CN213761471U

CN213761471U - Asphalt mixture mixing machine capable of uniformly mixing

Info

Publication number: CN213761471U
Application number: CN202022747522.1U
Authority: CN
Inventors: 董海鹏; 王洋
Original assignee: Taizhou Yitai Construction Engineering Testing Co ltd
Current assignee: Taizhou Yitai Construction Engineering Testing Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-23
Anticipated expiration: 2030-11-24

Abstract

The application relates to an asphalt mixture mixing machine capable of uniformly mixing, which belongs to the technical field of mixers and comprises a rack and a mixing tank fixed on the rack, wherein the mixing tank comprises a tank body and a first fixing plate arranged on the tank body, the tank body is hemispherical, and a mixing device is arranged in the tank body; agitating unit includes the (mixing) shaft and scrapes the wall subassembly, is provided with the driving piece on the first fixed plate, and the (mixing) shaft is connected with the driving piece, scrapes on the wall subassembly is fixed in the (mixing) shaft, scrapes the wall subassembly and is used for scraping the wall of staving. Put into the asphalt mixture and get into the agitator, drive when the (mixing) shaft rotates and rotate and scrape the motion of wall subassembly, scrape through scraping the material of wall subassembly to the staving wall and get to set up the staving to the hemisphere, can carry out the scraping at no dead angle to the inner wall of staving through scraping the wall subassembly and move, reduce the material and glue on the inner wall of staving, with the quality that improves pitch.

Description

Asphalt mixture mixing machine capable of uniformly mixing

Technical Field

The utility model belongs to the technical field of the technique of mixer and specifically relates to an asphalt mixture mixer of even stirring is related to.

Background

Mixers are often used in the production of asphalt, and vertical mixers are the most common type, and have various forms.

The commonly used vertical stirrer mainly comprises a motor wheel, a motor, a barrel body, a screw rod, a discharge hole, a material cleaning hole, a belt pulley, a window, a man ladder, an inlet, an electric appliance box, a circulating material dropping hole, a material feeding hole and the like. The vertical mixer works by lifting the raw materials from the bottom of the barrel body to the top end from the center through the quick rotation of the screw rod, flying and throwing the raw materials in an umbrella shape to scatter the raw materials to the bottom, so that the raw materials are stirred in the barrel in an up-and-down rolling manner, a large amount of raw materials can be uniformly mixed in a short time, the transmission connection part adopts the cycloidal pin gear reducer to drive the main shaft to rotate, the main machine working part adopts the nylon pins to drive the transmission connector to realize the mutual teeth and transmission driving, the assembly and the maintenance are convenient, and the stirring working part is transmitted to the main shaft through the pin coupler by the transmission wheel.

The inventor believes that the mixing equipment in the related art is very easy to remain raw materials on the bottom and the side wall of the mixing tank when mixing the asphalt mixture during the use process, which leads to insufficient amount of mixed raw materials and further leads to the reduction of the quality of the asphalt.

SUMMERY OF THE UTILITY MODEL

The problem that the quality of asphalt is reduced due to insufficient mixed raw material component caused by residual asphalt mixture on the bottom and the side wall of a stirring tank during stirring is solved.

The application provides a pair of bituminous mixture mixer of even stirring adopts following technical scheme:

an evenly-stirred asphalt mixture mixing machine comprises a rack and a stirring barrel fixed on the rack, wherein the stirring barrel comprises a barrel body and a first fixing plate arranged on the barrel body, the barrel body is hemispherical, and a stirring device is arranged inside the barrel body;

the stirring device comprises a stirring shaft and a wall scraping assembly, a driving piece is arranged on the first fixing plate, the stirring shaft is connected with the driving piece, the wall scraping assembly is fixed on the stirring shaft, and the wall scraping assembly is used for scraping the wall surface of the barrel body.

Through adopting above-mentioned technical scheme, put into the bituminous mixture and get into the agitator, start the driving piece, it rotates to control the (mixing) shaft through the driving piece, drive when the (mixing) shaft rotates and rotate and scrape the motion of wall subassembly, scrape through scraping the material of wall subassembly to the staving wall and get, and set up the staving into the hemisphere, can carry out the scraping at no dead angle to the inner wall of staving through scraping the wall subassembly, it glues on the inner wall of staving to reduce the material, make bituminous mixture in the stirring, inside composition is difficult to reduce, with the quality that improves pitch, thereby can be convenient for the detection in later stage, after the quality of pitch improves, with the qualification rate that improves the later stage and detect.

Optionally, the wall scraping assembly comprises a first stirring blade and a plurality of second stirring blades, and the first stirring blade and the second stirring blades are both arc-shaped;

the bottom of the barrel body is provided with a fixed rod, and the first stirring blade is rotatably sleeved on the fixed rod;

one end of the stirring shaft, which is far away from the driving piece, is rotatably sleeved on the fixed rod, and a plurality of first connecting rods are fixed between the first stirring blades and the stirring shaft;

a plurality of second stirring vane distributes in the lateral wall of staving, be fixed with a plurality of second connecting rods between second stirring vane and the (mixing) shaft.

Through adopting above-mentioned technical scheme, when the (mixing) shaft rotated, can drive first stirring vane and second stirring vane and rotate, scrape the material of getting remaining on the staving inner wall. The setting of first stirring vane can be convenient for carry out the sanitization with the material of staving bottom, reduces bituminous mixture and remains in the bottom of staving.

Optionally, each second stirring blade is provided with a brush, and the brushes are connected with the wall surface of the barrel body in a sliding manner.

Through adopting above-mentioned technical scheme, the setting of brush can be convenient for clean the internal face of staving to can reduce bituminous mixture and remain on the inner wall of staving.

Optionally, the wall of staving pastes and is equipped with a plurality of fixed strips, every all be provided with a plurality of broach on the fixed strip, a plurality of broach are used for combing the brush.

Through adopting above-mentioned technical scheme, the brush can comb the brush through the broach when rotating to can reduce the bituminous mixture adhesion on the brush.

Optionally, the comb teeth are obliquely arranged, and the oblique direction of the comb teeth is opposite to the rotating direction of the second stirring blades.

Through adopting above-mentioned technical scheme, can be convenient for the broach clears up the bituminous mixture on the brush.

Optionally, the interior of the stirring shaft, the first stirring blade, the second stirring blade, the first connecting rod and the second connecting rod are all arranged in a hollow manner, the position of the stirring shaft close to the driving piece is connected with an air pump and a water pump, the air pump is connected with an air pipe, the water pump is connected with a water pipe, the air pipe and the water pipe are both provided with switch valves, the position of the stirring shaft close to the driving piece is sleeved with an adapter, and the air pipe and the water pipe are both connected with the adapter;

one surface of the second stirring blade facing the hairbrush is provided with a plurality of first through holes, the hairbrush comprises a second fixing plate and bristles fixed on the second fixing plate, and the second fixing plate is provided with a plurality of second through holes;

the first through holes and the second through holes are communicated one by one, and the hairbrush is connected with the second stirring blade in a sliding mode.

Through adopting above-mentioned technical scheme, when stirring the mixture to bituminous mixture, first through-hole and second through-hole department are in the wrong device that comes, make bituminous mixture be difficult to get into the second stirring vane the inside and go. After the asphalt mixture is uniformly stirred, the water pump is started to wash the brush, and the first through hole and the second through hole are overlapped and in a communicated state in the washing process of the brush, so that water is discharged from the second through hole. The stirring shaft is still in a rotating state, so that the brush is cleaned more cleanly. After the brush is cleaned up, the air pump is opened, the water pump is closed, and the moisture on the brush can be dried so as to facilitate subsequent use.

Optionally, both sides of the first stirring blade and the second stirring blade in the width direction are set to be conical.

Through adopting above-mentioned technical scheme, stirring vane can reduce the resistance when the pivoted.

Optionally, the cross sections of the first connecting rod and the second connecting rod in the length direction are in the shape of a parallelogram.

Through adopting above-mentioned technical scheme to the (mixing) shaft reduces the resistance in the pivoted, thereby can reduce the drive burden of driving piece, with the consumption that reduces the energy.

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

1. through the arrangement of the wall scraping assembly, the material can be prevented from being stuck on the inner wall of the barrel body, so that the internal components of the asphalt mixture are not easy to reduce during stirring, the quality of the asphalt is improved, the later-stage detection can be facilitated, and the qualification rate of the later-stage detection is improved after the quality of the asphalt is improved;

2. due to the arrangement of the brush, the inner wall surface of the barrel body can be cleaned conveniently, so that the effect that the asphalt mixture is remained on the inner wall of the barrel body is reduced;

3. through the setting of air pump and water pump, can play the effect of being convenient for clear up the brush.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an asphalt mixer in the embodiment of the application;

FIG. 2 is a schematic diagram of the full-section configuration of the asphalt mixer;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a frame; 2. a stirring barrel; 21. a barrel body; 22. a first fixing plate; 3. a stirring device; 31. a stirring shaft; 32. a wall scraping assembly; 321. a first stirring blade; 322. a second stirring blade; 3221. a first through hole; 323. fixing the rod; 324. a first connecting rod; 325. a second connecting rod; 33. a drive member; 34. a brush; 341. a second fixing plate; 3411. a second through hole; 342. brushing; 35. a fixing strip; 36. comb teeth; 4. an air pump; 41. an air tube; 5. a water pump; 51. a water pipe; 6. an on-off valve; 7. an adapter; 8. a support block; 9. a slide rail.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses bituminous mixture mixer of even stirring. Referring to fig. 1, the uniformly-stirred asphalt mixture mixer comprises a frame 1 and a stirring barrel 2 fixed on the frame 1. The frame 1 is arranged in subaerial, and agitator 2 includes hemispherical staving 21 and sets up the first fixed plate 22 on staving 21, has seted up the feed inlet on first fixed plate 22, has seted up the discharge gate in the bottom of staving 21, and the material gets into inside staving 21 through the feed inlet, then stirs the material, then discharges the material of stirring from the discharge gate.

Referring to fig. 2, a mixer 3 is provided inside the mixer drum 2. The stirring device 3 comprises a stirring shaft 31 and a wall scraping assembly 32, a driving member 33 is disposed on the first fixing plate 22, in this embodiment, the driving member 33 is a motor, and the stirring shaft 31 is connected to an output shaft of the motor. The bottom of the barrel 21 is provided with a fixing rod 323, and one end of the stirring shaft 31 far away from the driving member 33 is rotatably sleeved on the fixing rod 323. Scrape wall subassembly 32 including being the first stirring vane 321 and a plurality of second stirring vane 322 of arc setting, first stirring vane 321 and second stirring vane 322 width direction both sides all set up to the toper to the resistance that produces when reducing the rotation. The first stirring blade 321 is rotatably sleeved on the fixing rod 323, and a plurality of first connecting rods 324 are fixed between the first stirring blade 321 and the stirring shaft 31. Since the barrel 21 is hemispherical, when the stirring shaft 31 drives the first connecting rod 324 to rotate, and the first connecting rod 324 drives the second stirring blade 322 to rotate around the fixing rod 323, the material on the wall surface at the bottom of the barrel 21 can be stirred. A plurality of second stirring vanes 322 are distributed on the side wall of the barrel body 21, and a plurality of second connecting rods 325 are fixed between the second stirring vanes 322 and the stirring shaft 31. When the stirring shaft 31 rotates, the second connecting rod 325 is driven to rotate. The cross sections of the first connecting rod 324 and the second connecting rod 325 in the length direction are in the shape of a parallelogram, so that the energy consumption is reduced.

Referring to fig. 2, the first stirring blade 321 and the second stirring blade 322 have centers of circles that are the centers of the spheres of the barrel 21, and the first stirring blade 321 and the second stirring blade 322 can scrape the inner wall surface of the semi-spherical barrel 21 in all directions. In this embodiment, in order to further scrape the inner wall of the barrel body 21 without dead angles, the fixing rod 323 penetrates through the position of one third of the length of the first stirring blade 321, that is, the lengths of the second stirring blades 322 on the two sides of the first stirring blade 321 are unequal, a gap is formed between the second stirring blade 322 and the first stirring blade 321, and the positions of the inner wall of the barrel body 21 close to the gap can be mutually complemented by the two second stirring blades 322, so that the inner wall of the barrel body 21 can be scraped without dead angles.

Referring to fig. 3 and 4, each of the second agitating blades 322 is provided with a brush 34, and the brush 34 includes a second fixing plate 341 and bristles 342 fixed to the second fixing plate 341. The sliding rail 9 is disposed on a surface of the second stirring blade facing the wall surface of the barrel 21, and the second fixing plate 341 is inserted into the sliding rail 9 and slidably connected along the length direction of the sliding rail 9. The brush 342 brushes the wall surface of the barrel 21 away from the second fixing plate 341. The wall of the barrel body 21 is provided with a plurality of fixing strips 35 in an attached manner, each fixing strip 35 is provided with a plurality of comb teeth 36, the plurality of comb teeth 36 are obliquely arranged, and the oblique direction of the comb teeth 36 is opposite to the rotating direction of the plurality of second stirring blades 322. When the wall surface of the barrel body 21 is brushed by the bristles 342, although the asphalt mixture on the inner wall of the barrel body 21 can be brushed off from the wall surface of the barrel body 21, the asphalt mixture is easily adhered to the bristles 342, so that the bristles 342 can be combed and dropped by the comb teeth 36, and the adhesion of the asphalt mixture to the bristles 342 is reduced.

Referring to fig. 2 and 3, in order to facilitate cleaning of the brush 34 and the inner wall of the tub 21, a support block 8 is fixed on the ground, a water pump 5 and an air pump 4 are fixed on the support block 8, an air pipe 41 is connected to the air pump 4, a water pipe 51 is connected to the water pump 5, and a switch valve 6 is arranged on each of the air pipe 41 and the water pipe 51. The position that the stirring shaft 31 is close to the motor is sleeved with an adapter 7, one end of the air pipe 41 far away from the air pump 4 is connected with the adapter 7, and one end of the water pipe 51 far away from the water pump 5 is connected with the adapter 7. The stirring shaft 31, the first stirring blade 321, the second stirring blade 322, the first connecting rod 324 and the second connecting rod 325 are all hollow. The second stirring blade 322 has a plurality of first through holes 3221 formed on a surface thereof facing the brush 34, a plurality of second through holes 3411 formed on the second fixing plate 341, and the plurality of first through holes 3221 and the plurality of second through holes 3411 are correspondingly and communicatively disposed one by one. The water or gas enters the first connecting rod 324 and the second connecting rod 325 through the stirring shaft 31, and then enters the first stirring blade 321 and the second stirring blade 322, and is discharged from the first through hole 3221 and the second through hole 3411, so that the bristles 342 are cleaned.

The implementation principle of the asphalt mixture mixing machine for uniformly stirring is as follows: the starter motor, the output shaft of motor rotates, drives (mixing) shaft 31 and rotates, drives head rod 324 and second connecting rod 325 and rotates when (mixing) shaft 31 rotates, and head rod 324 and second connecting rod 325 can drive first stirring vane 321 and second stirring vane 322 and rotate to can scrape the internal face of staving 21, can scrape the bituminous mixture of staving 21 internal face, glue on the inner wall of staving 21 with reducing the bituminous mixture. And finally, when the brush 34 is cleaned, the water pump 5 is started to wash the brush 34, and in the process of washing the brush 34, the stirring shaft 31 is still in a rotating state, so that the brush 34 and the inner wall of the whole body are cleaned. After the brush 34 is cleaned up, the air pump 4 is opened, the water pump 5 is closed, and then the moisture on the brush 34 can be dried for subsequent use.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an evenly mixed asphalt mixture mixer, includes frame (1) and agitator (2) that are fixed in on frame (1), its characterized in that: the stirring barrel (2) comprises a barrel body (21) and a first fixing plate (22) arranged on the barrel body (21), the barrel body (21) is hemispherical, and a stirring device (3) is arranged in the barrel body (21);

agitating unit (3) include (mixing) shaft (31) and scrape wall subassembly (32), be provided with driving piece (33) on first fixed plate (22), (mixing) shaft (31) are connected with driving piece (33), scrape wall subassembly (32) and be fixed in on (mixing) shaft (31), scrape wall subassembly (32) and be used for scraping the wall of staving (21).

2. The homogeneous mixing asphalt mixture mixer according to claim 1, wherein: the wall scraping assembly (32) comprises a first stirring blade (321) and a plurality of second stirring blades (322), and the first stirring blade (321) and the second stirring blades (322) are both arc-shaped;

a fixed rod (323) is arranged at the bottom of the barrel body (21), and the first stirring blade (321) is rotatably sleeved on the fixed rod (323);

one end of the stirring shaft (31) far away from the driving piece (33) is rotatably sleeved on the fixed rod (323), and a plurality of first connecting rods (324) are fixed between the first stirring blade (321) and the stirring shaft (31);

a plurality of second stirring blades (322) are distributed on the side wall of the barrel body (21), and a plurality of second connecting rods (325) are fixed between the second stirring blades (322) and the stirring shaft (31).

3. The homogeneous mixing asphalt mixture mixer according to claim 2, wherein: each second stirring blade (322) is provided with a brush (34), and the brushes (34) are connected with the wall surface of the barrel body (21) in a sliding manner.

4. A homogeneous mixing asphalt mixture mixer according to claim 3, characterized in that: the wall surface of the barrel body (21) is provided with a plurality of fixing strips (35) in an attached mode, each fixing strip (35) is provided with a plurality of comb teeth (36), and the comb teeth (36) are used for combing the hairbrush (34).

5. The homogeneous mixing asphalt mixture mixer according to claim 4, wherein: the comb teeth (36) are obliquely arranged, and the oblique direction of the comb teeth (36) is opposite to the rotating direction of the second stirring blades (322).

6. A homogeneous mixing asphalt mixture mixer according to claim 3, characterized in that: the stirring shaft (31), the first stirring blade (321), the second stirring blade (322), the first connecting rod (324) and the second connecting rod (325) are all arranged in a hollow mode, the position, close to the driving piece (33), of the stirring shaft (31) is connected with an air pump (4) and a water pump (5), the air pump (4) is connected with an air pipe (41), the water pump (5) is connected with a water pipe (51), the air pipe (41) and the water pipe (51) are both provided with a switch valve (6), the position, close to the driving piece (33), of the stirring shaft (31) is sleeved with an adapter (7), and the air pipe (41) and the water pipe (51) are both connected with the adapter (7);

one surface of the second stirring blade (322) facing the brush (34) is provided with a plurality of first through holes (3221), the brush (34) comprises a second fixing plate (341) and bristles (342) fixed on the second fixing plate (341), and the second fixing plate (341) is provided with a plurality of second through holes (3411);

the first through holes (3221) and the second through holes (3411) are correspondingly communicated one by one, and the brush (34) is connected with the second stirring blade (322) in a sliding manner.

7. The homogeneous mixing asphalt mixture mixer according to claim 2, wherein: the two sides of the width direction of the first stirring blade (321) and the second stirring blades (322) are both set to be conical.

8. The homogeneous mixing asphalt mixture mixer according to claim 2, wherein: the cross sections of the first connecting rod (324) and the second connecting rod (325) in the length direction are in a parallelogram shape.