CN216863354U

CN216863354U - Electric permanent magnet lifting appliance for lifting

Info

Publication number: CN216863354U
Application number: CN202220519686.5U
Authority: CN
Inventors: 王温克
Original assignee: Qingdao Zhonggen Industrial Co ltd
Current assignee: Qingdao Zhonggen Industrial Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-07-01
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses a lifting electric permanent magnet lifting appliance, which comprises a lifting appliance protection cover, an electric cabinet and a plurality of electric control permanent magnet modules arranged at the lower end of the lifting appliance protection cover, wherein two sliding plates are respectively connected to the side walls of two sides of the lifting appliance protection cover in a sliding manner, two driving shells are fixedly connected to the upper end of the lifting appliance protection cover, a protection mechanism used for preventing a workpiece from falling is arranged below the lifting appliance protection cover, the protection mechanism comprises two first motors fixedly connected to the upper end of the lifting appliance protection cover, and the output shafts of the first motors are fixedly connected with a double-head threaded rod. The utility model is provided with the protection mechanism, so that the workpiece can be connected under the condition that the lifting appliance is powered off, and the safety of the lifting appliance in the using process is further ensured.

Description

Electric permanent magnet lifting appliance for lifting

Technical Field

The utility model relates to the technical field of electric permanent magnet lifting appliances, in particular to a lifting electric permanent magnet lifting appliance.

Background

The permanent magnet jack mostly adopts high-performance rare earth permanent magnet (neodymium iron boron) as a magnetic source, and has the characteristics of no power consumption, strong suction force, low residual magnetism, light and convenient operation, long service life, safety, reliability and the like. The common permanent magnet lifting appliance in the market can be used for moving steel plates, blocks and cylindrical magnetic conductive materials.

The conventional hoisting electric permanent magnet lifting appliance is lack of a protection mechanism, and the conventional electromagnetic lifting appliance is lifted by generating electromagnetic force through an electromagnetic field formed by a spiral coil through current, but in case of power failure, the electromagnetic lifting appliance immediately loses working force, a workpiece can fall, safety accidents are easily caused, and certain potential safety hazards exist, so that the problem needs to be solved by designing the hoisting electric permanent magnet lifting appliance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a lifting electric permanent magnet lifting appliance.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a jack-up electricity permanent magnetism hoist, includes hoist safety cover, electric cabinet and a plurality of automatically controlled permanent magnetism modules of setting at hoist safety cover lower extreme, equal sliding connection of hoist safety cover both sides lateral wall has two sliding plates, two drive casings of hoist safety cover upper end fixedly connected with, the hoist safety cover has the protection machanism that is used for preventing the work piece and drops, protection machanism includes two first motors of fixed connection in hoist safety cover upper end, the output shaft fixedly connected with double threaded rod of first motor, the one end that double threaded rod kept away from first motor runs through two sliding plate lateral walls of homonymy, sliding plate lower extreme fixedly connected with installation casing, adjacent two be equipped with jointly in the installation casing and connect the rope, be equipped with the tightening mechanism who is used for tightening up the connection rope in the installation casing.

Preferably, the tightening mechanism comprises a second motor fixedly connected to the inner top of the installation shell, an output shaft of the second motor is fixedly connected with a driving shaft, a wire collecting barrel is fixedly connected to the lower end of the driving shaft, two ends of the connecting rope are fixedly connected to the side walls of the adjacent wire collecting barrels respectively, and a fixing mechanism used for fixing the wire collecting barrel is arranged in the installation shell.

Preferably, the fixing mechanism comprises a plurality of electric push rods fixedly connected to the top of the mounting shell, the output ends of the electric push rods are fixedly connected with positioning rods, a plurality of positioning holes are formed in the upper end of the take-up drum, and the lower ends of the positioning rods extend into the adjacent positioning holes.

Preferably, two limiting plates are symmetrically and fixedly connected to the upper end of the lifting appliance protection cover, a limiting groove matched with the limiting plates is formed in the inner wall of the sliding plate, and the inner wall of the limiting groove is in sliding connection with the side walls of the limiting plates.

Preferably, two mounting panels of hoist safety cover upper end fixedly connected with, the one end that first motor was kept away from to double-end threaded rod rotates with adjacent mounting panel lateral wall to be connected.

Preferably, the fixed pulley is installed to installation shells inner wall, a plurality of spacing casings of top fixedly connected with in the installation casing, the locating lever lower extreme runs through adjacent spacing casing lower extreme.

The utility model has the following beneficial effects:

1. the device is provided with a protection mechanism, two first motors are started, two transverse sliding plates move oppositely, two connecting ropes enter the lower part of a lifted workpiece, and when the lifting appliance is powered off, the workpiece falls on the two connecting ropes, so that the condition that the workpiece falls off due to power failure is avoided, and the safety of the lifting appliance in the use process is further ensured;

2. the device is provided with the tightening mechanism, the two second motors are started and driven, and the two ends of the connecting rope start to be wound on the two wire collecting cylinders, so that the radian of the connecting rope can be reduced, the connecting rope is more attached to the lower part of a workpiece, the situation that the workpiece slides off the connecting rope when falling is avoided, and the feasibility of the device is further improved;

3. this device has set up fixed establishment, starts electric putter, and electric putter's output extends to drive the locating lever and inserts the locating hole and fix the section of thick bamboo of receiving the line, has avoided connecting the not hard up of rope, and then has further improved the security in the device use.

Drawings

Fig. 1 is a schematic structural diagram of a lifting electro-permanent-magnet sling according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a right side view of fig. 1.

In the figure: 1 hoist safety cover, 2 electric cabinets, 3 automatically controlled permanent magnet modules, 4 sliding plates, 5 drive casings, 6 double threaded rods, 7 first motors, 8 limiting plates, 9 installation casings, 10 connecting ropes, 11 second motors, 12 limiting casings, 13 take-up drums, 14 fixed pulleys, 15 locating holes, 16 locating rods, 17 electric putter, 18 mounting panels.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a lifting electric permanent magnet lifting appliance, including lifting appliance safety cover 1, electric cabinet 2 and a plurality of automatically controlled permanent magnet module 3 of setting at 1 lower extreme of lifting appliance safety cover, 1 equal sliding connection in both sides lateral wall of lifting appliance safety cover has two sliding

plates

4, 1 upper end fixedly connected with two drive housing 5 of lifting appliance safety cover, 1 lower part of lifting appliance safety cover has the protection machanism that is used for preventing the work piece from dropping, protection machanism includes two first motors 7 of fixed connection in 1 upper end of lifting appliance safety cover, the output shaft fixedly connected with double threaded rod 6 of first motor 7, the one end that first motor 7 was kept away from to double threaded rod 6 runs through two sliding plate 4 lateral walls of homonymy, 4 lower extreme fixedly connected with installation casings 9 of sliding plate, be equipped with connecting rope 10 in two adjacent installation casings 9 jointly.

The installation casing 9 is internally provided with a tightening mechanism for tightening the connecting rope 10, the tightening mechanism comprises a second motor 11 fixedly connected to the inner top of the installation casing 9, an output shaft of the second motor 11 is fixedly connected with a drive shaft, a take-up drum 13 is fixedly connected to the lower end of the drive shaft, and the cross section of the take-up drum 13 is fixedly connected to the two ends of the connecting rope 10 in an I-shaped structure and the side wall of the adjacent take-up drum 13 respectively.

The inside of the installation shell 9 is provided with a fixing mechanism for fixing the take-up cylinder 13, the fixing mechanism comprises a plurality of electric push rods 17 fixedly connected to the top inside the installation shell 9, the output end of each electric push rod 17 is fixedly connected with a positioning rod 16, the upper end of the take-up cylinder 13 is provided with a plurality of positioning holes 15, the lower end of each positioning rod 16 extends into the corresponding positioning hole 15, the positioning rods 16 penetrate through the take-up cylinder 13 and can be fixed, and the take-up cylinder 13 is prevented from rotating randomly.

According to the utility model, the two limiting plates 8 are symmetrically and fixedly connected to the upper end of the hanger protection cover 1, the inner wall of the sliding plate 4 is provided with a limiting groove matched with the limiting plates 8, the inner wall of the limiting groove is in sliding connection with the side walls of the limiting plates 8, the cross sections of the limiting groove and the limiting plates 8 are T-shaped, and the limiting plates 8 limit the sliding plate 4 provided by the limiting groove, so that the sliding plate 4 cannot rotate when the double-threaded rod 6 rotates, and further moves along the direction of the limiting plates 8.

According to the utility model, the upper end of the hanger protection cover 1 is fixedly connected with the two mounting plates 18, one end of the double-threaded rod 6, which is far away from the first motor 7, is rotatably connected with the side walls of the adjacent mounting plates 18, and the mounting plates 18 are arranged to prevent the other end of the double-threaded rod 6 from being suspended.

According to the utility model, the fixed pulley 14 is arranged on the inner wall of the installation shell 9, the plurality of limiting shells 12 are fixedly connected to the inner top of the installation shell 9, the lower ends of the positioning rods 16 penetrate through the lower ends of the adjacent limiting shells 12, the limiting shells 12 can provide transverse pressure for the positioning rods 16, and the electric push rod 17 is prevented from being damaged after being subjected to the transverse pressure.

In the initial state, two connecting ropes 10 are arranged on two sides of the sling protection cover 1 as shown in fig. 3.

When the lifting appliance is used, the two first motors 7 are started, the output shafts of the first motors 7 drive the double-threaded rod 6 to rotate, the two transverse sliding plates 4 move oppositely under the limit of the limiting plate 8 (figure 3), the two connecting ropes 10 enter the lower part of a lifted workpiece, and when the lifting appliance is powered off, the workpiece falls on the two connecting ropes 10, so that the condition that the workpiece falls off due to power off is avoided, and the safety of the lifting appliance in the using process is further ensured;

in addition, the two second motors 11 can be started and driven, the output shafts of the second motors 11 drive the driving shafts to rotate, the driving shafts drive the two wire collecting drums 13 to rotate, the two ends of the connecting rope 10 start to be wound on the two wire collecting drums 13, and the radian of the connecting rope 10 is further reduced, so that the connecting rope 10 is more attached to the lower part of a workpiece, the situation that the workpiece slides off from the connecting rope 10 when falling is avoided, and the feasibility of the device is further improved;

before and after receiving a line section of thick bamboo 13 rotates, start electric putter 17 earlier, electric putter 17's output shrink drives locating lever 16 and locating hole 15 separation, receives a line section of thick bamboo 13 and can be driven, restarts electric putter 17, and electric putter 17's output extends to drive locating lever 16 and inserts and fix receiving a line section of thick bamboo 13 in locating hole 15, has avoided the not hard up of connecting rope 10, and then has improved the security in the device use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention, the technical solutions and the practical concepts of the present invention equivalent or changed within the technical scope of the present invention.

Claims

1. A hoisting electric permanent magnet lifting appliance comprises a lifting appliance protection cover (1), an electric cabinet (2) and a plurality of electric control permanent magnet modules (3) arranged at the lower end of the lifting appliance protection cover (1), and is characterized in that two sliding plates (4) are slidably connected to the side walls of the two sides of the lifting appliance protection cover (1), two driving shells (5) are fixedly connected to the upper end of the lifting appliance protection cover (1), a protection mechanism for preventing a workpiece from falling is arranged below the lifting appliance protection cover (1), the protection mechanism comprises two first motors (7) fixedly connected to the upper end of the lifting appliance protection cover (1), a double-threaded rod (6) is fixedly connected to the output shaft of each first motor (7), one end, far away from the first motor (7), of each double-threaded rod (6) penetrates through the side walls of the two sliding plates (4) on the same side, and a mounting shell (9) is fixedly connected to the lower end of each sliding plate (4), two adjacent installing shells (9) are internally provided with a connecting rope (10) together, and the installing shells (9) are internally provided with a tightening mechanism for tightening the connecting rope (10).

2. The lifting electric permanent magnetic lifting appliance according to claim 1, wherein the tightening mechanism comprises a second motor (11) fixedly connected to the inner top of the mounting housing (9), an output shaft of the second motor (11) is fixedly connected with a driving shaft, a wire collecting drum (13) is fixedly connected to the lower end of the driving shaft, two ends of the connecting rope (10) are respectively and fixedly connected with the side wall of the adjacent wire collecting drum (13), and a fixing mechanism for fixing the wire collecting drum (13) is arranged in the mounting housing (9).

3. A hoisting electric permanent-magnet lifting appliance according to claim 2, wherein the fixing mechanism comprises a plurality of electric push rods (17) fixedly connected to the inner top of the mounting housing (9), a positioning rod (16) is fixedly connected to the output end of the electric push rods (17), a plurality of positioning holes (15) are formed in the upper end of the take-up drum (13), and the lower end of the positioning rod (16) extends into the adjacent positioning hole (15).

4. The lifting electric permanent-magnet lifting appliance according to claim 3, wherein two limiting plates (8) are symmetrically and fixedly connected to the upper end of the lifting appliance protection cover (1), the inner wall of the sliding plate (4) is provided with a limiting groove matched with the limiting plates (8), and the inner wall of the limiting groove is slidably connected with the side walls of the limiting plates (8).

5. The lifting electro-permanent-magnet lifting appliance according to claim 1, wherein two mounting plates (18) are fixedly connected to the upper end of the lifting appliance protection cover (1), and one end of the double-threaded rod (6) far away from the first motor (7) is rotatably connected to the side wall of the adjacent mounting plate (18).

6. The lifting electric permanent magnetic lifting appliance according to claim 3, wherein a fixed pulley (14) is mounted on the inner wall of the mounting shell (9), a plurality of limiting shells (12) are fixedly connected to the top of the mounting shell (9), and the lower ends of the positioning rods (16) penetrate through the lower ends of the adjacent limiting shells (12).