CN111469275A - Agitating unit is used in concrete circulation production - Google Patents

Abstract

The invention relates to the technical field of concrete preparation, in particular to a mixing device for concrete recycling production. , improve the use efficiency and improve the practicability, including the support frame, the mixing drum and the water storage tank. The four corners of the bottom end of the mixing drum are longitudinally connected with legs, and the bottom ends of the four legs are respectively connected with the four corners of the middle area of the top of the support frame. The top of the mixing drum is provided with a water inlet pipe, the middle part of the support frame is provided with a discharge hole that penetrates up and down, and the bottom end of the mixing drum is connected with a discharge hopper, and the bottom end of the discharge hopper passes through the discharge hole and protrudes out. To the outside of the bottom end of the support frame, the outer wall of the discharge hopper is fixedly connected with the inner wall of the discharge hole, a funnel is arranged inside the mixing drum, and the circumferential outer wall of the funnel is fixedly connected with the lower area of the circumferential inner wall of the mixing drum.

Description

A mixing device for concrete recycling production

technical field

The invention relates to the technical field of concrete preparation, in particular to a mixing device for cyclic production of concrete.

Background technique

As we all know, concrete, abbreviated as "concrete (tóng)": refers to the collective name of engineering composite materials that are cemented into a whole by cementitious materials. The term concrete usually refers to cement concrete, which is made of cement as cementing material, sand and stone as aggregate and water (which may contain admixtures and admixtures) in a certain proportion, and is also called ordinary concrete. , it is widely used in civil engineering.

The mixing device for concrete production is a kind of mechanical equipment that continuously mixes and mixes cement, sand and gravel aggregates and water (which may contain admixtures and admixtures) into concrete mixtures. It is widely used in the field of concrete preparation. It is found in the use of the existing mixing device for concrete production that it will waste a lot of concrete raw materials in the process of preparing concrete. When the water is mixed with a certain hardness, it is inconvenient to directly put it into the mixing drum for reuse, which leads to its lack of recycling function, which causes waste of concrete raw materials to a certain extent, and the mixing drum needs to be regularly used after long-term use. Cleaning, the water used in the cleaning process is directly discharged to the outside world, which also causes waste of water resources. Furthermore, the concrete prepared by the existing concrete production mixing device is inconvenient to discharge, which affects the use efficiency. Therefore, a concrete Mixing device for recycling production.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the present invention provides a method that can recycle the waste water used for cleaning the discarded concrete raw materials, reduces waste of resources, facilitates the discharge of prepared concrete, improves use efficiency, and improves practicability Mixing device for concrete recycling production.

(2) Technical solutions

In order to achieve the above purpose, the present invention provides the following technical solutions: a mixing device for cyclic production of concrete, comprising a support frame, a mixing drum and a water storage tank, the four corners of the bottom end of the mixing drum are longitudinally connected with outriggers, and four The bottom ends of the outriggers are respectively connected with the four corners of the middle area of the top of the support frame, the top of the mixing drum is provided with a water inlet pipe, the middle of the support frame is provided with a discharge hole penetrating up and down, and the bottom end of the mixing drum is connected A discharge hopper is installed. The bottom end of the discharge hopper passes through the discharge hole and extends to the outside of the bottom end of the support frame. The outer wall of the discharge hopper is fixedly connected with the inner wall of the discharge hole. A funnel is arranged inside the mixing drum. The outer circumferential wall is fixedly connected with the lower side area of the inner circumferential wall of the mixing drum, the bottom end of the funnel is communicated with the top end of the discharge hopper through a communication pipe, a chamber is formed between the funnel and the mixing drum, and a first motor is installed in the chamber, and a first motor is installed in the chamber. The top output shaft of a motor passes through the side wall of the funnel and extends into the mixing drum. The middle area of the mixing drum is longitudinally provided with a mixing shaft. The upper end of the mixing shaft is rotatably connected with a fixing frame. The fixing frame is connected to the inner wall of the mixing drum. The sides are fixedly connected, the upper area of the stirring shaft is provided with a plurality of groups of stirring rods, and the middle area of the stirring shaft is provided with a first gear, the top output shaft of the first motor is mounted with a second gear, and the first gear is connected with the second gear. The gears are connected by a third gear, the bottom end of the third gear is rotatably connected with a support shaft, and the bottom end of the support shaft is connected with the top end of the funnel, the lower area of the stirring shaft is provided with a spiral stirring blade, and the spiral stirring blade penetrates through The communication pipe is connected with the discharge hopper, the bottom end of the discharge hopper is connected with a discharge valve, and the upper side of the outer wall of the mixing drum is connected with a grinding device, and the grinding device includes a grinding cylinder and a grinding motor. The lower side is communicated with the outer upper side of the mixing drum through a conveying pipe, a first bracket is arranged on the left side of the top end of the support frame, a second bracket is connected to the top end of the first bracket, and the grinding motor is installed at the top end of the second bracket , the top output shaft of the grinding motor passes through the bottom side wall of the grinding cylinder and extends into the interior of the grinding cylinder, the outside of the top output shaft of the grinding motor is provided with a plurality of groups of first grinding tips, and the inner circumference of the grinding cylinder is provided with Multiple sets of second grinding tips, multiple sets of first grinding tips and multiple sets of second grinding tips are staggered, a gate is arranged on the conveying pipe, a filter box is installed on the right side of the bottom end of the support frame, and the filter box is The left side of the top of the hopper is communicated with the lower side of the right end of the discharge hopper through a water outlet pipe, and a drain valve is connected and installed on the water outlet pipe. There is a first suction pipe, the bottom end of the first suction pipe is installed with a first suction pump, the first suction pump is located on the lower side of the first filter screen, and the bottom end of the water storage tank is connected with the support frame. The top right side of the top end is connected, and the top end of the first liquid suction pipe passes through the top side wall of the filter box and bypasses the water storage tank to communicate with the top end of the water storage tank. The left end of the pump is fixedly installed with a second suction pipe, and the top end of the second suction pipe passes through the top side wall of the water storage tank and through the top side wall of the mixing drum to communicate with the interior of the mixing drum, The output end of the second liquid suction pipe is equipped with a multi-pipe liquid spray nozzle, and the multi-pipe liquid spray nozzle is located inside the mixing drum. The bottom end of the second liquid suction pipe is installed with a second liquid suction pump. The second liquid suction pump Located on the lower side area of the second filter screen, the top of the filter box and the top of the water storage tank are both provided with a reclaiming port, and a reclaiming cover is installed on the reclaiming port.

Preferably, the fixing frame includes a sleeve and four connecting rods, the sleeve is mounted on the outer upper side of the stirring shaft through a ball bearing, and one end of the four connecting rods is connected to the outer circumferential wall of the sleeve. The left front side, the left rear side, the right front side and the right rear side are fixedly connected, and the other ends of the four connecting rods are respectively fixedly connected with the left front side, the left rear side, the right front side and the right rear side of the inner circumferential wall of the mixing drum.

Preferably, the bottom end of the connecting pipe is provided with a sliding slot for the gate plate to slide, and a lead screw is installed in the middle of the bottom end of the gate plate. A bearing seat, and the side wall of the bearing seat is fixedly connected with the outer wall of the mixing drum, the front and rear sides of the bottom end of the gate are provided with sliding columns, and the outer sliding sleeve of the sliding column is provided with a sliding sleeve, and the sliding sleeve It is fixedly connected with the side wall of the mixing drum.

Preferably, a second motor is installed on the top of the first bracket, and a driving gear is concentrically installed on the top output shaft of the second motor, a ring gear is fixedly sleeved on the outer upper side of the threaded pipe, and the driving gear and the ring gear Engagement, the right side of the first bracket is provided with a through hole suitable for the lead screw to pass through.

Preferably, a protective cover is provided on the outside of the first gear, the second gear and the third gear, and one end of the protective cover is fixedly connected to the inner wall of the mixing drum, and the bottom end of the protective cover is provided with a top of the first motor. The fixed through hole through which the output shaft, the support shaft and the stirring shaft rotate.

Preferably, the top output shaft of the first motor is rotatably connected to the side wall of the funnel through a mechanical seal.

Preferably, the bottom end of the filter box is provided with a support plate, and the bottom end of the support plate is provided with a rib plate, and the installation end of the rib plate is fixedly connected with the support frame.

Preferably, observation holes are provided on the side walls of the water storage tank and the filter box, and transparent observation plates are sealed and installed on the observation holes.

Preferably, a first feeding hopper and a second feeding hopper are installed in communication with the top of the grinding drum and the top of the mixing drum, respectively.

Preferably, a support column is longitudinally connected to the top end of the first bracket and the bottom end of the grinding cylinder.

(3) Beneficial effects

Compared with the prior art, the present invention provides a mixing device for cyclic production of concrete, which has the following beneficial effects:

1. The mixing device for concrete recycling production drives the first gear to rotate through the rotation of the first motor, and under the action of the third gear, it can drive the second gear to rotate, so that the mixing shaft can be rotated under the action of the fixed frame , to mix the concrete raw materials, the water supply can be connected to the water source through the water inlet pipe, which is convenient for storing water inside the mixing drum, and the funnel is used to facilitate the downward flow of the mixed concrete. Concrete is transported downward for easy discharge, and the discharge time and amount of concrete can be easily controlled through the discharge valve.

2. The mixing device for concrete recycling production can place scattered or agglomerated and fixed concrete raw materials through the grinding drum, and through the rotation of the grinding motor, it drives multiple groups of first grinding tips to rotate, so that the scattered or agglomerated fixed concrete raw materials are in many places. Grinding between sets of first grinding tips and multiple sets of second grinding tips facilitates recycling.

3. The mixing device for concrete recycling production, through the cooperation of the water outlet pipe and the drain valve, can transport the water used for cleaning inside the mixing drum or the water that is usually left to the inside of the filter box. The particulate impurities are filtered, and the filtered liquid enters the bottom of the filter box, which can be extracted by the first pump and placed in the water storage tank for storage for use. At the same time, the second filter screen can filter the liquid The secondary filtration is carried out, and the concrete raw materials retained by the filtration can be taken out and used again through the reclaiming port, so as to improve the utilization rate of the concrete raw materials, reduce the waste of resources, and improve the practicability.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the partial structure schematic diagram of the connection of the filter box, the first filter screen, the first suction pump and the first suction pipe of the present invention;

Fig. 3 is the partial enlarged structural schematic diagram of the place A in Fig. 1 of the present invention;

Fig. 4 is the left side structural schematic diagram of the connection of the mixing drum, the grinding drum, the sliding rod and the sliding sleeve of the present invention;

Fig. 5 is the partial enlarged structural schematic diagram of B in Fig. 1 of the present invention;

FIG. 6 is a schematic top view of the structure of the connection between the sleeve and the connecting rod according to the present invention.

In the figure: 1. Support frame; 2. Mixing drum; 3. Water storage tank; 4. Outrigger; 5. Water inlet pipe; 6. Discharge hopper; 7. Funnel; 8. Connecting pipe; 9. First motor; 10. Stirring shaft; 11, stirring rod; 12, first gear; 13, second gear; 14, third gear; 15, support shaft; 16, spiral stirring blade; 17, discharge valve; 18, grinding cylinder; 19, Grinding motor; 20, the first bracket; 21, the second bracket; 22, the grinding motor; 23, the first grinding tip; 24, the second grinding tip; 25, the gate; 26, the filter box; 27, the water outlet pipe; 28 , drain valve; 29, the first filter; 30, the first suction pipe; 31, the first suction pump; 32, the second filter; 33, the second suction pipe; 34, the multi-pipe spray nozzle; 35. Second pump; 36. Reclaiming cover; 37. Casing; 38. Connecting rod; 39. Screw; 40. Threaded pipe; 41. Bearing seat; 42. Sliding column; 43. Sliding sleeve; 44 , second motor; 45, ring gear; 46, driving gear; 47, protective cover; 48, mechanical seal; 49, support plate; 50, rib plate; 51, transparent observation plate; 52, first feed hopper; 53 , the second feeding hopper; 54, the support column.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example

Please refer to Figures 1-6, a mixing device for concrete recycling production, including a support frame 1, a mixing drum 2 and a water storage tank 3, the bottom end of the mixing drum 2 is longitudinally connected with legs 4 at four corners, and four The bottom ends of the outriggers 4 are respectively connected with the four corners of the middle area of the top of the support frame 1, the top of the mixing drum 2 is provided with a water inlet pipe 5, and the middle of the support frame 1 is provided with a discharge hole penetrating up and down, and stirring The bottom end of the barrel 2 is connected with a discharge hopper 6, the bottom end of the discharge hopper 6 passes through the discharge hole and extends to the outside of the bottom end of the support frame 1, and the outer wall of the discharge hopper 6 is fixedly connected with the inner wall of the discharge hole, so The inside of the mixing drum 2 is provided with a funnel 7, and the circumferential outer wall of the funnel 7 is fixedly connected with the lower area of the circumferential inner wall of the mixing drum 2. The bottom end of the funnel 7 is communicated with the top of the discharge hopper 6 through the communication pipe 8. A chamber is formed between the mixing drums 2, and a first motor 9 is installed in the chamber. The top output shaft of the first motor 9 passes through the side wall of the funnel 7 and extends to the interior of the mixing drum 2. The middle region of the mixing drum 2 A stirring shaft 10 is longitudinally arranged, the upper end of the stirring shaft 10 is rotatably connected with a fixing frame, and the fixing frame is fixedly connected with the upper side of the inner wall of the mixing drum 2, and the upper area of the stirring shaft 10 is provided with a plurality of groups of stirring rods 11, and the stirring shaft 10 A first gear 12 is arranged in the middle area of The end is rotatably connected with a support shaft 15, and the bottom end of the support shaft 15 is connected with the top end of the funnel 7. The lower area of the stirring shaft 10 is provided with a spiral stirring blade 16, which penetrates the communication pipe 8 and the discharge hopper 6. , the bottom end of the discharge hopper 6 is connected with a discharge valve 17 installed. Through the rotation of the first motor 9, the first gear 12 is driven to rotate, and under the action of the third gear 14, the second gear 13 can be driven to rotate, thereby The mixing shaft 10 can be rotated under the action of the fixing frame to mix the concrete raw materials, and the water source can be connected through the water inlet pipe 5, which is convenient for storing water in the mixing drum 2, and the funnel 7 is convenient for the mixed concrete to flow downwards. The screwed mixing blades are driven by the rotating mixing shaft 10, so that the mixed concrete can be transported downwards and discharged easily. The discharge time and quantity of concrete can be easily controlled by the discharge valve 17. The upper side of the outer wall of the mixing drum 2 is connected with a The grinding device includes a grinding drum 18 and a grinding motor 19, the outer lower side of the grinding drum 18 is communicated with the outer upper side of the mixing drum 2 through a conveying pipe, and the top left side of the support frame 1 is provided with a first Support 20, the top of the first support 20 is connected with a second support 21, the top of the second support 21 is installed with the grinding motor 19, the top output shaft of the grinding motor 19 passes through the bottom wall of the grinding cylinder 18 and extends into the Inside the grinding cylinder 18, a plurality of groups of first grinding tips 23 are provided on the outside of the top output shaft of the grinding motor 19, and a plurality of sets of second grinding tips 24 and a plurality of sets of first grinding tips 23 are arranged on the inner circumference of the grinding cylinder 18. with multiple sets of second grinding tips 24 Staggered arrangement, the conveying pipe is provided with a gate 25, through the grinding cylinder 18 can place scattered or agglomerated fixed concrete raw materials, through the rotation of the grinding motor 19, the plurality of groups of the first grinding tips 23 are driven to rotate, so that the scattered or agglomerated materials are rotated. The fixed concrete raw materials are crushed between multiple sets of first grinding tips 23 and multiple sets of second grinding tips 24 to facilitate recycling again. A filter box 26 is installed on the right side of the bottom end of the support frame 1, and the filter box 26 The left side of the top of the hopper 6 is communicated with the lower side of the right end of the discharge hopper 6 through a water outlet pipe 27. The water outlet pipe 27 is connected with a drain valve 28. The middle of the filter screen 29 is fixedly installed with a first liquid suction pipe 30, and the bottom end of the first liquid suction pipe 30 is installed with a first liquid suction pump 31, and the first liquid suction pump 31 is located on the lower side of the first filter screen 29, so The bottom end of the water storage tank 3 is connected to the right side of the top end of the support frame 1, and the top end of the first liquid suction pipe 30 passes through the top side wall of the filter box 26 to bypass the water storage tank 3 and communicate with the top of the water storage tank 3, A second filter screen 32 is laterally arranged on the upper side of the water storage tank 3 , and a second suction pipe 33 is fixedly installed at the left end of the second filter screen 32 , and the top end of the second liquid suction pipe 33 passes through the top side wall of the water storage tank 3 And pass through the top side wall of the mixing drum 2 and communicate with the interior of the mixing drum 2, the output end of the second liquid suction pipe 33 is equipped with a multi-pipe liquid spray nozzle 34, and the multi-pipe liquid spray nozzle 34 is located inside the mixing drum 2. A second suction pump 35 is installed at the bottom end of the second suction pipe 33 , the second suction pump 35 is located in the lower area of the second filter screen 32 , and the top of the filter box 26 and the top of the water storage tank 3 are provided with There is a reclaiming port, and a reclaiming cover 36 is installed on the reclaiming port. Through the cooperation of the water outlet pipe 27 and the drain valve 28, the water used for cleaning the inside of the mixing drum 2 or the water that is usually left can be transported to the inside of the filter box 26. A filter screen 29 filters the particulate impurities contained in the water, and the filtered liquid enters the bottom of the filter box 26 and can be extracted by the first liquid pump 31 and placed in the water storage tank 3 for storage until use. At the same time, through the filtration of the second filter screen 32, the liquid can be filtered twice, and the filtered and retained concrete raw materials can be taken out and used again through the reclaiming port, which improves the utilization rate of the concrete raw materials, reduces the waste of resources, and improves the practicability.

It should be further explained that the fixing frame includes a sleeve 37 and four connecting rods 38, the sleeve 37 is installed on the outer upper side of the stirring shaft 10 through ball bearings, and the four connecting rods One end of 38 is fixedly connected with the left front side, left rear side, right front side and right rear side of the circumferential outer wall of the sleeve 37, and the other ends of the four connecting rods 38 are respectively connected with the left front side, left rear side of the circumferential inner wall of the mixing drum 2. The side, the front right side and the rear right side are fixedly connected, through the gap between the connecting rods 38, it is convenient to add concrete raw materials into the mixing drum 2, and the function of the ball bearing and the sleeve 37 is convenient for the mixing shaft 10. For the stability of the stirring shaft 10, the bottom end of the connecting pipe is provided with a chute for the gate plate 25 to slide, and a lead screw 39 is installed in the middle of the bottom end of the gate plate 25, and a threaded pipe 40 is screwed on the outside of the lead screw 39. , a bearing seat 41 is installed on the outside of the threaded pipe 40 through a ball bearing, and the side wall of the bearing seat 41 is fixedly connected with the outer wall of the mixing drum 2. By rotating the threaded pipe 40, the lead screw 39 can be rotated inside the threaded pipe 40. In and out, it is convenient to open and close and fix the position of the gate 25, and the screw is used in conjunction with high reliability. The sliding sleeve is provided with a sliding sleeve 43, and the sliding sleeve 43 is fixedly connected with the side wall of the mixing drum 2. Through the sliding cooperation between the sliding column 42 and the sliding sleeve 43, the stability during the adjustment process of the up and down movement of the gate 25 is ensured. A second motor 44 is installed on the top of the first bracket 20, and a driving gear 46 is installed concentrically on the top output shaft of the second motor 44. The outer upper side of the threaded pipe 40 is fixedly sleeved with a ring gear 45, and the driving gear 46 is connected with the driving gear 46. The ring gear 45 is engaged, and the right side of the first bracket 20 is provided with a through hole suitable for the lead screw 39 to pass through. Under the meshing, the forward and reverse rotation of the threaded pipe 40 can be electrically controlled, so that the opening and closing of the gate 25 can be controlled, labor is reduced, and the opening and closing efficiency of the gate 25 is improved at the same time, the first gear 12, A protective cover 47 is provided on the outside of the second gear 13 and the third gear 14, and one end of the protective cover 47 is fixedly connected to the inner wall of the mixing drum 2. The bottom end of the protective cover 47 is provided with an output shaft connected to the top of the first motor 9 , the fixed through hole through which the support shaft 15 and the stirring shaft 10 rotate to prevent concrete raw materials and water from entering between the first gear 12, the second gear 13 and the third gear 14 and cause poor meshing, and improve the first gear. 12. The reliability of the meshing of the second gear 13 and the third gear 14, the top output shaft of the first motor 9 is rotatably connected to the side wall of the funnel 7 through the mechanical seal 48 to prevent concrete raw materials and water from entering the cavity The chamber affects the first motor 9 and improves the protection of the first motor 9. The bottom end of the filter box 26 is provided with a support plate 49, and the bottom end of the support plate 49 is provided with a rib 50. The installation of the rib 50 The end is fixedly connected with the support frame 1 to improve the The stable support ability of the filter box 26, the side walls of the water storage tank 3 and the filter box 26 are provided with observation holes, and the observation holes are sealed with a transparent observation plate 51, which is convenient for users to observe the filter box 26 and the inside of the water tank The top of the grinding drum 18 and the top of the mixing drum 2 are connected and installed with the first feeding hopper 52 and the second feeding hopper 53 respectively, and the grinding drum 18 and the mixing drum are enlarged. 2, which is convenient for adding materials into the grinding drum 18 and the mixing drum 2. The top end of the first bracket 20 and the bottom end of the grinding drum 18 are longitudinally connected with a support column 54 to improve the stable supporting capacity of the grinding drum 18. .

To sum up, the mixing device for concrete recycling production, when in use, selects the first motor 9, the grinding motor 19 and the second motor 44 with models Y132S1-2, Y100L-2 and Y40M1-2 respectively. The motor 9, the grinding motor 19 and the second motor 44 are all purchased on the market. This patent only uses them, and does not improve their functions and structures. They have their own control switches, and the position of the control switches can be adjusted according to the actual situation. It is installed at the position used by the user, and its circuit connection and forward and reverse circuits are well-known and very mature technologies for those skilled in the art, and this patent will not repeat too much. The raw materials and water and other substances are put into the mixing drum 2, and the first motor 9 is turned on to drive the first gear 12 to rotate, and under the action of the third gear 14, the second gear 13 is driven to rotate, thereby driving the mixing shaft 10. Rotation, the concrete raw materials and water and other substances are stirred and mixed. During the stirring and mixing process, concrete waste is added into the grinding cylinder 18 through the first feeding hopper 52 for grinding and crushing, and the second motor 44 is rotated to drive the gate 25. Move down to open the feeding pipe, and transport the ground material to the mixing drum 2 for mixing. After the mixing is completed, open the discharge valve 17, and under the rotation of the screw mixing blade 16, the mixed concrete is discharged to the outside for use. When the mixing drum 2 is cleaned, the discharge valve 17 is closed, and water is added to the interior of the mixing drum 2 through the water inlet pipe 5 for cleaning. The cleaned waste water is discharged into the filter box 26 from the discharge pipe, and filtered through the first filter screen 29. , the filtered water is extracted by the first liquid pump 31 and transported to the inside of the water storage tank 3 for use. When the water level inside the water storage tank 3 is relatively high, the second liquid pump 35 can be turned on, and the water in the water storage tank 3 can be turned on. The water is sent from the multi-pipe liquid spray nozzle 34 to the inside of the mixing box, which can be used for cleaning the mixing drum 2, and can also be used for mixing concrete. The concrete is better and fully contacted, and the filtered and retained concrete raw materials can be taken out again and put into the mixing drum 2 through the reclaiming port to improve the recycling rate.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a concrete is agitating unit for cyclic production which characterized in that: comprises a support frame (1), a mixing drum (2) and a water storage tank (3), wherein the four corners of the bottom end of the mixing drum (2) are longitudinally connected with supporting legs (4), the bottom ends of the four supporting legs (4) are respectively connected with the four corners of the middle area of the top end of the support frame (1), the top end of the mixing drum (2) is provided with a water inlet pipe (5), the middle part of the support frame (1) is provided with a discharge hole which penetrates through the support frame from top to bottom, the bottom end of the mixing drum (2) is communicated with a discharge hopper (6), the bottom end of the discharge hopper (6) penetrates through the discharge hole and extends out of the bottom end of the support frame (1), the outer wall of the discharge hopper (6) is fixedly connected with the inner wall of the discharge hole, a funnel (7) is arranged inside the mixing drum (2), the circumferential outer wall of the funnel (7) is fixedly connected with the lower side area of the circumferential inner wall of the mixing drum (2, a cavity is formed between the funnel (7) and the mixing drum (2), a first motor (9) is installed in the cavity, a top output shaft of the first motor (9) penetrates through the side wall of the funnel (7) and extends towards the inside of the mixing drum (2), a mixing shaft (10) is longitudinally arranged in the middle area of the mixing drum (2), a fixing frame is rotatably connected to the upper end of the mixing shaft (10), the fixing frame is fixedly connected with the upper side of the inner wall of the mixing drum (2), a plurality of groups of mixing rods (11) are arranged in the upper side area of the mixing shaft (10), a first gear (12) is arranged in the middle area of the mixing shaft (10), a second gear (13) is installed on the top output shaft of the first motor (9), the first gear (12) is in transmission connection with the second gear (13) through a third gear (14), and a support shaft (15) is rotatably connected to the bottom end, the bottom end of the supporting shaft (15) is connected with the top end of the funnel (7), a spiral stirring blade (16) is arranged in the lower side area of the stirring shaft (10), the spiral stirring blade (16) penetrates through the communicating pipe (8) and the discharge hopper (6), a discharge valve (17) is arranged at the bottom end of the discharge hopper (6) in a communicating mode, a grinding device is arranged on the upper side of the outer wall of the stirring cylinder (2) in a communicating mode and comprises a grinding cylinder (18) and a grinding motor (19), the outer lower side of the grinding cylinder (18) is communicated with the outer upper side of the stirring cylinder (2) through a conveying pipe, a first support (20) is arranged on the left side of the top end of the supporting frame (1), the top end of the first support (20) is connected with a second support (21), the grinding motor (19) is arranged at the top end of the second support (21), and a top output shaft of the grinding motor (19) penetrates through the bottom side wall of, a plurality of groups of first grinding tips (23) are arranged outside an output shaft at the top of the grinding motor (19), a plurality of groups of second grinding tips (24) are arranged inside the circumference of the grinding cylinder (18), the plurality of groups of first grinding tips (23) and the plurality of groups of second grinding tips (24) are arranged in a staggered manner, a flashboard (25) is arranged on the conveying pipe, a filter box (26) is arranged on the right side of the bottom end of the support frame (1), the left side of the top end of the filter box (26) is communicated with the lower side of the right end of the discharge hopper (6) through a water outlet pipe (27), a drain valve (28) is communicated and arranged on the water outlet pipe (27), a first filter screen (29) is transversely arranged on the upper side inside the filter box (26), a first liquid pumping pipe (30) is fixedly arranged in the middle of the first filter screen (29), a first liquid pumping pump (31) is arranged at the bottom end of the first liquid pumping pipe (30), and, the bottom end of the water storage tank (3) is connected with the right side of the top end of the support frame (1), the top end of a first liquid pumping pipe (30) penetrates through the top side wall of the filter box (26) to bypass the water storage tank (3) to be communicated with the top end of the water storage tank (3), a second filter screen (32) is transversely arranged on the upper side inside the water storage tank (3), a second liquid pumping pipe (33) is fixedly installed at the left end of the second filter screen (32), the top end of the second liquid pumping pipe (33) penetrates through the top side wall of the water storage tank (3) to be communicated with the inside of the mixing drum (2) through the top side wall of the mixing drum (2), a multi-pipe liquid spraying nozzle (34) is installed at the output end of the second liquid pumping pipe (33), the multi-pipe liquid spraying nozzle (34) is located inside the mixing drum (2), a second liquid pumping pump (35) is installed at the bottom end of the second liquid pumping pipe (33), and, the top of rose box (26) and the top of storage water tank (3) all are provided with gets the material mouth, get and install on the material mouth and get material lid (36).

2. The stirring device for the recycling production of concrete according to claim 1, wherein: the mount includes sleeve pipe (37) and four connecting rods (38), sleeve pipe (37) are installed through ball bearing installation the outside upside of (mixing) shaft (10), and four the one end of connecting rod (38) and the left front side, left rear side, right front side and the right rear side fixed connection of sleeve pipe (37) circumference outer wall, the other end of four connecting rods (38) respectively with the left front side, left rear side, right front side and the right rear side fixed connection of the circumference inner wall of churn (2).

3. The stirring device for the recycling production of concrete according to claim 2, wherein: the gliding spout of flashboard (25) has been seted up to the bottom of connecting pipe to the bottom mid-mounting of flashboard (25) has lead screw (39), and screwed pipe (40) are equipped with to the outside spiral shell of lead screw (39), and bearing frame (41) are installed through ball bearing in the outside of screwed pipe (40), and the lateral wall of bearing frame (41) with the outer wall fixed connection of churn (2), the bottom front side and the rear side of flashboard (25) all are provided with traveller (42), and the outside slip cap of traveller (42) is equipped with sliding sleeve (43), sliding sleeve (43) and the lateral wall fixed connection of churn (2).

4. The stirring device for the recycling production of concrete according to claim 3, wherein: second motor (44) is installed on the top of first support (20) to the top output shaft of second motor (44) is installed with drive gear (46) in the heart, the fixed cover of outside upside of screwed pipe (40) is equipped with ring gear (45), and drives gear (46) and ring gear (45) meshing, the right side of first support (20) is seted up and is fit for the through-hole that lead screw (39) passed.

5. The stirring device for the recycling production of concrete according to claim 4, wherein: the outside of first gear (12), second gear (13) and third gear (14) is provided with protection casing (47) to the one end of protection casing (47) with the inner wall fixed connection of churn (2), the fixed through-hole that rotates with first motor (9) top output shaft, back shaft (15) and (mixing) shaft (10) and pass is seted up to the bottom of protection casing (47).

6. The stirring device for the recycling production of concrete according to claim 5, wherein: the top output shaft of the first motor (9) is rotationally connected with the side wall of the hopper (7) through a mechanical seal (48).

7. The stirring device for the recycling production of concrete according to claim 6, wherein: the bottom end of the filter box (26) is provided with a supporting plate (49), the bottom end of the supporting plate (49) is provided with a ribbed plate (50), and the mounting end of the ribbed plate (50) is fixedly connected with the supporting frame (1).

8. The stirring device for the recycling production of concrete according to claim 7, wherein: the side walls of the water storage tank (3) and the filter tank (26) are provided with observation holes, and transparent observation plates (51) are hermetically arranged on the observation holes.

9. The stirring device for the recycling production of concrete according to claim 8, wherein: the top end of the grinding cylinder (18) and the top end of the stirring cylinder (2) are respectively provided with a first feeding hopper (52) and a second feeding hopper (53) in a communicated mode.

10. The stirring device for the recycling production of concrete according to claim 9, wherein: a supporting column (54) is longitudinally connected between the top end of the first bracket (20) and the bottom end of the grinding cylinder (18).

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