CN216654513U

CN216654513U - Packed tower supporting beam connecting structure

Info

Publication number: CN216654513U
Application number: CN202123046644.9U
Authority: CN
Inventors: 秦静; 叶亮; 亓建伟; 高章帆
Original assignee: China Chengda Engineering Co Ltd
Current assignee: China Chengda Engineering Co Ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-06-03
Anticipated expiration: 2031-12-06

Abstract

The utility model belongs to the technical field of packed towers, and particularly relates to a supporting beam connecting structure of a packed tower. The technical scheme is as follows: a connecting structure of a supporting beam of a packed tower comprises a packed tower shell, wherein a supporting ring plate and two supporting lug seats are connected in the packed tower shell, a supporting beam is lapped between the two supporting lug seats, a plurality of lug seat vertical plates are connected to the supporting lug seats, the supporting ring plate is connected with the lug seat vertical plates, and bolts are connected between the vertical plates of the supporting beam and the lug seat vertical plates; and grid plates are also arranged in the packed tower shell and are arranged on the supporting beam and the supporting ring plate. The utility model provides a supporting beam connecting structure of a packed tower, which ensures stable support of the supporting beam.

Description

Packed tower supporting beam connecting structure

Technical Field

The utility model belongs to the technical field of packed towers, and particularly relates to a supporting beam connecting structure of a packed tower.

Background

The packing tower is a common chemical equipment in the chemical production system, along with the upsizing of modern devices, large-scale packing tower is more and more common, often there is the filler section of several meters long, if including liquid weight in addition, some heavy filler gross weight will be up to tens tons, support grid plate that singly leans on under the filler can not support the filler weight, in order to reduce grid plate support atress, generally can set up supporting beam 4 below the grid plate, supporting beam 4 and equipment casing's connection structure wide application and chemical tower equipment in, the safe normal operating of whole tower is related to its reliability of connecting.

The prior art is that the connecting structure of the supporting beam 4 and the tower is as follows: as shown in fig. 4-6, the lower surface of the grid plate strip 7 is provided with a supporting ring plate 2 and a supporting beam 4, two ends of the supporting beam 4 are provided with supporting lug seats 3, the supporting lug seats 3 are welded on the packing tower shell 1, two ends of the supporting beam 4 are placed on the supporting lug seats 3, holes are drilled on the lower bottom plate of the supporting beam 4 and the transverse plate of the supporting lug seats 3, and the bolt 6 is fixed on the supporting lug seats 3 through the bolt 6 through the lower bottom plate of the supporting beam 4 and the transverse plate of the supporting lug seats 3.

The stress of the connecting structure is poor, the bolt 6 bears all tensile stress and bending stress between the beam and the supporting seat, the shearing stress borne by the matching surface of the nut 9 and the bolt 6 is large, but the shearing cross section is small, and only the threaded cross section matched with the nut 9 and the bolt 6 causes the failure of connection easily. The bolt 6 of this structure is connected the face and is located the lower part of roof beam, and under packing gravity load, the atress of roof beam transmits 6 departments of bottom plate connecting bolt, because of the tie point is located the lower surface of roof beam, and the both ends of roof beam can stick up easily from connecting the face, make the bending deformation of roof beam increase and grid tray warp and enlarge, the process performance of the tower that the bias current and heat and mass transfer uneven and that appear influences. This construction bolt 6 and nut 9 are located under the supporting panel, can receive the erosion of hydrops for a long time, and bolt 6 and nut 9 after the corruption are difficult for dismantling, and the serious condition can make the effective bearing cross-section of bolt 6 nut 9 after the corruption reduce, thereby connect the collapse that the inefficacy caused whole packing. The bolts 6 and the nuts 9 of the structure are positioned at the bottom of the beam, belong to a loading and unloading blind area, and are not easy to install in bolt 6 and nut 9 hole pairs of the beam.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, the present invention aims to provide a connecting structure for a supporting beam of a packed tower, which ensures stable support of the supporting beam.

The technical scheme adopted by the utility model is as follows:

a connecting structure of a supporting beam of a packed tower comprises a packed tower shell, wherein a supporting ring plate and two supporting lug seats are connected in the packed tower shell, a supporting beam is lapped between the two supporting lug seats, a plurality of lug seat vertical plates are connected to the supporting lug seats, the supporting ring plate is connected with the lug seat vertical plates, and bolts are connected between the vertical plates of the supporting beam and the lug seat vertical plates; and grid plates are also arranged in the packed tower shell and are arranged on the supporting beams and the supporting ring plates.

The vertical plate of the support beam is connected with the vertical plate of the lug seat through the bolt, the bolt is horizontally arranged, the stress model and the state of the bolt and the nut are thoroughly changed, the matching surface of the bolt and the nut does not bear great shearing stress any more, and the phenomenon of nut thread slipping is not easy to generate. Meanwhile, the stress of the bolt is well improved, the bolt does not bear great tensile stress and bending stress any more, and the possibility of bolt fracture is greatly reduced. Through the improvement of the stress state, the reliability of the connection between the supporting beam and the shell of the packed tower is improved, and the stable support of the supporting beam is ensured.

As a preferable scheme of the utility model, the upper surfaces of the support ring plate, the support beam and the ear seat vertical plate are flush. The grid plate strip is placed on the supporting ring plate and the supporting beam, and when the upper surface of the supporting ring plate, the upper surface of the supporting beam and the upper surface of the lug seat vertical plate are level, the grid plate strip can be placed flatly, and the uniform stress is ensured.

In a preferred embodiment of the present invention, the number of the bolts between the vertical plate of the support beam and the vertical plate of the ear seat is two, and the two bolts are arranged vertically. The vertical plate and the lug seat vertical plate of the supporting beam are connected through the two bolts arranged from top to bottom, so that the connection reliability is improved, and the stress condition of the bolts is further optimized.

In a preferred embodiment of the present invention, a support base is connected between the lower portion of the support lug and the shell of the welding filler tower. The support base can support the support ear seat, and the support ear seat is prevented from deforming under pressure.

As a preferable scheme of the utility model, the number of the supporting bases is two.

In a preferred embodiment of the present invention, the support base is welded between the lower portion of the support lug and the packing tower housing. The supporting base is welded with the supporting lug seat and the packed tower shell respectively, and the connection reliability is improved.

As the preferred scheme of the utility model, the number of the ear seat vertical plates is two, and the two ear seat vertical plates are respectively arranged on two sides of the supporting beam. The both sides of a supporting beam all set up the ear seat riser to the bolt passes a supporting beam's riser and two ear seat risers, further improves a supporting beam and is connected the reliability between the ear seat. The stability reinforcing at the both ends that connects messenger supporting beam through above mode, the both ends of supporting beam are difficult for appearing sticking up from and rocking, and the bending deformation and the grid plate strip of supporting beam warp and reduce, and the gas-liquid medium through the filler is difficult for bias flow, can be better more even carry out heat and mass transfer to improve the processing property of tower.

In a preferred embodiment of the present invention, the bolts are screwed to the vertical plate of the support beam and the plurality of lug risers by nuts, respectively. The bolt passes through the two vertical plates of the lug seat and the supporting beam, and the nuts are respectively in threaded fastening connection on two sides of the vertical plate of the supporting beam and two sides of the vertical plate of the lug seat.

In a preferred embodiment of the present invention, the supporting ring plate and the two supporting lug seats are welded in the casing of the packed tower. The supporting ring plate and the supporting lug seat are welded with the packed tower shell, so that the connection reliability is ensured.

In a preferred embodiment of the present invention, the ear seat riser is welded to the support ear seat. The ear seat vertical plate is welded with the supporting ear seat, so that the connection reliability is ensured.

The utility model has the beneficial effects that:

1. the vertical plate of the support beam is connected with the vertical plate of the lug seat through the bolt, the bolt is horizontally arranged, the stress model and the state of the bolt and the nut are thoroughly changed, the matching surface of the bolt and the nut does not bear great shearing stress any more, and the phenomenon of nut thread slipping is not easy to generate. Meanwhile, the stress of the bolt is well improved, the bolt does not bear great tensile stress and bending stress any more, and the possibility of bolt fracture is greatly reduced. Through the improvement of the stress state, the reliability of the connection between the supporting beam and the shell of the packed tower is improved, and the stable support of the supporting beam is ensured.

2. The bolt passes through the two vertical plates of the lug seat and the vertical plate of the supporting beam, and the nuts are respectively in threaded fastening connection on two sides of the vertical plate of the supporting beam and two sides of the vertical plate of the lug seat. The stability reinforcing at the both ends of connecting messenger supporting beam through above mode, the both ends of supporting beam are difficult for appearing sticking up from and rock, and the bending deformation and the grid plate strip deformation of supporting beam reduce, and the gas-liquid medium through the filler is difficult for bias current, can be better more even carry out heat and mass transfer to improve the processing property of tower.

3. The bolt and the nut are positioned on the vertical plate of the lug seat and are not positioned below the transverse plate of the supporting lug seat, so that the corrosion of solid-phase and liquid-phase materials accumulated at the transverse plate of the supporting lug seat for a long time is avoided, the effective service life of the bolt and the nut is prolonged, and the connection reliability and durability are improved.

4. Two lug seat risers are respectively arranged above and below the transverse plate of the supporting lug seat, the connecting surface of the supporting lug seat and the packing tower shell is increased, the stress of the packing tower shell is reduced, and the effect is more obvious especially for large-scale thin-wall towers.

5. The bolt holes above the vertical plate of the supporting beam and the transverse plate of the supporting lug seat are connected in a centering way through bolts, so that the observation and the operation are easier, and the centering connection, the assembly and the disassembly of the supporting beam and the supporting lug seat are facilitated.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a front view of a portion of the structure of the present invention;

FIG. 4 is a schematic structural view of a prior art fill tower support beam connection;

FIG. 5 is a partial enlarged view at B in FIG. 4;

FIG. 6 is a partial block diagram of a prior art fill tower support beam connection.

In the figure, 1-packed column shell; 2-supporting the ring plate; 3-supporting ear seats; 4-a support beam; 5-ear seat vertical plate; 6-bolt; 7-grid bars; 8-supporting the base; 9-nut.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

As shown in fig. 1 to 3, the connecting structure for the supporting beam of the packed tower in the embodiment includes a casing 1 of the packed tower, a supporting ring plate 2 and two supporting lugs 3 are welded in the casing 1 of the packed tower, a supporting beam 4 is lapped between the two supporting lugs 3, two lugs risers 5 are welded on the supporting lugs 3, the two lugs risers 5 are respectively arranged at two sides of the supporting beam 4, the supporting ring plate 2 is welded with the lugs risers 5, and bolts 6 are connected between the risers of the supporting beam 4 and the lugs risers 5; and grid strips 7 are also arranged in the packed tower shell 1, and the grid strips 7 are arranged on the support beams 4 and the support ring plate 2.

The vertical plate of the support beam 4 is connected with the ear seat vertical plate 5 through the bolt 6, the bolt 6 is horizontally arranged, the stress model and the state of the bolt 6 and the nut 9 are thoroughly changed, the matching surface of the bolt 6 and the nut 9 does not bear great shearing stress any more, and the phenomenon of thread slipping of the nut 9 is not easy to generate. Meanwhile, the stress of the bolt 6 is well improved, the bolt is not subjected to great tensile stress and bending stress any more, and the possibility of the bolt 6 breaking is greatly reduced. Through the improvement of the stress state, the reliability of the connection between the support beam 4 and the packing tower shell 1 is improved, and the stable support of the support beam 4 is ensured.

Further, the upper surfaces of the support ring plate 2, the support beam 4 and the ear seat riser 5 are flush with each other. The grid plate strips 7 are placed on the supporting ring plate 2 and the supporting beam 4, and when the upper surface of the supporting ring plate 2, the upper surface of the supporting beam 4 and the upper surface of the ear seat vertical plate 5 are level, the grid plate strips 7 can be placed flatly, so that the uniform stress is ensured.

Specifically, the number of the bolts 6 between the riser of the support beam 4 and the ear seat riser 5 is two, and the two bolts 6 are arranged up and down. The vertical plate of the supporting beam 4 is connected with the vertical plate 5 of the lug seat through the two bolts 6 which are arranged up and down, so that the connection reliability is improved, and the stress condition of the bolts 6 is further optimized. The bolts 6 are respectively screwed with the vertical plate of the supporting beam 4 and the plurality of lug seat vertical plates 5 through nuts 9. The bolt 6 passes through two vertical plates of the lug seat vertical plate 5 and the supporting beam 4, and the nuts 9 are respectively in threaded fastening connection on two sides of the vertical plate of the supporting beam 4 and two sides of the lug seat vertical plate 5.

Furthermore, two supporting bases 8 are welded between the lower part of the supporting lug seat 3 and the welded packed tower shell 1. The supporting base 8 can support the supporting ear seat 3, and the supporting ear seat 3 is prevented from deforming under pressure.

The both sides of a supporting beam 4 all set up ear seat riser 5 to bolt 6 passes a supporting beam 4's riser and two ear seat risers 5, further improves a supporting beam 4 and the ear seat between be connected the reliability. The stability reinforcing at the both ends of messenger's supporting beam 4 through the connection of above mode, the both ends of supporting beam 4 are difficult for appearing warping away and rocking, and the bending deformation of supporting beam 4 and grid lath 7 warp and reduce, and the gas-liquid medium through the filler is difficult for bias current, can be better more even carry out heat and mass transfer to improve the processing property of tower.

The present invention is not limited to the above-mentioned alternative embodiments, and any other various products can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, all of which fall within the scope of the present invention, fall within the protection scope of the present invention.

Claims

1. A connecting structure of a supporting beam of a packed tower is characterized by comprising a packing tower shell (1), wherein a supporting ring plate (2) and two supporting lug seats (3) are connected in the packing tower shell (1), a supporting beam (4) is lapped between the two supporting lug seats (3), a plurality of lug seat vertical plates (5) are connected on the supporting lug seats (3), the supporting ring plate (2) is connected with the lug seat vertical plates (5), and bolts (6) are connected between the vertical plates of the supporting beam (4) and the lug seat vertical plates (5); and grid strips (7) are further arranged in the packing tower shell (1), and the grid strips (7) are arranged on the supporting beams (4) and the supporting ring plates (2).

2. A packed tower support beam connection according to claim 1, wherein the upper surface of the support ring plate (2), the upper surface of the support beam (4), and the upper surface of the ear seat riser (5) are flush.

3. A packed tower supporting beam connection structure according to claim 1, wherein the number of bolts (6) between the riser of the supporting beam (4) and the ear seat riser (5) is two, and the two bolts (6) are arranged up and down.

4. A packed tower support beam connection according to claim 1, characterized in that a support base (8) is connected between the lower part of the support ear (3) and the welded packed tower shell (1).

5. A packed tower supporting beam connection structure according to claim 4, characterized in that the number of the supporting bases (8) is two.

6. A packed tower support beam connection according to claim 4, characterized in that the support foot (8) is welded between the lower part of the support ear (3) and the packed tower shell (1).

7. A filled tower supporting beam connecting structure according to claim 1, wherein the number of the ear seat risers (5) is two, and the two ear seat risers (5) are respectively arranged on two sides of the supporting beam (4).

8. A packed tower supporting beam connection structure according to claim 1, characterized in that the bolts (6) are screwed with the riser of the supporting beam (4) and the plurality of lug risers (5) by nuts (9), respectively.

9. A packed tower support beam connection according to claim 1, characterized in that the support ring plate (2) and the two support lugs (3) are welded into the packed tower shell (1).

10. A packed tower supporting beam connection structure according to any one of claims 1 to 9, wherein the lug risers (5) are welded to the supporting lugs (3).