CN207263518U - A kind of modified pitch isolation test instrument - Google Patents
A kind of modified pitch isolation test instrument Download PDFInfo
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- CN207263518U CN207263518U CN201720985898.1U CN201720985898U CN207263518U CN 207263518 U CN207263518 U CN 207263518U CN 201720985898 U CN201720985898 U CN 201720985898U CN 207263518 U CN207263518 U CN 207263518U
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- sample pipe
- container
- ring
- modified pitch
- isolation test
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Abstract
It the utility model is related to technical field of buildings, a kind of more particularly to modified pitch isolation test instrument, the instrument includes stent and contains sample pipe, and stent includes wooden frame body, and the bottom surface of frame body is smooth, frame body is equipped with least two containers, container is opening up, and the plane perpendicular of the central axis direction of container and frame body, and that contains sample pipe is partially submerged into container, and shape adaptation of the shape of container with mutually containing sample pipe, the outer wall for containing sample pipe are contacted with the inner wall of container.During the isolation test of pitch is modified, due to the central axis direction of container and the plane perpendicular of frame body, the shape of container is adapted with containing the shape of sample pipe, contain sample pipe and be put into the plane perpendicular of Sheng sample pipe and frame body after container, when the modified pitch isolation test of the utility model embodiment is kept flat with instrument, since the bottom surface of frame body is smooth, it can reach holding and contain the setting requirement of sample pipe.
Description
【Technical field】
It the utility model is related to technical field of buildings, more particularly to a kind of modified pitch isolation test instrument.
【Background technology】
Polymer modified asphalt is at home and abroad widely used in highway construction.But between polymer and pitch
Density, viscosity, molecular weight, polarity and solubility parameter etc. differ greatly, and are analyzed from thermodynamics, are incompatible between them
's.Polymer is usually spontaneously agglomerated and isolated in matrix pitch.Therefore, the storage stability of polymer modified asphalt is section
Learn research and neutralize the key issue that must be solved in actual production.
Evaluation to modified pitch storage stability at present mainly uses isolation test.China《Highway engineering pitch and drip
Blue or green test mixture code》(JTJ052-2000) it is put into ASTM (ASTM D5976 and D5892) using by modified pitch
In die trial, after placing a period of time under the high temperature conditions, from die trial top and bottom (some is divided into upper, middle, and lower part) point
Do not sample, measure the difference of its softening point to evaluate the isolation degree of polymer modified asphalt.China's specification (JTJ036-98) provides
Upper and lower softening point difference is qualified products less than 2.5 DEG C.Test procedure is as follows as defined in specification：
(1) aluminum pipe or glass tube, one section of opening may be selected in die trial；
(2) 50 grams of bitumen samples are weighed, close openend；
(3) die trial is quiet in 163 ± 5 DEG C of baking ovens puts 48 ± 1h；
(4) die trial is taken out from baking oven, is put into the refrigerator of domestic refrigerator and stands 4h；
(5) if aluminum pipe, then aluminum pipe is placed on solid tablet, the aluminum pipe for filling sample is once cut to decile with knife
Three sections；If glass tube, glass is gently broken into pieces with hand hammer, clean bitumen samples are cut to three sections of decile.By upper end and
Lower end is respectively put into beaker, and beaker is stood heating in 163 ± 5 DEG C of baking ovens until sample can fully flow；
(6) epimere and lower end sample are placed on same softening point tester and are carried out at the same time softening point measurement.
The isolation test of modified pitch is the important evaluation method for evaluating modified pitch storage stability.Will in current specifications
The Shengs sample pipe of storage stability evaluation test in asking to whole nearly 50 hours have stringent setting, it is steady do not rock want
Ask.The pipe movement of Sheng sample is held with a hand relatively to be difficult to reach the requirement for keeping containing the setting of sample pipe, do not rock steadily.
【Utility model content】
The utility model holds with a hand the pipe movement of Sheng sample for the prior art in the isolation test of modified pitch and is relatively difficult to
Reach and keep containing the technical problem that sample pipe erects requirement, there is provided a kind of modified pitch isolation test instrument, technical solution are as follows：
The utility model embodiment provides a kind of modified pitch isolation test instrument, including：
Stent, the stent include wooden frame body, and the bottom surface of the frame body is smooth, and the frame body is equipped with least two and receives
Tank, the container is opening up, and the central axis direction of the container and the plane perpendicular of the frame body；
Sample pipe is contained, the Sheng sample tube portion is embedded in the container, the container and the shape adaptation for containing sample pipe,
The outer wall for containing sample pipe is contacted with the inner wall of the container.
Alternatively, the stent further includes handle, and the handle is fixed on the frame body.
Alternatively, the inner wall of the container encloses the receiving space of cylinder.
Alternatively, the outside diameter for containing sample pipe is adapted with the diameter of the cylindrical receiving space.
Alternatively, the top edge contact position of the Sheng sample pipe outer wall and the opening of the container is equipped with horizontal reference line.
Alternatively, the Sheng sample pipe includes pressurizing window device, and the pressurizing window appliance cover is arranged on the Sheng sample pipe
So that the Sheng sample seal of tube sealing.
Alternatively, the pressurizing window device includes：
Cored screw, the cored screw include end cap, and the hollow parts of the cored screw form host cavity, the receipts
Cavity volume has opening；
The hollow lantern ring, the hollow lantern ring are embedded in the host cavity, and the hollow lantern ring includes both ends open portion and ring tripe
Portion, the ring tripe portion is towards the radially protrusion of the hollow lantern ring, and the ring tripe portion is adjacent to the inner wall of the host cavity, institute
The top for stating Sheng sample pipe stretches into the hollow lantern ring and supports the bottom of the host cavity, the external wall of upper portion for containing sample pipe and institute
The edge for stating both ends open portion pushes against.
Alternatively, the pressurizing window device further includes：
Nut, the nut screw togather fixation with the cored screw, and one end of the nut supports the end cap.
Alternatively, the pressurizing window device includes：
Newel, the newel are stretched into the Sheng sample pipe；
O-ring, the O-ring are set on the newel, the inner side of the O-ring and the outside mistake of the newel
It is full of connection, and the outside of the O-ring is connected with the inner side interference of the Sheng sample pipe.
Alternatively, one limiting groove of outwardly convex on the newel, the O-ring are embedded in the limiting groove, the O
The inner side of shape circle and the inner wall interference of limiting groove connect.
The beneficial effect of the utility model embodiment is, the modified pitch isolation test that the utility model embodiment provides
Include wooden frame body with instrument, including stent and Sheng sample pipe, stent, the bottom surface of frame body is smooth, and frame body is equipped with least two and receives
Tank, container is opening up, and the plane perpendicular of the central axis direction of container and frame body, and that contains sample pipe is partially submerged into collecting
Groove, and shape adaptation of the shape of container with mutually containing sample pipe, the outer wall for containing sample pipe are contacted with the inner wall of container.Changed
During the isolation test of property pitch, due to the central axis direction of container and the plane perpendicular of frame body, the shape and Sheng of container
The shape of sample pipe is adapted, that is, is contained sample pipe and be put into the plane perpendicular of Sheng sample pipe and frame body after container, when the utility model is implemented
When the modified pitch isolation test of example is kept flat with instrument, since the bottom surface of frame body is smooth, it can reach holding and contain the setting of sample pipe
It is required that；Since the outer wall for containing sample pipe is contacted with the inner wall of the container, when the modified pitch of the utility model embodiment isolates
When instrument held stationary is used in experiment, Sheng sample pipe can be kept not rock steadily.
【Brief description of the drawings】
Fig. 1 is the structure diagram for the modified pitch isolation test instrument that the utility model embodiment provides.
Fig. 2 is the structure diagram for the modified pitch isolation test instrument that another embodiment of the utility model provides.
Fig. 3 is the pressurizing window device knot for the modified pitch isolation test instrument that another embodiment of the utility model provides
Structure schematic diagram.
Fig. 4 is the cored screw structural representation for the modified pitch isolation test instrument that the utility model embodiment provides
Figure.
Fig. 5 is the hollow thimble structure signal for the modified pitch isolation test instrument that the utility model embodiment provides
Figure.
Fig. 6 is that the pressurizing window apparatus structure for the modified pitch isolation test instrument that the utility model embodiment provides shows
It is intended to.
Fig. 7 is the pressurizing window device knot for the modified pitch isolation test instrument that another embodiment of the utility model provides
Structure schematic diagram.
Fig. 8 is the part-structure signal for the modified pitch isolation test instrument that another embodiment of the utility model provides
Figure.
Reference numeral：
1- stents；12- containers；13- frame bodies；2- handles；3- contains sample pipe；4- pressurizing window devices；41- newels；42-
Cored screw；421- end caps；423- host cavities；43-O shape circles；The hollow lantern rings of 44-；441- both ends open portions；443- ring tripes portion.
【Embodiment】
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, is not used to limit the utility model.
In addition, as long as technical characteristic involved in each embodiment of invention described below is each other not
Forming conflict can be mutually combined.
As depicted in figs. 1 and 2, the modified pitch isolation test that the utility model embodiment provides includes branch with instrument 100
Frame 1 and Sheng sample pipe 3.Stent 1 includes wooden frame body 13, and wooden frame body 13 is lighter and handier；The bottom surface of the frame body 13 of frame body 13 is smooth,
The frame body 13 is equipped with least two containers 12, and the container 12 is opening up, and the axis side of the container 12
To the plane perpendicular with the frame body 13；Contain being partially submerged into the container 12 and fixing for sample pipe 3, and the container 12
Shape be adapted with the shape of the Sheng sample pipe 3, the outer wall for containing sample pipe 3 is contacted with the inner wall of the container 12.
The beneficial effect of the utility model embodiment is, the modified pitch isolation test that the utility model embodiment provides
With instrument 100, during the isolation test of pitch is modified, due to central axis direction and the frame body 13 of container 12
Plane perpendicular, the shape of container 12 and the shape adaptation for mutually containing sample pipe 3, that is, contain sample pipe 3 be put into after container 11 contain sample pipe 3 with
The plane perpendicular of frame body 13, when the modified pitch isolation test instrument 100 of the utility model embodiment keeps flat, due to
The bottom surface of the frame body 13 of stent 1 is smooth, can reach holding and contains the setting requirement of sample pipe 3；Due to the outer wall for containing sample pipe 3 and the collecting
The inner wall contact of groove 12, when the modified pitch isolation test of the utility model embodiment is with 100 held stationary of instrument, can keep
Sample pipe 3 is contained not rock steadily.Frame body 13 is equipped with least two containers 12, can place at least two Sheng sample pipes 3, two Sheng samples
Pipe 3 can hold different types of modified pitch, be tested beneficial to different types of modified pitch is carried out at the same time, to reduce external rings
The adverse effect that result of the test is brought in border.And the modified pitch isolation test instrument 100 that the utility model embodiment provides
Structure is simplified, and cost is relatively low.
Further, as shown in Figure 1, stent 1 further includes handle 2, the handle 2 is fixed on the frame body 13.Handle
2 setting can facilitate handling stent 1.By 2 handling stent 1 of handle, balance can be assisted in keeping by gripping handle 2.Specifically, stent
1 length, width and height size is 200mm × 100mm × 100mm, and the length, width and height size of stent 1 allows plus or minus 10mm.It is preferred that
Ground, stent 1 use wooden instrument.
Further, the inner wall of container 12 encloses the receiving space of cylinder.The receiving space of cylinder.With containing sample
The shape of pipe 3 is adapted.The depth of the receiving space of cylinder is 65-75mm, such as 70mm.
Further, the outside diameter for containing sample pipe 3 is adapted with the diameter of the cylindrical receiving space.Sample pipe 3 is contained to put
After entering container 11, the outer wall for containing sample pipe 3 is just received the inner wall of groove 12 and supports, and can put and steady contain sample pipe 3.Specifically, contain
The external diametrical extent of sample pipe 3 is 20-28mm, is, for example, 25mm, and the material for containing sample pipe 3 is aluminium, and the wall thickness of Sheng sample pipe 3 is relatively thin, contains sample
The length range of pipe 3 is 135-146mm, such as contains the long 140mm of sample pipe 3.
Wherein, contain 3 outer wall of sample pipe and the top edge contact position of the opening of the container 12 is equipped with horizontal reference line.This
Sample, if after Sheng sample pipe 3 is put into container 12, if horizontal reference line is not concordant with the opening of container, you can know Sheng sample
Pipe 3 is not put well.Horizontal reference line plays the role of prompting and contains whether sample pipe 3 is laid flat.
In another embodiment, as shown in figure 3, containing sample pipe 3 includes pressurizing window device 4, the pressurizing window device 4 covers
So that 3 pressurizing window of Sheng sample pipe on the Sheng sample pipe 3.During the isolation test of pitch is modified, it is necessary to
By after the opening closure for containing sample pipe 3, stent 1 is just put into baking oven, carries out follow-up test process.The present embodiment provides pressurizing window
Device 4 is so that 3 pressurizing window of Sheng sample pipe, Pass Test requirement.Certainly, in some embodiments, it is also possible to which sample pipe 3 will be contained
Open at one end pinches into a thin slice, and folds more than twice, is then clamped with Small clamp close tight to realize.
Further, as shown in Figure 3 and Figure 4, pressurizing window device 4 includes cored screw 42 and the hollow lantern ring 44.It is hollow
Screw rod 42 includes end cap 421, and the hollow parts of the cored screw 42 form host cavity 423, and the host cavity 423, which has, to be opened
Mouthful；
The hollow lantern ring 44 is embedded in the host cavity 423, as shown in figure 5, the hollow lantern ring 44 includes both ends open portion 441 and ring
Tripe portion 443, the ring tripe portion 441 towards the hollow lantern ring 423 radially protrusion, and the ring tripe portion 443 be adjacent to it is described
The inner wall of host cavity 423, the top for containing sample pipe 3 stretch into the hollow lantern ring 44 and support the bottom of the host cavity 423,
EDGE CONTACT and abutting of the external wall of upper portion for containing sample pipe 3 with the both ends open portion 441.
And during the isolation test of pitch is modified, first bitumen samples are inserted and contain sample pipe 3, containing sample pipe 3
Top be inserted in the hollow lantern ring 44, cored screw 42 is set on the hollow lantern ring 44, due to contain sample pipe 3 outer wall opened with both ends
The EDGE CONTACT of oral area 441 and abutting, the ring tripe portion 441 of the hollow lantern ring 44 and the host cavity 423 of cored screw 42 are adjacent to, can
Sealed the opening of Sheng sample pipe 3.
Further, as shown in Figure 6 and Figure 7, pressurizing window device 4 further includes nut 46, the nut 46 with it is described
Cored screw 42 screws togather fixation, and one end of the nut 44 supports the end cap 421.
In another embodiment, as shown in figure 8, pressurizing window device 4 includes newel 41 and O-ring 43, the center
Column 41 is stretched into the Sheng sample pipe 3；O-ring 43 is set on the newel 41, inner side and the center of the O-ring 43
The outside interference connection of column 41, and the outside of the O-ring 43 is connected with the inner side interference of the Sheng sample pipe 3.Contain the interior of sample pipe 3
Wall is set on newel 41 by 43 stretching of O-ring, O-ring 43, and newel 41 is solid cylinder, and the opening for containing sample pipe 3 is whole
Pressurizing window is realized by O-ring 43 and 41 stretching of newel on body.
Further, one limiting groove (not shown) of outwardly convex on newel 41, the O-ring 43 are embedded in described spacing
Groove, the inner side of the O-ring 43 and the inner wall interference of limiting groove connect.Limiting groove is by O-ring 43 on newel 41
Fixed position determine, can preferably fix O-ring, preferably aid in O-ring 43 and 41 stretching of newel to contain the opening of sample pipe 3
And realize pressurizing window.
If specification has modification, change, renewal, the modified pitch isolation test instrument 100 of the utility model can basis
Adaptation is done in the requirement of new specification, and the utility model is without limitation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. modified pitch isolation test instrument, it is characterised in that including：Stent, the stent include wooden frame body, and the bottom surface of the frame body is smooth, and the frame body is equipped with least two and houses Groove, the container is opening up, and the central axis direction of the container and the plane perpendicular of the frame body；Sample pipe is contained, the Sheng sample tube portion is embedded in the container, and the shape adaptation of the container and the Sheng sample pipe is described The outer wall for containing sample pipe is contacted with the inner wall of the container.
- 2. modified pitch isolation test instrument as claimed in claim 1, it is characterised in that the stent further includes handle, The handle is fixed on the frame body.
- 3. modified pitch isolation test instrument as claimed in claim 1, it is characterised in that the inner wall of the container encloses Into the receiving space of cylinder.
- 4. modified pitch isolation test instrument as claimed in claim 3, it is characterised in that the outside diameter for containing sample pipe and institute The diameter for stating the receiving space of cylinder is adapted.
- 5. modified pitch isolation test instrument as claimed in claim 1, it is characterised in that it is described Sheng sample pipe outer wall with it is described The top edge contact position of the opening of container is equipped with horizontal reference line.
- 6. modified pitch isolation test instrument as claimed in claim 1, it is characterised in that the Sheng sample pipe includes sealing and seals Mouth device, the pressurizing window appliance cover is arranged on the Sheng sample pipe so that the Sheng sample seal of tube sealing.
- 7. modified pitch isolation test instrument as claimed in claim 6, it is characterised in that the pressurizing window device bag Include：Cored screw, the cored screw include end cap, and the hollow parts of the cored screw form host cavity, the host cavity With opening；The hollow lantern ring, the hollow lantern ring are embedded in the host cavity, and the hollow lantern ring includes both ends open portion and ring tripe portion, institute Ring tripe portion is stated towards the radially protrusion of the hollow lantern ring, and the ring tripe portion is adjacent to the inner wall of the host cavity, the Sheng The top of sample pipe stretches into the hollow lantern ring and supports the bottom of the host cavity, the external wall of upper portion and described two for containing sample pipe The edge in end opening portion pushes against.
- 8. modified pitch isolation test instrument as claimed in claim 7, it is characterised in that the pressurizing window device also wraps Include：Nut, the nut screw togather fixation with the cored screw, and one end of the nut supports the end cap.
- 9. modified pitch isolation test instrument as claimed in claim 6, it is characterised in that the pressurizing window device bag Include：Newel, the newel are stretched into the Sheng sample pipe；O-ring, the O-ring are set on the newel, and the inner side of the O-ring and the outside interference of the newel connect Connect, and the outside of the O-ring is connected with the inner side interference of the Sheng sample pipe.
- 10. modified pitch isolation test instrument as claimed in claim 9, it is characterised in that convex on the newel A limiting groove is played, the O-ring is embedded in the limiting groove, and the inner side of the O-ring and the inner wall interference of limiting groove connect Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985898.1U CN207263518U (en) | 2017-08-08 | 2017-08-08 | A kind of modified pitch isolation test instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720985898.1U CN207263518U (en) | 2017-08-08 | 2017-08-08 | A kind of modified pitch isolation test instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207263518U true CN207263518U (en) | 2018-04-20 |
Family
ID=61924639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720985898.1U Active CN207263518U (en) | 2017-08-08 | 2017-08-08 | A kind of modified pitch isolation test instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207263518U (en) |
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2017
- 2017-08-08 CN CN201720985898.1U patent/CN207263518U/en active Active
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