Lifting appliance with good stability for electrical construction

Abstract

The utility model relates to the technical field of lifting appliances for electrical construction, in particular to a lifting appliance with good stability for electrical construction, which comprises a base, a lifting appliance main body and a winding component, the lifting appliance main body is fixedly mounted on the upper surface of the base, and the outer surface of the lifting appliance main body is fixedly connected with a mounting frame; a lifting hook is slidably connected to the lower surface of the mounting frame, a distribution box is fixedly connected to the outer cambered surface of the lifting appliance body, a placement box is fixedly connected to the outer cambered surface of the lifting appliance body, a cable is electrically connected to the lower surface of the distribution box, and a control grip is fixedly connected to the end, away from the distribution box, of the cable; the control grip is placed in the placing box, and the winding assembly is fixedly arranged on the outer arc surface of the lifting appliance main body. According to the utility model, through the arrangement of the winding assembly, the potential safety hazard that the cable is scattered on the ground and forms an obstacle can be effectively eliminated, the walking safety of field personnel is ensured, the cable can be prevented from being exposed in a severe environment for a long time, the possibility of cable damage is reduced, and thus the occurrence probability of electrical accidents is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hoist for electrical construction in the technical field, especially relates to a hoist for electrical construction with good stability. BACKGROUND

[0002] The conventional hoist has some deficiencies in electrical construction, some ordinary hoists have poor stability, and are easily shaken in the hoisting process by external factors such as wind and ground vibration, which not only causes damage to the hoisted goods, but also may endanger the safety of construction personnel, especially for some precise electrical equipment, shaking may cause damage to internal components, in addition, ordinary hoists have poor adaptability when facing electrical equipment of different shapes and weights, and it is difficult to realize stable hoisting, and in the long-term use process, the structure of part of the hoist is prone to wear, deformation and other problems, which further affects its stability and safety.

[0003] The prior art such as the utility model with publication number CN208532055U discloses a hoist for electrical construction with good stability, which adopts a hoist body and a base, characterized in that: the upper end of the base is provided with a support rod, the front outer surface of the support rod is fixedly installed with a placing box, the inner side of the placing box is provided with a control handle, the control handle is connected with a cable on one side, the front outer surface of the support rod above the placing box is fixedly installed with a distribution box, the distribution box is provided with an emergency stop switch and a power switch, the front side of the support rod above the distribution box is installed with a rain shelter, a warning light, a turntable and an alarm, the turntable is fixedly provided with a fixed frame on one side, the fixed frame is provided with a cross beam on one side, the cross beam is provided with a wire belt, a first roller and a second roller, the lower side of the cross beam is provided with a lifting mechanism, and the lower side of the lifting mechanism is provided with a hoist.

[0004] The existing hoist for construction such as the above has the problem that during use, the cable scattered on the ground forms an obstacle, and the construction personnel may be tripped and fall down and get injured when walking on site, which affects the health of the construction personnel, and may delay the construction progress due to injury, and the cable exposed on the ground for a long time may be damaged due to long-term trampling, friction and aging, so that the live conductor inside is exposed, and once someone touches the damaged part, an electric shock accident occurs, causing serious personal injury and even endangering life safety. UTILITY MODEL CONTENTS

[0005] The utility model discloses a hoist for electrical construction with good stability, which solves the problem of the existing technology that the cables scattered on the ground form an obstacle, and the construction personnel may be tripped and injured when moving on the site, affecting the health of the construction personnel, and the construction progress may be delayed due to injury, and the cables exposed on the ground for a long time may be damaged due to long-term trampling, friction, aging, etc., and the live conductor inside may be exposed, and an electric shock accident may occur if someone touches the damaged part, causing serious personal injury or even endangering life safety.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hoist for electrical construction with good stability, comprising a base, a hoist body and a winding assembly, the hoist body is fixedly installed on the upper surface of the base, the outer surface of the hoist body is fixedly connected with a mounting rack, the lower surface of the mounting rack is slidably connected with a lifting hook, the outer arc surface of the hoist body is fixedly connected with a distribution box, the outer arc surface of the hoist body is fixedly connected with a placing box, the lower surface of the distribution box is electrically connected with a cable, the end of the cable away from the distribution box is fixedly connected with a control handle, the control handle is placed in the placing box, the winding assembly is fixedly arranged on the outer arc surface of the hoist body, the winding assembly comprises a first fixed block, the outer arc surface of the hoist body is fixedly connected with the first fixed block, the outer arc surface of the hoist body is fixedly connected with a second fixed block, the surfaces of the first fixed block and the second fixed block are both provided with a circular hole, and the inner wall of the circular hole is fixedly connected with a positioning shaft.

[0007] Preferably, the upper surface of the first fixed block is rotatably connected with a winding drum, the end of the winding drum close to the second fixed block is provided with a mounting hole, the inner wall of the mounting hole is inserted with a cable, the cable penetrates through the second fixed block, the outer arc surface of the winding drum is wound with the cable, and the end of the cable close to the distribution box penetrates through the first fixed block. By means of the winding drum, the cable can be conveniently wound and arranged, so as to ensure the neatness of the cable in use.

[0008] Preferably, the upper surface of the second fixed block is rotatably connected with a rotating drum, the rotating drum penetrates through the upper surface of the second fixed block, the rotating drum is fixedly connected with the lower surface of the rotating drum, the inner wall of the rotating drum is fixedly connected with a coil spring, the end of the coil spring away from the rotating drum is fixedly connected with the positioning shaft, and the coil spring is in contact with the upper surface of the second fixed block. By means of the coil spring, the rotating drum can be conveniently applied with reset elastic force.

[0009] Preferably, the upper surface of the rotating drum is fixedly connected with a gear ring, the side away from the hanger body of the first fixed block is fixedly connected with a limiting block, the side away from the hanger body of the second fixed block is fixedly connected with a limiting block, the number of the limiting blocks is two, the two limiting blocks are symmetrically arranged above and below at the center of the hanger body, a limiting hole is formed in the surface of the limiting block, a screw rod is rotatably connected to the inner wall of the limiting hole, a gear is fixedly connected to the outer surface of the screw rod, the gear is engaged with the tooth groove of the gear ring, and the cooperation of the gear ring and the gear facilitates the rotation of the screw rod, so that the position of the linkage frame can be changed.

[0010] Preferably, the side close to the limiting block of the first fixed block is fixedly connected with a supporting block, the side close to the limiting block of the second fixed block is fixedly connected with a supporting block, the number of the supporting blocks is two, the two supporting blocks are symmetrically arranged above and below at the center of the hanger body, and the supporting blocks facilitate the support of the position of the guide rod, so that the stability of the guide rod in the guiding state is ensured.

[0011] Preferably, a through hole is formed in the surface of the supporting block, a guide rod is fixedly connected to the inner wall of the through hole, the linkage frame is slidably connected to the outer arc surface of the guide rod, a threaded hole is formed in the surface of the linkage frame, a screw rod is threadedly connected to the inner wall of the threaded hole, and the linkage frame is in contact with the side surface of the limiting block, so that the direction of the movement of the linkage frame is guided, and the accuracy of the upward and downward movement of the linkage frame is ensured.

[0012] Preferably, a spool is rotatably connected to the inner wall of the linkage frame, the number of the spools is two, the two spools are symmetrically arranged left and right at the center of the cable, the spools are in contact with the outer arc surface of the cable, and the spools facilitate the constraint of the position of the cable.

[0013] Compared with the prior art, the utility model has the advantages and positive effects that:

[0014] In the utility model, when the cable needs to be used, the worker holds the control handle with one hand, takes out the cable, moves the cable by the control handle, and then moves the cable to pull the spool, so that the spool and the cable are cooperated, the spool and the winding drum are cooperated, the linkage frame is moved to engage with the tooth groove of the screw rod, the linkage frame is moved to the direction of the second fixed block under the guidance of the guide rod, the screw rod is rotated to drive the gear to rotate, the gear is engaged with the tooth groove of the gear ring, the gear ring is rotated to drive the rotating drum to rotate, the rotating drum is deformed to move the position of the cable, and the position of the cable can be moved.

[0015] When the cable is pulled to a proper length, the cable can be stopped from being pulled, and then the operation handle is used for construction, and when the construction is completed, the hand holding the operation handle is released, the cable loses the pulling force, the coil spring loses the pulling force, the coil spring returns to rebound, drives the gear ring to rotate reversely and the gear to rotate, and at the same time, the lead screw drives the linkage frame to move downward under the cooperation of the gear, the movement makes the cable rewrap the winding drum, and then the length of the cable can be wound, the winding assembly is arranged, the safety hidden danger that the cable is scattered on the ground and forms an obstacle can be effectively eliminated, the walking safety of the on-site personnel is ensured, the cable can be avoided from being exposed in a harsh environment for a long time, the possibility of cable damage is reduced, and the occurrence probability of electrical accidents is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of the lifting appliance with good stability for electrical construction is provided for the utility model;

[0017] Figure 2 A bottom structure schematic diagram of the lifting appliance with good stability for electrical construction is provided for the utility model;

[0018] Figure 3 A winding assembly structure schematic diagram of the lifting appliance with good stability for electrical construction is provided for the utility model;

[0019] Figure 4 A partial structure schematic diagram of the winding assembly of the lifting appliance with good stability for electrical construction is provided for the utility model;

[0020] Figure 5 A partial structure schematic diagram of the winding assembly of the lifting appliance with good stability for electrical construction is provided for the utility model;

[0021] Figure 6 A linkage frame detail structure schematic diagram of the lifting appliance with good stability for electrical construction is provided for the utility model.

[0022] LEGEND:

[0023] 1, base; 2, lifting appliance main body; 3, mounting frame; 4, lifting hook; 5, distribution box; 6, placing box; 7, cable; 8, operation handle; 9, winding assembly; 91, first fixed block; 92, second fixed block; 93, positioning shaft; 94, winding drum; 95, mounting hole; 96, rotating drum; 97, coil spring; 98, gear ring; 99, limiting block; 910, lead screw; 911, gear; 912, supporting block; 913, guide rod; 914, linkage frame; 915, spool. DETAILED DESCRIPTION

[0024] Please refer to Figures 1-6The utility model provides a technical scheme: a hoist with good stability for electrical construction, including base 1, hoist main part 2 and winding subassembly 9, hoist main part 2 fixed mounting is installed on the upper surface of base 1, the outer surface of hoist main part 2 is fixedly connected with mounting bracket 3, the lower surface of mounting bracket 3 is slidably connected with lifting hook 4, the outer arc surface of hoist main part 2 is fixedly connected with distribution box 5, the outer arc surface of hoist main part 2 is fixedly connected with placing box 6, the lower surface of distribution box 5 is electrically connected with cable 7, and the end away from distribution box 5 of cable 7 is fixedly connected with control handle 8, and control handle 8 is placed in placing box 6, and winding subassembly 9 is fixedly arranged on the outer arc surface of hoist main part 2.

[0025] In the embodiment: winding subassembly 9 includes first fixed block 91, and the outer arc surface of hoist main part 2 is fixedly connected with first fixed block 91, and the outer arc surface of hoist main part 2 is fixedly connected with second fixed block 92, and the surface of first fixed block 91 and second fixed block 92 is all set with round hole, and the inner wall of round hole is fixedly connected with positioning shaft 93 of first fixed block 91 and second fixed block 92.

[0026] Specifically, the upper surface of first fixed block 91 is rotatably connected with winding drum 94, one end of winding drum 94 close to second fixed block 92 is provided with mounting hole 95, the inner wall of mounting hole 95 is inserted with cable 7, cable 7 penetrates second fixed block 92, the outer arc surface of winding drum 94 is wound with cable 7, and one end of cable 7 close to distribution box 5 penetrates first fixed block 91.

[0027] The effect reached by the above-mentioned components is that winding drum 94 facilitates the winding of cable 7, to ensure the neatness of cable 7 during use.

[0028] Specifically, the upper surface of second fixed block 92 is rotatably connected with rotating drum 96, winding drum 94 penetrates the upper surface of second fixed block 92, winding drum 94 is fixedly connected with the lower surface of rotating drum 96, the inner wall of rotating drum 96 is fixedly connected with disc spring 97, one end of disc spring 97 away from rotating drum 96 is fixedly connected with positioning shaft 93, and disc spring 97 contacts the upper surface of second fixed block 92.

[0029] The effect reached by the above-mentioned components is that disc spring 97 facilitates the application of reset elastic force to rotating drum 96.

[0030] Specifically, the upper surface of the rotating drum 96 is fixedly connected with a gear ring 98, the side away from the hoist body 2 of the first fixed block 91 is fixedly connected with a limiting block 99, the side away from the hoist body 2 of the second fixed block 92 is fixedly connected with a limiting block 99, the number of the limiting blocks 99 is two, the two limiting blocks 99 are symmetrically arranged above and below at the center of the hoist body 2, the surface of the limiting block 99 is provided with a limiting hole, and the limiting block 99 is rotationally connected with a lead screw 910 at the inner wall of the limiting hole. The outer surface of the lead screw 910 is fixedly connected with a gear wheel 911, and the gear wheel 911 is engaged with the tooth groove of the gear ring 98.

[0031] The above-mentioned components achieve the effect that through the cooperation of the gear ring 98 and the gear wheel 911, the lead screw 910 can be driven to rotate, so as to ensure that the position of the linkage frame 914 can be changed.

[0032] Specifically, the side close to the limiting block 99 of the first fixed block 91 is fixedly connected with a support block 912, the side close to the limiting block 99 of the second fixed block 92 is fixedly connected with a support block 912, and the number of the support blocks 912 is two. The two support blocks 912 are symmetrically arranged above and below at the center of the hoist body 2.

[0033] The above-mentioned components achieve the effect that through the support block 912, the position of the guide rod 913 can be supported, so as to ensure the stability of the guide rod 913 in the guiding state.

[0034] Specifically, the surface of the support block 912 is provided with a through hole, the support block 912 is fixedly connected with a guide rod 913 at the inner wall of the through hole, the outer arc surface of the guide rod 913 is slidingly connected with a linkage frame 914, the surface of the linkage frame 914 is provided with a threaded hole, the linkage frame 914 is threadedly connected with the lead screw 910 at the inner wall of the threaded hole, and the side surface of the linkage frame 914 is in contact with the limiting block 99.

[0035] The above-mentioned components achieve the effect that through the guide rod 913, the moving direction of the linkage frame 914 can be guided, so as to ensure the accuracy of the linkage frame 914 when moving up and down.

[0036] Specifically, the inner wall of the linkage frame 914 is rotationally connected with a spool 915, the number of the spool 915 is two, the two spools 915 are symmetrically arranged left and right at the center of the cable 7, and the spool 915 is in contact with the outer arc surface of the cable 7.

[0037] The above-mentioned components achieve the effect that through the spool 915, the position of the cable 7 can be constrained.

[0038] Working principle: when the cable 7 needs to be used, the worker holds the operating handle 8 with one hand, then takes it out, and moves the cable 7 by the operating handle 8, which will be pulled out, and then the cable 7 is matched with the spool 915 during the pulling process, and then the spool 915 is matched with the winding drum 94, so that the linkage frame 914 is moved to engage with the tooth groove of the lead screw 910, and then moves to the direction of the second fixed block 92 under the guidance of the guide rod 913, and at the same time, the lead screw 910 rotates to drive the gear 911 to rotate synchronously, the gear 911 is engaged with the tooth groove of the gear ring 98, and then drives the gear ring 98 to rotate, the gear ring 98 drives the rotating drum 96 to rotate, and the rotating drum 96 makes the disc spring 97 deform, so that the position of the cable 7 can be moved;

[0039] When the cable 7 is pulled to the appropriate length, the pulling of the cable 7 can be stopped, and then the operating handle 8 is used for construction, and then the hand holding the operating handle 8 is released after the construction is completed, the cable 7 loses the pulling force, and then the disc spring 97 loses the pulling force, the disc spring 97 resets and rebounds to drive the gear ring 98 to rotate reversely and the gear 911 rotates reversely, and at the same time, the lead screw 910 drives the linkage frame 914 to move downward under the cooperation of the gear 911, and the movement makes the cable 7 re-wind around the winding drum 94, so that the length of the cable 7 can be wound, and the winding assembly 9 can effectively eliminate the safety hazard that the cable is scattered on the ground and forms an obstacle, ensure the walking safety of the on-site personnel, avoid the cable 7 being exposed in the harsh environment for a long time, reduce the possibility of damage of the cable 7, and thereby reduce the probability of occurrence of electrical accidents.

Claims

1. A hoist with good stability for electrical construction, comprising a base (1), a hoist body (2) and a winding assembly (9), characterized in that: The hanger body (2) is fixedly installed on the upper surface of the base (1), the outer surface of the hanger body (2) is fixedly connected with the mounting rack (3), the lower surface of the mounting rack (3) is slidably connected with the hook (4), the outer arc surface of the hanger body (2) is fixedly connected with the distribution box (5), the outer arc surface of the hanger body (2) is fixedly connected with the placing box (6), the lower surface of the distribution box (5) is electrically connected with the cable (7), the end of the cable (7) away from the distribution box (5) is fixedly connected with the control handle (8), the control handle (8) is placed in the placing box (6), the winding assembly (9) is fixedly arranged on the outer arc surface of the hanger body (2), the winding assembly (9) comprises a first fixed block (91), the outer arc surface of the hanger body (2) is fixedly connected with the first fixed block (91), the outer arc surface of the hanger body (2) is fixedly connected with the second fixed block (92), the surfaces of the first fixed block (91) and the second fixed block (92) are both provided with a circular hole, and the inner walls of the circular holes are fixedly connected with the positioning shaft (93).

2. The hoist for electrical construction work according to claim 1, wherein: The upper surface of the first fixed block (91) is rotatably connected with the winding drum (94), the end of the winding drum (94) close to the second fixed block (92) is provided with a mounting hole (95), the cable (7) is inserted into the inner wall of the mounting hole (95), the outer arc surface of the winding drum (94) is wound with the cable (7), the end of the cable (7) close to the distribution box (5) penetrates through the first fixed block (91), the upper surface of the second fixed block (92) is rotatably connected with the rotating drum (96), the winding drum (94) penetrates through the upper surface of the second fixed block (92), the winding drum (94) is fixedly connected with the lower surface of the rotating drum (96), the inner wall of the rotating drum (96) is fixedly connected with the coil spring (97), one end of the coil spring (97) away from the rotating drum (96) is fixedly connected with the positioning shaft (93), and the coil spring (97) is in contact with the upper surface of the second fixed block (92).

3. The electrical construction hoist of claim 2, wherein: The upper surface of the rotating drum (96) is fixedly connected with the gear ring (98), one side of the first fixed block (91) away from the hanger body (2) is fixedly connected with the limiting block (99), one side of the second fixed block (92) away from the hanger body (2) is fixedly connected with the limiting block (99), the number of the limiting blocks (99) is two, the two limiting blocks (99) are symmetrically arranged above and below at the center of the hanger body (2), the surface of the limiting block (99) is provided with a limiting hole, the inner wall of the limiting hole is rotatably connected with the lead screw (910), the outer surface of the lead screw (910) is fixedly connected with the gear (911), and the gear (911) is engaged with the gear groove of the gear ring (98).

4. The electrical construction hoist of claim 3, wherein: The first fixed block (91) is fixedly connected with a support block (912) on one side close to the limiting block (99), the second fixed block (92) is fixedly connected with a support block (912) on one side close to the limiting block (99), the number of the support block (912) is two, and the two support blocks (912) are symmetrically arranged above and below at the center of the spreader main body (2).

5. The electrical construction hoist of claim 4, wherein: The surface of the support block (912) is provided with a through hole, the inner wall of the through hole of the support block (912) is fixedly connected with a guide rod (913), the outer arc surface of the guide rod (913) is slidably connected with a linkage frame (914), the surface of the linkage frame (914) is provided with a threaded hole, the inner wall of the threaded hole of the linkage frame (914) is threadedly connected with a lead screw (910), and the linkage frame (914) is in contact with the side surface of the limiting block (99).

6. The electrical construction hoist of claim 5, wherein: The inner wall of the linkage frame (914) is rotatably connected with a spool (915), the number of the spool (915) is two, the two spools (915) are symmetrically arranged left and right at the center of the cable (7), and the spool (915) is in contact with the outer arc surface of the cable (7).

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