CN104790277A - Use method of precise blending device for asphalt pavement reclaimed material - Google Patents
Use method of precise blending device for asphalt pavement reclaimed material Download PDFInfo
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- CN104790277A CN104790277A CN201510124690.6A CN201510124690A CN104790277A CN 104790277 A CN104790277 A CN 104790277A CN 201510124690 A CN201510124690 A CN 201510124690A CN 104790277 A CN104790277 A CN 104790277A
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- weighing hopper
- transition bucket
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Abstract
The invention discloses a use method of a precise blending device for an asphalt pavement reclaimed material and belongs to the field of road engineering machinery. The method comprises the following steps: calculating a target amount of the reclaimed material according to a use proportion of a reclaimed asphalt mixture, opening a weighing door below a transition hopper, closing the weighing door after required the material enters a weighing hopper, calculating precise weight of the reclaimed material actually required according to the weight of actually weighed aggregate and powder in a raw station after weighing the aggregate and the powder in the raw station, discharging the required weight of the reclaimed material from a discharge door by a reduced metering manner in the weighing hopper and accomplishing the whole weighing process, wherein the weight of the material metered for the first time is greater than the target weight. According to the method, the weighing hopper in the precise blending device carries out secondary weighing of the reclaimed material to ensure a more accurate weighing result, the proportion precision of the reclaimed material, the aggregate and the powder is improved, and the property stability of the reclaimed asphalt mixture is ensured truly.
Description
Technical field
The present invention relates to a kind of using method of meausring apparatus, particularly a kind ofly accurately mix equipped using method of putting for reclaimed materials for asphalt pavement, belong to highway construction mechanical field.
Background technology
At present; China's Expressway Development progresses into the maintenance stage; in pavement maintenance process; a large amount of reworked material under normal meeting milling, this kind of reworked material is through reclaiming, screen and after fragmentation, suitably coordinating with part new material (regenerative agent); after again processing, producing; just obtain the reclaimed asphalt mixture meeting road performance requirement, can be effective to the construction of surfacing surface layer and basic unit aspect, therefore the regeneration techniques of flexible pavement is significant.
But existing reworked material is when weighing mixes preparation for regenerating mixture, many employings metering method, namely only once weigh just to be directly used in mix to reworked material and join regenerating mixture, weighing precision is lower, easily cause reworked material and aggregate, powder mixing ratio error comparatively large, cause recycling asphalt mixtures performance instability, compound poor performance at low temperatures, Moisture Damage resistivity be poor or anti-fatigue performance is poor.By using the control system of this device, effectively improve operating efficiency, ensure that job schedule, and easy to use.
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides and a kind ofly accurately mix equipped using method of putting for reclaimed materials for asphalt pavement, adopt the mode of reworked material being carried out to secondary measurement, weighing result is accurate, the precision of effective raising reworked material bituminous mixture proportioning, ensure that the performance of reclaimed asphalt mixture.
To achieve these goals, what the present invention adopted a kind ofly accurately mixes equipped using method of putting for reclaimed materials for asphalt pavement, this device comprises transition bucket, the weighing hopper be connected with transition bucket and the control system for controlling each component actuation, and the weigher for weighing material is housed in described transition bucket, weighing hopper respectively;
The weighing door that quantity is no less than one being installed between described transition bucket and weighing hopper, flowing in weighing hopper through weighing door after being stored in the reworked material metering in transition bucket;
The emptying door that quantity is no less than one is installed bottom described weighing hopper, discharges through emptying door after being contained in the reworked material metering in weighing hopper;
Described control system comprises input terminal, detecting element, weigh performance element and controller;
Described input terminal, for inputting the weight of required material, and is transferred to controller by this weight signal;
Described detecting element, comprises the weight sensor be arranged on respectively in transition bucket, weighing hopper on weigher, for detecting the weight of material flowing through transition bucket, weighing hopper; And be arranged on the state sensor weighed on door, emptying door respectively, for detecting the open and-shut mode weighing door, emptying door;
Described performance element of weighing, for receiving the command signal that controller exports, individually controlling to weigh door, emptying door according to command signal and carrying out opening or closing motion;
Described controller, be respectively used to receive the accurate weight signal of the reworked material transmitted in the first weight signal and batching control system inputted by input terminal, and weight signal is transferred to detecting element and performance element of weighing, control to weigh door or emptying door by performance element of weighing to open separately, then by transition bucket or weighing hopper, the weight of material flowed through is detected, when transition bucket or weighing hopper detect that flowing through weight of material is about to reach weight signal value, by this signal feedback to controller, shutdown signal is exported to performance element of weighing by controller, performance element of weighing controls weighing door or emptying door completes closing motion,
The concrete using method of this device is as follows:
According to the proportioning that reclaimed asphalt mixture uses, calculate the first consumption of reworked material, open below transition bucket and weigh door, after required material enters weighing hopper, close and weigh door; Treat that primary station aggregate, powder weighing are complete, weighing aggregate, powder weight according to primary station reality, calculate the accurate weight of the reworked material of actual needs, subtracting metering method by adopting in weighing hopper, lay down the reworked material of required weight from emptying door, complete whole weighing process.
As a further improvement on the present invention, described weigher is pull-type weigher or pressure type weigher.
As a further improvement on the present invention, described weighing door, the quantity of emptying door are respectively one.
The invention has the beneficial effects as follows: adopt the weighing hopper accurately mixed in equipped putting to carry out second weighing to reworked material, guarantee that weighing result is more accurate, improve the distributing precision of reworked material and bone meal, powder, conscientiously ensure that the stability of recycling asphalt mixtures performance.By the control system in application apparatus, high, effective to the weighed process control precision of reworked material, ensure that operating efficiency and work quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of meausring apparatus in the present invention;
Fig. 2 is the principle schematic of control system in the present invention;
Fig. 3 is operational flowchart of the present invention;
In figure: 1, transition bucket, 2, weigh door, 3, weighing hopper, 4, emptying door.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As depicted in figs. 1 and 2, a kind ofly accurately mix equipped using method of putting for reclaimed materials for asphalt pavement, this device comprises transition bucket 1, the weighing hopper 3 be connected with transition bucket 1 and the control system for controlling each component actuation, and the weigher for weighing material is housed in described transition bucket 1, weighing hopper 3 respectively;
The weighing door 2 that quantity is no less than one being installed between described transition bucket 1 and weighing hopper 3, flowing in weighing hopper 3 through weighing door 2 after being stored in the reworked material metering in transition bucket 1;
The emptying door 4 that quantity is no less than one is installed bottom described weighing hopper 3, discharges through emptying door 4 after being contained in the reworked material metering in weighing hopper 3;
Described control system comprises input terminal, detecting element, weigh performance element and controller;
Described input terminal, for inputting the weight of required material, and is transferred to controller by this weight signal;
Described detecting element, comprises the weight sensor be arranged on respectively in transition bucket 1, weighing hopper 3 on weigher, for detecting the weight of material flowing through transition bucket 1, weighing hopper 3; And be arranged on the state sensor weighed on door 2, emptying door 4 respectively, for detecting the open and-shut mode weighing door 2, emptying door 4;
Described performance element of weighing, for receiving the command signal that controller exports, individually controlling to weigh door 2, emptying door 4 according to command signal and carrying out opening or closing motion;
Described controller, be respectively used to receive the accurate weight signal of the reworked material transmitted in the first weight signal and batching control system inputted by input terminal, and weight signal is transferred to detecting element and performance element of weighing, control to weigh door 2 or emptying door 4 by performance element of weighing to open separately, then by transition bucket 1 or weighing hopper 3, the weight of material flowed through is detected, when transition bucket 1 or weighing hopper 3 detect that flowing through weight of material is about to reach weight signal value, by this signal feedback to controller, shutdown signal is exported to performance element of weighing by controller, performance element of weighing controls weighing door 2 or emptying door 4 completes closing motion,
As shown in Figure 3, the concrete using method of this device is as follows:
According to the proportioning that reclaimed asphalt mixture uses, calculate the first consumption of reworked material, open below transition bucket 1 and weigh door 2, enter after weighing hopper 3 until required material, close and weigh door 2; Treat that primary station aggregate, powder weighing are complete, weighing aggregate, powder weight according to primary station reality, calculate the accurate weight of the reworked material of actual needs, subtracting metering method by adopting in weighing hopper 3, lay down the reworked material of required weight from emptying door 4, complete whole weighing process.
Described weigher is pull-type weighing hopper or pressure type weighing hopper, and easy to use, repair and replacement are easy.
Described weighing door 2, the quantity of emptying door 4 are respectively one, control operation weighing and blowing more convenient.
During use, after asphalt mixing plant Compounding conditions to be regenerated all possesses, according to the proportioning that reclaimed asphalt mixture uses, calculate the first consumption need using reworked material, this first weighing value is greater than target weight, by the given first gravimetric value of input terminal, this gravimetric value Signal transmissions is to after controller, controller produces command signal and is transferred to detecting element and performance element of weighing respectively, control to weigh door 2 by performance element of weighing to open, material flows into weighing hopper 3 through weighing door 2, the weight sensor Real-time Collection be simultaneously arranged in transition bucket 1 flows through the weight of material weighing door 2, when weight of material reaches the first gravimetric value of input, weight sensor by this information feed back to controller, given an order to performance element of weighing again by controller, carry out closing the action weighing door 2, confirm that weighing door 2 closes completely by being arranged on state sensor on weighing door 2, so far the first metering of material is completed,
Treat that batching control system is to aggregate, powder has all weighed, again according to aggregate, powder actual weight, according to the proportioning of setting, recalculate the accurate weight of required reworked material, the reworked material accurate weight signal value obtained is transferred in the controller of control system of the present invention by batching control system, controller again produces command signal and is transferred to detecting element and performance element of weighing respectively, by being arranged on weight of material in the weight sensor Real-time Collection weighing hopper 3 in weighing hopper 3, performance element of simultaneously weighing controls emptying door 4 and opens, material after weighing hopper 3 measures is discharged, when material to be discharged reaches accurate weight value and target weight, weight sensor by feedback signal transmission to controller, controller sends the order of cutting out emptying door 4 to performance element of weighing, confirm that emptying door 4 is closed completely by the state sensor be arranged on emptying door 4, so far accurate weighing terminates, the reworked material obtained and aggregate, the proportionings such as powder are accurate.Remain reworked material in weighing hopper 3 and can be used as the weighing of next reworked material.
Claims (3)
1. accurately mix equipped using method of putting for reclaimed materials for asphalt pavement for one kind, it is characterized in that, this device comprises transition bucket (1), the weighing hopper (3) be connected with transition bucket (1) and the control system for controlling each component actuation, and the weigher for weighing material is housed in described transition bucket (1), weighing hopper (3) respectively;
The weighing door (2) that quantity is no less than one being installed between described transition bucket (1) and weighing hopper (3), flowing in weighing hopper (3) through weighing door (2) after being stored in the reworked material metering in transition bucket (1);
Described weighing hopper (3) bottom is provided with the emptying door (4) that quantity is no less than, discharges after being contained in the reworked material metering in weighing hopper (3) through emptying door (4);
Described control system comprises input terminal, detecting element, weigh performance element and controller;
Described input terminal, for inputting the weight of required material, and is transferred to controller by this weight signal;
Described detecting element, comprises the weight sensor be arranged on respectively on transition bucket (1), weighing hopper (3) interior weigher, for detecting the weight of material flowing through transition bucket (1), weighing hopper (3); And be arranged on the state sensor weighed on door (2), emptying door (4) respectively, for detecting the open and-shut mode weighing door (2), emptying door (4);
Described performance element of weighing, for receiving the command signal that controller exports, individually controlling to weigh door (2) according to command signal, emptying door (4) carries out opening or closing motion;
Described controller, be respectively used to receive the accurate weight signal of the reworked material transmitted in the first weight signal and batching control system inputted by input terminal, and weight signal is transferred to detecting element and performance element of weighing, by weigh performance element control weigh door (2) or emptying door (4) open separately, then by transition bucket (1) or weighing hopper (3), the weight of material flowed through is detected, when transition bucket (1) or weighing hopper (3) detect that flowing through weight of material is about to reach weight signal value, by this signal feedback to controller, shutdown signal is exported to performance element of weighing by controller, performance element of weighing controls weighing door (2) or emptying door (4) completes closing motion,
The concrete using method of this device is as follows:
According to the proportioning that reclaimed asphalt mixture uses, calculate the first consumption of reworked material, open transition bucket (1) below and weigh door (2), enter after weighing hopper (3) until required material, close and weigh door (2); Treat that primary station aggregate, powder weighing are complete, aggregate, powder weight is weighed according to primary station reality, calculate the accurate weight of the reworked material of actual needs, metering method is subtracted by adopting in weighing hopper (3), lay down the reworked material of required weight from emptying door (4), complete whole weighing process.
2. according to claim 1ly a kind ofly accurately mix equipped using method of putting for reclaimed materials for asphalt pavement, it is characterized in that, described weigher is pull-type weigher or pressure type weigher.
3. according to claim 1 and 2ly a kind ofly accurately mix equipped using method of putting for reclaimed materials for asphalt pavement, it is characterized in that, described weighing door (2), the quantity of emptying door (4) are respectively one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510124690.6A CN104790277A (en) | 2015-03-20 | 2015-03-20 | Use method of precise blending device for asphalt pavement reclaimed material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510124690.6A CN104790277A (en) | 2015-03-20 | 2015-03-20 | Use method of precise blending device for asphalt pavement reclaimed material |
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| CN104790277A true CN104790277A (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510124690.6A Pending CN104790277A (en) | 2015-03-20 | 2015-03-20 | Use method of precise blending device for asphalt pavement reclaimed material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328461A (en) * | 2017-07-10 | 2017-11-07 | 中国建材检验认证集团贵州有限公司 | A kind of high performance concrete experiment metering system and metering method |
| CN110657873A (en) * | 2018-06-29 | 2020-01-07 | 福建南方路面机械有限公司 | Accurate automatic weighing and batching device and using method thereof |
| CN114508024A (en) * | 2022-04-20 | 2022-05-17 | 徐州徐工养护机械有限公司 | Asphalt reclaimed material control method and asphalt reclaimed material recovery device |
-
2015
- 2015-03-20 CN CN201510124690.6A patent/CN104790277A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328461A (en) * | 2017-07-10 | 2017-11-07 | 中国建材检验认证集团贵州有限公司 | A kind of high performance concrete experiment metering system and metering method |
| CN110657873A (en) * | 2018-06-29 | 2020-01-07 | 福建南方路面机械有限公司 | Accurate automatic weighing and batching device and using method thereof |
| CN114508024A (en) * | 2022-04-20 | 2022-05-17 | 徐州徐工养护机械有限公司 | Asphalt reclaimed material control method and asphalt reclaimed material recovery device |
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Application publication date: 20150722 |