CN109440816A - Urban Underground pipe gallery hoisting port composite material people's air defense safeguard - Google Patents
Urban Underground pipe gallery hoisting port composite material people's air defense safeguard Download PDFInfo
- Publication number
- CN109440816A CN109440816A CN201811381621.3A CN201811381621A CN109440816A CN 109440816 A CN109440816 A CN 109440816A CN 201811381621 A CN201811381621 A CN 201811381621A CN 109440816 A CN109440816 A CN 109440816A
- Authority
- CN
- China
- Prior art keywords
- door leaf
- equipment
- wicket
- gate
- module
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 230000007123 defense Effects 0.000 title claims abstract description 29
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 15
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 5
- 229920003266 Leaf® Polymers 0.000 description 147
- 238000013461 design Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000006121 base glass Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1427—Locking devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The present invention relates to Urban Underground pipe gallery hoisting port composite material people's air defense safeguards, including equipment door leaf, equipment doorframe, device latchup, equipment hinge page, fluid pressure drive device；Fluid pressure drive device is connect with device latchup and equipment door leaf, is made of control system and executing agency；Equipment door leaf includes gate door leaf and wicket door leaf；Device latchup includes gate locking and wicket locking；Equipment hinge page includes gate hinge page and wicket hinge page；Equipment door leaf is spliced by least two module compositions, including the first module and the second module, gate door leaf using the first module of multiple groups and the second module, and wicket door leaf is by one group of second module composition.The present invention has wide promotion and application prospect, has great war readiness benefit and significant economic benefit.
Description
Technical field
The present invention relates to a kind of people's air defense safeguard, especially a kind of Urban Underground pipe gallery hoisting port composite material people
Anti- safeguard belongs to civil air defense constructions and installations safeguard field.
Background technique
The comprehensive corridor of city integrated piping lane, that is, underground urban duct is important infrastructure and the " life for ensureing city operations
Order line " engineering.China's piping lane takes into account the building of people's airdefence and is in the starting stage, there is no the series for being specifically applied to pipe gallery at present
Change protection for exit equipment, is unable to satisfy pipe gallery and sets up defences requirement.Hoisting port be opened up on pipe gallery by various pipelines and
Equipment hangs in or hangs out the hole of pipe gallery.Pipe gallery hoisting port airtight blast door proposed by the present invention is to be specifically applied to
The people's air defense safeguard of city integrated piping lane hoisting port.Generally horizontal be set on the outside of hoisting port oral area of the equipment (is usually located at
In pergola on the city road), it opens outward.Equipment is equipped with large and small two door leafs, and big door leaf is only opened when lifting pipeline, small
Door leaf can double as hoisting port airtight blast door, need to operate unlatching by professional according to maintenance and maintenance.The equipment can be same
Shi Shixian manually and automatic open close, and is equipped with when inside uses and is easy to manpower and opens, and the layman when outside uses
It is difficult to the safety device opened.
Door leaf selection and structure design, locking, hinge page design and the conceptual design for realizing that equipment automatically controls are people's air defenses
The main research of safeguard design work decides the protective benefits of safeguard and the superiority and inferiority of service performance.Door leaf
In terms of selection: armored concrete and steel being widely used at present as door leaf substrate, the advantage is that intensity is reliable, construction is convenient
And raw material is easy to get.But due to armored concrete and steel density is larger, poor corrosion resistance, therefore there are weight heavy, perishable, behaviour
Make the shortcomings such as laborious, cost is higher；Structure design aspect: the door leaf structure of safeguard mostly uses beam slab type, arch at present
Template and arch pulling plate type etc.；Locking, hinge page design aspect: blocking mechanism mostly uses retainer formula and bolt-type, hinge mechanism at present
Shaft type and split type etc. can be then divided into；Automatic control scheme design aspect: for there is the safeguard needs of automation demanding
Be designed to its automatic control system, product more mature at present has: the automatically controlled protection of dual-use, a machine three-use is set
It is standby, vertical rotary type, lift hydraulic control safeguard etc..But it is above-mentioned due to the disadvantages of there are complicated mechanism, control mode is single
Control method control precision is not high, and reliability is poor.
Summary of the invention
Based on existing safeguard technical foundation, a kind of satisfaction war skill requirement, high degree of automation, high-strength light are proposed
Urban Underground pipe gallery hoisting port composite material people's air defense safeguard.It can provide for pipe gallery engineering hoisting port and efficiently may be used
The protection for exit measure leaned on improves pipe gallery and takes precautions against natural calamities capability to resist destruction, ensures technical interior personnel and equipment safety.
In order to solve the above technical problems, the technical solution used in the present invention is:
Urban Underground pipe gallery hoisting port composite material people's air defense safeguard, the people's air defense safeguard includes appliance doors
Fan, equipment doorframe, device latchup, equipment hinge page, fluid pressure drive device, equipment door leaf are subject to the main component of load, are used in combination
In by inside piping lane with the external world is closed is isolated；Equipment doorframe is used to support equipment door leaf and fixed equipment hinge page, by angle steel welding
It is made, is embedded in door frame wall in advance by anchoring hook；Device latchup is set on the inside of equipment door leaf, for realizing equipment door leaf with set
Being tightly fastened between standby doorframe；Equipment hinge page connects equipment doorframe and equipment door leaf, is used to support equipment door leaf and turns over around hinge page axis
Transhipment is dynamic；Fluid pressure drive device is the power mechanism of equipment, is connect with device latchup and equipment door leaf, by control system and
Executing agency's composition；
The equipment door leaf includes gate door leaf and wicket door leaf；
The device latchup includes gate locking and wicket locking；
The equipment hinge page includes gate hinge page and wicket hinge page；
The equipment door leaf is adopted by least two module compositions, including the first module and the second module, the gate door leaf
It is spliced with the first module of multiple groups and the second module, the wicket door leaf is by one group of second module composition；
The safety device with wicket locking cooperation is additionally provided on the inside of the wicket door leaf, safety device can guarantee wicket
It is latched under shock loads effect and does not automatically reset.
Further, Urban Underground pipe gallery hoisting port composite material people's air defense safeguard is installed on the road surface of pavement
Or at greenbelt；When being installed on the road surface of pavement, equipment door leaf outer surface is concordant with road surface, does not influence personnel and vehicle is logical
Row；Gate door leaf and wicket door leaf are usually in close state, when service personnel's disengaging piping lane engineering or piping lane internal staff are answered
When anxious escape, wicket door leaf is quickly opened under the action of fluid pressure drive device；Gate door leaf is only opened in lifting, replacement pipeline
It opens, usually in closing lock state.
Further, equipment door leaf is SMC composite material door leaf, using SMC sheet shape film plastics through die press technology for forming system
At.
Further, wicket door leaf is made of one group of second module, and gate door leaf uses three group of first module and two
The second module of group is made, and the connection of intermodule is using mechanical connection or structure glue sticking；All built-in fitting hole locations and sky in module
Chamber is arranged symmetrically.
Further, the gate locking is latched using worm and gear linkage formula, 7 tapered ends is arranged altogether, wherein growing
Direction is spent, that is, correspond to gate door leaf fan installation hinge page side and its side position is respectively arranged 3 tapered ends, 1 lock is arranged in width direction
Head；Hydraulic motor is connect by gear drive with worm type of reduction gearing, and the lead screw of worm type of reduction gearing output end, which drives, to be drawn
Bar is mobile, and pull rod is connect with tapered end；4 tapered ends are arranged in the wicket locking altogether, are driven by hydraulic motor.
Further, the fixation between equipment hinge page and device latchup and equipment door leaf passes through the cooperation between bolt and built-in fitting
Connection is realized；Built-in fitting is made of M12 nut, and built-in fitting head uses cone cell；Equipment hinge page is mainly cut with scissors by doorframe free bearing, door leaf
Seat, flap, bearing, gasket, bolt are constituted；Door leaf free bearing is connect by built-in fitting with equipment door leaf, and door leaf free bearing passes through axis
Hold hinged with flap, flap is set on doorframe free bearing, and doorframe free bearing is set on equipment doorframe by gasket and bolt.
Further, T-type snaps plate and is embedded in equipment door leaf, for realizing close between equipment door leaf and equipment doorframe
Envelope；Sealing joint strip, oblique band steel and support plate are arranged on the angle steel of equipment doorframe, and oblique band steel is arranged in two support plates
Side, sealing joint strip is arranged between oblique band steel and support plate, and snaps plate with T-type and be oppositely arranged.
Further, control system is mainly made of PLC programmable controller, various kinds of sensors；Executing agency mainly by
Hydraulic pump, hydraulic valve, hydraulic cylinder, hydraulic motor, accumulator are constituted, and hydraulic valve includes three position four-way directional control valve, throttle valve；It is hydraulic
Pump is connect with PLC programmable controller.
Further, in fluid pressure drive device, gate door leaf successively with three hydraulic cylinders arranged side by side, throttle valve and three
Four-way reversing valve connection, constitutes gate door leaf branch；Gate locking is successively changed with a hydraulic motor, throttle valve and 3-position 4-way
It is connected to valve, constitutes gate and be latched branch；Wicket door leaf successively connects with a hydraulic cylinder, throttle valve and three position four-way directional control valve
It connects, constitutes wicket door leaf branch；Wicket locking is successively connect with a hydraulic motor, throttle valve and three position four-way directional control valve, structure
Branch is latched at wicket；The import oil circuit of above-mentioned branch connects a check valve simultaneously, and check valve inlet is separately connected a manual pump
An and hydraulic pump；It is also connected with accumulator and overflow valve on one-way valved outlet oil circuit, is additionally provided on three position four-way directional control valve
Electromagnet and manual switch；Filter and pressure gauge are additionally provided on manual pump and hydraulic pump oil circuit.
The specific control method of unlatching of above-mentioned Urban Underground pipe gallery hoisting port composite material people's air defense safeguard, control
Process is as follows: when being connected to wicket door leaf open command, PLC programmable controller issues electric signal and controls hydraulic pump startup, together
When control wicket locking branch three position four-way directional control valve connect oil circuit, wicket be latched branch in hydraulic motor start to work,
Manipulation wicket locking is converted to open state by closed state；When wicket tapered end displacement sensor issues tapered end signal in place,
The three position four-way directional control valve that PLC programmable controller controls wicket door leaf branch connects oil circuit, and the driving of wicket door leaf branch is hydraulic
Cylinder is started to work, and manipulation wicket door leaf overturns around hinge page axis and opens；Door leaf is issued to wicket door leaf displacement sensor to open in place
When signal, PLC programmable controller controls three position four-way directional control valve and resets, and system is in state of pressure keeping；It is opened when being connected to gate door leaf
When opening order, PLC programmable controller issues electric signal and controls hydraulic pump startup, while controlling three of gate locking branch
Four-way reversing valve connects oil circuit, and the hydraulic motor that gate is latched branch is started to work, and the locking of manipulation gate is converted by closed state
For open state；When gate tapered end displacement sensor issues tapered end signal in place, PLC programmable controller controls gate door leaf
The three position four-way directional control valve of branch connects oil circuit, and three groups of driving hydraulic cylinders of connection gate door leaf start simultaneously at work, and manipulation is big
Door door leaf overturns around hinge page axis and opens；When gate door leaf displacement sensor issues door leaf and opens signal in place, PLC programmable control
Device control three position four-way directional control valve processed resets, and system is in state of pressure keeping；Wherein, the speed regulation of hydraulic cylinder, hydraulic motor can be passed through
One-way throttle valve is controlled to realize；Under outage condition, system capacity needed for whole process can pass through accumulator or manual pump hand
Dynamic manipulation obtains.
Compared with the existing technology, the present invention has the following technical effect that
The equipment can provide the oral area people's air defense safeguard procedures of high efficient and reliable for Urban Underground pipe gallery hoisting port, improve
Pipe gallery usually with the capability to resist destruction of taking precautions against natural calamities in wartime, ensures piping lane technical interior personnel and equipment safety.The invention belongs to people
Preventing engineering safeguard field.Its primary object is:
1. being put forward for the first time one kind based on intelligent comprehensive piping lane hoisting port safeguard made of SMC composite material, this is set
Standby that large and small two door leafs are arranged altogether, small door leaf can be used for personnel's maintenance and emergency escape, in big door leaf can be used for lifting, replace
Portion's pipeline reduces engineering cost it is thus achieved that piping lane hoisting port and hoisting port merge setting.Equipment uses hydraulic-driven
Control, can be realized automatic open close, has intrusion warning function, have that structure is simple, good appearance, high-strength light, is easy to pacify
It fills, manipulate the advantages that convenient, engineering urgent need can be well solved, there is important application value；
2. passing through the group of minimum type of modules present invention firstly provides a kind of piping lane safeguard modularization assemble method
Conjunction and splicing can form the equipment door leaf of different size, meet different orifice size requirements；
3. being based on hydraulic-driven and PLC control technology, a kind of pipe gallery hoisting port safeguard automatic control is designed
System can be achieved at the same time the automatic and manual opening-closing of hoisting port safeguard.The system high efficiency is reliable, can either prevent unrelated
Personnel invade piping lane technical interior, and are able to achieve the quick unlatching of equipment under outage condition, so that technical interior personnel be helped to exist
It escapes rapidly under the state of emergency.
Detailed description of the invention
Fig. 1 is Urban Underground pipe gallery hoisting port composite material people's air defense safeguard main view of the invention；
Fig. 2 is Fig. 1 front view；
Fig. 3 is Fig. 1 side view；
Fig. 4 is equipment door leaf structure module connection diagram；
Fig. 5 is equipment door leaf structure main view；
Fig. 6 is Fig. 5 front view；
Fig. 7 is Fig. 5 side view；
Fig. 8 is equipment door leaf built-in fitting cross-sectional view；
Fig. 9 is Fig. 8 cross-sectional view；
Figure 10 is equipment door leaf built-in fitting and equipment door leaf connection schematic diagram；
Figure 11 is that gate is latched schematic diagram；
Figure 12 is that wicket is latched schematic diagram；
Figure 13 is equipment hinge page schematic diagram；
Figure 14 is door leaf form figure sealed around；
Figure 15 is size door leaf seam crossing seal form figure；
Figure 16 is equipment hydraulic control system schematic diagram.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
As illustrated in figs. 1-16, Urban Underground pipe gallery hoisting port composite material people's air defense safeguard of the invention, people's air defense
Safeguard includes equipment door leaf 100, equipment doorframe 200, device latchup 300, equipment hinge page 400, fluid pressure drive device 500,
Equipment door leaf 100 is subject to the main component of load, and for by inside piping lane with the external world is closed is isolated.Equipment doorframe 200 is used
Come support equipment door leaf 100 and fixed equipment hinge page 400, is made of 201 welding of angle steel, door frame wall is embedded in by anchoring hook in advance
It is interior.Device latchup 300 is set to 100 inside of equipment door leaf, for realizing close between equipment door leaf 100 and equipment doorframe 200
It is fixed.Equipment hinge page 400 connects equipment doorframe 200 and equipment door leaf 100, is used to support equipment door leaf 100 and overturns around hinge page axis
Movement.Fluid pressure drive device 500 is the power mechanism of equipment, is connect with device latchup 300 and equipment door leaf 100, by controlling
System processed and executing agency's composition.Equipment door leaf 100 includes gate door leaf 1001 and wicket door leaf 1002.Device latchup 300 wraps
Include gate locking 3001 and wicket locking 3002.Equipment hinge page 400 includes gate hinge page 4001 and wicket hinge page 4002.
Urban Underground pipe gallery hoisting port composite material people's air defense safeguard is installed on the road surface of pavement or greenbelt
Place.When being installed on the road surface of pavement, 100 outer surface of equipment door leaf is concordant with road surface, does not influence personnel and vehicle pass-through.Greatly
It is in close state when door door leaf 1001 and flat wicket door leaf 1002, when service personnel passes in and out piping lane engineering or piping lane insider
When member's emergency escape, wicket door leaf 1002 is quickly opened under the action of fluid pressure drive device 500.Gate door leaf 1001 is only being hung
(wicket door leaf 1002 is also at open state at this time) is opened when dress, replacement pipeline, usually in closing lock state.
Equipment door leaf 100 is SMC composite material door leaf, and SMC sheet is made through die press technology for forming using SMC sheet shape film plastics
Shape film plastics are a kind of resin-base glass fibre enhancing composite materials, compared with the materials such as conventional steel bar concrete, steel, the material
Material has the characteristics of corrosion-resistant, anti-aging, easy to process, high-strength light, can significantly drop for making safeguard door leaf 100
Low door leaf weight improves equipment weather resistance.Door leaf structure figure of the invention is as shown in figs. 4-7.
Mold is the key that compression molding technology, and in actual production, composite material is referred to SMC in advance by producers
Sheet material is placed in mold, and equipment door leaf 100 formed under the conditions of Pressurized-heated by press device, is solidified and is made.Due to mould
It is high to have cost, and mold produces being affected for size-limited, pre-buried insert locations, therefore the Ying Jinliang when designing door leaf
The versatility of door leaf mold is improved to reduce production cost, improves production efficiency.The present invention is directed to the lifting of larger port size
Mouth proposes a kind of modularized design scheme, and equipment door leaf 100 is by two kinds of module compositions, including the first module 800 and the second mould
Block 900, gate door leaf 1001 are spliced using multiple groups the first module 800 and the second module 900, and wicket door leaf 1002 is by one group
Second module 900 is constituted, certain the type hoisting port protection enumerated in large scale door leaf figure can be realized only with 2 groups of module dies
Equipment door leaf is having a size of 7200mm*1400mm, corresponding production of the aperture having a size of 7000mm*1200mm.As shown in figure 4, first
Module 800 uses 1 having a size of 1400mm*1400mm, wicket door leaf 1002 having a size of 1000mm*1400mm, the second module 900
The second module 900 of group can be made into, and gate door leaf 1001 can be made into using 3 group of first module, 800,2 group of second module 900,
The form of mechanical connection or structure glue sticking can be used in the connection of intermodule.It is all pre- in module in view of the versatility of module
Embedded part hole location 109 (being used for fixed latch, hinge page) and cavity 101 (for reducing door leaf weight) are arranged symmetrically.Pass through first
The flexible matched combined of module 800 and the second module 900, additionally it is possible to form door leaf having a size of 5200mm*1400mm, 6200mm*
The hoisting port safeguard of 1400mm, 8200mm*1400mm, 9200mm*1400mm etc..Certain the pattern synthesis piping lane hoisting port enumerated
Composite protection equipment door leaf structure figure is as shown in Figure 4.Adhesive tape groove 99 and T-type snap plate 20 and are embedded in equipment door leaf,
It is respectively used to place seam crossing sealing joint strip 30 and realizes the sealing between door leaf and doorframe.
Fixation between equipment hinge page 400 and device latchup 300 and equipment door leaf 100 passes through matching between bolt and built-in fitting 22
Connection is closed to realize.Built-in fitting 22 is made of M12 nut, and to ensure that it can combine closely with SMC material, 22 head of built-in fitting is used
Cone cell, as Figure 8-9.The hinge page built-in fitting 22 being embedded in equipment door leaf 100 is as shown in Figure 10.
Large and small 2 door leafs are shared in view of pipe gallery hoisting port safeguard, therefore 2 sets of blocking mechanisms need to be separately designed.
For gate door leaf 1001, since door leaf span is longer, in line with laborsaving, the accurate principle of transmission is manipulated, joined using worm and gear
Dynamic bolt-type locking, is arranged 7 tapered ends 301, tapered end diameter of phi=60mm, wherein length direction, that is, correspond to gate door leaf altogether
1001 fans install hinge page sides and its side position are respectively arranged 3 tapered ends 301, and 1 tapered end 301 is arranged in width direction.Hydraulic motor
12 are connect by gear drive with worm type of reduction gearing 802, and the lead screw of 802 output end of worm type of reduction gearing drives pull rod
Mobile, pull rod is connect with tapered end 301.Power source is used as using hydraulic motor 12, to improve driving torque, the band for increasing motor is carried
Ability is arranged gear drive between hydraulic motor 12 and worm type of reduction gearing 802 to realize to slow down and increases the effect of square.Gate
It is as shown in figure 11 to be latched 3001 structure charts.
For wicket door leaf 1002, due to the smaller 1.4m*1.4m of wicket size, in line with easy to operate, structure is simply former
Then, the latching aspects of use are as shown in figure 12.4 tapered ends 301 are arranged in wicket locking 3002 altogether, are driven by hydraulic motor 12.It is small
The safety device 600 with 3002 cooperation of wicket locking is additionally provided on the inside of door door leaf 1002, safety device 600 can guarantee wicket
Locking 3002 does not automatically reset under shock loads effect.
Principle simple in line with structure, easy to operate, the equipment hinge page 400 that equipment uses.As shown in figure 13.Equipment hinge page
400 are mainly made of doorframe free bearing 401, door leaf free bearing 402, flap 403, bearing 404, gasket, bolt.Door leaf free bearing 402
It is connect by built-in fitting 22 with equipment door leaf 100, door leaf free bearing 402 is hinged by bearing 404 and flap 403, flap
403 are set on doorframe free bearing 402, and doorframe free bearing 402 is set on equipment doorframe 200 by gasket and bolt.Equipment hinge
Page 400 is easy for installation, goes slick, and can guarantee free, the steady opening and closing of equipment door leaf.
Pipe gallery engineering has very high requirement for waterproof, the equipment as piping lane engineering oral area is set to, comprehensive
Piping lane hoisting port safeguard must meet waterproof requirement.The present invention is by the way of snapping plate and squeezing sealing joint strip, to door leaf four
Zhou Jinhang Seal Design, seal form are as shown in figure 14.T-type snaps plate 20 and is embedded in equipment door leaf 100, for realizing
Sealing between equipment door leaf 100 and equipment doorframe 200.Sealing joint strip 30, oblique band steel 31 and support plate 32 are arranged in appliance doors
On the angle steel 201 of frame 200, the setting of oblique band steel 31 two 32 insides of support plates, the setting of sealing joint strip 30 in oblique band steel 31 and
Between support plate 32, and plate 20 is snapped with T-type and is oppositely arranged.After equipment is closed, sealing is snapped when plate 20 is molded by T-type to be shifted to an earlier date
It is embedded in extruding sealing joint strip 30 in SMC composite material door leaf, realization is made using ageing-resistant sponge rubber.Oblique band steel 31 in figure
Play the role of fixed adhesive tape, support plate 32 plays fixing seal adhesive tape 30 and support equipment door leaf 100, and the two passes through
It is weldingly fixed on doorframe angle steel 201.After equipment door leaf 100 is closed, sealing joint strip 30 forms closed circuit in sustained height, protects
The reliability of safeguard sealing is demonstrate,proved.Size door leaf seam crossing seal form is as shown in figure 15.
Pipe gallery is the engineering of a system and complexity.On the one hand, all kinds of important pipelines of technical interior are throughout in order to protect
The safe and stable operation for demonstrate,proving pipeline system takes precautions against natural calamities for engineering, anti-intrusion has very high requirement.On the other hand, inside piping lane
The escape time of narrow space, Emergency time is extremely limited, therefore safeguard should generally meet automation and require.Pipe gallery
The design of safeguard automatic control system is established based on hydraulic-driven technology, sensor technology, PLC control technology, Neng Goushi
The functions such as the now intelligent environment monitoring of mouthguard equipment, the guide of automatic security alarm, emergency escape.For piping lane safeguard
Automation control demand, the present invention is based on hydraulic servo control systems to propose a kind of control program.Hydraulic servocontrol system
System can mainly be compiled by hydraulic pump-power source, hydraulic cylinder-executing agency, hydraulic motor-executing agency, hydraulic valve, accumulator, PLC
Range controller and various kinds of sensors composition.
Control system is mainly made of PLC programmable controller, various kinds of sensors.Executing agency is mainly by hydraulic pump 3, liquid
Pressure valve, hydraulic cylinder 11, hydraulic motor 12, accumulator 6 are constituted, and hydraulic valve includes three position four-way directional control valve 8, throttle valve 13.It is hydraulic
Pump 3 is connect with PLC programmable controller.In fluid pressure drive device, gate door leaf 1001 successively with three hydraulic cylinders arranged side by side
11, throttle valve 13 and three position four-way directional control valve 8 connect, and constitute gate door leaf branch.Gate locking 3001 is successively hydraulic with one
Motor 12, throttle valve 13 and three position four-way directional control valve 8 connect, and constitute gate and are latched branch.Wicket door leaf 1002 is successively with one
Hydraulic cylinder 11, throttle valve 13 and three position four-way directional control valve 8 connect, and constitute wicket door leaf branch.Wicket locking 3002 successively with
One hydraulic motor 12, throttle valve 13 and three position four-way directional control valve 8 connect, and constitute wicket and are latched branch.The import of above-mentioned branch
Oil circuit connects a check valve 5 simultaneously, and 5 import of check valve is separately connected a manual pump 2 and a hydraulic pump 3.Check valve 5 exports oil
Road is also connected with accumulator 6 and overflow valve 7, and electromagnet 9 and manual switch 10 are additionally provided on three position four-way directional control valve 8.Hand
Filter 1 and pressure gauge 4 are additionally provided on dynamic pump 2 and 3 oil circuit of hydraulic pump.
In order to realize the stabilization to equipment door leaf and locking, accurately and fast control, pipe gallery composite material hoisting port
Safeguard control system executing agency includes that hydraulic cylinder 11 is 4 altogether, and hydraulic motor 12 is 2.Wherein: gate door leaf 1001
It is realized around the overturning of hinge page axis by 3 hydraulic cylinders 11 of driving, 3001, which run through 1 hydraulic motor 12 of driving, realizes.Wicket door
Fan 1002 realizes that wicket locking 3002 runs through 1 hydraulic motor of driving around the overturning of hinge page axis by 1 hydraulic cylinder 11 of driving
12 realize.Specific hydraulic control system schematic diagram is as shown in figure 16.
When being connected to wicket 1002 open command of door leaf, PLC programmable controller issues electric signal control hydraulic pump 3 and opens
It is dynamic, while the three position four-way directional control valve 8 for controlling wicket locking branch connects oil circuit, the hydraulic motor 12 in wicket locking branch is opened
Beginning work, manipulation wicket locking 3002 are converted to open state by closed state.Tapered end is issued to wicket tapered end displacement sensor
In place when signal, the three position four-way directional control valve 8 that PLC programmable controller controls wicket door leaf branch connects oil circuit, wicket door leaf
Branch driving hydraulic cylinder 11 is started to work, and manipulation wicket door leaf 1002 overturns around hinge page axis and opens.To wicket door leaf displacement sensing
When device sending door leaf opens signal in place, PLC programmable controller controls three position four-way directional control valve 8 and resets, and system is in pressure maintaining shape
State.When being connected to gate 1001 open command of door leaf, PLC programmable controller issues electric signal control hydraulic pump 3 and starts, simultaneously
The three position four-way directional control valve 8 for controlling gate locking branch connects oil circuit, and the hydraulic motor 12 that gate is latched branch is started to work, behaviour
Vertical gate locking 3001 is converted to open state by closed state.Tapered end signal in place is issued to gate tapered end displacement sensor
When, the three position four-way directional control valve 8 that PLC programmable controller controls gate door leaf branch connects oil circuit, connects gate door leaf 1001
Three groups of driving hydraulic cylinders 11 start simultaneously at work, manipulation gate door leaf 1001 overturns around hinge page axis and opens.To gate door leaf position
When displacement sensor sending door leaf opens signal in place, PLC programmable controller controls three position four-way directional control valve 8 and resets, and system is in
State of pressure keeping.Wherein, the speed regulation of hydraulic cylinder 11, hydraulic motor 12 can be realized by control one-way throttle valve 13.In power-off item
Under part, system capacity needed for whole process can be obtained by accumulator 6 or 2 manually handle of manual pump.
The control flow that equipment is closed is similar with control flow is opened, and repeats no more.The motion control sequence of equipment are as follows: open
Open-wicket locking → wicket door leaf → gate locking → gate door leaf.Closing-gate door leaf → gate locking → wicket door leaf
The locking of → wicket.
The control method of hoisting port safeguard can be divided into: now switch control, hand held mobile terminals control, long-range control
System etc..In addition, being also reserved with hydraulic into and out of oilhole on the outside of door leaf, can be realized by access hydraulic pump from door under power blackout situation
Open equipment in fan outside.In addition to the above methods, unrelated not by special installation and tool to guarantee piping lane internal unit safety
Personnel can not commanding apparatus unlatching on the outside of door leaf.If opening equipment by force, the displacement sensor being placed on door leaf can be triggered
And lead to equipment alarm, deterrence is formed to intrusion personnel by force.
Above-described embodiment, which is intended merely to become apparent from, illustrates that technical solution of the present invention made enumerates, not to of the invention
It limits, those skilled in the art are according to the common knowledge of this field to the accommodation of technical scheme also in this Shen
Please be within protection scope, in short, above-described embodiment is only to enumerate, the protection scope of the application is with scope
It is quasi-.
Claims (10)
1. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard, it is characterised in that: the people's air defense safeguard
Including equipment door leaf (100), equipment doorframe (200), device latchup (300), equipment hinge page (400), fluid pressure drive device
(500), equipment door leaf (100) is subject to the main component of load, and for by inside piping lane with the external world is closed is isolated；Appliance doors
Frame (200) is used to support equipment door leaf (100) and fixed equipment hinge page (400), is made of angle steel (201) welding, passes through anchoring
Hook is embedded in door frame wall in advance；Device latchup (300) is set on the inside of equipment door leaf (100), for realizing equipment door leaf (100) with
Being tightly fastened between equipment doorframe (200)；Equipment hinge page (400) connects equipment doorframe (200) and equipment door leaf (100), is used for
Support equipment door leaf (100) is around hinge page axis flip-flop movement；Fluid pressure drive device (500) is the power mechanism of equipment, with equipment
It is latched (300) and equipment door leaf (100) connection, is made of control system and executing agency；
The equipment door leaf (100) includes gate door leaf (1001) and wicket door leaf (1002)；
The device latchup (300) includes gate locking (3001) and wicket locking (3002)；
The equipment hinge page (400) includes gate hinge page (4001) and wicket hinge page (4002)；
The equipment door leaf (100) is described by least two module compositions, including the first module (800) and the second module (900)
Gate door leaf (1001) is spliced using the first module of multiple groups (800) and the second module (900), the wicket door leaf (1002)
It is made of one group of second module (900)；
The safety device (600) with wicket locking (3002) cooperation is additionally provided on the inside of the wicket door leaf (1002), safety fills
Setting (600) can guarantee that wicket locking (3002) does not automatically reset under shock loads effect.
2. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: Urban Underground pipe gallery hoisting port composite material people's air defense safeguard is installed on the road surface of pavement or at greenbelt；When
When being installed on the road surface of pavement, equipment door leaf (100) outer surface is concordant with road surface, does not influence personnel and vehicle pass-through；Gate
Door leaf (1001) and wicket door leaf (1002) are usually in close state, when service personnel passes in and out piping lane engineering or piping lane insider
When member's emergency escape, wicket door leaf (1002) is quickly opened under the action of fluid pressure drive device (500)；Gate door leaf (1001)
It is only opened in lifting, replacement pipeline, usually in closing lock state.
3. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: equipment door leaf (100) is SMC composite material door leaf, is made using SMC sheet shape film plastics through die press technology for forming.
4. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: wicket door leaf (1002) is made of one group of second module (900), and gate door leaf (1001) uses three group of first module
(800) and two group of second module (900) is made, and the connection of intermodule is using mechanical connection or structure glue sticking；Institute in module
There are built-in fitting hole location (109) and cavity (101) to be arranged symmetrically.
5. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: the gate locking (3001) is latched using worm and gear linkage formula, 7 tapered ends (301) is arranged altogether, wherein length side
To corresponding to the installation of gate door leaf (1001) fan and hinge page side and its side position be respectively arranged 3 tapered ends (301), width direction is set
Set 1 tapered end (301)；Hydraulic motor (12) is connect by gear drive with worm type of reduction gearing (802), and worm and gear slows down
The lead screw of device (802) output end drives pull rod mobile, and pull rod is connect with tapered end (301)；The wicket locking (3002) is arranged 4 altogether
A tapered end (301) is driven by hydraulic motor (12).
6. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: the fixation between equipment hinge page (400) and device latchup (300) and equipment door leaf (100) passes through between bolt and built-in fitting (22)
Mating connection realize；Built-in fitting (22) is made of M12 nut, and built-in fitting (22) head uses cone cell；Equipment hinge page (400) is main
It to be made of doorframe free bearing (401), door leaf free bearing (402), flap (403), bearing (404), gasket, bolt；Door leaf free bearing
(402) it is connect by built-in fitting (22) with equipment door leaf (100), door leaf free bearing (402) passes through bearing (404) and flap
(403) hingedly, flap (403) is set on doorframe free bearing (401), and doorframe free bearing (401) is set to by gasket and bolt
On equipment doorframe (200).
7. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: T-type snaps plate (20) and is embedded in equipment door leaf (100), for realizing equipment door leaf (100) and equipment doorframe (200)
Between sealing；The angle steel (201) of sealing joint strip (30), oblique band steel (31) and support plate (32) setting in equipment doorframe (200)
On, on the inside of two support plates (32), sealing joint strip (30) is arranged in oblique band steel (31) and support plate for oblique band steel (31) setting
(32) between, and plate (20) is snapped with T-type and is oppositely arranged.
8. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 1, feature exist
In: control system is mainly made of PLC programmable controller, various kinds of sensors；Executing agency is mainly by hydraulic pump (3), hydraulic
Valve, hydraulic cylinder (11), hydraulic motor (12), accumulator (6) are constituted, and hydraulic valve includes three position four-way directional control valve (8), throttle valve
(13)；Hydraulic pump (3) is connect with PLC programmable controller.
9. Urban Underground pipe gallery hoisting port composite material people's air defense safeguard according to claim 8, feature exist
In: in fluid pressure drive device, gate door leaf (1001) successively with three hydraulic cylinders (11) arranged side by side, throttle valve (13) and three
Four-way reversing valve (8) connection, constitutes gate door leaf branch；Gate be latched (3001) successively with a hydraulic motor (12), throttle valve
(13) and three position four-way directional control valve (8) connection, composition gate are latched branch；Wicket door leaf (1002) successively with a hydraulic cylinder
(11), throttle valve (13) and three position four-way directional control valve (8) connection, constitute wicket door leaf branch；Wicket is latched (3002) successively
It is connect with a hydraulic motor (12), throttle valve (13) and three position four-way directional control valve (8), constitutes wicket and be latched branch；Above-mentioned branch
The import oil circuit on road connects a check valve (5) simultaneously, and check valve (5) import is separately connected a manual pump (2) and a hydraulic pump
(3)；It is also connected with accumulator (6) and overflow valve (7) on check valve (5) outlet oil circuit, three position four-way directional control valve is also set up on (8)
There are electromagnet (9) and manual switch (10)；Filter (1) and pressure are additionally provided on manual pump (2) and hydraulic pump (3) oil circuit
Table (4).
10. a kind of unlatching of Urban Underground pipe gallery hoisting port composite material people's air defense safeguard as claimed in claim 9
Specific control method, it is characterised in that: control flow is as follows: when being connected to wicket door leaf (1002) open command, PLC is programmable
Controller issues electric signal control hydraulic pump (3) starting, while the three position four-way directional control valve (8) for controlling wicket locking branch is connected
Oil circuit, wicket are latched the hydraulic motor (12) in branch and start to work, and manipulation wicket locking (3002) is converted to by closed state
Open state；When wicket tapered end displacement sensor issues tapered end signal in place, PLC programmable controller controls wicket door leaf branch
The three position four-way directional control valve (8) on road connects oil circuit, and wicket door leaf branch driving hydraulic cylinder (11) is started to work, and manipulates wicket door leaf
(1002) it overturns and opens around hinge page axis；When wicket door leaf displacement sensor issues door leaf and opens signal in place, PLC programmable control
Device control three position four-way directional control valve (8) processed resets, and system is in state of pressure keeping；When being connected to gate door leaf (1001) open command,
PLC programmable controller issues electric signal control hydraulic pump (3) starting, while controlling the 3-position 4-way commutation of gate locking branch
Valve (8) connects oil circuit, and the hydraulic motor (12) that gate is latched branch is started to work, and manipulation gate locking (3001) is by closed state
Be converted to open state；When gate tapered end displacement sensor issues tapered end signal in place, PLC programmable controller controls gate
The three position four-way directional control valve (8) of door leaf branch connects oil circuit, and three groups of driving hydraulic cylinders (11) for connecting gate door leaf (1001) are same
When start to work, manipulation gate door leaf (1001) around hinge page axis overturn open；Door leaf is issued to gate door leaf displacement sensor to open
When opening signal in place, PLC programmable controller controls three position four-way directional control valve (8) and resets, and system is in state of pressure keeping；Wherein, right
The speed regulation of hydraulic cylinder (11), hydraulic motor (12) can be realized by control one-way throttle valve (13)；Under outage condition, entire mistake
The system capacity of Cheng Suoxu can be obtained by accumulator (6) or manual pump (2) manually handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811381621.3A CN109440816A (en) | 2018-11-20 | 2018-11-20 | Urban Underground pipe gallery hoisting port composite material people's air defense safeguard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811381621.3A CN109440816A (en) | 2018-11-20 | 2018-11-20 | Urban Underground pipe gallery hoisting port composite material people's air defense safeguard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109440816A true CN109440816A (en) | 2019-03-08 |
Family
ID=65554187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811381621.3A Pending CN109440816A (en) | 2018-11-20 | 2018-11-20 | Urban Underground pipe gallery hoisting port composite material people's air defense safeguard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109440816A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666242A (en) * | 2009-09-24 | 2010-03-10 | 中国人民解放军总参谋部工程兵第四设计研究院 | Hydraulic vertically rotary airtight flood and preventive partition door in metro running |
| CN102913107A (en) * | 2012-10-30 | 2013-02-06 | 中国人民解放军总参谋部工程兵第四设计研究院 | Double-leaf protective closure obstruction door for subway one-hole and two-lane section |
| CN204040812U (en) * | 2014-03-12 | 2014-12-24 | 武汉武船机电设备有限责任公司 | Refuge chamber for mines special protection sealed door |
| CN104358239A (en) * | 2014-11-04 | 2015-02-18 | 中国建筑标准设计研究院有限公司 | Hydraulic flat opening vertical rotating type protection sealing flood gate |
| CN106948730A (en) * | 2017-05-09 | 2017-07-14 | 鞍山红拖机械制造股份有限公司 | A kind of cave depot is without threshold airtight blast door |
| EP3243997A1 (en) * | 2016-05-10 | 2017-11-15 | Elkuch Elsenring AG | Escape door |
| CN108457574A (en) * | 2017-12-28 | 2018-08-28 | 中国城市建设研究院有限公司 | A kind of underground pipe gallery airtight blast door |
-
2018
- 2018-11-20 CN CN201811381621.3A patent/CN109440816A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101666242A (en) * | 2009-09-24 | 2010-03-10 | 中国人民解放军总参谋部工程兵第四设计研究院 | Hydraulic vertically rotary airtight flood and preventive partition door in metro running |
| CN102913107A (en) * | 2012-10-30 | 2013-02-06 | 中国人民解放军总参谋部工程兵第四设计研究院 | Double-leaf protective closure obstruction door for subway one-hole and two-lane section |
| CN204040812U (en) * | 2014-03-12 | 2014-12-24 | 武汉武船机电设备有限责任公司 | Refuge chamber for mines special protection sealed door |
| CN104358239A (en) * | 2014-11-04 | 2015-02-18 | 中国建筑标准设计研究院有限公司 | Hydraulic flat opening vertical rotating type protection sealing flood gate |
| EP3243997A1 (en) * | 2016-05-10 | 2017-11-15 | Elkuch Elsenring AG | Escape door |
| CN106948730A (en) * | 2017-05-09 | 2017-07-14 | 鞍山红拖机械制造股份有限公司 | A kind of cave depot is without threshold airtight blast door |
| CN108457574A (en) * | 2017-12-28 | 2018-08-28 | 中国城市建设研究院有限公司 | A kind of underground pipe gallery airtight blast door |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101943025A (en) | Vertical air shaft explosion protection door capable of quickly resetting | |
| CN201443410U (en) | Rapid reset vertical ventilating shaft explosion-proof door | |
| CN206667293U (en) | A kind of automatic manhole lid device of hydraulic pressure applied to pipe gallery | |
| CN104500455A (en) | Double-layer bidirectional flow passage system of vertical submersible axial-flow pump | |
| CN102322207A (en) | All-round window | |
| CN113374849B (en) | Gate power transmission device of planetary gear train and control method thereof | |
| CN209227596U (en) | Urban Underground pipe gallery hoisting port composite material people's air defense safeguard | |
| CN109403376A (en) | Urban Underground pipe gallery access hole composite material people's air defense safeguard | |
| CN111498520A (en) | Flow control device for opening and closing | |
| CN109440816A (en) | Urban Underground pipe gallery hoisting port composite material people's air defense safeguard | |
| CN204739008U (en) | Double -deck two -way runner system of vertical dive axial -flow pump | |
| CN102995611A (en) | Hydraulic control turning steel dam gate | |
| CN209227595U (en) | Urban Underground pipe gallery access hole composite material people's air defense safeguard | |
| CN201232169Y (en) | Deep water pier strengthening device | |
| CN205990605U (en) | A kind of hydraulic engineering is met an urgent need dykes and dams | |
| CN208280328U (en) | A kind of anticorrosive workshop wallboard | |
| CN103015849A (en) | Unit window system capable of realizing heat-insulated door window installation for door window large opening | |
| CN209701456U (en) | A kind of hopper equipped with manual discharge valve | |
| CN204403463U (en) | Dual control flap valve | |
| CN202125222U (en) | All-purpose window | |
| CN220599559U (en) | Automatic ventilation lighting window that opens and shuts of steel construction factory building | |
| CN219366095U (en) | Quick air door for underground coal mine | |
| CN2412992Y (en) | Rocker type air-tight window | |
| CN219638089U (en) | Water inlet switching device for accident pool of pharmaceutical and chemical engineering project | |
| CN216477470U (en) | Mining airtight door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |