CN205917991U - Fixed grout sleeve - Google Patents
Fixed grout sleeve Download PDFInfo
- Publication number
- CN205917991U CN205917991U CN201620814765.3U CN201620814765U CN205917991U CN 205917991 U CN205917991 U CN 205917991U CN 201620814765 U CN201620814765 U CN 201620814765U CN 205917991 U CN205917991 U CN 205917991U
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- grout sleeve
- prefabricated components
- fixed
- fixed grout
- reinforcing bar
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Abstract
The utility model discloses a fixed grout sleeve relates to construction technical field, and the production space makes steel bar connecting joint not reach the problem that the design strength required to traditional fixed grout sleeve grout is insufficient. This grout sleeve includes cavity cylindricality barrel, and its wall is divided into fixed connection's thread end and full section trompil end along the longitudinal axis, and the screw pot head is located two reinforcing bars of the prefabricated component outside and is connected and forms node no. 1, and the prefabricated component reinforcing bar outside is located to the trompil pot head, and prefabricated component's no. 1 reinforcing bar and node no. 1 form steel bar connecting joint, and watering grout material makes prefabricated component no. 1 and prefabricated component no. 2 become one.
Description
Technical field
This utility model is related to technical field of building construction, particularly to a kind of fixed grout sleeve.
Background technology
Prefabrication is widelyd popularize in China as building industry green emerging field in recent years.Prefabricated assembled mixed
Xtah Crude Clay structure system refers to component using prefabrication in assemble in site, and the cast-in-place structural system of bound fraction.In advance
Assembly concrete building processed has factory operation degree height, and site operation is convenient, and short time limit, project progress are fast, and scene is dirty
The advantages of dye is few.In recent years, ultra-high performance concrete (abbreviation uhpc) receives significant attention and widelys popularize.Uhpc is a kind of super
High intensity, high-durability, the special engineered material of high tenacity, using the high feature of its intensity, it is possible to achieve reduce structural elements
Size, reduces the purpose of concrete usage amount.But traditional fixed grout sleeve in grouting easily grouting insufficient and
Produce space, make steel bar connecting joints not reach design requirement intensity, affect construction quality.Fig. 1 is the knot of conventional grout sleeve
Structure schematic diagram.Wherein, 1- first reinforcing bar, 2- second reinforcing bar, 3- stock inlet, 4- grout outlet, 5- foundry goods grout sleeve.Therefore, exist
In prefabricated assembled concrete structural system, when bar connecting is carried out as grouting material grouting using ultra-high performance concrete,
How to provide that a kind of low cost, intensity are high, be easy to construct and with is connected the fixed grout sleeve that reinforcing bar is fixedly connected, be
The technical problem of skilled person's urgent need to resolve.
Utility model content
Easily it is in the milk in grouting insufficient for traditional fixed grout sleeve and produces space, make bar connecting section
Point does not reach design requirement intensity, the problem of impact construction quality, and the purpose of this utility model is to provide a kind of low cost, intensity
The fixed grout sleeve for steel bar connecting joints grouting that is high, being easy to construction.
This utility model solves its technical problem and be the technical scheme is that
A kind of fixed grout sleeve, for the connection of adjacent prefabricated components one and prefabricated components two, described fixed
Grout sleeve includes a hollow cylindrical cylinder, and the barrel of described fixed grout sleeve is longitudinally divided into two being fixedly connected
Part, a part is the end of thread, and another part is tunneling boring perforate end, and the end of thread of fixed grout sleeve is sheathed on prefabricated structure
Outside the reinforcing bar of part two, the two is mechanically connected and forms node one, and the tunneling boring perforate end of fixed grout sleeve is sheathed on prefabricated
Outside the reinforcing bar of component one, and the reinforcing bar of prefabricated components one and described node one are overlapped in described fixed grout sleeve
Form steel bar connecting joints, grouting material pouring steel bar connecting joints make described prefabricated components one and prefabricated components two be connected to become
One entirety.
Further, the length at described fixed grout sleeve perforate end is more than or equal to the length of described steel bar connecting joints
Degree.
Further, the internal diameter 5mm～10mm bigger than the external diameter of described node one of described fixed grout sleeve.
Further, described fixed grout sleeve opens up fixation by foundry goods grout sleeve one end barrel according to constant spacing
Aperture is made.
Further, described constant spacing is 1.5cm～2cm.
Further, described constant aperture is 1cm.
What this utility model was beneficial has the technical effect that fixed grout sleeve of the present utility model, including hollow posts
Shape cylinder, the barrel of fixed grout sleeve is longitudinally divided into the two parts being fixedly connected, and a part is the end of thread, another
Part is tunneling boring perforate end, and the end of thread of fixed grout sleeve is sheathed on outside the reinforcing bar of prefabricated components two, the two machinery
Connect and form node one, the tunneling boring perforate end of fixed grout sleeve is sheathed on outside the reinforcing bar of prefabricated components one, and make
The reinforcing bar of prefabricated components one and node one are overlapped in fixed grout sleeve and form steel bar connecting joints, and grouting material waters reinforcing bar
Connecting node makes prefabricated components one and prefabricated components two be connected to become an entirety.That is, using fixed grouting set
The end of thread of cylinder first forms node with the steel concrete supporting of prefabricated components two and is sheathed on admittedly the reinforcing bar of prefabricated components one in the lump
The tunneling boring perforate end of fixed pattern grout sleeve forms steel bar connecting joints, then sets up template, then to whole steel bar connecting joints
Overall pouring grouting material is so that prefabricated components one and prefabricated components two form an entirety.Fixing in this utility model embodiment
The perforate end of formula grout sleeve is designed for tunneling boring perforating, i.e. lateral wall all companies of offering at fixed grout sleeve perforate end
Continuous or discontinuous hole, so enables to grouting material and is directed through fixed grout sleeve perforate end without pulp inlet
On hole to the node one within fixed grout sleeve and steel bar connecting joints grouting cast it is ensured that concrete cast
Density and adequacy.Certainly, reach form removal after design requirement after grouting material so that the reinforcing bar of prefabricated components one and
The end of thread of the reinforcing bar of prefabricated components two and fixed grout sleeve and perforate end form one in the presence of grouting material and surpass
High-strength RC frame joints, thus complete prefabricated components one and the connection of prefabricated components two.The user of this fixed grout sleeve
Method is easy, has preferably promotional value.
Brief description
Fig. 1 is the structural representation of conventional fixed-type grout sleeve；
Fig. 2 is the structural representation of fixed grout sleeve in this utility model one embodiment；
Fig. 3 is the a-a sectional view of Fig. 2；
Fig. 4 is the scheme of installation of fixed grout sleeve in this utility model one embodiment；
Fig. 5 is the signal of fixed grout sleeve and ultra-high performance concrete connecting node in this utility model one embodiment
Figure.
In figure:
1- first reinforcing bar；2- second reinforcing bar；3- stock inlet；4- grout outlet, the fixed grout sleeve of 5- foundry goods；10- is prefabricated
Component one, the reinforcing bar of 11- prefabricated components one, 12- groove；20- prefabricated components two, the reinforcing bar of 21- prefabricated components two；30- fixes
Formula grout sleeve；40- template；50- dustpan mouth.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to the utility model proposes a kind of fixed grout sleeve make further
Describe in detail.According to description below, advantages and features of the present utility model will become apparent from.Below will be by cited embodiment
In conjunction with accompanying drawing, describe technology contents of the present utility model and feature in detail.Need in addition illustrate, accompanying drawing all using simplifying very much
Form and all using non-accurately ratio, only in order to purpose that is convenient, lucidly aiding in illustrating this utility model embodiment.For
Narration is convenient, described below " on ", D score consistent with accompanying drawing upper and lower direction, but this can not become this utility model
The restriction of technical scheme.
Embodiment one
Describe the structure composition of fixed grout sleeve of the present utility model referring to figs. 2 to Fig. 5 in detail.
A kind of fixed grout sleeve, for the connection of adjacent prefabricated components 1 and prefabricated components 2 20, fixed
Grout sleeve 30 includes a hollow cylindrical cylinder, and the barrel of fixed grout sleeve 30 is longitudinally divided into two being fixedly connected
Part, a part is the end of thread, and another part is tunneling boring perforate end, is covered with perforate on the barrel of another part, fixed
The end of thread of grout sleeve is sheathed on outside the reinforcing bar 21 of prefabricated components two, and the two is mechanically connected and forms node one, fixed filling
The tunneling boring perforate end of slurry sleeve is sheathed on outside the reinforcing bar 11 of prefabricated components one, and makes reinforcing bar 11 and the section of prefabricated components one
Point one is overlapped in fixed grout sleeve and forms steel bar connecting joints, and grouting material pouring steel bar connecting joints make prefabricated components
1 and prefabricated components 2 20 be connected to become an entirety.
Specifically, in prefabrication construction, prefabricated components are taken by the reinforcing bar each reserved each other
Connect and pour into a mould grouting material concrete in succession and form stable connection, thus forming overall structure.In this utility model embodiment
In, grouting material is ultra-high performance concrete.The end of thread first reinforcing bar 21 with prefabricated components two using fixed grout sleeve 30
It is mechanically connected and form the perforate end formation bar connecting that the reinforcing bar 11 of prefabricated components one is sheathed on grout sleeve 30 by node in the lump
Node, then sets up template 40, more integrally waters grouting material to whole steel bar connecting joints so that prefabricated components 1 and prefabricated
Component 2 20 forms an entirety.In this utility model embodiment, the perforate end of fixed grout sleeve 30 is tunneling boring perforating
Design, that is, the lateral wall at fixed grout sleeve 30 perforate end all offers hole continuously or discontinuously, so can make
Grouting material is directed through hole on fixed grout sleeve 30 within fixed grout sleeve 30 without pulp inlet
Node one and steel bar connecting joints grouting cast it is ensured that concrete cast density and adequacy.Certainly, treat that grouting material reaches
The form removal 40 to after design requirement, so that the reinforcing bar 21 of the reinforcing bar 11 of prefabricated components one and prefabricated components two and fixation
The end of thread of formula grout sleeve 30 and perforate end form a super high strength concrete node, thus completing in the presence of grouting material
Prefabricated components 1 and the connection of prefabricated components 2 20.
It is preferred that in order to ensure the adequacy being in the milk so that the fully wrapped around reinforcing bar in perforate end of fixed grout sleeve 30
Connecting node, the length at fixed grout sleeve 30 perforate end is more than or equal to the length of steel bar connecting joints.
Especially, the internal diameter 5mm～10mm bigger than the maximum outside diameter of node one of fixed grout sleeve 30, such that it is able to fill
Point grouting is it is ensured that connectivity robustness after the grouting of whole steel bar connecting joints is so that prefabricated components 1 and prefabricated components 2 20
Form a complete entirety.
Certainly, in order to draw materials conveniently, fixed grout sleeve 30 can be made by common foundry goods grout sleeve.Also
It is to say, by opening up constant aperture in fixed grout sleeve 30 one end barrel (tunneling boring perforate end) according to constant spacing
Form the fixed grout sleeve of this utility model embodiment.For example, in order to easy to make, save and make man-hour, can be general
Logical foundry goods grout sleeve one end barrel with constant spacing as 1.5cm～2cm opens up the hole as 1cm for the constant aperture.
Please continue to refer to Fig. 2 to Fig. 5, in another embodiment of the present utility model, there is provided fixed grout sleeve
Using method.
A kind of using method of fixed grout sleeve comprises the steps:
First, provide some fixed grout sleeves 30 standby, the end of thread of fixed grout sleeve is sheathed on prefabricated structure
Outside the reinforcing bar 21 of part two, the two is mechanically connected and forms node one, and node one is located at the reserved groove 12 of prefabricated components one, with
When the tunneling boring perforate end of fixed grout sleeve is sheathed on outside the reinforcing bar 11 of prefabricated components one, and make prefabricated components one
Reinforcing bar 11 be overlapped in fixed grout sleeve 30 with node one and form steel bar connecting joints.
2nd, around steel bar connecting joints installation form 40, and reserved dustpan mouth 50.
3rd, steel bar connecting joints are poured into a mould by dustpan mouth 50 using grouting material, grouting material is through fixed simultaneously
The hole of grout sleeve 30 enters the cladding of the complete paired node of inwall one and steel bar connecting joints.
4th, form removal 40 after design strength requirement are reached after grouting material.
Further, in order to improve the intensity of steel bar connecting joints, and prefabricated components 1 and prefabricated components 2 20 are reduced
The size of connecting node, reduces the usage amount of the grouting material concrete for pouring into a mould node, and grouting material is ultra-high performance concrete
I.e. uhpc.
In sum, fixed grout sleeve of the present utility model, using fixed grout sleeve 30 the end of thread first with
The reinforcing bar 21 of prefabricated components two is mechanically connected formation node and in the lump the reinforcing bar 11 of prefabricated components one is sheathed on grout sleeve 30
Perforate end formed steel bar connecting joints, then set up template 40, more integrally grouting material is watered to whole steel bar connecting joints so that
Prefabricated components 1 and prefabricated components 2 20 form an entirety.In this utility model embodiment, fixed grout sleeve 30 opens
Nose end designs for tunneling boring perforating, and that is, the lateral wall at fixed grout sleeve 30 perforate end all offers continuously or discontinuously
Hole, so enable to hole that grouting material is directed through on fixed grout sleeve 30 without pulp inlet to fixed
Node one within grout sleeve 30 and steel bar connecting joints grouting cast are it is ensured that the density of concrete cast and fully
Property.Certainly, form removal 40 after design requirement are reached after grouting material, so that the reinforcing bar 11 of prefabricated components one and prefabricated components
It is strong that two reinforcing bar 21 and the end of thread of fixed grout sleeve 30 and perforate end form a superelevation in the presence of grouting material
Concrete joint, thus complete prefabricated components 1 and the connection of prefabricated components 2 20.The user of this fixed grout sleeve
Method is easy, has preferably promotional value.
Foregoing description is only the description to this utility model preferred embodiment, not any limit to this utility model scope
Fixed, any change that the those of ordinary skill in this utility model field does according to the disclosure above content, modification, belonging to right will
Seek the protection domain of book.
Claims (6)
1. a kind of fixed grout sleeve, the connection for adjacent prefabricated components one and prefabricated components two is it is characterised in that institute
State fixed grout sleeve and include a hollow cylindrical cylinder, the barrel of described fixed grout sleeve is longitudinally divided into fixation
The two parts connecting, a part is the end of thread, and another part is tunneling boring perforate end, and the end of thread of fixed grout sleeve is sheathed
Outside the reinforcing bar of prefabricated components two, the two is mechanically connected and forms node one, the tunneling boring perforate end set of fixed grout sleeve
Outside the reinforcing bar of prefabricated components one, and the reinforcing bar of prefabricated components one and described node one is made to be overlapped in described fixed filling
Form steel bar connecting joints, grouting material pouring steel bar connecting joints make described prefabricated components one and prefabricated components two in slurry sleeve
It is connected to become an entirety.
2. fixed grout sleeve according to claim 1 is it is characterised in that described fixed grout sleeve perforate end
Length is more than or equal to the length of described steel bar connecting joints.
3. fixed grout sleeve according to claim 1 is it is characterised in that the internal diameter ratio of described fixed grout sleeve
Big 5mm～the 10mm of external diameter of described node one.
4. fixed grout sleeve according to claim 1 is it is characterised in that described fixed grout sleeve is filled by foundry goods
Slurry sleeve one end barrel opens up constant aperture according to constant spacing and is made.
5. fixed grout sleeve according to claim 4 is it is characterised in that described constant spacing is 1.5cm～2cm.
6. fixed grout sleeve according to claim 4 is it is characterised in that described constant aperture is 1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620814765.3U CN205917991U (en) | 2016-07-29 | 2016-07-29 | Fixed grout sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620814765.3U CN205917991U (en) | 2016-07-29 | 2016-07-29 | Fixed grout sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205917991U true CN205917991U (en) | 2017-02-01 |
Family
ID=57873169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620814765.3U Active CN205917991U (en) | 2016-07-29 | 2016-07-29 | Fixed grout sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205917991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088482A (en) * | 2016-07-29 | 2016-11-09 | 上海建工二建集团有限公司 | A kind of fixed grout sleeve and using method |
-
2016
- 2016-07-29 CN CN201620814765.3U patent/CN205917991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106088482A (en) * | 2016-07-29 | 2016-11-09 | 上海建工二建集团有限公司 | A kind of fixed grout sleeve and using method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |