CN219219331U - Assembled building truss - Google Patents

Abstract

The utility model relates to the technical field of building trusses, in particular to an assembled building truss. Including three horizontal pole, three the horizontal pole is triangle-shaped array setting, and is three all weld between the horizontal pole is two liang has a plurality of first vertical poles, the slip cap is equipped with the drum on the horizontal pole, and is three all weld between the drum is two liang has the second vertical pole, and is three the second vertical pole is triangle-shaped array arrangement, is located the below the welding has the connecting rod that the level set up on the second vertical pole, three the one end of horizontal pole is equipped with the connecting piece, the bottom welding of connecting piece has the montant. The beneficial effects of the utility model are as follows: through simple locking mechanism to can realize the quick adjustment to building truss, and then can guarantee that building truss and stand connecting piece's high-speed joint is fixed, avoid traditional welding mode often to need feed supplement welded problem, can effectively save installation time, the effectual installation effectiveness who improves building truss.

Description

Assembled building truss

Technical Field

The utility model relates to the technical field of building trusses, in particular to an assembled building truss.

Background

Truss in the truss structure refers to truss girder, is a lattice girder structure, is commonly used in public buildings such as large-span factory buildings, exhibition halls, gymnasiums and bridges, is commonly called roof truss because of the roof structure which is mostly used for building, various assembled buildings are continuously built along with the continuous development of economy, the application of the assembled truss is wider, the truss structure of the existing assembled building is various, the truss structure mainly comprises triangles, arches and straight lines, steel welding is generally adopted, and the truss structure has the advantages of light weight and high strength.

However, the conventional fabricated building truss is relatively fixed in general structure, does not have an adjusting structure, so that the problem that the distance is too large frequently occurs when the conventional fabricated building truss is connected with an upright post embedded part, and the conventional fabricated building truss needs to be connected and repair welded by using materials, is complex in operation, consumes long time and seriously affects the installation efficiency of the building truss.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides an assembled building truss, it is comparatively fixed to solve current assembled building truss general structure, does not have the regulation structure, often appears the too big problem of interval when leading to being connected with the stand built-in fitting, need use the material to connect the repair welding, and complex operation is consuming time longer, seriously influences the problem of building truss's installation effectiveness.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides an assembled building truss, includes three horizontal pole, three the horizontal pole is triangle-shaped array setting, and is three all the welding has a plurality of first longitudinal bars between two liang of horizontal pole, the cover is equipped with the drum on the horizontal pole, and is three all the welding has the second longitudinal bar between two liang of the drum, the second longitudinal bar is triangle-shaped array arrangement, is located the below the welding has the connecting rod that the level set up on the second longitudinal bar, and the three the one end of horizontal pole is equipped with the connecting piece, the bottom welding of connecting piece has the montant, the bottom welding of montant has the stand built-in fitting, first rectangle recess has been seted up to the one end of connecting piece, connecting rod slidable mounting is in first rectangle recess, the second rectangle recess has been seted up to the one end that the second longitudinal bar was kept away from to the connecting rod, second rectangle recess slidable mounting has first inserted bar, first inserted bar is kept away from the one end welding on the inner wall of first rectangle recess, the circular slot has been seted up on the bottom the inner wall of first rectangle recess, the circular slot extends to the second inserted bar, second inserted bar is installed to the second bevel gear, second bevel gear engagement has the second bevel gear engagement, first bevel gear engagement has the second bevel gear engagement.

The beneficial effects of the utility model are as follows: through such setting to can realize the rapid adjustment to building truss, and then guarantee to carry out quick connect with the connecting piece, avoid traditional building truss to need often feed supplement welded problem, thereby can effectively improve building truss's installation effectiveness.

To facilitate quick installation of the building truss:

as a further improvement of the above technical scheme: the horizontal pole still includes the spout, the spout has been seted up on the horizontal pole, fixed mounting has the rack in the spout, fixed mounting has the fixed block on the drum, the one end of fixed block extends to in the drum, the fixed block is close to the one end of horizontal pole and has seted up the third rectangle recess, slidable mounting has the tooth piece in the third rectangle recess, the one end of tooth piece extends to in the spout that corresponds and meshes with the rack, the inner wall sliding connection of tooth piece and spout, the one end rotation that the horizontal pole was kept away from to the tooth piece is installed the second lead screw, second lead screw and fixed block threaded connection.

The beneficial effects of this improvement are: through such setting to can realize installing building truss fast, can effectively avoid traditional welding power consumption big, the longer problem of time spent is favorable to improving building truss's installation effectiveness.

To facilitate locking of the first plunger:

as a further improvement of the above technical scheme: the first inserted link is provided with a pin hole in a penetrating mode, the second inserted link penetrates through the pin hole in a sliding mode, a first through hole is formed in the inner wall of the bottom of the second rectangular groove in a penetrating mode, and the second inserted link penetrates through the first through hole in a sliding mode.

The beneficial effects of this improvement are: by arranging the pin holes, the second inserted link can be conveniently locked to the first inserted link.

In order to limit the movement distance of the second plunger:

as a further improvement of the above technical scheme: a limit groove is formed in the inner wall of one side of the round groove, a limit block is slidably mounted in the limit groove, the limit block is welded with a second inserted bar, a thread groove is formed in the bottom end of the second inserted bar, and the first screw rod is mounted in the thread groove in a threaded mode.

The beneficial effects of this improvement are: through setting up spacing groove and stopper to can restrict the removal of second inserted bar.

In order to prevent the first screw from rocking:

as a further improvement of the above technical scheme: the circular groove is internally and fixedly provided with a clamping block, the clamping block is provided with a second through hole, the first screw rod penetrates through the second through hole in a rotating mode, the second through hole is internally and fixedly provided with a first bearing, and the inner ring of the first bearing is fixedly sleeved on the first screw rod.

The beneficial effects of this improvement are: through setting up the fixture block to be convenient for carry out spacingly to first lead screw, prevent that first lead screw from removing, make it can only rotate.

To facilitate rotation of the second bevel gear:

as a further improvement of the above technical scheme: the novel rotary shaft is characterized in that a third through hole is formed in one side of the circular groove, a rotary shaft penetrates through the third through hole in a rotating mode, one end of the rotary shaft is welded with a second bevel gear, a first handle is welded at the other end of the rotary shaft, a second bearing is fixedly mounted in the third through hole, and an inner ring of the second bearing is fixedly sleeved on the rotary shaft.

The beneficial effects of this improvement are: through setting up third through-hole and pivot to be convenient for rotate second bevel gear.

In order to rotate the second lead screw, more labor is saved:

as a further improvement of the above technical scheme: the third rectangular groove is penetrated with a threaded through hole on the inner wall of one side of the third rectangular groove far away from the cross rod, the second screw rod is penetrated with the threaded through hole, one end of the second screw rod far away from the cross rod is welded with a second handle, one side of the tooth block far away from the cross rod is provided with a groove, the second screw rod is rotatably arranged in the groove, a third bearing is fixedly arranged in the groove, and the inner ring of the third bearing is fixedly sleeved on the second screw rod.

The beneficial effects of this improvement are: through setting up the second handle to can be more laborsaving when rotating the second lead screw.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the post embedment, connector and connecting rod of the present utility model;

FIG. 3 is a schematic side cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

fig. 5 is an enlarged schematic view of the portion B of fig. 3 according to the present utility model.

In the figure: 1. a cross bar; 2. a first longitudinal bar; 3. a cylinder; 4. a second longitudinal bar; 5. a connecting rod; 6. a connecting piece; 7. a vertical rod; 8. a post embedded part; 9. a first rectangular recess; 10. a second rectangular groove; 11. a first plunger; 12. a circular groove; 13. a second plunger; 14. a first screw rod; 15. a first bevel gear; 16. a second bevel gear; 17. a chute; 18. a fixed block; 19. a rack; 20. a third rectangular recess; 21. tooth blocks; 22. and a second screw rod.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

Example 1:

as shown in fig. 1-5, an assembled building truss comprises three cross rods 1, wherein the cross rods 1 are arranged in a triangular array, a plurality of first longitudinal rods 2 are welded between every two cross rods 1, a cylinder 3 is arranged on the cross rods 1 in a sliding sleeve mode, a second longitudinal rod 4 is welded between every two of the cylinders 3, the second longitudinal rods 4 are arranged in a triangular array, connecting rods 5 are welded on the second longitudinal rods 4 and located below, connecting pieces 6 are arranged at one ends of the cross rods 1, vertical rods 7 are welded at the bottoms of the connecting pieces 6, vertical column embedded parts 8 are welded at the bottoms of the vertical rods 7, first rectangular grooves 9 are formed at one ends of the connecting pieces 6, the connecting rods 5 are slidably mounted in the first rectangular grooves 9, second rectangular grooves 10 are formed at one ends of the connecting rods 5, first inserted rods 11 are slidably mounted in the second rectangular grooves 10, connecting rods 11 are arranged at the bottoms of the first inserted rods, second inserted rods 11 are far away from the first rectangular grooves 12, circular bevel gears 12 are welded at the inner walls of the second rectangular grooves 12, circular bevel gears 12 are welded at the bottoms of the first inserted rods 12, circular bevel gears 16 are welded at the bottoms of the second inserted rods 12, and the bottom of the first bevel gears 12 are welded at the second bevel gears 13, and the bottom of the first bevel gears 12 are welded at the bottom of the second bevel gears 12, and the bottom of the first bevel gears 12 is meshed with the second bevel gears 13, and the first bevel gears are welded at the bottom of the first bevel gears, and the first bevel gears are meshed with the first bevel gears, and the second bevel gears are meshed with the first bevel gears, respectively, and the first bevel gears, and the first bevel gears are meshed with the first and the second bevel gears, respectively.

Example 2:

as shown in fig. 1, 3 and 5, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two of the three cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, second longitudinal bars 4 are welded between every two of the three cylinders 3, the three second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 horizontally arranged are welded on the second longitudinal bars 4 below, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, vertical column embedded parts 8 are welded at the bottoms of the vertical bars 7, first rectangular grooves 9 are formed at one ends of the connecting pieces 6, the connecting rod 5 slidable mounting is in first rectangle recess 9, second rectangle recess 10 has been seted up to the one end that second vertical pole 4 was kept away from to connecting rod 5, slidable mounting has first inserted bar 11 in second rectangle recess 10, the one end that second vertical pole 4 was kept away from to first inserted bar 11 welds on the inner wall of first rectangle recess 9, circular slot 12 has been seted up on the bottom inner wall of first rectangle recess 9, circular slot 12 extends to in the montant 7, slidable mounting has second inserted bar 13 in circular slot 12, second inserted bar 13 runs through first inserted bar 11, first lead screw 14 is installed to the bottom screw thread of second inserted bar 13, first bevel gear 15 has been welded to the bottom of first lead screw 14, second bevel gear 16 is installed to the rotary mounting in circular slot 12, second bevel gear 16 meshes with first bevel gear 15. The cross bar 1 further comprises a chute 17, the chute 17 is formed in the cross bar 1, a rack 19 is fixedly mounted in the chute 17, a fixed block 18 is fixedly mounted on the cylinder 3, one end of the fixed block 18 extends into the cylinder 3, a third rectangular groove 20 is formed in one end, close to the cross bar 1, of the fixed block 18, a tooth block 21 is slidably mounted in the third rectangular groove 20, one end of the tooth block 21 extends into the corresponding chute 17 and is meshed with the rack 19, the tooth block 21 is slidably connected with the inner wall of the chute 17, a second screw rod 22 is rotatably mounted at one end, far away from the cross bar 1, of the tooth block 21, and the second screw rod 22 is in threaded connection with the fixed block 18.

Example 3:

as shown in fig. 2, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three the cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, a second longitudinal bar 4 is welded between every two cylinders 3, three the second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 are welded on the second longitudinal bars 4 and are arranged horizontally, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, post embedded pieces 8 are welded at the bottoms of the vertical bars 7, a first rectangular groove 9 is formed at one end of the connecting piece 6, the connecting rods 5 are slidably mounted in the first rectangular groove 9, a second rectangular groove 10 is formed at one end of the connecting rods 5, which is far away from the second longitudinal bars 4, a first inserting rod 11 is slidably mounted in the second rectangular groove 10, a connecting rod 11 is arranged in the second rectangular groove 11, a connecting rod 12 is welded at one end of the second inserting rod 12, a round bevel gear 12 is mounted in the second inserting groove 12 is welded at the bottom of the first inserting rod 12, a round bevel gear 15 is welded at the bottom of the second inserting rod 12, and a round bevel gear 13 is mounted at the bottom of the second inserting rod 12 is welded at the bottom of the second inserting groove 13, and the round bevel gear 13 is welded at the bottom of the first inserting rod 12, and the first bevel gear 12 is meshed with the first bevel gear 13, and the second bevel gear 13 is welded at the bottom of the second bevel gear 12, and the first bevel gear 12 is meshed with the first bevel gear 13. The first inserted link 11 is provided with a pin hole in a penetrating manner, the second inserted link 13 is provided with a pin hole in a penetrating manner in a sliding manner, the inner wall of the bottom of the second rectangular groove 10 is provided with a first through hole in a penetrating manner, and the second inserted link 13 is provided with a first through hole in a penetrating manner in a sliding manner.

Example 4:

as shown in fig. 2, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three the cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, a second longitudinal bar 4 is welded between every two cylinders 3, three the second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 are welded on the second longitudinal bars 4 and are arranged horizontally, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, post embedded pieces 8 are welded at the bottoms of the vertical bars 7, a first rectangular groove 9 is formed at one end of the connecting piece 6, the connecting rods 5 are slidably mounted in the first rectangular groove 9, a second rectangular groove 10 is formed at one end of the connecting rods 5, which is far away from the second longitudinal bars 4, a first inserting rod 11 is slidably mounted in the second rectangular groove 10, a connecting rod 11 is arranged in the second rectangular groove 11, a connecting rod 12 is welded at one end of the second inserting rod 12, a round bevel gear 12 is mounted in the second inserting groove 12 is welded at the bottom of the first inserting rod 12, a round bevel gear 15 is welded at the bottom of the second inserting rod 12, and a round bevel gear 13 is mounted at the bottom of the second inserting rod 12 is welded at the bottom of the second inserting groove 13, and the round bevel gear 13 is welded at the bottom of the first inserting rod 12, and the first bevel gear 12 is meshed with the first bevel gear 13, and the second bevel gear 13 is welded at the bottom of the second bevel gear 12, and the first bevel gear 12 is meshed with the first bevel gear 13. A limit groove is formed in the inner wall of one side of the round groove 12, a limit block is slidably mounted in the limit groove, the limit block is welded with the second inserted link 13, a thread groove is formed in the bottom end of the second inserted link 13, and the first screw rod 14 is mounted in the thread groove in a threaded mode.

Example 5:

as shown in fig. 4, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three the cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, a second longitudinal bar 4 is welded between every two cylinders 3, three the second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 are welded on the second longitudinal bars 4 and are arranged horizontally, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, post embedded pieces 8 are welded at the bottoms of the vertical bars 7, a first rectangular groove 9 is formed at one end of the connecting piece 6, the connecting rods 5 are slidably mounted in the first rectangular groove 9, a second rectangular groove 10 is formed at one end of the connecting rods 5, which is far away from the second longitudinal bars 4, a first inserting rod 11 is slidably mounted in the second rectangular groove 10, a connecting rod 11 is arranged in the second rectangular groove 11, a connecting rod 12 is welded at one end of the second inserting rod 12, a round bevel gear 12 is mounted in the second inserting groove 12 is welded at the bottom of the first inserting rod 12, a round bevel gear 15 is welded at the bottom of the second inserting rod 12, and a round bevel gear 13 is mounted at the bottom of the second inserting rod 12 is welded at the bottom of the second inserting groove 13, and the round bevel gear 13 is welded at the bottom of the first inserting rod 12, and the first bevel gear 12 is meshed with the first bevel gear 13, and the second bevel gear 13 is welded at the bottom of the second bevel gear 12, and the first bevel gear 12 is meshed with the first bevel gear 13. The circular groove 12 is internally and fixedly provided with a clamping block, the clamping block is provided with a second through hole, the first screw rod 14 rotates to penetrate through the second through hole, the second through hole is internally and fixedly provided with a first bearing, and the inner ring of the first bearing is fixedly sleeved on the first screw rod 14.

Example 6:

as shown in fig. 4, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three the cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, a second longitudinal bar 4 is welded between every two cylinders 3, three the second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 are welded on the second longitudinal bars 4 and are arranged horizontally, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, post embedded pieces 8 are welded at the bottoms of the vertical bars 7, a first rectangular groove 9 is formed at one end of the connecting piece 6, the connecting rods 5 are slidably mounted in the first rectangular groove 9, a second rectangular groove 10 is formed at one end of the connecting rods 5, which is far away from the second longitudinal bars 4, a first inserting rod 11 is slidably mounted in the second rectangular groove 10, a connecting rod 11 is arranged in the second rectangular groove 11, a connecting rod 12 is welded at one end of the second inserting rod 12, a round bevel gear 12 is mounted in the second inserting groove 12 is welded at the bottom of the first inserting rod 12, a round bevel gear 15 is welded at the bottom of the second inserting rod 12, and a round bevel gear 13 is mounted at the bottom of the second inserting rod 12 is welded at the bottom of the second inserting groove 13, and the round bevel gear 13 is welded at the bottom of the first inserting rod 12, and the first bevel gear 12 is meshed with the first bevel gear 13, and the second bevel gear 13 is welded at the bottom of the second bevel gear 12, and the first bevel gear 12 is meshed with the first bevel gear 13. A third through hole is formed in one side of the circular groove 12, a rotating shaft penetrates through the third through hole in a rotating mode, one end of the rotating shaft is welded with the second bevel gear 16, a first handle is welded at the other end of the rotating shaft, a second bearing is fixedly mounted in the third through hole, and an inner ring of the second bearing is fixedly sleeved on the rotating shaft.

Example 7:

as shown in fig. 1, 3 and 5, as a further optimization of the above embodiment, an assembled building truss includes three cross bars 1, three cross bars 1 are arranged in a triangular array, a plurality of first longitudinal bars 2 are welded between every two of the three cross bars 1, a cylinder 3 is sleeved on the cross bars 1 in a sliding manner, second longitudinal bars 4 are welded between every two of the three cylinders 3, the three second longitudinal bars 4 are arranged in a triangular array, connecting rods 5 horizontally arranged are welded on the second longitudinal bars 4 below, one ends of the three cross bars 1 are provided with connecting pieces 6, vertical bars 7 are welded at the bottoms of the connecting pieces 6, vertical column embedded parts 8 are welded at the bottoms of the vertical bars 7, first rectangular grooves 9 are formed at one ends of the connecting pieces 6, the connecting rod 5 slidable mounting is in first rectangle recess 9, second rectangle recess 10 has been seted up to the one end that second vertical pole 4 was kept away from to connecting rod 5, slidable mounting has first inserted bar 11 in second rectangle recess 10, the one end that second vertical pole 4 was kept away from to first inserted bar 11 welds on the inner wall of first rectangle recess 9, circular slot 12 has been seted up on the bottom inner wall of first rectangle recess 9, circular slot 12 extends to in the montant 7, slidable mounting has second inserted bar 13 in circular slot 12, second inserted bar 13 runs through first inserted bar 11, first lead screw 14 is installed to the bottom screw thread of second inserted bar 13, first bevel gear 15 has been welded to the bottom of first lead screw 14, second bevel gear 16 is installed to the rotary mounting in circular slot 12, second bevel gear 16 meshes with first bevel gear 15. The cross bar 1 further comprises a chute 17, the chute 17 is formed in the cross bar 1, a rack 19 is fixedly mounted in the chute 17, a fixed block 18 is fixedly mounted on the cylinder 3, one end of the fixed block 18 extends into the cylinder 3, a third rectangular groove 20 is formed in one end, close to the cross bar 1, of the fixed block 18, a tooth block 21 is slidably mounted in the third rectangular groove 20, one end of the tooth block 21 extends into the corresponding chute 17 and is meshed with the rack 19, the tooth block 21 is slidably connected with the inner wall of the chute 17, a second screw rod 22 is rotatably mounted at one end, far away from the cross bar 1, of the tooth block 21, and the second screw rod 22 is in threaded connection with the fixed block 18. The third rectangle recess 20 is kept away from and is run through on the one side inner wall of horizontal pole 1 and has the screw thread through-hole, the screw thread of second lead screw 22 runs through the screw thread through-hole, the one end that horizontal pole 1 was kept away from to second lead screw 22 is welded there is the second handle, tooth piece 21 is kept away from one side of horizontal pole 1 and is seted up flutedly, second lead screw 22 rotates and installs in the recess, fixed mounting has the third bearing in the recess, the fixed cover of inner circle of third bearing is established on second lead screw 22.

The working principle of the utility model is as follows: when in use, the truss is erected at the top end of the upright post, then the second handles are rotated, the second handles drive the second screw rods 22 to rotate and extend out of the third rectangular grooves 20, the tooth blocks 21 are driven to slide into the third rectangular grooves 20, the tooth blocks 21 are separated from the racks 19, the fixation of the cylinders 3 is released, then the other two second handles are rotated according to the method, the fixation of the three cylinders 3 is released, the cylinders 3 are pulled, the cylinders 3 slide on the corresponding transverse rods 1 and approach the upright post embedded parts 8, the three cylinders 3 drive the three second longitudinal rods 4 to transversely move, the connecting rods 5 are driven to transversely move and approach the upright post embedded parts 8 until the connecting rods 5 are slidably inserted into the first rectangular grooves 9 on the connecting pieces 6, then the three second handles are reversely rotated, the tooth blocks 21 are re-entered into the sliding grooves 17 to be meshed with the racks 19, the cylinders 3 are fixed, through the arrangement, the quick adjustment of the building truss can be realized, the quick connection with the connecting piece is further ensured, the problem that the traditional building truss needs frequent material supplementing welding is avoided, the installation efficiency of the building truss can be effectively improved, then the first handle is rotated, the first handle drives the rotating shaft to rotate, the rotating shaft drives the second bevel gear 16 to rotate, the second bevel gear 16 drives the first bevel gear 15 to rotate, the first screw rod 14 is driven to rotate, the first screw rod 14 drives the second inserting rod 13 to slide out of the circular groove 12 until the second inserting rod 13 slides to penetrate through the first inserting rod 11, the first inserting rod 11 and the connecting rod 5 are fixed, the truss installation is completed, the quick installation of the building truss can be realized through the arrangement, the problems of large energy consumption and long time in the traditional welding can be effectively avoided, the installation efficiency of the building truss is improved.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims (7)

1. The utility model provides an assembled building truss, includes three horizontal pole (1), its characterized in that: three horizontal poles (1) are arranged in a triangular array, a plurality of first longitudinal rods (2) are welded between every two of the horizontal poles (1), a cylinder (3) is sleeved on the horizontal poles (1) in a sliding mode, a second longitudinal rod (4) is welded between every two of the cylinders (3), the second longitudinal rods (4) are arranged in a triangular array, connecting rods (5) which are horizontally arranged are welded on the second longitudinal rods (4) and are located below the lower longitudinal rods, connecting pieces (6) are arranged at one ends of the horizontal poles (1), vertical rods (7) are welded at the bottoms of the connecting pieces (6), vertical post embedded parts (8) are welded at the bottoms of the vertical rods (7), first rectangular grooves (9) are formed at one ends of the connecting pieces (6), second rectangular grooves (10) are formed at one ends of the connecting rods (5) far away from the second longitudinal rods (4), second rectangular grooves (10) are formed at one ends of the connecting rods (5), first rectangular grooves (9) are formed in the inner walls of the first rectangular grooves (11), circular grooves (12) are formed in the inner walls of the first rectangular grooves (12), the utility model discloses a rotary electric machine, including circular slot (12), first lead screw (14) is installed to the bottom screw thread of circular slot (12), second inserted bar (13) are installed to the sliding motion in circular slot (12), first lead screw (15) is installed to second inserted bar (13) through first inserted bar (11), the bottom welding of first lead screw (14), second bevel gear (16) is installed in circular slot (12) rotation, second bevel gear (16) and first bevel gear (15) meshing.

2. A fabricated building truss according to claim 1, wherein: the horizontal pole (1) still includes spout (17), spout (17) have been seted up on horizontal pole (1), fixed mounting has rack (19) in spout (17), fixed mounting has fixed block (18) on drum (3), in the one end of fixed block (18) extends to drum (3), third rectangle recess (20) have been seted up near one end of horizontal pole (1) to fixed block (18), slidable mounting has tooth piece (21) in third rectangle recess (20), the one end of tooth piece (21) extends to in corresponding spout (17) and meshes with rack (19), the inner wall sliding connection of tooth piece (21) and spout (17), the one end rotation that horizontal pole (1) was kept away from to tooth piece (21) is installed second lead screw (22), second lead screw (22) and fixed block (18) threaded connection.

3. A fabricated building truss according to claim 1, wherein: the first inserted link (11) is provided with a pin hole in a penetrating mode, the second inserted link (13) penetrates through the pin hole in a sliding mode, the inner wall of the bottom of the second rectangular groove (10) is provided with a first through hole in a penetrating mode, and the second inserted link (13) penetrates through the first through hole in a sliding mode.

4. A fabricated building truss according to claim 1, wherein: a limit groove is formed in the inner wall of one side of the round groove (12), a limit block is slidably mounted in the limit groove, the limit block is welded with a second inserted link (13), a threaded groove is formed in the bottom end of the second inserted link (13), and a first screw rod (14) is mounted in the threaded groove in a threaded mode.

5. A fabricated building truss according to claim 1, wherein: the circular groove (12) is internally and fixedly provided with a clamping block, the clamping block is provided with a second through hole, the first screw rod (14) rotates to penetrate through the second through hole, the second through hole is internally and fixedly provided with a first bearing, and the inner ring of the first bearing is fixedly sleeved on the first screw rod (14).

6. A fabricated building truss according to claim 1, wherein: a third through hole is formed in one side of the circular groove (12), a rotating shaft penetrates through the third through hole in a rotating mode, one end of the rotating shaft is welded with a second bevel gear (16), a first handle is welded at the other end of the rotating shaft, a second bearing is fixedly mounted in the third through hole, and an inner ring of the second bearing is fixedly sleeved on the rotating shaft.

7. A fabricated building truss according to claim 2, wherein: the third rectangular groove (20) is far away from the threaded through hole on the inner wall of one side of the cross rod (1), the second screw rod (22) is threaded through the threaded through hole, one end of the second screw rod (22) far away from the cross rod (1) is welded with a second handle, one side of the tooth block (21) far away from the cross rod (1) is provided with a groove, the second screw rod (22) is rotatably installed in the groove, a third bearing is fixedly installed in the groove, and the inner ring of the third bearing is fixedly sleeved on the second screw rod (22).

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