CN216549140U

CN216549140U - Material lifting machine for building site

Info

Publication number: CN216549140U
Application number: CN202123166353.3U
Authority: CN
Inventors: 杨代文; 仲鑫; 石威力; 曹湑; 官平
Original assignee: First Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd
Current assignee: First Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-17
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a material lifting machine for a construction site, which comprises a support frame, winding machines, a steel wire rope, a car and rollers, wherein the two winding machines are symmetrically and fixedly installed at the bottom end inside the support frame, the two cars are symmetrically and slidably installed at the left end and the right end of the support frame, the rollers are symmetrically installed at one ends, close to the support frame, of the cars, the rollers are rotatably installed inside the support frame, the steel wire rope is wound on the annular side surface of each winding machine, and one end of the steel wire rope bypasses the top end of the support frame and is fixedly installed at the top end of the car. The T-shaped square blocks are arranged on the limiting groove, the limiting groove is formed in the upper portion of the door plate, the T-shaped square blocks are arranged on the lower portion of the limiting groove, the door plate is arranged on the upper portion of the limiting groove, the door plate is arranged on the lower portion of the limiting groove, the T-shaped square blocks are arranged on the upper portion of the limiting groove, and the T-shaped square blocks are arranged on the upper portion of the limiting groove.

Description

Material lifting machine for building site

Technical Field

The utility model relates to the technical field of material hoists, in particular to a material hoist for a construction site.

Background

The material lifting machine is provided with safety protection devices such as a rope breaking protection safety device, a stopping safety device, a buffering device, an upper-lower height and limit limiter, a locking rope device and the like, the two ends of the lift car are symmetrically and rotatably provided with the door plates, the door plates can be used as channels after being opened by rotation, and materials can be conveniently loaded and unloaded inside the lift car.

The material lifting machine for building site who uses at present has certain defect, lacks the convenient supporting mechanism of backplate, when causing the door plant to rotate and fall down, the backplate can not in time rotate and be in the state of opening, has reduced the security of door plant when using as the passageway, and when the door plant was closed simultaneously, the backplate was inconvenient to be accomodate foldingly, causes the backplate to receive the collision deformation in the use and is difficult to accomodate inside the car, consequently, provides a material lifting machine for building site and seems very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a material lifting machine for a construction site.

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

a material lifting machine for a construction site comprises a support frame, two winding machines, a steel wire rope, a car and rollers, wherein the two winding machines are symmetrically and fixedly installed at the bottom end inside the support frame, the two cars are symmetrically and slidably installed at the left end and the right end of the support frame, the rollers are symmetrically installed at the ends, close to the support frame, of the cars, the rollers are rotatably installed inside the support frame, the steel wire rope is wound on the annular side surface of the winding machine, one end of the steel wire rope bypasses the top end of the support frame and is fixedly installed at the top end of the car, spring hinges I are symmetrically and fixedly installed at the front end and the rear end of the car, door plates are symmetrically installed at the front end and the rear end of the car, the other end of each spring hinge is fixedly installed on a door plate, one ends, close to each other, of the two door plates are symmetrically installed on a protection plate, one end of the protection plate is attached to the door plate, two through grooves are symmetrically formed in the front end of the door plate, and two T-shaped squares are symmetrically and fixedly installed at the front end and the rear end of the lift car.

Furthermore, more than two fixed pulleys are evenly installed at the top end of the supporting frame, and one end of the steel wire rope bypasses the fixed pulleys.

Furthermore, pull ropes are symmetrically and fixedly arranged at one ends, close to each other, of the two door panels.

Further, the inside symmetry fixed mounting of car has the fixed block, the fixed block is located the door plant upside, fixed block top slidable mounting has T type circle piece, T type circle piece bottom is passed fixed block and fixed mounting has the magnetic path, two spacing grooves are seted up to door plant top symmetry, the magnetic path is installed at spacing inslot portion.

Further, install return spring on the T type disk ring side, and return spring upper and lower both ends respectively fixed mounting on T type disk and on the fixed block, fixed block one end fixed mounting has U type piece, and the inside rotation of U type piece installs the dwang, dwang one end is laminated with the backplate mutually.

Further, both ends symmetry fixed mounting has the rotation pin about the dwang, and the rotation pin rotates and installs inside U type piece, fixed mounting has torsional spring one on the rotation pin annular side, and torsional spring one outside fixed mounting is inside U type piece.

Further, the dwang top has seted up the recess, the inside fixed mounting of recess has the fixed pin, rotate on the fixed pin annular side and install the turning block, fixed mounting has torsional spring two on the fixed pin annular side, and the outside fixed mounting of torsional spring is inside the turning block.

The utility model has the beneficial effects that:

1. drive the backplate through rotating the door plant and remove, T type square extrusion backplate, make the backplate rotate and open, when needs use the door plant as the passageway, utilize the torsion of spring hinge one to make the door plant rotate and open, rotate at the door plant in-process, T type square passes logical groove and backplate laminating, and then extrude the backplate, the backplate receives the extrusion and rotates around spring hinge two, make spring hinge two produce torsion, the backplate rotates and is convenient for both ends are protected about the door plant, the security of carrying the material on the door plant has been improved.

2. Drive the magnetic path through pulling T type circle piece and remove and break away from limiting groove inside, and then be convenient for the door plant to rotate and open, upwards pulling T type circle piece, T type circle piece rebound drives the magnetic path and removes and break away from limiting groove inside, and then the door plant rotates under the effect of spring hinge elasticity and opens, because the turning block rotates and installs on the dwang, so T type piece rebound extrusion turning block rotates around the fixed pin, can not block T type piece rebound, T type circle piece rebound stretches return spring, the magnetic path removes and adsorbs the laminating with the fixed block, the adsorption affinity between magnetic path and the fixed block is greater than return spring's elasticity, and then the position of fixed magnetic path, the quick rotation of the door plant of being convenient for is opened.

3. The rotating rod is extruded through the protection plate, the rotating block is further driven to move and extrude the T-shaped round block, the magnetic block is further pushed into the limiting groove, the door plate is driven to rotate and close through pulling the pull rope, the protection plate is separated from the T-shaped square block in the rotating and closing process of the door plate, the protection plate is further driven to rotate and reset under the action of the torsion force of the spring hinge II, the door plate and the protection plate are stored in the car together, the protection plate extrudes the rotating rod in the storing and moving process, the rotating rod further rotates around the rotating pin and extrudes the torsion spring I, the rotating rod drives the rotating block to move and be attached to the top end of the T-shaped round block while rotating, the T-shaped round block further reversely extrudes the rotating block, the rotating block rotates and extrudes the torsion spring II, when the door plate rotates to a vertical position, and the limiting groove is aligned up and down, the sum of the torsion force of the torsion spring II and the elasticity of the return spring is larger than the adsorption force between the magnetic block and the fixed block, and then promote T type circle piece and magnetic path downstream for the magnetic path downstream gets into spacing inslot portion, accomplishes the joint fixed to the door plant.

Drawings

Fig. 1 is a schematic perspective view of a material hoist for a construction site according to an embodiment 1 of the present invention;

FIG. 2 is a schematic view of a door panel assembly structure of an embodiment 1 of the material lifting machine for construction sites, provided by the utility model;

FIG. 3 is a schematic diagram of a magnetic block assembly structure of an embodiment 2 of the material lifter for construction sites, provided by the utility model;

fig. 4 is a partially enlarged schematic structural diagram of an embodiment 2 of a material lifting machine for a construction site according to the present invention.

In the figure: 1. a support frame; 2. a winding machine; 3. a wire rope; 4. a car; 5. a roller; 6. a door panel; 7. a first spring hinge; 8. a guard plate; 9. a second spring hinge; 10. a T-shaped square block; 11. a through groove; 12. a fixed block; 13. a T-shaped round block; 14. a return spring; 15. a magnetic block; 16. a U-shaped block; 17. rotating the rod; 18. a rotation pin; 19. a first torsion spring; 20. rotating the block; 21. a fixing pin; 22. and a second torsion spring.

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 of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Example 1

Referring to fig. 1-2, a material hoister for construction sites comprises a support frame 1, winding machines 2, a steel wire rope 3, a car 4 and rollers 5, wherein two winding machines 2 are symmetrically installed at the bottom end inside the support frame 1 through bolts, two cars 4 are symmetrically and movably installed at the left and right ends of the support frame 1, the rollers 5 are symmetrically installed at one ends, close to the support frame 1, of the cars 4 through rotating shafts, the rollers 5 are installed inside the support frame 1 in a rolling manner, the cars 4 are convenient to vertically move along the support frame 1 due to the design of the rollers 5, the steel wire rope 3 is wound on the annular side surface of the winding machines 2, one end of the steel wire rope 3 bypasses the top end of the support frame 1 and is welded at the top end of the car 4, the steel wire rope 3 is convenient to work and wind the steel wire rope 3 by the winding machines 2, the car 4 is convenient to upwards pull, spring hinges 7 are symmetrically installed at the front and rear ends of the car 4 through screws, door panels 6 are symmetrically and rotatably installed at the front and rear ends of the car 4, the other end of a spring hinge 7 passes through the mounting screw on door plant 6, the automatic rotation of design door plant 6 of a spring hinge 7 is opened, two door plants 6 are close to one end each other and install spring hinge two 9 through the screw symmetry, and the other end of spring hinge two 9 passes through the mounting screw on backplate 8, the rotation of backplate 8 of being convenient for of the design of spring hinge two 9 is folding, 8 one end of backplate and 6 laminating of door plant are mutually laminated, two logical grooves 11 of 6 front end symmetrical processing of door plant, two T type squares 10 of both ends symmetrical welding around car 4, door plant 6 of being convenient for of the design of T type square 10 extrudees backplate 8 when rotating, make backplate 8 rotate and open.

In the utility model, it should be noted that more than two fixed pulleys are uniformly installed at the top end of the support frame 1 through bolts, one end of the steel wire rope 3 passes around the fixed pulleys, the fixed pulleys are designed to facilitate winding of the steel wire rope 3, one ends of the two door panels 6 close to each other are provided with pull ropes through rivets, and the pull ropes are designed to facilitate pulling the door panels 6 to rotate and close.

The working principle of the embodiment is as follows: when needs use door plant 6 when being the passageway, utilize the torsion of a spring hinge 7 to make door plant 6 rotate and open, rotate the in-process at door plant 6, T type square 10 passes through logical groove 11 and 8 laminating of backplate, and then extrudees backplate 8, and backplate 8 receives the extrusion and rotates around two 9 spring hinges for two 9 spring hinges produce torsion, and backplate 8 rotates and is convenient for protect both ends about door plant 6, has improved the security of transport material on door plant 6.

Example 2

Referring to fig. 3-4, a material elevator for construction sites further comprises a fixed block 12, a T-shaped round block 13 and a magnet block 15, the fixed block 12 is symmetrically welded inside the car 4, the fixed block 12 is positioned on the upper side of the door panel 6, the T-shaped round block 13 is movably installed at the top end of the fixed block 12, the bottom end of the T-shaped round block 13 penetrates through the fixed block 12 and is provided with the magnet block 15 through a screw, two limit grooves are symmetrically machined at the top end of the door panel 6, the magnet block 15 is assembled inside the limit grooves, so that the door panel 6 is in a closed state, a return spring 14 is assembled on the annular side surface of the T-shaped round block 13, the upper end and the lower end of the return spring 14 are respectively welded on the T-shaped round block 13 and the fixed block 12, the return spring 14 is designed so that the T-shaped round block 13 can move downwards, so that the magnet block 15 is assembled inside the limit grooves, a U-shaped block 16 is installed at one end of the fixed block 12 through a screw, and the inside of the U-shaped block 16 is rotatably provided with a rotating rod 17 through a rotating pin 18, one end of the rotating rod 17 is attached to the guard plate 8, the design of the rotating rod 17 is convenient for closing the door panel 6 and the guard plate 8, the T-shaped round block 13 is pushed to move downwards, the left end and the right end of the rotating rod 17 are symmetrically welded with rotating pins 18, and the rotating pin 18 is rotatably installed inside the U-shaped block 16 through a bearing, a first torsion spring 19 is welded on the annular side surface of the rotating pin 18, the outer side of the first torsion spring 19 is welded inside the U-shaped block 16, the first torsion spring 19 is designed to facilitate the rotary reset of the rotary rod 17, a groove is processed at the top end of the rotary rod 17, a fixing pin 21 is installed inside the groove through a screw, a rotary block 20 is installed on the annular side surface of the fixing pin 21 through a bearing in a rotary mode, a second torsion spring 22 is welded on the annular side surface of the fixing pin 21, and the outer side of the second torsion spring 22 is welded in the rotating block 20, and the design of the second torsion spring 22 is convenient for the rotating block 20 to rotate and reset.

The working principle of the embodiment is as follows: when door plant 6 is opened to needs, the user upwards pulls T type circle piece 13, T type circle piece 13 rebound drives magnetic path 15 and removes and breaks away from the spacing inslot portion, and then door plant 6 rotates under the effect of spring hinge 7 elasticity and opens, because rotor 20 rotates and installs on dwang 17, so T type piece rebound extrusion rotor 20 rotates around fixed pin 21, can not block T type piece rebound, T type circle piece 13 rebound stretches return spring 14, magnetic path 15 removes and adsorbs the laminating with fixed block 12, the adsorption affinity between magnetic path 15 and the fixed block 12 is greater than return spring 14's elasticity, and then the position of fixed magnetic path 15.

When the door panel 6 needs to be closed, the door panel 6 is driven to rotate and close by pulling the pull rope, the protective plate 8 is separated from the T-shaped square block 10 in the rotating and closing process of the door panel 6, the protective plate 8 is further driven to rotate and reset under the action of the torsion force of the spring hinge II 9, the door panel 6 and the protective plate 8 are accommodated in the car 4 together, the protective plate 8 extrudes the rotating rod 17 in the accommodating and moving process, the rotating rod 17 rotates around the rotating pin 18 and extrudes the torsion spring I19, the rotating rod 17 rotates and simultaneously drives the rotating block 20 to move to be attached to the top end of the T-shaped round block 13, the T-shaped round block 13 reversely extrudes the rotating block 20, the rotating block 20 rotates and extrudes the torsion spring II 22, when the door panel 6 rotates to a vertical position, and the magnetic block 15 is aligned with the limiting groove up and down, at the moment, the sum of the torsion force of the torsion spring II 22 and the elasticity of the return spring 14 is larger than the adsorption force between the magnetic block 15 and the fixed block 12, and then the T-shaped round block 13 and the magnetic block 15 are pushed to move downwards, so that the magnetic block 15 moves downwards to enter the limiting groove, and the door plate 6 is clamped and fixed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a material lifting machine for building site, includes support frame (1), rolling machine (2), wire rope (3), car (4) and gyro wheel (5), two rolling machines (2) of inside bottom symmetry fixed mounting of support frame (1), two car (4) of both ends symmetry slidable mounting about support frame (1), car (4) are close to support frame (1) one end symmetry and install gyro wheel (5), and gyro wheel (5) rotate and install inside support frame (1), wind wire rope (3) on rolling machine (2) annular side, and wire rope (3) one end is walked around support frame (1) top and fixed mounting on car (4) top, its characterized in that, both ends symmetry fixed mounting has spring hinge (7) around car (4), door plant (6) are installed to both ends symmetry around car (4), spring hinge one (7) other end fixed mounting is on door plant (6), two door plant (6) are close to one end symmetry each other and install spring hinge two (9), and spring hinge two (9) other end fixed mounting on backplate (8), backplate (8) one end is laminated with door plant (6) mutually, two logical groove (11) are seted up to door plant (6) front end symmetry, two T type squares (10) of both ends symmetry fixed mounting around car (4).

2. The material lifting machine for the construction site as claimed in claim 1, wherein more than two fixed pulleys are uniformly installed at the top end of the support frame (1), and one end of the steel wire rope (3) is wound around the fixed pulleys.

3. The material lifting machine for the construction site as claimed in claim 1, characterized in that a pulling rope is symmetrically and fixedly arranged at one end of the two door panels (6) close to each other.

4. The material lifting machine for the construction site as claimed in claim 1, wherein the car (4) is internally and symmetrically and fixedly provided with a fixing block (12), the fixing block (12) is positioned on the upper side of the door plate (6), the top end of the fixing block (12) is slidably provided with a T-shaped round block (13), the bottom end of the T-shaped round block (13) penetrates through the fixing block (12) and is fixedly provided with a magnetic block (15), the top end of the door plate (6) is symmetrically provided with two limiting grooves, and the magnetic block (15) is arranged in the limiting grooves.

5. The material lifting machine for the construction site as claimed in claim 4, wherein a return spring (14) is installed on the annular side surface of the T-shaped round block (13), the upper end and the lower end of the return spring (14) are respectively and fixedly installed on the T-shaped round block (13) and the fixed block (12), a U-shaped block (16) is fixedly installed at one end of the fixed block (12), a rotating rod (17) is installed inside the U-shaped block (16) in a rotating mode, and one end of the rotating rod (17) is attached to the guard plate (8).

6. The material lifting machine for the construction site as claimed in claim 5, wherein the rotating pin (18) is symmetrically and fixedly installed at the left end and the right end of the rotating rod (17), the rotating pin (18) is rotatably installed inside the U-shaped block (16), the first torsion spring (19) is fixedly installed on the annular side surface of the rotating pin (18), and the outer side of the first torsion spring (19) is fixedly installed inside the U-shaped block (16).

7. The material lifting machine for the construction site as claimed in claim 6, wherein a groove is formed at the top end of the rotating rod (17), a fixing pin (21) is fixedly installed inside the groove, a rotating block (20) is rotatably installed on the annular side surface of the fixing pin (21), a second torsion spring (22) is fixedly installed on the annular side surface of the fixing pin (21), and the outer side of the second torsion spring (22) is fixedly installed inside the rotating block (20).