CN210134454U - Integral utility tunnel C type side fascia of environment-friendly prefabricated assembly - Google Patents
Integral utility tunnel C type side fascia of environment-friendly prefabricated assembly Download PDFInfo
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- CN210134454U CN210134454U CN201920071743.6U CN201920071743U CN210134454U CN 210134454 U CN210134454 U CN 210134454U CN 201920071743 U CN201920071743 U CN 201920071743U CN 210134454 U CN210134454 U CN 210134454U
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Abstract
The utility model discloses an integral utility tunnel C type side fascia of environment-friendly prefabricated assembly, include: the main wall board extends along the height direction of the comprehensive pipe gallery and forms a left side wall or a right side wall of the comprehensive pipe gallery, and the two auxiliary wall boards are respectively and oppositely arranged at two ends of the main wall board, so that the main wall board and the two auxiliary wall boards are arranged in a C shape; a plurality of prestressed reinforcements are embedded in the main body wallboard, and the extension direction of the prestressed reinforcements is parallel to the height direction. The utility model discloses an external wall panel sectional area is little, light in weight, simple structure, transportation and hoist and mount are convenient easily to be realized, the prefabricated technology step of mill is simple and easy, production and hoist and mount are with low costs, structural strength and shear resistance are superior, and the site operation pollutes for a short time.
Description
Technical Field
The utility model relates to a utility tunnel technical field indicates an integral utility tunnel C type side fascia of environment-friendly prefabricated assembly especially.
Background
The utility tunnel is built in the city underground and holds two kinds and above municipal pipelines in box culvert tunnel of an organic whole. The urban engineering pipelines of water supply, natural gas, heat, power, communication and the like can be brought into the urban engineering pipelines, the unification of planning, construction and management is realized, and the urban engineering pipelines are important infrastructures and 'life lines' for guaranteeing urban operation. Traditional urban underground pipelines are laid in shallow spaces of roads respectively, the phenomenon of 'zipper roads' is caused due to the fact that the pipelines are increased in capacity, accidents of the pipelines occur frequently, the road surfaces are dug for many times, maintenance cost is increased, and safe operation of the cities is greatly influenced.
The utility tunnel is widely applied as an urban municipal infrastructure, is especially widely popularized in countries in the last two years, and is well-established in various regions. At present, most of the built or under-built partial underground comprehensive pipe galleries are cast in place and are cast in a factory into a whole by centrifugation or vibration to be delivered to a construction site. Both of these methods have significant disadvantages: the cast-in-place box culvert has long construction period, high labor intensity, low efficiency, great influence by weather and field conditions, great pollution to the surrounding environment, unstable construction quality, high cost and pollution to soil; the whole box culvert of batch production, the piping lane shaping is long, and the process steps are loaded down with trivial details, and construction cost is high, and transportation, hoist and mount difficulty, especially large-scale box culvert, production facility and hoisting equipment drop into greatly, and the box culvert of super large specification is difficult to have production facility also can't make.
Disclosure of Invention
The utility model aims at providing an integral utility tunnel C type side fascia of environment-friendly prefabricated assembly, this side fascia sectional area is little, light in weight, simple structure, transportation and hoist and mount are convenient easily realize and the site operation is little to the pollution of soil (this side fascia need not cast-in-place shaping, on-the-spot build can), the prefabricated technology step of mill is simple and easy, production and hoist and mount cost are low, structural strength and shear resistance are superior.
The utility model provides a technical scheme as follows:
the utility model provides an integral utility tunnel C type side fascia of environment-friendly prefabricated assembly, includes:
the main wall board extends along the height direction of the comprehensive pipe gallery and forms a left side wall or a right side wall of the comprehensive pipe gallery, and the two auxiliary wall boards are respectively and oppositely arranged at two ends of the main wall board, so that the main wall board and the two auxiliary wall boards are arranged in a C shape;
a plurality of prestressed reinforcements are buried in the main body wallboard, and the extension direction of the prestressed reinforcements is parallel to the height direction.
In the technical scheme, the external wall panel can realize factory batch prefabrication, so that hoisting and installation can be carried out on site, the construction period is short, the labor input cost is low, the quality is stable, and the pollution is small; due to the arrangement of the prestressed reinforcements, the structural strength and the shear resistance of the main body wall board are improved, the thickness (namely the cross-sectional area) of the main body wall board is reduced, and meanwhile, the weight of the external wall board is reduced, so that the external wall board is convenient to transport and hoist; because the main body wallboard has high structural strength and excellent shearing resistance, and the main body wallboard has no tensile stress, the arrangement of a waterproof structure of the main body wallboard is avoided, and the earth excavation and backfill amount are reduced. In conclusion, the external wall panel has the advantages of small sectional area, light weight, simple structure, convenient transportation and hoisting, easy realization, small pollution to soil by site construction (the external wall panel does not need cast-in-place forming and can be constructed on site), simple and easy factory prefabrication process steps, low production and hoisting cost, and superior structural strength and shear resistance.
Further preferably, a plurality of the prestressed reinforcements are arranged at equal intervals along the length direction of the utility tunnel.
Among this technical scheme, but the prestressing steel equidistance is arranged to make main part wallboard's shearing performance everywhere impartial, improve main part wallboard's overall structure intensity, application scope is wide, and the practicality is strong.
Further preferably, a plurality of the prestressed reinforcements are arranged at unequal intervals along the length direction of the utility tunnel.
In the technical scheme, the prestressed reinforcements can be arranged at unequal intervals, the prestressed reinforcements can be reasonably arranged according to the actual stress condition of the prestressed reinforcements, and the requirement on special engineering strength is met.
Further preferably, the main part wallboard is followed the length direction's of utility tunnel both sides position interval between the prestressing steel is less than the main part wallboard is followed the length direction's of utility tunnel intermediate position interval between the prestressing steel.
Among this technical scheme, the utility tunnel is finally spliced by a plurality of this wallboards and is formed, because there is the splice seam between the adjacent this wallboard, the density of prestressing steel in splice seam department is greater than the density of other positions to improve the shear behavior of splice seam department.
Further preferably, the auxiliary wall board is embedded with an anchoring steel bar for extending into the cast-in-place wall board, and the cast-in-place wall board and the auxiliary wall board jointly form the upper side wall or the lower side wall of the comprehensive pipe gallery.
Among this technical scheme, through the setting of anchor reinforcing bar improve this wallboard and cast-in-place wallboard's firm in connection nature and stability, improve the shear resistance of supplementary wallboard and cast-in-place wallboard contact department to guarantee utility tunnel's the last lateral wall and the structural strength requirement of lateral wall down and the bearing performance that shears.
Further preferably, the anchoring reinforcing bars are distributed in a plurality of rows along the height direction.
Among this technical scheme, the multirow setting of anchor reinforcing bar has further improved the shear resistance of supplementary wallboard with cast-in-place wallboard contact department.
Further preferably, at least one of the anchoring steel bars is of a hook structure and comprises a straight line section and a hook section, and the tail end of the hook section faces the auxiliary wall board.
In the technical scheme, the hook structure greatly improves the connection tightness and firmness of the auxiliary wallboard and the cast-in-place wallboard; still improved the bending resistance of utility tunnel's last lateral wall and lower lateral wall, improved cast-in-place wallboard's structural strength and bearing capacity.
Further preferably, the ends of the hook sections of two of the anchoring bars arranged adjacent to each other in the height direction are arranged adjacent to each other.
Among this technical scheme, the crotch section of two anchor reinforcing bars that set up along the direction of height is the symmetry setting, and the end of crotch section is close to the setting each other, has improved cast-in-place wallboard's structural strength and shear-resistant bearing capacity greatly, has still further improved the bending resistance of utility tunnel's last lateral wall and lower lateral wall.
Further preferably, at least one of the anchoring bars is a straight structure.
Further preferably, the main part wallboard is followed utility tunnel's length direction's both sides wall is equipped with the counter-pull preformed hole respectively.
In this technical scheme, for the convenience of a plurality of this wallboard concatenation forms utility tunnel, two this wallboard accessible of adjacent setting are fixed a position, are spliced and are connected drawing the preformed hole to joint strength, steadiness and the firm nature of two this wallboards of improvement adjacent setting.
The utility model provides a pair of integral utility tunnel C type side fascia of environment-friendly prefabricated assembly can bring following at least one beneficial effect:
1. in the utility model, the external wall panel can realize factory batch prefabrication, so that the hoisting installation can be carried out on site, the construction period is short, the labor input cost is low, the quality is stable and the pollution is small; due to the arrangement of the prestressed reinforcements, the structural strength and the shear resistance of the main body wall board are improved, the thickness (namely the cross-sectional area) of the main body wall board is reduced, and meanwhile, the weight of the external wall board is reduced, so that the external wall board is convenient to transport and hoist; because the main body wallboard has high structural strength and excellent shearing resistance, and the main body wallboard has no tensile stress, the arrangement of a waterproof structure of the main body wallboard is avoided, and the earth excavation and backfill amount are reduced. In conclusion, the external wall panel has the advantages of small sectional area, light weight, simple structure, convenient transportation and hoisting, easy realization, small pollution to soil by site construction (the external wall panel does not need cast-in-place forming and can be constructed on site), simple and easy factory prefabrication process steps, low production and hoisting cost, and superior structural strength and shear resistance.
2. In the utility model, the prestressed reinforcement that the wallboard stretches into the cast-in-place wallboard can be a linear structure and/or a hook structure, and can be arranged in a single row or in multiple rows, the density can be the same or different, and the individualized design and production can be specifically carried out according to the requirements of the comprehensive pipe gallery, so that the wallboard is reasonably utilized and different customer requirements are met; more excellent, in practical application, two this wallboard accessible of the adjacent setting of length direction along utility tunnel are fixed a position, are spliced and are connected the preformed hole to drawing to improve joint strength, steadiness and the firm nature of two this wallboards of adjacent setting.
Drawings
The above features, technical features, advantages and means of achieving the same of the environmentally friendly prefabricated assembled monolithic type utility tunnel C-wall panel will be further described in the following preferred embodiments in a clearly understandable manner with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a cross-sectional view of the present invention.
The reference numbers illustrate:
11. the main body wallboard, 12 auxiliary wallboards, 2 anchoring steel bars, 21 straight line segments, 22 hook segments, 3 opposite-pulling preformed holes and 4 prestressed steel bars.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure of the product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one". In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In one embodiment, as shown in fig. 1 and 2, an environmentally friendly prefabricated assembled monolithic utility tunnel type C exterior wall panel comprises: the main wall board 11 extends along the height direction of the comprehensive pipe gallery and forms the left side wall or the right side wall of the comprehensive pipe gallery, and the two auxiliary wall boards 12 are respectively and oppositely arranged at two ends of the main wall board 11, so that the main wall board 11 and the two auxiliary wall boards 12 are arranged in a C shape; a plurality of prestressed reinforcements 4 are embedded in the main body wallboard 11, and the extension direction of the prestressed reinforcements 4 is parallel to the height direction. The external wall panel can realize industrialized batch prefabrication, so that hoisting and installation can be carried out on site, the construction period is short, the labor input cost is low, the quality is stable, and the pollution is small; due to the arrangement of the prestressed reinforcements 4, the structural strength and the shear resistance of the main body wallboard 11 are increased, the thickness (namely the section area) of the main body wallboard 11 is reduced, and meanwhile, the weight of the external wallboard is reduced, so that the external wallboard is convenient to transport and hoist; because the main body wall plate 11 has high structural strength and excellent shearing resistance, the main body wall plate 11 has no tensile stress, the arrangement of a waterproof structure of the main body wall plate 11 is avoided, and the earth excavation and backfilling amount are reduced.
In the second embodiment, as shown in fig. 1 and 2, on the basis of the first embodiment, a plurality of prestressed reinforcements 4 are equidistantly arranged along the length direction of the utility tunnel. Of course, a plurality of pre-stressing reinforcement bars 4 are arranged at unequal intervals along the length direction of the utility tunnel. Preferably, the interval between the prestressing steel 4 of main part wallboard 11 along the length direction both sides position of utility tunnel is less than the interval between the prestressing steel 4 of main part wallboard 11 along the length direction intermediate position of utility tunnel. And the arrangement of the prestressed reinforcements 4 located at the middle position of the main body wall plate 11 can be equidistant or unequal. Preferably, the prestressed reinforcement 4 extends in the height direction from the upper end surface of the body wall panel 11 to the lower end surface of the body wall panel 11, but does not pass through the upper end surface and the lower end surface.
In the third embodiment, as shown in fig. 1 and 2, on the basis of the first or second embodiment, the auxiliary wall panel 12 is embedded with the anchoring steel bar 2 for extending into the cast-in-place wall panel, and the cast-in-place wall panel and the auxiliary wall panel 12 together form the upper side wall or the lower side wall of the comprehensive pipe gallery. The anchoring steel bars 2 are distributed in a plurality of rows along the height direction. Preferably, the at least one anchoring bar 2 is of a hook structure comprising a straight section 21 and a hook section 22, the end of the hook section 22 facing the auxiliary wall panel 12. Preferably, the ends of the hooking sections 22 of two anchoring bars 2 positioned adjacent in the height direction are positioned adjacent. Preferably, the at least one anchoring bar 2 is of rectilinear configuration. Preferably, main part wallboard 11 is equipped with split preformed hole 3 respectively along utility tunnel's length direction's both sides wall. Preferably, draw the junction that preformed hole set up supplementary wallboard 12 and main part wallboard 11 to drawing, when prefabricating this wallboard, main part wallboard 11 and supplementary wallboard 12 pour as an organic whole and form, and anchor reinforcing bar 2 is preferred to be formed by the reinforcing bar extension of the skeleton reinforcing bar in supplementary wallboard 12. Namely, the main body wall panel 11 and the auxiliary wall panel 12 are both made of self-framework steel bars and concrete wrapping the framework steel bars. Of course, the main wall panel 11 and the auxiliary wall panel 12 may be made of concrete only, and the anchoring bar 2 is embedded in the auxiliary wall panel 12 and extends to the cast-in-place wall panel. In practical application, one end of a connecting bolt penetrates through the oppositely-pulled preformed hole 3 of one of the main body wall boards 11 which are adjacently arranged and is fixed through a nut, and the other end of the connecting bolt penetrates through the oppositely-pulled preformed hole 3 of the other main body wall board 11 which is adjacently arranged and is fixed through a nut; thereby realizing that two adjacent wallboards that set up are connected. Two this wallboards set up relatively for main part wallboard 11 forms utility tunnel's left side wall or right side wall, thereby forms cast-in-place wallboard in 2 departments of anchor reinforcing bar that set up relatively pouring in situ, makes cast-in-place wallboard and supplementary wallboard 12 form utility tunnel's last lateral wall and lower lateral wall, very simple and convenient and easy realization.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an integral utility tunnel C type side fascia of environment-friendly prefabricated assembly which characterized in that includes:
the main wall board extends along the height direction of the comprehensive pipe gallery and forms a left side wall or a right side wall of the comprehensive pipe gallery, and the two auxiliary wall boards are respectively and oppositely arranged at two ends of the main wall board, so that the main wall board and the two auxiliary wall boards are arranged in a C shape;
a plurality of prestressed reinforcements are buried in the main body wallboard, and the extension direction of the prestressed reinforcements is parallel to the height direction.
2. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 1, characterized in that:
a plurality of prestressing steel follows utility tunnel's length direction equidistance arranges.
3. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 1, characterized in that:
a plurality of prestressing steel follows the length direction of utility tunnel is not equidistance and is arranged.
4. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 3, is characterized in that:
the main part wallboard is followed utility tunnel's length direction's both sides position interval between the prestressed reinforcement is less than the main part wallboard is followed utility tunnel's length direction's intermediate position interval between the prestressed reinforcement.
5. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to any one of claims 1 to 4, characterized in that:
the auxiliary wall board is embedded with anchoring steel bars used for extending into the cast-in-place wall board, and the cast-in-place wall board and the auxiliary wall board jointly form the upper side wall or the lower side wall of the comprehensive pipe gallery.
6. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 5, is characterized in that:
and the anchoring steel bars are distributed with a plurality of rows along the height direction.
7. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 5, is characterized in that:
at least one anchor reinforcing bar is the crotch structure, including straightway and crotch section, the terminal orientation of crotch section supplementary wallboard.
8. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 7, is characterized in that:
the tail ends of the hook sections of the two anchoring steel bars which are adjacently arranged in the height direction are adjacently arranged.
9. The environment-friendly prefabricated and assembled integrated type comprehensive pipe gallery C-shaped external wall panel according to claim 5, is characterized in that:
at least one of the anchoring reinforcing steel bars is of a linear structure.
10. The environmentally friendly prefabricated assembled monolithic integrated utility tunnel C-shaped external wall panel according to any one of claims 1-4 or 6-9, wherein:
the main part wallboard is followed utility tunnel's length direction's both sides wall is equipped with the counter-pull preformed hole respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920071743.6U CN210134454U (en) | 2019-01-16 | 2019-01-16 | Integral utility tunnel C type side fascia of environment-friendly prefabricated assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920071743.6U CN210134454U (en) | 2019-01-16 | 2019-01-16 | Integral utility tunnel C type side fascia of environment-friendly prefabricated assembly |
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| Publication Number | Publication Date |
|---|---|
| CN210134454U true CN210134454U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920071743.6U Active CN210134454U (en) | 2019-01-16 | 2019-01-16 | Integral utility tunnel C type side fascia of environment-friendly prefabricated assembly |
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| CN (1) | CN210134454U (en) |
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