Lifting device for mechanical engineering

Abstract

The utility model discloses a hoisting device for mechanical engineering, which comprises a mounting seat, an annular mounting groove is formed in the middle of the upper part of the mounting seat, a rotating base is fixedly connected inside the annular mounting groove, and a hydraulic device is fixedly connected above the top of the rotating base. A hydraulic telescopic rod is fixedly connected to the upper portion of the hydraulic device, a hydraulic supporting rod is fixedly connected to one end of the middle of the hydraulic telescopic rod, a mounting part is fixedly connected to the upper portion of the top of the hydraulic telescopic rod, a first pulley is fixedly connected to the mounting part, a groove is formed in the mounting part, and a first cargo boom is arranged in the groove. According to the device, a hydraulic device is adopted to control the height of the device and the length of the cargo boom, in some special places, compared with common equipment, the device can better and flexibly construct, and the working efficiency of work is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical engineering field, concretely is a hoisting device for mechanical engineering. BACKGROUND

[0002] The hoisting device is a kind of mechanical equipment for hoisting and carrying heavy objects, and its structure usually includes hoisting beam, lifting appliance, transmission device and control system and other key components;The lifting appliance is the key component for directly grabbing and fixing hoisting object in the hoisting device;Its design needs to be customized according to the shape, size and weight of hoisting object;Common lifting appliances include hooks, rings and ropes etc.Hook, as a typical representative of lifting appliance, is connected with hoisting beam through wire rope or chain, and has certain swing ability to adapt to the change of lifting point position in hoisting process;

[0003] Transmission device is the power transmission system of hoisting device, mainly composed of motor, speed reducer and transmission shaft etc.Motor provides power source, speed reducer is responsible for transmitting power to transmission shaft, and then drives the movement of hoisting beam and lifting appliance;To ensure safety, brake is usually equipped in transmission device;Control system, as the operation core of hoisting device, is mainly composed of button, switch and indicator light etc.Through control system, operator can accurately control the operation of hoisting device, including hoisting, descending and horizontal moving etc.To ensure the safe operation of hoisting device, emergency stop button and overload protection device are usually provided in control system;

[0004] In the prior art, some hoisting devices do not have the functions of flexible movement and free change of lifting height, which are very inconvenient in some narrow places. INVENTION CONTENTS

[0005] The utility model aims at providing a hoisting device for mechanical engineering, which solves the problem that the hoisting device cannot be flexibly changed in position in the prior art.

[0006] To achieve the above-mentioned purpose, a hoisting device for mechanical engineering is provided, which comprises a mounting seat, an annular mounting groove is formed in the upper middle part of the mounting seat, and a rotating base is fixedly connected inside the annular mounting groove.

[0007] The top of the rotating base is fixedly connected with a hydraulic device, the upper part of the hydraulic device is fixedly connected with a hydraulic telescopic rod, the middle part of the hydraulic telescopic rod is fixedly connected with a hydraulic support rod, the top of the hydraulic telescopic rod is fixedly connected with a mounting portion, the mounting portion is fixedly connected with a first pulley, a slot is formed in the mounting portion, and a first lifting arm is arranged in the slot, the first lifting arm is slidably connected with a second lifting arm, the front end of the first lifting arm is fixedly connected with a telescopic device, and the output end of the telescopic device is fixedly connected with a connecting block.

[0008] According to the lifting device for mechanical engineering, the rear part of the mounting seat is fixedly connected with a winding wheel, one end of the winding wheel is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected with the winding wheel, and the winding wheel is provided with a cable.

[0009] According to the lifting device for mechanical engineering, the four corners of the mounting seat are rotatably connected with rotating arms, and the other end of the rotating arm is fixedly connected with a hydraulic stabilizer.

[0010] According to the lifting device for mechanical engineering, the bottom of the mounting seat is fixedly connected with a chassis, and the chassis is provided with wheels.

[0011] According to the lifting device for mechanical engineering, the top of the first lifting arm is fixedly connected with a fourth pulley at the front end, and the front end and the lower end of the second lifting arm are fixedly connected with a second pulley and a third pulley.

[0012] According to the lifting device for mechanical engineering, the cable is inserted into the first pulley, the second pulley, the third pulley and the fourth pulley, and the connecting part of the cable of the second pulley and the third pulley is provided with a hook connecting part.

[0013] According to the lifting device for mechanical engineering, the bottom of the hook connecting part is fixedly connected with a hook, the hook is provided with a stainless steel spring, and the stainless steel spring is provided with a steel bolt.

[0014] Compared with the prior art, the beneficial effects of the present application are:

[0015] 1. The device adopts a hydraulic device to control the height of the device and the length of the lifting arm, and in some special places, the device can better flexibly construct than ordinary equipment, and improve the work efficiency;

[0016] 2. The device adopts a hydraulic stabilizer to reinforce the chassis, so that the machine can better improve the overall stability during operation, and prevent problems such as tilting.

[0017] The additional aspects and advantages of the present application will be given in part in the following description, some will become apparent from the following description, or will be understood through practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below in conjunction with the drawings and embodiments.

[0019] Figure 1 It is a whole structure schematic view of the present application of a hoisting device for mechanical engineering;

[0020] Figure 2 It is a bottom structure schematic view of the present application of a hoisting device for mechanical engineering;

[0021] Figure 3 It is an A part structure schematic view of the present application of a hoisting device for mechanical engineering;

[0022] Figure 4 It is a B part structure schematic view of the present application of a hoisting device for mechanical engineering.

[0023] In the figure: 1, mounting seat; 101, chassis; 102, wheel; 2, driving motor; 201, winding wheel; 202, cable; 3, rotating arm; 301, hydraulic stabilizer; 4, annular mounting groove; 401, rotating base; 402, hydraulic device; 403, hydraulic telescopic rod; 404, hydraulic support rod; 5, mounting part; 501, first pulley; 6, first lifting arm; 601, second pulley; 602, third pulley; 603, telescopic device; 604, second lifting arm; 605, connecting block; 606, fourth pulley; 7, hook connecting part; 701, hook; 702, steel bolt; 703, stainless steel spring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0025] Please refer to Figures 1-4 The present application provides a technical solution: a hoisting device for mechanical engineering, comprising a mounting seat 1, an annular mounting groove 4 is formed in the middle upper part of the mounting seat 1, a rotating base 401 is fixedly connected inside the annular mounting groove 4, the rotating base 401 can rotate, which is convenient for transportation of the machine body;

[0026] The top of the rotating base 401 is fixedly connected with a hydraulic device 402, the upper part of the hydraulic device 402 is fixedly connected with a hydraulic telescopic rod 403, one end of the middle part of the hydraulic telescopic rod 403 is fixedly connected with a hydraulic support rod 404, the hydraulic support rod 404 can support the first lifting arm 6, the top of the hydraulic telescopic rod 403 is fixedly connected with a mounting portion 5, the mounting portion 5 is fixedly connected with a first pulley 501, a slot is formed in the mounting portion 5, and the first lifting arm 6 is arranged in the slot, the first lifting arm 6 is slidably connected with a second lifting arm 604, the front end of the first lifting arm 6 is fixedly connected with a telescopic device 603, the middle part of the second lifting arm 604 is fixedly connected with a connecting block 605, and the output end of the telescopic device 603 is fixedly connected to the connecting block 605, when the telescopic device 603 starts to work, the second lifting arm 604 can move forward and backward.

[0027] The rear part of the mounting seat 1 is fixedly connected with a winding wheel 201, one end of the winding wheel 201 is fixedly connected with a driving motor 2, and the output end of the driving motor 2 is fixedly connected to the winding wheel 201, and the winding wheel 201 is provided with a cable 202, and when the driving motor 2 works, the winding wheel 201 can rotate.

[0028] The four corners of the mounting seat 1 are rotatably connected with rotating arms 3, and the other end of the rotating arm 3 is fixedly connected with a hydraulic stabilizer 301, which can improve the overall stability of the device and prevent tilting and other problems during operation.

[0029] The bottom of the mounting seat 1 is fixedly connected with a chassis 101, and the chassis 101 is provided with wheels 102, which can help the machine to move better and be more flexible.

[0030] The top of the first lifting arm 6 is fixedly connected with a fourth pulley 606 at the front end, and the front end and the lower end of the second lifting arm 604 are fixedly connected with a second pulley 601 and a third pulley 602, and the pulleys can help the cable move better and limit the cable 202;

[0031] The cable 202 is inserted through the first pulley 501, the second pulley 601, the third pulley 602 and the fourth pulley 606, and the connection part of the cable 202 of the second pulley 601 and the third pulley 602 is provided with a hook connecting portion 7, which is the connection part of the cable 202 and the hook 701;

[0032] The bottom of the hook connecting portion 7 is fixedly connected with a hook 701, the hook 701 is provided with a stainless steel spring 703, the stainless steel spring 703 is provided with a steel bolt 702, the steel bolt 702 can prevent the article from falling off the hook 701, and the safety of the whole is improved.

[0033] Working principle: the device in use, the hydraulic stabilizer 301 starts to work, improve the overall stability of the device, the staff by opening the drive motor 2 to make winding wheel 201 rotation, cable 202 movement, drive the hook connecting part 7 to move up and down, the staff will be placed below the hook connecting part 7, put the need to be hoisted goods after the placement, the steel bolt 702 on the hook 701 can prevent the goods from being uncoupled, improve the safety of operation, rotating base 401 rotation, the goods are sent to the desired location, the cable 202 down, the goods are sent to the appropriate position, when the need to work in a narrow place, telescopic device 603 can drive the second jib 604 to stretch, reduce the length of the jib, so that the first jib 6 and the second jib 604 can complete the work through the narrow area.

[0034] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A lifting device for mechanical engineering, comprising a mounting base (1), characterized in that, The annular mounting groove (4) is internally fixedly connected with a rotating base (401); The top of the rotating base (401) is fixedly connected with a hydraulic device (402), the upper portion of the hydraulic device (402) is fixedly connected with a hydraulic telescopic rod (403), one end of the middle portion of the hydraulic telescopic rod (403) is fixedly connected with a hydraulic support rod (404), the top of the hydraulic telescopic rod (403) is fixedly connected with a mounting portion (5), the mounting portion (5) is fixedly connected with a first pulley (501), a slot is formed in the interior of the mounting portion (5), and a first lifting arm (6) is arranged in the slot, the first lifting arm (6) is slidably connected with a second lifting arm (604), the lower portion of the front end of the first lifting arm (6) is fixedly connected with a telescopic device (603), the lower portion of the middle portion of the second lifting arm (604) is fixedly connected with a connecting block (605), and the output end of the telescopic device (603) is fixedly connected to the connecting block (605).

2. A hoisting device for mechanical engineering according to claim 1, characterized in that: The rear portion of the mounting seat (1) is fixedly connected with a winding wheel (201), one end of the winding wheel (201) is fixedly connected with a driving motor (2), and the output end of the driving motor (2) is fixedly connected to the winding wheel (201), and the winding wheel (201) is provided with a cable (202).

3. A mechanical engineering hoisting device as claimed in claim 1, characterized in that: The mounting seat (1) is rotatably connected with a rotating arm (3) at the four corners, and the other end of the rotating arm (3) is fixedly connected with a hydraulic stabilizer (301).

4. A hoisting device for mechanical engineering according to claim 1, characterized in that: The bottom of the mounting seat (1) is fixedly connected with a chassis (101), and the chassis (101) is provided with wheels (102).

5. A mechanical engineering hoisting device as claimed in claim 1, characterized in that: The top of the first lifting arm (6) is fixedly connected with a fourth pulley (606), and the front end and the lower end of the second lifting arm (604) are fixedly connected with a second pulley (601) and a third pulley (602).

6. A mechanical engineering hoisting device as claimed in claim 2, characterized in that: The cable (202) is inserted through the first pulley (501), the second pulley (601), the third pulley (602) and the fourth pulley (606), and a hook connecting portion (7) is arranged at the connection of the cable (202) of the second pulley (601) and the third pulley (602).

7. A mechanical engineering hoisting device according to claim 6, characterized in that The bottom of the hook connecting portion (7) is fixedly connected with a hook (701), the hook (701) is provided with a stainless steel spring (703), and the stainless steel spring (703) is provided with a steel bolt (702).

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