CN203347028U - Expansion joint structure for wall and capable of releasing pre-stress - Google Patents
Expansion joint structure for wall and capable of releasing pre-stress Download PDFInfo
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- CN203347028U CN203347028U CN 201320304152 CN201320304152U CN203347028U CN 203347028 U CN203347028 U CN 203347028U CN 201320304152 CN201320304152 CN 201320304152 CN 201320304152 U CN201320304152 U CN 201320304152U CN 203347028 U CN203347028 U CN 203347028U
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- wall
- wallboard
- wall plate
- expansion joint
- stress
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Abstract
The utility model relates to the field of construction materials and techniques and specifically relates to an expansion joint structure for a wall and capable of releasing pre-stress. During a process that the wall is constructed by a wall plate, a wall plate with the expansion joint and capable of releasing pre-stress is added. The expansion joint structure of the wall and capable of releasing pre-stress comprises wall plate prefabricated parts and contractible material and is characterized in that one side of each wall plate prefabricated part is provided with the expansion joint; a positioning groove is arranged on the expansion joint; the contractible material is mounted in the positioning groove; two groups of the wall plate prefabricated parts are joined together to form the wall plate; and each group of the prefabricated part is provided with positioning screws and fixing plates. The problem of expansion joint water leakage is solved when the wall plate with the expansion joint and capable of releasing pre-stress is arranged and the wall plate is used to test water resistance during factory manufacture, expansion caused by thermal expansion and thermal contraction of the wall plate is limited within the expansion of factory manufacture.
Description
Technical field
The utility model relates to building material technical field, refers in particular to a kind of body of wall with discharging the prestressing force expanded joint structure.
Background technology
Construction wall is built by traditional use common brick and various building block usually, if build body of wall with wallboard, just can realize modular construction.
Modular construction method is compared with traditional materials for wall; have save man-hour, increase shock resistance of the building, increase the building practical area, the body of wall two sides is without plaster or hang iron net plaster (plaster refers to plaster; refer to the surface layer at building by lime mortar, composite mortar, cement mortar, poly-and thing cement mortar etc.; make smooth paving or the upper putty of fan ash be convenient to of building surface; also play the effects such as protection body of wall or post and waterproof and heat-insulating, sound insulation) simultaneously; and directly paint or directly paste ceramics, save material, energy-conserving and environment-protective, saving cost etc.
Because the economic and social benefit tool is large, before 20 years, the guiding of this direction has been made by relevant departments of government to industry.Along with the raising of materials for wall production technology, the use of wallboard is now progressively promoted.But the difficult problem on puzzlement building circle always now, be exactly that the shrinkage joint that causes because of expanding with heat and contract with cold of exterior wall leaks, and the development do not had because of the building block construction is not well solved.The framework of building can expand with heat and contract with cold, no matter the body of wall which kind of material builds up can expand with heat and contract with cold equally, its shrinkage factor is about 8/1000ths, but how many shrinkage factors between bi-material understands some difference.Even if framework and wall, used same material, its contraction is also inhomogeneous, especially the difference maximum of place, ground and roof.This shrinkage joint caused by the intrinsic physical characteristic of material, the people is for being indeterminable.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, and provides a kind of body of wall with discharging the prestressing force expanded joint structure, and the utility model has been studied the wallboard shrinkage character, and the shrinkage joint that not allowing expands with heat and contract with cold causes is used function to exert an influence to building.The modularization body of wall forms in abutting connection with installing by the polylith wallboard is vertical, the utility model is the exterior wall select location by forming at the polylith wallboard, install one to several piece in plant produced with through waterproof test, and there is the wallboard that can discharge the prestressing force shrinkage joint, allow flexible that expanding with heat and contract with cold of body of wall cause, be limited on plant-manufactured stretching and carry out, just can solve the problem that shrinkage joint leaks.
For achieving the above object, the utility model adopts following technical scheme, using wallboard construction body of wall, increase and use a kind of wallboard that discharges the prestressing force shrinkage joint, it comprises wallboard prefabricated units, shrink-down material, it is characterized in that: a side of wallboard prefabricated units is provided with shrinkage joint, the place, shrinkage joint is provided with locating slot, be provided with shrink-down material in locating slot, two groups of wallboard prefabricated units formation wallboard that mutually is stitched together, the wallboard prefabricated units are provided with set screw, fixed head.
Described locating slot, shrink-down material are one or more.
Described shrink-down material is elastomeric material.
Both sides, described shrinkage joint can be the structural member of the materials such as cement prefab, metal.
The utility model beneficial effect is: flexible wallboard is provided with shrinkage joint, common wallboard and the flexible wallboard formation body of wall that mutually is stitched together.Because there is elastic expansion joint in body of wall, it is flexible that body of wall causes because expanding with heat and contract with cold, and just can be limited on plant-manufactured stretching and carry out, thereby solve the problem that wall expansion joint leaks.
the accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is sectional view of the present utility model.
Fig. 3 is the structural representation of another state of the utility model.
Fig. 4 is the sectional view of another state of the utility model.
Fig. 5 is the utility model embodiment structural representation.
the specific embodiment:
See shown in Fig. 1 to 5: the utility model for achieving the above object, the utility model adopts following technical scheme, using wallboard construction body of wall, increase and use a kind of wallboard that discharges the prestressing force shrinkage joint, it comprises wallboard prefabricated units 1, shrink-down material 3, it is characterized in that: a side of wallboard prefabricated units 1 is provided with shrinkage joint 4,4 places, shrinkage joint are provided with locating slot 2, be provided with shrink-down material 3 in locating slot 2, two groups of wallboard prefabricated units 1 formation wallboard that mutually is stitched together, wallboard prefabricated units 1 are provided with set screw 5, fixed head 6.
It is characterized in that: described locating slot 2, shrink-down material 3 are one or more.
It is characterized in that: described shrink-down material 3 is elastomeric material.
It is characterized in that: 4 both sides, described shrinkage joint can be the structural member of the materials such as cement prefab, metal.
Produce and using method as follows: with forcing press by after two flexible wall plate members 1, elastomeric material 3 compression set, by set screw 5, fixed head 6, two blocks of wallboard prefabricated units 1 are pinned, after the mutual compression of elastomeric material 3 be provided with in locating slot 2 can not be opened again, the wallboard that will be comprised of two blocks of wallboard prefabricated units 1 and prestressing force shrinkage joint 4 takes off from forcing press.Can discharge prestressing force shrinkage joint wallboard when body of wall is installed installs together with common wallboard, after the gap-filling cement between whole various wallboards is solid, the screw 5 that can discharge the pinning in the wallboard of prestressing force shrinkage joint is pulled down, now the prestressing force of shrink-down material 3 discharges to whole body of wall, makes whole body of wall have elastic pressure.
The utility model design principle: production can discharge the wallboard at prestressing force shrinkage joint, can be by common wallboard be vertically separated to two halves, make respectively locating slot 2 in two half block wallboard incision, in two half block wallboard incision, add one to several shrinkages preferably shrink-down material 3(such as rubber strip), then by two half block wallboards again altogether, and synthetic wallboard outside applies predetermined design pressure at two half block wallboards, make shrink-down material 3(rubber strip) by compression, but still maintain the compressible space between the two half block wallboards of several millimeters.Pressure now is exactly the prestressing force at shrinkage joint 4, in the situation that keep prestressing force not change, we pin two half block wallboards by set screw 5, fixed head 6, to keep the crack between two half block wallboards constant.After completing, just the wallboard be comprised of two half block wallboards and prestressing force shrinkage joint 4 can be taken off from forcing press.While installing at the scene, this wallboard can be regarded common wallboard as and installs together with other wallboard, but install and after whole gap-filling cements between wallboards is solid at whole body of wall, we need to remove the screw 5 pinned between two half block wallboards, now shrink-down material 3(rubber strip) precompression will discharge to whole body of wall.In the building use procedure, expanding with heat and contract with cold of body of wall will change into shrink-down material 3(rubber strip) variation of pressurized size, this pressure cause flexible all the time can Wall body drain water.Fill and lead up for these shrinkage joint 4 available weather-resistant glue in outside attractive in appearance, also can be stained with again a glass fabric sealing.
Not necessarily a complete wallboard will be separated to two halves while in fact producing the wallboard can discharge prestressing force shrinkage joint 4,4 both sides, shrinkage joint can be difform cement prefabs, or adopt the structural member of other material such as metal., except vertical installation, also can horizontal cross install at shrinkage joint.Shrinkage joint can make separately and be installed in brick or block structure or water mud wall.
The above is only preferred embodiment of the present utility model, and the equivalence of doing according to the described structure of the utility model patent claim, feature and principle therefore all changes or modifies, and is included in the utility model patent claim.
Claims (4)
1. a body of wall is with discharging the prestressing force expanded joint structure, it comprises wallboard prefabricated units (1), shrink-down material (3), it is characterized in that: a side of wallboard prefabricated units (1) is provided with shrinkage joint (4), locating slot (2) is located to be provided with in shrinkage joint (4), be provided with shrink-down material (3) in locating slot (2), two groups of wallboard prefabricated units (1) formation wallboard that mutually is stitched together, wallboard prefabricated units (1) are provided with set screw (5), fixed head (6).
2. a kind of body of wall according to claim 1, with discharging the prestressing force expanded joint structure, is characterized in that: described locating slot (2), shrink-down material (3) are one or more.
3. a kind of body of wall according to claim 1, with discharging the prestressing force expanded joint structure, is characterized in that: described shrink-down material (3) is elastomeric material.
4. a kind of body of wall according to claim 1, with discharging the prestressing force expanded joint structure, is characterized in that: both sides, described shrinkage joint (4) can be any one in the structural member of cement prefab, metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320304152 CN203347028U (en) | 2013-05-29 | 2013-05-29 | Expansion joint structure for wall and capable of releasing pre-stress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320304152 CN203347028U (en) | 2013-05-29 | 2013-05-29 | Expansion joint structure for wall and capable of releasing pre-stress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203347028U true CN203347028U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320304152 Expired - Fee Related CN203347028U (en) | 2013-05-29 | 2013-05-29 | Expansion joint structure for wall and capable of releasing pre-stress |
Country Status (1)
| Country | Link |
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| CN (1) | CN203347028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103255843A (en) * | 2013-05-29 | 2013-08-21 | 东莞市利鹏建材有限公司 | Expansion joint structure used for wall body and capable of releasing prestress |
| CN107237233A (en) * | 2017-08-07 | 2017-10-10 | 张家港市兴鸿达基础有限公司 | Anti- expansion prefabricated components |
-
2013
- 2013-05-29 CN CN 201320304152 patent/CN203347028U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103255843A (en) * | 2013-05-29 | 2013-08-21 | 东莞市利鹏建材有限公司 | Expansion joint structure used for wall body and capable of releasing prestress |
| CN107237233A (en) * | 2017-08-07 | 2017-10-10 | 张家港市兴鸿达基础有限公司 | Anti- expansion prefabricated components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20200529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |