CN204116163U - Casting type asphaltic mixture hardness tester - Google Patents
Casting type asphaltic mixture hardness tester Download PDFInfo
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- CN204116163U CN204116163U CN201420565468.0U CN201420565468U CN204116163U CN 204116163 U CN204116163 U CN 204116163U CN 201420565468 U CN201420565468 U CN 201420565468U CN 204116163 U CN204116163 U CN 204116163U
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Abstract
The utility model relates to pouring asphalt compound hardness tester.It includes detection system and temperature control system; In its detection system, counterweight (1) bottom is connected with pallet (2), pressure rod (3), set nut (4) and polishing head (6) in turn; Pressure rod (3), can be moved up and down by sleeve connection in frame; It is also provided with electro-motor (19) and leverage, and electro-motor (19) is connected with leverage by crank arm (20), and leverage is connected with pallet (2); Pressure rod (3) and frame are provided with magnetic railings ruler detecting unit; Frame is provided with magnetic grid lattice displacement display.It achieve Aulomatizeted Detect, improve test accuracy.
Description
Technical field
The utility model relates to the test detecting equipment in road pavement engineering, particularly relates to a kind of casting type asphaltic mixture hardness test test instrument.
Background technology
Along with the development of China's communication, increasing Large Span Bridges builds up in succession.Steel structure bridge (comprising steel box girder bridge and steel girder bridge) is used widely owing to having from features such as heavy and light, easy construction, economic provinces.Deck paving is the important component part of bridge driving system, compare normal concrete bridge, steel structure bridge has stressed complexity, the feature such as cohesive force difference between pave-load layer and steel plate, therefore its deck paving technology is a worldwide technological puzzle always, increasing Steel Bridge Deck adopts cast asphalt concrete as pavement material now, and corresponding concrete material Indexs measure equipment has great importance to steel deck paving packing quality.
Steel Bridge Deck casting type asphaltic mixture hardness detecting instrument is a kind of equipment detecting Steel Bridge Deck casting type asphaltic mixture hardness number.It is the source of casting type asphaltic mixture mix-design foundation, has directive function to work progress quality control, the production of asphalt batching plant simultaneously.At home market there is no at present the equipment of the type, in British standard (BS) BS 5,284 1993, have the specified in more detail of the type equipment.
Casting type asphaltic mixture hardness detecting instrument known at present, as shown in Figure 1, it includes and is all arranged on detection system in frame and temperature control system its structure; Its temperature control system adopts and arranges heating stirrer 3 in bain-marie 7 inside, to realize adding thermal agitation to the testing environment of casting type asphaltic mixture test specimen; In its detection system, counterweight 1 bottom is provided with pressure rod, and pressure rod realizes being connected with polishing head 6 through sleeve; Wherein, pressure rod is provided with lifting handle 2, to be rotated the lifting of controlled loading counterweight 1 manually by lifting handle 2; Its sleeve connection, and can relative sliding between sleeve and pressure rod 6 in frame, to realize the connection of this detection system and frame; Pressure rod lower end is also provided with lock-screw 4, to lock polishing head 6; Clock gauge 5 is also provided with, to record hardness number, simultaneously by manually clocking the Control experiment time in this detection system.There is following shortcoming in this testing process visible: temperature control precision is low, hardness number and test period personal error large, counterweight rise and fall complicated operation, and polishing head 6 is by lock-screw 4 poor reliability.
Utility model content
The purpose of this utility model is to provide a kind of casting type asphaltic mixture hardness test test instrument, and this test instrument can realize Aulomatizeted Detect, and improves the precision of test figure.
The purpose of this utility model is by realizing by the following technical solutions:
Casting type asphaltic mixture hardness test test instrument, it includes detection system and temperature control system; In its detection system, counterweight bottom is provided with pressure rod, and pressure rod lower end is connected with set nut, and set nut lower end is connected with polishing head; Pressure rod, and to be moved up and down by sleeve connection in frame; It is characterized in that: it has additional pallet, described pallet is placed in described counterweight lower end, and described pallet lower end connects pressure rod; In this detection system, be also provided with electro-motor and leverage, described electro-motor, by cranking arm, is connected with leverage, and described leverage is connected with pallet; Described pressure rod and frame are provided with magnetic railings ruler detecting unit; Frame is provided with the magnetic grid lattice displacement display be connected with magnetic railings ruler detecting unit.
As further optimizing, described frame is also provided with control panel; Described control panel is arranged magnetic grid lattice displacement display and touch-screen; Described touch-screen is also connected with PLC control circuit unit, and described PLC control circuit unit is also connected with relay, and described relay is also connected with electro-motor.
As further optimization, said temperature control system includes water tank and bain-marie; Described water tank is communicated with water pump, bain-marie successively by pipeline; And pipeline between water pump and bain-marie is parallel with heating module and refrigeration module; And overflow pipe and ajutage is also provided with between water tank and bain-marie.
As further optimization, above-mentioned control panel is gone back set temperature controller and timer; Described timer is connected with touch-screen; In bain-marie, be provided with temperature sensor, described temperature sensor and said temperature controller, heating module and refrigeration module are connected to form closed loop thermal control system, accurately to control bain-marie Inner eycle coolant-temperature gage, improve temperature control precision.
As further optimization, above-mentioned electro-motor is realized and being connected of cranking arm by the turbine and worm attaching nut screw pair of its inside, and then being connected of realization and leverage.
As further optimizing, between polishing head and pressure rod, be provided with fine-tuning nut, with the fine setting of reality to polishing head.
As further optimization, above-mentioned sleeve is set to ball jacket, becomes rolling friction with the sliding friction between both it, greatly reduces the impact of friction force on load.
As further optimization, in above-mentioned water tank, be provided with stirrer; The setting nut of adjustment level is provided with bottom above-mentioned frame.
Its water tank and bain-marie, preferably adopt stainless steel, and its inside is equipped with interlayer and fill insulant material.And water tank, bain-marie and jacking gear are installed on the corrosion resistant plate of 20mm, corrosion resistant plate and general frame are rigidly connected.
Compared with existing equipment, the utility model has following advantage:
1, the casting type asphaltic mixture hardness test test instrument in the utility model, its whole pilot system is controlled automatically by PLC, automaticity and efficiency higher;
2, it is by the automatic rising of the button operation pressue device on touch-screen or decline, has greatly saved test period;
3, its temperature control system is an independent control unit, and temperature control precision is higher, can reach ± 0.1 DEG C;
When 4, detecting, hardness data adopt magnetic railings ruler metering, and precision is higher; Be provided with fine-tuning nut between pressure rod and polishing head, achieve the position adjustment of polishing head more accurately; Set up ball in its sleeve, greatly reduce the impact of friction force on test figure;
5, its whole device adopts stainless steel frame structure, and intensity is high, is out of shape little.
Accompanying drawing explanation
Fig. 1 is the structural representation of the casting type asphaltic mixture hardness detecting instrument in existing design.
Fig. 2 is the structural representation of the casting type asphaltic mixture hardness test test instrument in the utility model embodiment 1.
Fig. 3 is the structural representation of the casting type asphaltic mixture hardness test test instrument in the utility model embodiment 2.
Embodiment
Below by embodiment, the utility model is specifically described; but following examples are only for being further detailed the utility model; can not be interpreted as the restriction to its protection domain, the person skilled in the art in this field can make some nonessential improvement and adjustment according to foregoing to the utility model.
Embodiment 1
As shown in Figure 2: a kind of casting type asphaltic mixture hardness test test instrument, it includes detection system and temperature control system; In its detection system, counterweight 1 is placed on pallet 2, and pallet 2 lower end connects pressure rod 3, and pressure rod 3 lower end is connected with set nut 4, and set nut 4 lower end is connected with polishing head 6; Pressure rod 3 is connected in frame by ball jacket, and can move up and down; Fine-tuning nut 5 is provided with between polishing head 6 and pressure rod 3; In this detection system, be also provided with electro-motor 19 and leverage, this electro-motor 19, by cranking arm 20, is connected with leverage, and this leverage is connected with pallet 2; Electro-motor 19 is fixed in frame, and the turbine and worm especially by its inside is equipped with nut-screw rod pair, to realize and to crank arm 20 be connected and move up and down, and and then realize and being connected of leverage; Pressure rod 3 and frame being provided with magnetic railings ruler detecting unit, by responding to the magnetic railings ruler that is fixed on pressure rod 3, moving down distance and experimental data with what measure polishing head 6; Frame is provided with control panel; This control panel is provided with magnetic grid lattice displacement display, temperature controller, timer, and touch-screen; This timer is connected with touch-screen; This magnetic grid lattice displacement display is connected with magnetic railings ruler detecting unit; This touch-screen is connected with PLC control circuit unit, and this PLC control circuit unit is also connected with relay, and this relay is also connected with electro-motor 19; Its temperature control system includes water tank 16 and bain-marie 8; This water tank 16 is communicated with water pump 15, bain-marie 8 successively by pipeline 9; And on pipeline between water pump 15 and bain-marie 8, be parallel with heating module 12 and refrigeration module 13 by valve 14; And between water tank 16 and bain-marie 8, be also provided with overflow pipe 17 and ajutage 10, the water of 16 li, its water tank flows to bain-marie 8 by water pump 15, heating module 12 or/refrigeration module 13, pipeline 9 successively, the water that bain-marie is 8 li flows back into water tank 16 by overflow pipe 17, form the circulation system, and ensure that the height of water level in bain-marie 8; Stirrer is provided with in water tank 16; In bain-marie 8, be provided with temperature sensor 18, this temperature sensor 18 is connected to form closed loop thermal control system with temperature controller, heating module 12 and refrigeration module 13; Its water tank 16 and bain-marie 8, adopt stainless steel, its inside is equipped with interlayer and fill insulant material; And water tank 16, bain-marie 8 and jacking gear are installed on the corrosion resistant plate of 20mm, corrosion resistant plate and frame general frame are rigidly connected; And bottom frame, be provided with the setting nut of adjustment level.
In advance test specimen 7 to be measured is cooled, be placed in air and be no less than 3h, in cold water, be no less than 1h; When detecting operation, test specimen 7 to be measured is immersed in the water by 1h in advance, and the temperature of water controls ° C scope in experimental temperature ± 0.1 by temperature controller; Lock polishing head 6 by set nut 4, the upper-lower position of adjustment fine-tuning nut 5 pairs of polishing heads 6 is finely tuned, and makes polishing head 6 can gently but touch sample securely, and its pressure size can prevent test specimen 7 sidesway to be measured.Apply the power 60s specifying size, finally record depth of cup in process, be accurate to 0.1mm.Testing site reading 5 times, between testing site and testing site is all not less than 25mm apart from each test specimen 7 edge to be measured.
Embodiment 2
As shown in Figure 3: a kind of casting type asphaltic mixture hardness test test instrument, it includes detection system and temperature control system; In its detection system, counterweight 1 is placed on pallet 2, and pallet 2 lower end connects pressure rod 3, and pressure rod 3 lower end is connected with set nut 4, and set nut 4 lower end is connected with polishing head 6; Pressure rod 3 is connected in frame by ball jacket, and can move up and down; Fine-tuning nut 5 is provided with between polishing head 6 and pressure rod 3; In this detection system, be also provided with electro-motor 19 and leverage, this electro-motor 19, by cranking arm 20, is connected with leverage, and this leverage is connected with pallet 2; Electro-motor 19 is fixed in frame, and the turbine and worm especially by its inside is equipped with nut-screw rod pair, to realize and to crank arm 20 be connected and move up and down, and and then realize and being connected of leverage; Pressure rod 3 and frame being provided with magnetic railings ruler detecting unit, by responding to the magnetic railings ruler that is fixed on pressure rod 3, moving down distance and experimental data with what measure polishing head 6; Frame is provided with control panel; This control panel is provided with magnetic grid lattice displacement display, timer, and touch-screen; This timer is connected with touch-screen; This touch-screen is connected with PLC control circuit unit, and this PLC control circuit unit is also connected with relay, and this relay is also connected with electro-motor 19; Its temperature control system comprises bain-marie 8; Bain-marie 8 inside arranges heating stirrer 21 and temperature monitor; Its bain-marie 8, adopt stainless steel, its inside is equipped with interlayer and fill insulant material, and is installed on the corrosion resistant plate of 20mm by bain-marie 8 and jacking gear, and corrosion resistant plate and frame general frame are rigidly connected; And bottom frame, be provided with the setting nut of adjustment level.
Claims (10)
1. pouring asphalt compound hardness tester, it includes detection system and temperature control system; In its detection system, counterweight (1) bottom is provided with pressure rod (3), and pressure rod (3) lower end is connected with set nut (4), and set nut (4) lower end is connected with polishing head (6); Described pressure rod (3), and to be moved up and down by sleeve connection in frame; It is characterized in that: it has additional pallet (2), described pallet (2) is placed in described counterweight (1) lower end, and described pallet (2) lower end connects pressure rod (3); In this detection system, be also provided with electro-motor (19) and leverage, described electro-motor (19), by crank arm (20), is connected with leverage, and described leverage is connected with pallet (2); Described pressure rod (3) and frame are provided with magnetic railings ruler detecting unit; Frame is provided with the magnetic grid lattice displacement display be connected with magnetic railings ruler detecting unit.
2. pouring asphalt compound hardness tester according to claim 1, is characterized in that: in described frame, be also provided with control panel; Described control panel is arranged magnetic grid lattice displacement display and touch-screen; Described touch-screen is connected with PLC control circuit unit, and described PLC control circuit unit is also connected with relay, and described relay is also connected with electro-motor.
3. pouring asphalt compound hardness tester according to claim 1 or 2, is characterized in that: described temperature control system includes water tank (16) and bain-marie (8); Described water tank (16) is communicated with water pump (15), bain-marie (8) successively by pipeline (9); And pipeline between water pump (15) and bain-marie (8) is parallel with heating module (12) and refrigeration module (13); And between water tank (16) and bain-marie (8), be also provided with overflow pipe (17) and ajutage (11).
4. according to claim
3described pouring asphalt compound hardness tester, is characterized in that: described control panel is gone back set temperature controller and timer; Described timer is connected with touch-screen; In bain-marie (8), be provided with temperature sensor (18), described temperature sensor (18) and described temperature controller, heating module (12) and refrigeration module (13) are connected to form closed loop thermal control system.
5. pouring asphalt compound hardness tester according to claim 1 or 2, it is characterized in that: described electro-motor (19) is realized and being connected of crank arm (20) by the turbine and worm attaching nut screw pair of its inside, and then being connected of realization and leverage; Fine-tuning nut (5) is provided with between polishing head (6) and pressure rod (3).
6. pouring asphalt compound hardness tester according to claim 3, it is characterized in that: described electro-motor (19) is realized and being connected of crank arm (20) by the turbine and worm attaching nut screw pair of its inside, and then being connected of realization and leverage; Fine-tuning nut (5) is provided with between polishing head (6) and pressure rod (3).
7. pouring asphalt compound hardness tester according to claim 4, it is characterized in that: described electro-motor (19) is realized and being connected of crank arm (20) by the turbine and worm attaching nut screw pair of its inside, and then being connected of realization and leverage; Fine-tuning nut (5) is provided with between polishing head (6) and pressure rod (3).
8. pouring asphalt compound hardness tester according to claim 3, is characterized in that: described sleeve is set to ball jacket; Described water tank is provided with stirrer in (16); The setting nut of adjustment level is provided with bottom described frame.
9. pouring asphalt compound hardness tester according to claim 4, is characterized in that: described sleeve is set to ball jacket; Described water tank is provided with stirrer in (16); The setting nut of adjustment level is provided with bottom described frame.
10. pouring asphalt compound hardness tester according to claim 6, is characterized in that: described sleeve is set to ball jacket; Described water tank is provided with stirrer in (16); The setting nut of adjustment level is provided with bottom described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565468.0U CN204116163U (en) | 2014-09-29 | 2014-09-29 | Casting type asphaltic mixture hardness tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420565468.0U CN204116163U (en) | 2014-09-29 | 2014-09-29 | Casting type asphaltic mixture hardness tester |
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| CN204116163U true CN204116163U (en) | 2015-01-21 |
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| CN201420565468.0U Active CN204116163U (en) | 2014-09-29 | 2014-09-29 | Casting type asphaltic mixture hardness tester |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699632A (en) * | 2016-02-04 | 2016-06-22 | 重庆市智翔铺道技术工程有限公司 | Bituminous concrete penetration testing device |
| CN105973689A (en) * | 2016-04-27 | 2016-09-28 | 中国科学院地质与地球物理研究所 | Portable rock-soil body surface strength nondestructive tester |
| CN106525601A (en) * | 2016-12-01 | 2017-03-22 | 王燕 | Integrated epoxy asphalt low-temperature load deformation temperature measuring device |
| CN107907437A (en) * | 2017-12-15 | 2018-04-13 | 重庆跃进机械厂有限公司 | Internal combustion engine bearing Gao Wenbushi rigidity detection devices and detection method |
| CN112378731A (en) * | 2020-12-10 | 2021-02-19 | 长安大学 | Pitch bending beam rheological test piece former |
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2014
- 2014-09-29 CN CN201420565468.0U patent/CN204116163U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699632A (en) * | 2016-02-04 | 2016-06-22 | 重庆市智翔铺道技术工程有限公司 | Bituminous concrete penetration testing device |
| CN105699632B (en) * | 2016-02-04 | 2018-06-29 | 重庆市智翔铺道技术工程有限公司 | A kind of bituminous concrete pile penetration test device |
| CN105973689A (en) * | 2016-04-27 | 2016-09-28 | 中国科学院地质与地球物理研究所 | Portable rock-soil body surface strength nondestructive tester |
| CN106525601A (en) * | 2016-12-01 | 2017-03-22 | 王燕 | Integrated epoxy asphalt low-temperature load deformation temperature measuring device |
| CN106525601B (en) * | 2016-12-01 | 2023-06-09 | 王燕 | Integrated epoxy asphalt low-temperature load deformation temperature measuring device |
| CN107907437A (en) * | 2017-12-15 | 2018-04-13 | 重庆跃进机械厂有限公司 | Internal combustion engine bearing Gao Wenbushi rigidity detection devices and detection method |
| CN112378731A (en) * | 2020-12-10 | 2021-02-19 | 长安大学 | Pitch bending beam rheological test piece former |
| CN112378731B (en) * | 2020-12-10 | 2024-04-09 | 长安大学 | Asphalt bending beam rheological test specimen forming instrument |
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