CN208224015U - A kind of asphalt theoretical density tester - Google Patents
A kind of asphalt theoretical density tester Download PDFInfo
- Publication number
- CN208224015U CN208224015U CN201820838011.0U CN201820838011U CN208224015U CN 208224015 U CN208224015 U CN 208224015U CN 201820838011 U CN201820838011 U CN 201820838011U CN 208224015 U CN208224015 U CN 208224015U
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- CN
- China
- Prior art keywords
- negative
- asphalt
- agitating shaft
- console
- pressure container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Road Paving Machines (AREA)
Abstract
The utility model relates to a kind of asphalt theoretical density testers, are related to pitch detection device technical field, it is intended to solve the problems, such as only to be difficult to remove the bubble in asphalt in the prior art by vibration.Its drip irrigation device is, including console, and negative-pressure container is equipped with above console, container cover is equipped at the top of negative-pressure container, container cover is equipped with the exhaust tube being connected to negative-pressure container, and positioning is rotatably equipped with the agitating shaft being vertically arranged in negative-pressure container, and agitating shaft is equipped with stirring blade；Locating rotation is equipped with the rotation seat with agitating shaft cooperation in container cover, and the first motor of driving rotation seat rotation is equipped with above container cover.First motor is by driving rotation seat rotation, so that agitating shaft be driven to rotate, stirring blade is stirred asphalt, accelerates the removing of the bubble in asphalt.
Description
Technical field
The utility model relates to pitch detection device technical fields more particularly to a kind of asphalt theoretical density to test
Instrument.
Background technique
Asphalt is the general name of mixture made of being mixed and stirred as mineral aggregate and asphalt binder, is widely used in road
Engineering construction field.Wherein, asphalt theoretical density is the very important index of asphalt, and it is mixed which determine pitches
Close the whole service performance of material.At the construction field (site) or in laboratory, asphalt theoretical density is managed by asphalt
It is measured by density test instrument.
But in practical applications, it is limited by the size of negative-pressure container and the viscosity of asphalt is larger, be easy
It bonds agglomerating, it is difficult to scatter, be difficult to remove in bubble when so only removing the bubble in asphalt by the vibration of shake table
To the greatest extent, it will affect the result of experiment.
Utility model content
The purpose of the utility model is to provide a kind of asphalt theoretical density testers, can remove pitch mixing
Bubble in material guarantees the measurement accuracy to asphalt theoretical density.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of asphalt theoretical density tester, including console, the console top are equipped with negative-pressure container, institute
It states and is equipped with container cover at the top of negative-pressure container, the container cover is equipped with the exhaust tube being connected to negative-pressure container, the negative-pressure container
Interior positioning is rotatably equipped with the agitating shaft being vertically arranged, and the agitating shaft is equipped with stirring blade；Positioning turns in the container cover
The dynamic rotation seat being equipped with agitating shaft cooperation, the container cover top are equipped with the first motor of driving rotation seat rotation.
By using above-mentioned technical proposal, after asphalt is put into negative-pressure container, container cover lid to negative pressure is held
On device, and plug the upper end of agitating shaft in rotation seat.In test, start first motor, first motor passes through drive
Rotation seat rotation, so that agitating shaft be driven to rotate.Agitating shaft rotate when, stirring blade to the asphalt in negative-pressure container into
Row stirring avoids asphalt consolidation agglomerating, accelerates the removing of negative-pressure container and the bubble in asphalt.Wherein,
Agitating shaft being arranged in negative-pressure container, avoiding taking agitating shaft out of when taking out container cover, the pitch being sticked on agitating shaft
Mixture is easy to fall, and makes tester ambient enviroment dirty.Meanwhile avoiding asphalt in negative-pressure container excessive, by container cover
When covering, agitating shaft is not easy to be inserted into asphalt.
Further, side wall of the agitating shaft close to top is equipped with the raised line being vertically arranged, the inner wall of the rotation seat
Circumference array is equipped with several card slots with raised line cooperation.
By using above-mentioned technical proposal, agitating shaft upper end is inserted into rotation seat, the raised line on side wall slides peace
It is attached in card slot, under the mating reaction of card slot and strip, realizes to be able to drive in first motor driving rotation seat rotation and stir
Axis is mixed to move synchronously therewith.Several are set by card slot, guarantees relatively rapid to slide into raised line when covering top cover
In card slot, improve efficiency.
Further, the stirring blade is obliquely installed, and it is higher-end close to one end of agitating shaft.
By using above-mentioned technical proposal, stirring blade is obliquely installed, guarantees that stirring blade stirs asphalt
Effect is mixed, accelerates the speed that bubble sheds from asphalt, structure is simple, and effect is obvious.Make stirring blade is close to stir
Mix axis one end be higher-end, avoid by asphalt be added negative-pressure container in when, asphalt be stuck in agitating shaft and
Between stirring blade, it is further ensured that the mixing effect to asphalt.
Further, mandril of several circumference array below negative-pressure container, the console are equipped in the console
It is equipped with the resigning mouthful stretched out for mandril, the drive for driving mandril to move back and forth along the vertical direction is additionally provided in the console
Dynamic device.
By using above-mentioned technical proposal, driving device driving mandril moves back and forth along the vertical direction, in the effect of mandril
Under, negative-pressure container is back and forth jacked up, realizes the vibration to the asphalt in negative-pressure container, cooperation stirring blade is mixed to pitch
The stirring for closing material, further speeds up removing for the bubble in negative-pressure container and asphalt.
Further, the driving device includes the rack gear being arranged on the side that mandril is located remotely from each other, the rack gear edge
There are two mandril length direction is oppositely arranged；Half gear engaged, half gear are additionally provided between two rack gears
Side far from mandril is located by connecting the second motor being arranged in console.
By using above-mentioned technical proposal, when starting the second motor, the second motor drives the rotation of half gear, and half gear is first
It is engaged with one of rack gear, under its engagement, drives mandril to move upwards, stretched out out of resigning mouthful, by negative-pressure container
It jacks up.With the rotation of half gear, half gear is engaged with another rack gear, drives mandril to move downward, negative-pressure container is heavy at its
It is fallen under power effect.It is reciprocal with this, it realizes the vibration to the asphalt in negative-pressure container, accelerates dissipating for bubble and overflow, knot
Structure is simple, and easy to operate and effect is obvious.
Further, console upper surface array is equipped with several shelves items for being disposed around negative-pressure container peripheral wall, the shelves
Item is vertically arranged and abuts with the side wall of negative-pressure container.
By using above-mentioned technical proposal, shelves item is limited and is oriented to negative-pressure container, guarantees top rod driving above and below it
Stability when reciprocating motion, avoids negative-pressure container that positional shift occurs in vibration processes, influences its stability with mandril pair
Its driving effect, structure is simple, and effect is obvious.
Further, the console is equipped with the guide groove being arranged radially along agitating shaft, and the shelves item is slidably mounted on
In guide groove.
By using above-mentioned technical proposal, shelves item is slidably mounted in guide groove, distance between grade item can be adjusted, made
It limits different size of negative-pressure container, improves the scope of application of tester.Wherein guide groove plays the sliding of shelves item
To guiding role, structure is simple, and effect is obvious.
Further, positioning is rotatably equipped with the screw rod being arranged along its length in the guide groove, the screw rod with
Shelves item is threadedly coupled.
It by using above-mentioned technical proposal, drives screw turns, under its threaded connection effect with shelves item, drives shelves item
It is slided along guide groove；And screw rod has self-locking function, can be realized the fixation after shelves position is adjusted, guarantees the stabilization of shelves item
Property, i.e. limit and guide effect of the guarantee shelves item to negative-pressure container.
In conclusion the utility model has the following beneficial effects:
1, by positioning the agitating shaft that is vertically arranged of rotational installation in negative-pressure container, stirring blade is set on agitating shaft,
The rotation seat for being arranged in container cover and being controlled by first motor, the upper end of agitating shaft are plugged in rotation seat, and first motor is logical
The rotation of drive rotation seat is crossed, so that agitating shaft be driven to rotate.When agitating shaft rotates, stirring blade is mixed to the pitch in negative-pressure container
It closes material to be stirred, avoids asphalt consolidation agglomerating, accelerate the removing of negative-pressure container and the bubble in asphalt.
Wherein, agitating shaft is arranged in negative-pressure container, avoids taking agitating shaft out of when taking out container cover, is sticked on agitating shaft
Asphalt is easy to fall, and makes tester ambient enviroment dirty.Meanwhile avoiding asphalt in negative-pressure container excessive, it will hold
When device lid covers, agitating shaft is not easy to be inserted into asphalt；
2, by the way that the mandril for being located at and below negative-pressure container and being vertically arranged is arranged in console, it is arranged on console and supplies
The resigning mouthful that mandril stretches out, and the driving device that driving mandril moves back and forth vertically is set, driving device drives mandril along vertical
Direction moves back and forth, and under the action of mandril, negative-pressure container is back and forth jacked up, and realizes to the asphalt in negative-pressure container
Vibration cooperates stirring of the stirring blade to asphalt, further speeds up the bubble in negative-pressure container and asphalt
Remove.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of asphalt theoretical density tester；
Fig. 2 is a kind of cross-sectional view of asphalt theoretical density tester along console width direction；
Fig. 3 is a kind of cross-sectional view of asphalt theoretical density tester along console length direction；
Fig. 4 is a kind of partial structure diagram of asphalt theoretical density tester.
In figure, 1, console；11, control panel；12, guide groove；13, resigning mouthful；14, locating rod；15, installation cavity；2,
Negative-pressure container；21, location hole；3, agitating shaft；31, stirring blade；32, raised line；4, container cover；41, rotation seat；411, card slot；
42, first motor；5, exhaust tube；51, vacuum pump；52, vacuum meter；6, mandril；61, top plate；62, sliding block；63, rack gear；7, it props up
Bar；71, sliding slot；8, half gear；81, the second motor；9, shelves item；91, screw rod；92, third motor.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of asphalt theoretical density tester, referring to Fig.1, including console 1,1 front end of console are equipped with control
Panel 11 is symmetrically arranged with the identical negative-pressure container 2 of two structures above console 1, with the comparative and accuracy of guarantee test.
In the present embodiment, it is only illustrated with one of negative-pressure container 2, and negative-pressure container 2 is cylindrical.In negative-pressure container 2
Top is equipped with container cover 4, and container cover 4 is equipped with the exhaust tube 5 being connected to negative-pressure container 2.Referring to Fig. 2, it is equipped on console 1
The locating rod 14 being vertically arranged, 2 bottom center position of negative-pressure container are equipped with the location hole 21 with location fit, guarantee negative-pressure container
2 stability when being placed on console 1.
Referring to Fig. 2, center locating rotation is equipped with the agitating shaft 3 being vertically arranged, agitating shaft 3 in negative-pressure container 2
It is equipped with the stirring blade 31 being obliquely installed, and stirring blade 31 is higher-end close to one end of agitating shaft 3, in the present embodiment
In, the tilt angle of stirring blade 31 is 45 °.Locating rotation is equipped with the rotation seat cooperated with agitating shaft 3 in container cover 4
41, the first motor 42 that driving rotation seat 41 rotates is equipped with above container cover 4.First motor 42 drives rotation seat 41 to drive stirring
Axis 3 rotates, and stirring blade 31 is stirred the asphalt in negative-pressure container 2, accelerates removing for bubble.In addition, taking out
Vacuum pump 51 is connected on tracheae 5, vacuum pump 51 is equipped with vacuum meter 52, and the bubble in negative-pressure container 2 can pass through vacuum pump 51
It is discharged from exhaust tube 5 rapidly.
It is moved synchronously in the present embodiment in order to realize that rotation seat 41 is able to drive agitating shaft 3, in agitating shaft referring to Fig. 3
3 side wall close to top is equipped with the raised line 32 being vertically arranged, and is equipped with several and raised line in the inner wall circumference array of rotation seat 41
The card slot 411 of 32 cooperations.After 3 upper end of agitating shaft is inserted into rotation seat 41, raised line 32 is stuck in card slot 411, to guarantee to rotate
Seat 41 and agitating shaft 3 move synchronously.When installing container cover 4, container cover 4 can be rotated, guarantee that raised line 32 can smoothly be caught in card
In slot 411.
Referring to Fig. 3, in order to further speed up the exclusion of the bubble in asphalt, installation cavity is equipped in console 1
15, set that there are four circumference array in installation cavity 15 in the mandril 6 of 2 lower section of negative-pressure container, console 1 is equipped with and installation cavity 15 connects
Resigning mouthful 13 that is logical and being stretched out for mandril 6.Under normal conditions, 6 upper surface of mandril and 13 upper surface of resigning mouthful flush, and the upper end screw thread
It is connected with the top plate 61 for being located at 13 top of resigning mouthful.It is equipped in installation cavity 15 positioned at the side close to each other of mandril 6 and sets vertically
The strut 7 set, strut 7 are equipped with the sliding slot 71 being vertically arranged close to the side wall of mandril 6, and side wall of the mandril 6 close to bottom is equipped with
The sliding block 62 being slidably mounted in sliding slot 71.It is additionally provided in console 1 for driving mandril 6 to move back and forth along the vertical direction
Driving device.Driving device driving mandril 6 pumps, so that vibration negative-pressure container 2, accelerates the removing of bubble.
Referring to Fig. 3, in the present embodiment, driving device includes being arranged on the remotely located 14 side side of bar of mandril 6
Rack gear 63, referring to Fig. 4, there are two rack gear 63 is oppositely arranged along 6 length direction of mandril.Referring to Fig. 3, it is further fixed in installation cavity 15
Second motor 81 is fixed between two rack gears 63 on the output shaft of the second motor 81 and engages with rack gear 63 referring to Fig. 4
Half gear 8.When 6 upper surface of mandril and 13 upper surface of resigning mouthful flush, deposited between 6 lower end surface of mandril and the bottom surface of installation cavity 15
Distance at one end.When starting the second motor 81, the second motor 81 drives the rotation of half gear 8, half gear, 8 elder generation and one of rack gear
63 engagements drive mandril 6 to move upwards, stretch out out of resigning mouthful 13, top plate 61 pushes up negative-pressure container 2 under its engagement
It rises.With the rotation of half gear 8, half gear 8 is engaged with another rack gear 63, drives mandril 6 to move downward, negative-pressure container 2 exists
It is fallen under its gravity.It is reciprocal with this, it realizes the vibration to the asphalt in negative-pressure container 2, accelerates dissipating for bubble and overflow.
Referring to Fig.1, in order to guarantee the stability when negative-pressure container 2 pumps, in 1 upper surface circumference of console
Array is set there are four the guide groove 12 that is arranged radially along negative-pressure container 2, and guide groove 12 is perpendicular to mandril 6, sliding in guide groove 12
It is dynamic that the shelves item 9 being vertically arranged is installed, and the height of shelves item 9 is greater than the height that lever jacks up negative-pressure container 2.In guide groove 12
Interior positioning is rotatably equipped with the screw rod 91 being arranged along its length, and screw rod 91 is threadedly coupled with shelves item 9, and one end is connected with
It is embedded the third motor 92 in console 1.Third motor 92 drives screw rod 91 to rotate, and shelves item 9 is driven to slide along guide groove 12,
Until it is abutted with 2 outer wall of negative-pressure container, different size of negative-pressure container 2 can be limited and is oriented to, guarantee its vibration
When stability, improve the scope of application of tester.
The working principle and application method of the utility model:
Negative-pressure container 2 is placed on console 1, plugs locating rod 14 in location hole 21.Start third motor 92,
Slide grade item 9 to close to 2 direction of negative-pressure container, until it is abutted with 2 outer wall of negative-pressure container.Asphalt is poured into negative pressure
After in container 2, covered container lid 4 is inserted into agitating shaft 3 in rotation seat 41.At this point, being opened by the starting test of control panel 11
Dynamic first motor 42, is stirred the stirring blade 31 on agitating shaft 3 to asphalt.Start the second motor 81, second
Motor 81 drives the rotation of half gear 8, and half gear 8 is first engaged with one of rack gear 63, and under its engagement, mandril 6 is upward
Movement, top plate 61 jack up negative-pressure container 2.With the rotation of half gear 8, half gear 8 is engaged with another rack gear 63, drives top
Bar 6 moves downward, and negative-pressure container 2 is fallen under its gravity.It is reciprocal with this, it realizes and the pitch in negative-pressure container 2 is mixed
The vibration of material accelerates dissipating for bubble and overflows.At the same time, vacuum pump 51 is opened, the bubble in negative-pressure container 2 is via 5 row of exhaust tube
Out.Two negative-pressure containers 2 are synchronized and are tested, the comparative and accuracy of guarantee test.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of asphalt theoretical density tester, including console (1), console (1) top is equipped with negative pressure and holds
Device (2) is equipped with container cover (4) at the top of the negative-pressure container (2), and the container cover (4) is equipped with to be connected to negative-pressure container (2)
Exhaust tube (5), it is characterised in that: positioning is rotatably equipped with the agitating shaft (3) being vertically arranged in the negative-pressure container (2), described
Agitating shaft (3) is equipped with stirring blade (31)；Locating rotation is equipped with turn with agitating shaft (3) cooperation on the container cover (4)
Dynamic seat (41), container cover (4) top are equipped with the first motor (42) of driving rotation seat (41) rotation.
2. a kind of asphalt theoretical density tester according to claim 1, it is characterised in that: the agitating shaft
(3) side wall close to top is equipped with the raised line (32) being vertically arranged, and the inner wall circumference array of the rotation seat (41) is equipped with several
With the card slot (411) of raised line (32) cooperation.
3. a kind of asphalt theoretical density tester according to claim 1, it is characterised in that: the stirring blade
(31) it is obliquely installed, and it is higher-end close to one end of agitating shaft (3).
4. a kind of asphalt theoretical density tester described in any one of -3 according to claim 1, it is characterised in that:
Mandril (6) of several circumference array below negative-pressure container (2) is equipped in the console (1), the console (1) is equipped with
For the resigning mouthful (13) that mandril (6) are stretched out, it is additionally provided in the console (1) for driving mandril (6) reciprocal along the vertical direction
The driving device of movement.
5. a kind of asphalt theoretical density tester according to claim 4, it is characterised in that: the driving device
Including the rack gear (63) being arranged on the side that mandril (6) is located remotely from each other, the rack gear (63) is opposite along mandril (6) length direction
There are two settings；Half gear (8) engaged is additionally provided between two rack gears (63), half gear (8) is far from top
The side of bar (6) is located by connecting the second motor (81) having She Zhi in console (1).
6. a kind of asphalt theoretical density tester according to claim 5, it is characterised in that: the console
(1) upper surface array is equipped with several shelves items (9) for being disposed around negative-pressure container (2) peripheral wall, the shelves item (9) be vertically arranged and with it is negative
The side wall of pressure vessel (2) abuts.
7. a kind of asphalt theoretical density tester according to claim 6, it is characterised in that: the console
(1) it is equipped with the guide groove (12) being arranged radially along agitating shaft (3), the shelves item (9) is slidably mounted in guide groove (12).
8. a kind of asphalt theoretical density tester according to claim 7, it is characterised in that: the guide groove
(12) positioning is rotatably equipped with the screw rod (91) being arranged along its length in, and the screw rod (91) is threadedly coupled with shelves item (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820838011.0U CN208224015U (en) | 2018-05-31 | 2018-05-31 | A kind of asphalt theoretical density tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820838011.0U CN208224015U (en) | 2018-05-31 | 2018-05-31 | A kind of asphalt theoretical density tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208224015U true CN208224015U (en) | 2018-12-11 |
Family
ID=64507741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820838011.0U Expired - Fee Related CN208224015U (en) | 2018-05-31 | 2018-05-31 | A kind of asphalt theoretical density tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208224015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855496A (en) * | 2020-08-07 | 2020-10-30 | 武汉瑞锦丰路桥设备股份有限公司 | Negative pressure rotary paint viscosity detection method |
-
2018
- 2018-05-31 CN CN201820838011.0U patent/CN208224015U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855496A (en) * | 2020-08-07 | 2020-10-30 | 武汉瑞锦丰路桥设备股份有限公司 | Negative pressure rotary paint viscosity detection method |
| CN111855496B (en) * | 2020-08-07 | 2023-11-10 | 广州量恒检测技术服务有限公司 | Negative pressure rotary type paint viscosity detection method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 |