CN205712180U - Tunnel buried pumping equipment insulation inspection shaft structure with storeroom - Google Patents
Tunnel buried pumping equipment insulation inspection shaft structure with storeroom Download PDFInfo
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- CN205712180U CN205712180U CN201620149944.XU CN201620149944U CN205712180U CN 205712180 U CN205712180 U CN 205712180U CN 201620149944 U CN201620149944 U CN 201620149944U CN 205712180 U CN205712180 U CN 205712180U
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- cover plate
- inspection shaft
- tunnel
- insulation
- lower floor
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- 238000007689 inspection Methods 0.000 title claims abstract description 118
- 238000009413 insulation Methods 0.000 title claims abstract description 87
- 238000005086 pumping Methods 0.000 title claims abstract description 47
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 241000282326 Felis catus Species 0.000 claims abstract description 21
- 238000012423 maintenance Methods 0.000 claims abstract description 18
- 239000004567 concrete Substances 0.000 claims description 9
- 239000011150 reinforced concrete Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000007654 immersion Methods 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 239000004746 geotextile Substances 0.000 claims description 3
- 238000012946 outsourcing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses the tunnel buried pumping equipment insulation inspection shaft structure of a kind of band storeroom, between heat-insulation layer, middle level cover plate and lower floor's cover plate, two storerooms are set in sidewall and the inspection shaft borehole wall arranges steel cat ladder and foot nest including arranging on three layers of cover plate of tunnel insulation inspection shaft and lower floor's cover plate.By arranging the air layer formed between three layers of cover plate, heat-insulation layer and middle level cover plate and heat-insulation layer, improve the heat-insulating property of severe cold area buried pumping equipment inspection shaft, and facilitate the inspection shaft inspection and maintenance to tunnel drainage system；By arranging two storerooms and steel cat ladder and foot nest in inspection shaft, inspection, maintenance activity difficulty can be reduced, in two storerooms lower floor's cover plate and heat-insulation layer can being placed in inspection shaft in the course of the work.This utility model is applicable to tunnel in cold regions and arranges buried pumping equipment location, improves the cold-proof heat insulation performance of drainage system, reduces tunnel drainage system inspection, the task difficulty of maintenance during operation, it is ensured that tunnel operation security.
Description
Technical field
This utility model relates to a kind of tunnel inspection shaft, is specifically related to a kind of tunnel buried pumping equipment insulation inspection shaft structure arranging band storeroom.
Background technology
In severe cold area, causing the extension bad disease such as ice, pucking for percolating water in preventing tunnel, tunnel drainage facility generally includes Deeply buried ditch, buried heat preservation ditch, cold-proof drain cavern etc..And it is the unobstructed of drainage system during guarantee is positioned at the operation of tunnel, this area, need tunnel drainage system carries out the inspection of necessity, maintenance during runing, generally inspection shaft is set at a certain distance on longitudinal along tunnel drainage facility.
Fig. 1 is the longitudinal section of existing buried pumping equipment insulation inspection shaft structure.As it is shown in figure 1, in the prior art, insulation inspection shaft typically uses the form of filled heat insulating material in the middle of double-layer cover plate (including cover plate of upper layer 101 and lower floor's cover plate 102).Cover plate of upper layer 101 typically uses reinforced concrete cover plate, lower floor's cover plate 102 to use two blocks of immersion oil wooden cover plates；Insulation material 103 typically uses polyurethane foamed material, and thickness is between 0.35m～0.50m；And be respectively symmetrically on described inspection shaft sidewall and arrange support member 104, and the top of support member 104 should abut with the bottom of lower floor cover plate 102.And when utilizing existing insulation inspection shaft pumping equipment buried to tunnel 106 to carry out inspection and maintenance, firstly the need of opening cover plate of upper layer 101, then along well, steel cat ladder and foot nest 105 are placed on railway roadbed after heat-insulation layer 103 and lower floor's cover plate 102 being opened downwards and taking out in inspection shaft, thus the buried pumping equipment 106 being pointed to bottom carries out inspection and maintenance.
Owing to tunnel is a kind of long and narrow structures, during operation, in tunnel, often wind speed is relatively big, and the heat-insulation layer material used is general relatively light, if being directly placed on road bed board when checking, keep in repair, is easily taken away by the wind in hole；Additionally, due to insulation material is fragile material, inspection, maintenance process is not protected by easy fracture and crushes, affect heat insulation effect.
Utility model content
The defect existed for above-mentioned prior art, this utility model provides the tunnel buried pumping equipment insulation inspection shaft structure of a kind of band storeroom, can facilitate the use of buried pumping equipment, check and keep in repair, the most not reduce the heat insulation effect of inspection shaft.
This utility model is adopted the technical scheme that by this problem of solution:
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model, including tunnel insulation inspection shaft, and the cover plate of upper layer being arranged on described inspection shaft and lower floor's cover plate of being arranged in described inspection shaft, it is arranged on the steel cat ladder on described inspection shaft medial wall and foot nest, buried pumping equipment and structural concrete；Middle level cover plate it is provided with in tunnel insulation inspection shaft, middle level cover plate is arranged between cover plate of upper layer and lower floor's cover plate, lower floor's cover plate is provided above heat-insulation layer, air layer insulation it is formed with between middle level cover plate and heat-insulation layer, two storerooms it are provided with, in two storerooms check, lower floor's cover plate and heat-insulation layer being placed in inspection shaft when keeping in repair in inspection shaft sidewall between middle level cover plate and lower floor's cover plate.
Described tunnel insulation inspection shaft is reinforced concrete structure, and in inspection shaft, headroom sectional dimension is 1.0m × 1.0m, and borehole wall thickness is 0.25m.
In described inspection shaft, two storerooms are arranged in inspection shaft shaft wall structure concrete.And it is positioned at above pumping equipment, between middle level cover plate and lower floor's cover plate；Two storeroom inside bottom surface all keep concordant with lower floor cover plate heat-insulation layer end face；During construction, two storerooms apply together with insulation inspection shaft and structural concrete.
Described cover plate of upper layer is reinforced concrete structure, and described middle level cover plate and lower floor's cover plate are respectively adopted two blocks of immersion oil wooden cover plates and make.
Spacing between described cover plate of upper layer bottom surface and middle level cover plate end face is 0.25m；Spacing between cover plate bottom surface, middle level and lower floor's cover plate end face is 0.80m；Insulation layer thickness on lower floor's cover plate is 0.35m, and heat-insulation layer uses the polyurethane foamed material of outsourcing geotextiles, is filled in inspection shaft.
Supported by cover plate support below described middle level cover plate and lower floor's cover plate.
The lateral symmetry setting on insulation inspection shaft inwall of described cover plate support；Cover plate support uses equal leg angle to be anchored on the borehole wall by crab-bolt, and the every 0.25m of crab-bolt is arranged together；The bottom of middle level cover plate and lower floor's cover plate abuts with the top of cover plate support respectively.
Described tunnel insulation inspection shaft inner sidewall upper portion arranges steel cat ladder, and steel cat ladder uses screw-thread steel processing, arranges together along the every 0.40m of course of the hole；After steel cat ladder is attached to the upper edge of buried pumping equipment, bottom arranges foot nest, and every 0.35m is arranged together, until bottom inspection shaft.
This utility model has the advantage that with good effect:
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model, by arranging three layers of cover plate, the air layer formed between heat-insulation layer and middle level cover plate and the heat-insulation layer of setting on lower floor's cover plate, improve the heat-insulating property ensureing severe cold area buried pumping equipment inspection shaft, and facilitate the inspection shaft inspection and maintenance to tunnel drainage system；By arranging two storerooms and steel cat ladder and foot nest in inspection shaft, inspection, maintenance activity difficulty can be reduced, lower floor's cover plate and heat-insulation layer can be placed in the course of the work in well in two storerooms.This utility model is applicable to tunnel in cold regions and arranges buried pumping equipment location, improve the tunnel drainage system cold-proof heat insulation ability in this area, the task difficulty that during reducing operation, this area's tunnel drainage system checks, keeps in repair, thus ensure tunnel operation security.
Accompanying drawing explanation
Fig. 1 is the longitudinal section of existing buried pumping equipment insulation inspection shaft structure；
Fig. 2 is the top view of buried pumping equipment of the present utility model insulation inspection shaft structure；
Fig. 3 is the sectional view of I I line along Fig. 2；
Fig. 4 is the sectional view of II II line along Fig. 2；
Fig. 5 is storage lower floor's cover plate and the schematic cross section of heat-insulation layer in two storerooms of the present utility model；
Fig. 6 is storage lower floor's cover plate and the vertical section schematic diagram of heat-insulation layer in two storerooms of the present utility model.
Critical piece symbol description in figure:
101: cover plate of upper layer
102: lower floor's cover plate
103: insulation material
104: support member
105: foot nest
106: buried pumping equipment
201: tunnel insulation inspection shaft 202: cover plate of upper layer
203: middle level cover plate
204: lower floor's cover plate
205: heat-insulation layer
206: cover plate support
207: storeroom
208: foot nest
209: buried pumping equipment 210: structural concrete.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model is described further.Following each embodiment is merely to illustrate this utility model and is not limitation of the utility model.
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model, it is adaptable to tunnel in cold regions arranges buried pumping equipment location.This inspection shaft structure is by arranging three layers of cover plate, the air layer formed between heat-insulation layer and middle level cover plate and the heat-insulation layer of setting on lower floor's cover plate, improve the heat-insulating property of severe cold area buried pumping equipment inspection shaft, and facilitate the inspection shaft inspection and maintenance to tunnel drainage system；By arranging two storerooms and steel cat ladder and foot nest in inspection shaft, inspection, maintenance activity difficulty can be reduced, in two storerooms lower floor's cover plate and heat-insulation layer can being placed in inspection shaft in the course of the work.
Fig. 2 is the top view of buried pumping equipment of the present utility model insulation inspection shaft structure.As in figure 2 it is shown, the tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model, including 201, two storerooms 207 of tunnel insulation inspection shaft and steel cat ladder and foot nest 208.Insulation inspection shaft 201 is reinforced concrete structure, and in it, headroom sectional dimension is 1.0m × 1.0m, and borehole wall thickness is 0.25m；Two storerooms 207 are positioned on the borehole wall of inspection shaft both sides, xoncrete structure 210 circuit longitudinal gradient direction；When steel cat ladder and foot nest 208 are for inspection shaft inspection and maintenance, wherein inspection shaft top arranges steel cat ladder, uses the processing of φ 18 screw-thread steel, embeds borehole wall 0.15m, expose 0.15m, arranges together along the every 0.40m of course of the hole.In figure " → " represent drainage direction.
Fig. 3, Fig. 4 are I I line, the sectional view of II II line along Fig. 2 respectively.As shown in Figure 3, Figure 4, the tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model, also include the cover plate of upper layer 202 being arranged on described inspection shaft, the middle level cover plate 203 being arranged in described inspection shaft and lower floor's cover plate 204, buried pumping equipment 209 and structural concrete 210.Middle level cover plate 203 is arranged between cover plate of upper layer 202 and lower floor's cover plate 204, lower floor's cover plate 204 is provided above heat-insulation layer 205, air layer insulation it is formed with between middle level cover plate 203 and heat-insulation layer 205, improve the insulating power of tunnel in cold regions buried pumping equipment inspection shaft, and facilitate the inspection shaft inspection and maintenance to tunnel drainage system.Two storerooms 207 it are provided with, in two storerooms 207 check, lower floor's cover plate and heat-insulation layer being placed in inspection shaft when keeping in repair in inspection shaft sidewall between middle level cover plate 203 and lower floor's cover plate 204.
Inspection shaft cover plate of upper layer 202 is reinforced concrete structure, and overall dimensions length × width x thickness is 1.18m × 1.18m × 0.10m；Inspection shaft middle level cover plate 203 and lower floor's cover plate 204 are respectively adopted two blocks of immersion oil wooden cover plates, and thickness is 0.05 m, length × a width of 0.98m × 0.49m.
Spacing between cover plate of upper layer 202 bottom surface and middle level cover plate 203 end face is 0.25m；Spacing between middle level cover plate 203 bottom surface and lower floor's cover plate 204 end face is 0.80m；Heat-insulation layer 205 thickness on lower floor's cover plate 204 is 0.35m, and heat-insulation layer 205 uses the polyurethane foamed material that two block lengths × width x thickness is 1.0m × 0.30m × 0.35m and two block lengths × width x thickness is 1.0m × 0.20m × 0.35m, all outsourcing geotextiles, should be at described inspection shaft chock off during construction.
Two storerooms 207 are positioned at inspection both sides, the structural concrete 210 circuit longitudinal gradient direction borehole wall, between middle level cover plate 203 and lower floor's cover plate 204；Two storeroom 207 inside bottom surface all keep concordant with heat-insulation layer 205 end face on lower floor cover plate；Headroom size width × height in two storerooms 207 × be deeply 0.55m × 0.45m × 1.20m, applies during construction together with described inspection shaft 201 and structural concrete 210.
In described, lower floor's cover plate support 206 lateral symmetry setting on described inspection shaft inwall, support member 206 uses the equal leg angle of the 50mm × 50mm × 6mm of a length of 1.0m to be anchored on the borehole wall (embedded length is 0.20m) by the M20 crab-bolt of a length of 0.25m, and the every 0.25m of crab-bolt is arranged together；The bottom of described middle level cover plate 203 and lower floor's cover plate 204 should top with described support member 206 abut respectively.
When steel cat ladder on described inspection shaft medial wall and foot nest 208 are for inspection shaft inspection and maintenance, wherein inspection shaft top arranges steel cat ladder, uses the processing of φ 18 screw-thread steel, embeds borehole wall 0.15m, expose 0.15m, and the every 0.40m of course of the hole is arranged together；After steel cat ladder is attached to the upper edge of buried pumping equipment 209, bottom arranges foot nest, and every 0.35m is arranged together to bottom inspection shaft.
Described buried pumping equipment 209 need to meet tunnel internal drainage traffic requirement.
Fig. 5 and Fig. 6 is storage lower floor cover plate 204 and the schematic diagram of heat-insulation layer 205 in two storerooms 207.When inspection, maintenance, first opening cover plate of upper layer 202 and middle level cover plate 203, in then heat-insulation layer 205 and lower floor's cover plate 204 being both placed in two storerooms 207 along steel cat ladder, pumping equipment 209 buried to tunnel checks, keeps in repair.
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom of the present utility model is by arranging three layers of cover plate, the air layer formed between heat-insulation layer and middle level cover plate and the heat-insulation layer of setting on lower floor's cover plate, improve the heat-insulating property of severe cold area buried pumping equipment inspection shaft, and facilitate the inspection shaft inspection and maintenance to tunnel drainage system；By arranging two storerooms and steel cat ladder and foot nest in inspection shaft, inspection, maintenance activity difficulty can be reduced, lower floor's cover plate and heat-insulation layer can be placed in the course of the work in well in two storerooms.Improve the tunnel drainage system cold-proof heat insulation performance in this area, the task difficulty that during reducing operation, this area's tunnel drainage system checks, keeps in repair, thus ensure tunnel operation security.
The foregoing is only preferred implementation of the present utility model, not in order to limit this utility model, all on basis of the present utility model, any amendment of being made, improvement etc., should be included within the scope of this utility model comprises.
Claims (8)
1. the buried pumping equipment in the tunnel of band storeroom insulation inspection shaft structure, including tunnel insulation inspection shaft (201), and the cover plate of upper layer (202) that is arranged on described inspection shaft and the lower floor's cover plate (204) being arranged in described inspection shaft, it is arranged on the steel cat ladder on described inspection shaft medial wall and foot nest (208), buried pumping equipment (209) and structural concrete (210)；It is characterized in that: in tunnel insulation inspection shaft (201), be provided with middle level cover plate (203), middle level cover plate (203) is arranged between cover plate of upper layer (202) and lower floor's cover plate (204), lower floor's cover plate (204) is provided above heat-insulation layer (205), air layer insulation it is formed with between middle level cover plate (203) and heat-insulation layer (205), two storerooms (207) it are provided with in inspection shaft sidewall between middle level cover plate (203) and lower floor's cover plate (204), check, in two storerooms (207) during maintenance, lower floor's cover plate (204) and heat-insulation layer (205) being placed in inspection shaft.
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom the most according to claim 1, it is characterized in that: described tunnel insulation inspection shaft (201) is reinforced concrete structure, in inspection shaft, headroom sectional dimension is 1.0m × 1.0m, and borehole wall thickness is 0.25m.
3. according to the tunnel buried pumping equipment insulation inspection shaft structure of the band storeroom described in claim 1 or claim 2, it is characterized in that: in described inspection shaft, two storerooms (207) are arranged on inspection shaft shaft wall structure concrete (210), and it is positioned at the top of buried pumping equipment, between middle level cover plate (203) and lower floor's cover plate (204)；Two storeroom (207) inside bottom surface all keep concordant with lower floor cover plate heat-insulation layer (205) end face.
4. according to the tunnel buried pumping equipment insulation inspection shaft structure of the band storeroom described in claim 1 or claim 2, it is characterized in that: described cover plate of upper layer (202) is reinforced concrete structure, described middle level cover plate (203) and lower floor's cover plate (204) are respectively adopted two blocks of immersion oil wooden cover plates and make.
5. according to the tunnel buried pumping equipment insulation inspection shaft structure of the band storeroom described in claim 1 or claim 2, it is characterised in that: the spacing between described cover plate of upper layer (202) bottom surface and middle level cover plate (203) end face is 0.25m；Spacing between middle level cover plate (203) bottom surface and lower floor's cover plate (204) end face is 0.80m；Heat-insulation layer (205) thickness on lower floor's cover plate (204) is 0.35m, and heat-insulation layer (205) is the polyurethane foamed material using outsourcing geotextiles, is filled in inspection shaft.
6. according to the tunnel buried pumping equipment insulation inspection shaft structure of the band storeroom described in claim 1 or claim 2, it is characterised in that: described middle level cover plate (203) and lower floor's cover plate (204) lower section are supported by cover plate support (206).
The tunnel buried pumping equipment insulation inspection shaft structure of band storeroom the most according to claim 6, it is characterised in that: cover plate support (206) lateral symmetry setting on insulation inspection shaft inwall；Cover plate support (206) uses equal leg angle to be anchored on the borehole wall by crab-bolt, and the every 0.25m of crab-bolt is arranged together；Top with cover plate support (206) respectively, the bottom of middle level cover plate (203) and lower floor's cover plate (204) abuts.
8. according to the tunnel buried pumping equipment insulation inspection shaft structure of the band storeroom described in claim 1 or claim 2, it is characterized in that: tunnel insulation inspection shaft inner sidewall upper portion arranges steel cat ladder, steel cat ladder uses screw-thread steel processing, arranges together along the every 0.40m of course of the hole；After steel cat ladder is attached to the upper edge of buried pumping equipment (209), bottom arranges foot nest (208), and every 0.35m is arranged together, until bottom inspection shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149944.XU CN205712180U (en) | 2016-02-29 | 2016-02-29 | Tunnel buried pumping equipment insulation inspection shaft structure with storeroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149944.XU CN205712180U (en) | 2016-02-29 | 2016-02-29 | Tunnel buried pumping equipment insulation inspection shaft structure with storeroom |
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| Publication Number | Publication Date |
|---|---|
| CN205712180U true CN205712180U (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620149944.XU Active CN205712180U (en) | 2016-02-29 | 2016-02-29 | Tunnel buried pumping equipment insulation inspection shaft structure with storeroom |
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| CN (1) | CN205712180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937246A (en) * | 2016-02-29 | 2016-09-14 | 铁道第三勘察设计院集团有限公司 | Structure of thermal insulating inspection well with storage chambers for deep-buried drainage facility of tunnel |
-
2016
- 2016-02-29 CN CN201620149944.XU patent/CN205712180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937246A (en) * | 2016-02-29 | 2016-09-14 | 铁道第三勘察设计院集团有限公司 | Structure of thermal insulating inspection well with storage chambers for deep-buried drainage facility of tunnel |
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Address after: 300142 Hebei District, Zhongshan Road, No. 10, Co-patentee after: HARBIN-MUDANJIANG RAILWAY PASSENGER DEDICATED LINE Co.,Ltd. Patentee after: CHINA RAILWAY DESIGN Corp. Co-patentee after: CHINA RAILWAY 19TH BUREAU GROUP Co.,Ltd. Address before: 300142 Hebei District, Zhongshan Road, No. 10, Co-patentee before: HARBIN-MUDANJIANG RAILWAY PASSENGER DEDICATED LINE Co.,Ltd. Patentee before: THE THIRD RAILWAY SURVEY AND DESIGN INSTITUTE Group Corp. Co-patentee before: CHINA RAILWAY 19TH BUREAU GROUP Co.,Ltd. |