Novel energy-saving efficient large-capacity bucket elevator

Abstract

The novel energy-saving efficient large-capacity bucket elevator comprises an elevator body, a feeding opening is formed in the position, close to the bottom, of the inner side wall of the elevator body, plate chain tensioning pieces are arranged at the positions, located above and below the feeding opening, of the side wall of the elevator body respectively, and the plate chain tensioning piece on the lower portion pulls a plate chain towards one side of the feeding opening; the lower edge of the feeding port is located over the hopper connector next to the inflection point, and the plate chain tensioning piece above pushes the plate chain to the side away from the feeding port and enables the hopper to move and not to interfere with the lower edge of the feeding port. According to the novel energy-saving efficient large-capacity bucket elevator, the trend of the hopper is changed through the plate chain tensioning piece, so that the hopper can completely catch materials falling from the feeding port, on one hand, the lifting efficiency of the elevator is improved, and on the other hand, the situation that the materials are stacked at the bottom of the elevator, and the hopper is stuck can be avoided.

Description

Technical Field

[0001] The invention relates to the technical field of elevators, in particular to a novel energy-saving and efficient large-capacity bucket elevator. Background Art

[0002] Bucket elevators can be divided into digging type and injection type according to the loading method. The digging bucket will generate a large load when digging the materials accumulated at the bottom of the elevator, reducing the lifting efficiency of the elevator. The materials in the injection elevator flow directly into the bucket from the feed port, but the feed port is designed on the side of the bucket, and the materials cannot fall completely into the bucket. Some materials will accumulate at the bottom of the elevator. When they accumulate to a certain height, they must be dug out by the bucket, increasing the load. Therefore, a structure is designed to enable the materials to fall completely into the bucket to improve the lifting efficiency of the bucket elevator. Summary of the invention

[0003] The object of the present invention is to provide a novel energy-saving and efficient large-capacity bucket elevator to solve the problem of low lifting efficiency of the elevator mentioned in the above background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a new type of energy-saving and efficient large-capacity bucket elevator, including an elevator body, a feed port is opened on the inner wall of the elevator body near the bottom, and a plate chain tensioner is respectively arranged above and below the feed port on the side wall of the elevator body. The lower plate chain tensioner pulls the plate chain toward the feed port, and its contact point with the plate chain is an inflection point. The lower edge of the feed port is located directly above the bucket interface below the inflection point, and the upper plate chain tensioner pushes the plate chain away from the feed port and makes the bucket movement not interfere with the lower edge of the feed port.

[0005] Preferably, the plate chain tensioner includes a connecting arm, a rotatable roller is installed at the inner end of the connecting arm, the roller and the plate chain are rollingly cooperated, the connecting arm slides through the side wall of the elevator body and is fixed with a mounting plate, a bolt is inserted on the mounting plate, the bolt is screwed into the screw hole set in the side wall of the elevator body, and a nut for clamping the mounting plate is screwed into the bolt.

[0006] Preferably, baffles are formed on two vertical sides of the hopper close to the feed inlet.

[0007] Preferably, a maintenance layer is provided on the top of the elevator body, and an enclosing guardrail is provided on the edge of the maintenance layer.

[0008] Preferably, a support is provided on the top of the maintenance layer, and a driving shaft for traction on the top of the hoist body is rotatably plugged into the support, a ratchet is keyed on the driving shaft, a clip is rotatably installed on the top of the support and a torsion spring is provided at the rotating position, and the clip and the ratchet teeth are engaged.

[0009] Preferably, a detachable top cover is provided on the top of the elevator body, and the outer casing of the elevator body is a multi-section detachable splicing structure.

[0010] Preferably, a cleaning port is provided on the other side of the bottom feed port of the elevator body, a baffle is provided on the outside of the cleaning port, and a handle is provided on the baffle.

[0011] Preferably, a connecting groove is fixed to the discharge port on the top of the elevator body, the bottom of the connecting groove is connected to a winnowing frame, the bottom of the winnowing frame is connected to an impurity discharge groove and a material discharge groove, the impurity discharge groove and the material discharge groove are arranged in an inverted V shape, a hole is set on one side of the winnowing frame, and a fan is installed on the side wall of the winnowing frame facing the material discharge groove.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The present invention provides a novel energy-saving and efficient large-capacity bucket elevator, which changes the direction of the bucket through a plate chain tensioner so that the bucket can completely catch the material falling from the feed port. On the one hand, it improves the lifting efficiency of the elevator, and on the other hand, it can avoid the accumulation of materials at the bottom of the elevator and the jamming of the bucket. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0015] Figure 2 for Figure 1 Schematic diagram of the top structure;

[0016] Figure 3 for Figure 1 Schematic diagram of the internal structure;

[0017] Figure 4 The following are the structural diagrams of the plate chain in two states;

[0018] Figure 5 This is a schematic diagram of the installation of the plate chain tensioner and the plate chain;

[0019] Figure 6 Schematic diagram of the hopper structure at the inflection point.

[0020] In the figure: 1. Elevator body; 2. Feed inlet; 3. Plate chain tensioner; 31. Connecting arm; 32. Roller; 33. Mounting plate; 34. Bolt; 4. Top cover; 5. Connecting groove; 6. Support; 7. Ratchet; 8. Card bar; 9. Material discharge groove; 10. Impurity discharge groove; 11. Maintenance layer; 12. Baffle. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 3 A new type of energy-saving and efficient large-capacity bucket elevator comprises an elevator body 1. A feed port 2 is provided on the inner side wall of the elevator body 1 near the bottom. A plate chain tensioner 3 is provided on the side wall of the elevator body 1 above and below the feed port 2. The lower plate chain tensioner 3 pulls the plate chain toward the side of the feed port 2. The contact point between the plate chain and the plate chain is an inflection point. The lower edge of the feed port 2 is located directly above the hopper interface below the inflection point. The upper plate chain tensioner 3 pushes the plate chain away from the feed port 2 and makes the movement of the hopper not interfere with the lower edge of the feed port 2.

[0023] The movement trajectory of the plate chain is as follows Figure 4 As shown, the hopper first moves toward the side close to the feed port 2 until the hopper is directly below the feed port 2. The hopper receives the material fed from the feed port 2. The bulk material range is as shown in Figure 6 As shown, the material can completely fall into the hopper below the inflection point and will not accumulate at the bottom of the elevator body 1, increasing the load of the hopper operation and reducing the working efficiency of the elevator.

[0024] See also Figure 5 The plate chain tensioner 3 includes a connecting arm 31, a rotating roller 32 is installed at the inner end of the connecting arm 31, the roller 32 and the plate chain rolling cooperation, the connecting arm 31 slides through the side wall of the elevator body 1 and is fixed with a mounting plate 33, a bolt 34 is inserted on the mounting plate 33, the bolt 34 is screwed into the screw hole set in the side wall of the elevator body 1, and a nut for clamping the mounting plate 33 is screwed into the bolt 34. The insertion depth of the connecting arm 31 is controlled by adjusting the bolt 34 and the nut, thereby controlling the tension of the plate chain.

[0025] The two vertical sides of the hopper near the feed inlet 2 are formed with baffles, such as Figure 6 The material falling on the side wall of the hopper above the inflection point will be blocked by the baffle and fall into the hopper below.

[0026] A maintenance layer 11 is provided on the top of the hoist body 1, and a surrounding guardrail is provided on the edge of the maintenance layer 11. The maintenance layer 11 is convenient for maintenance and overhaul of the hoist.

[0027] A support 6 is provided at the top of the maintenance layer 11, and the driving shaft for traction at the top of the hoist body 1 is rotatably plugged into the support 6. A ratchet 7 is keyed on the driving shaft, and a clip 8 is rotatably installed on the top of the support 6 and a torsion spring is provided at the rotation position, and the clip 8 and the ratchet teeth of the ratchet 7 are engaged. The connection mode between the ratchet 7 and the clip 8 determines that the hopper can only be lifted upwards, and when the power suddenly disappears, the hopper will not fall from above, causing safety problems.

[0028] A detachable top cover 4 is provided on the top of the hoist body 1, and the outer casing of the hoist body 1 is a multi-section detachable splicing structure, which is convenient for disassembling the casing to repair the inside of the hoist, and is also convenient for transportation and assembly of the hoist.

[0029] A cleaning port is provided on the other side of the bottom feed port 2 of the elevator body 1, a baffle 12 is provided outside the cleaning port, a handle is provided on the baffle 12, and the baffle 12 can be opened to clean the silted materials at the bottom of the elevator.

[0030] A connection slot 5 is fixed to the discharge port at the top of the elevator body 1, and a wind selection frame is connected at the bottom of the connection slot 5. The impurity discharge slot 10 and the material discharge slot 9 are connected at the bottom of the wind selection frame. The impurity discharge slot 10 and the material discharge slot 9 are arranged in an inverted V shape. Holes are set on one side of the wind selection frame, and a fan is installed on the side wall of the wind selection frame facing the material discharge slot 9. The fan selects the material in the wind selection frame, and blows most of the light impurities in the material into the impurity discharge slot 10 and drops from the impurity discharge slot 10.

Claims

1. A new type of energy-saving and efficient large-capacity bucket elevator, comprising an elevator body (1), wherein an inner wall of the elevator body (1) is provided with a feed inlet (2) near the bottom, and wherein: A plate chain tensioner (3) is provided on the side wall of the elevator body (1) above and below the feed port (2), respectively. The lower plate chain tensioner (3) pulls the plate chain toward the side of the feed port (2), and its contact point with the plate chain is an inflection point. The lower edge of the feed port (2) is located directly above a hopper interface below the inflection point. The upper plate chain tensioner (3) pushes the plate chain away from the feed port (2) and ensures that the movement of the hopper does not interfere with the lower edge of the feed port.

2. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 1, characterized in that: The plate chain tensioner (3) comprises a connecting arm (31), the inner end of which is mounted a rotatable roller (32), the roller (32) rollingly cooperating with the plate chain, the connecting arm (31) slidingly passing through the side wall of the elevator body (1) and being fixed with a mounting plate (33), a bolt (34) being inserted into a screw hole provided in the side wall of the elevator body (1), and a nut for clamping the mounting plate (33) being screwed into the bolt (34).

3. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 3, characterized in that: Baffles are formed on two vertical sides of the hopper near the feed inlet (2).

4. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 1, characterized in that: A maintenance layer (11) is provided on the top of the elevator body (1), and a surrounding guardrail is provided on the edge of the maintenance layer (11).

5. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 4, characterized in that: A support (6) is provided at the top of the maintenance layer (11); a driving shaft for traction at the top of the hoist body (1) is rotatably plugged into the support (6); a ratchet (7) is key-connected to the driving shaft; a clamping strip (8) is rotatably mounted on the top of the support (6); a torsion spring is provided at the rotation location; the clamping strip (8) and the ratchet teeth of the ratchet (7) are engaged.

6. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 1, characterized in that: A detachable top cover (4) is provided on the top of the elevator body (1), and the outer casing of the elevator body (1) is a multi-section detachable spliced ​​structure.

7. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 1, characterized in that: A cleaning port is provided on the other side of the bottom feed port of the elevator body (1), a baffle (12) is provided outside the cleaning port, and a handle is provided on the baffle (12).

8. A new type of energy-saving and high-efficiency large-capacity bucket elevator according to claim 1, characterized in that: A connection groove (5) is fixed to the discharge port at the top of the elevator body (1), the bottom of the connection groove (5) is connected to a wind selection frame, the bottom of the wind selection frame is connected to an impurity discharge groove (10) and a material discharge groove (9), the impurity discharge groove (10) and the material discharge groove (9) are arranged in an inverted V shape, a hole is provided on one side of the wind selection frame, and a fan is installed on the side wall of the wind selection frame facing the material discharge groove (9).

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