CN205555578U - Cascaded spiral conveyer - Google Patents

Abstract

The utility model relates to a stepped spiral conveying device, which comprises a bottom plate, on which a bracket is mounted; a lower hopper is set on the upper end of the bracket; a support plate is welded on the left end of the bottom plate; a motor base is installed on the support 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; No. 1 discharge port is set at the bottom of the left end; No. 2 feed port is set at the top of the left end of the No. 2 feeding pipe; a fixing plate is welded on the top of the bottom plate; No. 2 feeding pipe; a collection box is placed above the bottom plate; the collecting box is located directly below the bottom right end of the No. 2 feeding pipe. The utility model can realize the function of stepwise fast conveying of materials, and has the advantages of low cost, small equipment occupation area, fast transportation speed and high working efficiency.

Description

Stepped screw conveyor

technical field

The utility model relates to spiral conveying equipment, in particular to a stepped spiral conveying device.

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. And there are defects such as slow transport speed and low work efficiency in this way.

Utility model content

In order to solve the above problems, the utility model provides a stepped spiral conveying device, which can solve the problems of high cost, large equipment occupation area, slow conveying speed and low work efficiency caused by the particularly long spiral shaft and spiral blade of the spiral conveyer. , can realize the function of step-type fast conveying materials, and has the advantages of low cost, small equipment occupation area, fast transportation speed and high work efficiency.

In order to achieve the above object, the utility model adopts the following technical solutions: a stepped spiral conveying device, including a bottom plate, on which a bracket is erected; on the upper end of the bracket, a lower hopper is erected, 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 support plate; the motor base is installed on the support plate; the drive motor is installed on the motor base in an inclined shape; It 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; It is connected with the bracket through a fixed rod, and the spiral conveying pipe, No. 1 feeding pipe and No. 2 feeding pipe are fixed on the bracket through the fixing rod; the two ends of the No. The top of the right end of the material pipe is provided with a No. 1 feed inlet, and the bottom of the left end of the No. 1 feed pipe is provided with a No. 1 outlet; the left end of the No. 2 feed pipe is closed, and the top of the left end of the No. A fixed plate is welded above the bottom plate; the fixed plate is installed with a spiral conveying pipe, a No. 1 material conveying pipe, and a No. The material pipe and the No. 2 feeding pipe prevent the phenomenon that the supporting strength is insufficient due to too heavy materials; a collection box is placed above the bottom plate; the collection box is located directly below the bottom of the right end of the No. 2 feeding pipe, and the spiral transported materials.

As a preferred technical solution of the utility model, the spiral conveying tube includes a spiral conveying cylinder with closed structures at both ends; a screw shaft is installed at both ends of the spiral conveying cylinder through bearings; the left end of the spiral shaft is connected to the drive motor The output ends are connected by a coupling, and the surface of the screw shaft is provided with a transport piece along the axial direction; the transport piece is in a spiral structure; when working, when the drive motor starts to work, the drive motor drives the screw shaft to rotate, and the screw shaft rotates. The shaft drives the conveying piece to rotate, and the rotating conveying piece pushes the material for screw conveying, thus realizing the function of spiral conveying material quickly.

As a preferred technical solution of the utility model, the top of the left end of the spiral conveying cylinder is provided with a No. 3 feed inlet, and the bottom of the right end of the spiral conveying cylinder is provided with a No. 2 discharge outlet. The No. 1 material inlet enters the screw conveyor tube, and is conveyed by the conveyor plate to the bottom of the screw 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 Stretch into the inside of No. 2 feed inlet, so that the material can be completely conveyed, and will not fall to the outside of the utility model.

When working, 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 feed inlet enters into the No. 2 transportation pipe. Since the No. 2 transportation pipe also has an inclined structure, the material can slide down to the bottom of the No. 2 transportation pipe by its own weight, and finally the material falls into the collection box for collection, realizing the ladder The function of quickly conveying materials in the form of a screw conveyor solves the problems of high cost, large equipment footprint, slow transportation speed, and low work efficiency caused by the extremely long screw shaft and screw blades of the screw conveyor.

The beneficial effect of the utility model lies in: a stepped spiral conveying device, compared with the prior art, realizes the stepped fast conveying by means of the stepped arrangement structure of the spiral conveying pipe, the No. 1 feeding pipe, and the No. 2 feeding pipe The function of the material 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, fast transportation speed and High work efficiency and other advantages.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

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

Fig. 2 is a full sectional view of the utility model.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated 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 Fig. 1 and Fig. 2, a ladder-type screw conveying device includes a bottom plate 1, a support 2 is erected on the bottom plate 1; a lower hopper 3 is erected on the upper end of the support 2, and the lower hopper 3 is used as an inlet for materials 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 support plate 4; the support plate 4 is equipped with a motor seat 5; Drive motor 6; the drive motor 6 is connected with the spiral conveying pipe 7; the bottom of the spiral conveying pipe 7 is in a ladder structure and is successively provided with a No. 1 feeding pipe 8 and a No. 2 feeding pipe 9; the spiral conveying pipe 7, Both sides of No. 1 feed pipe 8 and No. 2 feed pipe 9 are connected with support 2 through fixed rod 10, and screw conveying pipe 7, No. 1 feed pipe 8, and No. 2 feed pipe 9 is fixed on the bracket 2; the two ends of the No. 1 feeding pipe 8 are in a closed structure, the top of the right end of the No. 1 feeding pipe 8 is provided with a No. 1 feed inlet 8a, and the bottom of the left end of the No. port 8b; the left end of the No. 2 feed pipe 9 is closed, and the top of the left end of the No. 2 feed pipe 9 is provided with a No. 2 feed port 9a; the top of the bottom plate 1 is welded with a fixed plate 11; The spiral conveying pipe 7, the No. 1 conveying pipe 8, and the No. 2 conveying pipe 9 are installed sequentially from top to bottom, and the spiral conveying pipe 7, the No. 1 conveying pipe 8, and the No. 2 conveying pipe 9 are further fixed by the fixing plate 11. To prevent insufficient supporting strength due to too heavy materials; a collection box 12 is placed above the bottom plate 1; the collection box 12 is located directly below the bottom of the right end of No. 2 feeding pipe 9, and the material transported by the spiral is collected through the collection box 12 .

The spiral conveying tube 7 includes a spiral conveying tube 7a with closed structure at both ends; a screw shaft 7b is installed at both ends of the spiral transporting tube 7a through bearings; The shaft coupling is connected, 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 working, when the drive motor 6 starts to work, the drive motor 6 drives the screw shaft 7b to rotate, The screw shaft 7b drives the conveying piece 7c to rotate, and the rotating conveying piece 7c pushes the material for screw conveying, thereby realizing the function of conveying the material quickly by the screw.

The top of the left end of the spiral conveying cylinder 7a is provided with a No. 3 feed inlet 7d, and the bottom of the right end of the spiral conveying cylinder 7a is provided with a No. 2 discharge outlet 7e, and the material entering from the tapered feeding pipe 3a enters through the No. 3 feed inlet 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. The inside of the mouth 9a, so that the material can be completely conveyed, and will not fall to the outside of the utility model.

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 collection box 12 for collection, realizing the function of step-type rapid material transportation, and solving the cost caused by the extremely long screw shaft and screw blade of the screw conveyor Higher equipment, large equipment occupation area, slow transportation speed, low work efficiency and other problems have achieved the goal.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The descriptions in the above-mentioned embodiments and the description only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The utility model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (4)

1. a staged helical conveyer device, it is characterised in that: including base plate (1), described base plate (1) is added is provided with support (2)；Described support (2) upper end frame is provided with hopper (3)；Described hopper (3) lower end is provided with taper tremie pipe (3a)；Described base plate (1) left end is welded with gripper shoe (4)；Motor cabinet (5) is installed in described gripper shoe (4)；The upper inclined shape of described motor cabinet (5) is provided with driving motor (6)；Described driving motor (6) is connected with helical conveyer pipe (7)；Described helical conveyer pipe (7) lower section is disposed with a conveying pipeline (8) and No. two conveying pipelines (9) in hierarchic structure；Described helical conveyer pipe (7), conveying pipeline (8), No. two conveying pipeline (9) both sides are all connected by fixing bar (10) with between support (2)；Described conveying pipeline (8) two ends are enclosed construction, and conveying pipeline (8) right-hand member top is provided with a charging aperture (8a), is provided with a discharging opening (8b) bottom conveying pipeline (8) left end；Described No. two conveying pipeline (9) left ends are closed, and No. two conveying pipeline (9) left end tops are provided with No. two charging apertures (9a)；Described base plate (1) top is welded with fixed plate (11)；Described fixed plate (11) is sequentially installed with helical conveyer pipe (7), conveying pipeline (8), No. two conveying pipelines (9) from top to bottom；Collecting box (12) is laid in described base plate (1) top；Described collecting box (12) is positioned at the underface bottom No. two conveying pipeline (9) right-hand members.

A kind of staged helical conveyer device the most according to claim 1, it is characterised in that: described helical conveyer pipe (7) includes that two ends are the helical conveyer cylinder (7a) of enclosed construction；Described helical conveyer cylinder (7a) two ends are provided with helical axis (7b) by bearing；It is connected by shaft coupling between described helical axis (7b) left end with the outfan driving motor (6), and helical axis (7b) surface is provided with transport sheet (7c) in the axial direction；Described transport sheet (7c) structure in the shape of a spiral.

A kind of staged helical conveyer device the most according to claim 2, it is characterized in that: described helical conveyer cylinder (7a) left end top is provided with No. three charging apertures (7d), and is provided with No. two discharging openings (7e) bottom helical conveyer cylinder (7a) right-hand member.

A kind of staged helical conveyer device the most according to claim 3, it is characterised in that: it is internal that described taper tremie pipe (3a) stretches into No. three charging apertures (7d)；It is internal that described No. two discharging openings (7e) stretch into a charging aperture (8a)；It is internal that a described discharging opening (8b) stretches into No. two charging apertures (9a).