CN211496510U

CN211496510U - Cargo lifting system

Info

Publication number: CN211496510U
Application number: CN201922497279.XU
Authority: CN
Inventors: 徐晓波
Original assignee: Nantong Tengge Construction Machinery Equipment Co ltd
Current assignee: Nantong Tengge Construction Machinery Equipment Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The application discloses a cargo lifting system, which comprises a pair of lifting units, wherein each lifting unit comprises a lifting frame body and a lifting seat frame body; the bottom of each lifting unit is provided with a buffer base which is arranged right below the lifting seat frame body; the buffer base comprises a bottom plate and a panel, the bottom plate is provided with a plurality of buffer springs, and the length of the buffer springs arranged towards the middle of the buffer springs arranged on the two side edges of the bottom plate is gradually shortened. The two lifting units are arranged and mutually used as counter weights of the other side, so that the effect of the counter weights is achieved, the work of lifting cargoes can be carried out simultaneously, and the efficiency and the safety of lifting cargoes are improved; in addition, still through setting up buffer base, can play the cushioning effect when falling appearing, buffer spring that length is different can carry out progressively buffering to the seat that goes up and down when falling, improves buffering effect.

Description

Cargo lifting system

Technical Field

The utility model relates to a jacking equipment field especially relates to a goods operating system.

Background

When goods are transported between building floors of lower floors, some transportation equipment is often needed, and at present, an electric elevator is usually installed when the goods are transported between the building floors of the lower floors.

The utility model discloses a go up and down goods lift is disclosed as utility model patent of publication number CN205772646U, include lifting support, goods shelves, be used for the drive the relative lifting support of goods shelves gliding traction drive mechanism from top to bottom, be equipped with sliding fit portion on the goods shelves, lifting support include with the sliding fit portion sliding fit's of goods shelves I-steel, sliding fit portion is equipped with two directional wheels, two directional wheels and I-steel sliding fit, and the concave surface sliding fit of one of them directional wheel and I-steel, the pterygoid lamina sliding fit of another directional wheel and I-steel.

The problem that this patent exists does not have the balancing weight, and is great to traction drive mechanism's operating pressure for the weight of lift work is little, has the risk that takes place to fall.

When falling, no buffer protection measure is taken.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a goods operating system solves above-mentioned current technical problem.

According to the utility model discloses a goods lifting system, including a pair of lift unit, each lift unit includes the lift support body and the lift pedestal body, the lift support body is built into the cube structure by many first members, the lift pedestal body is built into the cube structure by many second members, lift pedestal body bottom is equipped with the platform, the lift pedestal body sets up in the lift support body, the vertical second member of lift pedestal body sliding connection is in the vertical first member of lift support body, the lift support body top is built and is equipped with first crossbeam, first crossbeam is equipped with the pulley, connect through the rope between the lift pedestal body of two lift units, the rope passes around the pulley in two lift units, the first crossbeam in one of them lift unit is equipped with draw gear, draw gear drives the lift pedestal body and reciprocates; the bottom of each lifting unit is provided with a buffer base which is arranged right below the lifting seat frame body; the buffer base comprises a bottom plate and a panel, the bottom plate is provided with a plurality of buffer springs, the length of the buffer springs arranged on two side edges of the bottom plate towards the middle of the buffer springs is gradually shortened, and the panel is connected with the buffer springs arranged on two side edges.

The utility model relates to a goods lifting system, through setting up the elevator frame body and the lift pedestal body that become cubic structure for the elevator group structure is more stable, can have great bearing capacity, goes up and down heavier goods; the two lifting units are arranged and mutually used as counter weights of the other side, so that the effect of the counter weight is achieved, the work of lifting cargoes can be carried out simultaneously, and the efficiency and the safety of lifting cargoes are improved; in addition, still through setting up buffer base, can play the cushioning effect when falling appearing, buffer spring that length is different can carry out progressively buffering to the seat that goes up and down when falling, improves buffering effect.

In some embodiments: the inner sides of the four longitudinal first rod pieces of the elevator frame body are respectively provided with a slide rail, and the outer sides of the four longitudinal second rod pieces of the elevator frame body are respectively provided with a slide groove matched with the slide rail.

In some embodiments: the second crossbeam is arranged at the top of the lifting seat frame body, two ends of the second crossbeam are respectively and fixedly connected with the second rod piece at the top of the lifting seat frame body, and two ends of the rope are respectively and fixedly connected with the second crossbeams in the two lifting units.

In some embodiments: draw gear includes electric block and haulage rope, and electric block fixed mounting passes through the haulage rope and pulls the lift pedestal body in first crossbeam, electric block.

In some embodiments: when one elevator group rises to the top, the other elevator group falls to the bottom.

In some embodiments: the stiffness coefficient of the buffer spring is gradually increased from the two side edges to the middle direction.

In some embodiments: the upper surface of the panel is fixed with a cushion pad.

In some embodiments: the cushion pad is a rubber cushion pad.

Drawings

Fig. 1 is a schematic structural view of a lift unit of a cargo lifting system of the present invention;

fig. 2 is a schematic structural view of the buffering base of the cargo lifting system of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following description of the drawings.

As shown in fig. 1 and 2, a cargo lifting system includes a pair of lifting units 1, each lifting unit 1 includes a lifting frame body 101 and a lifting frame body 102, the lifting frame body 101 is built into a cubic structure by a plurality of first rod members 103, the first rod members 103 can be connected by welding, the lifting frame body 102 is built into a cubic structure by a plurality of second rod members 104, and the second rod members 104 can be connected by welding. The cubic structure is a square structure with an upper surface and a lower surface formed by four rod pieces respectively, and the upper square structure and the lower square structure are connected at four corners through the rod pieces respectively.

The bottom of the lifting frame body 102 is provided with a platform 105, the platform 105 is welded and fixed on a second rod piece 104 at the bottom of the lifting frame body 102, the lifting frame body 102 is arranged in the lifting frame body 101, and the longitudinal second rod piece 104 of the lifting frame body 102 is slidably connected with the longitudinal first rod piece 103 of the lifting frame body 101. Specifically, the inner side of the longitudinal first rod 103 of the elevator frame 101 is integrally formed with a sliding rail, and the outer side of the longitudinal second rod 104 of the elevator frame 102 is integrally formed with a sliding groove slidably engaged with the sliding rail.

The top of the elevator frame body 101 is provided with a first beam 106, two ends of the first beam 106 are connected with a pair of first rods 103 at the top of the elevator frame body 101 in a welding manner, the first beam 106 is fixedly provided with pulleys 107, the elevator frame bodies 102 of the two elevator groups 1 are connected through a rope 108, and the rope 108 bypasses the pulleys 107 in the two elevator groups 1. The top of the lifting seat frame body 102 is provided with a second beam 111, two ends of the second beam 111 are respectively and fixedly connected to the second rod 104 at the top of the lifting seat frame body 102, and two ends of the rope 108 are respectively and fixedly connected to the second beams 111 in the two lifting machine sets 1. So that the two lifting frame bodies 102 can act as a balancing weight to balance the gravity, reduce the pressure of the traction device and improve the safety.

The first beam 106 of one of the elevator units 1 is provided with a traction device, and the traction device drives the lifting frame body 102 to move up and down. The traction device comprises an electric hoist 112 and a traction rope 113, the electric hoist 112 is fixedly arranged on the first beam 106, and the electric hoist 112 pulls the lifting seat frame body 102 through the traction rope 113.

When one elevator group 1 rises to the top, the other elevator group 1 falls to the bottom. The efficiency that the goods goes up and down can be improved.

The bottom of each lifting unit 1 is provided with a buffer base 2, and the buffer base 2 is arranged under the lifting seat frame body 102.

The buffer base 2 comprises a bottom plate 21 and a panel 22, the bottom plate 21 is placed on the bottom surface, a plurality of buffer springs 23 are fixedly installed on the bottom plate 21, and the axis of each buffer spring 23 is perpendicular to the bottom plate 21.

The lengths of the buffer springs 23 located in the two side rows of the bottom plate 21 are gradually shortened toward the buffer springs 23 in the middle row, and the panel 22 is fixedly connected with the buffer springs 23 located in the two side rows.

The stiffness coefficient of the buffer spring 23 gradually increases from the both side edges toward the center.

A cushion pad 24 is secured to the upper surface of the panel 22. Cushion 24 is a rubber cushion.

To sum up, the lifting machine set has the advantages that the lifting machine set body and the lifting seat frame body which are of the cubic structure are arranged, so that the lifting machine set is more stable in structure, can have larger bearing capacity, and can lift heavier goods; the two lifting units are arranged and mutually used as counter weights of the other side, so that the effect of the counter weight is achieved, the work of lifting cargoes can be carried out simultaneously, and the efficiency and the safety of lifting cargoes are improved; in addition, still through setting up buffer base, can play the cushioning effect when falling appearing, buffer spring that length is different can carry out progressively buffering to the seat that goes up and down when falling, improves buffering effect.

The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of similar modifications and improvements can be made without departing from the inventive concept, and these should also be considered as within the protection scope of the present invention.

Claims

1. A cargo lifting system characterized by: the lifting machine set comprises a pair of lifting machine sets (1), each lifting machine set (1) comprises a lifting machine frame body (101) and a lifting seat frame body (102), the lifting machine frame body (101) is built into a cubic structure through a plurality of first rod pieces (103), the lifting seat frame body (102) is built into a cubic structure through a plurality of second rod pieces (104), a platform (105) is arranged at the bottom of the lifting seat frame body (102), the lifting seat frame body (102) is arranged in the lifting machine frame body (101), the longitudinal second rod pieces (104) of the lifting seat frame body (102) are connected with the longitudinal first rod pieces (103) of the lifting machine frame body (101) in a sliding mode, a first cross beam (106) is erected at the top of the lifting machine frame body (101), pulleys (107) are arranged on the first cross beam (106), and the lifting seat frame bodies (102) of the two lifting machine sets (1) are connected through ropes (108), the rope (108) passes through pulleys (107) in the two elevator groups (1), a first cross beam (106) in one of the elevator groups (1) is provided with a traction device, and the traction device drives the lifting seat frame body (102) to move up and down; the bottom of each lifting unit (1) is provided with a buffer base (2), and the buffer base (2) is arranged right below the lifting seat frame body (102); buffer base (2) include bottom plate (21) and panel (22), bottom plate (21) are provided with a plurality of buffer spring (23), are located buffer spring (23) that bottom plate (21) both sides limit was arranged shortens gradually towards the length of middle buffer spring (23) of arranging, panel (22) are connected with buffer spring (23) that are located both sides limit and arrange.

2. A cargo lifting system according to claim 1, wherein: the inner side face of a longitudinal first rod piece (103) of the elevator frame body (101) is provided with a sliding rail, and the outer side face of a longitudinal second rod piece (104) of the elevator frame body (102) is provided with a sliding groove matched with the sliding rail.

3. A cargo lifting system according to claim 1, wherein: the top of the lifting seat frame body (102) is provided with a second cross beam (111), two ends of the second cross beam (111) are respectively and fixedly connected to a second rod piece (104) at the top of the lifting seat frame body (102), and two ends of the rope (108) are respectively and fixedly connected to the second cross beams (111) in the two lifting units (1).

4. A cargo lifting system according to claim 1, wherein: the traction device comprises an electric hoist (112) and a traction rope (113), the electric hoist (112) is fixedly installed on the first beam (106), and the electric hoist (112) pulls the lifting seat frame body (102) through the traction rope (113).

5. A cargo lifting system according to claim 1, wherein: when one elevator group (1) rises to the top, the other elevator group (1) falls to the bottom.

6. A cargo lifting system according to claim 1, wherein: the stiffness coefficient of the buffer spring (23) is gradually increased from the two side edges to the middle direction.

7. A cargo lifting system according to claim 1, wherein: a buffer pad (24) is fixed on the upper surface of the panel (22).

8. The cargo lifting system of claim 7, wherein: the buffer cushion (24) is a rubber buffer cushion.