CN201835435U - Prestressed reinforced concrete precast column - Google Patents

Prestressed reinforced concrete precast column Download PDF

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Publication number
CN201835435U
CN201835435U CN 201020554375 CN201020554375U CN201835435U CN 201835435 U CN201835435 U CN 201835435U CN 201020554375 CN201020554375 CN 201020554375 CN 201020554375 U CN201020554375 U CN 201020554375U CN 201835435 U CN201835435 U CN 201835435U
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CN
China
Prior art keywords
reinforced concrete
prestressed reinforced
prefabricated post
concrete prefabricated
embedded
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
Application number
CN 201020554375
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Chinese (zh)
Inventor
杨峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Baosha Construction Co., Ltd.
Original Assignee
HUAHUI ENGINEERING DESIGN GROUP Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HUAHUI ENGINEERING DESIGN GROUP Co Ltd filed Critical HUAHUI ENGINEERING DESIGN GROUP Co Ltd
Priority to CN 201020554375 priority Critical patent/CN201835435U/en
Application granted granted Critical
Publication of CN201835435U publication Critical patent/CN201835435U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a prestressed reinforced concrete precast column. A prestressed reinforced concrete precast column body adopts the pretensioning process and is embedded with prestressed steel strands. The high-strength steel strands are used for replacing ordinary steel bars, therefore, the steel usage of the column is greatly reduced, and the manufacturing cost is lowered. The prestressed precast column manufactured by the pretensioning process has good rigidity and better durability and is convenient to install. The column body is provided with a plurality of partitioned cavities, so that the column has good integrity, bidirectional bending resistance, strong anti-torsion ability, light weight and convenient hoisting and transportation. The top end of the column is provided with an embedded bolt or an embedded ferrous part, therefore, the column is conveniently connected with a steel column of an upper column to form a combined column, the structure is reasonable, and the construction is convenient. A concrete bracket, a steel bracket or a reinforced concrete bracket is embedded with an embedded bolt or an embedded iron part so as to connect a crane beam.

Description

A kind of prestressed reinforced concrete prefabricated post
Technical field
The utility model relates to the building structural element in a kind of building trade, particularly a kind of prestressed reinforced concrete prefabricated post that is used to have the driving single-storey factory building.
Background technology
There is the kind of driving single-storey factory building framed bent post to mainly contain steel column, cast-in-situ reinforced concrete column and prefabricated reinforced concrete column.Steel column cost height, steel using amount is big, and fireproof performance is poor.The cast-in-situ reinforced concrete column construction period is long, complex process, and labor intensive, because be the large eccentricity force column, post also bigger with girder steel.Prefabricated reinforced concrete column is a solid construction, and steel using amount is big, from great, and transporting and hoisting inconvenience.
The utility model content
In order to overcome above-mentioned deficiency of the prior art, the utility model provides a kind of prestressed reinforced concrete prefabricated post.
The main technical schemes that the utility model adopts is: a kind of prestressed reinforced concrete prefabricated post, the body of described prestressed reinforced concrete prefabricated post adopt pre-tensioning system technology to be embedded with prestress wire.
The utility model also adopts following attached technical scheme: have cavity in its body, the quantity of described cavity is a plurality of and is spaced from each other;
In the body that is embedded in described prestressed reinforced concrete prefabricated post of described prestress wire symmetry;
Side on described prestressed reinforced concrete prefabricated post top has the concrete bracket;
At least one side on described prestressed reinforced concrete prefabricated post top is embedded with the built-in fitting that is used to make steel corbel or steel bar concrete bracket;
Be embedded with pre-embedded bolt and/or embedded iron parts on the top of described prestressed reinforced concrete prefabricated post;
The end that is positioned at the steel strand of described steel bar concrete prefabricated post bottom is provided with ground tackle;
Be filled with tub, cement fibrolite plate box or foam block in the described cavity;
The position of burying steel strand in prestressed reinforced concrete prefabricated post end underground is embedded with reinforced mesh or spiral hoop;
Described prestressed reinforced concrete prefabricated post two ends 600mm is a solid to the position of 1500mm.
The beneficial effect that adopts the utility model to bring is: (1) has replaced plain bars with high-strength steel strand, thereby the steel using amount of post is declined to a great extent, and cost reduces.(2) the prestressing force prefabricated post that adopts pre-tensioning system technology to make, rigidity is good especially, can reduce column cross-section size.Easy for installation, endurance quality is better.(3) body of post has a plurality of cavitys spaced apart from each other, the good integrity of post, and two-way bending resistance, anti-twisting property is strong, and is in light weight, convenient lifting transportation.(4) on the top of post pre-embedded bolt or embedded iron parts are set, are convenient to connect the formation combined column with the steel column of upper prop, rational in infrastructure, easy construction.Being embedded with pre-embedded bolt or embedded iron parts on the steel corbel or on the steel bar concrete bracket, be used to connect crane beam.
Description of drawings
Fig. 1 is the overall structure figure of the utility model hollow column;
Fig. 2 is the A-A sectional view of the utility model hollow column;
Fig. 3 is embedded with the sectional view of reinforced mesh for the end end of the utility model hollow column;
Fig. 4 is that A among Fig. 3 is to view.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further detailed description:
As shown in Figure 1 to Figure 3, be a kind of prestressed reinforced concrete prefabricated post that the utility model provides, the body of described prestressed reinforced concrete prefabricated post adopts pre-tensioning system technology to be embedded with prestress wire 1.High-strength steel strand 1 have replaced plain bars, thereby the steel using amount of post is declined to a great extent, and cost reduces.The prestressed column that adopts pre-tensioning system technology to make, when factory mass is made, low cost of manufacture.Rigidity is good, easy for installation especially, and endurance quality is better.In addition, have cavity 2 in the body of post, the quantity of described cavity 2 is a plurality of and is spaced from each other.The setting of cavity 2 makes the lighter overall weight of post, convenient transportation, lifting construction.
As shown in Figure 1 to Figure 3, the body of described prestressed reinforced concrete prefabricated post also is embedded with reinforcing bar.In the body that is embedded in described prestressed reinforced concrete prefabricated post of described prestress wire 1 symmetry.In the body that is embedded in described prestressed reinforced concrete prefabricated post of described steel strand symmetry.
The breadth of section of described prestressed reinforced concrete prefabricated post is between the 400mm-500mm, and the limited 400mm that selects for use highly is between the 400mm-1000mm, preferably to select 800mm for use.
As shown in Figure 1, in the present embodiment, the side on described prestressed reinforced concrete prefabricated post top has concrete bracket 3.On concrete bracket 3, be embedded with embedded iron parts 5, be embedded with pre-embedded bolt 4 on the top of steel bar concrete prefabricated post, be located at being used on the concrete bracket and connect crane beam, be connected to form combined column and be located at the steel column that being used on the steel bar concrete prefabricated post top connect top.
The end that is positioned at the steel strand of described steel bar concrete prefabricated post bottom is provided with ground tackle 9, is used for anchoring steel strand 1, makes the prestressing force of cylinder lower end even.
Described prestressed reinforced concrete prefabricated post two ends 600mm is a solid to the position of 1500mm.
Except that present embodiment, another scheme also is provided, in this scheme, difference is to be embedded with the embedded iron parts 8 of pre-embedded bolt 4 or band anchor pin on the roof of described precast beam end, and at least one side on prestressed reinforced concrete prefabricated post top is embedded with the built-in fitting that is used to make steel corbel or steel bar concrete bracket, steel corbel or steel bar concrete bracket are post-production and form, and built-in fitting is to provide the prerequisite basic condition for the later stage preparation.
In the process of preparation hollow column,, can place tub 6, cement fibrolite plate box or foam block in order to form cavity 2.After preparing post, described tub 6, cement fibrolite plate box or foam block just have been contained in the cavity 2.
Referring to Fig. 1 and Fig. 3, in the foregoing description that the present invention provides, the position that described steel bar concrete prefabricated post end is buried steel strand underground is embedded with reinforced mesh 7.In the foregoing description that the present invention provides, because steel strand 1 produce local failure to the cylinder concrete when putting, described reinforced mesh 7 can prevent that this position concrete from producing the crack.This reinforced mesh 7 is at least two, satisfies requirement of strength with this.
Except that reinforced mesh 7, also can adopt spiral hoop, function as described above equally.

Claims (10)

1. prestressed reinforced concrete prefabricated post is characterized in that: the body of described prestressed reinforced concrete prefabricated post adopts pre-tensioning system technology to be embedded with prestress wire (1).
2. prestressed reinforced concrete prefabricated post according to claim 1 is characterized in that: have cavity (2) in its body, the quantity of described cavity (2) is a plurality of and is spaced from each other.
3. prestressed reinforced concrete prefabricated post according to claim 2 is characterized in that: in the body that is embedded in described prestressed reinforced concrete prefabricated post of described prestress wire (1) symmetry.
4. prestressed reinforced concrete prefabricated post according to claim 3 is characterized in that: the side on described prestressed reinforced concrete prefabricated post top has concrete bracket (3).
5. prestressed reinforced concrete prefabricated post according to claim 3 is characterized in that: at least one side on described prestressed reinforced concrete prefabricated post top is embedded with the built-in fitting (8) that is used to make steel corbel or steel bar concrete bracket.
6. prestressed reinforced concrete prefabricated post according to claim 1 is characterized in that: be embedded with pre-embedded bolt (4) and/or embedded iron parts (5) on the top of described prestressed reinforced concrete prefabricated post.
7. according to claim 4 or 5 described prestressed reinforced concrete prefabricated post, it is characterized in that: the end that is positioned at the steel strand of described steel bar concrete prefabricated post bottom is provided with ground tackle (9).
8. prestressed reinforced concrete prefabricated post according to claim 1 is characterized in that: be filled with tub (6), cement fibrolite plate box or foam block in the described cavity (2).
9. prestressed reinforced concrete prefabricated post according to claim 1 is characterized in that: the position of burying steel strand in prestressed reinforced concrete prefabricated post end underground is embedded with reinforced mesh (6) or spiral hoop.
10. prestressed reinforced concrete prefabricated post according to claim 1 is characterized in that: described prestressed reinforced concrete prefabricated post two ends 600mm is a solid to the position of 1500mm.
CN 201020554375 2010-09-28 2010-09-28 Prestressed reinforced concrete precast column Expired - Fee Related CN201835435U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201020554375 CN201835435U (en) 2010-09-28 2010-09-28 Prestressed reinforced concrete precast column

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201020554375 CN201835435U (en) 2010-09-28 2010-09-28 Prestressed reinforced concrete precast column

Publications (1)

Publication Number Publication Date
CN201835435U true CN201835435U (en) 2011-05-18

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CN 201020554375 Expired - Fee Related CN201835435U (en) 2010-09-28 2010-09-28 Prestressed reinforced concrete precast column

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CN (1) CN201835435U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102852282A (en) * 2012-08-15 2013-01-02 杨众 Lattice-type section steel column, composite column and construction method of the composite column
CN105113636A (en) * 2015-08-18 2015-12-02 中国电建集团贵阳勘测设计研究院有限公司 Connecting structure of crane beam and bracket and construction method of connecting structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102852282A (en) * 2012-08-15 2013-01-02 杨众 Lattice-type section steel column, composite column and construction method of the composite column
CN102852282B (en) * 2012-08-15 2016-08-03 杨众 The coupled column of a kind of lattice steel column and reinforced concrete and construction method
CN105113636A (en) * 2015-08-18 2015-12-02 中国电建集团贵阳勘测设计研究院有限公司 Connecting structure of crane beam and bracket and construction method of connecting structure

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ASS Succession or assignment of patent right

Owner name: HUAHUI ENGINEERING DESIGN GROUP SHARES CO., LTD.

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Effective date: 20120807

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Address after: 312000 Zhejiang Province, Shaoxing Zhongxing Road No. 339 building Huahui Changan

Patentee after: Huahui Engineering Design Group Co., Ltd.

Address before: 312000 Zhejiang Province, Shaoxing Zhongxing Road No. 339 building Huahui Changan

Co-patentee before: Huahui Engineering Design Group Co., Ltd.

Patentee before: Yang Feng

ASS Succession or assignment of patent right

Owner name: ZHEJIANG BAOSHA?CONSTRUCTION CO.,?LTD.

Free format text: FORMER OWNER: HUAHUI ENGINEERING DESIGN GROUP SHARES CO., LTD.

Effective date: 20141223

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

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TR01 Transfer of patent right

Effective date of registration: 20141223

Address after: 312400, No. 387-2, Southeast Road, deer Hill Street, Zhejiang, Shengzhou

Patentee after: Zhejiang Baosha Construction Co., Ltd.

Address before: 312000 Zhejiang Province, Shaoxing Zhongxing Road No. 339 building Huahui Changan

Patentee before: Huahui Engineering Design Group Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110518

Termination date: 20160928

CF01 Termination of patent right due to non-payment of annual fee