CN208578169U - Prefabricated components connection member - Google Patents
Prefabricated components connection member Download PDFInfo
- Publication number
- CN208578169U CN208578169U CN201820909606.0U CN201820909606U CN208578169U CN 208578169 U CN208578169 U CN 208578169U CN 201820909606 U CN201820909606 U CN 201820909606U CN 208578169 U CN208578169 U CN 208578169U
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- Prior art keywords
- prefabricated components
- connector
- connection member
- circlip
- accommodating chamber
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Abstract
The utility model relates to technical field of buildings, more particularly to a kind of prefabricated components connection member, it is embedded with the first rigid rod and the second rigid rod respectively in two prefabricated components to be connected, prefabricated components connection member includes connector, one end is axially screwed on second rigid rod, and the other end opens up accommodating chamber towards first rigid rod；Circlip is embedded in the accommodating chamber；Shank, the connection-peg including spiro rod section and variable diameter, the end of the spiro rod section are mutually screwed on first rigid rod, and the connection-peg protrudes into accommodating chamber and is mutually clamped with the circlip；And locking member, rotation set is on the spiro rod section and abutting connector.The utility model structure is simple, fastening easy to connect, while meeting the tension of connection member, compressive property, and carries out surplus adjustment, is more suitable for the prefabricated components connection in assembled-type house field.
Description
Technical field
The utility model relates to technical field of buildings, and in particular to a kind of prefabricated components connection member especially relates to
And a kind of connection structure applied to prefabricated components in assembled-type house.
Background technique
Assembled-type house refers to that house is largely built by the way of prefabrication, scene splicing, to save construction period,
It reduces investment labour and is conducive to Control platform.The wall of assembled-type house can reuse, and will not generate rubbish because of demolishing walls
Rubbish, very environmentally friendly and saving manufacturing cost, meets the concept of green living.
Important technical problem is the docking of different prefabricated components in assembled-type house.It is currently used to have cast-type
With it is mechanical.Cast-type needs mold and needs to guarantee demoulding time, and construction investment is big, and the construction time is long, external to temperature etc.
Condition dependence is big.Mechanical connection generallys use continuous rotary joint, will be to even by types of attachment such as extruding or screw threads
Connect the steel screw bushing in prefabricated components and connection.But be screwed in hair style docking, equipment needed for cold pressing formula is heavy, labor intensity
Greatly, maintenance is also inconvenient；And the connection of threaded connector requires prefabricated components strictly, the reinforcing bar of two prefabricated components to be needed to have
Higher alignment.And prefabricated components volume weight in assembled-type house is big, connector is more, the offset of joint is unavoidable,
So threaded connector docks the problem of often existed facts difficulty.
And plug-in connection is relatively low for the alignment requirement of prefabricated components to be connected, and can overcome to a certain extent
The problem of reinforcing bar axial deviation.The applicant discloses a kind of flexible clamping formula connector (application in the patent applied before
Number: 201510649821.2) it, provides a kind of connection scheme mainly for stake (a kind of concrete prefabricated element), passes through
Plug connector is clamped with the nut with clamping structure and completes；Clamping structure therein are as follows: nut opens up the accommodating of inside and outside wall
Chamber, accommodating cavity are sequentially arranged pin shaft, spring and attaching nut toward outer wall direction from the inner wall of nut；The bullet that pin shaft passes through spring
Property effect formed and be clamped with shank, the threaded connection of attaching nut and accommodating cavity is so that clamping structure is fixedly connected with nut.This
The processing of kind structure, accommodating cavity is complicated, not only needs to open up the matching screw thread of attaching nut, it is also necessary to process the limiting stand of pin shaft
Rank；Moreover, the small parts such as spring, attaching nut, pin shaft are too many, it is easily lost or neglected loading etc., reduces the reliability of installation.Separately
On the one hand, the connection of stake only considers the tensile strength after connector connection, and in assembled-type house, the prefabricated structure such as wall
It is small and there is high ductility and the requirement of tensile and compressive property repeatedly that residual deformation is also needed to meet after part connection, therefore above-mentioned connector can not be straight
Connect the prefabricated components for assembled-type house.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, it is simple, easy installation and reliable to provide a kind of structure
Prefabricated components connection member, be particularly suitable between two walls of assembled-type house not only resistance to compression but the connection of tension fasten
Connection structure.
The technical solution of the utility model is: a kind of prefabricated components connection member, two prefabricated components to be connected
Middle to be embedded with the first rigid rod and the second rigid rod respectively, prefabricated components include: with connection member
Connector, one end are axially screwed on second rigid rod, and the other end opens up appearance towards first rigid rod
Receive chamber；
Circlip is embedded in the accommodating chamber；
Shank, the connection-peg including spiro rod section and variable diameter, the end of the spiro rod section are mutually revolved with first rigid rod
It connects, the connection-peg protrudes into accommodating chamber and is mutually clamped with the circlip；And
Locking member, rotation set is on the spiro rod section and abutting connector.
Further, the connector is formed with the axial limiting chamber of aperture increases, the circlip in the accommodating chamber position
Intracavitary flush-mounted in axial limiting, the outer diameter of the circlip in its natural state is greater than the diameter of accommodating chamber and is less than axial limiting chamber
Diameter.
Further, the periphery wall of the connector forms flange in the position of corresponding axial limit chamber, and the thickness of flange is big
In the length of axial limiting chamber.
Further, the end face of the connection-peg is equipped with guide surface, and the guide surface is tapered surface, spherical or part ball
Face.
Further, the connection-peg is equipped with chuck back to guide surface, and the outer diameter of the chuck is greater than circlip nature
Under internal diameter.
Further, the spiro rod section is formed with torque applying unit, and spiro rod section is in the screw thread side of torque applying unit two sides
To opposite.
Further, connector offers the threaded hole axially aligned with accommodating chamber, and the end of the described second rigid bar
It is mutually screwed on the threaded hole of the connector.
Further, the locking member is outer-hexagonal nut.
Further, curing agent is filled in the accommodating chamber.
Further, the connector is equipped with the injection orifice of perforation inner and outer wall, the curing agent warp in accommodating chamber position
It is filled by the injection orifice to the connector.
The utility model having the beneficial effect that compared with prior art
The connection member of prefabricated components only needs connector, circlip, shank and locking member 4 zero in the utility model
Part, structure are simple；And be threadedly coupled or be clamped between each part, it is easy to connect, so that Assembly process optimization；In addition, locking
The setting of part, it is therefore prevented that prefabricated components further move toward one another, meet the compressive property of connection member, and circlip is set
It sets, prevents separating action of prefabricated components when by pulling capacity, meet the tensile property of connection member, make connection more
Fastening；In addition, between connector and the second rigid rod, can be screwed on movement between shank and the first rigid rod, realize that adjustment connects
The surplus of binding structure adjusts；Thus it is more suitable for the prefabricated components connection in assembled-type house field.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of prefabricated components connection member in the embodiments of the present invention；
Fig. 2 is the axial sectional view of the utility model embodiment center tap；
Fig. 3 is the top view of circlip in the utility model embodiment；
Fig. 4 is the front view of shank in the utility model embodiment；
Fig. 5 is the assembling schematic diagram of the utility model embodiment；
Detailed description of main elements: the first prefabricated components of 1-, the second prefabricated components of 2-, the first rigid rod of 3-, the second rigid rod of 4-,
5- connector, 6- circlip, 7- shank, 8- locking member；
51- accommodating chamber, 52- axial limiting chamber, 53- flange, 54- guide surface, 55- injection orifice, 56- threaded hole, 71- screw rod
Section, 72- connection-peg；71a- torque applying unit, 71b- are screwed on end, 71c- interlude, 72a- guide surface, 72b- chuck；
The diameter of d1- accommodating chamber, the diameter of d2- axial limiting chamber, d3- circlip internal diameter under natural conditions, D1- chuck
The length of outer diameter, D2- circlip outer diameter under natural conditions, the thickness of H1- flange, H2- axial limiting chamber.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The selection of concrete structure or prefabricated components center tap has strict requirements, when necessary real in same jointing
When applying the connection of 100% splice, I grades of connectors of Ying Caiyong, and I grades of connectors should meet connector tensile strength and be equal to connected steel
The practical tensile strength of muscle is not less than 1.10 times of Steel Bar Tensile Strength standard values, and residual deformation is small and has high ductility and draws repeatedly
Press performance.The purpose of this utility model is intended to develop that a kind of structure is simple, connection structure easy for installation and meeting above-mentioned requirements.
As shown in Figure 1, connection member provided in this embodiment for the first prefabricated components 1 and the second prefabricated components 2 it
Between connection.Specifically, the first rigid rod 3 is embedded in the first prefabricated components 1 and end is exposed, and the second rigid rod 4 is embedded
In in the second prefabricated components 2 and end is exposed.As the main reinforcement of steel mesh in concrete prefabricated element, the first rigid rod 3 and
Two rigid rods 4 usually by reinforcing bar, rod iron or any one meet stiffness and strength requirement bar.Certainly, in this reality
In novel, the first rigid rod 3 and the second rigid rod 4 are also possible to attachable end individually pre-buried in prefabricated components,
By securely connecting these ends, the interconnection between prefabricated components is realized.In the present embodiment, the company of the first rigid rod 3
End is connect by the upset post-processing female thread of reinforcing bar at the connecting pin of the second rigid rod 4 is then formed by steel bar meter external screw thread.
In the following, according to the connection structure of the present embodiment, each part is specifically described in conjunction with Fig. 1, it can be referring to Fig. 2-
4.The connection member of the present embodiment includes: connector 5, circlip 6, shank 7 and locking member 8.
Specifically, as depicted in figs. 1 and 2,5 one end of connector offers the accommodating chamber 51 towards the first rigid rod 3, the other end
Offer the threaded hole 56 of axial connection accommodating chamber 51.Wherein, threaded hole 56 and the end of the second rigid rod 4 are mutually screwed on.In order to
It is assembled convenient for applying torque, the outer surface of connector 5 may be configured as non-disc, or equipped with non-circular on the stack shell of connector 5
Mounting surface.Certainly, in connection member provided by the utility model, threaded hole 56 can not also be connected to accommodating chamber 51,
Meet and axially aligns.
At 51 position of accommodating chamber, connector 5 is formed with the axial limiting chamber 52 of aperture increases；Correspondingly, the periphery wall of connector 5
Flange 53 is formed at the position of corresponding axial limit chamber 52, the thickness H1 of flange is greater than the length H2 of axial limiting chamber.Flange 53
The intensity of connector 5 is enhanced, the side wall of connector 5 is too thin, intensity decline without causing because of the setting of axial limiting chamber 52.
Connector 5 is equipped with the injection orifice 55 of perforation 5 inner and outer wall of connector at 51 position of accommodating chamber, can lead to after the assembly is completed
It crosses injection orifice 55 and curing agent is perfused into connector 5, on the one hand further eliminate the gap between connection structure, on the other hand also rise
To solidification bonding effect, further increase the stability of connection structure, curing agent can for epoxy resin, high-strength concrete or
The mixture etc. of the two.
As described in Fig. 1 and Fig. 3, the outer diameter D 2 of circlip 6 under natural conditions is greater than the diameter d1 of accommodating chamber and is less than axial limit
The diameter d2 of position chamber, to guarantee circlip 6 in axial limiting chamber 52；And under compression, the outer diameter of circlip 6 is less than
Equal to the diameter d1 of accommodating chamber, thus, circlip 6 can be fitted into from the end of accommodating chamber 51 into axial limiting chamber 52.This implementation
In example, circlip 6 is C-shaped clamp spring, and when opening compression reduces, circlip 6 can pass through accommodating chamber 51.Certainly, circlip 6 can also be
Other can radial contraction and recovery shape, such as E shape, taper.
As shown in figure 4, shank 7 includes the connection-peg 72 of spiro rod section 71 and variable diameter.In the present embodiment, spiro rod section 71 includes
What end and the first rigid rod 3 were screwed on, which be screwed on, holds 71b, and assembles the interlude 71c being screwed on fastener 8.For the ease of inserting
Torque applying unit 71a is arranged in the assembly and adjusting of extension bar 7 and the first rigid rod 3, spiro rod section 71, and torque applying unit 71a is convenient for peace
Holding tool fixes and is set as groove or non-circular section；And in order to not influence the movement of locking member 8, torque applying unit 71a is excellent
Selection of land setting is held between 71b and interlude 71c being screwed on.
Connection-peg 72 protrudes into accommodating chamber 51, is clamped through circlip 62 and with 62 phase of circlip.The free end of connection-peg 72 is set
Having guide surface 72a, guide surface 72a can be the convenient interspersed face such as tapered surface, spherical or spherical calotte.Connection-peg 72 back to
Guide surface 72a is equipped with chuck 72b, and the outer diameter D 1 of chuck is greater than the internal diameter d3 of circlip under natural conditions, thus chuck 72b and circlip
62 abut against, and meet extraction-resistant behavior.
Shank 7 increases length compared with existing inserted link, and is provided in interlude 71c for assembling locking member 8
Design.
As shown in Figure 1, locking member 8 is located on shank 7 and abuts connector 5, when the top of shank 7 being prevented to be pressurized, insert
Connector 72 is mobile to 4 direction of the second rigidity stick.Wherein, as long as the fit system of locking member 8 and shank 7 meets following item simultaneously
Part: on the one hand, locking member 8 can move up and down on shank 7；On the other hand, in circlip 6 and 7 gapless of shank
After connecting and fixing, further going deep into for connection-peg 72 can be limited.So the combination of locking member 8 and shank 7 can be
It is combined in existing connection type, can be designed as being threadedly coupled, may be set to be and be first threadedly coupled rear pin shaft clamping,
It is also designed to keyway clamping.For convenient for manufacturing and assembling, the locking member 8 in the present embodiment is preferably outer-hexagonal nut.
In addition, on shank 7, spiro rod section 71 in the two sides torque applying unit 71a thread rotary orientation on the contrary, in the present embodiment
In, it is as screwed on and holds the screw thread of 71b opposite with the hand of spiral of interlude 71c；In this way, 8 rotation direction connector 5 of locking member is made finally to determine
When position, the power for making shank 7 far from the first rigid rod 3 will not be generated, guarantee shank 7 is screwed on completely with the first rigid rod 3
State keeps the zero-clearance and tightness of assembly.
Specific assembly method is as described in figures 1 and 5.
As shown in figure 5, shank 7 is cased with locking member 8, it is screwed on and 71b is held to be screwed on 3 part of the first rigid rod, it is convenient for assembly
When installation surplus adjustment and zero-clearance adjustment；The compression of circlip 6 is embedded in into axial limiting chamber 52 after entering accommodating chamber 51 and restores certainly
Right state, connector 5 are screwed on the second rigid rod 4.After being ready to complete, connection-peg 72 is inserted into the direction of the second rigid rod 4, and is passed through
Circlip 6 is worn, 6 elasticity of circlip is opened；After connection-peg 72 runs through circlip 6,6 Reverse recovery of circlip.
Then, shank 7 is screwed on completely with the first rigid rod 3, is eliminated gap between the two, is made bonding strength
Enhanced, and circlip 6 abuts completely with chuck 72b.
Finally, locking member 8 is to 4 turn of the second rigid rod, until locking member 8 offsets with connector 5, thus, the limitation of locking member 8
Connection-peg 72 gos deep into further towards second rigid rod 4；Meanwhile adjust the connection between connector 5 and the second rigid rod 4 with
Installation gap is adjusted, completes assembly, as shown in Figure 1.At this point, circlip 6 and shank 7 realize gapless tight clamping fit, first
Relative position between rigid rod 3, the second rigid rod 4, connector 5, circlip 6, shank 7 and locking member 8 is in fixing shape
State, to realize being bonded for two prefabricated components.
Prefabricated components refer to the assembly concrete for implementing to have completed before installation at the construction field (site) in the utility model
Component generally common are precast concrete floor plate and wall, bridge concrete box girder, industrial premises precast concrete
Roof truss beam and wall, culvert frame structure, basement process precast concrete pile etc..
The connection structure is combined using cassette connection and is threadedly coupled, and adjusting surplus is the rotation by connector 5 and shank 7
Transfer is dynamic, to realize seamless connectivity, solves the problems, such as both to eliminate deflection yoke and be fastenedly connected after being displaced, in addition, this
Specific embodiment described in text is only to give an example to the spirit of the present invention.
In short, the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Any modifications, equivalent replacements, and improvements made within spirit of the present utility model and principle etc. should be included in practical
Within novel protection scope.
Claims (10)
1. a kind of prefabricated components connection member, it is embedded with the first rigid rod and respectively in two prefabricated components to be connected
Two rigid rods characterized by comprising
Connector, one end are axially screwed on second rigid rod, and the other end opens up accommodating chamber towards first rigid rod；
Circlip is embedded in the accommodating chamber；
Shank, the connection-peg including spiro rod section and variable diameter, the end of the spiro rod section are mutually screwed on first rigid rod, institute
Connection-peg is stated to protrude into accommodating chamber and be mutually clamped with the circlip；And
Locking member, rotation set is on the spiro rod section and abutting connector.
2. prefabricated components connection member according to claim 1, it is characterised in that: the connector is in the accommodating chamber
Position is formed with the axial limiting chamber of aperture increases, and the circlip is intracavitary flush-mounted in axial limiting, and the circlip is in nature
Under outer diameter be greater than accommodating chamber diameter and be less than axial limiting chamber diameter.
3. prefabricated components connection member according to claim 2, it is characterised in that: the periphery wall of the connector is in right
The position of axial limiting chamber is answered to form flange, the thickness of flange is greater than the length of axial limiting chamber.
4. prefabricated components connection member according to claim 1, which is characterized in that the end face of the connection-peg is equipped with
Guide surface, the guide surface are tapered surface, spherical or spherical calotte.
5. prefabricated components connection member according to claim 4, which is characterized in that the connection-peg is back to guide surface
Equipped with chuck, the outer diameter of the chuck is greater than the internal diameter of circlip under natural conditions.
6. prefabricated components connection member according to claim 1, which is characterized in that the spiro rod section is formed with torque
Applying unit, and hand of spiral of the spiro rod section in torque applying unit two sides is opposite.
7. prefabricated components connection member according to claim 1, which is characterized in that connector offers and accommodating chamber axis
To the threaded hole of alignment, and the end of the described second rigid bar and the threaded hole of the connector are mutually screwed on.
8. prefabricated components connection member according to claim 1, which is characterized in that the locking member is outer-hexagonal spiral shell
It is female.
9. prefabricated components connection member according to claim 1-8, which is characterized in that in the accommodating chamber
Filled with curing agent.
10. prefabricated components connection member according to claim 9, which is characterized in that the connector is in receiving cavity portion
Position is equipped with the injection orifice of perforation inner and outer wall, and the curing agent is filled via the injection orifice to the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909606.0U CN208578169U (en) | 2018-06-12 | 2018-06-12 | Prefabricated components connection member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909606.0U CN208578169U (en) | 2018-06-12 | 2018-06-12 | Prefabricated components connection member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208578169U true CN208578169U (en) | 2019-03-05 |
Family
ID=65507285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820909606.0U Active CN208578169U (en) | 2018-06-12 | 2018-06-12 | Prefabricated components connection member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208578169U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763570A (en) * | 2019-03-22 | 2019-05-17 | 刘大康 | A kind of L-type precast concrete |
| CN112392832A (en) * | 2020-12-07 | 2021-02-23 | 江苏力引建材科技股份有限公司 | Screw sleeve for locking plug connector and preassembling method of self-adaptive ball lock catch |
| WO2022099875A1 (en) * | 2020-11-13 | 2022-05-19 | 广州地铁设计研究院股份有限公司 | Connection lock for prefabricated component |
-
2018
- 2018-06-12 CN CN201820909606.0U patent/CN208578169U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763570A (en) * | 2019-03-22 | 2019-05-17 | 刘大康 | A kind of L-type precast concrete |
| CN109763570B (en) * | 2019-03-22 | 2020-09-11 | 广东永基电力器材厂有限公司 | L-shaped concrete prefabricated member |
| WO2022099875A1 (en) * | 2020-11-13 | 2022-05-19 | 广州地铁设计研究院股份有限公司 | Connection lock for prefabricated component |
| CN112392832A (en) * | 2020-12-07 | 2021-02-23 | 江苏力引建材科技股份有限公司 | Screw sleeve for locking plug connector and preassembling method of self-adaptive ball lock catch |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220728 Address after: 313013 building 3, No. 19 Road, Lianshi Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou Zhaodi Assembly Technology Co.,Ltd. Address before: 315801 room 2549, No.9, office building 1, Meishan saltern, Beilun District, Ningbo City, Zhejiang Province Patentee before: ZHEJIANG ZHAOZHU BUILDING MATERIAL CO.,LTD. |