Movable special lifting appliance for overhauling imported GE ultrasonic flaw detector main machine

Abstract

The utility model discloses a movable special lifting appliance for overhauling an imported GE ultrasonic flaw detector host, which relates to the technical field of industrial detection equipment, and comprises a movable base, a vertical bracket, a cross beam, a sliding piece, a first driving piece, a lifting hook and a second driving piece, and the movable lifting appliance can move and keep the position after movement; the vertical support is vertically and fixedly connected to the movable base. One end of the cross beam is vertically and fixedly connected with the top of the vertical bracket; the sliding piece is slidably connected with the beam. The first driving piece is used for driving the sliding piece to slide on the cross beam and can keep the position after sliding; the lifting hook is connected with the slider; and the second driving piece is used for driving the lifting hook to ascend or descend and keep the moved position, the structure is simple, use is convenient, and the overhaul and maintenance efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial inspection equipment, in particular to a mobile special lifting tool for overhauling the main body of an imported GE ultrasonic flaw detector. Background Art

[0002] At present, the imported steel pipe GE ultrasonic flaw detector is a key device for detecting internal and external surface defects of steel pipes. During the overhaul and maintenance process, there are generally problems of difficult disassembly and assembly and inconvenient overhaul. The installation and disassembly processes are cumbersome, which is not conducive to the rapid overhaul and maintenance of the equipment. The present invention first makes more full use of the structural characteristics of the equipment in the structural design, ensuring that during the disassembly and assembly of the GE ultrasonic flaw detector, not only the workload of removing the roof of the workshop when replacing the main components of the host is avoided, but also the inconvenience caused by the large volume of the hook body of the "camelback beam" type hook of the large bridge crane during the overhaul in a limited space is avoided. Moreover, it has a certain guarantee effect on the personal safety of the maintenance personnel. Content of the Utility Model

[0003] The purpose of the utility model is to provide a mobile special lifting tool for overhauling the main body of an imported GE ultrasonic flaw detector, so as to solve the problems existing in the above-mentioned prior art, with simple structure, convenient use, and effectively improving the overhaul and maintenance efficiency.

[0004] To achieve the above purpose, the utility model provides the following scheme:

[0005] The utility model provides a mobile special lifting tool for overhauling the main body of an imported GE ultrasonic flaw detector, including: a mobile base, a vertical support, a cross beam, a sliding member, a first driving member, a hook and a second driving member. The mobile base can move and maintain the position after movement; the vertical support is vertically and fixedly connected to the mobile base; one end of the cross beam is vertically and fixedly connected to the top of the vertical support; the sliding member is slidably connected to the cross beam; the first driving member is used to drive the sliding member to slide on the cross beam and can maintain the position after sliding; the hook is connected to the sliding member; the second driving member is used to drive the hook to rise or fall and maintain the position after movement.

[0006] Preferably, the first driving member includes a mobile electric winch and a mobile wheel set. The mobile wheel set is arranged on the sliding member. The mobile electric winch is fixedly connected to the top of the vertical support. The mobile electric winch is connected to the mobile wheel set through a mobile guide rope to drive the sliding member to move and maintain the position after movement.

[0007] Preferably, the second driving member includes a lifting electric winch, a first lifting wheel set and a second lifting wheel set. The first lifting wheel set is connected to the hook, and the second lifting wheel set is arranged on the sliding member. The lifting electric winch is connected to the first lifting wheel set and the second lifting wheel set through a lifting guide rope to drive the hook to rise or fall.

[0008] Preferably, it further includes at least one fixed pulley. The fixed pulley is arranged at the top of the cross beam, and the moving guide rope and the lifting guide rope bypass the fixed pulley.

[0009] Preferably, it further includes a control handle. The control handle is signal-connected to the lifting electric winch and the moving electric winch.

[0010] Preferably, it further includes four universal wheels. The four universal wheels are arranged at the four corners of the bottom of the moving base.

[0011] Preferably, it further includes four locking members. One locking member is arranged on one of the universal wheels, and the locking member can lock the universal wheel.

[0012] Preferably, the moving base, the vertical support and the cross beam are made of I-beams and steel plates.

[0013] The utility model has achieved the following technical effects compared with the prior art:

[0014] The utility model provides a mobile special hoist for the maintenance of the main unit of an imported GE ultrasonic flaw detector. The device is moved to the location of the main unit of the GE ultrasonic flaw detector through the moving base, and the hook is positioned above the main unit of the GE ultrasonic flaw detector. The first driving member is respectively controlled to drive the sliding member to move on the cross beam, and the second driving member is driven to make the hook rise or fall to complete the disassembly and installation of each component of the main unit of the GE ultrasonic flaw detector. During the maintenance process of the main unit of the GE ultrasonic flaw detector, the removal and installation can be carried out smoothly, quickly and safely. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1 It is a schematic structural diagram of a mobile special hoist for the maintenance of the main unit of an imported GE ultrasonic flaw detector provided by the present invention;

[0017] Figure 2The front view of a special mobile lifting tool for the maintenance of the main unit of an imported GE ultrasonic flaw detector provided by the present utility model;

[0018] In the figure: 1. Mobile electric winch; 2. Lifting electric winch; 3. Universal wheel; 4. Fixed pulley; 5. Mobile wheel set; 6. Hook; 7. First lifting wheel set; 8. Second lifting wheel set; 9. Sliding member; 10. Locking member; 11. Mobile base; 12. Vertical support; 13. Cross beam. Specific implementation manners

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] The purpose of the present utility model is to provide a special mobile lifting tool for the maintenance of the main unit of an imported GE ultrasonic flaw detector, so as to solve the problems existing in the above-mentioned prior art. The structure is simple, the use is convenient, and the maintenance efficiency is effectively improved.

[0021] In order to make the above-mentioned objects, features, and advantages of the present utility model more obvious and understandable, the present utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation manners.

[0022] The present utility model provides a special mobile lifting tool for the maintenance of the main unit of an imported GE ultrasonic flaw detector, as Figures 1-2 shown, including: a mobile base, a vertical support, a cross beam, a sliding member, a first driving member, a hook, and a second driving member. The mobile can move and maintain the position after movement; the vertical support is vertically and fixedly connected to the mobile base; one end of the cross beam is vertically and fixedly connected to the top of the vertical support; the sliding member is slidably connected to the cross beam; the first driving member is used to drive the sliding member to slide on the cross beam and can maintain the position after sliding; the hook is connected to the sliding member; the second driving member is used to drive the hook to rise or fall and maintain the position after movement. The device is moved to the main unit of the GE ultrasonic flaw detector through the mobile base, and the hook is located above the main unit of the GE ultrasonic flaw detector. The first driving member is respectively controlled to drive the sliding member to move on the cross beam, and the second driving member is driven to make the hook rise or fall to complete the disassembly and installation of each component of the main unit of the GE ultrasonic flaw detector. During the maintenance of the main unit of the GE ultrasonic flaw detector, the removal and installation can be carried out smoothly, quickly, and safely.

[0023] In a preferred embodiment, the first driving member includes a mobile electric winch and a mobile wheel set. The mobile wheel set is disposed on the sliding member. The mobile electric winch is fixedly connected to the top of the vertical bracket. The mobile electric winch is connected to the mobile wheel set through a mobile guide rope to drive the sliding member to move and maintain the position after movement. The structure is simple and convenient to use. The lateral movement of the sliding member can be achieved by controlling the mobile electric winch.

[0024] In a preferred embodiment, the second driving member includes a lifting electric winch, a first lifting wheel set and a second lifting wheel set. The first lifting wheel set is connected to the hook. The second lifting wheel set is disposed on the sliding member. The lifting electric winch is connected to the first lifting wheel set and the second lifting wheel set through a lifting guide rope to drive the hook to rise or fall. The structure is simple and convenient to use. The rise or fall of the hook can be achieved by controlling the lifting electric winch.

[0025] In a preferred embodiment, the mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe further includes at least one fixed pulley. The fixed pulley is disposed on the top of the cross beam. The mobile guide rope and the lifting guide rope bypass the fixed pulley. The structure is simple and can effectively ensure the stability of the mobile guide rope and the lifting guide rope. The number of fixed pulleys is five.

[0026] In a preferred embodiment, the mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe further includes a control handle. The control handle is signal-connected to the lifting electric winch and the mobile electric winch. The structure is simple and convenient to operate.

[0027] In a preferred embodiment, the mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe further includes four universal wheels. The four universal wheels are disposed at the four corners of the bottom of the mobile base. The universal wheels are 8-inch universal wheels.

[0028] In a preferred embodiment, the mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe further includes four locking members. One locking member is disposed on one of the universal wheels. The locking member can lock the universal wheel.

[0029] In a preferred embodiment, the mobile base, the vertical bracket and the cross beam are made of I-beams and steel plates. 10mm steel plates and 16# I-beams are used. The structure is simple and the materials are convenient to obtain.

[0030] During hoisting, first move the main unit of the flaw detector to the offline adjustment and maintenance station, push the mobile special hoist for the maintenance of the imported GE ultrasonic flaw detector main unit, and place it on one of the maintenance construction ends of the main unit of the flaw detector. Adjust the position to place the hook of the mobile special hoist for the maintenance of the imported GE ultrasonic flaw detector main unit above the main unit of the GE ultrasonic flaw detector, which is convenient for hoisting parts. Lock the universal wheel with the locking piece, fix the truss structure, and control the mobile electric winch and the lifting electric winch through the control handle to adjust the horizontal movement and vertical movement of the hook, and complete the disassembly and installation of the various parts of the main unit of the GE ultrasonic flaw detector. The main unit of the GE ultrasonic flaw detector can be dismantled and installed smoothly, quickly and safely during the maintenance process.

[0031] The beneficial effects of the present invention (utility model) are: its structural design is simple, easy to manufacture and maintain, can meet the needs of long-term continuous work, and is safe and reliable, ensuring the safety of operators and the normal operation of equipment. In actual on-site applications, the mobile special hoist for the maintenance of the imported GE ultrasonic flaw detector mainframe of the present invention not only has good performance in terms of maintenance efficiency and safety. It can also greatly simplify the installation, disassembly, and maintenance process of the GE ultrasonic flaw detector, and improve the maintenance efficiency and maintenance efficiency of the equipment. Originally, when other lifting equipment was used for disassembly and maintenance, the maintenance took about 25 hours. After using the invented mobile special hoist for the maintenance of the imported GE ultrasonic flaw detector mainframe, the maintenance took about 20 hours, which can save 5 hours of work. It effectively improves the use efficiency and production capacity of the leakage magnetic flaw detector.

[0032] According to the average hourly output of Φ114×5㎜×1200㎜ of 159GE ultrasonic flaw detector in the first half of the year, it was 83 pieces, with an average unit weight of 0.165 tons and a yield rate of 96%. The downtime saved was about 300 minutes (5 hours). The production can be increased by saving downtime = 300 minutes (5 hours) × 83 pieces × 0.165 tons × 96% = 65.736 tons. The downtime saved alone can produce about 65 tons of steel pipes. Calculated at an average price of 6,000 yuan / ton for thin-walled pipes, it is expected to generate economic benefits = 65 tons × 6,000 yuan / ton = 390,000 yuan.

[0033] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of the present invention. At the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A mobile special lifting tool for the maintenance of the main unit of an imported GE ultrasonic flaw detector, characterized in that: Comprising: A mobile base that can move and maintain its position after movement; A vertical bracket that is vertically and fixedly connected to the mobile base; A cross beam, one end of which is vertically and fixedly connected to the top of the vertical bracket; A sliding member that is slidably connected to the cross beam; A first driving member that is used to drive the sliding member to slide on the cross beam and can maintain its position after sliding; A hook that is connected to the sliding member; And A second driving member that is used to drive the hook to rise or fall and maintain its position after movement.

2. The mobile special lifting tool for overhauling the main unit of the imported GE ultrasonic flaw detector according to claim 1, wherein: The first driving member includes a mobile electric winch and a mobile wheel set. The mobile wheel set is arranged on the sliding member. The mobile electric winch is fixedly connected to the top of the vertical bracket. The mobile electric winch is connected to the mobile wheel set through a mobile guide rope to drive the sliding member to move and maintain its position after movement.

3. The mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe according to claim 2, wherein: The second driving member includes a lifting electric winch, a first lifting wheel set, and a second lifting wheel set. The first lifting wheel set is connected to the hook. The second lifting wheel set is arranged on the sliding member. The lifting electric winch is connected to the first lifting wheel set and the second lifting wheel set through a lifting guide rope to drive the hook to rise or fall.

4. The mobile special lifting tool for overhauling the main unit of the imported GE ultrasonic flaw detector according to claim 3, wherein: It further includes at least one fixed pulley that is arranged on the top of the cross beam. The mobile guide rope and the lifting guide rope bypass the fixed pulley.

5. The mobile special lifting tool for the overhaul of the main unit of the imported GE ultrasonic flaw detector, as claimed in claim 4, is characterized in that: It further includes a control handle that is signal-connected to the lifting electric winch and the mobile electric winch.

6. The mobile special lifting tool for the overhaul of the main unit of the imported GE ultrasonic flaw detector according to claim 2, characterized in that: It further includes four universal wheels that are arranged at the four corners of the bottom of the mobile base.

7. The mobile special lifting tool for the maintenance of the main unit of the imported GE ultrasonic flaw detector according to claim 6, wherein: It further includes four locking members. One locking member is arranged on one of the universal wheels. The locking member can lock the universal wheel.

8. The mobile special lifting tool for the maintenance of the imported GE ultrasonic flaw detector mainframe according to claim 1, characterized in that: The mobile base, the vertical bracket, and the cross beam are made of I-beams and steel plates.

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