this embodiment, specifically, the lower end of the supporting tube 91 is bolted to the middle position of the right side of the upper end of the movable base 1; the fixed pipe 95 is connected to the right side of the outer wall of the feeding pipe 10 through bolts.

In this embodiment, specifically, the connecting seat 81 is a U-shaped stainless steel seat; the guide plate 83 is made of stainless steel plate.

In this embodiment, the feeding motor 11 and the sieve motor 13 are speed reducing motors of TCV18-200-10, respectively.

Principle of operation

In the invention, when working, the movable base 1 is moved to a proper position, then the movable base 1 is fixed, the angle of the movable base 1 is adjusted, then an external power supply is connected by using a lead, then the square head bolt 92 is loosened to move the telescopic rod 93 up and down to drive the right side of the feeding pipe 10 to move downwards, so that the right side of the feeding pipe 10 is moved to a proper height, the square head bolt 92 is screwed down to facilitate stone conveying work, after the angle of the feeding pipe 10 is fixed, the second wing bolt 82 is loosened to enable the guide plate 83 and the conical plate 84 to contact the ground, the second wing bolt 82 is screwed down, the movable base 1 is pushed to move in the stone screening process, the guide plate 83 and the conical plate 84 of the movable base 1 are inserted at the bottom of the stone to facilitate stone screening work, the external power supply is connected by using the external lead, then the first wing bolt 66 is loosened to move the adjusting pipe 65 up and down, the angles of the support rod 61, the screen mesh 62 and the connecting pipe 63 are well adjusted, the first wing-shaped bolt 66 is screwed, then the switch of an external power supply is turned on, the feeding motor 11 and the stone screening motor 13 are enabled to start working, the spiral pipe 14 is driven to rotate through the feeding motor 11, stone is enabled to enter the screen mesh 62 through the feeding pipe 10 and the feeding funnel 12, then the connecting pipe 63 and the screen mesh 62 are driven to rotate through the stone screening motor 13, stone screening work is carried out, the screened stone falls into the collecting seat 71 in the stone screening process, then the screened stone is enabled to be discharged to the left side of the movable seat 1 through the separating plate 74, and stone screening work is facilitated.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. The multifunctional large-scale movable stone screening equipment is characterized by comprising a movable seat (1), movable brake wheels (2), grooves (3), a supporting plate (4), a U-shaped fixing seat (5), a fixable rotary drum screen structure (6), a supportable separating seat structure (7), an adjustable feeding plate structure (8), an adjustable rotary supporting tube structure (9), a feeding tube (10), a feeding motor (11), a feeding hopper (12), a stone screening motor (13) and a spiral tube (14), wherein the movable brake wheels (2) are respectively connected to the four corners of the lower end of the movable seat (1) through bolts; the groove (3) is formed in the middle of the inner portion of the right side of the upper end of the movable seat (1); the lower end of the supporting plate (4) is connected with the middle position of the upper end of the movable seat (1) through a bolt; the upper end of the supporting plate (4) is in bolted connection with the middle position of the lower end of the U-shaped fixed seat (5); the fixable rotary drum screen structure (6) is arranged in the middle of the upper inner part of the supportable separating seat structure (7); the supportable separating seat structure (7) is arranged in the middle of the left side of the upper end of the movable seat (1); the adjustable feeding plate structure (8) is arranged on the right side of the lower end of the feeding pipe (10); the adjustable rotary supporting pipe structure (9) is arranged in the middle of the right side of the upper end of the movable seat (1); the left side of the feeding pipe (10) is in bolted connection with the inner space position of the upper side of the U-shaped fixed seat (5); the feeding motor (11) is connected to the middle position of the left side of the feeding pipe (10) through a bolt; the upper end of the feeding funnel (12) is welded on the left side of the lower end of the feeding pipe (10); the sieve motor (13) is connected to the upper part of the right side of the support plate (4) through bolts; the left side of the spiral pipe (14) is connected with an output shaft of the feeding motor (11) in a key mode; the fixable rotary drum screen structure (6) comprises a supporting rod (61), a screen (62), a connecting pipe (63), a deep groove ball bearing (64), an adjusting pipe (65) and a first wing-shaped bolt (66), wherein the supporting rod (61) is respectively welded at the left side and the right side of the upper end and the lower end of the connecting pipe (63); the screen (62) is connected to the outer wall of the support rod (61) through bolts; the deep groove ball bearings (64) are respectively sleeved on the outer walls of the two ends of the connecting pipe (63); the deep groove ball bearings (64) are respectively embedded in the middle positions inside the adjusting pipes (65); the first wing-shaped bolts (66) are respectively in threaded connection with the middle position of the front surface of the adjusting pipe (65).

2. The multifunctional large-scale movable stone screening device as claimed in claim 1, wherein said supportable separating seat structure (7) comprises a collecting seat (71), a U-shaped supporting frame (72), a sliding hole (73), a separating plate (74) and a hexagonal socket bolt (75), said collecting seat (71) is bolted to the lower part of the U-shaped supporting frame (72); the sliding holes (73) are respectively formed in the middle of the front surface of the U-shaped supporting frame (72); the separating plate (74) is arranged at the lower part of the U-shaped supporting frame (72); the hexagonal socket bolt (75) penetrates through the sliding hole (73) and is in threaded connection with the separating plate (74).

3. The multifunctional large-scale mobile stone screening apparatus according to claim 1, wherein the adjustable feeding plate structure (8) comprises a connecting base (81), a second wing bolt (82), a guide plate (83) and a tapered plate (84), the second wing bolt (82) penetrates through the middle position of the front surface of the connecting base (81); the left side of the guide plate (83) is inserted in the middle of the inside of the lower side of the connecting seat (81); the tapered plate (84) is welded at the right side of the guide plate (83); the second wing-shaped bolt (82) is in threaded connection with the middle position of the left side of the front surface of the guide plate (83).

4. The multifunctional large-scale movable stone screening apparatus according to claim 1, wherein the adjustable rotary supporting tube structure (9) comprises a supporting tube (91), a square head bolt (92), a telescopic rod (93), a U-shaped seat (94) and a fixed tube (95), the square head bolt (92) is screwed in the middle position of the upper part of the front surface of the supporting tube (91); the lower end of the telescopic rod (93) is inserted in the middle of the upper inner part of the supporting tube (91); the upper end of the telescopic rod (93) is coupled to the middle position inside the lower side of the U-shaped seat (94); the U-shaped seat (94) is connected to the middle position of the lower end of the fixed pipe (95) through a bolt.

5. The multifunctional large-scale mobile stone screening apparatus according to claim 1, characterized in that said spiral pipe (14) is provided at an inner middle position of the feeding pipe (10); the lower part of the left side of the U-shaped fixed seat (5) is connected with a material guide plate through a bolt; the right side of the feeding pipe (10) is arranged in the middle of the upper side of the groove (3).

6. The multifunctional large-sized mobile stone screening apparatus according to claim 1, wherein said screen (62) is provided in a cylindrical shape; the outer wall of the connecting pipe (63) is in interference fit with the inner ring of the deep groove ball bearing (64); and a stainless steel rod is arranged between the screen mesh (62) and the connecting pipe (63).

7. The multifunctional large-scale movable stone screening device as claimed in claim 1, wherein said connecting pipe (63) is coupled to the output shaft of the stone screening motor (13).

8. The multifunctional large-scale movable stone screening apparatus according to claim 2, wherein said separation plate (74) is disposed at the upper left corner of the collecting base (71); the collecting seat (71) adopts a U-shaped stainless steel seat.

9. The multifunctional large-scale movable stone screening apparatus according to claim 2, wherein said collecting base (71) is bolted to the middle position of the left side of the upper end of the movable base (1); the collecting seat (71) is arranged on the left side of the supporting plate (4); the adjusting pipe (65) is arranged in the middle of the upper inner part of the U-shaped supporting frame (72); the first wing bolts (66) respectively penetrate through the sliding holes (73).

10. A multifunctional large-scale movable stone screening apparatus as claimed in claim 3, wherein said connecting base (81) is bolted to the right side of the lower end of the feeding pipe (10); the guide plate (83) and the conical plate (84) are arranged on the right side of the lower end of the feeding pipe (10).