CN109853872A - A kind of expansion bolt deviation rod piece connector - Google Patents
A kind of expansion bolt deviation rod piece connector Download PDFInfo
- Publication number
- CN109853872A CN109853872A CN201910275086.1A CN201910275086A CN109853872A CN 109853872 A CN109853872 A CN 109853872A CN 201910275086 A CN201910275086 A CN 201910275086A CN 109853872 A CN109853872 A CN 109853872A
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- Prior art keywords
- sleeve
- anchoring
- anchor slab
- nut
- anchor
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- Reinforcement Elements For Buildings (AREA)
Abstract
A kind of expansion bolt deviation rod piece connector, including expansion bolt, the first anchoring sleeve and the second anchoring sleeve；Expansion bolt includes screw rod, expansion tube and nut, and the first anchoring sleeve includes first sleeve anchor cup and first sleeve end anchor slab, and first sleeve anchor cup includes closing in end and open end, and the second anchoring sleeve includes H-type sleeve, two end anchor slabs and two Ball faced nuts；Second anchoring sleeve one end anchoring rod piece one, the head cylindrical end of second anchoring sleeve other end anchorage screw, the tail portion conical end and expansion tube of screw rod protrude into first sleeve anchor cup closing in end, nut compresses first sleeve anchor cup closing in end, after rotating first sleeve anchor cup, bolt tail cone makes to expand tube swelling, compresses first sleeve anchor cup closing in end；First sleeve anchor cup is connected with first sleeve end anchor slab with screw thread pair, first sleeve end anchor slab anchoring rod piece two.Size of the present invention is small, materials save, speed of application is fast, detection is facilitated to examine, and acceptance criteria is clear.
Description
Technical field
The present invention relates to the interconnection technique field of works, in particular to a kind of expansion bolt deviation rod piece connector.
Background technique
In engineering construction, regular reinforcement, deformed bar and other rod pieces being fixed on two mounting structures exist
The deviation occurred in allowed band when docking is unavoidable, to adapt to this docking deviation, mostly uses grout sleeve to connect greatly at present
Connect, bellows reserving hole channel grouting connection and using the connection modes such as box, these connection types all exist complicated construction technique,
Can not detect, quality is difficult to ensure, reaches the drawbacks such as the waiting time is longer of intensity, if directly connected using straight screw connection etc.
Mode is connect, then extremely harsh to the positioning of connecting rod and production required precision, the error of half pitch is even more on axis direction
One obstacle that can not go beyond.
Be bolted, being fully connected between rod piece can must be realized using the measure of tightening, to construction space require compared with
Height, and smaller scope of application.
Such as the prefabricated components steel bar connecting structure of famous Peikko company, Finland, by a pre-buried band edge face angle,
Again by side reinforcing bar with being weldingly fixed on the angle steel, while the aperture on the end face, then other side reinforcing bar is passed through into the end face
The fixed mode of blending bolt realizes connection；Although band deviation that this method also achieves butting rod piece connects, but angle used
Steel occupied space is very big, and stress is not direct enough, and dock number of steel bars it is more when, the installation and tightening of angle steel, bolt is compared
It is complicated, so more difficult be widely applied, only using more in the small square column connection of industrial premises.
Summary of the invention
In view of the above drawbacks of the prior art, the present invention provides a kind of rod piece mechanical connection for being suitable for multidirectional deviation
Device, especially larger to the error adaptability on center line of the bar direction, purely mechanic connection of the present invention between deviation rod piece are fitted
Answer between two rod pieces longitudinally, laterally and the manufacture deviation of corner all directions, and its tensile and compressive strength with whether be in the milk it is unrelated,
It without waiting for grouting material or cast-in-place concrete setting time, constructs convenient and quick, convenient for detection, acceptance criteria is clear, and quality is steady
It is fixed, securely and reliably.
To achieve the above object, the invention discloses a kind of expansion bolt deviation rod piece connectors, are embedded in for connecting
Rod piece one on assembling members A and the rod piece two being embedded on assembling members B；Include at least expansion bolt, the first anchoring sleeve
With the second anchoring sleeve.
The expansion bolt include screw rod, expansion tube and nut, first anchoring sleeve include first sleeve anchor cup and
First sleeve end anchor slab, second anchoring sleeve include at least one screw shell.
The expansion tube is set on the outside of the screw rod, the screw head be it is cylindric, the screw rod tail is circular cone
Shape, the diameter of the circular cone are greater than expansion bore, and the nut is set to the screw head region.
The first sleeve anchor cup is the cup-shaped cylinder with open end and closing in end, and the closing in end wall thickness is greater than described open
With conical surface transition on the inside of mouthful end, the open end and closing in end, the conical surface matches with the screw rod tail cone, and described the
Circumferential sawtooth, first sleeve anchor cup open end and first sleeve end anchor slab is arranged with detachable side in one sleeve anchor cup closing in end
Formula connection or integral production.
Circumferential sawtooth, the nut side is arranged in the laterally disposed several longitudinal joints of expansion tube, one side end face of nut
Circumferential sawtooth match with the first sleeve anchor cup circumferential direction sawtooth.
Second anchoring sleeve one end anchors the rod piece one, and the second anchoring sleeve other end anchors the screw rod
Head cylindrical end, the tail portion conical end of the screw rod and the expansion tube protrude into first sleeve anchor cup closing in end, the nut
The first sleeve anchor cup closing in end is compressed, first sleeve end anchor slab removably anchors the rod piece two.
Preferably, setting export tightening piece, the export tightening piece and the first set on the outside of the first sleeve anchor cup
It is in close contact or is fixedly connected on the outside of cylinder anchor cup, after the expansion bolt gos deep into the first sleeve anchor cup, affected in outside
The export tightening piece, because between first anchoring sleeve and the nut it is matched circumferential direction sawtooth effect, described first
Anchoring sleeve drives the nut to rotate together, and gradually compresses the expansion tube, reaches the bolt tail circular cone and described the
The purpose of the compression anchoring at one anchoring sleeve closing in end, realizes the tensile connection performance of connector.
Further embodiment is that guide ring, the guide ring and the fixed company of the screw rod is arranged in the screw head region
It connecing, setting export tightening piece, the export tightening piece are in close contact or are fixedly connected with the guide ring on the outside of the guide ring,
Export tightening piece is affected in outside, the screw rod is gradually rotated toward the direction movement for extracting first anchoring sleeve, the spiral shell
Female limitation because of sawtooth circumferential between first anchoring sleeve is held out against with the first anchoring sleeve always, and the expansion tube is outside
Expansion compresses, and achievees the purpose that the compression anchoring at the bolt tail circular cone and the first anchoring sleeve closing in end, the company of realization
Connect the tensile connection performance of device.
Preferably, second anchoring sleeve includes H-type sleeve, the first Ball faced nut, the second Ball faced nut, first end anchor
Plate and second end anchor slab.
The first end anchor slab and the second end anchor slab are set to H-type sleeve both ends, the first end anchor slab, institute
It states and is removably connected between second end anchor slab and the H-type sleeve.
The H-type sleeve interlude wall thickness is greater than both ends wall thickness, heavy wall and both ends thin-walled transition region among the H-type sleeve
Domain is arranged spherical surface, and first Ball faced nut and second Ball faced nut end face are spherical surface, the first end anchor slab and described
It is spherical surface on the inside of second end anchor slab, is plane on the outside of the first end anchor slab and the second end anchor slab.
First Ball faced nut is set between the H-type sleeve interlude and the first end anchor slab, and described first
Spherical surface set by Ball faced nut, the H-type sleeve interlude and the first end anchor slab is mutually matched；The second spherical surface spiral shell
Mother is set between the H-type sleeve interlude and the second end anchor slab, in second Ball faced nut, the H-type sleeve
Between spherical surface set by section and the second end anchor slab be mutually matched.
First Ball faced nut is connect with the rod piece one with screw thread pair, second Ball faced nut and the screw rod with
Screw thread pair connection.
The present invention has below beneficial to benefit.
Present invention efficiently solves the mechanical splice problems with multidirectional deviation rod piece in engineering construction field, realize prefabricated
Complete mechanical connection when the rod pieces such as reinforcing bar dock in splicing structure, and guarantee that bonding strength reaches level-one requirement, so that prefabricated
Inspection, inspection and the examination of the rod pieces connector such as reinforcing bar and presstressed reinforcing steel are fully equivalent to ordinary connector in splicing structure.
Connector total length of the present invention is small, and not only material utilization amount substantially reduces, and applicable situation is also more extensive.
Since the invention belongs to the performances of purely mechanic connection, tensile strength, and grouting material need not be waited to reach some condensation by force
Angle value, therefore structure assembly can work continuously, and be truly realized rapid construction.
Detailed description of the invention
Attached drawing 1: anchoring sleeve rotation expansion bolt deviation rod piece connector elevation.
Attached drawing 2: expansion tube elevation.
Attached drawing 3: screw rod rotation expansion bolt deviation rod piece connector elevation.
Attached drawing 4: double Ball faced nut expansion bolt deviation rod piece connector elevation.
Specific embodiment
Embodiment 1.
As shown in Figure 1 and Figure 2, a specific embodiment of the invention, comprising at least expansion bolt I, the first anchoring sleeve II and
Second anchoring sleeve。
Expansion bolt I includes screw rod 1, expansion tube 2 and nut 3, and the first anchoring sleeve II includes first sleeve anchor cup 4 and the
One socket end anchor slab 5, the second anchoring sleeveInclude at least one screw shell 6.
Expansion tube 2 is set to the outside of screw rod 1,1 head of screw rod be it is cylindric, 1 tail portion of screw rod is coniform 101, circular cone 101
Diameter be greater than 2 internal diameter of expansion tube, nut 3 is set to 1 head zone of screw rod.
First sleeve anchor cup 4 is the cup-shaped cylinder with open end 403 and closing in end 402, and 402 wall thickness of closing in end is greater than opening
With 404 transition of the conical surface, the conical surface 404 matches with 1 tail portion cone 101 of screw rod for end 403, open end 403 and 402 inside of closing in end,
Circumferential sawtooth 401 is arranged in 4 closing in end of first sleeve anchor cup, and 4 open end of first sleeve anchor cup and first sleeve end anchor slab 5 are with screw thread
Pair connection.
Circumferential sawtooth 301, the ring of 3 side of nut is arranged in the laterally disposed several longitudinal joints 201 of expansion tube 2,3 one side end face of nut
Match to sawtooth 301 and the circumferential sawtooth 401 of first sleeve anchor cup 4.
Second anchoring sleeveOne end anchoring rod piece 1, the second anchoring sleeveThe head circle of other end anchorage screw 1
Styletable, the tail portion conical end 101 and expansion tube 2 of screw rod 1 protrude into 4 closing in end 402 of first sleeve anchor cup, and nut 3 compresses first set
4 closing in end 402 of cylinder anchor cup, first sleeve end anchor slab 5 is with screw thread pair anchoring rod piece 2 13.
Setting export tightening piece 11 on the outside of first sleeve anchor cup 4, export tightening piece 11 and 4 outside of first sleeve anchor cup are close
It contacts or is fixedly connected.
Embodiment 2.
As shown in figure 4, still another embodiment of the invention, include at least expansion bolt I, the first anchoring sleeve II and the
Two anchoring sleeves。
Expansion bolt I includes screw rod 1, expansion tube 2 and nut 3, and the first anchoring sleeve II includes first sleeve anchor cup 4 and the
One socket end anchor slab 5, the second anchoring sleeveInclude H-type sleeve 6, the first Ball faced nut 7, the second Ball faced nut 9, first end anchor
Plate 8 and second end anchor slab 10.
Expansion tube 2 is set to the outside of screw rod 1,1 head of screw rod be it is cylindric, 1 tail portion of screw rod is coniform 101, circular cone 101
Diameter be greater than 2 internal diameter of expansion tube, nut 3 is set to 1 head zone of screw rod.
First sleeve anchor cup 4 is the cup-shaped cylinder with open end 403 and closing in end 402, and 402 wall thickness of closing in end is greater than opening
With 404 transition of the conical surface, the conical surface 404 matches with 1 tail portion cone 101 of screw rod for end 403, open end 403 and 402 inside of closing in end,
Circumferential sawtooth 401 is arranged in 4 closing in end of first sleeve anchor cup, and 4 open end of first sleeve anchor cup and first sleeve end anchor slab 5 are with screw thread
Pair connection.
Circumferential sawtooth 301, the ring of 3 side of nut is arranged in the laterally disposed several longitudinal joints 201 of expansion tube 2,3 one side end face of nut
Match to sawtooth 301 and the circumferential sawtooth 401 of first sleeve anchor cup 4.
Second anchoring sleeveOne end anchoring rod piece 1, the second anchoring sleeveThe head circle of other end anchorage screw 1
Styletable, the tail portion conical end 101 and expansion tube 2 of screw rod 1 protrude into 4 closing in end 402 of first sleeve anchor cup, and nut 3 compresses first set
4 closing in end 402 of cylinder anchor cup, first sleeve end anchor slab 5 is with screw thread pair anchoring rod piece 2 13.
Setting export tightening piece 11 on the outside of first sleeve anchor cup 4, export tightening piece 11 and 4 outside of first sleeve anchor cup are close
It contacts or is fixedly connected.
First end anchor slab 8 and second end anchor slab 10 are set to 6 both ends of H-type sleeve, first end anchor slab 8, second end anchor slab 10
It is connect between H-type sleeve 6 with screw thread pair.
6 interlude wall thickness of H-type sleeve is greater than both ends wall thickness, and the intermediate heavy wall of H-type sleeve 6 and both ends thin-walled transitional region are arranged
Spherical surface, the first Ball faced nut 7 and 9 end face of the second Ball faced nut are spherical surface, are ball on the inside of first end anchor slab 8 and second end anchor slab 10
It is plane on the outside of face, first end anchor slab 8 and second end anchor slab 10.
First Ball faced nut 7 is set between 6 interlude of H-type sleeve and first end anchor slab 8, the first Ball faced nut 7, H-type
Spherical surface set by 6 interlude of sleeve and first end anchor slab 8 is mutually matched；Second Ball faced nut 9 is set among H-type sleeve 6
Between section and second end anchor slab 10, spherical surface phase set by the second Ball faced nut 9,6 interlude of H-type sleeve and second end anchor slab 8
Mutually matching.
First Ball faced nut 7 is connect with rod piece 1 with screw thread pair, and the second Ball faced nut 9 is connect with screw rod 1 with screw thread pair.
Preferred embodiments of the invention are described in detail above；It should be appreciated that those skilled in the art are not necessarily to
Creative work, which according to the present invention can be conceived, makes many modifications and variations, and various combination is taken to generate numerous preferable realities
Apply example；Therefore, the design of all technician in the art according to the present invention passes through logic point on the basis of existing technology
Analysis, reasoning or the limited available technical solution of experiment, all should be within the scope of protection determined by the claims.
Claims (4)
1. a kind of expansion bolt deviation rod piece connector connects rod piece one (12) and rod piece two on two mounting structures with deviation
(13), it is characterised in that: comprising at least expansion bolt (I), the first anchoring sleeve (II) and the second anchoring sleeve ()；
The expansion bolt (I) includes screw rod (1), expansion tube (2) and nut (3), and first anchoring sleeve (II) includes the
One sleeve anchor cup (4) and first sleeve end anchor slab (5), second anchoring sleeve () it include at least one screw shell (6)；
The expansion tube (2) is set on the outside of the screw rod (1), and screw rod (1) head is cylindric, screw rod (1) tail
Portion is coniform (101), and the diameter of the circular cone (101) is greater than expansion tube (2) internal diameter, and the nut (3) is set to the spiral shell
Bar (1) head zone；
The first sleeve anchor cup (4) is the cup-shaped cylinder with open end (403) and closing in end (402), the closing in end (402)
Wall thickness is greater than the open end (403), described with the conical surface (404) transition on the inside of the open end (403) and closing in end (402)
The conical surface (404) matches with the screw rod (1) tail portion cone (101), the circumferential saw of first sleeve anchor cup (4) closing in end setting
Tooth (401), first sleeve anchor cup (4) open end is removably connect with first sleeve end anchor slab (5) or a system
Make；
Circumferential sawtooth (301) is arranged in the laterally disposed several longitudinal joints (201) of expansion tube (2), (3) one side end face of nut,
The circumferential sawtooth (301) of nut (3) side matches with the circumferential sawtooth (401) of the first sleeve anchor cup (4)；
Second anchoring sleeve () one end anchors the rod piece one (12), second anchoring sleeve () other end anchoring
The head cylindrical end of the screw rod (1), the tail portion conical end (101) and the expansion tube (2) of the screw rod (1) protrude into first set
Cylinder anchor cup (4) closing in end (402), the nut (3) compress first sleeve anchor cup (4) the closing in end (402), the first set
Cylinder end anchor slab (5) removably anchors the rod piece two (13).
2. expansion bolt deviation rod piece connector according to claim 1, which is characterized in that the first sleeve anchor cup
(4) it is in close contact on the outside of outside setting export tightening piece (11), the export tightening piece (11) and the first sleeve anchor cup (4)
Or it is fixedly connected.
3. expansion bolt deviation rod piece connector according to claim 1, which is characterized in that screw rod (1) header area
Guide ring (102) are arranged in domain, and the guide ring (102) is fixedly connected with the screw rod (1), set on the outside of the guide ring (102)
Export tightening piece (11) is set, the export tightening piece (11) is in close contact or is fixedly connected with the guide ring (102).
4. expansion bolt deviation rod piece connector according to claim 1, which is characterized in that second anchoring sleeve () include H-type sleeve (6), the first Ball faced nut (7), the second Ball faced nut (9), first end anchor slab (8) and second end anchor slab
(10)；
The first end anchor slab (8) and the second end anchor slab (10) are set to H-type sleeve (6) both ends, the first end
It is removably connect between anchor slab (8), the second end anchor slab (10) and the H-type sleeve (6)；
H-type sleeve (6) the interlude wall thickness is greater than both ends wall thickness, the intermediate heavy wall of the H-type sleeve (6) and the transition of both ends thin-walled
Spherical surface is arranged in region, and first Ball faced nut (7) and the second Ball faced nut (9) end face are spherical surface, the first end anchor
It is spherical surface, the first end anchor slab (8) and the second end anchor slab (10) outside on the inside of plate (8) and the second end anchor slab (10)
For plane；
First Ball faced nut (7) is set between H-type sleeve (6) interlude and the first end anchor slab (8), described
Spherical surface set by first Ball faced nut (7), H-type sleeve (6) interlude and the first end anchor slab (8) is mutually matched；
Second Ball faced nut (9) is set between H-type sleeve (6) interlude and the second end anchor slab (10), and described
Spherical surface set by two Ball faced nuts (9), H-type sleeve (6) interlude and the second end anchor slab (8) is mutually matched；
First Ball faced nut (7) is connect with the rod piece one (12) with screw thread pair, second Ball faced nut (9) with it is described
Screw rod (1) is connected with screw thread pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275086.1A CN109853872A (en) | 2019-04-08 | 2019-04-08 | A kind of expansion bolt deviation rod piece connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275086.1A CN109853872A (en) | 2019-04-08 | 2019-04-08 | A kind of expansion bolt deviation rod piece connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109853872A true CN109853872A (en) | 2019-06-07 |
Family
ID=66903241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910275086.1A Pending CN109853872A (en) | 2019-04-08 | 2019-04-08 | A kind of expansion bolt deviation rod piece connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109853872A (en) |
-
2019
- 2019-04-08 CN CN201910275086.1A patent/CN109853872A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190607 |