CN213868322U - Spherical support joint of steel structure large-span beam - Google Patents
Spherical support joint of steel structure large-span beam Download PDFInfo
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- CN213868322U CN213868322U CN202022591831.4U CN202022591831U CN213868322U CN 213868322 U CN213868322 U CN 213868322U CN 202022591831 U CN202022591831 U CN 202022591831U CN 213868322 U CN213868322 U CN 213868322U
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- support
- main part
- support main
- spherical
- ball core
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 63
- 239000010959 steel Substances 0.000 title claims abstract description 63
- 238000010276 construction Methods 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims description 31
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000005299 abrasion Methods 0.000 description 4
- 239000000872 buffer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a steel construction large-span roof beam spherical bearing node, including support main part, ball core, shock-absorbing structure, limit structure and circular slot, the internally mounted of support main part has the ball core, and the top of ball core all is provided with the annular and rolls the groove, the bottom mounting of support main part has the support bottom plate, and the top of support main part is provided with the support roof, all be provided with equidistant shock-absorbing structure between support roof and the support main part, the inside sphere steel block that is provided with of support main part of the top of ball core, sphere steel block and ball core mutually support, and the top of sphere steel block extends to the inside of support roof, all be provided with equidistant limit structure on the support main part outer wall. The utility model discloses not only improved the pivoted flexibility, reduced the wearing and tearing of ball core simultaneously, improved spherical bearing node's anti-seismic performance, reduced the skew of position when rotating moreover, improved spherical bearing node's stability.
Description
Technical Field
The utility model relates to a steel construction large-span roof beam technical field specifically is a steel construction large-span roof beam spherical bearing node.
Background
The steel structure is the structure of constituteing by steel material, is one of main building structure type, because its dead weight is lighter, and the construction is simple and convenient, and the wide application in fields such as large-scale factory building, venue, super high-rise, along with steel construction building's development, the large-span steel construction is more and more, and is corresponding, is used for the use of the spherical bearing node of steel construction large-span roof beam also more and more.
The spherical support nodes on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the following problems exist.
(1) When the existing spherical support node rotates, the friction coefficient between the existing spherical support node and the ball core is large, so that the rotation is not flexible enough, and the abrasion of the ball core is easy to cause, so that the improvement is needed;
(2) the conventional spherical support joint has poor anti-seismic performance, and is easy to damage when the vibration force is large, so that the service life of the support joint is influenced;
(3) the existing spherical bearing node has poor stability when in use, and is easy to deviate due to rotation, so certain defects exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel construction large-span roof beam spherical bearing node to propose spherical bearing node and rotate the wearing and tearing that are not nimble enough, cause the ball core easily among the solution above-mentioned background art, the stability that anti-seismic performance is relatively poor and when using is not good, easily because of rotating the problem that takes place the offset.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel construction large-span roof beam spherical bearing node, includes support main part, ball core, shock-absorbing structure, limit structure and circular slot, the internally mounted of support main part has the ball core, and the top of ball core all is provided with annular rolling slot, the bottom mounting of support main part has the support bottom plate, and the top of support main part is provided with the support roof, all be provided with equidistant shock-absorbing structure between support roof and the support main part, the inside sphere steel block that is provided with of support main part of the top of ball core, sphere steel block and ball core mutually support, and the top of sphere steel block extends to the inside of support roof, all be provided with equidistant limit structure on the support main part outer wall.
Preferably, shock-absorbing structure's inside has set gradually damping groove, damping spring and elasticity post, all is provided with equidistant elasticity post between support roof and the support main part, the top of elasticity post and the bottom fixed connection of support roof, the bottom of elasticity post and the top fixed connection of support main part are convenient for absorb the shaking force.
Preferably, the support main part top of elasticity post one side is provided with the shock attenuation groove, and the inside of shock attenuation groove is fixed with damping spring, damping spring's top extend to the top of support main part and with the bottom fixed connection of support roof, damping spring and elasticity post mutually support, are convenient for cushion the vibrations power.
Preferably, the bottom mounting of sphere steel block has wear-resisting steel sheet, and the bottom of wear-resisting steel sheet all is provided with equidistant circular slot to the inside of circular slot is provided with the ball, and the bottom of ball extends to the inside of annular rolling slot, has reduced the coefficient of friction when rotating, has improved the pivoted flexibility, has reduced the wearing and tearing of ball core simultaneously.
Preferably, circular recess, screw hole, spacing bolt and annular groove have set gradually in limit structure's inside, all are provided with equidistant circular recess on the outer wall of support main part, and are provided with the screw hole on the support main part lateral wall of circular recess one side for spacing bolt's installation work.
Preferably, an annular groove is formed in the outer wall of the spherical steel block on one side of the threaded hole, a limiting bolt is connected to the inner thread of the threaded hole, one end of the limiting bolt extends into the annular groove, and the position of the spherical steel block is convenient to limit.
Compared with the prior art, the beneficial effects of the utility model are that: the steel structure large-span beam spherical support node not only improves the flexibility of rotation, but also reduces the abrasion of the spherical core, improves the seismic performance of the spherical support node, reduces the position deviation during rotation and improves the stability of the spherical support node;
(1) by arranging the wear-resistant steel sheet, the circular groove, the ball and the annular rolling groove, when the spherical support joint rotates, the wear-resistant steel sheet is fixed at the bottom end of the spherical steel block, the ball is installed at the bottom end of the wear-resistant steel sheet through the circular groove, and the bottom end of the ball extends into the annular rolling groove, so that the spherical steel block and the ball core are in rolling connection, the friction coefficient during rotation is reduced, the rotation flexibility is improved, and meanwhile, the abrasion of the ball core is reduced;
(2) by arranging the damping groove, the damping spring and the elastic column, when vibration occurs, the vibration force is transmitted downwards through the support top plate, the elastic column between the support top plate and the support main body absorbs the vibration force, and the damping spring in the damping groove buffers the vibration force, so that the vibration force is weakened, and the vibration resistance of the spherical support node is improved;
(3) through being provided with circular recess, screw hole, spacing bolt and annular groove, the use tool is with spacing bolt from the inside screw in of circular recess to the inside of screw hole, continues rotatory spacing bolt and makes inside its one end stretch into the annular groove on the sphere steel bloom outer wall, and at the pivoted in-process, spacing bolt and the cooperation of annular groove restrict the position of sphere steel bloom to the skew of position when having reduced the rotation, and then improved the stability of spherical bearing node.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
FIG. 3 is an enlarged schematic view of the damping structure of the present invention;
fig. 4 is an enlarged schematic view of the limiting structure of the present invention.
In the figure: 1. a support body; 2. a ball core; 3. a support base plate; 4. a shock-absorbing structure; 401. a damping groove; 402. a damping spring; 403. an elastic column; 5. a support top plate; 6. spherical steel blocks; 7. a limiting structure; 701. a circular groove; 702. a threaded hole; 703. a limit bolt; 704. an annular groove; 8. wear-resistant steel sheets; 9. a circular groove; 10. a ball bearing; 11. and (4) an annular rolling groove.
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.
Referring to fig. 1-4, the present invention provides an embodiment: a steel structure large-span beam spherical support node comprises a support main body 1, a ball core 2, a damping structure 4, a limiting structure 7 and a circular groove 9, wherein the ball core 2 is installed inside the support main body 1, the top ends of the ball cores 2 are all provided with annular rolling grooves 11, a support bottom plate 3 is fixed at the bottom end of the support main body 1, a support top plate 5 is arranged at the top end of the support main body 1, and the damping structures 4 at equal intervals are arranged between the support top plate 5 and the support main body 1;
a damping groove 401, a damping spring 402 and an elastic column 403 are sequentially arranged in the damping structure 4, the elastic columns 403 with equal intervals are arranged between the support top plate 5 and the support main body 1, the top end of the elastic column 403 is fixedly connected with the bottom end of the support top plate 5, the bottom end of the elastic column 403 is fixedly connected with the top end of the support main body 1, the damping groove 401 is arranged at the top end of the support main body 1 on one side of the elastic column 403, the damping spring 402 is fixed in the damping groove 401, the top end of the damping spring 402 extends to the upper side of the support main body 1 and is fixedly connected with the bottom end of the support top plate 5, and the damping spring 402 is matched with the elastic column 403;
when vibration occurs, the vibration force is transmitted downwards through the support top plate 5, the elastic column 403 between the support top plate 5 and the support main body 1 absorbs the vibration force, and the vibration spring 402 in the vibration absorption groove 401 buffers the vibration force, so that the vibration force is weakened, and the vibration resistance of the spherical support node is improved;
a spherical steel block 6 is arranged inside the support main body 1 above the spherical core 2, the spherical steel block 6 is matched with the spherical core 2, and the top end of the spherical steel block 6 extends into the support top plate 5;
the bottom end of the spherical steel block 6 is fixed with a wear-resistant steel sheet 8, the bottom ends of the wear-resistant steel sheets 8 are all provided with circular grooves 9 at equal intervals, balls 10 are arranged inside the circular grooves 9, and the bottom ends of the balls 10 extend into the annular rolling grooves 11, so that the friction coefficient during rotation is reduced, the rotation flexibility is improved, and meanwhile, the abrasion of the ball core 2 is reduced;
the outer wall of the support main body 1 is provided with limit structures 7 at equal intervals, circular grooves 701, threaded holes 702, limit bolts 703 and annular grooves 704 are sequentially arranged inside the limit structures 7, the outer wall of the support main body 1 is provided with the circular grooves 701 at equal intervals, the side wall of the support main body 1 on one side of each circular groove 701 is provided with the threaded hole 702, the outer wall of the spherical steel block 6 on one side of each threaded hole 702 is provided with the annular groove 704, the limit bolts 703 are connected with the inner threads of the threaded holes 702, and one end of each limit bolt 703 extends to the inside of the annular groove 704;
the limiting bolt 703 is screwed into the threaded hole 702 from the inside of the circular groove 701 by using a tool, the limiting bolt 703 is continuously rotated to enable one end of the limiting bolt 703 to extend into the annular groove 704 on the outer wall of the spherical steel block 6, and in the rotating process, the limiting bolt 703 is matched with the annular groove 704 to limit the position of the spherical steel block 6, so that the position deviation in the rotating process is reduced, and the stability of the spherical support node is further improved.
The working principle is as follows: when the spherical support node is used, firstly, when the spherical support node rotates, because the bottom end of the spherical steel block 6 is fixed with the wear-resistant steel sheet 8, the ball 10 is arranged at the bottom end of the wear-resistant steel sheet 8 through the circular groove 9, and the bottom end of the ball 10 extends into the annular rolling groove 11, the spherical steel block 6 is in rolling connection with the ball core 2, the friction coefficient during rotation is reduced, so that the flexibility of rotation is improved, meanwhile, the wear of the ball core 2 is reduced, then, the limiting bolt 703 is screwed into the threaded hole 702 from the inside of the circular groove 701 by using a tool, the limiting bolt 703 is continuously rotated to enable one end of the limiting bolt to extend into the annular groove 704 on the outer wall of the spherical steel block 6, during the rotation, the limiting bolt 703 is matched with the annular groove 704 to limit the position of the spherical steel block 6, so that the position deviation during rotation is reduced, and further the stability of the spherical support node is improved, finally, when vibration occurs, the vibration force is transmitted downwards through the support top plate 5, the elastic columns 403 between the support top plate 5 and the support main body 1 absorb the vibration force, and the damping springs 402 inside the damping grooves 401 buffer the vibration force, so that the vibration force is weakened, the vibration resistance of the spherical support node is improved, and the work of the steel structure large-span beam spherical support node is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a steel construction large-span roof beam spherical bearing node, includes support main part (1), ball core (2), shock-absorbing structure (4), limit structure (7) and circular slot (9), its characterized in that: the internally mounted of support main part (1) has ball core (2), and the top of ball core (2) all is provided with annular slot rolling (11), the bottom mounting of support main part (1) has support bottom plate (3), and the top of support main part (1) is provided with support roof (5), all be provided with equidistant shock-absorbing structure (4) between support roof (5) and support main part (1), the inside sphere steel block (6) that is provided with in support main part (1) of the top of ball core (2), sphere steel block (6) and ball core (2) mutually support, and the top of sphere steel block (6) extends to the inside of support roof (5), all be provided with equidistant limit structure (7) on support main part (1) outer wall.
2. The spherical support node of steel construction large-span beam of claim 1, characterized in that: shock-absorbing structure's (4) inside has set gradually damping groove (401), damping spring (402) and elastic column (403), all be provided with equidistant elastic column (403) between support roof (5) and support main part (1), the bottom fixed connection of the top of elastic column (403) and support roof (5), the bottom of elastic column (403) and the top fixed connection of support main part (1).
3. The spherical support node of steel construction large-span beam of claim 2, characterized in that: the support body (1) top of elasticity post (403) one side is provided with damping slot (401), and the inside of damping slot (401) is fixed with damping spring (402), and damping spring (402)'s top extends to the top of support body (1) and with the bottom fixed connection of support roof (5), and damping spring (402) and elasticity post (403) are mutually supported.
4. The spherical support node of steel construction large-span beam of claim 1, characterized in that: the bottom mounting of sphere steel block (6) has wear-resisting steel sheet (8), and the bottom of wear-resisting steel sheet (8) all is provided with equidistant circular slot (9) to the inside of circular slot (9) is provided with ball (10), and the bottom of ball (10) extends to the inside of annular rolling groove (11).
5. The spherical support node of steel construction large-span beam of claim 1, characterized in that: the inside of limit structure (7) has set gradually circular recess (701), screw hole (702), spacing bolt (703) and annular groove (704), all be provided with equidistant circular recess (701) on the outer wall of support main part (1), and be provided with screw hole (702) on the support main part (1) lateral wall of circular recess (701) one side.
6. The spherical support node of steel construction large-span beam of claim 5, characterized in that: an annular groove (704) is formed in the outer wall of the spherical steel block (6) on one side of the threaded hole (702), a limiting bolt (703) is connected to the inner thread of the threaded hole (702), and one end of the limiting bolt (703) extends to the inner portion of the annular groove (704).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022591831.4U CN213868322U (en) | 2020-11-11 | 2020-11-11 | Spherical support joint of steel structure large-span beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022591831.4U CN213868322U (en) | 2020-11-11 | 2020-11-11 | Spherical support joint of steel structure large-span beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213868322U true CN213868322U (en) | 2021-08-03 |
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ID=77054571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022591831.4U Expired - Fee Related CN213868322U (en) | 2020-11-11 | 2020-11-11 | Spherical support joint of steel structure large-span beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213868322U (en) |
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2020
- 2020-11-11 CN CN202022591831.4U patent/CN213868322U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |