CN106013135B - Packing ring positions formula collar connector - Google Patents
Packing ring positions formula collar connector Download PDFInfo
- Publication number
- CN106013135B CN106013135B CN201610546202.5A CN201610546202A CN106013135B CN 106013135 B CN106013135 B CN 106013135B CN 201610546202 A CN201610546202 A CN 201610546202A CN 106013135 B CN106013135 B CN 106013135B
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- CN
- China
- Prior art keywords
- nut
- clamping
- split type
- card
- component
- 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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Links
- 238000012856 packing Methods 0.000 title claims abstract description 25
- 125000003003 spiro group Chemical group 0.000 claims description 9
- 235000019994 cava Nutrition 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B11/00—Rail joints
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention belongs to technical field of buildings, is related to a kind of packing ring positioning formula collar connector.Solve prior art construction complexity, connect insecure technical problem.It includes grafting nut and clamping nut, connection-peg is connected with grafting nut, anti-back pad, split type collar component and intermediate nut are provided with clamping nut, wherein anti-back pad is located at clamping nut bottom, intermediate nut is spirally connected with clamping nut and intermediate nut is located above anti-back pad, and the junction of anti-back pad and intermediate nut forms the clamping chamber that an energy houses split type collar component.The present invention is simple in construction, easy for installation, connection is reliable.
Description
Technical field
The invention belongs to technical field of buildings, is related to a kind of packing ring positioning formula collar connector.
Background technology
Connector is to realize the structure connected between two objects, and the applicant is in a kind of prefabricated structure of patent applied before
Part connector and the precast concrete docking structure [application number being made up of it:201020550659.1], including small nut, insert
Bar, mesopore nut, big nut, big nut bottom are provided with hole, and the heading of rod iron is stuck in it, and spring is located in big nut and spring
One end is touched with heading, the other end and split collar touch, and the mesopore nut is screwed in big nut, wherein under mesopore nut
End is resilient coordinating with split collar, and the shade of mesopore nut is connected to big nut end face；The inserted link is by plug, slotting neck and inserts
The integrative-structure that junctor is formed, its plug bottom area of a circle, which is more than, to be integrated with inserting neck diameter and forming ring in plug bottom inserting
Neck chuck；The inserted link grafting body spins with small nut.
Such scheme one is to make to hale intensity considerably more than international standard between plug connector；Second, fundamentally solve
Determine interfacing part disrepair phenomenon；Third, thoroughly solves the sealing problem of plug connector, it is ensured that grafting between prefabricated components and prefabricated components
The reliability of connection, it is ensured that the reliability of building constructions ground.But such scheme is there is also some shortcomings part, for example is connecting
During, split collar provides support by spring, when inserted link insertion split collar exerts oneself excessive or speed, split collar
Mesopore nut is easily separated from, causes connection failure.Such scheme needs to install piecewise when installing split collar on spring, slightly
Card can be caused to enter in spring accidentally, installation steps are highly professional, need the staff of field operation by special
Door training could realize installation.
The content of the invention
A kind of regarding the issue above, the present invention provides simple in construction, reliable snap ring connector of connection.
To reach above-mentioned purpose, present invention employs following technical proposal：A kind of packing ring positions formula collar connector, including
Grafting nut and clamping nut, connection-peg is connected with described grafting nut, be provided with described clamping nut anti-back pad, point
Body formula collar component and intermediate nut, wherein anti-back pad are located at clamping nut bottom, intermediate nut and clamping nut be spirally connected and in
Between nut be located above anti-back pad and barrier effect paved to anti-back so as to prevent anti-back pad from departing from clamping nut, anti-back pad and in
Between the junction of nut form an energy and house the clamping chamber of split type collar component, when connection-peg is inserted into intermediate nut simultaneously
During with split type collar component touch, described split type collar component can direction of the clamping intracavitary along enlarged diameter slide from
And the end of connection-peg is allowed by split type collar component, it is described after the end of connection-peg is by split type collar component
Split type collar component can be slided in clamping intracavitary along the direction for reducing diameter so that split type collar component and connection-peg
End is engaged by clamping.
In above-mentioned packing ring positioning formula collar connector, described split type collar component is flexible radially to be stretched
Contracting, described connection-peg include and the spiro union portion of grafting nut threaded and the inserted link that can be inserted into clamping nut, inserted link
End there is plug, the junction of inserted link and plug caves inward to form Access Division, and plug is inserted into split type collar component
When middle, outer wall of the split type collar component along plug changes size and is close to plug outer wall, when plug passes through split type collar
During component, split type collar component is engaged by clamping with Access Division.
In above-mentioned packing ring positioning formula collar connector, if described split type collar component is circumferentially equal including dry plate
The card of even distribution and one it is flexible can deformation flexible fastening piece, if described flexible fastening piece is set in dry plate card
If so as to allowing dry plate card-shape to circularize structure on outer wall.
In above-mentioned packing ring positioning formula collar connector, the outer wall of every card is provided with a shape, size and bullet
Property the elastic component neck that matches of fixture, the elastic component neck on adjacent card is interconnected to form the structure of annular, bullet
Property fixture is embedded in elastic component neck.
In above-mentioned packing ring positioning formula collar connector, the outer wall of described Access Division is provided with several along plug
Axially arranged clamping step, described card inwall are provided with some axially arranged latches along split type collar component, institute
The latch stated can be with clamping step into clamping.
In above-mentioned packing ring positioning formula collar connector, described anti-back pad is cylindrical, described split type collar
The bottom of component is in the annular shape to be matched with anti-back pad upper surface, and described clamping chamber is in round tapered.
In above-mentioned packing ring positioning formula collar connector, described clamping step in a ring, and the external diameter of clamping step
Direction from spiro union portion toward plug becomes larger.
In above-mentioned packing ring positioning formula collar connector, the outer wall of described grafting nut and clamping nut is provided with some
Anti-slip circle in a ring.
In above-mentioned packing ring positioning formula collar connector, it is in ring that described intermediate nut inwall, which caves inward and to form one,
The guiding groove of shape, described guiding groove are located above clamping chamber, when split type collar component departs from clamping chamber, described split
Formula collar component can be snapped onto in guiding groove.
In above-mentioned packing ring positioning formula collar connector, it is in ring that described intermediate nut inwall, which caves inward and to form one,
The guiding groove of shape, described guiding groove are located above clamping chamber, the part below elastic component neck and guiding groove on card
Shape, size match, when card depart from clamping chamber when, described card can be snapped onto in guiding groove.
Compared with prior art, the advantage of the invention is that：
1st, spring is replaced with anti-back pad, eliminates the spring that axially position is carried out to split type collar component, structure is simpler
Single, installation is more convenient, and clamping chamber is a fixed structure, split type collar component is positioned from axial direction, in grafting
Split type collar component axial displacement is controllable in journey, and split type collar component will not depart from intermediate nut, so as to improve thing
The reliability connected between body.
2nd, the setting of the guiding groove in intermediate nut, when connection-peg is haled, card can be snapped onto in guiding groove, and card is not
Intermediate nut can be departed from, so that card can form clamping with connection-peg all the time, that is to say, that improve the reliability of connection.
3rd, the anti-slip circle on grafting nut and clamping nut can be such that nut is not subjected to displacement in stress, also further carry
The high reliability of connection.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of intermediate nut；
Fig. 3 is the structural representation of connection-peg；
Fig. 4 is the structural representation of card；
Fig. 5 is the floor map of split type collar component；
Fig. 6 is the structural representation of flexible fastening piece；
Fig. 7 is another structural representation of flexible fastening piece.
In figure：Grafting nut 1, clamping nut 2, connection-peg 3, anti-back pad 4, split type collar component 5, intermediate nut 6, card
Connect chamber 7, spiro union portion 8, inserted link 9, plug 10, Access Division 11, card 12, flexible fastening piece 13, elastic component neck 14, clamping step
15th, latch 16, anti-slip circle 17, guiding groove 18.
Embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, a kind of packing ring positioning formula collar connector, including grafting nut 1 and clamping nut 2, described inserts
Connection-peg 3 is connected with connected nut 1, anti-back pad 4, split type collar component 5 and intermediate nut are provided with described clamping nut 2
6, wherein anti-back pad 4 is located at the bottom of clamping nut 2, and intermediate nut 6 is spirally connected with clamping nut 2 and intermediate nut 6 is located at anti-back pad 4
4 barrier effects simultaneously are padded to anti-back so as to prevent anti-back pad 4 from departing from the company of clamping nut 2, anti-back pad 4 and intermediate nut 6 in top
The place of connecing forms an energy and houses the clamping chamber 7 of split type collar component 5, when connection-peg 3 is inserted into intermediate nut 6 and and split
Formula collar component 5 contact when, described split type collar component 5 can the interior edge enlarged diameter of clamping chamber 7 direction slide so as to
The end of connection-peg 3 is allowed by split type collar component 5, it is described after the end of connection-peg 3 is by split type collar component 5
Split type collar component 5 can the interior edge of clamping chamber 7 reduce diameter direction slide so that split type collar component 5 and grafting
First 3 end is engaged by clamping.
The present invention, anti-back pad 4 directly play a part of the split type collar component 5 of support, the split type side of installation of collar component 5
Just, intermediate nut 6 and clamping nut 2 can form upper and lower support to split type collar component 5 after being spirally connected, namely clamping chamber 7 by
Intermediate nut 6, anti-back pad 4 and 2-in-1 enclose of clamping nut form, and the structure is reliable, can effectively prevent that split type collar component 5 is de-
From so as to improve connection effect, connection is reliable.
In the present embodiment, as a kind of preferable scheme, anti-back pad 4 is cylindrical, and upper and lower two surfaces are annulus
Shape, the bottom of described split type collar component 5 are in the annular shape for padding 4 upper surfaces with anti-back and matching, and described clamping chamber 7 is in
Round tapered, it will be appreciated by those skilled in the art that split type collar component 5 and the one side that clamping chamber 7 contacts with clamping chamber 7
Wall matches and can be bonded.Preferably, anti-back pad 4 is made of elastomeric material, such as rubber, silica gel, in split type collar component 5
Split type collar component 5 can be formed and supported all the time along the sliding process of clamping chamber 7.
With reference to shown in Fig. 5, if described split type collar component 5 includes the card 12 and one that dry plate is uniformly distributed circumferentially
It is individual it is flexible can deformation flexible fastening piece 13, split type collar component 5 is flexible radially to be stretched, such as Fig. 6 and Fig. 7
Shown, flexible fastening piece 13 can be enclosed loop configuration such as turn or open structure such as snap ring, or
The part that elasticity constraint can be formed to card 12 of other forms.
As shown in figure 3, described connection-peg 3 is including the spiro union portion 8 with the threaded of grafting nut 1 and can be inserted into clamping
Inserted link 9 in nut 2, the end of inserted link 9 have a plug 10, and the junction of inserted link 9 and plug 10 caves inward to form Access Division
11, when plug 10 is inserted into split type collar component 5, outer wall of the split type collar component 5 along plug 10 change size and with
The outer wall of plug 10 is close to, and when plug 10 passes through split type collar component 5, split type collar component 5 is matched somebody with somebody with the clamping of Access Division 11
Close.
If as shown in figure 1, if described flexible fastening piece 13 is set on the outer wall of dry plate card 12 so as to allow dry plate card
12 form loop configuration.As shown in figure 4, the outer wall of every card 12 is provided with a shape, size and the phase of flexible fastening piece 13
With suitable elastic component neck 14, the elastic component neck 14 on adjacent card 12 is interconnected to form the structure of annular, and elasticity is solid
Determine part 13 to be embedded in elastic component neck 14.
With reference to shown in Fig. 3, Fig. 4 and Fig. 1, the outer wall of Access Division 11 is provided with several axially arranged cards along plug 10
Step 15 is connect, the described inwall of card 12 is provided with some axially arranged latches 16 along split type collar component 5, described card
Tooth 16 can form clamping with clamping step 15.Preferably, in a ring, and the external diameter of clamping step 15 is by spiro union portion for clamping step 15
8 become larger toward the direction of plug 10.
As shown in figure 1, the outer wall of grafting nut 1 and clamping nut 2 is provided with some anti-slip circles 17 in a ring.
With reference to shown in Fig. 2, the inwall of intermediate nut 6 caves inward to form a guiding groove 18 in a ring, described guiding
Groove 18 is located at the top of clamping chamber 7, and when split type collar component 5 departs from clamping chamber 7, described split type collar component 5 can block
Enter into guiding groove 18.Specifically, on card 12 positioned at the lower section of elastic component neck 14 part a and guiding groove 18 shape,
Size is matched, and when card 12 departs from clamping chamber 7, described card 12 can be snapped onto in guiding groove 18, so as to prevent card
Depart from intermediate nut 6, in fact, intermediate nut 6 plays a safety effect, can prevent split type collar component 5 from departing from clamping
Nut 2, so as to prevent grafting nut 1 and the connection failure of clamping nut 2, it will be appreciated by those skilled in the art that working as grafting nut 1
With clamping nut 2 each independent one object of connection when, by the connection of grafting nut 1 and clamping nut 2, two can be made
Object realizes connection.The object that can be connected includes but is not limited to prefabricated pile, dry wall, rail, bridge building block etc..
The present invention when mounted, some cards 12 is first fixed with flexible fastening piece 13, the quantity of card 12 is at least 2
Block, preferably 4 pieces, the split type collar component 5 of an entirety is formed after fixed, anti-back pad 4 is put into clamping nut 2,
The split type collar component 5 assembled is placed on anti-back pad 4, intermediate nut 6, which is threaded into clamping nut 2, makes intermediate nut 6
Be in contact with split type collar component 5, connection-peg 3 realized by spiro union portion 8 and grafting nut 1 be spirally connected it is fixed after, plug 10 according to
It is secondary through entering in anti-back pad 4 after intermediate nut 6 and split type collar component 5, the clamping step 15 on Access Division 11 and card
Latch 16 on piece 12, which is formed, to be engaged by clamping, and realizes the connection of grafting nut 1 and clamping nut 2.Those skilled in the art should
Understand, the external diameter of the maximum of plug 10 should be less than the internal diameter of anti-back pad 4.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although grafting nut 1, clamping nut 2, connection-peg 3, anti-back pad 4, split type collar group have more been used herein
Part 5, intermediate nut 6, clamping chamber 7, spiro union portion 8, inserted link 9, plug 10, Access Division 11, card 12, flexible fastening piece 13, elasticity
The terms such as part neck 14, clamping step 15, latch 16, anti-slip circle 17, guiding groove 18, but be not precluded from using other terms
Possibility.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；It is construed as any
A kind of additional limitation is all disagreed with spirit of the present invention.
Claims (10)
1. a kind of packing ring positions formula collar connector, including grafting nut (1) and clamping nut (2), described grafting nut (1)
On be connected with connection-peg (3), it is characterised in that anti-back pad (4), split type collar component are provided with described clamping nut (2)
(5) and intermediate nut (6), wherein anti-back pad (4) are located at clamping nut (2) bottom, intermediate nut (6) and clamping nut (2) spiral shell
Connect and intermediate nut (6) is located above anti-back pad (4) and plays barrier effect to anti-back pad (4) so as to prevent anti-back pad (4) from departing from
The junction of clamping nut (2), anti-back pad (4) and intermediate nut (6) forms the card that an energy houses split type collar component (5)
Chamber (7) is connect, when connection-peg (3) is inserted into intermediate nut (6) and is contacted with split type collar component (5), described split
Formula collar component (5) can be slided in the direction of clamping chamber (7) interior edge enlarged diameter so as to allow the end of connection-peg (3) to pass through split
Formula collar component (5), after the end of connection-peg (3) is by split type collar component (5), described split type collar component
(5) direction that diameter can be reduced in clamping chamber (7) interior edge is slided so that the end of split type collar component (5) and connection-peg (3)
Portion is engaged by clamping.
2. packing ring according to claim 1 positions formula collar connector, it is characterised in that described split type collar component
(5) it is flexible radially to stretch, described connection-peg (3) include with the spiro union portion (8) of grafting nut (1) threaded and
The inserted link (9) that can be inserted into clamping nut (2), the end of inserted link (9) have a plug (10), inserted link (9) and plug (10)
Junction caves inward to form Access Division (11), when plug (10) is inserted into split type collar component (5), split type collar group
Outer wall of the part (5) along plug (10) changes size and is close to plug (10) outer wall, when plug (10) passes through split type collar group
During part (5), split type collar component (5) is engaged by clamping with Access Division (11).
3. packing ring according to claim 2 positions formula collar connector, it is characterised in that described split type collar component
(5) if the card (12) being uniformly distributed circumferentially including dry plate and one it is flexible can deformation flexible fastening piece (13), institute
The flexible fastening piece (13) stated is if be set in dry plate card (12) if so as to allowing dry plate card (12) to form loop configuration on outer wall.
4. packing ring according to claim 3 positions formula collar connector, it is characterised in that on the outer wall of every card (12)
The elastic component neck (14) to be matched provided with a shape, size and flexible fastening piece (13), the bullet on adjacent card (12)
Property part neck (14) be interconnected to form the structure of annular, flexible fastening piece (13) is embedded in the elastic component neck (14).
5. packing ring according to claim 3 positions formula collar connector, it is characterised in that outside described Access Division (11)
Wall is provided with several axially arranged clamping steps (15) along plug (10), and described card (12) inwall is provided with some edges
The axially arranged latch (16) of split type collar component (5), described latch (16) can form clamping with clamping step (15).
6. packing ring according to claim 1 positions formula collar connector, it is characterised in that described anti-back pad (4) is in circle
Tubular, the bottom of described split type collar component (5) is in the annular shape to be matched with anti-back pad (4) upper surface, described card
It is in round tapered to connect chamber (7).
7. packing ring according to claim 5 positions formula collar connector, it is characterised in that described clamping step (15) is in
Annular, and the direction of the external diameter of clamping step (15) from spiro union portion (8) toward plug (10) becomes larger.
8. packing ring according to claim 1 positions formula collar connector, it is characterised in that described grafting nut (1) and
The outer wall of clamping nut (2) is provided with some anti-slip circles (17) in a ring.
9. packing ring according to claim 1 positions formula collar connector, it is characterised in that in described intermediate nut (6)
Wall caves inward to form a guiding groove (18) in a ring, and described guiding groove (18) is located above clamping chamber (7), works as split
When formula collar component (5) departs from clamping chamber (7), described split type collar component (5) can be snapped onto in guiding groove (18).
10. packing ring according to claim 3 positions formula collar connector, it is characterised in that in described intermediate nut (6)
Wall caves inward to form a guiding groove (18) in a ring, and described guiding groove (18) is located above clamping chamber (7), card
(12) part and shape, the size of guiding groove (18) on below elastic component neck (14) match, when card (12) is de-
During from clamping chamber (7), described card (12) can be snapped onto in guiding groove (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610546202.5A CN106013135B (en) | 2016-07-08 | 2016-07-08 | Packing ring positions formula collar connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610546202.5A CN106013135B (en) | 2016-07-08 | 2016-07-08 | Packing ring positions formula collar connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106013135A CN106013135A (en) | 2016-10-12 |
| CN106013135B true CN106013135B (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610546202.5A Active CN106013135B (en) | 2016-07-08 | 2016-07-08 | Packing ring positions formula collar connector |
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| Country | Link |
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| CN (1) | CN106013135B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165341B (en) * | 2017-05-26 | 2019-06-28 | 天津大学建筑设计研究院 | A kind of connection method of precast concrete vertical member |
| CN107389993B (en) * | 2017-07-20 | 2023-08-25 | 云南电网有限责任公司电力科学研究院 | Side-mounted equalizing ring and mounting method thereof |
| CN110388361A (en) * | 2018-04-16 | 2019-10-29 | 周兆弟 | A kind of connection member |
| CN110387881A (en) * | 2018-04-16 | 2019-10-29 | 周兆弟 | A kind of connection member |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101979778B (en) * | 2010-10-07 | 2012-06-13 | 周兆弟 | Method for butting concrete prefabricated member consisting of prefabricated member connector |
| KR101205893B1 (en) * | 2010-10-22 | 2012-11-28 | 송인우 | Connecting device for PHC pile ends |
| CN204780862U (en) * | 2015-06-09 | 2015-11-18 | 周兆弟 | Hale lock joint structure |
| CN104878758B (en) * | 2015-06-09 | 2018-04-24 | 周兆弟 | Hale connection plug connector |
| CN105155678B (en) * | 2015-06-25 | 2017-09-08 | 周兆弟 | Unitary nut connector |
| CN204781351U (en) * | 2015-06-25 | 2015-11-18 | 周兆弟 | Integral type nut connecting piece |
| CN205839747U (en) * | 2016-07-08 | 2016-12-28 | 周兆弟 | Packing ring location formula collar connector |
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2016
- 2016-07-08 CN CN201610546202.5A patent/CN106013135B/en active Active
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|---|---|
| CN106013135A (en) | 2016-10-12 |
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