CN218909725U

CN218909725U - Novel elevator

Info

Publication number: CN218909725U
Application number: CN202221299289.8U
Authority: CN
Inventors: 张凤杰; 鞠爱民
Original assignee: Zhucheng Wofeng Machinery Technology Co ltd
Current assignee: Zhucheng Wofeng Machinery Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2023-04-25
Anticipated expiration: 2032-05-27

Abstract

The utility model provides a novel elevator, which comprises: the pulley shaft assembly 0 and the upright post are arranged at the upper end of the upright post, a roller is not used in the transmission process, the structure is simple, the maintenance is convenient, the damage is not easy, the safety coefficient is high, and the effective space is not influenced; can normally work in an ultralow temperature environment; can be widely used for various large-scale novel elevators. The utility model is also provided with the protection mechanism, when the cargo platform ascends, one side of the revolving platform can rotate by dead weight by taking the revolving shaft as an axis, and then the limit block can limit the cargo platform, so that the cargo platform and the revolving platform form an included angle of 30 degrees, the safety accident is prevented, the ejector rod falls down when the automatic lifting railing assembly ascends, the railing also falls down along with the automatic lifting railing assembly, the ejector rod ascends when the railing descends to a plane, the ejector rod contacts the ground, the railing can be ejected, the personnel can conveniently enter and exit, the safety of operators in the operation process is ensured, and the safety accident is prevented when the truck slides.

Description

Novel elevator

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a flexible turning bed device with a trackless structure.

Background

A new type of hoisting machine is widely used in various large-scale production operations, in particular in relation to high operating environments. The quick-freezing warehouse is required to work rapidly in a special working environment, and has high requirements on the temperature and humidity resistance of tools arranged in the quick-freezing warehouse. Especially, the ultra-low temperature freezer is limited by the place and special working environment, the efficiency of entering and exiting the freezer is always lower, the working channel in the freezer is narrow and longer, the goods shelf is high, the number of layers of calandria is large, people need to climb up and climb down when in warehouse entry and exit of quick-frozen goods, so that the freezer is very inconvenient, workers enter warm-keeping work clothes in low temperature environment, the work of entering and exiting the freezer is very inconvenient, the work efficiency is lower, people on the floor of a cut calandria frost all has certain potential safety hazard, and in the prior art, no proper lifting platform can enter and exit the freezer in the long and narrow ultra-low temperature environment. According to the phenomenon, the company develops two new types of lifts suitable for the working environment.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a novel elevator.

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

a novel elevator comprising: the pulley shaft assembly and the upright post, the upper end of the upright post is provided with an upright post fixed link plate, the upper end of the upright post is provided with a top frame, the lower part of the top frame is provided with a top frame fixed link plate, the top frame fixed link plate is connected with the upright post fixed link plate through a bolt, the upper part of the top frame is provided with a sliding sleeve positioning channel steel, one side upper part of the top frame is provided with a motor plate, the upper part of the motor plate is provided with a motor, the rotating shaft of the motor is provided with a belt pulley, the rotating shaft of the motor is provided with a flexible coupling, the top frame is provided with a bearing seat, the inside of the bearing seat is provided with a connecting shaft, the connecting shaft is also provided with a belt pulley, one end of the connecting shaft away from the bearing seat is connected with the rotating shaft of the motor through the flexible coupling, the belt pulley is sleeved with a triangular belt, a screw rod lifter is arranged in the middle of one side of a sliding sleeve positioning channel steel, a screw rod is arranged on the screw rod lifter, one end of the screw rod is provided with a screw rod link flange, a sliding sleeve is arranged between the sliding sleeve positioning channel steels, a sliding tensioner is sleeved on the sliding sleeve, one middle of one side of the sliding tensioner is connected with the screw rod link flange, a channel steel platform reinforcing pipe is arranged in the middle of the inner part of the sliding tensioner, five pulley shaft assemblies are arranged, two pulley shaft assemblies are arranged on two sides below a top frame, one pulley shaft assembly is arranged in the middle of the upper part of the top frame, the rest two pulley shaft assemblies are arranged on two sides above the sliding tensioner, a column sleeve is sleeved on a column, the automatic lifting rail device is characterized in that a post sleeve fixing plate is arranged on the post sleeve, a post embedded plate is arranged at the lower end of the post, a cargo carrying platform is arranged below the top frame, the cargo carrying platform is connected with the post sleeve through the post sleeve fixing plate, a limiting block is arranged on the inner wall of one side of the cargo carrying platform, the cargo carrying platform is close to one side of the limiting block, a rotating shaft is arranged on the rotating shaft, the cargo carrying platform is close to one side of the limiting block, an automatic lifting rail assembly is arranged on one side of the cargo carrying platform, a lifting hook vertical plate is arranged on one side of the post sleeve, a lifting hook vertical plate fixing plate is arranged below the lifting hook vertical plate, a fixing plate reinforcing plate is arranged below the lifting hook vertical plate, and one side of the top frame, which is far away from the motor, is provided with a wire rope tail end fixing station plate.

As an improvement, the pulley shaft assembly includes: the pulley shaft fixing plates are arranged in total, two pulley shafts are arranged above the pulley shaft fixing plates, pulleys are arranged at two ends of each pulley shaft, bearings are arranged in the pulleys, and the pulleys are sleeved at two ends of each pulley shaft through the bearings.

As an improvement, a steel wire rope is arranged on the pulley, rope tighteners are arranged at two ends of the steel wire rope, and the steel wire rope is respectively connected with the lifting hook vertical plate and the steel wire rope tail end fixing standing plate through the rope tighteners.

As an improvement, the automatic lifting railing assembly comprises: the supporting rod and the ejector rod are arranged above the supporting rod, the supporting rod is movably connected with the handrail, limiting plates are arranged on the ejector rod, the limiting plates are two in number, the supporting rod is located on two sides of the cargo carrying platform, the ejector rod penetrates through the cargo carrying platform, and the limiting plates are located on two sides of the cargo carrying platform.

The beneficial effects of the utility model are as follows:

according to the utility model, the pulley and the tensioner are driven to move by the motor to synchronously rise or fall through driving the screw rod to rotate, a winding drum is not used in the transmission process, and the device has the advantages of simple structure, convenience in maintenance, difficulty in damage, high safety coefficient and no influence on effective space; can normally work in an ultralow temperature environment; can be widely used for various large-scale novel elevators. The utility model is also provided with the protection mechanism, when the cargo platform ascends, one side of the revolving platform can rotate by dead weight by taking the revolving shaft as an axis, and then the limit block can limit the cargo platform, so that the cargo platform and the revolving platform form an included angle of 30 degrees, the safety accident is prevented, the ejector rod falls down when the automatic lifting railing assembly ascends, the railing also falls down along with the automatic lifting railing assembly, the ejector rod ascends when the railing descends to a plane, the ejector rod contacts the ground, the railing can be ejected, the personnel can conveniently enter and exit, the safety of operators in the operation process is ensured, and the safety accident is prevented when the truck slides.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model

FIG. 2 is a top view of the present utility model;

FIG. 3 is a side view of the present utility model;

fig. 4 is a perspective view of a part of the structure omitted in the present utility model;

FIG. 5 is a schematic view of a sliding tensioner according to the present utility model;

FIG. 6 is a schematic illustration of a pulley shaft assembly according to the present utility model;

FIG. 7 is a schematic view of an automatic lifting rail assembly according to the present utility model;

FIG. 8 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 9 is a perspective view of another embodiment of the present utility model;

fig. 10 is a top view of another embodiment of the present utility model.

Reference numeral control table:

1. a motor; 2. a belt pulley; 3. a flexible coupling; 4. a connecting shaft; 5. a bearing seat; 7. a V-belt; 8. a screw rod lifter; 9. the screw rod is connected with the flange; 10. a sliding tensioner; 11. a screw rod; 20. a pulley shaft assembly; 201. a pulley shaft fixing plate; 202. a pulley shaft; 203. a pulley; 30. a lifting hook vertical plate; 31. a rope tightener; 32. a wire rope; 33. a hook riser fixing plate; 39. fixing a standing plate at the tail end of the steel wire rope; 60. a limiting block; 61. a rotating shaft; 62. a rotary platform; 63. automatically lifting the railing assembly; 631. a support rod; 632. railing; 633. a push rod; 634. a limiting plate; 66. a cargo platform; 77. a motor plate; 78. sliding the sleeve; 79. channel steel platform reinforcing pipes; 80. the top frame is fixed with a link plate; 81. the upright post is used for fixing the link plate; 82. a top frame; 83. sliding sleeve positioning channel steel; 95. a column; 96. a column sleeve; 97. a column sleeve fixing plate; 98. a post pre-buried plate; 901. a copper nut; 101. copper nut fixed plate.

Detailed Description

In order to make the contents of the present utility model more clearly understood, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

As shown in fig. 1, a novel elevator includes: the pulley shaft assembly 20 and the upright 95, the upper end of the upright 95 is provided with an upright fixed link plate 81, the upper end of the upright 95 is provided with a top frame 82, the lower part of the top frame 82 is provided with a top frame fixed link plate 80, the top frame fixed link plate 80 is connected with the upright fixed link plate 81 through bolts, the upper part of the top frame 82 is provided with a sliding sleeve positioning channel steel 83, one side of the top frame 82 is provided with a motor plate 77, the upper part of the motor plate 77 is provided with a motor 1, the rotating shaft of the motor 1 is provided with a belt pulley 2, the rotating shaft of the motor 1 is provided with a flexible coupling 3, the top frame 82 is provided with a bearing seat 5, the inside of the bearing seat 5 is provided with a connecting shaft 4, the connecting shaft 4 is also provided with the belt pulley 2, the connecting shaft 4 is far away from one end of the bearing seat 5 and is connected with a rotating shaft of the motor 1 through the flexible coupling 3, the belt pulley 2 is sleeved with a triangular belt 7, a screw rod lifter 8 is arranged in the middle of one side of the sliding sleeve positioning channel steel 83, a screw rod 11 is arranged on the screw rod lifter 8, a screw rod link flange 9 is arranged at one end of the screw rod 11, a sliding sleeve 78 is arranged between the sliding sleeve positioning channel steels 83, a sliding tensioner 10 is sleeved on the sliding sleeve 78, one middle of one side of the sliding tensioner 10 is connected with the screw rod link flange 9, a channel steel platform reinforcing pipe 79 is arranged in the middle of the inside of the sliding tensioner 10, five pulley shaft assemblies 20 are arranged, two pulley shaft assemblies 20 are arranged on two sides below a top frame 82, one pulley shaft assembly 20 is arranged in the middle of the top frame 82, the two remaining pulley shaft assemblies 20 are arranged on two sides above the sliding tensioner 10, a column sleeve 96 is sleeved on the column 95, a column sleeve fixing plate 97 is arranged on the column sleeve 96, a column pre-buried plate 98 is arranged at the lower end of the column 95, a cargo carrying platform 66 is arranged below the top frame 82, the cargo carrying platform 66 is connected with the column sleeve 96 through the column sleeve fixing plate 97, a limiting block 60 is arranged on the inner wall of one side of the cargo carrying platform 66, a rotary shaft 61 is arranged on one side, close to the limiting block 60, of the cargo carrying platform 66, a rotary platform 62 is arranged on the rotary shaft 61, an automatic lifting railing assembly 63 is arranged on one side, close to the limiting block 60, of the cargo carrying platform 66, a lifting hook vertical plate 30 is arranged on one side, close to the column sleeve 96, of the upper side, far from the top frame 82, of the motor 1 is provided with a steel wire rope tail end fixing station plate 39.

Wherein the pulley shaft assembly 20 comprises: the pulley shaft fixing plates 201, the number of the pulley shaft fixing plates 201 is two, the pulley shaft 202 is arranged above the pulley shaft fixing plates 201, pulleys 203 are arranged at two ends of the pulley shaft 202, bearings are arranged in the pulleys 203, and the pulleys 203 are sleeved at two ends of the pulley shaft 202 through the bearings.

The pulley 203 is provided with a steel wire rope 32, two ends of the steel wire rope 32 are provided with rope tighteners 31, and the steel wire rope 32 is respectively connected with the lifting hook vertical plate 30 and the steel wire rope tail end fixing standing plate 39 through the rope tighteners 31.

Wherein, the automatic lifting railing assembly 63 comprises: the utility model provides a cargo carrying platform 66, including bracing piece 631 and ejector pin 633, the top of bracing piece 631 is provided with railing 632, bracing piece 631 with railing 632 is swing joint, be provided with limiting plate 634 on the ejector pin 633, limiting plate 634 is provided with two altogether, bracing piece 631 is located cargo carrying platform 66's both sides, ejector pin 633 passes cargo carrying platform 66, just limiting plate 634 is located cargo carrying platform 66's both sides.

Example 1

The motor 1 is started, the motor 1 rotates with the connecting shaft 4, then the triangular belt 7 moves with the screw rod lifter 8, the screw rod lifter 8 moves to enable the sliding tensioner 10 to move in an upper straight line, the sliding tensioner 10 moves to enable the pulley shaft assembly 20 on the sliding tensioner 10 to move up and down, and the steel wire rope 32 moves up and down, and the cargo carrying platform 66 moves up and down.

When the loading platform 66 rises, one side of the revolving platform 62 falls under the dead weight and then rotates around the revolving shaft 61, after the limiting block 60 is touched, the revolving platform 62 and the loading platform 66 form an angle of 30 degrees, so that safety accidents are prevented, the ejector rod 633 can fall under the dead weight, then the ejector rod 633 can be limited by the limiting plate 634 and cannot continue to fall, the railing 632 is enabled to be horizontal, when the loading platform 66 rises and falls, the revolving platform 62 can be pushed back to the previous position by the bottom surface, after the lower end of the ejector rod 633 touches the bottom surface, the upper end of the ejector rod 633 can push up the railing 632, personnel can conveniently enter and exit, safety of operators in the operation process is guaranteed, and the safety accidents are prevented when a truck is slipped. Because one side of the ram 633 is beveled, this allows the rail 632 to be tilted at a regular back angle.

Example two

Referring to fig. 9 and 10, according to the actual use situation, the present utility model can connect the rotating shaft of the motor 1 with one end of the screw rod 11 through the flexible coupling 3, then replace the middle of one side of the sliding tensioner with the copper nut 901, then fix the copper nut by the copper nut fixing plate 101, then start the motor 1, rotate the motor 1 with the screw rod 11, make the copper nut 901 move on the screw rod 11 linearly, make the sliding tensioner 10 move linearly, one end of the screw rod 11 will enter the inside of the channel steel platform reinforcing tube 79, then lift the loading platform 66 by the same raw material as the first embodiment.

Referring to fig. 1, the manner in which the wire rope 32 is wound on the pulley shaft assembly 20 is according to the formula: s=hn (s=distance of rope free end movement, h=height of weight lifted, n=number of load-bearing rope segments) so the wheelset hangs the object with 2 segments of rope, the force used to lift the object moves 2 times the object movement distance, the lead screw 11 pulls the slide tensioner 10 to move 1 meter, and the cargo platform 66 lifts 2 meters. When the cargo carrying platform 66 falls down, the motor 1 is used for reversing, the sliding tensioner 10 performs backward translational motion, and the cargo carrying platform 66 performs descending motion by tensioning the steel wire rope at any time according to self gravity.

The above description is illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, but is to be accorded the full scope of the claims.

Claims

1. A novel elevator, characterized in that it comprises: pulley shaft assembly (20) and stand (95), the upper end of stand (95) is provided with stand fixed link plate (81), the upper end of stand (95) is provided with top frame (82), the below of top frame (82) is provided with top frame fixed link plate (80), top frame fixed link plate (80) with stand fixed link plate (81) pass through bolted connection, the top of top frame (82) is provided with slip-sleeve positioning channel-section steel (83), one side top of top frame (82) is provided with motor plate (77), the top of motor plate (77) is provided with motor (1), be provided with belt pulley (2) in the pivot of motor (1), be provided with flexible shaft coupling (3) in the pivot of motor (1), be provided with bearing frame (5) on top frame (82), the inside of bearing frame (5) is provided with connecting axle (4), be provided with belt pulley (2) on connecting axle (4) equally, one end of connecting axle (4) keep away from motor (5) is provided with through flexible shaft coupling (3) in the pivot (7), the utility model discloses a truck, including slip sleeve positioning channel-section steel (83), the department is provided with lead screw lift (8) in the middle of one side of slip sleeve positioning channel-section steel (83), be provided with lead screw (11) on lead screw lift (8), one end of lead screw (11) is provided with lead screw link flange (9), be provided with slip sleeve (78) between slip sleeve positioning channel-section steel (83), the cover is equipped with slip tensioner (10) on slip sleeve (78), the department is connected with lead screw link flange (9) in the middle of one side of slip tensioner (10), the inside middle department of slip tensioner (10) is provided with channel-section steel platform stiffening tube (79), pulley shaft assembly (20) are provided with five altogether, wherein two pulley shaft assembly (20) set up in top frame (82) below both sides, one of them pulley shaft assembly (20) set up in the top middle of top frame (82), and the left two pulley shaft assembly (20) set up in the top both sides of slip tensioner (10), the cover is equipped with stand sleeve (96) on stand (95), stand (96) are provided with stand (98) and pre-buried board (95) is provided with stand (98), the utility model provides a truck cargo platform (66) is through stand sleeve pipe fixed plate (97) with stand sleeve pipe (96) are connected, be provided with stopper (60) on the one side inner wall of cargo platform (66), cargo platform (66) are close to one side of stopper (60) is provided with pivot (61), be provided with revolving platform (62) on pivot (61), cargo platform (66) are close to one side of stopper (60) is provided with automatic lift railing assembly (63), the top of cargo platform (66) is close to one side of stand sleeve pipe (96) is provided with lifting hook riser (30), the below of lifting hook riser (30) is provided with lifting hook riser fixed plate (33), the below of lifting hook riser fixed plate (33) is provided with fixed plate reinforcing plate (34), one side that top frame (82) were kept away from motor (1) is provided with wire rope end fixed station board (39).

2. A new hoist according to claim 1, characterized in that the pulley shaft assembly (20) comprises: the pulley shaft fixing plates (201), the number of the pulley shaft fixing plates (201) is two, the pulley shafts (202) are arranged above the pulley shaft fixing plates (201), pulleys (203) are arranged at two ends of the pulley shafts (202), bearings are arranged in the pulleys (203), and the pulleys (203) are sleeved at two ends of the pulley shafts (202) through the bearings.

3. A novel elevator according to claim 1, characterized in that the pulley (203) is provided with a wire rope (32), both ends of the wire rope (32) are provided with rope tighteners (31), and the wire rope (32) is respectively connected with the lifting hook vertical plate (30) and the wire rope tail end fixing standing plate (39) through the rope tighteners (31).

4. A new hoist according to claim 3, characterized in that the automatic lifting railing assembly (63) comprises: bracing piece (631) and ejector pin (633), the top of bracing piece (631) is provided with railing (632), bracing piece (631) with railing (632) are swing joint, be provided with limiting plate (634) on ejector pin (633), limiting plate (634) are provided with two altogether, bracing piece (631) are located cargo platform (66) both sides, ejector pin (633) pass cargo platform (66), just limiting plate (634) are located cargo platform (66) both sides.