CN205580879U - Detector is drawn to adhesion strength between structural layer of road surface - Google Patents
Detector is drawn to adhesion strength between structural layer of road surface Download PDFInfo
- Publication number
- CN205580879U CN205580879U CN201620389383.0U CN201620389383U CN205580879U CN 205580879 U CN205580879 U CN 205580879U CN 201620389383 U CN201620389383 U CN 201620389383U CN 205580879 U CN205580879 U CN 205580879U
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- sleeve
- lower sleeve
- upper bush
- force sensor
- adhesion strength
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Abstract
The utility model relates to a detector is drawn to adhesion strength between structural layer of road surface, including the bearing base, install the fixed plate on the bearing base, install the lift on the fixed plate, the vertical and lower extreme of the lifter of lift passes the fixed plate and links to each other with force sensor, and force sensor's lower extreme connects gradually pull -out head and last sleeve, goes up telescopic below and sets up the lower sleeve, and the lower extreme of lower sleeve is fixed on the bearing base, lifter, force sensor, pull -out head, upward sleeve and the coaxial setting of lower sleeve, the internal diameter of going up sleeve and lower sleeve equals and the relative equal opening of one end, equal symmetry is provided with and cracks on last sleeve and the lower sleeve, and all cup joints the tight cover that can dismantle on last sleeve and the lower sleeve, force sensor connects data processing device. The utility model discloses well adoption is tightly overlapped cooperation the last sleeve and the lower sleeve that crack and is fixed unbearable test piece, can firmly lock the test piece, prevents that the test piece from droing drawing the in -process, and safe and reliable tests time of preparation and lacks, can test fast.
Description
[technical field]
This utility model relates to a kind of pavement structure detection device, is specifically related to a kind of pavement structure interlayer adhesion strength drawing detector.
[background technology]
Recently as a large amount of uses of bituminous paving, road surface occurs in that various disease and destruction, wherein because road surface interlayer cementing intensity deficiency cause bituminous paving passage, gather around the diseases such as bag and Water Damage and gradually present ascendant trend.Road surface interlayer cementing intensity is not enough, and durability integrally-built to bituminous paving has a significant impact, road surface early disease is owing to the imperfect bonding between basic unit and surface layer and between surface layer and surface layer is caused greatly, therefore bond strength between layers must be monitored by Practical Project in real time, and take measures to improve bond strength between layers.
Existing bond strength between layers detection device needs to use epoxy resin to be bonded on drawing head unbearable test specimen one end, and the other end is bonded on base or other fixture test.If test specimen bonds loosely with drawing head and base, test specimen will be made to disconnect at epoxy bond and cause test failure；Being additionally, since epoxy resin and use numerous and diverse, intensity is formed slowly, also needs to placement long time, this considerably increases the time of test after test specimen and drawing head and base being bondd with it；Epoxy resin difficult treatment after test failure, and also need the plenty of time to reform test, cause testing serious forgiveness low.Additionally, the driving means in existing detection device is used mostly jack.Inconvenience installed by type hand jack, and volume and weight is bigger；Hydraulic jack is limited by room temperature condition, needs to heat oil pipe when room temperature is relatively low, and operability and safety are the best, and weight is the biggest；And jack is the most single once mounted rear power source, it is impossible to change other power sources, cause apparatus can not well adapt to all kinds of working environment.
[summary of the invention]
The purpose of this utility model is to overcome problems of the prior art, it is provided that a kind of pavement structure interlayer adhesion strength drawing detector, test specimen convenient fixing, saves the Preparatory work of experiment time.
In order to achieve the above object, this utility model adopts the following technical scheme that
Weight bearing foundation including level, by support mounting plate on weight bearing foundation, elevator is installed in fixed plate, the elevating lever of elevator is vertically arranged, the lower end of elevating lever through fixed plate and is connected with pulling force sensor, and the lower end of pulling force sensor is connected with drawing head, and the lower end of drawing head is connected to the upper bush of fixing test specimen upper end, the lower section of upper bush is provided with the lower sleeve for fixing test specimen lower end, and the lower end of lower sleeve is fixed on weight bearing foundation；Elevating lever, pulling force sensor, drawing head, upper bush and lower sleeve are coaxially disposed；The equal opening in one end that upper bush is equal and relative with the internal diameter of lower sleeve；All it is symmetrically arranged with on upper bush and lower sleeve and cracks, and the tight set that on upper bush and lower sleeve, all socket can be dismantled；Pulling force sensor connects data processing apparatus.
Further, support includes four equally distributed vertical supports.
Further, elevator uses screw mandrel spiral lift, and elevating lever uses screw mandrel.
Further, the range of elevating lever is 0～100mm.
Further, the internal diameter of upper bush and lower sleeve is 100～102mm, and external diameter is 120～122mm.
Further, the upper end of upper bush arranges top board, and the lower end of lower sleeve arranges the degree of depth of base plate, upper bush and lower sleeve and is 30mm.
Further, the width cracked is 5～10mm, is highly 15～20mm.
Further, tight set is two semi arches, and the end of semi arch is connected by tight set screw.
Further, be between elevating lever, pulling force sensor and drawing head threaded.
Compared with prior art, this utility model has a following useful technique effect:
This utility model use tight set coordinate the upper bush cracked and lower sleeve to fix unbearable test specimen, crack and can lock test specimen firmly under the pressure effect of tight set, prevent test specimen from coming off in drawing process, safe and reliable, and without waiting for traditional epoxy resin cure, test time is short, can quickly test, pass through elevator duty, its elevating lever rises and drives drawing head and upper bush to rise, it is motionless that test specimen lower end still fixed by lower sleeve, until test specimen is broken at interlaminar bonding, and by external data processing equipment reading from pulling force sensor, complete road surface interlayer cementing pull-out test, time saving and energy saving.This utility model simple in construction, installing/dismounting, maintenance transport, operation and test specimen are fixing the most very convenient, it is possible to adapt to multiple situation.
Further, lowering or hoisting gear of the present utility model is screw mandrel spiral lift, its volume is little, lightweight, simple in construction, easy for installation, screw mandrel can be utilized to rise test specimen generation pulling capacity is completed test, alleviate the weight of whole instrument, volume, and instrument is easily installed and dismantles, it is simple to keep in repair and transport；Take full advantage of the pulling force that screw mandrel produces, it is possible to stable transmission pulling force, safe ready；Screw mandrel spiral lift power source is extensive simultaneously, hand power screw device can not only be used to produce power, more can link the power sources such as motor to produce power, improve instrument adaptation ability under various circumstances.
Further, this utility model tightly overlaps provides coupling mechanism force by screw, convenient and swift.
[accompanying drawing explanation]
Fig. 1 is front view of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is top view of the present utility model.
Fig. 4 (a) is the top view that this utility model tightly overlaps, and Fig. 4 (b) is the front view of tight set, and Fig. 4 (c) is the side view of tight set.
Fig. 5 is this utility model lower sleeve top view.
Fig. 6 (a) is the structural representation of this utility model motor, and Fig. 6 (b) is the structural representation of hand power screw device.
Wherein: 1-screw mandrel spiral lift；2-fixed plate；3-support；4-screw mandrel；5-pulling force sensor；6-drawing head；7-upper bush；8-fixed screw；9-lower sleeve；10-weight bearing foundation；11-tightly overlaps；12-tightly overlaps screw；13-motor；14；Hand power screw device
[detailed description of the invention]
Below in conjunction with the accompanying drawings this utility model is described in further details.
With reference to Fig. 1, Fig. 2 and Fig. 3, this utility model includes the circular weight bearing foundation 10 of level, the fixed plate 2 of level is installed by support 3 on weight bearing foundation 10, in fixed plate 2, elevator is installed, the elevating lever of elevator is vertically arranged, the lower end of elevating lever through fixed plate 2 and is connected with pulling force sensor 5, pulling force sensor 5 is connected with drawing head 6, drawing head 6 connects the upper end of upper bush 7, the downside of upper bush 7 is provided with lower sleeve 9, the lower end of lower sleeve 9 is fixed on weight bearing foundation 10, and upper bush 7 and lower sleeve 9 are for fixing unbearable test specimen；Elevating lever, pulling force sensor 5, drawing head 6, upper bush 7 and lower sleeve 9 are coaxially disposed；The equal opening in one end that upper bush 7 is equal and relative with the internal diameter of lower sleeve 9；All it is symmetrically arranged with on upper bush 7 and lower sleeve 9 and cracks, and the tight set 11 that on upper bush 7 and lower sleeve 9, all socket can be dismantled；Pulling force sensor 5 is connected data processing apparatus by data wire.
Support 3 includes four equally distributed vertical supports.Elevator uses screw mandrel spiral lift 1, and elevating lever uses screw mandrel 4.The range of screw mandrel 4 is 0～100mm, and when screw mandrel 4 is preferably minimized position, it is ensured that upper bush 7 and lower sleeve 9 can be made to contact, upper bush 7 lowermost end and lower sleeve 9 top can be made at a distance of 100mm.It is threaded between screw mandrel 4, pulling force sensor 5 and drawing head 6, wherein drawing head 6 rod end has screw thread, round mouth is opened in pulling force sensor 5 lower end and upper end and inwall is provided with screw thread, drawing head 6 and pulling force sensor 5 can be threaded together, and the screw mandrel 4 in screw mandrel spiral lift 1 can be threaded together with pulling force sensor 5 upper end.Pulling force sensor 5 lifts with screw mandrel 4, and its extreme higher position does not contact fixed plate 2 bottom.
The internal diameter of upper bush 7 and lower sleeve 9 is 100～102mm, and external diameter is 120～122mm.The upper end of upper bush 7 arranges top board, and the lower end of lower sleeve 9 arranges base plate, and the degree of depth of upper bush 7 and lower sleeve 9 is 30mm, and it is 30mm that the most respective maximum test specimen fastens the degree of depth.On upper bush 7 and lower sleeve 9, the symmetrically arranged width cracked is 5～10mm, wherein upper bush 7 crack for upwards growing 15～20mm from bottom, cracking for growing downwards 15～20mm from top of lower sleeve 9, crack and be the most all not up to 30mm.
Seeing Fig. 4 (a), Fig. 4 (b) and Fig. 4 (c), tight set 11 is two semi arches, and the end of semi arch is connected by tight set screw 12.Tight set 11 locks upper bush 7 and lower sleeve 9 by tight set screw 12, and tight set 11 can hug upper bush 7 and lower sleeve 9 external diameter.
Seeing Fig. 5, this utility model lower sleeve 9 is tightened on weight bearing foundation 10 by fixed screw 8；Upper bush 7 is connected by fixed screw 8 and drawing head 6.
With reference to Fig. 6 (a) and Fig. 6 (b), power source of the present utility model includes hand power screw device 14 and motor 13, screw mandrel spiral lift 1, manually spiral organ of Corti 14 and motor 13 etc. can provide power, and power source is not limited to this.
Main working process of the present utility model and principle:
1, the test specimen after unbearable sampling is placed in lower sleeve 9, makes test specimen bottom surface adjacent lower sleeve 9 base plate, be then enclosed within sleeve 9 periphery by tightly overlapping 11, and tighten tight set screw 12, contraction of cracking, make test specimen be firmly fixed in lower sleeve 9；
2, rotary screw spiral lift 1, makes screw mandrel 4 rise；
3, by screw mandrel 4, pulling force sensor 5 and install the drawing head 6 of upper bush 7 in advance and be screwed together until can not rotate；
4, rotary screw spiral lift 1, makes screw mandrel 4 decline, and makes upper bush 7 be locked test specimen, and then by tightly overlapping 11, to be enclosed within sleeve 7 peripheral, and tightens tight set screw 12, makes upper bush 7 firmly fasten test specimen.
5, rotary screw spiral lift 1, makes screw mandrel 4 rise, until test specimen is broken at interlaminar bonding, and by external data processing equipment reading, completes road surface interlayer cementing pull-out test.
6, the tight set screw 12 on the tight set 11 outside upper bush 7 and lower sleeve 9 is unclamped, and take off tight set 11, then test specimen is taken out.
7, by pulling force sensor 5 with install the drawing head 6 of upper bush 7 in advance and take off, the power source of screw mandrel spiral lift 1 is removed, and screw mandrel 4 is threaded to highest point, this completes single test overall process.
This utility model provides a kind of lightweight, and volume is little, compact conformation, simple, and convenient transportation is keeped in repair in easy installation and removal, easy to operate, test specimen convenient fixing, it is possible to adapt to the bond strength between layers detector of multiple situation.This utility model is long for service life；And power source is extensive, can realize the operations such as manual and electronic, uses maneuverability, kit form is many.
Lowering or hoisting gear of the present utility model is screw mandrel spiral lift 1, and its volume is little, lightweight, and simple in construction is easy for installation, it is possible to utilize screw mandrel 4 to rise and test specimen generation pulling capacity is completed test；Take full advantage of the pulling force that screw mandrel 4 produces, it is possible to stable transmission pulling force, safe ready.Screw mandrel spiral lift 1 power source is extensive simultaneously, hand power screw device 14 can not only be used to produce power, more can link motor 13 power source such as grade to produce power.In addition this utility model uses crack sleeve and the dual fixing unbearable test specimen of tight set 11, tight set 11 provides coupling mechanism force by tight set screw 12, convenient and swift, and cracking of sleeve can lock test specimen under the pressure effect of tight set 11 firmly, prevent test specimen from coming off in drawing process, safe and reliable；And test time is short, can quickly test, time saving and energy saving.
Claims (9)
1. a pavement structure interlayer adhesion strength drawing detector, it is characterised in that: include the weight bearing foundation (10) of level, hold
On (2), elevator is installed by support (3) mounting plate (2), fixed plate on weight base (10), the lifting of elevator
Bar is vertically arranged, and the lower end of elevating lever through fixed plate (2) and is connected with pulling force sensor (5), pulling force sensor (5)
Lower end is connected with drawing head (6), and the lower end of drawing head (6) is connected to the upper bush (7) of fixing test specimen upper end, upper bush (7)
Lower section be provided with the lower sleeve (9) for fixing test specimen lower end, the lower end of lower sleeve (9) is fixed on weight bearing foundation (10)；
Elevating lever, pulling force sensor (5), drawing head (6), upper bush (7) and lower sleeve (9) are coaxially disposed；Upper bush (7)
One end equal opening equal and relative with the internal diameter of lower sleeve (9)；All it is symmetrically arranged with on upper bush (7) and lower sleeve (9)
Crack, and the tight set (11) that on upper bush (7) and lower sleeve (9), all socket can be dismantled；Pulling force sensor (5) connects number
According to processing means.
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: support (3)
Including four equally distributed vertical supports.
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: elevator
Using screw mandrel spiral lift (1), elevating lever uses screw mandrel (4).
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: elevating lever
Range be 0～100mm.
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: upper bush
(7) and the internal diameter of lower sleeve (9) is 100～102mm, external diameter is 120～122mm.
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: upper bush
(7) upper end arranges top board, and the lower end of lower sleeve (9) arranges base plate, and the degree of depth of upper bush (7) and lower sleeve (9) is
30mm。
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 6, it is characterised in that: crack
Width is 5～10mm, is highly 15～20mm.
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: tight set (11)
It is two semi arches, and the end of semi arch connects by tightly overlapping screw (12).
A kind of pavement structure interlayer adhesion strength drawing detector the most according to claim 1, it is characterised in that: elevating lever,
It is threaded between pulling force sensor (5) and drawing head (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620389383.0U CN205580879U (en) | 2016-04-29 | 2016-04-29 | Detector is drawn to adhesion strength between structural layer of road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620389383.0U CN205580879U (en) | 2016-04-29 | 2016-04-29 | Detector is drawn to adhesion strength between structural layer of road surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205580879U true CN205580879U (en) | 2016-09-14 |
Family
ID=56859285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620389383.0U Expired - Fee Related CN205580879U (en) | 2016-04-29 | 2016-04-29 | Detector is drawn to adhesion strength between structural layer of road surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205580879U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644933A (en) * | 2016-12-15 | 2017-05-10 | 长安大学 | Testing method of interlayer bonding power of asphalt pavement |
| CN107748104A (en) * | 2017-09-05 | 2018-03-02 | 中建商品混凝土有限公司 | The method of testing of 3D printing building structure bond strength between layers |
| CN107831066A (en) * | 2017-10-27 | 2018-03-23 | 燕京啤酒(桂林漓泉)股份有限公司 | One kind judges the whether satisfactory method of corrugated case PUR joint sealing firmness |
| CN108169125A (en) * | 2018-03-01 | 2018-06-15 | 河南省计量科学研究院 | A kind of binding strength detecting instrument calibrating calibrating installation |
| CN108181234A (en) * | 2018-02-06 | 2018-06-19 | 山西省交通科学研究院 | A kind of fiber and pitch adhesive property test device |
| CN108226034A (en) * | 2018-03-01 | 2018-06-29 | 郑州东辰科技有限公司 | A kind of calibrating installation for examining and determine bonding intensity detecting instrument |
| CN108318417A (en) * | 2018-03-01 | 2018-07-24 | 河南省计量科学研究院 | A kind of calibration equipment for binding strength detecting instrument calibrating |
| CN109342195A (en) * | 2018-11-01 | 2019-02-15 | 西南石油大学 | The cementing strength test method of the first cement plane of oil-well cement |
| CN109765177A (en) * | 2019-03-14 | 2019-05-17 | 华中农业大学 | A kind of paddy field soil sticks force measuring instrument |
| CN110907353A (en) * | 2019-12-04 | 2020-03-24 | 河海大学 | Test device for bonding strength between multi-layer bonding materials |
| CN116539357A (en) * | 2023-06-27 | 2023-08-04 | 湖南省建筑科学研究院有限责任公司 | Full-automatic intelligent core drilling and direct pulling integrated machine and detection method thereof |
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2016
- 2016-04-29 CN CN201620389383.0U patent/CN205580879U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644933A (en) * | 2016-12-15 | 2017-05-10 | 长安大学 | Testing method of interlayer bonding power of asphalt pavement |
| CN107748104A (en) * | 2017-09-05 | 2018-03-02 | 中建商品混凝土有限公司 | The method of testing of 3D printing building structure bond strength between layers |
| CN107748104B (en) * | 2017-09-05 | 2020-12-08 | 中建商品混凝土有限公司 | Method for testing interlayer bonding strength of 3D printing building structure |
| CN107831066A (en) * | 2017-10-27 | 2018-03-23 | 燕京啤酒(桂林漓泉)股份有限公司 | One kind judges the whether satisfactory method of corrugated case PUR joint sealing firmness |
| CN107831066B (en) * | 2017-10-27 | 2021-01-12 | 燕京啤酒(桂林漓泉)股份有限公司 | Method for judging whether sealing firmness of hot melt adhesive of corrugated case meets requirements |
| CN108181234A (en) * | 2018-02-06 | 2018-06-19 | 山西省交通科学研究院 | A kind of fiber and pitch adhesive property test device |
| CN108181234B (en) * | 2018-02-06 | 2021-03-16 | 山西省交通科学研究院 | Fiber and asphalt bonding performance testing device |
| CN108169125A (en) * | 2018-03-01 | 2018-06-15 | 河南省计量科学研究院 | A kind of binding strength detecting instrument calibrating calibrating installation |
| CN108226034A (en) * | 2018-03-01 | 2018-06-29 | 郑州东辰科技有限公司 | A kind of calibrating installation for examining and determine bonding intensity detecting instrument |
| CN108318417A (en) * | 2018-03-01 | 2018-07-24 | 河南省计量科学研究院 | A kind of calibration equipment for binding strength detecting instrument calibrating |
| CN108318417B (en) * | 2018-03-01 | 2023-12-01 | 河南省计量测试科学研究院 | Verification equipment for verification of bonding strength detector |
| CN108169125B (en) * | 2018-03-01 | 2023-11-21 | 河南省计量测试科学研究院 | Calibrating device for calibrating bonding strength detector |
| CN109342195B (en) * | 2018-11-01 | 2021-02-19 | 西南石油大学 | Method for testing bonding strength of first bonding surface of oil well cement |
| CN109342195A (en) * | 2018-11-01 | 2019-02-15 | 西南石油大学 | The cementing strength test method of the first cement plane of oil-well cement |
| CN109765177A (en) * | 2019-03-14 | 2019-05-17 | 华中农业大学 | A kind of paddy field soil sticks force measuring instrument |
| CN110907353A (en) * | 2019-12-04 | 2020-03-24 | 河海大学 | Test device for bonding strength between multi-layer bonding materials |
| CN116539357A (en) * | 2023-06-27 | 2023-08-04 | 湖南省建筑科学研究院有限责任公司 | Full-automatic intelligent core drilling and direct pulling integrated machine and detection method thereof |
| CN116539357B (en) * | 2023-06-27 | 2024-01-05 | 湖南省建筑科学研究院有限责任公司 | Full-automatic core drilling and direct pulling integrated machine and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20170429 |