CN114988318A

CN114988318A - Novel elevator

Info

Publication number: CN114988318A
Application number: CN202210587886.9A
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: 2022-09-02

Abstract

The invention provides a novel elevator, which comprises: the pulley shaft assembly 0 and the upright post, the upright post fixed link plate is arranged at the upper end of the upright post, a winding drum is not used in the transmission process, the structure is simple, the maintenance is convenient, the damage is not easy to damage, the safety coefficient is high, and the effective space is not influenced; the device can work normally in an ultralow temperature environment; the elevator can be widely used for various large-scale novel elevators. The automatic lifting railing assembly is characterized in that the automatic lifting railing assembly is arranged on the rotary platform, a limiting block is arranged on the rotary platform, a limit block is arranged on one side of the rotary platform, a limit block is arranged on the limit block, and the limit block is arranged on the limit block.

Description

Novel elevator

Technical Field

The invention relates to the technical field of engineering machinery, in particular to a flexible turnover bed device without a track structure.

Background

A novel elevator is widely applied to various large-scale production operations, in particular to a high-level operation environment. The special working environment of the quick-freezing warehouse requires rapid work in the warehouse and has high requirements on the temperature and humidity resistance of tools arranged in the warehouse. Especially, the ultra-low temperature refrigerator is limited by the field and the special working environment, the warehouse entering and exiting efficiency is always low, the working channel in the refrigerator is narrow and long, the goods shelf is high, the number of layers of the calandria is large, quick-frozen goods need to manually climb up and down when entering and exiting the refrigerator, the operation is very inconvenient, in the low temperature environment, workers can wear the thermal insulation working clothes, the warehouse entering and exiting work is very inconvenient, the working efficiency is low, the calandria cutting ground is frosted by the junrs, and certain potential safety hazards exist. According to the phenomenon, two novel elevators suitable for the working environment are developed by our company.

Disclosure of Invention

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

In order to achieve the purpose of the invention, the invention adopts the technical scheme that:

a novel hoist, comprising: the pulley shaft assembly comprises a pulley shaft assembly and an upright post, wherein an upright post fixing chain plate is arranged at the upper end of the upright post, a top frame fixing chain plate is arranged below the top frame, the top frame fixing chain plate is connected with the upright post fixing chain plate through a bolt, a sliding sleeve positioning channel steel is arranged above the top frame, a motor plate is arranged above one side of the top frame, a motor is arranged above the motor plate, a belt pulley is arranged on a rotating shaft of the motor, a flexible coupling is arranged on the rotating shaft of the motor, a bearing seat is arranged on the top frame, a connecting shaft is arranged inside the bearing seat, a belt pulley is also arranged on the connecting shaft, one end, away from the bearing seat, of the connecting shaft is connected with a rotating shaft of the motor through the flexible coupling, and a V-belt is sleeved on the belt pulley, a screw rod lifter is arranged in the middle of one side of the sliding sleeve positioning channel steel, a screw rod is arranged on the screw rod lifter, a screw rod linking flange is arranged at one end of the screw rod, a sliding sleeve is arranged between the sliding sleeve positioning channel steel, a sliding tensioner is sleeved on the sliding sleeve, the middle of one side of the sliding tensioner is connected with the screw rod linking flange, five pulley shaft assemblies are arranged in the middle of the inside of the sliding tensioner, two pulley shaft assemblies are arranged on two sides below the top frame, one pulley shaft assembly is arranged in the middle of the upper part of the top frame, the remaining two pulley shaft assemblies are arranged on two sides above the sliding tensioner, an upright post sleeve is sleeved on the upright post, and an upright post sleeve fixing plate is arranged on the upright post sleeve, the lower extreme of stand is provided with the pre-buried board of stand, the below of top frame is provided with cargo carrying platform, cargo carrying platform pass through stand sleeve pipe fixed plate with stand bushing, be provided with the stopper on the inner wall of one side of cargo carrying platform, one side that cargo carrying platform is close to the stopper is provided with the revolving axle, be provided with rotary platform on the revolving axle, one side that cargo carrying platform is close to the stopper is provided with automatic rising railing assembly, one side that the top of cargo carrying platform is close to the stand sleeve pipe is provided with the lifting hook riser, the below of lifting hook riser is provided with lifting hook riser fixed plate, the below of lifting hook riser fixed plate is provided with the fixed plate reinforcing plate, one side that the motor was kept away from to the top frame is provided with wire rope terminal fixed station board.

As an improvement, the pulley shaft assembly comprises: the pulley shaft fixing plate, the pulley shaft fixing plate is provided with two altogether, the top of pulley shaft fixing plate is provided with the pulley shaft, the both ends of pulley shaft are provided with the pulley, the inside of pulley is provided with the bearing, the pulley passes through the bearing housing and establishes the both ends of pulley shaft.

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

As an improvement, the automatic lifting railing assembly comprises: the supporting rod and the ejector rod, the top of bracing piece is provided with the railing, the bracing piece with the railing is swing joint, be provided with the limiting plate on the ejector rod, the limiting plate is provided with two altogether, the bracing piece is located cargo carrying platform's both sides, the ejector rod passes cargo carrying platform, just the limiting plate is located cargo carrying platform's both sides.

The invention has the beneficial effects that:

the four-lifting-point synchronous lifting device has the advantages that the motor drives the screw rod to rotate to drive the pulley and the tensioner to move, so that the four lifting points synchronously ascend or descend, a winding drum 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; the device can work normally in an ultralow temperature environment; the elevator can be widely used for various large-scale novel elevators. The automatic lifting railing assembly is characterized in that the automatic lifting railing assembly is provided with a protection mechanism, when the cargo carrying platform rises, one side of the rotary platform can rotate progressively by the dead weight with the rotary shaft as an axis, then the limit block can limit the cargo carrying platform and the rotary platform to form an included angle of 30 degrees, so that safety accidents are prevented, the automatic lifting railing assembly falls when the automatic lifting railing assembly rises, the railing falls along with the automatic lifting railing assembly, when the automatic lifting railing assembly falls to the plane, the mandril can rise when contacting the ground, the railing can be jacked open, so that people can conveniently enter and exit, the safety of operators in the operation process is guaranteed, and when a truck slides, the safety accidents are avoided.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a top view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a perspective view of the present invention with a part of the structure omitted;

FIG. 5 is a schematic view of the construction of the sliding tensioner of the present invention;

FIG. 6 is a schematic view of a pulley axle assembly according to the present invention;

FIG. 7 is a schematic view of the structure of the automatic lifting balustrade assembly of the present invention;

FIG. 8 is an enlarged view of the structure at A in FIG. 2;

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

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

Reference symbol comparison 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 a 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 tensioner; 32. a wire rope; 33. a hook vertical plate fixing plate; 39. fixing a station plate at the tail end of the steel wire rope; 60. a limiting block; 61. a rotating shaft; 62. a rotating platform; 63. an automatic lifting railing assembly; 631. a support bar; 632. a railing; 633. a top rod; 634. a limiting plate; 66. a cargo carrying platform; 77. a motor plate; 78. a sliding sleeve; 79. channel steel platform reinforcing pipes; 80. a top frame fixing the link plate; 81. the column fixes the link plate; 82. A top frame; 83. the sliding sleeve positions the channel steel; 95. a column; 96. a column casing; 97. a column sleeve fixing plate; 98. Pre-embedding a plate on the upright post; 901. a copper nut; 101. copper nut fixed plate.

Detailed Description

In order to make the content of the present invention more clearly understood, 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. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

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

Wherein the pulley shaft assembly 20 includes: pulley shaft fixed plate 201, pulley shaft fixed plate 201 is provided with two altogether, the top of pulley shaft fixed plate 201 is provided with pulley shaft 202, the both ends of pulley shaft 202 are provided with pulley 203, the inside of pulley 203 is provided with the bearing, pulley 203 passes through the bearing housing and establishes the both ends of pulley shaft 202.

A steel wire rope 32 is arranged on the pulley 203, 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 hook vertical plate 30 and the steel wire rope tail end fixing station plate 39 through the rope tighteners 31.

Wherein, automatic lift railing assembly 63 includes: bracing piece 631 and ejector pin 633, the top of bracing piece 631 is provided with railing 632, the 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, the bracing piece 631 is located cargo platform 66's both sides, ejector pin 633 passes cargo platform 66, just limiting plate 634 is located cargo platform 66's both sides.

Example one

Starting the motor 1, the motor 1 drives the connecting shaft 4 to rotate, then the triangular belt 7 drives the screw rod lifter 8 to move, the movement of the screw rod lifter 8 can enable the sliding tensioner 10 to move linearly upwards, and the movement of the sliding tensioner 10 can enable the pulley shaft assembly 20 on the sliding tensioner 10 to move, so that the steel wire rope 32 moves up and down, and the loading platform 66 is driven to move up and down.

When cargo platform 66 rose, one side of rotary platform 62 received the dead weight whereabouts, then rotated round revolving axle 61, after touchhing stopper 60, rotary platform 62 was 30 degrees angles with cargo platform 66, prevent the incident from taking place like this, ejector pin 633 also can fall by the dead weight, then ejector pin 633 can receive limiting plate 634's restriction, can not continue the whereabouts, make railing 632 level, when the decline when cargo platform 66 rose, rotary platform 62 can be got back to the preceding position by the bottom surface top, after ejector pin 633 lower extreme touchhed the bottom surface, the upper end of ejector pin 633 can be pushed up railing 632 jack-up, make things convenient for personnel to pass in and out like this, guarantee operating personnel's safety in operation, and be blocked when the freight train swift current, avoid the incident to take place. Because the side of the post 633 is a slope, the railing 632 can be inclined at a certain angle after a period.

Example two

Referring to fig. 9 and 10, according to the actual use situation, the rotating shaft of the motor 1 is connected with one end of the screw rod 11 through the flexible coupling 3, then the middle of one side of the sliding tensioner is replaced with the copper nut 901, then the sliding tensioner is fixed through the copper nut fixing plate 101, then the motor 1 is started, the motor 1 drives the screw rod 11 to rotate, the copper nut 901 moves linearly on the screw rod 11, the sliding tensioner 10 moves linearly, one end of the screw rod 11 enters the inside of the channel steel platform reinforcing pipe 79, and then the cargo carrying platform 66 is lifted through the same raw materials as the first embodiment.

Referring to fig. 1, the manner in which the wire rope 32 is wrapped around the sheave axle assembly 20 is according to the formula: s ═ hn (S ═ the distance that the free end of the rope moved, h ═ the height that the heavy object was promoted, n ═ the number of segments of the bearing rope) so the wheel group is hanging the object with 2 segments of ropes, the distance that the power that it used to lift up the object moved is 2 times of the object displacement distance, lead screw 11 pulling slip tensioner 10 moves 1 meter, cargo platform 66 promotes 2 meters. When the cargo platform 66 falls down, the motor 1 rotates reversely, the sliding tensioner 10 moves in a backward translation mode, and the cargo platform 66 pulls the steel wire rope constantly by means of self gravity to move downwards.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.

Claims

1. A novel lifting machine is characterized by comprising: pulley shaft assembly (20) and stand (95), the upper end of stand (95) is provided with stand fixed linking board (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 linking board (80), top frame fixed linking board (80) with stand fixed linking board (81) pass through bolted connection, the top of top frame (82) is provided with sliding sleeve location channel-section steel (83), one side top of top frame (82) is provided with motor board (77), the top of motor board (77) is provided with motor (1), be provided with belt pulley (2) in the pivot of motor (1), be provided with flexible coupling (3) in the pivot of motor (1), be provided with bearing frame (5) on top frame (82), a connecting shaft (4) is arranged in the bearing seat (5), a belt pulley (2) is also arranged on the connecting shaft (4), one end, far away from the bearing seat (5), of the connecting shaft (4) is connected with a rotating shaft of the motor (1) through the flexible coupling (3), a triangular belt (7) is sleeved on the belt pulley (2), a lead screw lifter (8) is arranged in the middle of one side of the sliding sleeve positioning channel steel (83), a lead screw (11) is arranged on the lead screw lifter (8), a lead screw linking flange (9) is arranged at one end of the lead screw (11), a sliding sleeve (78) is arranged between the sliding sleeve positioning channel steel (83), a sliding tensioner (10) is sleeved on the sliding sleeve (78), and the middle of one side of the sliding tensioner (10) is connected with the lead screw linking 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 of the pulley shaft assemblies (20) are arranged on two sides below a top frame (82), one of the pulley shaft assemblies (20) is arranged in the middle of the upper portion of the top frame (82), the remaining two pulley shaft assemblies (20) are arranged on two sides above the sliding tensioner (10), a stand column sleeve (96) is sleeved on the stand column (95), a stand column sleeve fixing plate (97) is arranged on the stand column sleeve (96), a stand column embedded plate (98) is arranged at the lower end of the stand column (95), a cargo platform (66) is arranged below the top frame (82), and the cargo platform (66) is connected with the stand column sleeve (96) through the stand column sleeve fixing plate (97), the lifting device is characterized in that a limiting block (60) is arranged on the inner wall of one side of the loading platform (66), a rotating shaft (61) is arranged on one side, close to the limiting block (60), of the loading platform (66), a rotating platform (62) is arranged on the rotating shaft (61), an automatic lifting railing assembly (63) is arranged on one side, close to the limiting block (60), of the loading platform (66), a lifting hook vertical plate (30) is arranged on one side, close to the upright sleeve (96), of the upper portion of the loading platform (66), a lifting hook vertical plate fixing plate (33) is arranged below the lifting hook vertical plate (30), a fixing plate reinforcing plate (34) is arranged below the lifting hook vertical plate fixing plate (33), and a steel wire rope tail end fixing station plate (39) is arranged on one side, far away from the motor (1), of the upper portion of the top frame (82).

2. The new hoisting machine as claimed in claim 1, characterized in that the sheave shaft assembly (20) comprises: pulley shaft fixed plate (201), pulley shaft fixed plate (201) are provided with two altogether, the top of pulley shaft fixed plate (201) is provided with pulley shaft (202), the both ends of pulley shaft (202) are provided with pulley (203), the inside of pulley (203) is provided with the bearing, pulley (203) are established through the bearing housing the both ends of pulley shaft (202).

3. The novel hoisting machine as claimed in claim 1, wherein a steel wire rope (32) is arranged on the pulley (203), 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 end fixing station plate (39) through the rope tighteners (31).

4. The new elevator as claimed in claim 3, characterized by the fact 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 carry the both sides of cargo platform (66), ejector pin (633) pass carry cargo platform (66), just limiting plate (634) are located carry the both sides of cargo platform (66).