CN215671106U

CN215671106U - Splicing connecting piece for splicing steel frame or aluminum frame

Info

Publication number: CN215671106U
Application number: CN202122086784.2U
Authority: CN
Inventors: 李成哲; 宋常明
Original assignee: Tianjin Man Template Co ltd; Beijing Tianhe Innovation Building Formwork Co ltd
Current assignee: Tianjin Man Template Co ltd; Beijing Tianhe Innovation Building Formwork Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-28
Anticipated expiration: 2031-08-31

Abstract

The utility model provides a splicing connecting piece for splicing a steel frame or an aluminum frame, which is characterized by comprising a first clamping arm, a second clamping arm and a pin, wherein the first clamping arm is arranged on the first clamping arm; the first clamping arm and the second clamping arm respectively comprise a clamping section and a connecting section; assembling holes are formed in the two connecting sections opposite to the pins; the pin is wedge-shaped; the pin comprises a clamping section and a free section from top to bottom; the long edge of one side of the clamping section is a straight edge, and the long edge of the other opposite side of the clamping section is a bevel edge; the free section is formed by extending the clamping section downwards, and long sides of two sides of the free section are straight sides; the clamping section penetrates through the assembly holes of the first clamping arm and the second clamping arm so as to lock the distance between the clamping sections of the first clamping arm and the second clamping arm; compared with the prior art, the wedge-shaped plate-shaped structure has higher structural strength in the left and right directions, and can bear the extrusion from the first clamping arm and the second clamping arm for a long time without deformation.

Description

Splicing connecting piece for splicing steel frame or aluminum frame

Technical Field

The application relates to concrete placement construction field especially relates to a concatenation connecting piece for concatenation steel frame or aluminium frame.

Background

Concrete pouring refers to a process of pouring concrete into a mold until plasticization, in civil engineering and construction work, filling a material such as concrete into the mold to make a predetermined shape; the mold may be formed by splicing a plurality of splice plates to each other; in the prior art, a single splice plate can be composed of a rectangular panel and a corresponding steel frame (or an aluminum frame); the panel is fixed on the steel frame; the splicing plates are connected through steel frames to form a die with a specific shape; generally, a plurality of the steel frames are combined together by a splicing connecting member to constitute a mold having a specific shape.

The splicing connecting piece is a metal part; at present, the forming method of metal parts mainly comprises two methods, namely casting parts and stamping parts; the casting part is a metal forming object obtained by various casting methods, namely, a smelted liquid metal is poured into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, and the workpiece with certain shape, size and performance is obtained after the casting part is cooled, shakeout, cleaned, post-treated and the like; the stamping part adopts a compound die, particularly a multi-station progressive die, can complete a plurality of stamping processes on one press machine, and realizes full-automatic production from uncoiling, leveling, blanking to forming and finishing of strip materials. Because the cast part has higher structural strength compared with the stamping part, the splicing connecting piece at home and abroad adopts the cast part at present; however, compared with stamping parts, the cast parts have the disadvantages of complex production process, long production time and high production cost.

The splicing connecting piece for splicing the steel frame or the aluminum frame provided by the utility model has the advantages that the structural strength caused by the special structure enables the splicing connecting piece to be formed by punching; compared with the traditional splicing connecting piece, the splicing connecting piece has the advantages of suitability for large-scale production and low production cost.

Disclosure of Invention

The utility model provides a splicing connecting piece, which aims to solve the problem that the splicing connecting piece in the prior art cannot be formed by punching.

A splicing connecting piece for splicing a steel frame or an aluminum frame comprises a first clamping arm, a second clamping arm and a pin; the first clamping arm and the second clamping arm respectively comprise a clamping section and a connecting section; assembling holes are formed in the two connecting sections opposite to the pins; the pin is wedge-shaped; the pin comprises a clamping section and a free section from top to bottom; the long edge of one side of the clamping section is a straight edge, and the long edge of the other opposite side of the clamping section is a bevel edge; the free section is formed by extending the clamping section downwards, and long sides of two sides of the free section are straight sides; the clamping section penetrates through the assembly holes of the first clamping arm and the second clamping arm so as to lock the distance between the clamping sections of the first clamping arm and the second clamping arm.

Preferably, the surface of the free section is provided with a bump; the total thickness of the projection and the free section is greater than the length of the broad side A of the assembly hole.

Preferably, the long edge of one side of the clamping section is a straight edge, and the long edge of the other side of the clamping section is an arc edge arched on the basis of the bevel edge.

Preferably, the radius of the arc edge is 30-35 mm.

Preferably, the long side of the assembly hole is 33-35mm, and the wide side of the assembly hole is 5-7 mm; the upper edge of the pin is 36-38mm, and the lower edge of the pin is 14-16mm wide.

Preferably, the width of the assembly hole is 6.8-7.0 mm; the thickness of the pin is 6.0-6.2mm, and the protruding height of the protruding block relative to the pin is 2-4 mm.

Preferably, the connecting section of the first clamping arm is provided with a U-shaped groove relative to the connecting section of the second clamping arm, and the connecting section of the second clamping arm is inserted into the U-shaped groove and combined with the first clamping arm.

Preferably, the first clamping arm is a double-layer L-shaped plate, and the second clamping arm is a single-layer L-shaped plate; the distance between the two L-shaped plates of the first clamping arm is 6.8-7.0 mm; the thickness of the second clamping arm is 6.0-6.2 mm.

Preferably, the first clamping arm is a double-layer L-shaped plate formed by bending a special-shaped metal plate; the lower ends of the two connecting sections are connected into a whole; the two clamping sections are provided with through holes oppositely; the connecting column is arranged, and two ends of the connecting column are respectively arranged in the two through holes.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:

(1) the pin of the splicing connecting piece for splicing the steel frame or the aluminum frame provided by the utility model adopts a wedge-shaped plate-shaped structure, and the wedge-shaped plate-shaped structure enables the pin to have higher structural strength in the left and right directions and can bear the extrusion from the first clamping arm and the second clamping arm for a long time without deformation; therefore, the strength parameters of the splicing connecting piece for splicing the steel frame or the aluminum frame can meet the relevant technological requirements on the premise that stamping parts are adopted.

(2) The lower end of the pin is provided with a free section which can facilitate the disassembly and assembly of the pin.

(3) The free section is provided with a convex block which can prevent the pin from being separated from the assembling hole, and the loss of parts caused by the separation of the pin and the first clamping arm and the second clamping arm in the processes of storage and logistics is avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a front view of a splicing connecting member for splicing a steel frame or an aluminum frame provided by the present application.

FIG. 2 is a top view of a splicing connecting piece for splicing a steel frame or an aluminum frame provided by the present application.

FIG. 3 is a front view of a first clamping plate of a splicing connecting member for splicing a steel frame or an aluminum frame provided by the present application.

Fig. 4 is a right side view of a first clamping plate of a splicing connecting member for splicing a steel frame or an aluminum frame provided by the present application.

FIG. 5 is a front view of a second clamping plate of a splicing connecting member for splicing a steel frame or an aluminum frame provided by the present application.

FIG. 6 is a left side view of a second clamping plate of a splicing connecting member for splicing a steel frame or an aluminum frame provided by the present application.

FIG. 7 is a front view of a pin of a splice connection for splicing steel or aluminum frames provided herein.

FIG. 8 is a left side view of a dowel of a splice connection for splicing steel or aluminum frames provided herein.

Description of the drawings: 1-first clamping arm, 101-through hole, 102-connecting column, 103-U-shaped groove, 2-second clamping arm, 3-horizontal section, 4-clamping section, 5-clamping head, 6-assembling hole, 7-pin, 701-protruding block, 702-free section, 703-clamping section, long side of A-assembling hole, wide side of B-assembling hole, upper side of C-pin and lower side of D-pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The utility model provides a splicing connecting piece for splicing a steel frame or an aluminum frame, which comprises a first clamping arm 1, a second clamping arm 2 and a pin 7 as shown in figures 1 to 8; the first clamping arm 1 and the second clamping arm 2 both comprise a clamping section 4 and a connecting section 3; assembling holes 6 are formed in the two connecting sections 3 opposite to the pins 7; the pin 7 is wedge-shaped; the pin 7 comprises a clamping section 703 and a free section 702 from top to bottom; the long edge of one side of the clamping section 703 is a straight edge, and the long edge of the other opposite side is a bevel edge; the free section 702 is the downward extension of the clamping section 703, and the long sides of the two sides of the free section 702 are all straight sides.

When the clamping device is assembled, the connecting sections 3 of the first clamping arm 1 and the second clamping arm 2 are partially overlapped; the overlapping area (the distance between the clamping sections 4 of the first clamping arm 1 and the second clamping arm 2) is determined according to the specific size of the steel frame; the clamping section 703 penetrates through the assembly holes 6 of the first clamping arm 1 and the second clamping arm 2 to lock the distance between the clamping sections 4 of the first clamping arm 1 and the second clamping arm 2; the structure does not need to use bolts, and the assembly and the disassembly are very convenient.

The clamping section 703 is clamped into the assembly hole 6 to lock the distance between the clamping sections 4 of the first clamping arm 1 and the second clamping arm 2, and the free section 702 is used for providing a free end for the pin 7, so that the pin 7 can be conveniently disassembled and assembled.

Further, as shown in fig. 7, the pin 7 is of a wedge-shaped plate structure, and the wedge-shaped plate structure enables the pin to have high structural strength in the left and right directions, and can bear the extrusion from the first clamping arm 1 and the second clamping arm 2 for a long time without deformation; therefore, the strength parameters of the splicing connecting piece can meet the relevant technological requirements on the premise that the stamping parts are adopted.

Preferably, the surface of the free section 702 is provided with a bump 701; the total thickness of the projection 701 and the free section 702 is larger than the width of the fitting hole 6.

Further, the projection 701 may be formed by pressing a small portion of the front end of the pin 7 to protrude outward.

Further, the projection 701 may be welded to the pin 7 or mounted to the pin 7 by a bolt.

The projection 701 is arranged on the pin 7 after the pin 7 is assembled in the assembling hole 6, and the projection 701 has the function of preventing the pin 7 from being separated from the assembling hole, so that parts are prevented from being lost due to the separation of the pin 7 and the first clamping arm 1 and the second clamping arm 2 in the processes of storage and logistics.

Preferably, the long side of one side of the clamping section 703 is a straight side, and the long side of the other side is an arc side arched on the basis of the oblique side.

Preferably, the radius of the arc edge is 30-35 mm.

Compared with the bevel edge, the arc transition of the arc edge is more gradual, so that the pin 7 has less vibration in the dismounting process, and the impact on each accessory in the dismounting process is reduced; the structural defects of each accessory caused by excessive impact in the assembling process are avoided; thereby the impact resistance and the service life of the splicing connecting piece for splicing the steel frame or the aluminum frame are increased.

Preferably, the long side B of the assembly hole 6 is 33-35mm, and the wide side A of the assembly hole 6 is 5-7 mm; the upper side C of the pin 7 is 36-38mm wide, and the lower side D of the pin 7 is 14-16mm wide.

Preferably, the width of the assembly hole 6 is 6.8-7.0 mm; the thickness of the pin 7 is 6.0-6.2mm, and the protruding height of the protruding block 701 relative to the pin 7 is 2-4 mm.

Furthermore, as shown in fig. 2, the upper surface and the lower surface of the pin 7 are closely attached to the assembling holes 6 at intervals, so that the vibration amplitude of the pin (7) when the pin is impacted is reduced, and the structural stability of the splicing connecting piece for splicing the steel frame or the aluminum frame is improved.

Preferably, the connecting section 3 of the first clamping arm 1 is provided with a U-shaped groove 103 relative to the connecting section 3 of the second clamping arm 2, and the connecting section 3 of the second clamping arm 2 is inserted into the U-shaped groove 103 to combine with the first clamping arm 1.

Preferably, the first clamping arm 1 is a double-layer L-shaped plate, and the second clamping arm 2 is a single-layer L-shaped plate; the distance between the two L-shaped plates of the first clamping arm 1 is 6.8-7.0 mm; the thickness of the second clamping arm 2 is 6.0-6.2 mm.

In the above design, the connecting section 3 of the first clamping arm 1 is inserted into the U-shaped groove 103, and the U-shaped groove 103 plays a role in limiting the first clamping arm 1, so that the stability of the structure of the splicing connecting piece for splicing the steel frame or the aluminum frame is improved.

Meanwhile, the connecting section 3 of the second clamping arm 2 is matched with the U-shaped groove 103 at a small distance, so that the second clamping arm 2 is further limited to swing relative to the first clamping arm 1.

Preferably, the first clamping arm 1 is a double-layer L-shaped plate formed by bending a special-shaped metal plate; the lower ends of the two connecting sections 3 are connected into a whole; the two clamping sections 4 are both provided with through holes 101 oppositely; the connecting column 102 is arranged, and two ends of the connecting column 102 are respectively arranged in the two through holes 101.

Further, the connecting column 102 may be a metal bar with a cylindrical shape or other shapes; the through hole 101 is disposed opposite to the connection post 102.

Furthermore, two ends of the connecting column 102 can be respectively clamped or screwed into the two through holes 101.

Further, a plurality of the connection posts 102 may be provided.

In one embodiment, the connecting column 102 may be made of round steel.

The connecting column 102 is used for further providing a plurality of connecting and supporting points for the double-layer structure of the first clamping arm 1, so that the structural strength of the first clamping arm 1 is enhanced; thereby strengthening the overall structural strength of the splicing connecting piece for splicing the steel frame or the aluminum frame.

The splicing connecting piece for splicing the steel frame or the aluminum frame, provided by the utility model, has higher structural strength due to the special structural design, so that the splicing connecting piece can meet the requirement of use performance by using punch forming, and the technical bias that the splicing connecting piece cannot be formed by the punch forming is overcome.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a detailed description of the utility model that enables one skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The splicing connecting piece for splicing the steel frame or the aluminum frame is characterized by comprising a first clamping arm (1), a second clamping arm (2) and a pin (7); the first clamping arm (1) and the second clamping arm (2) both comprise a clamping section (4) and a connecting section (3); assembling holes (6) are formed in the two connecting sections (3) relative to the pins (7); the pin (7) is wedge-shaped; the pin (7) comprises a clamping section (703) and a free section (702) from top to bottom; the long edge of one side of the clamping section (703) is a straight edge, and the long edge of the other opposite side is a bevel edge; the free section (702) is formed by extending the clamping section (703) downwards, and long sides of two sides of the free section (702) are straight sides; the clamping section (703) penetrates through assembly holes (6) of the first clamping arm (1) and the second clamping arm (2) to lock the distance between the clamping sections (4) of the first clamping arm (1) and the second clamping arm (2).

2. Splicing connection for splicing steel or aluminium frames according to claim 1, characterised in that the surface of said free section (702) is provided with projections (701); the total thickness of the projection (701) and the free section (702) is greater than the length of the broad side (A) of the assembly hole (6).

3. Splicing connection piece for splicing steel or aluminium frames according to claim 1, characterised in that the long side of the clamping section (703) is a straight side and the long side of the other side is an arc side arched on the basis of said oblique side.

4. A splicing connection for splicing steel or aluminium frames according to claim 3, wherein the radius of said curved edge is 30-35 mm.

5. Splicing connection piece for splicing steel or aluminium frames according to claim 1, characterised in that the long side (B) of the assembly hole (6) is 33-35mm and the wide side (a) of the assembly hole (6) is 5-7 mm; the width of the upper edge (C) of the pin (7) is 36-38mm, and the width of the lower edge (D) of the pin (7) is 14-16 mm.

6. Splicing connection piece for splicing steel or aluminium frames according to claim 2, characterised in that the width of said fitting hole (6) is 6.8-7.0 mm; the thickness of the pin (7) is 6.0-6.2mm, and the protruding height of the protruding block (701) relative to the pin (7) is 2-4 mm.

7. Splicing connection for splicing steel or aluminium frames according to claim 1, characterised in that the connecting section (3) of the first clamping arm (1) is provided with a U-shaped slot (103) in relation to the connecting section (3) of the second clamping arm (2), the connecting section (3) of the second clamping arm (2) being inserted in the U-shaped slot (103) in combination with the first clamping arm (1).

8. Splicing connection piece for splicing steel or aluminium frames according to claim 7, characterised in that said first arms (1) are double "L" shaped plates and said second arms (2) are single "L" shaped plates; the distance between the two L-shaped plates of the first clamping arm (1) is 6.8-7.0 mm; the thickness of the second clamping arm (2) is 6.0-6.2 mm.

9. A splicing connection for splicing steel or aluminium frames according to claim 8, characterised in that said first clamping arms (1) are double "L" shaped plates formed by bending a profiled metal sheet; the lower ends of the two connecting sections (3) are connected into a whole; the two clamping sections (4) are both provided with through holes (101) oppositely; the connecting column (102) is arranged, and two ends of the connecting column (102) are respectively arranged in the two through holes (101).