CN204059990U - To reeve in pipe pre-stress construction instrument - Google Patents
To reeve in pipe pre-stress construction instrument Download PDFInfo
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- CN204059990U CN204059990U CN201420467286.XU CN201420467286U CN204059990U CN 204059990 U CN204059990 U CN 204059990U CN 201420467286 U CN201420467286 U CN 201420467286U CN 204059990 U CN204059990 U CN 204059990U
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- sleeved part
- anchoring piece
- pipe
- reeve
- lifting portion
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Abstract
The utility model provides in a kind of pipe pre-stress construction instrument of reeving, and comprising: lifting portion; First sleeved part and the second sleeved part, be located at both sides, lifting portion and adaptive lifting portion respectively; First anchoring piece, one end of the first anchoring piece is anchored on steel work, and the other end of the first anchoring piece is connected with the first sleeved part; Second anchoring piece, is located at the end of the second sleeved part; And be arranged in the stretch-draw drag cable bundle of the second anchoring piece, the second sleeved part, lifting portion, the first sleeved part and the first anchoring piece successively.To reeve in pipe provided by the utility model pre-stress construction instrument, by the second anchoring piece of connecting in turn, the second sleeved part, lifting portion, the first sleeved part and the first anchoring piece, and wear many stretch-draw drag cable bundles, and carry out both-end stretch-draw in the end of the first anchoring piece and the second anchoring piece, solve construction tool very flexible of the prior art, waste time and energy and group's anchor prestressed stretch-draw Fixture Design problem.
Description
Technical field
Science and technology field belonging to the utility model is the building operations in engineering construction, and affiliated specialty is the structure construction of building structure, for the prestress application link in prestress engineering, and pre-stress construction instrument of particularly reeving in one pipe.
Background technology
Prestressing technique has been widely used in structural steelwork, by laying prestressed material in the structure and carrying out stretch-draw thus set up required prestressing force in the structure.In Large sports architecture, public building and industrial construction, as stadiums, conference and exhibition center etc., often adopt prestressed Construction Technology.Prestressing force of reeving in pipe refers to lays prestressed cable in closed steel pipe, by direct stretch-draw drag-line, and produces the equivalent load at direction structure center.General winding up or laying assembled cable in lower edge steel pipe at space truss, pre-stressed construction method is: adopt non-bending steel cable assembled cable and locking porous intermediate plate anchor, reeve by root or whole bundle, entire beam tension.
Utility model content
For overcoming the defect existing for prior art, now providing in a kind of pipe pre-stress construction instrument of reeving, solving construction tool very flexible of the prior art, waste time and energy and group's anchor prestressed stretch-draw Fixture Design problem.
To reeve in a kind of pipe pre-stress construction instrument, comprising: lifting portion; First sleeved part and the second sleeved part, be located at described both sides, lifting portion and adaptive described lifting portion respectively; First anchoring piece, one end of described first anchoring piece is anchored on steel work, and the other end of described first anchoring piece is connected with described first sleeved part; Second anchoring piece, is located at the end of the second sleeved part; And be arranged in the stretch-draw drag cable bundle of the second anchoring piece, the second sleeved part, lifting portion, the first sleeved part and the first anchoring piece successively.
Preferably, connector is provided with between described second anchoring piece and described second sleeved part.
Preferably, described connector is flange.
Preferably, described lifting portion is jack.
Preferably, described first sleeved part and described second sleeved part are all in hollow cylindrical body.
Preferably, described first sleeved part and described second sleeved part inner space are all towards described lifting portion convergent successively.
Preferably, the connecting end portion of described first sleeved part and described second sleeved part arranges the screens groove mated with described lifting portion.
Preferably, described second anchoring piece comprises moveable anchor body and is located on described moveable anchor body for the anchor hole that many stretch-draw drag cable bundles wear.
Preferably, described first anchoring piece comprises work anchor body, and described work anchor body one end connects described steel work, and the described work anchor body other end is provided with work anchor cover plate.
To reeve in pipe provided by the utility model pre-stress construction instrument, by the second anchoring piece of connecting in turn, the second sleeved part, lifting portion, the first sleeved part and the first anchoring piece, and wear many stretch-draw drag cable bundles, and in pipe, carry out both-end stretch-draw by this instrument, solve construction tool very flexible of the prior art, waste time and energy and group's anchor prestressed stretch-draw Fixture Design problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of pre-stress construction instrument of reeving in the utility model pipe;
Fig. 2 is the structural representation of the first sleeved part in pre-stress construction instrument of reeving in the utility model pipe;
Fig. 3 is the structural representation of the second sleeved part in pre-stress construction instrument of reeving in the utility model pipe;
Fig. 4 is the structural representation of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe;
Fig. 5 is the structural representation of the work anchor cover plate of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe;
Fig. 6 is the work anchor cover plate sectional drawing of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe; And
Fig. 7 is the structural representation of connector in pre-stress construction instrument of reeving in the utility model pipe.
Detailed description of the invention
For the benefit of to the understanding of structure of the present utility model, be described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of pre-stress construction instrument of reeving in the utility model pipe, as shown in Figure 1, to reeve in a kind of pipe pre-stress construction instrument, comprising: lifting portion 50, first sleeved part 30 and the second sleeved part 40, first anchoring piece 10, second anchoring piece 20 and many stretch-draw drag cable bundles 80 be arranged in successively in the second anchoring piece 20, second sleeved part 40, lifting portion 50, first sleeved part 30 and the first anchoring piece 10.
Lifting portion 50 is jack in the present embodiment, and described jack is used for being supplied to stretch-draw drag cable bundle 80 stretch-draw pulling force.
Fig. 2 is the structural representation of the first sleeved part in pre-stress construction instrument of reeving in the utility model pipe, and Fig. 3 is the structural representation of the second sleeved part in pre-stress construction instrument of reeving in the utility model pipe.
Refer to Fig. 2 and Fig. 3, first sleeved part 30 and the second sleeved part 40, described first sleeved part 30 and described second sleeved part 40 are divided into both sides, lifting portion and two end interfaces in adaptive described lifting portion, are fixedly connected with the second sleeved part 40 for the first sleeved part 30 with jack 50.Further, the first sleeved part 30 and described second sleeved part 40 are all in hollow cylindrical body, and selected material is Q345 steel.Further, wearing of stretch-draw drag cable bundle 80, all towards described jack 50 convergent successively, is mainly convenient in the first sleeved part 30 and described second sleeved part 40 inner space.In addition, in order to jack 50 stable connection, the connecting end portion of the first sleeved part 30 and the second sleeved part 40 is provided with the screens groove with the connecting end portion mating shapes of jack 50, with make install jack time, jack can not come off.
Stretch-draw drag cable bundle 80 is steel strand in the present embodiment, for reeving and stretch-draw.
Fig. 4 is the structural representation of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe, Fig. 5 is the structural representation of the work anchor cover plate of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe, and Fig. 6 is the work anchor cover plate sectional drawing of the first anchoring piece in pre-stress construction instrument of reeving in the utility model pipe.
As shown in Figures 4 to 6, first anchoring piece 10 is fixedly connected with described first sleeved part 30, first anchoring piece 10 comprises work anchor body 11, described work anchor body 11 one end is connected on steel work 70, described work anchor body 11 other end is provided with work anchor cover plate 12, and described work anchor body 11 and described work anchor cover plate 12 are provided with the first anchor hole 13 worn for many steel strand 80.After prestressed stretch-draw completes; remove in pipe pre-stress construction instrument of reeving; but the first anchoring piece 10 will be retained on steel work 70; lasting stressed to participate in; in order to protect work anchor body 11 other end to be provided with work anchor cover plate 12 not by outside destroy, a work anchor protective cover 14 is set outside work anchor cover plate 12.
Fig. 7 is the structural representation of connector in pre-stress construction instrument of reeving in the utility model pipe,
Refer to shown in Fig. 1 and Fig. 7, the second anchoring piece 20, described second anchoring piece 20 includes anchor body and is located in described anchor body for the anchor hole that many steel strand 80 wear.In the present embodiment, the second anchoring piece 20 is a moveable anchor, and selected material is identical with the first anchoring piece.Described second anchoring piece 20 is located at the other end of second sleeved part 40 that connect corresponding to jack 50, and a connection piece 60 is provided with between the second anchoring piece 20 and the second sleeved part 40, this connector is a flange, makes the junction of the second anchoring piece 20 and the second sleeved part 40 fix and seal.Second anchoring piece 20 is mainly used in coordinating jack 50 to participate in prestressing force work, uses, can unload rear recycling as stretch-draw anchor instrument after stretch-draw completes.
The installation details of pre-stress construction instrument of reeving in the pipe now provided the utility model is described in detail.
First, lashing is carried out to steel strand, then installation work anchor, connects the second sleeved part, jack, portion of first set society, flange in turn, finally installs supporting moveable anchor, the symmetrical stretch-draw in two ends of will reeve in pipe again, stretch-draw pulling force used increases progressively in turn, is followed successively by stretching force 15%, stretching force 30%, stretching force 100%, stretching force 103%, holds lotus 2min anchoring, finally proofread stretch value qualified after carry out lower release, complete with this stretch-draw operation.
To reeve in pipe provided by the utility model pre-stress construction instrument, by the second anchoring piece of connecting in turn, the second sleeved part, lifting portion, the first sleeved part and the first anchoring piece, and wear many stretch-draw drag cable bundles, and in pipe, carry out both-end stretch-draw by this instrument, solve construction tool very flexible of the prior art, waste time and energy and group's anchor prestressed stretch-draw Fixture Design problem.
Below embodiment has been described in detail the utility model by reference to the accompanying drawings, and those skilled in the art can make many variations example to the utility model according to the above description.Thus, some details in embodiment should not formed restriction of the present utility model, the utility model by the scope that defines using appended claims as protection domain.
Claims (9)
1. to reeve in pipe a pre-stress construction instrument, it is characterized in that, comprising:
Lifting portion;
First sleeved part and the second sleeved part, be located at described both sides, lifting portion and adaptive described lifting portion respectively;
First anchoring piece, one end of described first anchoring piece is anchored on steel work, and the other end of described first anchoring piece is connected with described first sleeved part;
Second anchoring piece, is located at the end of described second sleeved part; And
Be arranged in the stretch-draw drag cable bundle of described second anchoring piece, described second sleeved part, described lifting portion, described first sleeved part and described first anchoring piece successively.
2. to reeve in a kind of pipe as claimed in claim 1 pre-stress construction instrument, it is characterized in that, between described second anchoring piece and described second sleeved part, be provided with connector.
3. reeve in a kind of pipe as claimed in claim 2 pre-stress construction instrument, it is characterized in that, described connector is flange.
4. reeve in a kind of pipe as claimed in claim 1 pre-stress construction instrument, it is characterized in that, described lifting portion is jack.
5. reeve in a kind of pipe as claimed in claim 1 pre-stress construction instrument, it is characterized in that, described first sleeved part and described second sleeved part are all in hollow cylindrical body.
6. reeve in a kind of pipe as claimed in claim 5 pre-stress construction instrument, it is characterized in that, described first sleeved part and described second sleeved part inner space are all towards described lifting portion convergent successively.
7. reeve in a kind of pipe as claimed in claim 6 pre-stress construction instrument, it is characterized in that, the connecting end portion of described first sleeved part and described second sleeved part arranges the screens groove mated with described lifting portion.
8. to reeve in a kind of pipe as claimed in claim 1 pre-stress construction instrument, it is characterized in that, described second anchoring piece comprises moveable anchor body and is located on described moveable anchor body for the first anchor hole that many stretch-draw drag cable bundles wear.
9. to reeve in a kind of pipe as claimed in claim 1 pre-stress construction instrument, it is characterized in that, described first anchoring piece comprises work anchor body, described work anchor body one end connects described steel work, the described work anchor body other end is provided with work anchor cover plate, and described work anchor body and described work anchor cover plate are provided with the second anchor hole worn for many stretch-draw drag cable bundles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467286.XU CN204059990U (en) | 2014-08-19 | 2014-08-19 | To reeve in pipe pre-stress construction instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467286.XU CN204059990U (en) | 2014-08-19 | 2014-08-19 | To reeve in pipe pre-stress construction instrument |
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| Publication Number | Publication Date |
|---|---|
| CN204059990U true CN204059990U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420467286.XU Active CN204059990U (en) | 2014-08-19 | 2014-08-19 | To reeve in pipe pre-stress construction instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273360A (en) * | 2019-06-15 | 2019-09-24 | 江阴法尔胜住电新材料有限公司 | A kind of self-locking prestress anchorage system and construction method |
-
2014
- 2014-08-19 CN CN201420467286.XU patent/CN204059990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273360A (en) * | 2019-06-15 | 2019-09-24 | 江阴法尔胜住电新材料有限公司 | A kind of self-locking prestress anchorage system and construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |