CN210457208U

CN210457208U - Intelligent electric hoist

Info

Publication number: CN210457208U
Application number: CN201921131149.8U
Authority: CN
Inventors: 靳国良
Original assignee: Henan Yingtegray Automation Equipment Co Ltd
Current assignee: Henan Yingtegray Automation Equipment Co Ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-05-05
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses an intelligent electric hoist, which comprises a movable trolley and a hoist body, wherein the hoist body comprises a second motor, a winch and a suspension wire, the winch is connected with the second motor, the suspension wire is connected in the winch, and the second motor, the winch and the suspension wire are arranged in a hoist box; the movable trolley comprises a trolley body, a first motor and wheels, wherein the wheels are arranged on two sides of the trolley body, and the first motor is arranged on one side of the trolley body and is connected with the wheels through a rotating shaft; the hoist is fixedly connected with the trolley; the problem that when the self-love lifted heavy object moves, but slips off, the heavy object can roll for the second time, so that damage is caused or an operator is injured is solved; this device is through setting up gravity sensor and position sensor for whole equipment possesses the intellectuality, thereby carries out the emergence of automatic start emergency measure to some accidents or trouble and prevent accident and injury.

Description

Intelligent electric hoist

Technical Field

The utility model relates to an utilize equipment manufacturing technical field such as jack-up transportation, material handling of technical equipment such as automated control and computer information management, concretely relates to intelligence electric block.

Background

The electric hoist is a special hoisting device, is installed on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is used in places such as industrial and mining enterprises, storage, docks and the like. The electric block is generally installed on a single-beam crane, a bridge crane, a gantry crane and a suspension crane. The said device can be used as hoist after being slightly modified. Therefore, the electric hoist has the advantages that the labor efficiency is improved, the labor conditions are improved, in the process of installing the electric hoist, a plurality of connections are formed between the electric hoist and the beam, firstly, the movable trolley is installed between the hoist and the beam, the electric hoist can move in the process of hoisting a heavy object on the wall, according to different requirements, a plurality of electric hoists in different application places exist in the existing market, in the process of using the trolley to move the electric hoist, when the heavy object slips or other abnormal falling occurs, due to inertia generated in the movement of the trolley, attention of people is mainly focused on the falling heavy object in the moment of slipping, the trolley can continue to move, secondary rolling of the heavy object can be caused, and damage or injury to operators can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence electric block, the solution is lifting by crane the in-process that the heavy object removed, and when the landing appears, the heavy object can the secondary roll, causes the damage or makes the injured problem of operating personnel.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an intelligent electric hoist comprises a movable trolley and a hoist body, wherein the hoist body comprises a second motor, a winch and a suspension wire, the winch is connected with the second motor, the suspension wire is connected in the winch, and the second motor, the winch and the suspension wire are arranged in a hoist box; the movable trolley comprises a trolley body, a first motor and wheels, wherein the wheels are arranged on two sides of the trolley body, and the first motor is arranged on one side of the trolley body and is connected with the wheels through a rotating shaft; the hoist is fixedly connected with the trolley. The second motor is arranged on the leftmost side of the hoist, and the winch is arranged right below the vehicle body; the first motor is arranged at the rightmost side of the vehicle body, 4 wheels are symmetrically arranged into 2 groups which are positioned at two sides of the vehicle body, the wheels at two sides penetrate through the vehicle body through a main shaft to be connected, the main shaft is arranged in the vehicle body in a switching way, a gear box is arranged at the inner center of the vehicle body, a helical gear is arranged on the main shaft in the gear box and is connected with a rotating shaft of the first motor through a first connecting shaft, two groups of wheels are connected through a second transmission shaft, the helical gear matched with the helical gear is arranged at two ends of the second transmission shaft and is connected with the helical gear, the second transmission shaft is arranged in a shaft fixing seat in a switching way, the shaft fixing seat is fixedly arranged in the gear box, a brake device is arranged on the second transmission shaft, only a pressure sensor is arranged in the wall of the vehicle body and is connected with the main shaft, when a heavy, the brake device is driven to brake. In order to enable quick response, the brake device, the first motor, the second motor and the pressure sensor are connected to a controller.

Furthermore, the brake device is composed of a fixed brake clamp arranged on one side of the main shaft and a movable brake clamp arranged on the other side of the main shaft, and the fixed brake clamp and the movable brake clamp are combined to wrap the main shaft.

Furthermore, a hydraulic device is arranged in the gear box, a hydraulic telescopic rod is connected to the hydraulic device, one end of the hydraulic telescopic rod is fixedly connected with the fixed brake clamp, and the hydraulic device is connected to the controller.

Furthermore, the helical gear is arranged at one side close to the wall of the gearbox, and the hydraulic device and the brake device are arranged in parallel and are arranged at the other side close to the wall of the gearbox.

Furthermore, the pressure sensors are set to be two winds respectively positioned in the two side vehicle body walls.

Further, bearings are arranged between all the rotating shafts and the vehicle body.

Furthermore, a second position sensor is arranged on the left side and connected to the controller, and only the first position sensor is arranged on the rightmost side and connected to the controller.

Compared with the prior art, the beneficial effects of the utility model are that: this device is through setting up gravity sensor and position sensor for whole equipment possesses the intellectuality, thereby carries out the emergence of automatic start emergency measure to some accidents or trouble and prevent accident and injury.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the trolley mechanism of the present invention.

Fig. 3 is a schematic view of the brake mechanism of the present invention.

In the figure, 1-a small wheel, 2-a first motor, 3-a second motor, 4-a winch, 5-a vehicle body, 6-a first position sensor, 7-a second position sensor, 8-a lifting rope, 9-a pressure sensor, 10-a second transmission shaft, 11-a hydraulic device, 12-a shaft fixing seat, 13-a hydraulic telescopic rod, 14-a dynamic brake clamp, 15-a fixed brake clamp, 16-a first connecting shaft, 17-a main shaft and 18-a helical gear.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1:

an intelligent electric block as shown in the figure, including travelling car and calabash body, the calabash body includes second motor 3, capstan winch 4 and suspension wire 8, and capstan winch 4 is connected with second motor 3, and suspension wire 8 is connected in capstan winch 4, and second motor 3, capstan winch 4 and suspension wire 8 set up in a calabash incasement, and the heavy object mainly relies on the calabash to lift by crane, and after suspension wire 8 fastened the heavy object, thereby second motor 3 drive capstan winch 4 shrink suspension wire realize lifting by crane of heavy object.

The movable trolley comprises a trolley body 5, a first motor 2 and wheels 1, wherein the wheels 1 are arranged on two sides of the trolley body 5, the first motor 2 is arranged on one side of the trolley body and connected with the wheels 1 through a rotating shaft, a hoist is fixedly connected with the trolley, and after a heavy object is hoisted by the hoist, the wheels 1 are driven to rotate through the first motor 2 to realize that the whole equipment moves on a sliding rail. In order to comprehensively consider the whole gravity center, the second motor 3 is arranged at the leftmost side of the hoist, the winch 4 is arranged right below the vehicle body 5, the gravity center of a lifted heavy object is ensured to fall on the gravity center of the whole equipment, and meanwhile, the first motor 2 is arranged at the rightmost side of the vehicle body. In order to be more stable, the wheels 1 are symmetrically arranged into 2 groups with 4 positions on two sides of the vehicle body 5, the wheels 1 on two sides penetrate through the vehicle body 5 through a main shaft 17 to be connected, the main shaft 17 is arranged in the vehicle body 5 in a switching way, the inner center of the vehicle body 5 is provided with a gear box, the main shaft 17 in the gear box is provided with a bevel gear 18, the bevel gear 18 is connected with a rotating shaft of a first motor 2 through a first connecting shaft 16, the wheels 1 are driven to rotate through the first motor 2, in order to ensure that the two groups of wheels rotate synchronously, the two groups of wheels 1 are connected through a second transmission shaft 10, the concrete arrangement is that the bevel gear matched with the bevel gear 18 is arranged at two ends of the second transmission shaft 10 to be connected with the bevel gear 18, the second transmission shaft 10 is arranged in a switching way in a shaft fixing seat 12, the shaft fixing seat 12 is fixedly arranged in the, the reason is that the whole weight of the lifted heavy object is large, the inertia is also large, and the braking is not easy in other places. Only the pressure sensor 9 is arranged in the wall of the vehicle body 5 and connected with the main shaft 17, and when a single object is separated or a pulley is arranged, the brake device, the first motor 2, the second motor 3 and the pressure sensor 9 are connected to a controller.

Example 2:

on the basis of the above embodiment, in this embodiment, the braking device mainly comprises a fixed braking clamp 15 arranged on one side of a main shaft 17 and a movable braking clamp 14 arranged on the other side of the main shaft 17, the fixed braking clamp 15 and the movable braking clamp 14 are combined to wrap the main shaft 17, and the main shaft 17 is wrapped by the movable braking clamp 14 and the fixed braking clamp 15, so that the purpose of braking is achieved by increasing the friction force between the main shaft 17 and the movable braking clamp.

Example 3:

on the basis of the above embodiment, in this embodiment, a hydraulic device 11 is disposed in the gear box, a hydraulic telescopic rod 13 is connected to the hydraulic device 11, one end of the hydraulic telescopic rod 13 is fixedly connected to a fixed brake clamp 15, the hydraulic device 11 is connected to the controller, and the hydraulic device provides a clamping force required for braking.

Example 4:

on the basis of the above embodiment, in this embodiment, in order to make better use of the space, the helical gear 18 is provided on one side close to the gearbox wall, and the hydraulic device 11 and the brake device are provided in parallel and are also provided on the other side close to the gearbox wall.

Example 5:

in addition to the above embodiments, in the present embodiment, in order to prevent the failure, the pressure sensors 9 are provided such that two winds are respectively located in the walls of the vehicle bodies 5 on both sides.

Example 6:

on the basis of the above embodiment, in the present embodiment, in order to improve the smoothness of rotation at all the rotation positions, bearings are provided between all the rotation shafts and the vehicle body 5.

Example 7:

on the basis of the above embodiment, in the present embodiment, for more intelligent control, the second position sensor 7 is provided at the leftmost side and connected to the controller, and only the first position sensor 6 is provided at the rightmost side and connected to the controller.

The specific protection mechanism of the device is as follows: set up manual control and automatic control earlier, set up a pressure value under manual control in advance, after lifting by crane the heavy object, conversion automatic control, in the in-process of lifting by crane the heavy object, pressure sensor 9 detects the pressure value that is greater than the setting, and when the heavy object slips off suddenly midway, the rapid change can appear in the pressure value that pressure sensor 9 detected, in the twinkling of an eye of landing, the pressure value is less than the setting value, here, controller control hydraulic mechanism action drive brake equipment brakes, and simultaneously, the power of so the motor is gone absolutely, shut down, accomplish the lock, prevent that operating personnel from not reacting in time and causing the secondary injury. Meanwhile, in the operation process, when the position sensors on the left side and the right side are close to the end heads, emergency braking can be caused, and an operator is prevented from colliding due to negligence. After the brake is stopped, manual operation is required to be carried out from a new starting device, and finally, fault discharge is completed and the initial position is recovered.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. An intelligent electric hoist comprises a movable trolley and a hoist body, wherein the hoist body comprises a second motor (3), a winch (4) and a suspension wire (8), the winch (4) is connected with the second motor (3), the suspension wire (8) is connected in the winch (4), the second motor (3), the winch (4) and the suspension wire (8) are arranged in a hoist box, the movable trolley comprises a trolley body (5), a first motor (2) and wheels (1), the wheels (1) are arranged on two sides of the trolley body (5), the first motor (2) is arranged on one side of the trolley body and is connected with the wheels (1) through a rotating shaft, and the hoist is fixedly connected with the trolley; the method is characterized in that: the second motor (3) is arranged at the leftmost side of the hoist, and the winch (4) is arranged right below the vehicle body (5); the first motor (2) is arranged at the rightmost side of the vehicle body, 4 wheels (1) are symmetrically arranged into 2 groups and are positioned at two sides of the vehicle body (5), the wheels (1) at two sides penetrate through the vehicle body (5) through a main shaft (17) to be connected, the main shaft (17) is arranged in the vehicle body (5) in a switching way, a gear box is arranged at the inner center of the vehicle body (5), a helical gear (18) is arranged on the main shaft (17) in the gear box, the helical gear (18) is connected with a rotating shaft of the first motor (2) through a first connecting shaft (16), two groups of wheels (1) are connected through a second transmission shaft (10), helical gears matched with the helical gear (18) are arranged at two ends of the second transmission shaft (10) and are connected with the helical gear (18), the second transmission shaft (10) is arranged in a shaft fixing seat (12) in a switching way, the shaft fixing seat (12) is fixedly arranged in the gear, a pressure sensor (9) is arranged in the wall of the vehicle body (5) and connected with a main shaft (17), and the brake device, the first motor (2), the second motor (3) and the pressure sensor (9) are connected to a controller.

2. The intelligent electric hoist of claim 1, characterized in that: the brake device consists of a fixed brake clamp (15) arranged on one side of the main shaft (17) and a movable brake clamp (14) arranged on the other side, and the fixed brake clamp (15) and the movable brake clamp (14) are combined to wrap the main shaft (17).

3. The intelligent electric hoist of claim 1, characterized in that: a hydraulic device (11) is arranged in the gear box, a hydraulic telescopic rod (13) is connected to the hydraulic device (11), one end of the hydraulic telescopic rod (13) is fixedly connected with a fixed brake clamp (15), and the hydraulic device (11) is connected to a controller.

4. The intelligent electric hoist of claim 1, characterized in that: the helical gear (18) is arranged at one side close to the wall of the gear box, and the hydraulic device (11) and the brake device are arranged in parallel and are also arranged at the other side close to the wall of the gear box.

5. The intelligent electric hoist of claim 1, characterized in that: the two pressure sensors (9) are respectively positioned in the walls of the vehicle bodies (5) at the two sides.

6. The intelligent electric hoist of claim 1, characterized in that: bearings are arranged between all the rotating shafts and the vehicle body (5).

7. The intelligent electric hoist of claim 1, characterized in that: the leftmost side is provided with a second position sensor (7) connected to the controller, and the rightmost side is provided with a first position sensor (6) connected to the controller.