CN215165807U - Assembled corrugated steel pipe gallery and concrete pipe gallery node structure - Google Patents
Assembled corrugated steel pipe gallery and concrete pipe gallery node structure Download PDFInfo
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- CN215165807U CN215165807U CN202120214196.XU CN202120214196U CN215165807U CN 215165807 U CN215165807 U CN 215165807U CN 202120214196 U CN202120214196 U CN 202120214196U CN 215165807 U CN215165807 U CN 215165807U
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- pipe gallery
- corrugated
- corrugated steel
- concrete pipe
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Abstract
The utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure belongs to city utility tunnel technical field. The concrete pipe gallery comprises pre-buried bolts pre-buried in the concrete pipe gallery and nuts welded on the surface of the steel corrugated pipe gallery, wherein the bolts and the nuts are matched for use, and the steel corrugated pipe gallery and the concrete pipe gallery are integrally manufactured in a cast-in-place mode; a water stop steel plate is arranged between adjacent nuts on the surface of the corrugated steel pipe gallery; and a water-swelling strip is arranged near the water stop steel plate. The utility model provides a corrugated steel pipe gallery and concrete pipe gallery node structure, with the bolt pre-buried in the concrete pipe gallery and the nut welds corrugated steel pipe gallery on, adopt cast-in-place integrated into one piece, avoided the trompil to cause the defect that the anticorrosive coating destroys; by welding the water stop steel plate, the sewer is prevented from permeating into the pipe gallery, and the service life of the pipe gallery is prolonged; through adopting high strength bolt pre-buried in the concrete pipe gallery, play the fixed effect of reinforceing, in city utility tunnel field, have popularization and application and worth.
Description
Technical Field
The utility model relates to a city utility tunnel technical field, concretely relates to assembled steel corrugated pipe gallery and concrete pipe gallery node structure.
Background
The utility tunnel is the underground city pipeline utility tunnel. The tunnel space is built in the city underground, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the tunnel space is an important infrastructure and a 'life line' for guaranteeing city operation.
However, in present utility tunnel, node structure is generally through after punching on concrete pipe gallery and corrugated steel pipe gallery, adopts the field weld to form, and the anticorrosive coating on concrete pipe gallery and the corrugated steel pipe gallery is destroyed very easily in welding process to reduce utility tunnel's life, the field weld also has the construction complicacy simultaneously, and problem such as cost height.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an assembly type node structure of a steel corrugated pipe gallery and a concrete pipe gallery comprises pre-buried bolts pre-buried in the concrete pipe gallery and nuts welded on the surface of the steel corrugated pipe gallery, wherein the bolts and the nuts are matched for use, and the steel corrugated pipe gallery and the concrete pipe gallery are integrally manufactured in a cast-in-place mode;
a water stop steel plate is arranged between adjacent nuts on the surface of the corrugated steel pipe gallery;
and a water-swelling strip is arranged near the water stop steel plate.
Preferably, the embedded bolt is a high-strength L-shaped bolt.
Preferably, the screw cap is welded at the wave crest or the wave trough of the steel corrugated pipe gallery.
Preferably, the screw cap is uniformly welded on the outer side wall of the wave crest or the wave trough of the steel corrugated pipe gallery by adopting carbon dioxide arc welding.
Preferably, the water stop steel plate is welded on the outer side wall of the steel corrugated pipe gallery.
Preferably, the water stop steel plate is parallel to the axis of the corrugated steel pipe gallery along the length setting direction.
Preferably, the water-swellable tape is disposed adjacent to the outer sidewall of the corrugated steel pipe gallery.
Preferably, the end face of the corrugated steel pipe gallery is also provided with a water-swelling strip.
Preferably, the water-swellable strip has a size of 20 x 10 cm.
The utility model has the advantages that:
1) the utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure, through pre-burying the bolt in the concrete pipe gallery, and weld the nut to the surface of crest, trough of corrugated steel pipe gallery, then adopt cast-in-place integrated into one piece, not only avoided the trompil to cause the defect that the anticorrosive coating destroys, can also prevent to leak;
2) the utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure, through welding stagnant water steel sheet at corrugated steel pipe gallery's outer wall, can avoid in the later stage use, groundwater infiltration to the pipe gallery, set up the water-swelling strip near stagnant water steel sheet simultaneously, can further improve water-proof effects, lengthen the life of pipe gallery;
3) the utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure, through adopting high strength L type bolt to pre-buried in the concrete pipe gallery, then use with the nut cooperation to play the fixed effect of reinforceing; and with the bolt pre-buried at concrete pipe gallery and at corrugated steel pipe gallery surface welding nut's easy operation, in city utility tunnel field, have popularization and application value.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a joint structure of an assembled corrugated steel pipe gallery and a concrete pipe gallery provided by the present invention;
FIG. 2 is a partial enlarged view taken along the line B in FIG. 1;
fig. 3 is a schematic structural view of the side connection of the assembled corrugated steel pipe gallery and the joint structure of the concrete pipe gallery provided by the present invention;
the concrete pipe gallery comprises a concrete pipe gallery 1, a steel corrugated pipe gallery 2, embedded bolts 3, nuts 4, water stop steel plates 5, water expansion strips 6 and wave crests 7.
Detailed Description
The embodiments of the present invention will be described with reference to the accompanying drawings and preferred embodiments, and other advantages and effects of the invention will be easily understood by those skilled in the art from the disclosure in the specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
As shown in fig. 1 to 3, an assembly type joint structure of a steel corrugated pipe gallery and a concrete pipe gallery comprises an embedded bolt 3 embedded in the concrete pipe gallery 1 and a nut 4 welded on the surface of the steel corrugated pipe gallery 2, wherein the bolt 3 and the nut 4 are used in a matching way, and the steel corrugated pipe gallery 2 and the concrete pipe gallery 1 are integrally manufactured in a cast-in-place way; a water stop steel plate 5 is arranged between adjacent screw caps 4 on the surface of the corrugated steel pipe gallery 1; and a water-swelling strip 6 is arranged near the water stop steel plate 5. The embedded bolts 3 are uniformly arranged along the circumferential direction of the concrete pipe gallery.
The embedded bolt 3 is a high-strength L-shaped bolt.
The nuts 4 are welded at the wave crests 7 or wave troughs of the corrugated steel pipe gallery 2. The nut 4 adopts carbon dioxide arc welding 8 even welding on the lateral wall of the crest 7 or the trough of the corrugated steel pipe of corrugated steel pipe gallery 2.
The stagnant water steel sheet 5 welds on the lateral wall of steel corrugated pipe gallery 2. The setting direction of stagnant water steel sheet 5 along length is on a parallel with the axis of steel corrugated pipe gallery 2.
A water-swellable strip 6 is provided adjacent the outer sidewall of corrugated steel gallery 2. The end surface of the corrugated steel pipe gallery 2 is also provided with a water-swelling strip 6. The size of the water-swellable strip is 20 x 10 cm.
The utility model provides an assembled corrugated steel pipe gallery and concrete pipe gallery node structure, through pre-burying the bolt in the concrete pipe gallery, and weld the nut to the surface of crest, trough of corrugated steel pipe gallery, then adopt cast-in-place integrated into one piece, not only avoided the trompil to cause the defect that the anticorrosive coating destroys, can also prevent to leak; the water stop steel plate is welded on the outer wall of the corrugated steel pipe gallery, so that underground water can be prevented from permeating into the pipe gallery in the later use process, and meanwhile, the water expansion strip is arranged near the water stop steel plate, so that the waterproof effect can be further improved, and the service life of the pipe gallery can be prolonged; the high-strength L-shaped bolt is embedded in the concrete pipe gallery and then is matched with the nut for use, so that the function of strengthening and fixing is achieved; and with the bolt pre-buried at concrete pipe gallery and at corrugated steel pipe gallery surface welding nut's easy operation, in city utility tunnel field, have popularization and application value.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (9)
1. An assembly type node structure of a steel corrugated pipe gallery and a concrete pipe gallery is characterized by comprising pre-buried bolts pre-buried in the concrete pipe gallery and nuts welded on the surface of the steel corrugated pipe gallery, wherein the bolts and the nuts are matched for use, and the steel corrugated pipe gallery and the concrete pipe gallery are integrally manufactured in a cast-in-place mode;
a water stop steel plate is arranged between adjacent nuts on the surface of the corrugated steel pipe gallery;
and a water-swelling strip is arranged near the water stop steel plate.
2. The assembled steel corrugated pipe gallery and concrete pipe gallery node structure of claim 1, wherein the embedded bolts are high-strength L-shaped bolts.
3. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 1, wherein the nuts are welded at the wave crests or wave troughs of the corrugated steel pipes of the corrugated steel pipe gallery.
4. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 3, wherein the nuts are uniformly welded on the outer side wall of the wave crests or wave troughs of the corrugated steel pipes of the corrugated steel pipe gallery by carbon dioxide arc welding.
5. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 1, wherein the water stop steel plate is welded on the outer side wall of the corrugated steel pipe gallery.
6. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 5, wherein the water stop steel plate is arranged in a direction parallel to the axis of the corrugated steel pipe gallery along the length.
7. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 1, wherein said water-swellable strip is disposed adjacent an outer sidewall of the corrugated steel pipe gallery.
8. The assembled corrugated steel pipe gallery and concrete pipe gallery node structure of claim 7, wherein a water-swellable strip is also provided at an end surface of the corrugated steel pipe gallery.
9. The fabricated corrugated steel pipe gallery and concrete pipe gallery node structure of claim 8, wherein the water-swellable strip is 20 x 10cm in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120214196.XU CN215165807U (en) | 2021-01-26 | 2021-01-26 | Assembled corrugated steel pipe gallery and concrete pipe gallery node structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120214196.XU CN215165807U (en) | 2021-01-26 | 2021-01-26 | Assembled corrugated steel pipe gallery and concrete pipe gallery node structure |
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| Publication Number | Publication Date |
|---|---|
| CN215165807U true CN215165807U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120214196.XU Active CN215165807U (en) | 2021-01-26 | 2021-01-26 | Assembled corrugated steel pipe gallery and concrete pipe gallery node structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457854A (en) * | 2022-03-01 | 2022-05-10 | 中铁二院昆明勘察设计研究院有限责任公司 | Assembled utility tunnel corrugated steel connection structure |
-
2021
- 2021-01-26 CN CN202120214196.XU patent/CN215165807U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457854A (en) * | 2022-03-01 | 2022-05-10 | 中铁二院昆明勘察设计研究院有限责任公司 | Assembled utility tunnel corrugated steel connection structure |
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