CN214599650U

CN214599650U - Recycled concrete medium-speed grinding mill

Info

Publication number: CN214599650U
Application number: CN202022604415.3U
Authority: CN
Inventors: 刘家伟
Original assignee: Chongqing Dizhigen Renewable Resources Development Co ltd
Current assignee: Chongqing Dizhigen Renewable Resources Development Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-11-05
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a recycled concrete intermediate speed milling machine, including milling machine body and water-cooling mechanism, the milling machine body includes analysis machine subassembly, back flow and whirlwind collection powder ware, and analysis machine subassembly is located the fixed setting in inside top of milling machine body, and whirlwind collection powder ware is located the fixed setting in inside below right side of milling machine body, and analysis machine subassembly's discharge end and whirlwind collection powder ware's feed end pass through the fixed intercommunication of back flow, and water-cooling mechanism is located the outside cover of milling machine body and establishes. The utility model discloses a water-cooling mechanism that is equipped with can carry out water-cooling to the heat that the milling machine during operation produced, makes the long-time use that the milling machine can last, has prolonged the life of milling machine, through the dirt filtering component that is equipped with, causes the dust to fly upward when can avoiding the water-cooling and influences the surrounding air environment, through the water conservancy diversion subassembly that is equipped with, can improve heat transfer effect.

Description

Recycled concrete medium-speed grinding mill

Technical Field

The utility model relates to a recycled concrete processing technology field especially relates to a recycled concrete intermediate speed milling machine.

Background

The recycled concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with grading according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and adding cement, water and the like into the crushed waste concrete blocks to prepare new concrete.

At present, a medium-speed pulverizer generally rotates and pulverizes powder on a grinding ring through a plurality of grinding rollers after entering a pulverizing chamber at a constant speed through an external conveying mechanism, fine powder after pulverizing is taken away through fan airflow, qualified powder is separated out through an analyzer, unqualified powder is pulverized again, the separated powder is separated from airflow through a cyclone powder collector, the powder is qualified material, the airflow flows back into the pulverizer to perform internal circulation, dust can be prevented from being generated outside the pulverizer, but in the actual use process, the grinding rollers can generate large heat during pulverizing, a driving motor, the analyzer and the like in the pulverizer can also generate heat during working, the heat during working of the pulverizer can not be dissipated timely due to the internal circulation of the airflow in a casing, when the pulverizer is continuously used for a long time, internal devices are easily damaged due to overhigh temperature, the service life of the mill is affected, and therefore, the recycled concrete medium-speed mill is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art grinding roller can produce great heat when the crocus, driving motor in the crocus, during operation such as analysis machine also can produce the heat, because the wind current carries out the inner loop inside the casing, the heat that leads to the milling machine during operation can't in time spill, the milling machine is when lasting the use for a long time, easily causes the damage of inside device because of the high temperature, influence the life's of milling machine problem, and the recycled concrete milling machine who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a reclaimed concrete medium-speed pulverizer comprises a pulverizer body and a water cooling mechanism, wherein the pulverizer body comprises an analyzer assembly, a return pipe and a cyclone powder collector, the analyzer assembly is fixedly arranged above the interior of the pulverizer body, the cyclone powder collector is fixedly arranged on the right side below the interior of the pulverizer body, the discharge end of the analyzer assembly is fixedly communicated with the feed end of the cyclone powder collector through the return pipe, and the water cooling mechanism is sleeved outside the pulverizer body;

the water cooling mechanism comprises an annular water tank, an annular pipe, a plurality of cold air pipes and two fans, the annular water tank is fixedly sleeved on the outer side of the pulverizer body, the lower end of the annular pipe is fixedly connected with the upper end of the annular water tank, the upper ends of the cold air pipes are uniformly and fixedly communicated with the lower end of the annular pipe, the lower ends of the cold air pipes penetrate through the annular water tank and extend to the lower part of the annular water tank, L-shaped pipes are fixedly connected with the left side and the right side of the pipe wall of the annular pipe, dust collecting tanks are fixedly connected with the upper ends of the left outer side wall and the right outer side wall of the annular water tank, the lower ends of the vertical parts of the two L-shaped pipes are respectively and fixedly communicated with the upper ends of the dust collecting tanks at the same side, air outlet pipes are fixedly connected with the upper ends of the left side wall and the right side wall of the two dust collecting tanks, the two fans are respectively and fixedly arranged in the inner parts of the two air outlet pipes, and the pipe wall of the return pipe penetrates through the annular water tank, the upper end left side fixedly connected with inlet tube of annular water tank, two the dust collecting tank all is connected with the dirt subassembly of straining, annular water tank is connected with the water conservancy diversion subassembly.

Preferably, strain the dirt subassembly and include two and strain dirt cover and two dust screens, two strain the lateral wall of dirt cover respectively with the opposite one side fixed connection in upper end of two collection dirt jars, two the dust screen is located the fixed setting in inside below of two dirt covers respectively, two strain the lateral wall of the opposite one side of dirt cover respectively with two fixed intercommunications in the opposite one end of tuber pipe, two strain equal threaded connection in inside wall upper end of dirt cover and have T shape lid.

Preferably, the water conservancy diversion subassembly includes multiunit water conservancy diversion leaf, motor and chain, annular water tank's inside is equipped with a plurality of evenly distributed's pivot, and the axle wall of every pivot all rotates through the inside wall of first bearing and annular water tank to be connected, every the lower extreme of pivot all extends to annular water tank's below setting, and every the one end that the axle wall of pivot is located annular water tank below is all fixed the sprocket of having cup jointed, and is a plurality of the sprocket is connected through chain drive jointly, the left lateral wall upper end fixedly connected with backup pad of milling machine body, the motor is located the fixed setting in upper end of backup pad, one of them the upper end of pivot extends to annular water tank's top and is connected through the lower extreme rotation of second bearing and backup pad, the output of motor passes through the shaft coupling and is connected with the rotation of the pivot axle wall upper end of corresponding position.

Preferably, the positions, which are positioned above the dust screens at the same side, in the two dust filtering sleeves are filled with activated carbon filtering fillers.

Preferably, two the equal fixedly connected with of lower extreme of collection dirt jar goes out the dirt fill, and two equal threaded connection of lateral wall lower extreme that go out the dirt fill have sealed lid.

Preferably, the multiple groups of the guide vanes are arranged in a staggered manner with the cold air pipes on the same side.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. through the milling machine body that is equipped with, can carry out crocus processing to recycled concrete, through the water-cooling mechanism that is equipped with, can cool down the heat that the during operation of milling machine body produced and the heat of analysis unit subassembly backward flow wind and handle, make the inside lower temperature range that keeps of milling machine, avoid the milling machine to lead to the internal element to damage because of the high long-time service temperature that lasts, prolong the life of milling machine.

2. Through the dirt subassembly of straining that is equipped with, powder and dust around the absorption ground when can be to a plurality of cold blast pipe air intakes filter out, avoid causing the dust to fly upward influence surrounding air environment, through the water conservancy diversion subassembly that is equipped with, when carrying out the heat transfer, can make the water in the annular water tank evenly stir with cold blast pipe and milling machine, improve the homogeneity of heat transfer, avoid the water part in the annular water tank to produce great difference in temperature influence heat transfer effect.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out water-cooling to the milling machine, avoid the milling machine to lead to the fact the outside dust of milling machine to fly upward because of the too high life that influences of long-time continuous use temperature simultaneously can be avoided the distinguished and admirable.

Drawings

Fig. 1 is a schematic structural view of a recycled concrete medium-speed pulverizer provided by the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1;

fig. 3 is a schematic bottom view of the ring-shaped water tank of fig. 1.

In the figure: the device comprises a pulverizer body 1, an analyzer component 2, a return pipe 3, a cyclone powder collector 4, an annular water tank 5, an annular pipe 6, a cold air pipe 7, a fan 8, an L-shaped pipe 9, a dust collecting tank 10, an air outlet pipe 11, a dust filtering sleeve 12, a dust screen 13, a flow guide vane 14, a motor 15, a chain 16, a supporting plate 17, an activated carbon filtering filler 18 and a dust outlet hopper 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a recycled concrete medium-speed pulverizer comprises a pulverizer body 1 and a water cooling mechanism, wherein the pulverizer body 1 comprises an analyzer assembly 2, a return pipe 3 and a cyclone powder collector 4, the analyzer assembly 2 is fixedly arranged above the interior of the pulverizer body 1, the cyclone powder collector 4 is fixedly arranged on the right side of the interior of the pulverizer body 1, the discharge end of the analyzer assembly 2 is fixedly communicated with the feed end of the cyclone powder collector 4 through the return pipe 3, and the water cooling mechanism is sleeved outside the pulverizer body 1;

the water cooling mechanism comprises an annular water tank 5, an annular pipe 6, a plurality of cold air pipes 7 and two fans 8, wherein the annular water tank 5 is fixedly sleeved on the outer side of the pulverizer body 1, the lower end of the annular pipe 6 is fixedly connected with the upper end of the annular water tank 5, the upper ends of the cold air pipes 7 are uniformly and fixedly communicated with the lower end of the annular pipe 6, the lower ends of the cold air pipes 7 penetrate through the annular water tank 5 and extend to the lower part, the left side and the right side of the pipe wall of the annular pipe 6 are fixedly connected with L-shaped pipes 9, the upper ends of the left outer side wall and the right outer side wall of the annular water tank 5 are fixedly connected with dust collecting tanks 10, the lower ends of the vertical parts of the two L-shaped pipes 9 are respectively and fixedly communicated with the upper ends of the dust collecting tanks 10 on the same side, the upper ends of the left side wall and the right side wall of the two dust collecting tanks 10 are respectively and fixedly connected with air outlet pipes 11, the two fans 8 are respectively positioned inside the two air outlet pipes 11, the pipe wall of the return pipe 3 penetrates through the annular water tank 5, the left side of the upper end of the annular water tank 5 is fixedly connected with a water inlet pipe, the two dust collecting tanks 10 are both connected with a dust filtering assembly, and the annular water tank 5 is connected with a flow guide assembly;

the pulverizer body 1 is started to pulverize recycled concrete, the cyclone powder collector 4 works to generate air flow, under the action of the air flow, the powder moves to the analyzer assembly 2, qualified powder can be separated by the analyzer assembly 2 and flows back to the cyclone powder collector 4 through the return pipe 3, the cyclone powder collector 4 can separate the air flow from the powder, the separated powder is qualified raw material, heat accumulated inside the pulverizer body 1 during working can exchange heat with water in the annular water tank 5 through the shell, so that a lower temperature range is kept inside the pulverizer body 1, the two fans 8 work, air flow can be sucked through the annular pipe 6 and the plurality of cold air pipes 7, cold air flow in the cold air pipes 7 exchanges heat with hot water in the annular water tank 5, good continuous heat exchange effect is maintained on water, internal elements of the pulverizer body 1 are effectively prevented from being damaged due to overhigh temperature in long-time continuous use, the service life of the mill body 1 is prolonged, and other working components inside the mill body 1 are shown in the figures, which is the prior art and not described in more detail.

In this embodiment, strain the dirt subassembly and include two dirt cover 12 and two dust screens 13 of straining, two outer sidewalls of straining dirt cover 12 respectively with two collection dirt jar 10 one side fixed connection that is opposite in upper end, two dust screens 13 are located two fixed settings in inside below of straining dirt cover 12 respectively, the lateral wall of two dirt cover 12 opposite in one side is respectively with two fixed intercommunications that go out tuber pipe 11 one end in opposite directions, the equal threaded connection in inside wall upper end of two dirt covers 12 has T shape lid, two fans 8 during operation inhale the dust in two collection dirt jars 10 and are filtered through two dust screens 13, gas after the filtration is discharged from play tuber pipe 11, filterable dust is collected in collection dirt jar 10.

In this embodiment, the diversion assembly includes a plurality of diversion blades 14, a motor 15 and a chain 16, a plurality of uniformly distributed rotating shafts are arranged inside the annular water tank 5, and a shaft wall of each rotating shaft is rotatably connected with an inner side wall of the annular water tank 5 through a first bearing, a lower end of each rotating shaft extends to a position below the annular water tank 5, and one end of the shaft wall of each rotating shaft below the annular water tank 5 is fixedly sleeved with a chain wheel, the plurality of chain wheels are jointly connected through the chain 16 in a transmission manner, a supporting plate 17 is fixedly connected to an upper end of a left outer side wall of the pulverizer body 1, the motor 15 is fixedly arranged at an upper end of the supporting plate 17, an upper end of one rotating shaft extends to a position above the annular water tank 5 and is rotatably connected with a lower end of the supporting plate 17 through a second bearing, an output end of the motor 15 is rotatably connected with an upper end of the shaft wall of the rotating shaft at a corresponding position through a coupler, the motor 15 works, can make one of them pivot rotate to can drive one of them sprocket and rotate, under the cooperation of chain 16, can make a plurality of sprockets rotate simultaneously, thereby can make a plurality of pivots rotate simultaneously, and then can drive multiunit water conservancy diversion leaf 14 and rotate simultaneously, carry out the water conservancy diversion to the water in the annular water tank 5 and stir, make the water in the annular water tank 5 keep flowing, avoid the local great difference in temperature of production of water to influence heat transfer effect.

In this embodiment, the positions inside the two dust filtering sleeves 12 above the dust screen 13 on the same side are filled with activated carbon filtering filler 18, and the activated carbon filtering filler 18 can separate and filter fine powder which is not filtered by the dust screen 13, so as to improve the dust filtering effect.

In this embodiment, the lower ends of the two dust collecting tanks 10 are fixedly connected with the dust outlet hoppers 19, the lower ends of the outer side walls of the two dust outlet hoppers 19 are connected with the sealing covers in a threaded manner, and the two sealing covers are screwed and separated from the two dust outlet hoppers 19, so that the dust in the two dust collecting tanks 10 can be rotated out.

In this embodiment, multiunit water conservancy diversion leaf 14 all staggers the setting each other with homonymy cold wind pipe 7, avoids cold wind pipe 7 to influence homonymy water conservancy diversion leaf 14 and rotates.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A reclaimed concrete medium-speed pulverizer comprises a pulverizer body and a water cooling mechanism, and is characterized in that the pulverizer body comprises an analyzer assembly, a return pipe and a cyclone powder collector, wherein the analyzer assembly is fixedly arranged above the interior of the pulverizer body;

2. The medium speed pulverizer of recycled concrete according to claim 1, wherein the dust filtering assembly comprises two dust filtering sleeves and two dust screens, the outer side walls of the two dust filtering sleeves are fixedly connected with the sides of the two dust collecting tanks opposite to the upper ends of the two dust collecting tanks respectively, the two dust screens are fixedly arranged below the inner portions of the two dust filtering sleeves respectively, the side walls of the two dust filtering sleeves opposite to the upper ends of the two dust filtering sleeves are fixedly communicated with the opposite ends of the two air outlet pipes respectively, and the upper ends of the inner side walls of the two dust filtering sleeves are both in threaded connection with a T-shaped cover.

3. A recycled concrete medium speed mill according to claim 1, the flow guide assembly comprises a plurality of groups of flow guide blades, a motor and a chain, a plurality of uniformly distributed rotating shafts are arranged inside the annular water tank, the shaft wall of each rotating shaft is rotatably connected with the inner side wall of the annular water tank through a first bearing, the lower end of each rotating shaft extends to the lower part of the annular water tank, and one end of the shaft wall of each rotating shaft, which is positioned below the annular water tank, is fixedly sleeved with a chain wheel, the chain wheels are jointly connected through chain transmission, the upper end of the left outer side wall of the pulverizer body is fixedly connected with a supporting plate, the motor is fixedly arranged at the upper end of the supporting plate, the upper end of one of the rotating shafts extends to the upper part of the annular water tank and is rotationally connected with the lower end of the supporting plate through a second bearing, the output end of the motor is rotatably connected with the upper end of the shaft wall of the rotating shaft at the corresponding position through a coupler.

4. The recycled concrete medium speed mill according to claim 2, wherein the activated carbon filter filler is filled in both positions above the dust screens on the same side in the two dust filter sleeves.

5. The medium speed mill for recycled concrete according to claim 1, wherein the lower ends of both of said dust collecting tanks are fixedly connected with dust discharging hoppers, and the lower ends of the outer side walls of both of said dust discharging hoppers are threadedly connected with sealing covers.

6. The medium speed mill for recycled concrete according to claim 3, wherein the guide vanes are arranged in a staggered manner with the cold air pipes on the same side.