CN219604816U

CN219604816U - Scaffold for building construction

Info

Publication number: CN219604816U
Application number: CN202223290456.5U
Authority: CN
Inventors: 赵欢欢
Original assignee: Hao Hejun
Current assignee: Shanghai Changyuan Building Decoration Engineering Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-08-29
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a building construction scaffold, which belongs to the technical field of building construction, and comprises a supporting mechanism and a lifting mechanism, wherein square plates are hinged to a first upright post and a second upright post which are positioned on the same side, the symmetrically arranged square plates are in an inserting design, one ends of two groups of supporting pipes, which are far away from the first upright post and the second upright post, are respectively and slidably sleeved on a base, a first rotating assembly is arranged on the base, a second rotating assembly is respectively arranged on the first upright post and the second upright post, and a linkage assembly is arranged on the supporting pipes on the first upright post and the second upright post which are positioned on the same side, so that the scaffold can have height change in the use process through the relation between the upright posts and the lifting mechanism, and the problems that the practicability is insufficient and the operation of different heights cannot be met in the existing building construction scaffold are improved to a certain extent.

Description

Scaffold for building construction

Technical Field

The utility model relates to the technical field of building construction, in particular to a building construction scaffold.

Background

In the building construction process, the situation that the construction is impossible due to the height is frequently encountered, and at this time, the construction is needed to be completed by means of a scaffold.

In the prior art, for example, a construction scaffold disclosed in publication number CN216476237U comprises a first support column and a second support column, wherein the two first support columns are fixedly connected through a first connecting rod, the two second support columns are fixedly connected through a second connecting rod, the top of the first support leg column is rotationally connected with a first mounting frame, the top of the second support column is rotationally connected with a second mounting frame, the first mounting frame is rotationally connected with the second mounting frame through a rotating shaft, and a connecting mechanism is arranged between the first mounting frame and the second mounting frame. This construction scaffold aligns first installing frame and second installing frame during the use to it is fixed with first installing frame and second installing frame with the bracing piece through spacing subassembly, make the scaffold get into working form fast, fold first installing frame and second installing frame during the transportation, reduce the space that occupies, convenient transportation, simple structure, the practicality is strong.

According to the scheme, the scaffold is reduced in occupied space by the method of folding the mounting frame, so that the purpose of convenient transportation is achieved, but the device is not practical enough in the use process and cannot meet the operation of different heights in the construction process.

Disclosure of Invention

In order to make up for the defects, the utility model provides a building construction scaffold, and aims to solve the problems that the existing building construction scaffold is not enough in practicality and cannot meet the requirements of operations at different heights.

The utility model is realized in the following way:

a scaffold for building construction comprises a supporting mechanism, a lifting mechanism and a sliding mechanism.

The support mechanism comprises a first upright post, a second upright post, a connecting rod and a square plate, wherein the two first upright posts are in threaded connection through the connecting rod, the two second upright posts are in threaded connection through the other connecting rod, the square plate is symmetrically arranged, the square plate is hinged to the first upright post and the second upright post which are positioned on the same side, and the symmetrically arranged square plate is in an inserting design;

elevating system, elevating system includes base, stay tube, first rotating assembly, second rotating assembly and linkage subassembly, the stay tube sets up to two sets of, two sets of the stay tube cup joint respectively in first stand with the second stand, two sets of the stay tube keep away from first stand with the one end of second stand respectively slip cup joint in the base, first rotating assembly set up in on the base, the second rotating assembly set up respectively in first stand with on the second stand, linkage subassembly sets up in be located the homonymy first stand with on the second stand on the stay tube.

When the scaffold needs to be lifted, the linkage assembly is rotated, so that the first rotation assembly is displaced on the support tube, at the moment, the base moves downwards due to the fact that the first rotation assembly is fixedly connected to the base, meanwhile, the second rotation assembly is reversely displaced on the support tube, and the second rotation assembly is fixedly connected to the first stand column and the second stand column respectively, so that the first stand column and the second stand column are lifted, and then the building construction scaffold can be changed in height.

In one embodiment of the utility model, the threads at both ends of the connecting rod are in opposite directions.

In one embodiment of the utility model, the first rotating assemblies are arranged in two groups, one group of the first rotating assemblies is arranged on the first upright post, the other group of the first rotating assemblies is arranged on the second upright post, the first rotating assemblies comprise a first rack, a first gear, a tension spring and a first limiting block, the first rack is fixedly connected with the base, the first gear is meshed with the first rack, one end of the tension spring is fixedly connected with the base, the other end of the tension spring is fixedly connected with the first limiting block, and the first limiting block is fixedly connected with the inner wall of the supporting tube.

In one embodiment of the present utility model, cavities are provided on the first upright and the second upright, and the two sets of first racks are respectively and limitedly slid in the cavities provided on the first upright and the second upright.

In one embodiment of the present utility model, the second rotating assemblies are two groups, one group of the second rotating assemblies is disposed on the first upright, the other group of the second rotating assemblies is disposed on the second upright, the second rotating assemblies include a second rack, a second gear, a spring and a second limiting block, the two groups of the second racks are respectively and fixedly connected to the first upright and the second upright, the second gear is meshed with the second rack, one ends of the two groups of the springs are respectively and fixedly connected to the first upright and the second upright, the other ends of the two groups of the springs are fixedly connected to the second limiting block, and the second limiting block is fixedly connected to the inner wall of the support tube.

In one embodiment of the present utility model, a cavity is provided on the base, and the second rack slides in a limited manner in the cavity provided on the base.

In one embodiment of the present utility model, the first rack and the second rack penetrate the first stopper and the second stopper.

In one embodiment of the present utility model, the first gear is fixedly connected to the second gear, and the centers of the circles of the first gear and the second gear coincide.

In one embodiment of the present utility model, the linkage assembly includes a cross bar, a brake bar, a linkage bar and a brake gear, wherein two ends of the cross bar are fixedly connected to two support tubes located on the same side, one end of the brake bar is fixedly connected to the cross bar, two ends of the linkage bar are limited to slide on two support tubes located on the same side, the first gear and the second gear are connected to the linkage bar in a transmission manner, the brake gear is connected to the linkage bar in a transmission manner, and one ends of the brake gear and the brake bar away from the cross bar are meshed.

In one embodiment of the utility model, one end of the linkage rod penetrates through the supporting tube and extends to the outside of the supporting tube, and one end of the linkage rod extending out of the supporting tube is fixedly connected with a crank.

The beneficial effects of the utility model are as follows: according to the building construction scaffold obtained through the design, through the relation between the upright posts and the lifting mechanism, the scaffold can be subjected to height change in the use process, so that the problems that the existing building construction scaffold is insufficient in practicability and cannot meet the operation at different heights are solved to a certain extent.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a scaffold for building construction according to an embodiment of the present utility model;

fig. 2 is a schematic view of an internal structure of a scaffold for building construction according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a column according to an embodiment of the present utility model;

fig. 4 is an exploded view of the structure of the column according to the embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a column and a base provided by an embodiment of the present utility model.

In the figure: 100. a support mechanism; 110. a first upright; 120. a second upright; 130. a connecting rod; 140. a square plate; 200. a lifting mechanism; 210. a base; 220. a support tube; 230. a first rotating assembly; 231. a first rack; 232. a first gear; 233. a tension spring; 234. a first limiting block; 240. a second rotating assembly; 241. a second rack; 242. a second gear; 243. a spring; 244. a second limiting block; 250. a linkage assembly; 251. a cross bar; 252. a brake lever; 253. a linkage rod; 254. the gear is braked.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: a scaffold for construction includes a support mechanism 100 and a lifting mechanism 200.

Referring to fig. 2, referring to the supporting mechanism 100, the supporting mechanism 100 includes a first upright post 110, a second upright post 120, a connecting rod 130 and a square plate 140, the two first upright posts 110 are connected by screw threads through the connecting rod 130, the two second upright posts 120 are connected by screw threads through another connecting rod 130, the square plate 140 is symmetrically arranged, the square plate 140 is hinged to the first upright post 110 and the second upright post 120 which are located at the same side, the square plate 140 is convenient to fold, the symmetrically arranged square plate 140 is in an inserting design, and the two square plates 140 are convenient to install and detach.

Referring to fig. 1-2, in some embodiments, the threads on the two ends of the connecting rod 130 are in opposite directions, so that the two ends can be synchronously screwed or unscrewed when the connecting rod 130 is installed.

Referring to fig. 3-5, the lifting mechanism 200 includes a base 210, two support tubes 220, a first rotating assembly 230, a second rotating assembly 240 and a linkage assembly 250, wherein the support tubes 220 are arranged in two groups, the two groups of support tubes 220 are respectively sleeved on the first upright 110 and the second upright 120, one ends of the two groups of support tubes 220, which are far away from the first upright 110 and the second upright 120, are respectively sleeved on the base 210 in a sliding manner, the first rotating assembly 230 is arranged on the base 210, the second rotating assembly 240 is respectively arranged on the first upright 110 and the second upright 120, and the linkage assembly 250 is arranged on the support tubes 220 on the first upright 110 and the second upright 120 which are positioned on the same side.

Referring to fig. 4, in some embodiments, the first rotating assemblies 230 are arranged in two groups, one group of first rotating assemblies 230 is arranged on the first upright 110, the other group of first rotating assemblies 230 is arranged on the second upright 120, the first rotating assemblies 230 comprise a first rack 231, a first gear 232, a tension spring 233 and a first limiting block 234, the first rack 231 is fixedly connected with the base 210, the first gear 232 is meshed with the first rack 231, one end of the tension spring 233 is fixedly connected with the base 210, the other end of the tension spring 233 is fixedly connected with the first limiting block 234, the first limiting block 234 is fixedly connected with the inner wall of the supporting tube 220, cavities are respectively arranged on the first upright 110 and the second upright 120, the two groups of first racks 231 are respectively limited to slide in the cavities arranged on the first upright 110 and the second upright 120, the second rotating assemblies 240 are arranged in two groups, the group of second rotating assemblies 240 are arranged on the first upright 110, the other group of second rotating components 240 is arranged on the second upright 120, the second rotating components 240 comprises a second rack 241, a second gear 242, springs 243 and a second limiting block 244, the two groups of second racks 241 are respectively and fixedly connected with the first upright 110 and the second upright 120, the second gear 242 is meshed with the second rack 241, one ends of the two groups of springs 243 are respectively and fixedly connected with the first upright 110 and the second upright 120, the other ends of the two groups of springs 243 are fixedly connected with the second limiting block 244, the second limiting block 244 is fixedly connected with the inner wall of the supporting tube 220, a cavity is arranged on the base 210, the second rack 241 is limited and slides in the cavity arranged on the base 210, the first rack 231 and the second rack 241 penetrate through the first limiting block 234 and the second limiting block 244, the first gear 232 is fixedly connected with the second gear 242, and the centers of circles of the first gear 232 and the second gear 242 coincide, the synchronous rotation of the first gear 232 and the second gear 242 is ensured, the linkage assembly 250 comprises a cross rod 251, a brake rod 252, a linkage rod 253 and a brake gear 254, two ends of the cross rod 251 are fixedly connected to two support pipes 220 positioned on the same side, one end of the brake rod 252 is fixedly connected to the cross rod 251, two ends of the linkage rod 253 are limited to slide on the two support pipes 220 positioned on the same side, so that the linkage rod 253 can slide transversely but cannot be separated from the support pipes 220, two ends of the linkage rod 253 are respectively connected with two groups of the first gear 232 and the second gear 242 positioned on the same side in a transmission manner, the first gear 232 and the second gear 242 on the same side are conveniently driven to rotate synchronously, the brake gear 254 is connected to the linkage rod 253 in a transmission manner, the brake gear 254 rotates along with the rotation of the linkage rod 253, one ends of the brake gear 254 and the brake rod 252 are far away from the cross rod 251 are meshed, the rotation of the brake gear 254 is prevented, one end of the linkage rod 253 penetrates through the support pipe 220 and extends to the outside of the support pipe 220, one end of the support pipe 220 is fixedly connected with a crank, when the crank drives the linkage rod 253 to slide, the brake gear 254 is separated from the brake rod 252, the brake gear 254 rotates along with the brake rod 252, and the brake gear 254 rotates, and the brake gear 254 can reset, and can not rotate, and can be braked, and can not rotate.

Wherein, the second rack 241 is engaged with one side of the second gear 242 away from the first rack 231, so that the first pillar 110 and the base 210 are reversely moved.

The length of the support tube 220 is designed to be greater than the displacement length of the first rack 231 and the second rack 241.

It should be further noted that, the universal wheels are provided below the cross bar 251 and are provided with locking cards, when the base 210 is completely retracted into the supporting tube 220, the universal wheels are in contact with the ground at this time, so as to facilitate movement, and when the base 210 slides to the bottom end of the supporting tube 220, the universal wheels are in a suspended state, so that the scaffold for building construction is convenient to stabilize in the use process.

Working principle: in the use process, when the scaffold is required to ascend, because the brake gear 254 is meshed with one end of the brake rod 252 far away from the cross rod 251, the linkage rod 253 cannot rotate at the moment, the crank on the linkage rod 253 is pulled outwards, the brake gear 254 fixedly connected with the linkage rod 253 is separated from the brake rod 252, at the moment, the first upright post 110 and the second upright post 120 can be buffered due to the design of the tension spring 233 and the spring 243, the first upright post 110 and the second upright post 120 are prevented from suddenly descending, at the moment, the linkage rod 253 can rotate, because the first gear 232 and the second gear 242 are connected with the linkage rod 253 in a transmission way, and the centers of the first gear 232 and the second gear 242 are overlapped, at the moment, the first gear 232 and the second gear 242 synchronously rotate, when the first gear 232 rotates, because the first gear 232 is meshed with the first rack 231 is fixedly connected with the base 210, the base 210 is sleeved on the support tube 220 in a sliding way, so that the base 210 moves on the support tube 220 along with the first rack 231, the first rack 231 slides in the cavity formed in the first upright 110 at this time, so that the first rack 231 cannot be separated from the cavity, so that the base 210 cannot be separated from the support tube 220, because the second rack 241 is fixedly connected to the first upright 110, and the second gear 242 is meshed with the second rack 241, the second rack 241 is disposed at one end far away from the first rack 231, so that the first rack 231 and the second rack 241 move oppositely, the second gear 242 rotates to drive the first upright 110 to move reversely to the base 210, and because the two ends of the linkage 253 are respectively connected with two groups of the first gear 232 and the second gear 242 on the same side in a transmission manner, the two first uprights 110 are connected with each other through the connecting rod 130 in a threaded manner, the two second uprights 120 are connected with each other through the other connecting rod 130 in a threaded manner, when the crank on the linkage rod 253 is rotated, the two groups of first upright posts 110 and the two groups of second upright posts 120 are synchronously and synchronously displaced, and when the crank is lifted to a required position, the brake rod 252 and the brake gear 254 are meshed again at the moment, so that the height is fixed.

It should be noted that, specific model specifications of the first rack 231, the first gear 232, the tension spring 233, the second rack 241, the second gear 242, the spring 243, the brake lever 252, and the brake gear 254 need to be determined by model selection according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the art, so that detailed descriptions thereof are omitted.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a construction scaffold, which is characterized in that includes

The support mechanism (100), the support mechanism (100) comprises a first upright post (110), a second upright post (120), a connecting rod (130) and square plates (140), wherein the two first upright posts (110) are connected through the connecting rod (130) in a threaded mode, the two second upright posts (120) are connected through the other connecting rod (130) in a threaded mode, the square plates (140) are symmetrically arranged, the square plates (140) are hinged to the first upright post (110) and the second upright post (120) which are located on the same side, and the symmetrically arranged square plates (140) are in a plug-in design;

elevating system (200), elevating system (200) include base (210), stay tube (220), first rotating assembly (230), second rotating assembly (240) and interlock subassembly (250), stay tube (220) set up into two sets of, two sets of stay tube (220) cup joint respectively in first stand (110) with second stand (120), two sets of stay tube (220) keep away from first stand (110) with the one end of second stand (120) slide respectively cup joint in base (210), first rotating assembly (230) set up in on base (210), second rotating assembly (240) set up respectively in on first stand (110) with second stand (120), interlock subassembly (250) set up in on first stand (110) and second stand (120) that are located the homonymy stay tube (220).

2. A scaffold for construction according to claim 1, wherein the screw threads at both ends of the connecting rod (130) are opposite in direction.

3. The scaffold for construction according to claim 1, wherein the first rotating assemblies (230) are arranged in two groups, one group of the first rotating assemblies (230) is arranged on the first upright (110), the other group of the first rotating assemblies (230) is arranged on the second upright (120), the first rotating assemblies (230) comprise a first rack (231), a first gear (232), a tension spring (233) and a first limiting block (234), the first rack (231) is fixedly connected to the base (210), the first gear (232) is meshed with the first rack (231), one end of the tension spring (233) is fixedly connected to the base (210), the other end of the tension spring (233) is fixedly connected to the first limiting block (234), and the first limiting block (234) is fixedly connected to the inner wall of the supporting tube (220).

4. A scaffold for building construction according to claim 3, wherein the first upright (110) and the second upright (120) are provided with cavities, and the two sets of first racks (231) are respectively and limitedly slid in the cavities provided on the first upright (110) and the second upright (120).

5. A scaffold for construction according to claim 3, wherein the second rotating assembly (240) is arranged in two groups, one group of the second rotating assembly (240) is arranged on the first upright (110), the other group of the second rotating assembly (240) is arranged on the second upright (120), the second rotating assembly (240) comprises a second rack (241), a second gear (242), a spring (243) and a second limiting block (244), the two groups of the second racks (241) are respectively fixedly connected to the first upright (110) and the second upright (120), the second gear (242) is meshed with the second rack (241), one ends of the two groups of the springs (243) are respectively fixedly connected to the first upright (110) and the second upright (120), the other ends of the two groups of the springs (243) are respectively fixedly connected to the second limiting block (244), and the second limiting block (244) is fixedly connected to the inner wall of the supporting tube (220).

6. The scaffold for construction according to claim 5, wherein the base (210) is provided with a cavity, and the second rack (241) is limited to slide in the cavity provided on the base (210).

7. The construction scaffolding as claimed in claim 5, wherein the first rack (231) and the second rack (241) extend through the first stopper (234) and the second stopper (244).

8. The construction scaffolding as claimed in claim 5 wherein the first gear (232) is fixedly connected to the second gear (242), the centers of the first gear (232) and the second gear (242) being coincident.

9. The scaffold for construction according to claim 5, wherein the linkage assembly (250) comprises a cross bar (251), a brake bar (252), a linkage bar (253) and a brake gear (254), two ends of the cross bar (251) are fixedly connected to two support tubes (220) located on the same side, one end of the brake bar (252) is fixedly connected to the cross bar (251), two ends of the linkage bar (253) are limited to slide on two support tubes (220) located on the same side, the first gear (232) and the second gear (242) are in transmission connection with the linkage bar (253), the brake gear (254) is in transmission connection with the linkage bar (253), and one ends of the brake gear (254) and the brake bar (252) away from the cross bar (251) are meshed.

10. The scaffold for construction according to claim 9, wherein one end of the linkage rod (253) penetrates through the support tube (220) and extends to the outside of the support tube (220), and a crank is fixedly connected to one end of the linkage rod (253) extending out of the support tube (220).