CN201176376Y - Elevating transfer vehicle lifting device - Google Patents

Abstract

A lift type transfer vehicle lifting device, the lift type transfer vehicle lifting device includes: a base; a steel rope drum, the steel rope drum includes a drum body and passes through the drum body and extends to both sides respectively A reel shaft extending a certain length; a steel rope, the steel rope is wound on the reel body, and one end is fixed on the reel body; two motors, the two motors are used to drive the steel rope reel wherein the base is formed with two bearing seats, and the steel rope reel is rotatably installed in the two bearing seats of the base through the reel shafts on both sides; the two motors are respectively suspended on the The two ends of the steel rope reel shaft are linked with the reel shaft, and are respectively fixed by anti-twist mechanisms connected with the motor and the base. The lifting device of the lifting transfer vehicle has a simple structure, is convenient to install and use, and can effectively prevent the twisting of the geared motor during the movement.

Description

Elevating transfer vehicle lifting device

technical field

The utility model relates to a lifting transfer vehicle, in particular to a lifting device of the lifting transfer vehicle.

Background technique

Elevating transfer vehicles are widely used in the field of air cargo handling. The hoisting device of the prior art elevating transfer vehicles uses one or two horizontal motors installed at one end of the reel as power output. , the motor is connected with a reducer, and the reducer is connected with the reel through a coupling, so as to drive the rotation of the reel to achieve the purpose of hoisting. However, the elevating transfer vehicle with this structure has the disadvantages of large horizontal dimensions and relatively large dead weight. And regardless of the size of the load, the motors output with their relatively large power, and there is no drive backup, resulting in a waste of energy.

In order to overcome the shortcomings of the lifting device of the lift-type transfer vehicle in the prior art, those skilled in the art have made corresponding improvements to its mechanism.

Chinese patent ZL95236814.5 discloses a crane hoisting mechanism driven by a special motor, double-flow transmission, and planetary confluence; it solves the problems of small speed range, low work efficiency, and unreasonable structural layout; its feature is that the double motors are arranged symmetrically On the base on both sides of the reel, the input shafts of the two first-stage reducers are connected to the motor, and the output shafts are respectively connected to the two planetary reducers, forming two ways of power converging on the planets connected to the reel. The reducer realizes the operation of the mechanism in a variety of speed ranges; it can be widely used in various hoisting, hoisting and hoisting machinery.

However, it still has the following deficiencies:

1. It is necessary to wind multiple turns of rope on the reel and install a rope arrangement mechanism. There is also a first-stage reducer and a planetary reducer in the reel, and the structure is relatively complicated;

2. At the same time, the dual motors are installed on the base of the reel, and the coaxiality between the reel and the motor needs to be adjusted.

Utility model content

One aspect of the utility model is to provide a lifting device for a lifting transfer vehicle with a simple and compact structure, convenient and reliable installation and use.

Another object of the present utility model is to provide a lifting device for a lifting transfer vehicle that can effectively prevent the twisting of the geared motor during movement.

In order to achieve the above object, the technical scheme that the utility model adopts is as follows:

An elevating transfer vehicle lifting device, which includes: a base; a steel rope reel, the steel rope reel includes a reel body and a reel shaft that passes through the reel body and extends to both sides for a certain length ; steel rope, the steel rope is wound on the reel body, and one end is fixed on the reel body; two motors, the two motors are used to drive the steel rope reel; wherein the base Two bearing seats are formed on the top, and the reel shaft of the steel rope reel is rotatably installed in the two bearing seats of the base; the two motors are respectively suspended on the reel on both sides of the steel rope reel The shaft is linked with the reel shaft, and is respectively fixed by an anti-twist mechanism connected with the motor and the base.

After installation according to the above scheme, the utility model has achieved the purpose of simple and compact structure, convenient and reliable installation and use.

Further, the anti-twist mechanism includes: an anti-twist seat, the anti-twist seat is fixedly connected to the base; a mounting plate, the installation plate is fixedly connected to the anti-twist seat; an anti-twist plate, the One end of the anti-twist plate is fixedly connected to the mounting plate, and the other end is connected and fixed to the motor.

According to the above idea of the present utility model, the anti-twist mechanisms are respectively installed on the same side or opposite sides of the two motors.

After the installation is completed according to the above scheme, the utility model achieves the purpose of effectively preventing the geared motor from twisting during motion.

Moreover, the motor is a geared motor with a hollow locking disk installed inside, and the geared motor is linked with the drum shaft through the hollow shaft locking disk. In order to better save space, the hollow locking disc is eccentrically installed inside the geared motor.

Moreover, the lifting device of the lifting transfer vehicle also includes two anti-axial displacement mechanisms, and each of the anti-axial displacement mechanisms includes: a transparent cover, which is sleeved on the drum shaft and installed on the The side of the bearing seat close to the motor; a block cover, the cover is sleeved on the reel shaft and installed on the side of the bearing seat close to the reel body; a shaft sleeve , the shaft sleeve is sleeved on the spool shaft and is at a portion in direct contact with the bearing seat.

Finally, a plurality of parallel steel rope grooves are formed on the outer surface of the reel body. There are two steel ropes, and one end of the steel ropes is respectively fixed in the steel rope pressure grooves on one side of the drum body.

The beneficial effects of the lift-type transfer car lifting device of the present utility model are:

1. The deceleration motor is directly suspended on the reel shaft, which avoids the adjustment of the coaxiality and improves the reliability;

2. It is driven by dual motors. When the load is not large, only the power of one motor can be used for driving. When the load is large and two motors are required, the control system will send a signal driven by two motors, which is effective. saving energy;

3. The selected deceleration motor has a hollow shaft locking device, which is biased for installation, reducing the overall size and compact structure;

4. An anti-twist mechanism is installed between the geared motor and the frame, which effectively avoids the swing of the motor when it is in working condition.

Description of drawings

Fig. 1 is the front view of the lifting device of the utility model without anti-twist mechanism installed;

Fig. 2 is a partial enlarged view of A in Fig. 1;

Fig. 3 is a side sectional view of the lifting device of the lifting transfer vehicle of the present invention.

Detailed ways

The utility model will be further described below through specific embodiments with reference to the accompanying drawings, the purpose of which is to facilitate the understanding of the utility model, and is not intended to limit the utility model.

As shown in Figure 1, Figure 2, and Figure 3, a lifting device for a lifting transfer vehicle includes: a base 1; a steel rope reel 2, and the steel rope reel 2 includes a drum body 21 and passes through The two ends of the reel body 21 and the reel shaft 22 extending to both sides with a certain length; the steel rope 3, the steel rope 3 is wound on the reel body 21, and one end is fixed to the reel On the body 21; two motors 4a, 4b, the two motors 4a, 4b are used to drive the steel rope reel 2; wherein two bearing seats 11a, 11b are formed on the base 1, and the steel rope reel 2 The reel shaft 22 on both sides is rotatably installed in the two bearing housings 11a, 11b of the base 1; the two motors 4a, 4b are respectively suspended on the reels on both sides of the steel rope reel 2 The shaft 22 is interlocked with the reel shaft 22 and fixed by the anti-twist mechanism 5 connected with the motor and the base 1 respectively.

After installation according to the above scheme, the utility model has achieved the purpose of simple and compact structure, convenient and reliable installation and use. And the two motors are driven and controlled by their internal motors, which can automatically or manually select the number of motors 4a, 4b to start and the size of the power depending on the weight of the goods.

Further, the anti-twist mechanism 5 includes: an anti-twist seat 51 fixedly connected to the base 1; a mounting plate 52 fixedly connected to the anti-twist seat ; An anti-twist plate 53, one end of the anti-twist plate 53 is connected and fixed to the mounting plate 52, and the other end is fixedly connected to the motor. The anti-twist mechanism 5 is used to prevent the geared motor from twisting during motion.

According to the above idea of the present utility model, the anti-twist mechanism 5 is respectively installed on the same side or the opposite side of the two motors 4a, 4b.

After the installation is completed according to the above scheme, the utility model achieves the purpose of effectively preventing the geared motor from twisting during motion.

Moreover, the motor is a geared motor with a hollow locking disk installed inside, and the geared motor is linked with the drum shaft through the hollow shaft locking disk 41 . In order to better save space, the hollow locking disc 41 is eccentrically installed inside the geared motor.

Moreover, the lift-type transfer vehicle lifting device also includes two anti-axial displacement mechanisms respectively located at the two bearing seats 11a, 11b. Each of the anti-axial displacement mechanisms includes: transparent covers 231a, 231b, the transparent Covers 231a, 231b are installed on the side of the bearing housings 11a, 11b close to the motor; blocking covers 232a, 232b, the blocking covers 232a, 232b are installed on the bearing housings 11a, 11b close to the reel body 21 One side; a shaft sleeve 233a, 233b, the shaft sleeves 233a, 233b are sleeved on the drum shaft 22 respectively and are in direct contact with the bearing housings 11a, 11b. The through cover 231a, 231b and the blocking cover 232a, 232b are installed on both sides of the bearing housing 11a, 11b to prevent axial movement, and the shaft sleeve 233a, 233b is also set on the reel shaft 22 to prevent the geared motor from moving. axial movement.

Finally, a plurality of parallel steel rope grooves 211 are formed on the outer surface of the reel body 21 . There are two steel ropes 3 , and one end of the steel ropes 3 is respectively fixed in the steel rope pressure groove 24 on one side of the drum body 21 .

The beneficial effects of the lift-type transfer car lifting device of the present utility model are:

1. The deceleration motor is directly suspended on the reel shaft, which avoids the adjustment of the coaxiality and improves the reliability;

2. It is driven by dual motors. When the load is not large, only the power of one motor can be used for driving. When the load is large and two motors are required, the control system will send a signal driven by two motors, which is effective. saving energy;

3. The selected deceleration motor has a hollow shaft locking device, which is biased for installation, reducing the overall size and compact structure;

4. An anti-twist mechanism is installed between the geared motor and the frame, which effectively avoids the swing of the motor when it is in working condition.

Through the detailed description of the specific embodiments above, it is hoped that the utility model can be described more clearly, but the preferred specific embodiments disclosed above are not used to limit the utility model. The claims of the present utility model should be interpreted in the broadest way based on the above description, so as to cover all possible changes and arrangements with equivalents.

Claims (8)

1. A lifting device for a lifting transfer vehicle, comprising: base; A steel rope reel, the steel rope reel includes a reel body and a reel shaft passing through the reel body and extending to both sides for a certain length; Steel rope, the steel rope is wound on the drum body, and one end is fixed on the drum body; Two motors, the two motors are used to drive the steel rope reel; It is characterized by: Two bearing seats are formed on the base, and the reel shaft of the steel rope reel is rotatably installed in the two bearing seats of the base; The two motors are respectively suspended on the reel shafts on both sides of the steel rope reel to interlock with the reel shaft, and are respectively fixed by anti-twist mechanisms connected with the motors and the base. 2. The lifting device of the lifting transfer vehicle according to claim 1, characterized in that: The anti-twist mechanism includes: An anti-twist seat, the anti-twist seat is fixedly connected to the base; a mounting plate, the mounting plate is fixedly connected to the anti-twist seat; An anti-twist plate, one end of the anti-twist plate is fixedly connected to the installation plate, and the other end is fixedly connected to the motor. 3. The elevating transfer vehicle lifting device according to claim 1 or 2, characterized in that: The anti-twist mechanism is respectively installed on the same side or the opposite side of the two motors. 4. The elevating transfer vehicle lifting device according to claim 1, characterized in that: The motor is a geared motor with a hollow locking disk installed inside, and the geared motor is linked with the reel shaft through the hollow shaft locking disk. 5. The lifting device of the lifting transfer vehicle according to claim 4, characterized in that: The hollow locking disc is eccentrically installed inside the geared motor. 6. The lifting device of the lifting transfer vehicle according to claim 1, characterized in that: The lifting device of the lifting transfer vehicle also includes two anti-axial displacement mechanisms respectively located at the two bearing seats, and each of the anti-axial displacement mechanisms includes: A transparent cover, the transparent cover is sleeved on the reel shaft and installed on the side of the bearing seat close to the motor; A blocking cover, which is sleeved on the reel shaft and installed on the side of the bearing seat close to the reel body; A shaft sleeve, the shaft sleeve is sleeved on the spool shaft and is at a portion directly in contact with the bearing seat. 7. The elevating transfer vehicle lifting device according to claim 1, characterized in that: A plurality of parallel steel rope grooves are formed on the outer surface of the drum body. 8. The lifting device of the lifting transfer vehicle according to claim 1, characterized in that: There are two steel ropes, and one end of the steel ropes is respectively fixed in the steel rope pressure grooves on one side of the drum body.

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