CN218374514U

CN218374514U - Shock attenuation steel construction

Info

Publication number: CN218374514U
Application number: CN202222182445.9U
Authority: CN
Inventors: 林辉健
Original assignee: Fujian Yunsheng Construction Engineering Co ltd
Current assignee: Fujian Yunsheng Construction Engineering Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-01-24
Anticipated expiration: 2032-08-18

Abstract

The application discloses a damping steel structure, relates to the technical field of steel structures, and solves the problem of reduction of damping performance of the damping steel structure; the damping base comprises an upper base, a lower base and a damping component; the damping component comprises an elastic piece, a limiting rod and a sleeve positioned between the upper base and the lower base; the elastic piece is sleeved on the sleeve and used for supporting the upper base; the upper base is provided with a through hole for the limiting rod to pass through; the limiting rod penetrates through the through hole and is fixedly connected to the lower base; the sleeve is sleeved on the outer periphery of the limiting rod; the lower end of the upper base is provided with a through groove communicated with the through hole for the sleeve to slide in; one end of the limiting rod, which is far away from the damping base, is provided with a limiting block for limiting the upper base to be separated from the limiting rod.

Description

Shock attenuation steel construction

Technical Field

The application relates to the technical field of steel structures, in particular to a damping steel structure.

Background

The steel structure is mainly made of steel, and has the characteristics of high strength, light dead weight and the like, so that the steel structure is widely used for building construction. However, the steel structure has strong overall hardness, and the vibration generated by factors such as earthquake can generate large impact on the whole steel structure, so that the steel structure is deformed, and the service life of the steel structure is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the life of steel construction, this application provides a shock attenuation steel construction.

The application provides a shock attenuation steel construction adopts following technical scheme:

a shock absorption steel structure comprises a shock absorption base and a steel body fixed at the upper end of the shock absorption base; the damping base comprises an upper base, a lower base and a damping component; the damping assembly comprises an elastic piece, a limiting rod and a sleeve positioned between the upper base and the lower base; the elastic piece is sleeved on the sleeve and used for supporting the upper base; the upper base is provided with a through hole for the limiting rod to pass through; the limiting rod penetrates through the through hole and is fixedly connected to the lower base; the sleeve is sleeved on the outer periphery of the limiting rod; the lower end of the upper base is provided with a through groove communicated with the through hole for the sleeve to slide in; and one end of the limiting rod, which is far away from the damping base, is provided with a limiting block for limiting the upper base to be separated from the limiting rod.

By adopting the technical scheme, the steel body is fixed on the damping base, so that the steel body has damping capacity; when the elastic part is fatigued, the limiting rod is drawn out, the base is supported by the jack, the sleeve is taken out of the base, the elastic part on the sleeve is taken out, and a new elastic part is replaced; and then the sleeve is placed back to the base, the limiting rod is inserted, the jack is removed, and the elastic piece can be replaced to keep the damping capacity of the damping steel structure.

Optionally, the elastic element includes a spring sleeved on the outer periphery of the sleeve, and the spring is located between the upper base and the lower base.

Through adopting above-mentioned technical scheme, adopt the spring as the elastic component, the spring has better deformability, can absorb vibrations and impact quantity to have simple structure, atress stable advantage.

Optionally, a first limit ring is arranged on the outer peripheral side of the sleeve; the first limiting ring is connected with the sleeve in a sliding manner; the lower end of the first limiting ring is abutted against the upper end of the spring; the upper end of the first limiting ring is supported by the spring to abut against the lower end of the upper base.

Through adopting above-mentioned technical scheme, first spacing ring can increase the area of contact between spring and the last base for the base is gone up in the spring can support better.

Optionally, a sliding block extending towards the center of the first limit ring is arranged on the inner side of the first limit ring; the sleeve is provided with a sliding groove for the sliding of the sliding block along the vertical direction.

Through adopting above-mentioned technical scheme, the slider on the first spacing ring slides in the sliding tray on the sleeve, and the sleeve can not break away from with first spacing ring.

Optionally, a second limiting ring is further arranged on the outer peripheral side of the sleeve; the lower end of the spring is abutted against the upper end of the second limiting ring.

Through adopting above-mentioned technical scheme, the elastic deformation that the second spacing ring can increase the spring to increase the elastic potential energy of spring, increase the elasticity of spring.

Optionally, the second limit ring is in threaded connection with the sleeve.

Through adopting above-mentioned technical scheme, through rotatory second spacing ring, compress the spring, increase the elastic deformation of spring for the elastic potential energy of spring increases, and the spring has bigger elasticity.

Optionally, a threaded hole is formed in the upper end surface of the lower base; the limiting rod is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, gag lever post threaded connection can realize being connected with dismantling between the lower base on the screw hole of base down.

Optionally, a support arm is fixedly connected between the steel body and the upper base.

Through adopting above-mentioned technical scheme, can consolidate being connected between the steel body and the base, increase the structural strength between steel body and the base.

Optionally, the upper end of the lower base is vertically connected with a guide plate, and the upper end surface of the guide plate is provided with a guide groove extending towards the direction of the lower base; go up the guide block of base lower extreme fixedly connected with and guide way adaptation, guide block sliding connection is in the guide way.

Through adopting above-mentioned technical scheme, when the base was moving towards or was kept away from lower base as last base, the guide block slided in the guide way for it is more steady when moving to go up the base.

In summary, the present application includes at least one of the following benefits:

1. when the spring is in the early fatigue stage, the second limiting ring is rotated upwards, and the deformation of the spring is increased so as to increase the elasticity of the spring;

2. when the support force of the spring is reduced due to the fatigue of the spring, the replacement of the spring can be realized so as to keep the damping effect of the damping steel structure.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of the overall structure of an embodiment of the present application;

figure 3 is an exploded view of a shock assembly according to an embodiment of the present application.

Description of reference numerals: 1. a steel body; 2. an upper base; 3. a lower base; 4. a support arm; 5. a spring; 6. a limiting rod; 7. a sleeve; 8. a through hole; 9. a threaded hole; 10. a through groove; 11. a limiting block; 12. a first limit ring; 13. a slider; 14. a sliding groove; 15. a second stop collar; 16. an external thread; 17. a guide plate; 18. a guide groove; 19. and a guide block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses shock attenuation steel construction. Referring to fig. 1, the shock attenuation steel construction includes vibration damping mount and steel body 1, and steel body 1 fixed connection is in vibration damping mount upper end. The damping base comprises an upper base 2, a lower base 3 and a damping component. Four supporting arms 4 are arranged on the steel body 1, the four supporting arms 4 are abutted to the upper end of the upper base 2, and connection between the steel body 1 and the upper base 2 is reinforced. The four corners of the lower base 3 fix the damping base on the ground through expansion bolts. Through damper assembly, the steel body 1 fixed on the damper base has a damping capacity.

Specifically, referring to fig. 2 and 3, the shock absorbing assembly includes an elastic member, a limiting rod 6 and a sleeve 7, and the sleeve 7 is located between the upper base 2 and the lower base 3. The elastic element comprises a spring 5, the spring 5 is sleeved on a sleeve 7, and the spring 5 is used for supporting the upper base 2. The spring 5 is located between the upper base 2 and the lower base 3. The upper base 2 is provided with a through hole 8, and the through hole 8 is used for the limiting rod 6 to pass through; threaded hole 9 is seted up to lower base 3 upper end, the internal diameter of sleeve 7 and the diameter adaptation of gag lever post 6, and gag lever post 6 passes through-hole 8 and

sleeve

7, and 6 threaded connection of gag lever post are in threaded hole 9. The lower end of the upper base 2 is also provided with a through groove 10, and the through groove 10 is used for the sleeve 7 to slide in and is communicated with the through hole 8. One end of the limiting rod 6, which is far away from the base, is integrally formed with a limiting block 11, and the limiting block 11 is used for limiting the upper base 2 to be separated from the limiting rod 6.

When the spring 5 is in fatigue and needs to be replaced, the jack is placed between the upper base 2 and the lower base 3 to support the upper base 2, the sleeve 7 is located between the upper base 2 and the lower base 3, the limiting rod 6 is drawn out, the sleeve 7 is taken out of the base, the sleeve 7 is replaced between the upper base 2 and the lower base 3, the limiting rod 6 is inserted, the jack on the lower base 3 is removed, and the replacement of the spring 5 can be completed.

Referring to fig. 2 and 3, the sleeve 7 is sleeved with a first limit ring 12, the upper end of the first limit ring 12 is abutted with the lower end of the upper base 2, and the lower end is abutted with the upper end of the spring 5. Two sliders 13 of fixedly connected with on the 12 inner walls of first spacing ring, two sliders 13 symmetric distribution, slider 13 extend towards first spacing ring 12 center, sleeve 7 outer wall still seted up with two sliding tray 14 of slider 13 adaptation, first spacing ring 12 sliding connection is on sleeve 7 outer wall. The arrangement of the first limit ring 12 can increase the contact area between the spring 5 and the upper base 2, so that the spring 5 can better support the upper base 2.

Referring to fig. 2 and 3, the sleeve 7 is sleeved with a second limiting ring 15, an inner thread is arranged on the inner side of the second limiting ring 15, an outer thread 16 is arranged on the outer wall of the sleeve 7, the second limiting ring 15 is in threaded connection with the sleeve 7, and the upper end of the second limiting ring 15 is abutted to the lower end of the spring 5. By rotating the second limit ring 15, the position of the second limit ring 15 on the sleeve 7 can be adjusted, and the deformation of the spring 5 is changed, so that the elastic potential energy of the spring 5 is changed. When the spring 5 is just fatigued, the second stopper ring 15 is rotated upward to increase the elastic force of the spring 5.

Referring to fig. 2 and 3, the upper end of the lower base 3 is vertically welded with two guide plates 17, and the two guide plates 17 are symmetrically distributed on the lower base 3 in this embodiment. A guide groove 18 is formed in one side, away from the lower base 3, of the guide plate 17; the guide groove 18 extends in a direction toward the lower base 3. The lower end of the upper base 2 is vertically welded with a guide plate 17 matched with the guide groove 18, and a guide block 19 is connected in the guide groove 18 in a sliding manner. When the spring 5 drives the upper base 2 to move along the vertical direction, the guide block 19 slides in the guide groove 18, so that the upper base 2 moves up and down more stably.

The implementation principle of a shock attenuation steel construction of the embodiment of this application does: at the initial stage of fatigue of the spring 5, the second retainer ring 15 is rotated upward to compress the spring 5 and increase the elastic force of the spring 5. When it is necessary to replace the spring 5, the upper base 2 is supported by a jack so that the sleeve 7 is located between the upper and lower bases 3. The limiting rod 6 is drawn out, and the sleeve 7 is taken out; the second limiting ring 15 and the spring 5 are sequentially taken out of the sleeve 7, the second limiting ring 15 is screwed on the sleeve 7 again after a new spring 5 is replaced, the sleeve 7 is placed back into the damping base, the jack is removed after the limiting rod 6 is inserted, and then the spring 5 can be replaced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a shock attenuation steel construction which characterized in that: comprises a damping base and a steel body (1) fixed at the upper end of the damping base; the damping base comprises an upper base (2), a lower base (3) and a damping component; the shock absorption assembly comprises an elastic piece, a limiting rod (6) and a sleeve (7) positioned between the upper base (2) and the lower base (3); the elastic piece is sleeved on the sleeve (7) and used for supporting the upper base (2); the upper base (2) is provided with a through hole (8) for the limiting rod (6) to pass through; the limiting rod (6) penetrates through the through hole (8) and is fixedly connected to the lower base (3); the sleeve (7) is sleeved on the outer peripheral side of the limiting rod (6); the lower end of the upper base (2) is provided with a through groove (10) which is communicated with the through hole (8) and is used for the sleeve (7) to slide in; one end of the limiting rod (6) far away from the damping base is provided with a limiting block (11) for limiting the upper base (2) to be separated from the limiting rod (6).

2. The shock absorbing steel structure as set forth in claim 1, wherein: the elastic piece comprises a spring (5) sleeved on the outer peripheral side of the sleeve (7), and the spring (5) is located between the upper base (2) and the lower base (3).

3. The shock absorbing steel structure as set forth in claim 2, wherein: a first limiting ring (12) is arranged on the outer peripheral side of the sleeve (7); the first limiting ring (12) is connected with the sleeve (7) in a sliding manner; the lower end of the first limiting ring (12) is propped against the upper end of the spring (5); the upper end of the first limiting ring (12) is supported by the spring (5) and is propped against the lower end of the upper base (2).

4. A shock absorbing steel structure as claimed in claim 3, wherein: a sliding block (13) extending towards the center of the first limiting ring (12) is arranged on the inner side of the first limiting ring (12); the sleeve (7) is provided with a sliding groove (14) for the sliding of the sliding block (13) along the vertical direction.

5. The shock absorbing steel structure as set forth in claim 2, wherein: a second limiting ring (15) is further arranged on the outer peripheral side of the sleeve (7); the lower end of the spring (5) is propped against the upper end of the second limiting ring (15).

6. The shock absorbing steel structure as set forth in claim 5, wherein: the second limiting ring (15) is in threaded connection with the sleeve (7).

7. The shock absorbing steel structure as set forth in claim 4, wherein: the upper end surface of the lower base (3) is provided with a threaded hole (9); the limiting rod (6) is in threaded connection with the threaded hole (9).

8. The shock absorbing steel structure as set forth in claim 1, wherein: a supporting arm (4) is fixedly connected between the steel body (1) and the upper base (2).

9. The shock absorbing steel structure as set forth in claim 1, wherein: the upper end of the lower base (3) is vertically connected with a guide plate (17), and the upper end surface of the guide plate (17) is provided with a guide groove (18) extending towards the direction of the lower base (3); go up base (2) lower extreme fixedly connected with and guide block (19) of guide way (18) adaptation, guide block (19) sliding connection is in guide way (18).