CN105863069B - A kind of gravity type is from anchor connection device and assembly method - Google Patents
A kind of gravity type is from anchor connection device and assembly method Download PDFInfo
- Publication number
- CN105863069B CN105863069B CN201610210115.2A CN201610210115A CN105863069B CN 105863069 B CN105863069 B CN 105863069B CN 201610210115 A CN201610210115 A CN 201610210115A CN 105863069 B CN105863069 B CN 105863069B
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- Prior art keywords
- sleeve
- head
- expansion
- connection device
- gravity type
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- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The present invention relates to a kind of gravity type from anchor connection device and assembly method, belong to architectural engineering technical equipment field.Gravity type mainly includes the sleeve of both ends open from anchor connection device part, and the lower end of sleeve has the bush whorl for connecting building component protruding bar, and the upper end of sleeve is bulge, and sleeve upper end is plugged with expansion-head；The expansion-head includes integrally formed bar portion and head, and the diameter of head maximum is more than the external diameter of the sleeve.The present invention allows it quickly and easily to connect two pre-cast building parts by designing brand-new connecting elements structure.
Description
Technical field
The present invention relates to architectural engineering technical equipment field, is to be related to a kind of gravity type from the company of anchoring specifically
Connection device and assembly method.
Background technology
At present, as Building Trade in China field enters new development course, particularly strengthening reconstruction technology and assembled knot
The development of structure technology, generally require to be attached between building concrete member.
Conventional interconnection technique, attachment structure are complicated, cumbersome, for example to need carry out scene to apply stubborn for bolt.It is limited to
Holistic cost, and it is only that common wrench is not torque spanner to apply stubborn instrument, therefore the technical merit of construction worker determines bolt
The quality of installation.Embedding re-bar technique needs live injecting glue afterwards, and the durability of colloid cannot be guaranteed, can not meet building long-term use
It is required that.Conventional sleeve connection needs to carry out grouting behind shaft or drift lining upon connection, can not avoid situ wet operation, cause construction environment to pollute.
Expansion bolt is as common connecting elements, in the existing more application of building field.Analyzed from structure, it is existing
Expansion bolt, it mainly includes frictionless sleeve, the threaded bolt head of tool and nut, and weakened segment is provided with sleeve.Make
Used time, the bolt head end of truncated cone-shaped is placed in the preformed hole of architectural prefab, then assembling another needs portion to be mounted
Part (such as steel plate), then tighten bolt.With being displaced outwardly for bolt head, reach and strut weakened segment, expansion bolt is embedded in building
Effect in prefabricated component.
But existing expansion bolt, it is necessary to torsion is applied to nut, can just make bolt head move laterally.And build structure
Needs of the part based on integrated connection intensity, it has not been convenient to open up through hole and be used for clamp nut.Therefore, existing expansion bolt, almost
It is not used to connect two architectural prefabs.
In summary, how to design one kind and both can guarantee that quality of connection, and can facilitates site operation operation, also simultaneously
Subsequent job construction is not influenceed, is ensured that job site environment is clean and tidy, is reduced the connecting-piece structure of pollution, be those skilled in the art
The problem of urgent need to resolve.
The content of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of gravity type is from anchor connection device.
The present invention allows it quickly and easily to connect two pre-cast building parts by designing brand-new connecting elements structure.
In order to reach above-mentioned purpose, the present invention adopts the following technical scheme that：
From the sleeve of anchor connection device, including both ends open, the lower end of sleeve has to be built a kind of gravity type for connection
The bush whorl of component protruding bar is built, the upper end of sleeve is bulge, and sleeve upper end is plugged with expansion-head；
The expansion-head includes integrally formed bar portion and head, and the diameter of head maximum is more than the outer of the sleeve
Footpath.
Preferably, the head is truncated cone-shaped.
Preferably, the expansion-head has weakened segment.
Preferably, there is spacing preiection in the sleeve.
Preferably, the spacing preiection is between weakened segment and bush whorl.
While said structure scheme is provided, present invention also offers a kind of side assembled using said apparatus
Method, step are as follows：
A, make the protruding bar of the first building element form screw thread pair with the bush whorl of sleeve lower end to coordinate；
B, sleeve is rotated further until protruding bar is held out against in spacing preiection；
C, expansion-head is placed in the preformed hole of the second building element；
D, make the second building element be moved relative to the first building element, expansion-head is pushed by self gravitation, it is real
Existing bulge expansion, then assembling are completed.
In the above method, it is preferred that the preformed hole is truncated cone-shaped structure.
The beneficial effects of the invention are as follows：
(1) present invention, by the second building element from gravity extrusion expansion head, is made using the second building element from gravity
Expansion-head extrusion expansion portion, so that bulge is weakening position opening, the shape in the hole that the second building element is held successfully in advance
Into from anchor force, ensure to be reliably connected between the second building element and the first building element.
(2) the technology of the present invention is simple, just with member dead weight, passes through building element freely falling body, you can completes reliable
Connection.
(3) present invention is provided with spacing preiection, can be when sleeve is connected with the first building element by bush whorl, by applying
Resistance when reinforcing bar withstands limiter when twisting, aspect efficiently confirm that the physical length of sleeve and reinforcing bar is qualified.
(4) present invention without grouting behind shaft or drift lining, ensures live dry construction, reduces the pollution to environment in connection procedure,
Without injecting glue in connection procedure, ensure the durability of connection, meet the long-term use of requirement of building.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of bulge in the present invention；
Fig. 3 is the structural representation that bulge opens in the present invention；
Fig. 4 is the application state figure of the present invention；
Wherein：1st, expansion-head, 2, sleeve, 3, spacing preiection, 4, bush whorl, 5, bulge, 6, weakened segment, 7, first builds
Build component, the 8, second building element, 9, protruding bar, 10, preformed hole.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Embodiment 1：A kind of gravity type is from anchor connection device, and its structure is as Figure 1-3：Sleeve including both ends open
2, the lower end of sleeve 2 has the bush whorl 4 for connecting building component protruding bar, and the upper end of sleeve 2 is bulge 5, swollen
Expansion-head 1 is plugged with swollen portion 5.
Expansion-head 1 includes integrally formed bar portion and head, and the diameter of head maximum is more than the external diameter of the sleeve 2.
And the head is truncated cone-shaped.
Strutted for the ease of bulge 5, in the present embodiment, weakened segment 6 is provided with bulge 5.
From construction, accurately and conveniently angle considers, spacing preiection 3 is provided with inside sleeve 2, and the spacing preiection 3, which is located at, to be cut
Between weak portion 6 and bush whorl 4.
Embodiment 2：As shown in figure 4, the gravity type described in a kind of Application Example 1 is assembled from anchor connection device
The method of two building elements, its key step are as follows：
A, the thread on the protruding bar of the first building element 7, make under the protruding bar 9 and sleeve 2 of the first building element 7
The bush whorl 4 at end forms screw thread pair and coordinated；
B, rotational sleeve 2 is until protruding bar is held out against in spacing preiection 3；
C, expansion-head 1 is placed in the preformed hole 10 of the second building element 8；
D, the second building element is unclamped, makes the second building element 8 be moved by gravity relative to the first building element,
Then expansion-head 1 is pressed down movement, makes bulge 5 be expanded in weakened segment 6 and opens, and the bulge 5 of opening relies on frictional force and extruding
Power is formed from anchor force, then assembling with the second building element and completed.
Preformed hole can be formed when the second building element pours or follow-up dig forms after the completion of building.
As preferable scheme, preformed hole can be truncated cone-shaped structure, in order to be adapted with expansion-head 1.
In the pre-connection, the quality of the first building element and the size of preformed hole 10 are known, the matter of the second building element
Amount and the specification of protruding bar are also known, therefore can calculate the specification of sleeve 2 and the size and limit convex of expansion-head 1
Play 3 position.
Reinforcing bar is attached using sleeve 2, the intensity of sleeve 2 and bulge 5 and should be able to be met from anchor force not small
In the intensity of member reinforcing steel bar, so as to ensure that gravity type of the present invention is not destroyed from anchor bolt prior to member reinforcing steel bar, meet anchoring
Reliability.By processing the sleeve 2 and bulge 5 of different-diameter, meet to be reliably connected during member reinforcing steel bar diameter difference.
Meanwhile by spacing preiection 3, it can effectively ensure the length of fit with bush whorl 4 of protruding bar, ensure
Precision is connected, reduces the requirement to construction experience.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (5)
1. a kind of gravity type is from anchor connection device, it is characterised in that the sleeve including both ends open, has limit in the sleeve
Position is raised, and the lower end of sleeve has the bush whorl for connecting building component protruding bar, and the upper end of sleeve is bulge, set
Cylinder upper end is plugged with expansion-head, and the expansion-head has weakened segment；
The expansion-head includes integrally formed bar portion and head, and the diameter of head maximum is more than the external diameter of the sleeve.
2. gravity type according to claim 1 is from anchor connection device, it is characterised in that the head is truncated cone-shaped.
3. gravity type according to claim 1 is from anchor connection device, it is characterised in that the spacing preiection is positioned at weakening
Between portion and bush whorl.
4. a kind of method that gravity type using described in claim any one of 1-3 is assembled from anchor connection device, it is special
Sign is that step is as follows：
A, make the protruding bar of the first building element form screw thread pair with the bush whorl of sleeve lower end to coordinate；
B, sleeve is rotated further until protruding bar is held out against in spacing preiection；
C, expansion-head is placed in the preformed hole of the second building element；
D, make the second building element be moved relative to the first building element, expansion-head is pushed by self gravitation, realize swollen
Swollen portion's expansion, then assembling are completed.
5. according to the method for claim 4, it is characterised in that the preformed hole is truncated cone-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610210115.2A CN105863069B (en) | 2016-04-06 | 2016-04-06 | A kind of gravity type is from anchor connection device and assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610210115.2A CN105863069B (en) | 2016-04-06 | 2016-04-06 | A kind of gravity type is from anchor connection device and assembly method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105863069A CN105863069A (en) | 2016-08-17 |
| CN105863069B true CN105863069B (en) | 2018-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610210115.2A Active CN105863069B (en) | 2016-04-06 | 2016-04-06 | A kind of gravity type is from anchor connection device and assembly method |
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| CN (1) | CN105863069B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758873A (en) * | 2018-07-12 | 2018-11-06 | 湖州职业技术学院 | A kind of assembled outdoor unit seat of air conditioner connection structure |
| CN110056194A (en) * | 2019-04-28 | 2019-07-26 | 四川东泉机械设备制造有限公司 | A kind of joining method of prefabricated components |
| CN110748006B (en) * | 2019-10-29 | 2021-10-08 | 华中科技大学 | Push-fastening joint and fabricated construction member |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6718707B2 (en) * | 2002-02-22 | 2004-04-13 | Frederick S. Marshall | Cable end wedge lock |
| CN103104270A (en) * | 2013-02-19 | 2013-05-15 | 裴志胜 | Shear type expansion anchor rod and extension application thereof |
| CN103174137B (en) * | 2013-03-29 | 2014-12-24 | 哈尔滨工业大学 | Active anchoring mechanism with two-time drive function |
| CN103806440B (en) * | 2014-03-05 | 2016-05-25 | 中国建筑股份有限公司 | One can be assembled and be inserted self-clamping type precast hollow diaphram wall and construction method thereof |
| CN204551453U (en) * | 2015-03-01 | 2015-08-12 | 方军 | A kind of self-locking resistance to plucking anchor head |
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| CN105863069A (en) | 2016-08-17 |
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Address after: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee after: Tongyuan Design Group Co. Ltd. Address before: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee before: Shandong Tongyuan Design Group Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee after: Tongyuan Design Group Co.,Ltd. Address before: 250101 1-6, 11, Shun Tai Plaza, 2000 Shun Hua Road, Ji'nan high tech Zone, Shandong. Patentee before: TONGYUAN DESIGN GROUP Co.,Ltd. |
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