CN204096996U - Electric hoisting device - Google Patents

Abstract

The utility model discloses an electric lifting device, which relates to the technical field of construction tools in the electric power construction process, and comprises an electric hoist, a beam and a column, the beam and the column are arranged in a "7" shape, and the free end of the beam is provided with a first fixed pulley There is a second fixed pulley at the connection between the beam and the column. The wire rope of the electric hoist bypasses the second fixed pulley and the first fixed pulley successively. The column is fastened to the attachment through the opening hoop of the fixing device, and then the fastening bolt and baffle are used to fix the column on the attachment. The beam, column, fixing device and electric hoist can be disassembled for easy transportation. Using the utility model, operators can easily lift heavy objects to the required height, with good stability and safety, fast hoisting speed, reduced labor consumption, reduced labor intensity, and improved work efficiency. The utility model has a structural The advantages of simplicity, light operation and high degree of safety.

Description

Electric lifting device

technical field

The utility model relates to construction tools in the electric power construction process, in particular to an electric lifting device.

Background technique

Lifting heavy objects on the primary equipment platform of the substation and the equipped transformer platform, according to the traditional method of manual hoisting, hoisting objects of 200 kg to 500 kg generally requires three to six people to complete, and the time is 10 minutes to 20 minutes , and the safety level is low, the stability is poor, the hanging parts are easy to shake, and the lifting speed and direction are not easy to grasp, which poses a safety threat to the ground staff. Moreover, because there are no reliable working tools, the hooking above the heavy lifting is not firm, and the rope The long and short bearing capacity is not easy to grasp, which affects the work efficiency and safety of hoisting.

Utility model content

The technical problem to be solved by the utility model is to provide an electric lifting device with simple structure, convenient operation and high safety, which greatly reduces the labor intensity of workers, improves work efficiency, and has good stability, safety and practicability.

In order to solve the problems of the technologies described above, the technical solution adopted by the utility model is:

An electric lifting device, including an electric hoist, a beam and a column, the beam and the column are arranged in a "7" shape, the free end of the beam is provided with a first fixed pulley, and the connection between the beam and the column is provided with a first fixed pulley. Two fixed pulleys, the steel wire rope of the electric hoist goes around the second fixed pulley and the first fixed pulley successively, and binds heavy objects at the rear end, and the middle part of the column is provided with a fixing device.

Preferably, the column is a combined structure, including an outer sleeve and an inner sleeve, the upper end of the inner sleeve is connected to the beam, and the inner sleeve is arranged in the outer sleeve and fixed by positioning screws.

Preferably, the connection between the inner casing and the beam is provided with a cable tie, the height of the second fixed pulley is below the cable tie, the free end of the beam is provided with a hanging ring, and the first fixed pulley is hung on the hanger on the ring.

Preferably, the fixing device includes a sliding sleeve, an open hoop and a locking mechanism, the sliding sleeve cooperates with the outer sleeve, the opening hoop is a U-shaped groove structure, and the sliding sleeve is fixed in a U-shaped The outer side of the bottom of the groove, and the center line of the sliding sleeve and the center line of the opening hoop are perpendicular to each other, and the locking mechanism is fixedly arranged on both sides of the opening end of the opening hoop.

Preferably, the locking mechanism includes a double-ear locking structure and a baffle, and the double-ear locking structure includes two "door"-shaped support frames and fastening bolts matched therewith, and the two "doors" The type support frame is symmetrically fixed on the outside of the opening hoop, the baffle spans the opening slot of the opening hoop, and the two ends pass through the leg gaps of the two "door" type support frames, and the two "door" type The middle part of the connecting beam of the supporting frame is provided with threaded holes matched with fastening bolts.

Preferably, the width at the middle of the baffle is adapted to the width between the two legs of the "door"-shaped support frame, and the width at both ends of the baffle is greater than the width between the two legs of the "door"-shaped support frame.

Preferably, the electric hoist is arranged on a base, and handles are provided on both sides of the base.

The beneficial effect produced by adopting the above-mentioned technical scheme is that the column is fastened on the attachment through the opening hoop of the fixing device, and then fixed firmly by the double-ear locking structure of the locking mechanism, and the inner casing of the column is adjusted in the outer casing The length of the column is used to determine the height of the column, and the inner casing and the outer casing are locked by the set screw. The wire rope of the electric hoist is passed around the second fixed pulley and the first fixed pulley to bind the weight at the end, and the inner casing is strengthened by the cable tie. The stability between the beam and the beam, the column is a combined structure, the fixing device and the electric hoist can be disassembled, and it is convenient to carry and transport. Using the utility model, the operator can easily lift the heavy objects to the desired height, which has good stability, safety and practicability, and can be widely used in the hoisting work of high-altitude operations. The hoisting speed is fast, the performance is stable, and the heavy objects will not Shaking up and down, left and right, it used to take 10 to 20 minutes to lift heavy objects, but now it only takes 3 to 5 minutes. It used to require 3 to 6 staff, but now only 1 ground staff is needed to complete it, and the work efficiency has been improved by three times. times, the labor is omitted by 4 times, which greatly reduces the labor intensity of the staff, improves the work efficiency, and greatly improves the safety and reliability. Since the utility model is used for operation, there has never been any heavy object falling injury. The utility model is simple to manufacture, easy to operate and easy to learn, and low in cost. Each set of devices only needs 1,200 yuan for mass production. It has good use efficiency and is highly praised by construction workers. Power system promotion and application.

Description of drawings

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

Fig. 2 is the A direction view in Fig. 1;

Fig. 3 is a schematic structural view of the fixing device in Fig. 1;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the right view of Fig. 4;

In the figure: 1-electric hoist, 2-beam, 3-column, 4-the first fixed pulley, 5-the second fixed pulley, 6-heavy object, 7-fixing device, 8-cable tendon, 9-hanging ring , 10-base, 11-handle; 31-outer sleeve, 32-inner sleeve, 33-set screw, 71-sliding sleeve, 72-opening hoop, 73-locking mechanism, 731-baffle, 732 - "Door" type support frame, 733 - fastening bolts.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

An electric lifting device as shown in Figures 1-5, including an electric hoist 1, a beam 2 and a column 3, the beam 2 and the column 3 are arranged in a "7" shape, and the free end of the beam 2 is provided with a first Fixed pulley 4, the connection between the beam 2 and the column 3 is provided with a second fixed pulley 5, the steel wire rope of the electric hoist 1 successively bypasses the second fixed pulley 5, the end of the first fixed pulley 4 and then binds a heavy object 6, The middle part of the column 3 is provided with a fixing device 7; the column 3 is a combined structure, including an outer sleeve 31 and an inner sleeve 32, the upper end of the inner sleeve 32 is connected to the beam 2, and the inner sleeve 32 is arranged on The height of the column 3 is determined by adjusting the length of the inner sleeve 32 of the column 3 in the outer tube 31 according to actual needs.

In order to enhance the stability between the crossbeam 2 and the column 3, the connection between the inner sleeve 32 and the crossbeam 2 is provided with a diagonal tie rib 8, the height of the second fixed pulley 5 is below the diagonal tension rib 8, and the crossbeam 2 is free The end is provided with a hanging ring 9, the first fixed pulley 4 is suspended on the hanging ring 9, and the yaw direction of the weight 6 can be adjusted as required.

As a preferred structure, the fixing device 7 includes a sliding sleeve 71, an opening hoop 72 and a locking mechanism 73, the sliding sleeve 71 cooperates with the outer sleeve 31, and the opening hoop 72 is a U-shaped groove structure , the sliding sleeve 71 is fixed on the outside of the bottom of the U groove, and the centerline of the sliding sleeve 71 and the centerline of the opening hoop 72 are perpendicular to each other, and the locking mechanism 73 is fixedly arranged on both sides of the opening end of the opening hoop 72 . The locking mechanism 73 includes a double-ear locking structure and a baffle plate 731. The double-ear locking structure includes two "door" type support frames 732 and fastening bolts 733 matched therewith. The two "door" The "type support frame 732 is symmetrically fixed on the outside of the opening hoop 72, the baffle plate 731 spans the opening slot of the opening hoop 72, and the two ends pass through the leg gaps of the two "door" type support frames 732, the The middle part of the connecting beam of the two "door" type support frames 732 is provided with a threaded hole matched with the fastening bolt 733 . Slide the sliding sleeve 71 on the column 3 to a specific height according to the actual situation, fasten the opening hoop 72 on the attachment, the opening end and the baffle plate 731 hold the attachment tightly, and use the fastening bolt 733 to fix it firmly.

As a preferred structure, the width of the middle part of the baffle plate 731 is adapted to the width between the two legs of the “door” support frame 732, and the width at both ends of the baffle plate 731 is larger than the two legs of the “door” support frame 732 width. In this way, the two ends of the baffle plate 731 are arranged in the gap between the legs of the two “door”-shaped support frames 732, and the ends are widened to prevent the baffle plate 731 from slipping off between the legs of the “door”-shaped support frame 732.

As a preferred structure, the electric hoist 1 is arranged on a base 10 , and handles 11 are provided on both sides of the base 10 . The electric hoist 1 can be carried more conveniently by using the handle 11 during construction,

During specific implementation, the column 3 is fastened on the attachment through the opening hoop 72 of the fixing device 7, and then fixed firmly by the double-ear locking structure of the locking mechanism 73, by adjusting the inner sleeve 32 of the column 3 on the outer sleeve 31 The height of the column 3 is determined by the length of the inside, and the inner casing 32 and the outer casing 31 are locked by the set screw 33. The wire rope of the electric hoist 1 goes around the second fixed pulley 5 and the first fixed pulley 4 and binds a heavy object 6 at the end. , Utilize the cable tie 8 to strengthen the stability between the inner casing 32 and the beam 2, the column 3 is a combined structure, the fixing device 7 and the electric hoist 1 can be disassembled, and the total weight is less than 200 kg, which is convenient for carrying and transportation. Using the utility model, the operator can easily lift the heavy object 6 to the desired height, which has good stability, safety and practicability, and can be widely used in hoisting work for high-altitude operations. The hoisting speed is fast, the performance is stable, and the heavy object is not It will shake up and down, left and right. It used to take 10 to 20 minutes to lift heavy objects, but now it only takes 3 to 5 minutes. It used to require 3 to 6 staff members, but now only 1 ground staff is needed to complete the work, and the work efficiency has been improved. Three times, the labor is omitted by four times, which greatly reduces the labor intensity of the staff, improves the work efficiency, and greatly improves the safety and reliability. Since the utility model is used for operation, there has never been any heavy object falling injury.

To sum up, the utility model is simple in structure, easy to manufacture, easy to operate and easy to learn, and low in cost. Each set of device only needs 1,200 yuan for mass production. It has good use efficiency and is highly praised by construction workers. It has broad promotion prospects and is suitable for popularization and application in power systems. the

Claims (7)

1. an electric hoisting device, it is characterized in that: comprise electric block (1), crossbeam (2) and column (3), described crossbeam (2) and column (3) are in " 7 " set up of character patt ern, described crossbeam (2) free end is provided with the first fixed pulley (4), described crossbeam (2) is provided with the second fixed pulley (5) with the junction of column (3), the steel rope of described electric block (1) successively walks around the second fixed pulley (5), the first fixed pulley (4) end binding weight (6) afterwards, and described column (3) middle part is provided with anchor fitting (7).

2. electric hoisting device according to claim 1, it is characterized in that: described column (3) is sectional construction, comprise outer tube (31) and inner sleeve (32), described inner sleeve (32) upper end is connected with crossbeam (2), and it is interior and fixing by fixing screw (33) that described inner sleeve (32) is arranged on outer tube (31).

3. electric hoisting device according to claim 2, it is characterized in that: described inner sleeve (32) and crossbeam (2) junction are provided with brace (8), described second fixed pulley (5) height is in brace (8) below, described crossbeam (2) free end is provided with link (9), and described first fixed pulley (4) is suspended on link (9).

4. electric hoisting device according to claim 3, it is characterized in that: described anchor fitting (7) comprises sliding sleeve (71), opening anchor ear (72) and catch gear (73), described sliding sleeve (71) coordinates with outer tube (31), described opening anchor ear (72) is U-type groove structure, described sliding sleeve (71) to be fixed on outside the capable trench bottom of U and sliding sleeve (71) line of centers and opening anchor ear (72) line of centers orthogonal, described catch gear (73) is fixedly installed on opening anchor ear (72) open end both sides.

5. electric hoisting device according to claim 4, it is characterized in that: described catch gear (73) comprises ears locking mechanism and baffle plate (731), the binding bolt (733) that described ears locking mechanism comprises two "door" type bracing frames (732) and coordinates with it, described two "door" type bracing frame (732) symmetries are fixed on opening anchor ear (72) outside, described baffle plate (731) is across the open slot of opening anchor ear (72), and two ends are through the supporting leg gap of two "door" type bracing frames (732), the tapped bore coordinated with binding bolt (733) is provided with in the middle part of the tie-beam of described two "door" type bracing frames (732).

6. electric hoisting device according to claim 5, it is characterized in that: width adaptation between two supporting legs of described baffle plate (731) middle part width and "door" type bracing frame (732), width between two supporting legs that the width at described baffle plate (731) two ends is greater than "door" type bracing frame (732).

7. electric hoisting device according to claim 1, is characterized in that: described electric block (1) is arranged on base (10), and described base (10) both sides are provided with handle (11).