CN206205010U - Anti-pulling capacity testing equipment - Google Patents

Anti-pulling capacity testing equipment Download PDF

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Publication number
CN206205010U
CN206205010U CN201621078214.1U CN201621078214U CN206205010U CN 206205010 U CN206205010 U CN 206205010U CN 201621078214 U CN201621078214 U CN 201621078214U CN 206205010 U CN206205010 U CN 206205010U
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CN
China
Prior art keywords
steel beam
drop
concrete steel
joist
testing equipment
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CN201621078214.1U
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Chinese (zh)
Inventor
赵枫
刘峰
张玉林
徐志江
李俊楼
黄营
居翔意
季亚文
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Changzhou Institute Of Building Science Group Ltd By Share Ltd
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Changzhou Institute Of Building Science Group Ltd By Share Ltd
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Abstract

The utility model discloses a kind of anti-pulling capacity testing equipment, including:Girder on the ground of place is supported on by buttress, the middle part upper surface of the girder is provided with jack, pull-up concrete steel beam is provided with the output end of the jack;The equipment also includes the drop-down concrete steel beam being placed on pile crown, is respectively connected by least one fining twisted steel between the two ends of the pull-up concrete steel beam and drop-down concrete steel beam two ends, also has the girder steel hole passed through for stake cage bar on the drop-down concrete steel beam;Multiple joists are provided with the upper surface of the drop-down concrete steel beam, there is the joist hole passed through for stake cage bar on the joist, the upper end of the stake cage bar is anchored on joist by anchorage.Through the above way, the utility model is simple and reasonable, quick for installation, and the single pile detection used time is short, and is protected from weather influences in equipment assembling process;During multistage loadings, the vertical stress of fining twisted steel and uniform force, equipment safety reliability.

Description

Anti-pulling capacity testing equipment
Technical field
The utility model is related to construction engineering technical field, more particularly to a kind of anti-pulling capacity testing equipment.
Background technology
At present, steel is used using reinforcement welding technology more than the interior equipment for detecting unit for single-pile vertical anti-pulling bearing capacity of industry Muscle is integral by being welded to connect with cage bar in detection stake.
There is following defect and deficiency in this reinforcement welding technology:1., testing equipment is long using welding assembly required time, And the most of the time with the welding of reinforcing bar and stake cage bar, and influenceed by weather, therefore the detection time of single stake is more long; 2., during multistage loadings, by the length and angle of reinforcing bar are limited, reinforcing bar is with stake cage bar not in same vertical plane On, uneven and out of plumb stress can be produced, and then cause welding position cracking or reinforcing bar deformation to be burst apart, therefore exist to a certain degree Potential safety hazard;3., welding is a kind of technical process of local heating, the reinforcing bar for being welded and stake cage bar, will inevitably be produced Raw welding stress and welding deformation, by different degrees of influence welding structure performance, and can produce weld defect (crackle, hole, Solid inclusion, do not merge, lack of penetration, shape defect etc.), the phenomenon such as weld cracking caused by these defects can be to detection data Producing influences, and then has influence on the judgement of bearing capacity, there is a certain degree of unreliability.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of anti-pulling capacity testing equipment, simple structure is closed Reason, quick for installation, the single pile detection used time is short, and is protected from weather influences in equipment assembling process;During multistage loadings, essence Roll the vertical stress of screw-thread steel and uniform force, equipment safety reliability.
In order to solve the above technical problems, the technical scheme that the utility model is used is:A kind of anti-pulling capacity is provided Testing equipment, including:
Girder on the ground of place is supported on by buttress, the middle part upper surface of the girder is provided with jack, described Pull-up concrete steel beam is provided with the output end of jack;
The equipment also includes the drop-down concrete steel beam being placed on pile crown, the two ends of the pull-up concrete steel beam and drop-down concrete steel beam Respectively it is connected by least one fining twisted steel between two ends, also there is the steel passed through for stake cage bar on the drop-down concrete steel beam Liang Kong;
Multiple joists are provided with the upper surface of the drop-down concrete steel beam, there is the support passed through for stake cage bar on the joist Liang Kong, the upper end of the stake cage bar is anchored on joist by anchorage.
In one preferred embodiment of the utility model, the girder steel hole is elongate holes, and the joist hole is strip Hole.
In one preferred embodiment of the utility model, the joist enclose structure by two block length steel plates and two blocks of short steel plates and Into centre forms elongate holes.
In one preferred embodiment of the utility model, there are one or more reinforcing plates between the two block lengths steel plate, Joist inner space is divided into multiple elongate holes by the multiple reinforcing plate.
In one preferred embodiment of the utility model, the joist is vertically arranged with drop-down concrete steel beam.
In one preferred embodiment of the utility model, the two ends of the fining twisted steel be each passed through pull-up concrete steel beam and Drop-down concrete steel beam, and by high-strength screw cap anchoring on pull-up concrete steel beam and drop-down concrete steel beam, the high-strength nut and upper and lower drawing Pad is provided between concrete steel beam.
In one preferred embodiment of the utility model, the anchorage includes anchorage body, anchors and pad.
The beneficial effects of the utility model are:The utility model anti-pulling capacity testing equipment, it is simple and reasonable, install Fast, the single pile detection used time is short, and is protected from weather influences in equipment assembling process;During multistage loadings, finish rolling screw thread The vertical stress of steel and uniform force, equipment safety reliability.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to needed for embodiment description The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings Other accompanying drawings are obtained, wherein:
Fig. 1 is the structural representation of the preferred embodiment of the utility model anti-pulling capacity testing equipment one;
Fig. 2 is the right view of Fig. 1 middle girders;
Fig. 3 is the top view of stake in Fig. 1;
Fig. 4 is the top view that pile crown puts drop-down concrete steel beam in Fig. 3;
Fig. 5 is the top view for putting joist in Fig. 4 on drop-down concrete steel beam;
Fig. 6 is to install the top view after anchorage in Fig. 5 in stake cage bar;
Fig. 7 is to justify the top view that drop-down concrete steel beam and joist are put in stake.
The mark of each part is as follows in accompanying drawing:1st, buttress, 2, girder, 3, jack, 4, pull-up concrete steel beam, 5, drop-down concrete steel Beam, 6, fining twisted steel, 7, girder steel hole, 8, joist, 9, joist hole, 10, steel plate long, 11, short steel plate, 12, reinforcing plate, 13, high Strong nut, 14, anchorage body, 15, anchors, 16, pad.
Specific embodiment
The technical scheme in the utility model embodiment will be clearly and completely described below, it is clear that described Embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the implementation in the utility model Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to The scope of the utility model protection.
Fig. 1 to Fig. 7 is referred to, the utility model embodiment includes:
A kind of anti-pulling capacity testing equipment, including:
The girder 2 on the ground of place is supported on by buttress 1, the middle part upper surface of the girder is provided with jack 3, institute State and be provided with the output end of jack pull-up concrete steel beam 4.
The equipment also includes the drop-down concrete steel beam 5 being placed on pile crown, the two ends of the pull-up concrete steel beam and drop-down concrete steel Respectively it is connected by least one fining twisted steel 6 between beam two ends, the two ends of the fining twisted steel are each passed through lacing wire Girder steel and drop-down concrete steel beam, and be anchored on pull-up concrete steel beam and drop-down concrete steel beam by high-strength nut 13, the high-strength nut Pad is provided between upper and lower lacing wire girder steel, fining twisted steel will not be produced in the case where stress is connected to special nut The phenomenons such as raw stripped thread, disengagement.
Also there is the girder steel hole 7 passed through for stake cage bar, lacing wire girder steel 5 is placed on pile crown instantly on the drop-down concrete steel beam On, have cage bar need from drop-down concrete steel Liang Chu pass through when, then passed through from girder steel hole.
Multiple joists 8 are provided with the upper surface of the drop-down concrete steel beam, have what is passed through for stake cage bar on the joist Joist hole 9, the upper end of the stake cage bar is anchored on joist by anchorage, and the anchorage includes anchorage body 14, the and of anchors 15 Pad 16, the pad 16 can use iron block, and lifting surface area is big as far as possible between making to drag beam to be contacted with anchorage, and anchorage exists Stronger with stake cage bar cohesive force under stress, the joist is vertically arranged with drop-down concrete steel beam.
When using, all of stake cage bar upper end is anchored on joist by anchorage, startup jack, multistage loadings, just The anti-pulling capacity of stake can be detected.
Preferably, the girder steel hole is elongate holes, and the joist hole is elongate holes, the setting of elongate holes so that Position of the stake cage bar in elongate holes has certain excursion, and so same secondary drop-down concrete steel beam and joist can adapt to The different stake of various shapes, specification, the square pile in such as Fig. 5 can be applicable, and expand a little or reduce a bit relative to square pile in Fig. 5 Square pile it is equally applicable, more just like Fig. 7 in round stake can also be applicable.
Preferably, the joist is enclosed structure and is formed by two block length steel plates 10 and two blocks of short steel plates 11, and centre forms elongate holes.
Preferably, there are multiple reinforcing plates 12, the multiple reinforcing plate is empty by joist inside between the two block lengths steel plate Between be divided into multiple elongate holes, joist intensity is high, easy to use.
The beneficial effects of the utility model are:The utility model anti-pulling capacity testing equipment, it is simple and reasonable, install Fast, the single pile detection used time is short, and is protected from weather influences in equipment assembling process;During multistage loadings, finish rolling screw thread The vertical stress of steel and uniform force, equipment safety reliability.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases The technical field of pass, is similarly included in scope of patent protection of the present utility model.

Claims (7)

1. a kind of anti-pulling capacity testing equipment, it is characterised in that including:
Girder on the ground of place is supported on by buttress, the middle part upper surface of the girder is provided with jack, described very heavy Pull-up concrete steel beam is provided with the output end on top;
The equipment also includes the drop-down concrete steel beam being placed on pile crown, the two ends of the pull-up concrete steel beam and drop-down concrete steel beam two ends Between be respectively connected by least one fining twisted steel, also there is the girder steel passed through for stake cage bar on the drop-down concrete steel beam Hole;
Multiple joists are provided with the upper surface of the drop-down concrete steel beam, there is the joist passed through for stake cage bar on the joist Hole, the upper end of the stake cage bar is anchored on joist by anchorage.
2. anti-pulling capacity testing equipment according to claim 1, it is characterised in that the girder steel hole is elongate holes, The joist hole is elongate holes.
3. anti-pulling capacity testing equipment according to claim 1, it is characterised in that the joist by two block length steel plates and Two blocks of short steel plates enclose structure and form, and centre forms elongate holes.
4. anti-pulling capacity testing equipment according to claim 3, it is characterised in that have between the two block lengths steel plate Joist inner space is divided into multiple elongate holes by one or more reinforcing plates, the multiple reinforcing plate.
5. anti-pulling capacity testing equipment according to claim 1, it is characterised in that the joist hangs down with drop-down concrete steel beam It is straight to set.
6. anti-pulling capacity testing equipment according to claim 1, it is characterised in that the two ends of the fining twisted steel point Concrete steel beam and drop-down concrete steel beam Chuan Guo not be pulled up, and by high-strength screw cap anchoring on pull-up concrete steel beam and drop-down concrete steel beam, institute State and be provided with pad between high-strength nut and upper and lower lacing wire girder steel.
7. anti-pulling capacity testing equipment according to claim 1, it is characterised in that the anchorage include anchorage body, Anchors and pad.
CN201621078214.1U 2016-09-26 2016-09-26 Anti-pulling capacity testing equipment Active CN206205010U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621078214.1U CN206205010U (en) 2016-09-26 2016-09-26 Anti-pulling capacity testing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621078214.1U CN206205010U (en) 2016-09-26 2016-09-26 Anti-pulling capacity testing equipment

Publications (1)

Publication Number Publication Date
CN206205010U true CN206205010U (en) 2017-05-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621078214.1U Active CN206205010U (en) 2016-09-26 2016-09-26 Anti-pulling capacity testing equipment

Country Status (1)

Country Link
CN (1) CN206205010U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246034A (en) * 2017-07-12 2017-10-13 安徽省建筑科学研究设计院 Pile crown for pile bearing capacity static test stretches out reinforcing steel bar connecting device
CN108643174A (en) * 2018-06-21 2018-10-12 广州市汇富盈投资有限公司 Rapid anchor pile joint and anchoring pile connection structure
CN112359885A (en) * 2020-11-13 2021-02-12 扬州公诚检测有限公司 Steel bar quick locking method for single-pile pulling-resistant static load test

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246034A (en) * 2017-07-12 2017-10-13 安徽省建筑科学研究设计院 Pile crown for pile bearing capacity static test stretches out reinforcing steel bar connecting device
CN108643174A (en) * 2018-06-21 2018-10-12 广州市汇富盈投资有限公司 Rapid anchor pile joint and anchoring pile connection structure
CN112359885A (en) * 2020-11-13 2021-02-12 扬州公诚检测有限公司 Steel bar quick locking method for single-pile pulling-resistant static load test

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Testing equipment for uplift capacity

Effective date of registration: 20200915

Granted publication date: 20170531

Pledgee: JIANGSU DINGDA HIGH-TECH CONSTRUCTION Co.,Ltd.

Pledgor: CHANGZHOU ARCHITECTUAL RESEARCH INSTITUTE GROUP Co.,Ltd.

Registration number: Y2020980006091

PE01 Entry into force of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20210121

Granted publication date: 20170531

Pledgee: JIANGSU DINGDA HIGH-TECH CONSTRUCTION Co.,Ltd.

Pledgor: CHANGZHOU ARCHITECTUAL RESEARCH INSTITUTE GROUP Co.,Ltd.

Registration number: Y2020980006091

PC01 Cancellation of the registration of the contract for pledge of patent right