CN215443074U

CN215443074U - Building scaffold connecting piece

Info

Publication number: CN215443074U
Application number: CN202120098295.6U
Authority: CN
Inventors: 朱云秀
Original assignee: Shandong Weiru Construction Engineering Co ltd
Current assignee: Shandong Weiru Construction Engineering Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2022-01-07
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a connecting piece for a building scaffold, and belongs to the field of building scaffolds. The utility model provides a building scaffold connecting piece, is including twisting the cap, twists the equal fixedly connected with screw rod in cap top surface and bottom surface, and threaded connection has ball nut on the screw rod, and the ball nut outer wall is that the annular is equidistant to articulate has a plurality of connecting rods, and the ball nut outside cover is equipped with the spacing ring, and the spacing ring outside is the annular equidistant a plurality of boards that are equipped with. According to the utility model, the screwing cap is rotated to drive the upper screw rod and the lower screw rod to rotate, the two screw rods respectively drive the ball nuts correspondingly connected to the screw caps to move towards the inner side or the outer side, and the abutting ring formed between the outer walls of the abutting plates connected with the connecting rods is driven to be smaller or larger, so that the outer walls of the abutting plates can be completely abutted against the inner wall of the scaffold tube, and the scaffold tube is not easy to shake.

Description

Building scaffold connecting piece

Technical Field

The utility model relates to the field of building scaffolds, in particular to a connecting piece for a building scaffold.

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. And the connecting piece generally indicates to connect the connecting part between two scaffold stands, can divide into right angle fastener, rotatory fastener and butt joint fastener etc. among the present commonly used butt joint fastener, all stretch into the shaking range of scaffold frame inside with the reduction scaffold frame through being equipped with the card post between splint, nevertheless the unable true and scaffold frame inside pipe butt of card post, cause actual fixed effect not obvious. Therefore, it is very important to design a butt fastener with good fixing effect, and in view of this, we propose a connecting member for building scaffold.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to a connecting member for scaffold in building to solve the above problems.

2. Technical scheme

The utility model provides a building scaffold connecting piece, is including the wrong cap that is hexagonal type structure, twist cap left side wall fixedly connected with fixing base, fixedly connected with dead lever in the fixing base left part, it has two splint to be articulated in the symmetrical formula structure on the dead lever, is located the front side splint right-hand member middle part is rotated and is connected with the bolt, threaded connection has the nut on the bolt, twist the equal fixedly connected with screw rod in cap top surface and the bottom surface, threaded connection has ball nut on the screw rod, the ball nut outer wall is annular equidistant articulated to have a plurality of connecting rods, ball nut outside cover is equipped with the spacing ring, the spacing ring outside is annular equidistant to be equipped with a plurality of butts, it is articulated with the connecting rod outer end to butt the inboard wall.

Preferably, the middle part of the right end of the clamping plate positioned at the rear side is provided with a U-shaped groove, the bolt is in friction contact with the U-shaped groove, and the front wall of the nut is in friction contact with the rear wall of the U-shaped groove.

Preferably, the screw threads on the two screws are oppositely set.

Preferably, the outer wall of the limiting ring is provided with anti-skidding threads, a plurality of through holes are formed in the limiting ring at equal intervals in an annular shape, and the middle of the connecting rod is rotatably connected with the through holes.

Preferably, the outer wall of the inner end of the limit ring is fixedly connected with a convex ring, and the convex ring is rotatably connected with a rotating groove formed in the screwing cap.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the screw rods are arranged on the bottom surface and the top surface of the screwing cap, the ball nuts are connected to the screw rods in a threaded manner, the outer walls of the ball nuts are hinged to the connecting rods, the outer ends of the connecting rods are hinged to the abutting plates, the middle parts of the connecting rods are rotatably connected with the through holes, the screwing cap drives the upper screw rod and the lower screw rod to rotate, the two screw rods respectively drive the correspondingly connected ball nuts to move towards the inner side or the outer side, and the abutting ring formed between the outer walls of the abutting plates connected with the connecting rods is driven to be reduced or enlarged, so that the outer walls of the abutting plates can be completely abutted against the inner walls of the scaffold tubes, and the scaffold tubes are not easy to shake.

2. The anti-slip scaffold pipe connecting structure has the advantages that the abutting ring formed between the outer walls of the abutting plates is reduced or enlarged by rotating the screwing cap, so that the anti-slip scaffold pipe connecting structure is suitable for scaffold pipes with different diameters, the practicability is enhanced, and meanwhile, the anti-slip lines are arranged on the outer walls of the abutting plates, so that the friction force is increased when the outer walls of the abutting plates abut against the inner walls of the scaffold pipes, and the two scaffold pipes are more stable when being connected.

Drawings

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

FIG. 2 is a schematic view of the structure of the screw cap, the fixing base and the fixing rod of the present invention;

FIG. 3 is an anatomical schematic of a stop collar structure of the present invention;

FIG. 4 is an enlarged anatomical illustration of the structure at A in the present invention;

the reference numbers in the figures illustrate: 1. screwing the cap; 101. a rotating groove; 2. a fixed seat; 3. fixing the rod; 4. a splint; 401. a U-shaped groove; 5. a bolt; 6. a nut; 7. a screw; 8. a ball nut; 9. a connecting rod; 10. a limiting ring; 1001. a through hole; 11. a resisting plate; 12. anti-skid lines; 13. a convex ring.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a building scaffold connecting piece, including the wrong cap 1 that is hexagonal type structure, it has fixing base 2 to twist 1 left wall fixedly connected with of cap, fixedly connected with dead lever 3 in 2 left parts of fixing base, it has two splint 4 to be articulated in the symmetrical formula structure on the dead lever 3, splint 4 right-hand member middle part rotation that is located the front side is connected with bolt 5, threaded connection has nut 6 on bolt 5, twist 1 top surface of cap and the equal fixedly connected with screw rod 7 in bottom surface, threaded connection has ball nut 8 on the

screw rod

7, 8 outer walls of ball nut are annular equidistant articulated to have a plurality of connecting

rods

9, 8 outside covers of ball nut are equipped with spacing ring 10, the spacing ring 10 outside is annular equidistant and is equipped with a plurality of

butts board

11, 11 inner walls of butts board are articulated with connecting rod 9 outer end. According to the utility model, the screwing cap 1 is rotated clockwise, the screwing cap 1 drives the upper screw 7 and the lower screw 7 to rotate, the two screws 7 respectively drive the ball nuts 8 correspondingly connected to each other to move towards the outer side, the abutting ring formed between the outer walls of the abutting plates 11 connected with the connecting rods 9 is driven to be enlarged, the outer walls of the abutting plates 11 can be completely abutted against the inner wall of the scaffold tube, the clamping plates 4 are rotated to enable the inner walls of the clamping plates 4 to be in contact with the outer wall of the scaffold tube, the bolts 5 are placed in the U-shaped grooves 401, and the nuts 6 are rotated to clamp the two clamping plates 4 so as to further fix the scaffold.

Specifically, U type groove 401 has been seted up at splint 4 right-hand member middle part that is located the rear side, and bolt 5 and U type groove 401 frictional contact, 6 antethecas of nut and U type groove 401 back wall frictional contact.

Further, the threads on the two screws 7 are reversely arranged. The two screw rods 7 rotate in the same direction to drive the two ball nuts 8 to move towards the outer side or the inner side.

Furthermore, the outer wall of the limiting ring 10 is provided with anti-skid threads 12, a plurality of through holes 1001 are formed in the limiting ring 10 at equal intervals in an annular shape, and the middle part of the connecting rod 9 is rotatably connected with the through holes 1001. The anti-slip threads 12 enhance the friction force with the inner wall of the scaffold tube, and the connecting rod 9 rotates to drive the abutting plate 11 to rotate integrally by taking the middle part of the connecting rod 9 as the center of a circle.

Furthermore, the outer wall of the inner end of the limiting ring 10 is fixedly connected with a convex ring 13, and the convex ring 13 is rotatably connected with a rotating groove 101 formed on the screwing cap 1.

The working principle is as follows: when the scaffold pipe connecting device is used for connecting and fixing scaffold pipes in the same direction, the limiting rings 10 at two ends are fixed firstly, a wrench tool is used for clockwise rotating the screwing cap 1, the screwing cap 1 rotates to drive the upper screw 7 and the lower screw 7 to simultaneously rotate, the threads on the upper screw 7 and the lower screw 7 are reversely arranged, the two screws 7 respectively drive the ball nuts 8 correspondingly connected to each other to move towards the outer sides when rotating, as the outer walls of the ball nuts 8 are hinged with the connecting rods 9, the outer ends of the connecting rods 9 are hinged with the abutting plates 11, the middle parts of the connecting rods 9 are rotatably connected with the through holes 1001 on the limiting rings 10, the ball nuts 8 drive the abutting plates 11 to rotate by taking the middle parts of the connecting rods 9 as the circle centers when moving, the diameters of abutting rings formed between the outer walls of the abutting plates 11 are matched with the inner walls of the scaffold pipes, the abutting plates 11 at the upper end and the lower end are respectively placed into the inner walls of the two scaffold pipes, and then the screwing cap 1 is continuously clockwise rotated, so that the outer walls of the abutting plates 11 can be completely abutted against the inner walls of the scaffold pipes, the inner wall of the clamping plate 4 is contacted with the outer wall of the scaffold tube by rotating the clamping plate 4, the bolt 5 is placed in the U-shaped groove 401, and the two clamping plates 4 are clamped by rotating the nut 6 to further fix the scaffold.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a building scaffold connecting piece, is including twisting cap (1) that is hexagonal type structure, its characterized in that: the left wall of the twisting cap (1) is fixedly connected with a fixed seat (2), the left part of the fixed seat (2) is internally and fixedly connected with a fixed rod (3), two clamping plates (4) are hinged on the fixed rod (3) in a symmetrical structure, a bolt (5) is rotatably connected in the middle of the right end of the clamping plate (4) positioned on the front side, the bolt (5) is in threaded connection with a nut (6), the top surface and the bottom surface of the screwing cap (1) are both fixedly connected with a screw rod (7), the screw rod (7) is connected with a ball nut (8) in a threaded manner, the outer wall of the ball nut (8) is annularly and equidistantly hinged with a plurality of connecting rods (9), the ball nut (8) outside cover is equipped with spacing ring (10), the spacing ring (10) outside is the annular equidistant a plurality of and supports board (11), support board (11) inner wall and connecting rod (9) outer end are articulated.

2. A building scaffold connection according to claim 1, wherein: the U-shaped groove (401) has been seted up in splint (4) right-hand member middle part that is located the rear side, bolt (5) and U-shaped groove (401) frictional contact, nut (6) antetheca and U-shaped groove (401) back wall frictional contact.

3. A building scaffold connection according to claim 1, wherein: the threads on the two screw rods (7) are reversely arranged.

4. A building scaffold connection according to claim 1, wherein: the anti-skidding limiting ring is characterized in that anti-skidding patterns (12) are arranged on the outer wall of the limiting ring (10), a plurality of through holes (1001) are formed in the limiting ring (10) in an annular shape at equal intervals, and the middle of the connecting rod (9) is rotatably connected with the through holes (1001).

5. A building scaffold connection according to claim 1, wherein: the outer wall of the inner end of the limiting ring (10) is fixedly connected with a convex ring (13), and the convex ring (13) is rotatably connected with a rotating groove (101) formed in the screwing cap (1).