Device for producing machine-made sand through graded crushing of ore rocks and concrete

Abstract

The utility model discloses a device for producing machine-made sand through graded crushing of ore rocks and concrete. The device comprises a feeding platform, an identification system, a crushing system, an ultrasonic crushing system, a screening system, a storage bin and a controller which are sequentially arranged from top to bottom. The scanner arranged in the recognition system can accurately scan and recognize ore rocks and concrete, the ore rocks and the concrete are delivered to a subsequent system in batches according to recognition results, a proper scheme is analyzed and determined through the control unit, targeted crushing is carried out, and efficient utilization of raw materials and intelligent management of production are achieved. According to the machine-made sand processing device, materials are crushed in a grading mode, the raw materials are gradually refined, the uniformity of the particle morphology and the particle size of machine-made sand is ensured, meanwhile, the particle morphology and the particle size of the machine-made sand are effectively controlled through echo processing of the ultrasonic transmitter and real-time monitoring and sorting of the particles through the sensor and the sorter, and the quality of the machine-made sand is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of waste concrete material recycling, especially a device for grading crushing mineral rock and producing machine-made sand from concrete. BACKGROUND

[0002] As an engineering composite material, the quality of concrete will directly affect the safety and durability of road traffic facilities. With the rapid development of the construction industry, the amount of concrete used is increasing, and natural sand resources are becoming increasingly scarce. In many places, illegal mining and excavation have caused serious environmental pollution problems. Machine-made sand, which is closest to river sand in performance, has become a hot topic. Using machine-made sand to replace river sand as fine aggregate in concrete is the most effective means to alleviate the supply and demand contradiction of construction sand. After classification, the crushed rock or waste concrete is crushed, and then the crushed pieces are classified according to different particle sizes through screening equipment. This process can obtain aggregate of different particle sizes to meet different recycling needs for producing new concrete or other building material products. This not only saves the exploitation of natural resources, but also reduces the accumulation of construction waste, achieving resource recycling.

[0003] At present, when waste concrete is utilized, a simple crusher is often used to crush large pieces of concrete into small pieces. Although this structure can achieve crushing effect, the size of the crushed pieces cannot be guaranteed, and it is very difficult to load large pieces of concrete, thereby affecting the quality and efficiency of the prepared aggregate from waste concrete, and all need to be operated manually. Due to the limitations of manual operation, production efficiency may be limited, and continuous and efficient production cannot be achieved. Therefore, this method is not efficient, and a new method for preparing rock / waste concrete machine-made sand is urgently needed.

[0004] Therefore, there is an urgent need to provide a device for grading crushing mineral rock and producing machine-made sand from concrete. UTILITY MODEL CONTENT

[0005] To solve the above problems, the utility model technical scheme provides a device for grading crushing mineral rock and producing machine-made sand from concrete, which can efficiently crush mineral rock and concrete.

[0006] According to the first aspect embodiment of the utility model technical scheme, a device for grading crushing mineral rock and producing machine-made sand from concrete is provided, which is provided with a feeding platform, an identification system, a crushing system, an ultrasonic crushing system, a screening system, a storage bin and a controller from top to bottom in sequence;

[0007] The feeding platform is in communication with the identification system; the identification system comprises a scanner and an identification cylinder, and the scanner is arranged in the identification cylinder; the material fed through the feeding platform is placed in the identification cylinder;

[0008] The crushing system is in communication with the ultrasonic crushing system, and the crushing system comprises a primary crushing system and a secondary crushing system from top to bottom, wherein the primary crushing system comprises a crushing gear; the secondary crushing system comprises a stirring drum, a flushing device, a stirring rod, a screen and a vibrator, wherein the stirring rod is rotationally arranged at the central axis of the stirring drum; the flushing device is connected with a spray head through a water pipe and is located above the stirring rod; the lower part of the screen is connected with the vibrator to form a vibrating screen and is located at the bottom of the stirring drum;

[0009] The ultrasonic crushing system comprises an ultrasonic wave emitter in communication with the screening system.

[0010] The screening system comprises an adaptive screen in communication with the storage bin.

[0011] The controller is electrically connected with the identification system, the crushing system, the ultrasonic crushing system and the screening system respectively.

[0012] In the above scheme, the stirring rod is a rod-shaped structure made of stainless steel.

[0013] In the above scheme, a gate is further arranged between the identification system and the crushing system.

[0014] In the above scheme, the ultrasonic crushing system further comprises an ultrasonic wave generating cylinder, and a sensor and a sorting device are arranged in the ultrasonic wave generating cylinder.

[0015] In the above scheme, the ultrasonic wave emitter is located at the outer periphery of the ultrasonic wave generating cylinder.

[0016] In the above scheme, the sensor is electrically connected with the ultrasonic wave emitter; and the controller is electrically connected with the sensor and the sorting device.

[0017] In the above scheme, the adaptive screen has a double-layer structure, and the double-layer structure of the adaptive screen can relatively move to form screen holes with different apertures.

[0018] In the above scheme, the identification cylinder is a rotatable stainless steel cylinder, and a plurality of scanners are linearly arranged at the inner top of the identification cylinder.

[0019] In the above scheme, the bottom of the storage bin is connected with a conveying pipe, and an electric spray head is arranged on the conveying pipe and in communication with the storage bin.

[0020] In the above scheme, the ultrasonic wave emitter is a 20KHz-50KHz frequency ultrasonic wave emitter.

[0021] The beneficial effects of the present application are as follows:

[0022] The utility model discloses a kind of hierarchical crushing mineral rock, concrete production mechanism sand's device, scanner built-in in identification system, can accurately scan and identify mineral rock and concrete, and according to identification result batch feeding to subsequent system by control unit analysis determines suitable scheme and is targeted crushing, realizes the efficient utilization of raw material and intelligent management of production;Material is classified and crushed, gradually refine raw material, ensure the uniformity of the particle morphology and particle size of mechanism sand, simultaneously, by echo processing of ultrasonic transmitter, sensor and sorter carry out real-time monitoring and sorting to particle, effectively control the particle morphology and particle size of mechanism sand, further improve the quality of mechanism sand;Compared with traditional mechanism sand preparation process, mineral rock and concrete identification, crushing, screening process are integrated, improve the working efficiency of mineral rock and concrete preparation process;Multi-cavity type storage bin design is adopted, with the ability of storing multiple graded materials, strengthen the classification storage capacity of storage bin. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the present utility model or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present utility model, and for those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative labor.

[0024] Figure 1 The overall structure schematic diagram of the device for hierarchical crushing mineral rock and concrete production mechanism sand provided by the present utility model is shown.

[0025] Figure 2 The schematic diagram of feeding platform in the device for hierarchical crushing mineral rock and concrete production mechanism sand provided by the present utility model is shown.

[0026] Figure 3 The schematic diagram of identification system in the device for hierarchical crushing mineral rock and concrete production mechanism sand provided by the present utility model is shown.

[0027] Figure 4 The top view of stirring drum in the device for hierarchical crushing mineral rock and concrete production mechanism sand provided by the present utility model is shown.

[0028] Figure 5 The schematic diagram of screening system in the device for hierarchical crushing mineral rock and concrete production mechanism sand provided by the present utility model is shown.

[0029] Wherein, 1-feeding platform; 2-identification cylinder; 3-scanner; 4-gate machine; 5-crushing gear; 6-stirring rod; 7-rinse device; 8-stirring cylinder; 9-vibrator; 10-outer cylinder; 11-screen; 12-ultrasonic wave generating cylinder; 13-ultrasonic wave transmitter; 14-sorter; 15-sensor; 16-self-adaptive screen; 17-storage bin; 18-feeding pipe; 19-electric nozzle; 20-controller.

[0030] The realization, functional features and advantages of the utility model will be further explained in combination with embodiments with reference to the drawings. DETAILED DESCRIPTION

[0031] The exemplary embodiments will be described in detail herein with reference to the attached drawings. In the following description, same numbers in different drawings represent same or similar elements unless otherwise represented. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present disclosure. Instead, they only represent examples of devices and methods consistent with some aspects of the present disclosure as detailed in the appended claims.

[0032] The terms "first", "second", and the like in the description and claims of the present disclosure are used for distinguishing between similar objects and do not necessarily have to describe a particular sequential or chronological order. It is to be understood that the use of the terms so construed can interchange, under appropriate circumstances, to refer to processes, elements, or steps in a different order than as it is diagrammed or described herein.

[0033] In addition, the terms "comprising" and "having" and any variations thereof are intended to cover a non-exclusive inclusion, for example, a process, method, system, product, or apparatus that includes a list of steps or units not necessarily limited to those clearly identified, but can include other not clearly recited steps or units inherent in such processes, methods, products, or apparatus.

[0034] Plural, including two or more.

[0035] And / or, it should be understood that the term "and / or" used in the present disclosure is only a description of the association relationship of the associated objects, which means that there can be three relationships. For example, A and / or B can represent three cases: A exists alone, A and B exist together, and B exists alone.

[0036] As Figures 1-5 An embodiment of the utility model technical scheme provides a device for grading crushing mineral rock and producing machine-made sand of concrete, which is provided with a feeding platform 1, an identification system, a crushing system, an ultrasonic crushing system, a screening system, a storage bin 17 and a controller 20 from top to bottom in sequence.

[0037] The feeding platform 1 is in communication with an identification system, the identification system comprising a scanner 3, materials fed into the feeding platform 1 being scanned by the scanner 3 and fed to a crushing system;

[0038] The crushing system transmits the materials crushed to an ultrasonic crushing system;

[0039] The ultrasonic crushing system comprises an ultrasonic wave emitter 13, the materials being crushed by the ultrasonic wave emitter 13 and transmitted to a screening system;

[0040] The screening system comprises an adaptive screen 16, the materials being screened and stored in a storage bin 17;

[0041] A controller 20 is electrically connected with the identification system, the crushing system, the ultrasonic crushing system and the screening system, and is configured to receive scanning information of the identification system and determine the final size of the materials according to the scanning information, and adjust the crushing system, the ultrasonic crushing system and the screening system.

[0042] The scanner 3 built in the identification system can accurately scan and identify the ore rock and concrete, and feed them to the subsequent system in batches according to the identification result, analyze and determine the appropriate scheme through the control unit, and crush them accordingly, realizing efficient utilization of raw materials and intelligent management of production; through echo processing of the ultrasonic wave emitter 13, the particle morphology and particle size of the machine-made sand are effectively controlled, and the quality of the machine-made sand is further improved; compared with the traditional machine-made sand preparation process, the identification, crushing and screening processes of the ore rock and concrete are integrated, and the working efficiency of the ore rock and concrete preparation process is improved; the multi-cavity storage bin 17 is adopted, which has the ability to store multiple graded materials, and the classification and storage capacity of the storage bin 17 is strengthened.

[0043] Preferably, the crushing system comprises a primary crushing system and a secondary crushing system. The multi-stage crushing method is adopted to gradually refine the raw materials, ensuring the uniformity of the particle morphology and particle size of the machine-made sand.

[0044] Specifically, the primary crushing system comprises a crushing gear 5 for preliminarily crushing the materials.

[0045] The secondary crushing system comprises a stirring drum 8, a stirring rod 6, a flushing device 7, a screen 11 and a vibrator 9; the stirring rod 6 is rotationally arranged at the central axis of the stirring drum 8; the flushing device 7 is connected with a spray head through a tap water pipe and is located above the stirring rod 6; the screen 11 is connected with the vibrator 9 at the lower part to form a vibrating screen and is located at the bottom of the stirring drum 8; the stirring rod 6 is a rod-shaped structure made of stainless steel.

[0046] The material is re-crushed by the stirring rod 6 after entering the stirring drum 8, and is flushed by the flushing device 7 to facilitate re-crushing and cleaning of the material. The material is in a granular state after secondary crushing and is screened into the ultrasonic crushing system through the vibrating screen. Preferably, the mesh size of the screen 11 is 1 mm, and the material is stainless steel to ensure the durability and screening effect of the screen 11.

[0047] The identification system further comprises an identification cylinder 2, and the scanner 3 is arranged in the identification cylinder 2. The material is placed in the identification cylinder 2, and the scanner 3 scans the material to obtain size, shape, composition and crystal structure information. Specifically, the scanner 3 is a 3D laser scanner 3, and the identification cylinder 2 is a rotatable stainless steel cylinder. The inner top of the identification cylinder 2 is linearly distributed with eight 3D laser scanners 3. During use, the identification cylinder 2 is rotated to enable the scanner 3 to perform omnidirectional scanning and identification on the input ore and concrete. After identification is completed, the controller 20 processes and analyzes the scanning data to obtain a corresponding processing scheme and a target size of the material, and the raw material is batched and input into the crushing system for crushing treatment according to the scheme.

[0048] Preferably, the identification system and the crushing system further comprise a gate 4. The gate 4 is used to distribute and deliver the material.

[0049] The ultrasonic crushing system further comprises an ultrasonic wave generating cylinder 12, and the ultrasonic wave generating cylinder 12 is provided with a sensor 15 and a sorting device 14. The ultrasonic wave transmitter 13 is arranged on the outer periphery of the ultrasonic wave generating cylinder 12 and is distributed at a certain angle with the ultrasonic wave generating cylinder 12. The screen 11 and the top of the ultrasonic wave generating cylinder 12 are connected by screws, which facilitates disassembly and replacement. The ultrasonic wave generating cylinder 12 is an even-faced regular polygonal prism, so that the ultrasonic wave energy received by the target area is relatively uniform, thereby improving the accuracy and consistency of the processing process.

[0050] The sensor 15 is electrically connected with the ultrasonic wave transmitter 13 and is configured to receive the emitted wave and the reflected wave of the ultrasonic wave transmitter 13 to detect the distance and size information of the material. The sensor 15 can detect the material in real time.

[0051] The controller 20 is electrically connected with the sensor 15 and the sorting device 14 and is configured to receive the distance and size information of the material and control the sorting device 14 to sort the material according to the distance and size information of the material.

[0052] Further, the sorting device 14 is a mechanical arm arranged on the adaptive screen 16 and can sort the material according to the topography and particle size of the material.

[0053] It should be noted that the ultrasonic wave generator can finely process the material to make the particle size of the material more uniform.

[0054] Preferably, the adaptive screen 16 is a double-layer structure, and the double-layer structure of the adaptive screen 16 can cooperate with each other to adjust the aperture. Since the sorting device 14 is provided with adjustable baffles of different heights and positions, when the sensor 15 detects the size of the object, the controller 20 adjusts the position of the baffle according to the pre-set size standard, adjusts the aperture size of the adaptive screen 16, and pushes the material particle size from small to large into the adaptive screen 16.

[0055] Further, the adaptive screen 16 is electrically connected with the controller 20, and the aperture is adjusted through the controller 20. Preferably, the aperture size is 1mm, 0.5mm, 0.25mm, the material is divided into coarse sand, medium sand and fine sand, and the material of the adaptive screen 16 is stainless steel material, which is connected with the bottom of the ultrasonic wave generating cylinder 12 through screws.

[0056] The bottom of the storage bin 17 is connected with the material conveying pipe 18, and the material conveying pipe 18 is provided with the electric spray head 19. The electric spray head 19 is communicated with the storage bin 17, and the electric spray head 19 can suck out the material in the storage bin 17. Preferably, the material conveying pipe 18 is a sliding material conveying pipe 18, which can realize flexible and efficient material transportation, and effectively improve the working efficiency of taking and using specified graded mechanism sand aggregate in the working site.

[0057] Preferably, the ultrasonic wave transmitter 13 is a 20KHz-50KHz frequency ultrasonic wave transmitter.

[0058] Preferably, the controller 20 is a computer, including a display screen, a control console, a processor, an electric control transformer and a motor, which is used for receiving and processing signals from various systems and intelligently controlling.

[0059] Preferably, the secondary crushing system, the ultrasonic crushing system and the screening system are further provided with the outer cylinder 10 around the storage bin 17.

[0060] The use method of the device for grading and crushing mine rock and producing mechanism sand of concrete provided by the utility model is as follows:

[0061] In the preparation stage, the waste mine rock and concrete to be treated are transported to the designated working site, and it is ensured that the entire production device and each system thereof are in good condition. The device is comprehensively and preliminarily checked, including but not limited to whether the connection of each component is firm, whether the supply of power and water is normal, and the machine is started to preheat or pre-run, so as to ensure the smooth operation of the subsequent operation.

[0062] Raw material identification and pretreatment, the ore or waste building concrete is transported to the feeding platform 1, the platform has automatic feeding function, can automatically feed the raw material into the identification cylinder 2, the identification cylinder 2 is scanned by the scanner 3 through the rotary motion, the ore or waste building concrete is scanned and identified in all directions, after identification, the scanning data is processed and analyzed by the controller 20, the corresponding processing scheme is obtained, and the raw material is batched into the primary crushing system according to the scheme and is subjected to preliminary crushing treatment.

[0063] Secondary crushing and fine processing, the ore or waste building concrete subjected to preliminary crushing is sent into the stirring cylinder 8 and subjected to secondary crushing treatment, in the stirring cylinder 8, the material is crushed and stirred by the stirring rod 6 and the flushing device 7, forming granular material, and the material is then sent into the ultrasonic wave generating cylinder 12 through the vibrating screen 11, the cylinder body is designed as an even-faced regular polygon, and the ultrasonic wave emitter 13 is uniformly distributed on the cylinder body, the ultrasonic wave emitter 13 processes the echo of fine aggregate and refines the material, so that the particle size is more uniform.

[0064] Screening and collection, the processed material is pushed by the sorter 14, screened through the self-adaptive screen 16, the self-adaptive screen 16 is designed as a double-layer adjustable aperture structure, the aperture size can be adjusted according to the requirement, the fine aggregate is divided into different grades such as coarse sand, medium sand and fine sand, and the classified machine-made aggregate is collected in the aggregate cylinder and transported to the construction site through the conveying pipe 18 for subsequent use.

[0065] It should be noted that, in this text, the term "includes", "contains" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or device. Without more limitation, the element defined by the statement "including a" does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0066] The above-mentioned embodiment serial number of the utility model only for description, not represent the pros and cons of the embodiment.

[0067] Through the description of the above embodiments, those skilled in the art can clearly understand that the above-mentioned implementation methods can be realized by means of software and the necessary general hardware platform, of course, they can also be realized by hardware, but in many cases the former is a better implementation method. Based on such understanding, the technical solutions of the present application can be embodied in the form of a software product, which is stored in a storage medium (such as ROM / RAM, magnetic disk, optical disk), and includes a plurality of instructions for causing a terminal (which can be a mobile phone, computer, server, air conditioner, or network device, etc.) to execute the methods described in each embodiment of the present application.

[0068] The embodiments of the present application are described above in combination with the drawings, but the present application is not limited to the above-mentioned specific embodiments, and the above-mentioned specific embodiments are only illustrative and not restrictive. Those skilled in the art can make many forms under the inspiration of the present application without departing from the scope of the present application and the protection scope of the claims, and these all belong to the protection scope of the present application.

Claims

1. A device for producing machine sand by classifying and crushing ore rock and concrete, characterized by, A feeding platform, an identification system, a crushing system, an ultrasonic crushing system, a screening system, a storage bin and a controller are sequentially arranged from top to bottom. The feeding platform is in communication with the identification system; the identification system comprises a scanner and an identification cylinder, the scanner is arranged in the identification cylinder; the material fed through the feeding platform is placed in the identification cylinder; The crushing system is in communication with the ultrasonic crushing system; the crushing system comprises a primary crushing system and a secondary crushing system from top to bottom, wherein the primary crushing system comprises a crushing gear; the secondary crushing system comprises a stirring cylinder, a flushing device, a stirring rod, a screen and a vibrator, wherein the stirring rod is rotationally arranged at the central axis of the stirring cylinder; the flushing device is connected with a spray head through a water pipe and is located above the stirring rod; the screen is connected with the vibrator at the lower part to form a vibrating screen and is located at the bottom of the stirring cylinder; The ultrasonic crushing system comprises an ultrasonic wave emitter, which is in communication with the screening system; The screening system comprises an adaptive screen, which is in communication with the storage bin; The controller is electrically connected with the identification system, the crushing system, the ultrasonic crushing system and the screening system respectively.

2. The apparatus for classifying crushed ore, concrete production machine-made sand according to claim 1, characterized in that, The stirring rod is a rod-shaped structure made of stainless steel.

3. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, A gate is further arranged between the identification system and the crushing system.

4. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, The ultrasonic crushing system further comprises an ultrasonic wave generating cylinder, which is provided with a sensor and a sorter.

5. The apparatus for classifying crushed ore, concrete production machine sand according to claim 4, characterized in that, The ultrasonic wave emitter is located at the outer periphery of the ultrasonic wave generating cylinder.

6. The apparatus for classifying crushed ore, concrete production machine sand according to claim 4, characterized in that, The sensor is electrically connected with the ultrasonic wave emitter; the controller is electrically connected with the sensor and the sorter.

7. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, The adaptive screen is a double-layer structure, which can relatively move to form screen holes with different apertures.

8. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, The identification cylinder is a rotatable stainless steel cylinder, and a plurality of scanners are linearly arranged at the inner top of the identification cylinder.

9. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, The bottom of the storage bin is connected with a conveying pipe, and an electric spray head is arranged on the conveying pipe and in communication with the storage bin.

10. The apparatus for classifying crushed ore, concrete production machine sand according to claim 1, characterized in that, The ultrasonic wave emitter is a 20KHz-50KHz frequency ultrasonic wave emitter.

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