CN109827845A - Concrete drainage pipe lined with HDPE board tensile strength test device - Google Patents
Concrete drainage pipe lined with HDPE board tensile strength test device Download PDFInfo
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- CN109827845A CN109827845A CN201910221952.9A CN201910221952A CN109827845A CN 109827845 A CN109827845 A CN 109827845A CN 201910221952 A CN201910221952 A CN 201910221952A CN 109827845 A CN109827845 A CN 109827845A
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- steel frame
- shaped steel
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- tensile strength
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Abstract
The present invention discloses concrete drain tile liner HDPE plate anti-drawing strength test device, and steel plate two is symmetrically arranged with the through-hole of four longitudinal directions, and top center is equipped with hydraulic power device, and four end of bottom is fixed with regulating device respectively, and top is equipped with steel plate one；U-shaped steel frame one, U-shaped steel frame two are parallel to each other and lower part is fixedly connected by steel plate three；U-shaped steel frame one, U-shaped steel frame two top be each passed through the bottom end that corresponding through-hole is fixedly connected on steel plate one；The bottom center of steel plate one is equipped with pressure sensor；The side of U-shaped steel frame one is fixed with displacement sensor；U-shaped steel frame one, U-shaped steel frame two are equipped with the threaded hole positioned at three lower section of steel plate；Three center of steel plate is equipped with threaded hole；Each threaded hole is equipped with screw rod two；Two bottom end of screw rod that steel plate three is equipped with is equipped with inverted T-shaped band cap thread sleeve.It is accurate that the present invention can reach measurement degree, and structure is simple and beneficial effect easy to use.
Description
Technical field
The invention belongs to drainpipe interior lining panel technical field, in particular to concrete drain tile liner HDPE plate anti-pulling is strong
Spend test device.
Background technique
Reinforced concrete sewer pipe liner HDPE plate is the novel material of one of municipal works drainage pipeline, now just
Among universal application, reinforced concrete drainage pipe liner HDPE plate needs to do liner HDPE plate anchor when quality inspection
The test of solid anti-drawing strength, guarantees the room machine of liner HDPE plate and concrete in liner HDPE slab reinforced concrete drainage pipe
In conjunction with firmness, extend the service life of tubing.
But currently common pull-out test device can not guarantee drawbench and draw because the contact surface of draw-off gear is big
Part is pulled out in the same vertical direction, results in drawbench in pull-out test, pulling force may deviate, thus the degree of drawbench
The inaccurate problem of number；The device for not testing loosening situation of the anchoring key of drawing part in concrete, can not guarantee to show
The accuracy of experimental phenomena.
Summary of the invention
The present invention for the technical problems in the prior art, it is strong to provide concrete drain tile liner HDPE plate anti-pulling
Test device is spent, it is accurate to can reach measurement degree, and structure is simple and beneficial effect easy to use.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: concrete drain tile liner HDPE plate tension
Pull out strength testing device, including steel plate one, U-shaped steel frame one, U-shaped steel frame two, steel plate two, steel plate three；
The steel plate two is symmetrically arranged with the through-hole of four longitudinal directions, and top center is equipped with hydraulic power device, four end of bottom difference
It is fixed with regulating device, top is equipped with steel plate one；
The U-shaped steel frame one, U-shaped steel frame two are parallel to each other and lower part is fixedly connected by steel plate three；The U-shaped steel
Frame one, U-shaped steel frame two top be each passed through the bottom end that corresponding through-hole is fixedly connected on steel plate one；
The top of the hydraulic power device is equipped with pressure sensor；The side of the U-shaped steel frame one is fixed with displacement
Sensor；The top of the pressure sensor is contacted with the bottom end of steel plate one；
The U-shaped steel frame one, U-shaped steel frame two are equipped with the threaded hole positioned at three lower section of steel plate；In the steel plate three
The heart is equipped with threaded hole；Each threaded hole is equipped with screw rod two；
Two bottom end of screw rod that the steel plate three is equipped with is equipped with inverted T-shaped band cap thread sleeve.
Preferably, each regulating device includes screw rod one, band cap thread sleeve；The top of the screw rod one
Portion is fixedly connected with steel plate two, and bottom end, which is connected through a screw thread, is equipped with band cap thread sleeve.
Preferably, the screw thread hole horizontal of the U-shaped steel frame one, U-shaped steel frame two penetrates through.
Preferably, the threaded hole of the steel plate three is longitudinally through.
Preferably, the screw rod two is threadedly coupled with threaded hole.
Preferably, the U-shaped steel frame one, U-shaped steel frame two are not contacted with through-hole.
Preferably, passing through the U-shaped steel frame one, the screw rod two of U-shaped steel frame two and inverted T-shaped band cap thread sleeve
In same horizontal line.
Preferably, between screw rod two and inverted T-shaped the band cap thread sleeve of the U-shaped steel frame one, U-shaped steel frame two
Form notch.
Compared with prior art, the present invention has the beneficial effects that
The adjustable fixed bracket that test device is contacted with concrete reinforced pipe liner in the application is the spiral shell of adjustable length
Stud structure, contact area is small, and when measuring different location, the length of controllable four bolt ensure that drawbench and drawing part same
In one vertical direction, drawbench pulling force in pull-out test will not be deviated, so that the degree of the drawbench measured is accurate.
Test device can measure whether even dynamic force transfer bracket has occurred according to rod-pulling type linear displacement transducer in the application
Whether displacement meets pull strength requirement to the liner HDPE plate anchoring key obtained in insertion concrete reinforced pipe.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the partial structural diagram of steel plate a part in the present invention；
Fig. 3 is the partial structural diagram of two part of steel plate in the present invention.
1- steel plate one in figure, 2-U structural steel frame one, 3-U structural steel frame two, 4- steel plate two, 5- screw rod one, 6- band cap spiral shell
Line sleeve, 7- screw rod two, 8- inverted T-shaped band cap thread sleeve, 9- threaded hole, 10- steel plate three, 11- through-hole, 12- hydraulic power
Device, 13- pressure sensor, 14- displacement sensor, 15- notch.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, in the following with reference to the drawings and specific embodiments
It elaborates to the present invention.
Embodiment of the invention discloses concrete drain tile liner HDPE plate anti-drawing strength test devices, as schemed institute
Show comprising steel plate 1, U-shaped steel frame 1, U-shaped steel frame 23, steel plate 24, steel plate 3 10；
Steel plate 24 is symmetrically arranged with the through-hole 11 of four longitudinal directions, and top center is equipped with hydraulic power device 12, four end of bottom difference
It is fixed with regulating device, top is equipped with steel plate 1；
U-shaped steel frame 1, U-shaped steel frame 23 are parallel to each other and lower part is fixedly connected by steel plate 3 10；U-shaped steel frame
One 2, the top of U-shaped steel frame 23 is each passed through the bottom end that corresponding through-hole 11 is fixedly connected on steel plate 1；
The top of hydraulic power device 12 is equipped with pressure sensor 13；The side of U-shaped steel frame 1 is fixed with displacement sensing
Device 14；The top of pressure sensor 13 is contacted with the bottom end of steel plate 1；
U-shaped steel frame 1, U-shaped steel frame 23 are equipped with the threaded hole 9 positioned at 3 10 lower section of steel plate；3 10 center of steel plate
Equipped with threaded hole 9；Each threaded hole 9 is equipped with screw rod 27；
27 bottom end of screw rod that steel plate 3 10 is equipped with is equipped with inverted T-shaped band cap thread sleeve 8.
In the present embodiment, each regulating device includes screw rod 1, band cap thread sleeve 6；The top of screw rod 1
It is fixedly connected with steel plate 24, bottom end, which is connected through a screw thread, is equipped with band cap thread sleeve 6.
In the present embodiment, the horizontal perforation of threaded hole 9 of U-shaped steel frame 1, U-shaped steel frame 23.
In the present embodiment, the threaded hole 9 of steel plate 3 10 is longitudinally through.
In the present embodiment, screw rod 27 is threadedly coupled with threaded hole 9.
In the present embodiment, U-shaped steel frame 1, U-shaped steel frame 23 are not contacted with through-hole 11.
In the present embodiment, pass through U-shaped steel frame 1, the screw rod 27 of U-shaped steel frame 23 and inverted T-shaped band cap thread set
Cylinder 8 is in same horizontal line.
In the present embodiment, U-shaped steel frame 1, U-shaped steel frame 23 screw rod 27 and inverted T-shaped band cap thread sleeve 8 it
Between formed notch 15.
Displacement sensor is rod-pulling type linear displacement transducer.
Pressure sensor, displacement sensor can remotely be connect with control display end by installing wireless signaling mechanisms.
In use, the present apparatus is first placed on pipe of concrete inner lining surface, the length with cap thread sleeve and screw rod is adjusted,
Guarantee flatness；It adjusts U-shaped steel frame not contact with four through-holes of steel plate two, guarantees verticality.
Then the HDPE plate both ends of cutting are placed in two notches, two screw rods two of rotary U-type steel frame,
The HDPE plate both ends of the two side compression well cuttings with corresponding inverted T-shaped with cap thread sleeve are allowed to, the mesh gripped is reached
's；
Finally, hydraulic power device carries out application pressure to pressure sensor, using the principle of counter-force drive U-shaped steel frame,
Screw rod two, inverted T-shaped band cap thread sleeve, steel plate three carry out drawing to liner HDPE plate anchoring key, until on pressure sensor
When reading reaches scheduled value, stop solution pressure power device applies pressure to pressure sensor.Consider that device is related in pressure process
The self weight of component.
Provide to liner HDPE plate anchoring key standard pull tension pull out intensity carry out stage loading drawing experiment, 60%, 80%,
100%, the liner HDPE plate for observing variation and the insertion of rod-pulling type linear displacement transducer degree after pressurization every time, which anchors key, is
It is no the phenomenon that being broken or falling off from armored concrete occur, if without change in displacement and the anchoring of the liner HDPE plate of insertion
There is not the phenomenon that being broken or falling off from armored concrete in key, indicates qualified, conversely, unqualified.
It is described the invention in detail above by embodiment, but the content is only exemplary implementation of the invention
Example, should not be considered as limiting the scope of the invention.Protection scope of the present invention is defined by the claims.All utilizations
Technical solutions according to the invention or those skilled in the art are under the inspiration of technical solution of the present invention, in reality of the invention
In matter and protection scope, designs similar technical solution and reach above-mentioned technical effect, or to made by application range
All the changes and improvements etc. should still belong to patent of the invention and cover within protection scope.It should be noted that in order to clear
It is stated, part and protection scope of the present invention is omitted in explanation of the invention without being directly significantly associated with but this field skill
The statement of component known to art personnel and processing.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221952.9A CN109827845A (en) | 2019-03-22 | 2019-03-22 | Concrete drainage pipe lined with HDPE board tensile strength test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221952.9A CN109827845A (en) | 2019-03-22 | 2019-03-22 | Concrete drainage pipe lined with HDPE board tensile strength test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109827845A true CN109827845A (en) | 2019-05-31 |
Family
ID=66870724
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910221952.9A Pending CN109827845A (en) | 2019-03-22 | 2019-03-22 | Concrete drainage pipe lined with HDPE board tensile strength test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525694A (en) * | 2020-12-01 | 2021-03-19 | 浙江瑞邦科特检测有限公司 | Nondestructive bar planting drawing test detection structure and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201788123U (en) * | 2010-09-26 | 2011-04-06 | 华侨大学 | A bonded anchor pull-out test device |
| CN103234830A (en) * | 2013-05-23 | 2013-08-07 | 湖南科技大学 | Anchoring property experiment platform of anchor rod |
| CN105424910A (en) * | 2015-12-11 | 2016-03-23 | 天津城建大学 | Device for measuring layered settlement of soil mass |
| KR101663167B1 (en) * | 2015-12-10 | 2016-10-07 | 충남대학교산학협력단 | Concrete tensile strength test method |
| CN106018102A (en) * | 2016-07-29 | 2016-10-12 | 兰州大学 | Rammed earth historic site group anchorage pullout test system |
| CN109357661A (en) * | 2018-11-22 | 2019-02-19 | 天津城建大学 | A pre-drilled soil stratification measuring instrument |
| CN209745707U (en) * | 2019-03-22 | 2019-12-06 | 天津城建大学 | Concrete drainage pipe lined with HDPE board pullout strength test device |
-
2019
- 2019-03-22 CN CN201910221952.9A patent/CN109827845A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201788123U (en) * | 2010-09-26 | 2011-04-06 | 华侨大学 | A bonded anchor pull-out test device |
| CN103234830A (en) * | 2013-05-23 | 2013-08-07 | 湖南科技大学 | Anchoring property experiment platform of anchor rod |
| KR101663167B1 (en) * | 2015-12-10 | 2016-10-07 | 충남대학교산학협력단 | Concrete tensile strength test method |
| CN105424910A (en) * | 2015-12-11 | 2016-03-23 | 天津城建大学 | Device for measuring layered settlement of soil mass |
| CN106018102A (en) * | 2016-07-29 | 2016-10-12 | 兰州大学 | Rammed earth historic site group anchorage pullout test system |
| CN109357661A (en) * | 2018-11-22 | 2019-02-19 | 天津城建大学 | A pre-drilled soil stratification measuring instrument |
| CN209745707U (en) * | 2019-03-22 | 2019-12-06 | 天津城建大学 | Concrete drainage pipe lined with HDPE board pullout strength test device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525694A (en) * | 2020-12-01 | 2021-03-19 | 浙江瑞邦科特检测有限公司 | Nondestructive bar planting drawing test detection structure and method |
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Application publication date: 20190531 |