CN210658714U - Anti-seismic support suitable for large-span steel structure - Google Patents
Anti-seismic support suitable for large-span steel structure Download PDFInfo
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- CN210658714U CN210658714U CN201921496850.XU CN201921496850U CN210658714U CN 210658714 U CN210658714 U CN 210658714U CN 201921496850 U CN201921496850 U CN 201921496850U CN 210658714 U CN210658714 U CN 210658714U
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Abstract
The utility model relates to an antidetonation support suitable for large-span steel construction, it includes the steel sheet fixed box that can reserve with the large-span steel construction capital, set up and the box cavity in base, can with the fixed upper cover of tip of large-span steel construction truss, the upper cover is located the cavity of base, be provided with the ball core between the bottom of upper cover and the contact surface of base, the vertical decurrent arc of arc mouth is personally submitted with the contact of upper cover bottom to the ball core, the bottom of base is provided with the cavity groove, the middle part of the bottom of box cavity is provided with universal groove, the inside joint in universal groove has the universal ball with universal groove looks adaptation, one side that universal groove was kept away from to universal ball is provided with shock sleeve, shock sleeve is located the cavity inslot. The utility model discloses have the vertical pressure that makes the support can effectively disperse the large-span steel construction and produce, strengthen vertical braces to improve shock resistance's effect.
Description
Technical Field
The utility model belongs to the technical field of the technique of building support and specifically relates to an antidetonation support suitable for large-span steel construction is related to.
Background
At present, the large-span steel structure is mainly used for movie theaters, gymnasiums, exhibition halls, large halls, airport waiting halls and other large public buildings in civil buildings; the large-span steel structure has high installation mechanization degree, higher installation cost and higher requirement on the shock resistance. In the process of building a large-span steel structure, the support is used as a connecting member of an upper structure and a lower structure, so that the shock resistance of the whole steel structure can be effectively improved.
The traditional Chinese patent with publication number CN202469391U discloses a simple sliding plate support for a steel structure, which comprises a stainless steel plate fixed on the lower side of an equipment bottom plate and a polytetrafluoroethylene sliding plate fixed on the upper side of a supporting top plate, wherein fixing rings fixed with the polytetrafluoroethylene sliding plate are arranged around the polytetrafluoroethylene sliding plate.
The above prior art solutions have the following drawbacks: the simple sliding plate support for the steel structure has the advantages that due to the unreasonable structural design, the horizontal displacement of the steel structure is quite limited, and particularly a large-span steel structure is realized; when an earthquake occurs, the support can not effectively disperse the vertical pressure generated by the large-span steel structure, and the earthquake-resistant effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an antidetonation support suitable for large-span steel construction has the vertical pressure that makes the support can effectively disperse the large-span steel construction and produce, strengthens vertical braces to improve shock resistance's effect.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an antidetonation support suitable for large-span steel construction, includes can with the fixed box of steel sheet that large-span steel construction capital reserved, set up and the box cavity in the base, can with the upper cover of the end fixing of large-span steel construction truss, the upper cover is located the cavity of base, be provided with the ball core between the bottom of upper cover and the contact surface of base, the contact surface of ball core and upper cover bottom is personally submitted the vertical decurrent arc of arc mouth, the bottom of base is provided with the cavity groove, the middle part of the bottom of box inner chamber is provided with universal groove, the inside joint of universal groove has the universal ball with universal groove looks adaptation, one side that universal groove was kept away from to universal ball is provided with shock attenuation sleeve, shock attenuation sleeve is located the cavity inslot.
By adopting the technical scheme, when the vibration occurs, the upper cover is in contact with the ball core to transmit vertical pressure, the ball core is arranged to be in an arc-shaped structure, the vertical pressure applied to the ball core is reduced, meanwhile, the upper cover can generate a certain turning angle through the arc surface of the ball core, and the pressure generated in the vertical direction is effectively dispersed; through setting up universal groove, under the effect of universal ball, enable damping sleeve horizontal hunting for the earthquake has vertical supporting role to the base all the time at the in-process of horizontal rocking, and is effectual vertically to the shock attenuation.
The utility model discloses further set up to: and tetrafluoro plates are arranged between the ball core and the upper cover and between the ball core and the contact surface of the base.
Through adopting above-mentioned technical scheme, the tetrafluoro plate can play good cushioning effect, reduces the vertical pressure that ball core and base received, prolongs the life of ball core.
The utility model discloses further set up to: two symmetrical chutes are formed in the middle of the inner side wall of the damping sleeve, a movable plate is arranged in the damping sleeve, and two opposite sides of the inner side wall of the damping sleeve, close to the movable plate, are provided with sliders, the sliders are connected with the chutes in a sliding manner, a spring is arranged in the damping sleeve, one end of the spring is fixedly connected with the bottom end of the movable plate, one end, away from the movable plate, of the spring is fixed to the bottom of the inner wall of the damping sleeve, a supporting rod is arranged in the middle of the top end of the movable plate, one end, away from the movable plate, of the supporting rod penetrates through the top end of the damping sleeve and extends to the top of the.
Through adopting above-mentioned technical scheme, under the effect of spout and slider, can make powerful spring shrink in order to absorb the vertical shaking force that receives of base.
The utility model discloses further set up to: the inner top wall and the inner bottom wall of the sliding groove are respectively provided with an anti-collision block, and the horizontal length of the anti-collision block is equal to that of the sliding groove.
Through adopting above-mentioned technical scheme, set up the anticollision piece, effectual buffering slider striking spout's interior roof and interior bottom wall effectively reduce spout or slider damage.
The utility model discloses further set up to: the top end of the damping sleeve is provided with a cushion pad, and a through hole for the supporting rod to pass through is formed in the cushion pad.
Through adopting above-mentioned technical scheme, being provided with of blotter does benefit to the protection to the shock attenuation sleeve, and the effectual bottom striking shock attenuation sleeve's that prevents the base top causes the damage of shock attenuation sleeve.
The utility model discloses further set up to: the cavity inslot relative both ends are provided with the ejector pin respectively, the one end of ejector pin and box inner chamber's bottom fixed connection, the other end of ejector pin is provided with the diaphragm, one side that the ejector pin was kept away from to the diaphragm is provided with elastic steel plate, elastic steel plate be semicircle form, elastic steel plate's arc mouth is vertical downwards, one side that elastic steel plate kept away from the diaphragm and the top looks butt in cavity groove.
Through adopting above-mentioned technical scheme, under the effect of diaphragm, when rocking about the base, the elastic deformation of elastic steel plate makes the inside wall of elastic steel plate butt cavity groove absorb horizontal shaking force.
The utility model discloses further set up to: and an elastic part is arranged between the outer side wall of the base and the inner side wall of the box body.
Through adopting above-mentioned technical scheme, the setting up of elastic component makes the relative box of base possess certain horizontal displacement ability, and the support can effectively disperse the transverse pressure that the large-span steel construction produced, and the antidetonation effect is obvious.
The utility model discloses further set up to: the two opposite ends of the top of the upper cover are provided with connecting holes, and the connecting holes are used for being fixed with the end parts of the large-span steel structure truss.
By adopting the technical scheme, the upper cover and the truss are conveniently and fixedly connected through the connecting holes, so that the truss is fixed on the anti-seismic support.
To sum up, the utility model discloses a beneficial technological effect does:
1. the arrangement of the ball core effectively disperses the pressure generated in the vertical direction; the universal ball and the damping sleeve are arranged, so that the damping sleeve always has a vertical supporting effect on the base in the process of shaking left and right of an earthquake, and longitudinal damping is effectively performed;
2. when the base swings left and right, the elastic steel plate elastically deforms, and the elastic steel plate abuts against the inner side wall of the cavity groove to absorb horizontal vibration force;
3. the setting up of elastic component makes the support can effectively disperse the transverse pressure that the large-span steel construction produced, and the antidetonation effect is obvious.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic sectional structure view of fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
In the figure, 1, a box body; 11. a clamping block; 12. an elastic member; 13. a universal slot; 2. a base; 21. a cavity groove; 3. an upper cover; 31. connecting holes; 4. a buffer assembly; 41. a top rod; 42. a transverse plate; 43. an elastic steel plate; 5. a shock-absorbing sleeve; 51. a support bar; 52. a chute; 53. a movable plate; 54. a slider; 55. an anti-collision block; 56. a spring; 57. a cushion pad; 6. a universal ball; 7. a ball core; 8. and (4) a tetrafluoro plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, for the utility model discloses an anti-seismic support suitable for a large-span steel structure, including box 1, base 2 and upper cover 3, box 1 is used for fixing with the steel sheet that the column top of large-span steel structure reserved mutually, box 1 is hollow cylinder cavity, base 2 is located the cavity of box 1, is provided with fixture block 11 on the inner wall of box 1, fixture block 11 joint base 2, improves the firmness of base 2 in box 1; a plurality of elastic pieces 12 are arranged between the base 2 and the box body 1, the elastic pieces 12 are strong springs, one ends of the strong springs are fixedly connected with the outer side wall of the base 2, and the other ends of the strong springs are fixed with the inner side wall of the box body 1. Base 2 is hollow cavity, has placed upper cover 3 in base 2's the cavity, and on the top of upper cover 3 extended to base 2's top, and the relative both ends in top of upper cover 3 were provided with the connecting hole 31 that is used for with the tip looks fixed of large-span steel construction truss.
As shown in fig. 2, the bottom of the base 2 is provided with a cavity groove 21, the opening of the cavity groove 21 is vertically downward, the two opposite ends of the cavity groove 21 are provided with buffer assemblies 4, each buffer assembly 4 comprises a push rod 41, a transverse plate 42 arranged on the top end of the push rod 41 and an elastic steel plate 43 arranged on the top end of the transverse plate 42, one end of the push rod 41 far away from the transverse plate 42 is fixed with the bottom of the inner cavity of the box body 1, each elastic steel plate 43 is semicircular, the middle protruding part of each elastic steel plate 43 is abutted to one side of the cavity groove 21 far away from the notch, and the two ends of each elastic steel plate 43 are recessed and abutted to. Accordingly, when the base 2 is swung left and right, the elastic steel plate 43 is elastically deformed, and the elastic steel plate 43 abuts against the inner side wall of the cavity groove 21 to absorb the horizontal vibration force.
As shown in fig. 2 and 3, a damping sleeve 5 is arranged between the two buffering assemblies 4 in the cavity groove 21, one end of the damping sleeve 5, which is close to the bottom of the inner cavity of the box body 1, is provided with a universal ball 6, the middle part of the bottom end of the inner cavity of the box body 1 is provided with a universal groove 13, and the universal ball 6 is connected in the universal groove 13 in a clamping manner. A support rod 51 is connected in the damping sleeve 5 in a sliding manner, and one end of the support rod 51 far away from the damping sleeve 5 is abutted against the top of the cavity groove 21. From this, under the effect of universal ball 6, can make damping sleeve 5 horizontal hunting, cause bracing piece 51 to receive base 2's effort when effectually preventing base 2 horizontal hunting, and lead to bracing piece 51 to bend for damping sleeve 5 can not carry out vertical shock attenuation to the truss on the upper cover 3.
As shown in fig. 2 and 3, two symmetrical sliding grooves 52 are formed in the middle of the inner side wall of the damping sleeve 5, a movable plate 53 is arranged in the damping sleeve 5, and sliding blocks 54 are arranged on two opposite sides of the movable plate 53 close to the inner side wall of the damping sleeve 5, and the sliding blocks 54 are connected with the sliding grooves 52 in a sliding manner; the inner top wall and the inner bottom wall of the chute 52 are respectively provided with a crash block 55, and the horizontal length of the crash block 55 is equal to the horizontal length of the chute. The anti-collision block 55 effectively buffers the sliding block 54 from colliding with the inner top wall and the inner bottom wall of the sliding groove 52, and effectively reduces the damage to the sliding groove 52 or the sliding block 54.
As shown in fig. 2 and 3, a spring 56 is disposed in the damping sleeve 5, one end of the spring 56 is fixedly connected to the bottom end of the movable plate 53, one end of the spring 56 away from the movable plate 53 is fixed to the bottom of the inner wall of the damping sleeve 5, and the middle of the top end of the movable plate 53 is fixedly connected to the supporting rod 51. The top end of shock attenuation sleeve 5 is provided with blotter 57, is provided with the through-hole that supplies bracing piece 51 to pass on the blotter 57, and blotter 57 is effectual prevents the top of base 2's bottom striking shock attenuation sleeve 5.
As shown in fig. 2 and 3, a ball core 7 is arranged between the bottom of the upper cover 3 and the base 2, and the contact surface between the ball core 7 and the bottom of the upper cover 3 is in the shape of a circular arc with an arc opening facing vertically downwards. And tetrafluoro plates 8 are arranged between the ball core 7 and the upper cover 3 and between the ball core 7 and the base 2. The tetrafluoro plate 8 can reduce the vertical pressure on the ball core 7 and the base 2, and prolong the service life of the ball core 7.
The implementation principle of the embodiment is as follows: when vibration occurs, the upper cover 3 is in contact with the ball core 7 to transfer vertical pressure, the ball core 7 is arranged to be of an arc-shaped structure, the vertical pressure applied to the ball core 7 is reduced, the upper cover 3 can generate a certain rotation angle through the arc surface of the ball core 7, and the pressure generated in the vertical direction is effectively dispersed; buffer unit 4 makes the inside wall of elastic steel plate 43 butt cavity groove 21 absorb horizontal shock power simultaneously, and universal ball 6 enables damping sleeve 5 horizontal hunting for the earthquake has vertical supporting role to the base all the time at the in-process of horizontal hunting, and is effectual to vertically carrying out the shock attenuation.
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 (8)
1. The utility model provides an antidetonation support suitable for large-span steel construction, including can with fixed box (1) of steel sheet that large-span steel construction capital reserved, set up with base (2) in box (1) cavity, can with the fixed upper cover (3) of tip of large-span steel construction truss, upper cover (3) are located the cavity of base (2), its characterized in that: be provided with ball core (7) between the bottom of upper cover (3) and the contact surface of base (2), ball core (7) are personally submitted the vertical decurrent arc of arc mouth with the contact surface of upper cover (3) bottom, the bottom of base (2) is provided with cavity groove (21), the middle part of the bottom of box (1) inner chamber is provided with universal groove (13), the inside joint of universal groove (13) has universal ball (6) with universal groove (13) looks adaptation, one side that universal groove (13) were kept away from in universal ball (6) is provided with shock attenuation sleeve (5), shock attenuation sleeve (5) are located cavity groove (21).
2. An earthquake-proof support suitable for large-span steel structures according to claim 1, characterized in that: and tetrafluoro plates (8) are arranged between the contact surfaces of the ball core (7) and the upper cover (3) and between the ball core (7) and the base (2).
3. An earthquake-proof support suitable for large-span steel structures according to claim 1, characterized in that: the middle part of the inner side wall of the damping sleeve (5) is provided with two symmetrical sliding grooves (52), a movable plate (53) is arranged in the damping sleeve (5), and the movable plate (53) is provided with slide blocks (54) close to the two opposite sides of the inner side wall of the damping sleeve (5), the sliding block (54) is connected with the sliding groove (52) in a sliding way, a spring (56) is arranged in the damping sleeve (5), one end of the spring (56) is fixedly connected with the bottom end of the movable plate (53), one end of the spring (56) far away from the movable plate (53) is fixed with the bottom of the inner wall of the damping sleeve (5), a supporting rod (51) is arranged in the middle of the top end of the movable plate (53), one end of the supporting rod (51) far away from the movable plate (53) penetrates through the top end of the damping sleeve (5), and the other end of the supporting rod (51) is abutted against the top end of the cavity groove (21).
4. An earthquake-proof support suitable for large-span steel structures according to claim 3, characterized in that: the inner top wall and the inner bottom wall of the sliding groove (52) are respectively provided with an anti-collision block (55), and the horizontal length of the anti-collision block (55) is equal to that of the sliding groove (52).
5. An earthquake-proof support suitable for large-span steel structures according to claim 4, characterized in that: the top end of the damping sleeve (5) is provided with a cushion pad (57), and the cushion pad (57) is provided with a through hole for the support rod (51) to pass through.
6. An earthquake-proof support suitable for large-span steel structures according to claim 1, characterized in that: relative both ends are provided with ejector pin (41) respectively in cavity groove (21), the one end of ejector pin (41) and the bottom fixed connection of box (1) inner chamber, the other end of ejector pin (41) is provided with diaphragm (42), one side that ejector pin (41) were kept away from in diaphragm (42) is provided with elastic steel plate (43), elastic steel plate (43) be semicircle form, the arc mouth of elastic steel plate (43) is vertical downwards, one side that diaphragm (42) were kept away from in elastic steel plate (43) and the top looks butt of cavity groove (21).
7. An earthquake-proof support suitable for large-span steel structures according to claim 1, characterized in that: an elastic part (12) is arranged between the outer side wall of the base (2) and the inner side wall of the box body (1).
8. An earthquake-proof support suitable for large-span steel structures according to claim 1, characterized in that: both ends that upper cover (3) top is relative all are provided with connecting hole (31), connecting hole (31) are used for fixing mutually with the tip of large-span steel structure truss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496850.XU CN210658714U (en) | 2019-09-09 | 2019-09-09 | Anti-seismic support suitable for large-span steel structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496850.XU CN210658714U (en) | 2019-09-09 | 2019-09-09 | Anti-seismic support suitable for large-span steel structure |
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| Publication Number | Publication Date |
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| CN210658714U true CN210658714U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921496850.XU Active CN210658714U (en) | 2019-09-09 | 2019-09-09 | Anti-seismic support suitable for large-span steel structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910781A (en) * | 2020-09-07 | 2020-11-10 | 溧阳市顺达钢结构有限公司 | Steel structure support for building |
| CN113775169A (en) * | 2021-10-21 | 2021-12-10 | 河北水利电力学院 | Civil engineering antidetonation structure |
-
2019
- 2019-09-09 CN CN201921496850.XU patent/CN210658714U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910781A (en) * | 2020-09-07 | 2020-11-10 | 溧阳市顺达钢结构有限公司 | Steel structure support for building |
| CN113775169A (en) * | 2021-10-21 | 2021-12-10 | 河北水利电力学院 | Civil engineering antidetonation structure |
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