CN206430960U - A kind of marshall compaction instrument of automatic heat preserving - Google Patents
A kind of marshall compaction instrument of automatic heat preserving Download PDFInfo
- Publication number
- CN206430960U CN206430960U CN201720034356.6U CN201720034356U CN206430960U CN 206430960 U CN206430960 U CN 206430960U CN 201720034356 U CN201720034356 U CN 201720034356U CN 206430960 U CN206430960 U CN 206430960U
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- Prior art keywords
- incubator
- hit
- real
- die trial
- temperature
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- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
A kind of marshall compaction instrument of automatic heat preserving; including base; be provided with base be provided with casing, casing for die trial is hit it is real hit real part point and insulating sections for being incubated to die trial, insulating sections are connected with the temprature control unit being controlled for the temperature to insulating sections；Insulating sections include the incubator for being used to place die trial for being arranged on bottom half, and incubator is connected built with temperature sensor and incubator heating system, temperature sensor and incubator heating system with control section.Reality is hit in the insulation that the utility model is applied to all kinds of hot-mix asphalt mixtures, improves compaction test precision, and make simple, easy to operate.
Description
Technical field
The utility model is related to a kind of real field of hitting of road engineering Mixture for Asphalt Pavement, more particularly to one kind is certainly
The marshall compaction instrument of dynamic insulation.
Background technology
Marshall compaction method is that China carries out Bitumen Mix Design and shaping asphalt test specimen is conventional
Method,《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004) mixes bitumen mixture specimen Beat numbers to ordinary hot
Temperature has done clear stipulaties.In marshal piece manufacturing process, each test specimen is required for positive and negative to hit reality, hits real taken
Between it is long, test specimen heat scatters and disappears more during reality is hit, and asphalt temperature is difficult to control to.Special external cold season is tried
Test, the reduction of test specimen temperature is more, cause test specimen to hit real compactness not enough, influence result of the test.
At present, marshall compaction instrument both domestic and external does not possess automatic heat insulating function, only by heating mould before hitting in fact
To mixture thermal-insulating.But mould is generally steel, real process rapid heat dissipation is hit, heat insulation effect is bad.So, moderate, behaviour
Work simply, with automatic heat insulating function is the improvement direction of marshall compaction instrument.
Utility model content
For defect present in above-mentioned prior art or deficiency, the utility model provides a kind of Marshall of automatic heat preserving
Compaction test apparatus.
In order to achieve the above object, the utility model is adopted the following technical scheme that：
Being provided with to be provided with casing, casing on a kind of marshall compaction instrument of automatic heat preserving, including base, base is used for
Hit the real real part that hits to die trial to divide and the insulating sections for being incubated die trial, insulating sections are connected with for insulation
The temprature control unit that partial temperature is controlled；Insulating sections include being arranged on the guarantor for being used to place die trial of bottom half
Incubator, incubator is built with temperature sensor and incubator heating system, and temperature sensor and incubator heating system are with controlling
Part is connected.
The utility model, which is further improved, to be, it is described hit that real part point includes being arranged on casing top hit real bar, hit
The compaction hammer that can be moved up and down is provided with real bar, the lower end of compaction hammer, which is provided with, hits real head.
The utility model further improve is, described hit is additionally provided with motor and gear on real bar, motor and
Gear is connected by chain, and the block that real bar top is hit for compaction hammer to be taken to is provided with chain.
The utility model, which is further improved, to be, with hitting the distance of real head for 10~15cm at the top of the incubator.
The utility model, which is further improved, to be, the incubator and die trial are cylinder, and the internal diameter of incubator
More than 1~2mm of die trial external diameter.
The utility model, which is further improved, to be, the incubator two bottom sides are each provided with a handle, incubator
Two rigidity rank pieces are internally provided with, one of handle is connected with a rigidity rank piece, another handle and another rigidity
Hold in the mouth piece connection；Handle below rigidity rank piece junction with being provided with support block.
The utility model, which is further improved, to be, the temprature control unit includes temperature setting device, real time temperature
Display screen, center processor and electromagnetic relay；The temperature display is connected with temperature sensor；Described electromagnetic relay
It is connected with incubator heating system.
Compared with prior art, the utility model has following beneficial technique effect：
The utility model is by the insulating sections for being provided for being incubated die trial, and insulating sections are including being arranged on casing
The incubator for being used to place die trial of bottom, incubator is built with temperature sensor and incubator heating system, temperature sensor
(14) it is connected with incubator heating system with control section, achievable die trial is incubated during hitting reality to die trial, and real mistake is hit in reduction
The heat of journey scatters and disappears.By adjusting holding temperature, it is adaptable to which reality is hit in the insulation of all kinds of hot-mix asphalt mixtures；Pass through TEMP
Device real-time testing temperature, improves experiment accuracy.The utility model is rational in infrastructure, and attemperator and control device make simple,
Cost is relatively low, it is easy to accomplish, it is adapted to promote the use of.
Further, the handle in the setting of incubator bottom outside, handle principle is simple, easy to operate, it is easy to take out
Die trial.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is upper handle partial enlarged drawing.
Fig. 3 is incubator temperature control sketch.
Wherein, 1, base；2nd, casing；3rd, incubator；4th, real head is hit；5th, rigidity rank piece；6th, handle；7th, support block；8th, spiral shell
Bolt；9th, compaction hammer；10th, motor；11st, chain；12nd, block；13rd, gear；14th, temperature sensor；15th, incubator heating system
System；16th, temperature control system；17th, electromagnetic relay；18th, center processor；19th, real time temperature display screen；20th, temperature is set
Device.
Embodiment
The utility model is described in further details below in conjunction with the accompanying drawings.
Referring to Fig. 1, a kind of marshall compaction instrument of automatic heat preserving, including base 1 are provided with casing 2, casing 2 on base 1
Inside be provided with for die trial is hit it is real hit real part point and insulating sections for being incubated to die trial, insulating sections are connected
There is the control section 16 being controlled for the temperature to insulating sections.
The real part point that hits hits real bar including being arranged at the top of casing 2, hits and is provided with what can be moved up and down on real bar
Compaction hammer 9, the lower end of compaction hammer 9, which is provided with, hits real first 4.
Described hit is additionally provided with motor 10 and gear 13 on real bar, motor 10 and gear 13 are connected by chain 11,
The block 12 that real bar top is hit for compaction hammer 9 to be taken to is provided with chain 11.Block 12 on chain 11 is compaction hammer 9
Drive and hit real bar top, compaction hammer 9 and hit real first 4 and freely fall, reality is hit to die trial progress.
The insulating sections include being arranged on the bottom of casing 2 be used for place the incubator 3 of die trial, incubator 3 built with
Temperature sensor 14 and incubator heating system 15, temperature sensor 14 and incubator heating system 15 and the phase of control section 16
Even.
The top surface of incubator 3 is with hitting real first 4 distance for 10~15cm.
The incubator 3 uses oil bath heating, and oil bath heating mode makes incubator heating comparatively fast, and heat should not scatter and disappear, section
The about energy；Die trial is placed in incubator, makes die trial temperature uniform, heat insulation effect is preferable.
Incubator 3 and die trial are cylinder, and and the internal diameter of incubator 3 is more than 1~2mm of die trial external diameter.
Referring to Fig. 2, the two bottom sides of incubator 3 are each provided with a handle 6, and incubator 3 has been internally provided with two just
Property rank piece 5 (i.e. sheet metal), one of handle with one rigidity rank piece be connected, another handle with another rigidity hold in the mouth piece company
Connect；Handle is connected with rigidity rank piece by bolt 8；Handle below rigidity rank piece 5 junction with being provided with support block 7.Die trial
It is placed on rigidity rank piece 5, after the completion of reality is hit, by being pressed downward the handle 6 of the phase both sides of incubator 3, is placed on two rank pieces 5
Die trial can be moved up, and so be beneficial to take out the die trial hit after reality.
The temprature control unit 16 includes temperature setting device 20, real time temperature display screen 19, the and of center processor 18
Electromagnetic relay 17.
The temperature display 19 is connected with temperature sensor 14, and the temperature signal of output transducer in real time.
Described electromagnetic relay 17 is connected with incubator heating system 15.
Described center processor 18 is used to judge the output signal of temperature sensor 14, when temperature is less than design temperature,
By controlling electromagnetic relay 17 to open incubator heating system 15, incubator 3 is heated；When temperature is higher than design temperature,
By closing electromagnetic relay 17, so that incubator heating system 15 is closed, so as to realize the accurate control to temperature in incubator 3
System.After how center processor 18 is to the output information judgement of temperature sensor, control electromagnetic relay 17 is this area skill
Common technical knowledge known to art personnel.
The course of work of the present utility model：Referring to Fig. 3, according to《Standard specification for construction and acceptance of highway asphalt pavement》Related description is selected
Select asphalt and hit real-time holding temperature and striking times, relevant temperature is set by temperature setting device 20.Pass through temperature
The holding temperature that display screen 19 reads incubator 3 is spent, asphalt is mixed and stirred after the temperature of incubator 3 reaches compaction temperature,
Then die trial is put into incubator 3, and starts to hit real die trial.After the striking times for reaching setting, compaction test apparatus is automatically stopped, just
Real finish is hit in face.This practical row utilizes the principle of lever, is pressed downward handle 6, handle 6 rotates around support block 7, and makes rigid rank
The die trial of the top of piece 5 is moved up, and takes out the die trial hit after reality, and makes die trial reverse side upwards, is put into incubator 3, is carried out reverse side
Hit reality.Treat that reverse side is hit to finish in fact, rotate down handle 6 and go, take out die trial, real completion is hit in die trial.During hitting reality, temperature is observed at any time
Spend display screen 15, it is ensured that incubator reaches set point of temperature.
The marshall compaction instrument of above-mentioned automatic heat preserving can ensure that hit reality during die trial reach set point of temperature, try Marshall
Mould compactness is higher, when carrying out Asphalt Mixture Design, excludes experimental factor influence.Temperature adjustment button and temperature can be passed through
Display screen 15 controls holding temperature, improves test accuracy.Entirely hit real process control good, it is easy to operate, read data.
Claims (7)
1. the marshall compaction instrument of a kind of automatic heat preserving, it is characterised in that including base (1), base is provided with casing on (1)
(2), be provided with casing (2) for die trial is hit it is real hit real part point and insulating sections for being incubated to die trial,
Insulating sections are connected with the temprature control unit (16) being controlled for the temperature to insulating sections；Insulating sections include setting
The incubator (3) for being used to place die trial in casing (2) bottom, incubator (3) is built with temperature sensor (14) and incubator
Heating system (15), temperature sensor (14) and incubator heating system (15) are connected with control section (16).
2. the marshall compaction instrument of a kind of automatic heat preserving according to claim 1, it is characterised in that described to hit real part subpackage
Include to be arranged at the top of casing (2) and hit real bar, hit the compaction hammer (3) that is provided with and can move up and down on real bar, compaction hammer (3)
Lower end, which is provided with, hits real head (4).
3. the marshall compaction instrument of a kind of automatic heat preserving according to claim 2, it is characterised in that described to hit on real bar also
Motor (10) and gear (13) are provided with, motor (10) and gear (13) are connected by chain (11), and chain is set on (11)
It is equipped with for compaction hammer (3) to be taken to the block (12) for hitting real bar top.
4. a kind of marshall compaction instrument of automatic heat preserving according to claim 2, it is characterised in that the incubator (3)
Top is 10~15cm with the distance for hitting real head (4).
5. a kind of marshall compaction instrument of automatic heat preserving according to claim 1, it is characterised in that the incubator (3)
It is cylinder with die trial, and the internal diameter of incubator (3) is more than 1~2mm of die trial external diameter.
6. a kind of marshall compaction instrument of automatic heat preserving according to claim 1, it is characterised in that the incubator (3)
Two bottom sides are each provided with a handle (6), and incubator (3) is internally provided with two rigidity rank pieces (5), one of handle with
One rigidity rank piece (5) connection, another handle is rigidly held in the mouth piece (5) with another and is connected；Handle and rigidity rank piece (5) junction
Lower section be provided with support block (7).
7. a kind of marshall compaction instrument of automatic heat preserving according to claim 1, it is characterised in that the temperature control part
(16) are divided to include temperature setting device (20), real time temperature display screen (19), center processor (18) and electromagnetic relay (17)；
The temperature display (19) is connected with temperature sensor (14)；Described electromagnetic relay (17) and incubator heating system
(15) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720034356.6U CN206430960U (en) | 2017-01-12 | 2017-01-12 | A kind of marshall compaction instrument of automatic heat preserving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720034356.6U CN206430960U (en) | 2017-01-12 | 2017-01-12 | A kind of marshall compaction instrument of automatic heat preserving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206430960U true CN206430960U (en) | 2017-08-22 |
Family
ID=59582262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720034356.6U Expired - Fee Related CN206430960U (en) | 2017-01-12 | 2017-01-12 | A kind of marshall compaction instrument of automatic heat preserving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206430960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991158A (en) * | 2018-01-29 | 2018-05-04 | 山东交通学院 | The asphalt marshall compaction instrument and test method of controllable compaction temperature |
-
2017
- 2017-01-12 CN CN201720034356.6U patent/CN206430960U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991158A (en) * | 2018-01-29 | 2018-05-04 | 山东交通学院 | The asphalt marshall compaction instrument and test method of controllable compaction temperature |
| CN107991158B (en) * | 2018-01-29 | 2021-11-12 | 山东交通学院 | Bituminous mixture Marshall compaction instrument capable of controlling compaction temperature and test 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: 20170822 Termination date: 20180112 |