CN215483891U - Shock attenuation connecting device - Google Patents
Shock attenuation connecting device Download PDFInfo
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- CN215483891U CN215483891U CN202121647172.XU CN202121647172U CN215483891U CN 215483891 U CN215483891 U CN 215483891U CN 202121647172 U CN202121647172 U CN 202121647172U CN 215483891 U CN215483891 U CN 215483891U
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Abstract
The utility model discloses a damping connecting device, and relates to the field of constructional engineering. The telescopic node device arranged on the connecting rod of the ring beam structure and the curtain wall is easy to generate plastic deformation, so that the ring beam structure is damaged. The combined type curtain wall connecting rod comprises a bearing beam, the bearing beam comprises a positioning rod, and at least one damping connecting piece is arranged along the radial direction of the bearing beam, a check ring is arranged on the outer wall of a sliding sleeve I of the damping connecting piece along the radial direction, a compression spring is sleeved on the outer wall of the sliding sleeve I and embedded into a first annular groove of a combined sleeve, an end face baffle is sleeved on the outer wall of the sliding sleeve I and connected to the end part of an outer sleeve, the compression spring I is located in an annular cavity formed by the enclosing of the sliding sleeve I and the outer sleeve, a compression spring II is arranged in an inner cavity of the sliding sleeve I along the axis of the sliding sleeve I, two ends of the compression spring respectively abut against the sliding sleeve I and the inner sleeve, the end part of the combined sleeve is connected with a curtain wall connecting rod, and when the damping connecting piece is in a pulled or pressed state, a certain displacement range is provided for the radial degree of freedom of a ring beam structure.
Description
Technical Field
The utility model relates to the technical field of damping node design of constructional engineering, in particular to a damping connecting device.
Background
At present, recoverable functional structure systems in the building industry are increasingly prevalent, elastic/plastic energy consumption under the action of an earthquake is realized by the design of energy consumption components/nodes, and the energy consumption components/nodes can be conveniently replaced after being damaged under the action of a strong earthquake, so that the earthquake resistance of the building structure can be always kept without loss on the basis of the replaceable energy consumption components/nodes.
The ring beam structure is generally applied to a curtain wall supporting system of a super high-rise building, is used for providing horizontal and vertical supports for a curtain wall, ensures that the curtain wall can keep a stable state under horizontal wind load and vertical dead load, and needs to ensure that the ring beam structure has certain deformation allowance due to the high flexibility characteristic of the curtain wall, and realizes self-adaptive deformation of the curtain wall and the ring beam structure under the action of external load.
The prior technical scheme is that a telescopic node device is arranged on a connecting rod of a curtain wall and a ring beam structure, and all-welded rigid connection modes are adopted among all sections of the ring beam structure. Under the condition, the ring beam structure generates integral rigid displacement under the action of the curtain wall, and generates larger secondary internal force when the ring beam structure is restrained greatly, and even generates unrecoverable plastic deformation under the action of an earthquake; moreover, since the curtain wall has the characteristics of large partial displacement and small partial displacement under the action of external wind load, the curtain wall also has long-term influence on local deformation imbalance of the ring beam structure, and the damage of the ring beam structure is basically irreparable from the viewpoint of design of a recoverable functional structural system.
Disclosure of Invention
The telescopic node device is arranged on a connecting rod between a ring beam structure and a curtain wall which are rigidly connected at present, and is easy to generate plastic deformation under the action of large external force, so that the problem of irreparable damage to the ring beam structure is solved. The utility model aims to provide a damping connecting device.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a kind of shock attenuation junction device, it includes a bearing beam at least, the said bearing beam includes the locating lever, and at least one shock attenuation link that sets up radially along the said locating lever, the said shock attenuation link is connected with curtain wall tie rod, the said locating lever is connected with vertical component;
the shock absorption connecting piece comprises a first sliding sleeve, a combined sleeve, a first compression spring, a second compression spring and an end face baffle, the combined sleeve is formed by connecting an inner sleeve and an outer sleeve which are coaxial and arranged at intervals into a whole, an annular groove I is formed between the inner sleeve and the outer sleeve, the outer wall of one end of the sliding sleeve I, which is far away from the positioning rod, is provided with an annular retainer ring along the radial direction, the compression springs are sleeved on the outer wall of the sliding sleeve I and are all embedded in the annular groove I of the combined sleeve, the end face baffle is sleeved on the outer wall of the sliding sleeve I and connected with the end part of the outer sleeve, so that the compression spring I is positioned in an annular cavity formed by enclosing the sliding sleeve I, the retainer ring, the outer sleeve and the end face baffle, the compression spring II is arranged in an inner cavity of the sliding sleeve along an axis of the sliding sleeve, two ends of the compression spring II are respectively abutted against the sliding sleeve I and the inner sleeve, and one end of the combined sleeve, which is far away from the positioning rod, is connected with the curtain wall connecting rod;
when the shock absorption connecting piece is in a tensioned state, the first compression spring is compressed, and the second compression spring is relaxed.
The utility model discloses a damping connecting device, which at least comprises a bearing beam, wherein the bearing beam comprises a positioning rod and at least one damping connecting piece arranged along the radial direction of the positioning rod, the damping connecting piece comprises a first sliding sleeve, a first combined sleeve, a first compression spring, a second compression spring and an end face baffle, wherein the outer wall of the first sliding sleeve, which is far away from one end of the positioning rod, is provided with an annular check ring along the radial direction; when the shock absorption connecting piece is in a pulled or pressed state, the deformation in the horizontal direction is restrained by utilizing two compression springs in the shock absorption connecting piece, a certain displacement range is provided for the radial degree of freedom of the ring beam structure, the ring beam structure can freely deform along the radial direction under the action of an earthquake, so that a large amount of earthquake energy is dissipated, the requirement of difference deformation of the ring beam structure can be met, the pulling and pressing deformation of the curtain wall connecting rod can be effectively limited, in addition, the arrangement of the shock absorption connecting device also provides enough restraining supporting force for the horizontal load borne on the ring beam structure, the unrecoverable larger deformation of the ring beam structure is avoided, in addition, the shock absorption connecting device is convenient to replace, and the shock resistance of the curtain wall can not be lost after the replacement; in summary, because the shock absorption connecting device has the characteristics of self-adaptive deformation and replaceability, the energy consumption of the ring beam structure under the action of an earthquake can be transferred to the shock absorption connecting device, the shock resistance of the ring beam structure is greatly improved, and the unrecoverable damage of the ring beam structure under the action of a strong earthquake is avoided.
Furthermore, the sliding sleeve further comprises a first friction plate and an annular cover plate, the first friction plate is arranged on the side wall of the inner cavity of the sliding sleeve, one end of the first friction plate abuts against the bottom of the sliding sleeve, the other end of the first friction plate extends to the end face of the sliding sleeve, and the annular cover plate is sleeved on the inner sleeve and connected to the end face of the sliding sleeve.
Furthermore, the end, close to the curtain connecting rod, of the combined sleeve is further connected with a first clamping groove, the inner diameter of the first clamping groove is matched with the outer diameter of the end portion of the curtain connecting rod, and therefore the curtain connecting rod can be buckled in the clamping groove and connected.
Furthermore, the bottom of the inner cavity of the sliding sleeve is also provided with a first backing plate.
The damping connecting piece is characterized by further comprising a vertically arranged elastic connecting piece, the elastic connecting piece comprises a second sliding sleeve, a second first spring, a second spring and an annular end plate, a second annular groove is further formed between the positioning rod of the bearing beam and the damping connecting piece, an annular stop block is arranged on the outer wall of one end of the second sliding sleeve, the first spring is sleeved on the outer wall of the second sliding sleeve and embedded in an inner cavity of the second annular groove, the annular end plate is sleeved on the outer wall of the sliding sleeve and connected with the first sliding sleeve, so that the first spring is positioned in an annular cavity formed by enclosing the second sliding sleeve, the stop block, the first sliding sleeve and the annular end plate, the second spring is arranged in the inner cavity of the first sliding sleeve along the second axial line of the sliding sleeve, two ends of the second spring respectively abut against the second sliding sleeve and the positioning rod, and the other end of the second sliding sleeve is coaxially connected with the vertical component;
when the elastic connector is in a tensioned state, the first spring is compressed and the second spring is relaxed, and when the elastic connector is in a stressed state, the second spring is compressed and the first spring is relaxed, thereby providing elastic restraint of vertical relative movement for the vertical members.
Furthermore, the elastic connecting piece further comprises a friction plate II and an annular cover plate I, the friction plate II is arranged on the side wall of the inner cavity of the sliding sleeve II, one end of the friction plate II is abutted to the bottom of the sliding sleeve II, the other end of the friction plate II extends to the two end faces of the sliding sleeve, and the annular cover plate I is sleeved on the positioning rod and connected to the two end faces of the sliding sleeve.
Furthermore, the other end of the positioning rod is further connected with a second clamping groove, the inner diameter of the second clamping groove is matched with the outer diameter of the vertical component located on the other side of the positioning rod, and the vertical component on the other side can be buckled in the second clamping groove and connected with the second clamping groove.
Further, no backing plate II is arranged at the bottom of the inner cavity of the second sliding sleeve.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a shock-absorbing connecting device according to the present invention;
fig. 2 is a sectional view a-a of fig. 1.
The numbers in the figures are as follows:
a curtain wall connecting rod 1; a column 2;
a positioning rod 10; a second clamping groove 11; a shock absorbing connector 20; a first sliding sleeve 21; a retainer ring 22; a combination sleeve 24; an inner sleeve 241; an outer sleeve 242; a first card slot 243; an end face baffle 25; a first compression spring 26; a second compression spring 27; a first backing plate 28; a friction plate I29;
an elastic connecting member 30; a second sliding sleeve 31; a stopper 32; a first spring 33; an annular end plate 34; a second spring 35; a second friction plate 36; and a second backing plate 37.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific examples. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this is not a limitation of the technical solution of the present invention.
Example 1
In this embodiment, the connection between the ring beam structure and the curtain wall in the curtain wall engineering is taken as an example, and the following description is made with reference to fig. 1 and 2 to describe the damping connection device of the present invention, which at least includes a support beam, the support beam includes a positioning rod 10 and two damping connection pieces 20 arranged along the radial direction of the positioning rod 10, the damping connection pieces 20 are connected with the curtain wall connection rod 1, and the positioning rod 10 is connected with the upright post 2;
the damping connecting piece 20 comprises a first sliding sleeve 21, a combined sleeve 24, a first compression spring 26, a second compression spring 27 and an end face baffle 25, wherein the combined sleeve 24 is formed by connecting an inner sleeve 241 and an outer sleeve 242 which are coaxially and alternately arranged into a whole, an annular groove I is formed between the inner sleeve 241 and the outer sleeve 242, an annular retaining ring 22 is radially arranged on the outer wall of one end of the first sliding sleeve 21 away from the positioning rod 10, the first compression spring 26 is sleeved on the outer wall of the first sliding sleeve 21 and is embedded into the annular groove I of the combined sleeve 24, the end face baffle 25 is sleeved on the outer wall of the first sliding sleeve 21 and is connected with the end part of the outer sleeve 242, so that the first compression spring 26 is positioned in an annular cavity formed by enclosing the first sliding sleeve 21, the retaining ring 22, the outer sleeve 242 and the end face baffle 25, the second compression spring 27 is arranged in the inner cavity along the axis of the first sliding sleeve 21, and two ends of the second compression spring 27 are respectively abutted against the first sliding sleeve 21 and the inner sleeve 241, one end of the combined sleeve 24, which is far away from the positioning rod 10, is connected with the curtain wall connecting rod 1 in a welding mode or in a bolt mode;
when the shock absorption connecting rod 20 is in a tension state, the first compression spring 26 is compressed, and the second compression spring 27 is relaxed, and when the shock absorption connecting rod 20 is in a compression state, the second compression spring 27 is compressed, and the second compression spring 27 is relaxed, so that elastic restraint of radial relative movement is provided for the curtain wall connecting rod 1.
The utility model relates to a damping connecting device, which at least comprises a bearing beam, wherein the bearing beam comprises a positioning rod 10 and at least one damping connecting piece 20 arranged along the radial direction of the positioning rod 10, the damping connecting piece 20 comprises a sliding sleeve I21, a combined sleeve 24, a compression spring I26, a compression spring II 27 and an end face baffle plate 25, an annular check ring 22 is arranged on the outer wall of one end of the sliding sleeve I21 far away from the positioning rod 10 along the radial direction, the compression spring I26 is sleeved on the outer wall of the sliding sleeve I21 and embedded into an annular groove I of the combined sleeve 24, the end face baffle plate 25 is sleeved on the outer wall of the sliding sleeve I21 and connected with the end part of an outer sleeve 242 of the combined sleeve 24, so that the compression spring I26 is positioned in an annular cavity formed by enclosing the sliding sleeve I21, the check ring 22, the outer sleeve 242 and the end face baffle plate 25, the compression spring II 27 is arranged in the inner cavity of the sliding sleeve I21 along the axis of the sliding sleeve I21, and two ends of the compression spring II 27 are respectively abutted against the sliding sleeve 21 and the inner sleeve 241, the end part of the combined sleeve 24 is connected with the curtain wall connecting rod 1; when the shock absorption connecting piece 20 is in a pulled or pressed state, the deformation in the horizontal direction is restrained by utilizing two compression springs in the shock absorption connecting piece 20, a certain displacement range is provided for the radial degree of freedom of the ring beam structure, the ring beam structure can freely deform along the radial direction under the action of an earthquake, so that a large amount of earthquake energy is dissipated, the requirement of the difference deformation of the ring beam structure can be met, the pulling and pressing deformation of the curtain wall connecting rod 1 can be effectively limited, in addition, the shock absorption connecting device also provides enough restraining supporting force for the horizontal load borne on the ring beam structure, the unrecoverable larger deformation of the ring beam structure is avoided, in addition, the shock absorption connecting device is convenient to replace, and the shock resistance of the curtain wall cannot be lost after the replacement; in conclusion, the shock absorption connecting device has the characteristics of self-adaptive deformation and replaceability, energy consumption of the ring beam structure under the action of an earthquake can be transferred to the shock absorption connecting device, the shock resistance of the ring beam structure is greatly improved, and the ring beam structure is prevented from being irrecoverable under the action of a strong earthquake, so that the shock absorption connecting device has excellent economic and social benefits.
As shown in fig. 1, the shock-absorbing connector 20 further includes a friction plate 29 and an annular cover plate, the friction plate 29 is disposed on the sidewall of the inner cavity of the sliding sleeve 21, one end of the friction plate 29 abuts against the bottom of the sliding sleeve 21, the other end of the friction plate 29 extends to the end surface of the sliding sleeve 21, the annular cover plate is sleeved on the inner sleeve 241 and connected to the end surface of the sliding sleeve 21, the friction plate 29 is used for providing a certain friction force, and the annular cover plate is used for fixing the friction plate 29. In this embodiment, the annular cover plate is connected to the end face of the first sliding sleeve 21 through a screw, and of course, other fixing connection modes may be adopted, which is not limited herein.
Referring to fig. 1, one end of the combination sleeve 24 close to the curtain wall connecting rod 1 is further connected with a first clamping groove 243, and an inner diameter of the first clamping groove 243 is matched with an outer diameter of an end of the curtain wall connecting rod 1, so that the curtain wall connecting rod 1 can be fastened in the clamping groove and connected through bolts or welding, and the curtain wall connecting rod 1 is connected to the damping connecting device.
In the above fig. 1, the first backing plate 28 is further disposed at the bottom of the inner cavity of the first sliding sleeve 21, and one end of the second compression spring 27 abuts against the first backing plate 28 to play a role in buffering.
Example 2
With continuing reference to fig. 1 and fig. 2, the shock-absorbing connecting device of the present invention further includes a vertically disposed elastic connecting member 30, the elastic connecting member 30 includes a second sliding sleeve 31, a first spring 33, a second spring 35 and an annular end plate 34, a second annular groove is further disposed between the positioning rod 10 of the support beam and the shock-absorbing connecting member 20, an annular stopper 32 is disposed on an outer wall of one end of the second sliding sleeve 31, the first spring 33 is sleeved on an outer wall of the second sliding sleeve 31 and is embedded in an inner cavity of the second annular groove, the annular end plate 34 is sleeved on an outer wall of the second sliding sleeve 31 and is connected to the first sliding sleeve 21, the first spring 33 is positioned in an annular cavity formed by enclosing the second sliding sleeve 31, the stop 32, the first sliding sleeve 21 and the annular end plate 34, the second spring 35 is arranged in the inner cavity of the second sliding sleeve 31 along the axis of the second sliding sleeve 31, two ends of the second spring 35 respectively abut against the second sliding sleeve 31 and the positioning rod 10, and the other end of the second sliding sleeve 31 is coaxially connected with the upright post 2;
when the elastic connection 30 is in tension, the first spring 33 is compressed and the second spring 35 is relaxed, and when the elastic connection 30 is in compression, the second spring 35 is compressed and the first spring 33 is relaxed, thereby providing the elastic restraint of the vertical relative movement for the upright 2.
This embodiment utilizes two springs to retrain vertical deformation respectively in the elastic connecting piece 30, provides certain displacement scope for stand 2 along vertical degree of freedom, can carry out effectual restriction to drawing, pressing of stand 2 and warp, provides vertical power consumption ability for stand 2, in addition, provides sufficient restraint holding power for the vertical load on stand 2.
As shown in fig. 1, the elastic connection member 30 further includes a second friction plate 36 and a first annular cover plate, the second friction plate 36 is disposed on the sidewall of the inner cavity of the second sliding sleeve 31, one end of the second friction plate 36 abuts against the bottom of the second sliding sleeve 31, and the other end extends to the end surface of the second sliding sleeve 31, the first annular cover plate is sleeved on the positioning rod 10 and connected to the end surface of the second sliding sleeve 31, in this embodiment, the first annular cover plate is connected to the end surface of the second sliding sleeve 31 through a screw, and of course, other fixing connection manners may be adopted, which is not limited herein.
Referring to fig. 1, the other end of the positioning rod 10 is further connected to a second clamping groove 11, and an inner diameter of the second clamping groove 11 is matched with an outer diameter of the upright post 2 located on the other side of the positioning rod 10, so that the upright post 2 on the other side can be fastened in the second clamping groove 11 and welded or bolted, and the upright post 2 is connected to the elastic connecting member 30.
In this embodiment, the second backing plate 37 is not yet arranged at the bottom of the inner cavity of the second sliding sleeve 31, and one end of the second spring 35 abuts against the second backing plate 37, so that the buffering effect is achieved.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (8)
1. A shock attenuation connecting device which characterized in that: the curtain wall connecting rod comprises at least one supporting beam, wherein the supporting beam comprises a positioning rod and at least one damping connecting piece arranged along the radial direction of the positioning rod, the damping connecting piece is connected with the curtain wall connecting rod, and the positioning rod is connected with a vertical component;
the shock absorption connecting piece comprises a first sliding sleeve, a combined sleeve, a first compression spring, a second compression spring and an end face baffle, the combined sleeve is formed by connecting an inner sleeve and an outer sleeve which are coaxial and arranged at intervals into a whole, an annular groove I is formed between the inner sleeve and the outer sleeve, the outer wall of one end of the sliding sleeve I, which is far away from the positioning rod, is provided with an annular retainer ring along the radial direction, the compression springs are sleeved on the outer wall of the sliding sleeve I and are all embedded in the annular groove I of the combined sleeve, the end face baffle is sleeved on the outer wall of the sliding sleeve I and connected with the end part of the outer sleeve, so that the compression spring I is positioned in an annular cavity formed by enclosing the sliding sleeve I, the retainer ring, the outer sleeve and the end face baffle, the compression spring II is arranged in an inner cavity of the sliding sleeve along an axis of the sliding sleeve, two ends of the compression spring II are respectively abutted against the sliding sleeve I and the inner sleeve, and one end of the combined sleeve, which is far away from the positioning rod, is connected with the curtain wall connecting rod;
when the shock absorption connecting piece is in a tensioned state, the first compression spring is compressed, and the second compression spring is relaxed.
2. The shock absorbing coupling device of claim 1, wherein: the sliding sleeve further comprises a first friction plate and an annular cover plate, the first friction plate is arranged on the side wall of an inner cavity of the sliding sleeve, one end of the first friction plate abuts against the bottom of the sliding sleeve, the other end of the first friction plate extends to the end face of the sliding sleeve, and the annular cover plate is sleeved on the inner sleeve and connected to the end face of the sliding sleeve.
3. The shock absorbing coupling device of claim 1, wherein: the curtain wall connecting rod structure is characterized in that one end, close to the curtain wall connecting rod, of the combined sleeve is further connected with a first clamping groove, and the inner diameter of the first clamping groove is matched with the outer diameter of the end portion of the curtain wall connecting rod, so that the curtain wall connecting rod can be buckled in the first clamping groove and connected with the first clamping groove.
4. The shock absorbing coupling device of claim 1, wherein: the bottom of the inner cavity of the sliding sleeve I is also provided with a first backing plate.
5. The shock absorbing attachment as set forth in any one of claims 1 to 4, wherein: the damping support beam further comprises an elastic connecting piece which is vertically arranged, the elastic connecting piece comprises a second sliding sleeve, a first spring, a second spring and an annular end plate, a second annular groove is further formed between the positioning rod of the support beam and the damping connecting piece, an annular stop block is arranged on the outer wall of one end of the second sliding sleeve, the first spring is sleeved on the outer wall of the second sliding sleeve and embedded in an inner cavity of the second annular groove, the annular end plate is sleeved on the outer wall of the sliding sleeve and connected with the first sliding sleeve, the first spring is located in an annular cavity formed by the second sliding sleeve, the stop block, the first sliding sleeve and the annular end plate in a surrounding mode, the second spring is arranged in the inner cavity of the first sliding sleeve along the second axial line of the sliding sleeve, two ends of the second spring respectively abut against the second sliding sleeve and the positioning rod, and the other end of the second sliding sleeve is coaxially connected with a vertical component;
when the elastic connector is in a tensioned state, the first spring is compressed and the second spring is relaxed, and when the elastic connector is in a stressed state, the second spring is compressed and the first spring is relaxed, thereby providing elastic restraint of vertical relative movement for the vertical members.
6. The shock absorbing coupling device of claim 5, wherein: the elastic connecting piece further comprises a friction plate II and an annular cover plate I, the friction plate II is arranged on the side wall of the inner cavity of the sliding sleeve II, one end of the friction plate II is abutted to the bottom of the sliding sleeve II, the other end of the friction plate II extends to the two end faces of the sliding sleeve, and the annular cover plate I is sleeved on the positioning rod and connected to the two end faces of the sliding sleeve.
7. The shock absorbing coupling device of claim 5, wherein: the other end of the positioning rod is further connected with a second clamping groove, the inner diameter of the second clamping groove is matched with the outer diameter of the vertical component located on the other side of the positioning rod, and the vertical component on the other side can be buckled in the second clamping groove and connected with the second clamping groove.
8. The shock absorbing coupling device of claim 5, wherein: and a second backing plate is not arranged at the bottom of the inner cavity of the second sliding sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121647172.XU CN215483891U (en) | 2021-07-20 | 2021-07-20 | Shock attenuation connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121647172.XU CN215483891U (en) | 2021-07-20 | 2021-07-20 | Shock attenuation connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215483891U true CN215483891U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121647172.XU Active CN215483891U (en) | 2021-07-20 | 2021-07-20 | Shock attenuation connecting device |
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|---|---|
| CN (1) | CN215483891U (en) |
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2021
- 2021-07-20 CN CN202121647172.XU patent/CN215483891U/en active Active
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