CN216235472U

CN216235472U - Anti-bottom-seating device of construction elevator

Info

Publication number: CN216235472U
Application number: CN202122593755.5U
Authority: CN
Inventors: 宋昌建; 宋桢
Original assignee: Guangzhou Jianwo Mechanical Equipment Co ltd
Current assignee: Guangzhou Jianwo Mechanical Equipment Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-08
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a bottom sitting prevention device of a construction elevator, which comprises a base, wherein two first springs are symmetrically arranged at the bottom of the inner side of the base, the upper ends of the first springs are provided with buffer blocks, two ends of each buffer block are symmetrically provided with two lead screws, the upper ends of the buffer blocks are symmetrically provided with two second springs, the upper ends of the second springs are provided with buffer plates, two gears are symmetrically arranged in the elevator from top to bottom, and chains are arranged on the outer sides of the two gears in a mutual meshing manner. According to the elevator safety seat, the buffer block and the buffer plate are arranged in the elevator safety seat, so that the elevator cannot directly sit at the bottom, the safety is improved, the first spring and the second spring are arranged in the base, the elevator safety seat is good in buffering effect, the elevator safety seat is extremely high, the lead screw structures are symmetrically arranged on two sides of the buffer block, the elevator can be automatically controlled to descend, the bottom of the elevator cannot sit at the bottom, and manpower is saved.

Description

Anti-bottom-seating device of construction elevator

Technical Field

The utility model relates to the field of construction elevators, in particular to a bottom-seating prevention device of a construction elevator.

Background

Construction elevators are generally referred to as construction elevators, but construction elevators comprise a broader definition and construction platforms also belong to the construction elevator series. The simple construction elevator consists of a lift car, a driving mechanism, a standard knot, an attached wall, a chassis, a fence, an electrical system and the like, is a manned cargo-carrying construction machine frequently used in buildings, is comfortable and safe to ride due to the unique box body structure, is usually matched with a tower crane to use on a construction site, generally has the carrying capacity of 0.3-3.6 tons, and has the running speed of 1-96M/min and the like. Construction elevators produced in China are more and more mature and gradually move to the international world.

When the applicant applies the utility model, through search, the inventor finds that a Chinese patent discloses a construction elevator bottom sitting prevention device, the application number of which is '201520523746.0', the Chinese patent mainly effectively prevents a suspension cage from directly sitting at the bottom, and ensures the safety of personnel or equipment in the cage. However, the device has poor cushioning effect on the seat bottom, cannot be automatically controlled and has extremely poor effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a construction elevator anti-seating device.

In order to achieve the purpose, the utility model adopts the following technical scheme: construction elevator prevents sitting end device, including the base, the inboard bottom symmetry of base is provided with two first springs, first spring upper end is provided with the buffer block, the buffer block both ends symmetry is provided with two lead screws, the buffer block upper end symmetry is provided with two second springs, second spring upper end is provided with the buffer board, one side of base is provided with the riser, base and riser combination are "L" type together, the inside longitudinal symmetry of riser is provided with two gears, two gear outside intermeshing is provided with the chain, riser one end is provided with the slide rail, slide rail one side is provided with the elevator frame, elevator frame one end symmetry is provided with two fourth fixed blocks, fourth fixed block one end is provided with first fixed plate, first fixed plate fixed connection is on the chain, elevator frame one side is provided with chamber door, chamber door, And a controller.

As a further description of the above technical solution:

the spring is characterized in that a first telescopic rod is arranged inside the first spring, a first telescopic sleeve is arranged outside the first spring, and a first pressing plate and a second pressing plate are symmetrically arranged at the upper end and the lower end of the first spring.

As a further description of the above technical solution:

the lead screw upper end is provided with the motor, the lead screw outside is provided with the protective housing, the lead screw lower extreme is provided with the second fixed block, threaded connection has first fixed block on the lead screw, first fixed block one end fixedly connected with pinch-off blades, pinch-off blades one end fixed connection is in the buffer block.

As a further description of the above technical solution:

the inside second telescopic link that is provided with of second spring, second telescopic link lower extreme fixedly connected with third fixed block, second telescopic link upper end fixedly connected with buffer board.

As a further description of the above technical solution:

the upper end of the buffer plate is fixedly connected with a sponge plate.

As a further description of the above technical solution:

the gear is internally provided with a rotating shaft, the outer side of the rotating shaft is in threaded connection with a fixed rod, the bottom end of the fixed rod is fixedly connected with a second fixed plate, and the second fixed plate is fixedly connected to the inner bottom end of the lifter.

As a further description of the above technical solution:

the box door is provided with a handle, fifth fixing blocks are arranged at two ends of the handle, and an anti-skidding sleeve is arranged on the handle.

As a further description of the above technical solution:

a plurality of buttons are uniformly arranged on the controller.

The utility model has the following beneficial effects:

1. according to the elevator safety device, the buffer block and the buffer plate are arranged, so that the elevator cannot be directly seated, and the safety is improved.

2. According to the utility model, the first spring and the second spring are arranged in the base, so that the device has a good buffering effect and high safety.

3. In the utility model, the two sides of the buffer block are symmetrically provided with the screw rod structures, so that the device can automatically control the falling of the elevator to prevent the elevator from sitting at the bottom, and the manpower is saved.

Drawings

Fig. 1 is a perspective view of a construction hoist anti-seating device according to the present invention;

fig. 2 is a sectional view of a base of the anti-seating device of the construction hoist according to the present invention;

fig. 3 is a sectional view of a lifter of the anti-seating device of a construction lifter according to the present invention;

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

fig. 5 is a schematic structural diagram of the point B in fig. 3 according to the present invention.

Illustration of the drawings:

1. a base; 2. a first spring; 201. a first telescopic sleeve; 202. a first telescopic rod; 203. a first platen; 204. a second platen; 3. a screw rod; 301. a motor; 302. a first fixed block; 303. a clamping plate; 304. a second fixed block; 305. a protective shell; 4. a buffer block; 5. a second spring; 501. a second telescopic rod; 502. a third fixed block; 6. a buffer plate; 601. a sponge plate; 7. a lifter; 701. a slide rail; 8. a lifting frame; 801. a fourth fixed block; 802. a first fixing plate; 9. a box door; 901. a handle; 902. a fifth fixed block; 903. an anti-slip sleeve; 10. a controller; 1001. a button; 11. a gear; 1101. a rotating shaft; 1102. a chain; 1103. fixing the rod; 1104. and a second fixing plate.

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 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, one embodiment of the present invention is provided: the bottom sitting prevention device of the construction elevator comprises a base 1, two first springs 2 are symmetrically arranged at the bottom of the inner side of the base 1, the first springs 2 have the buffering and damping effects, a buffer block 4 is arranged at the upper end of each first spring 2, two lead screws 3 are symmetrically arranged at two ends of each buffer block 4, each buffer block 4 is enabled to move up and down through the corresponding lead screw 3, two second springs 5 are symmetrically arranged at the upper end of each buffer block 4, the second springs 5 have the good buffering effect when an elevator frame 8 descends, a buffer plate 6 is arranged at the upper end of each second spring 5, an elevator 7 is arranged at one side of the base 1, the base 1 and the elevator 7 are combined together to be in an L shape, two gears 11 are symmetrically arranged in the elevator 7 from top to bottom, the gears 11 drive the chains 1102 to rotate, the chains 1102 are arranged on the outer sides of the two gears 11 in a mutually meshed mode, a sliding rail 701 is arranged at one end of the elevator 7, the elevator frame 8 is arranged at one side of the sliding rail 701, two fourth fixing blocks 801 are symmetrically arranged at one end of the lifting frame 8, a first fixing plate 802 is arranged at one end of each fourth fixing block 801, the first fixing plates 802 are fixedly connected to the chains 1102, and the box door 9 and the controller 10 are arranged on one side of the lifting frame 8.

A first telescopic rod 202 is arranged in the first spring 2, the first telescopic rod 202 is compressed along with the compression of the first spring 2, a first telescopic sleeve 201 is arranged outside the first spring 2, a first pressing plate 203 and a second pressing plate 204 are symmetrically arranged at the upper end and the lower end of the first spring 2, the stress area of the first spring 2 is increased by the first pressing plate 203 and the second pressing plate 204, a motor 301 is arranged at the upper end of a screw rod 3, the motor 301 drives the screw rod 3 to rotate, a protective shell 305 is arranged outside the screw rod 3, a second fixed block 304 is arranged at the lower end of the screw rod 3, a first fixed block 302 is in threaded connection with the screw rod 3, a clamping plate 303 is fixedly connected at one end of the first fixed block 302, one end of the clamping plate 303 is fixedly connected with a buffer block 4, the buffer effect is achieved when the lifting frame 8 descends due to the buffer block 4, a second telescopic rod 501 is arranged in the second spring 5, and a third fixed block 502 is fixedly connected at the lower end of the second telescopic rod 501, second telescopic link 501 upper end fixedly connected with buffer board 6, 6 upper ends fixedly connected with sponge boards 601 of buffer board, sponge boards 601 have the cushioning effect.

The inside pivot 1101 that is provided with of gear 11, it rotates to drive pivot 1101 by external power source, pivot 1101 drives gear 11 and rotates, the outside threaded connection of pivot 1101 has dead lever 1103, dead lever 1103 bottom fixedly connected with second fixed plate 1104, second fixed plate 1104 fixed connection is in the inside bottom of riser 7, be provided with handle 901 on the chamber door 9, handle 901 is used for pulling open chamber door 9, the handle 901 both ends are provided with fifth fixed block 902, be provided with antiskid cover 903 on the handle 901, evenly be provided with a plurality of buttons 1001 on the controller 10.

The working principle is as follows: install the device, start controller 10, constructor and goods get into lifting frame 8, make lifting frame 8 carry out the change of height through the 11 structures of gear, when lifting frame 8 descends, the top is removed with buffer block 4 to 3 structures of lead screw, realizes preventing the seat end function to lifting frame 8 through first spring 2, second spring 5 structure.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Construction elevator prevents sitting end device, including base (1), its characterized in that: the bottom of the inner side of the base (1) is symmetrically provided with two first springs (2), the upper ends of the first springs (2) are provided with buffer blocks (4), two ends of each buffer block (4) are symmetrically provided with two lead screws (3), the upper ends of the buffer blocks (4) are symmetrically provided with two second springs (5), the upper ends of the second springs (5) are provided with buffer plates (6), one side of the base (1) is provided with a lifter (7), the base (1) and the lifter (7) are combined together to be in an L shape, the inner part of the lifter (7) is symmetrically provided with two gears (11) up and down, the outer sides of the two gears (11) are mutually meshed and provided with chains (1102), one end of the lifter (7) is provided with a sliding rail (701), one side of the sliding rail (701) is provided with a lifting frame (8), one end of the lifting frame (8) is symmetrically provided with two fourth fixed blocks (801), one end of the fourth fixing block (801) is provided with a first fixing plate (802), the first fixing plate (802) is fixedly connected to the chain (1102), and one side of the lifting frame (8) is provided with a box door (9) and a controller (10).

2. The construction elevator footing preventing device of claim 1, wherein: the spring is characterized in that a first telescopic rod (202) is arranged inside the first spring (2), a first telescopic sleeve (201) is arranged on the outer side of the first spring (2), and a first pressing plate (203) and a second pressing plate (204) are symmetrically arranged at the upper end and the lower end of the first spring (2).

3. The construction elevator footing preventing device of claim 1, wherein: the utility model discloses a lead screw, including lead screw (3), screw rod (3) upper end is provided with motor (301), the lead screw (3) outside is provided with protective housing (305), lead screw (3) lower extreme is provided with second fixed block (304), threaded connection has first fixed block (302) on lead screw (3), first fixed block (302) one end fixedly connected with clamp plate (303), clamp plate (303) one end fixed connection is in buffer block (4).

4. The construction elevator footing preventing device of claim 1, wherein: the novel spring is characterized in that a second telescopic rod (501) is arranged inside the second spring (5), a third fixed block (502) is fixedly connected to the lower end of the second telescopic rod (501), and a buffer plate (6) is fixedly connected to the upper end of the second telescopic rod (501).

5. The construction elevator anti-seating apparatus according to claim 4, wherein: the upper end of the buffer plate (6) is fixedly connected with a sponge plate (601).

6. The construction elevator footing preventing device of claim 1, wherein: the gear (11) is internally provided with a rotating shaft (1101), the outer side of the rotating shaft (1101) is in threaded connection with a fixing rod (1103), the bottom end of the fixing rod (1103) is fixedly connected with a second fixing plate (1104), and the second fixing plate (1104) is fixedly connected to the bottom end inside the lifter (7).

7. The construction elevator footing preventing device of claim 1, wherein: the refrigerator door is characterized in that a handle (901) is arranged on the refrigerator door (9), fifth fixing blocks (902) are arranged at two ends of the handle (901), and an anti-skidding sleeve (903) is arranged on the handle (901).

8. The construction elevator footing preventing device of claim 1, wherein: the controller (10) is uniformly provided with a plurality of buttons (1001).