CN105780817A

CN105780817A - Template sealing strip used in road and bridge foundation engineering bulkhead wall and used for preventing foundations from being destroyed

Info

Publication number: CN105780817A
Application number: CN201610227654.7A
Authority: CN
Inventors: 崔欣; 王同民; 陈文龙; 任文辉; 王慧贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-13
Filing date: 2016-04-13
Publication date: 2016-07-20

Abstract

The invention relates to a template sealing strip used in a road and bridge foundation engineering bulkhead wall and used for preventing foundations from being destroyed. The template sealing strip consists of flexible pipe-like bodies, springs, conical cylinder bodies, column cone cylinder magnets and an adhesive body, wherein the springs are uniformly distributed in the flexible pipe-like bodies; the lower ends of the springs are spliced to the conical cylinder bodies; the conical cylinder bodies are spliced to the flexible pipe-like bodies; the upper ends of the springs are spliced to the conical cylinder magnets; the conical cylinder magnets are spliced to the flexible pipe-like bodies; the adhesive body is spliced on the flexible pipe-like bodies. The template sealing strip disclosed by the invention is simple in structure, novel and reasonable, easy to manufacture, convenient to operate, and high in practicability, so that the common failing that the foundations of the reinforced concrete bulkhead wall are destroyed can be avoided, and the purposes that the reinforced concrete bulkhead wall is good in appearance effect, high in quality, and long in service life can be realized.

Description

Road and bridge retaining wall for foundation construction prevents the formwork seal bar of rotten

Technical field

The present invention relates to road and bridge foundation engineering technical field, be specifically related to a kind of road and bridge retaining wall for foundation construction and prevent the formwork seal bar of rotten.

Background technology

The engineering that concrete retaining wall is applied to is more, as engineerings such as road and bridge basis, municipal administration, water conservancy, building construction, harbour, harbour, nuclear power stations, and concrete retaining wall often has the generation of a kind of rotten common fault, this common fault fails to solve so far, it not only has influence on the appearance of engineering, and badly influence architecture quality and the life-span of engineering, cause catastrophic loss even to the property of people and life, its Producing reason has following several, one vibrating time is short, and the gas in armored concrete is not discharged；It two is that reinforcing bar is dense, slump is little or cobble-stone diameter is bigger；Its three, be caused by anthropic factor；They are four years old, it is that reinforced concrete retaining wall root template lower end is poorly sealed, spillage is serious, template lower end is strip footing or the sealing very difficult with template junction of Reinforced Concrete Raft plate top surface, and the formwork seal double faced adhesive tape uniquely used during engineering construction, to rotten common fault of reinforced concrete retaining wall also without any effect, because strip footing or Reinforced Concrete Raft plate top surface belong to make by hand, being uneven, plane precision is poor, and template junction all can spillage.After reinforced concrete retaining wall generation bad root phenomenon, it can be seen that presentation quality is poor, degree of compaction is poor, reinforcing bar is exposed, wall leakage, steel bar corrosion, do not reach designing requirement, severe patient needs dismounting to reform, suffering heavy losses, current first three reason is solved, and only the 4th kind of factor producing rotten common fault is annoying our engineers and technicians and construction team.

Summary of the invention

It is an object of the invention to: provide a kind of road and bridge retaining wall for foundation construction to prevent the formwork seal bar of rotten, the deficiency in background technology can be overcome, and have its advantage concurrently, the generation of rotten common fault of concrete retaining wall can be prevented, appearance is good, long service life, and can meet design requirement.

Realizing the technical solution used in the present invention is: this sealing strip is by flexible tubular body, spring, conical round table body, the round table-like Magnet of cylindricality and adherent composition, spring is evenly distributed in flexible tubular body, the lower end of spring is bonding with conical round table body, conical round table body is bonding with flexible tubular body, the upper end of spring is bonding with the round table-like Magnet of cylindricality, and cylindricality round platform post Magnet is bonding with flexible tubular body, bonding adherent above flexible tubular body.

The main cause produced due to rotten common fault of concrete retaining wall is, the template of concrete retaining wall root is poorly sealed with reinforced concrete strip foundation or raft plate contact site, reinforced concrete strip foundation or raft plate top surface are manual manufacture, rough armored concrete bar shaped end face not of uniform size is difficult to be connected sealing with template, also it is all of engineers and technicians pain in the necks the most, for this, template is designed this sealing strip with reinforced concrete strip foundation or raft plate contact site, its flexible tubular body is bar shaped, transverse section is rectangle, the width of its transverse section is identical with the thickness of template, so it is easy to stable template, fixation, seal tight, construction is fast, simple operation, the reinforced concrete retaining wall good looking appearance built, can meet design requirement；Spring is evenly distributed in flexible tubular body, and for the reinforced concrete strip foundation end face that large-area concave-convex is uneven, or raft plate top surface will play and well fill and lead up sealing function；Flexible sleeve is overlapped in the stage casing of spring, can prevent spring from bending when being pressed, and the lower end of spring bonding the cylinder of conical round table body one end, conical round table body one end is the conical round table shape other end is cylinder, the diameter of this end cylinder is less than the bigger diameter end of conical round table shape, the miner diameter end of conical round table body is bonding with flexible tubular body, and being sealed by the uneven location contacts that reinforced concrete strip foundation end face or raft plate top surface is less can be better；Spring upper end bonding the round table-like Magnet of cylindricality, the round table-like Magnet of cylindricality is the waney cylindrical shapes in two ends, cylindricality round table-like Magnet miner diameter end is bonding with spring, the diameter of cylindricality round table-like Magnet bigger diameter end is identical with spring outer diameter, to connect more firm, cylindricality round table-like Magnet bigger diameter end is bonding with flexible tubular body, so that with steel form attracts to connect, bonding adherent above flexible tubular body, bonding better with steel form, seal, when adherent and the round table-like Magnet of cylindricality can prevent casting concrete, sealing strip is subjected to displacement, cause gathering concrete grout, affect attractive in appearance and other position strength of reinforced concrete, the protecting film that adherent pastes above is the service life in order to extend adherent better, prevent adherent premature aging, use after protecting film can be peeled off in use.

The method have the advantages that this gasket structure advantages of simple, novel, easily make, production cost is low, simple operation, practical, the generation of rotten common fault of concrete retaining wall can be prevented, the concrete retaining wall degree of compaction built is high, therefore concrete retaining wall can not only keep off soil and again can dash, appearance is good, intensity is high, long service life, purposes is wide, road and bridge foundation engineering concrete retaining wall can not only be used as and prevent the formwork seal material of rotten, also municipal works it are used as, hydraulic engineering, building engineering, high voltage transmission line tower basis and Communication Engineering base concrete retaining wall prevent the formwork seal material of rotten, and job specfication can be met and require and designing requirement, also can avoid the catastrophic effect because rotten common fault of reinforced concrete retaining wall causes to people.

Accompanying drawing explanation

Accompanying drawing 1 is present configuration schematic diagram；

Accompanying drawing 2 is the side view of accompanying drawing 1；

Accompanying drawing 3 is the conical round table body drawing on accompanying drawing 1；

Accompanying drawing 4 is the top view of accompanying drawing 3；

Accompanying drawing 5 is the round table-like Magnet drawing of the cylindricality on accompanying drawing 1；

Accompanying drawing 6 is the top view of accompanying drawing 5；

Accompanying drawing 7 is that this sealing strip is connected scheme of installation with template and reinforced concrete strip foundation end face；

Accompanying drawing 8 is side view or the sectional drawing of accompanying drawing 7, i.e. this sealing strip and steel form, reinforced concrete strip foundation and the concrete retaining wall built, connection or mounting structure schematic diagram.

Detailed description of the invention

The present invention is accompanying drawing 1 such as, shown in 2, this sealing strip is by flexible tubular body 1, spring 2, conical round table body 3, the round table-like Magnet 4 of cylindricality and adherent 5 form, spring 2 is evenly distributed in flexible tubular body 1, spring 2 lower end bonding the cylinder 31 of conical round table body 3 one end, the miner diameter end of the conical round table 32 of conical round table body 3 other end is bonding with flexible tubular body 1, the upper end of spring 2 bonding the path cylinder 41 of cylindricality round table-like Magnet 4 one end, cylindricality round table-like Magnet 4 other end big footpath cylinder 42 is bonding with flexible tubular body 1, this big footpath cylinder 42 is isometrical with spring 2 external diameter, flexible sleeve 21 is overlapped in spring 2 stage casing, flexible tubular body 1 is bonding adherent 5 above, protecting film 6 is against above adherent 5；Adherent 5 and the round table-like Magnet 4 of cylindricality can better and steel form inhale the sealing that is connected; be subjected to displacement during to prevent pouring reinforcement concrete with spillage, affect armored concrete presentation quality, reduce concrete strength; protecting film 6 can prevent adherent 5 premature aging; extend the service life of adherent 5, protecting film can be peeled off (shown in accompanying drawing 3,4,5,6,7,8) from adherent before use.

nullThe using method of the present invention and sealing principle: this sealing strip 10 seals for steel form and uses design，First one section of sealing strip 10 of sealed mould 7 equal length is intercepted，Then protecting film 6 is peeled off，Bar shaped sealing strip is allowed to have the side of Magnet align with template 7 and press pressure，Allow sealing strip glue with steel form 7 suck admittedly，Then carry out template 7 to install，Install and behind axis correction position in template 7，Allowing vertical strip footing 8 supporting surface of template 7 carry out can pouring reinforcement concrete retaining wall 9 after pressure is fixed，Template 7 is through adherent 5、Flexible tubular body 1、The round table-like Magnet 4 of cylindricality acts on spring 2，Flexible tubular body 1 is acted on again through conical round table body 3，Reinforced concrete strip foundation 8 end face of rough support shuttering 7 is carried out pressure and fills and leads up sealing，It is evenly distributed in flexible tubular body 1 due to spring 2 and flexible sleeve 21 is overlapped in spring 2 stage casing，Spring 2 can be made through conical round table 3 miner diameter end, flexible tubular body 1 to be extruded vertically downward，So not of uniform size to support shuttering 7、Rough reinforced concrete strip foundation 8 end face good seal，No longer spillage，Therefore the generation of 9 rotten common faults of concrete retaining wall is solved well.

Claims

1. road and bridge retaining wall for foundation construction prevents the formwork seal bar of rotten, it is characterized in that: it is made up of flexible tubular body, spring, conical round table body, the round table-like Magnet of cylindricality and adherent, spring is evenly distributed in flexible tubular body, the lower end of spring is bonding with conical round table body, conical round table body is bonding with flexible tubular body, the upper end of spring is bonding with the round table-like Magnet of cylindricality, and the round table-like Magnet of cylindricality is bonding with flexible tubular body, flexible tubular body upper side bonding adherent.

2. road and bridge retaining wall for foundation construction according to claim 1 prevents the formwork seal bar of rotten, it is characterised in that: described flexible tubular body is bar shaped, and transverse section is rectangle, and the width of its transverse section is identical with the thickness of template.

3. road and bridge retaining wall for foundation construction according to claim 1 prevents the formwork seal bar of rotten, it is characterized in that: one end of described conical round table body is conical round table, the other end is cylinder, the cylindrical diameter of this end is less than conical round table bigger diameter end diameter.

4. road and bridge retaining wall for foundation construction according to claim 1 prevents the formwork seal bar of rotten, it is characterised in that: the round table-like Magnet of described cylindricality is the cylinder that two ends diameter is different.

5. road and bridge retaining wall for foundation construction according to claim 1 prevents the formwork seal bar of rotten, it is characterized in that: described lower spring end bonding the cylinder of conical round table body one end, the upper end of spring bonding the path cylinder of the round table-like Magnet of cylindricality, flexible sleeve is overlapped in spring stage casing.

6. road and bridge retaining wall for foundation construction according to claim 1 prevents the formwork seal bar of rotten, it is characterised in that: against protecting film above described adherent, protecting film is peelable with adherent.