CN108005402B - A kind of operated subway station trough plate platform reinforced construction method - Google Patents
A kind of operated subway station trough plate platform reinforced construction method Download PDFInfo
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- CN108005402B CN108005402B CN201711258729.9A CN201711258729A CN108005402B CN 108005402 B CN108005402 B CN 108005402B CN 201711258729 A CN201711258729 A CN 201711258729A CN 108005402 B CN108005402 B CN 108005402B
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- trough plate
- grouting material
- hole
- strength cement
- based grouting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of operated subway station trough plate platform reinforced construction methods, belong to operated subway station structure reinforcement construction technology field.Method is the following steps are included: s1: please put block track circuit；S2: preparation of construction；S3: hole is taken；S4: reinforcement installation；S5: steel form installation；S6: strength cement-based grouting material stirring；S7: strength cement-based grouting material pours and high-order funnel pressurization；S8: platform floor restores；S9: disappear a little, release track blockade；The operated subway station trough plate platform reinforced construction method of the invention patent technology takes the hole of two diameter 90mm respectively as pouring hole and pressurization hole on trough plate, it can either guarantee the integrally-built integrality of trough plate platform and operation station safety, and be able to satisfy strengthening construction requirement；Using assembling steel form be used as a part of ruggedized construction, it is convenient and efficient, and with high security, easy to operate, strong applicability, reduction manual work intensity the advantages of.
Description
Technical field
The present invention relates to a kind of operated subway station trough plate platform reinforced construction methods, are used for operated subway station structure
Strengthening construction is particularly suitable for operated subway station trough plate platform strengthening construction, be well positioned to meet operated subway safety and
Station structure strengthening quality belongs to Metro Station Structure reinforcement construction technology field.
Background technique
Operated subway station trough plate platform bearing capacity needs reinforcement when inadequate, and general consolidation effect is bad, safety wind
Danger is high, and operated subway station trough plate strengthening construction be because that can only carry out construction operation within three hours after subway is stopped transport,
Selection operation is convenient, guarantee strengthening quality and trough plate structure is the most important thing that operated subway station trough plate is reinforced safely,
The reasonable selection of reinforcement technique is to ensure that the key of construction quality, operation security guarantee, therefore selects how reinforcement operation is grasped
Making easy, guarantee strengthening quality, trough plate structure safety and safety of subway operation is the class that our engineers and technicians need to face
Topic.
Summary of the invention
In order to overcome the above problem, the object of the present invention is to provide one kind, and operated subway station trough plate platform to be made to reinforce energy
The operated subway station trough plate platform reinforced construction method that easy to operate, reliable in quality, safety of subway operation can be effectively controlled；
To achieve the goals above, the invention adopts the following technical scheme:
A kind of operated subway station trough plate platform reinforced construction method, which is characterized in that the construction the following steps are included:
S1: block track circuit please be put: to running scheduling room please point, block specified area track route, it is ensured that operation line
Road construction safety；
S2: preparation of construction: organization material, tool are marched into the arena, and are cleared up and are reinforced space junk and dust under plate, and trough plate bottom is completed
Face dabbing inspection and examination, measure the hole site that takes of trough plate, and with marking；
S3: take hole: taking hole in trough plate, for strength cement-based grouting material pour and plate in space air discharge；
S4: reinforcement installation: reinforced mesh has upper layer and lower layer, and centre is by bearing rod by upper layer and lower layer reinforcement welding at one
It is whole, reinforced mesh is installed as a whole, and is fixed on by placing concrete pad up and down through reinforced mesh
Trough plate down space；
S5: steel form installation: chemical anchor bolts are first planted on trough plate lower ring beam, then angle bar frame is fixed on collar tie beam
Chemical anchor bolts on, then bottom steel shutterings are fixed on the steel form of bottom on the angle bar frame, then by side steel form, are finally used
Expanding cement blocks steel form gap, and trough plate bottom is made to form a closed space；
S6: strength cement-based grouting material stirring: strength cement-based grouting material plus water are stirred, and strength cement-based grouting material is sticky in flowing
State；
S7: strength cement-based grouting material pours and high-order funnel pressurization: strength cement-based grouting material will be stirred and poured by pouring slot
Stop pouring, then again to high-order funnel to trough plate down space until having strength cement-based grouting material appearance in high-order funnel base opening
Middle addition is stirred strength cement-based grouting material and is reversely pressurizeed, and does not have apparent bubble to emerge until pouring notch, then stops adding
It when pressure, strength cement-based grouting material pour face and do not significantly decrease, then removes and pours slot and high-order funnel, carry out next place and pour；
S8: platform floor restores: carrying out platform floor recovery, hole to pouring hole and pressurization hole with the marble for taking hole to take out
Hole surrounding is sealed with dry cement, makes the hole top surface restored and platform floor at a plane；
S9: disappear a little, release track blockade: track circuit being cleared up after construction, confirmation scene cleans out peace
Quan Hou, then disappear a little, release track circuit block.
Further, take in hole in s3: the quantity that hole is taken in trough plate is 2, and the diameter in the hole is 90mm.
Further, in the stirring of s6 strength cement-based grouting material: strength cement-based grouting material is carried out according to the mass ratio of 10:1 plus water
It is stirred, mixing time is 2 minutes.
Further, in S7 strength cement-based grouting material pours and high-order funnel pressurizes: described until pouring slot (5) mouth does not have
Apparent bubble is emerged, then stops pressurizeing, and the time waited is that strength cement-based grouting material pours face without under apparent after five minutes
It when drop, then removes and pours slot (5) and high-order funnel (6), carry out next place and pour.
The present invention is operated subway station trough plate platform reinforced construction method, is had the advantage that
1, the hole for only opening two 90mm in the present invention on trough plate minimizes the destruction of trough plate platform structure,
Operations risks are minimized safely simultaneously, avoids traditional platform slab of raising from being reinforced, has ensured operation security；
2, hole is taken on trough plate platform using measurement and positioning in the present invention, live hole is evenly distributed, and has reached neat
It is beautiful；
3, assembled steel template is used in the present invention as a part of ruggedized construction, can as template and
Construction efficiency can be greatly improved while ensuring quality by accelerating speed of application；
4, strength cement-based grouting material new material is used in the present invention, material has intensity height, presetting period section, mobility
By force, the features such as durability is good, makes convenient and quick construction, and construction quality can be effectively controlled；
5, funnel is counter is pressurizeed using high-order in the present invention, by under platform trough plate between newly-increased strength cement-based grouting material
Air discharge, makes that newly-increased structure is closely knit in conjunction with platform trough plate is controlled；
6, strength cement-based grouting material takes Site in the present invention, is controlled construction quality, worker's operating efficiency obtains
To be substantially improved.
Detailed description of the invention
Fig. 1 is general illustration of the invention；
1 is chemical anchor bolts in figure；2 be angle bar frame；3 be bottom steel form；4 be side steel form；5 be to pour slot；6 be a high position
Funnel.
Fig. 2 is operating process schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawing 1, the present invention will be described in detail for attached drawing 2:
With reference to Fig. 1, Fig. 2, it is chemical anchor bolts that it, which includes 1,；2 be angle bar frame；3 be bottom steel form；4 be side steel form；5 are
Pour slot；6 be high-order funnel；S1: block track circuit please be put；S2: preparation of construction；S3: hole is taken；S4: reinforcement installation；S5: steel
Template installation；S6: strength cement-based grouting material stirring；S7: strength cement-based grouting material pours and high-order funnel pressurization；S8: platform floor restores；
S9: disappear a little, release track blockade；
Wherein specific implementation step is as follows:
A kind of operated subway station trough plate platform reinforced construction method, the construction the following steps are included:
S1: block track circuit please be put: to running scheduling room please point, block specified area track route, it is ensured that operation line
Road construction safety；
S2: preparation of construction: organization material, tool are marched into the arena, and are cleared up and are reinforced space junk and dust under plate, and trough plate bottom is completed
Face dabbing inspection and examination, measure the hole site that takes of trough plate, and with marking；
S3: take hole: taking hole in trough plate, for strength cement-based grouting material pour and plate in space air discharge；
S4: reinforcement installation: reinforced mesh has upper layer and lower layer, and centre is by bearing rod by upper layer and lower layer reinforcement welding at one
It is whole, reinforced mesh is installed as a whole, and is fixed on by placing concrete pad up and down through reinforced mesh
Trough plate down space；
S5: steel form installation: chemical anchor bolts 1 are first planted on trough plate lower ring beam, then angle bar frame 2 is fixed on collar tie beam
On chemical anchor bolts 1 on, then bottom steel form 3 is mounted on angle bar frame 2, then side steel form 4 is fixed on bottom steel form 3
On, finally steel form gap is blocked with expanding cement, trough plate bottom is made to form a closed space；
S6: strength cement-based grouting material stirring: strength cement-based grouting material plus water are stirred, and strength cement-based grouting material is sticky in flowing
State；
S7: strength cement-based grouting material pours and high-order funnel pressurization: strength cement-based grouting material will be stirred and poured by pouring slot 5
Stop pouring to trough plate down space until having strength cement-based grouting material appearance in 6 base opening of high-order funnel, then be leaked again to a high position
Addition is stirred strength cement-based grouting material and is reversely pressurizeed in bucket 6, emerges until pouring 5 mouthfuls of slot without apparent bubbles, then stop
It only pressurizes, when strength cement-based grouting material pours face and do not significantly decrease, then removes and pour slot 5 and high-order funnel 6, carry out next place
It pours；
S8: platform floor restores: carrying out platform floor recovery, hole to pouring hole and pressurization hole with the marble for taking hole to take out
Hole surrounding is sealed with dry cement, makes the hole top surface restored and platform floor at a plane；
S9: disappear a little, release track blockade: track circuit being cleared up after construction, confirmation scene cleans out peace
Quan Hou, then disappear a little, release track circuit block.
Take in hole in s3: the quantity that hole is taken in trough plate is 2, and the diameter in the hole is 90mm.
In the stirring of s6 strength cement-based grouting material: strength cement-based grouting material is carried out according to the mass ratio of 10:1 plus water is stirred,
Mixing time is 2 minutes.
In S7 strength cement-based grouting material pours and high-order funnel pressurizes: described until pouring 5 mouthfuls of slot without apparent bubbles
It emerges, then stops pressurizeing, when the time waited is that strength cement-based grouting material pours face and do not significantly decrease after five minutes, then move
Except slot 5 and high-order funnel 6 is poured, carries out next place and pour.
Track circuit is cleared up after construction, after first confirming that scene cleans out safety by class monitor and group leader, then by pipe
Reason personnel, management, owner's representative jointly check again for track circuit, and confirmation of signing, and remove the warning at block both ends
Lamp and protected personnel, then disappear a little, release track circuit block.
The foregoing invention can be used for the reinforcing of operated subway station trough plate platform well, can make easy for construction fast
Prompt, construction quality obtains effective guarantee, escorts for the normal operation of operated subway.
Claims (4)
1. a kind of operated subway station trough plate platform reinforced construction method, which is characterized in that the construction the following steps are included:
S1: block track circuit please be put: to running scheduling room please point, block specified area track route, it is ensured that operating line is applied
Work safety；
S2: preparation of construction: organization material, tool are marched into the arena, and are cleared up and are reinforced space junk and dust under plate, and trough plate bottom surface chisel is completed
Hair is checked and is checked and accepted, and measures the hole site that takes of trough plate, and with marking；
S3: take hole: taking hole in trough plate, for strength cement-based grouting material pour and plate in space air discharge；
S4: reinforcement installation: reinforced mesh has upper layer and lower layer, and centre is whole at one by upper layer and lower layer reinforcement welding by bearing rod
Body installs reinforced mesh as a whole, and is fixed on slot through reinforced mesh by placing concrete pad up and down
Shape plate down space；
S5: steel form installation: chemical anchor bolts (1) first is planted on trough plate lower ring beam, then angle bar frame (2) is fixed on collar tie beam
On chemical anchor bolts (1) on, then bottom steel form (3) is mounted on angle bar frame (2), then side steel form (4) is fixed on bottom
On steel form (3), finally steel form gap is blocked with expanding cement, trough plate bottom is made to form a closed sky
Between；
S6: strength cement-based grouting material stirring: strength cement-based grouting material plus water are stirred, and strength cement-based grouting material is thick in flowing
State；
S7: strength cement-based grouting material pours and the pressurization of high-order funnel: will be stirred strength cement-based grouting material by pour slot (5) pour to
Trough plate down space stops pouring until having strength cement-based grouting material appearance in high-order funnel (6) base opening, then leaks again to a high position
The strength cement-based grouting material being stirred is added in bucket (6) reversely to be pressurizeed, does not have apparent bubble to emit until pouring slot (5) mouth
Out, then stop pressurizeing, when strength cement-based grouting material pours face and do not significantly decrease, then remove and pour slot (5) and high-order funnel
(6), next place is carried out to pour；
S8: platform floor restores: carrying out platform floor recovery, hole four to pouring hole and pressurization hole with the marble for taking hole to take out
Week is sealed with dry cement, makes the hole top surface restored and platform floor at a plane；
S9: disappearing a little, release track blockade: clearing up after construction track circuit, after confirmation scene cleans out safety,
It carries out disappearing again a little, releases track circuit block.
2. trough plate platform reinforced construction method in operated subway station according to claim 1, it is characterised in that: taken in s3
Kong Zhong: the quantity that hole is taken in trough plate is 2, and the diameter in the hole is 90mm.
3. trough plate platform reinforced construction method in operated subway station according to claim 1, it is characterised in that: in s6 water
In the stirring of mud base grouting material: strength cement-based grouting material is carried out according to the mass ratio of 10:1 plus water is stirred, and mixing time is 2 points
Clock.
4. trough plate platform reinforced construction method in operated subway station according to claim 1, it is characterised in that: in S7 water
During mud base grouting material pours and high-order funnel pressurizes: it is described there is no apparent bubble to emerge until pouring slot (5) mouth, then stop adding
Pressure, when the time waited is that strength cement-based grouting material pours face and do not significantly decrease after five minutes, then remove pour slot (5) and
High-order funnel (6), carries out next place and pours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711258729.9A CN108005402B (en) | 2017-12-04 | 2017-12-04 | A kind of operated subway station trough plate platform reinforced construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711258729.9A CN108005402B (en) | 2017-12-04 | 2017-12-04 | A kind of operated subway station trough plate platform reinforced construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108005402A CN108005402A (en) | 2018-05-08 |
| CN108005402B true CN108005402B (en) | 2019-11-05 |
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ID=62056043
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711258729.9A Expired - Fee Related CN108005402B (en) | 2017-12-04 | 2017-12-04 | A kind of operated subway station trough plate platform reinforced construction method |
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|---|---|
| CN (1) | CN108005402B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733715A (en) * | 2020-06-29 | 2020-10-02 | 中铁六局集团天津铁路建设有限公司 | Construction method for slightly widening adjacent high-speed railway platform |
| CN114439269A (en) * | 2022-03-03 | 2022-05-06 | 北京城建设计发展集团股份有限公司 | Newly-built plate and platform plate reinforcing method for superposition stress of template and original structure |
| CN114753406A (en) * | 2022-03-11 | 2022-07-15 | 中建八局轨道交通建设有限公司 | Reinforced structure for mounting platform plate of half-height safety door and construction method thereof |
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2017
- 2017-12-04 CN CN201711258729.9A patent/CN108005402B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN108005402A (en) | 2018-05-08 |
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Granted publication date: 20191105 Termination date: 20201204 |