CN210855083U

CN210855083U - Material lifting device for building construction

Info

Publication number: CN210855083U
Application number: CN201921787610.5U
Authority: CN
Inventors: 张凯; 康家涛; 施钧; 刘轶
Original assignee: Henan Vocational and Technical College of Communications
Current assignee: Henan Vocational and Technical College of Communications
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-26
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a material lifting device for construction, including roof-rack and bearing platform, the top outer wall of roof-rack has the wheel carrier through the fix with screw, and the inner wall of wheel carrier is connected with the leading wheel through the bearing, the welding of top outer wall one side of roof-rack has the support, and the outer wall of support opens there is the dead eye, the inner wall of dead eye is connected with the drive shaft through the bearing, and the outer wall both sides of drive shaft all have the rolling wheel through the key-type connection, one side outer wall of support has the hoisting motor through the fix with screw, and the output shaft of hoisting motor is fixed in the one end of drive shaft through the shaft coupling. The utility model discloses can improve the stability of the ascending in-process of bearing platform, help reducing rocking of bearing platform to reduce the wearing and tearing that wire rope received, be favorable to prolonging wire rope's life, can promptly stop the bearing platform when the accident appears and remove, the control single material of being convenient for promotes weight, avoids the material overweight to cause the device to damage.

Description

Material lifting device for building construction

Technical Field

The utility model relates to a construction equipment technical field especially relates to a material lifting device for construction.

Background

When building construction, especially high-rise building construction, need to promote the material to a certain height, generally adopt motor drive, promote the material through assembly pulley and wire rope.

For example, chinese patent publication No. CN208135696U discloses a material lifting machine device for building construction, which comprises a base, a hanging basket, a first rigid rope, a second rigid rope, a lead screw, a right pulley and a left slider, wherein the right pulley is sleeved on the surface of the right outer ring of the lead screw in a threaded connection manner, the hanging basket is lifted by the two rigid ropes, and the hanging basket is lifted by the two rigid ropes, because the weight of the hanging basket is large in the lifting process, the inertia of the hanging basket is also large, if the hanging basket shakes, the hanging basket will continuously shake for a long time, so that the stability of the hanging basket in the lifting process is poor, and the rigid ropes are easily worn seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the material hoisting device for construction who provides.

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

a material lifting device for building construction comprises a top frame and a bearing table, wherein a wheel carrier is fixed on the outer wall of the top frame through screws, the inner wall of the wheel carrier is connected with a guide wheel through a bearing, a bracket is welded on one side of the outer wall of the top frame, a bearing hole is formed in the outer wall of the bracket, the inner wall of the bearing hole is connected with a driving shaft through a bearing, the two sides of the outer wall of the driving shaft are connected with winding wheels through keys, a lifting motor is fixed on the outer wall of one side of the bracket through screws, an output shaft of the lifting motor is fixed at one end of the driving shaft through a coupler, fixing frames are welded on the two sides of the outer wall of the bottom of the top frame, fixed pulley mounting holes are formed in the outer wall of the fixing frames, fixed pulleys are connected with the inner wall of the fixed pulley mounting holes through bearings, two pulley, and steel wire ropes are fixed on two sides of the outer wall of the bottom of the top frame through screws.

Preferably, the bottom of the outer wall of one side of the fixing frame is welded with a guide rail, and the inner wall of the guide rail is connected with a braking wheel in a sliding manner.

Preferably, the bottom of the outer wall of the fixing frame is fixed with a hydraulic cylinder through a screw, and one end of a piston rod of the hydraulic cylinder is fixed on the outer wall of the braking wheel through a screw.

Preferably, the inner wall of the fixing frame is fixed with a stop dog through a screw, and the outer wall of one side of the stop dog, which is close to the braking wheel, is provided with a groove.

Preferably, the outer wall welding of system stop pulley has the sand grip, and the specification of sand grip and the specification looks adaptation of recess.

Preferably, still include weighing mechanism, weighing mechanism includes pressure sensor and bearing plate, and pressure sensor passes through the screw fixation in the bottom inner wall of bearing platform.

Preferably, the bearing plate is located above the pressure sensor, and a support spring is welded between the bearing plate and the inner wall of the bottom of the bearing table.

Compared with the prior art, the utility model provides a material lifting device for construction possesses following beneficial effect:

1. this material lifting device for construction, through four movable pulleys that set up, two movable pulleys and fixed pulley are walked around respectively to two wire rope, when promoting the bearing platform, if the bearing platform rocks, the wire rope slope of two movable pulleys spur both sides simultaneously, the resistance that the movable pulley received when rocking to both sides is bigger, can improve the stability of the ascending in-process of bearing platform, help reducing rocking of bearing platform, thereby reduce the wearing and tearing that wire rope received, be favorable to prolonging wire rope's life.

2. This material lifting device for construction through pneumatic cylinder, system stop pulley and the dog that sets up, starts the pneumatic cylinder and drives the system stop pulley and remove, and during the sand grip embedding recess of dog of system stop pulley outer wall, can block wire rope and continue to slide, can promptly stop the bearing platform and remove when the accident appears.

3. This material lifting device for construction through the bearing plate and the pressure sensor who set up, places the material on the bearing plate, weighs material weight through pressure sensor, is convenient for control single material promotion weight, avoids the material overweight to cause the device to damage.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses it is stable to promote the process, long service life.

Drawings

Fig. 1 is a schematic view of the overall structure of a material lifting device for building construction provided by the utility model;

fig. 2 is a schematic structural view of a braking wheel of the material lifting device for building construction provided by the utility model;

fig. 3 is the utility model provides an example 2 provides a sectional structure schematic diagram of material hoisting device bearing platform for construction.

In the figure: 1-top frame, 2-lifting motor, 3-driving shaft, 4-winding wheel, 5-guide wheel, 6-fixed pulley, 7-steel wire rope, 8-movable pulley, 9-bearing table, 10-hydraulic cylinder, 11-fixing frame, 12-guide rail, 13-braking wheel, 14-stop block, 15-bearing plate, 16-pressure sensor and 17-supporting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like 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, and 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 therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a material lifting device for building construction comprises a top frame 1 and a bearing table 9, wherein a wheel carrier is fixed on the outer wall of the top frame 1 through screws, the inner wall of the wheel carrier is connected with a guide wheel 5 through a bearing, a bracket is welded on one side of the outer wall of the top frame 1, the outer wall of the bracket is provided with a bearing hole, the inner wall of the bearing hole is connected with a driving shaft 3 through a bearing, two sides of the outer wall of the driving shaft 3 are connected with winding wheels 4 through keys, a lifting motor 2 is fixed on the outer wall of one side of the bracket through screws, the output shaft of the lifting motor 2 is fixed on one end of the driving shaft 3 through a coupler, two sides of the outer wall of the bottom of the top frame 1 are welded with fixed frames 11, the outer wall of the fixed frame 11 is provided with fixed pulley mounting holes, the inner, and the inner wall of the pulley yoke is connected with a movable pulley 8 through a bearing, and steel wire ropes 7 are fixed on two sides of the outer wall of the bottom of the top frame 1 through screws.

The utility model discloses in, the welding of one side outer wall bottom of mount 11 has guide rail 12, and the inner wall sliding connection of guide rail 12 has braking wheel 13.

The utility model discloses in, there is pneumatic cylinder 10 bottom the outer wall of mount 11 through the fix with screw, and the outer wall of system stopping wheel 13 is passed through the fix with screw to pneumatic cylinder 10's piston rod one end.

The utility model discloses in, the inner wall of mount 11 has dog 14 through the fix with screw, and dog 14 is close to one side outer wall of system stop pulley 13 and opens flutedly.

The utility model discloses in, the outer wall welding of system stop pulley 13 has the sand grip, and the specification of sand grip and the specification looks adaptation of recess.

Example 2

Referring to fig. 3, a material lifting device for building construction still includes weighing machine, and weighing machine constructs including pressure sensor 16 and bearing plate 15, and pressure sensor 16 passes through the fix with screw in the bottom inner wall of bearing platform 9, weighs material weight through pressure sensor 16, is convenient for control single material and promotes weight, and bearing plate 15 is located pressure sensor 16's top, and the welding has supporting spring 17 between the bottom inner wall of bearing plate 15 and bearing platform 9.

The working principle is as follows: the material that will promote is placed in the inside of bearing platform 9, pressure sensor 16 measures the weight of material, start to promote motor 2 and drive shaft 3 and rotate, take-up reel 4 rolling wire rope 7, wire rope 7 slides along leading wheel 5, movable pulley 8 and fixed pulley 6, thereby it promotes the material to drive bearing platform 9 to rise, when emergency appears, start pneumatic cylinder 10 and drive system stop pulley 13 and remove, system stop pulley 13 and the common centre gripping wire rope of dog 14, it falls to block bearing platform 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a material lifting device for construction, includes roof-rack (1) and bearing platform (9), its characterized in that, the top outer wall of roof-rack (1) has the wheel carrier through the fix with screw, and the inner wall of wheel carrier is connected with leading wheel (5) through the bearing, the welding of top outer wall one side of roof-rack (1) has the support, and the outer wall of support opens there is the dead eye, the inner wall of dead eye is connected with drive shaft (3) through the bearing, and the outer wall both sides of drive shaft (3) all have wind-up pulley (4) through the key-type connection, the outer wall of one side of support has lifting motor (2) through the fix with screw, and the output shaft of lifting motor (2) is fixed in the one end of drive shaft (3) through the shaft coupling, mount (11) have all been welded to the bottom outer wall both sides of roof-rack (1), the inner wall of the fixed pulley mounting hole is connected with a fixed pulley (6) through a bearing, two pulley frames are welded on two sides of the outer wall of the top of the bearing table (9), the inner wall of each pulley frame is connected with a movable pulley (8) through a bearing, and steel wire ropes (7) are fixed on two sides of the outer wall of the bottom of the top frame (1) through screws.

2. The material lifting device for building construction as claimed in claim 1, wherein a guide rail (12) is welded to the bottom of the outer wall of one side of the fixed frame (11), and a braking wheel (13) is slidably connected to the inner wall of the guide rail (12).

3. The material lifting device for building construction as claimed in claim 2, wherein the hydraulic cylinder (10) is fixed at the bottom of the outer wall of the fixed frame (11) by a screw, and one end of the piston rod of the hydraulic cylinder (10) is fixed at the outer wall of the braking wheel (13) by a screw.

4. The material lifting device for building construction as claimed in claim 2, characterized in that the inner wall of the fixing frame (11) is fixed with a stopper (14) by a screw, and the outer wall of the stopper (14) near the braking wheel (13) is provided with a groove.

5. The material lifting device for building construction as claimed in claim 4, wherein the braking wheel (13) is welded with a convex strip on the outer wall, and the size of the convex strip is matched with that of the groove.

6. The material lifting device for building construction according to claim 1, further comprising a weighing mechanism, wherein the weighing mechanism comprises a pressure sensor (16) and a bearing plate (15), and the pressure sensor (16) is fixed on the inner bottom wall of the bearing table (9) through screws.

7. The material lifting device for building construction according to claim 6, characterized in that the bearing plate (15) is located above the pressure sensor (16), and a support spring (17) is welded between the bearing plate (15) and the inner bottom wall of the bearing platform (9).