CN109339345A - A kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar - Google Patents
A kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar Download PDFInfo
- Publication number
- CN109339345A CN109339345A CN201811363846.6A CN201811363846A CN109339345A CN 109339345 A CN109339345 A CN 109339345A CN 201811363846 A CN201811363846 A CN 201811363846A CN 109339345 A CN109339345 A CN 109339345A
- Authority
- CN
- China
- Prior art keywords
- reinforcing bar
- sleeve
- connection
- reinforced concrete
- card slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 90
- 239000011440 grout Substances 0.000 title claims abstract description 24
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 abstract description 8
- 239000004567 concrete Substances 0.000 abstract description 3
- 230000010412 perfusion Effects 0.000 abstract description 3
- 229920002472 Starch Polymers 0.000 abstract description 2
- 235000019698 starch Nutrition 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/18—Spacers of metal or substantially of metal
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The present invention provides a kind of non-grout sleeves for the connection of prefabricated reinforced concrete pendant reinforcing bar, the first reinforcing bar and the second reinforcing bar with helicitic texture in need to connect is set between the pendant, the second opening that the sleeve is provided with the first opening connecting with first reinforcing bar and connect with second reinforcing bar, an anchor block is connected in first opening in the sleeve, it is equipped with hole and card slot at the anchor block center, has a nut for being only capable of moving in card slot at the card slot；First reinforcing bar screws in the nut after passing through first opening, described hole.By nut and anchor block, so that reinforcing bar is connected with connection sleeve, so that two reinforcing bars are connected, and whole process does not all need the concrete perfusion into sleeve and starches, it is only necessary to a spanner.The design of hole and card slot, by position of the adjusting nut on card slot, so that two reinforcing bars that two shaft core positions are not exclusively overlapped can also connect.
Description
Technical field
The present invention relates to a kind of interconnection techniques, refer in particular to a kind of for the non-of prefabricated reinforced concrete pendant reinforcing bar connection
Grout sleeve.
Background technique
The reinforcing bar of precast reinforced concrete structure be connected with overlap joint connection, slurry anchor connection, welding, cold extrusion sleeve connection,
A variety of reinforcing bar connection types such as taper thread connection, straight screw connection.
Taper thread connection is will to be realized to be mechanically connected with taper thread sleeve after the tapered screw thread of reinforcing steel bar rib-stripping end vehicle.Straight spiral shell
Line connection is to be connected reinforcing bar with special straight screw sleeve after being directly rolled into common straight thread after reinforcing steel bar rib-stripping.It is existing
Only need to be reliable and stable with torque spanner service speed fast joint quality, but require preburied component there can be no deviations, and show
It is difficult to realize preburied component in real and deviation does not occur.
Grout sleeve connection is that injection is matched dedicated high-strength fast firmly without receipts after being inserted into reinforcing bar in special reinforced bar sleeve
Contracting grouting material generates after its hardening coheres interlocking realization reinforcing bar connection.Grout sleeve connector has easy to operate, performance
Reliably, the advantages that applicability is wide, simple installation, and PC member reinforcing steel bar misalignment of axe error can be coordinated by grouting, have
The unrivaled advantage of other reinforcing bar types of attachment is largely widely used in the connection of PC member reinforcing steel bar.But grout sleeve connects
Be easy to appear part grout sleeve grouting material is full, grouting joint process examine it is unqualified and other issues.
Summary of the invention
The technical problems to be solved by the present invention are: by the axis on prefabricated reinforced concrete pendant by way of non-grouting
Heart position two reinforcing bars devious connect.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: one kind is hung for prefabricated reinforced concrete
The first reinforcing bar with helicitic texture in need to connect and the are arranged between the pendant for the non-grout sleeve of part reinforcing bar connection
Two reinforcing bars, the sleeve are provided with first connect with first reinforcing bar is open and connect with second reinforcing bar second and open
Mouthful, it is connected to an anchor block in first opening in the sleeve, is equipped with hole and card slot, the card slot at the anchor block center
There is a nut for being only capable of moving in card slot at place；Described in first reinforcing bar screws in after first opening, described hole
In nut.
The beneficial effects of the present invention are: by nut and anchor block, so that reinforcing bar is connected with connection sleeve, so that two
Reinforcing bar is connected, and whole process does not all need the concrete perfusion into sleeve and starches, it is only necessary to a spanner.Hole and card slot
Design, by position of the adjusting nut on card slot, so that two reinforcing bars that two shaft core positions are not exclusively overlapped can also connect
Come.
Detailed description of the invention
Specific structure of the invention is described in detail with reference to the accompanying drawing
Fig. 1 crosses central axes for a kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar of the invention
Sectional view.
Fig. 2 is a kind of the first opening of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar of the invention
The top view at end.
Fig. 3 is a kind of the second opening of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar of the invention
The top view at end.
Fig. 4 is that a kind of another kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar of the invention is real
Apply the sectional view for crossing central axes of example.
Wherein, 1- sleeve, the first open end 2-, the second open end 3-, the first reinforcing bar of 4-, the second reinforcing bar of 5-, 6- anchor block, 7-
Nut, 8- is prominent, 9- cylinder, 10- helicitic texture, 11- hole.
Specific embodiment
Make steel the most critical design of the present invention is: the nut in anchor block card slot is screwed on reinforcing bar using spanner
Muscle is connected with sleeve.
In order to describe the technical content, the structural feature, the achieved object and the effect of this invention in detail, below in conjunction with embodiment
And attached drawing is cooperated to be explained in detail.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of non-grouting set for the connection of prefabricated reinforced concrete pendant reinforcing bar
Tin, the first reinforcing bar and the second reinforcing bar with helicitic texture in need to connect, the sleeve setting are set between the pendant
The second opening for having first connect with first reinforcing bar to be open and connect with second reinforcing bar, the sleeve are interior described
First opening is connected to an anchor block, and hole and card slot are equipped at the anchor block center, has one to be only capable of in card slot at the card slot
Mobile nut；First reinforcing bar screws in the nut after passing through first opening, described hole.Pass through nut and anchor
Block, so that reinforcing bar is connected with connection sleeve, so that two reinforcing bars are connected, and whole process is not all needed to be perfused into sleeve and be mixed
Solidifying soil paste a, it is only necessary to spanner.The design of hole and card slot, by position of the adjusting nut on card slot, so that two
Two reinforcing bars that shaft core position is not exclusively overlapped can also connect.
Further, an inner and outer wall is arranged in the second opening in the sleeve has helicitic texture and screw thread side
To opposite cylinder, second reinforcing bar is connected by screwing in the cylinder with second opening.Anchor block and nut enter
Before in sleeve, need then to enter by second opening again outside sleeve first by the card slot of nut loading anchor block
In sleeve, so introducing a cylinder, while enabling sleeve to be completely embedded by cylinder and the second reinforcing bar, anchor convenient for loading and unloading
Block and nut.Further, since the diameter of second opening is greater than the diameter of the second reinforcing bar, convenient wrench is open from described second
Place enters sleeve inner and carries out turning operation to nut.
Further, the interior bore of first opening becomes larger from outside to inside, shaped like funnel；The anchor block outer wheels
Profile such as circular cone.It is combined with each other by circular cone and funnel shaped, anchor block can not leave sleeve from first opening, due to nut
It is connect with first reinforcing bar, i.e., so that first reinforcing bar and the sleeve connection.
Further, described hole is the cylindrical cavities that bottom surface is in oblong, and the card slot is in rectangle, first reinforcing bar
Eccentric in described hole it can move and the nut is driven to move in the card slot.Even if first reinforcing bar and the second steel
The central axes of muscle do not overlap, and no matter the central axes of two reinforcing bars with the deviation of which kind of direction, are designed using slotted hole so that the
The first reinforcing bar can deviate the central axes of anchor block when one reinforcing bar is connect with anchor block, if adjust offset anchor block central axes amplitude and
Direction guarantees that anchor block center line is overlapped with the central axes of second reinforcing bar, sleeve can be enable to be further advanced by the circle
Cylinder connects two reinforcing bars.The card slot of rectangle, so that nut can only be moved back and forth along card slot direction, without along any
It disorderly shakes in direction.
Further, the gasket for fixing first reinforcing bar is provided at described hole.Confirm nut on anchor block
Specific location after, gasket is filled in hole and fixes the first reinforcing bar, prevents position of the nut in card slot from moving.
Further, the anchor block with respect to the other end of one end of hole be additionally provided with two strips for preventing spiral shell
Mother falls off the protrusion of the card slot.Design outstanding, so that nut can not be detached from anchor block after nut and anchor block are packed into sleeve,
It is not between anchor block and nut due to the phenomenon that relative displacement occur and gasket is caused to fall off.
Further, first reinforcing bar and the second bar diameter are d, and described hole bottom surface oblong length is L, width
For W, wherein d+2mm≤L≤d+20mm, d+0.1mm≤W≤d+10mm.This size can guarantee requirement.
Further, oblong length in described hole bottom surface is L=d+10mm, width W=d+2mm.This size was both protected
Requirement is demonstrate,proved, and guarantees that anchor block has high mechanical strength.
Further, the sleeve is cylindrical.This tube-in-tube structure is simple, easy to process.
Further, the first open end flare of the sleeve, the second open end of the sleeve are cylindrical.This
The materials'use amount of sleeve is less relative to cylindrical sleeve.
In conclusion a kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar provided by the invention,
By nut and anchor block so that reinforcing bar is connected with connection sleeve so that two reinforcing bars are connected, and whole process all do not need to
Concrete perfusion is starched in sleeve, it is only necessary to a spanner.Even if the central axes of first reinforcing bar and the second reinforcing bar not phase
It is mutually overlapped, and no matter the central axes of two reinforcing bars are with the deviation of which kind of direction, designed using slotted hole so that the first reinforcing bar and anchor block connect
The first reinforcing bar can deviate the central axes of anchor block when connecing, as long as adjusting amplitude and the direction of offset anchor block central axes, guarantee anchor block
Center line is overlapped with the central axes of second reinforcing bar, and sleeve can be enable to be further advanced by the cylinder and connect two reinforcing bars
Get up.Before anchor block and nut enter in sleeve, due to being provided with the protrusion for preventing nut from falling off on card slot, need outside sleeve
Nut is first packed into the card slot of anchor block by face.The anchor block of funnel shaped first opening and cone is combined with each other, and anchor block can not be from
First opening leaves sleeve, and needs to enter in sleeve by second opening.A cylinder is introduced, enables sleeve
While being completely embedded by cylinder and the second reinforcing bar, anchor block and nut convenient for loading and unloading, also convenient wrench is open from described second
Place enters sleeve inner and carries out turning operation to nut.After confirming specific location of the nut on anchor block, gasket is filled in into hole
It is interior to fix the first reinforcing bar, prevent position of the nut in card slot from moving.And nut can only be round-trip along card slot direction
It is mobile, it can not be detached from anchor block, that is, be not in cause what gasket fell off to show due to there is relative displacement between anchor block and nut
As.
Herein first, second ... only represents the differentiation of its title, not representing their significance level and position has what
It is different.
Herein, up, down, left, right, before and after only represents its relative position without indicating its absolute position
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar, is arranged phase in need between the pendant
The first reinforcing bar and the second reinforcing bar with helicitic texture connect, the sleeve are provided with first connect with first reinforcing bar and open
Mouth and the second opening being connect with second reinforcing bar, which is characterized in that is connected to one in first opening in the sleeve
Anchor block is equipped with hole and card slot at the anchor block center, has a nut for being only capable of moving in card slot at the card slot；Described
One reinforcing bar screws in the nut after passing through first opening, described hole.
2. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as described in claim 1, which is characterized in that institute
It states and one inner and outer wall is set in the second opening in sleeve has helicitic texture and an opposite cylinder of hand of spiral, described the
Two reinforcing bars are connected by screwing in the cylinder with second opening.
3. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as described in claim 1, which is characterized in that institute
The interior bore for stating the first opening becomes larger from outside to inside, shaped like funnel；The anchor block exterior contour is shaped like circular cone.
4. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as claimed in claim 3, which is characterized in that institute
Stating hole is the cylindrical cavities that bottom surface is in oblong, and the card slot is in rectangle, and first reinforcing bar can be eccentric in described hole
It moves and the nut is driven to move in the card slot.
5. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as claimed in claim 4, which is characterized in that institute
State the gasket being provided at hole for fixing first reinforcing bar.
6. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as claimed in claim 5, which is characterized in that institute
State anchor block with respect to the other end of one end of hole be additionally provided with two strips for preventing nut from falling off the prominent of the card slot
Out.
7. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as claimed in claim 6, which is characterized in that institute
It states the first reinforcing bar and the second bar diameter is d, described hole bottom surface oblong length is L, width W, wherein d+2mm≤L≤
D+20mm, d+0.1mm≤W≤d+10mm.
8. the non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar as claimed in claim 7, which is characterized in that institute
Stating hole bottom surface oblong length is L=d+10mm, width W=d+2mm.
9. the non-grout sleeve as described in claim 1 to 8 is any for the connection of prefabricated reinforced concrete pendant reinforcing bar, feature
It is, the sleeve is cylindrical.
10. the non-grout sleeve as described in claim 1 to 8 is any for the connection of prefabricated reinforced concrete pendant reinforcing bar, special
Sign is, the first open end flare of the sleeve, and the second open end of the sleeve is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363846.6A CN109339345B (en) | 2018-11-16 | 2018-11-16 | Non-grouting sleeve for connecting prefabricated reinforced concrete pendant steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363846.6A CN109339345B (en) | 2018-11-16 | 2018-11-16 | Non-grouting sleeve for connecting prefabricated reinforced concrete pendant steel bars |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109339345A true CN109339345A (en) | 2019-02-15 |
| CN109339345B CN109339345B (en) | 2023-10-24 |
Family
ID=65316051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811363846.6A Active CN109339345B (en) | 2018-11-16 | 2018-11-16 | Non-grouting sleeve for connecting prefabricated reinforced concrete pendant steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109339345B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388004A (en) * | 2019-08-20 | 2019-10-29 | 湖南远大工程设计有限公司 | A kind of universal reinforcing bar connection component |
| CN111255162A (en) * | 2020-03-11 | 2020-06-09 | 梁雪芽 | Semi-grouting sleeve assembly for fabricated building and construction method thereof |
| CN113235798A (en) * | 2021-05-21 | 2021-08-10 | 铜陵有色建安钢构有限责任公司 | Method for mounting assembled laminated slab |
| CN114645602A (en) * | 2022-05-23 | 2022-06-21 | 河北易达钢筋连接技术有限公司 | Improved generation is screw thread adapter sleeve device for prefabricated house |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3834731A1 (en) * | 1988-10-12 | 1990-04-19 | Dyckerhoff & Widmann Ag | Device for anchoring or connecting concrete reinforcement bars and process for producing the same |
| CN102261167A (en) * | 2011-05-05 | 2011-11-30 | 建研科技股份有限公司 | Adjustable type reinforcing bar threaded connection device |
| CN103669712A (en) * | 2013-12-03 | 2014-03-26 | 河南亚鹰钢结构幕墙工程有限公司 | Aerated concrete wallboard and external wallboard hanging structure thereof |
| CN206513387U (en) * | 2016-12-28 | 2017-09-22 | 中铁第四勘察设计院集团有限公司 | The exempting from of a kind of tunnel steel arch frame welds adjustable one-above-the-other layout |
| CN206545328U (en) * | 2017-02-28 | 2017-10-10 | 武钢集团昆明钢铁股份有限公司 | It is a kind of to adjust the reinforced high-strength degree attachment means in end reinforced gap |
| CN209369183U (en) * | 2018-11-16 | 2019-09-10 | 深圳海龙建筑科技有限公司 | A kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar |
-
2018
- 2018-11-16 CN CN201811363846.6A patent/CN109339345B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3834731A1 (en) * | 1988-10-12 | 1990-04-19 | Dyckerhoff & Widmann Ag | Device for anchoring or connecting concrete reinforcement bars and process for producing the same |
| CN102261167A (en) * | 2011-05-05 | 2011-11-30 | 建研科技股份有限公司 | Adjustable type reinforcing bar threaded connection device |
| CN103669712A (en) * | 2013-12-03 | 2014-03-26 | 河南亚鹰钢结构幕墙工程有限公司 | Aerated concrete wallboard and external wallboard hanging structure thereof |
| CN206513387U (en) * | 2016-12-28 | 2017-09-22 | 中铁第四勘察设计院集团有限公司 | The exempting from of a kind of tunnel steel arch frame welds adjustable one-above-the-other layout |
| CN206545328U (en) * | 2017-02-28 | 2017-10-10 | 武钢集团昆明钢铁股份有限公司 | It is a kind of to adjust the reinforced high-strength degree attachment means in end reinforced gap |
| CN209369183U (en) * | 2018-11-16 | 2019-09-10 | 深圳海龙建筑科技有限公司 | A kind of non-grout sleeve for the connection of prefabricated reinforced concrete pendant reinforcing bar |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388004A (en) * | 2019-08-20 | 2019-10-29 | 湖南远大工程设计有限公司 | A kind of universal reinforcing bar connection component |
| CN111255162A (en) * | 2020-03-11 | 2020-06-09 | 梁雪芽 | Semi-grouting sleeve assembly for fabricated building and construction method thereof |
| CN113235798A (en) * | 2021-05-21 | 2021-08-10 | 铜陵有色建安钢构有限责任公司 | Method for mounting assembled laminated slab |
| CN114645602A (en) * | 2022-05-23 | 2022-06-21 | 河北易达钢筋连接技术有限公司 | Improved generation is screw thread adapter sleeve device for prefabricated house |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109339345B (en) | 2023-10-24 |
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Address after: 518083 No.8 Junzi Bu Xingfa Road, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: CSCEC Hailong Technology Co.,Ltd. Country or region after: China Address before: No. 8, junzi buxingfa Road, Guanlan street, Longhua District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN HAILONG BUILDING TECHNOLOGY Co.,Ltd. Country or region before: China |