CN102127933B

CN102127933B - Y-type connector for new and old structures in added stories of low-storey buildings and construction method thereof

Info

Publication number: CN102127933B
Application number: CN2010105181185A
Authority: CN
Inventors: 刘成建
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-25
Filing date: 2010-10-25
Publication date: 2012-05-02
Anticipated expiration: 2030-10-25
Also published as: CN102127933A

Abstract

The invention provides a Y-shaped connector for new and old structures in added stories of low-storey buildings and a construction method thereof. The two ends of the Y-shaped connector are respectively connected with the two adjacent building structures. The Y-shaped connector is characterized in that the Y-shaped connector comprises a convex part made of steel and a concave part made of steel; the convex part is a convex head connected with a slab seat; the convex head is shaped like dovetail and is similar to Y shape; the Y-shaped convex head extends from the center of the slab seat and is connected with the slab seat into a whole; the concave part is a groove body connected with the slab seat; the inside of the groove body is shaped like a dovetailed groove corresponding to the Y-shaped convex head; and the groove body extends from the center of the slab seat and is connected with the slab seat into a whole. The Y-shaped connector has the following beneficial effects: the connecting device can fix the displacement and rigidity in the four horizontal directions and can ensure the new and old buildings to mutually slide in the vertical settlement direction, thus ensuring the new and old buildings not to deform during differential settlement and effectively improving the rigidity and aseismatic intensity of the whole building; and the Y-shaped connector can be widely applied to the story adding projects of the new and old buildings.

Description

Low-rise building adds layer a new and old structure Y type connector and a job practices thereof

Technical field

The present invention relates to a kind of building connecting elements, particularly a kind of low-rise building that applies to adds the connector between the new and old building thing in layer engineering structures.

Background technology

Along with further going deep into of China's reform, the development of China's economic society is advanced by leaps and bounds, and makes rapid progress.The urbanization paces that country proposes develop rapidly.Particularly get into the 21st century previous decade; The urban development of China makes common people sigh with feeling, Modern Times gets into the big and medium-sized cities of China, and the highrise building in city looks like to emerge rapidly in large numbersBamboo shoots after a spring rain and rises sheer from level ground; City's development enlarges, and the center lot soil in each city is fewer and feweri.Many reasons owing to historical development; The building of twentieth century eight, the nineties is the multi-storey building between five, six layers mostly; Be brick body or brick mix structure body mostly; Its minority is a frame construction, and the sub-district function is poor, greening less, parking difficulty, earthquake-resistant building ability, can not adapt to the demand of China's economic social city development fully.In the reconstruction of the old city town of city, generally take the remodeling method of " tear open greatly and build in large scale "; Not only cause building " life-span " short; And compare with advanced international standard, the building life-span of China has only 1/5th of developed country, has greatly wasted resource; Remove the building waste that old building brings and discharge nowhere, the soil environment has been caused serious pollution.But also caused being discord of society because of the removal reason.Need not remove low-rise building but reinforce layer, can accomplish energy-saving and emission-reduction, environmental protection, low carbon development urban construction, can improve people's dwelling environment and grade again, and make building reach the locality to provide fortification against earthquakes.But need take the otherwise effective technique measure to guarantee to add the safety of layer back building structure.

It is that a kind of technology simply adds layer method that jacket-type adds layer, but the connection between new and old building is a technical barrier.If be rigidly connected between new and old building, then the relative settlement meeting causes structural deterioration; If do not connect, then the new construction bottom is weak, and antidetonation is dangerous.The solution that this difficult problem is not yet in effect always causes this to add a layer mode and is difficult to apply.

Summary of the invention

The purpose of this invention is to provide a kind of low-rise building and add layer a new and old structure Y type connector and a job practices thereof; Apply to low-rise building and add the connector between the new and old building thing in layer engineering structures; Solve when adding layer construction the technical problem that connects between new and old building; And waste, pollution and the relevant social concern of taking " tear open greatly and build in large scale " method to bring in the solution reconstruction of the old city town.

For realizing above-mentioned purpose, the present invention adopts following technical scheme:

A kind of low-rise building adds a layer new and old structure Y type connector, and its two ends are connected with adjacent two building structure respectively, and it is made up of the male member of steel and the female part of steel; Wherein male member is a plush copper that is connected with dull and stereotyped, and dull and stereotyped seat one end is connected with the new building structure by set bolt, and said plush copper is swallow-tail form, approximate Y shape, and said Y shape plush copper extends out and is connected as a single entity with it from a dull and stereotyped central authorities; Wherein female part is a groove body that is connected with dull and stereotyped seat; Dull and stereotyped seat one end is connected with old building structure by set bolt; Being shaped as and the corresponding dove-tail of Y shape plush copper in the said groove body, said groove body extends out and is connected as a single entity with it from a dull and stereotyped central authorities; The plush copper of male member contacts for the containment type face with the groove body of female part, and male member and female part only can be slidingly connected in the direction that plush copper penetrates the groove body relatively.

Said adjacent two building structure can be adjacent two concrete walls, abutment member and beam, two column components or collar tie beam and beam column member.

The material of said male member and female part can be cast steel or high-carbon steel.

Can scribble lubrication oil between the groove body of the plush copper of said male member and female part.

The dull and stereotyped seat thickness of said male member and female part can be 20～40mm, and length and width are can 200～400mm.

The big head width of said Y shape plush copper can be 200～400mm, and the little head breadth can be 100～300mm, and the length of plush copper is greater than the degree of depth of groove body, and the groove depth of groove body can be 100～300mm.

A kind of low-rise building adds layer job practices of new and old structure Y type connector:

Step 1, choose the appropriate bore position, the male member in the connector is installed on the new building structure, be fixed as one with dull and stereotyped seat one end and the new building structure of set bolt with male member according to building structure;

Step 2, choose the appropriate bore position, the female part in the connector is installed in the old building structure, be fixed as one with dull and stereotyped seat one end and the old building structure of set bolt with female part according to building structure;

Step 3, male member and female part are assembled, connect into complete connector;

Step 4, between the depression of the plush copper of male member and female part, be coated with into lubrication oil.

Compared with prior art the present invention has following characteristics and beneficial effect:

Adopt the present invention to connecting between the new and old building, (all around) plays fastening, interconnect function to new aging blocks in the horizontal direction, can allow again to there are differences sedimentation between new aging blocks, guaranteed independence and integral rigidity between the new aging blocks.

The present invention has overcome the shortcoming that traditional " tear open greatly and build in large scale " method can be brought the wasting of resources, environment pollution and relevant social concern, has solved to add the technical problem that connects between new and old building in the layer construction.

Because the mode that has adopted male member and female part to be slidingly connected; The present invention is in displacement of fixed level direction and rigidity; Guarantee that again new aging blocks can produce slip each other in the sedimentation vertical direction when relative settlement; The structural deterioration that thereby having avoided is rigidly connected brings when relative settlement occurring can not produce distortion, can effectively improve the rigidity and the antidetonation earthquake intensity in bed rearrangement building.Male member and female part adopt steel material, scribble lubrication oil between the plush copper of male member and the depression of female part, have guaranteed the durable of connector, can be widely used in bottom new and old building thing and add in the layer construction.

Description of drawings

Below in conjunction with accompanying drawing the present invention is done further detailed explanation.

Fig. 1 is a mounting structure sketch map of the present invention.

Fig. 2 is the schematic side view of total assembling structure of the present invention.

Fig. 3 is the schematic top plan view of total assembling structure of the present invention.

Fig. 4 is a mounting hole site structural representation of the present invention.

Reference numeral: 1-female part, 2-male member, 3-set bolt, the old building structure of 4-, 5-new building structure.

The specific embodiment

Embodiment is referring to Fig. 1, shown in Figure 3, and a kind of low-rise building adds a layer new and old structure Y type connector, and its two ends are connected with adjacent two building structure respectively, and it is made up of the male member 2 of steel and the female part 1 of steel; Wherein male member 2 is a plush copper that is connected with dull and stereotyped, and dull and stereotyped seat one end is connected with new building structure 5 by set bolt 3, and said plush copper is swallow-tail form, approximate Y shape, and said Y shape plush copper extends out and is connected as a single entity with it from a dull and stereotyped central authorities; Wherein female part 1 is a groove body that is connected with dull and stereotyped seat; Dull and stereotyped seat one end is connected with old building structure 4 by set bolt 3; Being shaped as and the corresponding dove-tail of Y shape plush copper in the said groove body, said groove body extends out and is connected as a single entity with it from a dull and stereotyped central authorities; The plush copper of male member 2 contacts for the containment type face with the groove body of female part 1, and male member 2 and female part 1 only can be slidingly connected in the direction that plush copper penetrates the groove body relatively.

Male member 2 among the present invention is installed in the collar tie beam or the beam column crosspoint of a building structure; Female part 1 is installed on another building structure cylinder; Two members be fixed in two build thing method take the various structure mode fixing according to different structure with set bolt 3, the size of set bolt 3, quantity are decided through seismic Calculation according to the building concrete condition.Each size in the connector also is to decide according to the building height.

Said adjacent two building structure are adjacent two concrete walls, abutment member and beam, two column components, collar tie beam and beam column member or core tube and frame construction.

See also Fig. 2, Fig. 3, Fig. 4, the present invention is that two parts assemble.A part is a female part 1, and another is a male member 2.Horizontal four direction is all located each other when cooperating between two Y shape concave-convex member, do not produce displacement, and direction can be slided each other vertically.When therefore the present invention connected between new aging blocks, horizontal four direction played fixation, guarantees the rigidity in bed rearrangement building.Can not produce mutual slippage for the moment and work as the sedimentation of new and old building, the building can be out of shape.

The position, hole of male member 2 and female part 1 all is to decide according to different structure, will have series of products and be used for practical structures.

The material of said male member 2 and female part 1 is cast steel or high-carbon steel.

Scribble lubrication oil between the groove body of the plush copper of said male member 2 and female part 1.

The dull and stereotyped seat thickness of said male member 2 and female part 1 is 20mm～40mm, and length and width are 200mm～400mm.

The big head width of said Y shape plush copper is 200mm～400mm, and the little head breadth is 100mm～300mm, and the length of plush copper is greater than the degree of depth of groove body, and the groove depth of groove body is 100mm～300mm.

Concrete work progress of the present invention:

Step 1, choose the appropriate bore position, the male member in the connector 2 is installed in the building structure, be fixed as one with dull and stereotyped seat one end and the building structure of set bolt 3 with male member 2 according to building structure;

Step 2, choose the appropriate bore position, the female part in the connector 1 is installed in another building structure, be fixed as one with dull and stereotyped seat one end and another building structure of set bolt 3 with female part 1 according to building structure;

Step 3, male member 2 and female part 1 are assembled, connect into complete connector;

Step 4, between the depression of the plush copper of male member 2 and female part 1, be coated with into lubrication oil.

Connector is installed in the position between the new aging blocks.Different height must be selected the connector of different size, and the installation site also is according to different areas, various structure, different basis and deciding.Decide the installation quantity and the specification of member according to the needs of structure design.

Step 1 and step 2 can be exchanged or carried out simultaneously.

Claims

1. a low-rise building adds a layer new and old structure Y type connector, and its two ends are connected with adjacent two building structure respectively, it is characterized in that: it is made up of the male member (2) of steel and the female part (1) of steel; Wherein male member (2) is a plush copper that is connected with dull and stereotyped, and dull and stereotyped seat one end is connected with new building structure (5) by set bolt (3), and said plush copper is swallow-tail form, approximate Y shape, and said Y shape plush copper extends out and is connected as a single entity with it from a dull and stereotyped central authorities; Wherein female part (1) is a groove body that is connected with dull and stereotyped seat; Dull and stereotyped seat one end is connected with old building structure (4) by set bolt (3); Being shaped as and the corresponding dove-tail of Y shape plush copper in the said groove body, said groove body extends out and is connected as a single entity with it from a dull and stereotyped central authorities; The plush copper of male member (2) contacts for the containment type face with the groove body of female part (1); Horizontal four direction is all located each other when cooperating between two Y shape concave-convex member; Do not produce displacement; And direction can be slided each other vertically, and male member (2) and female part (1) only can be slidingly connected in the direction that plush copper penetrates the groove body relatively.

2. low-rise building according to claim 1 adds a layer new and old structure Y type connector, it is characterized in that: said adjacent two building structure are adjacent two concrete walls, abutment member and beam, two column components or collar tie beam and beam column member.

3. low-rise building according to claim 1 adds a layer new and old structure Y type connector, it is characterized in that: the material of said male member (2) and female part (1) is cast steel or high-carbon steel.

4. low-rise building according to claim 1 adds a layer new and old structure Y type connector, it is characterized in that: scribble lubrication oil between the groove body of the plush copper of said male member (2) and female part (1).

5. low-rise building according to claim 1 adds a layer new and old structure Y type connector, it is characterized in that: the dull and stereotyped seat thickness of said male member (2) and female part (1) is 20mm～40mm, and length and width are 200mm～400mm.