Lifting device for electromechanical engineering construction

Abstract

The utility model belongs to the technical field of lifting devices, and particularly relates to a lifting device for electromechanical engineering construction, which comprises a movable base and also comprises four pieces of L-shaped steel which are diagonally fixed at four corners of the top surface of the movable base; the lifting platform is movably arranged on the inner side of the L-shaped steel; the four sets of clamping mechanisms are distributed at equal intervals in the circumferential direction, and each clamping mechanism comprises an upper moving plate, a lower moving plate and a lower moving plate; a clamping plate; the locking nut is mounted at the extending end of the fixing screw rod in a thread screwing manner; a driving mechanism; an adjusting mechanism; according to the electromechanical equipment lifting device, the four sets of clamping mechanisms are arranged to clamp the electromechanical equipment from different directions, the stability of the electromechanical equipment can be fully guaranteed, the problem that the electromechanical equipment shakes is solved, and the lifting safety of the electromechanical equipment is improved; the clamping plates are designed in a detachable mode, different clamping plates can be replaced according to different electromechanical devices, and the use reliability is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to lifting device technical field, concretely relates to a lifting device for mechanical and electrical engineering construction. BACKGROUND

[0002] Mechanical and electrical engineering construction is a complex work involving multiple technical fields, mainly involving electrical construction, pipeline construction and equipment installation, etc. In the construction process, especially in the equipment installation operation, it is usually necessary to use a lifting device to lift the equipment to be installed to a certain height.

[0003] For example, a hydraulic scissor lift mainly consists of a steel structure frame, a hydraulic system, an electrical control system and a working platform. When the motor is started, the hydraulic pump injects hydraulic oil into the hydraulic cylinder, which increases the pressure in the oil cylinder and pushes the scissor arm to move upward or downward along the steel cable.

[0004] However, although the hydraulic scissor lift of the prior art can lift the construction personnel and the equipment to be installed to an appropriate height, it lacks a limiting structure for the equipment, which causes the equipment to easily shake or slip during lifting, resulting in a high safety hazard.

[0005] In the prior art, a Chinese utility model patent with the authorization announcement number CN220467444U discloses "a lifting device for mechanical and electrical equipment installation", which includes a base, the top of the base is fixed with a vertical rod around, a lifting platform is slidingly connected between the four vertical rods, a sliding block a with a T-shaped cross section is fixed on the side walls of the lifting platform, a hanging plate is fixed at the top edge of the lifting platform, and a traction rope is connected to the top of the hanging plate.

[0006] The lifting device in the prior art including the above, which clamps and positions the equipment to be installed through the positioning plates on both sides, but in actual use, the positioning plates are not detachable, cannot be replaced with different positioning plates according to different equipment, and only clamp the mechanical and electrical equipment from both sides, lacking necessary limiting in the other direction, with poor stability.

[0007] To solve the above problems, the utility model provides a lifting device for mechanical and electrical engineering construction. UTILITY MODEL CONTENTS

[0008] To solve the above problems in the prior art, the utility model provides a lifting device for mechanical and electrical engineering construction, which has the characteristics of convenient use, high stability and wide application range.

[0009] To achieve the above purpose, the utility model provides the following technical scheme: a lifting device for mechanical and electrical engineering construction, including a movable base, a universal wheel with a lock is fixed on the bottom surface of the movable base at the four corners, further comprising:

[0010] L-shaped steel, four of the L-shaped steel are fixed to the top surface of the movable base in a diagonal manner;

[0011] Lifting platform, the lifting platform is movably arranged on the inner side of the L-shaped steel;

[0012] Clamping mechanism, four groups of the clamping mechanism are distributed in the circumferential direction at equal intervals, and the clamping mechanism comprises:

[0013] Upper moving plate, the upper moving plate is movably arranged on the top of the lifting platform, and a fixing screw is fixed on the top surface of the upper moving plate;

[0014] Clamping plate, the clamping plate is detachably mounted on the top of the upper moving plate, and a fixing foot is fixed on the clamping plate, and the fixing screw penetrates the fixing foot;

[0015] Locking nut, the locking nut is mounted on the protruding end of the fixing screw in a threaded manner;

[0016] Driving mechanism, the driving mechanism is drivably connected to the lifting platform for driving the lifting platform to lift;

[0017] Adjusting mechanism, the adjusting mechanism is drivably connected to the upper moving plate for driving the upper moving plate to move horizontally.

[0018] As a preferred technical scheme of the utility model, the fixing foot, the fixing screw and the locking nut are relatively symmetrical and distributed in two.

[0019] As a preferred technical scheme of the utility model, further comprising:

[0020] Rubber pad, the rubber pad is adhesively fixed on the clamping surface of the clamping plate.

[0021] As a preferred technical scheme of the utility model, further comprising:

[0022] Guide slider, the guide slider is fixed to the bottom surface of the upper moving plate, and a guide sliding hole is formed on the movable base for the guide slider to penetrate.

[0023] As a preferred technical scheme of the utility model, the adjusting mechanism comprises:

[0024] Lower moving plate, the lower moving plate is fixed to the bottom end of the guide slider;

[0025] Fixed plate, two fixed plates are fixed to the bottom surface of the lifting platform at intervals;

[0026] Threaded screw rod, the threaded screw rod is rotatably installed between two fixed plates, and the threaded screw rod penetrates the lower moving plate and is connected with the lower moving plate by screwing.

[0027] As a preferred technical scheme of the utility model, the adjusting mechanism further comprises:

[0028] Second hand crank, the second hand crank is fixed to one end of the threaded screw rod.

[0029] As a preferred technical scheme of the utility model, the adjusting mechanism further comprises:

[0030] Guide rod, two guide rods are fixedly arranged between two fixed plates in a symmetrical manner, and the guide rods penetrate the lower moving plate.

[0031] As a preferred technical scheme of the utility model, further comprising:

[0032] Threaded column, the threaded column is rotatably installed in the L-shaped steel, and the threaded column penetrates the lifting platform and is connected with the lifting platform by screwing, and the driving mechanism drives the threaded column to rotate.

[0033] As a preferred technical scheme of the utility model, the driving mechanism comprises:

[0034] Driven synchronous wheel, the driven synchronous wheel is fixed on the threaded column;

[0035] Driving motor, the driving motor is fixed to the top surface of the movable base;

[0036] Driving motor, the driving motor is fixed to the top surface of the movable base;

[0037] Driving motor, the driving motor is fixed to the top surface of the movable base;

[0038] Driving motor, the driving motor is fixed to the top surface of the movable base;

[0039] Driving motor, the driving motor is fixed to the top surface of the movable base;

[0040] As a preferred technical scheme of the utility model, the driving mechanism further comprises:

[0041] First hand crank, the first hand crank is fixed to the top end of the driving synchronous wheel.

[0042] Compared with the prior art, the utility model has the advantages of:

[0043] The utility model discloses, through setting four groups of clamping mechanism from different direction clamping electromechanical equipment, can guarantee the stability of electromechanical equipment fully, avoided the problem that electromechanical equipment produced the shaking, improved the security of electromechanical equipment promotion, the clamping plate is detachable design, can change different clamping plate according to different electromechanical equipment, improved the reliability of use.

[0044] Other additional advantages and beneficial effects of the utility model will be partly given in the following description, some will become obvious from the following description, or understand from the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0045] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0046] Figure 1 It is the structural schematic diagram of the utility model;

[0047] Figure 2 It is the structural schematic diagram of the utility model Figure 1 in the clamping mechanism enlarged structure schematic diagram;

[0048] Figure 3 It is the structural schematic diagram of the utility model Figure 1 in the drive mechanism enlarged structure schematic diagram;

[0049] Figure 4 It is the adjustment mechanism axonometric structure schematic diagram in the utility model.

[0050] In the drawing: 1, movable base;11, guide sliding hole;2, with lock universal wheel;3, L type steel;4, lifting platform;5, clamping mechanism;51, upper moving plate;511, fixed screw;512, guide sliding block;52, clamping plate;521, fixed foot;53, locking nut;54, rubber lining;6, drive mechanism;61, driven synchronous wheel;62, drive motor;63, driving synchronous wheel;64, driving synchronous belt;65, linkage synchronous wheel;66, linkage synchronous belt;67, No. 1 hand crank;7, adjustment mechanism;71, lower moving plate;72, fixed plate;73, threaded screw;74, No. 2 hand crank;75, guide rod;8, threaded column. DETAILED DESCRIPTION

[0051] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0052] Please refer to Figures 1-4 The utility model provides the following technical scheme: a lifting device for mechanical and electrical engineering construction, movable base 1 is provided with universal wheel 2 with lock at the bottom surface four corners, further comprising: L type steel 3, lifting platform 4, clamping mechanism 5, drive mechanism 6 and adjusting mechanism 7, four groups of clamping mechanism 5 are distributed along the circumferential direction at equal intervals, and clamping mechanism 5 comprises: upper moving plate 51, clamping plate 52 and locking nut 53.

[0053] Further, as shown in Figure 1 And Figure 2 In the embodiment, four L type steels 3 are fixed diagonally on the top surface four corners of movable base 1, lifting platform 4 is movably arranged on the inner side of L type steel 3, upper moving plate 51 is movably arranged on the top of lifting platform 4, and fixed screw rod 511 is fixed on the top surface of upper moving plate 51, clamping plate 52 is detachably installed on the top of upper moving plate 51, and fixed foot 521 is fixed on clamping plate 52, fixed screw rod 511 penetrates fixed foot 521, locking nut 53 is installed on the protruding end of fixed screw rod 511 in the form of thread engagement, drive mechanism 6 is drivingly connected to lifting platform 4 for driving lifting platform 4 to ascend and descend, adjusting mechanism 7 is drivingly connected to upper moving plate 51 for driving upper moving plate 51 to move horizontally. After the above scheme is used, during use, drive mechanism 6 is started to make lifting platform 4 descend to the lowest point, then the mechanical and electrical equipment is placed on lifting platform 4, then upper moving plate 51 is driven to move horizontally by adjusting mechanism 7, clamping plate 52 is close to the mechanical and electrical equipment, and the mechanical and electrical equipment is clamped by clamping plate 52 to ensure the stability of the mechanical and electrical equipment. Then drive mechanism 6 is started to make lifting platform 4 ascend to the appropriate height, and the mechanical and electrical equipment is lifted to the installation height. In the utility model, four groups of clamping mechanism 5 are arranged to clamp the mechanical and electrical equipment from different directions, which can fully ensure the stability of the mechanical and electrical equipment, avoid the problem that the mechanical and electrical equipment shakes, and improve the safety of the mechanical and electrical equipment lifting. Clamping plate 52 is designed in a detachable manner, different clamping plates 52 can be replaced according to different mechanical and electrical equipment, and the reliability of use is improved.

[0054] It should be noted that the above scheme is only an exemplary introduction of the utility model, and is not used to limit the utility model, and in actual use, in addition to the height of the hoist electrical equipment, the lifting device can also be used for lifting the construction personnel, if the clamping mechanism 5 has an obstacle to the construction personnel, the locking nut 53 can be unscrewed and the clamping plate 52 is disassembled.

[0055] Preferably, by Figure 1 and Figure 2 It is shown that in the embodiment, the fixed foot 521, the fixed screw rod 511 and the locking nut 53 are relatively symmetrical and distributed in two, and the two fixed feet 521, the fixed screw rod 511 and the locking nut 53 are fixed to the clamping plate 52 from both ends, which can greatly improve the stability of the clamping plate 52 installation.

[0056] Preferably, by Figure 1 and Figure 2 It is shown that in the embodiment, it also includes: a rubber pad 54, the rubber pad 54 is bonded and fixed on the clamping surface of the clamping plate 52, after using the above scheme, the rubber pad 54 has better flexibility, the electrical equipment is clamped through the rubber pad 54, which can ensure the safety of the electrical equipment, avoid the wear caused by rigid clamping, in addition, the rubber pad 54 also has the effect of preventing slipping, which can further improve the stability of the electrical equipment.

[0057] Preferably, by Figure 1 and Figure 2 It is shown that in the embodiment, it also includes: a guide sliding block 512, the guide sliding block 512 is fixed to the bottom surface of the upper moving plate 51, and the guide sliding hole 11 is machined on the movable base 1 for the guide sliding block 512 to penetrate, after using the above scheme, in use, the movable base 1 is guided through the cooperation of the guide sliding block 512 and the guide sliding hole 11, which improves the stability of the movable base 1.

[0058] Optionally, by Figure 1 , Figure 2 and Figure 4 It is shown that in the embodiment, the adjusting mechanism 7 includes: a lower moving plate 71, a fixed plate 72 and a threaded screw rod 73, the lower moving plate 71 is fixed to the bottom end of the guide sliding block 512, the two fixed plates 72 are fixed to the bottom surface of the lifting platform 4, the threaded screw rod 73 is rotatably installed between the two fixed plates 72, and the threaded screw rod 73 penetrates the lower moving plate 71 and is connected with the lower moving plate 71 through threaded screwing, after using the above scheme, in use, the threaded screw rod 73 is rotated, and under the action of threaded screwing, the lower moving plate 71 drives the upper moving plate 51 to move through the guide sliding block 512, and then drives the clamping plate 52 to move.

[0059] Preferably, by Figure 1 , Figure 2 andFigure 4 As shown in this embodiment, the adjustment mechanism 7 further includes a second hand crank 74, which is fixed to one end of the threaded screw 73. With the above solution, the threaded screw 73 can be easily rotated by the second hand crank 74 during use.

[0060] It should be noted that the above solution is only an exemplary introduction of this utility model and is not intended to limit this utility model. In actual use, the No. 2 hand crank 74 can also be replaced with a motor.

[0061] Preferably, by Figure 1 , Figure 2 and Figure 4 As shown in this embodiment, the adjustment mechanism 7 further includes a guide rod 75. The two guide rods 75 are symmetrically fixed between the two fixed plates 72, and the guide rods 75 pass through the lower moving plate 71. With the above solution, in use, the two guide rods 75 are used to guide the lower moving plate 71, which greatly improves the stability of the lower moving plate 71, thereby improving the stability of the clamping plate 52.

[0062] Optionally, by Figures 1-3 As shown, in this embodiment, it also includes: a threaded column 8, which is rotatably installed inside the L-shaped steel 3, and the threaded column 8 passes through the lifting platform 4 and is connected to the lifting platform 4 by thread engagement. The driving mechanism 6 drives the threaded column 8 to rotate. After adopting the above scheme, when in use, the driving mechanism 6 is started to drive the threaded column 8 to rotate. Under the thread engagement, the lifting platform 4 rises and falls in the vertical direction.

[0063] Optionally, by Figures 1-3 As shown, in this embodiment, the drive mechanism 6 includes: a driven synchronous pulley 61, a drive motor 62, a driving synchronous pulley 63, a driving synchronous belt 64, a linkage synchronous pulley 65, and a linkage synchronous belt 66. The driven synchronous pulley 61 is fixed on the threaded post 8, the drive motor 62 is fixed on the top surface of the movable base 1, the driving synchronous pulley 63 is fixed on the output shaft of the drive motor 62, and the driving synchronous belt 64 is tensioned to the driving synchronous pulley 63 via the driven synchronous pulley 61. Linkage synchronous pulleys 65 are fixed on each of the four threaded posts 8, and the linkage synchronous belt... 66 is tensioned by four linkage synchronous pulleys 65. After adopting the above scheme, when in use, the drive motor 62 is started to drive the active synchronous pulley 63 to rotate. The active synchronous pulley 63 drives the driven synchronous pulley 61 to rotate through the active synchronous belt 64, causing the threaded column 8 to rotate. The four threaded columns 8 rotate synchronously under the cooperation of the linkage synchronous pulleys 65 and the linkage synchronous belt 66, so that the lifting platform 4 rises and falls vertically under the action of the threaded rotation. The stability is high, and even if the drive motor 62 fails or there is a power outage, the lifting platform 4 will not fall rapidly.

[0064] Preferably, by Figures 1-3As shown, in the embodiment, the driving mechanism 6 further comprises a first hand crank 67 fixed to the top end of the driving sprocket 63, after the above-mentioned scheme, in use, if the driving motor 62 fails or power failure, the first hand crank 67 can rotate the driving sprocket 63, so that the four threaded columns 8 rotate, and the lifting platform 4 is lifted along the vertical direction.

[0065] It should be noted that, because even if the driving motor 62 fails or power failure, the first hand crank 67 can still rotate the driving sprocket 63, therefore, the driving motor 62 can use a general three-phase asynchronous motor, that is, a three-phase asynchronous motor without electromagnetic brake, to ensure that the output shaft of the driving motor 62 can still be rotated after power failure.

[0066] It should be noted that the driving motor 62 is a commercially available conventional device with a built-in power switch, and those skilled in the art can make a conventional selection according to the use needs, and the working principle is a common sense known to those skilled in the art and has been fully disclosed by the prior art, which will not be described in detail herein.

[0067] The circuit connection of the utility model relates to the common means adopted by those skilled in the art, and technical inspiration can be obtained through limited tests, and belongs to the prior art widely used.

[0068] The components not described in detail herein are prior art.

[0069] The working principle and use process of the utility model: the lifting device of the utility model, in use, first starts the driving mechanism 6 to lower the lifting platform 4 to the lowest point, then places the electromechanical equipment on the lifting platform 4;

[0070] Then the threaded screw rod 73 is rotated through the second hand crank 74, under the threaded screwing action, the lower moving plate 71 drives the upper moving plate 51 to move through the guide sliding block 512, and then drives the clamping plate 52 to move, so that the clamping plate 52 approaches the electromechanical equipment, and the electromechanical equipment is clamped by the clamping plate 52, to ensure the stability of the electromechanical equipment;

[0071] Then the driving mechanism 6 is started to lift the lifting platform 4 to the appropriate height, so that the electromechanical equipment is lifted to the installation height;

[0072] In the utility model, four groups of clamping mechanisms 5 are arranged to clamp the electromechanical equipment from different directions, so that the stability of the electromechanical equipment can be fully ensured, the problem of shaking of the electromechanical equipment is avoided, and the safety of lifting the electromechanical equipment is improved;

[0073] The clamping plate 52 is designed to be detachable, different clamping plates 52 can be replaced according to different electromechanical equipment, and the reliability of use is improved.

[0074] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A lifting device for electromechanical engineering construction, comprising a movable base (1), wherein locking casters (2) are fixed at each of the four corners of the bottom surface of the movable base (1), characterized in that, Also includes: L-shaped steel (3), four of the L-shaped steel (3) are fixed diagonally to the four corners of the top surface of the movable base (1); Lifting platform (4), which is movably disposed inside the L-shaped steel (3); Clamping mechanism (5), four sets of clamping mechanisms (5) are equally spaced along the circumferential direction, and the clamping mechanism (5) includes: The upper movable plate (51) is movably disposed on the top of the lifting platform (4), and a fixing screw (511) is fixed on the top surface of the upper movable plate (51). A clamping plate (52) is detachably mounted on the top of the upper movable plate (51), and a fixing foot (521) is fixed on the clamping plate (52), and a fixing screw (511) passes through the fixing foot (521). A locking nut (53) is installed on the protruding end of the fixing screw (511) by means of thread engagement; A drive mechanism (6) is drivably connected to the lifting platform (4) for driving the lifting platform (4) to rise and fall; An adjustment mechanism (7) is drivably connected to the upper moving plate (51) for driving the upper moving plate (51) to move horizontally.

2. The lifting device for electromechanical engineering construction according to claim 1, characterized in that: The fixing foot (521), the fixing screw (511), and the locking nut (53) are all symmetrically distributed in twos.

3. The lifting device for electromechanical engineering construction according to claim 1, characterized in that: Also includes: A rubber pad (54) is bonded and fixed to the clamping surface of the clamping plate (52).

4. A lifting device for electromechanical engineering construction according to claim 1, characterized in that: Also includes: Guide slider (512), the guide slider (512) is fixed to the bottom surface of the upper movable plate (51), and a guide sliding hole (11) is machined on the movable base (1) for the guide slider (512) to pass through.

5. A lifting device for electromechanical engineering construction according to claim 4, characterized in that: The adjustment mechanism (7) includes: The lower moving plate (71) is fixed to the bottom end of the guide slider (512); Fixed plates (72), two of the fixed plates (72) are fixed at intervals to the bottom surface of the lifting platform (4); A threaded screw (73) is rotatably mounted between the two fixed plates (72), and the threaded screw (73) passes through the lower moving plate (71) and is connected to the lower moving plate (71) by means of thread engagement.

6. A lifting device for electromechanical engineering construction according to claim 5, characterized in that: The adjustment mechanism (7) further includes: The second hand crank (74) is fixed to one end of the threaded screw (73).

7. A lifting device for electromechanical engineering construction according to claim 5, characterized in that: The adjustment mechanism (7) further includes: Guide rods (75), two guide rods (75) are symmetrically fixed between two fixed plates (72), and the guide rods (75) pass through the lower moving plate (71).

8. A lifting device for electromechanical engineering construction according to claim 1, characterized in that: Also includes: The threaded column (8) is rotatably installed inside the L-shaped steel (3), and the threaded column (8) passes through the lifting platform (4) and is connected to the lifting platform (4) by thread engagement. The driving mechanism (6) drives the threaded column (8) to rotate.

9. A lifting device for electromechanical engineering construction according to claim 8, characterized in that: The drive mechanism (6) includes: Driven synchronous pulley (61), the driven synchronous pulley (61) is fixed on the threaded column (8); A drive motor (62) is fixed to the top surface of the movable base (1); Active synchronizing pulley (63), which is fixed on the output shaft of the drive motor (62); An active synchronous belt (64) is tensioned to the active synchronous belt (63) via the driven synchronous pulley (61); The linkage synchronous pulley (65) is fixed on each of the four threaded posts (8). A linkage synchronous belt (66) is tensioned by four linkage synchronous pulleys (65).

10. A lifting device for electromechanical engineering construction according to claim 9, characterized in that: The drive mechanism (6) also includes: A first hand crank (67) is fixed to the top of the active synchronizing wheel (63).

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