CN211523504U

CN211523504U - Combined truss convenient to connect

Info

Publication number: CN211523504U
Application number: CN201921946701.9U
Authority: CN
Inventors: 谢宏逵
Original assignee: Jiangsu Shenghong Steel Structure Co ltd
Current assignee: Jiangsu Shenghong Steel Structure Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-09-18
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a combined truss convenient for connection in the technical field of truss, which comprises a truss column, wherein the truss column is a cylindrical steel pipe, three fixing rings which are uniformly arranged are sleeved on the truss column, horizontal hole grooves are uniformly formed on the fixing rings, internal threads are carved in the hole grooves, locking bolts matched with the internal threads are arranged in the hole grooves, two symmetrical support rods are fixedly connected on the left side and the right side of each fixing ring, six support rods are sleeved on a positioning block and pass through the positioning block through the communication hole grooves to be fixedly connected with a connector, jacks are uniformly formed on the surface of the outer wall of the connector, plugs matched with the jacks are inserted in the jacks, truss joints are embedded in the plugs, the device can be reinforced at any position on a beam of the truss, and is suitable for various small-sized projects, such as steel frames of greenhouses, the truss can be freely combined, and is convenient and quick to disassemble, flexible and convenient, and good in practicability.

Description

Combined truss convenient to connect

Technical Field

The utility model relates to a truss technical field specifically is a combination formula truss of convenient connection.

Background

The truss is a structure formed by mutually connecting two ends of a lever through hinges, the truss is generally a plane or space structure which is composed of straight rods and provided with triangular units, the main functions of the truss are to reduce dead weight and increase rigidity, the truss is generally connected vertically or horizontally during connection, the truss is generally connected in a welding mode, the truss is difficult to detach after connection, the connection part of the truss is mostly at the port of the truss, and if the truss is required to be reinforced on a cross beam of the truss, the truss is difficult to connect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination formula truss of convenient connection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined truss convenient to connect comprises a truss column, wherein the truss column is a cylindrical steel pipe, three fixing rings which are uniformly arranged are sleeved on the truss column, each fixing ring is formed by combining two semicircular ring sleeves with the same specification, two ends of each semicircular ring sleeve are fixedly connected with a connecting block, the connecting blocks of the front semicircular ring sleeve and the rear semicircular ring sleeve are close to each other, the front connecting block and the rear connecting block which are matched with each other are fixedly connected through a fastening bolt, a horizontal hole groove is uniformly formed in each fixing ring, an internal thread is engraved in the hole groove, a locking bolt matched with the internal thread is arranged in the hole groove, one end of the locking bolt is close to the surface of the side wall of the truss column, the other end of the locking bolt extends out of the outer ring of the fixing ring and is set to be a free end, two supporting rods which are symmetrical to each other are fixedly connected to the left side and the right side of the, six cup joint on branch on a locating piece, six branch passes locating piece and connector fixed connection, six through the intercommunication hole groove branch passes terminal surface about the connector to it is fixed through set nut, the connector is the hemisphere connector, the outer wall of connector evenly opens on the surface has the jack, sets up the internal thread in the jack, peg graft in the jack and the plug that the jack matches each other, the lateral wall of plug is carved with the external screw thread that matches each other with the jack internal thread on the surface, nested truss joint in the plug, truss joint sets up the dog with the junction of plug, and the dog laminates each other with the inner chamber of plug.

Further, it has six intercommunicating pore grooves of mutual symmetry to open on the locating piece, it link up from top to bottom to link up in the intercommunicating pore groove, the intercommunicating pore groove is similar to and leaks hopper-shaped, and the intercommunicating pore groove at top is established to connect and is imported, and the intercommunicating pore groove of bottom is established to connect the export, connects import and reduces gradually to the aperture of connecting between the export, and interference fit between the aperture of branch and the aperture of connecting the export.

Furthermore, a wave-shaped nick is carved on the port of the locking bolt close to one side of the truss column.

Further, a gasket is arranged between the positioning block and the connector and is a rubber pad.

Furthermore, a sheath matched with the supporting rod is sleeved at one end of the supporting rod, and the sheath is a sponge sheath and is connected with one end of the supporting rod through threads.

Furthermore, the connecting mode between the support rod and the fixing ring is welding.

Compared with the prior art, the beneficial effects of the utility model are that: through fixing solid fixed ring on the truss post, erection fixture piece and connector on solid fixed ring, connect truss joint on the connector through the screw thread, it is simple convenient, easy to operate, can the independent assortment, truss joint that can peg graft all directions according to the inclination difference of jack, be applicable to various small-size engineering, for example, the rack of big-arch shelter, when winter, need consolidate the steel framework and prevent that sleet from pressing to collapse, can freely select to consolidate the work in the position of truss post, after the use, convenient to detach, the practicality is better.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic diagram of the positioning block structure of the present invention.

In the figure: 1. a truss column; 2. a fixing ring; 21. locking the bolt; 22. tightening the bolt; 23. a joining block; 24. a strut; 3. positioning blocks; 31. a through hole groove; 32. connecting the inlet; 33. connecting the outlet; 4. a connector; 5. a jack; 6. positioning a nut; 7. truss joints; 8. a plug; 9. a sheath.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a combined truss convenient for connection comprises a truss column 1, wherein the truss column 1 is a cylindrical steel pipe, three fixing rings 2 which are uniformly arranged are sleeved on the truss column 1, the three fixing rings 2 are arranged to strengthen the fixing effect of the fixing rings 2 and improve the connection stability, the fixing rings 2 are formed by combining two semicircular ring sleeves with the same specification, two ends of the two semicircular ring sleeves are fixedly connected with connecting blocks 23, the connecting blocks 23 of the front semicircular ring sleeve and the rear semicircular ring sleeve are close to each other, the front connecting block 23 and the rear connecting block 23 which are matched with each other are fixedly connected through fastening bolts 22, the two semicircular ring sleeves are combined through the fastening bolts 22 to be firmly fixed on the truss column 1, horizontal hole grooves are uniformly formed in the fixing rings 2, internal threads are carved in the hole grooves, locking bolts 21 which are matched with the internal threads are arranged in the hole grooves, one end of each locking bolt 21 is close to the side wall surface of the truss column 1, the other end extends out of the outer ring of the fixing ring 2, the free end is arranged, the free end is rotated, so that the locking bolt 21 continuously presses close to the outer ring of the truss column 1, the truss column 1 is extruded to generate pressure for fixing the fixing ring 2, the left side and the right side of the fixing ring 2 are fixedly connected with two symmetrical supporting rods 24, the left side and the right side of the fixing ring 2 are respectively provided with six supporting rods 24, three fixing rings 2 are provided, two supporting rods 24 are arranged on any one side of the left side and the right side of each fixing ring 2, namely six supporting rods 24 are arranged on each side, the six supporting rods 24 are sleeved on a positioning block 3, the positioning block 3 is convenient for fixing the positions of the six supporting rods 24 and inserting the six supporting rods into the connector 4, the six supporting rods 24 penetrate through the positioning block 3 through a communicating hole groove 31 to be fixedly connected with the connector 4, evenly open on the outer wall surface of connector 4 has jack 5, set up the internal thread in the jack 5, peg graft in the jack 5 and jack 5 plug 8 of matcing each other, the lateral wall of plug 8 is carved with the external screw thread of matcing each other with jack 5 internal thread on the surface, nested truss joint 7 in the plug 8, truss joint 7 sets up the dog with plug 8's junction, the dog is laminated each other with plug 8's inner chamber, the dog is favorable to being connected between plug 8 and the truss joint 7, prevent that truss joint 7 from droing from plug 8.

As shown in fig. 3, the positioning block 3 is provided with six mutually symmetrical communication hole grooves 31, the communication hole grooves 31 are vertically penetrated, the communication hole grooves 31 are similar to a funnel shape, the communication hole groove 31 at the top is provided with a connecting inlet 32, the communication hole groove 31 at the bottom is provided with a connecting outlet 33, the hole diameter between the connecting inlet 32 and the connecting outlet 33 is gradually reduced, the hole diameter of the support rod 24 and the hole diameter of the connecting outlet 33 are in interference fit, after the fixing ring 2 is installed, the six support rods 24 at each side are staggered, the six support rods 24 can be fixed to a relatively correct position by using the positioning block 3, the insertion of the connector 4 is facilitated, and the operation time is saved;

as shown in fig. 2, the end of the locking bolt 21 close to the side of the truss column 1 is engraved with a wave-shaped nick, which can increase friction force, and the locking bolt 21 has better stability when extruding the truss column 1, thereby reducing the probability of looseness between the locking bolt 21 and the truss column 1;

as shown in fig. 1, a gasket is arranged between the positioning block 3 and the connector 4, the gasket is a rubber gasket, and the rubber gasket can prevent the connector 4 and the positioning block 3 from being excessively extruded during installation, so that cracks can be prevented;

as shown in fig. 1, a sheath 9 matched with one end of the supporting rod 24 is sleeved on one end of the supporting rod 24, the sheath is a sponge sleeve and is connected with one end of the supporting rod 24 through threads, the supporting rod 24 exceeds one section of the connector 4 after being assembled, potential safety hazards are easily caused by the exposed connector, the sponge sleeve can prevent the supporting rod 24 from being cut, and meanwhile, the sponge sleeve has a waterproof effect and can prevent the supporting rod 24 from being rusted;

as shown in fig. 1, the connection manner between the supporting rod 24 and the fixing ring 2 is welding, and the supporting rod 24 and the fixing ring 2 are connected together by welding, so that the stability is better, the stress borne by the connection part is larger, and a good supporting effect is achieved.

Example (b): when in use, the fixing rings 2 are sleeved on the truss column 1 and fastened through the fastening bolts 22, after the sleeving is finished, the locking bolts 21 are used for rotating and locking, friction force is generated between the locking bolts 21 and the truss column 1 to fix the connection part, at the moment, the six supporting rods 24 on each side of the three fixing rings 2 are sleeved on the positioning block 3, as the aperture of the positioning block 3 is reduced from large to small, interference fit is realized, after the positioning is finished, the relative positions of the six supporting rods 24 can be determined, the connector 4 is sleeved on the supporting rods 24 and is fixed through the threads of the positioning nuts, as the connector 4 comprises the jacks 5 in different directions, the plug 8 can be rotated into the jack 5 through the action of the threads, the plug 8 is movably connected with the truss joint 7, the truss joint 7 is fixed, the plug 8 is rotated to be connected, the installation and the disassembly are convenient, the other end of the truss joint 7 can be inserted into the other jack, and assembling the trusses in sequence.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A conveniently connected modular truss comprises truss columns (1) and is characterized in that: the truss column (1) is a cylindrical steel pipe, three fixing rings (2) which are uniformly arranged are sleeved on the truss column (1), each fixing ring (2) is formed by combining two semicircular ring sleeves with the same specification, two ends of each semicircular ring sleeve are fixedly connected with a linking block (23), the linking blocks (23) of the front semicircular ring sleeve and the back semicircular ring sleeve are mutually pressed close to each other, the linking blocks (23) which are matched with each other are fixedly connected through fastening bolts (22) in the front and the back, the fixing rings (2) are uniformly provided with horizontal hole grooves, internal threads are carved in the hole grooves, locking bolts (21) which are mutually matched with the internal threads are arranged in the hole grooves, one ends of the locking bolts (21) are close to the side wall surface of the truss column (1), the other ends of the fixing rings extend out of the outer ring of the fixing rings (2), the free ends are arranged, two supporting rods (24) which are mutually symmetrical are fixedly connected on the left side and the right side, six branch (24) are all had to the left and right sides of solid fixed ring (2), six cup joint on locating piece (3) on branch (24), six branch (24) pass locating piece (3) and connector (4) fixed connection through hole groove (31), six terminal surface about connector (4) is passed in branch (24) to it is fixed through set nut (6), connector (4) are the hemisphere connector, evenly open on the outer wall surface of connector (4) has jack (5), sets up the internal thread in jack (5), plug (8) of pegging graft and jack (5) mutual matching in jack (5), the lateral wall of plug (8) is carved with the external screw thread that matches each other with jack (5) internal thread on the surface, nested truss joint (7) in plug (8), truss joint (7) and the junction of plug (8) set up the dog, the stop block is mutually attached to the inner cavity of the plug (8).

2. The conveniently-connected combined truss of claim 1, wherein: set up on locating piece (3) and have communicating hole groove (31) of six mutual symmetries, link up from top to bottom communicating hole groove (31), communicating hole groove (31) are similar to leak hopper-shaped, and communicating hole groove (31) at top are established and are connected import (32), and communicating hole groove (31) of bottom are established and are connected export (33), connect import (32) to connecting the aperture between export (33) and reduce gradually, and interference fit between the aperture of branch (24) and the aperture of being connected export (33).

3. The conveniently-connected combined truss of claim 1, wherein: the port of the locking bolt (21) close to one side of the truss column (1) is carved with a wave-shaped nick.

4. The conveniently-connected combined truss of claim 1, wherein: and a gasket is arranged between the positioning block (3) and the connector (4), and is a rubber pad.

5. The conveniently-connected combined truss of claim 1, wherein: one end of the supporting rod (24) is sleeved with a sheath (9) matched with the supporting rod, the sheath is a sponge sheath and is connected with one end of the supporting rod (24) through threads.

6. The conveniently-connected combined truss of claim 1, wherein: the connecting modes between the supporting rod (24) and the fixing ring (2) are all welding.