Fixed four-unit linkage electric speed reduction elevator

Abstract

The utility model discloses a fixed four-linkage electric speed reduction elevator which comprises a motor, the output end of the motor is provided with a hole-shaft double-input lead screw speed reduction elevator, the two output ends of the hole-shaft double-input lead screw speed reduction elevator are respectively provided with a double-shaft input lead screw speed reduction elevator, and the two output ends of the hole-shaft double-input lead screw speed reduction elevator are respectively provided with a double-shaft input lead screw speed reduction elevator. The output end of one double-shaft input lead screw speed reduction elevator is provided with the other double-shaft input lead screw speed reduction elevator. According to the fixed type four-linkage electric speed reduction elevator, a middle reverser of a traditional four-linkage elevator is combined with a speed reduction elevator part, so that the middle reverser is omitted, and the reversing function is achieved through the process that the double-input worm is connected with the first arc bevel gear and the second arc bevel gear; by means of the speed reduction transmission characteristic of the worm gear and the worm, more speed reduction ratios can be obtained, the speed reduction ratio of the speed reduction elevator can be selected according to using requirements, and larger platform bearing force and various lifting speeds are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lift, concretely to a fixed four -unit linkage electric fixed four -unit linkage electric speed -reducing lift. BACKGROUND

[0002] The lift is a vertical conveying hoisting machinery, and the lift can be used for lifting goods in the vertical direction, wherein the electric lift is driven by a motor and realizes platform lifting by using a mechanical transmission device, so the electric lift is widely used in various industries and commercial occasions, and multiple lifting platforms can be connected by linkage components such as connecting rods to form a linkage lift device.

[0003] The existing fixed lift structure mainly changes the lifting function by the intermediate commutator of the motor, and the speed reduction ratio is single, so the intermediate commutator is needed to change the rotating direction to realize the commutation and speed reduction function, which leads to complex structure, large space occupation, multi-stage transmission and low output efficiency. UTILITY MODEL CONTENT

[0004] The utility model discloses a fixed four -unit linkage electric, multi -speed ratio speed -reducing lift, the intermediate commutator and the lift are combined in the device, so that the intermediate commutator is cancelled, so as to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a fixed four -unit linkage electric speed -reducing lift, including motor, the output of motor is provided with hole axle double -input screw rod speed -reducing lift, two output of hole axle double -input screw rod speed -reducing lift is provided with double -shaft input screw rod speed -reducing lift respectively, wherein the output of one double -shaft input screw rod speed -reducing lift is provided with another double -shaft input screw rod speed -reducing lift, double -shaft input screw rod speed -reducing lift is provided with 3, 3 double -shaft input screw rod speed -reducing lift and hole axle double -input screw rod speed -reducing lift rectangular distribution, hole axle double -input screw rod speed -reducing lift and double -shaft input screw rod speed -reducing lift are connected using intermediate connecting shaft and coupling, and three double -shaft input screw rod speed -reducing lift and hole axle double -input screw rod speed -reducing lift constitute four -unit linkage lifting structure.

[0006] Preferably, the hole axle double -input screw rod speed -reducing lift includes input structure and output structure, the input structure receives the torque and rotating speed from the motor, and the output structure transmits the torque and rotating speed of the motor outward.

[0007] The output structure can transmit the torque and rotating speed of the motor outward.

[0008] Preferably, the input structure comprises a box, one side surface of the box is provided with a double-input worm throughout, the double-input worm is fixedly connected with an output end of a motor, one side of the double-input worm is provided with a turbine shaft, and the double-input worm and the turbine shaft form a turbine worm transmission.

[0009] By using the input structure, the torque of the motor can be transmitted to the device.

[0010] Preferably, the turbine shaft is rotatably installed on an inner surface of a bearing, the bearing is fixedly installed in an inner portion of the box, an inner wall of the turbine shaft is threadedly connected with a lifting lead screw, the lifting lead screw penetrates through an upper surface of the box, a top portion of the lifting lead screw is fixedly installed with a lead screw flange, and a flange cover is sleeved on an outer surface of the lifting lead screw and is embeddedly fixed on the upper surface of the box.

[0011] By using the rotation of the turbine shaft, the lifting process of the lifting lead screw can be realized.

[0012] Preferably, the output structure comprises an arc cone bevel gear one, the arc cone bevel gear one is rotatably connected to an inner wall of one side of the box, the arc cone bevel gear one is meshed with the double-input worm through a gear, one side of the arc cone bevel gear one is meshed with an arc cone bevel gear two, the arc cone bevel gear two is rotatably installed on an inner wall of the other side of the box, the arc cone bevel gear one and the arc cone bevel gear two are fixedly connected with output steering shafts respectively, the two output steering shafts are vertically arranged, and the output steering shafts are connected with an intermediate connecting shaft through a shaft coupling.

[0013] By using the output structure, the torque and the rotating speed of the motor can be transmitted.

[0014] Preferably, the hole shaft double-input lead screw speed reducer elevator has the same internal structure as the double-shaft input lead screw speed reducer elevator.

[0015] By using the hole shaft double-input lead screw speed reducer elevator and the double-shaft input lead screw speed reducer elevator, four or more linkage lifting structures can be formed.

[0016] Compared with the prior art, the fixed four or more linkage electric speed reducer elevator has the following beneficial effects:

[0017] 1. The device combines the intermediate commutator and the elevator part of the traditional four or more linkage elevators, thereby canceling the intermediate commutator, using the connection process of the double-input worm and the arc cone bevel gear one and the arc cone bevel gear two, and realizing the commutation function.

[0018] 1. The device combines the intermediate commutator and the elevator part of the traditional four or more linkage elevators, thereby canceling the intermediate commutator, using the connection process of the double-input worm and the arc cone bevel gear one and the arc cone bevel gear two, and realizing the commutation function.2. The box of the device is provided with output holes on both sides, and the two output steering shafts pass through the output holes on the surface of the box to form a 90-degree angle, realize 90-degree reversing, and realize the transmission of the torque and rotating speed of the motor through the synchronous rotation of the arc cone bevel gear one and the arc cone bevel gear two.

[0019] 3. The device is provided with double input worm and turbine shaft to realize the lifting process of the lifting screw, and the torque of the motor is transmitted through the arc cone bevel gear one and the arc cone bevel gear two, and a plurality of fixed lifting speeds can be realized through the tooth number ratio of the double input worm, turbine shaft, arc cone bevel gear one and arc cone bevel gear two and the output steering shaft, so as to meet the requirements of different application scenes. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the four-tandem lifting structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the external structure of the hole shaft double input screw rod speed reducer lifter of the utility model;

[0022] Figure 3 It is a schematic diagram of the internal structure of the hole shaft double input screw rod speed reducer lifter of the utility model;

[0023] Figure 4 It is a schematic diagram of the lifting screw structure of the utility model.

[0024] In the figure: 1, motor; 2, hole shaft double input screw rod speed reducer lifter; 3, double shaft input screw rod speed reducer lifter; 4, intermediate connecting shaft; 5, shaft coupling; 6, box; 7, double input worm; 8, turbine shaft; 9, bearing; 10, lifting screw; 11, screw flange; 12, flange cover; 13, arc cone bevel gear one; 14, arc cone bevel gear two; 15, output steering shaft. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Please refer to Figures 1-4The utility model provides a technical scheme: a fixed four linkage electric speed reducer elevator, including motor 1, hole axle double input screw rod speed reducer elevator 2, double axle input screw rod speed reducer elevator 3, intermediate connecting shaft 4, shaft coupling 5, box 6, double input worm 7, turbine shaft 8, bearing 9, lifting screw rod 10, screw rod flange 11, flange cover 12, arc conical bevel gear one 13, arc conical bevel gear two 14, output steering shaft 15.

[0027] The output end of motor 1 is provided with hole axle double input screw rod speed reducer elevator 2, the two output ends of hole axle double input screw rod speed reducer elevator 2 are provided with double axle input screw rod speed reducer elevator 3 respectively, the output end of one of double axle input screw rod speed reducer elevator 3 is provided with another double axle input screw rod speed reducer elevator 3, double axle input screw rod speed reducer elevator 3 is provided with 3, 3 double axle input screw rod speed reducer elevator 3 is distributed with hole axle double input screw rod speed reducer elevator 2 in rectangle, hole axle double input screw rod speed reducer elevator 2 and double axle input screw rod speed reducer elevator 3 are connected using intermediate connecting shaft 4 and shaft coupling 5, 3 double axle input screw rod speed reducer elevator 3 and hole axle double input screw rod speed reducer elevator 2 constitute four linkage lifting structure, hole axle double input screw rod speed reducer elevator 2 includes input structure and output structure, input structure receives the torque and rotational speed from motor 1, output structure passes outside and outputs the torque and rotational speed of motor 1, input structure includes box 6, the side surface of box 6 is provided with double input worm 7, double input worm 7 is fixedly connected with the output end of motor 1, one side of double input worm 7 is provided with turbine shaft 8, double input worm 7 and turbine shaft 8 form turbine worm drive, turbine shaft 8 is rotatably installed on the inner surface of bearing 9, bearing 9 is fixedly installed in the inside of box 6, the inner wall of turbine shaft 8 is threadedly connected with lifting screw rod 10, lifting screw rod 10 penetrates the upper surface of box 6, the top of lifting screw rod 10 is fixedly installed with screw rod flange 11, the outer surface of lifting screw rod 10 is provided with flange cover 12, flange cover 12 is embeddedly fixed on the upper surface of box 6, output structure includes arc conical bevel gear one 13, arc conical bevel gear one 13 is rotatably connected on the inside wall of the one side of box 6, arc conical bevel gear one 13 is engaged with double input worm 7 through gear, one side of arc conical bevel gear one 13 is engaged with arc conical bevel gear two 14, arc conical bevel gear two 14 is rotatably installed on the inside wall of the other side of box 6, arc conical bevel gear one 13 and arc conical bevel gear two 14 are fixedly connected with output steering shaft 15 respectively, 2 output steering shaft 15 are vertically arranged, the end of output steering shaft 15 is connected with intermediate connecting shaft 4 through shaft coupling 5, the internal structure of hole axle double input screw rod speed reducer elevator 2 and double axle input screw rod speed reducer elevator 3 is same;

[0028] As Figure 1 , Figure 2 , Figure 3 And Figure 4As shown, one hole shaft double input screw reducer elevator 2 and three double shaft input screw reducer elevators 3 are distributed in a rectangular shape, and constitute four linkage lifting structures, wherein each hole shaft double input screw reducer elevator 2 and double shaft input screw reducer elevator 3 are connected through an intermediate connecting shaft 4 and a coupling 5, in the process of using the device, the motor 1 is started, the motor 1 drives the double input worm 7 to rotate, the double input worm 7 transmits the torque and rotating speed of the motor 1 to the output steering shaft 15 through the arc cone bevel gear one 13 and the arc cone bevel gear two 14 meshing on both sides, the output steering shaft 15 is connected with the coupling 5 and the intermediate connecting shaft 4, so as to transmit the torque and rotating speed of the motor 1 to the other double shaft input screw reducer elevator 3, realize the synchronous starting of the hole shaft double input screw reducer elevator 2 and the three double shaft input screw reducer elevators 3, in the process, the rotating double input worm 7 drives the turbine shaft 8 to rotate, the rotating turbine shaft 8 drives the lifting screw 10 to lift, the lifting screw 10 drives the screw flange 11 to move up and down, so as to realize the lifting process of the device.

[0029] Working principle: when using the fixed four or more linkage electric speed reducer elevators, the motor 1 is started, the torque and rotating speed of the motor 1 are input into the device through the double input worm 7, and the torque and rotating speed of the motor 1 are transmitted to the output steering shaft 15 on both sides through the arc cone bevel gear one 13 and the arc cone bevel gear two 14, so that the four linkage lifting structures move synchronously, the turbine shaft 8 rotates, thereby driving the lifting screw 10 to lift, and the practicability of the whole is improved.

[0030] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A stationary four-tandem electric motor-driven speed-reducing elevator comprising a motor (1), characterized in that: The output end of the motor (1) is provided with a hole shaft double-input screw rod reduction elevator (2), the two output ends of the hole shaft double-input screw rod reduction elevator (2) are respectively provided with double-shaft input screw rod reduction elevators (3), the output end of one of the double-shaft input screw rod reduction elevators (3) is provided with another double-shaft input screw rod reduction elevator (3), the double-shaft input screw rod reduction elevators (3) are provided with three, the three double-shaft input screw rod reduction elevators (3) are distributed in a rectangular shape with the hole shaft double-input screw rod reduction elevator (2), the hole shaft double-input screw rod reduction elevator (2) and the double-shaft input screw rod reduction elevators (3) are connected through intermediate connecting shafts (4) and couplings (5), and the three double-shaft input screw rod reduction elevators (3) and the hole shaft double-input screw rod reduction elevator (2) constitute four linkage lifting structures.

2. A stationary four-car elevator system as set forth in claim 1, wherein: The hole shaft double-input screw rod reduction elevator (2) comprises an input structure and an output structure, the input structure receives torque and rotating speed from the motor (1), and the output structure outputs the torque and rotating speed of the motor (1) outward.

3. A stationary four-car elevator system as set forth in claim 2, wherein: The input structure comprises a box body (6), a double-input worm (7) is arranged on one side surface of the box body (6) in a penetrating manner, the double-input worm (7) is fixedly connected with the output end of the motor (1), one side of the double-input worm (7) is provided with a turbine shaft (8), and the double-input worm (7) and the turbine shaft (8) form a turbine worm drive.

4. A stationary four-car elevator system as set forth in claim 3, wherein: The turbine shaft (8) is rotatably installed on the inner surface of a bearing (9), the bearing (9) is fixedly installed in the interior of the box body (6), the inner wall of the turbine shaft (8) is threadedly connected with a lifting screw rod (10), the lifting screw rod (10) penetrates through the upper surface of the box body (6), a screw rod flange (11) is fixedly installed on the top of the lifting screw rod (10), a flange cover (12) is sleeved on the outer surface of the lifting screw rod (10), and the flange cover (12) is embeddedly fixed on the upper surface of the box body (6).

5. A stationary four-car elevator system as set forth in claim 2, wherein: The output structure comprises an arc conical bevel gear one (13), the arc conical bevel gear one (13) is rotatably connected to the inner wall of one side of the box body (6), the arc conical bevel gear one (13) is meshed with the double-input worm (7) through a gear, one side of the arc conical bevel gear one (13) is meshed with an arc conical bevel gear two (14), the arc conical bevel gear two (14) is rotatably installed on the inner wall of the other side of the box body (6), the arc conical bevel gear one (13) and the arc conical bevel gear two (14) are respectively fixedly connected with output steering shafts (15), the two output steering shafts (15) are vertically arranged, and the output steering shafts (15) are connected with the intermediate connecting shafts (4) through the couplings (5).

6. A stationary four-station electrically powered reduction lift as defined in claim 1, wherein: The internal structures of the hole shaft double-input screw rod reduction elevator (2) and the double-shaft input screw rod reduction elevators (3) are the same.

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