CN215442019U - Comprehensive pipe gallery - Google Patents
Comprehensive pipe gallery Download PDFInfo
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- CN215442019U CN215442019U CN202121667310.0U CN202121667310U CN215442019U CN 215442019 U CN215442019 U CN 215442019U CN 202121667310 U CN202121667310 U CN 202121667310U CN 215442019 U CN215442019 U CN 215442019U
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- prefabricated pipe
- pipe gallery
- utility tunnel
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Abstract
The utility model provides a comprehensive pipe gallery which comprises at least two prefabricated pipe galleries, water stops and tensioning assemblies, wherein the water stops are arranged between the adjacent prefabricated pipe galleries, a plurality of tensioning assemblies are arranged between the adjacent prefabricated pipe galleries, and the tensioning assemblies are configured to increase the contact pressure between the prefabricated pipe galleries and the water stops. The utility model provides a utility tunnel utilizes tensioning assembly to increase the contact pressure between prefabricated pipe gallery and the waterstop, thereby increases the compression ratio of the waterstop, strengthens the leakproofness of adjacent prefabricated pipe gallery concatenation department, has solved the problem that utility tunnel among the prior art is relatively poor at prefabricated pipe gallery concatenation department.
Description
Technical Field
The utility model relates to the technical field of prefabricated pipe gallery construction, in particular to a comprehensive pipe gallery.
Background
In order to meet the requirement of urban construction and development, underground spaces are fully utilized, an underground comprehensive pipe gallery needs to be built, and municipal pipe network facilities are centralized. At present, the laying of the underground comprehensive pipe gallery generally utilizes the prefabricated pipe gallery to carry out splicing and assembling. For the circuit safety in the guarantee utility tunnel, must guarantee the leakproofness of adjacent prefabricated piping lane concatenation department to inside avoiding rainwater etc. to get into utility tunnel through the concatenation gap.
Currently, sealing between two prefabricated pipe galleries is typically achieved by providing a water stop between the two prefabricated pipe galleries. The sealing performance can only be guaranteed to the waterstop when having the compression ratio of certain degree, and among the prior art, often just place two prefabricated pipe galleries together to make two prefabricated pipe galleries contact butt joints. Pressure between prefabricated piping lane and the waterstop is less, and the compression ratio of waterstop is not enough, leads to the leakproofness of two prefabricated piping lanes concatenation departments to be relatively poor.
Therefore, how to solve the problem that the sealing performance of the prior art comprehensive pipe gallery at the splicing part of the prefabricated pipe gallery is poor becomes an important technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the embodiment of the utility model provides a comprehensive pipe gallery.
The utility model provides a comprehensive pipe gallery which comprises at least two prefabricated pipe galleries, a water stop and tensioning assemblies, wherein the water stop is arranged between the adjacent prefabricated pipe galleries, the plurality of tensioning assemblies are arranged between the adjacent prefabricated pipe galleries, and the tensioning assemblies are configured to increase the contact pressure between the prefabricated pipe galleries and the water stop.
According to the comprehensive pipe gallery provided by the utility model, the prefabricated pipe gallery is provided with the connecting part, the tensioning assembly comprises the pull wire and the fastening part, the pull wire penetrates through the connecting parts of two adjacent prefabricated pipe galleries, two ends of the pull wire are respectively connected with the fastening part, and the fastening part can be tightly abutted against the connecting part.
According to the utility model provides a utility tunnel, the fastener is the tool anchor.
According to the comprehensive pipe gallery provided by the utility model, the fastener further comprises a limiting plate, and the limiting plate is fixedly connected with the tool anchor.
According to the comprehensive pipe gallery provided by the utility model, the pull wires are provided with a plurality of pieces, the fasteners are provided with a plurality of pieces, and the number of the fasteners is equal to that of the pull wires.
According to the utility tunnel provided by the utility model, the tensioning assembly further comprises a fixed seat, a plurality of first mounting holes are formed in the fixed seat, the number of the first mounting holes is equal to that of the fasteners, and the fasteners are fixed in the first mounting holes.
According to the comprehensive pipe rack provided by the utility model, the connecting part is an axillary corner arranged between two adjacent side walls of the prefabricated pipe rack, and a channel for the stay wire to pass through is arranged on the axillary corner.
According to the comprehensive pipe rack provided by the utility model, at least two axilla angles are arranged between two adjacent side walls of the prefabricated pipe rack, and a space is reserved between the adjacent axilla angles.
According to the comprehensive pipe gallery provided by the utility model, the stay wire is a prestressed steel strand.
According to the comprehensive pipe gallery provided by the utility model, the anti-corrosion cladding is arranged outside the pull wire.
The comprehensive pipe gallery provided by the utility model comprises at least two prefabricated pipe galleries, a water stop and a tensioning assembly, wherein the water stop is arranged between two adjacent prefabricated pipe galleries and used for sealing between the adjacent prefabricated pipe galleries. Tensioning assembly sets up between adjacent prefabricated pipe gallery for increase the contact pressure between prefabricated pipe gallery and the waterstop. The utility model provides a utility tunnel utilizes tensioning assembly to increase the contact pressure between prefabricated pipe gallery and the waterstop, thereby increases the compression ratio of the waterstop, strengthens the leakproofness of adjacent prefabricated pipe gallery concatenation department, has solved the problem that utility tunnel among the prior art is relatively poor at prefabricated pipe gallery concatenation department.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view of a connection structure between two adjacent prefabricated pipe galleries in a comprehensive pipe gallery provided by the utility model;
FIG. 2 is a schematic structural view of a fastener provided by the present invention;
FIG. 3 is a front view of a prefabricated pipe gallery provided by the present invention;
FIG. 4 is an enlarged view of I of FIG. 3;
reference numerals:
1: prefabricating a pipe gallery; 2: a connecting portion; 3: a pull wire;
4: a fastener; 5: a limiting plate; 6: a channel;
7: an elastic member; 8: a mounting seat; 9: a clip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A utility tunnel according to an embodiment of the present invention is described below in connection with fig. 1-4.
As shown in fig. 1 and 2, the embodiment of the utility model provides a comprehensive pipe gallery, which comprises a prefabricated pipe gallery 1, water stops and tensioning assemblies, wherein at least two prefabricated pipe galleries 1 are arranged, and the specific number of the prefabricated pipe galleries is determined by the length of the comprehensive pipe gallery and the length of a single prefabricated pipe gallery 1. The waterstop sets up between two adjacent prefabricated pipe gallery 1 for sealed between two adjacent prefabricated pipe gallery 1. Tensioning assembly also sets up between two adjacent prefabricated pipe gallery 1 for increase the contact pressure between prefabricated pipe gallery 1 and the waterstop. Be provided with a plurality of tensioning assembly between two adjacent prefabricated pipe gallery 1, can increase the contact pressure between prefabricated pipe gallery 1 and the waterstop in a plurality of positions, make the waterstop evenly pressurized.
The utility model provides a utility tunnel utilizes tensioning assembly to increase the contact pressure between prefabricated pipe gallery 1 and the waterstop, thereby increases the compression ratio of the waterstop, strengthens the leakproofness of adjacent prefabricated pipe gallery 1 concatenation department, has solved the problem that the leakproofness of utility tunnel in the prior art at prefabricated pipe gallery 1 concatenation department is relatively poor.
In the embodiment of the utility model, the connecting parts 2 are arranged on the prefabricated pipe galleries 1, and the tensioning assemblies act on the connecting parts 2 of the two adjacent prefabricated pipe galleries 1 and are matched with each other to tension the two prefabricated pipe galleries 1. Specifically, above-mentioned tensioning assembly includes acting as go-between 3 and fastener 4, and after acting as go-between 3 runs through connecting portion 2 of two adjacent prefabricated piping lane 1, the both ends of acting as go-between 3 are connected with fastener 4 respectively to under the pulling force effect of acting as go-between 3, fastener 4 can support tightly in connecting portion 2.
Above-mentioned acting as go-between 3 can be for prestressing steel strand wires, and prestressing steel strand wires intensity is high, can guarantee tensioning assembly's stability, can prolong utility tunnel's life. During tensioning, pulling force is applied to two ends of the prestressed steel strand, the prestressed steel strand is stretched to a certain degree, the fastening piece 4 is moved to be in contact with the connecting part 2, and the fastening piece 4 is fixedly connected with the prestressed steel strand. Under the effect of prestressing steel strand wires, the fastener 4 that is located prestressing steel strand wires both ends supports respectively tightly in connecting portion 2 of two prefabricated pipe galleries 1 to can make two prefabricated pipe galleries 1 press from both sides tight waterstop jointly.
In the embodiment of the utility model, the anti-corrosion cladding is arranged outside the stay wire 3 to protect the stay wire 3 from being corroded and prolong the service life of the stay wire 3. The anti-corrosion coating can be a sleeve made of anti-corrosion plastic.
In the embodiment of the utility model, the fastening piece 4 can be a tool anchor which has an anti-retraction function, and after the prestressed steel strand is tensioned and the tool anchor is fixed, the tool anchor and the prestressed steel strand are fixed more tightly under the action of the resilience force of the prestressed steel strand.
Specifically, the tool anchor includes a spring 7, a mounting seat 8, and a clip 9. Through holes are formed in two ends of the mounting seat 8 and used for the prestressed steel strands to penetrate through. Above-mentioned clamping piece 9 is provided with two at least, is provided with the screwed recess on the inside wall of clamping piece 9, and each clamping piece 9 mutually supports and can encloses the round platform structure that becomes to have the screw hole, and the diameter of screw hole equals with the diameter of acting as go-between 3, and prestress wire passes from the screw hole, and has the friction with the screw thread of screw hole. The second mounting hole is formed in the mounting base 8 and is conical, the taper of the second mounting hole is consistent with that of the circular truncated cone structure, the diameter of the large end of the second mounting hole is larger than that of the large end of the circular truncated cone structure, and the diameter of the small end of the second mounting hole is smaller than that of the small end of the circular truncated cone structure. The elastic piece 7 is arranged between the clamping piece 9 and the mounting seat 8 and used for driving the clamping piece 9 to move towards the small end of the second mounting hole, and the elastic piece 7 can be a compression spring.
For convenience of illustration, it is now provided that the end of the tool anchor adjacent the small end of the second mounting hole is a first end of the tool anchor and the end of the tool anchor remote from the small end of the second mounting hole is a second end of the tool anchor. When being connected instrument anchor and prestressing steel strand wires, make the first end of instrument anchor support tightly in prefabricated pipe gallery 1 connecting portion 2.
When the prestressed steel strand is tensioned, the mounting seat 8 and the connecting part 2 are fixed relatively, tension is applied to the prestressed steel strand, and when the prestressed steel strand is stressed and stretched, the clamping piece 9 is driven to overcome the elasticity of the elastic piece 7 and move to the large end of the second mounting hole. When the prestress wire stops moving, the elastic piece 7 recovers deformation, the clamping piece 9 is driven to move towards the small end of the second mounting hole, pressure is generated between the side wall of the second mounting hole and the clamping piece 9, the clamping piece 9 clamps the prestress wire, and therefore reverse movement of the prestress wire is limited.
After stopping the pulling force to the prestressing force steel strand, the prestressing force steel strand has the trend of kick-backing, has the trend that drives clamping piece 9 and remove to the tip of second mounting hole for pressure between the lateral wall of clamping piece 9 and second mounting hole and the pressure between clamping piece 9 and the prestressing force steel strand increase, can restrict the kick-backing of prestressing force steel strand. And the larger the resilience force of the prestressed steel strand is, the larger the pressure between the clamping piece 9 and the side wall of the second mounting hole and between the clamping piece 9 and the prestressed steel strand is, and the stronger the limiting effect on the resilience of the prestressed steel strand is.
Therefore, the tool anchor with the anti-rollback function is used as the fastener 4, after tensioning is finished, the tool anchor can automatically clamp the prestressed steel strand, manual fastening is not needed, the use is convenient, and the labor intensity of an operator is reduced.
When the prestressed steel strand is tensioned, a hollow jack can be used. The fastening piece 4 in the embodiment of the utility model further comprises a limiting plate 5, the limiting plate 5 is fixedly connected with the first end of the tool anchor, and the limiting plate 5 can be tightly propped against the connecting part 2. When the hollow jack is used for tensioning the prestressed steel strand, the hollow jack acts on the limiting plate 5, direct contact between the hollow jack and the connecting part 2 is avoided, the contact area between the tool anchor and the connecting part 2 is increased, and the connecting part 2 is prevented from being scratched or crushed in the working process of the hollow jack.
In the embodiment of the utility model, a plurality of pull wires 3 are arranged, a plurality of fasteners 4 are arranged, and the number of the fasteners 4 is equal to that of the pull wires 3. Many act as go-between 3 stretch-draw at same position, can increase the reliability of tensioning assembly and utility tunnel's stability.
Correspondingly, above-mentioned tensioning assembly still includes the fixing base, is provided with a plurality of first mounting holes on the fixing base, and the quantity of first mounting hole equals with the quantity of fastener 4, fixes each fastener 4 in first mounting hole respectively. A plurality of tool anchors are fixed on the fixed seat to form a porous tool anchor, and a plurality of pull wires 3 can be locked and fixed at the same time
In the embodiment of the present invention, the connecting portion 2 is an axillary corner disposed between two adjacent sidewalls of the prefabricated pipe gallery 1, and a channel 6 is disposed on the axillary corner for the pull wire 3 to pass through.
At least two axillary angles are arranged between two adjacent side walls of the prefabricated pipe gallery 1, and a space is reserved between the adjacent axillary angles. Two axillary angles are located the both ends of prefabricated piping lane 1 respectively, make the both ends homoenergetic of prefabricated piping lane 1 be connected with 1 tensioning of adjacent prefabricated piping lane.
It should be noted that the inside of the utility tunnel is provided with 3-4 cabins, and the cross section of the cabin is generally rectangular. If the utility tunnel has 4 cabins, 16 axilla angles can be correspondingly arranged at one end of each prefabricated pipe gallery 1, and as shown in fig. 3 and 4, the tensioning can be performed between two adjacent prefabricated pipe galleries 1 through 16 tensioning assemblies.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a utility tunnel, its characterized in that includes two at least prefabricated pipe galleries, waterstop and tensioning assembly, the waterstop sets up adjacently between the prefabricated pipe gallery, adjacent be provided with a plurality of tensioning assemblies between the prefabricated pipe gallery, tensioning assembly configuration is to increase prefabricated pipe gallery with contact pressure between the waterstop.
2. The utility model discloses a utility tunnel according to claim 1, characterized in that be provided with connecting portion on the prefabricated piping lane, tensioning assembly includes acting as go-between and fastener, the acting as go-between runs through two adjacent prefabricated piping lane's connecting portion, the both ends of acting as go-between are connected with the fastener respectively, and the fastener can support tightly in connecting portion.
3. The utility tunnel of claim 2, wherein the fastener is a tool anchor.
4. The utility tunnel of claim 3, wherein the fasteners further comprise a limit plate fixedly connected with the tool anchor.
5. The utility tunnel of claim 2, wherein said pull wires are provided in a plurality and said fasteners are provided in a plurality, said number of fasteners being equal to said number of pull wires.
6. The utility tunnel of claim 5, wherein the tensioning assembly further comprises a fixed seat having a plurality of first mounting holes disposed therein, the number of first mounting holes being equal to the number of fasteners secured therein.
7. The utility tunnel according to claim 2, characterized in that said connecting portion is an underarm corner provided between two adjacent side walls of said prefabricated tunnel, said underarm corner being provided with a passage for said pull wire to pass through.
8. The utility tunnel of claim 7, characterized in that at least two of said axillary corners are provided between two adjacent side walls of said prefabricated tunnel with a spacing between adjacent axillary corners.
9. The utility tunnel of claim 2, wherein said pull wires are pre-stressed steel strands.
10. The utility tunnel of claim 2, wherein the exterior of the pull wires are provided with a corrosion resistant cladding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121667310.0U CN215442019U (en) | 2021-07-21 | 2021-07-21 | Comprehensive pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121667310.0U CN215442019U (en) | 2021-07-21 | 2021-07-21 | Comprehensive pipe gallery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215442019U true CN215442019U (en) | 2022-01-07 |
Family
ID=79683461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121667310.0U Active CN215442019U (en) | 2021-07-21 | 2021-07-21 | Comprehensive pipe gallery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215442019U (en) |
-
2021
- 2021-07-21 CN CN202121667310.0U patent/CN215442019U/en active Active
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