CN206874285U - The anti-collapse and water burst safety-door device of shield service channel excavation construction - Google Patents
The anti-collapse and water burst safety-door device of shield service channel excavation construction Download PDFInfo
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- CN206874285U CN206874285U CN201720423470.8U CN201720423470U CN206874285U CN 206874285 U CN206874285 U CN 206874285U CN 201720423470 U CN201720423470 U CN 201720423470U CN 206874285 U CN206874285 U CN 206874285U
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- Prior art keywords
- door
- service channel
- shield
- safety
- plate
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
Shield service channel excavation construction anti-collapse and water burst safety-door device, including multiple bow members and safety door；Multiple bow members are supported on the inner side of shield running tunnel by the longitudinal direction along shield tunnel and are distributed in the both sides of service channel hole correspondence position successively；Each bow member is formed by annular shaped steel and more support shaped steel；The side at service channel hole is provided with slide rail installation crossbeam and glidepath installation crossbeam on multiple bow members, slide rail is fixed with the lower end of upper slide rail installation crossbeam, glidepath is fixed with the upper end of glidepath installation crossbeam, sliding way groove and glide path groove are respectively equipped with upper and lower slide rail；Safety door is made up of door frame and door-plate；The upper end of door frame is inserted into sliding way groove, and the lower end of door frame is provided with the road wheel being placed in glide path groove；Door-plate is arc bent plate, and moved in safety door makes service channel hole form closure with service channel hole face position, door-plate.Safety door device can realize the quick closedown at service channel hole.
Description
Technical field
The utility model belongs to the safety device used in subway work, and more particularly to a kind of shield service channel, which excavates, to be applied
The anti-collapse and water burst safety-door device of work.
Background technology
As China's metro project is fast-developing and the maturation of Suporting structure application technology, majority cities at present
Iron section is built and uses shield construction.According to needs of preventing fires and escape, siding-to-siding block length often must be provided with one more than 600 meters
Service channel, because service channel need to apply from the shield running tunnel of shaping, large scale equipment can not be taken to construct, be both needed to use
Mining Method excavates, while tunnel excavation need to open the shield duct piece of assembled shaping, there is that face caves in, underground water largely gushes
Enter the great security risk such as molded running tunnel.
The content of the invention
The utility model for solve technical problem present in known technology provide it is a kind of occur face cave in,
In the case that lower water pours out, can it is quick and convenient close service channel hole, so as to prevent mud, swelling from entering running tunnel,
And then improve the security of construction and avoid the shield service channel excavation construction of casualties with anti-collapse with water burst safety
Door gear.
The utility model is adopted the technical scheme that to solve technical problem present in known technology：
The anti-collapse and water burst safety-door device of shield service channel excavation construction, it is characterised in that：Including multiple arches
Frame and moveable safety door：
By the inner side for being supported on shield running tunnel before and after spacing successively and divide along the multiple bow members in the longitudinal direction of shield tunnel
Cloth is in the both sides of service channel hole correspondence position；Each bow member is shaped steel welding structure, and it is connect by being formed with tunnel duct piece
Tactile annular shaped steel and be welded in inside annular shaped steel more support shaped steel are formed, annular shaped steel with service channel hole pair
The side answered sets jagged, formation safety door installing port；Side close to service channel hole on multiple bow members is provided with
Crossbeam and the glidepath installation crossbeam positioned at sustained height are installed positioned at the upper slide rail of sustained height, in upper slide rail installation crossbeam
Lower end is fixed with slide rail, is fixed with glidepath in the upper end of glidepath installation crossbeam, upper and lower slide rail is each along shield section tunnel
The longitudinal direction in road is set, and sliding way groove and glide path groove are respectively arranged with the upper and lower slide rail of upper slide rail；
The safety door is made up of door frame and the door-plate being fixedly mounted on the outside of door frame；The upper end of door frame is inserted into cunning
Formed in road groove and with sliding way groove and be slidably matched, the lower end of door frame is provided with road wheel, and road wheel is placed in glide path groove；
The door-plate is arc bent plate, safety door move to in the state of the face position of service channel hole, the lateral surface of door-plate
Formed and be bonded with the section of jurisdiction inwall on service channel hole periphery, service channel hole is formed closure.
Preferably：The glidepath is two, and transverse direction of two glidepaths along shield tunnel is arranged in inside and outside；The row
It is six groups to walk wheel, wherein three groups of road wheels are front and rear on the longitudinal direction along shield tunnel to be sequentially placed into a wherein glidepath
Glide path groove in, another three groups of road wheels are front and rear on the longitudinal direction along shield tunnel to be sequentially placed into another glidepath
In glide path groove.
Preferably：The door frame is by entablature, sill, the vertical beam for connecting lower and upper cross-member and the arc for connecting lower and upper cross-member
Camber beam is formed, and arc camber beam is located at the outside of vertical beam, and the door-plate is fixedly connected with the lateral surface of arc camber beam.
Preferably：The entablature, sill, vertical beam and arc camber beam use I-steel.
Preferably：For the door-plate by steel plate machine-shaping, the thickness of door-plate is 20mm.
Preferably：The annular shaped steel and more support shaped steel for forming bow member use I-steel.
The utility model has the advantages and positive effects of：
Safety door device, by being arranged on multiple bow members of service channel hole both sides, realize to service channel hole
The reinforcing of the section of jurisdiction of mouthful both sides, prevent to some extent because the hole periphery soil body is unstable and caused by asking of caving in of face
Topic；Moveable safety door is installed close to service channel hole side on bow member, so, in normal construction, safety door can
Hole side is moved to, does not influence being normally carried out for construction, and when occurring caving in the dangerous situation such as water burst, workmen withdraws rapidly
To after shield tunnel, safety door can be quickly moved to service channel openings position, hole is blocked, so, can avoid mud,
Swelling enters into shield tunnel, so as to ensure that the security of construction.
Brief description of the drawings
Fig. 1 is use state reference chart of the utility model in service channel in-plane；
Fig. 2 is use state reference chart of the utility model in service channel facade direction.
In figure：1st, bow member；1-1, annular shaped steel；1-2, support shaped steel；1-2-1, upper slide rail installation crossbeam；1-2-2, downslide
Rail installs crossbeam；1-3, upper slide rail；1-4, glidepath；2nd, safety door；2-1, door frame；2-1-1, entablature；2-1-2, sill；
2-1-3, vertical beam；2-1-4, arc camber beam；2-2, door-plate；2-3, road wheel；1 ', service channel；2 ', running tunnel.
Embodiment
For invention, features and effects of the present utility model can be further appreciated that, following examples are hereby enumerated, and coordinate
Accompanying drawing describes in detail as follows：
Refer to Fig. 1-2, shield service channel excavation construction anti-collapse and water burst safety-door device, including multiple arches
Frame 1 and moveable safety door 2.
By the inner side for being supported on shield running tunnel before and after spacing successively and divide along the multiple bow members in the longitudinal direction of shield tunnel
Cloth is in the both sides of service channel hole correspondence position, for example four bow members are provided with accompanying drawing, in the both sides at service channel hole
Two bow members are respectively set.Each bow member is shaped steel welding structure, its annular shaped steel 1-1 contacted by being formed with tunnel duct piece and
It is welded in more support shaped steel 1-2 inside annular shaped steel to form, specifically, support shaped steel has the support type that vertical direction is set
Steel, also there is the shaped steel of horizontal square setting.Annular shaped steel sets jagged, formation peace in side corresponding with service channel hole
Air cock installing port.The side at service channel hole is provided with the upper slide rail installation horizontal stroke positioned at sustained height on multiple bow members
The beam 1-2-1 and glidepath installation crossbeam 1-2-2 positioned at sustained height.Slide rail is fixed with the lower end of upper slide rail installation crossbeam
1-3, glidepath 1-4, longitudinal direction side of the upper and lower slide rail each along shield running tunnel are fixed with the upper end of glidepath installation crossbeam
To setting, sliding way groove and glide path groove are respectively arranged with the upper and lower slide rail of upper slide rail.
The safety door is made up of door frame 2-1 and the door-plate 2-2 being fixedly mounted on the outside of door frame.The upper end insertion of door frame
Formed in sliding way groove and with sliding way groove and be slidably matched, the lower end of door frame is provided with road wheel 2-3, and road wheel is placed in down
In slide groove.The door-plate is arc bent plate, safety door move to in the state of the face position of service channel hole, door-plate
The section of jurisdiction inwall on lateral surface and service channel hole periphery formed and be bonded, form service channel hole and block.Actually make
Used time, can door-plate lateral surface and shield tunnel correspondence position section of jurisdiction medial surface between leave certain fit clearance,
So, the movement of safety door can be easy to, safety door movement is got up than relatively labor-saving.Service channel hole is moved in safety door,
When being blocked to hole, elastic sealing strip can be filled in the cooperation position of the section of jurisdiction inwall on door-plate Yu hole periphery, to realize
The thorough sealing of openings position.
In above-mentioned safety-door device, the glidepath is preferably two, and two glidepaths are in along the transverse direction of shield tunnel
Inside and outside arrangement.The road wheel is six groups, is put successively wherein three groups of road wheels are front and rear on the longitudinal direction along shield tunnel
In in the glide path groove of wherein one glidepath, another three groups of road wheels are front and rear on the longitudinal direction along shield tunnel to be put successively
In in the glide path groove of another glidepath.Using two glidepaths and the fit structure of six groups of road wheels, on the one hand ensure that
The safety door installing port position for being supported on bow member of whole safety door firm stable, the switch of another aspect safety door also compare province
Power.
In above-mentioned safety-door device, the preferred structure of the door frame is：By entablature 2-1-1, sill 2-1-2, connection
The vertical beam 2-1-3 of lower and upper cross-member and the arc camber beam 2-1-4 of connection lower and upper cross-member are formed, and arc camber beam is located at the outside of vertical beam,
The door-plate is fixedly connected with the lateral surface of arc camber beam by modes such as welding.
Above-mentioned entablature, sill, vertical beam and arc camber beam further preferably use I-steel.
In above-mentioned safety-door device：For the door-plate by steel plate machine-shaping, the thickness of door-plate is 20mm.
In above-mentioned safety-door device：The annular shaped steel and more support shaped steel for forming bow member use I-steel.
In shield section during Freezing Method for Cross-passage Construction, one group of safety door dress is respectively installed in the both sides openings position of service channel 1 '
Put.When usually constructing normal, safety door is pushed into the side of service channel portal, not interfere with applying for service channel so
Work.When occurring dangerous situation in service channel, personnel will withdraw from service channel rapidly, and safety door quickly is pushed into service channel portal
Position, to realize sealing hole, so, so that it may prevent mud, swelling from entering running tunnel 2 ', ensure that the security of construction.
Claims (6)
1. the anti-collapse and water burst safety-door device of shield service channel excavation construction, it is characterised in that：Including multiple bow members
With moveable safety door：
By the inner side for being supported on shield running tunnel before and after spacing successively and it is distributed in along the multiple bow members in the longitudinal direction of shield tunnel
The both sides of service channel hole correspondence position；Each bow member is shaped steel welding structure, and it with tunnel duct piece by forming what is contacted
Annular shaped steel and more support shaped steel being welded in inside annular shaped steel are formed, and annular shaped steel is corresponding with service channel hole
Side sets jagged, formation safety door installing port；It is provided with and is located at close to the side at service channel hole on multiple bow members
The upper slide rail installation crossbeam of sustained height and the glidepath installation crossbeam positioned at sustained height, in the lower end of upper slide rail installation crossbeam
Slide rail is fixed with, is fixed with glidepath in the upper end of glidepath installation crossbeam, upper and lower slide rail is each along shield running tunnel
Longitudinal direction is set, and sliding way groove and glide path groove are respectively arranged with the upper and lower slide rail of upper slide rail；
The safety door is made up of door frame and the door-plate being fixedly mounted on the outside of door frame；The upper end of door frame is inserted into sliding way groove
It is interior and with sliding way groove formed be slidably matched, the lower end of door frame is provided with road wheel, and road wheel is placed in glide path groove；It is described
Door-plate is arc bent plate, safety door move to in the state of the face position of service channel hole, the lateral surface and connection of door-plate
The section of jurisdiction inwall on network passage hole periphery forms fitting, service channel hole is formed closure.
2. the anti-collapse and water burst safety-door device of shield service channel excavation construction according to claim 1, it is special
Sign is：The glidepath is two, and transverse direction of two glidepaths along shield tunnel is arranged in inside and outside；The road wheel is six
Group, wherein three groups of road wheels front and rear glide path for being sequentially placed into wherein one glidepath on the longitudinal direction along shield tunnel
In groove, another three groups of road wheels front and rear glide path groove for being sequentially placed into another glidepath on the longitudinal direction along shield tunnel
It is interior.
3. the anti-collapse and water burst safety-door device of shield service channel excavation construction according to claim 1, it is special
Sign is：The door frame is by entablature, sill, the vertical beam for connecting lower and upper cross-member and the arc camber beam structure for connecting lower and upper cross-member
Into arc camber beam is located at the outside of vertical beam, and the door-plate is fixedly connected with the lateral surface of arc camber beam.
4. the anti-collapse and water burst safety-door device of shield service channel excavation construction according to claim 3, it is special
Sign is：The entablature, sill, vertical beam and arc camber beam use I-steel.
5. the anti-collapse and water burst safety-door device of shield service channel excavation construction according to claim 1, it is special
Sign is：For the door-plate by steel plate machine-shaping, the thickness of door-plate is 20mm.
6. the anti-collapse and water burst safety-door device of shield service channel excavation construction according to claim 1, it is special
Sign is：The annular shaped steel and more support shaped steel for forming bow member use I-steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423470.8U CN206874285U (en) | 2017-04-20 | 2017-04-20 | The anti-collapse and water burst safety-door device of shield service channel excavation construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720423470.8U CN206874285U (en) | 2017-04-20 | 2017-04-20 | The anti-collapse and water burst safety-door device of shield service channel excavation construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206874285U true CN206874285U (en) | 2018-01-12 |
Family
ID=61343544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720423470.8U Expired - Fee Related CN206874285U (en) | 2017-04-20 | 2017-04-20 | The anti-collapse and water burst safety-door device of shield service channel excavation construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206874285U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162760A (en) * | 2018-09-12 | 2019-01-08 | 中交第二航务工程局有限公司 | A kind of constructing metro tunnel safety-door device and its construction method |
| CN109630193A (en) * | 2019-01-11 | 2019-04-16 | 中建八局轨道交通建设有限公司 | Subway Tunnel service channel excavates the administering method for water burst phenomenon occur |
| CN114439533A (en) * | 2020-11-02 | 2022-05-06 | 中铁第六勘察设计院集团有限公司 | Smoke exhaust device installed at subway entrance/exit |
-
2017
- 2017-04-20 CN CN201720423470.8U patent/CN206874285U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162760A (en) * | 2018-09-12 | 2019-01-08 | 中交第二航务工程局有限公司 | A kind of constructing metro tunnel safety-door device and its construction method |
| CN109162760B (en) * | 2018-09-12 | 2024-02-27 | 中交第二航务工程局有限公司 | Safety door device for subway tunnel construction and construction method thereof |
| CN109630193A (en) * | 2019-01-11 | 2019-04-16 | 中建八局轨道交通建设有限公司 | Subway Tunnel service channel excavates the administering method for water burst phenomenon occur |
| CN114439533A (en) * | 2020-11-02 | 2022-05-06 | 中铁第六勘察设计院集团有限公司 | Smoke exhaust device installed at subway entrance/exit |
| CN114439533B (en) * | 2020-11-02 | 2024-05-28 | 中铁第六勘察设计院集团有限公司 | Install fume extractor at subway access & exit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 Termination date: 20210420 |