CN215053988U - Connecting piece and connecting structure of prefabricated part - Google Patents
Connecting piece and connecting structure of prefabricated part Download PDFInfo
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- CN215053988U CN215053988U CN202120473717.3U CN202120473717U CN215053988U CN 215053988 U CN215053988 U CN 215053988U CN 202120473717 U CN202120473717 U CN 202120473717U CN 215053988 U CN215053988 U CN 215053988U
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Abstract
The connecting piece of the utility model comprises a first plate body, a second plate body, a pull rod, a fastener and an anchoring piece, wherein two ends of the pull rod respectively penetrate through the first plate body and the second plate body and are fixed by the fastener; the anchoring piece comprises an anchor bar, a connecting sleeve and a second fastening piece, the connecting end of the second fastening piece penetrates through the first plate body to be connected with the connecting sleeve, and two ends of the connecting sleeve of the second fastening piece are respectively connected with the anchor bar and the second fastening piece. The utility model discloses a prefabricated component's connection structure includes first component, second component and above-mentioned connecting piece, and first component is the steel member, and the second component is the precast concrete component, and first component is equipped with the fixed orifices, is equipped with the through-hole that the horizontal direction link up on the second component, and the pull rod passes through-hole and one end and is fixed in the second plate body through the fastener, and the other end passes first plate body and fixed orifices in proper order and is fixed in through the fastener and connect the terminal surface, and the second fastener passes fixed orifices and first plate body and connecting sleeve in proper order and is connected. The connecting piece has good stress performance and high reliability.
Description
Technical Field
The utility model belongs to the technical field of the assembly type structure, concretely relates to connecting piece and prefabricated component's connection structure.
Background
The building non-structural member refers to a fixed member and a part except a bearing framework system in a building, and mainly comprises a non-bearing wall, a member attached to a floor and a roof structure, a decorative member and a part, a large storage rack fixed on the floor and the like. With the popularization and popularity of the fabricated building, there is an increasing research on the connection of the non-structural members with the building body. In the prior art, the non-structural member is fixed and installed by welding or bolting the non-structural member to the main structure using L-shaped angle steel. However, the L-shaped angle steel is often large in size, so that the L-shaped angle steel protrudes out of a room, and is difficult to cover even in indoor decoration, and the attractiveness and the use of a building are seriously affected.
Therefore, there is a need to develop a new connecting member and a connecting structure of prefabricated components to solve the technical problems of large size of the connecting member, influence on indoor space, inconvenience in installation and the like in the prior art, so as to achieve quick and convenient installation of the non-structural member, good overall stress performance and high connection reliability.
The utility model has the following contents:
the utility model aims at providing a new connecting piece and prefabricated component's connection structure to solve the connecting piece size that exists among the prior art great, influence indoor usage space, install technical problem such as inconvenient, with the installation that realizes the non-structure piece convenient fast, whole atress performance is good, connects the reliability height.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a connecting piece comprises a first plate body, a second plate body, a pull rod, a fastener and an anchoring piece, wherein two ends of the pull rod respectively penetrate through the first plate body and the second plate body and are fixed through the fastener; the anchoring part comprises an anchor bar, a connecting sleeve and a second fastening part, the second fastening part comprises a connecting end and a fixed end, the connecting end penetrates through the first plate body and is connected with the connecting sleeve, two ends of the connecting sleeve are respectively connected with the anchor bar and the second fastening part, and the connecting sleeve and the anchor bar are arranged in the direction of the first plate body and one side of the second plate body.
The multifunctional connecting piece in this scheme realizes the connection between first plate body and the second plate body through pull rod and fastener, and simple structure, cost of manufacture are lower, and it is convenient to install.
On the basis of the scheme, in another improved scheme, the pull rod is a screw rod with external threads at two ends, and the fastening piece is a nut; or the pull rod is a prestressed tendon, and the fastener is an anchor head. The pull rod can adopt two forms of a screw rod and a prestressed tendon, and has good integral stress performance and high connection reliability.
On the basis of the scheme, in another improved scheme, the end part of the anchor bar far away from the connecting sleeve is provided with an elbow or an anchor head or an additional bar. By means of the arrangement, when the anchor bars are anchored in the precast concrete members, the combination capacity and the pulling resistance of the anchor bars and the concrete can be improved.
On the basis of the above scheme, in another improved scheme, a plurality of waist-shaped holes are formed in the first plate body and the second plate body, and the pull rod and the second fastener penetrate through the corresponding waist-shaped holes. The arrangement is convenient for adjusting the position relation between the pull rod and the second fastener as well as the first plate body and the second plate body.
On the basis of the above scheme, in another improved scheme, the first fixing plate and the second fixing plate are made of steel plates. Through the arrangement, the first plate body and the second plate body are high in strength and strong in pressure resistance.
The utility model also provides a connection structure of prefabricated parts, including the first component, the second component and as above the connecting piece is connected, the first component is the steel component, the second component is the precast concrete component, the side of the first component with the second component is the connection terminal surface, be provided with the through-hole that the horizontal direction link up the second component on the second component, the first plate body and the second plate body set up respectively in the both sides of through-hole, the anchor bar and connecting sleeve are anchored in the second component, be provided with the fixed orifices that the quantity is the same with the pull rod on the connection terminal surface, the pull rod passes the through-hole, one end of pull rod is fixed in on the second plate body through the fastener, the other end of pull rod passes in proper order the first plate body with the fixed orifices and passes through the fastener is fixed in the connection terminal surface, the second fastening piece sequentially penetrates through the fixing hole and the first plate body and is connected with the connecting sleeve.
In the connecting structure of the prefabricated parts, two ends of the pull rod are respectively fixed on the first member and the second member, so that the steel structural member is tensioned and fixed on the prefabricated concrete member, and the reliable connection between the steel structural member and the prefabricated concrete member is realized; the local pressure applied by the pull rod to the precast concrete member can be effectively dispersed through the first plate body and the second plate body, so that the concrete is prevented from cracking due to the local pressure of the pull rod; because the precast concrete component does not extend out of the steel bar, the production mold is simple, the demolding efficiency is high, the turnover frequency of the mold is high, and the loading rate can be improved in the transportation stage; the wet operation of an assembly site is less, a formwork is not required to be erected, the site construction efficiency is improved, the construction is simple and convenient, and the installation efficiency is high; the fault-tolerant rate of on-site assembly is high, and the position of the steel member can be adjusted on site by adjusting the pull rod and the like, so that the on-site installation and adjustment are facilitated.
On the basis of the scheme, in another improved scheme, a containing groove is further formed in the position, corresponding to the first plate body, of the second component, the depth of the containing groove is equal to the thickness of the first plate body, and the first plate body is arranged in the containing groove. Set up like this, first plate body is arranged in the holding tank, can not influence the connection of first component and second component, can guarantee that the piece width of connection structure department is as little as possible.
On the basis of the scheme, in another improved scheme, the first component is a steel structure bay window, and the second component is a prefabricated column; and the top side and the bottom side of the steel structure bay window are respectively connected with the prefabricated column through the connecting piece. The steel structure bay window is pulled and fixed on the prefabricated column through the connecting piece, the connection is reliable, wet operation is not needed, and the replacement is convenient when damage occurs under the conditions of earthquake and the like.
On the basis of the scheme, in another improved scheme, the first member is a steel structure canopy, and the second member is a precast beam; the connection terminal surface of steel construction canopy passes through two at least the connecting piece with precast beam is connected. The steel structure canopy is pulled and fixed on the precast beam through the connecting piece, is reliably connected without wet operation, and is convenient to replace when being damaged under the conditions of earthquakes and the like.
On the basis of the scheme, in another improved scheme, the first component is a steel structure balcony, and the second component is a precast beam; the steel structure balcony is connected with the precast beam through at least two connecting pieces.
The utility model discloses following beneficial effect has:
1. the utility model discloses a connecting piece can adopt screw rod, nut to connect and prestressing force, anchor head to connect two kinds of forms, structure and simple manufacture, low in production cost, and whole atress performance is good, connects the reliability height.
2. The connecting structure of the prefabricated components of the utility model has less wet operation on the assembly site, and the mortar can be covered by the second fixing plate when the interior decoration is subsequently carried out, so that the formwork is not required, the construction cost is reduced, the construction is simple and convenient, and the installation efficiency is high; the fault-tolerant rate of on-site assembly is high, and the position of the steel member can be adjusted on site by adjusting the pull rod and the fastener, so that the on-site installation and adjustment are facilitated.
Drawings
FIG. 1 is a schematic view of a joint member in example 1;
FIG. 2 is a schematic view of a connecting member in embodiment 2;
FIG. 3 is a schematic perspective view showing a connecting structure of prefabricated parts according to example 3;
FIG. 4 is a side view of FIG. 3;
FIG. 5 is a vertical cross-section of FIG. 3;
FIG. 6 is a schematic view showing the structure of the bottom plate of the bay window of steel construction according to example 3;
FIG. 7 is a side view of a precast column in example 3;
FIG. 8 is a schematic perspective view showing a connecting structure of prefabricated parts according to example 4;
FIG. 9 is a vertical cross-sectional view of FIG. 8;
fig. 10 is a perspective view schematically illustrating a connection structure of prefabricated parts according to example 5.
Reference numerals:
1-first plate body 2-second plate body 3-pull rod
4-fastener 5-connecting sleeve 6-anchor bar
7-second fastener 01-connecting piece 02-steel structure bay window
03-prefabricated column 04-accommodating groove 05-connecting section steel
06-fixing hole 07-bottom plate 08-glass
09-precast beam 10-steel structure canopy 11-steel structure balcony
Detailed Description
The following are provided as preferred embodiments of the present invention to aid in further understanding of the invention. It should be understood by those skilled in the art that the description of the embodiments of the present invention is exemplary only, and is not intended as limiting the inventive aspects.
Example 1
Referring to the schematic illustration of fig. 1, the connecting member in embodiment 1 includes a first plate 1, a second plate 2, a pull rod 3, a fastening member 4 and an anchoring member, wherein two ends of the pull rod 3 respectively penetrate through the first plate 1 and the second plate 2 and are fixed by the fastening member 4; the anchoring part comprises anchor bars 6, a connecting sleeve 5 and a second fastening part 7, the two ends of the connecting sleeve 5 are respectively connected with the anchor bars 6 and the second fastening part 7, the second fastening part 7 and the connecting sleeve 5 are respectively arranged on the two sides of the first plate body 1, the second fastening part 7 comprises a connecting end and a fixed end, and the connecting end of the second fastening part 7 penetrates through the first plate body 1 and is connected with the connecting sleeve 5. In the embodiment, a bolt is used as the second fastening piece, and other structural forms can be adopted in other schemes. The multifunctional connecting piece in this scheme realizes the connection between first plate body 1 and the second plate body 2 through pull rod 3 and fastener 4, and simple structure, cost of manufacture are lower, and it is convenient to install.
On the basis of the scheme, in another improved scheme, the pull rod 3 is a screw rod with external threads at two ends, and the fastening piece 4 is a nut. The pull rod 3 can adopt two forms of a screw rod and a prestressed tendon, and has good integral stress performance and high connection reliability. In other solutions, the tie rod 3 may also be provided as a tendon, and the fastening means 4 may be an anchor head, so that the tendon is tensioned on the first panel 1 and the second panel 2 by means of post-tensioning prestressing.
On the basis of the scheme, in another improved scheme, a plurality of waist-shaped holes are formed in the first plate body 1 and the second plate body 2, and the pull rod 3 and the second fastener 7 penetrate through the corresponding waist-shaped holes. This arrangement facilitates adjustment of the positional relationship between the tie rod 3 and the second fastening member 7 and the first and second panels 1 and 2.
On the basis of the scheme, in another improved scheme, the first fixing plate and the second fixing plate are made of steel plates. With the arrangement, the first plate body 1 and the second plate body 2 are high in strength and strong in pressure resistance.
Example 2
Referring to the schematic illustration of fig. 2, the connecting member in this embodiment has substantially the same structure as that in embodiment 1, except that: the end of the anchor bar 6 remote from the connecting sleeve 5 is provided with an elbow form. In other embodiments, the elbow form may be replaced by an anchor head or a structure with additional ribs. With this arrangement, the bonding ability and the pull-out resistance of the anchor bars 6 to concrete can be improved when they are anchored in the precast concrete member.
Example 3
Referring to the illustrations of fig. 3 to 7, the present embodiment provides a connection structure of prefabricated components, including a first component, a second component and a connection member 01 in embodiment 1, wherein the first component is a steel component, the second component is a prefabricated concrete component, the first component is a steel structure bay window 02, and the second component is a prefabricated column 03; the vertical both sides of steel construction bay window 02 are connected with two prefabricated posts 03 respectively, and wherein the top side and the bottom side of the outstanding vertical one side of steel construction are connected with prefabricated post 03 through connecting piece 01 respectively. The side that first component and second component are connected is the connection terminal surface, is provided with the through-hole that the horizontal direction link up the second component on the second component, the anchor bar with connect the sleeve anchor in the second component, first plate body 1 and second plate body 2 set up respectively in the both sides of through-hole, be provided with quantity and the same fixed orifices 06 of pull rod 3 on the connection terminal surface, pull rod 3 passes the through-hole, the one end of pull rod 3 is fixed in on second plate body 2 through fastener 4, the other end of pull rod 3 passes first plate body 1 and fixed orifices 06 in proper order and is fixed in the connection terminal surface through fastener 4, second fastener 7 passes behind fixed orifices and the first plate body in proper order and is connected with connecting sleeve threaded connection. The connecting sleeve in the scheme is a cylinder structure with internal threads arranged inside, and two ends of the connecting sleeve are open; the anchor bars and the connecting ends are provided with matched external threads at the end parts connected with the connecting sleeve, and the anchor bars and the connecting ends are respectively in threaded connection with the two ends of the connecting sleeve. In the scheme, the pull rod is a screw rod, and the fastening piece is a nut, so that the connecting piece in the scheme adopts a connecting form of connecting the upper screw rod with the second fastening piece and pre-embedding the lower sleeve anchor bar, and the actual stress states of the upper part under tension and the lower part under compression in the use process of the connecting piece are better met; in actual engineering, the sizes of the precast beams and the precast columns are variable, and for the precast beams or the precast columns with different sizes, screw rods and anchor bars with different lengths can be adopted, so that the adaptability is high; the connection sleeve is embedded in the second component, so that positioning can be effectively provided for the installation of the first plate body;
in the connecting structure of the prefabricated components, two ends of the pull rod 3 are respectively fixed on the first component and the second component, so that the steel structural member is tensioned and fixed on the prefabricated concrete component, and the reliable connection between the steel structural member and the prefabricated concrete component is realized; the local pressure applied by the pull rod 3 to the precast concrete member can be effectively dispersed through the first plate body 1 and the second plate body 2, so that the concrete is prevented from cracking due to the local pressure of the pull rod 3; because the precast concrete component does not extend out of the steel bar, the production mold is simple, the demolding efficiency is high, the turnover frequency of the mold is high, and the loading rate can be improved in the transportation stage; the wet operation of an assembly site is less, a formwork is not required to be erected, the site construction efficiency is improved, the construction is simple and convenient, and the installation efficiency is high; the fault-tolerant rate of on-site assembly is high, and the position of the steel member can be adjusted on site by adjusting the pull rod 3 and the like, so that on-site installation and adjustment are facilitated.
Referring to the schematic diagram of fig. 7, in another modified solution, a position of the second member corresponding to the first plate body 1 is further provided with a receiving groove 04, a depth of the receiving groove 04 is equal to a thickness of the first plate body 1, and the first plate body 1 is placed in the receiving groove 04. Set up first plate body like this and arrange the holding tank in, can not influence the connection of first component and second component, can guarantee that the piece width of connection structure department is as little as possible.
Referring to the schematic drawings of fig. 3 and 8, the bay window 02 of a steel structure in the present embodiment includes a top plate, a bottom plate 07, and a glass 08 connecting the top plate and the bottom plate 07. All be provided with connection shaped steel 05 on roof and the bottom plate 07, be provided with the stationary plane on the connection shaped steel 05, set up the hole of being connected with pull rod 3 on the stationary plane. The connecting section steel 05 can be made of I-shaped steel, and three connecting section steels 05 are connected with three side edges of the steel plate to form a bottom plate 07 or a top plate; in order to conveniently install the connecting piece 01, one side faces, far away from the steel plate, of the two connecting section steels 05 on the two horizontal sides are arranged to be groove-shaped, and therefore when the pull rod 3 is connected with the fixing face, a certain operation space is reserved.
Example 4
Referring to the schematic diagrams of fig. 8 and 9, in the connection structure of the prefabricated components in the embodiment, the first component is a steel-structure rain shed 10, and the second component is a prefabricated beam 09; the connection end face of the steel structure rain shed 10 is connected with the precast beam 09 through at least two connecting pieces 01 in the embodiment 2. The steel structure canopy 10 is pulled and fixed on the precast beam 09 through the connecting piece 01, the connection is reliable, wet operation is not needed, and the replacement is convenient when damage occurs under the conditions of earthquakes and the like.
Referring to fig. 8 and 9, a method of installing the connecting structure of the prefabricated parts according to the present embodiment will be briefly described:
firstly, producing a prefabricated column 03, erecting a side formwork, embedding a corrugated pipe at a specified position of the prefabricated column 03 to form a through hole, connecting an anchor bar and one end of a connecting sleeve, placing the anchor bar and one end of the connecting sleeve at the specified position, inserting foam into the other end of the connecting sleeve to prevent concrete from entering the connecting sleeve, and enabling the other end of the connecting sleeve to be tightly attached to the produced side formwork, wherein the connecting sleeve is arranged below the corrugated pipe; pouring concrete, curing and forming, taking down foam in the connecting sleeve, and inserting the connecting end into the connecting sleeve for threaded connection after penetrating through the waist-shaped hole of the first plate body; producing the steel structure canopy 10, welding the connecting section steel 05 on the horizontal side edge of the steel structure canopy 10, and forming a fixing hole 06 at a preset position of a fixing surface of the connecting section steel 05;
secondly, hoisting and positioning the prefabricated column 03, enabling the pull rod 3 to penetrate through the through hole, enabling the second plate body 2 to be arranged on the side surface, far away from the steel structure canopy 10, of the prefabricated column 03 and fixed with one end of the pull rod 3 through a fastener 4, and enabling the other end of the pull rod 3 to be exposed out of the surface of the prefabricated column 03 and penetrate through a waist-shaped hole in the first fixing plate;
then, hoisting and positioning the steel structure canopy 10, enabling the fixing hole 06 provided with the connecting section steel 05 to be opposite to the through hole of the prefabricated column 03, and inserting the other end of the pull rod 3 into the fixing hole 06 of the connecting section steel 05;
finally, the position of the steel-structured canopy 10 is adjusted, and the end of the tension rod 3 is fixed on the surface of the connection section steel 05 by the fastening member 4.
Example 5
Referring to the schematic illustration of fig. 10, in the present embodiment, the first member is a steel structure balcony, and the second member is a precast beam 09; the steel structure balcony is connected with the precast girders 09 through three connecting pieces 01. The mounting method is substantially the same as that in embodiment 4, and will not be described herein.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application and not for limiting the protection scope thereof, and although the present application is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: numerous variations, modifications, and equivalents will occur to those skilled in the art upon reading the present application and are within the scope of the claims as issued or as granted.
Claims (9)
1. A connecting piece is characterized by comprising a first plate body, a second plate body, a pull rod, a fastener and an anchoring piece, wherein two ends of the pull rod respectively penetrate through the first plate body and the second plate body and are fixed through the fastener; the anchoring part comprises an anchor bar, a connecting sleeve and a second fastening part, the second fastening part comprises a connecting end and a fixed end, the connecting end penetrates through the first plate body and is connected with the connecting sleeve, two ends of the connecting sleeve are respectively connected with the anchor bar and the second fastening part, and the connecting sleeve and the anchor bar are arranged in the direction of the first plate body and one side of the second plate body.
2. The connecting piece of claim 1, wherein the tie rod is a threaded rod with external threads on both ends, and the fastener is a nut; or the pull rod is a prestressed tendon, and the fastener is an anchor head.
3. A connection piece according to claim 2, wherein the end of the anchor bar remote from the connection sleeve is provided with an elbow or an anchor head or an additional bar.
4. The connecting piece of claim 3, wherein the first plate and the second plate define a plurality of kidney-shaped openings, and the tie rod and the second fastener pass through the corresponding kidney-shaped openings.
5. A connecting structure of prefabricated parts, comprising a first member, a second member and a connecting piece as claimed in any one of claims 1 to 4, wherein the first member is a steel member, the second member is a prefabricated concrete member, the side surface of the first member connected with the second member is a connecting end surface, the second member is provided with a through hole horizontally penetrating through the second member, the first plate and the second plate are respectively arranged at two sides of the through hole, the anchor bar and the connecting sleeve are anchored in the second member, the connecting end surface is provided with a fixing hole, the pull rod passes through the through hole, one end of the pull rod is fixed on the second plate by a fastener, the other end of the pull rod passes through the first plate and the fixing hole in sequence and is fixed on the connecting end surface by the fastener, the second fastening piece sequentially penetrates through the fixing hole and the first plate body and is connected with the connecting sleeve.
6. The prefabricated member connection structure according to claim 5, wherein a receiving groove is further formed at a position of the second member corresponding to the first plate body, the receiving groove having a depth equal to a thickness of the first plate body, and the first plate body is seated in the receiving groove.
7. The prefabricated member connecting structure according to claim 6, wherein the first member is a steel structural bay window, and the second member is a prefabricated column; and the top side and the bottom side of the steel structure bay window are respectively connected with the prefabricated column through the connecting piece.
8. The prefabricated parts connecting structure according to claim 6, wherein the first member is a steel-structured rainshed, and the second member is a prefabricated beam; the connection terminal surface of steel construction canopy passes through two at least the connecting piece with precast beam is connected.
9. The prefabricated parts connecting structure according to claim 6, wherein the first member is a steel structure balcony, and the second member is a prefabricated beam; the steel structure balcony is connected with the precast beam through at least two connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120473717.3U CN215053988U (en) | 2021-03-04 | 2021-03-04 | Connecting piece and connecting structure of prefabricated part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120473717.3U CN215053988U (en) | 2021-03-04 | 2021-03-04 | Connecting piece and connecting structure of prefabricated part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215053988U true CN215053988U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120473717.3U Active CN215053988U (en) | 2021-03-04 | 2021-03-04 | Connecting piece and connecting structure of prefabricated part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215053988U (en) |
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2021
- 2021-03-04 CN CN202120473717.3U patent/CN215053988U/en active Active
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Effective date of registration: 20211221 Address after: 5 / F, office building 2, Zhongmin zhuyou Co., Ltd., No. 10, Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province, 410000 Patentee after: Zhuyou Zhizao Technology Investment Co., Ltd Address before: 10 Zhongshi Road, shaping street, Kaifu District, Changsha City, Hunan Province Patentee before: Zhuyou Zhizao Technology Industry Group Co.,Ltd. |