CN202403778U - Belt weigher device capable of measuring aggregate precisely and used for slurry seal paver - Google Patents
Belt weigher device capable of measuring aggregate precisely and used for slurry seal paver Download PDFInfo
- Publication number
- CN202403778U CN202403778U CN2011204914742U CN201120491474U CN202403778U CN 202403778 U CN202403778 U CN 202403778U CN 2011204914742 U CN2011204914742 U CN 2011204914742U CN 201120491474 U CN201120491474 U CN 201120491474U CN 202403778 U CN202403778 U CN 202403778U
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- belt
- aggregate
- weighing
- weigher
- conveyer scale
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Abstract
The utility model discloses a belt weigher device capable of measuring aggregate precisely and used for a slurry seal paver. The belt weigher device comprises a hydraulic motor, a reducer, a belt supporting roller, a weigher, a speed measurement sensor, a belt conveyor support plate and a belt weigher support. The weigher comprises a weighing roller drum and a weighing sensor. The speed measurement sensor is arranged on the belt conveyor support plate and contacted with a belt, and the weigher is arranged below the belt. An output end of the speed measurement sensor is connected with an input end of the weighing sensor, an output end of the weighing sensor is connected with an input end of a programmable logic controller (PLC), and an output end of the PLC is connected with an input end of the hydraulic motor. The belt weigher device is simple in structure and convenient to use. Belt speed does not need to be adjusted manually, but is adjusted automatically through a weighing device and a control system by setting an initial aggregate flow value so as to control the aggregate flow finally. The automation is high, and closed-loop control is adopted, therefore precision of aggregate measurement is guaranteed.
Description
Technical field
The utility model relates to a kind of belt conveyer scale device, relates in particular to a kind of belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate, belongs to the automobile-used belt conveyer scale technical field of slurry seal.
Background technology
Rare slurry sealing vehicle is the specialized equipment that is used for asphalt pavement conserving and maintenance; The aggregate chips that utilizes suitable grating is for gathering materials; With the emulsified asphalt is bond; Add materials such as a certain proportion of powder such as cement, lime, flyash, breeze etc. and adjuvant and water, process uniform slurry mixture through mixing and stirring, and thickness on request and the width bituminous surface treatment thin layer that evenly paves and on the road surface, form; Be used for maintenance high-grade highway and town road surface layer, can play the effect in noise reduction, energy-conservation, serviceable life of prolonging highway.
In the process of producing this bitumen slurries compound, need aggregate chips be prepared burden according to the proportioning of designing requirement; The metering method of tradition aggregate is the volumetric metering method; The aggregate amount that promptly flows out according to the belt speed of aggregate conveying mechanism and system calibrating revolution is calculated the actual flow of aggregate, asks the aggregate chips aggregate of ratio to be transported in the stirring apparatus the most as required.Thisly realize becoming the weighing mode of positive displacement through the belt speed governing that detects fluid motor-driven, its precision is general, has only ± 5%, does not reach the requirement of accurate measurement.
The utility model content
The purpose of the utility model is: a kind of simple in structure, Weighing type aggregate WT-MSR that measuring accuracy is high is provided; Be used for rare slurry sealing vehicle accurate measurement aggregate; Solve the existing not high technical matters of Weighing type aggregate weighing precision, thereby can effectively solve the problem that exists in the above-mentioned prior art.
The purpose of the utility model is to realize through following technical proposals: a kind of belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate; Comprise that oil motor, reductor, belt support carrying roller, weighing apparatus, tachogenerator, belt feeder supporting plate and belt conveyer scale support; Said weighing apparatus comprises weighing carrier roller roller and LOAD CELLS; Said tachogenerator is located on the belt feeder supporting plate, contacts with belt, and said weighing apparatus is located at the below of belt; The output terminal of said tachogenerator links to each other with the input end of LOAD CELLS, and the output terminal of LOAD CELLS links to each other with the input end of PLC controller, and the output terminal of PLC controller links to each other with the input end of oil motor.
As a kind of optimal way, adopt closed-loop control between tachogenerator, LOAD CELLS and the oil motor.
As a kind of optimal way, said LOAD CELLS is located at the below of belt conveyer scale support.
As a kind of optimal way, said weighing carrier roller roller be located at the belt conveyer scale support above.
Compared with prior art, the beneficial effect of the utility model: the utility model is used for the belt conveyer scale device of rare slurry sealing vehicle accurate measurement aggregate, and it is simple in structure, easy to use; Do not need artificially to regulate belt speed; But through setting initial bone amount flow value, regulate belt speed automatically by meausring apparatus and control system and finally control the aggregate flow, automaticity is high; Adopt closed-loop control; When deviation appearred in aggregate actual flow and theoretical delivery, system can feed back rapidly realizing instant adjustment, thereby has guaranteed the precision of aggregate metering.
Description of drawings
Fig. 1 is the structural representation that the utility model is used for the belt conveyer scale device of rare slurry sealing vehicle accurate measurement aggregate;
Fig. 2 is the rear view of Fig. 1;
Fig. 3 is the electrical schematics that the utility model is used for the belt conveyer scale device of rare slurry sealing vehicle accurate measurement aggregate.
Among the figure, the 1-oil motor, the 2-reductor, the 3-belt supports carrying roller, 4-weighing apparatus, 4a-weighing carrier roller roller, 4b-LOAD CELLS, 5-tachogenerator, 6-belt feeder supporting plate, 7-belt conveyer scale support.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing the utility model is further described.
Disclosed all characteristics in this instructions, or the step in disclosed all methods or the process are except the speciality of mutual repulsion and/or the step; All can make up by any way; Only if special narration all can be replaced by other equivalences or the alternative features with similar purpose, promptly; Only if special narration, an embodiment in a series of equivalences of each characteristic or the similar characteristics.
Like Fig. 1, Fig. 2, shown in Figure 3; The belt conveyer scale device that the utility model is used for rare slurry sealing vehicle accurate measurement aggregate comprises that oil motor 1, reductor 2, belt support carrying roller 3, weighing apparatus 4, tachogenerator 5, belt feeder supporting plate 6 and belt conveyer scale support 7; Said weighing apparatus 4 comprises weighing carrier roller roller 4a and LOAD CELLS 4b; Said tachogenerator 5 is located on the belt feeder supporting plate 6, contacts with belt 9, and said weighing apparatus 4 is located at the below of belt 9; The output terminal of said tachogenerator 5 links to each other with the input end of LOAD CELLS 4b, and the output terminal of LOAD CELLS 4b links to each other with the input end of PLC controller 8, and the output terminal of PLC controller 8 links to each other with the input end of oil motor 1.Adopt closed-loop control between tachogenerator 5, LOAD CELLS 4b and the oil motor 1.Said LOAD CELLS 4b is located at the below of belt conveyer scale support 7; Said weighing carrier roller roller 4a be located at belt conveyer scale support 7 above.
The workflow of the utility model:
Oil motor 1 is installed on the reductor 2 as power; Its effect is to be used for driving belt 9 rotations; Weighing apparatus 4 is installed in below the belt 9; LOAD CELLS 4b will flow through the real-time gravimetric value of belt support carrying roller 3 effective length sections and the belt line length value of tachogenerator 5 detections flows to PLC controller 8, and PLC controller 8 is converted into real-time gravimetric value the gravimetric value of unit length through computings; The Belt Length value is converted into the length value linear velocity of unit interval, promptly obtains the aggregate real-time flow data through computing.Rotating speed through control oil motor 1 finally can the Control Flow value, realizes that flow---rotating speed is controlled automatically.Said weighing apparatus 4 is made up of weighing carrier roller roller 4a and LOAD CELLS 4b, and said tachogenerator 5 is fixed on the belt feeder supporting plate 6, contacts with belt 9, can accurately detect the movable length of belt in real time; Said weighing carrier roller roller 4a and LOAD CELLS 4b be installed in respectively above the belt conveyer scale support 7 with below.LOAD CELLS 4b feeds back to PLC control system 8 with regulator solution pressure motor 1 rotating speed with the aggregate gravimetric value, thereby regulates the belt linear velocity, realizes the adjusting of flow, to guarantee the measuring accuracy of aggregate.
This belt conveyer scale device does not need artificially to regulate belt speed, but through setting initial bone amount flow value, regulates belt speed automatically by meausring apparatus and control system and finally control the aggregate flow; Automaticity is high, and adopts closed-loop control, when deviation appears in aggregate actual flow and theoretical delivery; LOAD CELLS detects the real-time weight of bone amount and gives controller, and controller finally is converted into the aggregate actual flow through computing with the two through detecting the linear velocity of belt; This flow is compared with the setting flow value; Controller is in time adjusted deviation relatively, realizes metering effect promptly and accurately, thereby has guaranteed the precision of aggregate metering.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (4)
1. belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate; It is characterized in that: comprise that oil motor (1), reductor (2), belt support carrying roller (3), weighing apparatus (4), tachogenerator (5), belt feeder supporting plate (6) and belt conveyer scale support (7); Said weighing apparatus (4) comprises weighing carrier roller roller (4a) and LOAD CELLS (4b); Said tachogenerator (5) is located on the belt feeder supporting plate (6); Contact with belt (9), said weighing apparatus (4) is located at the below of belt (9); The output terminal of said tachogenerator (5) links to each other with the input end of LOAD CELLS (4b); The output terminal of LOAD CELLS (4b) links to each other with the input end of PLC controller (8), and the output terminal of PLC controller (8) links to each other with the input end of oil motor (1).
2. the belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate as claimed in claim 1 is characterized in that: adopt closed-loop control between tachogenerator (5), LOAD CELLS (4b) and the oil motor (1).
3. the belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate as claimed in claim 1 is characterized in that: said LOAD CELLS (4b) is located at the below of belt conveyer scale support (7).
4. the belt conveyer scale device that is used for rare slurry sealing vehicle accurate measurement aggregate as claimed in claim 1 is characterized in that: said weighing carrier roller roller (4a) be located at belt conveyer scale support (7) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204914742U CN202403778U (en) | 2011-12-01 | 2011-12-01 | Belt weigher device capable of measuring aggregate precisely and used for slurry seal paver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204914742U CN202403778U (en) | 2011-12-01 | 2011-12-01 | Belt weigher device capable of measuring aggregate precisely and used for slurry seal paver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202403778U true CN202403778U (en) | 2012-08-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204914742U Expired - Fee Related CN202403778U (en) | 2011-12-01 | 2011-12-01 | Belt weigher device capable of measuring aggregate precisely and used for slurry seal paver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202403778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613722A (en) * | 2018-05-10 | 2018-10-02 | 宁波德龙衡器科技有限公司 | Belt conveyer scale |
| CN114313879A (en) * | 2021-11-25 | 2022-04-12 | 烟台杰瑞石油装备技术有限公司 | Powder adding control method and system |
-
2011
- 2011-12-01 CN CN2011204914742U patent/CN202403778U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613722A (en) * | 2018-05-10 | 2018-10-02 | 宁波德龙衡器科技有限公司 | Belt conveyer scale |
| CN114313879A (en) * | 2021-11-25 | 2022-04-12 | 烟台杰瑞石油装备技术有限公司 | Powder adding control method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20171201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |