CN205527633U - Small -size electric elevator - Google Patents

Abstract

The utility model provides a small -size electric elevator, including putting thing frame and elevating gear, elevating gear including setting up at the inside two -stage drive mechanism of casing, wherein, one -level drive mechanism is including setting up at epaxial motor gear of motor output and the worm gear of setting at the worm tip motor gear and worm gear meshing, second grade drive mechanism includes that the worm reaches and worm mesh's turbine, the turbine pass through the transmission shaft and be connected with lifting gear, the thing frame of putting fix on elevating gear's casing, during the use, lifting gear and rack toothing for drive whole elevating gear and put the thing frame and rise and descend along the rack. The utility model provides a desktop structure of going to bed down in the student dormitory get by the inconvenient problem of article, reduced unnecessary work load and some potential safety hazard problems.

Description

A small electric lift

【Technical field】

The utility model belongs to the field of lifting machinery, in particular to a small electric lift.

【Background technique】

The bed and table structure in the student apartment causes a lot of annoyance in getting in and out of the bed when it is necessary to take items, which increases redundant workload and some safety hazards.

Lifts are divided into two categories, one for carrying objects and the other for carrying people. At the same time, it is divided into special passenger lifts and ordinary work lifts. Ordinary work lifts are outdoor mobile lifts. Large-scale operations such as stadiums, residential properties, factories and mine workshops. But there is no relevant research and report on the small lift that is applicable to the shelf car.

【Content of utility model】

The purpose of this utility model is to provide a small electric lift, which solves the problem of inconvenient access to objects in the bed and table structure in the student apartment, and reduces redundant workload and some safety hazards.

In order to achieve the above object, the utility model is realized through the following technical solutions.

A small electric lift, comprising a lifting device; a housing of the lifting device is provided with a storage frame;

The lifting device includes a two-stage transmission mechanism arranged inside the housing; wherein, the one-stage transmission mechanism includes a motor gear arranged on the output shaft of the motor and a worm gear arranged at the end of the worm, and the motor gear meshes with the worm gear; The two-stage transmission mechanism includes a worm and a worm gear meshed with the worm; the worm gear is connected with the lifting gear through a transmission shaft;

The lifting gear meshes with the rack on the bed leg, and is used to drive the entire lifting device and the storage frame to rise and fall along the rack.

The housing also includes a front fixed plate and a rear fixed plate connected by the front and rear fixed plate connecting shafts, the front fixed plate is equipped with a transmission shaft support platform, and the transmission shaft is fixed on the transmission shaft support platform through bearings; the worm support platform and the motor The stand is fixed on the other side of the front-end shelf, the worm is fixed on the worm stand through bearings, and the worm stand is fixed on the front-end fixed plate; the worm gear and the lifting gear of the lifting part are installed on the same transmission shaft.

The housing includes a front shell and a rear shell, the front shell and the rear shell are fixed on the transmission shaft supports on both sides by screws, the rear shell is connected to the front shell and fixed; the storage frame is fixed to the front shell by a fixing piece superior.

The front and rear frame plates and the middle are equipped with four bearing sleeves that are used for the lifting gear to contact and connect with the bed legs and the rack.

The housing is provided with mounting holes penetrating up and down. When in use, the bed legs and racks pass through the mounting holes and are arranged between the bearing sleeves.

The motor is a servo motor, and the servo motor is wirelessly connected with the handheld remote controller.

Compared with the prior art, the utility model has the following technical effects:

The utility model is an electric storage frame designed for the upper bed and lower table structure in the student apartment, which includes a storage frame and a lifting device. The lifting device includes a two-stage transmission device. Worm gear drive. The kinetic energy is transmitted to the turbine through the primary gear drive, and then transmitted to the lifting gear through the secondary transmission. The lifting gear can be meshed with the rack to realize the rising and falling of the placed items, avoiding the trouble of going back and forth on the bed. In addition, the utility model can also be applied to a lifting tool for placing commodities in supermarkets, so as to avoid staff climbing up and down, thereby reducing many unnecessary dangers.

Furthermore, the two ends of the shaft in the middle of the bearing sleeve are respectively connected to the front and rear end fixing plates, so as to ensure that the whole device will not rotate and tilt when it is working, which will affect the normal work.

Further, the wireless connection is more convenient for the control of the lifting mechanism, and the remote control is realized through the wireless remote controller.

【Description of drawings】

Fig. 1 is the schematic diagram of the utility model electric lifting storage frame;

Fig. 2 is the front view of the lifting device of the present utility model;

Fig. 3 is a left view of the utility model lifting device;

Fig. 4 is an isometric side view of the lifting device of the present invention;

Fig. 5 is a side view of the utility model lifting device;

Fig. 6 is another side view of the lifting device of the present invention;

Fig. 7 is a diagram of the usage status of the utility model.

In the figure: 1—rear fixed plate, 2—bearing sleeve, 3—sleeve 1, 4—sleeve 2, 5—front fixed plate, 6—bearing cover, 7—drive shaft stand, 8—connection of front and rear fixed plates Shaft, 9—lifting gear, 10—transmission shaft, 11—worm gear, 12—worm gear, 13—motor gear, 14—motor, 15—worm, 16—motor frame, 17—worm frame, 18—rack, 19 -front-end shell, 20-storage frame, 21-switch, 22-rear shell, 23-fixing piece, 24-canopy bed.

【detailed description】

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in detail, but in the description of the present utility model, it should be understood that, the described embodiment of the present utility model is exemplary, and the concrete parameter that appears in the description It is only for the convenience of describing the utility model, and should not be understood as a limitation of the utility model.

As shown in Figures 1 and 7, a small electric lift includes a storage frame 20 and a lifting device, and the storage frame 20 is fixed on the front shell of the lifting device. The front-end shell 19 is fixed on the two transmission shaft supports 7 by screws, and the rear-end shell 22 is connected to the front-end shell 19 and fixed; The elevating device comprises a front casing 19, a rear casing 22, and an internal two-stage transmission device; the internal elevating device adopts a motor drive, a primary gear transmission, and a secondary worm gear transmission. The lifting part is a rack and pinion 18, wherein the rack 18 is fixed on the 24 legs of the student's canopy bed, and the lifting part adopts a bearing sleeve to be in close contact with the bed legs to ensure that the whole device will not tilt and rotate. The device can ensure that the entire lifting device rises and falls vertically on the ground.

As shown in Fig. 2 and Fig. 3, transmission shaft mount 7 is housed on the front fixed plate 5, is used for fixing transmission shaft 10, and worm gear 12 and lifting gear 9 are contained on the same shaft and realize synchronous rotation, and worm gear mount 17 and motor mount 16 is fixed on the other side of front end frame plate 5; Worm gear 12 is equipped with on one end of worm screw 15, is meshed with the motor gear 13 on the motor, and motor 14 drives the rising and falling of the whole elevating device.

The first-stage gear 12 is mounted on one end of the worm 15, and the worm 15 is fixed on the worm frame 17 through a bearing, and the worm frame 17 is fixed on the front-end fixed plate 5; On, the transmission shaft 10 is fixed on the transmission shaft stand 7 by bearings.

As shown in FIGS. 3 to 6 , four bearing sleeves 2 are housed in the middle of the front and rear frame plates 1 and 5 . It is in contact with the bed leg and the rack 18 to ensure that the whole device will not rotate and tilt when it is working, which will affect the normal work. The two ends of the shaft in the middle of the bearing sleeve are respectively connected to the front and rear end fixed plates 1 and 5 superior;

As shown in FIG. 7 , during use, the rack 18 is fixed on one leg of the canopy bed 24 , and the lifting device is sleeved on the legs of the canopy bed 24 . The lifting gear 9 inside the lifting device is meshed with the rack 18 for transmission to realize the lifting of the storage frame 20 .

The working process of this device is as follows:

The motor gear 13 at the front end of the worm 15 is driven by the forward and reverse rotation of the motor 14, and the motor gear 13 drives the worm 15 to rotate, and then drives the turbine 12 to rotate. The turbine 12 and the lifting gear 9 are on the same shaft, and the turbine 12 is synchronized with the lifting gear 9 Rotate, lifting gear 9 meshes with rack 18, and lifting gear 9 rotates and realizes the rise and fall of the whole device, wherein the storage frame 22 is fixed on the front end shell 19 of the lifting device and rises and falls together with the lifting device.

The above are only preferred embodiments of the present utility model, and are not limited to the implementation scope of the present utility model. All equivalent changes and modifications made according to the scope of the present utility model should be within the technical category of the present utility model.

Claims (6)

1. a small electric jack, it is characterised in that: include lowering or hoisting gear；Article placing frame (20) it is provided with on the housing of described lowering or hoisting gear；

Described lowering or hoisting gear includes the two-stage drive mechanism being arranged on enclosure interior；Wherein, primary transmission mechanism includes the motor gear (13) being arranged on motor (14) output shaft and is arranged on the gear on worm (12) of worm screw (15) end, and motor gear (13) engages with gear on worm (12)；Secondary drive mechanism includes worm screw (15) and the turbine (11) engaged with worm screw (15)；Described turbine (11) is connected with lifter wheel (9) by power transmission shaft (10)；

Described lifter wheel (9) engages with the tooth bar (18) on footpost, is used for driving whole lowering or hoisting gear and article placing frame (20) along tooth bar (18) raising and lowering.

A kind of small electric jack the most according to claim 1, it is characterized in that: in housing, also include front shoe (5) and the rear fixed plate (1) connected by front and back's fixed plate connecting shaft (8), equipped with power transmission shaft pallet (7) on described front shoe (5), power transmission shaft (10) is fixed on power transmission shaft pallet (7) by bearing；Worm screw pallet (17) and motor pallet (16) are fixed on the another side of front end fixed plate (5), worm screw (15) is fixed on worm screw pallet (17) by bearing, and worm screw pallet (17) is fixed in front end fixed plate (5)；Turbine (11) is same with the lifter wheel (9) of lifting part to be loaded on a power transmission shaft (10).

A kind of small electric jack the most according to claim 2, it is characterized in that: described housing includes front-end case (19) and rear end housing (22), front-end case (19) and rear end housing (22) are fixed on the power transmission shaft pallet (7) of both sides by screw, and rear end housing (22) is connected with front-end case (19) and fixes；Article placing frame (20) is fixed on front-end case (19) by stator (23).

A kind of small electric jack the most according to claim 2, it is characterised in that: front and back it is used for lifter wheel (9) equipped with four in the middle of fixed plate (1) and (5) and contacts with footpost and tooth bar (18) bearing sleeve (2) being connected.

A kind of small electric jack the most according to claim 4, it is characterised in that: being provided with the installing hole run through up and down on housing, during use, footpost and tooth bar (18) through described installing hole and are arranged on bearing sleeve (2).

A kind of small electric jack the most according to claim 1, it is characterised in that: described motor (14) is servomotor, servomotor and hand-held remote controller wireless connections.