CN206942196U - The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework - Google Patents
The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework Download PDFInfo
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- CN206942196U CN206942196U CN201720523815.7U CN201720523815U CN206942196U CN 206942196 U CN206942196 U CN 206942196U CN 201720523815 U CN201720523815 U CN 201720523815U CN 206942196 U CN206942196 U CN 206942196U
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Abstract
The utility model discloses a kind of structure of attached assembling type node power consumption frame strengthening outside existing framework, including former framework to be reinforced, outer auxiliary frame frame, outer auxiliary frame frame includes precast reinforced concrete beam, prefabricated reinforced concrete column, the firm pullover for being set in precast reinforced concrete beam end, precast reinforced concrete beam and the friction mild steel plate in prefabricated reinforced concrete column connecting node region, and the firm pullover other end is connected with friction mild steel plate；The link position of former framework and precast reinforced concrete beam, prefabricated reinforced concrete column is punched, and injecting glue, implantation anchor rib in hole, unbonded prestressing tendon are penetrated in precast reinforced concrete beam.The utility model realizes the Self-resetting of structure by the presstressed reinforcing steel in outer auxiliary frame frame, using the frictional rotation consumed energy of the firm pullover and friction mild steel plate of joint cores, reduces the residual deformation of structure in itself, controls damage position.
Description
Technical field
Civil engineering technical field of anti-seismic reinforcement is the utility model is related to, attached assembled section outside specifically a kind of existing framework
The structure of point power consumption frame strengthening.
Background technology
It is exactly to utilize the collaborative work for adding overall minor structure and original structure that additional overall minor structure, which is reinforced, strengthens former knot
The overall shock resistance of structure, or change the structural system of original structure, and then improve the stress and deformation pattern of original structure, from
And the overall anti-seismic performance of structure is improved, it is a kind of reinforcement means of structural system.
《Aseismatic Reinforcement technical regulation》(JGJ116-2009) are emphasized should be from the angle for improving structure entirety anti-seismic performance
Degree is reinforced to structure, and explicitly pointing out " total arrangement of reinforcing, should preferentially use the side of enhancing structure entirety anti-seismic performance
Case, should have beneficial to unfavorable antidetonation factor is eliminated, improve the stress of component ".But on operating level,《Aseismatic Reinforcement
Technical regulation》The various reinforcement means provided are but confined to reinforce original structure on component mostly.Virtually to structure
Seismic hardening practice produces a kind of misleading, makes engineer be more likely to add the component of antidetonation scarce capacity in original structure
Gu rather than go out to send design reinforcement scheme from structure entirety anti-seismic performance.
Most outer monkshood structural strengthenings need to carry out the cast-in-place operation of minor structure at present, can produce pollution and noise, and apply
The work cycle is numerous and diverse very long, and this is losing its original advantage to a certain degree.
Utility model content
Purpose of utility model：In order to overcome the deficiencies in the prior art, the utility model provides a kind of existing framework
The structure of outer attached assembling type node power consumption frame strengthening.
Technical scheme：In order to solve the above technical problems, attached assembling type node consumption outside a kind of existing framework of the present utility model
Can frame strengthening structure, including former framework to be reinforced, outer auxiliary frame frame, outer auxiliary frame frame includes precast reinforced concrete beam, pre-
Reinforced column processed, the steel bushing head for being set in precast reinforced concrete beam end, precast reinforced concrete beam with it is precast reinforced
The friction mild steel plate in concrete column connecting node region, the steel bushing head other end are connected with friction mild steel plate；Former framework and pre-manufactured steel
The link position punching of Concrete Beam Reinforced, prefabricated reinforced concrete column, and injecting glue, implantation anchor rib in hole, by former framework and
Outer auxiliary frame is rack-mounted with integral；Unbonded prestressing tendon is penetrated in precast reinforced concrete beam, tensioning unbonded prestressing tendon, and
The connecting node of precast reinforced concrete beam, prefabricated reinforced concrete column is poured afterwards.
Wherein, built-in pipe is set in precast reinforced concrete beam, and presstressed reinforcing steel is through in built-in pipe, in precast reinforced coagulation
Tu Liang, prefabricated reinforced concrete column are arranged at intervals connecting hole.
Wherein, steel bushing head is welded by four pieces of rectangular steel plates, above and below two pieces of steel plate lengths of both sides are more than
Two blocks of steel plates, both sides steel plate outreach are the half of prefabricated reinforced concrete column depth of section.
Wherein, steel bushing head is attached with precast reinforced concrete beam by shear stud, precast reinforced concrete beam end
Portion is provided with tie hoop, prevents the concrete of precast reinforced concrete beam end from shifting to an earlier date conquassation, strengthens end bearing power.
Wherein, two pieces of friction mild steel plates are individually positioned in the inner surface of steel bushing head both sides steel plate, and friction mild steel plate,
Steel bushing head correspondence position punches, and is closely connected by penetrating will rub mild steel plate, steel bushing head of bolt, bolt both sides fastening nut.
Wherein, the both ends protruding bar of each precast reinforced concrete beam, prefabricated reinforced concrete column, and in connecting node area
With contiguous prefabricated reinforced beam, prefabricated reinforced concrete column protruding bar sleeve connection or be welded to connect.
Wherein, between precast reinforced concrete beam and prefabricated reinforced concrete column connecting node both sides built-in pipe, along prefabricated
Axially arranged another Gen Houjiao nodes area built-in pipe of reinforced beam, so that presstressed reinforcing steel runs through tensioning.
Wherein, 10mm~20mm is left between precast reinforced concrete beam, prefabricated reinforced concrete column and former frame structure
Grouting seam, after the completion of bolt connection, using cement mortar joint seal and by the good grouting material of mixing pour into grouting seam.
Wherein, the end size that precast reinforced concrete beam is connected with steel bushing head is less than the main body of precast reinforced concrete beam
Portion size, after steel bushing headgear is in precast reinforced concrete beam end, steel bushing head external dimensions and precast reinforced concrete beam
Main part size it is consistent.
Beneficial effect：The structure of attached assembling type node power consumption frame strengthening, tool outside a kind of existing framework of the present utility model
There is following beneficial effect：
1st, the reinforcement means of outer auxiliary frame frame, it is to combine additional framework by effective measures with original structure, is formed
One new overall structure, realizes the lifting of overall structure shock resistance.Outer auxiliary frame frame not only carries energy with the antidetonation of its own
The integrally-built shock resistance that power and energy dissipation capacity are contributed to after reinforcing, it can also improve the stress and distorted pattern of original structure
Formula, form structure and more reasonably damage surrender mechanism, so that the shock resistance of original structure is more fully utilized.
2nd, the beam and column of outer auxiliary frame frame can be completed prefabricated in factory or job site, and situ wet operation is few, environmental pollution
It is small, construction quality is controlled, improves efficiency of construction.Reinforcement is completed outside building, does not destroy the inside fitting of building,
Interior of building activity is not influenceed, meets the design concept of " side reinforcing edge use ".
3rd, the Self-resetting of structure is realized by the presstressed reinforcing steel in outer auxiliary frame frame, using the steel bushing head of joint cores with rubbing
The frictional rotation consumed energy of mild steel plate is wiped, reduces the residual deformation of structure in itself, controls damage position.
Brief description of the drawings
Fig. 1 is the utility model China and foreign countries auxiliary frame frame joint structure schematic diagram；
Fig. 2 is the utility model China and foreign countries auxiliary frame frame joint structure detail drawing；
Fig. 3 is the utility model China and foreign countries auxiliary frame frame joint structure front view；
Fig. 4 is the utility model China and foreign countries auxiliary frame frame joint structure side view；
Fig. 5 is the utility model China and foreign countries auxiliary frame frame joint structure top view；
Fig. 6 is the utility model Central Plains circuit theory schematic diagram；
Fig. 7 is that the utility model Central Plains frame structure reinforces face front view；
Fig. 8 is the utility model Central Plains frame structure top view；
Fig. 9 is the attached circuit theory schematic diagram in the utility model China and foreign countries；
Figure 10 is the utility model China and foreign countries auxiliary frame frame structure front view；
Figure 11 is the utility model China and foreign countries auxiliary frame frame reinforcement means schematic diagram；
Figure 12 is that the attached frame strengthening in the utility model China and foreign countries completes schematic diagram；
Figure 13 is that the attached frame strengthening in the utility model China and foreign countries completes top view；
In figure：1- original frameworks, the outer auxiliary frame framves of 2-, 3- precast reinforced concrete beams, 4- prefabricated reinforced concrete columns, 5- are pre-buried
Pipe, 6- protruding bars, 7- protruding bars, 8- beam-ends weaken face, 9- steel bushing heads, 10- friction mild steel plates, 11- steel plates, 12- both sides
Steel plate, 13- steel bushing head anchor holes, 14- anchor holes, 15- built-in pipes, 16- presstressed reinforcing steels, 17- anchor bolts, 18- anchorage nuts,
19- anchor holes, 20- anchor bolts, 21- grouting materials.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
The utility model discloses a kind of structure of attached assembling type node power consumption frame strengthening outside existing framework.Utility model
Thinking is：Outer auxiliary frame frame 2 is combined with former framework 1 by effective measures, a new overall structure is formed, using outer attached
The steel bushing first 9 of frame joint core space and the frictional rotation consumed energy of mild steel plate 10, control damage position.
As shown in figure 1 to figure 13, the utility model includes former framework 1 to be reinforced, outer auxiliary frame frame 2 and between the two
Connecting elements.Outer auxiliary frame frame 2 is first 9, joint cores by precast reinforced concrete beam 3, prefabricated reinforced concrete column 4, steel bushing
Mild steel plate 10 grade of rubbing composition, and after pour bean column node, tensioning unbonded prestressing tendon 16 assembles integral.Steel bushing first 9 is by four
Block rectangular steel plates are welded, and two blocks of both sides steel plates 12 are longer, and two blocks of steel plates 11 of upper and lower sides are shorter, the swinging radius of both sides steel plate 12
From the half for prefabricated reinforced concrete column depth of section.The end size that precast reinforced concrete beam 3 is connected with steel bushing first 9 is small
In the main part size of precast reinforced concrete beam 3, form beam-ends and weaken face 8, to put steel bushing first 9；First 9 sets when steel bushing
Behind the end of precast reinforced concrete beam 3, first 9 external dimensions of steel bushing and the main part size one of precast reinforced concrete beam 3
Cause.Steel bushing first 9 is attached with precast reinforced concrete beam 3 by shear stud, the end set spiral shell of precast reinforced concrete beam 3
Stirrup is revolved, prevents its end concrete from shifting to an earlier date conquassation, further enhances precast beam end bearing power.
Precast reinforced concrete beam 3 is prefabricated in the factory with prefabricated reinforced concrete column 4, pre-buried pipeline and outside every
Certain distance stays connecting hole, and anchor hole 19 and deashing are beaten in former framework relevant position.By precast reinforced concrete beam 3, prefabricated
After reinforced column 4 lifts in place, the position injecting glue, plant anchor bolt 20, fastening nut that pass through in corresponding anchor hole 19 connect
Connect.Former framework 1, the anchor hole 19 of outer auxiliary frame frame 2 should avoid former framework 1, vertical muscle, stirrup and construction inside outer auxiliary frame frame 2
Muscle, and avoid joint cores.
Friction mild steel plate 10 is placed on the inner surface of the both sides steel plate 12 of joint cores both sides steel bushing first 9, and in steel
Pullover 9, the friction correspondence position of mild steel plate 10 beat steel bushing head anchor hole 13 and anchor hole 14, ensure steel bushing head anchor hole 13 and anchoring
The through connection of hole 14.Anchored by penetrating anchor bolt 17, the both sides fastening nut 18 of bolt 17 is by steel bushing is first 9, friction mild steel plate
10 close connections.
As shown in Figures 3 to 5, precast reinforced concrete beam 3, the both ends protruding bar 6 of prefabricated reinforced concrete column 4 and overhanging
Reinforcing bar 7, and in joint cores and contiguous prefabricated reinforced beam 3, the protruding bar 6 of prefabricated reinforced concrete column 4 and overhanging
The sleeve connection of reinforcing bar 7 is welded to connect.Precast reinforced concrete beam 3 leaves built-in pipe 5 in the axial direction, is worn in built-in pipe 5 pre-
Stress rib 16.Precast reinforced concrete beam 3, the joint cores of prefabricated reinforced concrete column 4 are before rear pouring concrete, in node
Another built-in pipe 15 is set up between both sides precast beam built-in pipe 5, so that presstressed reinforcing steel 16 runs through tensioning.
Node is poured after outer auxiliary frame frame 2 and uses template formwork, using cement mortar joint seal；Pouring concrete strength grade should afterwards
Precast reinforced concrete beam 3, the strength grade of concrete of prefabricated reinforced concrete column 4 are equal to or slightly higher than, and is poured after node
After concrete reaches some strength level, presstressed reinforcing steel 16 is penetrated from beam-ends built-in pipe 5, using jack tension, and prefabricated
The end of reinforced beam 3 is anchored.
As shown in Fig. 6 to Figure 13,10mm~20mm grouting seam is left between outer auxiliary frame frame 2 and former framework 1, in bolt 20
After the completion of connection, grouting seam is poured into using cement mortar joint seal and by the good grouting material 21 of mixing.Grouting material 21 is one kind by water
Mud, gather materials (or without gather materials), the raw material such as additive and mineral admixture have the dry of rational gradation composition through industrialized production
Batch mixing.Because the mobility of grouting material 21 is strong, there is excellent self-compacting ability, thus grouting material 21 pour into after need not stir i.e.
All spaces can be filled.
Described above is only preferred embodiment of the present utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (9)
1. the structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework, including former framework to be reinforced, outer auxiliary frame
Frame, it is characterised in that：Outer auxiliary frame frame includes precast reinforced concrete beam, prefabricated reinforced concrete column, is set in precast reinforced mix
Coagulate steel bushing head, precast reinforced concrete beam and the friction mild steel in prefabricated reinforced concrete column connecting node region of native beam end
Plate, the steel bushing head other end are connected with friction mild steel plate；Former framework and precast reinforced concrete beam, the company of prefabricated reinforced concrete column
Position punching, and injecting glue, implantation anchor rib in hole are connect, former framework and outer auxiliary frame is rack-mounted with integral；Prestressing without bondn
Muscle is penetrated in precast reinforced concrete beam, tensioning unbonded prestressing tendon, and after pour precast reinforced concrete beam, precast reinforced mixed
The connecting node of solidifying earth pillar.
2. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 1
It is：Built-in pipe is set in precast reinforced concrete beam, and presstressed reinforcing steel is through in built-in pipe, in precast reinforced concrete beam, in advance
Reinforced column processed is arranged at intervals connecting hole.
3. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 1
It is：Steel bushing head is welded by four pieces of rectangular steel plates, two pieces of steel plate lengths of both sides be more than above and below two blocks of steel plates,
Both sides steel plate outreach is the half of prefabricated reinforced concrete column depth of section.
4. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 3
It is：Steel bushing head is attached with precast reinforced concrete beam by shear stud, and precast reinforced concrete beam end is provided with spiral shell
Revolve stirrup.
5. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 3
It is：Two pieces of friction mild steel plates are individually positioned in the inner surface of steel bushing head both sides steel plate, and in friction mild steel plate, steel bushing head pair
Position is answered to punch.
6. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 1
It is：The both ends protruding bar of each precast reinforced concrete beam, prefabricated reinforced concrete column, and connecting node area with it is adjacent pre-
Reinforced beam processed, prefabricated reinforced concrete column protruding bar sleeve connection or be welded to connect.
7. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 2
It is：Between precast reinforced concrete beam and prefabricated reinforced concrete column connecting node both sides built-in pipe, along precast reinforced coagulation
Tu Liang axially arranged another Gen Houjiao nodes area built-in pipe.
8. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 1
It is：10mm~20mm grouting seam is left between precast reinforced concrete beam, prefabricated reinforced concrete column and former frame structure,
Precast reinforced concrete beam, prefabricated reinforced concrete column and former frame structure are bolted, and mortar and filling are set in grouting seam
Slurry.
9. the structure of attached assembling type node power consumption frame strengthening, its feature outside a kind of existing framework according to claim 1
It is：The end size that precast reinforced concrete beam is connected with steel bushing head is less than the main part chi of precast reinforced concrete beam
Very little, steel bushing headgear is in precast reinforced concrete beam end, the main part of steel bushing head external dimensions and precast reinforced concrete beam
Size is consistent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523815.7U CN206942196U (en) | 2017-05-12 | 2017-05-12 | The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523815.7U CN206942196U (en) | 2017-05-12 | 2017-05-12 | The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978911A (en) * | 2017-05-12 | 2017-07-25 | 东南大学 | The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework |
| CN109881777A (en) * | 2019-03-05 | 2019-06-14 | 山东建筑大学 | A kind of assembled high tenacity cement-base composite material bean column node |
| CN110552423A (en) * | 2018-05-30 | 2019-12-10 | 罗大威 | Dry method connecting joint for assembling type building concrete beam, column and concrete node member |
-
2017
- 2017-05-12 CN CN201720523815.7U patent/CN206942196U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978911A (en) * | 2017-05-12 | 2017-07-25 | 东南大学 | The structure of attached assembling type node power consumption frame strengthening outside a kind of existing framework |
| CN106978911B (en) * | 2017-05-12 | 2022-08-26 | 东南大学 | Existing frame attaches reinforced structure of assembled node power consumption frame outward |
| CN110552423A (en) * | 2018-05-30 | 2019-12-10 | 罗大威 | Dry method connecting joint for assembling type building concrete beam, column and concrete node member |
| CN109881777A (en) * | 2019-03-05 | 2019-06-14 | 山东建筑大学 | A kind of assembled high tenacity cement-base composite material bean column node |
| CN109881777B (en) * | 2019-03-05 | 2024-03-22 | 山东建筑大学 | Assembled high-toughness cement-based composite material beam column joint |
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