Concrete gravel separation device

Abstract

The utility model discloses a concrete gravel separating device which comprises a box body and a hopper, a screening assembly is installed on the inner side of the box body, the screening assembly comprises a vibrating screen and an outlet, a supporting assembly is installed in the box body, the supporting assembly comprises a supporting plate and a first spring, a driving assembly is installed on the supporting plate, and the driving assembly is connected with the vibrating screen. The driving assembly comprises a motor and a gearbox, an air draft assembly is installed on the inner side of the box body, the air draft assembly comprises an air duct and fan blades, and a rotating assembly is installed on the gearbox. According to the concrete gravel separation device, the gearbox can be used for driving the fan blades to rotate through a rotating rod and a clamping plate, and generated flying dust is sucked into the inner side of the air duct; the rotating rod drives the scraping plate to downwards scrape the dust filtered on the filter screen, so that the dust is prevented from blocking the filter screen, the ventilation efficiency of the filter screen is guaranteed, the absorption efficiency of the raised dust is further guaranteed, and the sand-gravel separation and recovery device is suitable for sand-gravel separation and recovery of concrete.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete sand and stone separation equipment technical field, concretely to a concrete sand and stone separation device. BACKGROUND

[0002] When the mixed concrete raw materials are left, the excess concrete raw materials need to be separated for recycling, reducing resource waste and ensuring environmental protection during green construction. The utility model with the patent application number CN202122385791.2 discloses a concrete sand and stone separation device, which realizes intermittent feeding by setting a driving motor, a rotating rod and a separation leaf, effectively reduces the screening pressure of the screen, and achieves better screening effect. Two screens are set to make the screening more precise. The use of a water pump and a hollow plate can wash the waste materials during screening, facilitating subsequent screening. According to the disclosed technical solution, the existing concrete sand and stone separation equipment has the following problems: on the one hand, when separating concrete sand and stone, if the mixed concrete raw materials are not watered, dust may be scattered during screening, which is not conducive to environmental safety; on the other hand, when absorbing and filtering dust, the filter screen may be clogged, which is not conducive to the efficiency of dust absorption and filtration. SUMMARY

[0003] To solve the problems in the background art, the utility model provides a concrete sand and stone separation device to ensure environmental safety and dust absorption efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a concrete sand and stone separation device, comprising a box body and a hopper, a screening assembly is installed on the inner side of the box body, the screening assembly comprises a vibrating screen and an outlet, a supporting assembly is installed in the box body, the supporting assembly comprises a support plate and a spring one, a driving assembly is installed on the support plate, the driving assembly comprises a motor and a gearbox, an air extraction assembly is installed on the inner side of the box body, the air extraction assembly comprises a wind pipe and a fan blade, a rotating assembly is installed on the gearbox, the rotating assembly comprises a rotating rod and an electromagnet, a disconnection assembly is installed on the fan blade, the disconnection assembly comprises a sliding rod and a spring two.

[0005] Further, the hopper is welded to the top of the box body, the support plate is welded to the inner side of the box body, the bottom of the vibrating screen is connected to the support plate through the spring one, one side of the vibrating screen extends to the outside of the box body through the box body, the outlet is opened on one side of the vibrating screen, and multiple layers of screen meshes are installed on the inner side of the vibrating screen.

[0006] Further, the gearbox is bolted on the bottom of the support plate, the motor is bolted on one side of the gearbox, the transmission shaft of the gearbox is keyed connected with the output shaft of the motor, the eccentric shaft is installed on the output shaft of the gearbox, the outer side of the eccentric shaft is installed with the connecting rod through the bearing, the top end of the connecting rod passes through the support plate and is installed on the bottom of the vibrating screen through the rotating shaft.

[0007] Further, the bottom of the support plate is welded with a partition plate, the gearbox is located on one side of the partition plate, the air cylinder is located on the other side of the partition plate, one end of the rotating rod is keyed connected with the output shaft of the gearbox, the other end of the rotating rod passes through the partition plate and extends to the inner side of the air cylinder, and the air cylinder is welded on the other side of the box body.

[0008] Further, the two ends of the slide rod are installed on the inner side of the air cylinder through the slide rail, the fan blade is installed on the slide rod through the bearing, the fan blade is located in the inner side of the air cylinder, the electromagnet is installed on the outer side of the other end of the rotating rod through the bearing, and the electromagnet is connected with the slide rod through the spring two.

[0009] Further, the other end of the rotating rod and one end of the fan blade are welded with clamping plates, anti-skid lines are formed in the clamping plates, a filter screen is bolted on the inner side of the air cylinder, the filter screen is sleeved on the outer side of the rotating rod, a scraper is sleeved on the outer side of the rotating rod, and the scraper is located on one side of the filter screen.

[0010] Further, the bottom of the box body is bolted with a connector, the bottom of the air cylinder is bolted with a second discharging valve, the second discharging valve is located on the bottom of one side of the filter screen, and the bottom of the first discharging valve passes through the bottom of the box body and extends to the inner side of the connector.

[0011] Further, the bottom of the hopper is installed with a first discharging valve, the bottom of the first discharging valve passes through the box body and extends to the top of the vibrating screen, a switch group is connected on the box body, and the switch group is connected with the motor, the first discharging valve, the electromagnet and the second discharging valve through wires.

[0012] Beneficial effects: 1. The concrete sand and stone separating device, when in use, adds concrete into the inner side of the hopper, and then the concrete falls into the inner side of the vibrating screen through the discharge valve; after the motor is accelerated through the gearbox, the eccentric shaft drives the connecting rod, and then the connecting rod drives the vibrating screen to vibrate up and down at a high frequency; the bottom of the vibrating screen is supported and vibrated at the top of the support plate through the spring one; the concrete raw materials are separated into stones, sand and cement slurry through the three outlets of the vibrating screen; if the concrete raw materials are not added with water, stones, sand and cement are separated; at the same time, the electromagnet is opened; the electromagnet drives the slide rod to move right through magnetic force, and drives the clamping plate on the fan blade to clamp the clamping plate on the rotating rod; the gearbox drives the fan blade to rotate through the rotating rod and the clamping plate; the box body is sucked to absorb the dust generated in the screening work into the inner side of the air cylinder, and then the dust is filtered out through the filter screen, thereby effectively avoiding the dust from floating or depositing in the box body to affect the operation of the equipment, ensuring the safety of the environment and the equipment, and avoiding environmental pollution.

[0013] 2. When the electromagnet is electrified to generate magnetic force, the magnetic force of the electromagnet attracts the scraper to the left, so that the scraper clamps the left side of the filter screen; the rotating rod drives the scraper to scrape the dust filtered on the filter screen downward to the inner side of the discharge valve two, and then the dust scraped is dropped into the inner side of the adapter through the discharge valve two, thereby effectively collecting the dust and avoiding the dust from blocking the filter screen, ensuring the ventilation efficiency of the filter screen, and thereby ensuring the dust absorption efficiency.

[0014] 3. The concrete sand and stone separating device is reasonable in design, efficient and convenient in use, and suitable for separating and recycling the sand and stone of concrete. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure diagram of the concrete sand and stone separating device.

[0016] Figure 2 It is a sectional view of the concrete sand and stone separating device.

[0017] Figure 3 It is a sectional view of the air cylinder of the concrete sand and stone separating device.

[0018] Figure 4 It is a structure diagram of the electromagnet of the concrete sand and stone separating device.

[0019] In the drawing: 1, box body; 2, hopper; 3, discharge valve; 4, vibrating screen; 5, outlet; 6, support plate; 7, spring one; 8, motor; 9, gearbox; 10, eccentric shaft; 11, connecting rod; 12, rotating rod; 13, partition plate; 14, air cylinder; 15, fan blade; 16, slide rod; 17, electromagnet; 18, spring two; 19, filter screen; 20, scraper; 21, clamping plate; 22, discharge valve two; 23, adapter. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figures 1 to 3 This utility model provides a technical solution: a concrete aggregate separation device, including a housing 1 and a hopper 2. A screening assembly is installed inside the housing 1, the screening assembly including a vibrating screen 4 and an outlet 5. A support assembly is installed inside the housing 1, the support assembly including a support plate 6 and a spring 7. A drive assembly is installed on the support plate 6, the drive assembly including a motor 8 and a gearbox 9. An exhaust assembly is installed inside the housing 1, the exhaust assembly including a duct 14 and fan blades 15. The gearbox 9... A rotating assembly is installed, comprising a rotating rod 12 and an electromagnet 17. A disengagement assembly is installed on the fan blade 15, comprising a sliding rod 16 and a spring 18. A retaining plate 21 is welded to the other end of the rotating rod 12 and one end of the fan blade 15. The retaining plate 21 has anti-slip textures. A filter screen 19 is bolted to the inner side of the air duct 14. The filter screen 19 is sleeved on the outer side of the rotating rod 12. A scraper 20 is sleeved on the outer side of the rotating rod 12, located on one side of the filter screen 19. On the side, a connecting sleeve 23 is bolted to the bottom of the housing 1, and a discharge valve 22 is bolted to the bottom of the air duct 14. The discharge valve 22 is located at the bottom of one side of the filter screen 19, and its bottom passes through the bottom of the housing 1 and extends to the inside of the connecting sleeve 23. A discharge valve 3 is installed at the bottom of the hopper 2, and its bottom passes through the housing 1 and extends to the top of the vibrating screen 4. A switch assembly is externally connected to the housing 1, and the switch assembly is connected to the motor 8, the discharge valve 3, and the power supply via wires. Magnet 17 is connected to discharge valve 22. When electromagnet 17 is energized and generates magnetic force, the magnetic force of electromagnet 17 attracts scraper 20 to the left, so that scraper 20 is locked on the left side of filter screen 19. Rotating rod 12 drives scraper 20 to scrape the dust filtered on filter screen 19 down to the inside of discharge valve 22. Then, through discharge valve 22, the scraped dust falls to the inside of sleeve 23, effectively collecting dust and preventing dust from clogging filter screen 19, ensuring the ventilation efficiency of filter screen 19, and thus ensuring the absorption efficiency of dust.

[0022] The hopper 2 is welded on the top of the box 1, the support plate 6 is welded on the inner side of the box 1, the bottom of the vibrating screen 4 is connected with the support plate 6 through the spring 7, one side of the vibrating screen 4 passes through the box 1 and extends to the outer side of the box 1, the outlet 5 is arranged on one side of the vibrating screen 4, the inner side of the vibrating screen 4 is provided with multiple layers of screen meshes, the gearbox 9 is bolted on the bottom of the support plate 6, the motor 8 is bolted on one side of the gearbox 9, the transmission shaft of the gearbox 9 is keyed connected with the output shaft of the motor 8, the eccentric shaft 10 is installed on the output shaft of the gearbox 9, the outer side of the eccentric shaft 10 is provided with the connecting rod 11 through bearings, the top end of the connecting rod 11 passes through the support plate 6 and is installed on the bottom of the vibrating screen 4 through a rotating shaft, the bottom of the support plate 6 is welded with the partition plate 13, the gearbox 9 is located on one side of the partition plate 13, the air cylinder 14 is located on the other side of the partition plate 13, one end of the rotating rod 12 is keyed connected with the output shaft of the gearbox 9, the other end of the rotating rod 12 passes through the partition plate 13 and extends to the inner side of the air cylinder 14, the air cylinder 14 is welded on the other side of the box 1, the both ends of the slide rod 16 are installed on the inner side of the air cylinder 14 through slide rails, the fan blade 15 is installed on the slide rod 16 through bearings, the fan blade 15 is located in the inner side of the air cylinder 14, the electromagnet 17 is installed on the outer side of the other end of the rotating rod 12 through bearings, the electromagnet 17 is connected with the slide rod 16 through the spring 18, in use, the concrete is added into the inner side of the hopper 2 and falls into the inner side of the vibrating screen 4 through the discharging valve 3, the motor 9 is accelerated through the gearbox 8, then the connecting rod 11 is driven by the eccentric wheel 10, so that the vibrating screen 4 is driven by the connecting rod 11 to vibrate up and down at high frequency, the bottom of the vibrating screen 4 is supported and vibrated on the top of the support plate 6 through the spring 7, the concrete raw materials are separated into stones, sand and cement slurry through the three outlets 5 of the vibrating screen 4, if the concrete raw materials are not added with water, the stones, sand and cement are separated, at the same time, the electromagnet 17 is turned on, the electromagnet 17 drives the slide rod 16 to move to the right through magnetic force, and drives the clamping plate 21 on the fan blade 15 to clamp on the clamping plate 21 on the rotating rod 12, the gearbox 9 drives the fan blade 15 to rotate through the rotating rod 12 and the clamping plate 21, generates suction force on the box 1, sucks the dust generated in the screening work into the inner side of the air cylinder 14, and then is filtered by the filter screen 19, so as to effectively avoid the dust from floating or depositing in the box 1 to affect the operation of the equipment, protect the safety of the environment and the equipment, and avoid environmental pollution.

[0023] The concrete sand separating device provides electric energy for all electric equipment through external power supply, in use, the concrete is added to the inside of the hopper 2, and falls to the inside of the vibrating screen 4 through the discharge valve one 3, the motor 9 is accelerated through the gearbox 8, drives the connecting rod 11 through the eccentric wheel 10, and then the connecting rod 11 drives the vibrating screen 4 to vibrate up and down, the bottom of the vibrating screen 4 is supported and vibrated at the top of the support plate 6 through the spring one 7, the concrete raw materials are separated into stones, sand and cement slurry through the three outlets 5 of the vibrating screen 4, if the concrete raw materials are not added with water, the stones, sand and cement are separated, at the same time, the electromagnet 17 is opened, the electromagnet 17 drives the slide rod 16 to move right through magnetic force, and drives the clamping plate 21 on the fan blade 15 to clamp on the clamping plate 21 on the rotating rod 12, the gearbox 9 drives the fan blade 15 to rotate through the rotating rod 12 and the clamping plate 21, generates suction force to the box 1, and the dust generated in the screening work is sucked into the inside of the air cylinder 14, and then is filtered out by the filter screen 19, thereby effectively avoiding the dust from floating or depositing in the box 1 to affect the operation of the equipment, ensuring the safety of the environment and the equipment, avoiding environmental pollution, when the electromagnet 17 is electrified to generate magnetic force, the magnetic force of the electromagnet 17 attracts the scraper 20 to the left, so that the scraper 20 clamps on the left side of the filter screen 19, the rotating rod 12 drives the scraper 20 to scrape the dust filtered out on the filter screen 19 downward to the inside of the discharge valve two 22, and then the dust scraped down is dropped into the inside of the adapter 23 through the discharge valve two 22, effectively collecting the dust and avoiding the dust from blocking the filter screen 19, ensuring the ventilation efficiency of the filter screen 19, and then ensuring the dust absorption efficiency.

[0024] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A concrete aggregate separation device, comprising a housing (1) and a hopper (2), wherein a screening assembly is installed inside the housing (1), the screening assembly comprising a vibrating screen (4) and an outlet (5), a support assembly is installed inside the housing (1), the support assembly comprising a support plate (6) and a spring (7), and a drive assembly is installed on the support plate (6), the drive assembly comprising a motor (8) and a gearbox (9), characterized in that: The inner side of the box (1) is provided with an air extraction assembly, which comprises a wind pipe (14) and a fan blade (15), and the gearbox (9) is provided with a rotating assembly, which comprises a rotating rod (12) and an electromagnet (17), and the fan blade (15) is provided with a disconnection assembly, which comprises a sliding rod (16) and a spring (18).

2. A concrete and aggregate separating apparatus as claimed in claim 1, wherein: The hopper (2) is welded on the top of the box (1), the supporting plate (6) is welded on the inner side of the box (1), the bottom of the vibrating screen (4) is connected with the supporting plate (6) through the spring (7), one side of the vibrating screen (4) penetrates through the box (1) and extends to the outside of the box (1), the outlet (5) is arranged on one side of the vibrating screen (4), and the inner side of the vibrating screen (4) is provided with multiple screen meshes.

3. A concrete and aggregate separating apparatus as claimed in claim 2, wherein: The gearbox (9) is bolted on the bottom of the supporting plate (6), the motor (8) is bolted on one side of the gearbox (9), the transmission shaft of the gearbox (9) is key-connected with the output shaft of the motor (8), the output shaft of the gearbox (9) is provided with an eccentric shaft (10), the outer side of the eccentric shaft (10) is provided with a connecting rod (11) through a bearing, and the top end of the connecting rod (11) penetrates through the supporting plate (6) and is bolted on the bottom of the vibrating screen (4) through a rotating shaft.

4. A concrete and aggregate separating apparatus as claimed in claim 1, wherein: The bottom of the supporting plate (6) is welded with a partition plate (13), the gearbox (9) is located on one side of the partition plate (13), the wind pipe (14) is located on the other side of the partition plate (13), one end of the rotating rod (12) is key-connected with the output shaft of the gearbox (9), the other end of the rotating rod (12) penetrates through the partition plate (13) and extends to the inner side of the wind pipe (14), and the wind pipe (14) is welded on the other side of the box (1).

5. A concrete and aggregate separating apparatus as claimed in claim 4, wherein: Both ends of the sliding rod (16) are bolted on the inner side of the wind pipe (14) through sliding rails, the fan blade (15) is bolted on the sliding rod (16) through a bearing, the fan blade (15) is located in the inner side of the wind pipe (14), the electromagnet (17) is bolted on the outer side of the other end of the rotating rod (12) through a bearing, and the electromagnet (17) is connected with the sliding rod (16) through the spring (18).

6. A concrete and aggregate separating apparatus as claimed in claim 5, wherein: One end of the fan blade (15) and the other end of the rotating rod (12) are both welded with a clamping plate (21), anti-skid lines are arranged on the clamping plate (21), the inner side of the wind pipe (14) is bolted with a filter screen (19) through bolts, the filter screen (19) is sleeved on the outer side of the rotating rod (12), the outer side of the rotating rod (12) is sleeved with a scraper (20), and the scraper (20) is located on one side of the filter screen (19).

7. A concrete and aggregate separating apparatus as claimed in claim 6, wherein: The bottom of the box (1) is bolted with a connector (23), the bottom of the wind pipe (14) is bolted with a second material discharging valve (22), the second material discharging valve (22) is located at the bottom of one side of the filter screen (19), and the bottom of the second material discharging valve (22) penetrates through the bottom of the box (1) and extends to the inner side of the connector (23).

8. A concrete and aggregate separating apparatus as claimed in claim 7, wherein: The bottom of the hopper (2) is provided with a first discharging valve (3), the bottom of the first discharging valve (3) penetrates through the box (1) and extends to the top of the vibrating screen (4), a switch group is externally connected to the box (1), and the switch group is connected with the motor (8), the first discharging valve (3), the electromagnet (17) and the second discharging valve (22) through electric wires.

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