CN112441374B

CN112441374B - Induced type lifting machine and conveying mechanism thereof

Info

Publication number: CN112441374B
Application number: CN201910809351.XA
Authority: CN
Inventors: 刘国定; 黄维; 史云建; 王晶伟; 吴向阳
Original assignee: Chinese Academy of Agricultural Mechanization Sciences
Current assignee: Chinese Academy of Agricultural Mechanization Sciences
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2022-01-18
Anticipated expiration: 2039-08-29
Also published as: CN112441374A

Abstract

An induced type elevator and a conveying mechanism thereof are disclosed, the induced type elevator comprises a rack, a feeding mechanism, a conveying mechanism and a discharging mechanism, the feeding mechanism and the discharging mechanism are respectively installed at the bottom end and the top end horizontal section of the rack, the conveying mechanism is installed on the rack, two ends of the conveying mechanism are respectively arranged corresponding to the feeding mechanism and the discharging mechanism, the conveying mechanism comprises a chain wheel, the chain wheel is installed on a chain wheel shaft and located at the middle position of the chain wheel shaft, and the chain wheel shaft is supported and installed on the rack through a bearing and is connected with a power driving mechanism; the feeding mechanism is of a bilateral symmetry structure, the bilateral symmetry center line of the single chain and the symmetry center line of the feeding mechanism are located on the same plane, and chain bosses are arranged on the single chain at equal intervals; and the plurality of winnowing pans are sequentially arranged on the single chain and are arranged in a bilateral symmetry mode, and the chain bosses are positioned at the front end positions of each pair of winnowing pans.

Description

Induced type lifting machine and conveying mechanism thereof

Technical Field

The invention relates to an induction type elevator, in particular to an induction type elevator and a single-chain rotating bucket conveying mechanism thereof.

Background

The induction type hoister is a device which has no damage and residue on conveyed materials, can feed materials at multiple points, unload materials and convey the materials at any position, is very suitable for lifting and conveying powder and granular materials, and is particularly suitable for processing seeds which are life and are not allowed to be mixed. The technology is widely applied once appearing, and most of the induction type lifting machines are driven by two chains synchronously to lift a bucket and convey materials. However, in the double-chain bucket conveyor in the prior art, due to the difference of chain manufacturing, after long-time operation, the chain transmission at two sides is easy to cause the problem of asynchronous chains at two sides, so that hoppers incline to cause bucket jamming, and in severe cases, a plurality of hoppers are turned over by mistake and damaged, and mechanical faults are easy to occur in the using process; and can only discharge and charge at a single point.

Disclosure of Invention

The present invention provides an induced elevator and a conveying mechanism thereof, which aims to solve the above-mentioned drawbacks of the prior art.

In order to achieve the above object, the present invention provides a conveying mechanism of an induction type elevator, which is mounted on a frame of the induction type elevator, wherein the conveying mechanism is a single-chain rotating bucket conveying mechanism, and comprises:

the chain wheel is arranged on a chain wheel shaft and positioned in the middle of the chain wheel shaft, and the chain wheel shaft is supported and arranged on the rack through a bearing and is connected with a power driving mechanism of the induction type hoisting machine;

the single chain is installed on the chain wheel in a tensioning mode, a feeding mechanism of the induction type lifting machine is of a bilateral symmetry structure, a bilateral symmetry center line of the single chain and a symmetry center line of the feeding mechanism are located on the same plane, and chain bosses are arranged on the single chain at equal intervals; and

the multiple winnowing pans are sequentially arranged on the single chain and are arranged in a bilateral symmetry mode, the chain bosses are located at the front end positions of each pair of the winnowing pans, and each winnowing pan is provided with a material receiving position and a material discharging position corresponding to the material feeding mechanism and the material discharging mechanism of the induction type lifting machine respectively.

The conveying mechanism of the induction type elevator is characterized in that the plurality of buckets which are sequentially installed are arranged in a non-overlapping mode, and the material door of the feeding mechanism is synchronously opened or closed with each bucket which is in position through the chain lug boss so as to stagger gaps among the buckets.

The conveying mechanism of the induced type elevator is characterized in that the four chain links of the chain are provided with a pair of buckets.

The above-mentioned induction type elevator conveying mechanism, wherein, still be provided with the take-up pulley corresponding to single chain.

The conveying mechanism of the induction type elevator is characterized in that the single chain corresponds to the feeding mechanism and the discharging mechanism and respectively comprises a feeding conveying section, a vertical conveying section and a discharging conveying section which are sequentially connected, the feeding conveying section and the discharging conveying section are respectively and horizontally arranged, and the vertical conveying section is vertically arranged.

In the above conveying mechanism of the induced elevator, a turning wheel and a tensioning wheel are respectively arranged at the joint of the feeding conveying section and the vertical conveying section and the joint of the vertical conveying section and the discharging conveying section.

In order to better achieve the above object, the invention further provides an induced type elevator, which comprises a rack, a feeding mechanism, a conveying mechanism and a discharging mechanism, wherein the feeding mechanism is installed at the bottom horizontal section of the rack, the discharging mechanism is installed at the top horizontal section of the rack, two ends of the conveying mechanism are respectively arranged corresponding to the feeding mechanism and the discharging mechanism, and the conveying mechanism is the conveying mechanism.

The above-mentioned induction type lifting machine, wherein, pan feeding mechanism is synchronous pan feeding mechanism, includes:

the hopper is arranged on the rack, and the center line of the hopper and the left-right symmetrical center line of the single chain are positioned on the same plane;

the material door is hinged to the hopper, a groove for the single chain to pass through is formed in the middle of the bottom of the material door, and a shifting rod is arranged in the groove corresponding to the chain boss; and

the resetting mechanism is arranged between the material door and the hopper;

wherein the bin gate is in a normally closed state, when the chain boss pushes the deflector rod forwards along with the movement of the chain, the bin gate swings around a hinge point and gradually opens, and the material in the bin flows into the moving dustpan; when the chain lug boss continues to move forwards and is separated from the shifting lever, the material door is quickly reset under the action of the reset mechanism and the self gravity and returns to a closed state.

In the above induced elevator, a material distributing plate is further disposed on the upper portion of the hopper of the synchronous feeding mechanism, the material distributing plate is mounted on an adjusting screw rod, the adjusting screw rod is mounted on the hopper, and an axis of the adjusting screw rod is perpendicular to a central line of the hopper.

The above induction type elevator, wherein the reset mechanism is a reset torsion spring, the reset torsion spring is installed on the adjusting screw rod, one end of the reset torsion spring is connected with the hopper, and the other end of the reset torsion spring is connected with the material door.

The invention has the technical effects that:

the invention adopts single chain transmission, and winnowing pans are hung on two sides of the chain to convey materials. The problem of bilateral chain drive easily appear asynchronous, the mechanical fault easily appears in the use is solved, mechanical fault has been reduced, material conveying capacity has been increaseed.

The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.

Drawings

Fig. 1 is a schematic structural view of an induction type elevator according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a schematic structural diagram of a synchronous feeding mechanism according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

FIG. 5 is a schematic view of a chain structure according to an embodiment of the present invention;

FIG. 6 is a schematic view of the chain bucket assembly according to one embodiment of the present invention.

Wherein the reference numerals

1 machine frame

2 feeding mechanism

21 material door

22 deflector rod

23 hopper

24 divide flitch

25 resetting mechanism

26 adjusting handle

27 adjusting lead screw

28 groove

29 deflector rod groove that moves back

3 conveying mechanism

31 chain

32 winnowing pan

33 sprocket wheel

34 chain boss

35 sprocket shaft

36 bearing

37 direction-changing wheel

38 tensioning wheel

4 unloading mechanism

5 power driving mechanism

Detailed Description

The invention will be described in detail with reference to the following drawings, which are provided for illustration purposes and the like:

referring to fig. 1, fig. 1 is a schematic structural view of an induction type elevator according to an embodiment of the present invention. The induction type elevator comprises a frame 1, a feeding mechanism 2, a conveying mechanism 3 and a discharging mechanism 4, wherein the feeding mechanism 2 is installed at the bottom end horizontal section of the frame 1, the discharging mechanism 4 is installed at the top end horizontal section of the frame 1, and two ends of the conveying mechanism 3 are respectively arranged corresponding to the feeding mechanism 2 and the discharging mechanism 4. The composition, structure, mutual position relationship, connection relationship and function of other parts of the induced elevator are mature prior art, so that detailed description is not repeated herein, and only the conveying mechanism 3 of the present invention is described in detail below.

Referring to fig. 2, fig. 2 is a sectional view a-a of fig. 1. The conveying mechanism 3 of the invention is arranged on the frame 1 of the induction type hoister, the conveying mechanism 3 is a single-chain rotating bucket conveying mechanism 3, and the conveying mechanism comprises: the chain wheel 33 is arranged on a chain wheel shaft 35 and is positioned in the middle of the chain wheel shaft 35, and the chain wheel shaft 35 is supported and arranged on the frame 1 through a bearing 36 and is connected with the power driving mechanism 5 of the induced type hoisting machine; the single chain 31 (see fig. 5) is installed on the chain wheel 33 in a tensioned manner, the feeding mechanism 2 of the induction type elevator is of a bilateral symmetry structure, a bilateral symmetry center line of the single chain 31 and a symmetry center line of the feeding mechanism 2 are located on the same plane, and chain bosses 34 are arranged on the single chain 31 at equal intervals; and a plurality of winnowing pans 32 which are sequentially arranged on the single chain 31 and are arranged in bilateral symmetry, wherein the chain bosses 34 are positioned at the front end positions of each pair of winnowing pans 32 (see figure 6), and each winnowing pan 32 has a material receiving position and a material discharging position corresponding to the material inlet mechanism 2 and the material discharging mechanism 4 of the induced type elevator respectively. Wherein, the plurality of winnowing pans 32 which are installed in sequence are arranged in a non-overlapping way, and the material door 21 of the feeding mechanism 2 is synchronously opened or closed with each winnowing pan 32 which is positioned by the chain lug boss 34 so as to stagger the gap between the winnowing pans 32. Preferably, four links of the chain 31 are fitted with a pair of buckets 32. A tension pulley 38 is further provided corresponding to the single chain 31.

In this embodiment, the single chain 31 corresponds to the feeding mechanism 2 and the discharging mechanism 4, and respectively includes a feeding conveying section, a vertical conveying section, and a discharging conveying section, which are connected in sequence, the feeding conveying section and the discharging conveying section are respectively horizontally disposed, and the vertical conveying section is vertically disposed. And a turning wheel 37 and a tension wheel 38 are respectively arranged at the joint of the feeding conveying section and the vertical conveying section and the joint of the vertical conveying section and the discharging conveying section.

Referring to fig. 3 and 4, fig. 3 is a schematic structural view of a synchronous feeding mechanism according to an embodiment of the present invention, and fig. 4 is a sectional view of fig. 3 taken along line B-B. The feeding mechanism 2 used by matching the induction type hoister and the single-chain rotating hopper conveying mechanism 3 is a synchronous feeding mechanism 2, is arranged on the horizontal section of the induction type hoister and is connected by bolts, and the specific position is determined according to the actual condition. Synchronous pan feeding mechanism 2 includes: the hopper 23 is arranged on the rack 1, and the center line of the hopper 23 and the left-right symmetrical center line of the single chain 31 are positioned on the same plane; the material door 21 is hinged on the hopper 23, a groove 28 for the single chain 31 to pass through is arranged in the middle of the bottom of the material door 21, and a shift lever 22 is arranged in the groove 28 corresponding to the chain boss 34; and a return mechanism 25 installed between the hopper gate 21 and the hopper 23; wherein the material gate 21 is in a normally closed state, when the chain boss 34 pushes the shift lever 22 forward along with the movement of the chain 31, the material gate 21 swings around a hinge point and gradually opens, and the material in the hopper 23 flows into the moving bucket 32; when the chain boss 34 continues to move forwards to be separated from the shifting lever 22, the material door 21 is rapidly reset under the action of the reset mechanism 25 and the self gravity, and returns to the closed state. The material door 21 is further provided with a shifting rod retreating groove 29 to prevent the chain 31 from being damaged when rotating reversely, the shifting rod 22 is installed in the shifting rod retreating groove 29 and is located at the front end of the shifting rod retreating groove 29, and when the chain 31 rotates reversely, the chain boss 34 forces the shifting rod 22 to retreat along the shifting rod retreating groove 29 to leave a space so as to protect the synchronous feeding mechanism 2 from being damaged.

The upper part of the hopper 23 of the synchronous feeding mechanism 2 is further provided with a material distributing plate 24, the material distributing plate 24 is installed on an adjusting screw 27, one end of the adjusting screw 27 is provided with an adjusting handle 26, the adjusting screw 27 is installed on the hopper 23 in a penetrating manner, and the axis of the adjusting screw 27 is perpendicular to the central line of the hopper 23. The resetting mechanism 25 is a reset torsion spring, the reset torsion spring is installed on the adjusting screw 27, one end of the reset torsion spring is connected with the hopper 23, and the other end of the reset torsion spring is connected with the material door 21.

After the induction type elevator operates, the materials are thrown into the synchronous feeding mechanism 2, the power driving mechanism 5 rotates to drive the chain 31 and the winnowing pans 32 to move, when the protrusions of the chain 31 contact the shift lever 22 of the material door 21 of the synchronous feeding mechanism 2, the material door 21 is opened, the materials flow into the winnowing pans 32 hung on two sides of the chain 31 from the hopper 23 of the feeding mechanism 2, and when the chain 31 continues to move to enable the protrusions of the chain 31 to be separated from the shift lever 22 of the material door 21, the material door 21 is closed under the action of the torsional spring and the self gravity, and gaps between the two winnowing pans 32 are covered. Enters the next synchronous operation cycle of opening and closing the material door 21 and positioning the winnowing pan 32. The conveying mechanism 3 is driven by the power driving mechanism 5 to move continuously to convey the dustpan 32 from the material receiving position at the lower part to the material discharging position at the higher part, and the dustpan 32 turns over at the material discharging position to pour the materials into the material discharging mechanism 4.

The invention adopts single chain transmission, so that the problem of asynchronism caused by two chains can not occur, and the hopper can not incline and the hopper can not be blocked and turned over by mistake; the simultaneous feeding and discharging of the two side winnowing pans in a staggered manner can be realized; and the using amount of the chain can be reduced, and the material conveying amount is improved.

The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a conveying mechanism of induced formula lifting machine installs in induced formula lifting machine's frame, its characterized in that, conveying mechanism is single chain rotating bucket conveying mechanism, includes:

the chain bosses are positioned at the front ends of each pair of the winnowing pans, each winnowing pan has a material receiving position corresponding to the material inlet mechanism, and each winnowing pan has a material discharging position corresponding to the material discharging mechanism of the induced type lifting machine;

the plurality of winnowing pans which are sequentially installed are arranged in a non-overlapping mode, and when each winnowing pan is in place, the material door of the feeding mechanism is synchronously opened through the chain lug boss; when the chain lug boss continues to move forwards to be separated from the deflector rod of the feeding mechanism, the material door of the feeding mechanism is closed so as to stagger the gap between the winnowing pans.

2. The induced hoist transport mechanism of claim 1 wherein the four links of the chain carry a pair of buckets.

3. The induced type hoist conveying mechanism according to claim 1, wherein a tension pulley is further provided in correspondence to the single chain.

4. The induced type elevator conveying mechanism as claimed in claim 1, wherein the single chain comprises a feeding conveying section, a vertical conveying section and a discharging conveying section which are connected in sequence corresponding to the feeding mechanism and the discharging mechanism respectively, the feeding conveying section and the discharging conveying section are horizontally arranged respectively, and the vertical conveying section is vertically arranged.

5. The induced type elevator conveying mechanism as claimed in claim 4, wherein a turning wheel and a tensioning wheel are respectively disposed at the connection of the feeding conveying section and the vertical conveying section and at the connection of the vertical conveying section and the discharging conveying section.

6. An induced type elevator, which comprises a frame, a feeding mechanism, a conveying mechanism and a discharging mechanism, wherein the feeding mechanism is arranged at the bottom horizontal section of the frame, the discharging mechanism is arranged at the top horizontal section of the frame, and two ends of the conveying mechanism are respectively arranged corresponding to the feeding mechanism and the discharging mechanism, and the induced type elevator is characterized in that the conveying mechanism is the conveying mechanism in any one of the claims 1 to 5.

7. The induced elevator as set forth in claim 6, wherein the feeding mechanism is a synchronous feeding mechanism comprising:

the resetting mechanism is arranged between the material door and the hopper;

8. The induced type elevator as claimed in claim 7, wherein a material distributing plate is further disposed on the upper portion of the hopper of the synchronous feeding mechanism, the material distributing plate is mounted on an adjusting screw rod, the adjusting screw rod is mounted on the hopper, and the axis of the adjusting screw rod is perpendicular to the center line of the hopper.

9. The induced type hoist of claim 8, characterized in that the reset mechanism is a reset torsion spring, the reset torsion spring is installed on the adjusting screw, one end of the reset torsion spring is connected with the hopper, and the other end of the reset torsion spring is connected with the material door.