CN214737134U - Cement stabilized macadam mixes station based on sieve mesh grading adjustment - Google Patents
Cement stabilized macadam mixes station based on sieve mesh grading adjustment Download PDFInfo
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- CN214737134U CN214737134U CN202120462452.7U CN202120462452U CN214737134U CN 214737134 U CN214737134 U CN 214737134U CN 202120462452 U CN202120462452 U CN 202120462452U CN 214737134 U CN214737134 U CN 214737134U
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Abstract
The utility model belongs to the technical field of pavement base material processing equipment, in particular to a cement stabilized macadam mixing station based on sieve mesh grading adjustment, which comprises a storage bin, a cold material bin, a feeding device, a conveying device, a stirring pot and a finished product bin; the feeding device conveys the raw materials in the storage bin to the cold bin, the lower part of the cold bin is provided with a conveying device, the conveying device is connected with a feeding hole of the stirring pot, a discharging hole of the stirring pot is connected with one end of the lifting device, and the other end of the lifting device is connected with the finished product bin; the cold silo is including the first cold feed bin and the cold feed bin of second that are used for splendid attire fine aggregate, still including the third cold feed bin that is used for splendid attire rubble, the fine aggregate of the different particle diameter scope of splendid attire in first cold feed bin and the cold feed bin of second. The utility model discloses become two grades of cold burden stepping control with original one grade cold burden, help the fine accurate control of the shared proportion that gathers materials to effectively accomplish the switching of different grading rubble types in actual production, finally reach the purpose that improves finished product material quality.
Description
Technical Field
The utility model belongs to the technical field of road surface basic unit material processing equipment, concretely relates to rubble blending station is stabilized to cement based on sieve mesh grading adjustment.
Background
Cement stabilized macadam bases are widely used in many fields such as highways, urban roads and the like. The quality of the cement stabilized macadam base layer determines the service life and the service level of the pavement, so that the control of the production quality of the base cement stabilized macadam can play a crucial role.
At present, the structural types of cement stabilized macadam base courses are generally divided into various models in Chinese highway design files. And selecting cement stabilized macadam meeting different grading requirements aiming at different highway grades, climates, traffic load grades and the like. In actual production, the mixing station meets the quality requirements of graded broken stones of different models by controlling the percentage of coarse and fine aggregates, so that a stable structure under the optimal proportion is achieved, the strength of the water-stable base course is effectively controlled, and the road performances such as the stability, the durability and the like of the base course are improved. Therefore, the aim of meeting the requirements of different grades by the passing rate by strictly controlling the proportion of the coarse and fine aggregates is fulfilled, and the key point of improving the quality of the cement stabilized macadam by the mixing station is to improve the quality of the cement stabilized macadam.
The existing cement stabilized macadam mixing station generally controls grading output of products with different requirements by controlling the proportion (production mixing proportion) of each cold material bin, and in the actual production process, the quality of finished products can be directly caused due to the fact that the proportion of fine aggregates in the cold material bins is uneven, and the quality of the finished products is difficult to control.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a rubble is stabilized to cement based on sieve mesh hierarchical adjustment mixes station, should mix the station and can improve rubble production quality is stabilized to cement.
In order to achieve the above object, the utility model discloses a main technical scheme include:
the utility model provides a cement stabilized macadam mixing station based on sieve mesh grading adjustment, which comprises a storage bin, a cold material bin, a feeding device, a conveying device, a stirring pot and a finished product bin; the feeding device conveys the raw materials in the storage bin to the cold bin, the lower part of the cold bin is provided with a conveying device, the conveying device is connected with a feeding hole of the stirring pot, a discharging hole of the stirring pot is connected with one end of the lifting device, and the other end of the lifting device is connected with the finished product bin; the cold silo is including the first cold feed bin and the cold feed bin of second that are used for splendid attire fine aggregate, still including the third cold feed bin that is used for splendid attire rubble, the fine aggregate of the different particle diameter scope of splendid attire in first cold feed bin and the cold feed bin of second.
Furthermore, the particle size of the fine aggregate in the first cold bin is 0-3mm, and the particle size of the fine aggregate in the second cold bin is 3-5 mm.
Furthermore, the number of the third cold material bins is a plurality of, and the plurality of third cold material bins are used for containing the gravel with different particle size ranges.
Further, the storage silo is including the first storage silo, the second storage silo that are used for storing fine aggregate, still including the third storage silo that is used for storing the rubble, and first storage silo, second storage silo and third storage silo set up side by side.
Further, the particle size of the fine aggregate stored in the first storage bin is 0-3mm, and the particle size of the fine aggregate stored in the second storage bin is 3-5 mm.
Further, the number of the third storage bins is a plurality, and the third storage bins are used for storing the crushed stones with different particle size ranges.
The utility model has the advantages that: the utility model provides a pair of cement stabilized macadam based on sieve mesh hierarchical adjustment mixes station mixes, through fall into the particle diameter with the fine aggregate storehouse of particle diameter 0-5mm for two fine aggregate storehouses of 0-3mm and 3-5mm, first cold feed bin and the cold feed bin of second promptly, realize that two grades are customized and are prepareeed materials, can switch the production different grades of cement stabilized macadams of joining in marriage in actual production, than the preceding fine aggregate that only has a grade specification can guarantee the quality more. The cold material grading control is changed from the original first grade cold material into the two grades cold material grading control, the precise control of the proportion of the fine aggregate is facilitated, the switching of different grading cement stabilized macadam types is effectively completed in the actual production, and the purposes of improving the mixing efficiency and the quality of finished products are finally achieved.
Drawings
Fig. 1 is the structure schematic diagram of a cement stabilized macadam mixing station based on sieve mesh grading adjustment of the utility model.
[ description of reference ]
1: a storage bin; 11: a first storage bin; 12: a second storage bin; 13: a third storage bin; 2: a cold storage bin; 21: a first cold storage bin; 22: a second cold storage bin; 23: a third cold storage bin; 3: a feeding device; 4: a conveying device; 5: a stirred pot; 6: a finished product warehouse; 7: a lifting device; 8: a transport vehicle.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Example (b):
referring to fig. 1, the utility model provides a rubble blending station is stabilized to cement based on sieve mesh grading adjustment. The mixing station comprises a storage bin 1, a cold material bin 2, a feeding device 3, a conveying device 4, a stirring pot 5 and a finished product bin 6.
Wherein, loading attachment 3 transports the raw materials in the storage silo 1 to cold feed bin 2, and the lower part of cold feed bin 2 sets up conveyer 4, and conveyer 4 is connected with the feed inlet of agitated kettle 5, and the discharge gate of agitated kettle 5 is connected with hoisting device 7's one end, and hoisting device 7's the other end is connected with finished product storehouse 6. The retaining wall is arranged below the finished product bin 6, so that the products are prevented from flowing out. Wherein, cold silo 2 is including the first cold silo 21 and the second cold silo 22 that are used for splendid attire fine aggregate, still includes the third cold silo 23 that is used for splendid attire rubble, the fine aggregate of splendid attire different particle size scopes in first cold silo 21 and the second cold silo 22.
Specifically, the particle size of the fine aggregate in the first cooling bunker 21 is 0-3mm, and the particle size of the fine aggregate in the second cooling bunker 22 is 3-5 mm. The number of the third cold storage bins 23 is multiple, and the multiple third cold storage bins 23 are used for containing crushed stones with different particle size ranges. The particle size range of the crushed stones in the third cold storage bin 23 is determined according to the product requirements.
Further, the storage silo 1 comprises a first storage silo 11 and a second storage silo 12 which are used for storing fine aggregate, and further comprises a third storage silo 13 which is used for storing broken stone, wherein the first storage silo 11, the second storage silo 12 and the third storage silo 13 are arranged side by side.
Specifically, the particle size of the fine aggregate stored in the first storage bin 11 is 0-3mm, and the particle size of the fine aggregate stored in the second storage bin 12 is 3-5 mm. The number of the third storage bins 13 is plural, and the plural third storage bins 13 are used for storing the crushed stones with different particle size ranges. The particle size range of the crushed stones in the third storage bin 13 is determined according to the product requirements.
Further, the utility model discloses a loading attachment 3 is the material loading forklift. Of course, a feeding pipeline is also possible, and each storage bin 1 is communicated with one cold bin 2 through the feeding pipeline.
Further, the utility model discloses a conveyer 4 is the conveyer belt, and agitated kettle 5 is connected to the one end of conveyer belt for transport the cold burden in cold burden storehouse 2 to agitated kettle 5, and the stirring in agitated kettle 5.
Further, the utility model discloses a hoisting device 7 is supporting aggregate lifting machine.
Further, the utility model discloses a control system control is passed through in the ejection of compact of cold burden storehouse 2. The control system controls the discharging proportion of each cold storage bin according to the requirement of the product, and finally the required finished product is produced.
The utility model discloses a rubble blending station is stabilized to cement based on sieve mesh grading adjustment, including storage silo 1, cold feed bin 2 and finished product storehouse 6. In specific implementation, the materials are prepared in the storage bin 1 according to two grades of cold fine aggregate, namely the first storage bin 11 is used for storing the fine aggregate with the particle size of 0-3mm, and the second storage bin 12 is used for storing the fine aggregate with the particle size of 3-5 mm; of course, it is also possible to store fine aggregate with a particle size of 3-5mm in the first storage silo 11 and fine aggregate with a particle size of 0-3mm in the second storage silo 12.
The cold material bin 2 is adjusted to be 0-3mm and 3-5mm from the original first grade of 0-5mm, namely, the cold material bin is directly divided into two grades of cold materials when the cold material bin 2 is used for feeding materials, fine aggregates with the particle sizes of 0-3mm and 3-5mm respectively enter the first cold material bin 21 and the second cold material bin 22, then enter the stirring pot 5 through the conveying device 4, and are lifted to the finished product bin 6 through the lifting device 7.
Through the improvement, the grading can be optimized according to the actual production of the mixing proportion, so that the cement consumption is saved, and the enterprise cost is saved. The mixing proportion is verified to be qualified, and compared with the test data of the cement stabilized macadam mixture produced before improvement, the quality of the improved cement stabilized macadam can be obviously improved according to the test data, and specific numerical values can be seen in the following table.
Test data comparison table before and after grading adjustment of cement stabilized macadam mixture sieve mesh
Before adjustment:
after adjustment:
as can be seen from the above table, the quality of the improved cement stabilized macadam can be obviously improved by comparing the test data of the cement stabilized macadam mixture produced when the sieve mesh is graded and adjusted with the test data of the cement stabilized macadam mixture produced before the sieve mesh is not improved. The cold burden metering ratio after the adjustment in the upper table is only an example, and other metering ratios can also be adopted during specific implementation, and the utility model discloses do not do the restriction to this.
The utility model relates to a construction method of cement stabilization rubble mixing station based on sieve mesh grading adjustment, including following construction steps:
step 1: when raw materials, namely cold materials, are prepared, fine aggregates with the specifications of 0-3mm and 3-5mm are customized according to requirements, a small amount of fine aggregates are produced for sampling and testing before batch customization, and the blending proportion is determined. Before cold materials are prepared, two-grade warehouse storage of the raw materials entering the field is realized. Namely, the first storage bin 11 stores therein fine aggregate with a particle size of 0-3mm, and the second storage bin 12 stores therein fine aggregate with a particle size of 3-5 mm.
Step 2: and completing the mix proportion test of the cement stabilized macadam mixture according to the determined reasonable mix proportion, and recording effective test data.
And step 3: after the mixing proportion test is qualified, the qualified fine aggregate is prepared according to the requirements in grades, and a stock yard is prepared in a station to finish the warehouse-by-warehouse storage.
And 4, step 4: when a forklift is used for feeding, the cold material bins need to be fed in different bins, namely, an original first grade of fine aggregate cold material bin (with the particle size of 0-5mm) is divided into two grades of cold material bins, namely a first cold material bin with the particle size of 0-3mm and a second cold material bin with the particle size of 3-5 mm. The forklift is used for feeding, and two grades of cold materials stored in the first storage bin 11 and the second storage bin 12 are respectively shoveled into a first cold material bin 21 (the particle size is 0-3mm) and a second cold material bin 22 (the particle size is 3-5 mm). The raw materials entering the cold storage bin 2 enter the stirring pot 5 through the conveying device 4, are stirred with cement and then lifted to the finished product bin 6, and finally are placed on the transport vehicle 8 from the finished product bin 6, so that all production operations are completed.
And 5: the cold material bin is changed into two grades of cold materials, the production control system adjusts the original one-grade material measurement into the corresponding two-grade material measurement, and trial production is carried out according to the determined proportion.
Step 6: sampling, carrying out related tests on the finished product materials, laying test sections in a trial mode, and carrying out batch production after the finished product materials are qualified.
By adopting the technical scheme, the free switching of the types of the cement stabilized macadam mixture is reasonably realized, and the restriction of a single-specification fine aggregate control gear on the addition proportion of the fine aggregate is solved. The control precision of an automatic production system is effectively improved, and the production mixing efficiency and quality are obviously improved.
In addition, the yield and the quality of the cement stabilized macadam mixture are improved, and the purpose of quality guarantee gain of a mixing station is achieved.
The utility model has simple structure, and uses the fine aggregate with improved grain diameter of 0-5mm to prepare materials in two grades (0-3mm and 3-5 mm); the cold material bin area is divided into two levels and two bins for feeding; and controlling the cold materials in a grading manner. The production control system adjusts the original one-grade material measurement into the corresponding two-grade material measurement, and the fine aggregate is graded and graded through the cold aggregate, so that the graded control of the fine aggregate is realized, and the purposes of optimizing production and improving the quality of cement stabilized macadam mixture are achieved.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A cement stabilized macadam mixing station based on sieve mesh grading adjustment is characterized by comprising a storage bin (1), a cold material bin (2), a feeding device (3), a conveying device (4), a stirring pot (5) and a finished product bin (6); the feeding device (3) conveys the raw materials in the storage bin (1) to the cold bin (2), the lower part of the cold bin (2) is provided with the conveying device (4), the conveying device (4) is connected with a feeding hole of the stirring pot (5), a discharging hole of the stirring pot (5) is connected with one end of the lifting device (7), and the other end of the lifting device (7) is connected with the finished product bin (6); the cold storage bin (2) comprises a first cold storage bin (21) and a second cold storage bin (22) which are used for containing fine aggregates, and further comprises a third cold storage bin (23) which is used for containing broken stones, wherein the first cold storage bin (21) and the second cold storage bin (22) are filled with the fine aggregates with different particle size ranges.
2. The cement stabilized macadam mixing station adjusted on the basis of mesh size according to claim 1, wherein the particle size of the fine aggregate in the first cold silo (21) is 0-3mm, and the particle size of the fine aggregate in the second cold silo (22) is 3-5 mm.
3. A cement stabilized macadam mixing station based on mesh size adjustment according to claim 1, characterized in that the number of the third cold silos (23) is plural, and a plurality of the third cold silos (23) are used for containing macadams with different particle size ranges.
4. A cement stabilized macadam mixing station adjusted on a mesh-by-mesh basis as claimed in claim 1, wherein said storage silo (1) comprises a first storage silo (11) for storing fine aggregate, a second storage silo (12), and a third storage silo (13) for storing macadam, said first storage silo (11), second storage silo (12), and third storage silo (13) being arranged side by side.
5. The cement stabilized macadam mixing station adjusted on the basis of mesh size according to claim 4, wherein the grain size of the fine aggregate stored in the first storage silo (11) is 0 to 3mm, and the grain size of the fine aggregate stored in the second storage silo (12) is 3 to 5 mm.
6. A cement stabilized macadam mixing station adjusted on a sieve mesh basis as defined in claim 4 wherein the number of the third storage silos (13) is plural, and a plurality of the third storage silos (13) are used for storing macadams of different particle size ranges.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120462452.7U CN214737134U (en) | 2021-03-04 | 2021-03-04 | Cement stabilized macadam mixes station based on sieve mesh grading adjustment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120462452.7U CN214737134U (en) | 2021-03-04 | 2021-03-04 | Cement stabilized macadam mixes station based on sieve mesh grading adjustment |
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