CN210342240U

CN210342240U - Concrete steel structure beam

Info

Publication number: CN210342240U
Application number: CN201921074458.6U
Authority: CN
Inventors: 陈少春; 郭伟; 孟震; 顾慷慨; 薛亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-17
Anticipated expiration: 2029-07-10

Abstract

The utility model belongs to the technical field of steel structure beams, in particular to a concrete steel structure beam, which comprises a cross beam and a vertical beam, wherein the vertical beam is provided with a first threaded hole; the utility model discloses, through the second bearing, the combined action of second pivot and screw thread post etc, fix the back with the crossbeam with erecting the roof beam, manual rotation third backup pad, it is parallel with the second backup pad to make the third backup pad, then manual rotation screw thread post, drive the second pivot at the second bearing internal rotation, and under the spacing of third spring, the direction motion of clamp plate towards the crossbeam, stop until fixing the crossbeam after, can further consolidate crossbeam and perpendicular roof beam, it is more stable to make it fixed, when meeting vibrations, crossbeam extrusion fly leaf, take the first spring of fly leaf extrusion, the rack bar moves on the gear simultaneously, and extrude the second spring, under the effect of first spring and second spring resilience, consume the energy that vibrations produced, the damage that vibrations caused the steel construction roof beam has been reduced.

Description

Concrete steel structure beam

Technical Field

The utility model belongs to the technical field of the steel construction roof beam, concretely relates to concrete steel structure roof beam.

Background

The beam column is one of the essential parts in the building, and it is the load-bearing structure of whole building, therefore, its structural strength has decided the stability of building, and at present, the beam column mainly is by two kinds of forms of concrete and steel construction, and the steel construction roof beam has construction convenience, with low costs and recycle's advantage and extensively be applicable.

At present, whether the connected node of steel construction roof beam designs properly, be the key problem of the present assembled steel structure horizontal development of china, the welded node quality is difficult to guarantee, brittle fracture easily takes place for the splice under the earthquake action, traditional steel frame has mostly avoided the welding, connect with steel sheet welding form mostly, this can lead to connected node rigidity too big, brittle failure easily takes place under the earthquake action, the shock attenuation effect is poor, and the crossbeam is fixed only by fastening bolt with perpendicular roof beam mostly, the fixed form is single.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a concrete steel structure roof beam, it is various to have the fixed form, fixed stable and have absorbing characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a concrete steel structure beam comprises a cross beam and a vertical beam, wherein a first threaded hole is formed in the vertical beam, a fixed plate is arranged on one side of the vertical beam, a second threaded hole is formed in the fixed plate, two sides of the vertical beam are fixedly connected with two limiting plates, the fixed plate is positioned between the two limiting plates, the first threaded hole and the second threaded hole are both in threaded connection with the same first fixing bolt, a movable plate is arranged in the middle of the fixed plate, a toothed bar and a first spring are arranged on one side, close to the vertical beam, of the movable plate, a gear is arranged in a cavity of the fixed plate, the toothed bar is meshed with the gear, a second spring is fixedly connected on one side, far away from the movable plate, of the toothed bar, the other ends of the first spring and the second spring are fixedly connected with one side of the vertical beam, and a first supporting plate and a second supporting plate are fixedly connected on one side, far away from, the first supporting plate is provided with a groove, a first bearing is arranged in the groove, a first rotating shaft is movably arranged in the first bearing in a penetrating way, the top end of the first rotating shaft is fixedly connected with a third supporting plate, the bottom end of the third supporting plate is fixedly connected with a threaded cap, the thread cap is internally threaded with a thread column, the bottom end of the third supporting plate is fixedly connected with a third spring, the bottom end of the third spring is fixedly connected with a pressure plate, the top end of the pressure plate is provided with a second bearing, a second rotating shaft is movably arranged in the second bearing in a penetrating way, the top end of the second rotating shaft is fixedly connected with the bottom end of the threaded column, a third threaded hole is arranged on the cross beam, a fourth threaded hole is arranged on the second supporting plate, the third threaded hole and the fourth threaded hole are connected with the same second fixing bolt in an internal thread mode, and one side of the second supporting plate is fixedly connected with one side of the connecting plate.

Preferably, the pressing plate is made of rubber, and the upper end and the lower end of the movable plate are in lap joint with the inner wall of the cavity opening of the fixed plate.

Preferably, the first fixing bolt and the second fixing bolt are 8.8-grade high-strength bolts.

Preferably, the size of the movable plate is the same as that of the opening of the cavity formed in the fixed plate.

Preferably, the fixing plate is integrally formed with the first support plate and the second support plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model, through the combined action of the second bearing, the second rotating shaft, the threaded column, the threaded cap, the third spring and the pressing plate, after fixing the crossbeam and the vertical beam, the third supporting plate is manually rotated to be parallel to the second supporting plate, then the threaded column is manually rotated to drive the second rotating shaft to rotate in the second bearing, and under the limit of the third spring, the pressing plate moves towards the crossbeam until the crossbeam is fixed, thereby further reinforcing the joint of the crossbeam and the vertical beam on the basis of the fixation of the second fixing bolt, so that the fixation is more stable, under the combined action of the movable plate, the first spring, the second spring, the toothed bar and the gear, when the crossbeam extrudes the movable plate with the movable plate extruding the first spring, the toothed bar moves on the gear at the same time, and extrudes the second spring, under the resilience effect of the first spring and the second spring, the energy generated by vibration is consumed, and the damage of the vibration to the steel structure beam is reduced.

2. The utility model discloses, this process of welding has been avoided in first backup pad, second backup pad and fixed plate integrated into one piece design, has also avoided the welding to be in when meeting vibrations, and rigidity too big leads to the phenomenon that the separation drops between them, and rubber has elasticity and frictional force, can consolidate the crossbeam to it consolidates the effect better, and first fixing bolt and second fixing bolt's setting will erect roof beam and fixed plate and second backup pad and crossbeam fixed more stably respectively.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is an enlarged schematic structural view of the position A of the present invention;

FIG. 3 is an enlarged schematic structural view of the position B of the present invention;

in the figure: 1. erecting a beam; 2. a limiting plate; 3. a second threaded hole; 4. a groove; 5. a first rotating shaft; 6. a first bearing; 7. a third support plate; 8. a third threaded hole; 9. a fourth threaded hole; 10. a second fixing bolt; 11. a first support plate; 12. a connecting plate; 13. a first fixing bolt; 14. a first threaded hole; 15. a movable plate; 16. a fixing plate; 17. a first spring; 18. a gear; 19. a second spring; 20. a rack bar; 21. a threaded post; 22. a threaded cap; 23. pressing a plate; 24. a third spring; 25. a second rotating shaft; 26. a second bearing; 27. a cross beam; 28. a second support plate.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a concrete steel structure beam comprises a cross beam 27 and a vertical beam 1, wherein a first threaded hole 14 is formed in the vertical beam 1, a fixed plate 16 is arranged on one side of the vertical beam 1, the vertical beam 1 and the fixed plate 16 are fixed in a welding mode, a second threaded hole 3 is formed in the fixed plate 16, two sides of the vertical beam 1 are fixedly connected with limiting plates 2, the number of the limiting plates 2 is two, the fixed plate 16 is positioned between the two limiting plates 2, the first threaded hole 14 and the second threaded hole 3 are both in threaded connection with a same first fixing bolt 13, a movable plate 15 is arranged in the middle of the fixed plate 16, a toothed bar 20 and a first spring 17 are arranged on one side, close to the vertical beam 1, of the movable plate 15, a gear 18 is arranged in a cavity of the fixed plate 16, the toothed bar 20 is meshed with the gear 18, and a second spring 19 is fixedly connected to one side, far away from the movable plate 15, the other ends of the first spring 17 and the second spring 19 are fixedly connected with one side of the vertical beam 1, one side of the fixing plate 16, which is far away from the vertical beam 1, is fixedly connected with a first supporting plate 11 and a second supporting plate 28, the first supporting plate 11 is provided with a groove 4, a first bearing 6 is arranged in the groove 4, a first rotating shaft 5 is movably arranged in the first bearing 6 in a penetrating way, the top end of the first rotating shaft 5 is fixedly connected with a third supporting plate 7, the bottom end of the third supporting plate 7 is fixedly connected with a threaded cap 22, the threaded cap 22 is internally threaded with a threaded column 21, the bottom end of the third supporting plate 7 is fixedly connected with a third spring 24, the bottom end of the third spring 24 is fixedly connected with a pressing plate 23, the top end of the pressing plate 23 is provided with a second bearing 26, a second rotating shaft 25 is movably arranged in the second bearing 26 in a penetrating way, the top end of the second rotating shaft 25 is fixedly, the cross beam 27 is provided with a third threaded hole 8, the second support plate 28 is provided with a fourth threaded hole 9, the third threaded hole 8 and the fourth threaded hole 9 are connected with the same second fixing bolt 10 in an internal thread manner, one side of the second support plate 28 is fixedly connected with one side of the connecting plate 12, the cross beam 27 and the vertical beam 1 are fixed through the combined action of the second bearing 26, the second rotating shaft 25, the threaded column 21, the threaded cap 22, the third spring 24 and the pressing plate 23, the third support plate 7 is manually rotated to enable the third support plate 7 to be parallel to the second support plate 28, then the threaded column 21 is manually rotated to drive the second rotating shaft 25 to rotate in the second bearing 26, the pressing plate 23 moves towards the cross beam 27 under the limit of the third spring 24 until the cross beam 27 is fixed and then stops, so that the joint of the cross beam 27 and the vertical beam 1 is further reinforced on the basis of the fixation of the second fixing bolt 10, make its fixed more stable, under the combined action of fly leaf 15, first spring 17, second spring 19, ratch 20 and gear 18, when meeting vibrations, crossbeam 27 extrudees fly leaf 15, takes fly leaf 15 to extrude first spring 17, and ratch 20 moves on gear 18 simultaneously to extrude second spring 19, under the effect that first spring 17 and second spring 19 kick-backed, consume the energy that vibrations produced, reduced the damage that vibrations caused the steel construction roof beam.

Specifically, the pressing plate 23 is made of rubber, the rubber has elasticity and friction force, the cross beam 27 can be reinforced, the reinforcing effect is better, and the upper end and the lower end of the movable plate 15 are in lap joint with the inner wall of the cavity opening of the fixed plate 16.

Specifically, the first fixing bolt 13 and the second fixing bolt 10 are 8.8-level high-strength bolts, and the vertical beam 1 and the fixing plate 16 and the second support plate 28 and the cross beam 27 are fixed more stably by the first fixing bolt 13 and the second fixing bolt 10.

Specifically, the size of the movable plate 15 is the same as the size of the opening of the cavity formed in the fixed plate 16, and the design is reasonable, so that the movable plate can work normally.

Specifically, the fixing plate 16 is integrally formed with the first support plate 11 and the second support plate 28, and the first support plate 11, the second support plate 28 and the fixing plate 16 are integrally formed, so that the welding process is avoided, and the phenomenon that the welding part is separated and falls off due to overlarge rigidity when the welding part is in vibration is avoided.

The utility model discloses a theory of operation and use flow: in the utility model, when in use, the vertical beam 1 and the fixing plate 16 are reinforced by the first fixing bolt 13, then the beam 27 is placed on the second supporting plate 28, after the second supporting plate 28 is in one-to-one correspondence with the fourth threaded hole 9 and the third threaded hole 8 on the beam 27, the beam is fixed by the second fixing bolt 10, then the third supporting plate 7 is manually rotated to make the third supporting plate 7 parallel to the second supporting plate 28, then the threaded column 21 is manually rotated to drive the second rotating shaft 25 to rotate in the second bearing 26, under the limit of the third spring 24, the pressing plate 23 moves towards the direction of the beam 27 until the beam 27 is fixed and then stops, thereby on the basis of the fixation of the second fixing bolt 10, the joint of the beam 27 and the vertical beam 1 is further reinforced, the vibration of the fixation is more stable, when meeting, the movable plate 15 is extruded by the beam 27, the movable plate 15 is driven to press the first spring 17, the rack bar 20 moves on the gear 18 and presses the second spring 19, and under the action of rebounding of the first spring 17 and the second spring 19, energy generated by vibration is consumed, and damage to the steel structure beam caused by vibration is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A concrete steel structural beam, includes crossbeam (27) and perpendicular roof beam (1), its characterized in that: the novel vertical beam is characterized in that a first threaded hole (14) is formed in the vertical beam (1), a fixed plate (16) is arranged on one side of the vertical beam (1), a second threaded hole (3) is formed in the fixed plate (16), two sides of the vertical beam (1) are fixedly connected with limiting plates (2), the number of the limiting plates (2) is two, the fixed plate (16) is located between the two limiting plates (2), the first threaded hole (14) and the second threaded hole (3) are connected with the same first fixing bolt (13) in a threaded manner, a movable plate (15) is arranged in the middle of the fixed plate (16), a toothed bar (20) and a first spring (17) are arranged on one side, close to the vertical beam (1), of the movable plate (15), a gear (18) is arranged in a cavity of the fixed plate (16), the toothed bar (20) is meshed with the gear (18), and a second spring (19) is fixedly connected to one side, far away from the movable plate (15, the other ends of the first spring (17) and the second spring (19) are fixedly connected with one side of the vertical beam (1), one side, far away from the vertical beam (1), of the fixing plate (16) is fixedly connected with a first supporting plate (11) and a second supporting plate (28), the first supporting plate (11) is provided with a groove (4), a first bearing (6) is arranged in the groove (4), a first rotating shaft (5) penetrates through the first bearing (6) in a movable manner, the top end of the first rotating shaft (5) is fixedly connected with a third supporting plate (7), the bottom end of the third supporting plate (7) is fixedly connected with a threaded cap (22), a threaded column (21) is connected with the threaded cap (22) in a threaded manner, a third spring (24) is fixedly connected with the bottom end of the third supporting plate (7), and a pressing plate (23) is fixedly connected with the bottom end of the third spring (24), the top of clamp plate (23) is provided with second bearing (26), second pivot (25) are worn to be equipped with by second bearing (26) internalization, the top of second pivot (25) and the bottom fixed connection of screw thread post (21), third screw hole (8) have been seted up on crossbeam (27), fourth screw hole (9) have been seted up on second backup pad (28), third screw hole (8) and fourth screw hole (9) female connection have same second fixing bolt (10), one side of second backup pad (28) and one side fixed connection of connecting plate (12).

2. A concrete steel structural beam according to claim 1, wherein: the pressing plate (23) is made of rubber, and the upper end and the lower end of the movable plate (15) are in lap joint with the inner wall of the cavity opening of the fixed plate (16).

3. A concrete steel structural beam according to claim 1, wherein: the first fixing bolt (13) and the second fixing bolt (10) are 8.8-level high-strength bolts.

4. A concrete steel structural beam according to claim 1, wherein: the size of the movable plate (15) is the same as that of the opening of the cavity formed on the fixed plate (16).

5. A concrete steel structural beam according to claim 1, wherein: the fixing plate (16) is integrally formed with the first support plate (11) and the second support plate (28).