CN210369872U

CN210369872U - High mortise-tenon joint formula scaffold frame of security

Info

Publication number: CN210369872U
Application number: CN201921142218.5U
Authority: CN
Inventors: 王宇
Original assignee: Beijing Zhongjiao Changguan Technology Development Co ltd
Current assignee: Beijing Zhongjiao Changguan Technology Development Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-21
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a high tenon fourth of twelve earthly branches formula scaffold frame of security, including four groups of pole settings, two sets of first horizontal poles and two sets of second horizontal poles, all welded on the outer wall of pole setting has the annular piece, the dovetail has been seted up to the outer wall upper end of annular piece, the fixture block has all been welded at the both ends of first horizontal pole, the fixture block is pegged graft in the inside of dovetail, the bottom of the both ends of first horizontal pole and second horizontal pole has all welded the rectangular piece, the square groove has been seted up to the inside of rectangular piece, the threaded rod has been spiro union in the slider inside, the outer wall interference of threaded rod is connected in the inside of bearing, the tip of threaded rod lies in the external key-type connection of rectangular piece has the plectane, the below position of dovetail has seted up on the outer wall of annular piece with slider, assorted slot, the utility model discloses fix tenon fourth of twelve earthly branches formula, thereby improving the overall safety.

Description

High mortise-tenon joint formula scaffold frame of security

Technical Field

The utility model relates to a mortise type scaffold technical field, concretely relates to high mortise type scaffold of security.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold unloading and pulling system is partially damaged, and is immediately restored according to the unloading and pulling method established by the original scheme, and the deformed parts and rod pieces are corrected. If the outward-stretched deformation of the scaffold is corrected, firstly, a 5t chain block is arranged between every two openings, the chain block is tightened with the structure, the rigid pulling connection points are loosened, all the points simultaneously tighten the chain block inwards until the deformation is corrected, the rigid pulling connection is completed, the steel wire ropes at all the unloading points are tightened, the stress of the steel wire ropes is uniform, and finally the chain block is released.

At present, mortise type scaffold frame is generally only the joint together, and rocking about can appearing easily like this is not stable enough, and the security is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high mortise and tenon type scaffold frame of security for the mortise and tenon type scaffold frame that mentions in solving above-mentioned background art generally only is the joint together, can appear rocking from top to bottom easily like this, and is not stable enough, the low scheduling problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a tenon-and-mortise type scaffold with high safety comprises four groups of upright rods, two groups of first cross rods and two groups of second cross rods, the outer walls of the upright posts are all welded with annular blocks, the upper ends of the outer walls of the annular blocks are provided with dovetail grooves, clamping blocks are welded at two ends of the first cross rod and are inserted in the dovetail grooves, rectangular blocks are welded at the bottoms of two ends of the first cross rod and the second cross rod, a square groove is arranged inside the rectangular block, a bearing is embedded on the inner wall of one side of the square groove, the inside of the square groove is connected with a sliding block in a sliding way, the inside of the sliding block is connected with a threaded rod in a threaded way, the outer wall of the threaded rod is connected with the inside of the bearing in an interference way, the end of the threaded rod is connected with a circular plate through an external key positioned on the rectangular block, and a slot matched with the sliding block and the sliding block is formed in the outer wall of the annular block below the dovetail groove.

Preferably, the two sides of the second cross rod are symmetrically welded with connecting blocks, and cylindrical holes are formed in the connecting blocks.

Preferably, a cylindrical rod is inserted into the cylindrical hole, and a rectangular support plate is welded on the top surface of the cylindrical rod.

Preferably, the inside of slider is seted up and is seted up the screw hole with threaded rod assorted.

Preferably, the outer wall of the circular plate is provided with anti-skid grains, and the anti-skid grains are zigzag.

Preferably, four groups of dovetail grooves and slots are formed, and the four groups of dovetail grooves and the slots are arranged at equal angles.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model fixes the mortise and tenon type scaffold again after the clamping, thus effectively preventing the mortise and tenon type scaffold from shaking up and down, thereby improving the overall safety;

2. the utility model discloses when installing in the use, peg graft first horizontal pole and second horizontal pole respectively in annular piece dovetail, can drive the threaded rod through rotating the plectane and rotate after the grafting is accomplished, at this moment, the slider that is located on the threaded rod outer wall will outwards stretch out from one side of square groove, the slider that at this moment stretches out can just in time peg graft in the slot, can prevent like this that first horizontal pole and second horizontal pole from rocking from top to bottom, thereby cause the scaffold frame stable inadequately, the security is low, then insert the rectangle backup pad through the cylindricality pole in the inside cylindricality hole of connecting block, can be convenient for like this dismantle and conveniently walk.

Drawings

Fig. 1 is a schematic view of a cross-section of a vertical rod of the present invention;

fig. 2 is a schematic front sectional view of the second cross bar of the present invention;

fig. 3 is a partial top view of the present invention;

fig. 4 is a top view of the present invention;

FIG. 5 is an enlarged view of the point A of the present invention;

fig. 6 is an enlarged view of the position B of the present invention.

In the figure: 1. erecting a rod; 2. a first cross bar; 3. a second cross bar; 4. a ring block; 5. a dovetail groove; 6. a clamping block; 7. a rectangular block; 8. a square groove; 9. a slider; 10. a threaded rod; 11. a circular plate; 12. a slot; 13. connecting blocks; 14. a cylindrical hole; 15. a cylindrical rod; 16. a rectangular support plate; 17. a threaded hole; 18. anti-skid lines; 19. and a bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a as shown in fig. 1-6 a technical scheme, a high mortise-tenon type scaffold frame of security, including four group's pole settings 1, two sets of first horizontal pole 2 and two sets of second horizontal pole 3, all weld on the outer wall of pole setting 1 has annular piece 4, dovetail 5 has been seted up to annular piece 4's outer wall upper end, fixture block 6 has all been welded at the both ends of first horizontal pole 2, fixture block 6 is pegged graft in dovetail 5's inside, rectangular block 7 has all been welded to the both ends bottom of first horizontal pole 2 and second horizontal pole 3, square groove 8 has been seted up to rectangular block 7's inside, square groove 8's inside sliding connection has slider 9, the inside spiro union of slider 9 has threaded rod 10, the tip of threaded rod 10 runs through square groove 8 key-type connection has plectane 11, dovetail 5's below is located on annular piece 4's the outer wall seted.

Specifically, the connecting blocks 13 are symmetrically welded on two sides of the second cross rod 3, and the cylindrical holes 14 are formed in the connecting blocks 13, so that the rectangular supporting plates 16 can be more conveniently assembled and disassembled.

Specifically, the inside grafting of cylindricality hole 14 has cylindricality pole 15, and the top welding of cylindricality pole 15 has rectangle backup pad 16, can be convenient for fix rectangle backup pad 16 like this, prevents to rock the people of being convenient for and walks and improve the security.

Specifically, the threaded hole 17 matched with the threaded rod 10 is formed in the sliding block 9, so that the sliding block 9 can be conveniently extended or retracted, and clamping is conveniently carried out.

Specifically, the outer wall of the circular plate 11 is provided with anti-slip patterns 18, and the anti-slip patterns 18 are zigzag, so that the friction force between the anti-slip patterns and the hand is increased, the rotation is more stable, and slipping is prevented.

Specifically, four sets of dovetail grooves 5 and four sets of slots 12 are arranged, and the four sets of dovetail grooves 5 and the four sets of slots 12 are arranged at equal angles, so that four square assemblies can be conveniently arranged, and the use is more flexible and convenient.

The working principle is as follows: when installing in, peg graft first horizontal pole 2 and second horizontal pole 3 respectively in dovetail 5 on the 4 outer walls of annular piece, can drive threaded rod 10 through rotating plectane 11 and rotate after the grafting is accomplished, at this moment, the slider 9 that is located on the threaded rod 10 outer wall will outwards stretch out from one side in square groove, the slider 9 that at this moment stretches out can just in time peg graft in slot 12, can prevent like this that first horizontal pole 2 and second horizontal pole 3 in use from rocking from top to bottom, thereby cause the scaffold frame stable inadequately, the security is low, then insert the rectangle backup pad 16 in the inside cylindricality hole 14 of connecting block 13 through cylindricality pole 15, can be convenient for dismantle like this and conveniently walk.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high mortise-tenon type scaffold of security, includes four group's pole setting (1), two sets of first horizontal pole (2) and two sets of second horizontal pole (3), its characterized in that: all weld on the outer wall of pole setting (1) annular piece (4), dovetail (5) have been seted up to the outer wall upper end of annular piece (4), fixture block (6) have all been welded at the both ends of first horizontal pole (2), peg graft in the inside of dovetail (5) in fixture block (6), rectangular block (7) have all been welded to the both ends bottom of first horizontal pole (2) and second horizontal pole (3), square groove (8) have been seted up to the inside of rectangular block (7), the inside sliding connection of square groove (8) has slider (9), the inside spiro union of slider (9) has threaded rod (10), the tip of threaded rod (10) runs through square groove (8) key-type connection and has plectane (11), the below position of dovetail (5) has been seted up on the outer wall of annular piece (4) with slider (9), assorted slot (12).

2. The high-safety mortise and tenon type scaffold according to claim 1, is characterized in that: the bilateral symmetry welding of second horizontal pole (3) has connecting block (13), cylindrical hole (14) have been seted up to the inside of connecting block (13).

3. The high-safety mortise and tenon type scaffold according to claim 2 is characterized in that: the cylindrical rod (15) is inserted into the cylindrical hole (14), and a rectangular support plate (16) is welded on the top surface of the cylindrical rod (15).

4. The high-safety mortise and tenon type scaffold according to claim 1, is characterized in that: and a threaded hole (17) matched with the threaded rod (10) is formed in the sliding block (9).

5. The high-safety mortise and tenon type scaffold according to claim 1, is characterized in that: the anti-skidding circular plate is characterized in that anti-skidding patterns (18) are formed in the outer wall of the circular plate (11), and the anti-skidding patterns (18) are in a sawtooth shape.

6. The high-safety mortise and tenon type scaffold according to claim 1, is characterized in that: four groups of dovetail grooves (5) and slots (12) are arranged, and the four groups of dovetail grooves (5) and slots (12) are arranged at equal angles.