CN218622655U

CN218622655U - Multifunctional truss connecting device

Info

Publication number: CN218622655U
Application number: CN202222582145.XU
Authority: CN
Inventors: 陈华良; 蒋云; 吕智姿; 巩伟; 蒋鹏
Original assignee: Jiangsu Jietong Heavy Industry Co ltd
Current assignee: Jiangsu Jietong Heavy Industry Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-03-14
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a multifunctional truss connecting device, which comprises a connecting plate and connecting components, wherein the connecting plate comprises a front surface and a back surface, and a plurality of connecting components are fixedly arranged on the front surface and the back surface; the connecting assembly comprises a sleeve, a connector, a first fixing piece and a second fixing piece, the sleeve is connected with the connecting plate, the connector is installed in the sleeve and can be sleeved in a chord member of the truss, the chord member is fixedly connected with the connector through the first fixing piece, the chord member can be inserted into the sleeve after being connected with the connector, and the second fixing piece is used for locking the relative position of the chord member and the sleeve; the axis of the sleeve of the connecting component on one side of the connecting plate is perpendicular to the connecting plate, and the axis of the sleeve of the connecting component on the other side of the connecting plate is perpendicular to or parallel to the connecting plate. The connecting structure can realize the connection among the multi-section trusses and the switching of the longitudinal truss and the transverse truss, and is high in connecting strength and wide in application range.

Description

Multifunctional truss connecting device

Technical Field

The utility model relates to a building articles for use technical field specifically is a multi-functional truss connecting device.

Background

At present, the truss structure is very widely applied because the truss structure is simple and convenient in design, manufacture and installation and has a large range of adaptive span. The truss structure can be applied to large-scale buildings such as large-span factory buildings, exhibition halls, gymnasiums and bridges, and is also commonly used for stage construction, advertising shed construction and the like of various large-scale activities. And one half of the truss structure is composed of a plurality of sections of trusses, and the trusses are combined and connected according to the site construction condition. For example, chinese patent publication No. CN206635943U discloses a truss connection device, which can firmly connect two trusses with different structures, such as a screw truss and a bolt truss, so as to break the limitation of using a single truss and improve the compatibility and flexibility of using the truss. However, in actual use, the connecting strength of the connecting device is low. Meanwhile, in the actual construction process, the truss needs to be connected and connected according to actual requirements, and the existing truss connecting or truss connecting device can only realize the function of single connection or connection, so that the use is limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art's defect, provide a multi-functional truss connecting device, it can realize the switching of the connection between the multistage truss and vertical truss and horizontal truss, and joint strength is high, and application scope is wide.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a multi-functional truss connecting device, includes connecting plate and coupling assembling, its characterized in that: the connecting plate comprises a front surface and a back surface, and a plurality of connecting components are fixedly arranged on the front surface and the back surface; the connecting assembly comprises a sleeve, a connector, a first fixing piece and a second fixing piece, the sleeve is connected with the connecting plate, the connector is installed in the sleeve, the connector can be sleeved in a chord member of a truss, the chord member is fixedly connected with the connector through the first fixing piece, the chord member can be inserted into the sleeve after being connected with the connector, and the second fixing piece is used for locking the relative position of the chord member and the sleeve; the axis of the sleeve of the connecting assembly on one surface of the connecting plate is perpendicular to the connecting plate, and the axis of the sleeve of the connecting assembly on the other surface of the connecting plate is perpendicular to or parallel to the connecting plate.

Further, coupling assembling still includes two locating plates, locating plate fixed mounting just the interval of two locating plates equals on the connecting plate telescopic external diameter.

Further, the sleeve is fixedly installed between the two positioning plates, and the positioning plates are fixedly connected with the sleeve through fasteners.

Further, an installation mode of the sleeve on the connecting plate is provided, and the axis of the sleeve of the connecting assembly on the front surface and the axis of the sleeve of the connecting assembly on the back surface of the connecting plate are perpendicular to the connecting plate.

Further, another way of installing the sleeve on the connecting plate is provided, wherein the axis of the sleeve of the connecting assembly on the front surface of the connecting plate is parallel to the connecting plate, and the axis of the sleeve of the connecting assembly on the back surface of the connecting plate is perpendicular to the connecting plate.

Furthermore, in order to enable the first fixing piece to be fixedly connected with the chord member and the connector, a first positioning hole is formed in the chord member, a second positioning hole is formed in the connector, and the first fixing piece penetrates through the first positioning hole and the second positioning hole.

Further, a concrete structure of first mounting is provided, first mounting includes bolt and locating pin, bolt one end is equipped with the location step, and the fixed orifices has been seted up to the other end, the locating pin can pass the fixed orifices.

Furthermore, in order to enable the chord to be inserted into the sleeve, the second fixing piece can fix the relative position of the chord and the sleeve, and the sleeve is provided with a threaded through hole for the second fixing piece to pass through.

Further, a concrete structure of second mounting is provided, the second mounting is set screw, set screw with sleeve threaded connection, just its tip with after fastening screw screws up chord member surface butt.

By adopting the technical scheme, the utility model discloses following beneficial effect has:

1. by arranging the connecting plate, the sleeve, the connector, the first fixing piece and the second fixing piece, the two groups of trusses can be very firmly fixed on the front surface and the back surface of the connecting plate, so that the connecting strength between the two groups of trusses is improved;

2. the installation directions of the sleeves on the connecting plate are changed, so that the installation directions of the sleeves on the front side and the back side of the connecting plate are different, the multifunctional truss connecting device can realize the connection of the truss and the switching of the transverse truss and the longitudinal truss, and the application range of the multifunctional truss connecting device is effectively expanded.

Drawings

Fig. 1 is a schematic structural view of a multifunctional truss connection device according to a first embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection between a multifunctional truss connection device and a truss according to a first embodiment of the present invention;

fig. 3 is a schematic cross-sectional view illustrating a multifunctional truss connection device and a truss connection according to a first embodiment of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 3 according to the present invention;

fig. 5 is an enlarged view of the portion B of fig. 3 according to the present invention;

fig. 6 is a schematic view illustrating the connection between the multifunctional truss connection device and the truss according to the second embodiment of the present invention;

fig. 7 is a schematic cross-sectional view illustrating the multifunctional truss connection device and the truss connection according to the second embodiment of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Example one

As shown in fig. 1 to 5, in the present embodiment, there is provided a multi-functional truss connection device including a connection plate 1 and a connection member 100. Specifically, as shown in fig. 1, the connection board 1 is a square plate-shaped structure, the connection board 1 has a front surface 11 and a back surface 12, four connection assemblies 100 are respectively mounted on the front surface 11 and the back surface 12, the connection assemblies 100 are mounted at four corners of the front surface 11 and the back surface 12 of the connection board 1, and the number of the connection assemblies 100 is eight, but is not limited to eight.

The coupling assembly 100 includes a sleeve 2, a coupling head 3, a first fixing member 4, and a second fixing member 5. The sleeve 2 is connected with the connecting plate 1, the connector 3 is installed in the sleeve 2, the connector 3 can be sleeved in the chord 61 of the truss 6, the first fixing piece 4 is used for fixedly connecting the chord 61 of the truss 6 with the connector 3, the chord 61 of the truss 6 is connected with the connector 3 and then inserted into the sleeve 2, and the second fixing piece 5 is used for locking the relative position of the chord 61 of the truss 6 and the sleeve 2.

As shown in fig. 1, 3 and 4, the connecting assembly 100 further includes two positioning plates 7, the positioning plates 7 are fixedly mounted on the connecting plate 1, the sleeve 2 is connected with the connecting plate 1 through the positioning plates 1, and the distance between the two positioning plates 7 is equal to the outer diameter of the sleeve 2. The sleeve 2 is fixed between the two positioning plates 7, the sleeve 2 and the positioning plates 7 are fixedly connected by means of fasteners 8, and the fasteners 8 are fastening screws 81 and fastening nuts 81. The upper end of the positioning plate 7 is provided with a positioning hole 71, the lower ends of the sleeve 2 and the connector 3 are provided with through holes 72, and after the fastening screw 81 sequentially penetrates through the positioning plate 7, the sleeve 2 and the connector 3, the other end of the fastening screw 81 is sleeved with a fastening nut 81 and screwed, so that the sleeve 2 and the connector 3 are fixed.

As shown in fig. 1-5, in this embodiment, the axes of the sleeves 2 on both the front face 11 and the back face 12 of the web 1 are perpendicular to the web 1.

As shown in fig. 2 to 5, a sleeve hole (not shown) is formed at an end of the chord 61 of the truss 6, the sleeve hole can be inserted by the connector 3, a first positioning hole 610 is formed at one end of the chord 61 connected to the connector 3, a second positioning hole 310 is formed in the connector 3, and the first fixing member 4 sequentially passes through the first positioning hole 610 and the second positioning hole 310 to realize connection between the chord 61 and the connector 3, so as to realize fixed connection between the truss 6 and the connector 3.

The sleeve 2, the connector 3, the first fixing piece 4 and the second fixing piece 5 can be detached and replaced. After the multifunctional truss connecting device is used for many times, abrasion of different degrees can occur to each connecting part, and in order to guarantee the connecting strength of the multifunctional truss connecting device, firmness in the connection process is improved, and the corresponding connecting parts need to be replaced according to actual use conditions.

As shown in fig. 3-5, the first fixing element 4 includes a bolt 41 and a positioning pin 42, one end of the bolt 41 is provided with a positioning step, and the other end is provided with a fixing hole 410, when in use, the end of the bolt 41 with the fixing hole 410 passes through the first positioning hole 610 and the second positioning hole 310, and then the positioning pin 42 passes through the fixing hole 410, so as to realize the fixed connection between the chord 61 and the connector 3. The positioning pin 42 is provided to avoid the sliding of the latch 41 during the connection process from affecting the firmness of the connection. In order to fix the relative positions of the chord 61 and the connecting head 3 and also to reduce the degree of freedom, and to eliminate the relative movement between the chord 61 and the connecting head 3 in the extending direction of the truss 6, the diameter of the bolt 41 is adapted to the diameter of the first positioning hole 610 on the chord 61 and the second positioning hole 310 on the connecting head 3.

In other embodiments, not shown, the first fixing element 4 may also be a bolt and a nut, the bolt is provided with a positioning step at one end and an external thread at the other end, and the nut is tightened to complete the fixed connection between the chord 61 and the connecting head 3.

The inner diameter of the sleeve 2 is larger than the outer diameter of the chord 61 so that the chord 61 can be inserted into the sleeve 2 after being connected to the connector 3.

The second fixing piece 5 is a positioning screw, the sleeve 2 is provided with a plurality of thread through holes 210, the positioning screw is in threaded connection with the sleeve 2, and one end of the positioning screw abuts against the outer surface of the chord 61. After the chord 61 is inserted into the sleeve 2, the set screw is tightened so that the end of the set screw contacts the outer surface of the chord 61. The second fixing member 5 serves as a secondary fixing member, so that relative movement between the chord 61 and the sleeve 2 in a direction perpendicular to the truss 6 is eliminated, and the firmness of connection is improved well.

The first fixing element 4 is used for connecting the chord 61 with the connecting head 3, so that the truss 6 is fixed on the connecting plate 1. The second fixing piece 5 is used for locking the relative positions of the chord 61 and the sleeve 2, so that the secondary fixing of the trusses 6 and the connecting device is realized, and the connecting strength between two adjacent trusses 6 is improved.

When two groups of trusses 6 need to be connected, the four connectors 3 on the front surface 11 of the connecting plate 1 are respectively inserted into the four chords 61 of one truss 6, when the second positioning holes 310 on the connectors 3 reach the opposite positions of the first positioning holes 610 on the chords 61, the bolts 41 sequentially penetrate through the first positioning holes 610 and the second positioning holes 310, and then the safety pins are inserted into the fixing holes 410 at the bottoms of the bolts 41, so that the connection between the trusses 6 and the connecting plate 1 is completed; the chord 61 is connected with the connector 3 and then inserted into the sleeve 2, and the positioning screw is screwed down, so that the end part of the positioning screw is abutted against the outer surface of the chord 61, and secondary fixation is realized.

Similarly, the four connectors 3 on the reverse side 12 of the connecting plate 1 are respectively inserted into the four chords 61 of another truss 6, when the second positioning hole 310 on the connector 3 reaches the relative position of the first positioning hole 610 on the chord 61, the bolt 41 sequentially passes through the first positioning hole 610 and the second positioning hole 310, and then the safety pin is inserted into the fixing hole 410 at the bottom of the bolt 41, so that the connection between the truss 6 and the connecting plate 1 is completed; the chord 61 is connected with the connector 3 and then inserted into the sleeve 2, and the positioning screw is screwed down, so that the end part of the positioning screw is abutted against the outer surface of the chord 61, and secondary fixation is realized.

So far, realize the fixed connection of two sets of trusses 6, through setting up connecting plate 1, sleeve 2, connector 3, first mounting 4 and second mounting 5, can be with two sets of trusses 6 very firm fix at the tow sides of connecting plate 1 to joint strength between two sets of trusses 6 has been improved.

Example two

As shown in fig. 6 to 7, the present embodiment is different from the first embodiment in that, in the present embodiment, the axis of the sleeve 2 on the front surface 11 of the connecting plate 1 is parallel to the connecting plate 1, and the axis of the sleeve 2 on the back surface 12 of the connecting plate 1 is perpendicular to the connecting plate 1.

The mounting directions of the sleeves 2 on the front and back sides of the connecting plate 1 are different, so that the multifunctional truss connecting device can realize connection of the trusses and switching of the trusses, as shown in fig. 6, in the embodiment, the multifunctional truss connecting device relates to the first connecting device 101, the second connecting device 102 and the four-section truss, the four-section truss comprises two transverse trusses (a and B) and two longitudinal trusses (C and D), of course, the number of the connecting devices, the longitudinal trusses and the transverse trusses is not limited thereto, and is determined according to actual requirements.

The front 11 of the connecting plate 1 of the first connecting device 101 is respectively and fixedly connected with the two chords 61 at the lower end of the truss A and the two chords 61 at the lower end of the truss B, and the front 11 of the connecting plate 1 of the second connecting device 102 is respectively and fixedly connected with the two chords 61 at the lower end of the truss A and the two chords 61 at the upper end of the truss B, so that the truss A and the truss B are connected;

the reverse side 12 of the connecting plate 1 of the first connecting device 101 is fixedly connected with the four chords 61 at the top end of the C truss, and the reverse side 12 of the connecting plate 1 of the second connecting device 102 is fixedly connected with the four chords 61 at the bottom end of the D truss, so that the connection and the switching of the transverse truss and the longitudinal truss are realized.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A multi-functional truss connecting device, includes connecting plate (1) and coupling assembling (100), its characterized in that: the connecting plate (1) comprises a front surface (11) and a back surface (12), and a plurality of connecting assemblies (100) are fixedly mounted on the front surface (11) and the back surface (12); the connecting assembly (100) comprises a sleeve (2), a connector (3), a first fixing piece (4) and a second fixing piece (5), the sleeve (2) is connected with the connecting plate (1), the connector (3) is installed in the sleeve (2), the connector (3) can be sleeved in a chord member (61) of a truss (6), the chord member (61) is fixedly connected with the connector (3) through the first fixing piece (4), the chord member (61) can be inserted into the sleeve (2) after being connected with the connector (3), and the second fixing piece (5) is used for locking the relative position of the chord member (61) and the sleeve (2); the axis of the sleeve (2) of the connecting component (100) on one surface of the connecting plate (1) is perpendicular to the connecting plate (1), and the axis of the sleeve (2) of the connecting component (100) on the other surface of the connecting plate (1) is perpendicular to or parallel to the connecting plate (1).

2. The multi-functional truss attachment of claim 1 wherein: coupling assembling (100) still includes two locating plates (7), locating plate (7) fixed mounting be in on connecting plate (1) and the interval of two locating plates (7) equals the external diameter of sleeve (2).

3. The multi-functional truss attachment of claim 2 wherein: the sleeve (2) is fixedly arranged between the two positioning plates (7), and the positioning plates (7) are fixedly connected with the sleeve (2) through fasteners (8).

4. The multifunctional truss connection device of claim 1, wherein: the axis of the sleeve (2) of the connecting component (100) on the front surface (11) and the back surface (12) of the connecting plate (1) is perpendicular to the axis of the sleeve (2) of the connecting component (100) on the front surface and the back surface of the connecting plate (1).

5. The multi-functional truss attachment of claim 1 wherein: the axis of sleeve (2) of coupling assembling (100) on positive (11) of connecting plate (1) with connecting plate (1) is parallel to each other, the axis of sleeve (2) of coupling assembling (100) on reverse (12) of connecting plate (1) with connecting plate (1) mutually perpendicular.

6. The multifunctional truss connection device of claim 1, wherein: be equipped with first locating hole (610) on chord member (61), be equipped with second locating hole (310) on connector (3), first mounting (4) pass first locating hole (610) with second locating hole (310).

7. The multifunctional truss connection device of claim 1, wherein: first mounting (4) are including bolt (41) and locating pin (42), bolt (41) one end is equipped with the location step, and fixed orifices (410) have been seted up to the other end, locating pin (42) can pass fixed orifices (410).

8. The multi-functional truss attachment of claim 1 wherein: the sleeve (2) is provided with a threaded through hole (210) for the second fixing piece (5) to pass through.

9. The multi-functional truss attachment of claim 1 wherein: the second fixing piece (5) is a positioning screw, the positioning screw is in threaded connection with the sleeve (2), and the end of the positioning screw is abutted to the outer surface of the chord (61) after the positioning screw is screwed down.