CN210238571U - Prefabricated sectional type underground pipe gallery - Google Patents
Prefabricated sectional type underground pipe gallery Download PDFInfo
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- CN210238571U CN210238571U CN201920861959.2U CN201920861959U CN210238571U CN 210238571 U CN210238571 U CN 210238571U CN 201920861959 U CN201920861959 U CN 201920861959U CN 210238571 U CN210238571 U CN 210238571U
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Abstract
The utility model discloses a prefabricated block type underground pipe gallery, which adopts bent bolts and nuts to connect prefabricated components to form an assembled prefabricated block type pipe gallery structure, and comprises L-shaped prefabricated components, rectangular prefabricated components, T-shaped prefabricated components, bent bolts, nuts and a waterproof layer; the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts are arranged along the length direction of the pipe gallery, the widths of the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts are equal in the circumferential direction of the pipe gallery, and the widths of the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts are determined according to the number of the prefabricated parts required in; the prefabricated parts are connected through bent bolts, and two ends of each bent bolt are locked through nuts; the connection terminal surface department between the prefabricated component all is equipped with the waterproof layer for promote the waterproof performance of piping lane component. The utility model discloses can solve the connection problem of prefabricated sectional type piping lane component, both guarantee concrete construction quality and can increase substantially the productivity effect again, furthest reduction of erection time.
Description
Technical Field
The utility model belongs to the technical field of the underground pipe gallery, concretely relates to prefabricated sectional type underground pipe gallery.
Background
The utility tunnel is that an underground pipe gallery is built under the town road, and municipal pipelines such as drainage, heating power, gas, electric power, communication, broadcasting and TV are gathered and are intensively laid and are brought into it to set up facilities such as special access hole, dog-house, unified construction management saves independent structures of pipeline self and excavation of earth, can be effective intensive the utilization space resource.
Aiming at the prominent problem that urban underground infrastructure falls behind for a long time, from the national conditions of China, by referring to the international advanced experience, an underground comprehensive pipe gallery for intensively laying municipal pipelines such as electric power, communication, radio and television, water supply and drainage, heating power, gas and the like is built in a city and serves as a civil engineering which is mainly supported by the country. The method is an important measure for innovating the construction of urban infrastructures, can gradually eliminate the problems of 'road zippers', 'aerial spider nets' and the like, uses underground space resources, improves the comprehensive bearing capacity of cities, meets the needs of people, can drive effective investment, increases public product supply, improves the quality of novel urbanization development, and creates new power for economic development. Among the prior art, the utility model has the problems of construction cycle length, high construction cost, high later maintenance cost and the like in the mode of cast-in-place is usually adopted in the underground pipe gallery.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model provides a prefabricated sectional type underground pipe gallery has solved the waterproof problem at the member connection difficult problem and connection position on the easy assurance of assembly structure quality, the obvious basis of reduction of erection time advantage. The prefabricated parts are connected through the bent bolts and the nuts, the assembled underground pipe gallery structure can be constructed quickly by effectively combining the joints with a waterproof system, and traffic pressure brought to a city due to construction is relieved.
Therefore, the utility model adopts the following technical scheme:
a prefabricated block type underground pipe gallery is characterized in that prefabricated components are connected through bent bolts and nuts to form an assembled prefabricated block type pipe gallery structure, and the prefabricated block type underground pipe gallery structure comprises L-shaped prefabricated components, rectangular prefabricated components, T-shaped prefabricated components, bent bolts, nuts and a waterproof layer; the L-shaped prefabricated components, the rectangular prefabricated components and the T-shaped prefabricated components are arranged along the length direction of the pipe gallery, the widths of the L-shaped prefabricated components, the rectangular prefabricated components and the T-shaped prefabricated components are equal in the circumferential direction of the pipe gallery, and the widths of the L-shaped prefabricated components, the rectangular prefabricated components and the T-shaped prefabricated components are determined according to the number of the prefabricated components required in the; the L-shaped prefabricated part and the rectangular prefabricated part, the L-shaped prefabricated part and the T-shaped prefabricated part and the rectangular prefabricated part and the T-shaped prefabricated part are connected through bent bolts, and two ends of each bent bolt are locked through nuts; waterproof layers are arranged on the connection end faces between the L-shaped prefabricated component and the rectangular prefabricated component, between the L-shaped prefabricated component and the T-shaped prefabricated component and between the rectangular prefabricated component and the T-shaped prefabricated component, and are used for improving the waterproof performance of the pipe gallery component.
Preferably, prefabricated ducts are arranged at the connecting end surfaces of the L-shaped prefabricated part, the rectangular prefabricated part and the T-shaped prefabricated part, the shapes of the prefabricated ducts are matched with the bending bolts, and the aperture of each prefabricated duct is larger than the diameter of each bending bolt and used for placing the bending bolts.
Preferably, the waterproof layer comprises polysulfide sealant and waterproof filler, the polysulfide sealant is arranged on the outer side of the joint end face of the L-shaped prefabricated component and the rectangular prefabricated component, the joint end face of the L-shaped prefabricated component and the joint end face of the T-shaped prefabricated component and the joint end face of the L-shaped.
Preferably, the specification of the polysulfide sealant is 35x25 mm, and the waterproof filler is a two-component high-elasticity TB waterproof filler.
Preferably, a gasket is placed at the joint of the nut and the prefabricated part for preventing stress concentration.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) sufficient pressure is applied through the connection of the bent bolts, and the mutual connection positions of the L-shaped prefabricated part and the rectangular prefabricated part, the L-shaped prefabricated part and the T-shaped prefabricated part and the connection positions of the rectangular prefabricated part and the T-shaped prefabricated part are in an extrusion state, so that the waterproof effect can be enhanced.
(2) The prefabricated parts are connected by adopting bent bolts and nuts, and gaskets are added at the joints of the bent bolts, the nuts, the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts, so that crushing caused by overlarge local concrete stress is prevented.
(3) And bending bolts are installed in the prefabricated parts, holes are reserved in the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts, and the diameters of the reserved holes are larger than those of the bending bolts, so that the L-shaped prefabricated parts, the rectangular prefabricated parts and the T-shaped prefabricated parts can be assembled conveniently.
(4) The utility model discloses at prefabricated side wall, the junction of prefabricated roof and prefabricated bottom plate has used two kinds of waterproof materials of polysulfide sealant and import TB waterproof filler bi-component high elasticity, in addition because the pressure that the nut provided, both can realize traditional material's water-proof effects, can play the cushioning effect between the component again. The waterproof material and the member are extruded to achieve a first waterproof effect. Between the prefabricated component, under the effect of dead weight and pressure, realize vertical extrusion effect, play the waterproof effect of second way.
Drawings
Fig. 1 is the utility model provides a prefabricated sectional type underground pipe gallery's schematic structure.
Fig. 2 is the utility model provides a waterproof layer's in prefabricated sectional type underground pipe gallery structure schematic diagram.
Fig. 3 is the utility model provides a structural schematic of bending bolt in prefabricated sectional type underground pipe gallery.
Description of reference numerals: 1. an L-shaped prefabricated member; 2. a rectangular prefabricated member; 3. a T-shaped prefabricated component; 4. bending the bolt; 5. a nut; 6. a waterproof layer; 7. polysulfide sealant; 8. and (3) waterproof filler.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are only used for explaining the present invention, but not for limiting the present invention.
As shown in fig. 1-3, the utility model discloses a prefabricated sectional type underground pipe gallery, which adopts bent bolts and nuts to connect prefabricated components to form an assembled prefabricated sectional type pipe gallery structure, and comprises an L-shaped prefabricated component (1), a rectangular prefabricated component (2), a T-shaped prefabricated component (3), bent bolts (4), nuts (5) and a waterproof layer (6); the L-shaped prefabricated part (1), the rectangular prefabricated part (2) and the T-shaped prefabricated part (3) are arranged along the length direction of the pipe gallery, the widths of the L-shaped prefabricated part, the rectangular prefabricated part and the T-shaped prefabricated part are equal to each other along the circumferential direction of the pipe gallery, and the widths of the L-shaped prefabricated part, the rectangular prefabricated part and the T-shaped prefabricated part are determined according to the number of the prefabricated; the L-shaped prefabricated part (1) and the rectangular prefabricated part (2), the L-shaped prefabricated part (1) and the T-shaped prefabricated part (3) and the rectangular prefabricated part (2) and the T-shaped prefabricated part (3) are connected through a bent bolt (4), and two ends of the bent bolt (4) are locked through nuts (5); waterproof layers (6) are arranged at the connecting end faces between the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), between the L-shaped prefabricated component (1) and the T-shaped prefabricated component (3) and between the rectangular prefabricated component (2) and the T-shaped prefabricated component (3) and used for improving the waterproof performance of the pipe gallery component.
Specifically, prefabricated ducts are arranged at the connecting end faces of the L-shaped prefabricated part (1), the rectangular prefabricated part (2) and the T-shaped prefabricated part (3), the shapes of the prefabricated ducts are matched with the bending bolts (4), and the aperture of each prefabricated duct is larger than the diameter of each bending bolt (4) and used for placing the bending bolts (4).
Specifically, the waterproof layer (6) comprises a polysulfide sealant (7) and a waterproof filler (8), the polysulfide sealant (7) is arranged on the outer side of the joint end face of the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), the joint end face of the L-shaped prefabricated component (1) and the joint end face of the T-shaped prefabricated component (3) and the joint end face of the T-shaped prefabricated component (2) and the joint end face of the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), the joint end face of the L-shaped prefabricated component (1) and the joint end face of the T-shaped prefabricated component (3) and the joint end face of the rectangular prefabricated component (2) and the joint end.
Specifically, the specification of the polysulfide sealant (7) is 35x25 mm, and the waterproof filler (8) is a two-component high-elasticity TB waterproof filler.
Specifically, gaskets are placed at the joints of the nuts (5) and the prefabricated parts, and are used for preventing stress concentration.
Examples
The utility model provides a prefabricated sectional type underground pipe gallery utilizes crooked bolt and nut to connect prefabricated component, constitutes the prefabricated sectional type pipe gallery structure of being convenient for assemble, includes: the waterproof structure comprises an L-shaped prefabricated part 1, a rectangular prefabricated part 2, a T-shaped prefabricated part 3, bent bolts 4, nuts 5 and a waterproof layer 6, wherein the waterproof layer 6 further comprises 35x25 polysulfide sealant 7 and a two-component high-elasticity TB waterproof filler 8.
The prefabricated components are respectively prefabricated with an L-shaped prefabricated component 1, a rectangular prefabricated component 2 and a T-shaped prefabricated component 3 according to the use function and the structural form of an underground structure, prefabricated pore canals are reserved among the prefabricated components, the pore diameter of each prefabricated pore canal is larger than the diameter of a bent bolt, the bent bolt 4 and the nut 5 are grouted into the reserved pore after the bent bolt 4 and the nut 5 are connected, so that the bent bolt 4 and the nut 5 can be protected, and a gasket is placed at the joint of the nut 5 and the prefabricated bottom plate and the prefabricated top plate, so that stress concentration can be prevented, and concrete can be prevented from being crushed;
the waterproof layer 6 at the joint of the seam comprises two waterproof materials of 35x25 polysulfide sealant 7 and two-component high-elasticity TB waterproof filler 8. Through the test piece dead weight and the pressure that the bending bolt nut produced of connecting, can make waterproof material by the compaction, promote the waterproof performance of component.
The utility model discloses an on the basis with the help of assembled structural advantage, compensatied assembled structural connection's shortcoming, adopt the mode that a crooked bolt, nut connect the equipment component, utilize waterproof material can be good to each prefab junction waterproof problem processing.
Specific embodiments are described below in connection with fig. 1-3 and typical single prefabricated pipe gallery components.
Inserting a bent bolt 4 along the lower half prefabricated part along a prefabricated hole channel, connecting the lower half prefabricated parts with each other, manufacturing a waterproof layer 6 at the joint, placing a gasket, tightening the gasket by using a bolt 5, completing hole channel grouting, drying the hole channel, turning over the structure by using a crane, and completing the installation of the prefabricated top plate according to the same process and the same method.
And after the main structure is installed, installing other structures and the like.
The utility model provides a prefabricated sectional type underground pipe gallery. After the prefabricated part is designed and the depth is optimized, the requirement of installation precision is guaranteed. Prefabricated component passes through the bending bolt and links to each other with the nut, and two kinds of waterproof material of component connection department link to each other, and the bolt shrinkage cavity has still been irritated the mortar and has effectively protected the bending bolt and played waterproof effect, the utility model discloses effectively on the basis with the help of assembled structural advantage, compensatied assembled structural connection's shortcoming, prefabricated component has guaranteed construction quality, has accelerated construction speed simultaneously.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle scope of the present invention should be included within the protection scope of the present invention.
Claims (5)
1. The utility model provides a prefabricated sectional type underground pipe gallery, adopts crooked bolt and nut to connect prefabricated component, constitutes the prefabricated sectional type pipe gallery structure of assembling, its characterized in that: the prefabricated component comprises an L-shaped prefabricated component (1), a rectangular prefabricated component (2), a T-shaped prefabricated component (3), a bent bolt (4), a nut (5) and a waterproof layer (6); the L-shaped prefabricated part (1), the rectangular prefabricated part (2) and the T-shaped prefabricated part (3) are arranged along the length direction of the pipe gallery, the widths of the L-shaped prefabricated part, the rectangular prefabricated part and the T-shaped prefabricated part are equal to each other along the circumferential direction of the pipe gallery, and the widths of the L-shaped prefabricated part, the rectangular prefabricated part and the T-shaped prefabricated part are determined according to the number of the prefabricated; the L-shaped prefabricated part (1) and the rectangular prefabricated part (2), the L-shaped prefabricated part (1) and the T-shaped prefabricated part (3) and the rectangular prefabricated part (2) and the T-shaped prefabricated part (3) are connected through a bent bolt (4), and two ends of the bent bolt (4) are locked through nuts (5); waterproof layers (6) are arranged at the connecting end faces between the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), between the L-shaped prefabricated component (1) and the T-shaped prefabricated component (3) and between the rectangular prefabricated component (2) and the T-shaped prefabricated component (3) and used for improving the waterproof performance of the pipe gallery component.
2. The prefabricated block type underground pipe gallery according to claim 1, wherein: prefabricated pore canals are arranged on the connecting end faces of the L-shaped prefabricated part (1), the rectangular prefabricated part (2) and the T-shaped prefabricated part (3), the shapes of the prefabricated pore canals are matched with the bending bolts (4), and the pore diameters of the prefabricated pore canals are larger than the diameters of the bending bolts (4) and used for placing the bending bolts (4).
3. The prefabricated block type underground pipe gallery according to claim 1, wherein: the waterproof layer (6) comprises a polysulfide sealant (7) and a waterproof filler (8), the polysulfide sealant (7) is arranged on the outer side of the joint end face of the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), the L-shaped prefabricated component (1) and the T-shaped prefabricated component (3) and the joint end face of the rectangular prefabricated component (2) and the T-shaped prefabricated component (3), and the waterproof filler (8) is arranged on the inner side of the joint end face of the L-shaped prefabricated component (1) and the rectangular prefabricated component (2), the L-shaped prefabricated component (1) and the T-shaped prefabricated component (3) and the joint end face of the rectangular prefabricated component (2) and the T-shaped prefabricated component (3).
4. A prefabricated block-type underground pipe gallery according to claim 3, wherein: the specification of the polysulfide sealant (7) is 35x25 mm, and the waterproof filler (8) is a bi-component high-elasticity TB waterproof filler.
5. A prefabricated block underground pipe gallery according to any one of claims 1 to 4, wherein: gaskets are arranged at the joints of the nuts (5) and the prefabricated parts and used for preventing stress concentration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920861959.2U CN210238571U (en) | 2019-06-10 | 2019-06-10 | Prefabricated sectional type underground pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920861959.2U CN210238571U (en) | 2019-06-10 | 2019-06-10 | Prefabricated sectional type underground pipe gallery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210238571U true CN210238571U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920861959.2U Active CN210238571U (en) | 2019-06-10 | 2019-06-10 | Prefabricated sectional type underground pipe gallery |
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| Country | Link |
|---|---|
| CN (1) | CN210238571U (en) |
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- 2019-06-10 CN CN201920861959.2U patent/CN210238571U/en active Active
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