CN201730910U - Nested composite sectional connection structure - Google Patents
Nested composite sectional connection structure Download PDFInfo
- Publication number
- CN201730910U CN201730910U CN2010202604554U CN201020260455U CN201730910U CN 201730910 U CN201730910 U CN 201730910U CN 2010202604554 U CN2010202604554 U CN 2010202604554U CN 201020260455 U CN201020260455 U CN 201020260455U CN 201730910 U CN201730910 U CN 201730910U
- Authority
- CN
- China
- Prior art keywords
- hole
- column
- base plate
- boss
- upright column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
A nested composite sectional connection structure comprises a thin-wall cylindrical upright column which is formed by staggeringly nesting strip-shaped components and a beam, and is characterized in that: the upright column and the beam are vertically connected with each other via a connection joint, and the connection joint comprises a bottom plate and a boss, a pore cavity is arranged on the boss along the direction vertical to the direction of the bottom plate, the boss and the beam are spliced and matched with each other, the side walls of the bottom plate and the upright column are connected via a fastening piece, a raised rib is formed on the outside wall of the upright column along the length direction, a guide groove which can be matched with the raised rib is arranged at the bottom part of the bottom plate, and a projection which is propped against the lower edge of the bottom plate is further arranged on the outside wall of the upright column. Compared with the prior art, the utility model uses the detachable connection joint to carry out vertical connection, the bottom plate of the connection joint and the upright column are connected with each other via a special-shaped bolt, so the utility model not only realizes detachable connection, but also ensures the tightly attachment of the double-side walls of the upright column of a composite structure, realizes the seamless connection of the double-side walls of the upright column, and greatly improves the strength and the rigidity of the upright column.
Description
Technical field
The utility model relates to a kind of linkage structure, the particularly a kind of crossbeam of nested composite section material and vertical linkage structure between the column of adopting.
Background technique
In the prior art, institute's column of using or crossbeam adopt the moulding of casting mode more in the frame structure devices such as garage underframe, displaying tank bracket or display rack, and mostly being direct welding, the vertical connection between this column and the crossbeam fixes, perhaps go up connecting plate of welding at column (crossbeam) earlier, and then crossbeam (column) is fixed on the connecting plate.But, workload is big when adopting the welding manner scene to install, inconvenient operation, the easy temperature distortion of column or crossbeam, and on beam column, be welded to connect the mode of plate in advance, because the reason of connecting plate evagination makes that beam column is not a uniform section section bar, cause the trouble of packing and transportation, also damage connecting plate in transit easily and cause and to install and use at the scene; Especially, for the common beam of filling the span of a man's arms, because this beam of filling the span of a man's arms is that sheet metal is rolled into C shape section, fill the span of a man's arms behind the beam Rotate 180 degree of identical section then and be composited, the formed beam of filling the span of a man's arms becomes hollow thin-walled cylinder, there is not connecting head at column or beam-end after the moulding, if use conventional methods connecting head is welded on column or the crossbeam, because the wall thickness of column and crossbeam is very thin and inner hollow, be difficult to accomplish the even welding between connected element and the column double side walls, it is big not only to weld difficulty, and in welding process also easy deformation, the weld seam after the welding also can have influence on the overall aesthetics of column.
At present, the problem of bringing for the solution welding in the prior art, just like the patent No. is the connection set that the utility model patent " Pole beam connector " of ZL01247226.3 discloses a kind of like this post beam, comprise the tenon frame that the mortise that is positioned on the column is connected with beam-end, the cross section of column is the hollow shaped as frame, has mortise on its side or the corner angle, tenon frame and beam vertical, fit with column, have tenon to cooperate on it with mortise.But this connection set realizes by tenon and mortise Placement, and need offer mortise on column, and size cooperates has relatively high expectations, and it is inconvenient to connect the back dismounting.Other has the patent No. is that the utility model patent " linkage structure between crossbeam and the right cylinder " of ZL01218054.8 has then disclosed a kind of like this linkage structure, crossbeam and right cylinder are hollow material, the crossbeam and the right cylinder outside are fluted, this linkage structure is by connecting base, connecting assembly constitutes, connecting base is the right angle type corner fittings, the vertical side of connecting base corner fittings, with connecting firm inwall that is fastened on crossbeam, the horizontal edge of connecting base corner fittings has tapped hole, one end of connecting assembly has extending screw portion of extending screw portion promptly to be fixed in the tapped hole, the other end of connecting assembly has the lock pawl that connects lock, the lock pawl locks in the groove in the right cylinder outside, crossbeam is constituted between straight-bar with right cylinder be connected.But the linkage structure constituent elements of this patent is more, complex structure, and connect firm and be fixed on the crossbeam inwall, assembling and dismounting be comparatively inconvenience all, is unfavorable for that also linkage structure is with respect to the location on column and the crossbeam.
The model utility content
Technical problem to be solved in the utility model be provide at above-mentioned prior art present situation a kind of can effectively prevent section bar distortion, easy disassembling and simple in structure, join strength preferably the linkage structure of nested composite section material connect, this linkage structure is specially adapted to by the vertical connection between the built-up sectional material of the nested moulding of cold rolling mode.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: the linkage structure of this nested composite section material, include rectangular column of cross section and crossbeam, described column and crossbeam are interlaced nested and become a thin-walled cylinder by two shapes and the elongated member of measure-alike and equal section respectively, it is characterized in that: vertically link to each other by jointing between described column and the crossbeam, described jointing includes base plate and the boss that is vertically set on this base plate, described boss offers vestibule along the direction perpendicular to described base plate, wherein, described boss is connected with described crossbeam inserting, connect by fastening piece between the sidewall of described base plate and described column, the outer side wall of described column forms convex tendon along its length, the bottom of described base plate be provided with can and the suitable guiding groove of described convex tendon, the while also is provided with the projection that the lower edge with described base plate offsets at the outer side wall of described column.
As preferably, offer the hole that connects with described vestibule on the described base plate, described vestibule and described hole are formed with shoulder block to the center of described vestibule convex at intersection.On boss, offer the weight that vestibule not only can alleviate jointing, can also make this boss both can be plugged within the bigger crossbeam of diameter, also can be socketed in outside the less crossbeam of diameter, enlarged Applicable scope.
As further preferred, described base plate is connected the bottom of this cavity and forms the spacing stopper of this vestibule.Owing to base plate directly seals this vestibule as the bottom of vestibule, need not to design spacing shoulder block in addition, base plate itself promptly can play the axial limiting effect of vestibule, and structure is more simple, processes more convenient.
For intensity and the rigidity that improves jointing, described jointing also forms stiffening rib on the outer circumferential face of described boss.This stiffening rib can prevent effectively that boss from offering under the situation of vestibule the distortion that produces because of the wall thickness attenuation.
In order to realize the reliable of base plate and column, connect efficiently, and prevent the column sidewall stress deformation of nesting type composite structure, as preferably, offer through hole on the described base plate, described column with sidewall that described base plate links to each other on offer can and corresponding first hole of described through hole, described column offers second hole that aligns with described first hole paralleling on another sidewall of setting with described base plate, and described fastening piece is a special shaped screw bolt, the body cross-section of this special shaped screw bolt is oval shape, the two ends of body have screw rod, described through hole, first hole and second hole all are waist shape and size is suitable with the cross section of described special shaped screw bolt body respectively, this special shaped screw bolt is located in above-mentioned through hole, in first hole and second hole, and the body both ends of the surface of this special shaped screw bolt respectively with described first hole, the interior edge face 90 degree dislocation in second hole offsets, and the screw rod that is exposed to the described special shaped screw bolt outside described column and the connecting plate then is connected with nut thread.Wherein, screw rod has increased the distance at special shaped screw bolt two ends, makes special shaped screw bolt can be erected between first hole and second hole, and special shaped screw bolt can be among the substantially horizontal insertion column all the time when guaranteeing to install, and has improved efficiency of assembling; Special shaped screw bolt can pass through hole, first hole and second hole successively, it is to insert within the column in order to be convenient to that the cross section of special shaped screw bolt adopts oval shape, can realize again that interior edge face with first hole, second hole misplaces offsets, to play the effect of support post inner side surface internally; When column with after base plate links to each other, the interior edge face of the interior edge face of special shaped screw bolt body and column sidewall offsets, the exterior edge face and the nut of column sidewall offset, the sidewall of column is subjected to the effect of inside and outside extruding force simultaneously, make the double side walls of column to fit tightly, not only strengthen the rigidity and the intensity of column, can also effectively prevent distortion, improved the connection reliability of column and base plate simultaneously.The Placement of base plate and column sidewall realizes by special shaped screw bolt, and is easy to operate, is convenient to dismounting, can effectively improve installation efficiency.
For the ease of operation, the termination of described screw rod also has the sign groove that in axial direction is provided with, and the length direction of the notch direction of this sign groove and the body cross-section of described different in nature bolt is consistent.During installation, if the sign groove is vertically (level) direction, after in the column of packing into, special shaped screw bolt revolves and turn 90 degrees spacingly, indicates that then groove is level (vertically) direction.
Compared with prior art, advantage of the present utility model is: the application is undertaken vertically linking to each other by detachable jointing between column and crossbeam, link to each other with special shaped screw bolt between the base plate of jointing and the column, not only can realize removable connection, can also guarantee to fit tightly between the column bilateral sidewall of composite structure, seamless link between the column bilateral sidewall of final this composite structure of realization, significantly improve the intensity and the rigidity of column, reduce the column distortion to greatest extent, thereby prolong the working life of column; Then inserting mode between the boss of jointing and the crossbeam, boss can insert in the cross section opening of crossbeam fixing, not only easy to operate, and improved connection precision and join strength between crossbeam and the column, can effectively prevent distortion and dislocation between crossbeam and the column.
Description of drawings
Fig. 1 is the structural representation of the utility model multi-storied garage underframe.
One of beam column linkage structure schematic representation that Fig. 2 is.
Fig. 3 be the utility model embodiment beam column linkage structure schematic representation two.
Fig. 4 is the structural representation of first jointing of the present utility model.
Fig. 5 is the structural representation of the first jointing other direction shown in Figure 4.
Fig. 6 is the structural representation of the utility model second jointing.
Fig. 7 is the structural representation of the second jointing other direction shown in Figure 6.
Fig. 8 is the structural representation of column shown in Figure 1.
Fig. 9 is the utility model embodiment's special shaped screw bolt and the plane structure schematic representation that column cooperates.
Figure 10 is that A-A shown in Figure 9 is to sectional view.
Figure 11 is that B-B shown in Figure 9 is to sectional view.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As Fig. 1～shown in Figure 11, the beam column long splice composition of being illustrated for the multi-storied garage underframe of present embodiment, this multi-storied garage underframe includes column 1, beam 3 in length and breadth, front cross beam 2 and rear column 6, wherein, column 1 and in length and breadth the vertical Placement between beam 3 and column 1 and the front cross beam 2 be the inventive point of present embodiment, the column 1 of present embodiment, front cross beam 2 and in length and breadth the moulding of beam 3 be different from traditional casting technology, column 1 in the present embodiment, front cross beam 2 and in length and breadth beam 3 adopt the nested composite section material structure respectively, each beam column becomes the rectangular hollow and thin-walled cylinder of a cross section by cold-rolling process and by two shapes and measure-alike first member and interlaced the filling the span of a man's arms of second member respectively, wherein, column 1 includes first member and second member of mutually nested combination, first member has first horizontal edge 151 and second horizontal edge 152 that is arranged in parallel, be connected with first vertical edge 152 between first horizontal edge 151 and second horizontal edge 152, second member has the 3rd horizontal edge 161 and the 4th horizontal edge 162 that is arranged in parallel, be connected with second vertical edge 163 between the 3rd horizontal edge 161 and the 4th horizontal edge 162, first horizontal edge 151 and the 3rd horizontal edge 161 fit into first side 17, second horizontal edge 152 and the 4th horizontal edge 162 fit into second side 18, referring to Fig. 8;
Wherein, column 1 and continuous between the beam 3 in length and breadth by first jointing 4, link to each other by second jointing 5 between column 1 and the front cross beam 2, referring to Fig. 2, Fig. 3, in order to guarantee the reliable location and the quick mounting of first connecting head 4 and second connecting head 5, the outer side wall that column 1 connects first connecting head 4 is provided with taper first convex tendon 11, these first convex tendon, 11 both sides be provided with can and first projection 12 that offsets of the base of first jointing 4, the outer side wall that column 1 connects second connecting head 5 is provided with second convex tendon 13, these second convex tendon, 13 both sides be provided with can and taper second projection 14 that offsets of the base of second jointing 5.
As Fig. 4, Figure 5 shows that the structural representation of first jointing 4 of present embodiment, first jointing 4 include plane first base plate 41 and first boss, 42, the first boss 42 that are provided with perpendicular to this first base plate 41 and connecting plate by casting integrated moulding; The external frame of first boss 42 is suitable with the section bar cross section of beam 3 in length and breadth, and beam 3 can be set in first boss, 42 outsides of this first jointing 4 in length and breadth; First boss 42 offers first vestibule 421 along the direction perpendicular to connecting plate, offer the hole 411 that connects with first vestibule 421 on first base plate 41 equally, the bottom of first base plate 41 is provided with first guiding groove 412, first convex tendon 11 and first guiding groove 412 are suitable, shoulder block 422, the first base plates 41 that have on the interface of first vestibule 421 and first base plate 41 to the center convex of first vestibule 421 also offer first through hole 43 that usefulness is installed in the both sides of first boss 42;
In order to improve intensity, also form cross section stiffening rib triangular in shape 44 in the both sides of first boss 41, the right angle side and first boss, 41 outer circumferential faces of stiffening rib 44 are fixed, and another right angle side of stiffening rib 44 and first base plate 41 are fixing.
As Fig. 6, Figure 7 shows that the structural representation of second jointing 5 of present embodiment, second connect to connect 5 identical with the fundamental composition structure of first jointing 4, second boss, 52, the second boss 52 and second base plate 51 that also include second base plate 51 of plane and be provided with perpendicular to this second base plate 51 are formed in one; The section bar cross section of the external frame of second boss 52 and front cross beam 2 is suitable, front cross beam 2 can be set in second boss, 52 outsides of this second jointing 5, second boss 52 offers second vestibule 521 along the direction perpendicular to second base plate 51, the bottom lock of vestibule 521, second base plate 51 directly is connected the bottom of second cavity 521, the bottom of second base plate 51 has second guiding groove, 511, the second base plates 51 that are provided with along its length and offers second through hole 512 that usefulness is installed in the both sides of second boss 52 equally.
During installation, as Fig. 2, shown in Figure 3, beam 3 is set in outside first boss 42 of first jointing 4 in length and breadth, link to each other by special shaped screw bolt 7 between first base plate 41 of first jointing 4 and the first side 17 of column 1, front cross beam 2 is set in outside second boss 52 of second jointing 5, also is fixedly linked by special shaped screw bolt 7 between second base plate 51 of second connecting head 5 and first vertical edge 153 of column 1;
Above-mentioned special shaped screw bolt adopts as Fig. 9～bolt assembly shown in Figure 11, body 72 cross sections of this special shaped screw bolt 7 are oval shape, the two ends of body 72 have screw rod 71 respectively, body 7 adds that the length of screw rod 71 makes the two ends of special shaped screw bolt can pass outside the column 1, screw rod 71 can cooperate with nut 8 and link to each other, and also has the sign groove 711 that is used to indicate the special shaped screw bolt sense of rotation along the axial direction setting on the screw rod 71;
Wherein, offer first through hole, 43 corresponding first holes 171 on the energy and first base plate 41 on the first side 17 of column 1, column 1 with the second side 18 of these first side 17 parallel interval settings on offer second hole, 181, the first through holes 43, first hole 171 and second hole 181 that align with first hole 171 to be the size in waist shaped hole and hole suitable with the cross section of body 72 respectively;
During connection, special shaped screw bolt 7 flatly enters in the column 1 by the guiding function of screw rod 71, the screw rod 71 at special shaped screw bolt 7 two ends can be through at first through hole of establishing relatively 43 respectively, in first hole 171 and second hole 181, body 72 is just in time between the inner side surface of the inner side surface of first horizontal edge 151 of column 1 and the 4th horizontal edge 162, with special shaped screw bolt revolve turn 90 degrees after, the oval tee section at body 72 two ends respectively with relative and first hole 171 that establish, the interior edge face 90 degree dislocation in second hole 181 offset, 71 of screw rods that are exposed to different in nature bolt 7 two ends outside first base plate 41 of the column 1 and first jointing 4 are threaded with nut 8 respectively, when fastening nut 8, first side 17 and second side 18 closely abut in together under the active force effect of the end of body 72 and nut 8 respectively, realizing under column 1 and the prerequisites that first jointing 4 reliably links to each other, can also will closely compress and realize seamless link between first horizontal edge 151 of column 1 and the 3rd horizontal edge 161, to closely compress and realize seamless link between second horizontal edge 152 of column 1 and the 4th horizontal edge 162 simultaneously, thereby improved the intensity and the rigidity of column 1 to greatest extent.
Similarly, first vertical edge 153 of column 1 also offers second through hole, 512 corresponding first holes 191 on the energy and second base plate 51, column 1 with second vertical edge 163 of these first vertical edge, 153 parallel interval settings on offer second hole, 192, the second through holes 512, first hole 191 and second hole 192 that align with first hole 191 to be the size in waist shaped hole and hole suitable with the cross section of body 72 respectively;
During connection, special shaped screw bolt 7 passes second through hole 512, first hole 191 and second hole 192, body 72 is between first vertical edge, 153 inner side surfaces and second vertical edge, 163 inner side surfaces of column 1, with special shaped screw bolt revolve turn 90 degrees after, the oval tee section at body 72 two ends respectively with relative and first hole 191 that establish, the interior edge face 90 degree dislocation in second hole 192 offset, 71 of screw rods that are exposed to different in nature bolt 7 two ends outside second base plate 41 of the column 1 and second jointing 4 are threaded with nut 8 respectively, when fastening nut 8, when fastening nut 8, the body 72 of opposite sex screw rod is realized first vertical edge 153 of column and the support of second vertical edge, 163 inner side surfaces, prevents column 1 distortion.
Above-mentioned this special shaped screw bolt Placement can also be installed on column 1 any position along its length, as long as on one group of side that column 1 is established relatively, offer one group of first hole and second hole that align, its two ends were separately positioned in first hole and second hole after special shaped screw bolt 7 penetrated column, special shaped screw bolt revolved turn 90 degrees, then special shaped screw bolt body 72 two ends can be respectively offset with interior edge face 90 dislocation in first hole, second hole, guarantee double-deck closely the reclining of horizontal edge of column and realize seamless link, improve the integral rigidity and the intensity of column, prevent the column distortion.
Claims (6)
1. the linkage structure of a nested composite section material, include rectangular column of cross section and crossbeam, described column and crossbeam are interlaced nested and become a thin-walled cylinder by two shapes and the elongated member of measure-alike and equal section respectively, it is characterized in that: vertically link to each other by jointing between described column and the crossbeam, described jointing includes base plate and the boss that is vertically set on this base plate, described boss offers vestibule along the direction perpendicular to described base plate, wherein, described boss is connected with described crossbeam inserting, connect by fastening piece between the sidewall of described base plate and described column, the outer side wall of described column forms convex tendon along its length, the bottom of described base plate be provided with can and the suitable guiding groove of described convex tendon, the while also is provided with the projection that the lower edge with described base plate offsets at the outer side wall of described column.
2. the linkage structure of nested composite section material according to claim 1 is characterized in that: offer the hole that connects with described vestibule on the described base plate, described vestibule and described hole are formed with shoulder block to the center of described vestibule convex at intersection.
3. the linkage structure of nested composite section material according to claim 1 is characterized in that: described base plate is connected the bottom of this cavity and forms the spacing stopper of this vestibule.
4. the linkage structure of the linkage structure of nested composite section material according to claim 1, it is characterized in that: described jointing also forms stiffening rib on the outer circumferential face of described boss.
5. according to the linkage structure of the described nested composite section material of arbitrary claim in the claim 1～4, it is characterized in that: offer through hole on the described base plate, described column with sidewall that described base plate links to each other on offer can and corresponding first hole of described through hole, described column offers second hole that aligns with described first hole paralleling on another sidewall of setting with described base plate, and described fastening piece is a special shaped screw bolt, the body cross-section of this special shaped screw bolt is oval shape, the two ends of body have screw rod, described through hole, first hole and second hole all are waist shape and size is suitable with the cross section of described special shaped screw bolt body respectively, this special shaped screw bolt is located in above-mentioned through hole, in first hole and second hole, and the body both ends of the surface of this special shaped screw bolt respectively with described first hole, the interior edge face 90 degree dislocation in second hole offsets, and the screw rod that is exposed to the described special shaped screw bolt outside described column and the connecting plate then is connected with nut thread.
6. the linkage structure of nested composite section material according to claim 5, it is characterized in that: the termination of described screw rod also has the sign groove that in axial direction is provided with, and the length direction of the notch direction of this sign groove and the body cross-section of described different in nature bolt is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202604554U CN201730910U (en) | 2010-07-12 | 2010-07-12 | Nested composite sectional connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202604554U CN201730910U (en) | 2010-07-12 | 2010-07-12 | Nested composite sectional connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201730910U true CN201730910U (en) | 2011-02-02 |
Family
ID=43522066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202604554U Expired - Fee Related CN201730910U (en) | 2010-07-12 | 2010-07-12 | Nested composite sectional connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201730910U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886431A (en) * | 2010-07-12 | 2010-11-17 | 朱建华 | Connecting structure for nested composite sections |
| CN102518931A (en) * | 2011-12-19 | 2012-06-27 | 安徽巨一自动化装备有限公司 | Main frame profile connector |
| CN102979790A (en) * | 2012-11-26 | 2013-03-20 | 沙剑波 | Reinforced three-way union elbow |
| CN102996586A (en) * | 2012-11-26 | 2013-03-27 | 沙剑波 | Integrated four-way right-angle pipe joint |
| CN108041807A (en) * | 2017-04-17 | 2018-05-18 | 黎有岳 | Stainless steel table lower floor table linker |
| CN108041805A (en) * | 2017-04-17 | 2018-05-18 | 黎有岳 | Stainless steel table |
| CN110089852A (en) * | 2019-04-30 | 2019-08-06 | 佛山市南海区晨浩五金有限公司 | A kind of frame system of cabinet body |
| CN112503068A (en) * | 2021-01-18 | 2021-03-16 | 闫新 | Magnetic connection structured assembly with self-protection function |
| CN112503068B (en) * | 2021-01-18 | 2024-06-07 | 闫新 | Magnetic connection structured component with self-protection function |
-
2010
- 2010-07-12 CN CN2010202604554U patent/CN201730910U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886431A (en) * | 2010-07-12 | 2010-11-17 | 朱建华 | Connecting structure for nested composite sections |
| CN102518931A (en) * | 2011-12-19 | 2012-06-27 | 安徽巨一自动化装备有限公司 | Main frame profile connector |
| CN102979790A (en) * | 2012-11-26 | 2013-03-20 | 沙剑波 | Reinforced three-way union elbow |
| CN102996586A (en) * | 2012-11-26 | 2013-03-27 | 沙剑波 | Integrated four-way right-angle pipe joint |
| CN108041807A (en) * | 2017-04-17 | 2018-05-18 | 黎有岳 | Stainless steel table lower floor table linker |
| CN108041805A (en) * | 2017-04-17 | 2018-05-18 | 黎有岳 | Stainless steel table |
| CN110089852A (en) * | 2019-04-30 | 2019-08-06 | 佛山市南海区晨浩五金有限公司 | A kind of frame system of cabinet body |
| CN112503068A (en) * | 2021-01-18 | 2021-03-16 | 闫新 | Magnetic connection structured assembly with self-protection function |
| CN112503068B (en) * | 2021-01-18 | 2024-06-07 | 闫新 | Magnetic connection structured component with self-protection function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102221125B (en) | Connecting structure of nested-type composite sectional material | |
| CN101886431A (en) | Connecting structure for nested composite sections | |
| CN201730910U (en) | Nested composite sectional connection structure | |
| CN209891394U (en) | Novel light steel keel building structure | |
| CN204378319U (en) | A kind of plug-in type desk | |
| CN218643529U (en) | Cross-shaped node structure for splicing frame beams and columns | |
| CN211221229U (en) | Vertical mould car of assembled wallboard | |
| CN209780316U (en) | Building structure design roof beam reinforced structure | |
| CN209780212U (en) | Reinforced assembly structure of building construction combined scaffold | |
| CN219973623U (en) | Structural system with aluminum alloy sunshade lines and T-steel curtain wall stand columns mutually supported | |
| CN207149889U (en) | A kind of new cabinet body frame | |
| CN111256023B (en) | Solar photovoltaic aluminum profile with expansion device | |
| CN207403818U (en) | Welded type column applied to railway carriage | |
| CN216031997U (en) | Polyurethane integral coating die for large-size parts | |
| CN211028772U (en) | Rotatable front door frame welding tool | |
| CN217812316U (en) | Regularization steel supporting template convenient to dismouting | |
| CN215861287U (en) | Multipurpose rectangular frame structure for connecting angle iron | |
| CN219973497U (en) | Supporting steel structure | |
| CN219825574U (en) | Concrete column and girder steel connected node structure | |
| CN213705586U (en) | Energy-saving durable electric bus structure optimization framework | |
| CN218028931U (en) | Climb frame and attach wall support | |
| CN213952493U (en) | C-shaped steel with reinforcing structure | |
| CN221030686U (en) | Building steel structure connection reinforcing apparatus | |
| CN210062545U (en) | Diatom decorative frame structure | |
| CN220539350U (en) | Can turnover formula parking shed connected node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20160712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |