CN220888281U

CN220888281U - General truss unit

Info

Publication number: CN220888281U
Application number: CN202322029746.2U
Authority: CN
Inventors: 郑晨曦; 张超; 高邹运
Original assignee: Zhejiang Communications Construction Group Co Ltd
Current assignee: Zhejiang Communications Construction Group Co Ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-05-03
Anticipated expiration: 2033-07-31

Abstract

The universal truss unit has better universality, and the trusses with different lengths are formed by assembling the truss units, so that the requirements of different construction environments are met, the assembly and disassembly are convenient, the material and construction cost are saved, and the construction period is greatly shortened; the truss unit comprises a cross beam and a connecting beam, wherein two ends of the connecting beam are respectively connected with the cross beam, one end of the cross beam is provided with a connector, the other end of the cross beam is provided with a connecting groove, and when the adjacent truss unit is installed, the connector of one side truss unit is inserted into the connecting groove of the truss unit of the other side, the connector and the connecting groove are connected through bolts, pins and other parts, so that the adjacent truss units are linked, the adjacent truss units are connected through the insertion and the pins, the splicing efficiency of the truss units can be greatly improved, and the construction requirements of different projects are met.

Description

General truss unit

Technical Field

The utility model belongs to the technical field of bridge construction devices, and particularly relates to a universal truss unit.

Background

The prior bailey/truss has the advantages of convenience and economy in support engineering and trestle engineering of complex terrains, but the requirements of larger span, higher applicability and the like of construction equipment in the development of the current traffic industry are gradually not met. 1. The existing bailey truss has insufficient spanning capability and single form, and is applied to the hypodynamia during the construction of a large-span bridge structure; 2. the combined truss needs to be erected and spliced on site, so that the problems of difficult transportation, complicated on-site splicing process and poor quality exist; in trestle engineering, the dosage is large, the universality is poor, and the turnover use is not easy; 3. the CD-type assembled truss sheet is only used for military traffic at present, and has strong spanning capability, but has weak load bearing capability, cannot be used for bracket engineering, and cannot be used for trestle engineering for bearing construction hoisting function.

Disclosure of Invention

Aiming at the defects, the technical problem to be solved by the utility model is to provide a universal truss unit which is used for forming a universal bridge construction temporary facility convenient to disassemble and assemble.

In order to solve the technical problems, the utility model adopts the technical proposal that,

The utility model provides a general type truss unit, includes crossbeam and tie-beam, and the both ends of tie-beam are connected with the crossbeam respectively, and the one end of crossbeam is equipped with the connector, and the other end of crossbeam is equipped with the spread groove, and the connector and the spread groove of adjacent general type truss unit are connected.

As a preferable scheme of the utility model, the cross beam comprises cross beam units spliced with each other, a connecting gap is arranged between adjacent cross beam units, the connecting beam is connected in the connecting gap, and a connecting groove is formed between the connecting gap and the side wall of the connecting cross beam.

As a preferable mode of the utility model, a component fixing plate is arranged in the connecting gap, and a mounting hole is arranged on the component fixing plate.

As a preferable mode of the utility model, the width of the connector is consistent with the width of the connecting gap, and the connector is connected to the cross beam.

As a preferable scheme of the utility model, the connecting head is provided with a bolt through hole, the cross beam is provided with a connecting through hole matched with the bolt through hole, and the adjacent universal truss units are connected through the bolt through hole and the connecting through hole.

As a preferred embodiment of the present utility model, the universal truss unit further includes reinforcing bars connected to the cross beam and the connection beam, respectively, to reinforce the connection strength of the cross beam and the connection beam.

As a preferable scheme of the utility model, the middle part of the connecting beam is provided with a connecting plate, one end of the reinforcing rod is connected with the connecting position of the cross beam and the connecting beam, and the other end of the reinforcing rod is connected with the connecting plate.

As a preferable scheme of the utility model, one end of the reinforcing rod is provided with a groove, and the reinforcing rod is connected with the connecting beam through the groove.

As a preferred embodiment of the present utility model, the end portion of the reinforcing rod is inserted into the connection gap to connect the end portion of the reinforcing rod with the beam unit.

As a preferable scheme of the utility model, the connecting beams at two sides of the universal truss unit are connected with tie plates, and tie holes are formed in the tie plates.

The truss unit has better universality, and the trusses with different lengths are formed by assembling the truss units, so that the requirements of different construction environments are met, the truss unit is convenient to assemble and disassemble, the material and construction cost are saved, and the construction period is greatly shortened.

(2) The connectors of one side truss unit are spliced into the connecting grooves of the other side truss unit, the connectors and the connecting grooves are connected through bolts, pin shafts and other parts, so that the adjacent truss units are linked, the adjacent truss units are connected in a splicing and pin shaft mode, splicing efficiency of the truss units can be greatly improved, and construction requirements of different projects are met.

Drawings

Fig. 1 is a front view of the present truss unit.

Fig. 2 is a top view of the present truss unit.

Fig. 3 is a side view of the present truss unit.

Fig. 4 is a schematic illustration of the assembly of the present truss unit.

Reference numerals: the beam comprises a beam 1, a beam unit 1-1, a connecting gap 1-2, a component fixing plate 1-3, a mounting hole 1-4, a connecting through hole 1-5, a connecting beam 2, a connector 3, a bolt through hole 3-1, a connecting groove 4, a reinforcing rod 5, a connecting plate 6, a groove 7, a drawknot plate 8, a drawknot hole 8-1 and a bolt 9.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

The utility model provides a general truss unit, this truss unit has better commonality, through assembling a plurality of truss units to form the truss of different length, in order to satisfy the demand of different construction environment, the dismouting is convenient, can shorten construction cycle greatly when saving material, saving construction cost.

This truss unit includes crossbeam 1 and tie-beam 2, the both ends of tie-beam 2 are connected with crossbeam 1 respectively, the one end of crossbeam 1 is equipped with connector 3, the other end of crossbeam 1 is equipped with spread groove 4, adjacent truss unit is when the installation, peg graft the connector 3 of one side truss unit to the spread groove 4 of opposite side truss unit in, rethread bolt, parts such as round pin axle are connected connector 3, spread groove 4, thereby realize adjacent truss unit link, connect adjacent truss unit through peg graft and the form of round pin axle, can improve truss unit's concatenation efficiency greatly, satisfy the construction demand of different engineering.

In the embodiment, a single beam 1 comprises two mutually spliced beam units 1-1, a connecting gap 1-2 is arranged between adjacent beam units 1-1, in order to ensure the connecting strength of the beam 1 and a connecting beam 2, the end part of the connecting beam 2 is arranged deep into the connecting gap 1-2, the beam units 1-1 and the connecting beam 2 are welded by welding, and the connecting gap 1-2 and the side wall of the connecting beam 1 positioned on the edge of the truss unit are surrounded to form a connecting groove 4; in this embodiment, the connection beam 2 is arranged perpendicularly to the cross beam unit 1-1.

The connecting gap 1-2 is internally provided with a component fixing plate 1-3, the component fixing plate 1-3 is provided with a mounting hole 1-4, and components such as steel plates and the like are conveniently assembled on the upper end or the lower end face of the truss unit through the arrangement of the component fixing plate 1-3, so that the assembled truss structure has more functions.

In order to improve the connection strength of truss units, the width of the connector 3 is consistent with the width of the connection gap 1-2, the connector 3 is welded on the cross beam 1, and after the adjacent truss units are spliced, the connector 3 shakes in the connecting groove 4 to influence the strength of the spliced truss.

The connector 3 is provided with a bolt through hole 3-1, the cross beam 1 is provided with a connecting through hole 1-5 matched with the bolt through hole 3-1, the connecting pupils 1-5 are distributed on two sides of the connecting groove 4, and adjacent universal truss units are connected through the bolt through hole 3-1 and the connecting through hole 1-5.

The universal truss unit further comprises a reinforcing rod 5, a connecting plate 6 is arranged in the middle of the connecting beam 2, one end of the reinforcing rod 5 is connected with the connecting position of the cross beam 1 and the connecting beam 2, the other end of the reinforcing rod 5 is connected with the connecting plate 6, and the reinforcing rod 5 and the connecting beam 2 are connected to form a K shape so as to strengthen the connecting strength of the cross beam 1 and the connecting beam 2.

In order to facilitate the welding of the reinforcing rod 5 and the connecting beam 2, a groove 7 is arranged at one end of the reinforcing rod 5, and the contact surface of the reinforcing rod 5 and the connecting beam 2 is increased through the groove 7, so that the connection strength of the reinforcing rod 5 and the connecting beam 2 is increased.

The end of the reinforcing rod 5 stretches into the connecting gap 1-2, so that the reinforcing rod 5 is connected with the beam unit 1-1, the connecting strength of the reinforcing rod 5 is improved, and the strength of the truss unit is further improved.

The tie plates 8 are connected to the connecting beams 2 on the two sides of the universal truss unit, tie holes 8-1 are formed in the tie plates 8, and the tie plates 8 of the adjacent truss units are tied through bolts 9, so that the strength of the assembled truss is further improved.

In order to facilitate the connection of the tie plates 8 by the bolts 9, the connecting beam 2 is provided with through holes at positions corresponding to the tie holes 8-1 so that the bolts pass through the connecting beam 2.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present 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 utility model 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.

Although the terms corresponding to the reference numerals in the drawings are used more herein, the possibility of using other terms is not excluded; these terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The universal truss unit is characterized by comprising a cross beam (1) and a connecting beam (2), wherein two ends of the connecting beam (2) are respectively connected with the cross beam (1), one end of the cross beam (1) is provided with a connector (3), the other end of the cross beam (1) is provided with a connecting groove (4), and the connectors (3) of adjacent universal truss units are connected with the connecting groove (4);

The universal truss unit is characterized in that tie plates (8) are connected to the connecting beams (2) on two sides of the universal truss unit, and tie holes (8-1) are formed in the tie plates (8).

2. A universal truss unit according to claim 1, characterized in that the cross beams (1) comprise cross beam units (1-1) which are mutually spliced, a connecting gap (1-2) is arranged between adjacent cross beam units (1-1), the connecting beams (2) are connected in the connecting gap (1-2), and connecting grooves (4) are formed between the connecting gap (1-2) and the side walls of the connecting cross beams (1).

3. A universal truss unit according to claim 2, wherein component mounting plates (1-3) are provided in the connection gap (1-2), and mounting holes (1-4) are provided in the component mounting plates (1-3).

4. A universal truss unit according to claim 2, characterised in that the width of the connection head (3) corresponds to the width of the connection gap (1-2), the connection head (3) being connected to the cross member (1).

5. A universal truss unit according to claim 1, characterized in that the connector (3) is provided with a bolt through hole (3-1), the cross beam (1) is provided with a connecting through hole (1-5) adapted to the bolt through hole (3-1), and adjacent universal truss units are connected through the bolt through hole (3-1) and the connecting through hole (1-5).

6. A universal truss unit according to claim 2, characterized in that the universal truss unit further comprises stiffening bars (5), the stiffening bars (5) being connected to the cross beams (1), the connecting beams (2) respectively, to stiffen the connection strength of the cross beams (1), the connecting beams (2).

7. The universal truss unit according to claim 6, wherein the middle part of the connecting beam (2) is provided with a connecting plate (6), one end of the reinforcing rod (5) is connected with the connecting position of the cross beam (1) and the connecting beam (2), and the other end of the reinforcing rod (5) is connected with the connecting plate (6).

8. A universal truss unit according to claim 6, characterised in that the stiffening rods (5) are provided with grooves (7) at one end, the stiffening rods (5) being connected to the connecting beams (2) by means of the grooves (7).

9. A universal truss unit according to claim 5, characterised in that the ends of the stiffening rods (5) extend into the connection gap (1-2) to connect the ends of the stiffening rods (5) with the cross-beam unit (1-1).