CN112390138A

CN112390138A - Hoisting equipment with safety anti-falling function

Info

Publication number: CN112390138A
Application number: CN202011174439.8A
Authority: CN
Inventors: 储幸高
Original assignee: Individual
Current assignee: Henan Sialon Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-02-23
Anticipated expiration: 2040-10-28
Also published as: CN112390138B

Abstract

The invention discloses a hoisting device with safety and anti-falling function, which relates to the technical field of hoisting devices, in particular to a hoisting device with safety and anti-falling function, comprising a pulley disc, a hoisting disc, two connecting rods and two rotating rollers, wherein the upper end of the pulley disc is provided with a pulley, the lower end of the pulley disc is integrally provided with a cross rod, a steel cable is arranged between the pulley and the cross rod, the upper center end of the hoisting disc is provided with a fixed groove, the device can be used for hanging goods with different sizes in a targeted manner through the arranged hoisting disc and an auxiliary hook arranged in the hoisting disc, the application range is wider, the double protection is safer, the quick disassembly and assembly between the hoisting disc and the pulley disc can ensure that the hook is more convenient to replace, repair and maintain, the potential safety hazard is eliminated in advance, the operation is simple, the connection between a fixed column and the hoisting disc is more stable through the connection relationship between the, meanwhile, the drawstring is ensured not to continue to extend after installation, and double hooking and stable hoisting is achieved.

Description

Hoisting equipment with safety anti-falling function

Technical Field

The invention relates to the technical field of hoisting equipment, in particular to safe anti-falling hoisting equipment.

Background

Mechanical equipment used in industrial construction and industrial manufacturing processes to replace or assist manual labor is generally called industrial machinery, a crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is also called a crown block, a crane and a crane, a large crane generally adsorbs objects by utilizing electromagnetic attraction, a lifting hook is generally adopted by the conventional crane to realize workpiece lifting, the lifting hook can be unhooked or broken in the working process, after the heavy objects are unhooked, the lifting hook can rebound due to the tensile force of a steel wire rope and collide with a mechanical part of the crane to cause equipment damage, then goods swing on the hook to accelerate the abrasion damage of the hook, the whole replacement is needed during the replacement, the cost is high, and the unstable hooking mode can increase the risk that the products swing and fall.

Disclosure of Invention

The invention aims to provide a hoisting device with safety and drop prevention, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the hoisting device comprises a pulley disc, a hoisting disc, two connecting rods and two rotating rollers, wherein the upper end of the pulley disc is provided with pulleys, the lower end of the pulley disc is integrally provided with transverse rods, steel cables are arranged between the pulleys and the transverse rods, the upper end of the center of the hoisting disc is provided with a fixed groove, the lower end of each transverse rod is welded with a fixed column, the fixed columns are inserted in the fixed grooves in an inserted manner, movable rods are vertically inserted in the fixed columns, two cross rods are symmetrically inserted in the two sides of the lower end of each fixed column in an inserted manner, one side of each cross rod penetrates through the corresponding fixed column, a first spring is arranged between each vertical plate of the cross rods and the corresponding fixed column, the other sides of the two cross rods are respectively contacted with the two sides of the lower end of the corresponding movable rod, a control cavity is arranged at the lower end of the center of the hoisting disc, a movable plate is horizontally arranged in the, the vertical grafting that runs through in both sides upper end of control chamber is equipped with the dead lever, and the one end of connecting rod runs through logical groove and contacts through the upper end of round pin axle with the dead lever, and two equal levels of connecting rod locate the hoist and mount dish in, the connecting rod is arranged in logical inslot one end and is all cup jointed through the stopper and be equipped with the third spring, and the equal vertical two endblocks that are equipped with in the relative one side of round pin axle of connecting rod, and two rotatory rollers are located the inside both sides of hoist and mount dish through the rotation axis symmetry respectively, and equal symmetry is equipped with a plurality of colluding blocks on the limiting plate.

Preferably, a rotating disc is arranged on one side of the cross rod through a bearing, a rotating shaft is welded on one side of the rotating disc, a first butterfly gear is sleeved on the rotating shaft, gear teeth of the first butterfly gear are in contact with gear teeth of a second butterfly gear, a rotating nut is inserted in a central hole of the second butterfly gear, the rotating nut is horizontally arranged at the upper end of the fixed column through the bearing, threads are arranged at the upper end of the movable rod, and the upper end of the movable rod is inserted in the rotating nut.

Preferably, the both sides of fixed slot all are equipped with the stiffening groove, are equipped with steel ball, ejector pin, fourth spring, movable block in the stiffening groove in proper order, and upper end one side of ejector pin contacts with one side of steel ball, and the lower extreme of ejector pin contacts with one side of movable block, and one side of ejector pin is equipped with the level and is equipped with the fin, and the fourth spring is located between fin and the stiffening groove, and the one end of cross-bar runs through the fixed slot and contacts with one side of movable block.

Preferably, four sliding rods are symmetrically arranged in the control cavity and are all inserted on the movable plate.

Preferably, the upper and lower both ends of dead lever are equipped with fixed block and three hornblocks respectively, and the one end both sides of fixed column all weld and are equipped with fixed box, and the both sides of fixed box all are equipped with the extrusion groove, and the fixed block is arranged in the extrusion groove, and one side upper end of two three hornblocks contacts with the both sides lower extreme of fly leaf respectively.

Preferably, all be equipped with torsion spring between rotatory roller and the rotation axis, rotatory roller is all gone up the winding and is equipped with the stretching strap, and the one end of stretching strap all is equipped with vice couple, and two vice couples are detained respectively on the hangers of hoist and mount dish both sides, and vice couple all is equipped with the ratchet rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the device can be used for hanging goods with different sizes in a targeted manner through the arranged hoisting disc and the auxiliary hook arranged in the hoisting disc, so that the application range is wider, and double protection is safer;

2. the quick assembly and disassembly between the hoisting disc and the pulley disc enables the hook to be more convenient to replace, maintain and repair, potential safety hazards are eliminated in advance, and the operation is simple;

3. through the relation of being connected between main couple and hoist and mount dish and the vice couple, the goods is heavier, and the connection between fixed column and the hoist and mount dish is more stable, guarantees simultaneously that the stretching strap can not continue to extend after the installation, reaches the dual stable hoist and mount of drawing with colluding.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the stationary post attachment of the present invention;

FIG. 3 is a schematic view of a connecting rod structure according to the present invention;

FIG. 4 is a schematic view of portion A of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the portion B of FIG. 1 according to the present invention;

FIG. 6 is a schematic view of the invention at the location C of FIG. 1.

In the drawing, a pulley plate 1, a pulley 2, a cross bar 3, a steel cable 4, a hoisting plate 5, a fixed column 6, a movable rod 7, a cross rod 8, a first spring 9, a control cavity 10, a movable plate 11, a main hook 12, a second spring 13, a fixed rod 14, a connecting rod 15, a pin shaft 16, a third spring 17, a rotating roller 18, a hook block 19, a rotating disc 20, a rotating shaft 21, a first butterfly gear 22, a second butterfly gear 23, a steel ball 24, a push rod 25, a fourth spring 26, a movable block 27, a slide rod 28, a fixed block 29, a triangular block 30, a fixed box 31, a torsion spring 32, a pull belt 33, an auxiliary hook 34 and a ratchet rod 35.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a hoisting device with safety anti-falling function: the pulley plate comprises a pulley plate 1, a hoisting plate 5, two connecting rods 15 and two rotating rollers 18, wherein pulleys 2 are arranged at the upper end of the pulley plate 1, transverse rods 3 are integrally arranged at the lower end of the pulley plate 1, steel cables 4 are arranged between the pulleys 2 and the transverse rods 3, a fixed groove is formed in the upper center end of the hoisting plate 5, a fixed column 6 is welded at the lower end of the transverse rod 3, the fixed column 6 is inserted in the fixed groove, a movable rod 7 is vertically inserted in the fixed column 6, two cross rods 8 are symmetrically and internally inserted at the two sides of the lower end of the fixed column 6, one side of each of the two cross rods 8 penetrates through the fixed column 6, a first spring 9 is arranged between a vertical plate of each cross rod 8 and the fixed column 6, the other sides of the two cross rods 8 are respectively contacted with the two sides of the lower end of the movable rod 7, a turntable 20 is arranged on one, a first butterfly gear 22 is sleeved on the rotating shaft 21, gear teeth of the first butterfly gear 22 are in contact with gear teeth of a second butterfly gear 23, a rotating nut is inserted into a central hole of the second butterfly gear 23 and horizontally arranged at the upper end of the fixed column 6 through a bearing, threads are arranged at the upper end of the movable rod 7, the upper end of the movable rod 7 is inserted into the rotating nut, the movable rod 7 is adjusted to work through the adjusting turntable 20, reinforcing grooves are formed in two sides of the fixed groove, steel balls 24, a push rod 25, a fourth spring 26 and a movable block 27 are sequentially arranged in the reinforcing grooves, one side of the upper end of the push rod 25 is in contact with one side of the steel balls 24, the lower end of the push rod 25 is in contact with one side of the movable block 27, a fin plate is horizontally arranged on one side of the push rod 25, the fourth spring 26 is arranged between the fin plate and the reinforcing grooves, one end of the cross rod 8 penetrates through the fixed groove and is, the caliber of one end of a reinforcing groove where the steel ball 24 is located is smaller than the diameter of the steel ball 24, the lower end of the center of the hoisting disc 5 is provided with a control cavity 10, a movable plate 11 is horizontally arranged in the control cavity 10, the lower end of the movable plate 11 penetrates through the hoisting disc 5 to be vertically welded with a main hook 12, four second springs 13 are symmetrically arranged between the lower end of the movable plate 11 and the control cavity 10, four sliding rods 28 are symmetrically arranged in the control cavity 10, the four sliding rods 28 are all inserted on the movable plate 11 to place the movable plate 11 to be deviated, the upper ends of two sides of the control cavity 10 are vertically inserted with fixed rods 14, one end of each connecting rod 15 penetrates through a through groove to be contacted with the upper end of the corresponding fixed rod 14 through a pin 16, the two connecting rods 15 are horizontally arranged in the hoisting disc 5, the upper end and the lower end of the corresponding fixed rod 14 are respectively provided with a, the two sides of the fixed box 31 are respectively provided with an extrusion groove, the fixed block 29 is arranged in the extrusion groove, the upper ends of one side of the two triangular blocks 30 are respectively contacted with the lower ends of the two sides of the movable plate 27, so that the fixed rod 14 does relative rotation motion, the sizes of the triangular blocks 30 and the fixed block 29 do not influence the motion of the fixed rod 14, the end of the connecting rod 15 arranged in the through groove is respectively sleeved with a third spring 17 through a limiting block, one side of the pin shaft 16 of the connecting rod 15 is respectively and vertically provided with two stop blocks, the two rotary rollers 18 are respectively and symmetrically arranged at the two inner sides of the hoisting disc 5 through rotating shafts, the limiting plates at the two sides of the rotary rollers 18 are respectively and symmetrically provided with a plurality of hook blocks 19, the stop blocks are contacted with one sides of the hook blocks 19, a torsion spring 32 is respectively arranged between the rotary rollers 18 and the rotating shafts, the rotary rollers 18 are respectively and wound with a drawstring, and the auxiliary hooks 34 are provided with ratchet rods 35, so that the auxiliary hooks 34 can be more stable and safer during hoisting.

The working principle is as follows: when the device is used, the fixed column 6 is inserted into the fixed groove, then the rotating disc 20 is rotated to drive the rotating shaft 21 to rotate the first butterfly gear 22, so that the second butterfly gear 23 is driven by the rotating nut, the movable rod 7 moves downwards, the inclined planes at the two sides of the lower end of the movable rod 7 are contacted with the cross rods 8 to push the two cross rods 8 to two sides, so as to drive the movable block 27 to push the ejector rod 25 to move upwards, then the steel ball 24 is pushed to one side of the fixed column 6 to move, finally a part of the steel ball 24 is clamped into the grooves at the two sides of the fixed column and is kept still under the action of the ejector rod 25 to finish the reinforcement and fixation, then the use of the auxiliary hook 34 is selected according to the own needs, if the use is required, the main hook 12 is firstly hung, then the pull belt 33 is pulled by force to hang the auxiliary hook 34 at the two sides of goods, and the pull belt 33 is, then the pulley plate 1 is lifted by the steel cable 4 to lift and hoist the goods, at the same time, the main hook 12 drives the movable plate 11 to move downwards along the sliding rod 28, at the same time, two triangular blocks 30 at the lower end of the fixed rod 14 are pressed downwards by two sides of the movable plate 11, the fixed rod 14 rotates around the central pin shaft, the upper end is clamped into the groove of the fixed box 31, the more the goods are pressed, the more the fixed 6 is firmly connected with the hoisting plate 5, at the same time, the fixed rod 14 is pressed tightly, the two side connecting rods 15 are pulled to move towards the middle by the pin shaft, the two stop blocks are contacted with the hook blocks 19 on the limiting plates at two sides of the rotating roller 18, the drawstring 33 cannot continue to extend until the goods are hoisted, the main hook 12 is separated from the goods, then the movable plate 11 is lifted under the action of the second spring 13, the connecting rods 15 move towards two sides under the action of the fourth spring 17, the fixed rod, the hanging plate is hung on a hanging lug, when the hanging plate 5 needs to be detached for hook detection, maintenance and replacement, the second butterfly gear 23 is driven through the rotary plate 20 in the same way, the movable rod 7 is lifted up, under the action of the first spring 9, one end of the cross rod 8, extending out of the fixed column 6, retracts into the fixed column 6, the ejector rod 25 falls and rebounds under the action of the fourth spring 26, the movable block 27 moves towards one side of the fixed groove, the steel ball 24 loses the support of the ejector rod 25, when the fixed column 6 is pulled away, the steel ball 24 rolls back in the groove, the fixed column 6 is smoothly separated from the fixed groove, the diameter of the notch of the reinforcing groove where the steel ball 24 is located is slightly smaller than that of the steel ball 24, the steel ball 24 is guaranteed not to fall off, one part of the protruding part of the steel ball.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lifting device with safe anti-drop, includes pulley disc (1), lifting disc (5), two connecting rods (15) and two rotatory rollers (18), its characterized in that: the pulley plate is characterized in that pulleys (2) are arranged at the upper end of the pulley plate (1), transverse rods (3) are integrally arranged at the lower end of the pulley plate (1), steel cables (4) are arranged between the pulleys (2) and the transverse rods (3), a fixed groove is formed in the upper center end of the hoisting plate (5), fixed columns (6) are welded at the lower ends of the transverse rods (3), the fixed columns (6) are inserted in the fixed grooves, movable rods (7) are vertically inserted in the fixed columns (6), two cross rods (8) are symmetrically inserted in two sides of the lower end of each fixed column (6), one sides of the two cross rods (8) respectively penetrate through the fixed columns (6), first springs (9) are arranged between vertical plates of the cross rods (8) and the fixed columns (6), the other sides of the two cross rods (8) are respectively contacted with two sides of the lower end of the movable rods (7), and a control cavity (10) is arranged at the lower center end, a movable plate (11) is horizontally arranged in the control cavity (10), the lower end of the movable plate (11) penetrates through the hoisting disc (5) and is vertically welded with a main hook (12), four second springs (13) are symmetrically arranged between the lower end of the movable plate (11) and the control cavity (10), fixed rods (14) are vertically penetrated and inserted into the upper ends of the two sides of the control cavity (10), one end of each connecting rod (15) penetrates through a through groove and is in contact with the upper ends of the fixed rods (14) through a pin shaft (16), the two connecting rods (15) are horizontally arranged in the hoisting disc (5), third springs (17) are sleeved at one ends of the connecting rods (15) in the through grooves through limiting blocks, two stop blocks are vertically arranged on one side, opposite to the pin shaft (16), of the two rotary rollers (18) are respectively and symmetrically arranged on the two inner sides of the hoisting disc (5) through rotary shafts, and a plurality of hook blocks (19) are symmetrically arranged on limiting plates on the, and the stop block is contacted with one side of the hook block (19).

2. A safety drop prevention lifting device as claimed in claim 1, characterized in that: one side of the cross rod (3) is provided with a rotary table (20) through a bearing, one side of the rotary table (20) is welded with a rotary shaft (21), the rotary shaft (21) is sleeved with a first butterfly gear (22), the gear teeth of the first butterfly gear (22) are in contact with the gear teeth of a second butterfly gear (23), a rotary nut is inserted in a center hole of the second butterfly gear (23), the rotary nut is horizontally arranged at the upper end of the fixed column (6) through the bearing, the upper end of the movable rod (7) is provided with threads, and the upper end of the movable rod (7) is inserted in the rotary nut.

3. A safety drop prevention lifting device as claimed in claim 1, characterized in that: the both sides of fixed slot all are equipped with the stiffening groove, are equipped with steel ball (24) in the stiffening groove in proper order, ejector pin (25), fourth spring (26), movable block (27), and upper end one side of ejector pin (25) contacts with one side of steel ball (24), and the lower extreme of ejector pin (25) contacts with one side of movable block (27), and one side of ejector pin (25) is equipped with the level and is equipped with the fin board, and between fin board and the stiffening groove was located in fourth spring (26), and the one side that the one end of cross rod (8) runs through fixed slot and movable block (27) contacts.

4. A safety drop prevention lifting device as claimed in claim 1, characterized in that: four sliding rods (28) are symmetrically arranged in the control cavity (10), and the four sliding rods (28) are all inserted on the movable plate (11).

5. A safety drop prevention lifting device as claimed in claim 1, characterized in that: the upper end and the lower end of the fixed rod (14) are respectively provided with a fixed block (29) and a triangular block (30), two sides of one end of the fixed column (6) are respectively welded with a fixed box (31), two sides of the fixed box (31) are respectively provided with an extrusion groove, the fixed block (29) is arranged in the extrusion grooves, and the upper ends of one side of the two triangular blocks (30) are respectively contacted with the lower ends of two sides of the movable plate (27).

6. A safety drop prevention lifting device as claimed in claim 1, characterized in that: all be equipped with torsion spring (32) between rotatory roller (18) and the rotation axis, rotatory roller (18) are all gone up the winding and are equipped with stretching strap (33), and the one end of stretching strap (33) all is equipped with vice couple (34), and two vice couples (34) are detained respectively on hoisting plate (5) both sides hangers, and just vice couple (34) all are equipped with ratchet rod (35).