CN108798000A - A kind of sealing structure and its encapsulating method of plastic formwork - Google Patents
A kind of sealing structure and its encapsulating method of plastic formwork Download PDFInfo
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- CN108798000A CN108798000A CN201811039221.4A CN201811039221A CN108798000A CN 108798000 A CN108798000 A CN 108798000A CN 201811039221 A CN201811039221 A CN 201811039221A CN 108798000 A CN108798000 A CN 108798000A
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- Prior art keywords
- type groove
- plastic formwork
- long
- short
- length
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Classifications
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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
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
- E04G9/05—Forming boards or similar elements the form surface being of plastics
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention provides a kind of sealing structure of plastic formwork and its encapsulating methods.The present invention is in the side of the frame closely panel of plastic formwork along the U-type groove for above opening up several certain lengths, in border side several short U-type grooves are opened up along the upper corresponding position of discontinuity between adjacent two long U-type groove, in this way, after plastic formwork spelling is docked, adjacent two plastic formwork frame side corresponds to group to forming seal chamber along upper long U-type groove, while short U-type groove also corresponds to group to forming seal chamber.When follow-up casting concrete, under the pressure of concrete itself and effect of vibrating, water flows into seal chamber from template gap, and the water full of seal chamber forms damming effect, to playing deceleration and hysteresis from the water of template gap high speed outflow, the speed of water loss is reduced；Laitance, which flows into seal chamber, can equally play a dual role of resistance effect, under the above situation, the drawbacks of overcoming plastics quickly to sieve water effect caused by hydrophobic, play sealing effect.
Description
Technical field
The present invention relates to the sealing device of building template, the sealing structure of specifically a kind of plastic formwork and its sealing
Method.
Background technology
Building template necessary construction tool when being modern casting concrete structure construction.Traditional building template is main
There are plank sheathing and steel form.On the one hand the use of plank sheathing can expend a large amount of timber, be unfavorable for environmentally protective；On the other hand
Its recycling degree is relatively low.Steel form, which makes, processes more difficult, higher operating costs；And weight is big, is unfavorable for transporting and installing etc..
Now gradually by plastic formwork instead of traditional plank sheathing and steel form.Plastic formwork is because it is with light-weight, processing technology
Simply, the advantages that recycling degree is high, has been more and more widely used.
At the scene in work progress, usually can several plastic formworks be subjected to spelling, to form the assembled met the requirements
Concrete-pouring template.In concreting, in addition to the pressure of concrete itself causes moisture to be flowed out from template gap, simultaneously
Under the action of vibrating spear, water can accelerate to flow out from template gap.Due to the hydrophobicity of plastics itself, cause its dehydrating speed compared with
Plank sheathing and steel form are all fast, and it is easy to appear apparent sand line and serious color differences for concrete surface after such form removal, can be to mixed
Solidifying soil presentation quality adversely affects.
Traditional sealing device is the lower side in template circumferential side frame along recessing, and rabbets flexible sealing in groove
Item, so that seam crossing sealing is tight after template splicing.For the original machining accuracy of plastic formwork with regard to relatively high, gap is very small, itself
Spillage is not just serious；But under the action of vibrating spear, due to plastics hydrophobic itself, the sieve aqueous condition in gap is practical than more serious
It will appear water loss in work progress and mortar is accumulated, cause seam crossing aberration serious.
Invention content
An object of the present invention is just to provide a kind of sealing structure of plastic formwork, is being shaken with solving existing plastic formwork
Sieve water in template gap is seriously easily the problem of seam crossing causes aberration during smashing.
The second object of the present invention is just to provide a kind of encapsulating method of plastic formwork, which can effectively prevent
The loss of moisture at form joint, the drawbacks of overcoming plastic formwork hydrophobic and sieve water.
What an object of the present invention was realized in：A kind of sealing structure of plastic formwork, structure are specifically：It is moulding
Expect the frame of template closely panel side along be above provided with several strips, section is U-shaped long U-type groove, in frame closely panel
Side along the opposite position of the upper discontinuity between two neighboring long U-type groove offer strip, section be U-shaped short U
Type groove, the length of the short U-type groove is more than the length of the discontinuity between two long U-type grooves corresponding thereto, described short U-shaped
The distance distance of the long U-type groove away from plastic formwork panel of slot pitch plastic formwork panel is remote.
Preferably, the length of the long U-type groove is 50mm ~ 100mm；Discontinuity between two neighboring long U-type groove
Length is 3mm ~ 5mm；The length of the short U-type groove is 8mm ~ 13mm.
Preferably, several long U-type grooves are in same straight line and parallel with the bottom edge of frame；Several short U-type grooves are in same
One straight line and parallel with the bottom edge of frame.
Preferably, the groove depth of all long U-type grooves and length correspond to identical, the groove depth and length of all short U-type grooves
It corresponds to identical.
The second object of the present invention is to what is be achieved：A kind of encapsulating method of plastic formwork, includes the following steps：
A, the frame of plastic formwork closely panel side along above open several strips, section be U-shaped long U-type groove, in frame
Closely the side of panel opens up strip along the opposite position of the upper discontinuity between two neighboring long U-type groove, section is U-shaped
Short U-type groove, the length of the short U-type groove is more than the length of the discontinuity between two long U-type grooves corresponding thereto, described
Distance of the short U-type groove away from the plastic formwork panel distance of the long U-type groove away from plastic formwork panel is remote；
B, plastic formwork in several step a is subjected to spelling, the border side of adjacent two plastic formwork is along upper long U-type groove after spelling
Group is corresponded to forming seal chamber, meanwhile, the border side of adjacent two plastic formwork also corresponds to group along upper short U-type groove and is sealed to being formed
Chamber；
C, casting concrete is used in combination vibrating spear to vibrate；
D, the moisture in concrete is flowed at the gap of adjacent two plastic formwork and is formed full of long U-type groove and short U-type groove close
Seal intracavitary；
E, the water in seal chamber plays deceleration and hysteresis to the water flowed out from template gap, to reduce the loss of moisture,
Play sealing function.
In step d, the fluid in seal chamber is flowed into other than water, the laitance also in concrete；In step e, seal chamber
Interior water and laitance collective effect is to be slowed down and be stopped to the water flowed out from template gap, the final stream for reducing moisture
It loses, plays sealing function.
In step a, the length of the long U-type groove is 50mm ~ 100mm；Discontinuity between two neighboring long U-type groove
Length is 3mm ~ 5mm；The length of the short U-type groove is 8mm ~ 13mm.
In step a, several long U-type grooves are in same straight line and parallel with the bottom edge of frame；Several short U-type grooves are in same
One straight line and parallel with the bottom edge of frame.
In step a, the groove depth and length of all long U-type grooves correspond to identical, the groove depth and length of all short U-type grooves
It corresponds to identical.
The present invention in the side of the frame closely panel of plastic formwork along above opening up several long U-type grooves, border side along it is upper with
Several short U-type grooves are opened up at the corresponding position of discontinuity between adjacent two long U-type groove, in this way, by plastic formwork group match-place
After connecing, adjacent two plastic formwork frame side corresponds to group to forming seal chamber along upper long U-type groove, while short U-type groove also corresponds to group
To forming seal chamber.When follow-up casting concrete, in the pressure of concrete itself and under the action of vibrate, water is from template gap
Seal chamber is flowed into, the water full of seal chamber forms damming effect, to playing deceleration and sluggishness from the water of template gap high speed outflow
Effect, reduces the speed of water loss.Laitance in concrete can may be flowed into also in seal chamber, and laitance is same in seal chamber
Resistance effect can be played.In this way in seal chamber under the double action of water and laitance, you can overcome plastic formwork caused by hydrophobic
Quick sieve water effect the drawbacks of, play sealing effect.
The present invention in border side by, along the long U-type groove that several discontinuous interruption arrangements are arranged, utilizing hydrodynamics original
Reason, under the action of vertically vibrating power, the water flowed into long U-type groove remains able to be retained in slot, to play sealing function.
The setting of short U-type groove plays supplementary function to long U-type groove, when ensuring that the discontinuity between adjacent two long U-type groove sieves water still
It can be obstructed by the water in corresponding short U-type groove.
The present invention changes traditional Sealing Mode, then prevents the loss of moisture and mortar using to dredge.It is docking
When using the sealing structure between template, applicability is fine, and the U-type groove of sealing structure is easy to clean, and site operation is facilitated to make
With.
Description of the drawings
Fig. 1 is plastic formwork and the schematic diagram of sealing structure thereon in the present invention.
In figure：1, frame, 2, side edge, 3, long U-type groove, 4, short U-type groove.
Specific implementation mode
Embodiment 1, a kind of sealing structure of plastic formwork.
As shown in Figure 1, plastic formwork includes panel and the frame 1 that surrounding on the back of the panel is arranged, frame 1 has two circles
Opposite side edge, wherein a circle side is along 2 closely panels.
The side of the closely panel of frame 1 be provided with along 2 several strips, cross section be U-shaped long U-type groove 3, these length
The length direction of U-type groove 3 is along the side of frame 1 along 2 directions, and long U-type groove 3 is parallel with the bottom edge of frame 1, and long U-type groove 3 is formed not
Continuous discontinuous arrangement.The length of long U-type groove 3 is traditionally arranged to be 50mm ~ 100mm.When later stage concreting, vertically shaking
Under the action of smashing power, the moisture flowed into long U-type groove 3 can be retained in slot.If by the long of the length setting of long U-type groove 3,
Water will be flowed out because of dead weight, not have due sealing effect.
It is offered in the opposite position of discontinuity of the side of frame 1 along 2 between two neighboring long U-type groove 3 short U-shaped
Slot 4, it is U-shaped trough body structure that short U-type groove 4, which is similarly strip and section, and short U-type groove 4 is parallel with the bottom edge of frame 1.It is short U-shaped
The length of slot 4 is more than the length of the discontinuity between two long U-type grooves 3 corresponding thereto.Generally, adjacent two long U-type grooves 3 it
Between discontinuity length be 3mm ~ 5mm.If the length of the discontinuity between adjacent two long U-type groove 3 is too small, template
Misconnection deviation can make lower groove inner cavity penetrate through, to lose sealing effect.The length of short U-type groove 4 is set in the present embodiment
Between 8mm ~ 13mm, it is preferred that the length that short U-type groove 4 is arranged is 12mm.
In the present invention, all long U-type grooves 3 in the same side on 2 are on same straight line, and all long U-type grooves 3
Groove depth and length correspond to it is identical；All short U-type grooves 4 in the same side on 2 are also on same straight line, and all
The groove depth and length of short U-type groove 4 correspond to identical.
Longer 3 distance away from plastic formwork panel of U-type groove of distance of the short U-type groove 4 away from plastic formwork panel farther out, i.e.,：Long U
Panel of the type groove 3 closer to plastic formwork.
The present invention changes traditional Sealing Mode, then prevents the loss of moisture and mortar using dredging.By on side
Frame side is along opening up several discontinuous long U-type grooves 3, and when casting concrete, the water flowed into long U-type groove 3 forms damming effect, right
The water of template gap high speed outflow plays deceleration and sluggish effect, reduces the speed of water loss, realizes sealing effect.This hair
The bright middle short U-type groove 4 that is arranged is in order to which the discontinuity between adjacent long U-type groove 3 is supplemented, to ensure these discontinuities
Sieve water can also be obstructed by the water in short U-type groove 4.
Embodiment 2, a kind of encapsulating method of plastic formwork.
In conjunction with Fig. 1, the encapsulating method of plastic formwork provided by the present invention includes the following steps：
A, several strips are opened in the side of the closely panel of the frame of plastic formwork 1 along 2, section is U-shaped long U-type groove 3, on side
The opposite position of discontinuity of the side of the closely panel of frame 1 along 2 between two neighboring long U-type groove 3 opens up strip, section
For U-shaped short U-type groove 4, the length of short U-type groove 4 is more than the length of the discontinuity between two long U-type grooves 3 corresponding thereto,
Longer 3 distance away from plastic formwork panel of U-type groove of distance of the short U-type groove 4 away from plastic formwork panel is remote.
Embodiment 1 can be found in for the related introduction of long U-type groove 3 and short U-type groove 4.
B, plastic formwork in several step a is subjected to spelling, the border side of adjacent two plastic formwork is along upper long U after spelling
3 correspondence group of type groove to formed seal chamber, meanwhile, the border side of adjacent two plastic formwork also corresponds to group to shape along upper short U-type groove 4
At seal chamber.
C, casting concrete is used in combination vibrating spear to vibrate.
D, the moisture in concrete（May further include having laitance）It flows at the gap of adjacent two plastic formwork and is full of long U
In the seal chamber that type groove and short U-type groove are formed, moisture and laitance can form damming effect in seal chamber.
E, the water in seal chamber and laitance play the water flowed out from template gap the effect of deceleration and sluggishness, to reduce
The loss of moisture, plays sealing function.
The sealing structure and its encapsulating method of plastic formwork provided by the present invention mainly solve existing plastic formwork and are shaking
The serious problem of sieve water during smashing.Long U-type groove in the present invention be have certain length strip and section be U-shaped
Cavity, the cavity length are generally located on 50mm -100mm.U-shaped cavity is set and utilizes fluid mechanics principle, in the effect of vibrating
Under, the water full of cavity forms damming effect, to playing deceleration and hysteresis from the water of template gap high speed outflow, reduces water
Shunt the speed lost；Laitance, which flows into cavity, can equally play a dual role of resistance effect, under above-mentioned, overcome plastics because hating
The drawbacks of water effect is quickly sieved caused by water, plays sealing effect.
Claims (9)
1. a kind of sealing structure of plastic formwork, characterized in that if plastic formwork frame closely panel side along being above provided with
Dry strip, section are U-shaped long U-type groove, in the side of frame closely panel along the upper interruption between two neighboring long U-type groove
The opposite position in position offers strip, section is U-shaped short U-type groove, and the length of the short U-type groove is more than corresponding thereto
The length of discontinuity between two long U-type grooves, distance of the short U-type groove away from the plastic formwork panel long U-type groove
Distance away from plastic formwork panel is remote.
2. the sealing structure of plastic formwork according to claim 1, characterized in that the length of the long U-type groove be 50mm ~
100mm；The length of discontinuity between two neighboring long U-type groove is 3mm ~ 5mm；The length of the short U-type groove be 8mm ~
13mm。
3. the sealing structure of plastic formwork according to claim 1, characterized in that several long U-type grooves are in always
Line and parallel with the bottom edge of frame；Several short U-type grooves are in same straight line and parallel with the bottom edge of frame.
4. the sealing structure of plastic formwork according to claim 1, characterized in that the groove depth and length of all long U-type grooves
Degree corresponds to identical, and the groove depth and length of all short U-type grooves correspond to identical.
5. a kind of encapsulating method of plastic formwork, characterized in that include the following steps：
A, the frame of plastic formwork closely panel side along above open several strips, section be U-shaped long U-type groove, in frame
Closely the side of panel opens up strip along the opposite position of the upper discontinuity between two neighboring long U-type groove, section is U-shaped
Short U-type groove, the length of the short U-type groove is more than the length of the discontinuity between two long U-type grooves corresponding thereto, described
Distance of the short U-type groove away from the plastic formwork panel distance of the long U-type groove away from plastic formwork panel is remote；
B, plastic formwork in several step a is subjected to spelling, the border side of adjacent two plastic formwork is along upper long U-type groove after spelling
Group is corresponded to forming seal chamber, meanwhile, the border side of adjacent two plastic formwork also corresponds to group along upper short U-type groove and is sealed to being formed
Chamber；
C, casting concrete is used in combination vibrating spear to vibrate；
D, the moisture in concrete is flowed at the gap of adjacent two plastic formwork and is formed full of long U-type groove and short U-type groove close
Seal intracavitary；
E, the water in seal chamber plays deceleration and hysteresis to the water flowed out from template gap, to reduce the loss of moisture,
Play sealing function.
6. the encapsulating method of plastic formwork according to claim 5, characterized in that in step d, flow into the stream in seal chamber
Body is other than water, the laitance also in concrete；In step e, water and laitance collective effect in seal chamber are with to from template
The water of gap outflow is slowed down and is stopped, sealing function is played in the final loss for reducing moisture.
7. the encapsulating method of plastic formwork according to claim 5, characterized in that in step a, the length of the long U-type groove
Degree is 50mm ~ 100mm；The length of discontinuity between two neighboring long U-type groove is 3mm ~ 5mm；The length of the short U-type groove
For 8mm ~ 13mm.
8. the encapsulating method of plastic formwork according to claim 5, characterized in that in step a, several long U-type grooves are located
In same straight line and parallel with the bottom edge of frame；Several short U-type grooves are in same straight line and parallel with the bottom edge of frame.
9. the encapsulating method of plastic formwork according to claim 5, characterized in that in step a, the slot of all long U-type grooves
Depth and length correspond to identical, and the groove depth and length of all short U-type grooves correspond to identical.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039221.4A CN108798000A (en) | 2018-09-06 | 2018-09-06 | A kind of sealing structure and its encapsulating method of plastic formwork |
| CN201920339860.6U CN209874458U (en) | 2018-09-06 | 2019-03-18 | Plastic formwork with self-sealing structure |
| CN201910203125.7A CN109707150B (en) | 2018-09-06 | 2019-03-18 | Plastic template with self-sealing structure and sealing method of plastic template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039221.4A CN108798000A (en) | 2018-09-06 | 2018-09-06 | A kind of sealing structure and its encapsulating method of plastic formwork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108798000A true CN108798000A (en) | 2018-11-13 |
Family
ID=64081878
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811039221.4A Pending CN108798000A (en) | 2018-09-06 | 2018-09-06 | A kind of sealing structure and its encapsulating method of plastic formwork |
| CN201910203125.7A Active CN109707150B (en) | 2018-09-06 | 2019-03-18 | Plastic template with self-sealing structure and sealing method of plastic template |
| CN201920339860.6U Withdrawn - After Issue CN209874458U (en) | 2018-09-06 | 2019-03-18 | Plastic formwork with self-sealing structure |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910203125.7A Active CN109707150B (en) | 2018-09-06 | 2019-03-18 | Plastic template with self-sealing structure and sealing method of plastic template |
| CN201920339860.6U Withdrawn - After Issue CN209874458U (en) | 2018-09-06 | 2019-03-18 | Plastic formwork with self-sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN108798000A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585753A (en) * | 2021-09-29 | 2021-11-02 | 天津仝元材料科技有限公司 | Building shaping template non-right angle forming component and assembly component |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798000A (en) * | 2018-09-06 | 2018-11-13 | 河北润林新材料科技有限公司 | A kind of sealing structure and its encapsulating method of plastic formwork |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5537797A (en) * | 1993-11-22 | 1996-07-23 | The Salk Institute For Biological Studies | Modular concrete form system and method for constructing concrete walls |
| CN101906876A (en) * | 2009-06-05 | 2010-12-08 | 上海捷超脚手架有限公司 | Slurry leakage preventing seal device of building templates |
| CN103790284B (en) * | 2013-12-16 | 2018-11-16 | 清华大学建筑设计研究院有限公司 | A kind of three sides strip precast concrete wall with groove and preparation method thereof |
| CN204252524U (en) * | 2014-12-02 | 2015-04-08 | 芜湖鑫诚模塑科技有限公司 | A kind of plastic building template |
| CN104763138B (en) * | 2015-04-13 | 2016-09-07 | 河北润林新材料科技有限公司 | A kind of building template of anti-injection epitome |
| CN204590608U (en) * | 2015-04-13 | 2015-08-26 | 河北润林新材料科技有限公司 | A kind of sealing device of plastic formwork |
| CN205677244U (en) * | 2016-05-30 | 2016-11-09 | 中冶建工集团有限公司 | Template splicing ruggedized construction |
| CN108798000A (en) * | 2018-09-06 | 2018-11-13 | 河北润林新材料科技有限公司 | A kind of sealing structure and its encapsulating method of plastic formwork |
-
2018
- 2018-09-06 CN CN201811039221.4A patent/CN108798000A/en active Pending
-
2019
- 2019-03-18 CN CN201910203125.7A patent/CN109707150B/en active Active
- 2019-03-18 CN CN201920339860.6U patent/CN209874458U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585753A (en) * | 2021-09-29 | 2021-11-02 | 天津仝元材料科技有限公司 | Building shaping template non-right angle forming component and assembly component |
| CN113585753B (en) * | 2021-09-29 | 2022-01-18 | 天津仝元材料科技有限公司 | Building shaping template non-right angle forming component and assembly component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209874458U (en) | 2019-12-31 |
| CN109707150B (en) | 2023-06-02 |
| CN109707150A (en) | 2019-05-03 |
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Application publication date: 20181113 |