CN208946390U - Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind - Google Patents
Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind Download PDFInfo
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- CN208946390U CN208946390U CN201820895787.6U CN201820895787U CN208946390U CN 208946390 U CN208946390 U CN 208946390U CN 201820895787 U CN201820895787 U CN 201820895787U CN 208946390 U CN208946390 U CN 208946390U
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Abstract
This application involves moulding board of precast beam manufacturing technology fields more particularly to one kind, and beam body quality and easy-to-dismount moulding board of precast beam can be improved.The moulding board of precast beam includes panel, main support rod, vertical supporting bar and transverse support bar；Main support rod is close to the back side setting of panel, also, the shape of main support rod is consistent with the curved shape of panel；Vertical supporting bar is arranged perpendicular to the ground, and vertical supporting bar is connected with the upper end of panel, main support rod, wherein vertical supporting bar is located at the outside of the ear muscle of beam body；Transverse support bar is set to middle part and the lower position of panel, and the both ends of transverse support bar are connected with main support rod and vertical supporting bar respectively；Panel at the diaphragm plate of beam body, structure type wide at the top and narrow at the bottom according to diaphragm plate, inner wide and outer narrow are accordingly arranged, wherein the most narrow portion position of diaphragm plate meets design requirement.The quality of precast beam can be effectively controlled in moulding board of precast beam provided by the present application, and easy to disassemble, can reduce labor intensity.
Description
Technical field
This application involves moulding board of precast beam manufacturing technology fields more particularly to one kind, and beam body quality and easy to disassemble can be improved
Moulding board of precast beam.
Background technique
Precast beam is to use prefabrication, then be transported to construction site and carry out the fixed beam of installation by design requirement position.System
When making precast beam, first according to selection comprehensive the characteristics of engineering project, planning and construction precast beam place, then according to precast beam
The design feature of body designs and production moulding board of precast beam, installs the framework of steel reinforcement of moulding board of precast beam and beam body later, finally pours
Concrete, after reaching design requirement to concrete strength, form removal.
Moulding board of precast beam generally comprises the end head formwork of the outboard template of middle section, both ends, and prefabricated case beam further includes interior
Template.Precast beam outboard template is to be made of panel, the small vertical and horizontal rib of panel and greatly vertical and horizontal to supporting rod, installs Shi Xianan
Outboard template is filled, then end head formwork is installed, will be connected firmly between template and accurately adjusts position.Installation fix template it
Afterwards, bottom, web reinforcement are lifted and enters mould, for box beam, internal model is installed again after lifting reinforcing bar, carried out two later and pick up the ears muscle comb
Shape plate and roof steel bar installation, prefabricated case beam also need to install internal model back-pressure shoulder pole girder, last casting concrete.
In moulding board of precast beam manufacturing process, the general structure size and form for only considering pre-erection concrete, it is easy to
Ignore convenience degree when influence of the template to some exposed steel bars or embedded ribs and form removal.If moulding board of precast beam only considers
The elongation of pre-erection concrete, then the big vertical bar of support of outboard template will have a direct impact on the exposed ear muscle of prefabricated beam flange plate,
It needs to adjust in work progress and even breaks curved ear muscle, this will affect the structural strength and matter of the armored concrete at setting ear muscle
Amount；In addition, it is same across precast beam between multiple tracks diaphragm plate be generally set carry out lateral connection, it is prefabricated per a piece of beam when, template
A piece of template is divided into generally according to the spacing of diaphragm plate.After the completion of concreting, when form removal, since template both ends are tight
Diaphragm plate is pasted, stamping die and pulls out template and its difficulty, labor intensity is too big.
Utility model content
This application provides one kind, and beam body quality and easy-to-dismount moulding board of precast beam can be improved, to solve moulding board of precast beam
It influences the construction quality of reinforcing bar and removes difficult problem.
Beam body quality and easy-to-dismount moulding board of precast beam, including panel, main support rod, vertical supporting bar can be improved in one kind
And transverse support bar；
The main support rod is close to the back side setting of the panel, also, the shape of the main support rod and the panel
Curved shape it is consistent；
The vertical supporting bar is arranged perpendicular to the ground, and the vertical supporting bar and the panel, the main support rod
Upper end connection, wherein the vertical supporting bar is located at the outside of the ear muscle of the beam body；
The transverse support bar is set to middle part and the lower position of the panel, and the both ends of the transverse support bar point
It is other to be connected with the main support rod and the vertical supporting bar；
The panel at the diaphragm plate of the beam body, wide at the top and narrow at the bottom, inner wide and outer narrow the knot according to the diaphragm plate
Configuration formula is accordingly arranged, wherein the most narrow portion position of the diaphragm plate meets design requirement.
Optionally, described that beam body quality and easy-to-dismount moulding board of precast beam can be improved, it further include inclined support bar, it is described oblique
Support rod is set to the medium position of the panel, and the both ends of the inclined support bar respectively with the main support rod and described perpendicular
It is connected to support rod.
Optionally, vertical supporting bar bottom is provided with adjustable collet.
Optionally, the mode connected between the main support rod, vertical supporting bar, transverse support bar and inclined support bar is weldering
It connects in succession.
Optionally, the back side of the panel is provided with the transverse and longitudinal ribbed stiffener equidistantly arranged, the ribbed stiffener and described
Panel spot welding connection, the main support rod and the ribbed stiffener are welded to connect.
Optionally, two vertical supporting bar tops of the symmetrically arranged moulding board of precast beam in the beam body two sides it
Between be provided with Screw arbor with nut at both-ends.
Optionally, the panel is the steel plate that thickness is not less than 6mm.
The technical scheme provided by the application includes following advantageous effects:
Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind provided by the present application, and panel, erects main support rod
To passing through welded connecting between support rod, transverse support bar and inclined support bar, wherein after installing template, vertical supporting bar
Position be located at the outside of the exposed ear muscle of beam body, will not be clashed with the position of ear muscle, therefore do not need to break curved or excision
Part ear muscle, can protect the shape of ear muscle and position not to change, and will not influence the construction quality of exposed ear muscle, so that it is guaranteed that
Quality after ear muscle portion position casting concrete；Moulding board of precast beam in beam body diaphragm plate two sides sets diaphragm plate to
Narrow under width, inner wide and outer narrow form, most narrow end is located at diaphragm plate bottom outside, and most narrow end meets the design requirement of diaphragm plate,
The panel of moulding board of precast beam is accordingly arranged according to the structure of diaphragm plate, and in form removal, such structure type is easier
Stamping die and template is pulled out, reduces the labor intensity of form removal significantly, meanwhile, the requirement of diaphragm plate is also met, is made
It meets strength and stiffness demand, plays the role of enough maintenance bridge stabilities.In conclusion precast beam provided by the present application
Template, structural strength, rigidity satisfy the use demand, and do not destroy the original structure of beam body exposed steel bar, it can be ensured that reinforcing bar and beam body
Construction quality, it is easy to disassemble, can reduce striking time and reduce labor intensity.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural representation provided by the embodiments of the present application that beam body quality and easy-to-dismount moulding board of precast beam can be improved
Figure.
Fig. 2 is the position view of moulding board of precast beam provided by the embodiments of the present application installation.
Fig. 3 is the floor map of moulding board of precast beam provided by the embodiments of the present application installation.
Fig. 4 is the top view that moulding board of precast beam provided by the embodiments of the present application is symmetrically installed.
Description of symbols: 1, panel；2, main support rod；3, vertical supporting bar；4, transverse support bar；5, inclined support bar；
6, ribbed stiffener.
Specific embodiment
Attached drawing 1 is please referred to, the figure shows one kind provided by the embodiments of the present application, and beam body quality and easy to disassemble can be improved
Moulding board of precast beam structure.
Beam body quality and easy-to-dismount moulding board of precast beam, including panel 1, main support rod 2, vertical supporting can be improved in one kind
Bar 3 and transverse support bar 4；
The main support rod 2 is close to the back side setting of the panel 1, also, the shape of the main support rod 2 and the face
The curved shape of plate 1 is consistent；
The vertical supporting bar 3 is arranged perpendicular to the ground, and the vertical supporting bar 3 and the panel 1, the main support rod
2 upper end connection, wherein the vertical supporting bar 3 is located at the outside of the ear muscle of the beam body；
The transverse support bar 4 is set to middle part and the lower position of the panel 1, and the two of the transverse support bar 4
End is connected with the main support rod 2 and the vertical supporting bar 3 respectively；
The panel 1 at the diaphragm plate of the beam body, wide at the top and narrow at the bottom, inner wide and outer narrow the knot according to the diaphragm plate
Configuration formula is accordingly arranged, wherein the most narrow portion position of the diaphragm plate meets design requirement.
Precast beam needs to be transported to construction site after precast beam place is prefabricated, is consolidated according to the position of design requirement
Dingan County's dress.It is prefabricated it is beam prefabricated before need design and installation moulding board of precast beam, install template and place the steel of beam body
After tendons skeleton, casting concrete, after reaching requirement to concrete strength, form removal, precast beam body completes.
Moulding board of precast beam generally comprises the template that outside is symmetrical in the middle part of beam body, the end head formwork at both ends, prefabricated case beam
It further include inner template.The case where the embodiment of the present application is mainly when being assembled according to moulding board of precast beam and beam body reinforcing bar and when stamping die
Concrete condition, the adjustment and optimization made for the specific structure of prefabricated beam side.
Such as Fig. 1, the beam body quality and easy-to-dismount moulding board of precast beam provided by the embodiments of the present application of can be improved includes panel
1, main support rod 2, vertical supporting bar 3 and transverse support bar 4.Moulding board of precast beam is all symmetrically arranged in beam body two sides, wherein
Two pieces of panels 1 are oppositely arranged, and beam body reinforcing bar is placed in inside, and then casting concrete forms girder construction；Main support rod 2 is close to face
Plate 1 is arranged, and shape is consistent with the curved shape of panel 1, and when placing reinforcing bar and casting concrete, panel 1 must bear to come from
The pressure of reinforcing bar and concrete, main support rod 2 can play the role of supporting panel 1 and transmission force；The upper end of panel 1 and main branch
The upper end of strut 2 is fixedly connected with vertical supporting bar 3, and vertical supporting bar 3 is stood on ground vertically, on the one hand vertically
It plays a supportive role, the load that template is born on the one hand is transferred to ground；It is also set up between main support rod 2 and vertical supporting bar 3
There is transverse support bar 4, transverse support bar 4 plays cross-brace, can be further assured that template stress equalization, guarantees the steady of template
It is qualitative.
Generally when designing and producing moulding board of precast beam, only considers the structure size and form of pre-erection concrete, ignore
Influence of the template to some exposed steel bars and embedded ribs.It is prefabricated due to only considering in installation template and erection beam body reinforcing bar
The elongation of part beam body concrete, the big vertical bar of support of moulding board of precast beam and the position of the exposed ear muscle of beam body rush frequent occurrence
It is prominent, need to break it is curved even shut off ear muscle, so as to cause when pouring this part concrete of ear muscle portion position, part ear cross dystopia of muscle and tendon position is even
Missing, this not only will affect the construction quality of ear muscle, but also also have significant impact to the concrete quality of this part.
Therefore, such as Fig. 2, the embodiment of the present application the position of vertical supporting bar 3 has been carried out for overall structure to
Outer extension, and corresponding adjustment has been carried out to the panel of template 1, main support rod 2, transverse support bar 4 etc., make 3, vertical supporting bar
It in the outside of exposed ear muscle, will not be clashed with the position of ear muscle, it can be ensured that ear muscle keeps due location and shape, guarantees
The construction quality of ear muscle, further ensures the quality of the armored concrete of this part pouring molding.
Further, since it is same across the structure setting for being distributed multiple tracks diaphragm plate progress lateral connection between precast beam, it is prefabricated every
When one bridge, moulding board of precast beam is divided into the template of minimum unit generally according to the spacing of diaphragm plate.In this way, having poured coagulation
After soil, the both ends of moulding board of precast beam will be close to diaphragm plate, since diaphragm plate is usually wide column structure form, to mixed
Solidifying soil intensity reaches requirement, and when carrying out stamping die and pulling out template, the frictional force between template both ends and diaphragm plate makes this mistake
Journey and its difficulty, labor intensity are too big.
Based on the above reasons, such as Fig. 3 and Fig. 4, traditional diaphragm plate is set wide at the top and narrow at the bottom, inner width by the embodiment of the present application
Outer narrow structure type, the template end positioned at diaphragm plate two sides are accordingly arranged according to the structure of diaphragm plate, wherein Fig. 3 is pre-
The front elevation of beam forms processed, it can be seen that template both ends be from top to bottom it is inclined, accordingly known to positioned at diaphragm plate two sides template
Spacing be form wide at the top and narrow at the bottom, Fig. 4 is the top view for being mounted on the monosymmetric two groups of moulding board of precast beam of beam body, Cong Tuzhong
Dotted line frame inner part can be seen that diaphragm plate is inner wide and outer narrow, form wide at the top and narrow at the bottom, and diaphragm plate is accordingly arranged accordingly.Above structure
The setting of form more meets stamping die and pulls out the stress form of template, can reduce resistance, make to be easier to fall when form removal
Mould and pull out template；Meanwhile the most narrow portion position of diaphragm plate, i.e. diaphragm plate bottom outside position, meet the design of diaphragm plate
It is required that i other words the most narrow portion position of diaphragm plate can meet design requirement, and naturally, remaining position also meets after casting concrete
Design requirement.
Optionally, described that beam body quality and easy-to-dismount moulding board of precast beam can be improved, it further include inclined support bar 5, it is described
Inclined support bar 5 is set to the medium position of the panel 1, and the both ends of the inclined support bar 5 respectively with the main support rod 2 and
The vertical supporting bar 3 connects.
Such as Fig. 1, moulding board of precast beam provided by the embodiments of the present application is additionally provided with inclined support bar 5, in addition to main support rod 2, erects
To except support rod 3 and transverse support bar 4, inclined support bar 5 also plays a supportive role to panel 1, bear from reinforcing bar in panel 1 and
When the load of concrete, inclined support bar 5 can be further assured that the location and shape of panel 1 do not change, and then ensure prefabricated
The stability of beam forms.
Optionally, 3 bottom of vertical supporting bar is provided with adjustable collet.
After building precast beam place well, construction precast pedestal is first had to, is installed again on the basis of precast pedestal prefabricated
Beam forms and placement reinforcing bar.After making precast pedestal, moulding board of precast beam provided by the embodiments of the present application is installed on it, it can
Energy can be because of the reasons such as precast pedestal height or ground out-of-flatness, so that the bottom end of vertical supporting bar 3 does not reach ground, so
One, may result in when moulding board of precast beam is born more energetically can teetertotter, and stability is inadequate, will affect casting coagulation
The quality of armored concrete when native.
Therefore, the embodiment of the present application is provided with adjustable collet in 3 bottom of vertical supporting bar, can be according to 3 bottom of vertical supporting bar
The distance of portion from the ground adjusts the height of adjustable collet, and the patch completely of vertical supporting bar 3 is made on the ground, to enhance moulding board of precast beam
Stability, it is ensured that construction quality.
Optionally, the mode connected between the main support rod 2, vertical supporting bar 3, transverse support bar 4 and inclined support bar 5
To be welded to connect.
Main support rod 2, vertical supporting bar 3, transverse support bar 4 and the inclined support bar 5 connected using welding manner, globality
Good, connection each other all very securely, can preferably play a role in support and transmission force, improve moulding board of precast beam
Stability.Compared with the connection types such as bolt, when without worrying mobile and operating screw or nut lose and each portion for making it
Between can not connect, whether securely all have to check for being bolted as long as ensuring that weld strength is enough, when being unlikely to use every time.Weldering
The stability connect in succession is good, and bonding strength is enough, and check problem is simple.
Optionally, the back side of the panel 1 is provided with the transverse and longitudinal ribbed stiffener 6 equidistantly arranged, the ribbed stiffener 6 and institute
1 spot welding of panel connection is stated, the main support rod 2 and the ribbed stiffener 6 are welded to connect.
To further ensure that panel has enough abilities for bearing static load and dynamic load, the embodiment of the present application is also in panel 1
The back side is provided with the transverse and longitudinal ribbed stiffener 6 equidistantly arranged, and ribbed stiffener 6 can resist the deformation of panel 1 and cracking, maintain panel 1
Original shape, to improve the stability of moulding board of precast beam.
It being connected between ribbed stiffener 6 and panel 1 using spot welding, bonding strength is high, it is connected firmly, good integrity.It is being provided with
On the basis of ribbed stiffener 6, main support rod 2 and ribbed stiffener 6 are connected, in contact site using welded connecting.
Optionally, two of the symmetrically arranged moulding board of precast beam in the beam body two sides 3 tops of vertical supporting bar
Between be provided with Screw arbor with nut at both-ends.
Such as Fig. 3, in construction, vertical supporting bar 3 is generally symmetrical arranged using two C-type steels and is fixed together, therefore, top
End middle part has the gap, and can be used for placing Screw arbor with nut at both-ends.The reason of placing Screw arbor with nut at both-ends is, after installing moulding board of precast beam,
When placing reinforcing bar and casting concrete, due to the effect of static load and dynamic load, the position of two sides moulding board of precast beam may occur partially
It moves, also therefore deviate so as to cause the position of reinforcing bar and the concrete that pours, the structural symmetry of beam body is caused to reduce, influence
The construction of beam body and use quality.So Screw arbor with nut at both-ends is arranged in the embodiment of the present application, Screw arbor with nut at both-ends can connect two sides symmetric position
Vertical supporting bar 3, the position of fixed two sides vertical supporting bar 3 guarantees the structural symmetry of two sides moulding board of precast beam, to protect
Demonstrate,prove the structural symmetry and quality of beam body.
Optionally, the panel 1 is the steel plate that thickness is not less than 6mm.
In order to guarantee that the presentation quality of precast beam, template must have enough intensity, rigidity and stability.Therefore, originally
Apply for the steel plate that the panel 1 of embodiment selects thickness to be not less than 6mm, to ensure that the mechanical strength of panel 1 meets construction requirement.
Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind provided by the present application, and panel, erects main support rod
To passing through welded connecting between support rod, transverse support bar and inclined support bar, wherein after installing template, vertical supporting bar
Position be located at the outside of the exposed ear muscle of beam body, will not be clashed with the position of ear muscle, therefore do not need to break curved or excision
Part ear muscle, can protect the shape of ear muscle and position not to change, and will not influence the construction quality of exposed ear muscle, so that it is guaranteed that
Quality after ear muscle portion position casting concrete；Moulding board of precast beam in beam body diaphragm plate two sides sets diaphragm plate to
Narrow under width, inner wide and outer narrow form, most narrow end is located at diaphragm plate bottom outside, and most narrow end meets the design requirement of diaphragm plate,
The panel of moulding board of precast beam is accordingly arranged according to the structure of diaphragm plate, and in form removal, such structure type is easier
Stamping die and template is pulled out, reduces the labor intensity of form removal significantly, meanwhile, the requirement of diaphragm plate is also met, is made
It meets strength and stiffness demand, plays the role of enough maintenance bridge stabilities.In conclusion precast beam provided by the present application
Template, structural strength, rigidity satisfy the use demand, and do not destroy the original structure of beam body exposed steel bar, it can be ensured that reinforcing bar and beam body
Construction quality, it is easy to disassemble, can reduce striking time and reduce labor intensity.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that article or equipment including a series of elements not only include those elements, but also including not arranging clearly
Other element out, or further include for elements inherent to such a process, method, article, or device.Not more
In the case where limitation, the element that is limited by sentence "including a ...", it is not excluded that including process, the side of the element
There is also other identical elements in method, article or equipment.
The above is only the specific embodiment of the application, is made skilled artisans appreciate that or realizing this Shen
Please.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the application.Therefore, the application
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
It should be understood that the application is not limited to the content for being described above and being shown in the accompanying drawings, and can
To carry out various modifications and change without departing from the scope.Scope of the present application is only limited by the accompanying claims.
Claims (7)
1. beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind, which is characterized in that including panel (1), main support
Bar (2), vertical supporting bar (3) and transverse support bar (4)；
The main support rod (2) is close to the back side setting of the panel (1), also, the shape of the main support rod (2) and described
The curved shape of panel (1) is consistent；
The vertical supporting bar (3) is arranged perpendicular to the ground, and the vertical supporting bar (3) and the panel (1), the main support
The upper end of bar (2) connects, wherein the vertical supporting bar (3) is located at the outside of the ear muscle of the beam body；
The transverse support bar (4) is set to middle part and the lower position of the panel (1), and the transverse support bar (4)
Both ends are connected with the main support rod (2) and the vertical supporting bar (3) respectively；
The panel (1) at the diaphragm plate of the beam body, wide at the top and narrow at the bottom, inner wide and outer narrow the structure according to the diaphragm plate
Form is accordingly arranged, wherein the most narrow portion position of the diaphragm plate meets design requirement.
2. according to claim 1 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that also wrap
It including inclined support bar (5), the inclined support bar (5) is set to the medium position of the panel (1), and the inclined support bar (5)
Both ends are connected with the main support rod (2) and the vertical supporting bar (3) respectively.
3. according to claim 1 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that described
Vertical supporting bar (3) bottom is provided with adjustable collet.
4. according to claim 2 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that described
The mode connected between main support rod (2), vertical supporting bar (3), transverse support bar (4) and inclined support bar (5) is to be welded to connect.
5. according to claim 1 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that described
The back side of panel (1) is provided with the transverse and longitudinal ribbed stiffener (6) equidistantly arranged, the ribbed stiffener (6) and the panel (1) spot welding
Connection, the main support rod (2) and the ribbed stiffener (6) are welded to connect.
6. according to claim 1 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that described
It is provided between vertical supporting bar (3) top of two of the symmetrically arranged moulding board of precast beam in beam body two sides to drawing spiral shell
Bar.
7. according to claim 1 can be improved beam body quality and easy-to-dismount moulding board of precast beam, which is characterized in that described
Panel (1) is the steel plate that thickness is not less than 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895787.6U CN208946390U (en) | 2018-06-11 | 2018-06-11 | Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820895787.6U CN208946390U (en) | 2018-06-11 | 2018-06-11 | Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind |
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| Publication Number | Publication Date |
|---|---|
| CN208946390U true CN208946390U (en) | 2019-06-07 |
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ID=66730945
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|---|---|---|---|
| CN201820895787.6U Active CN208946390U (en) | 2018-06-11 | 2018-06-11 | Beam body quality and easy-to-dismount moulding board of precast beam can be improved in one kind |
Country Status (1)
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2018
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