CN206600119U - A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck - Google Patents
A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck Download PDFInfo
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- CN206600119U CN206600119U CN201621113776.5U CN201621113776U CN206600119U CN 206600119 U CN206600119 U CN 206600119U CN 201621113776 U CN201621113776 U CN 201621113776U CN 206600119 U CN206600119 U CN 206600119U
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- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
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Abstract
The utility model is related to a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck, including doorframe, passes through hinge page two door leafs being connected with the doorframe and the upper and lower strut type closedown structure being respectively arranged on inside the door leaf respectively；The projection for being surrounded by multiple insertion walls of the doorframe；Ventilating opening is provided with the 2/3~3/4 of each door leaf height, the surface in the door leaf towards tunnel is provided with explosion-wave-preventing hanging deck to be opened/closed, the region where the ventilating opening can be covered during the explosion-wave-preventing hanging deck closure；Door leaf cavern Men Qi surfaces described in the utility model open up ventilating opening and the explosion-wave-preventing hanging deck shielded are set on its surface, can both realize ventilation and heat, certain protective effect can be also played to the equipment in tunnel.Further, by improving the external structure of doorframe and the internal structure of door leaf, the fatigue performance and antiseptic property of cavern's door can be dramatically improved, extends its service life.
Description
Technical field
The utility model belongs to railway construction technical field, and in particular to a kind of knot of the door of tunnel internal equipment cavern
Structure.
Background technology
Tunnel is the building channel of automobile or train passage.The cavern of place apparatus is usually provided with tunnel, tunnel is prevented
Protecting Men Ze is applied in railway tunnel, and such as transverse passage-way, various kinds of equipment (ventilation, communication, electric power) cavern, emergency relief are fought, tightly
In the caverns such as escape vent, sanctuary, vertical shaft incoming tunnel, inclined shaft incoming tunnel, repeater, transformer station, it, which is acted on, fire prevention, anti-
It is quick-fried, resist positive and negative blast caused by train periodicity Piston Action Wind, prevent device damage and support personnel safety and set it is special
The door of purposes.
Due to not setting window or passage on the requirement of protective door, cavern's door to bearing capacity, general door in tunnel, still
Air flow spaces are narrow and small in tunnel, no train by when air velocity it is slow, it is considered to hole indoor equipment ventilation and heat demand, for
For some equipment, it is required to set air vent.And set the pressure after air vent in tunnel may be to the setting in cavern
Certain influence is produced, this is directed to, the explosion-proof of air vent on tunnel cavern protective door is directed to the utility model proposes a kind of
Ripple hanging deck.
Utility model content
The utility model provides a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck.
Two door leafs being connected including doorframe and respectively by hinge page with the doorframe；
The door leaf is hollow rectangular parallelepiped structure, is internally provided with upper and lower strut type closedown structure and described for supporting
The steel skeleton of hollow rectangular parallelepiped structure；
The rectangular parallelepiped structure fibreglass reinforced plastics of the doorframe, hinge page and door leaf is prepared from；
Ventilating opening is provided with the 2/3~3/4 of each door leaf height, the surface in the door leaf towards tunnel is provided with can
The explosion-wave-preventing hanging deck of opening and closing, the region where the ventilating opening can be covered during the explosion-wave-preventing hanging deck closure.
It is preferred that, being surrounded by for the doorframe is multiple integrally formed with the doorframe, the coagulation being fixed in wall
Projection in native supporting construction or fire-and explosion-proof plate, the depth of raised the insertion concrete supporting structure or fire-and explosion-proof plate
Spend for 10~20cm；
It is preferred that, the spacing of adjacent protrusion is 50~60cm on the upper, lower horizontal frame of the doorframe, and the doorframe is left and right perpendicular
The spacing of adjacent protrusion is 75~90cm on frame.Train is by producing Piston Action Wind in tunnel, and Piston Action Wind is to tunnel lining structure side
Wall produces periodically positive and negative wind, here it is the aerodynamic effect of so-called train.During train operation, positive and negative blast is most
Big value is up to 0.01MPa, if being exploded in tunnel, and its pressure is up to 0.1MPa, to make cavern's door under above-mentioned pressure still long
Phase effectively plays a role, and preferably sets raised in the surrounding of the doorframe, the wall of projection insertion cavern door surrounding, can make hole
Room door be bound tightly together with wall, can reinforced door fatigue performance.Using above-mentioned during the raised setting
Parameter, can both effectively cope with the positive and negative blast that train pneumatic effect is brought, and can also be reduced as far as the setting number of projection
Mesh, reduces production cost.
It is preferred that, the side close to cavern on the doorframe is provided with along the wall outer prominent to surrounding；The projection
It is to include the polyhedron of upper, middle, and lower part, described raised thin in middle part towards the cavern direction, the thick waist drum in top and the bottom
Shape；The raised top be upper bottom surface towards cavern direction, bottom surface towards tunnel direction hexahedron, the upper bottom and under
Bottom surface is parallel to each other, and the area of upper bottom surface is less than bottom surface；The raised bottom is that bottom surface is trapezoidal quadrangular, described
Inside of the bottom surface of quadrangular towards the cavern；Go to the bottom under upper at the trapezoidal upper bottom in the bottom surface；The raised middle part
To connect the cuboid of the convex upper portion and bottom.During installation, doorframe is poured by cement to be fixed in tunnel
Concrete supporting structure or fire-proof and explosion-proof plate on, towards cavern direction, be set to that middle part is thin, it is thick dolioform up and down,
Mixed mud can enter the thinner part in the raised centre during pouring, and realize more firm in top and the bottom to doorframe
Fixation；The further preferably raised bottom is that bottom surface is trapezoidal quadrangular, and the bottom surface is towards the cavern
Go to the bottom under upper inside, the trapezoidal upper bottom；Had a certain degree from raised bottom to middle part shape, be more beneficial for mixing
Solidifying soil is full of the thinner part in middle part；It is provided with the doorframe close to the side of cavern along the wall outer prominent to surrounding；
When pressure is smaller in tunnel, the outer is stopped by wall, and the support force towards cavern can be provided for doorframe, described raised
The upper bottom surface area of the top shop front is less than bottom surface, and the bottom surface is located at close to tunnel side, when the pressure in tunnel
When larger, this projection can provide bigger support force for doorframe, hinder the doorframe to be moved to the direction of cavern, strengthen doorframe
In the fastness of fore-and-aft direction.
It is preferred that, the steel skeleton includes and the hollow cuboid base area identical steel cuboid frame and welding
In the steel reinforcement of many right-angled intersections of the rectangle inframe, cuboid frame is identical with the thickness of reinforcement, is described
The 2/3~3/4 of hollow cuboid inner thickness；The steel skeleton is set into outside including cuboid frame and internal carry to strengthen
The structure of muscle, cuboid frame can form more preferable support, internal stiffeners to the door body frame structure of fiberglass reinforced plastics
More preferable support can be formed for two faces of door leaf；Its thickness is further set to the 2/3~3/ of hollow cuboid inner thickness
4, can preferably it play a supporting role.
It is preferred that, in wide direction, the spacing for the steel skeleton being parallel to each other is 40~60cm, in high direction, mutually flat
The spacing of capable reinforcement is 60~80cm.
It is preferred that, be open to traffic side towards inside cavern from tunnel, the door leaf sequentially by external door panel, refractory slab, thermal insulation board,
Steel skeleton and internal hilar plate are laminated；The refractory slab is ceramic fibre (alumina silicate fibre) plate, and the thermal insulation board is phenolic aldehyde tree
Fat plate, the external door panel and internal hilar plate are the bottom surface of the hollow cuboid, are prepared from by fiberglass reinforced plastics.It is described
Internal hilar plate and door leaf body are that fiberglass reinforced plastics is prepared from.It is fiberglass reinforced plastics lightweight, high-strength, in thickness
Also there is larger voltage endurance capability in the case of less, hollow structure is set as, and in its inner surface setting steel skeleton, both may be used
Its bearing capacity is further increased, is also facilitated in the complicated lockset of its inner mounting structure；Addition refractory slab and thermal insulation board can enter
One step strengthens its fire resistance.
It is preferred that, through door leaf above and below the upper and lower strut type closedown structure, it is finally secured to above and below doorframe.
The locking is arranged at the inside of door and up/down perforation is finally secured on doorframe, and the door connector and doorframe are associated in into one
Rise, the stress of door can be passed to doorframe, reduce the one-side stress of door leaf, strengthen its fatigue durability, extend its service life.
It is preferred that, the upper and lower strut type closedown structure includes link type locking, latch receptacles and rack-and-pinion closed enclosure；
The link type locking includes the upper locking and lower locking of metallic rod shaped, and one end of the upper locking and lower locking is equal
Rack is set to, the rack is engaged with the gear in the rack-and-pinion closed enclosure；The upper locking and lower locking it is another
End extends up and down respectively, finally inserts and is located at respectively in the latch receptacles above and below doorframe respectively.
The centre of the rack-and-pinion closed enclosure is provided with the handle for being used for controlling the latch switch.
The side of the rack-and-pinion closed enclosure is provided with the latch fitting for being used for controlling the latch switch, and the latch fitting is in and closed
During conjunction state, outstanding dead bolt can prevent the connecting rod with the motion of gear teeth barrel, the latch fitting is in closed form
State.
It is preferred that, the upper and lower strut type closedown structure is single close to the horizontal range of twisted page one end apart from the door leaf
The 2/3~3/4 of door leaf width.So design can make closedown structure provide optimal support force for door leaf, be more beneficial for being resistant to tunnel
Pressure in road.
It is preferred that, the top edge of the explosion-wave-preventing hanging deck is fixed on the door leaf by hinge joint, in the door leaf and institute
State at the corresponding position of explosion-wave-preventing hanging deck lower edge provided with the limit base for controlling the explosion-wave-preventing hanging deck opening angle.
It is preferred that, the concrete mode of the hinge joint is：Outstanding twisted seat is provided with the door leaf, the twisted seat is leaned on
Nearly tunnel side is provided with twisted axis preformed hole a, and the top edge of the explosion-wave-preventing hanging deck is provided with and connector, the connector with it is described
Explosion-wave-preventing hanging deck close to tunnel side surface into obtuse angle；The top of the connector is provided with preformed hole b, and twisted axis is twisted through described
Axle preformed hole a and twisted axis preformed hole b is positioned to the explosion-wave-preventing hanging deck, and the twisted axis is provided with torsion spring；The explosion-wave-preventing
Hanging deck handles opening-wide state in the presence of torsion spring torsion and gravity.Such hinge joint mode is set, while setting the connection
Part and the explosion-wave-preventing hanging deck close to tunnel side surface into obtuse angle, it is ensured that explosion-wave-preventing hanging deck is closed by larger pressure
When region where institute's ventilating opening is completely covered just.
It is preferred that, the limit base is cuboid support base, and one end of the support base is fixed on to hang with the explosion-wave-preventing
On the door leaf of plate lower edge opposite position, the other end on the other side is provided with upward raised spacing catch.Ordinary circumstance
Under, the pneumatic blast in tunnel is smaller, and explosion-wave-preventing hanging deck is in opening-wide state, limiting block in the presence of torsion spring torsion and gravity
Piece can control the unlimited degree of explosion-wave-preventing hanging deck, and occur the direction of motion that explosion time controls explosion-wave-preventing hanging deck in tunnel, make
It is moved towards window or air vent, and the equipment in Tunnel room is played a protective role.
It is preferred that, the unlimited angle of the explosion-wave-preventing hanging deck is 8~20 °.This angle can both play certain ventilation and dissipate
Heat effect, can also easily be closed when by larger pressure.
It is preferred that, the edge of the explosion-wave-preventing hanging deck is provided with fire-resistant seal.Set fire-resistant seal both can to window or
Air vent plays more preferable protective effect, may also function as certain buffering, reduces and is rushed in place in explosion-wave-preventing hanging deck motion process
Power.
It is preferred that, the edge at the explosion-wave-preventing hanging deck edge and window or the distance of outermost air vent are 15-20mm.
It is preferred that, the hinge page includes the hinge page being fixed on the doorframe, the hinge page sheet being fixed on the door leaf
Body and hinge page axle connecting the two；Twisted page body include bottom and with the integrally formed lug boss in bottom, set on the lug boss
There is the through hole passed through for hinge page axle；The twisted page seat is included between two lug bosses for being provided with through hole, two lug bosses
Projection for accommodating twisted page body；The hinge page body and hinge page seat are prepared from by fiberglass reinforced plastics, the hinge
Page axle is prepared from by stainless steel.
It is preferred that, the hinge page is arranged inside cavern.The hinge page is located at surface of the protective door towards cavern,
Cavern's door can be achieved to be opened and closed towards the direction of cavern, if twisted page is fallen off, Dong Shimen will not swing to track side, reduce safety
Hidden danger.
Further preferred, the width of each door leaf is 110~130cm, is highly 250~280cm, thickness is
10~13mm, the thickness of the fiberglass reinforced plastics is 0.8~1.2cm；In wide direction, the steel skeleton being parallel to each other
Spacing is 40~60cm, in high direction, and the spacing for the reinforcement being parallel to each other is 60~80cm, and the thickness of the steel skeleton is
6~9cm.The spacing of adjacent protrusion is adjacent on 50~60cm, the left and right munnion of doorframe on the upper, lower horizontal frame of the doorframe
Raised spacing is 75~90cm.The size of herein described door leaf is directed to, raised and steel skeleton is arranged to above-mentioned size,
Both the pressure demand in tunnel can be met, cost of material can be also saved.
Door leaf cavern Men Qi surfaces described in the utility model open up window or air vent, and ventilation and heat can be achieved, enters
One step, to protect the equipment in determining from high pressure and fire, explosion-wave-preventing hanging deck is set in the window or ventilation hole surface.
The explosion-wave-preventing hanging deck usually handles generation explosion time in opening-wide state, tunnel and closed under the effect of the pressure, can play internally
The protective effect of portion's equipment.To strengthen the fatigue performance of door leaf, the projection in multiple insertion walls is set outside door leaf, and
Single door leaf is directed to there is provided link type locking, can both strengthen the firmness that doorframe is connected with cavern's wall, and also enhance
The fastness that door is connected with doorframe, thus strengthens the firmness of whole door body, can dramatically improve the resistance to tired of cavern's door
Labor performance, realizes the effect of safe ventilation radiating.The antiknock load of final cavern's door is not less than 0.1Mpa, fire endurance and is not less than
3 hours.
Brief description of the drawings
Fig. 1 is the front view that cavern described in the utility model door is located at tunnel side；
Fig. 2 is the front view that cavern described in the utility model door is located at cavern side；
Fig. 3 is the structure decomposition figure of cavern described in the utility model door；
Fig. 4 is raised three-dimensional structure diagram described in the utility model；
Fig. 5 is the structure chart of upper and lower strut type closedown structure；
Schematic diagram when Fig. 6 is upper and lower strut type closedown structure locking；
Fig. 7 is the structural representation of explosion-wave-preventing hanging deck.
In figure：1st, it is raised, 1.1, convex upper portion；1.2nd, raised central portion；1.3rd, raised bottom；2nd, doorframe, 3, twisted page, 4, door
Fan, 4.1, external door panel, 4.2, refractory slab, 4.3, thermal insulation board, 4.4 steel skeletons, 4.5 internal hilar plates, 5, upper and lower strut type closedown structure,
5.1st, upper connecting rod, 5.2, lower link, 5.3, rack-and-pinion closed enclosure, 5.4, upper latch fitting, 5.5, lower latch fitting, 5.6, latch receptacles,
5.7th, switch handle, 5.8, control latch fitting, 6.1, free bearing, 6.2, explosion-wave-preventing hanging deck, 6.3, connector, 6.4, support base, 6.5,
Fire-resistant seal.
Embodiment
Following examples are used to illustrate the utility model, but are not limited to scope of the present utility model.
Embodiment 1
The present embodiment is related to a kind of biparting tunnel protection door or Dong Shimen (as shown in Figure 1) with explosion-wave-preventing hanging deck,
Two door leafs 4 being connected including doorframe 2 and respectively by hinge page 3 with the doorframe 2；
The door leaf is hollow rectangular parallelepiped structure, is internally provided with upper and lower strut type closedown structure and described for supporting
The steel skeleton of hollow rectangular parallelepiped structure；
The rectangular parallelepiped structure fibreglass reinforced plastics of the doorframe, hinge page and door leaf is prepared from；
Ventilating opening 7 is provided with the 2/3~3/4 of each door leaf height, the surface in the door leaf towards tunnel is provided with
Explosion-wave-preventing hanging deck 6 to be opened/closed, the region where the ventilating opening can be covered during the explosion-wave-preventing hanging deck closure.
Embodiment 2
The present embodiment is related to a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck, (its schematic diagram such as Fig. 2)
Compared with Example 1, its difference is,
Side close to cavern on the doorframe is provided with along the wall outer 2.1 prominent to surrounding；
Being surrounded by for the doorframe is multiple with the integrally formed concrete support knot being fixed in wall of the doorframe
Projection 1 on structure or fire-and explosion-proof plate, the depth of the raised 1 insertion concrete supporting structure or fire-and explosion-proof plate is
20cm；
The projection is to include the polyhedron of upper, middle, and lower part, towards the cavern direction, described raised in middle part
Carefully, thick dolioform in top and the bottom；The convex upper portion 1.1 be upper bottom surface towards cavern direction, bottom surface is towards tunnel direction
Hexahedron, the upper bottom and bottom surface are parallel to each other, and the area of upper bottom surface is less than bottom surface；The raised bottom 1.3 is bottom
Face is trapezoidal quadrangular, the inside of the bottom surface of the quadrangular towards the cavern；The trapezoidal upper bottom in the bottom surface upper, under
Bottom is under；The raised central portion 1.2 is the cuboid being connected with the trapezoidal upper bottom.(such as Fig. 4)
It is open to traffic side towards inside cavern from tunnel, the door leaf is sequentially by external door panel 4.1, refractory slab 4.2, thermal insulation board
4.3rd, steel skeleton 4.4 and internal hilar plate 4.5 are laminated, and the refractory slab is ceramic fibre (alumina silicate fibre) plate, described heat-insulated
Plate is phenolic resin plate, the external door panel and the bottom surface that internal hilar plate is the hollow cuboid, by fiberglass reinforced plastics system
It is standby to form.Internal hilar plate and the door leaf body is that fiberglass reinforced plastics is prepared from (as shown in Figure 3).
The steel skeleton is included with the hollow cuboid base area identical steel cuboid frame and described in being welded in
The steel reinforcement of many right-angled intersections of rectangle inframe, cuboid frame is identical with the thickness of reinforcement, is the hollow length
The 2/3 of cube inner thickness；
Provided with up and down through door leaf inside the door leaf, the upper and lower strut type above and below doorframe is finally secured to
Closedown structure 5, the locking is arranged at the inside of door and up/down perforation is finally secured on doorframe；
The link type includes upper connecting rod 5.1 and lower link 5.2, and one end of the upper connecting rod 5.1 and lower link 5.2 is all provided with
Rack is set to, the rack is engaged with the gear in the rack-and-pinion closed enclosure 5.3；The upper connecting rod and lower link it is another
End is respectively equipped with latch fitting 5.4 and lower latch fitting 5.5, and the upper latch fitting 5.4 and lower latch fitting 5.5 are that diameter is more than the upper connecting rod
Cylinder, the upper latch fitting and lower latch fitting insert institute when being fixed on the upper latch fitting and lower latch fitting locking in the latch receptacles 5.6
State on doorframe in the lockhole of lower transverse frame.The upper and lower strut is in locking or open mode under the control of switch handle 5.7.
The side of the rack-and-pinion closed enclosure is provided with the control latch fitting 5.8 for being used for controlling the latch switch, the lock
When part is in closure state, outstanding dead bolt can prevent the connecting rod with the motion of gear teeth barrel, make at the latch fitting
In closure state.
Horizontal range of the upper and lower strut type closedown structure apart from the door leaf close to twisted page one end is wide for single door leaf
The 2/3 of degree；(closedown structure signal such as Fig. 5 and Fig. 6)
Embodiment 3
The present embodiment is related to a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck, compared with Example 2, its
Difference is,
The top edge of the explosion-wave-preventing hanging deck is fixed on the door leaf by hinge joint, in the door leaf and the explosion-wave-preventing
Provided with the limit base 6.4 for controlling the explosion-wave-preventing hanging deck opening angle at the corresponding position of the lower edge of hanging deck 6.2.
The concrete mode of the hinge joint is：Outstanding twisted seat 6.1 is provided with the door leaf, the twisted seat is close to tunnel
Road side is provided with twisted axis preformed hole a, the top edge of the explosion-wave-preventing hanging deck be provided with connector 6.3, the connector with it is described
Explosion-wave-preventing hanging deck close to tunnel outer surface into obtuse angle；The top of the connector is provided with preformed hole b, and twisted axis passes through the twisted axis
Preformed hole a and twisted axis preformed hole b is positioned to the explosion-wave-preventing hanging deck, and the twisted axis is provided with torsion spring；The explosion-wave-preventing hangs
Plate handles opening-wide state in the presence of torsion spring torsion and gravity.
The limit base is cuboid support base 6.4, one end of the support base be fixed on under the explosion-wave-preventing hanging deck
On the door leaf of edge opposite position, the other end on the other side is provided with upward raised spacing catch.
The unlimited angle of the explosion-wave-preventing hanging deck is 8~20 °.
The edge of the explosion-wave-preventing hanging deck is provided with fire-resistant seal 6.5.
The edge at the explosion-wave-preventing hanging deck edge and window or the distance of outermost air vent are 15mm.
Embodiment 4
The present embodiment is related to a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck, compared with Example 2, its
Difference is,
The width of each door leaf is 110cm, is highly 250cm, thickness is 10mm, the fiberglass reinforced plastics
Thickness be 0.8cm；In wide direction, the spacing for the steel skeleton being parallel to each other is 40cm, and in high direction, what is be parallel to each other adds
The spacing of strengthening tendons is 60cm, and the thickness of the steel skeleton is 6cm.The spacing of adjacent protrusion is on the upper, lower horizontal frame of the doorframe
The spacing of adjacent protrusion is 75cm on 50cm, the left and right munnion of doorframe
The antiknock load of cavern's door described in the present embodiment was not less than 0.1Mpa, fire endurance not less than 3 hours.
Although above having been made in detail to the utility model with general explanation, embodiment and experiment
Description, but on the basis of the utility model, it can be made some modifications or improvements, this is aobvious to those skilled in the art
And be clear to.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belong to this practicality
New claimed scope.
Claims (10)
1. a kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck, it is characterised in that
Two door leafs being connected including doorframe and respectively by hinge page with the doorframe；
The door leaf is hollow rectangular parallelepiped structure, is internally provided with upper and lower strut type closedown structure and described hollow for supporting
The steel skeleton of rectangular parallelepiped structure；
The rectangular parallelepiped structure fibreglass reinforced plastics of the doorframe, hinge page and door leaf is prepared from；
Ventilating opening is provided with the 2/3~3/4 of each door leaf height, the surface in the door leaf towards tunnel is provided with and can be opened and closed
Explosion-wave-preventing hanging deck, can cover the region where the ventilating opening during explosion-wave-preventing hanging deck closure.
2. biparting tunnel protection door according to claim 1 or Dong Shimen, it is characterised in that the doorframe is surrounded by
Multiple projections with the integrally formed concrete supporting structure being fixed in wall of the doorframe or fire-and explosion-proof plate, it is described
The depth of the projection insertion concrete supporting structure or fire-and explosion-proof plate is 10~20cm.
3. biparting tunnel protection door according to claim 2 or Dong Shimen, it is characterised in that close to hole on the doorframe
The side of room is provided with along the wall outer prominent to surrounding；The projection is to include the polyhedron of upper, middle, and lower part, direction
The cavern direction, described raised thin in middle part, thick dolioform in top and the bottom；The raised top is upper bottom surface towards cavern
Direction, bottom surface is towards the hexahedron in tunnel direction, and the upper bottom and bottom surface be parallel to each other, and upper bottom surface area be less than under
Bottom surface；The raised bottom is that bottom surface is trapezoidal quadrangular, the inside of the bottom surface of the quadrangular towards the cavern；Institute
The trapezoidal upper bottom in bottom surface is stated upper, is gone to the bottom under；The raised middle part is the connection convex upper portion and the cuboid of bottom.
4. biparting tunnel protection door or Dong Shimen according to any one of claims 1 to 3, it is characterised in that the reinforcing bar
Frame includes and the hollow cuboid base area identical steel cuboid frame and is welded in many of the rectangle inframe
The steel reinforcement of right-angled intersection, cuboid frame is identical with the thickness of reinforcement, is the 2/3 of the hollow cuboid inner thickness
~3/4.
5. biparting tunnel protection door according to claim 4 or Dong Shimen, it is characterised in that be open to traffic side direction from tunnel
Inside cavern, the door leaf is sequentially laminated by external door panel, refractory slab, thermal insulation board, steel skeleton and internal hilar plate, the refractory slab
For ceramic fibre (alumina silicate fibre) plate, the thermal insulation board is phenolic resin plate, and the external door panel and internal hilar plate are described hollow
The bottom surface of cuboid.
6. biparting tunnel protection door or Dong Shimen according to claim 1 or 5, it is characterised in that the upper and lower strut type
Through door leaf above and below closedown structure, it is finally secured to above and below doorframe.
7. tunnel protection door according to claim 6 or Dong Shimen, it is characterised in that the top edge of the explosion-wave-preventing hanging deck
It is fixed on by hinge joint on the door leaf, provided with control at the door leaf position corresponding with the explosion-wave-preventing hanging deck lower edge
Make the limit base of the explosion-wave-preventing hanging deck opening angle.
8. tunnel protection according to claim 7 door or Dong Shimen, it is characterised in that the concrete mode of the hinge joint is：
Outstanding twisted seat is provided with the door leaf, the twisted seat is provided with twisted axis preformed hole a, the explosion-wave-preventing close to tunnel side
The top edge of hanging deck is provided with and connector, the connector and the explosion-wave-preventing hanging deck close to tunnel outer surface into obtuse angle；Institute
The top for stating connector is provided with preformed hole b, and twisted axis is outstanding to the explosion-wave-preventing through the twisted axis preformed hole a and twisted axis preformed hole b
Plate is positioned, and the twisted axis is provided with torsion spring；The explosion-wave-preventing hanging deck is handled in the presence of torsion spring torsion and gravity to be opened wide
State.
9. tunnel protection door according to claim 8 or Dong Shimen, it is characterised in that the limit base supports for cuboid
Seat, one end of the support base is fixed on the door leaf with the explosion-wave-preventing hanging deck lower edge opposite position, on the other side
The other end is provided with upward raised spacing catch.
10. tunnel protection according to claim 9 door or Dong Shimen, it is characterised in that the explosion-wave-preventing hanging deck is opened wide
Angle is 8~20 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113776.5U CN206600119U (en) | 2016-10-11 | 2016-10-11 | A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621113776.5U CN206600119U (en) | 2016-10-11 | 2016-10-11 | A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206600119U true CN206600119U (en) | 2017-10-31 |
Family
ID=60149617
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621113776.5U Active CN206600119U (en) | 2016-10-11 | 2016-10-11 | A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck |
Country Status (1)
| Country | Link |
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| CN (1) | CN206600119U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639811A (en) * | 2016-10-11 | 2017-05-10 | 中国铁道科学研究院铁道建筑研究所 | Double-leaf tunnel protective door or cave chamber door with explosion-proof-wave hanging plates |
| CN108266227A (en) * | 2018-01-10 | 2018-07-10 | 中铁第四勘察设计院集团有限公司 | The tunnel protection door installation method and its structure of a kind of elder generation wall behind the door |
| CN108756652A (en) * | 2018-05-29 | 2018-11-06 | 谢世泽 | A kind of self-locking bilayer people's air defense door gear |
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
-
2016
- 2016-10-11 CN CN201621113776.5U patent/CN206600119U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106639811A (en) * | 2016-10-11 | 2017-05-10 | 中国铁道科学研究院铁道建筑研究所 | Double-leaf tunnel protective door or cave chamber door with explosion-proof-wave hanging plates |
| CN106639811B (en) * | 2016-10-11 | 2018-06-26 | 中国铁道科学研究院铁道建筑研究所 | A kind of biparting tunnel protection door or Dong Shimen with explosion-wave-preventing hanging deck |
| CN108266227A (en) * | 2018-01-10 | 2018-07-10 | 中铁第四勘察设计院集团有限公司 | The tunnel protection door installation method and its structure of a kind of elder generation wall behind the door |
| CN108756652A (en) * | 2018-05-29 | 2018-11-06 | 谢世泽 | A kind of self-locking bilayer people's air defense door gear |
| CN108756652B (en) * | 2018-05-29 | 2021-09-03 | 谢世泽 | Self-locking double-layer civil air defense door device |
| CN113153105A (en) * | 2021-05-13 | 2021-07-23 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
| CN113153105B (en) * | 2021-05-13 | 2022-08-09 | 四川博瑞人防工程有限公司 | Steel construction threshold formula biparting explosion vent that lives |
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