Waste concrete recovery system

Abstract

The utility model relates to the field of concrete recovery, in particular to a waste concrete recovery system which comprises a semi-finished product pool, a mortar pump, a homogenizing tank, a diaphragm pump, a vertical mill and a full-finished product pool, a first discharging port is formed in the lower end of the semi-finished product pool, and a mortar inlet of the mortar pump communicates with the first discharging port; a mortar outlet of the mortar pump is communicated with an inlet of the homogenizing tank, a mortar inlet of the diaphragm pump is communicated with an outlet of the homogenizing tank, a mortar outlet of the diaphragm pump is communicated with an inlet of the vertical mill, a full finished product tank is arranged at the upper end of the full finished product pool, and an outlet of the vertical mill is communicated with the full finished product tank. Mortar subjected to vibration screening falls into the semi-finished product pool, the mortar subjected to vibration screening is prone to uneven mixing, the mortar in the semi-finished product pool is pumped by the mortar pump and conveyed into the homogenizing tank to be evenly mixed, then the mortar enters the vertical mill through the diaphragm pump to be further ground and refined, finally generated finished products fall into the full-finished-product pool, mortar particles are small, and the mortar particles are evenly mixed. And the production quality of the concrete is improved.

Description

Technical Field

[0001] The present application relates to the field of concrete recycling, and in particular to a waste concrete recycling system. Background Art

[0002] Concrete recycling refers to the recycling of waste concrete, turning it into recycled concrete and reusing it in construction projects. This recycling method has multiple meanings. It not only helps save and reuse resources, but also helps reduce the impact of construction waste on the environment.

[0003] Crushed stone recycling is the process of crushing concrete into aggregates of appropriate sizes for use in road foundations, building materials, etc. This recycling method can transform waste concrete into new building materials, replacing natural stone and freshly purchased aggregates, and reducing construction costs.

[0004] Traditional concrete recycling is to crush concrete blocks and then mix them to form mortar, which is then vibrated and screened. The screened mortar is used directly, and the quality of the recycled concrete produced is poor. Utility Model Content

[0005] In order to improve the production quality of concrete, the present application provides a waste concrete recycling system.

[0006] The waste concrete recycling system provided in this application adopts the following technical solution:

[0007] A waste concrete recycling system comprises a semi-finished product pool, a mortar pump, a homogenizing tank, a diaphragm pump, a vertical mill and a fully finished product pool, wherein a first discharge port is arranged at the lower end of the semi-finished product pool, an inlet of the mortar pump is connected to the first discharge port, an outlet of the mortar pump is connected to an inlet of the homogenizing tank, an inlet of the diaphragm pump is connected to an outlet of the homogenizing tank, an outlet of the diaphragm pump is connected to an inlet of the vertical mill, a fully finished product tank is arranged at the upper end of the fully finished product pool, and an outlet of the vertical mill is connected to the fully finished product tank.

[0008] By adopting the above technical scheme, the mortar after vibration screening falls into the semi-finished product pool. The mortar after vibration screening is prone to uneven mixing. The mortar in the semi-finished product pool is extracted by a mortar pump and transported to the homogenization tank for uniform mixing. Then, it enters the vertical mill through a diaphragm pump for further grinding and refinement. The final finished product falls into the fully finished product pool. The mortar particles are small and mixed evenly, which improves the production quality of concrete.

[0009] Preferably, it also includes a cooling tower, a circulating water pump and a water valve, the water inlet of the circulating water pump is connected to the outlet of the cooling tower, the water outlet of the circulating water pump is connected to one end of the water valve, the outer wall of the vertical mill is provided with a cooling port, and the other end of the water valve is connected to the cooling port.

[0010] By adopting the above technical solution, the vertical mill is prone to equipment damage or performance degradation due to friction and heat accumulation during use. The circulating water pump is used to extract cooling water from the cooling tower. The water valve is opened, and the cooling water enters the cooling port to cool the vertical mill, which is convenient for the heat dissipation of the vertical mill and prolongs the service life of the vertical mill.

[0011] Preferably, an air valve is further included, the outer wall of the vertical mill is provided with an air outlet, and the air valve is fixedly connected to the inner wall of the air outlet.

[0012] By adopting the above technical solution, the air valve is opened, and the exhaust gas and dust in the vertical mill can be discharged through the air outlet, reducing the probability of accumulation inside the vertical mill, affecting the normal operation of the vertical mill, and extending the service life of the vertical mill.

[0013] Preferably, it further comprises an additive tank and an additive pump, the outer wall of the homogenizing tank is provided with an additive port, the water inlet of the additive pump is connected to the outlet of the additive tank, and the water outlet of the additive pump is connected to the additive port.

[0014] By adopting the above technical solution, the admixture is added in the homogenizing tank to improve the performance of the mortar and improve the production quality of the concrete.

[0015] Preferably, it further comprises a water tank and a water supply pump, the outer wall of the homogenization tank is provided with a water inlet, the water inlet of the water supply pump is connected to the outlet of the water tank, and the water outlet of the water supply pump is connected to the water inlet.

[0016] By adopting the above technical solution, it is convenient to add water in the homogenization tank and improve the production quality of concrete.

[0017] Preferably, it also includes a vibrating screen and a stirring tank, the vibrating screen includes a main body and a filter, the filter is fixedly connected to the inner wall of the main body, the main body is provided with a feed port and a discharge port, the feed port is arranged above the filter, the discharge port is arranged below the filter, a semi-finished product tank is provided at the upper end of the semi-finished product pool, the discharge port is connected to the semi-finished product tank, and the outlet of the stirring tank is connected to the feed port.

[0018] By adopting the above technical solution, the mixing tank stirs to produce mortar, the mortar enters the main body from the feed inlet, and the mortar that meets the fineness requirements after filtering by the filter is discharged from the discharge port into the semi-finished product tank, thereby improving the production quality of concrete.

[0019] Preferably, it also includes a return material conveyor belt, the main body is provided with a slag discharge port, the slag discharge port is arranged above the filter, the return material conveyor belt is inclined, the height of the return material conveyor belt increases as it approaches the mixing tank, the end of the return material conveyor belt away from the mixing tank is arranged below the slag discharge port, and the end of the return material conveyor belt close to the mixing tank is arranged above the entrance of the mixing tank.

[0020] By adopting the above technical solution, the mixing tank is stirred to produce mortar, and the mortar enters the main body from the feed inlet. After being filtered by the filter, the mortar that does not meet the fineness requirements is discharged from the slag discharge port and re-enters the mixing tank for mixing along with the return conveyor belt, thereby improving the production quality of concrete.

[0021] Preferably, it also includes a feeder, a lifting conveyor belt, a crusher, a bucket lifting belt and a flat belt, the outlet of the feeder is arranged above one end of the lifting conveyor belt, the inlet of the crusher is arranged below the other end of the lifting conveyor belt, the outlet of the crusher is arranged above one end of the bucket lifting belt, the other end of the bucket lifting belt is arranged above one end of the flat belt, and the other end of the flat belt is arranged above the inlet of the mixing tank.

[0022] By adopting the above technical solution, the feeder discharges the concrete blocks onto the lifting conveyor belt, the lifting conveyor belt transports the concrete blocks into the crusher for crushing, and the crushed concrete blocks are transported to the mixing tank by the bucket lifting belt and the flat belt, thereby reducing the size of the concrete blocks and improving the production quality of concrete.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The mortar after vibration screening falls into the semi-finished product pool. The mortar after vibration screening is prone to uneven mixing. The mortar pump extracts the mortar in the semi-finished product pool and transports it to the homogenization tank for uniform mixing. Then it enters the vertical mill through the diaphragm pump for further grinding and refinement. The final product falls into the finished product pool. The mortar particles are small and mixed evenly, which improves the production quality of concrete;

[0025] 2. Add admixtures in the homogenizing tank to improve the performance of mortar and improve the production quality of concrete;

[0026] 3. The mixing tank produces mortar, which enters the main body from the feed port. After being filtered by the filter, the mortar that does not meet the fineness requirements is discharged from the slag discharge port and re-enters the mixing tank for mixing along with the return conveyor belt, thereby improving the production quality of concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 The utility model is a schematic diagram of the overall structure of a waste concrete recycling system.

[0028] Figure 2 It is a cross-sectional view of the mixing tank, return material assembly, semi-finished product tank, auxiliary assembly and fully finished product tank.

[0029] Figure 3 It is a schematic diagram of the overall structure of a waste concrete recycling system, mainly used to display semi-finished pools, auxiliary components and fully finished pools.

[0030] Description of the reference numerals: 1. Feeding assembly; 11. Feeder; 12. Lifting conveyor belt; 13. Crusher; 14. Bucket lifting belt; 15. Flat belt; 2. Mixing tank; 3. Returning assembly; 31. Vibrating screen; 311. Main body; 312. Filter; 313. Feeding port; 314. Slag discharge port; 315. Discharge port; 32. Returning conveyor belt; 4. Semi-finished product pool; 41. Semi-finished product tank; 42. First discharge port; 5. Auxiliary assembly; 51. Conveying member; 511. Mortar pump; 512. First conveying pipe; 513. Second conveying pipe; 514. Homogenizing tank; 5141. Additive port; 5142. Water inlet; 515. Slurry inlet valve; 52. Diaphragm pump; 53. Vertical mill; 531. Cooling port; 532. Air outlet; 54. Cooling parts; 541, cooling tower; 542, circulating water pump; 543, water valve; 55, air valve; 56, feeding parts; 561, additive tank; 562, additive pump; 563, water tank; 564, water supply pump; 565, cleaning pipe; 566, cleaning valve; 571, third delivery pipe; 572, fourth delivery pipe; 573, fifth delivery pipe; 574, first valve; 575, second valve; 6, full finished product pool; 61, full finished product tank; 62, cleaning port. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-3 This application is described in further detail.

[0032] The present application embodiment discloses a waste concrete recycling system. Figure 1 The waste concrete recycling system includes a feeding component 1, a mixing tank 2, a return component 3, a semi-finished product pool 4, an auxiliary component 5 and a fully finished product pool 6.

[0033] The feeding assembly 1 includes a feeder 11, a material lifting conveyor belt 12, a crusher 13, a bucket lifting belt 14 and a flat belt 15. The material lifting conveyor belt 12 is arranged between the feeder 11 and the crusher 13, the material lifting conveyor belt 12 is inclined, the height of the material lifting conveyor belt 12 increases as it moves away from the feeder 11, the outlet of the feeder 11 is arranged above one end of the conveyor belt, the inlet of the crusher 13 is arranged below the other end of the material lifting conveyor belt 12, the bucket lifting belt 14 is arranged between the crusher 13 and the flat belt 15, the bucket lifting belt 14 is inclined, the height of the bucket lifting belt 14 increases as it moves away from the crusher 13, the outlet of the crusher 13 is arranged above one end of the bucket lifting belt 14, the other end of the bucket lifting belt 14 is arranged above one end of the flat belt 15, and the other end of the flat belt 15 is arranged above the inlet of the mixing tank 2.

[0034] Reference Figure 1 and Figure 2The return material assembly 3 includes a vibrating screen 31 and a return material conveyor belt 32. The vibrating screen 31 includes a main body 311 and a filter screen 312. The filter screen 312 is fixedly connected to the inner wall of the main body 311. The main body 311 is provided with a feed port 313 and a discharge port 315. The feed port 313 is arranged above the filter screen 312, and the discharge port 315 is arranged below the filter screen 312. The upper end of the semi-finished product pool 4 is provided with a semi-finished product tank 41, and the discharge port 315 is connected to the semi-finished product tank 41. The outlet of the mixing tank 2 is connected to the feed port 313. The main body 311 is provided with a slag discharge port 314, and the slag discharge port 314 is arranged above the filter screen 312. The return material conveyor belt 32 is inclined, and the height of the return material conveyor belt 32 increases as it approaches the mixing tank 2. The end of the return material conveyor belt 32 away from the mixing tank 2 is arranged below the slag discharge port 314, and the end of the return material conveyor belt 32 close to the mixing tank 2 is arranged above the entrance of the mixing tank 2.

[0035] Reference Figure 1 The auxiliary component 5 includes a conveying member 51, a diaphragm pump 52, a vertical mill 53, a cooling member 54, an air valve 55, a feeding member 56, a third conveying pipe 571, a fourth conveying pipe 572, a fifth conveying pipe 573, a first valve 574 and a second valve 575. The conveying member 51 includes a mortar pump 511, a first conveying pipe 512, a second conveying pipe 513, a homogenizing tank 514 and a slurry inlet valve 515.

[0036] Reference Figure 1 and Figure 3 A first discharge port 42 is provided at the lower end of the semi-finished product pool 4, and the first discharge port 42 is connected to the semi-finished product tank 41. The slurry inlet of the mortar pump 511 is connected to the first discharge port 42 through the first conveying pipe 512, and the slurry outlet of the mortar pump 511 is connected to the inlet of the homogenization tank 514 through the second conveying pipe 513. There are two homogenization tanks 514, and a slurry inlet valve 515 is fixedly connected to the inner wall of the second conveying pipe 513. There are two slurry inlet valves 515, and the slurry inlet valves 515 are arranged one by one with the second conveying pipe 513. The slurry inlet valves 515 are used to control the on and off of the second conveying pipe 513.

[0037] The slurry inlet of the diaphragm pump 52 is connected to the outlet of the homogenization tank 514 through the third delivery pipe 571, and the slurry outlet of the diaphragm pump 52 is connected to the inlet of the vertical mill 53 through the fourth delivery pipe 572. A finished product tank 61 is provided at the upper end of the finished product pool 6, and the outlet of the vertical mill 53 is connected to the finished product tank 61 through the fifth delivery pipe 573. The first valve 574 is fixedly connected to the inner wall of the fourth delivery pipe 572, and the first valve 574 is used to control the on-off of the fourth delivery pipe 572. The second valve 575 is fixedly connected to the inner wall of the fifth delivery pipe 573, and the second valve 575 is used to control the on-off of the fifth delivery pipe 573.

[0038] Reference Figure 3The cooling element 54 includes a cooling tower 541, a circulating water pump 542 and a water valve 543. The water inlet of the circulating water pump 542 is connected to the outlet of the cooling tower 541, and the water outlet of the circulating water pump 542 is connected to one end of the water valve 543. The outer wall of the vertical mill 53 is provided with a cooling port 531, and the other end of the water valve 543 is connected to the cooling port 531. The outer wall of the vertical mill 53 is provided with an air outlet 532, and the air valve 55 is fixedly connected to the inner wall of the air outlet 532.

[0039] Reference Figure 1 and Figure 3 The feeder 56 includes an additive tank 561, an additive pump 562, a water tank 563, a water supply pump 564, a cleaning pipe 565 and a cleaning valve 566. An additive port 5141 is provided on the outer wall of the homogenization tank 514, the water inlet of the additive pump 562 is connected to the outlet of the additive tank 561, and the water outlet of the additive pump 562 is connected to the additive port 5141. A water inlet 5142 is provided on the outer wall of the homogenization tank 514, the water inlet of the water supply pump 564 is connected to the outlet of the water tank 563, and the water outlet of the water supply pump 564 is connected to the water inlet 5142. The outer wall of the fully finished product pool 6 is provided with a cleaning port 62, which is connected to the fully finished product tank 61. One end of the cleaning pipe 565 is coaxially fixedly connected to the inner wall of the cleaning port 62, and the other end of the cleaning pipe 565 is connected to the water tank 563. The cleaning valve 566 is coaxially fixedly connected to the inner wall of the cleaning pipe 565.

[0040] The implementation principle of a waste concrete recycling system in an embodiment of the present application is as follows: the mixing tank 2 is stirred to produce mortar, the mortar enters the main body 311 from the feed port 313, the mortar that meets the fineness requirements after being filtered by the filter screen 312 is discharged from the discharge port 315 into the semi-finished product tank 41, the mortar that does not meet the fineness requirements after being filtered by the filter screen 312 is discharged from the slag discharge port 314 and re-enters the mixing tank 2 for stirring along with the conveyor belt 32 for returning materials, the mortar in the semi-finished product tank 41 enters the homogenization tank 514, the homogenized mortar is further ground and refined in the vertical mill 53, and then discharged into the fully finished product tank 6.

[0041] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A waste concrete recycling system, characterized in that: The invention comprises a semi-finished product pool (4), a mortar pump (511), a homogenizing tank (514), a diaphragm pump (52), a vertical mill (53) and a fully finished product pool (6); the lower end of the semi-finished product pool (4) is provided with a first discharge port (42); the slurry inlet of the mortar pump (511) is connected to the first discharge port (42); the slurry outlet of the mortar pump (511) is connected to the inlet of the homogenizing tank (514); the slurry inlet of the diaphragm pump (52) is connected to the outlet of the homogenizing tank (514); the slurry outlet of the diaphragm pump (52) is connected to the inlet of the vertical mill (53); the upper end of the fully finished product pool (6) is provided with a fully finished product tank (61); and the outlet of the vertical mill (53) is connected to the fully finished product tank (61).

2. The waste concrete recycling system according to claim 1, characterized in that: It also includes a cooling tower (541), a circulating water pump (542) and a water valve (543); the water inlet of the circulating water pump (542) is connected to the outlet of the cooling tower (541); the water outlet of the circulating water pump (542) is connected to one end of the water valve (543); the outer wall of the vertical mill (53) is provided with a cooling port (531); the other end of the water valve (543) is connected to the cooling port (531).

3. The waste concrete recycling system according to claim 1, characterized in that: It also comprises an air valve (55), the outer wall of the vertical mill (53) is provided with an air outlet (532), and the air valve (55) is fixedly connected to the inner wall of the air outlet (532).

4. The waste concrete recycling system according to claim 1, characterized in that: It also includes an additive tank (561) and an additive pump (562); the outer wall of the homogenizing tank (514) is provided with an additive port (5141); the water inlet of the additive pump (562) is connected to the outlet of the additive tank (561); and the water outlet of the additive pump (562) is connected to the additive port (5141).

5. The waste concrete recycling system according to claim 1, characterized in that: It also includes a water tank (563) and a water supply pump (564); the outer wall of the homogenization tank (514) is provided with a water inlet (5142); the water inlet of the water supply pump (564) is connected to the outlet of the water tank (563); and the water outlet of the water supply pump (564) is connected to the water inlet (5142).

6. The waste concrete recycling system according to claim 5, characterized in that: It also comprises a cleaning pipe (565) and a cleaning valve (566); the outer wall of the fully finished product pool (6) is provided with a cleaning port (62); the cleaning port (62) is connected to the fully finished product tank (61); one end of the cleaning pipe (565) is coaxially fixedly connected to the inner wall of the cleaning port (62); the other end of the cleaning pipe (565) is connected to the water tank (563); and the cleaning valve (566) is coaxially fixedly connected to the inner wall of the cleaning pipe (565).

7. The waste concrete recycling system according to claim 1, characterized in that: The invention also comprises a vibrating screen (31) and a stirring tank (2), wherein the vibrating screen (31) comprises a main body (311) and a filter screen (312), wherein the filter screen (312) is fixedly connected to the inner wall of the main body (311), and the main body (311) is provided with a feed port (313) and a discharge port (315), wherein the feed port (313) is arranged above the filter screen (312), and the discharge port (315) is arranged below the filter screen (312), a semi-finished product tank (4) is provided at the upper end thereof, and the discharge port (315) is connected to the semi-finished product tank (41), and the outlet of the stirring tank (2) is connected to the feed port (313).

8. The waste concrete recycling system according to claim 7, characterized in that: The invention also comprises a return material conveyor belt (32), the main body (311) being provided with a slag discharge port (314), the slag discharge port (314) being arranged above the filter screen (312), the return material conveyor belt (32) being arranged at an angle, the height of the return material conveyor belt (32) increasing as it approaches the stirring tank (2), the end of the return material conveyor belt (32) away from the stirring tank (2) being arranged below the slag discharge port (314), and the end of the return material conveyor belt (32) close to the stirring tank (2) being arranged above the entrance of the stirring tank (2).

9. The waste concrete recycling system according to claim 7, characterized in that: It also includes a feeder (11), a material lifting conveyor belt (12), a crusher (13), a bucket lifting belt (14) and a flat belt (15), wherein the outlet of the feeder (11) is arranged above one end of the material lifting conveyor belt (12), the inlet of the crusher (13) is arranged below the other end of the material lifting conveyor belt (12), the outlet of the crusher (13) is arranged above one end of the bucket lifting belt (14), the other end of the bucket lifting belt (14) is arranged above one end of the flat belt (15), and the other end of the flat belt (15) is arranged above the inlet of the mixing tank (2).

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