CN112065920B - Buffer device for lifting logistics equipment - Google Patents

Abstract

The invention discloses a buffering device for lifting logistics equipment, which comprises a buffering table, wherein a buffering plate is arranged in the buffering table, the top end of the buffering plate extends to the outside of the buffering table, a supporting rod is fixedly connected to the inside of the buffering table, two sliding blocks and two first springs are sleeved on the outer surface of the supporting rod, one ends of the two first springs are respectively and fixedly connected with the side walls of the two sliding blocks, the other ends of the two first springs are respectively and fixedly connected with the two inner side walls of the buffering table, a fixed plate is fixedly connected to the inner bottom wall of the buffering plate, two rotating rods are rotatably connected to the upper surfaces of the two sliding blocks, one ends of the two rotating rods, which are far away from the two sliding blocks, are jointly rotatably connected with the top wall of the fixed plate, and two first supporting plates are fixedly connected to the bottom of the buffering plate. The invention can buffer the lifting equipment and automatically lock the lifting equipment when the buffer equipment is buffered to the bottommost part, thereby avoiding affecting the stability of the lifting equipment.

Description

A buffer device for lifting logistics equipment

Technical Field

The present invention relates to the field of buffer devices, and in particular to a buffer device for lifting logistics equipment.

Background Art

The lifting of logistics equipment is generally achieved through an elevator, and the transportation of goods is assisted by the elevator cage. When the cage is descending, a buffer device is needed to cushion the descending. During use, the existing safety buffer device absorbs a large amount of gravitational potential energy during cushioning, and is prone to rebound when the cage reaches the bottom, affecting the safe and stable operation of the lifting equipment, and has certain defects.

Summary of the invention

The purpose of the present invention is to solve the shortcomings in the prior art and to propose a buffer device for lifting logistics equipment.

In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a buffer device for lifting logistics equipment, including a buffer platform, a buffer plate is arranged inside the buffer platform, the top end of the buffer plate extends to the outside of the buffer platform, the inside of the buffer platform is fixedly connected to a support rod, the outer surface of the support rod is sleeved with two sliders and two first springs, one end of the two first springs is fixedly connected to the side walls of the two sliders, and the other ends of the two first springs are fixedly connected to the two inner side walls of the buffer platform, the inner bottom wall of the buffer plate is fixedly connected to a fixed plate, the upper surfaces of the two sliders are rotatably connected to two rotating rods, and the two rotating rods are away from the two sliders One end of the block is rotatably connected to the top wall of the fixed plate, and the bottom of the buffer plate is fixedly connected to two first support plates, the two first support plates are respectively located on both sides of the rotating rod, and one side of the two first support plates is respectively provided with a second support plate, the bottom end of the second support plate is fixedly connected to the inner bottom wall of the buffer table, a fixing hole is opened inside the second support plate, and a fixing groove is opened on the side of the first support plate close to the fixing hole, and a third spring is fixedly connected to the inner side wall of the fixing groove, and a card block is fixedly connected to one end of the third spring, and the inner bottom wall of the buffer table is fixedly connected to two support seats, and two cylinders are set on the upper surfaces of the two support seats.

As a further description of the above technical solution:

The inner bottom wall of the buffer platform is fixedly connected with a slide rail, and the bottom ends of the two sliding blocks are slidably connected to the slide rail.

As a further description of the above technical solution:

The two side walls of the buffer platform are respectively provided with first sliding grooves, and the bottom side walls of the buffer plate are respectively slidably connected to the first sliding grooves.

As a further description of the above technical solution:

The two inner side walls of the fixing groove are respectively provided with second sliding grooves, and the two side walls of the clamping block close to one end of the third spring are respectively slidably connected with the second sliding grooves.

As a further description of the above technical solution:

The telescopic ends of the two cylinders are respectively located on one side of the two fixing holes.

As a further description of the above technical solution:

The inner bottom wall of the buffer table is fixedly connected with four telescopic rods, which are respectively located at the four corners of the buffer table. The outer surfaces of the four telescopic rods are respectively covered with second springs, the top ends of the second springs are fixedly connected with the bottom wall of the buffer plate, and the bottom ends of the second springs are fixedly connected with the inner bottom wall of the buffer table.

The present invention has the following beneficial effects:

1. The present invention can play a buffering role with high buffering performance through the arrangement of the slider, the support rod, the rotating rod, the first spring, the second spring and the telescopic rod.

2. The present invention enables the cage of the lifting equipment to be automatically locked when it moves to the bottom end through buffering through the arrangement of the third spring, the block, the fixing hole and the cylinder, thereby avoiding rebound during the buffering process that affects the stability of the cage.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a main cross-sectional view of a buffer device for lifting logistics equipment proposed by the present invention;

FIG2 is a side sectional view of a buffer device for lifting logistics equipment proposed by the present invention;

FIG. 3 is an enlarged view of A of a buffer device for lifting logistics equipment proposed by the present invention.

Legend:

1. Buffer table; 2. Buffer plate; 3. Fixed plate; 4. Rotating rod; 5. Sliding block; 6. Support rod; 7. Slide rail; 8. First spring; 9. Telescopic rod; 10. Second spring; 11. Support seat; 12. Cylinder; 13. First support plate; 14. Third spring; 15. Fixed groove; 16. Block; 17. Fixed hole; 18. First slide groove; 19. Second slide groove; 20. Second support plate.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Referring to Figures 1-3, an embodiment of the present invention is: a buffer device for lifting logistics equipment, including a buffer platform 1, a buffer plate 2 is arranged inside the buffer platform 1, the top of the buffer plate 2 extends to the outside of the buffer platform 1, the buffer platform 1 is fixedly connected to a support rod 6, the outer surface of the support rod 6 is sleeved with two sliders 5 and two first springs 8, one end of the two first springs 8 is fixedly connected to the side walls of the two sliders 5, and the other ends of the two first springs 8 are fixedly connected to the two inner side walls of the buffer platform 1, the inner bottom wall of the buffer plate 2 is fixedly connected to a fixed plate 3, the upper surfaces of the two sliders 5 are rotatably connected to two rotating rods 4, and the ends of the two rotating rods 4 away from the two sliders 5 are jointly connected to the fixed plate 3. The top wall of the fixed plate 3 is rotatably connected, and the bottom of the buffer plate 2 is fixedly connected with two first support plates 13, and the two first support plates 13 are respectively located on both sides of the rotating rod 4, and a second support plate 20 is respectively provided on one side of the two first support plates 13, and the bottom end of the second support plate 20 is fixedly connected to the inner bottom wall of the buffer platform 1, and a fixing hole 17 is opened inside the second support plate 20, and a fixing groove 15 is opened on the side of the first support plate 13 close to the fixing hole 17, and the inner side wall of the fixing groove 15 is fixedly connected with a third spring 14, and one end of the third spring 14 is fixedly connected with a block 16, and the inner bottom wall of the buffer platform 1 is fixedly connected with two support seats 11, and two cylinders 12 are provided on the upper surfaces of the two support seats 11.

The inner bottom wall of the buffer platform 1 is fixedly connected with a slide rail 7, and the bottom ends of the two sliders 5 are slidably connected to the slide rail 7, which improves the sliding stability of the slider 5; the two side walls of the buffer platform 1 are respectively provided with a first slide groove 18, and the bottom side walls of the buffer plate 2 are respectively slidably connected to the first slide groove 18, which improves the stability of the lifting of the buffer platform 1; the two inner side walls of the fixed groove 15 are respectively provided with a second slide groove 19, and the two side walls of the block 16 close to one end of the third spring 14 are respectively slidably connected to the second slide groove 19, which improves the stability of the block 16; the telescopic ends of the two cylinders 12 are respectively located on one side of the two fixing holes 17, which is convenient for releasing the locked state; the inner bottom wall of the buffer platform 1 is fixedly connected with four telescopic rods 9, and the four telescopic rods 9 are respectively located at the four corners of the buffer platform 1, and the outer surfaces of the four telescopic rods 9 are respectively covered with second springs 10, the top end of the second spring 10 is fixedly connected to the bottom wall of the buffer plate 2, and the bottom end of the second spring 10 is fixedly connected to the inner bottom wall of the buffer platform 1, which improves the buffering effect.

Working principle: When the cage of the lifting equipment descends and contacts the buffer plate 2, the first spring 8 and the second spring 10 are compressed, and the buffer plate 2 moves downward for buffering. When buffering to the bottom, the block 16 goes to the second support plate 20 to compress the third spring 14, and pops out when passing through the fixed hole 17 to lock the buffer device to prevent the buffer plate 2 from rebounding and affecting the stability of the cage. The cage is placed on the buffer plate 2 and has a certain weight so that the reaction force on the block 16 is not large. When the cage rises, the cylinder 12 is started, and the telescopic end of the cylinder 12 extends to push the block 16 out of the fixed hole 17, and restores the position of the buffer plate 2 when the cage rises slowly.

Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A buffer device for lifting logistics equipment, comprising a buffer platform (1), characterized in that: a buffer plate (2) is arranged inside the buffer platform (1), the top end of the buffer plate (2) extends to the outside of the buffer platform (1), the inside of the buffer platform (1) is fixedly connected with a support rod (6), the outer surface of the support rod (6) is sleeved with two sliders (5) and two first springs (8), one end of the two first springs (8) is respectively fixedly connected to the side walls of the two sliders (5), and the other ends of the two first springs (8) are respectively fixedly connected to the two inner side walls of the buffer platform (1), the inner bottom wall of the buffer plate (2) is fixedly connected with a fixed plate (3), the upper surfaces of the two sliders (5) are rotatably connected with two rotating rods (4), and the ends of the two rotating rods (4) away from the two sliders (5) are rotatably connected to the top wall of the fixed plate (3). The bottom of the buffer plate (2) is fixedly connected with two first support plates (13), the two first support plates (13) are respectively located on both sides of the rotating rod (4), and one side of the two first support plates (13) is respectively provided with a second support plate (20), the bottom end of the second support plate (20) is fixedly connected with the inner bottom wall of the buffer platform (1), a fixing hole (17) is provided inside the second support plate (20), a fixing groove (15) is provided on one side of the first support plate (13) close to the fixing hole (17), the inner side wall of the fixing groove (15) is fixedly connected with a third spring (14), one end of the third spring (14) is fixedly connected with a clamping block (16), the inner bottom wall of the buffer platform (1) is fixedly connected with two support seats (11), and the upper surfaces of the two support seats (11) are provided with two cylinders (12). 2. A buffer device for lifting logistics equipment according to claim 1, characterized in that: the inner bottom wall of the buffer platform (1) is fixedly connected with a slide rail (7), and the bottom ends of the two sliding blocks (5) are slidably connected to the slide rail (7). 3. A buffer device for lifting logistics equipment according to claim 1, characterized in that: the two side walls of the buffer platform (1) are respectively provided with a first slide groove (18), and the bottom side walls of the buffer plate (2) are respectively slidably connected to the first slide groove (18). 4. A buffer device for lifting logistics equipment according to claim 1, characterized in that: the two inner side walls of the fixed groove (15) are respectively provided with a second slide groove (19), and the two side walls of the block (16) close to one end of the third spring (14) are respectively slidably connected to the second slide groove (19). 5. A buffer device for lifting logistics equipment according to claim 1, characterized in that the telescopic ends of the two cylinders (12) are respectively located on one side of the two fixing holes (17). 6. A buffer device for lifting logistics equipment according to claim 1, characterized in that: four telescopic rods (9) are fixedly connected to the inner bottom wall of the buffer platform (1), and the four telescopic rods (9) are respectively located at the four corners of the buffer platform (1), and the outer surfaces of the four telescopic rods (9) are respectively covered with a second spring (10), the top end of the second spring (10) is fixedly connected to the bottom wall of the buffer plate (2), and the bottom end of the second spring (10) is fixedly connected to the inner bottom wall of the buffer platform (1).