CN105775789B - A kind of staged helical conveyer crushing plant - Google Patents

Abstract

The invention relates to a ladder-type spiral conveying crushing equipment, which comprises a bottom plate on which a bracket is mounted; a lower hopper is mounted on the upper end of the bracket; a No. 1 support plate is welded to the left end of the bottom plate; There is a driving motor; the driving motor is connected with the spiral conveying pipe; the No. 1 conveying pipe and the No. 2 conveying pipe are arranged in turn under the spiral conveying pipe; the fixing plate is welded on the top of the bottom plate; the spiral conveying pipe is installed on the fixing plate in sequence from top to bottom , No. 1 feeding pipe, No. 2 feeding pipe, the screw conveying pipe, No. 1 feeding pipe, and No. The crushing device is located directly above the collection box. The invention can realize the functions of stepwise rapid material conveying and annular crushing, and has the advantages of simple operation, low labor intensity, low cost, small equipment occupation area, fast transportation speed and high work efficiency.

Description

A stepped spiral conveying crushing equipment

technical field

The invention relates to screw conveying equipment, in particular to a stepped screw conveying crushing equipment.

Background technique

The screw conveyor is divided into two types: shaft screw conveyor and shaftless screw conveyor in terms of conveying form. The shaft screw conveyor is suitable for non-viscous dry powder materials and small particle materials, such as: stone particles, cement particles, pulverized coal Ash, lime, grain, etc.; while the shaftless screw conveyor is suitable for conveying viscous and easily entangled materials, such as: sludge, biomass, garbage, etc.; the working principle of the screw conveyor is that the rotating spiral blades push the material And carry out screw conveying.

When transporting cement and fly ash, due to the high production line of cement and fly ash, if the screw conveyor is installed in an inclined shape, the screw shaft and screw blade of the screw conveyor need to be particularly long, the cost is high, and the equipment occupies a large area. Moreover, this method has defects such as slow transportation speed and low work efficiency; because the transported stone particles and cement particles are too large, they usually need to be transferred to an external crushing device for further refinement. This process is complicated to operate and labor-intensive.

Contents of the invention

In order to solve the above problems, the present invention provides a stepped screw conveyor crushing equipment, which can solve the problems of high cost, large equipment occupation area, slow transportation speed, and low work efficiency caused by the extremely long screw shaft and screw blade of the screw conveyor. , It can realize the function of step-type rapid material conveying and ring crushing without conversion in the middle, and has the advantages of simple operation, low labor intensity, low cost, small equipment occupation area, fast transportation speed and high work efficiency.

In order to achieve the above object, the present invention adopts the following technical solutions: a stepped spiral conveying crushing equipment, including a bottom plate, a bracket is set on the bottom plate; a lower hopper is set on the upper end of the support, and the lower hopper is used as an inlet for materials The lower end of the lower hopper is provided with a tapered feeding tube; the left end of the bottom plate is welded with a No. 1 support plate; the No. 1 support plate is equipped with a motor seat; the motor seat is inclined and equipped with a drive motor; The driving motor is connected with the spiral conveying pipe; the No. 1 conveying pipe and the No. 2 conveying pipe are successively arranged in a ladder structure under the spiral conveying pipe; a fixing plate is welded above the bottom plate; The spiral conveying pipe, the No. 1 conveying pipe and the No. 2 conveying pipe are installed in sequence, and the spiral conveying pipe, the No. 1 conveying pipe and the No. 2 conveying pipe are further fixed by the fixing plate to prevent the insufficient support strength due to the heavy material ;A collection box is placed above the bottom plate, and the material transported by the spiral is collected through the collection box; An annular crushing device is installed above the bottom plate; The annular crushing device is located directly above the collection box, and the annular crushing device can break the material The role of the material will be more refined.

As a preferred technical solution of the present invention, both sides of the spiral conveying pipe, the No. 1 feeding pipe, and the No. 2 feeding pipe are connected with the brackets through a fixing rod, and the spiral conveying pipe, the No. 1 feeding pipe are connected by the fixing rod. The feeding pipe and the No. 2 feeding pipe are fixed on the bracket; the spiral conveying pipe includes a spiral conveying cylinder with closed structure at both ends, and a screw shaft is installed at both ends of the spiral conveying cylinder through bearings, and the left end of the spiral shaft is connected to the The output ends of the drive motors are connected by a coupling, and the surface of the screw shaft is provided with a transport piece along the axis direction. The transport piece is in a spiral structure. When the drive motor starts to work, the drive motor drives the screw shaft to rotate, and the screw The shaft drives the conveying piece to rotate, and the rotating conveying piece pushes the material for screw conveying, thereby realizing the function of spirally conveying the material quickly; the two ends of the No. 1 feeding pipe are closed structures, and the top right end of the No. No. 1 feeding port, No. 1 feeding port at the bottom of the left end of the No. 1 feeding pipe; the left end of the No. 2 feeding pipe is closed, and No. 2 feeding port is arranged on the top of the left end of the No. 2 feeding pipe.

As a preferred technical solution of the present invention, the top of the left end of the spiral conveying tube is provided with a No. 3 feed inlet, and the bottom of the right end of the spiral conveying tube is provided with a No. 2 discharge port, and the material entering from the tapered feeding pipe passes through the No. The material inlet enters the screw conveyor tube, and is conveyed by the conveyor plate to the bottom of the screw conveyor tube, and then the material enters the No. 1 tube from the No. 2 outlet.

As a preferred technical solution of the present invention, the tapered feeding pipe extends into the No. 3 feed port; the No. 2 discharge port extends into the No. 1 feed port; the No. 1 discharge port extends into the No. Into the No. 2 feed inlet, so that the material can be completely transported, and will not fall to the outside of the invention.

When in use, firstly, the material enters the No. 3 feeding port through the lower hopper through the tapered feeding pipe, and the material enters the screw conveyor barrel through the No. 3 feeding port. At this time, the driving motor starts to work, and the driving motor drives the screw shaft to rotate. The screw shaft drives the conveying piece to rotate, and the rotating conveying piece pushes the material for screw conveying. The material conveyed by the conveying piece to the screw conveying cylinder enters the No. 1 feeding port on the No. 1 conveying tube from the No. 2 outlet. The material enters the inside of the No. 1 transport pipe from the No. 1 material inlet. Because the No. 1 transport tube is inclined, the material quickly slides down to the bottom of the No. 1 transport tube by its own gravity, and then the material comes out from the No. 1 discharge port and passes through the No. 2 transport tube. The No. 2 feeding port enters into the No. 2 transport pipe. Since the No. 2 transport pipe also has an inclined structure, the material can slide down to the bottom of the No. 2 transport pipe by its own weight, and finally the material falls into the ring crushing device for refinement. Realize the function of stepwise fast conveying of materials, and solve the problems of high cost, large equipment occupation area, slow transportation speed and low work efficiency caused by the extremely long screw shaft and screw blade of the screw conveyor.

As a preferred technical solution of the present invention, the annular crushing device includes a support frame placed on the bottom plate; a conical blanking ring is erected on the support frame, and the support frame plays the role of supporting the conical blanking ring; A lower support ring is welded on the support frame; a horizontal plate is arranged inside the lower support ring, and a lower fixing ring is arranged on the outer wall of the upper end of the lower support ring; a No. 1 rotating motor is installed on the horizontal plate through a motor seat, and the horizontal plate It plays the role of supporting the No. 1 rotating motor; the output end of the No. 1 rotating motor is connected with the installation ring; the outer wall of the installation ring is welded with a rotary cutting cylinder; the outer wall of the rotary cutting cylinder is provided with two The rotary cutting disc is forward, and the upper end of the rotary cutting cylinder is welded with a hemispherical guide frame. The hemispherical guide frame plays the role of guiding the material, so that the material can slide down quickly with the help of the hemispherical structure of the hemispherical guide frame, which improves the work efficiency. Efficiency; an upper support ring is installed above the rotary cutting cylinder; a feeding frame is welded on the upper end of the upper support ring, and the conveyed material enters the interior of the annular crushing device from the feeding frame, and the outer wall of the lower end of the upper support ring is provided with a The upper fixing ring; the upper fixing ring and the lower fixing ring are connected by bolts, and the upper supporting ring is fixed on the lower supporting ring; an I-ring is installed between the upper supporting ring and the lower supporting ring through a bearing; the The inner side of the I-shaped ring is provided with two reverse rotary discs, and the outer wall of the I-shaped ring is provided with a ring of outer teeth; the right end of the support frame is welded with a No. 2 support plate; the No. 2 support plate is installed with a No. 2 rotary Motor; the output end of the No. 2 rotating motor is connected to the transmission gear; the transmission gear plays the role of transmission and conversion of the rotation direction of the I-shaped ring; the transmission gear and the external teeth mesh with each other.

As a preferred technical solution of the present invention, the feeding frame is located directly below the bottom of the right end of the No. 2 feeding pipe, so that the transported materials can just fall into the feeding frame from the No. 2 feeding pipe; The lower end of the tapered unloading ring is slightly higher than the height of the collecting box, which makes the moving, unloading and replacement of the collecting box more convenient and improves the working efficiency.

As a preferred technical solution of the present invention, the two reverse rotary cutting discs are located between the two forward rotary cutting discs. With this staggered arrangement, the two reverse rotary cutting discs moving in opposite directions can The disc and the forward rotary disc quickly cut and refine the material.

When in use, when the transported material falls from the No. 2 feeding pipe to the feeding frame, the material slides down quickly with the help of the hemispherical structure of the hemispherical guide frame. At this time, the No. 1 rotating motor starts to work, and the No. 1 rotating motor drives the installation circle. The ring rotates quickly, and the installation ring drives the upper support ring to rotate synchronously, so that the two positive rotary cutting discs rotate synchronously with the upper support ring; at the same time, the No. 2 rotating motor also starts to work, and the No. 2 rotating motor drives the transmission The gear rotates, and the transmission gear drives the outer teeth on the I-shaped ring to rotate synchronously, so that the reverse rotary cutting disc rotates at high speed in the opposite direction of the forward rotary cutting disc. Rotary cutting crushing refines the material and realizes the function of circular crushing of the material. It is easy to operate, can be operated without replacement, has low labor intensity and high work efficiency.

The beneficial effect of the present invention lies in: a stepped spiral conveying crushing equipment, compared with the prior art, first realizes the stepped fast The function of conveying materials solves the problems of high cost, large equipment occupation area, slow transportation speed and low work efficiency caused by the extremely long screw shaft and screw blade of the screw conveyor. It has low cost, small equipment occupation area and fast transportation speed. and high work efficiency; then, with the help of the high-speed rotary cutting force of the forward rotary cutting disc and the reverse rotary cutting disc in opposite directions, the material is rotary cut and crushed, and the material is refined, realizing the function of circular crushing of the material, and the operation It is simple, can be operated without replacement, has low labor intensity and high work efficiency.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is a full sectional view of the present invention;

Fig. 3 is a partial enlarged view of A in Fig. 2 .

specific embodiment

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

As shown in Figures 1 to 3, a stepped spiral conveying crushing equipment includes a bottom plate 1, on which a support 2 is erected; the upper end of the support 2 is erected with a lower hopper 3, and the lower hopper 3 is used as a material inlet mouth; the lower end of the lower hopper 3 is provided with a tapered feeding pipe 3a; the left end of the base plate 1 is welded with a No. 1 support plate 4; the No. 1 support plate 4 is equipped with a motor seat 5; A driving motor 6 is installed in an oblique shape; the driving motor 6 is connected to the spiral conveying pipe 7; a No. 1 conveying pipe 8 and a No. 2 conveying pipe 9 are sequentially arranged in a stepped structure below the spiral conveying pipe 7; the bottom plate 1 above is welded with a fixed plate 11; the fixed plate 11 is sequentially installed with a spiral conveying pipe 7, a No. 1 feeding pipe 8, and a No. 2 feeding pipe 9 from top to bottom. The No. 1 feeding pipe 8 and the No. 2 feeding pipe 9 prevent the phenomenon that the support strength is not enough because the material is too heavy; a collection box 12 is placed above the bottom plate 1, and the material transported by the screw is collected by the collection box 12; the bottom plate 1 is installed above the ring crushing device 13; the ring crushing device 13 is located directly above the collection box 12, and the ring crushing device 13 can play the role of crushing the material and making the material more refined.

Both sides of the spiral conveying pipe 7, the No. 1 feeding pipe 8, and the No. 2 feeding pipe 9 are connected with the support 2 through the fixed rod 10, and the spiral conveying pipe 7 and the No. 1 feeding pipe are connected by the fixed rod 10. 8. The No. 2 feeding pipe 9 is fixed on the bracket 2; the spiral conveying pipe 7 includes a spiral conveying cylinder 7a with closed structure at both ends, and a screw shaft 7b is installed at both ends of the spiral conveying cylinder 7a through bearings. The left end of the screw shaft 7b is connected with the output end of the drive motor 6 through a coupling, and the surface of the screw shaft 7b is provided with a transport piece 7c along the axial direction. The transport piece 7c is in a spiral structure. When the drive motor 6 starts to work At this time, the driving motor 6 drives the screw shaft 7b to rotate, and the screw shaft 7b drives the transport piece 7c to rotate, and the rotating transport piece 7c pushes the material to be conveyed in a screw, thereby realizing the function of the screw to quickly transport the material; the No. 1 material delivery pipe The two ends of 8 are closed structures, the top of the right end of the No. 1 feed pipe 8 is provided with a No. 1 feed inlet 8a, and the bottom of the left end of the No. 1 feed pipe 8 is provided with a No. 1 discharge port 8b; the left end of the No. 2 feed pipe 9 is closed. shape, the top of the left end of No. 2 feeding pipe 9 is provided with No. 2 feeding port 9a;

The top of the left end of the spiral conveying tube 7a is provided with a No. 3 feeding port 7d, and the bottom of the right end of the spiral conveying tube 7a is provided with a No. 2 discharge port 7e, and the material entering from the tapered feeding pipe 3a enters through the No. 3 feeding port 7d Into the screw conveying cylinder 7a, through the conveying piece 7c, the screw conveys to the bottom of the spiral conveying cylinder 7a, and then the material enters the No. 1 conveying pipe 8 from the No. 2 discharge port 7e.

The tapered feeding pipe 3a extends into the No. 3 feed port 7d; the No. 2 discharge port 7e extends into the No. 1 feed port 8a; the No. 1 discharge port 8b extends into the No. 2 feed port. Port 9a inside, so that the material can be completely conveyed, and will not fall to the outside of the present invention.

When in use, firstly, the material enters into the No. 3 feeding port 7d through the lower hopper 3 through the tapered feeding pipe 3a, and the material enters into the screw conveying cylinder 7a through the No. 3 feeding port 7d. At this time, the driving motor 6 starts to work. , the driving motor 6 drives the screw shaft 7b to rotate, and the screw shaft 7b drives the transport piece 7c to rotate, and the rotating transport piece 7c pushes the material to be conveyed in a screw, and the material that reaches the screw transport cylinder 7a through the transport piece 7c is spirally conveyed and discharged from No. 2 The port 7e enters the No. 1 feed port 8a on the No. 1 transport pipe 8, and the material enters the No. 1 transport tube 8 from the No. 1 feed port 8a. Since the No. 1 transport tube 8 is inclined, the material is transported by its own gravity. Quickly slide down to the bottom of the No. 1 transport pipe 8, and then the material comes out from the No. 1 discharge port 8b and enters into the No. 2 transport tube 9 through the No. 2 feed port 9a. Since the No. 2 transport tube 9 also has an inclined structure, The material can slide down to the bottom of the No. 2 transport pipe 9 by its own weight, and finally the material falls into the annular crushing device 13 for refinement, realizing the function of stepwise rapid material conveying, and solving the problem that the screw shaft and the screw blade of the screw conveyor are particularly long and It leads to problems such as high cost, large area occupied by equipment, slow transportation speed, and low work efficiency.

The annular crushing device 13 includes a support frame 131 placed on the base plate 1; the support frame 131 is provided with a conical blanking ring 132, and the support frame 131 plays a role in supporting the conical blanking ring 132; the support A lower supporting ring 133 is welded on the frame 131; a horizontal plate 133a is arranged inside the lower supporting ring 133, and a lower fixing ring 133b is arranged on the outer wall of the upper end of the lower supporting ring 133; The motor 134 and the horizontal plate 133a play the role of supporting the No. 1 rotating motor 134; the output end of the No. 1 rotating motor 134 is connected with the installation ring 135; the outer wall of the installation ring 135 is welded with a rotary cutting cylinder 136; The outer wall of the rotary cutting cylinder 136 is provided with two positive rotary cutting discs 136a, and the upper end of the rotary cutting cylinder 136 is welded with a hemispherical guide frame 137, and the hemispherical guide frame 137 plays the role of guiding the feeding, so that the material The hemispherical structure of the hemispherical guide frame 137 can be used to slide down quickly, which improves the work efficiency; the upper support ring 138 is installed above the rotary cutting cylinder 136; the upper end of the upper support ring 138 is welded with a feed frame 139, which is transported The material enters the inside of the ring crushing device 13 from the feed frame 139, and an upper fixing ring 138a is arranged on the outer wall of the lower end of the upper support ring 138; the upper fixing ring 138a and the lower fixing ring 133b are connected by bolts, and the upper support The ring 138 is fixed on the lower support ring 133; an I-shaped ring 1310 is installed between the upper support ring 138 and the lower support ring 133 through a bearing; A material passing gap is formed between the rotary cutting disc 1310a and the rotary cutting cylinder 136, and a ring of outer teeth 1310b is arranged on the outer wall of the I-shaped ring 1310; the right end of the support frame 131 is welded with a second support plate 1311; the second support plate No. 2 rotating motor 1312 is installed on the 1311; the output end of the No. 2 rotating motor 1312 is connected with the transmission gear 1313; the transmission gear 1313 plays the role of transmission and conversion of the rotation direction of the I-shaped ring 1310; the transmission gear 1313 and The outer teeth 1310b mesh with each other.

The feed frame 139 is located directly below the bottom of the right end of the No. 2 feed pipe 9, so that the transported material can just fall into the feed frame 139 from the No. 2 feed pipe 9; the tapered feeding ring 132 The lower end is slightly higher than the height of the collecting box 12, so that the moving unloading and replacement of the collecting box 12 are more convenient, and the working efficiency is improved.

The two reverse rotary cutting discs 1310a are located between the two forward rotary cutting discs 136a. With this staggered arrangement, the two reverse rotary cutting discs 1310a and the forward rotary cutting discs 1310a moving in opposite directions can The disc 136a quickly turns and refines the material.

When in use, when the transported material falls from the No. 2 feeding pipe 9 to the feed frame 139, the material slides down rapidly with the help of the hemispherical structure of the hemispherical guide frame 137. At this time, the No. 1 rotating motor 134 starts to work, and No. 1 rotates. The motor 134 drives the fast rotation of the installation ring 135, and the installation ring 135 drives the upper support ring 138 to rotate synchronously, so that the two positive rotary cutting discs 136a rotate synchronously with the upper support ring 138; at the same time, the No. 2 rotating motor 1312 also starts to work, the second rotary motor 1312 drives the transmission gear 1313 to rotate, and the transmission gear 1313 drives the external teeth 1310b on the I-shaped ring 1310 to rotate synchronously, so that the reverse rotary cutting disc 1310a is opposite to the forward rotary cutting disc 136a Direction of high-speed rotation, the invention uses two high-speed rotary cutting forces in opposite directions to rotary cut and crush the material, refine the material, and realize the function of circular crushing of the material. It is easy to operate, can be operated without replacement, and has low labor intensity. efficient.

When working, firstly, the material enters into the No. 3 feeding port 7d through the lower hopper 3 through the tapered feeding pipe 3a, and the material enters into the screw conveying cylinder 7a through the No. 3 feeding port 7d. At this time, the driving motor 6 starts to work , the driving motor 6 drives the screw shaft 7b to rotate, and the screw shaft 7b drives the transport piece 7c to rotate, and the rotating transport piece 7c pushes the material to be conveyed in a screw, and the material that reaches the screw transport cylinder 7a through the transport piece 7c is spirally conveyed and discharged from No. 2 The port 7e enters the No. 1 feed port 8a on the No. 1 transport pipe 8, and the material enters the No. 1 transport tube 8 from the No. 1 feed port 8a. Since the No. 1 transport tube 8 is inclined, the material is transported by its own gravity. Quickly slide down to the bottom of the No. 1 transport pipe 8, and then the material comes out from the No. 1 discharge port 8b and enters into the No. 2 transport tube 9 through the No. 2 feed port 9a. Since the No. 2 transport tube 9 also has an inclined structure, The material can slide down to the bottom of the No. 2 transport pipe 9 by its own weight, and finally the material falls into the annular crushing device 13 for refinement, realizing the function of stepwise rapid material conveying, and solving the problem that the screw shaft and the screw blade of the screw conveyor are particularly long and This leads to problems such as high cost, large area occupied by equipment, slow transportation speed, and low work efficiency; when the transported material falls from the No. The structure slides down quickly, and at this moment, the No. 1 rotating motor 134 starts to work, and the No. 1 rotating motor 134 drives the installation ring 135 to rotate rapidly, and the installation ring 135 drives the upper supporting ring 138 to rotate synchronously, so that the two positive rotary cutting discs 136a Along with the upper support ring 138 rotates synchronously; Meanwhile, No. 2 rotating motor 1312 also begins to work, and No. 2 rotating motor 1312 drives transmission gear 1313 to rotate, and transmission gear 1313 drives the outer gear 1310b on the I-shaped ring 1310 to rotate synchronously, thereby The reverse rotary cutting disk 1310a rotates at high speed in the opposite direction of the forward rotary cutting disk 136a. The present invention uses two high-speed rotary cutting forces in opposite directions to rotary cut and crush the material, refine the material, and realize the circular crushing of the material. Function, easy to operate, can be operated without replacement, low labor intensity, high work efficiency; achieved the purpose.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the specification only illustrate the principles of the present invention, and without departing from the spirit and scope of the present invention, the present invention will also There are various changes and improvements which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of staged helical conveyer crushing plant, it is characterised in that：Including bottom plate (1), branch is provided on the bottom plate (1) Frame (2)；Holder (2) upper end frame is equipped with lower hopper (3)；Lower hopper (3) lower end is provided with taper tremie pipe (3a)；Institute It states bottom plate (1) left end and is welded with No.1 support plate (4)；Motor cabinet (5) is installed on the No.1 support plate (4)；The motor Driving motor (6) is obliquely installed on seat (5)；The driving motor (6) is connected with helical conveyer pipe (7)；The spiral shell Below rotation delivery tube (7) No.1 conveying pipeline (8) and No. two conveying pipelines (9) are disposed in hierarchic structure；On the bottom plate (1) Side is welded with fixed plate (11)；The fixed plate (11) is sequentially installed with helical conveyer pipe (7), No.1 conveying pipeline from top to bottom (8), No. two conveying pipelines (9)；Collecting box (12) is laid above the bottom plate (1)；Annular is installed broken above the bottom plate (1) Crushing device (13)；The ring crush device (13) is located at the surface of collecting box (12)；

The ring crush device (13) includes the support frame (131) being placed on bottom plate (1)；Support frame (131) restocking Equipped with taper cutting-off bushing (132)；It is welded with lower support ring (133) on the support frame (131)；In the lower support ring (133) Portion is provided with transverse slat (133a), and lower fixed ring (133b) is provided on the outer wall of lower support ring (133) upper end；The transverse slat (133a) It is upper that No.1 electric rotating machine (134) is equipped with by motor cabinet；The output end and mounting circular ring of the No.1 electric rotating machine (134) (135) it is connected；It is welded with rotary-cut cylinder (136) on mounting circular ring (135) outer wall；It is set on rotary-cut cylinder (136) outer wall Positive rotary-cut disk (136a) there are two setting, and the upper end of rotary-cut cylinder (136) is welded with hemispherical guide housing (137)；The rotation It cuts and support ring (138) is installed above cylinder (136)；Upper support ring (138) upper end is welded with into material frame (139), upper branch It is provided with fixed ring (138a) on pushing out ring (138) lower end outer wall；Fixed ring (138a) and lower fixed ring (133b) it Between be connected by bolt；I-shaped ring is equipped with by bearing between the upper support ring (138) and lower support ring (133) (1310)；

The helical conveyer pipe (7), No.1 conveying pipeline (8), No. two conveying pipeline (9) both sides pass through fixation between holder (2) Bar (10) is connected；The helical conveyer pipe (7) includes the helical conveyer cylinder (7a) that both ends are in enclosed construction, the helical conveyer The cylinder both ends (7a) are equipped with helical axis (7b) by bearing, the output end of helical axis (7b) left end and driving motor (6) it Between be connected by shaft coupling, and the surface helical axis (7b) be provided in the axial direction transport piece (7c), the transport piece (7c) Structure in the shape of a spiral；No.1 conveying pipeline (8) both ends are in enclosed construction, and No.1 conveying pipeline (8) right end top is provided with No.1 Feed inlet (8a), No.1 conveying pipeline (8) left end bottom are provided with No.1 discharge port (8b)；No. two conveying pipelines (9) left end is in Closed, No. two conveying pipeline (9) left ends tops are provided with No. two feed inlets (9a).

2. a kind of staged helical conveyer crushing plant according to claim 1, it is characterised in that：The I-shaped ring (1310) inside setting is provided with a circle external tooth there are two reverse rotary-cut disk (1310a) on I-shaped ring (1310) outer wall (1310b)；Support frame (131) right end is welded with No. two support plates (1311)；It is installed on No. two support plates (1311) There are No. two electric rotating machines (1312)；The output end of No. two electric rotating machines (1312) is connected with transmission gear (1313)；Institute Transmission gear (1313) is stated to be intermeshed with external tooth (1310b).

3. a kind of staged helical conveyer crushing plant according to claim 1, it is characterised in that：It is described into material frame (139) it is located at the underface of No. two conveying pipeline (9) right end bottoms；Taper cutting-off bushing (132) lower end is slightly above collecting box (12) height.

4. a kind of staged helical conveyer crushing plant according to claim 2, it is characterised in that：Described two reverse rotations Circle of contact disk (1310a) is located between two positive rotary-cut disks (136a).

5. a kind of staged helical conveyer crushing plant according to claim 1, it is characterised in that：The helical conveyer cylinder No. three feed inlets (7d) are provided at the top of (7a) left end, and helical conveyer pipe (7a) right end bottom is provided with No. two discharge ports (7e)。

6. a kind of staged helical conveyer crushing plant according to claim 5, it is characterised in that：The taper tremie pipe It is internal that (3a) stretches into No. three feed inlets (7d)；It is internal that No. two discharge ports (7e) stretch into No.1 feed inlet (8a)；The No.1 It is internal that discharge port (8b) stretches into No. two feed inlets (9a).