Joint bar constructing structure and method
Technical field
The present invention relates to technical field of building construction, be specifically related to a kind of joint bar constructing structure and method.
Background technology
Joint bar is not tie more than lower floor with class A of geometric unitA or superstructure reinforcing bar radical with superstructure at basal layer or understructure
Reserved steel bar in understructure is needed to stretch into the reinforcing bar that superstructure overlaps with class A of geometric unitA with superstructure during the reinforcing bar radical of structure.
Joint bar when joint bar is divided into the basic joint bar of vertical member and vertical member variable cross-section to need anchoring substantially.
In existing building structure, it is usually before basis or understructure carry out concreting, according to the construction designed
Blueprint determines joint bar position, then directly carries out joint bar by joint bar location line, and the reinforcing bar bottom of insertion uses certain fixed knot
Structure is connected firmly;Or it is previously inserted reinforcing bar composition prefabricated components.Above-mentioned joint bar construction typically may be only available for joint bar essence
Spend less demanding project situation, such as some traditional cast-in-place concrete structures;And for the higher engineering of joint bar required precision
Situation, the construction of above-mentioned joint bar obviously cannot meet the requirement of these project situation, mix especially for assembled integral in recent years
Xtah Crude Clay structure applies situation the most widely in modern civil engineering, and joint bar construction precision requires more and more higher.
Assembled monolithic concrete structure is by precast concrete or parts by reinforcing bar, connector or Shi Hanzhang in addition
Connecting and poured in place concrete, it combines the advantage of cast-in-place monolithic construction and prefabricated construction, saves template,
Reduce engineering cost, globality and the shock resistance of engineering can be improved again.Assembled monolithic concrete structure typically has two kinds of situations,
When floor is skyscraper, assembled monolithic concrete structure mainly includes that lower floor's cast-in-place concrete structure, upper strata assembled are mixed
Xtah Crude Clay structure and be arranged at transition zone between the two, wherein transition zone is as lower floor's cast-in-place concrete structure and upper strata assembled
The conversion layer of xoncrete structure uses cast-in-place concrete structure;When floor is low-rise building or tier building, assembling entirety
Formula xoncrete structure includes basal layer, upper strata prefabricated concrete structure, and basal layer uses cast-in-place concrete structure.Above-mentioned two
Planting in assembled monolithic concrete structure, can the prefabricated components of composition upper strata prefabricated concrete structure be installed smoothly and directly depend on
In transition layer structure or the construction quality of base layer structure, therefore assembled monolithic concrete structure is constructed for the joint bar of transition zone
The joint bar construction precision of precision or basal layer requires to require high compared to traditional joint bar construction precision, and technology requires the most more
Add harsh.Owing to joint bar construction quality directly affects the installation of upper strata prefabricated components, if transition zone joint bar constructing structure or base
Plinth layer joint bar constructing structure is inaccurate, and upper strata prefabricated components can be caused cannot to install or cause body of wall entirety positioning to deform smoothly,
Need a kind of joint bar constructing structure that can improve joint bar construction precision and method the most at present badly.
Chinese patent literature CN205012665U discloses the temporary fastening device of a kind of concrete walls joint bar, including respectively against in
The twice arranged outside interior socket muscle and outside outer socket muscle position bar along wall direction, along solid inside the bar of location, wall direction described in per pass
Surely bar is fixed in the vertical wall direction having multiple tracks spaced, and described vertical wall direction is fixed bar and is perpendicular to described along location, wall direction bar,
And being close proximity to joint bar, described vertical wall direction is fixed bar and is fixed bar colligation in joint bar with described along wall direction;Along wall described in twice
Being fixedly connected with, between the bar of location, direction, the vertical wall direction drawknot bar that multiple tracks is spaced, described vertical wall direction drawknot bar is vertical
Bar is positioned along wall direction in described.In addition this patent documentation also discloses by the temporary fastening device structure of concrete walls joint bar
The joint bar constructing structure become, after the temporary fastening device of concrete walls joint bar is completed, completes it at reinforced concrete wall joint bar
Afterwards, before concreting completes, this device colligation is fixed on the joint bar higher than concrete surface to be poured.This joint bar construction knot
Although structure can avoid reinforcing bar to deform to a certain extent, there is following problem: first, bar is fixed in vertical wall direction
And fix between bar and joint bar, need to carry out one by one colligation along wall direction so that device integral installation structure complexity is time-consuming, constructor
Member operates also inconvenient, and the incorrect situation of device installation site once occurs, needs again a pair above-mentioned colligation knot
Structure unbinds, and seriously delays project progress;Second, bar is fixed in vertical wall direction and suitable wall direction is fixed and adopted between bar and joint bar
Binding structure to fix intensity general, only some abuts against vertical wall direction and fixes on bar joint bar, once runs into mixed
Solidifying soil crosses situation of shaking, and binding structure is still easy to occur to loosen, and the situation of joint bar displacement and deformation inevitably occurs,
The most still the body of wall positioning of composition can be caused to deform, not reach preferable joint bar locating effect.
Summary of the invention
The technical problem to be solved is to provide a kind of joint bar constructing structure that can improve joint bar construction precision and side
Method.
In order to solve above-mentioned prior art problem, the present invention realizes by the following technical solutions:
Joint bar constructing structure of the present invention, including inserting the joint bar to be positioned of body of wall and being arranged on the joint bar on joint bar top to be positioned calmly
Position device, described joint bar positioner includes that positioning body, described positioning body are provided with to be agreed with one by one plug for joint bar to be positioned
Hole, location and several passages that vibrates passed for vibrating spear, described joint bar positioner is arranged on concreting finished surface
Or more than concreting finished surface.Present configuration is simple, it is only necessary to joint bar to be positioned agrees with insertion location hole, then root
Border service condition adjusts the installation site of joint bar positioner factually, and the hole, location agreed with circumference can limit joint bar position, prevents
Joint bar is subjected to displacement and deformation in follow-up concreting process, thus accurately positions joint bar, and the passage that vibrates can supply
Vibrating spear is through vibration uniform to concrete in the casting process facilitate later stage concrete, and the joint bar positioner in the present invention is relative
The template used in concreting process is the structure being independently arranged, therefore, it is possible to freely install and remove, and thus can be real
The recycling of existing joint bar positioner, joint bar positioner is arranged on concreting finished surface or more than, it is possible to protect
Joint bar below card mixed insertion muscle positioner can accurately be installed, and the most beneficially body of wall is accurately installed with superstructure and is connected, undetermined
Position joint bar agrees with hole, insertion location, agrees with and refers to ensure the stable installation on joint bar of the joint bar positioner, and concrete
The power that operation of vibrating in casting process produces moves insufficient for joint bar positioner;And when the external world is applied to joint bar positioner
On power big the most to a certain extent time can adjust the position of joint bar positioner, but the structure of joint bar positioner will not be caused
Damage.
As the further improvement of above-mentioned joint bar constructing structure, the superstructure of described wall connecting is prefabricated components.Assembling entirety
Formula xoncrete structure typically has two kinds of situations, and when floor is skyscraper, assembled monolithic concrete structure mainly includes lower floor
Cast-in-place concrete structure, upper strata prefabricated concrete structure and be arranged at transition zone between the two, wherein transition zone as under
Layer cast-in-place concrete structure uses cast-in-place concrete structure with the conversion layer of upper strata prefabricated concrete structure;When floor is the end
When layer building or tier building, assembled monolithic concrete structure includes basal layer, upper strata prefabricated concrete structure, basal layer
Use cast-in-place concrete structure.No matter which kind of structure above-mentioned, the superstructure of wall connecting is prefabricated components, assembled integral
Xoncrete structure requires to require to exceed perhaps compared to traditional joint bar construction precision for the joint bar construction precision of transition zone or basal layer
Many, technology requires the most harsh, therefore for the joint bar of transition zone body of wall or basal layer, selects inserting of the invention described above
Muscle constructing structure can ensure transition zone body of wall or basal layer body of wall joint bar precision effectively, so that assembled integral concrete
The integral wall position of structure is accurate, does not occur positioning to deform.
Further, the distance between joint bar positioner and concreting finished surface is concreting finished surface and prefabricated structure
The height of horizontal joint between part.After concreting is complete, transition zone or basal layer need the set with prefabricated components bottom
Cylinder abutting joint, can leave gap at vertical direction between transition zone or basal layer and prefabricated components after abutting joint, this seam
Gap is the horizontal joint between concreting finished surface and prefabricated components, owing to this horizontal joint needs to carry out grouting operation, for
Ensure being connected firmly of transition zone or basal layer and prefabricated components, be positioned at the joint bar at horizontal joint and be also required to be held in position as far as possible
Accurately do not deform positioning, arranges joint bar positioner according to said structure, be possible not only to ensure concreting finished surface with
Under joint bar accurately install, moreover it is possible to ensure that the joint bar at transition zone or basal layer and prefabricated components horizontal joint does not deform positioning,
And joint bar more than horizontal joint energy after transition zone or basal layer walls concrete pour and horizontal joint grouting operation is complete
Enough again regulate, be thus further ensured that the integral wall position of assembled monolithic concrete structure is the most accurate, install the most suitable
Profit, does not occur positioning to deform.
Further, described joint bar positioner is 20mm with the spacing of concreting finished surface, under this distance condition,
Joint bar location is the most accurate, and the integral wall position of assembled monolithic concrete structure is the most accurate, installs the most smooth.
As the further improvement of above-mentioned joint bar constructing structure, described positioning body is to be provided with hole, location and the location of the passage that vibrates
Plate, described location-plate is provided with angle steel in one week, and this angle steel can arrange angle steel in one week, in concreting process, especially by location-plate
It is device entirety can to play reinforcement effect in the process of vibrating, and anti-locking apparatus is structural instability under the active force that vibrates, thus protects
Demonstrate,prove the stability of joint bar constructing structure.
As the further improvement of above-mentioned joint bar constructing structure, the diameter 1-3mm bigger than the diameter of joint bar to be positioned in hole, described location.
Under this condition, joint bar constructing structure agrees with effect between hole, location and joint bar best, it is possible to ensure that joint bar positioner is being inserted
Stable installation on muscle, and concreting process is vibrated operation produce power move insufficient for joint bar positioner;
And when the external world be applied to the power on joint bar positioner big the most to a certain extent time can not adjust the position of joint bar positioner, but not
The structure of joint bar positioner can be caused damage.
Present invention also offers a kind of joint bar construction method using above-mentioned joint bar constructing structure, comprise the following steps:
(I) body of wall is carried out joint bar, while joint bar, every joint bar to be positioned is checked one by one, then by fixing
Joint bar bottom is fixed by structure;
(II) after complete for the insertion of all joint bars to be positioned, joint bar entirety to be positioned is checked;
(III) joint bar positioner is arranged at the top of joint bar to be positioned, and described joint bar positioner includes positioning body, institute
State positioning body to be provided with and agree with the hole, location plugged one by one for joint bar to be positioned and several are logical for vibrating of passing of vibrating spear
Road, inserts joint bar to be positioned hole, location one by one and is connected therewith;
(IV) joint bar positioner is adjusted more than concreting finished surface or concreting finished surface.
Use above-mentioned joint bar construction method, twice joint bar checked and joint bar position is accurately positioned by joint bar positioner
Enable to each reinforcing bar inserting body of wall the most accurately installed, thus prevent joint bar position in later stage concreting process
Move and deformation so that joint bar constructing structure is more stable, thus beneficially body of wall is installed accurately, smoothly with superstructure and is connected.
As the further improvement of above-mentioned joint bar construction method, the superstructure of described wall connecting is prefabricated components.Assembling entirety
Formula xoncrete structure requires to require to exceed compared to traditional joint bar construction precision for the joint bar construction precision of transition zone or basal layer
Many, technology requires the most harsh, therefore for the joint bar of transition zone body of wall or basal layer, selects the invention described above
Joint bar constructing structure can ensure transition zone body of wall or basal layer body of wall joint bar precision effectively, so that assembled integral coagulation
The integral wall position of soil structure is accurate, does not occur positioning to deform.
Further, joint bar positioner is adjusted to by step (IV) keep at a certain distance away with concreting finished surface, should
Distance is the height of horizontal joint between concreting finished surface and prefabricated components.According to the method described above joint bar is constructed, not only
Can ensure that the joint bar of below concreting finished surface is accurately installed, moreover it is possible to ensure transition zone or basal layer and prefabricated components level
The joint bar of seam crossing does not deform positioning, and joint bar more than horizontal joint transition zone or basal layer walls concrete pour with
And horizontal joint grouting operation complete after can again regulate, so that the integral wall of assembled monolithic concrete structure
Body position is accurate, does not occur positioning to deform.
Further, described joint bar positioner and concreting finished surface spacing distance are 20mm.Under this distance condition,
Joint bar location is the most accurate so that the integral wall position of assembled monolithic concrete structure is accurate, does not occur positioning to deform.
Below by way of accompanying drawing and detailed description of the invention, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is joint bar constructing structure of the present invention.
Fig. 2 is one of joint bar positioner schematic diagram in the present invention.
Fig. 3 is along line B-B sectional view in Fig. 2.
Fig. 4 is along line A-A sectional view in Fig. 2.
Fig. 5 is in the present invention the two of joint bar positioner schematic diagram.
Detailed description of the invention
Below by way of present invention application in assembled monolithic concrete structure to the joint bar constructing structure in the present invention and joint bar
Construction method elaborates.
As it is shown in figure 1, the transition zone 1 in assembled monolithic concrete structure is carried out joint bar construction, superstructure is corresponding
Prefabricated components 3, transition zone 1 as the transformational structure between prefabricated components 3 and understructure in-situ concrete wall, need into
One step explanation, joint bar 120 to be positioned typically uses stirrup to tie up in joint bar 120 bottom to be positioned after inserting transition zone 1 body of wall
Ligation structure is fixed, and stirrup binding structure here is different according to concrete condition of construction structure, when joint bar 120 to be positioned exists
When the position that lower floor's in-situ concrete wall is corresponding exists reinforcing bar, just directly joint bar 120 to be positioned is connected with these reinforcing bars, when
Joint bar 120 to be positioned, when the position that lower floor's in-situ concrete wall is corresponding does not has reinforcing bar, needs at lower floor's in-situ concrete wall
Reinforcing bar on the new additional bar of colligation, then additional bar is carried out colligation with joint bar 120 to be positioned and fixes, thereby guarantee that it
It is not subjected to displacement, existing attachment structure between transition zone 1 and its understructure in-situ concrete wall, prefabricated knot not shown in figure
The bottom of structure 3 is provided with and joint bar 120 sleeve 310 one to one to be positioned, and joint bar constructing structure includes inserting transition zone 1 wall
The joint bar to be positioned 120 of body and be arranged on the joint bar positioner 2 on joint bar 120 top to be positioned, joint bar positioner 2 energy
Enough the joint bar to be positioned 120 that it is following is positioned one by one, prevent these joint bars 120 to be positioned be subjected to displacement and deform, this joint bar
Distance d between concreting finished surface 110 on positioner 2 and transition zone 1 is the complete transition afterwards of concreting
Horizontal joint height between layer 1 and prefabricated components 3, this distance preferably 20mm, joint bar location is the most accurate with this understanding,
The integral wall position that in-situ concrete wall, transition zone 1, prefabricated components 3 three are constituted is the most accurate, and body of wall will not run
Position deformation.
As shown in Figure 2-5, joint bar positioner 2 includes that positioning body 210, described positioning body 210 are provided with for be positioned
Joint bar 120 agrees with the hole 212, location plugged and several passages 211 that vibrates passed for vibrating spear, preferred orientation hole one by one
The diameter of 212 is than the joint bar 120 big 2mm of diameter to be positioned so that joint bar 120 to be positioned just agrees with hole 212, location so that
Joint bar positioner 2 entirety is stable on joint bar 120 to be positioned installs, and vibrates what operation produced in concreting process
Power moves insufficient for joint bar positioner;And when the external world be applied to the power on joint bar positioner big the most to a certain extent time can
Adjust the position of joint bar positioner, but the structure of joint bar positioner will not be caused damage, sized by positioning body 210
The square location-plate identical with transition zone 1 upper surface, the passage 211 that vibrates for being arranged on through hole of the same size on square plate, this
A little through holes are located along the same line, and thereby guarantee that during vibrating, concrete vibrating is uniform, and square plate is welded with angle steel 220 in one week,
Joint bar positioner 2 reinforced by angle steel 220, extends its service life, between two through holes respectively of two ends, square plate left and right
Being respectively provided with angle cleat 220 and square plate reinforcing angle 230, reinforcing angle 230 plays reinforces joint bar positioner 2 further
Effect, angle steel 220 and reinforcing angle 230 be bottom surface and be welded on square plate, vertical on reinforcing angle 230 square plate between
Every being provided with the gate shape handle 240 that two round steel are constituted, joint bar positioner 2 entirety is made up of galvanized steel.
The joint bar construction method using above-mentioned joint bar constructing structure comprises the following steps:
(I) body of wall carrying out joint bar, described body of wall is the transition zone being connected between in-situ concrete wall and prefabricated components 3
Body of wall 1, releases joint bar location line in body of wall side before joint bar construction, this joint bar location line is drawn by the control line of floor, should
Control line is drawn from first floor datum mark, and joint bar position is determined by the joint bar location line according to releasing, after determining position,
Every joint bar 120 to be positioned is checked one by one simultaneously, then by fixed structure, joint bar 120 bottom to be positioned is fixed,
Fixed structure is joint bar 120 to be positioned to carry out the stirrup that colligation is fixing, when joint bar 120 to be positioned is at lower floor's cast-in-place concrete wall
When the position that body is corresponding exists reinforcing bar, just directly joint bar 120 to be positioned is connected with these reinforcing bars, when joint bar 120 to be positioned exists
When the position that lower floor's in-situ concrete wall is corresponding does not has reinforcing bar, need colligation on the reinforcing bar of lower floor's in-situ concrete wall new
Additional bar, then carries out colligation by additional bar with joint bar 120 to be positioned and fixes;
(II) all joint bars 120 to be positioned are inserted complete after joint bar 120 entirety to be positioned is checked, again check
Joint bar 120 position to be positioned ensures that follow-up joint bar positioner 2 can accurately be installed;
(III) joint bar positioner 2 is arranged at the top of joint bar 120 to be positioned, and described joint bar positioner 2 includes location
Main body 210, positioning body 210 described in described joint bar positioner 2 is provided with to agree with one by one for joint bar 120 to be positioned and plugs
Hole 212, location and several passages 211 that vibrates passed for vibrating spear, insert hole 212, location one by one by joint bar 120 to be positioned
And be connected therewith;
(IV) joint bar positioner 2 is adjusted at concreting finished surface more than 110, joint bar positioner 2 is adjusted to
Keeping at a certain distance away d with concreting finished surface 110, this distance d is concreting finished surface 110 and prefabricated components 3
Between the height of horizontal joint, described joint bar positioner 2 is 20mm with concreting finished surface 110 spacing distance d.
Use above-mentioned joint bar construction method, twice joint bar checked and joint bar position is accurately positioned by joint bar positioner
Enable to each reinforcing bar inserting body of wall the most accurately installed, thus prevent joint bar position in later stage concreting process
Move and deformation so that joint bar constructing structure is more stable, thus beneficially body of wall is installed smoothly with upper strata prefabricated components.Assembled integral
Xoncrete structure requires to require high compared to traditional joint bar construction precision for the joint bar construction precision of transition zone, technology
Requiring the most harsh, therefore for transition zone body of wall joint bar, the joint bar construction method selecting the invention described above can be effective
Ground ensures transition zone body of wall joint bar precision, so that in-situ concrete wall, transition zone body of wall, prefabricated components three composition
Integral wall position is accurate, does not occur positioning to deform.According to the method described above assembled monolithic concrete structure transition zone is inserted
Muscle is constructed, and is possible not only to ensure that the joint bar of below concreting finished surface is accurately installed, moreover it is possible to ensure transition zone and prefabricated components
Joint bar at horizontal joint does not deform positioning, and joint bar more than horizontal joint pours and water at transition zone walls concrete
Carvel joint grouting operation complete after can again regulate, be thus further ensured that in-situ concrete wall, transition zone body of wall,
The integral wall position that prefabricated components three is constituted is accurate, does not occur positioning to deform, described joint bar positioner and concreting
Finished surface spacing distance is 20mm, and under this distance condition, joint bar location is the most accurate, in-situ concrete wall, transition zone, pre-
The integral wall position that component three processed is constituted is the most accurate.The above-mentioned joint bar constructing structure of final employing and joint bar construction method are carried out
After joint bar construction is complete, control at≤3mm all the time by inspection joint bar final position deviation, it is possible to meet assembling entirety well
The requirement to transition zone joint bar construction precision of the formula xoncrete structure.
Based on body of wall during layer, joint bar constructing structure and method and above-mentioned body of wall as joint bar constructing structure during transition zone and
Method is identical, and simply base layer structure is different from transition zone wall body structure, and the steel with basal layer is being inserted after body of wall in the bottom of joint bar
Muscle or additional reinforcing bar carry out colligation, based on layer cast-in-place concrete structure and as the cast-in-place concrete structure of transition zone
It is prior art, does not therefore repeat at this.