CN212130098U

CN212130098U - Truss girder structure convenient to disassemble

Info

Publication number: CN212130098U
Application number: CN202020058857.XU
Authority: CN
Inventors: 王炳华; 刘吉
Original assignee: Wuxi Huacheng Petrochemical Equipment Co ltd
Current assignee: Wuxi Huacheng Petrochemical Equipment Co ltd
Priority date: 2020-01-11
Filing date: 2020-01-11
Publication date: 2020-12-11
Anticipated expiration: 2030-01-11

Abstract

The utility model belongs to the technical field of the technique of tower part and specifically relates to a truss girder construction who conveniently dismantles is related to, and it includes support, main truss girder, vice truss girder and fixed gusset, still includes the backup pad, the backup pad includes roof, bottom plate and a plurality of stiffening rib, and the roof is connected with main truss girder, and the bottom plate is connected with vice truss girder, and the both ends of every stiffening rib are connected with roof, bottom plate respectively, and a plurality of stiffening rib is zigzag along the length direction of backup pad and arranges. The utility model discloses have when production or maintenance truss girder, the effect of the dismouting of being convenient for.

Description

Truss girder structure convenient to disassemble

Technical Field

The utility model belongs to the technical field of the technique of tower part and specifically relates to a truss girder construction of convenient dismantlement is related to.

Background

A tower supporting beam is a bearing part and is used for bearing a tower tray plate or filler in a tower, the requirement on the supporting beam is higher and higher in the tower with a larger diameter, and in order to improve the bearing capacity of the supporting beam, the larger I-shaped steel supporting beam is used, but the supporting beam has the defects of large weight and large occupied space, and the flowing and mixing of gas and liquid in the tower are influenced. At present, most trusses are used as supporting beams, and the truss structure has the advantages of high strength and small occupied space.

Chinese patent with publication number CN1834384A discloses a tower truss support beam, which comprises a main truss beam and an auxiliary truss beam, wherein a plurality of support members are arranged between the main truss beam and the auxiliary truss beam for connection, the angle between the two support members is 0 to 180 degrees, and the truss beam and the support members form a plurality of stable triangular structures, thereby improving the strength of the support beam. The two ends of the main truss girder are connected to the support, and are connected with the inner wall of the tower through the reinforcing ribs, and the auxiliary truss girder is arranged in a suspension mode. And the adjacent supporting beams are welded with fixed rib plates for connection.

The above prior art solutions have the following drawbacks: the supporting members used between the main truss girder and the auxiliary truss girder of the supporting beam are more in number, and are inconvenient to assemble and disassemble during production or maintenance.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a truss girder construction of convenient dismantlement, it has when production or maintenance, the effect of the dismouting of being convenient for.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a convenient truss girder construction who dismantles, includes support, main truss girder, vice truss girder and fixed gusset, still includes the backup pad, the backup pad includes roof, bottom plate and a plurality of stiffening rib, the roof is connected with main truss girder, the bottom plate is connected with vice truss girder, every the both ends of stiffening rib are connected with roof, bottom plate respectively, and the length direction of a plurality of stiffening rib edge backup pad is the zigzag and arranges.

Through adopting above-mentioned technical scheme, set up a plurality of stiffening rib between roof, bottom plate, and integrated into one piece, a plurality of stiffening rib passes through the roof to be connected with the main truss roof beam, is connected with vice truss roof beam through the bottom plate, can be when production or maintenance truss roof beam, the dismouting of being convenient for.

The present invention may be further configured in a preferred embodiment as: the main truss girder comprises an L-shaped main bearing plate, the auxiliary truss girder comprises L-shaped auxiliary bearing plates, the main bearing plates are symmetrically arranged on two sides of the top plate, and the auxiliary bearing plates are symmetrically arranged on two sides of the bottom plate.

By adopting the technical scheme, the main bearing plate and the auxiliary bearing plate can reduce the material consumed in the production of the truss girder while ensuring the supporting effect of the truss girder.

The present invention may be further configured in a preferred embodiment as: the main bearing plate and the auxiliary bearing plate are bolted with the supporting plate, the top plate and the bottom plate are respectively provided with a clamping block, and the main bearing plate and the auxiliary bearing plate are respectively provided with a clamping groove matched with the clamping block.

Through adopting above-mentioned technical scheme, set up the fixture block and be connected with main loading board, vice loading board through the fixture block in the backup pad, can reduce the bolt contact point quantity of backup pad and main loading board, vice loading board, can make things convenient for backup pad and loading board to align when not influencing transmission pressure between backup pad and main loading board, the vice loading board, and be convenient for installation and dismantlement.

The present invention may be further configured in a preferred embodiment as: the clamping device is characterized in that the top plate is provided with two groups of clamping blocks, the clamping blocks are uniformly arranged along the length direction of the top plate, every two groups of clamping blocks are arranged along the length direction of the top plate in a staggered mode, the bottom plate is provided with two groups of clamping blocks, the clamping blocks are uniformly arranged along the length direction of the bottom plate, and every two groups of clamping blocks are arranged along the length direction of the bottom plate in a staggered mode.

Through adopting above-mentioned technical scheme, the fixture block sets up in the backup pad in the mistake, can make the backup pad along vertical direction each department atress dispersion, and then improves the life of backup pad.

The present invention may be further configured in a preferred embodiment as: the side surfaces of the two ends of the bottom plate are obliquely arranged, and the length of the upper surface of the bottom plate is greater than that of the lower surface of the bottom plate.

Through adopting above-mentioned technical scheme, set up the terminal surface slope at bottom plate both ends, when the installation truss roof beam, even have certain error with the mounted position, the bottom plate can slide with the support relatively through the terminal surface at both ends, and then makes the truss roof beam slide to exact mounted position.

The present invention may be further configured in a preferred embodiment as: the top plate is characterized in that at least one waist-shaped hole is formed in each of the two ends of the top plate, a first bolt is arranged between the top plate and the reinforcing rib and connected with the reinforcing rib, and the first bolt penetrates through the waist-shaped hole.

Through adopting above-mentioned technical scheme, set up waist shape hole at the both ends of roof, during the installation truss girder, can adjust the position of truss girder in the length range in waist shape hole to reduce installation error.

The present invention may be further configured in a preferred embodiment as: the locking device is characterized by further comprising a convex block, a boss is rotatably erected on the fixing rib plate, a locking block is arranged on one side of the boss, a locking pin penetrates through the boss, a locking spring used for driving the locking pin to slide towards the fixing rib plate is arranged on the boss, and a locking groove matched with the locking pin is formed in the fixing rib plate.

Through adopting above-mentioned technical scheme, use latch segment and lug cooperation, be connected fixed gusset and each truss roof beam, can make things convenient for the fixed gusset of dismouting.

The present invention may be further configured in a preferred embodiment as: the support is provided with a plurality of ribbed plates, one side of each ribbed plate is connected with the support, and the other side of each ribbed plate is connected with the inner wall of the tower body.

Through adopting above-mentioned technical scheme, set up the floor in the bottom surface of support, can improve the bearing capacity of backup pad for the backup pad is difficult for buckling.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the supporting plate, the effect of convenient disassembly and assembly during production or maintenance of the supporting beam can be achieved;

2. the clamping block and the clamping groove are arranged, so that the effects of facilitating alignment of the supporting plate and the bearing plate and facilitating installation and disassembly can be achieved;

3. through setting up waist shape hole, can play the effect that reduces installation error.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic view showing the connection between the truss girder and the fixing rib plate in the embodiment;

FIG. 3 is a schematic view showing the connection between one end of the top plate and the inner wall of the tower in the embodiment;

fig. 4 is a schematic diagram of the structure of the boss and the bump in the embodiment.

In the figure, 1, a support plate; 11. a top plate; 111. a waist-shaped hole; 112. a first bolt; 12. a base plate; 13. reinforcing ribs; 14. a second bolt; 15. a clamping block; 2. a main truss beam; 21. a main bearing plate; 22. a card slot; 3. a secondary truss beam; 31. a secondary carrier plate; 32. a bump; 4. fixing a rib plate; 41. a rotating shaft; 42. a locking groove; 43. a boss; 44. a locking block; 45. a locking pin; 451. a pull rod; 46. a support block; 47. a locking spring; 5. a tower body; 51. a support; 52. a rib plate; 53. reinforcing ribs; 54. and supporting the beam.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1 and 2, for the utility model discloses a truss girder structure of convenient dismantlement, including support 51 and a supporting beam 54, a supporting beam 54 includes main truss girder 2, vice truss girder 3 and backup pad 1, and support 51 sets up on barrel 5 inner wall, still is equipped with strengthening rib 53 on the barrel 5 inner wall. The supporting plate 1 is connected with the main truss girder 2 and the auxiliary truss girder 3, and two ends of the supporting plate 1 are connected with the reinforcing ribs 53.

Referring to fig. 2, the support plate 1 includes a top plate 11, a bottom plate 12 and a plurality of reinforcing ribs 13 which are integrally formed. The two ends of the reinforcing ribs 13 are respectively connected with the top plate 11 and the bottom plate 12, the plurality of reinforcing ribs 13 are uniformly arranged along the length direction of the support plate 1, and the plurality of reinforcing ribs 13 are arranged in a zigzag shape along the length direction of the support plate 1. A triangular stable structure is formed between the two adjacent reinforcing ribs 13 and the top plate 11 or the bottom plate 12, so that the support plate 1 is not easy to bend and has a better support effect.

Referring to fig. 2, the main truss girder 2 is composed of two L-shaped main bearing plates 21, the positions of the two main bearing plates 21 are symmetrical with respect to the top plate 11, and one side of each of the two main bearing plates 21 is connected with the top plate 11, and the other side thereof is turned over back to the top plate 11. The auxiliary truss girder 3 is composed of two L-shaped auxiliary bearing plates 31, the positions of the two auxiliary bearing plates 31 are symmetrical about the bottom plate 12, one side of each of the two auxiliary bearing plates 31 is connected with the bottom plate 12, and the other side of each of the two auxiliary bearing plates 31 is turned over back to the bottom plate 12.

Referring to fig. 2, two sets of second bolts 14 are inserted into one side of the two main bearing plates 21 attached to the top plate 11, and the two sets of second bolts 14 pass through the two main bearing plates 21 and the top plate 11 to lock the main bearing plates 21 to the top plate 11. Two groups of second bolts 14 are respectively positioned at two ends of the top plate 11, two bolts are respectively arranged on each group of second bolts 14, and the two second bolts 14 are uniformly arranged along the vertical direction. Two sets of second bolts 14 are also arranged on one side of the two auxiliary bearing plates 31, which is attached to the bottom plate 12, in a penetrating manner, and the second bolts 14 on the auxiliary bearing plates 31 are arranged according to the second bolts 14 on the main bearing plate 21, so that the auxiliary bearing plates 31 and the bottom plate 12 are locked.

Referring to fig. 2, two sets of fixture blocks 15 penetrate through the top plate 11, the two sets of fixture blocks 15 are welded and fixed with the top plate 11, the two sets of fixture blocks 15 are uniformly arranged along the length direction of the top plate 11, the two sets of fixture blocks 15 are located between the two sets of bolts 14, and the two sets of fixture blocks 15 are arranged in a staggered manner along the length direction of the top plate 11. One side of each main bearing plate 21, which is attached to the top plate 11, is provided with a set of clamping grooves 22 adapted to the clamping blocks 15, and the clamping grooves 22 penetrate through two sides of the main bearing plate 21. When the main bearing plate 21 is connected with the top plate 11, the latch 15 is embedded with the corresponding slot 22.

Referring to fig. 2, the bottom plate 12 is also provided with two sets of latches 15 with reference to the top plate 11, and one side of the sub plate 31 attached to the bottom plate 12 is also provided with a set of engaging grooves 22 with reference to the main plate 21. A projection 32 is welded on one side of the sub bearing plate 31, which is opposite to the bottom plate 12, and the projection 32 is located at the bottom end of the sub bearing plate 31. Through setting up fixture block 15 and draw-in groove 22, can make things convenient for backup pad 1 and main loading board 21, vice loading board 31 to align under the prerequisite that does not influence the conduction effort between backup pad 1 and main truss roof beam 2, vice truss roof beam 3, be convenient for installation and dismantlement.

Referring to fig. 1 and 2, two ends of the top plate 11 are respectively provided with three pairs of waist-shaped holes 111, the three pairs of waist-shaped holes 111 are uniformly arranged along the vertical direction, and each pair of waist-shaped holes 111 is arranged along the length direction of the top plate 11. The end faces of the two ends of the bottom plate 12 are obliquely arranged, and the length of the upper surface of the bottom plate 12 is greater than that of the lower surface of the bottom plate 12. The side surfaces of the two ends of the bottom plate 12 are clearly arranged, when the supporting beams 54 are installed, when the bottom plate 12 is not installed in alignment, the end surfaces of the two ends of the bottom plate 12 can slide relative to the supporting seats 51 through the end surfaces of the two ends, and then the supporting beams 54 can slide to the correct installation positions.

Referring to fig. 1, the support 51 is welded and fixed on the inner wall of the tower body 5, and the support 51 is ring-shaped. Eight ribs 52 are welded on the lower surface of the support 51, and the eight ribs 52 are uniformly arranged along the circumferential direction of the tower body 5. One side of the ribbed plate 52 is welded and fixed with the support 51, and the other side is welded and fixed with the inner wall of the tower body 5. Four supporting beams 54 are erected in parallel in the tower body 5, two ends of each supporting plate 1 are bolted with reinforcing ribs 53, and one side, far away from the supporting beams 54, of each reinforcing rib 53 is welded and fixed with the inner wall of the tower body 5.

Referring to fig. 2 and 3, two ends of four top plates 11 are erected on the support 51, a first bolt 112 is arranged between the top plates 11 and the reinforcing ribs 53 for connection, and the support plate 1 is connected with the reinforcing ribs through the top plates 11. The first bolt 112 passes through the waist-shaped hole 111. Four fixing rib plates 4 are arranged among the four support beams 54 for connection, the four fixing rib plates 4 are uniformly arranged in the length direction of the support beams 54, and when the support beams 54 are installed, the positions of the support beams 54 can be adjusted within the length range of the waist-shaped hole 111, so that the installation error is reduced.

Referring to fig. 4, four pairs of rotating shafts 41 are welded on the upper surface of the fixing rib plate 4, the four pairs of rotating shafts 41 respectively correspond to the four pairs of sub bearing plates 31, and each pair of rotating shafts 41 is located on two sides of the corresponding pair of sub bearing plates 31. The rotating shaft 41 is provided with a boss 43, the top end of the side surface of the boss 43 is welded with a locking block 44, each pair of locking blocks 44 corresponds to one pair of lugs 32, and the lower surface of each locking block 44 is attached to the upper surface of the corresponding lug 32. When the fixing rib plate 4 is used to connect the support beams 54 (see fig. 1), the boss 43 is rotated until the lower surface of the locking block 44 is attached to the upper surface of the projection 32.

Referring to fig. 4, a through hole is formed in the boss 43, a locking pin 45 is slidably inserted into the through hole, a support block 46 is arranged at the top end of the side wall of the through hole, a locking spring 47 is welded between the support block 46 and the locking pin 45, the locking spring 47 is a compression spring, and a pull rod 451 is welded on the upper surface of the locking pin 45. The upper surface of the fixed rib plate 4 is provided with a locking groove 42 corresponding to the locking pin 45, when the boss 43 rotates, the locking pin 45 slides relative to the upper surface of the fixed rib plate 4, and when the lower surface of the locking block 44 is attached to the upper surface of the projection 32, the locking pin 45 is pushed into the locking groove 42 by the locking spring 47, so that the fixed rib plate 4 is locked with the supporting beam 54 (see fig. 1).

The implementation principle of the embodiment is as follows: when the truss girder is installed, the main truss girder 2 and the auxiliary truss girder 3 are bolted with the support plate 1, each fixture block 15 is embedded with the corresponding clamping groove 22, the assembled support beam 54 is placed in the tower body 5, the lower surfaces of the two ends of the top plate 11 are abutted against the upper surface of the support 51, and the two ends of the top plate 11 are bolted with the reinforcing ribs 53 through the waist-shaped holes 111. And then, connecting the supporting beams 54 by using the fixing rib plates 4, rotating the bosses 43 until the lower surfaces of the locking blocks 44 are used for fitting the upper surfaces of the convex blocks 32, sliding the locking pins 45 into the locking grooves 42, and locking the fixing rib plates 4 with the supporting beams 54.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a convenient truss girder construction of dismantling, includes support (51), main truss roof beam (2), vice truss roof beam (3) and fixed gusset (4), its characterized in that: the supporting plate comprises a top plate (11), a bottom plate (12) and a plurality of reinforcing ribs (13), the top plate (11) is connected with a main truss beam (2), the bottom plate (12) is connected with an auxiliary truss beam (3), two ends of each reinforcing rib (13) are respectively connected with the top plate (11) and the bottom plate (12), and the reinforcing ribs (13) are arranged in a zigzag mode along the length direction of the supporting plate (1).

2. A truss girder construction for facilitating disassembly as defined in claim 1 wherein: the main truss girder (2) comprises a main bearing plate (21) in an L shape, the auxiliary truss girder (3) comprises auxiliary bearing plates (31) in an L shape, the main bearing plates (21) are symmetrically arranged on two sides of the top plate (11), and the auxiliary bearing plates (31) are symmetrically arranged on two sides of the bottom plate (12).

3. A truss girder construction for facilitating disassembly as defined in claim 2 wherein: the main bearing plate (21) and the auxiliary bearing plate (31) are bolted to the supporting plate (1), clamping blocks (15) are arranged on the top plate (11) and the bottom plate (12), and clamping grooves (22) matched with the clamping blocks (15) are arranged on the main bearing plate (21) and the auxiliary bearing plate (31).

4. A truss girder construction for facilitating disassembly as defined in claim 3 wherein: be equipped with two sets of fixture blocks (15) on roof (11), it is two sets of fixture block (15) all follow the length direction align to grid of roof (11), and every two sets of fixture block (15) along the length direction crisscross setting of roof (11), be equipped with two sets of fixture block (15) on bottom plate (12), two sets of fixture block (15) all follow the length direction align to grid of bottom plate (12), and every two sets of fixture block (15) along the length direction crisscross setting of bottom plate (12).

5. A truss girder construction for facilitating disassembly as defined in claim 1 wherein: the side surfaces of two ends of the bottom plate (12) are obliquely arranged, and the length of the upper surface of the bottom plate (12) is greater than that of the lower surface.

6. A truss girder construction for facilitating disassembly as defined in claim 1 wherein: both ends of the top plate (11) are provided with at least one waist-shaped hole (111), a first bolt (112) is arranged between the top plate (11) and the reinforcing rib (53) for connection, and the first bolt (112) penetrates through the waist-shaped hole (111).

7. A truss girder construction for facilitating disassembly as defined in claim 1 wherein: still include lug (32), rotation frame is equipped with boss (43) on fixed gusset (4), one side of boss (43) is equipped with latch segment (44), wear to be equipped with fitting pin (45) on boss (43), be equipped with on boss (43) and be used for driving about fitting pin (45) towards fixed gusset (4) gliding locking spring (47), be equipped with on fixed gusset (4) with fitting pin (45) complex locking groove (42).

8. A truss girder construction for facilitating disassembly as defined in claim 1 wherein: the tower is characterized in that the support (51) is provided with a plurality of rib plates (52), one side of each rib plate (52) is connected with the support (51), and the other side of each rib plate is connected with the inner wall of the tower body (5).