CN203998709U - A kind of super laborsaving electrical equipment lifting appliance - Google Patents

Abstract

The utility model discloses a hoisting device for ultra-labor-saving electric power equipment, which comprises a right-angle steel pipe frame, a movable pulley group, a fixed pulley and a rope. A hoop is arranged on the rod, a fixed pulley is arranged at one end of the upper rod, a movable pulley is arranged in the middle of the upper rod, and one end of the rope is fixed and the other end passes through the movable pulley and the fixed pulley of the upper rod; Divided into several modules, it is easy to carry; and its small size can adapt to the narrow working environment, so that it can realize the lifting of heavy objects without the use of large lifting equipment; set it in The cement pole enables it to provide sufficient supporting force, so that a single person can carry out the lifting work. This device is very labor-saving and a single person can easily lift the weight of 1500KG, which is worthy of promotion and application.

Description

A hoisting device for ultra-labor-saving power equipment

technical field

The utility model belongs to the technical field of labor-saving lifting, in particular to a lifting device for super-labor-saving electric equipment.

technical background

When the outdoor equipment of the substation is overhauled or replaced, the work of lifting large equipment is often encountered. The existing method is generally to adopt the hoisting of the crane, and the crane has higher requirements on the construction space on site, and it is difficult to play a role when the construction environment is complicated, the space is narrow, and the crane cannot enter the construction site. When the crane cannot enter the construction site, the human hinge hoisting method is generally used. The operation of the human hinge is complicated and requires the cooperation of multiple people. or it is difficult to place on the cross arm, a household heavy object hoist is disclosed in CN 201040693Y, which is characterized in that the frame is composed of a vertical frame, a horizontal frame, a small vertical frame and a steel slideway, and there are Fixed pulley and movable fixed pulley, one end of the control line is tied to the tether ring, the other end is tied to the hook of the control line through the fixed pulley and the fixed pulley, one end of the wire rope is tied to the wire rope tie plate, and the other end is passed through the movable pulley, The movable fixed pulley and the fixed pulley are fixed on the winch, and the movable pulley and the hook can be moved out of the window by pulling the control line. After the heavy object is lifted in place, the heavy object will be automatically moved into the balcony or indoor under the action of the fixed pulley and the wire rope. In addition, A handle can be installed on the transmission shaft, and it can be cranked by hand when the power is off; however, it is driven by a motor, which is not conducive to field use, and has high requirements for the driving device; a pulley type inspection well cover lifting tool is disclosed in 202054546U; it belongs to the lifting tool. It consists of three parts: a base part, a support part and a lifting part; the base part includes two parallel base support rods and support rods connected at both ends of the two parallel base support rods. The support part consists of a support pole with a boss, a rotatable sleeve set on the support pole, a telescopic support rod I and a telescopic support rod II; the lifting part includes a movable pulley, two fixed pulleys and a hand-operated Wire winding device; a hinge is fixed on the movable pulley, and the hinge is connected with a hook for hooking the manhole cover; although it has a good lifting effect, it is relatively laborious, so a lifting device that can be super labor-saving electric equipment is needed.

Utility model content

The main purpose of the utility model is to provide a labor-saving lifting device which is simple in structure and easy to operate, and can be used in the field, in narrow spaces and places that are not conducive to the use of large equipment.

In order to solve the above problems, the technical solution adopted by the utility model is: a lifting device for ultra-labor-saving electric power equipment, including a right-angle steel pipe frame, a movable pulley block, a fixed pulley and a rope, and the right-angle steel pipe frame is composed of an upper rod and a vertical rod Inverted L shape, a hoop is set on the vertical bar, a fixed pulley is set at one end of the upper bar, a movable pulley is arranged in the middle of the upper bar, and one end of the rope is fixed and the other end passes through the movable pulley and the fixed pulley of the upper bar; Described movable pulley block comprises movable pulley lifting module, and the quantity of described movable pulley promoting module is five, and described movable pulley promoting module is arranged side by side successively, and the rope end of preceding movable pulley promoting module is connected with movable pulley lifting hook in the latter movable pulley promoting module.

The bottom of the vertical bar is provided with a rotating seat, and the rotating seat is a thrust bearing seat; the hoop includes a U-shaped hoop and a bearing, and the U-shaped hoop is fixedly connected with the outer ring of the bearing, and the vertical bar is arranged on the bearing middle.

A traction rope is arranged at the end of the upper rod.

The utility model adopts an inverted L-shaped right-angle steel pipe frame, so that it can play a sufficient supporting role. A fixed pulley is set at one end of the upper pole so that it can guide the rope. The vertical pole is fixed on the cement through a U-shaped hoop. On the pole, and it is connected with the bearing fixed by the U-shaped hoop, so that it can be easily rotated when the hoop is fixed, and the thrust bearing seat is set at the lower part of the vertical pole, so that the vertical pole can withstand a lot of pressure The rotation is realized under the action of the cement rod, and the lifting of the heavy object is realized with the support of the cement rod; since the pulley block used is composed of five movable pulleys, five independent movable pulley lifting modules are formed between them, and the previous movable pulley lifting module One end of the middle rope is connected to the fixed end of the upper pole by going around the movable pulley and connected to the hook of the next movable pulley, so that it can save half of the power when lifting the previous movable pulley lifting module, and so on. The first one is half, then one quarter , one-eighth, one-sixteenth, one-thirty-second, so that only the force of 1/32G of the weight can be used, so as to realize the lifting in the field or when the space is narrow.

Adopting an inverted L-shaped right-angle steel pipe frame and setting it on the thrust bearing seat can not only provide sufficient support for the device, but also can be easily rotated, which is very labor-saving and avoids the laborious rotation due to the heavy cargo being lifted to the specified height. The use of U-shaped hoops enables it to be firmly fixed on the concrete pole, and the use of vertical rods passing through the bearings of U-shaped hoops enables it to realize an inverted L-shaped right-angle steel pipe structure with the cooperation of the thrust bearing seat The rotation is very stable, and the traction rope is set at the end of the upper rod so that it can control the rotation of the lifting equipment.

The utility model divides the large-scale lifting device into several modules and breaks them into parts, which is easy to carry; and its small volume can adapt to the narrow working environment, so that it can realize counterweight when it is difficult to use large-scale lifting equipment. It can be used for lifting objects; setting it on the cement pole can provide sufficient supporting force, so that a single person can carry out the lifting work. This device is very labor-saving and a single person can easily lift the weight of 1500KG, which is worthy of promotion and application.

Description of drawings

Fig. 1 is the general structural representation of the utility model;

Fig. 2 is the partial structure schematic diagram of movable pulley block of the present utility model;

Fig. 3 is the structural representation of the utility model hoop;

Fig. 4 is a structural schematic diagram of a thrust bearing seat of the present invention;

1-upper rod 2-vertical rod 3-cement rod 4-hoop 5-rotary seat 6-lifting equipment 7-fixed pulley 8-rope 9-moving pulley block 10-traction rope 41-bearing 42-U-shaped hoop 51- Base 52-thrust bearing 91-moving pulley 92-hook.

Detailed ways

Below in conjunction with accompanying drawing, specifically set forth the embodiment of the present utility model;

Specific embodiment one:

A hoisting device for ultra-labor-saving electric power equipment, comprising a right-angle steel pipe frame, a movable pulley block 9, a fixed pulley 7 and a rope 8. A hoop 4 is arranged on the rod 2, a fixed pulley 7 is arranged at one end of the upper rod 1, a movable pulley block 9 is arranged in the middle of the upper rod 1, and one end of the rope 8 is fixed and the other end passes through the movable pulley block 9 and the fixed pulley of the upper rod 1 7. The movable pulley block 9 includes a movable pulley lifting module, and the number of the movable pulley lifting modules is five, and the movable pulley lifting modules are arranged side by side in turn. Hook 92 is connected.

Embodiment two:

A hoisting device for ultra-labor-saving electric power equipment, comprising a right-angle steel pipe frame, a movable pulley block 9, a fixed pulley 7 and a rope 8. A hoop 4 is arranged on the rod 2, a fixed pulley 7 is arranged at one end of the upper rod 1, a movable pulley block 9 is arranged in the middle of the upper rod 1, and one end of the rope 8 is fixed and the other end passes through the movable pulley block 9 and the fixed pulley of the upper rod 1 7. The movable pulley block 9 includes a movable pulley lifting module, and the number of the movable pulley lifting modules is five, and the movable pulley lifting modules are arranged side by side in turn. Hook 92 is connected.

The bottom of the vertical rod 2 is provided with a rotating seat 5, and the rotating seat 5 is a thrust bearing seat; the hoop 4 includes a U-shaped hoop 42 and a bearing 41, and the U-shaped hoop 42 is fixedly connected to the outer ring of the bearing 41 , the vertical rod 2 is arranged in the bearing 41 .

The rotating seat 5 includes a base 51 and a thrust bearing 52 , the thrust bearing 52 is arranged on the base 51 , and the thrust bearing 52 is fixedly connected with the vertical bar 2 .

Embodiment three:

A hoisting device for ultra-labor-saving electric power equipment, comprising a right-angle steel pipe frame, a movable pulley block 9, a fixed pulley 7 and a rope 8. A hoop 4 is arranged on the rod 2, a fixed pulley 7 is arranged at one end of the upper rod 1, a movable pulley block 9 is arranged in the middle of the upper rod 1, and one end of the rope 8 is fixed and the other end passes through the movable pulley block 9 and the fixed pulley of the upper rod 1 7. The movable pulley block 9 includes a movable pulley lifting module, and the number of the movable pulley lifting modules is five, and the movable pulley lifting modules are arranged side by side in turn. Hook 92 is connected.

The bottom of the vertical rod 2 is provided with a rotating seat 5, and the rotating seat 5 is a thrust bearing seat; the hoop 4 includes a U-shaped hoop 42 and a bearing 41, and the U-shaped hoop 42 is fixedly connected to the outer ring of the bearing 41 , the vertical rod 2 is arranged in the bearing 41 .

A traction rope 10 is arranged at the end of the upper rod 1 .

The rotating seat 5 includes a base 51 and a thrust bearing 52 , the thrust bearing 52 is arranged on the base 51 , and the thrust bearing 52 is fixedly connected with the vertical bar 2 .

The utility model adopts an inverted L-shaped right-angle steel pipe frame, so that it can play a sufficient supporting role. A fixed pulley is set at one end of the upper pole so that it can guide the rope. The vertical pole is fixed on the cement through a U-shaped hoop. On the pole, and it is connected with the bearing fixed by the U-shaped hoop, so that it can be easily rotated when the hoop is fixed, and the thrust bearing seat is set at the lower part of the vertical pole, so that the vertical pole can withstand a lot of pressure The rotation is realized under the action of the cement rod, and the lifting of the heavy object is realized with the support of the cement rod; since the pulley block used is composed of five movable pulleys, five independent movable pulley lifting modules are formed between them, and the previous movable pulley lifting module One end of the middle rope is connected to the fixed end of the upper pole by going around the movable pulley and connected to the hook of the next movable pulley, so that it can save half of the power when lifting the previous movable pulley lifting module, and so on. The first one is half, then one quarter , one-eighth, one-sixteenth, one-thirty-second, so that only the force of 1/32G of the weight can be used, so as to realize the lifting in the field or when the space is narrow.

Adopting an inverted L-shaped right-angle steel pipe frame and setting it on the thrust bearing seat can not only provide sufficient support for the device, but also can be easily rotated, which is very labor-saving and avoids the laborious rotation due to the heavy cargo being lifted to the specified height. The use of U-shaped hoops enables it to be firmly fixed on the concrete pole, and the use of vertical rods passing through the bearings of U-shaped hoops enables it to realize an inverted L-shaped right-angle steel pipe structure with the cooperation of the thrust bearing seat The rotation is very stable, and the traction rope is set at the end of the upper rod so that it can control the rotation of the lifting equipment.

The utility model divides the large-scale lifting device into several modules and breaks them into parts, which is easy to carry; and its small volume can adapt to the narrow working environment, so that it can realize counterweight when it is difficult to use large-scale lifting equipment. It can be used for lifting objects; setting it on the cement pole can provide sufficient supporting force, so that a single person can carry out the lifting work. Because this device is very labor-saving and a single person can easily lift the weight of 1500KG, it is worthy of promotion and application.

Claims (3)

1. a super laborsaving electrical equipment lifting appliance, it is characterized in that: comprise right angle truss of steel tube, running block, fixed pulley and rope composition, the inverted L-shaped that described right angle truss of steel tube is composed of a fixed connection by upper boom and montant, on described montant, anchor ear is set, described upper boom one end arranges fixed pulley, described upper boom middle part arranges running block, and the fixing other end in described rope one end is through the fixed pulley of running block and upper boom; Described running block comprises movable pulley hoisting module, the quantity of described movable pulley hoisting module is five, described movable pulley hoisting module is set up in parallel successively, and rope one end of previous movable pulley hoisting module is connected with movable pulley enhancing hook in a rear movable pulley hoisting module.

2. super laborsaving electrical equipment lifting appliance according to claim 1, is characterized in that: described montant bottom arranges rotation seat, and described rotation seat is thrust block seating; Described anchor ear comprises U-shaped anchor ear and bearing, and described U-shaped anchor ear is fixedly connected with outside race, and described montant is arranged in bearing.

3. super laborsaving electrical equipment lifting appliance according to claim 1, is characterized in that: described upper boom end arranges hauling rope.