CN209656495U - A kind of asphalt maximum theoretical relative density instrument - Google Patents
A kind of asphalt maximum theoretical relative density instrument Download PDFInfo
- Publication number
- CN209656495U CN209656495U CN201920009079.2U CN201920009079U CN209656495U CN 209656495 U CN209656495 U CN 209656495U CN 201920009079 U CN201920009079 U CN 201920009079U CN 209656495 U CN209656495 U CN 209656495U
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- China
- Prior art keywords
- feed
- tube
- demarcation plate
- relative density
- maximum theoretical
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Abstract
The utility model discloses a kind of asphalt maximum theoretical relative density instrument, it is related to pitch detection device, including workbench, tube for feed is connected on workbench, tube for feed upper cover is equipped with sealing cover, tube for feed and sealing cover form enclosure space, workbench is equipped with vibration device, vibration device drives tube for feed to shake, separator is equipped in tube for feed, the space of tube for feed is divided into more than two accommodating cavities by separator, sub-material cylinder is provided in accommodating cavity, sub-material cylinder and accommodating cavity shape adaptation, multiple sub-material cylinders are placed in tube for feed, multiple asphalt test pieces are placed respectively in sub-material cylinder into tube for feed, multiple asphalt test pieces can be detected simultaneously in tube for feed, to obtain the data of multiple parallel samples, reduce detection number, so as to shorten detection time, improve detection efficiency.
Description
Technical field
The utility model relates to a kind of pitch detection devices, more specifically, it relates to a kind of asphalt most Dali
By relative density instrument.
Background technique
Asphalt maximum theory density instrument is Bitumen Mix Design, highway condition investigation or pavement construction matter
Buret reason calculates the instrument that voidage, compactness etc. use.
It includes workbench, and the negative-pressure container for holding asphalt test piece is placed on workbench, by asphalt test piece, water and oil
Material is put into negative-pressure container together, negative-pressure container sealed set, and vibration device is equipped between negative-pressure container between workbench,
Before the density of test asphalt test piece, reached using the pressure in the pressure regulator valve adjustment negative-pressure container being mounted on negative-pressure container
Setting value, vibration device drives negative-pressure container oscillation, to measure the relative density values of asphalt test piece.
In the prior art, two negative-pressure containers are typically placed on the table, while measuring two asphalt test pieces
Density value, to obtain the data of two parallel samples, accurately numerical value, is typically necessary measurement multi-group data meter in order to obtain
Calculate average value, and the device it is each duration of oscillation it is longer, lead to entire longevity of service, working efficiency is lower.
Utility model content
The data measured every time for instrument above-mentioned in practice are less, reduce this problem of working efficiency, this is practical
Novel purpose is to propose a kind of asphalt maximum theoretical relative density instrument, by the way that separator is arranged in tube for feed, contain
Multiple sub-material cylinders can be placed in barrel, obtain the data of multiple parallel samples, and so as to shorten detection time, concrete scheme is as follows:
A kind of asphalt maximum theoretical relative density instrument, including workbench are connected with tube for feed on the workbench,
The tube for feed upper cover is equipped with sealing cover, and the tube for feed and the sealing cover form enclosure space, and the workbench is equipped with vibration
Dynamic device, the vibration device drive the tube for feed to shake, and separator is equipped in the tube for feed, and the separator will be described
The space of tube for feed is divided into more than two accommodating cavities, and sub-material cylinder, the sub-material cylinder and the appearance are provided in the accommodating cavity
Set chamber shape adaptation.
Through the above technical solutions, tube for feed and sealing cover form enclosure space, guarantee that detection environment is normal, in tube for feed
Multiple sub-material cylinders are placed, place multiple asphalt test pieces respectively in the sub-material cylinder into tube for feed, so that vibration device can be disposable
It drives multiple asphalt test pieces to vibrate, multiple asphalt test pieces can be detected simultaneously in tube for feed, to obtain multiple parallel
The data of sample, and can be arranged on general work platform there are two tube for feed, to double to obtain multiple data, reduce detection time
Number improves detection efficiency so as to shorten detection time, and all data are carried out under equal ambient, and having can be right
Than property, the data error obtained is small, improves detection effect.
Further, the separator include two pieces of demarcation plates, one of demarcation plate along its length one
Side offers inserting groove, and the inserting groove is arranged along the demarcation plate width direction, and another piece of demarcation plate is plugged in described
In inserting groove, the both ends of the surface of the demarcation plate are abutted with the tube for feed inner wall.
Through the above technical solutions, to be detachably connected between two pieces of demarcation plates, convenient for installing or tearing open in tube for feed
Demarcation plate is unloaded, in addition, demarcation plate is abutted with tube for feed inner wall, so that demarcation plate is stably mounted in tube for feed, to guarantee to divide
Barrel is stablized in accommodating cavity in oscillation.
Further, the separator includes two pieces or more of demarcation plate, and a fixed link is fixed in the tube for feed,
Sliding sleeve is equipped with a rotation axis, the side of the demarcation plate and the rotation axis connection, the separation on the fixed link outer wall
The other side of the plate far from the rotation axis is abutted with the tube for feed inner wall.
Through the above technical solutions, operator, which need to only take out rotation axis, can take out all demarcation plates, be easily installed or
Demarcation plate is dismantled, in addition, the vibration that vibration device generates drives rotation axis to rotate around fixed link, so that demarcation plate drives
Sub-material cylinder also can rotate while vibration, so that asphalt test piece is uniformly contacted with the oil reservoir in sub-material cylinder, improve measurement result
Accuracy.
Further, it is coated with soft layer on the side that the demarcation plate is abutted with the tube for feed inner wall, it is described soft
Layer is abutted with the tube for feed inner wall.
Through the above technical solutions, body is made by coating soft layer on its surface since demarcation plate is made of hard material
Demarcation plate is obtained when rotating around fixed link, reduces the abrasion of demarcation plate and tube for feed inner wall, to guarantee the smooth sliding of demarcation plate.
Further, the rotation axis is extended along the radially coaxial of the rotation axis there are three above mounting blocks,
The end face of the mounting blocks offers mounting groove, is equipped with elastic component, the peace of the two neighboring mounting blocks in the mounting groove
Mounting rod is plugged in tankage, the demarcation plate is connect with mounting rod.
Through the above technical solutions, mounting rod is resiliently mounted in the mounting groove of mounting blocks, when needing to take out demarcation plate, only
Mounting rod need to be pushed, so that elastic component is compressed, so that mounting rod is deviate from from mounting groove, consequently facilitating on the rotating shaft
Install or remove demarcation plate.
Further, the demarcation plate along the rotation axis uniform intervals rotary setting in the tube for feed, and it is described
Demarcation plate is arranged along rotation axis length direction interval.
Through the above technical solutions, making the sub-material cylinder being in accommodating cavity when rotating around rotation axis, sub-material cylinder exists
Uniformly one section of sub-material cylinder is avoided by thrust, sub-material cylinder is caused to tilt by the thrust from two demarcation plates on length direction,
It is poured out so as to cause the oil reservoir in sub-material cylinder, pollutes tube for feed.
Further, setting is formed between the limited block and is placed there are three above limited block on the shaking platform
The installing port of the tube for feed, the tube for feed and the limited block contradict.
Through the above technical solutions, tube for feed stabilization is made to be placed on shaking platform, and limited block clamping, so that tube for feed exists
It will not be tilted in vibration processes, guarantee to detect progress working properly.
Further, the sealing cover is equipped with sealant towards the face of the tube for feed, and the sealant offers card
Tight slot, the tube for feed are clamped in the clamping slot.
Through the above technical solutions, the leakproofness between sealing cover and tube for feed is improved, to guarantee own in tube for feed
Sub-material cylinder, which is in same sealed environment, to be vibrated, and the error of testing result is reduced.
Compared with prior art, the beneficial effects of the utility model are as follows:
It (1), simultaneously can be in tube for feed so that tube for feed forms multiple accommodating cavities by the way that separator is arranged in tube for feed
Multiple asphalt test pieces are detected, to obtain the data of multiple parallel samples, so as to shorten detection time, improve detection effect
Rate；
(2) by the way that rotation axis is arranged in tube for feed, demarcation plate is installed on the rotating shaft, and only need to take out rotation axis can take
All demarcation plates out are easily installed or dismantle demarcation plate.
Detailed description of the invention
Fig. 1 is the overall schematic (tube for feed cross-section) of the embodiments of the present invention；
Fig. 2 is the partial enlargement diagram in the portion A in Fig. 1；
Fig. 3 is that the utility model is the overall schematic (tube for feed cross-section) for showing rotation axis；
Fig. 4 is the partial enlargement diagram in the portion B in Fig. 3.
Appended drawing reference: 1, workbench；2, tube for feed；21, accommodating cavity；3, separator；31, demarcation plate；311, inserting groove；4,
Sub-material cylinder；5, sealing cover；51, sealant；511, clamping slot；6, fixed link；7, rotation axis；8, soft layer；9, mounting blocks；91,
Mounting groove；10, elastic component；11, mounting rod；12, limited block；13, installing port.
Specific embodiment
Below with reference to examples and drawings, the utility model is described in further detail, but the implementation of the utility model
Mode is not limited only to this.
As shown in Figure 1, a kind of asphalt maximum theoretical relative density instrument, including workbench 1, connected on workbench 1
There is tube for feed 2, is equipped with separator 3 in tube for feed 2, the space of tube for feed 2 is divided into more than two accommodating cavities 21 by separator 3,
It is provided with sub-material cylinder 4, sub-material cylinder 4 and 21 shape adaptation of accommodating cavity in accommodating cavity 21, places asphalt test piece and inspection in sub-material cylinder 4
Oil plant layer required for asphalt test piece is surveyed, 2 upper cover of tube for feed is equipped with sealing cover 5, and tube for feed 2 and sealing cover 5 form enclosure space,
Workbench 1 is equipped with vibration device, and vibration device is conventional use of in existing asphalt maximum theoretical relative density instrument
Vibration device is no longer specifically described, and vibration device drives tube for feed 2 to shake, so that the asphalt test piece in sub-material cylinder 4 be driven to shake
It is dynamic, it is uniformly contacted with oil plant layer.
It is combined with Figure 1 and Figure 2, to guarantee that the detection environment in tube for feed 2 is sealing state, sealing cover 5 is towards tube for feed 2
Face is equipped with sealant 51, and sealant 51 is set as soft rubber layer, and sealant 51 offers clamping slot 511,2 clamping of tube for feed
In clamping slot 511, to improve the leakproofness of tube for feed 2.
As shown in Figure 1, demarcation plate 31 is specifically configured to rigid plastics specifically, separator 3 includes two pieces of demarcation plates 31
Plate, the side of one of demarcation plate 31 along its length offer inserting groove 311, and inserting groove 311 is along 31 width of demarcation plate
Direction setting, the thickness of inserting groove 311 are equal to the thickness of demarcation plate 31, and another piece of demarcation plate 31 is plugged in inserting groove 311, makes
It obtains two pieces of demarcation plates 31 to be distributed in tube for feed 2 in " ten " font, and the length of demarcation plate 31 is equal to the interior path length of tube for feed 2
Degree, so that the both ends of the surface of demarcation plate 31 are abutted with 2 inner wall of tube for feed, so that tube for feed 2 is divided into four consistent appearances of size shape
Set chamber 21.
As shown in figure 3, optimization, the center in tube for feed 2 is fixed with a fixed link 6,6 outer wall of fixed link vertically
Upper sliding sleeve is equipped with a rotation axis 7, and separator 3 includes three pieces of demarcation plates 31, and three pieces of demarcation plates 31 are revolved along 7 uniform intervals of rotation axis
Turn to be set in tube for feed 2, i.e. orthographic projection of the demarcation plate 31 in 2 bottom surface of the tube for feed bottom surface that is evenly distributed on tube for feed 2, and point
Partition 31 is arranged along 7 length direction uniform intervals of rotation axis, and the side of demarcation plate 31 is connect with rotation axis 7, and demarcation plate 31 is separate
The other side of rotation axis 7 is coated with soft layer 8, and soft layer 8 is abutted with 2 inner wall of tube for feed, so that the vibration that vibration device generates
When rotation axis 7 being driven to rotate, demarcation plate 31 pushes sub-material cylinder 4, so that sub-material cylinder 4 can also be along different directions in tube for feed 2
Movement.
Corresponding in conjunction with Fig. 3 and Fig. 4, rotation axis 7 is radially uniformly extended mounting blocks 9, and mounting blocks 9 are along rotation
The axial direction of axis 7 is provided with multiple, and two end faces of mounting blocks 9 offer mounting groove 91, and mounting groove 91 is not run through mounting blocks 9
Slot, elastic component 10 is equipped in mounting groove 91, elastic component 10 is specifically configured to spring, one end of spring and the groove face of mounting groove 91
It is fixedly connected, is plugged with mounting rod 11 in two mounting grooves 91 of two neighboring mounting blocks 9, mounting rod 11 compresses elastic component 10
In mounting groove 91, so that spring store elastic potential energy, the side of demarcation plate 31 is fixedly connected with mounting rod 11, needs replacing peace
When loading board, mounting rod 11 only need to be pushed, so that one, spring in mounting groove 91 stretches, one is compressed, so that installation
Bar 11 deviates from mounting groove 91.
As shown in figure 3, the limited block 12 on 1 table top of workbench there are four settings, the central point line of limited block 12 are formed
Disc and 2 shape adaptation of tube for feed so that forming the installing port 13 for placing tube for feed 2, and limited block 12 between limited block 12
The face contacted with tube for feed 2 is set as cambered surface, when so that tube for feed 2 being placed in installing port 13, the outer wall and limited block of tube for feed 2
12 contradict, so that tube for feed 2 is stablized on workbench 1.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of asphalt maximum theoretical relative density instrument, including workbench (1), Sheng is connected on the workbench (1)
Barrel (2), tube for feed (2) upper cover are equipped with sealing cover (5), and the tube for feed (2) and the sealing cover (5) form closing sky
Between, the workbench (1) is equipped with vibration device, and the vibration device drives the tube for feed (2) to shake, which is characterized in that institute
It states in tube for feed (2) and is equipped with separator (3), the space of the tube for feed (2) is divided into more than two appearances by the separator (3)
It sets chamber (21), is provided with sub-material cylinder (4) in the accommodating cavity (21), the sub-material cylinder (4) and the accommodating cavity (21) shape are suitable
Match.
2. asphalt maximum theoretical relative density instrument according to claim 1, which is characterized in that the separator
It (3) include two pieces of demarcation plates (31), the side of one of demarcation plate (31) along its length offers inserting groove
(311), the inserting groove (311) is arranged along the demarcation plate (31) width direction, and another piece of demarcation plate (31) is plugged in
In the inserting groove (311), the both ends of the surface of the demarcation plate (31) are abutted with the tube for feed (2) inner wall.
3. asphalt maximum theoretical relative density instrument according to claim 1, which is characterized in that the separator
(3) include two pieces or more of demarcation plate (31), be fixed with a fixed link (6) in the tube for feed (2), the fixed link (6)
Sliding sleeve is equipped with a rotation axis (7) on outer wall, and the side of the demarcation plate (31) is connect with the rotation axis (7), the separation
Plate (31) is abutted far from the other side of the rotation axis (7) with the tube for feed (2) inner wall.
4. asphalt maximum theoretical relative density instrument according to claim 3, which is characterized in that the demarcation plate
(31) it is coated with soft layer (8) on the side abutted with the tube for feed (2) inner wall, the soft layer (8) and the tube for feed
(2) inner wall abuts.
5. asphalt maximum theoretical relative density instrument according to claim 3, which is characterized in that the rotation axis
(7) it is extended along the radially coaxial of the rotation axis (7) there are three above mounting blocks (9), the end face of the mounting blocks (9)
It offers mounting groove (91), is equipped with elastic component (10) in the mounting groove (91), the installation of the two neighboring mounting blocks (9)
It is plugged in slot (91) mounting rod (11), the demarcation plate (31) connect with mounting rod (11).
6. asphalt maximum theoretical relative density instrument according to claim 4, which is characterized in that the demarcation plate
(31) along the rotation axis (7) uniform intervals rotary setting in the tube for feed (2), and the demarcation plate (31) is along described turn
The setting of moving axis (7) length direction interval.
7. asphalt maximum theoretical relative density instrument according to claim 1, which is characterized in that the workbench
(1) setting forms the installation for placing the tube for feed (2) there are three above limited block (12) between the limited block (12)
Mouth (13), the tube for feed (2) and the limited block (12) contradict.
8. asphalt maximum theoretical relative density instrument according to claim 1, which is characterized in that the sealing cover
(5) sealant (51) are equipped with towards the face of the tube for feed (2), the sealant (51) offers clamping slot (511), described
Tube for feed (2) is clamped in the clamping slot (511).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920009079.2U CN209656495U (en) | 2019-01-02 | 2019-01-02 | A kind of asphalt maximum theoretical relative density instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920009079.2U CN209656495U (en) | 2019-01-02 | 2019-01-02 | A kind of asphalt maximum theoretical relative density instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209656495U true CN209656495U (en) | 2019-11-19 |
Family
ID=68520186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920009079.2U Expired - Fee Related CN209656495U (en) | 2019-01-02 | 2019-01-02 | A kind of asphalt maximum theoretical relative density instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209656495U (en) |
-
2019
- 2019-01-02 CN CN201920009079.2U patent/CN209656495U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 Termination date: 20220102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |