CN106978885A - It is a kind of to ensure the method for the firm connection of reinforced bar sleeve - Google Patents
It is a kind of to ensure the method for the firm connection of reinforced bar sleeve Download PDFInfo
- Publication number
- CN106978885A CN106978885A CN201710343047.1A CN201710343047A CN106978885A CN 106978885 A CN106978885 A CN 106978885A CN 201710343047 A CN201710343047 A CN 201710343047A CN 106978885 A CN106978885 A CN 106978885A
- Authority
- CN
- China
- Prior art keywords
- reinforcing bar
- section
- sleeve
- screw thread
- bar
- 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.)
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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)
- Piles And Underground Anchors (AREA)
Abstract
The present invention be it is a kind of ensure the method for the firm connection of reinforced bar sleeve, belong to the householder method of Bridge Pile Foundation Construction, it is characterized in that：When processing the reinforcing bar I 1 described in (i.e. turning), the right-hand thread section on reinforcing bar II 3, left-hand thread section, each length by thread segment increases the ㎜ of 20 ㎜~25 than design length, meanwhile, during turning left-hand thread section is together with screw thread lengthening section, the depth in turning screw thread bottom footpath is：From left to right by most deep gradually to most shallow, during turning right-hand thread section is together with screw thread lengthening section, the depth in turning screw thread bottom footpath is：From right-to-left by most deep gradually to most shallow, the most deep depth in bottom footpath is 3mm, most shallow depth is 2mm, when reinforcing bar I 1, the correspondence of reinforcing bar II 3 are angled into reinforced bar sleeve 2, make to support between reinforcing bar I 1 and reinforcing bar II 3 and close, being completely embedded between reinforcing bar I 1, reinforcing bar II 3 and reinforced bar sleeve 2 is ensure that, construction quality is improved.
Description
Technical field
The invention belongs to the householder method of Bridge Pile Foundation Construction, more particularly, to a kind of connection method of reinforcing bar.
Background technology
Nearly ten years, China achieves in terms of the MACHINERY JOINT of reinforcing bar and developed on a large scale very much, wherein extruding connection conduct
A kind of mechanical bar connecting measure, with traditional bar splicing, welding compare have joint performance reliably, steady quality
Not the influence of climate and welder technology level, connection speed fast and safety, the flames of anger, be not required to large power supply, it is solderable
With the advantages of weldable steel muscle can be reliably connected；But during Bridge Pile Foundation Construction, or reinforcing bar often occur deforms, partially
The quality problems such as position, prove, the reason for such phenomenon occur is by Site Detection and experiment：Due to reinforcing bar and reinforced bar sleeve
Junction there is a problem, when reinforcing bar is with straight screw sleeve connection, sometimes workmen by reinforcing bar along being threaded into reinforcing bar set
When in cylinder, often due to the cause for quality of reinforced bar sleeve causes the thread segment of reinforcing bar smoothly to screw in, it is impossible to as defined in reaching
Screw-in length, after reinforcing bar screws in certain length in reinforced bar sleeve, can allow workmen to take for having reached because resistance is increased
To the screw-in length of standard, and cause two reinforcing bars not abut together, the centre of reinforced bar sleeve also has space, influence
The stretching resistance that reinforcing bar is produced to concrete, causes reinforcing bar during concrete construction the quality problems such as deformation, off normal occur.
The content of the invention
The purpose of the present invention is the above-mentioned technical problem for existing, and proposition is a kind of to ensure the side of the firm connection of reinforced bar sleeve
Method, not only easy to operate, effective, cost is relatively low, and applicability is extensive, and the quality of solution reinforcing bar and straight screw sleeve connection is asked
Topic, improves construction quality.
The object of the present invention is achieved like this：It is a kind of to ensure the method for the firm connection of reinforced bar sleeve, including reinforcing bar I 1,
Reinforcing bar II 3 and reinforced bar sleeve 2, right-hand thread section is provided with described reinforcing bar I 1, and left spiral shell is provided with described reinforcing bar II 3
Line section, described right-hand thread section, the diameter of thread (i.e. bottom footpath, overall diameter and the pitch of screw thread) of left-hand thread section, length according to
Depending on design, left section in described reinforced bar sleeve 2 carries internal thread segment I, and right section in described reinforced bar sleeve 2 carries interior spiral shell
Line section II, internal thread segment I on described reinforced bar sleeve 2 is corresponding with the right-hand thread section on reinforcing bar I 1 to be screwed, described reinforcing bar
Internal thread segment II on sleeve 2 is corresponding with the left-hand thread section on reinforcing bar II 3 to be screwed, it is characterized in that：It is described in processing (i.e. turning)
Reinforcing bar I 1 on right-hand thread section and reinforcing bar II 3 on left-hand thread section when, respectively by the length of thread segment than design length increase by 20
The ㎜ of ㎜~25 (i.e. the length of screw thread lengthening section is 20~25 ㎜), and the length of this screw thread lengthening section is preferred with 20 ㎜, meanwhile,
During left-hand thread section on turning reinforcing bar II 3 is together with screw thread lengthening section, the diameter in turning screw thread bottom footpath is：From left to right
By the standard value less than bottom footpath, gradually to the standard value equal to or more than bottom footpath, (i.e. the depth in turning screw thread bottom footpath is from left to right
By most deep gradually to most shallow), during right-hand thread section on turning reinforcing bar I 1 is together with screw thread lengthening section, turning screw thread bottom footpath
Diameter be：From right-to-left by the standard value less than bottom footpath gradually to standard value (the i.e. turning screw thread equal to or more than bottom footpath
The depth in bottom footpath is：From right-to-left by most deep gradually to most shallow), it is 3mm, this screw thread bottom that the depth in this screw thread bottom footpath is most deep
It is 2mm that the depth in footpath is most shallow, when reinforcing bar I 1, the correspondence of reinforcing bar II 3 are angled into reinforced bar sleeve 2, when running into reinforced bar sleeve 2
The reinforcing bar I 1 of one end or the screw-in length of reinforcing bar II 3 are below standard punctual, or because resistance can not continue to screw in greatly very much when, reinforced bar sleeve
2 other end of reinforcing bars II 3 or reinforcing bar I 1 just can increase the length of its screw-in, make to support between reinforcing bar I 1 and reinforcing bar II 3 and close, make steel
Combination is completely embedded between muscle I 1, reinforcing bar II 3 and reinforced bar sleeve 2.
In use, when reinforcing bar I 1, the correspondence of reinforcing bar II 3 are angled into reinforced bar sleeve 2, if one end of reinforced bar sleeve 2
There are quality problems, reinforcing bar I 1 or reinforcing bar II 3 can not be screwed into place, and the reinforcing bar II 3 or reinforcing bar I 1 of the other end of reinforced bar sleeve 2 also can
Continue to screw in, until reinforcing bar I 1, the perfect inner space for contacting and filling full reinforced bar sleeve 2 of the energy of reinforcing bar II 3, reach closely sealed effect
Really, so, the active force between reinforcing bar I 1, reinforcing bar II 3 and reinforced bar sleeve 2 is also bigger, strengthens reinforcing bar I 1, reinforcing bar II 3 and steel
Connection between muscle sleeve 2, solves the quality problems of reinforcing bar and straight screw sleeve connection, improves construction quality.
A kind of method for ensuring the firm connection of reinforced bar sleeve proposed presently in connection with drawings and examples to invention make into
One step explanation.
Brief description of the drawings
Fig. 1 is schematic diagram when a kind of method for ensuring the firm connection of reinforced bar sleeve proposed by the invention is used.
In Fig. 1：1st, reinforcing bar I 2, reinforced bar sleeve 3, reinforcing bar II
Embodiment (embodiment)
In the construction of certain bridge pile foundation, employ that invention proposed a kind of ensures the side of the firm connection of reinforced bar sleeve
Method, the length of reinforcing bar I 1 is that 9000 ㎜, diameter are 22 ㎜, and the length of reinforcing bar II 3 is that 9000 ㎜, diameter are 22 ㎜, reinforced bar sleeve 2
Length be that 60 ㎜, overall diameter are that 33 ㎜, interior diameter are 22.2mm, be provided with described reinforcing bar I 1 length be 50 ㎜, it is straight
Footpath is 22 ㎜ right-hand thread section, be provided with described reinforcing bar II 3 length be 50 ㎜, diameter be 22 ㎜ left-hand thread section, institute
Left section of the reinforced bar sleeve 2 stated carries internal thread segment I, and right section of described reinforced bar sleeve 2 carries internal thread segment II, described steel
Internal thread segment I on muscle sleeve 2 is corresponding with the right-hand thread section on reinforcing bar I 1 to be screwed, the internal thread on described reinforced bar sleeve 2
Section II is corresponding with the left-hand thread section on reinforcing bar II 3 to be screwed, it is characterized in that：In the right-hand thread section described in processing (i.e. turning), left spiral shell
During line section, the length of thread segment is respectively increased into 20 ㎜ (i.e. the length of screw thread lengthening section is 20 ㎜) than design length, meanwhile, in car
During the left-hand thread section on reinforcing bar II 3 is cut together with screw thread lengthening section, the depth in turning screw thread bottom footpath is：From left to right by
It is most deep gradually to arrive most shallow, during the right-hand thread section on turning reinforcing bar I 1 is together with screw thread lengthening section, turning screw thread bottom footpath
Depth is：From right-to-left by most deep gradually to most shallow, the innermost depth in screw thread bottom footpath is 3mm, the most shallow place in screw thread bottom footpath
Depth is 2mm；When reinforcing bar I 1, the correspondence of reinforcing bar II 3 are angled into reinforced bar sleeve 2, it is ensured that tight between reinforcing bar I 1 and reinforcing bar II 3
Close support is closed, and is strengthened the connection between reinforcing bar I 1, reinforcing bar II 3 and reinforced bar sleeve 2, is solved what reinforcing bar was connected with reinforced bar sleeve 2
Quality problems, strengthen the connection between reinforcing bar I 1, reinforcing bar II 3 and reinforced bar sleeve 2.
This method is applied in Bridge Pile Foundation Construction, is solved the quality problems of reinforcing bar and straight screw sleeve connection, is improved
Efficiency of construction and construction quality, it is ensured that construction period, are worthy of popularization.
Claims (4)
1. a kind of ensure the method for the firm connection of reinforced bar sleeve, including reinforcing bar I (1), reinforcing bar II (3) and reinforced bar sleeve (2), in institute
Right-hand thread section is provided with the reinforcing bar I (1) stated, left-hand thread section, described right-hand thread are provided with described reinforcing bar II (3)
Section, the length of left-hand thread section and diameter be screw thread bottom footpath, overall diameter and pitch according to design depending on, in described reinforcing bar
Left section of sleeve (2) carries internal thread segment I, and right section in described reinforced bar sleeve (2) carries internal thread segment II, described reinforcing bar
Internal thread segment I on sleeve (2) is corresponding with the right-hand thread section on reinforcing bar I (1) to be screwed, interior on described reinforced bar sleeve (2)
Thread segment II is corresponding with the left-hand thread section on reinforcing bar II (3) to be screwed, it is characterized in that：It is on the reinforcing bar I (1) described in turning in processing
Right-hand thread section and reinforcing bar II (3) on left-hand thread section when, the length of thread segment is respectively increased into the ㎜ of 20 ㎜~25 than design length,
I.e. the length of screw thread lengthening section is 20~25 ㎜, meanwhile, the left-hand thread section on turning reinforcing bar II (3) is together with screw thread lengthening section
During, the diameter in turning screw thread bottom footpath is：From left to right by the standard value less than bottom footpath gradually to equal to or more than bottom footpath
Standard value, i.e., the depth in turning screw thread bottom footpath is from left to right by most deep gradually to most shallow, the right side on turning reinforcing bar I (1)
During thread segment is together with screw thread lengthening section, the diameter in turning screw thread bottom footpath is：From right-to-left by the standard less than bottom footpath
Value gradually arrives the standard value equal to or more than bottom footpath, i.e. the depth in turning screw thread bottom footpath is：From right-to-left by most it is deep gradually to
It is most shallow, when reinforcing bar I (1), reinforcing bar II (3) correspondence are angled into reinforced bar sleeve (2), run into the steel of reinforced bar sleeve (2) one end
The screw-in length of muscle I (1) or reinforcing bar II (3) is below standard punctual, or because resistance can not continue to screw in greatly very much when, reinforced bar sleeve (2)
The reinforcing bar II (3) or reinforcing bar I (1) of the other end make to support between reinforcing bar I (1) and reinforcing bar II (3) with regard to that can increase the length of its screw-in
Close, make to be completely embedded combination between reinforcing bar I (1), reinforcing bar II (3) and reinforced bar sleeve (2).
A kind of ensure the method for the firm connection of reinforced bar sleeve 2. according to claim 1, it is characterised in that this screw thread is lengthened
The length of section is 20 ㎜.
A kind of ensure the method for the firm connection of reinforced bar sleeve 3. according to claim 1, it is characterised in that this screw thread bottom footpath
Depth most depth be 3mm.
A kind of ensure the method for the firm connection of reinforced bar sleeve 4. according to claim 1, it is characterised in that this screw thread bottom footpath
Depth most it is shallow be 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710343047.1A CN106978885A (en) | 2017-05-16 | 2017-05-16 | It is a kind of to ensure the method for the firm connection of reinforced bar sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710343047.1A CN106978885A (en) | 2017-05-16 | 2017-05-16 | It is a kind of to ensure the method for the firm connection of reinforced bar sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106978885A true CN106978885A (en) | 2017-07-25 |
Family
ID=59342178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710343047.1A Pending CN106978885A (en) | 2017-05-16 | 2017-05-16 | It is a kind of to ensure the method for the firm connection of reinforced bar sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106978885A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130585A (en) * | 2019-05-21 | 2019-08-16 | 上海森信建设集团有限公司 | A kind of Large-size rebar free end docking facilities and its application method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575844A (en) * | 2009-06-05 | 2009-11-11 | 中国葛洲坝集团股份有限公司 | Accurate contraposition connection method of horizontally embedded reinforcing steel bars |
| KR101223407B1 (en) * | 2012-09-11 | 2013-01-16 | 고석화 | Reinforced seismic coupling structure |
| JP2013221365A (en) * | 2012-04-19 | 2013-10-28 | Tokai Corp | Screw type reinforcement joint for deformed bar, and deformed bar with screw |
| CN205476079U (en) * | 2016-01-08 | 2016-08-17 | 建研科技股份有限公司 | Major diameter reinforcing bar net piece |
-
2017
- 2017-05-16 CN CN201710343047.1A patent/CN106978885A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575844A (en) * | 2009-06-05 | 2009-11-11 | 中国葛洲坝集团股份有限公司 | Accurate contraposition connection method of horizontally embedded reinforcing steel bars |
| JP2013221365A (en) * | 2012-04-19 | 2013-10-28 | Tokai Corp | Screw type reinforcement joint for deformed bar, and deformed bar with screw |
| KR101223407B1 (en) * | 2012-09-11 | 2013-01-16 | 고석화 | Reinforced seismic coupling structure |
| CN205476079U (en) * | 2016-01-08 | 2016-08-17 | 建研科技股份有限公司 | Major diameter reinforcing bar net piece |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130585A (en) * | 2019-05-21 | 2019-08-16 | 上海森信建设集团有限公司 | A kind of Large-size rebar free end docking facilities and its application method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170725 |