CN203238971U - Combination and adjustment device of truss end portions - Google Patents
Combination and adjustment device of truss end portions Download PDFInfo
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- CN203238971U CN203238971U CN 201320132938 CN201320132938U CN203238971U CN 203238971 U CN203238971 U CN 203238971U CN 201320132938 CN201320132938 CN 201320132938 CN 201320132938 U CN201320132938 U CN 201320132938U CN 203238971 U CN203238971 U CN 203238971U
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- truss
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Abstract
The utility model relates to the field of building steel structures, and aims to provide a combination and adjustment device of the truss end portions. The combination and adjustment device of the truss end portions comprises a bearing steel pipe, a steel pipe sealing plate, a bearing hinge pin, a steel pipe sealing plate with holes, adjusting bolts, a bolt base plate, fixing nuts, a connection plate and a horizontal steel pipe. The combination and adjustment device of the truss end portions can adapt to steel beams of any heights and spans, avoids large deformation under the stressing state, is convenient and fast to install, saves labor cost, improves construction efficiency, and is high in construction quality and safe to operate.
Description
Technical field
The utility model is about the construction steel structure field, particularly a kind of truss end combined adjusting device.
Background technology
Along with developing rapidly of China's economy, steel work the steel building such as stays at multilayer, high level, steel work and uses more and morely over past ten years, and traditional whole concrete structure of replacing highly energy-consuming becomes the main power of building field gradually.In existing most steel work, many, high-rise steel structure particularly, main with the main load-bearing as flooring of situ Concrete Slabs, Profiled Steel Sheet and Concrete Composite Floor form.Utilize profiled sheet to do permanent template or stressed template, have the deficiencies such as fireproof performance is poor, thickness of slab increase, utilize simultaneously traditional full hall scaffold as shuttering supporting, have the deficiencies such as stock utilization is low, inefficiency, cycle length.Be the problems such as solution fire prevention, thickness of slab increase, work efficiency is low, present employing bearing capacity is high, installation is convenient, the detachable and reusable Novel truss support system of energy, the problem of above-mentioned existence be can directly effectively solve, a large amount of backing materials and operating expenses saved.Existing truss support system end connecting device mainly adopts support system is hung over two girder steel top flanges, or is connecting a kind of micromatic setting on the girder steel between the bottom flange.Along with a kind of vertical step-less adjustment truss end connecting device (the ZL patent No. 201010176467.3) of realizing has appearred in the progress of technology, but this device adopts overlap joint to be connected with the truss end, there are the defectives such as safety in utilization is poor, supporting capacity is low, distortion is large, mechanics model is fuzzy, are only applicable to the floor that flooring girder steel load-bearing face is little, span is little, modulus is fixing.
The utility model content
Main purpose of the present utility model is to overcome deficiency of the prior art, and a kind of truss end combined adjusting device stepless and that have the level combination to regulate of realizing is provided.For solving the problems of the technologies described above, solution of the present utility model is:
A kind of truss end combined adjusting device is provided, comprise the load-bearing steel pipe, also comprise steel pipe shrouding, load-bearing bearing pin, steel pipe shrouding with holes, adjusting bolt, bolt base plate, hold-down nut, junction plate and level connection joint steel pipe, described load-bearing steel pipe comprises steel pipe in the outer steel pipe of load-bearing and the load-bearing; The outer steel pipe top welded steel pipe shrouding of load-bearing, the outer steel pipe side of load-bearing is welded to connect plate and level connection joint steel pipe, junction plate vertically runs through the level connection joint steel pipe, and electric welding connects each other, the level connection joint steel pipe is provided with at least three pin shaft holes, and junction plate is provided with bolt hole, and an end of steel pipe in the load-bearing is inserted in the outer steel pipe of load-bearing bottom, respectively be provided with at least three pin shaft holes on the steel pipe in the outer steel pipe of load-bearing and the load-bearing, and utilize the load-bearing bearing pin to connect; Steel pipe seal plate welding with holes is the steel pipe bottom in load-bearing, and hold-down nut is welded on steel pipe shrouding with holes bottom, and adjusting bolt is connected with hold-down nut by screw thread and stretches into steel pipe in the load-bearing, and the adjusting bolt bottom welding has the bolt base plate.
As further improvement, the outer diameter of steel pipes size is less than the outer pipe diameter size of load-bearing in the described load-bearing, and the outer steel pipe inner wall gap of outer wall of steel pipe and load-bearing is 1 ~ 4mm in the load-bearing.
As further improvement, the distance of the pin shaft hole of steel pipe lowermost end and steel pipe shrouding top edge with holes is greater than the full flight length of adjusting bolt in the described load-bearing.
As further improvement, the diameter of described load-bearing bearing pin is than the little 0.3 ~ 0.5mm of pin shaft hole diameter on the steel pipe in the outer steel pipe of load-bearing and the load-bearing.
As further improvement, described level connection joint steel pipe is 50mm apart from the top of the outer steel pipe of load-bearing.
As further improvement, described adjusting bolt is rough bolt, and the diameter of adjusting bolt is less than the bore dia of pipe diameter in the load-bearing and steel pipe shrouding with holes, and effective maximal regulated length of screw thread is 1 vertical pin shaft hole distance.
As further improvement, the level connection joint steel pipe axially is connected with pricncipal rafter by bearing pin, junction plate is connected by bolted splice with truss end diagonal member, and the truss support system reaches the bolt bearing plate in the girder steel bottom flange by adjusting bolt, and makes the steel pipe shrouding hold out against the girder steel top flange.
Compared with prior art, the beneficial effects of the utility model are:
Can adapt to arbitrarily girder steel height and span, avoid the large deformation under the device stress, easy for installation, quick, to save labour cost, improve efficiency of construction, construction quality is high, handling safety.
Description of drawings
Fig. 1 is top view of the present utility model.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is sectional view of the present utility model.
Fig. 4 is the connection diagram that the utility model is used for the steel structure truss support system.
Reference numeral among the figure is: 1 steel pipe shrouding; The outer steel pipe of 2 load-bearing; 3 pin shaft holes; 4 load-bearing bearing pins; Steel pipe in 5 load-bearing; 6 steel pipe shroudings with holes; 7 hold-down nuts; 8 adjusting bolts; 9 bolt base plates; 10 junction plates; 11 level connection joint steel pipes; 12 truss end combined adjusting devices; 13 truss end diagonal members; 14 pricncipal rafters; 15 girder steels.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment the utility model is described in further detail:
Truss end combined adjusting device 12 among Fig. 1 to 3 comprises steel pipe 5, steel pipe shrouding 1, load-bearing bearing pin 4, steel pipe shrouding 6 with holes, adjusting bolt 8, bolt base plate 9, hold-down nut 7, junction plate 10 and level connection joint steel pipe 11 in the outer steel pipe 2 of load-bearing, the load-bearing, steel pipe 5 respectively is provided with three pin shaft holes 3 successively in the outer steel pipe 2 of load-bearing, the load-bearing, and pin shaft hole 3 is arranged in order from top to bottom.The outer steel pipe 2 welded top steel pipe shroudings 1 of load-bearing, outer steel pipe 2 sides of load-bearing are welded to connect plate 10 and level connection joint steel pipe 11, level connection joint steel pipe 11 is 50mm apart from the top of the outer steel pipe 2 of load-bearing, junction plate 10 vertically runs through level connection joint steel pipe 11, and electric welding connects each other, and level connection joint steel pipe 11 is provided with three pin shaft holes 3, and junction plate 10 is provided with 1 bolt hole, the vertical force component of junction plate 10 energy effective communication truss end diagonal members 13 avoids device to produce additional bending moment.An end of steel pipe 5 in the load-bearing is inserted in outer steel pipe 2 bottoms of load-bearing, highly regulate steel pipe 5 length in steel pipe 2 abdomens outside load-bearing in the load-bearing according to girder steel 15, and make any one in the outer steel pipe 2 of load-bearing and the interior steel pipe 5 three row's pin shaft holes 3 of load-bearing arrange accessibke porosity in the formation, load-bearing bearing pin 4 passes through hole and locking, and realizing has level to regulate by the vertical 250mm ~ 650mm of pitch-row.Steel pipe 5 outside dimensions are less than outer steel pipe 2 internal diameter sizes of load-bearing in the load-bearing, the outer steel pipe 2 inwall gaps of steel pipe 5 outer walls and load-bearing are 1 ~ 4mm in the load-bearing, the diameter of load-bearing bearing pin 4 is than the little 0.3 ~ 0.5mm of pin shaft hole 3 diameters on the steel pipe 5 in the outer steel pipe 2 of load-bearing and the load-bearing, and the 4 flexible dismounting of realization load-bearing bearing pin.Steel pipe shrouding 6 with holes is welded on steel pipe 5 bottoms in the load-bearing, hold-down nut 7 is welded on steel pipe shrouding with holes 6 bottoms, adjusting bolt 8 is connected with hold-down nut 7 by screw thread and stretches into steel pipe 5 in the load-bearing, the distance of the pin shaft hole 3 of steel pipe 5 lowermost ends and steel pipe shrouding 6 top edges with holes is greater than the full flight length of adjusting bolt 8 in the load-bearing, and adjusting bolt 8 bottom weldings have bolt base plate 9.Adjusting bolt 8 is rough bolt, and the diameter of adjusting bolt 8 is less than the bore dia of 5 internal diameters of steel pipe in the load-bearing and steel pipe shrouding 6 with holes, and effective maximal regulated length of screw thread is 1 vertical pin shaft hole 3 distance, realizes the vertical height step-less adjustment.
Concrete using method of the present utility model is as follows: 1, with truss end combined adjusting device 12 according to edge of a wing dead size in girder steel is about in the of 15, regulate steel pipe 5 length in steel pipe 2 abdomens outside load-bearing in the load-bearing, and make steel pipe 5 three rows in the outer steel pipe 2 of load-bearing and the load-bearing or arrange more any row in the pin shaft hole 3 form in accessibke porosity, load-bearing bearing pin 4 passes through hole and locking, adjusting bolt 8 is connected with hold-down nut 7 and stretches into steel pipe 5 certain distances in the load-bearing.2, according to the clear spacing between the flooring girder steel 15, truss end combined adjusting device 12 is connected with pricncipal rafter 14 plug-in types, regulate the length of pricncipal rafter 14 in level connection joint steel pipe 11 abdomens, make the total length of truss less than the clear spacing of flooring two girder steels 15.With truss end diagonal member 13 and junction plate 10 bolted splices, and truss end diagonal member 13 is not carried out tensioning in advance.3, truss support system integral body is begun to be promoted to position, girder steel 15 top flange from ground, truss end combined adjusting device 12 is axially stretched outward and makes truss end combined adjusting device 12 near girder steel 15 web position along truss, the truss support system is bearing in girder steel 15 bottom flanges by bolt base plate 9.4, adjusting bolt 8 is finely tuned and is made steel pipe shrouding 1 hold out against girder steel 15 top flanges.5, the vertical truss of supporting square timber is winded up place and fixing, lay veneer at lumps of wood end face, guarantee that veneer and girder steel 15 top flanges at same plane, carry out afterwards coagulation and build work.6, treat that concrete arrives some strength, unclamp adjusting bolt 8, remove truss and veneer.
At last, it should be noted that above what enumerate only is specific embodiment of the utility model.Obviously, the utility model is not limited to above embodiment, and a lot of distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought protection domain of the present utility model.
Claims (7)
1. truss end combined adjusting device, comprise the load-bearing steel pipe, it is characterized in that, also comprise steel pipe shrouding, load-bearing bearing pin, steel pipe shrouding with holes, adjusting bolt, bolt base plate, hold-down nut, junction plate and level connection joint steel pipe, described load-bearing steel pipe comprises steel pipe in the outer steel pipe of load-bearing and the load-bearing; The outer steel pipe top welded steel pipe shrouding of load-bearing, the outer steel pipe side of load-bearing is welded to connect plate and level connection joint steel pipe, junction plate vertically runs through the level connection joint steel pipe, and electric welding connects each other, the level connection joint steel pipe is provided with at least three pin shaft holes, and junction plate is provided with bolt hole, and an end of steel pipe in the load-bearing is inserted in the outer steel pipe of load-bearing bottom, respectively be provided with at least three pin shaft holes on the steel pipe in the outer steel pipe of load-bearing and the load-bearing, and utilize the load-bearing bearing pin to connect; Steel pipe seal plate welding with holes is the steel pipe bottom in load-bearing, and hold-down nut is welded on steel pipe shrouding with holes bottom, and adjusting bolt is connected with hold-down nut by screw thread and stretches into steel pipe in the load-bearing, and the adjusting bolt bottom welding has the bolt base plate.
2. a kind of truss according to claim 1 end combined adjusting device is characterized in that, in the described load-bearing outer diameter of steel pipes size less than the outer pipe diameter size of load-bearing, in the load-bearing outer wall of steel pipe and load-bearing outward the steel pipe inner wall gap be 1 ~ 4mm.
3. a kind of truss according to claim 1 end combined adjusting device is characterized in that, the distance of the pin shaft hole of steel pipe lowermost end and steel pipe shrouding top edge with holes is greater than the full flight length of adjusting bolt in the described load-bearing.
4. a kind of truss according to claim 1 end combined adjusting device is characterized in that the diameter of described load-bearing bearing pin is than the little 0.3 ~ 0.5mm of pin shaft hole diameter on the steel pipe in the outer steel pipe of load-bearing and the load-bearing.
5. a kind of truss according to claim 1 end combined adjusting device is characterized in that described level connection joint steel pipe is 50mm apart from the top of the outer steel pipe of load-bearing.
6. a kind of truss according to claim 1 end combined adjusting device, it is characterized in that, described adjusting bolt is rough bolt, and the diameter of adjusting bolt is less than the bore dia of pipe diameter in the load-bearing and steel pipe shrouding with holes, and effective maximal regulated length of screw thread is 1 vertical pin shaft hole distance.
7. according to claim 1 to the described a kind of truss of 6 any one end combined adjusting device, it is characterized in that, the level connection joint steel pipe axially is connected with pricncipal rafter by bearing pin, junction plate is connected by bolted splice with truss end diagonal member, the truss support system reaches the bolt bearing plate in the girder steel bottom flange by adjusting bolt, and makes the steel pipe shrouding hold out against the girder steel top flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320132938 CN203238971U (en) | 2013-03-21 | 2013-03-21 | Combination and adjustment device of truss end portions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320132938 CN203238971U (en) | 2013-03-21 | 2013-03-21 | Combination and adjustment device of truss end portions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203238971U true CN203238971U (en) | 2013-10-16 |
Family
ID=49316281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320132938 Expired - Fee Related CN203238971U (en) | 2013-03-21 | 2013-03-21 | Combination and adjustment device of truss end portions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203238971U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234439A (en) * | 2014-09-03 | 2014-12-24 | 中铁十六局集团城市建设发展有限公司 | Angle regulating device and angle regulating method in integrated frame lifting process |
| CN104775533A (en) * | 2015-03-18 | 2015-07-15 | 成都绿迪科技有限公司 | Fire prevention structure for building |
-
2013
- 2013-03-21 CN CN 201320132938 patent/CN203238971U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234439A (en) * | 2014-09-03 | 2014-12-24 | 中铁十六局集团城市建设发展有限公司 | Angle regulating device and angle regulating method in integrated frame lifting process |
| CN104775533A (en) * | 2015-03-18 | 2015-07-15 | 成都绿迪科技有限公司 | Fire prevention structure for building |
| CN104775533B (en) * | 2015-03-18 | 2017-03-29 | 许江锋 | Building Fire Protection structure |
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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: 20131016 Termination date: 20160321 |
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| CF01 | Termination of patent right due to non-payment of annual fee |