CN212318010U - Highway tunnel transverse flue and underground fan room structure of discharging fume - Google Patents
Highway tunnel transverse flue and underground fan room structure of discharging fume Download PDFInfo
- Publication number
- CN212318010U CN212318010U CN202021508787.XU CN202021508787U CN212318010U CN 212318010 U CN212318010 U CN 212318010U CN 202021508787 U CN202021508787 U CN 202021508787U CN 212318010 U CN212318010 U CN 212318010U
- Authority
- CN
- China
- Prior art keywords
- hole
- cross
- tunnel
- smoke
- line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Ventilation (AREA)
Abstract
The utility model discloses a highway tunnel cross cut of discharging fume and secret fan house structure, left side line row cigarette cross cut and right side line row cigarette cross cut, right side line row cigarette cross cut between left side line main cut and the right side line main cut with left side line row cigarette cross cut be 45 with left side line row cigarette cross cut and form one and discharge fume the cross cut, be provided with smoke exhaust fan in the one end that is close to left side line row cigarette cross cut and right side line row cigarette cross cut intersection in the cross cut of discharging fume, cross the section and become two caverns from top to bottom by the horizontal baffle that flushes with left side line main cut top surface, go up the cavern as smoke exhaust passage, the part that lower cavern is located the section is as fan control room. The utility model discloses a horizontal hole and underground fan room structure of discharging fume has changed the mode of striding left side line owner hole on traditional right side line row cigarette horizontal hole, utilizes the section of main hole self, adopts right side line row cigarette horizontal hole directly to cross the sectional structure in left right side owner hole, has reduced the construction degree of difficulty, arranges smoke exhaust fan in the horizontal hole of discharging fume simultaneously, need not increase alone and build underground fan room, and the cost is low.
Description
Technical Field
The utility model relates to a highway tunnel field, concretely relates to highway tunnel cross hatch and secret fan room structure of discharging fume.
Background
According to the current standard, the one-way traffic tunnel usually adopts longitudinal smoke exhaust, the smoke exhaust direction in the tunnel is the same as the driving direction of the tunnel, smoke is exhausted from the tunnel outlet or the nearby smoke outlet, the maximum travel of fire smoke in the tunnel is not more than 5000m, and a special smoke exhaust transverse hole is arranged in a highway tunnel with small traffic volume in mountainous areas when the tunnel length is more than 5000m and the requirement of subsection ventilation is not met. A special fan is required to be arranged on a special smoke exhaust cross, a ground fan room is usually required to be arranged, and an underground fan room is required to be arranged when the terrain condition is limited.
The conventional underground fan house is an independent cavern, the area of the cavern is large, the internal space is high, and the portal hanging rail is arranged to facilitate the installation of the fan; according to the fire-fighting requirement, fire-fighting partition is needed to be carried out on the area of the fire-fighting partition, and at least two fire doors and the like are arranged. Meanwhile, the smoke-discharging cross hole of the right hole needs to cross over from the upper part of the left hole, so that the longitudinal slope always reaches 40%, and the construction difficulty is high. And the conventional underground fan house and the smoke discharge cross tunnel are extremely high in manufacturing cost, one standard underground fan house is tens of millions or even tens of millions in manufacturing cost, the construction risk is large, and the later maintenance is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a highway tunnel cross hole and secret fan room structure of discharging fume, changed the mode of striding left side line main hole on traditional right side line row cigarette cross hole, utilized the section of main hole self, adopted right side line row cigarette cross hole directly to cross the sectional structure in left and right main hole, reduced the construction degree of difficulty, arrange the smoke exhaust fan simultaneously in discharging fume the cross hole, need not increase alone and build the fan room, the cost is low.
The utility model discloses a following technical scheme realizes:
the utility model relates to a highway tunnel smoke discharge cross tunnel and underground fan house structure, which comprises a left line smoke discharge cross tunnel communicated with a left line main tunnel and a right line smoke discharge cross tunnel communicated with a right line main tunnel, wherein the right line smoke discharge cross tunnel crosses the cross section between the left line main tunnel and the right line main tunnel and the left line smoke discharge cross tunnel at an angle of 45 degrees, the right line smoke discharge cross tunnel crosses the left line smoke discharge cross tunnel to form a smoke discharge cross tunnel, a smoke discharge fan is arranged in one end of the smoke discharge cross tunnel near the intersection of the left line smoke discharge cross tunnel and the right line smoke discharge cross tunnel, the road surface elevation of the right line smoke discharge cross tunnel and the left line smoke discharge cross tunnel, the road surface elevation of the right line main hole is level, the transverse section of the right line smoke discharge cross hole, which transversely penetrates through the section and the left line main hole, is divided into an upper cavern and a lower cavern by a horizontal partition plate which is level with the top surface of the left line main hole, the upper cavern is used as a smoke discharge channel, and the part of the lower cavern, which is positioned in the section, is used as a fan control chamber.
The utility model discloses a horizontal hole and underground fan room structure of discharging fume has changed the mode of striding left side line owner hole on traditional right side line row cigarette horizontal hole, utilizes the section of main hole self, adopts right side line row cigarette horizontal hole directly to cross the sectional structure in left right side owner hole, has reduced the construction degree of difficulty, arranges smoke exhaust fan in the horizontal hole of discharging fume simultaneously, need not increase alone and build underground fan room, and the cost is low.
The utility model discloses a left side line row cigarette cross cut and right side line row cigarette cross cut all are built along the section of tunnel owner hole itself, and right side line row cigarette cross cut adopts and directly crosses the mode that left side line owner hole and right side line row cigarette cross cut gathered from right side line owner hole department, has solved the problem that the construction degree of difficulty that left side line owner hole slope height caused is big on the right side line row cigarette cross cut, and the road surface elevation of right side line row cigarette cross cut and left side line row cigarette cross cut flushes with the road surface elevation of left side line owner hole, right side line owner hole, convenient construction.
The cross section spatial arrangement who discharges fume the cross tunnel and utilize left line main hole discharges fume the fan, do not need the space that increases alone to place, it is two-layer about being divided into to lie in the section of crossing between the main hole about simultaneously, as smoke exhaust channel and fan control room respectively, the arrangement in tunnel underground fan room has been simplified, and left line row of cigarette cross tunnel can regard as the transport corridor of fan again when regarding as the smoke exhaust channel in left line main hole, the situation that traditional structure need set up transport corridor alone has been changed, not only the construction is very simple, the construction risk is little, the cost is low, social resources are saved, and later stage operation management is very convenient, can directly drive the transport vechicle to fan department loading and unloading when changing the fan.
The division door is all installed with the handing-over department of left line main hole and right line main hole lateral wall to right line row cigarette cross cut, has not only guaranteed the isolation between right line row cigarette cross cut and the left line main hole under the normal use condition, conveniently gets into again in each section structure of right line row cigarette cross cut.
The handing-over position setting of left side line owner hole and left side line row cigarette cross cut is in the parking area, and the construction of the cross cut of conveniently discharging fume also makes things convenient for the operation management of the cross cut of discharging fume.
A right-line fireproof door is arranged in the right-line smoke discharge cross hole at the intersection of the left-line smoke discharge cross hole and the right-line smoke discharge cross hole, a left-line fireproof door is arranged at the joint of the left-line smoke discharge cross hole and the side wall of the left-line main hole, the fireproof door is a fireproof rolling door, and the starting modes comprise three modes, namely automatic, manual and emergency mechanical starting; the fire door is prevented to right side line when the conflagration condition appears in the left side hole, closes the fire door is prevented to left side line when the conflagration condition appears in the right side hole, avoids the flue gas to spread in another main hole through the cross bore.
The smoke exhaust fan comprises two axial flow fans, the situation of the smoke exhaust fan used by the left and right lines of the traditional smoke exhaust fan is changed, and the number of the fans and the floor area can be reduced.
The place of arranging the smoke ventilator in left side line row cigarette cross cut to the row of discharging fume cross cut all adopts the interior profile structure the same with left side line owner hole and right side line owner hole, can directly utilize main hole lining cutting platform truck when this section is under construction like this, no longer customization template alone, can accelerate the construction progress and practice thrift social resources.
The left line smoke discharge transverse hole is coaxial with the smoke discharge transverse hole, so that the fan can be conveniently transported to the smoke discharge transverse hole.
The section from the place where the smoke exhaust fan is placed to the discharge hole in the smoke exhaust cross tunnel is gradually reduced in a linear gradual change mode, the section of the discharge hole of the smoke exhaust cross tunnel is very small, and generally only 20m is needed2The method is suitable for the left and the right.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to a highway tunnel cross hole and underground fan room structure of discharging fume, has changed the mode of crossing left line main hole on the traditional right line row cigarette cross hole, utilizes the section of main hole self, adopts the structure that right line row cigarette cross hole directly crosses left and right main hole section, has reduced the construction degree of difficulty, arranges the smoke exhaust fan in the cross hole of discharging fume simultaneously, does not need to heighten alone and build the underground fan room, the cost is low;
2. the utility model relates to a highway tunnel cross hole and underground fan room structure of discharging fume, left side line row cigarette cross hole and right side line row cigarette cross hole are all built along the section of tunnel owner hole itself, right side line row cigarette cross hole adopts the mode of crossing left side line owner hole and right side line row cigarette cross hole and collecing directly from right side line owner hole department, solved the problem that the construction degree of difficulty is big that the high slope of left side line owner hole caused of striding on the right side line row cigarette cross hole, the road surface elevation of right side line row cigarette cross hole and left side line row cigarette cross hole flushes with the road surface elevation of left side line owner hole, right side line owner hole, convenient construction;
3. the utility model relates to a highway tunnel transverse flue and secret fan room structure of discharging fume, the cross section spatial arrangement who discharges fume the transverse flue and utilize left line owner hole is discharged fume the fan, do not need the space that increases alone to place, it is two-layer about being located the section of crossing between the main hole about simultaneously divide into, as smoke exhaust channel and fan control room respectively, the arrangement in tunnel secret fan room has been simplified, and left line row's smoke transverse flue can regard as the transport corridor of fan again in the smoke exhaust channel who regards as left line owner hole, the situation that traditional structure need set up transport corridor alone has been changed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural plan view of the present invention;
fig. 2 is a schematic cross-sectional view taken along line a-a in fig. 1.
Reference numbers and corresponding part names in the drawings:
1-left line main hole, 2-left line smoke discharge cross hole, 3-right line main hole, 4-right line smoke discharge cross hole, 5-section, 6-smoke discharge cross hole, 7-transverse section, 8-horizontal partition plate, 9-fan control room, 10-smoke discharge fan, 11-isolation door, 12-right line fireproof door and 13-left line fireproof door.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1
As shown in figures 1 and 2, the utility model relates to a highway tunnel smoke-discharging cross hole and underground fan house structure, which comprises a left line smoke-discharging cross hole 2 communicated with a left line main hole 1 and a right line smoke-discharging cross hole 4 communicated with a right line main hole 3, wherein the right line smoke-discharging cross hole 4 crosses with the left line smoke-discharging cross hole 2 at an angle of 45 degrees after crossing a section 5 between the left line main hole 1 and the right line main hole 3 and the left line main hole 1, the right line smoke-discharging cross hole 4 crosses with the left line smoke-discharging cross hole 2 to form a smoke-discharging cross hole 6, a smoke-discharging fan 10 is arranged in one end of the smoke-discharging cross hole 6 near the intersection of the left line smoke-discharging cross hole 3 and the right line smoke-discharging cross hole 4, the elevation road surface of the right line smoke-discharging cross hole 4 and the left line smoke-discharging cross hole 2 is flush with the road surface of the left line main hole 1 and the right line main hole 3, the elevation of the right line smoke-discharging cross hole 4 is divided into two horizontal chambers 8 by a section 7 crossing with the top surface of the left line main hole 1, the upper cavern is used as a smoke exhaust channel, and the part of the lower cavern in the section 5 is used as a fan control chamber 9.
The utility model discloses a horizontal hole and underground fan room structure of discharging fume has changed the mode of striding left side line owner hole on traditional right side line row cigarette horizontal hole, utilizes the section of main hole self, adopts right side line row cigarette horizontal hole directly to cross the sectional structure in left right side owner hole, has reduced the construction degree of difficulty, arranges smoke exhaust fan in the horizontal hole of discharging fume simultaneously, need not increase alone and build underground fan room, and the cost is low.
The utility model discloses a left side line row cigarette cross cut and right side line row cigarette cross cut all are built along the section of tunnel owner hole itself, and right side line row cigarette cross cut adopts and directly crosses the mode that left side line owner hole and right side line row cigarette cross cut gathered from right side line owner hole department, has solved the problem that the construction degree of difficulty that left side line owner hole slope height caused is big on the right side line row cigarette cross cut, and the road surface elevation of right side line row cigarette cross cut and left side line row cigarette cross cut flushes with the road surface elevation of left side line owner hole, right side line owner hole, convenient construction.
The cross section spatial arrangement who discharges fume the cross tunnel and utilize left line main hole discharges fume the fan, do not need the space that increases alone to place, it is two-layer about being divided into to lie in the section of crossing between the main hole about simultaneously, as smoke exhaust channel and fan control room respectively, the arrangement in tunnel underground fan room has been simplified, and left line row of cigarette cross tunnel can regard as the transport corridor of fan again when regarding as the smoke exhaust channel in left line main hole, the situation that traditional structure need set up transport corridor alone has been changed, not only the construction is very simple, the construction risk is little, the cost is low, social resources are saved, and later stage operation management is very convenient, can directly drive the transport vechicle to fan department loading and unloading when changing the fan.
Preferably, division door 11 is all installed with the handing-over department of left line main hole and right line main hole lateral wall to right line row cigarette cross cut hole, has not only guaranteed the isolation between right line row cigarette cross cut hole and the left line main hole under the normal use condition, conveniently gets into again in each section structure of right line row cigarette cross cut hole.
Preferably, the handing-over position setting of left line main hole and left line row cigarette cross cut is in the parking area, and the construction of the horizontal passageway of conveniently discharging fume also makes things convenient for the operation management of the horizontal hole of discharging fume.
Preferably, a right-line fireproof door 12 is arranged in the right-line smoke discharge cross hole at the intersection of the left-line smoke discharge cross hole and the right-line smoke discharge cross hole, a left-line fireproof door 13 is arranged at the intersection of the left-line smoke discharge cross hole and the side wall of the left-line main hole, the fireproof door is a fireproof rolling door, and the starting modes comprise three modes, namely automatic, manual and emergency mechanical starting; the fire door is prevented to right side line when the conflagration condition appears in the left side hole, closes the fire door is prevented to left side line when the conflagration condition appears in the right side hole, avoids the flue gas to spread in another main hole through the cross bore.
Preferably, the smoke exhaust fan comprises two axial flow fans, so that the situation of the smoke exhaust fan used in the traditional left and right lines is changed, and the number of the fans and the floor area can be reduced.
Preferably, the place of placing the smoke exhaust fan from the left line smoke exhaust cross tunnel to the smoke exhaust cross tunnel adopts the same inner contour structure as the left line main tunnel and the right line main tunnel, so that the main tunnel lining trolley can be directly utilized during construction of the section, a template is not customized independently, the construction progress can be accelerated, and social resources are saved.
Preferably, the left line smoke discharge transverse hole is coaxial with the smoke discharge transverse hole, so that the fan can be conveniently transported to the smoke discharge transverse hole.
Preferably, the section from the place where the smoke exhaust fan is placed to the discharge hole in the smoke exhaust cross tunnel is gradually reduced in a linear gradient manner, the section of the discharge hole of the smoke exhaust cross tunnel is very small, and generally only 20m is needed2The method is suitable for the left and the right.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A highway tunnel smoke discharge cross hole and underground fan house structure comprises a left line smoke discharge cross hole (2) communicated with a left line main hole (1) and a right line smoke discharge cross hole (4) communicated with a right line main hole (3), and is characterized in that the right line smoke discharge cross hole (4) crosses a section (5) between the left line main hole (1) and the right line main hole (3) and intersects with the left line smoke discharge cross hole (2) at an angle of 45 degrees after crossing the left line main hole (1), a smoke discharge cross hole (6) is formed after the right line smoke discharge cross hole (4) and the left line smoke discharge cross hole (2), a smoke discharge fan (10) is arranged in one end of the smoke discharge cross hole (6) close to the intersection of the left line smoke discharge cross hole (2) and the right line smoke discharge cross hole (4), the road surface elevation of the right line smoke discharge cross hole (4) and the left line smoke discharge cross hole (2) is flush with the road surface elevation of the left line main hole (1) and the right line main hole (3), the transverse section (7) of the right line smoke discharge transverse hole (4) transversely crossing the section (5) and the left line main hole (1) is divided into an upper cavity and a lower cavity by a horizontal partition plate (8) which is flush with the top surface of the left line main hole (1), the upper cavity is used as a smoke discharge channel, and the part of the lower cavity in the section (5) is used as a fan control chamber (9).
2. The structure of a smoke exhaust crosshole and an underground fan room of a road tunnel according to claim 1, characterized in that a separation door (11) is arranged at the joint of the right smoke exhaust crosshole (4) and the side walls of the left main hole (1) and the right main hole (3).
3. The structure of a smoke exhaust crosshole and an underground fan room of a road tunnel according to claim 1, characterized in that the joint position of the left line main hole (1) and the left line smoke exhaust crosshole (2) is arranged at a parking belt.
4. The smoke discharging cross tunnel and underground fan room structure of the highway tunnel according to claim 1, wherein a right fire door (12) is arranged in the right smoke discharging cross tunnel (4) at the intersection of the left smoke discharging cross tunnel (2) and the right smoke discharging cross tunnel (4), and a left fire door (13) is arranged at the junction of the left smoke discharging cross tunnel (2) and the side wall of the left main tunnel (1).
5. A road tunnel smoke cross tunnel and underground fan house structure according to claim 1, characterized in that said smoke exhaust fan (10) comprises two axial fans.
6. The structure of the smoke exhaust cross tunnel and the underground fan room of the highway tunnel according to claim 1, wherein the positions from the left line smoke exhaust cross tunnel (2) to the smoke exhaust cross tunnel (6) where the smoke exhaust fan (10) is placed are all of the same inner contour structure as the left line main tunnel (1) and the right line main tunnel (3).
7. The structure of the smoke exhaust cross tunnel and the underground fan room of the highway tunnel according to claim 1, wherein the left line smoke exhaust cross tunnel (2) is coaxial with the smoke exhaust cross tunnel (6).
8. The structure of the smoke exhaust cross tunnel and the underground fan room of the highway tunnel according to claim 1, wherein the section from the place where the smoke exhaust fan (10) is placed to the discharge hole in the smoke exhaust cross tunnel (6) is gradually reduced in a linear mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021508787.XU CN212318010U (en) | 2020-07-27 | 2020-07-27 | Highway tunnel transverse flue and underground fan room structure of discharging fume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021508787.XU CN212318010U (en) | 2020-07-27 | 2020-07-27 | Highway tunnel transverse flue and underground fan room structure of discharging fume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212318010U true CN212318010U (en) | 2021-01-08 |
Family
ID=74034638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021508787.XU Active CN212318010U (en) | 2020-07-27 | 2020-07-27 | Highway tunnel transverse flue and underground fan room structure of discharging fume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212318010U (en) |
-
2020
- 2020-07-27 CN CN202021508787.XU patent/CN212318010U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203476345U (en) | Multifunctional multilayer municipal tunnel | |
| CN111677522A (en) | Highway tunnel transverse flue and underground fan room structure of discharging fume | |
| CN107653906B (en) | Vertically-arranged underground comprehensive pipe gallery and construction method | |
| CN101560881B (en) | Double-layer shield tunnel | |
| CN107747320B (en) | Double-layer comprehensive pipe gallery | |
| CN203452826U (en) | Ventilating system used for city underground annular tunnel | |
| CN103939124A (en) | Ventilation, smoke discharge and evacuation system for underwater single-tube double-layer shield traffic tunnel | |
| CN201835860U (en) | Fixed-point rescue station of railway tunnel | |
| CN111852535A (en) | Fire ventilation and smoke exhaust system and method for station hall of separated island type subway underground station | |
| CN114592732B (en) | Duplex parking garage | |
| CN213597033U (en) | Deep buried comprehensive pipe gallery | |
| CN212318010U (en) | Highway tunnel transverse flue and underground fan room structure of discharging fume | |
| CN109707395B (en) | Double-layer shield tunnel with upper and lower layer discharge flues and discharge flue setting method | |
| CN112664224A (en) | Arrangement structure of evacuation channels under highway tunnel lane boards | |
| CN209799977U (en) | Double-layer shield tunnel with upper and lower discharge flues | |
| CN211975022U (en) | Ramp fume extractor based on public shaft | |
| CN209855839U (en) | Shield method double-layer tunnel with double flues | |
| CN211368776U (en) | Cable utility tunnel | |
| CN212535681U (en) | Public rail co-building tunnel | |
| CN110616741A (en) | Cable utility tunnel | |
| CN112112192A (en) | Auxiliary channel system of subway station | |
| CN219061083U (en) | Skip-floor garage and building | |
| CN209468821U (en) | A kind of basement fire cistern structure and building | |
| CN219261889U (en) | Vertical separation fireproof skip-floor garage and building | |
| CN207063624U (en) | A kind of self-propelled parking building that saves land |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |