CN218375044U - Scaffold - Google Patents

Abstract

The utility model discloses a scaffold, which relates to the technical field of house construction and comprises a lifting mechanism arranged above a base; the upper part of the lifting mechanism is connected with a lifting platform; a fixing sleeve is slidably sleeved on the vertical rod and connected with the lifting platform; the lifting platform is provided with a steel pedal and a conveying mechanism; the base is provided with a fixing component. The utility model can fix the lifting platform together by arranging the upright stanchion and the fixed sleeve; through the arrangement of the lifting mechanism, the telescopic cylinder can push the diagonal draw bars which are in scissors type cross rotation connection to expand and fold, so that the lifting of the lifting platform is completed; the weight is placed on the conveying mechanism by arranging the steel pedal and the conveying mechanism, the conveying belt can rotate by rotating the handle, and the weight can be easily moved to a required position by rotating the conveying belt; through setting up fixed subassembly, screw up the clamping screw at both ends, make the friction disc of clamping screw bottom and ground in close contact with, fix the scaffold frame through frictional force.

Description

Scaffold

Technical Field

The utility model relates to a house construction technical field specifically is a scaffold frame.

Background

The scaffold refers to various supports erected for workers to operate and solve vertical and horizontal transportation on a construction site, different types of scaffolds are required for different types of engineering construction, the types of the scaffolds are numerous, and the scaffold can be divided into an outer scaffold, an inner scaffold according to the erected position, and can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials. The scaffold can be divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold and the like according to the construction form.

In the house construction, often can set up the scaffold frame of different grade type according to the construction needs, the scaffold frame that uses generally requires to have characteristics such as stable, portable, nimble, convenient transport, but the scaffold frame commonly used now needs the manual work to carry when transporting the required heavy object of house construction, and not only intensity of labour is big, and has the potential safety hazard.

In view of this, the present invention is especially provided.

Disclosure of Invention

The utility model is directed to the above problem, a conveniently carry scaffold frame of heavy object is provided, solved when the required heavy object of transportation house construction artifical transport intensity of labour big and have the problem of potential safety hazard.

The utility model adopts the technical proposal that: a scaffold comprises a base, an upright rod, a lifting mechanism, a lifting platform and a conveying mechanism;

a lifting mechanism is arranged above the base;

four upright rods are vertically arranged above the base and are respectively positioned at the outer sides of the lifting mechanisms;

a lifting platform is connected above the lifting mechanism, four vertical rods are respectively sleeved with a fixed sleeve in a sliding manner, and the four fixed sleeves are respectively connected with the lifting platform;

the lifting platform is respectively provided with a steel pedal and a conveying mechanism, and the conveying mechanism is positioned on one side of the steel pedal;

the bottom end of the base is provided with four universal wheels;

and two sides of the base are respectively provided with a fixing component.

Furthermore, the lifting mechanism is a scissor-fork type lifting structure.

Furthermore, the transmission mechanism comprises a transmission belt, a first bevel gear, a second bevel gear, a driving wheel, a driven wheel, a belt, a rotating roller and a rotating rod;

a rotating rod penetrates through the upper part of the steel pedal in a rotating mode, a handle is connected to the upper part of the rotating rod, a first bevel gear is connected to the lower part of the rotating rod, a circular groove is formed in the rotating rod, a fixing ring is arranged inside the steel pedal, the fixing ring is rotatably sleeved in the circular groove, a second bevel gear is rotatably arranged in the steel pedal, and the first bevel gear is meshed with the second bevel gear;

the second bevel gear is connected with a driving wheel through a first rotating shaft, a driven wheel is rotationally arranged in the steel pedal, and the driving wheel is connected with the driven wheel through a belt;

the lifting platform is respectively and rotatably connected with two rotating rollers, first ends of the two rotating rollers are respectively and rotatably arranged on the outer side of the lifting platform, and second ends of the two rotating rollers respectively penetrate through the side wall of the steel pedal through second rotating shafts and are connected with the driving wheel and the driven wheel;

the conveying belt is sleeved on the two rotating rollers.

Furthermore, rolling bearings are respectively arranged at the joints of the rotating roller, the lifting platform and the side wall of the steel pedal.

Furthermore, the steel pedal is provided with anti-skid grains.

Furthermore, the fixing assembly comprises protruding handles and fixing screws, the protruding handles are arranged on two sides of the base respectively, threaded holes are formed in the two protruding handles respectively, the fixing screws penetrate through the threaded holes respectively, friction plates are connected to the bottom ends of the two fixing screws respectively, and the two friction plates are in detachable contact with the ground respectively.

The utility model has the advantages that:

the utility model discloses a fixed cover is established to the slip cap respectively in the pole setting, and fixed cover connects lift platform, and when lift platform goes up and down, pole setting and fixed cover can play the fixed action to lift platform jointly; the lifting mechanism is arranged above the base, when the height of the lifting platform is required to be adjusted according to the construction height in the building construction process, the air cylinder is started to stretch, the first diagonal draw bar and the third diagonal draw bar, the second diagonal draw bar and the fourth diagonal draw bar which are in 'scissors-type' cross rotation connection can be pushed to unfold and fold, and the lifting of the lifting platform is completed by unfolding and folding the 'scissors-type' diagonal draw bars; the lifting platform is provided with a steel pedal and a conveying mechanism respectively, when construction heavy objects need to be conveyed to a high position, the heavy objects are placed on the conveying mechanism, a constructor stands on the steel pedal on one side, a cylinder is started to push the lifting platform to lift to a required height, the constructor rotates a handle, the handle rotates to drive a first bevel gear to rotate through a rotating rod, the first bevel gear drives a second bevel gear to rotate, the second bevel gear drives a driving wheel to rotate, the driving wheel drives a driven wheel to rotate through a belt, the driving wheel and the driven wheel can respectively drive two connected rotating rollers to rotate, the two rotating rollers can drive a conveying belt to rotate together, and the conveying belt rotates to easily move the heavy objects to a required position; the fixing assemblies are arranged on two sides of the base respectively, and after the scaffold is moved to a required construction position, the fixing screw rods at two ends are screwed up respectively, so that the friction plates at the bottom ends of the fixing screw rods are in close contact with the ground, and the scaffold is fixed through friction force. Simultaneously the utility model has the advantages of being simple in structure and convenient in operation, and the flexibility ratio is high.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a three-dimensional view of the whole lifting mechanism of the present invention;

FIG. 3 is a schematic structural view of the rotating roller of the present invention in the lifting platform;

fig. 4 is a schematic sectional view of the lifting platform of the present invention;

fig. 5 is an enlarged schematic view of the transfer mechanism at a position of the present invention.

Reference numerals:

1 is a base; 2 is a vertical rod; 3 is a lifting mechanism; 301 is a first diagonal member; 302 is a second diagonal draw bar; 303 is a third diagonal draw bar; 304 is a fourth diagonal draw bar; 305 is a first connecting rod; 306 is a second connecting rod; 307 is a cylinder; 4 is a lifting platform; 401 is a steel pedal; 5 is a transmission mechanism; 501 is a handle; 502 is a conveyor belt; 503 is a first bevel gear; 504 is a second bevel gear; 505 is a driving wheel; 506 is a driven wheel; 507 is a belt; 508 is a rotating roller; 509 is a rotating rod; 6 is a protruding handle; 7 is a fixed screw; 8 is a universal wheel; and 9 is a fixing sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

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.

Referring to fig. 1 to 5, a scaffold comprises a base 1, an upright rod 2, a lifting mechanism 3, a lifting platform 4 and a conveying mechanism 5;

base 1 top sets up elevating system 3, four pole settings 2 of the vertical installation in base 1 top, four pole settings 2 are located the 3 outsides of elevating system respectively, elevating platform 4 is connected to elevating system 3 top, fixed cover 9 is established to the slip cap respectively on four pole settings 2, elevating platform 4 is connected respectively to four fixed cover 9, when elevating platform 4 goes up and down, four fixed cover 9 can overlap and establish and move on pole setting 2, pole setting 2 and fixed cover 9 can play the fixed action to elevating platform 4 jointly.

Elevating system 3 is for cutting fork elevation structure, and concrete structure is: the lifting mechanism 3 comprises a first diagonal draw bar 301, a second diagonal draw bar 302, a third diagonal draw bar 303, a fourth diagonal draw bar 304, a first connecting bar 305, a second connecting bar 306 and a cylinder 307, wherein the two sides of the base 1 are respectively hinged with the first diagonal draw bar 301, the other end of the first diagonal draw bar 301 is hinged with the second diagonal draw bar 302, the other end of the second diagonal draw bar 302 is hinged with the bottom end of the lifting platform 4, the two sides of the base 1 are respectively provided with a chute, the two chutes are respectively provided with the third diagonal draw bar 303 in a sliding and hinging manner, the third diagonal draw bar 303 is positioned at one side of the first diagonal draw bar 301, the other end of the third diagonal draw bar 303 is hinged with the fourth diagonal draw bar 304, the other end of the fourth diagonal draw bar 304 is hinged with the bottom end of the lifting platform 4 in a sliding manner, and the first diagonal draw bar 301 and the third diagonal draw bar 303, and the second diagonal draw bar 302 and the fourth diagonal draw bar 304 are in a scissors type cross rotating connection, between two first oblique pull rod 301 and the articulated position of second oblique pull rod 302, connect through head rod 305 respectively between two third oblique pull rod 303 and the articulated position of fourth oblique pull rod 304, connect through second connecting rod 306 between two third oblique pull rod 303, articulated cylinder 307 on the base 1, second connecting rod 306 is connected to cylinder 307 work end, in the house construction process, when the height of lift platform 4 needs to be adjusted according to the construction height, it is flexible to start cylinder 307, can promote to be the first oblique pull rod 301 and the third oblique pull rod 303 that "scissors formula" cross rotation is connected, second oblique pull rod 302 and the extension of fourth oblique pull rod 304 expand and fold, and utilize the expansion and the folding lift of accomplishing lift platform 4 of "scissors formula" oblique pull rod.

The lifting platform 4 is respectively provided with a steel pedal 401 and a transmission mechanism 5, the steel pedal 401 is provided with anti-slip patterns to avoid slipping when a constructor stands on the steel pedal 401 to work, the transmission mechanism 5 is positioned at one side of the steel pedal 401, the transmission mechanism 5 comprises a transmission belt 502, a first bevel gear 503, a second bevel gear 504, a driving wheel 505, a driven wheel 506, a belt 507, a rotating roller 508 and a rotating rod 509, the upper part of the steel pedal 401 rotates to penetrate through the rotating rod 509, the upper part of the rotating rod 509 is connected with a handle 501, the lower part of the rotating rod 509 is connected with the first bevel gear 503, the rotating rod 509 is provided with a circular groove, a fixed ring 510 is arranged inside the steel pedal 401, the fixed ring 510 is rotatably sleeved in the circular groove, the fixed ring 510 limits the rotating rod 509, the steel pedal 401 rotates to be provided with the second bevel gear 504, the first bevel gear 503 is meshed with the second bevel gear 504, the second bevel gear 504 is connected with a driving wheel 505 through a first rotating shaft, a driven wheel 506 is rotatably arranged in the steel pedal 401, the driving wheel 505 is connected with the driven wheel 506 through a belt 507, two rotating rollers 508 are respectively rotatably connected to the lifting platform 4, first ends of the two rotating rollers 508 are respectively rotatably arranged on the outer side of the lifting platform 4, second ends of the two rotating rollers 508 penetrate through the side wall of the steel pedal 401 through a second rotating shaft and are connected with the driving wheel 505 and the driven wheel 506, rolling bearings are respectively arranged at the joints of the rotating rollers 508, the lifting platform 4 and the side wall of the steel pedal 401, so that the two rotating rollers 508 can freely rotate, the conveying belt 502 is sleeved on the two rotating rollers 508, when construction heavy objects need to be conveyed to a required height during building construction, the heavy objects are placed on the conveying mechanism 5, a constructor stands on the steel pedal 401 on one side, the air cylinder 307 is started to stretch and retract, so as to push the lifting platform 4 to lift to the required height, constructor rotates handle 501, handle 501 drives first helical gear 503 to rotate through dwang 509, first helical gear 503 drives second helical gear 504 to rotate, second helical gear 504 drives action wheel 505 to rotate, action wheel 505 drives driven wheel 506 to rotate through belt 507, action wheel 505 and driven wheel 506 rotate and can drive two connected rotating rollers 508 to rotate respectively, two rotating rollers 508 can drive conveyer belt 502 to rotate jointly, conveyer belt 502 rotates and can easily move the heavy object to the required position.

Four universal wheels 8 are arranged at the bottom end of the base 1, so that the scaffold can move freely.

The base 1 both sides set up fixed subassembly respectively, it is concrete, fixed subassembly includes outstanding handle 6, clamping screw 7, base 1 both sides set up outstanding handle 6 respectively, set up the screw hole on two outstanding handles 6 respectively, two downthehole difference screw threads of screw thread run through clamping screw 7, the friction disc is connected respectively to two clamping screw 7 bottoms, two friction discs can dismantle the contact with ground respectively, after removing the scaffold frame to required construction site, the clamping screw 7 at both ends is screwed up respectively, make the friction disc and the ground in close contact with of clamping screw 7 bottom, fix the scaffold frame through frictional force.

The utility model discloses a working process: the scaffold is moved to a required construction position, the fixing screw rods 7 at two ends are respectively screwed down, a friction plate at the bottom end of the fixing screw rod 7 is in close contact with the ground, the scaffold is fixed through friction force, a heavy object is placed on the conveying mechanism 5, a constructor stands on a steel pedal 401 at one side, an air cylinder 307 is started to stretch, the first diagonal draw bar 301, the third diagonal draw bar 303, the second diagonal draw bar 302 and the fourth diagonal draw bar 304 which are connected in a scissor type cross rotating mode can be pushed to stretch and fold, the lifting platform 4 is lifted to a required height by utilizing the stretching and folding of the scissor type diagonal draw bars, the constructor rotates a handle 501, the handle 501 drives a first diagonal draw bar 509 to rotate, the first diagonal draw bar 503 drives a second diagonal draw bar 504 to rotate, the second diagonal draw bar 504 drives a driving wheel 505 to rotate, the driving wheel 505 drives a driven wheel 506 to rotate through a belt 507, the driving wheel 505 and the driven wheel 506 to rotate, the two rotating rollers 508 connected with the driving belt 502 can drive the conveying belt 502 to rotate together, and the conveying belt 502 can move the heavy object to a required position easily.

The utility model discloses a fixed cover is established to the slip cap respectively in the pole setting, and fixed cover connects lift platform, and when lift platform goes up and down, pole setting and fixed cover can play the fixed action to lift platform jointly; the lifting mechanism is arranged above the base, when the height of the lifting platform needs to be adjusted according to the construction height in the building construction process, the cylinder is started to stretch, the first diagonal draw bar and the third diagonal draw bar which are connected in a scissors type cross rotation mode and the second diagonal draw bar and the fourth diagonal draw bar can be pushed to unfold and fold, and the lifting platform is lifted by unfolding and folding the scissors type diagonal draw bars; the steel pedal and the conveying mechanism are respectively arranged on the lifting platform, when construction heavy objects need to be conveyed to a high place, the heavy objects are placed on the conveying mechanism, a constructor stands on the steel pedal on one side, the cylinder is started to push the lifting platform to lift to a required height, the constructor rotates the handle, the handle rotates to drive the first bevel gear to rotate through the rotating rod, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the belt, the driving wheel and the driven wheel can respectively drive the two connected rotating rollers to rotate, the two rotating rollers can drive the conveying belt to rotate together, and the heavy objects can be easily moved to a required position through the rotation of the conveying belt; the fixing assemblies are arranged on two sides of the base respectively, and after the scaffold is moved to a required construction position, the fixing screw rods at two ends are screwed up respectively, so that the friction plates at the bottom ends of the fixing screw rods are in close contact with the ground, and the scaffold is fixed through friction force. Simultaneously the utility model has the advantages of being simple in structure and convenient in operation, and the flexibility ratio is high.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (6)

1. A scaffold is characterized by comprising a base (1), a vertical rod (2), a lifting mechanism (3), a lifting platform (4) and a conveying mechanism (5);

a lifting mechanism (3) is arranged above the base (1);

four upright posts (2) are vertically arranged above the base (1), and the four upright posts (2) are respectively positioned on the outer sides of the lifting mechanisms (3);

a lifting platform (4) is connected above the lifting mechanism (3), four upright rods (2) are respectively sleeved with a fixing sleeve (9) in a sliding manner, and the four fixing sleeves (9) are respectively connected with the lifting platform (4);

the lifting platform (4) is respectively provided with a steel pedal (401) and a conveying mechanism (5), and the conveying mechanism (5) is positioned on one side of the steel pedal (401);

the bottom end of the base (1) is provided with four universal wheels (8);

and fixing components are respectively arranged on two sides of the base (1).

2. A scaffolding according to claim 1, characterized in that the lifting mechanism (3) is a scissor lift structure.

3. A scaffolding according to claim 1, characterized in that the transmission mechanism (5) comprises a transmission belt (502), a first bevel gear (503), a second bevel gear (504), a driving wheel (505), a driven wheel (506), a belt (507), a turning roller (508), a turning rod (509);

a rotating rod (509) penetrates through the upper portion of the steel pedal (401) in a rotating mode, a handle (501) is connected to the upper portion of the rotating rod (509), a first bevel gear (503) is connected to the lower portion of the rotating rod (509), a circular groove is formed in the rotating rod (509), a fixing ring (510) is arranged inside the steel pedal (401), the fixing ring (510) is rotatably sleeved in the circular groove, a second bevel gear (504) is rotatably arranged in the steel pedal (401), and the first bevel gear (503) is meshed with the second bevel gear (504);

the second bevel gear (504) is connected with a driving wheel (505) through a first rotating shaft, a driven wheel (506) is rotationally arranged in the steel pedal (401), and the driving wheel (505) is connected with the driven wheel (506) through a belt (507);

two rotating rollers (508) are respectively and rotatably connected to the lifting platform (4), first ends of the two rotating rollers (508) are respectively and rotatably arranged on the outer side of the lifting platform (4), and second ends of the two rotating rollers (508) respectively penetrate through the side wall of the steel pedal (401) through a second rotating shaft and are connected with the driving wheel (505) and the driven wheel (506);

the conveying belt (502) is sleeved on the two rotating rollers (508).

4. A scaffold according to claim 3, characterized in that the turning rollers (508) are provided with rolling bearings at the joints with the lifting platform (4) and the side wall of the steel tread (401), respectively.

5. A scaffolding according to claim 1, characterized in that the steel tread plates (401) are provided with anti-slip threads.

6. A scaffold according to claim 1, wherein the fixing assembly comprises a protruding handle (6) and a fixing screw (7), the protruding handle (6) is arranged on each side of the base (1), threaded holes are formed in two protruding handles (6), the fixing screw (7) is threaded through each threaded hole, friction plates are connected to the bottom ends of the two fixing screws (7), and the two friction plates are in detachable contact with the ground.

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