CN205259460U - Extrusion sleeve leads nipple - Google Patents
Extrusion sleeve leads nipple Download PDFInfo
- Publication number
- CN205259460U CN205259460U CN201520901703.1U CN201520901703U CN205259460U CN 205259460 U CN205259460 U CN 205259460U CN 201520901703 U CN201520901703 U CN 201520901703U CN 205259460 U CN205259460 U CN 205259460U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- tubaeform
- reinforcing bar
- compression sleeve
- connects
- 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.)
- Expired - Fee Related
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- Reinforcement Elements For Buildings (AREA)
Abstract
The utility model provides an one end is equipped with in the cover interface (2) extrusion sleeve link (3) for cover interface (2) that extrusion sleeve leads nipple, characterized by is whole to be tubaeform, upper and lower through -hole structure, the great one end of trumpet shaped opening is for leading interface (1), and trumpet shaped opening is less. The utility model discloses can help cast member to reserve the odd reinforcing bar and connect with the economic efficient of extrusion sleeve connected mode realization of technology maturation, overcome and to adopt wide application the most, economic efficient extrusion sleeve to connect the problem because of there being the deviation between the splice of cast member odd.
Description
Technical field:
The utility model belongs to civil engineering work industrialization field, is specifically related to building industrialization precast concrete component usedReinforcing bar Quick mechanical connects key technology, and specifically a kind of compression sleeve connects cover.
Background technology:
That country is doing one's utmost to advocate, so that " standardized designs, batch production production, prefabricated construction, finished product makeup are repaiied, informationChange management " be the now change of building industry of feature, be the dominant direction of present stage building industry upgrading transition. Batch production is producedThe key technology that precast concrete component realizes prefabricated construction is the joint connection in site between member.
In traditional cast-in-situ steel reinforced concrete member, rebar connecting technology is mainly overlap joint, welding and mechanical connection, and wherein machinery connectsThe main Types that connects mode has compression sleeve connection, screw shell connection, filling sleeve to connect.
The precast concrete of the required employing of building industrialization is reserved lifts one's head the connection of reinforcing bar, requires stressed reliable, economical and efficient,Ensure certain integral prefabricated rate. Common overlap joint need to stay establishes very long cast-in-place lap segment, and cast in situs amount significantly increases, tightHeavily reduce prefabricated rate; Connect by root bead that workload is large, efficiency is low; Conventional threads muff joint, all requirements of compression sleeve jointTwo connecting reinforcement accurate contrapositions, execute-in-place difficulty poor efficiency, all inapplicable.
The reserved rebar connecting technology of lifting one's head of most widely used precast concrete of present stage is mainly that sleeve grouting connects, slurry anchorOverlap joint connects, and the former belongs to filling sleeve and connects, and the latter belongs to indirect overlap joint and connects, and is to connect at traditional cast-in-situ concrete member reinforcing barIn technical foundation, develop, do not require connecting reinforcement accurate contraposition.
Sleeve grouting connect be in grout sleeve pre-buried in precast concrete, insert reinforcing bar cement injection base grouting material andThe reinforcing bar connected mode realizing, grout sleeve price used is regular screw threads sleeve or cold extrusion sleeve 15～20 times, cost is highHigh, less economical, only for the connection of stressed key position.
It is reserving hole channel in precast concrete that slurry anchor overlap joint connects, and inserts the reinforcing bar that needs overlap joint priming petock in ductMud base grouting material and the bar splicing connected mode that realizes. Between the reinforcing bar of overlap joint, there is certain distance, the pulling force of connecting reinforcementBy Shear transfer, to grouting material, get in the interface that the shearing that grouting material is subject to is delivered between surrounding concrete again. Slurry anchor is takenConnect the relative sleeve grouting of link cost connection and decrease, be main connected mode under prior art means condition. But this companyThe mode Path of Force Transfer of connecing is not direct, needs pre-buried fixing loaded down with trivial details duct and the auxiliary material of grouting when prefabricated components, and lap segment need configure spiralReinforcing bar, make efficiency declines, and cost is still higher.
Utility model content:
The utility model provides a kind of compression sleeve to connect cover, can solve the prefabricated coagulation that need to connect in the time using sleeve to connectSoil member is lifted one's head splice and is difficult for the problem of accurate contraposition, gives full play to the compression sleeve interconnection technique advantage that tradition is ripe, realThat existing precast concrete routinizes is prefabricated, the target of judicial convenience assembling, economical and efficient.
The technical solution of the utility model is as follows:
A kind of compression sleeve connects cover, and entirety be tubaeform, through-hole structure up and down, and the larger one end of horn opening is for connecting mouth 1,One end that horn opening is less is socket 2, is provided with compression sleeve link 3 in socket 2.
One end collar extension internal diameter that described horn opening is less is inserted in after sleeve outer diameter D certain distance, wall thickness become greatly to internal diameter slightlyBe less than sleeve diameter d, make to connect cover and can be shelved on sleeve and can not pass, and the reinforcing bar that makes to slip into can not to run into sleeve suitable for readingRetardance; The outside flare up in the larger one end of horn opening is tubaeform, and the tubaeform at an angle and radian of dehiscing, leads with the most sharpEntering off normal reinforcing bar is advisable; The tubaeform inwall of dehiscing has certain hardness, ensures can not block steel because of scratch in the time importing reinforcing barMuscle slips into.
The described disposable expendable part that connects cover and can be designed to closing form, also can be designed to formed and be provided with by two halfbodiesThe reusable body of folding form of articulated mounting 4 and locker 5. The disposable expendable part of closing form and folding formReusable.
Beneficial effect
The utility model can help the reserved reinforcing bar of lifting one's head of precast concrete to realize with the compression sleeve connected mode of technology maturationThe connection of economical and efficient, overcomes precast concrete and lifts one's head between splice and the most extensively should because existing deviation to adoptWith the compression sleeve connectivity problem of, economical and efficient.
The utility model principle is clear, simple in structure, is easy to implement, easy to utilize, will become building industry modernization and enterIn journey, the break-through point of structure connected node research of technique problem, has very high engineering using value and economic benefit, pre-for realizingThat concrete component processed routinizes is prefabricated, the target of judicial convenience assembling, economical and efficient is made significant contribution.
Brief description of the drawings
Fig. 1 is the closed structural representation that connects cover of the present utility model.
Fig. 2 is the structural representation that open-close type of the present utility model connects cover.
Fig. 3 is that sleeve of the present utility model connects the structural representation that cover coordinates compression sleeve connection prefabricated components.
Detailed description of the invention:
Below in conjunction with accompanying drawing, the utility model is described further.
As Fig. 1 to Fig. 3, a kind of compression sleeve connects cover, and entirety is tubaeform, upper and lower through-hole structure, horn opening largerEnd is for connecting mouth 1, and one end that horn opening is less is socket 2, is provided with compression sleeve link 3 in socket 2.
One end collar extension internal diameter that described horn opening is less is inserted in after sleeve outer diameter D certain distance, and it is same to internal diameter greatly that wall thickness becomesSleeve diameter d, makes to connect cover and can be shelved on sleeve and can not pass, and make the reinforcing bar slipping into can not run into sleeve retardance suitable for reading;The outside flare up in the larger one end of horn opening is tubaeform, and the tubaeform at an angle and radian of dehiscing, with the most sharp importing off normalReinforcing bar is advisable; The tubaeform inwall of dehiscing has certain hardness, ensures that in the time importing reinforcing bar, can not block reinforcing bar because of scratch slips into.
This kind connects the disposable expendable part that cover can be closing form, as shown in Figure 1;
Also can be designed to can folding, connects reusable that cover, hinge and shutoff device form, as Fig. 2 by two halvesShown in.
On described tubaeform outer wall, be respectively equipped with articulated mounting 4 and locker 5.
Select the steel of certain degree of hardness, adopt suitable steelwork manufacture method to produce sleeve and connect cover body; If foldingFormula connects cover, is equipped with hinge and padlock accessory and is assembled into finished product.
When enforcement, as shown in Figure 3: 1. in advance by the first reserved steel bar connector of compression sleeve crimping the first precast concreteOn; 2. compression sleeve is connected and be socketed on compression sleeve in advance; 3. pass through deadweight or suitable external force by the second precast concreteMember integrated docks with the first precast concrete, and the first reserved steel bar connector is by the cover that connects on correspondence position compression sleeveImport compression sleeve; 4. after importing length and meeting the requirements, check and adjust member and locate and fix, crimping the second reserved steel bar companyThe compression sleeve of joint one end, completes connection.
Because there being certain contraposition deviation, when the second reserved steel bar connector is imported into, because of be forced to distortion and glide produce with leadFriction drag between female connector is conducted oneself with dignity by prefabricated components or suitable external force overcomes.
Claims (3)
1. compression sleeve connects a cover, it is characterized in that entirety is for tubaeform, upper and lower through-hole structure, the larger one end of horn openingFor connecting mouthful (1), one end that horn opening is less is socket (2), is provided with compression sleeve link (3) in socket (2).
2. a kind of compression sleeve according to claim 1 connects cover, it is characterized in that outside one end that described horn opening is lessMouth internal diameter is inserted in after sleeve outer diameter (D) certain distance, and wall thickness change is slightly smaller than sleeve diameter (d) to internal diameter greatly, makes to connect coverCan be shelved on sleeve and can not pass, and make the reinforcing bar slipping into can not run into sleeve retardance suitable for reading; The larger one end of horn openingOutwards flare up is tubaeform, and the tubaeform at an angle and radian of dehiscing, is advisable with the most sharp importing off normal reinforcing bar; TubaeformMouth inwall has certain hardness, ensures that in the time importing reinforcing bar, can not block reinforcing bar because of scratch slips into.
3. a kind of compression sleeve according to claim 1 connects cover, it is characterized in that being respectively equipped with hinge on described tubaeform outer wallConnection device (4) and locker (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901703.1U CN205259460U (en) | 2015-11-12 | 2015-11-12 | Extrusion sleeve leads nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901703.1U CN205259460U (en) | 2015-11-12 | 2015-11-12 | Extrusion sleeve leads nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205259460U true CN205259460U (en) | 2016-05-25 |
Family
ID=56000995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901703.1U Expired - Fee Related CN205259460U (en) | 2015-11-12 | 2015-11-12 | Extrusion sleeve leads nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205259460U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320531A (en) * | 2016-08-22 | 2017-01-11 | 沈阳建筑大学 | Prefabricated concrete structure connecting method adopting bilateral half-open left-screwed and right-screwed sleeve |
| CN106836653A (en) * | 2017-02-28 | 2017-06-13 | 中国建筑第八工程局有限公司 | Extrude direct insertion reinforcing steel bar connecting device |
| CN108381023A (en) * | 2018-05-04 | 2018-08-10 | 师海巍 | Reinforcing bar butt-welding machine |
| CN109025071A (en) * | 2018-08-07 | 2018-12-18 | 广东省建筑设计研究院 | Assembled arthitecutral structure concrete vertical member docking structure and method |
-
2015
- 2015-11-12 CN CN201520901703.1U patent/CN205259460U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320531A (en) * | 2016-08-22 | 2017-01-11 | 沈阳建筑大学 | Prefabricated concrete structure connecting method adopting bilateral half-open left-screwed and right-screwed sleeve |
| CN106836653A (en) * | 2017-02-28 | 2017-06-13 | 中国建筑第八工程局有限公司 | Extrude direct insertion reinforcing steel bar connecting device |
| CN106836653B (en) * | 2017-02-28 | 2023-05-12 | 中国建筑第八工程局有限公司 | Extrusion direct-insertion type steel bar connecting device |
| CN108381023A (en) * | 2018-05-04 | 2018-08-10 | 师海巍 | Reinforcing bar butt-welding machine |
| CN108381023B (en) * | 2018-05-04 | 2023-08-08 | 师海巍 | Steel bar butt welding machine |
| CN109025071A (en) * | 2018-08-07 | 2018-12-18 | 广东省建筑设计研究院 | Assembled arthitecutral structure concrete vertical member docking structure and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20171112 |