CN205580893U - Squeegee interface and cut experimental mould to one side in bituminous paving hole groove - Google Patents
Squeegee interface and cut experimental mould to one side in bituminous paving hole groove Download PDFInfo
- Publication number
- CN205580893U CN205580893U CN201620395384.6U CN201620395384U CN205580893U CN 205580893 U CN205580893 U CN 205580893U CN 201620395384 U CN201620395384 U CN 201620395384U CN 205580893 U CN205580893 U CN 205580893U
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- China
- Prior art keywords
- hornblock
- pressure block
- squeegeeed
- asphalt pavement
- bracer
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Abstract
The utility model discloses a squeegee interface and cut experimental mould to one side in bituminous paving hole groove, including a pair of bottom suspension bracer and the last pressure block that is equipped with the inclined plane, lower shearing dish and last shearing dish are arranged respectively on the inclined plane of bottom suspension bracer and last pressure block, and butt joint each other, the bottom suspension bracer links to each other with universal tester pressure pole, upward is equipped with guide slide plate on the pressure block, goes up the pressure head pressure and is in guide slide plate is last. Guide slide plate will go up vertical load dispersion downwards that the pressure head applyed, transmit to and raise hornblock pressure block top surface on or. The utility model discloses an adjust upper and lower angle modulation piece, can realize shearing the angle be 30, 45, 60 cut the experiment to one side, the test temperature required precision is guaranteed to external environment case, has not only effectively solved the present device of cutting to one side and has sheared the single problem of angle, can facilitate for the temperature effect research that the structure was repaired in the hole groove again.
Description
Technical field
This utility model belongs to testing equipment technical field, is specifically related to a kind of asphalt pavement pit and squeegees boundary
Face oblique scissor test mould.
Background technology
Under the effect of traffic load, asphalt pavement pit interface of squeegeeing can produce bigger shear stress, binding material
Durability is not enough, material for repairing does not mates with the old pavement material compatibility, upper surface sealing edge quality of squeegeeing is poor etc. because of
Element all can cause the transmission of pit repairing interfacial stress and dispersion discontinuous, and the most serious answering occurs in even local
Power concentration phenomenon, has been further exacerbated by pit and has squeegeeed the decay of the indexs such as anti-shearing, anti-pulling, endurance quality.
Be specifically designed for the squeegee mould of interface shearing pilot development of pit at present rarely found, be focusing more on about
The hard and soft road surface of combined type (such as asphaltic road-mix surface course+existing cement-concrete pavement, asphalt mixture surfacing+steel bridge deck etc.)
With plain asphalt road surface (in asphaltic road-mix surface course+asphalt or cutting optimal, upper laying+bituminous epoxy
Layer) research of the aspect such as interlayer direct shear test equipment and mould, its performance and technology are the most ripe.
Present stage, existing oblique scissor test die shear angle is both configured to greatly to fix, non-adjustable, although test specimen profit
It is incubated with baking oven, but in process of the test, ambient temperature is uncontrollable, thus the error of test data obtained is relatively big,
And great majority are autonomous Design, moulded dimension is chosen more arbitrarily, is remained to be discussed, and its reasonability is with feasible
Property not yet verify through great number tested data, so far still without formed unified standard.
Utility model content
Tiltedly cut device have that shearing inclination is single, cannot realize temperature for current asphalt pavement pit interface of squeegeeing
The problems such as control, the lightest, corrosion are serious, this utility model provides a kind of asphalt pavement pit and squeegees interface
Tiltedly scissor test mould.
The technical solution adopted in the utility model is:
A kind of asphalt pavement pit is squeegeeed interface oblique scissor test mould, including the lower support being provided with inclined plane for a pair
Block and upper pressure block, down cut dish and upper shearing disk are arranged in inclining of described lower bracer and upper pressure block
On inclined-plane, and it is mutually butted；It is provided with, below described lower bracer, the lower company being connected with universal testing machine press rods
Bar, upper pressure block is provided with slide plate, and seaming chuck is pressed on described slide plate.
Optionally, the inclined plane of described lower bracer and upper pressure block includes setting of down cut dish and upper shearing disk
Put face and confined planes, down cut dish and upper shearing disk arranging on face respectively.
Optionally, described down cut dish and respective the setting between face and confined planes of upper shearing disk are right angle step
The face that arranges and the confined planes of shape, down cut dish and upper shearing disk are parallel to each other respectively.
Optionally, the inclined plane of described lower bracer and upper pressure block is 30-60 °.
Optionally, described down cut dish and upper shearing disk are thin wall circular.
Optionally, described lower bracer lower surface and upper pressure block upper surface are respectively equipped with downward hornblock and rise
Hornblock, lowering hornblock and raising hornblock is the sphenoid being provided with perforate；The inclined plane of sphenoid is 15 °.
Optionally, described downward hornblock and rise hornblock are through with bolt mounting holes, lower bracer lower surface
It is respectively equipped with the bolt hole corresponding with installing hole with upper pressure block upper surface.
Optionally, described lower bracer lower surface is provided with the hole, location being connected with lower link.
Optionally, described slide plate includes cover plate, and is distributed in genesis analysis between the root guide rail below cover plate
Some round steel.
Optionally, described cover plate width and round steel length are more than upper pressure block or rise hornblock upper surface width
2cm。
This utility model assemble, dismantle simple and easy to operate, by adjust sphenoid direction, can freely realize many
Angular shearing function, is arranged in environmental cabinet, improves test temperature controllability.
Accompanying drawing explanation
Fig. 1 is that tiltedly to cut the device angle of shear be profile when 45 ° to this utility model；
Fig. 2 is the slide plate plane graph that this utility model tiltedly cuts device；
Fig. 3 is this utility model axonometric drawing when tiltedly cutting device experiment；
Fig. 4 is this utility model axonometric drawing of (down cut mould) when tiltedly cutting device unloading；
Fig. 5 is that tiltedly to cut the device angle of shear be profile when 30 ° to this utility model；
Fig. 6 (a) and 6 (b) are respectively this utility model and tiltedly cut the angle modulation block plane graph of device；
Fig. 7 is that tiltedly to cut the device angle of shear be profile when 60 ° to this utility model.
In figure: 1 lower link, 2 lower hornblock, 3 times bracers, 4 down cut dishes, shear on 5
Dish, pressure block on 6,7 raise hornblocks, 8 slide plates, 9 seaming chucks, 2-3 lower hornblock with under
Propping up the linkage interface of bracer, 6-7 raises the linkage interface of hornblock and upper pressure block.
Detailed description of the invention
In conjunction with drawings and Examples, the technical solution of the utility model is further described, but this reality
It is not limited only to embodiment disclosed below with novel.
Embodiment 1
The first reality of the oblique scissor test in interface mould as it is shown in figure 1, this utility model asphalt pavement pit is squeegeeed
Execute example, including a pair the most inclined lower bracer 3 arranged and upper pressure block 6, down cut dish 4 He
Upper shearing disk 5 is arranged on inclined lower the bracer 3 arranged and upper pressure block 6, and is mutually butted；
It is provided with the lower link 1 being connected with universal testing machine press rods, on upper pressure block 6 below described lower bracer 3
Being provided with slide plate 8, seaming chuck 9 is pressed on slide plate 8.Prop up down bracer 3 and the inclined plane of upper pressure block 6
Including down cut dish 4 and the face that arranges of upper shearing disk 5 and confined planes, down cut dish 4 and upper shearing disk 5 points
Not arranging on face, down cut dish 4 and upper shearing disk 5 are thin wall circular, and the present embodiment takes in thin wall circular
Footpath is 102mm, a height of 40mm.Down cut dish 4 and upper shearing disk 5 is respective arranges face and confined planes
Between be right angle platform scalariform, down cut dish 4 and the face that arranges of upper shearing disk 5 and confined planes are parallel to each other respectively.
The inclined plane propping up down bracer 3 and upper pressure block 6 is 30-60 °.It is 45 ° that the present embodiment can carry out shearing inclination
The oblique scissor test of (upper and lower shearing disk axis and vertical angle).
As in figure 2 it is shown, slide plate 8 is by cover plate, and it is distributed between 2 1cm width guide rails below cover plate
Some of genesis analysisRound steel.Wherein, cover plate width and round steel length more than upper pressure block 6 or raise
Hornblock 7 upper surface width 2cm.
Embodiment 2
As shown in Figure 3, Figure 4, for the second embodiment of the present utility model, the bituminous paving of the present embodiment
Embodiment 1 compared by pit interface oblique scissor test mould of squeegeeing, and adds downward hornblock 2, raises hornblock 7, under
Angle modulation block 2 and rise hornblock 7 are respectively provided at down bracer 3 lower surface and upper pressure block 6 upper surface, lower
Hornblock 2 is the sphenoid being provided with perforate with rise hornblock 7；Lower hornblock 2 and raise the inclined plane of hornblock 7
It it is 15 °.
Through special process process, i.e. preservation antioxidation process, lower link 1 by universal testing machine press rods with
Lower hornblock 2 or lower bracer 3 connects, lower bracer 3 and upper pressure block 6 and downward hornblock 2 and rise
Hornblock 7, and down cut dish 4 and upper shearing disk 5 assembled by bolt and welding manner respectively, leads
The vertical load that seaming chuck 9 applies is disperseed downwards, is delivered to raise hornblock 7 or upper pressure block 6 by slide plate 8
End face.
Fig. 5 gives the profile of mould when shearing inclination is 30 °, i.e. up and down shearing disk axis with vertical it
Between angle.In order to easy for installation quickly, hornblock 2 and lower bracer 3, rise hornblock 7 will be lowered with upper
Pressure block 6 welds together.According to Fig. 5, Fig. 6 (a) and 6 (b) schematic diagram, lower hornblock 2 and upper
Being through with bolt mounting holes on angle modulation block 7, lower bracer 3 lower surface and upper pressure block 6 upper surface set respectively
There is the bolt hole corresponding with installing hole.Prop up down bracer 3 lower surface and be provided with the hole, location being connected with lower link 1.
The hornblock linkage interface 2-3 with lower bracer will be lowered, raise the hornblock linkage interface with upper pressure block respectively
6-7 is close to, bolt aligns, and respectively two parts fastening is become down cut mould, upper shearing mould by bolt,
The press rods stretched out in connecting down cut mould and environmental cabinet by lower link 1, thus realize temperature control.Down cut
Mould docks fastening with upper shearing mould, adjusts realization by down cut dish 4 with upper shearing disk 5 centering.Slide plate 8
The load applied by seaming chuck 9 carries out downwards disperseing, being delivered to raise hornblock 7 end face.
Embodiment 3
The present embodiment with under the rise existing locality condition of hornblock 7, incite somebody to action the two based on angle modulation block in embodiment 22
The most suitable or rotation 180 ° counterclockwise in horizontal plane, can realize shearing inclination is 60 ° of (upper and lower shearing disks
Axis and vertical angle) oblique scissor test, miscellaneous part and connecting mode are same as in Example 1, such as Fig. 7
Shown in.
Shearing inclination of the present utility model can be installed by installation on mould, removal, upset, lower angle modulation
The modes such as block realize, and force-transmission mechanism parts assembly and disassembly simple, each are convenient and swift, reliability standard is higher.
By lower link and seaming chuck, oblique shear mould is connected with the press rods stretched in environmental cabinet, thus realizes test
Temperature accurately controls, it is ensured that test data is affected by temperature error to be preferably minimized.Each parts are all through high temperature
Anticorrosion, anti-oxidant treatment, can delay mould corrosion and destruction process under hygrothermal environment effectively, it is simple to protects
Support and safeguard.
Above content be combine that this utility model made by concrete preferred implementation the most specifically
Bright, it is impossible to assert that detailed description of the invention of the present utility model is only limitted to this, for technology belonging to this utility model
For the those of ordinary skill in field, without departing from the concept of the premise utility, it is also possible to if making
Dry simple deduction or replace, all should be considered as belonging to this utility model and be determined by the claims submitted to
Scope of patent protection.
Claims (10)
1. an asphalt pavement pit is squeegeeed interface oblique scissor test mould, it is characterized in that: include a pair being provided with lower bracer (3) and the upper pressure block (6) of inclined plane, down cut dish (4) and upper shearing disk (5) are arranged in the inclined plane of described lower bracer (3) and upper pressure block (6), and are mutually butted；Described lower bracer (3) lower section is provided with the lower link (1) being connected with universal testing machine press rods, upper pressure block (6) is provided with slide plate (8), and seaming chuck (9) is pressed on described slide plate (8).
A kind of asphalt pavement pit the most according to claim 1 is squeegeeed interface oblique scissor test mould, it is characterized in that: the inclined plane of described lower bracer (3) and upper pressure block (6) includes that down cut dish (4) and the face that arranges of upper shearing disk (5) and confined planes, down cut dish (4) and upper shearing disk (5) are being arranged on face respectively.
A kind of asphalt pavement pit the most according to claim 2 is squeegeeed interface oblique scissor test mould, it is characterized in that: described down cut dish (4) and respective the setting between face and confined planes of upper shearing disk (5) are right angle platform scalariform, and down cut dish (4) and the face that arranges of upper shearing disk (5) and confined planes are parallel to each other respectively.
A kind of asphalt pavement pit the most according to claim 1 is squeegeeed interface oblique scissor test mould, it is characterised in that: the inclined plane of described lower bracer (3) and upper pressure block (6) is 30-60 °.
A kind of asphalt pavement pit the most according to claim 1 is squeegeeed interface oblique scissor test mould, it is characterised in that: described down cut dish (4) and upper shearing disk (5) they are thin wall circular.
A kind of asphalt pavement pit the most according to claim 1 is squeegeeed interface oblique scissor test mould, it is characterized in that: described lower bracer (3) lower surface and upper pressure block (6) upper surface are respectively equipped with downward hornblock (2) and raise hornblock (7), lowering hornblock (2) and raising hornblock (7) is the sphenoid being provided with perforate；Described downward hornblock (2) and the inclined plane raising hornblock (7) are 15 °.
A kind of asphalt pavement pit the most according to claim 6 is squeegeeed interface oblique scissor test mould, it is characterized in that: being through with bolt mounting holes on described downward hornblock (2) and rise hornblock (7), lower bracer (3) lower surface is respectively equipped with the bolt hole corresponding with installing hole with upper pressure block (6) upper surface.
A kind of asphalt pavement pit the most according to claim 6 is squeegeeed interface oblique scissor test mould, it is characterised in that: described lower bracer (3) lower surface is provided with the hole, location being connected with lower link (1).
A kind of asphalt pavement pit the most according to claim 1 is squeegeeed interface oblique scissor test mould, it is characterised in that: described slide plate (8) includes cover plate, and is distributed in some round steel of genesis analysis between 2 guide rails below cover plate.
A kind of asphalt pavement pit the most according to claim 9 is squeegeeed interface oblique scissor test mould, it is characterised in that: described cover plate width and round steel length more than upper pressure block (6) or raise hornblock (7) upper surface width 2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620395384.6U CN205580893U (en) | 2016-05-04 | 2016-05-04 | Squeegee interface and cut experimental mould to one side in bituminous paving hole groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620395384.6U CN205580893U (en) | 2016-05-04 | 2016-05-04 | Squeegee interface and cut experimental mould to one side in bituminous paving hole groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205580893U true CN205580893U (en) | 2016-09-14 |
Family
ID=56859666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620395384.6U Expired - Fee Related CN205580893U (en) | 2016-05-04 | 2016-05-04 | Squeegee interface and cut experimental mould to one side in bituminous paving hole groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205580893U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596292A (en) * | 2016-12-14 | 2017-04-26 | 哈尔滨工业大学 | Interlayer direct shearing testing device for pavement material |
| CN108162143A (en) * | 2018-01-26 | 2018-06-15 | 宁波大学 | A kind of Z-shaped assembly concrete, which is folded, pours test block mold and its installation method |
| CN110702535A (en) * | 2019-10-24 | 2020-01-17 | 同济大学 | Test device suitable for indoor multi-angle oblique shearing of ultrathin wearing layer asphalt mixture |
| CN110887742A (en) * | 2019-11-14 | 2020-03-17 | 宁波大学 | Multi-oil-cylinder pushing method for large-size rock mass structural plane shear test based on bracket structure |
-
2016
- 2016-05-04 CN CN201620395384.6U patent/CN205580893U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596292A (en) * | 2016-12-14 | 2017-04-26 | 哈尔滨工业大学 | Interlayer direct shearing testing device for pavement material |
| CN108162143A (en) * | 2018-01-26 | 2018-06-15 | 宁波大学 | A kind of Z-shaped assembly concrete, which is folded, pours test block mold and its installation method |
| CN108162143B (en) * | 2018-01-26 | 2023-06-16 | 宁波大学 | Z-shaped assembled concrete stacked casting test block mold and installation method thereof |
| CN110702535A (en) * | 2019-10-24 | 2020-01-17 | 同济大学 | Test device suitable for indoor multi-angle oblique shearing of ultrathin wearing layer asphalt mixture |
| CN110887742A (en) * | 2019-11-14 | 2020-03-17 | 宁波大学 | Multi-oil-cylinder pushing method for large-size rock mass structural plane shear test based on bracket structure |
| CN110887742B (en) * | 2019-11-14 | 2022-12-06 | 宁波大学 | Pushing method for large-size rock mass structural plane shear test based on bracket structure |
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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 |
Granted publication date: 20160914 Termination date: 20190504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |