Tail-driven elevator

Abstract

The utility model discloses a tail-driven elevator which comprises a tail tensioning driving mechanism, a middle connecting machine shell, a head transmission device and a conveying operation mechanism, and the tail tensioning driving mechanism and the head transmission device are fixedly connected together through the middle connecting machine shell. The tail tensioning driving mechanism and the head transmission device are provided with a conveying operation mechanism located in the middle connecting machine shell, the tail tensioning driving mechanism comprises a tail machine shell, a tail shaft and a speed reducing motor, the tail shaft is arranged on the tail machine shell, a tail chain wheel located in the tail machine shell is arranged on the tail shaft, and the speed reducing motor is arranged on the tail chain wheel. Compared with the prior art, the elevator has the advantages that the gravity center of the elevator can be lowered, and the elevator is more stable and not prone to toppling over.

Description

[Technical field]

[0001] The utility model relates to the technical field of hoists, in particular to a tail-driven hoist. [Background technology]

[0002] A bucket elevator with application number: CN202011292160.X is provided with a body at the upper end of a machine base, feed ports are respectively provided on both sides of the upper end of the machine base, a driven wheel is provided on the driven shaft in the machine base, a wheel cover is provided on the upper end of the body, a discharge port is provided at the bottom end of one side of the wheel cover, a motor is provided on the motor seat in the wheel cover, the motor is connected to the driving wheel through a motor pulley, the driving wheel is connected to the driven wheel through a conveyor belt, buckets are evenly provided on the conveyor belt, and a tensioning device is provided on the driven wheel. The present invention drives the active wheel to move through a motor, and the active wheel drives the driven wheel to move through a conveyor belt, driving the hopper on the conveyor belt to rise, and move downward after reaching the top of the elevator. Due to the effects of gravity and centrifugal force, the objects in the hopper can be thrown out and fall into the receiving trough, and the empty hopper continues to move downward and reciprocates under the drive of the conveyor belt, which significantly improves the performance of safe and continuous operation and improves the transportation efficiency. However, since a motor is provided on the motor seat in the wheel cover, its center of gravity is relatively high. When the elevator is used on a ship, it is often easy to tip over due to factors such as the shaking of the ship and unstable center of gravity. [Contents of the utility model]

[0003] The purpose of the utility model is to solve the problems in the prior art and to provide a tail-driven hoist which can lower the center of gravity of the hoist, making the hoist more stable and less likely to tip over.

[0004] To achieve the above-mentioned purpose, the utility model proposes a tail-driven elevator, including a tail tensioning drive mechanism, an intermediate connecting casing, a head transmission device and a conveying and operating mechanism, the tail tensioning drive mechanism and the head transmission device are fixedly connected together through the intermediate connecting casing, the tail tensioning drive mechanism and the head transmission device are provided with a conveying and operating mechanism located in the intermediate connecting casing, the tail tensioning drive mechanism includes a tail casing, a tail shaft and a reduction motor, the tail casing is provided with a tail shaft, the tail shaft is provided with a tail sprocket located in the tail casing, one end of the tail shaft is transmission-connected to the reduction motor, and a feed port is provided on the front side of the tail casing.

[0005] Preferably, the tail shaft is slidably adjusted on the tail casing through an adjustment mechanism.

[0006] Preferably, the adjustment mechanism includes a sliding seat, a double torque arm, a fixed seat, an adjusting screw, two nuts and two slide rails. The sliding seat can be slidably arranged on the slide rails. The upper end of the sliding seat is provided with an adjusting screw that passes through the fixed seat. The adjusting screw is provided with nuts on the upper and lower sides of the fixed seat. The sliding seat is provided with a double torque arm, and the sliding seat and the double torque arm are rotatably connected to the tail shaft.

[0007] Preferably, two connecting seats are provided on the sliding seat, and both ends of the double torque arm are fixedly connected to the corresponding connecting seats by bolts.

[0008] Preferably, one end of the tail shaft is drivingly connected to the reduction motor via a coupling.

[0009] Preferably, the intermediate connecting casing comprises a plurality of intermediate section casings connected in sequence, wherein one of the intermediate section casings is provided with an inspection door, and the inspection door can be opened and closed by an inspection door hanger and is arranged on the corresponding intermediate section casing.

[0010] Preferably, the intermediate section casing adopts an integral frame structure, and the frame is composed of welded square tubes.

[0011] Preferably, the head transmission device includes a head casing, a discharge port is provided on one side of the head casing, a head shaft is provided on the head casing, a head sprocket is provided on the head shaft, and a working platform is provided on the outer side of the head casing.

[0012] Preferably, the conveying mechanism is composed of two conveying chains and hoppers fixedly connected to the two conveying chains at equal intervals.

[0013] The beneficial effects of the utility model are as follows: the utility model provides a tail shaft on the tail casing, the tail shaft is provided with a tail sprocket located in the tail casing, one end of the tail shaft is connected to the reduction motor for transmission, and the drive is placed at the tail. Compared with the prior art, the utility model can lower the center of gravity of the hoist, making the hoist more stable and not easy to tip over.

[0014] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

Brief Description of the Drawings

[0015] Figure 1 It is a structural schematic diagram of a tail-driven hoist of the utility model;

[0016] Figure 2 is a structural schematic diagram of the tail tensioning drive mechanism;

[0017] Figure 3 It is a schematic diagram of a tail drive part cut away in the utility model;

[0018] Figure 4It is a structural diagram of the conveying operation mechanism.

[0019] In the figure: 1-tail tensioning drive mechanism, 2-middle connecting casing, 3-head transmission device, 4-conveying operation mechanism, 5-adjusting mechanism, 11-tail casing, 12-coupling, 13-tail shaft, 14-tail shaft, 15-feeding port, 21-middle section casing, 22-inspection door, 23-inspection door hanger, 31-head casing, 32-discharge port, 33-head shaft, 34-working platform, 35-head sprocket, 41-conveying chain, 42-hopper, 51-slide seat, 52-double torque arm, 53-fixed seat, 54-adjusting screw, 55-nut, 56-slide rail, 57-connecting seat. [Specific implementation method]

[0020] See also Figure 1 , 2 The utility model is a tail-driven hoist, comprising a tail tensioning drive mechanism 1, an intermediate connecting casing 2, a head transmission device 3 and a conveying and operating mechanism 4, wherein the tail tensioning drive mechanism 1 and the head transmission device 3 are fixedly connected together through the intermediate connecting casing 2, and the tail tensioning drive mechanism 1 and the head transmission device 3 are provided with a conveying and operating mechanism 4 located in the intermediate connecting casing 2, and the tail tensioning drive mechanism 1 comprises a tail casing 11, a tail shaft 14 and a reduction motor, and the tail casing 11 is provided with a tail shaft 14, and the tail shaft 14 is provided with a tail sprocket 13 located in the tail casing 11, and one end of the tail shaft 14 is drivingly connected to the reduction motor, and a feed port 15 is provided on the front side of the tail casing 11.

[0021] See also Figure 2 The tail shaft 14 is slidably adjusted on the tail casing 11 through the adjustment mechanism 5 .

[0022] The adjustment mechanism 5 includes a slide 51, a double torque arm 52, a fixed seat 53, an adjustment screw 54, two nuts 55 and two slide rails 56. The slide 51 can be slidably arranged on the slide rails 56. The upper end of the slide 51 is provided with an adjustment screw 54 that penetrates the fixed seat 53. The adjustment screw 54 is provided with nuts 55 on both the upper and lower sides of the fixed seat 53. The slide 51 is provided with a double torque arm 52. The slide 51 and the double torque arm 52 are both rotatably connected to the tail shaft 14.

[0023] Two connecting seats 57 are provided on the sliding seat 51 , and both ends of the double torque arm 52 are fixedly connected to the corresponding connecting seats 57 by bolts.

[0024] See also Figure 2 One end of the tail shaft 14 is transmission-connected to the reduction motor through a coupling 12 .

[0025] See also Figure 1The intermediate connecting casing 2 includes a plurality of intermediate section casings 21 connected in sequence, one of the intermediate section casings 21 is provided with an inspection door 22, and the inspection door 22 can be opened and closed through an inspection door hanger 23 and is arranged on the corresponding intermediate section casing 21.

[0026] The intermediate section casing 21 adopts an integral frame structure, and the frame is formed by welding square tubes.

[0027] See also Figure 1 The head transmission device 3 includes a head casing 31, a discharge port 32 is provided on one side of the head casing 31, a head shaft 33 is provided on the head casing 31, a head sprocket 35 is provided on the head shaft 33, and a working platform 34 is provided on the outer side of the head casing 31.

[0028] See also Figure 4 The conveying mechanism 4 is composed of two conveying chains 41 and hoppers 42 fixedly connected to the two conveying chains 41 at equal intervals.

[0029] Working process of this utility model:

[0030] The utility model is a tail-driven hoist. During operation, first, the reduction motor drives the tail shaft 14 to rotate through the coupling 12, and the tail shaft 14 drives the conveying chain 41 to move through the tail sprocket 13. The movement of the conveying chain 41 drives the head sprocket to rotate, and the conveying chain 41 drives the hopper 42 thereon to move. The material enters the hopper 42 from the feed port 15, passes through the tail casing 11 and the middle connecting casing 2 in the hopper 42 in sequence, and finally enters the head casing 31 to be discharged from the discharge port 32.

[0031] The double torque arms 52 are added to protect and stabilize the reduction motor.

[0032] The adjusting mechanism 5 can adjust the tail shaft 14 to lift and lower it, making it easier to assemble the conveyor chain 41 , and at the same time can control the overall tightness of the conveyor chain 41 , thereby improving the transmission stability and service life of the chain.

[0033] The intermediate section casing 21 adopts an integral frame structure, and the frame is composed of square tubes welded together, which ensures the strength of the casing and improves the safety and stability of the overall transportation. When the ship is shaking, the hoist is not easy to break.

[0034] An inspection door 22 is provided on the intermediate section casing 21 to facilitate the inspection and maintenance of the equipment. At the same time, the requirements for different lifting heights can be met by increasing or decreasing the number of intermediate section casings 21.

[0035] A working platform 34 is provided on the outside of the head housing 31 for equipment inspection and maintenance.

[0036] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A tail-driven hoist, characterized in that: The invention comprises a tail tensioning drive mechanism (1), an intermediate connecting housing (2), a head transmission device (3) and a conveying and operating mechanism (4); the tail tensioning drive mechanism (1) and the head transmission device (3) are fixedly connected together via the intermediate connecting housing (2); the tail tensioning drive mechanism (1) and the head transmission device (3) are provided with a conveying and operating mechanism (4) located in the intermediate connecting housing (2); the tail tensioning drive mechanism (1) comprises a tail housing (11), a tail shaft (14) and a reduction motor; the tail housing (11) is provided with a tail shaft (14); the tail shaft (14) is provided with a tail sprocket (13) located in the tail housing (11); one end of the tail shaft (14) is transmission-connected to the reduction motor; a feed port (15) is provided on the front side of the tail housing (11).

2. A tail-driven hoist as claimed in claim 1, characterized in that: The tail shaft (14) is slidably adjustable on the tail casing (11) via an adjustment mechanism (5).

3. A tail-driven hoist as claimed in claim 2, characterized in that: The adjusting mechanism (5) comprises a slide seat (51), a double torque arm (52), a fixed seat (53), an adjusting screw (54), two nuts (55) and two slide rails (56); the slide seat (51) is slidably arranged on the slide rails (56); an adjusting screw (54) penetrating the fixed seat (53) is arranged at the upper end of the slide seat (51); nuts (55) are arranged on both upper and lower sides of the fixed seat (53); the slide seat (51) is provided with a double torque arm (52); the slide seat (51) and the double torque arm (52) are both rotatably connected to the tail shaft (14).

4. A tail-driven hoist as claimed in claim 3, characterized in that: The sliding seat (51) is provided with two connecting seats (57), and both ends of the double torque arm (52) are fixedly connected to the corresponding connecting seats (57) by bolts.

5. A tail-driven hoist as claimed in claim 1, characterized in that: One end of the tail shaft (14) is drivingly connected to the reduction motor via a coupling (12).

6. A tail-driven hoist as claimed in claim 1, characterized in that: The intermediate connection casing (2) comprises a plurality of intermediate section casings (21) connected in sequence, wherein one of the intermediate section casings (21) is provided with an inspection door (22), and the inspection door (22) is openable and closable on the corresponding intermediate section casing (21) via an inspection door hanger (23).

7. A tail-driven hoist as claimed in claim 6, characterized in that: The intermediate section casing (21) adopts an integral frame structure, and the frame is formed by welding square tubes.

8. A tail-driven hoist as claimed in claim 1, characterized in that: The head transmission device (3) comprises a head casing (31), a discharge port (32) is provided on one side of the head casing (31), a head shaft (33) is provided on the head casing (31), a head sprocket (35) is provided on the head shaft (33), and a working platform (34) is provided on the outer side of the head casing (31).

9. A tail-driven hoist according to any one of claims 1 to 8, characterized in that: The conveying operation mechanism (4) is composed of two conveying chains (41) and hoppers (42) fixedly connected to the two conveying chains (41) at equal intervals.

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