CN204225284U - built-in self-locking butt connector - Google Patents
built-in self-locking butt connector Download PDFInfo
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- CN204225284U CN204225284U CN201420450275.0U CN201420450275U CN204225284U CN 204225284 U CN204225284 U CN 204225284U CN 201420450275 U CN201420450275 U CN 201420450275U CN 204225284 U CN204225284 U CN 204225284U
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- square tube
- connection square
- junction plate
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- steel pipe
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Abstract
The utility model discloses a kind of built-in self-locking butt connector, comprise lower connection square tube, upper connection square tube and the symmetrically arranged junction plate of two panels and the spring be clamped between two junction plates, the described lower front side wall of connection square tube and the two ends, left and right of the inwall of rear wall are respectively arranged with multiple upper and lower spaced apart positioning edge, the two bottom sides limit of described junction plate is respectively arranged with locating slot, can to insert bottom described junction plate in described lower connection square tube and locating slot is mated with described positioning edge and engage, described junction plate top outside is provided with multiple normal direction and indulges tooth, described upper connection square tube bottom is provided with positioning port.On the inwall that on the utility model, connecting cylinder and lower connection square tube are separately fixed at steel pipe or styletable cross section, the redundance of outstanding steel pipe periphery after steel pipe docking, adapts to the requirement of integrated form building module compact in-site installation accurately especially.
Description
Technical field
The utility model relates to a kind of technical field of buildings, particularly relates to a kind of built-in self-locking butt connector.
Background technology
Integrated modular building is a kind of novel architectural mode.The building block of full completion completes the construction of more than 90% in the environment of plant, is then transported to job site with larger transport devices and assembles.Assembling process, mainly by carrying out on-the-spot anatomical connectivity to the Module nodes of key, forms structural entity rigidity, be secondly to building block between seam crossing coincide, ensure its safety, waterproof, sound insulation and the building demand such as anticorrosion.Because transport, lifting and the restriction of installing, integrated form module usually carries out producing, transport and installing with cuboid modular form.It is 18 meters that the long limit of module is about most, and it is 4.5 meters that minor face is about most; Module height is building individual layer height, namely 3.1 meters to 4.5 meters.Figure 1 shows that cuboid modular unit main frame structure schematic diagram.As shown in Figure 1, a cuboid modular unit main frame is by four smallpox plate-girders (two long side bars 100 and two minor face beams 200), and four joists (two long side bars 100 and two minor face beams 200), four corner post welding 300 form.Except being provided with the module of wall load-bearing, neighbouring layer module connects at corner post place, does not all establish anatomical connectivity in addition, is formed typical " post bearing type module " (columns supported).The advantage of this module is its frame layout, and load bearing manner is simply direct; Module between levels is relatively independent, and sound insulation anti-vibration performance is good; The more important thing is that this form of structure is conducive to efficient factory and manufactures and simple joint connection in site.This modular form, after having taken into full account the many factors such as the design of modernization building module, production and construction, generally uses now, and meet an Important building form of building module future thrust.
The method of attachment of existing columns supported modular structure derives from traditional light steel moald-cavity column connected mode, and its method is the welding edges top connection board at steel pipe column, and plate has bolt hole.Open construction mouth at steel pipe column sidewall close to styletable place, the bolt connecting upper and lower styletable top board tightened by the instrument that stretches into during in order to construct at the scene.The shortcoming of this connection way is the strength and stiffness that excessive construction hole can affect column, is especially unfavorable for seismic design; Too small construction hole is unfavorable for execute-in-place again; In addition, to the situation that construction hole is capped completely, this connected mode can not connect all columns simply and effectively.Therefore, under not additional syndeton and EXS situation, this connected mode is only only applicable to the low multilayered light steel moald-cavity structure that load-bearing carries not quite, seismic behavior is not high; And building level to size and form all restricted; And site operation required precision is high, construction intensity is larger.
Another existing steel moald-cavity method of attachment is that this elongated pull bar is fixed on steel pipe column two ends through the long draw isometric with post in steel pipe post, is separated with the longitudinal direction of resisting intermodule.Although this form solves the little problem of building module site operation plane, improve on-the-spot operating efficiency, antidetonation, wind resistance are poor, are not suitable for building module on the middle and senior level.
Utility model content
The purpose of this utility model is the technological deficiency for existing in prior art, and provides one to be conducive to improving building module structural performance and anti-seismic performance, improves the built-in self-locking butt connector of its plant produced and field erected efficiency.
The technical scheme adopted for realizing the purpose of this utility model is:
A kind of built-in self-locking butt connector, comprise lower connection square tube, upper connection square tube and the symmetrically arranged junction plate of two panels and the spring be clamped between two junction plates, the described lower front side wall of connection square tube and the two ends, left and right of the inwall of rear wall are respectively arranged with multiple upper and lower spaced apart positioning edge, the two bottom sides limit of described junction plate is respectively arranged with locating slot, can to insert bottom described junction plate in described lower connection square tube and locating slot is mated with described positioning edge and engage, described junction plate top outside is provided with multiple normal direction and indulges tooth, the upper surface that described normal direction indulges tooth is inclined-plane, described upper connection square tube bottom is provided with positioning port, make described normal direction indulge tooth coupling to be fitted together to into positioning port in the upper connection square tube that described junction plate upper end can be mated described in insertion.
Described spring is sheet spring, the medial surface of two described junction plates is provided with multiple draw-in groove described sheet spring can located.
Outside described lower connection square tube, middle part is provided with locating ring lower connection square tube to be located, and the lower end of described lower connection square tube is provided with base plate with the plate that is located by connecting.
The top side wall of described lower connection square tube is provided with inclined-plane.
The top of described junction plate is provided with inclined-plane to connect square tube on inserting.
Sidewall and the described positioning port adjacent of described upper connecting cylinder are provided with removal hole.
Use a construction method for described built-in self-locking butt connector, it is characterized in that comprising the following steps,
1) then lower connection square tube is fixedly connected with under the partial insertion below the locating ring of described lower connection square tube with lower steel pipe in steel pipe, described upper connecting cylinder is inserted the lower end inside of upper steel pipe and it is fixedly connected with upper steel pipe, wherein, upper connecting cylinder lower edge is corresponding with the distance on upper steel pipe base and the length on described lower connecting cylinder locating ring top;
2) then two panels junction plate is longitudinally inserted in the middle of the positioning edge of both sides successively along lower connection square tube, inserts and respectively junction plate outwards to be moved after putting in place and locating slot and positioning edge to be fitted together to until junction plate and the lower forward and backward inwall being connected square tube are near laminating,
3) between two junction plates, embed spring and be located, junction plate is pressed on the inwall of lower connection square tube by spring;
4) upper steel pipe is down moved slowly, in the process declined, the bottom of upper steel pipe and the ramp effect at junction plate top are inwardly moved and Compress Spring along positioning edge to force junction plate, simultaneously, upper steel pipe accurately guides by the inclined-plane on lower connection square tube top
5) after upper steel pipe lower surface contacts with the upper horizontal surface of locating ring, spring forces in the positioning port of the upper connecting cylinder of normal tooth occlusion of junction plate, forms tensile connection system.
Also be included in the step of docking space injection of metallic adhesive after step 5.
Compared with prior art, the beneficial effects of the utility model are:
1. go up on inwall or styletable cross section that connecting cylinder and lower connection square tube be separately fixed at steel pipe, the redundance of outstanding steel pipe periphery after steel pipe docking, adapt to the requirement of integrated form building module compact in-site installation accurately especially.
2. in the docking operation of connector, this connected system can automatic butt, occlusion and self-locking, do not need extra manual operation to position with fastening, the special in-site installation requirement adapting to integrated form building module high efficient and reliable
3. reliable tensile connection system, different design tensile strength requirements can be met by adjusting upper connecting cylinder, lower connecting cylinder, positioning edge, positioning tooth, normal tooth, the positioning port of upper connecting cylinder, the size of junction plate and quantity, thus obtain the connector of a series of different model.
4. the design tensile strength of connected node and rigidity are formed and carry out work at once after docking completes, and do not have curing time requirement.
5. this connector can also as the Heave Here of module angle point, as long as Lifting implements connecting cylinder on wirerope end winding support, before lifting, junction plate and module top lower is connected square tube and docks and be engaged, just can be formed and lift by crane node reliably.Lifted, module in place after, with instrument, junction plate is inwardly extruded, junction plate and upper connecting cylinder just can be made to unlock, realize being separated.This system provides function that is extra, lift up rapidly module, greatly improves the production and construction efficiency of integrated form module.
Accompanying drawing explanation
Figure 1 shows that cuboid modular unit main frame structure schematic diagram;
Figure 2 shows that self-locking butt connector structural representation of the present utility model;
Figure 3 shows that the structural representation of junction plate of the present utility model and spring
Figure 4 shows that the transverse sectional view of lower connection square tube of the present utility model and lower steel pipe connection structure;
Figure 5 shows that the transverse sectional view of lower connection square tube of the present utility model and lower steel pipe connection structure;
Figure 6 shows that the longitudinal cross-section schematic diagram of upper connecting cylinder of the present utility model and upper steel pipe connection structure;
Figure 7 shows that the transverse sectional view of upper connecting cylinder of the present utility model and upper steel pipe connection structure.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As illustrated in figs. 2-7, one of the present utility model built-in self-locking butt connector comprises lower connection square tube 1, upper connecting cylinder 2 and the symmetrically arranged junction plate 3 of two panels and the steel sheet spring 4 be clamped between two junction plates, locating ring 11 is fixed or be wholely set to the outer middle side part of described lower connection square tube, the base plate 12 closed by low side is provided with bottom lower connection square tube, be provided with on the sidewall at the top of described lower connection square tube simultaneously and tiltedly drape over one's shoulders face so that steel pipe on inserting, the described lower front side wall of connection square tube and the two ends, left and right of the medial surface of rear wall are respectively arranged with multiple upper and lower spaced apart positioning edge 13, the two bottom sides limit of described junction plate 3 is provided with locating slot 31, can to insert bottom described junction plate in described lower connection square tube and locating slot is mated with described positioning edge and engage, described junction plate top outside is provided with multiple normal direction and indulges tooth 32, described normal direction indulges the upper surface of tooth and junction plate top is inclined design so that the upper connecting cylinder of insertion, described upper connecting cylinder 2 bottom is provided with can indulge tooth and mate chimeric positioning port 21 with described normal direction.Wherein, except steel sheet spring, all parts of butt connector are metal casting, and casting accuracy is 0.2mm.
Preferably, described spring is sheet spring, the medial surface of two junction plates as described in steel sheet spring is provided with multiple can by as described in sheet spring location draw-in groove.Multiple draw-in groove arranges and can make the convenient location of sheet spring and keep predetermined elastic force.
Wherein, lower connection square tube is divided into upper and lower two parts by locating ring, the thickness of locating ring is advisable with identical with corner post wall thickness, the redundance of not outstanding corner post periphery after such docking, when construction and installation, first the lower part of described lower connection square tube is inserted in lower steel pipe 100 and be then welded to connect, or lower connection square tube be connected with the concrete 120 in lower steel pipe in the mode of embedded bar 110, part more than described locating ring can insert steel duct equally matchingly to improve the intensity of junction.Described upper connecting cylinder 2 is inserted the lower end inside of upper steel pipe 200 and is fixed, wherein, the distance on upper connecting cylinder lower edge and upper steel pipe base is a bit larger tham the length on described lower connecting cylinder locating ring top, be advisable to meet machining accuracy to be greater than about 4mm, the fixed form of upper connecting cylinder and upper steel pipe can for weld or in the mode of embedded bar.Then two panels junction plate is inserted in the middle of the positioning edge of both sides along lower connection square tube longitudinal direction successively, respectively junction plate is outwards moved after insertion puts in place and make locating slot and positioning edge chimeric until junction plate with under to be connected before and after square tube inwall near laminating, embed steel sheet spring in last draw-in groove between two junction plates, junction plate is pressed on the inwall of lower connection square tube by spring respectively.In the process of constructing at the scene, upper steel pipe down moves slowly, the bottom surface of upper steel pipe thus be docked to downwards on the end face of lower steel pipe corner post.In the process declined, the bottom of upper connecting cylinder and the ramp effect at junction plate top are inwardly moved and Compress Spring along positioning edge to force junction plate.Simultaneously, upper steel pipe accurately guides by the inclined design on lower connection square tube top, after upper steel pipe lower surface contacts with the upper horizontal surface of locating ring, the positioning port of the upper connecting cylinder of normal tooth occlusion of junction plate, springs forces junction plate outwards move along positioning edge and insert in positioning port by normal tooth, forms tensile connection system.What it may be noted that is upper, and described upper steel pipe, lower steel pipe can be the corner post of upper module, the corner post of lower module, and needs two steel pipes of docking arbitrarily.
Butt connector of the present utility model is by a series of occlusion mechanism along corner post steel pipe longitudinal direction, the reliable docking of steel pipe easily realized, all connectors all complete in pipe, the steel pipe tension of following steel pipe is starting point, 1) pulling force is first delivered to lower connection square tube from the steel pipe of lower steel pipe by weld seam or embedded bar, 2) then pulling force is delivered on junction plate by the positioning edge of lower connection square tube with being engaged of locating slot, 3) further, pulling force is delivered to upper connecting cylinder by junction plate normal tooth with being engaged of upper connecting cylinder positioning port, 4) last, pulling force is delivered to upper steel pipe by the weld seam of upper connecting cylinder and upper steel pipe or embedded bar.
Wherein, if building is interim building module, need in use for some time to remove, then, when factory manufactures, the sidewall of upper steel pipe with each positioning port side of upper connecting cylinder opens the removal hole that diameter is 1.0cm.Installation process is constant; Through removal hole, junction plate inwardly being extruded unblock with instrument when removing, realizing unlocking.If building is permanent construction, in order to improve globality and the reliability of structure, after module installs, at the steel pipe space injection of metallic adhesive of connector position, to stop the relative motion between upper and lower connector, higher strength and stiffness can be reached.
The above is only preferred embodiment of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a built-in self-locking butt connector, it is characterized in that, comprise lower connection square tube, upper connection square tube and the symmetrically arranged junction plate of two panels and the spring be clamped between two junction plates, the described lower front side wall of connection square tube and the two ends, left and right of the inwall of rear wall are respectively arranged with multiple upper and lower spaced apart positioning edge, the two bottom sides limit of described junction plate is respectively arranged with locating slot, can to insert bottom described junction plate in described lower connection square tube and locating slot is mated with described positioning edge and engage, described junction plate top outside is provided with multiple normal direction and indulges tooth, the upper surface that described normal direction indulges tooth is inclined-plane, described upper connection square tube bottom is provided with positioning port, make described normal direction indulge tooth coupling to be fitted together to into positioning port in the upper connection square tube that described junction plate upper end can be mated described in insertion.
2. built-in self-locking butt connector as claimed in claim 1, is characterized in that, described spring is sheet spring, the medial surface of two described junction plates is provided with multiple draw-in groove described sheet spring can located.
3. built-in self-locking butt connector as claimed in claim 1, is characterized in that, outside described lower connection square tube, middle part is provided with locating ring lower connection square tube to be located, and the lower end of described lower connection square tube is provided with base plate with the plate that is located by connecting.
4. built-in self-locking butt connector as claimed in claim 1, is characterized in that, the top side wall of described lower connection square tube is provided with inclined-plane.
5. built-in self-locking butt connector as claimed in claim 2, is characterized in that, the top of described junction plate is provided with inclined-plane to connect square tube on inserting.
6. built-in self-locking butt connector as claimed in claim 3, is characterized in that, sidewall and the described positioning port adjacent of described upper connecting cylinder are provided with removal hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450275.0U CN204225284U (en) | 2014-08-11 | 2014-08-11 | built-in self-locking butt connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420450275.0U CN204225284U (en) | 2014-08-11 | 2014-08-11 | built-in self-locking butt connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204225284U true CN204225284U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420450275.0U Expired - Fee Related CN204225284U (en) | 2014-08-11 | 2014-08-11 | built-in self-locking butt connector |
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| Country | Link |
|---|---|
| CN (1) | CN204225284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104452979B (en) * | 2014-08-11 | 2017-01-11 | 美国国绿投资集团 | Built-in self-locking type butting connector and construction method thereof |
-
2014
- 2014-08-11 CN CN201420450275.0U patent/CN204225284U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104452979B (en) * | 2014-08-11 | 2017-01-11 | 美国国绿投资集团 | Built-in self-locking type butting connector and construction method thereof |
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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: 20150325 Termination date: 20160811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |