CN210421400U - Assembled frame construction beam column power consumption connecting key - Google Patents
Assembled frame construction beam column power consumption connecting key Download PDFInfo
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- CN210421400U CN210421400U CN201921231909.2U CN201921231909U CN210421400U CN 210421400 U CN210421400 U CN 210421400U CN 201921231909 U CN201921231909 U CN 201921231909U CN 210421400 U CN210421400 U CN 210421400U
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- 239000004567 concrete Substances 0.000 claims abstract description 150
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 97
- 239000010959 steel Substances 0.000 claims abstract description 97
- 238000005265 energy consumption Methods 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims description 4
- 230000006378 damage Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
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- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses an energy-consuming connecting key for a beam column of an assembled frame structure, wherein the end plates comprise a first end plate and a second end plate which are vertically parallel, and the first end plate and the second end plate are respectively detachably fixed on a frame concrete beam and the frame concrete column; the concrete-filled steel tube connecting piece is vertically and fixedly arranged between the first end plate and the second end plate and comprises a first concrete-filled steel tube connecting piece and a second concrete-filled steel tube connecting piece which are vertically arranged in parallel; the web plate is vertically arranged between the first concrete-filled steel tube connecting piece and the second concrete-filled steel tube connecting piece, and the web plate and the end plate of the concrete-filled steel tube connecting piece are vertically welded and fixed; the utility model forms an energy consumption connecting key by arranging two steel tube concrete and web plates between the end plates; the end plates and the steel pipe concrete are combined into a connecting key, so that the sufficient bearing capacity is improved, and the steel pipe concrete has larger plastic deformation and energy consumption performance after yielding; the end plates and the frame concrete beam columns are detachably and fixedly connected, so that the energy-consuming connecting keys are guaranteed to be replaced and repaired in time.
Description
Technical Field
The utility model relates to a civil engineering technical field, in particular to prefabricated assembled frame construction beam column power consumption connecting key.
Background
In the prefabricated reinforced concrete frame structure, the connection part of the prefabricated beam and the column member is called a beam column node, also called a node core area, and is a key part of the main structure for bearing force. The beam column node is in a stress state with the combined action of bending moment, shearing force and axial force in the structure; the main structure of the device is cooperated with all components such as beams, columns and the like to form an integral structure to work together to resist external load and maintain the structural stability and safety. Therefore, the mechanical properties of the beam-column joint directly affect the seismic performance of the whole structure. In order to achieve the structural seismic fortification goal of 'no damage in small earthquake and no fall in large earthquake', beam-column joints need to meet the design principle of 'strong joint and weak member', namely, the bearing capacity of the joints is higher than that of the beam-column members, and meanwhile, the beam-column joints are ensured to have enough strength and rigidity under small earthquake and have larger plastic deformation capacity and energy consumption capacity under large earthquake.
At present, although the dry type connection types of the assembled beam-column nodes are more, the connection performance difference is larger; there are mainly two disadvantages: (1) the bearing capacity and the deformation are difficult to be considered, and the energy consumption capability is insufficient. Under small earthquake, the bearing capacity of the node is an important factor influencing the safety of the structure, and under large earthquake, the deformation capacity of the node after entering a plastic stage becomes a main influencing factor; the existing dry type connection type is difficult to simultaneously consider the bearing capacity and the deformation performance, and simultaneously the energy consumption capacity is relatively low. (2) The problems of repairing and replacing the damage of the node after the earthquake are not considered.
SUMMERY OF THE UTILITY MODEL
To the technical problem who exists among the prior art, the utility model provides a prefabricated assembled frame construction beam column power consumption connecting key to provide sufficient bearing capacity, warp and power consumption ability, solved the node simultaneously and shake the back damage and repair and change the problem.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides an energy-consuming connecting key for a beam column of an assembled frame structure, which comprises end plates, a concrete-filled steel tube connecting piece and a web plate, wherein the end plates comprise a first end plate and a second end plate which are vertically arranged in parallel, the first end plate can be detachably fixed on the frame concrete beam, and the second end plate can be detachably fixed on the frame concrete column; the concrete-filled steel tube connecting piece is vertically and fixedly arranged between the first end plate and the second end plate and comprises a first concrete-filled steel tube connecting piece and a second concrete-filled steel tube connecting piece which are vertically arranged in parallel;
the vertical setting of web is between first concrete filled steel tube connecting piece and second concrete filled steel tube connecting piece, the upper and lower both ends of web respectively with first concrete filled steel tube connecting piece and second concrete filled steel tube connecting piece fixed connection, the both ends respectively with first end plate and the perpendicular fixed connection of second end plate about the web, the middle part of web is provided with middle trompil.
Further, still include a plurality of fixing bolt, evenly be provided with a plurality of bolt hole on the end plate, fixing bolt wears to establish in the bolt hole, through fixing bolt with end plate and frame concrete beam or frame concrete column fixed connection together.
The connecting plate is arranged between the end plate and the frame concrete beam or the frame concrete column; a plurality of connecting sleeves are uniformly arranged on the contact surface of the connecting plate and the frame concrete beam or the frame concrete column, and the connecting sleeves are matched with the bolt holes on the end plate;
one end of the connecting sleeve is vertically fixed with the connecting plate, and a central hole of the connecting sleeve penetrates through the surface of the connecting plate; the other end of the connecting sleeve extends into and is fixedly arranged in the frame concrete beam or the frame concrete column; the central hole at the connecting end of the connecting sleeve and the connecting plate is provided with internal threads; the fixing bolt penetrates through the end plate and the connecting plate in sequence and is in threaded connection with the connecting sleeve.
Furthermore, the middle opening holes on the web plates are symmetrically arranged along the vertical central axis of the web plates.
Further, the middle opening is a polygonal hole or an elliptical hole, wherein the inner angle of the polygonal hole is set to be a rounded corner.
Further, the polygonal hole is a quadrangular hole.
Further, the steel pipe concrete connecting piece includes steel pipe and concrete, and the both ends of steel pipe are respectively with first end plate and the perpendicular welded fastening of second end plate, and the concrete is filled and is set up in the steel pipe.
Furthermore, the fixing bolt is a high-strength bolt.
Furthermore, the connecting sleeve is made of high-strength materials.
Further, the cross section of the concrete filled steel tube connecting piece is of a circular or rectangular structure; when the cross section is of a rectangular structure, the long edge of the rectangular structure is arranged in the horizontal direction, and the short edge of the rectangular structure is arranged in the vertical direction.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an energy-consuming connecting key of a beam column of an assembled frame structure, which provides bearing capacity required by a node through the combination of an end plate, a concrete-filled steel tube connecting piece and a web plate; the middle opening is arranged on the web plate, so that the cross section area of the middle part of the web plate is weakened, the middle opening on the web plate is subjected to yielding deformation firstly under the action of external load to form a plastic hinge, the maximum deformation of the beam-column connection part is transferred to the web plate, a part of capacity is consumed, and the brittle failure caused by excessive deformation of the beam-column concrete is avoided; furthermore, when a large external load is borne, the steel pipe has large plastic deformation, and meanwhile, the filled concrete provides a certain constraint effect, so that the bearing capacity of the steel pipe is further improved after the steel pipe enters a plastic stage; with the gradual destruction of concrete, the bearing capacity of the concrete gradually begins to decline; in the process, the steel tube concrete has larger plastic deformation capacity and ductility, and higher energy consumption capacity is provided; under the condition of the same cross section, the energy-consuming connecting key of the utility model can improve better bearing capacity, ductility and energy-consuming performance; meanwhile, the end plates are detachably and fixedly connected with the frame concrete beam and the frame concrete column, so that the energy-consuming connecting keys can be replaced and repaired in time after being damaged; the utility model discloses simple structure, construction convenience, the engineering suitability is strong.
Furthermore, the end plates are connected with the frame concrete beam and the frame concrete column through the fixing bolts, friction is generated between the fixing bolts and the frame concrete beam and the frame concrete column, reliable connection of the energy consumption connecting keys is guaranteed, meanwhile, the energy consumption connecting keys are convenient to replace in time after being damaged, the performance of the assembly type frame structure is guaranteed to recover rapidly, normal work of the structure is guaranteed, the reinforcing cost in the using process of the assembly type frame structure is reduced, and dismantling and rebuilding of the assembly type frame structure are avoided.
Furthermore, the connecting sleeves are pre-embedded in the frame concrete beam and the frame concrete column, so that reliable anchoring conditions are provided for fixing bolts, and the bearing capacity of the energy-consuming connecting key is improved.
Furthermore, the middle opening holes are symmetrically formed in the vertical central axis of the web plate, so that the deformation of the concrete beam column joint of the frame is transferred and the middle of the web plate is concentrated, the controllability of the plastic hinge is realized, and the uniformity of the deformation energy consumption of the web plate is ensured.
Furthermore, the middle opening is a polygonal hole or an elliptical hole, so that different deformation energy consumption requirements are met; when the polygonal hole is adopted, the inner corners of the polygonal hole are set to be rounded corners, so that stress concentration of the corners of the polygonal hole is avoided; when the elliptical hole is adopted, the uniformity of the middle hole is realized, and the deformation stability and reliability of the web plate are ensured.
Furthermore, after the steel pipe is stressed to enter a yield stage, the filled concrete restrains the deformation of the steel pipe, and the bearing capacity of the steel pipe is effectively improved; meanwhile, when the cross section of the concrete filled steel tube is set to be a circular or rectangular structure, the steel tube can generate large plastic deformation, and higher energy consumption capability is provided.
Drawings
Fig. 1 is a schematic perspective view of an energy-consuming connecting key for a beam column of an assembled frame structure according to the present invention;
fig. 2 is a schematic front structural view of the assembled frame structure beam-column energy-consuming connecting key of the present invention;
fig. 3 is a schematic cross-sectional view of the energy-consuming connecting key for the assembled frame structure beam column according to the present invention;
fig. 4 is the assembly process schematic diagram of the assembled frame structure beam column energy consumption connecting key of the present invention.
The concrete-filled steel tube connecting structure comprises end plates 1, concrete-filled steel tube connecting pieces 2, webs 3, connecting plates 4, fixing bolts 5, connecting sleeves 6, frame concrete beams 7 and frame concrete columns 8; 11 a first end plate, 12 a second end plate; 21 first concrete filled steel tube connection, 22 second concrete filled steel tube connection, 201 steel tube, 202 concrete.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in the attached drawings 1-3, the utility model provides a prefabricated frame structure beam column power consumption connecting key, including end plate 1, steel pipe concrete connection spare 2, web 3, connecting plate 4, a plurality of fixing bolt 5 and a plurality of adapter sleeve 6.
The end plate 1 comprises a first end plate 11 and a second end plate 12 which are vertically arranged in parallel, the first end plate 11 is detachably fixed on the frame concrete beam 7, and the second end plate 12 is detachably fixed on the frame concrete column 8; the concrete-filled steel tube connecting piece 2 is fixedly arranged between the first end plate 11 and the second end plate 12, one end of the concrete-filled steel tube connecting piece 2 is vertically and fixedly connected with the first end plate 11, and the other end of the concrete-filled steel tube connecting piece 2 is vertically and fixedly connected with the second end plate 11; the concrete filled steel tube connecting piece 2 comprises a steel tube 201 and concrete 202, two ends of the steel tube 201 are respectively and vertically welded and fixed with the first end plate 11 and the second end plate 12, and the concrete 202 is filled in the steel tube 201.
The concrete-filled steel tube connecting piece 2 comprises a first concrete-filled steel tube connecting piece 21 and a second concrete-filled steel tube connecting piece 22 which are vertically arranged in parallel, and the first concrete-filled steel tube connecting piece 21 is arranged above the second concrete-filled steel tube connecting piece 22; the web 3 is vertically arranged between the first concrete-filled steel tube connecting piece 21 and the second concrete-filled steel tube connecting piece 22, and the upper end and the lower end of the web 3 are respectively welded and fixed with the first concrete-filled steel tube connecting piece 21 and the second concrete-filled steel tube connecting piece 22; the web 3, the center line of the first concrete filled steel tube connecting piece 21 and the center line of the second concrete filled steel tube connecting piece 22 are positioned in the same vertical plane; the left end and the right end of the web plate 3 are respectively and vertically welded and fixed with the first end plate 11 and the second end plate 12; the middle opening is formed in the center of the web plate 3, the middle opening is formed in the center of the web plate 1, the bearing capacity of the center section of the web plate 3 can be weakened properly, deformation transfer of the energy consumption connecting key is guaranteed, the energy consumption connecting key is concentrated, and brittle failure of the energy consumption node is avoided.
A plurality of bolt holes are uniformly formed in the end plate 1, the bolt holes are uniformly formed in the length direction of the end plate 1 and are symmetrically distributed on two sides of the web plate 3, and fixing bolts 5 penetrate through the bolt holes; a connecting plate 4 is arranged between the end plate 1 and the frame concrete beam 7 or the frame concrete column 8, a plurality of connecting sleeves 6 are uniformly arranged on the contact surface of the connecting plate 4 and the frame concrete beam 7 or the frame concrete column 8, and the connecting sleeves 6 are matched with the bolt holes on the end plate 1; one end of the connecting sleeve 6 is vertically welded and fixed with the connecting plate 4, and a central hole of the connecting sleeve 6 penetrates through the surface of the connecting plate 4; the other end of the connecting sleeve 6 extends into and is fixedly arranged in a frame concrete beam 7 or a frame concrete column 8; the central hole of the connecting end of the connecting sleeve 6 and the connecting plate 4 is provided with internal threads; the fixing bolt 5 sequentially penetrates through the end plate 1 and the connecting plate 4 and is in threaded connection with the connecting sleeve 6; one end of the connecting sleeve 6 is pre-buried in the frame concrete beam 7 or the frame concrete column 8, and the other end of the connecting sleeve is welded and fixed with the connecting plate 4, so that reliable anchoring is provided for the installation of the fixing bolt 5 and the frame concrete beam 7 or the frame concrete column 8.
Examples
The utility model provides a prefabricated frame structure beam column energy consumption connecting key, wherein an end plate 1 comprises a first end plate 11 and a second end plate 12, two ends of which are arranged in parallel, and a concrete filled steel tube connecting piece 2 is horizontally arranged between the first end plate 11 and the second end plate 12; the concrete-filled steel tube connecting piece 2 comprises a first concrete-filled steel tube connecting piece 21 and a second concrete-filled steel tube connecting piece 22 which are vertically arranged in parallel, a web plate 3 is vertically arranged between the first concrete-filled steel tube connecting piece 21 and the second concrete-filled steel tube connecting piece 22, and the plane of the web plate 3, the central line of the first concrete-filled steel tube connecting piece 21 and the central line of the second concrete-filled steel tube connecting piece 22 are positioned in the same vertical plane; the end plate 1, the steel pipe concrete connecting piece 2 and the web plate 3 form an energy consumption key; the steel pipe concrete connecting piece 2 comprises a steel pipe 201 and concrete 202, wherein the steel pipe 201 is made of common steel or low-yield-point steel; the cross section of the concrete-filled steel tube connecting piece 2 is of a circular structure or a rectangular structure; when the cross section is of a rectangular structure, the long edge of the rectangular structure is arranged in the horizontal direction, and the short edge of the rectangular structure is arranged in the vertical direction.
The upper end and the lower end of the web plate 3 are respectively welded and fixed with the steel pipe, so that the shearing resistance and bearing capacity of the end part of the steel pipe are increased, and the damage strength of the root part of the steel pipe is avoided; the center of the web plate 3 is provided with a middle opening, and the middle openings on the web plate 3 are symmetrically arranged along the vertical central axis of the web plate 3; the middle opening is arranged on the vertical central axis of the web plate 3, so that the cross section area of the part is weakened, and the weak part of the energy-consumption connecting key is transferred to the middle opening, so that the web plate can exert the energy-consumption performance of the material to the maximum extent when stressed; meanwhile, the maximum deformation of the device is prevented from being concentrated at the welding seam, and the brittle failure of the energy-consuming connecting key is avoided.
Preferably, the middle opening is a polygonal hole or an elliptical hole, wherein the inner angle of the polygonal hole is a fillet, so that the stress concentration of the corner of the polygonal hole is effectively avoided, and the uniformity of deformation and energy consumption of the web plate is ensured; when the elliptical hole is adopted, the size sudden change of the middle opening is avoided, and the stress concentration is reduced.
The fixing bolt 5 is a high-strength bolt, and the fixing bolt 5 sequentially penetrates through the end plate 1 and the connecting plate 4 and is fixedly connected with the connecting sleeve 6; the stable and reliable connection of the end plate 1 and the frame concrete beam 7 or the frame beam 9 is realized through the fixing bolt 5, and the rotation of the end plate 1 is avoided; meanwhile, the energy-consumption connecting key is detachably connected with the frame concrete beam 7 or the frame concrete column 8 through the fixing bolt 5, and the energy-consumption connecting key is convenient to replace or repair in time. Under the action of a large earthquake, the assembled frame structure is most seriously damaged or deformed at the energy consumption connecting key, and when the structure is repaired, the energy consumption connecting key can be directly taken down for replacement only by detaching the fixing bolt 5, so that the performance of the assembled frame structure can be quickly recovered, and the normal work of the structure is realized.
Connecting sleeve 6 adopts the preparation of high-strength steel material, and connecting sleeve 6's one end and the perpendicular welded fastening of connecting plate 4, the other end is pre-buried to be set up in frame concrete beam 7 or frame concrete column 8, provides reliable anchor for fixing bolt 5 through connecting plate 4 and connecting sleeve 6, ensures the reliable transmission of power.
Assembly process
As shown in the attached figure 4, the assembly process of the energy-consuming connecting key of the assembled frame structure beam column of the utility model comprises the following steps:
and 4, hoisting the energy consumption key in a node area of the frame concrete beam 7 and the frame concrete column 8, fixedly connecting the energy consumption key to the frame concrete beam 7 and the frame concrete column 8 which are provided with the connecting sleeve 6 and the connecting plate 4 by using the fixing bolt 5, and screwing the fixing bolt 5.
Principle of operation
The assembled frame structure beam column energy consumption connecting key ensures higher bearing capacity of the energy consumption connecting key by arranging the steel pipe concrete between the first end plate and the second end plate; by arranging the middle opening on the web plate, under the action of external load, the middle opening on the web plate firstly generates yield deformation to form a plastic hinge, the maximum deformation of the beam-column joint is transferred to the web plate, a part of capacity is consumed, and brittle failure caused by excessive deformation of the beam-column concrete is avoided; furthermore, when a large external load is borne, the steel pipe has large plastic deformation, and meanwhile, the filled concrete provides a certain constraint effect, so that the bearing capacity of the steel pipe is further improved after the steel pipe enters a plastic stage; with the gradual destruction of concrete, the bearing capacity of the concrete gradually begins to decline; in the process, the steel tube concrete has larger plastic deformation capacity and ductility, and higher energy consumption capacity is provided.
The utility model relates to an assembled frame structure beam column power consumption connecting key, under the condition that the section of the node is the same, the power consumption connecting key of the utility model can provide higher bearing capacity, ductility and power consumption capability; through the energy-consumption connecting key, the deformation of the connecting key of the frame beam and the frame column is transferred to the beam end, the occurrence position of the plastic hinge is controllable, and the brittle failure of the node can be effectively avoided; adopt the energy consumption connecting key receive the earthquake influence back at assembled frame construction, through dismantling fixing bolt, can realize the change to this energy consumption connecting key, realized quick recovery assembled frame construction's performance, guarantee assembled frame construction's normal work, reduced the reinforced cost of back gas or avoid assembled frame construction to demolish and rebuild, energy consumption connecting key construction simple and convenient, low in cost, engineering practicality are strong.
The above description is only illustrative of the preferred embodiments of the present invention, and any variations, modifications, decorations, etc. may be made without departing from the principle of the present invention, and these variations, modifications, decorations, etc. are all considered to be within the scope of the present invention.
Claims (10)
1. An energy-consuming connecting key for a beam column of an assembled frame structure is characterized by comprising an end plate (1), a concrete-filled steel tube connecting piece (2) and a web plate (3), wherein the end plate (1) comprises a first end plate (11) and a second end plate (12) which are vertically arranged in parallel, the first end plate (11) is detachably fixed on a frame concrete beam (7), and the second end plate (12) is detachably fixed on a frame concrete column (8); the concrete-filled steel tube connecting piece (2) is vertically and fixedly arranged between the first end plate (11) and the second end plate (12), and the concrete-filled steel tube connecting piece (2) comprises a first concrete-filled steel tube connecting piece (21) and a second concrete-filled steel tube connecting piece (22) which are vertically arranged in parallel;
the vertical setting of web (3) is between first concrete filled steel tube connecting piece (21) and second concrete filled steel tube connecting piece (22), the upper and lower both ends of web (3) respectively with first concrete filled steel tube connecting piece (21) and second concrete filled steel tube connecting piece (22) fixed connection, both ends respectively with first end plate (11) and the perpendicular fixed connection of second end plate (12) about web (3), the middle part of web (3) is provided with middle trompil.
2. The assembled frame structure beam column energy consumption connecting key is characterized by further comprising a plurality of fixing bolts (5), a plurality of bolt holes are uniformly formed in the end plate (1), the fixing bolts (5) penetrate through the bolt holes, and the end plate (1) is fixedly connected with the frame concrete beam (7) or the frame concrete column (8) through the fixing bolts (5).
3. An assembled frame structure beam column energy consumption connecting key according to claim 2, characterized by further comprising a connecting plate (4) and a plurality of connecting sleeves (6), wherein the connecting plate (4) is arranged between the end plate (1) and the frame concrete beam (7) or the frame concrete column (8); a plurality of connecting sleeves (6) are uniformly arranged on the contact surfaces of the connecting plates (4) and the frame concrete beams (7) or the frame concrete columns (8), and the positions of the connecting sleeves (6) are matched with the positions of bolt holes on the end plates (1);
one end of the connecting sleeve (6) is vertically fixed with the connecting plate (4), and a central hole of the connecting sleeve (6) penetrates through the surface of the connecting plate (4); the other end of the connecting sleeve (6) extends into and is fixedly arranged in a frame concrete beam (7) or a frame concrete column (8); the central hole of the connecting end of the connecting sleeve (6) and the connecting plate (4) is provided with internal threads; the fixing bolt (5) sequentially penetrates through the end plate (1) and the connecting plate (4) and is in threaded connection with the connecting sleeve (6).
4. An assembled frame structure beam-column energy-consuming connecting key as claimed in claim 1, wherein the central opening of the web (3) is arranged symmetrically with respect to the vertical central axis of the web (3).
5. An assembled frame structure beam-column energy consumption connecting key as claimed in claim 4, wherein the middle opening is a polygonal hole or an elliptical hole, wherein the inner corner of the polygonal hole is provided with a rounded corner.
6. The fabricated frame structure beam-column energy-consuming connecting key as claimed in claim 5, wherein the polygonal hole is a quadrangular hole.
7. The fabricated frame structure beam-column energy consumption connecting key is characterized in that the steel tube concrete connecting piece (2) comprises a steel tube (201) and concrete (202), two ends of the steel tube (201) are respectively and vertically welded and fixed with the first end plate (11) and the second end plate (12), and the concrete (202) is filled in the steel tube (201).
8. An assembled frame structure beam column energy consumption connecting key according to claim 1, characterized in that the fixing bolt (5) is a high-strength bolt.
9. An assembled frame structure beam column energy-consuming connecting key according to claim 3, characterized in that the connecting sleeve (6) is made of high-strength material.
10. The fabricated frame structure beam-column energy consumption connecting key is characterized in that the cross section of the steel tube concrete connecting piece (2) is of a circular or rectangular structure; when the cross section is of a rectangular structure, the long edge of the rectangular structure is arranged in the horizontal direction, and the short edge of the rectangular structure is arranged in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231909.2U CN210421400U (en) | 2019-07-31 | 2019-07-31 | Assembled frame construction beam column power consumption connecting key |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231909.2U CN210421400U (en) | 2019-07-31 | 2019-07-31 | Assembled frame construction beam column power consumption connecting key |
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| CN210421400U true CN210421400U (en) | 2020-04-28 |
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| CN201921231909.2U Active CN210421400U (en) | 2019-07-31 | 2019-07-31 | Assembled frame construction beam column power consumption connecting key |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359554A (en) * | 2019-07-31 | 2019-10-22 | 西安建筑科技大学 | A kind of assembling frame Structure Beam-column energy consumption connecting key |
| CN112832371A (en) * | 2021-01-12 | 2021-05-25 | 江南大学 | Assembled beam column energy dissipation node unit that contains tenon fourth of twelve earthly branches structure |
-
2019
- 2019-07-31 CN CN201921231909.2U patent/CN210421400U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359554A (en) * | 2019-07-31 | 2019-10-22 | 西安建筑科技大学 | A kind of assembling frame Structure Beam-column energy consumption connecting key |
| CN112832371A (en) * | 2021-01-12 | 2021-05-25 | 江南大学 | Assembled beam column energy dissipation node unit that contains tenon fourth of twelve earthly branches structure |
| CN112832371B (en) * | 2021-01-12 | 2021-12-28 | 江南大学 | Assembled beam column energy dissipation node unit that contains tenon fourth of twelve earthly branches structure |
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