阅读说明：本技术 一种双螺旋搅拌发泡机 (Double-helix stirring foaming machine ) 是由 李�浩 陈拓 钟鼎鼎 刘娇 谌宇俊 于 2021-07-10 设计创作，主要内容包括：本申请涉及一种双螺旋搅拌发泡机,涉及沥青搅拌发泡设备领域,为了解决部分沥青混合料随着搅拌方向一起转动,短时间内难以搅拌混合完全,从而导致沥青发泡的效率较慢的问题,其包括支撑架、沥青混合料搅拌锅、第一搅拌轴、第一电机和若干第一搅拌叶,沥青混合料搅拌锅放置在支撑架上,第一电机设置在支撑架上,第一搅拌轴和第一电机驱动轴相连,第一搅拌轴部分插设至搅拌锅内,第一搅拌叶均匀设置在第一搅拌轴上,支撑架上还设置有第二电机,第二电机的驱动轴上连接有第二搅拌轴,第二搅拌轴部分插设至沥青混合料搅拌锅内,第二搅拌轴的外缘侧壁上设置有若干第二搅拌叶。本申请具有提高沥青的发泡搅拌效率的效果。(The application relates to a double-helix stirring foaming machine, which relates to the field of asphalt stirring foaming equipment and aims to solve the problem that the efficiency of asphalt foaming is low because partial asphalt mixture is difficult to stir and mix completely in a short time as the partial asphalt mixture rotates along with the stirring direction, it includes the support frame, the bituminous mixture agitator kettle, first (mixing) shaft, first motor and a plurality of first stirring leaf, the bituminous mixture agitator kettle is placed on the support frame, first motor sets up on the support frame, first (mixing) shaft and first motor drive shaft link to each other, first stirring shaft portion is inserted and is established to the agitator kettle, first stirring leaf evenly sets up on first (mixing) shaft, still be provided with the second motor on the support frame, be connected with the second (mixing) shaft in the drive shaft of second motor, second stirring shaft portion is inserted and is established to the bituminous mixture agitator kettle, be provided with a plurality of second stirring leaves on the outer fringe lateral wall of second (mixing) shaft. This application has the effect that improves the foaming stirring efficiency of pitch.)

1. The utility model provides a double helix stirring foaming machine, includes support frame (1), bituminous mixture agitator kettle (2), first (mixing) shaft (22), first motor (21) and a plurality of first stirring leaf (23), bituminous mixture agitator kettle (2) are placed on support frame (1), first motor (21) set up on support frame (1), first (mixing) shaft (22) and first motor (21) drive shaft link to each other, first (mixing) shaft (22) part is inserted and is established to bituminous mixture agitator kettle (2) in, first stirring leaf (23) evenly set up on first (mixing) shaft (22), its characterized in that: the asphalt mixing stirring device is characterized in that a second motor (24) is further arranged on the support frame (1), a second stirring shaft (25) is connected to a driving shaft of the second motor (24), the second stirring shaft (25) is partially inserted into the asphalt mixing stirring pot (2), and a plurality of second stirring blades (26) are arranged on the outer edge side wall of the second stirring shaft (25).

2. The double-screw stirring foaming machine according to claim 1, wherein: be provided with regulating plate (14) on support frame (1), be provided with adjust cylinder (142) on regulating plate (14), the piston rod of adjust cylinder (142) links to each other with the lateral wall of second motor (24), set up hole of stepping down (141) on regulating plate (14), hole of stepping down (141) are seted up along the direction of motion of the piston rod of adjust cylinder (142).

3. The double-screw stirring foaming machine according to claim 2, wherein: the sidewall of the second stirring blade (26) is provided with a wall scraping rod (27), and the edge of the wall scraping rod (27) is attached to the inner sidewall of the asphalt mixture stirring pot (2).

4. The double-screw stirring foaming machine according to claim 3, wherein: be provided with dovetail block (261) on second stirring leaf (26), scrape wall pole (27) and seted up dovetail (271) near the lateral wall of bituminous mixture agitator kettle (2) diapire direction, dovetail (271) communicate with each other with the lateral wall of scraping wall pole (27) and being close to second stirring leaf (26) direction, dovetail block (261) are inserted and are established to dovetail (271).

5. The double-screw stirring foaming machine according to claim 1, wherein: the asphalt mixing material stirring kettle is characterized in that a rotating motor (15) is embedded in the bottom wall of the supporting frame (1), a rotating disc (16) is arranged on a driving shaft of the rotating motor (15), a plurality of supporting grooves (161) are formed in the bottom wall of the rotating disc (16), supporting balls (162) are embedded in the supporting grooves (161), the supporting balls (162) are abutted to the bottom of the supporting frame (1), and the asphalt mixing material stirring kettle (2) is placed on the rotating disc (16).

6. The double-screw stirring foaming machine according to claim 5, wherein: annular groove (152) have been seted up on support frame (1), support ball (162) part is inserted and is established in annular groove (152), support ball (162) slide in annular groove (152) along the circumference of annular groove (152).

7. The double-screw stirring foaming machine according to claim 5, wherein: the asphalt mixture stirring pot is characterized in that a plurality of limiting rods (163) are arranged on the rotating disc (16), a plurality of limiting grooves (28) are formed in the bottom wall of the asphalt mixture stirring pot (2), and the limiting rods (163) are inserted into the limiting grooves (28).

8. The double-screw stirring foaming machine according to claim 7, wherein: the rotating disc (16) is provided with a protection pad (164), and the protection pad (164) is located between the rotating disc (16) and the asphalt mixture stirring pot (2).

9. The double-screw stirring foaming machine according to claim 1, wherein: the second stirring blade (26) is obliquely and upwards arranged along the direction far away from the second stirring shaft (25).

Technical Field

The application relates to the field of asphalt stirring foaming equipment, in particular to a double-helix stirring foaming machine.

Background

The stirring foaming machine is used for stirring and foaming asphalt, and the foamed asphalt has the advantages of less material consumption and short stirring time.

A related patent with a prior publication number of CN102444073A provides an asphalt foaming machine for preparing foamed asphalt, which includes a temperature-adjusting asphalt stirring pot connected with an inlet of an asphalt gear pump through an asphalt conduit, an outlet pipeline of the asphalt gear pump is connected with an asphalt foaming cavity, and a water pump and an air pump are connected with the asphalt foaming cavity, while a lower outlet of the asphalt foaming cavity is opposite to the asphalt mixture stirring pot, and a high-power stirrer is arranged above the asphalt mixture stirring pot to stir the asphalt mixture; pouring the asphalt mixture into an asphalt mixture stirring pot for stirring.

In view of the above-mentioned related technologies, the inventor believes that the asphalt mixture is stirred in the asphalt mixture stirring pot, but the asphalt mixture stirring pot can only stir in one direction, which causes part of the asphalt mixture to rotate along with the stirring direction, and is difficult to stir and mix completely in a short time, which causes the efficiency of asphalt foaming to be slow, and thus needs to be improved.

Disclosure of Invention

In order to improve the foaming stirring efficiency of pitch, this application provides a double helix stirring foaming machine.

The application provides a double helix stirring foaming machine adopts following technical scheme:

the utility model provides a double helix stirring foaming machine, includes support frame, bituminous mixture agitator kettle, first (mixing) shaft, first motor and a plurality of first stirring leaf, bituminous mixture agitator kettle places on the support frame, first motor sets up on the support frame, first (mixing) shaft and first motor drive axle link to each other, first stirring shaft portion inserts and establishes to the bituminous mixture agitator kettle, first stirring leaf evenly sets up on first (mixing) shaft, still be provided with the second motor on the support frame, be connected with the second (mixing) shaft in the drive shaft of second motor, second stirring shaft portion inserts and establishes to the bituminous mixture agitator kettle, be provided with a plurality of second stirring leaves on the outer fringe lateral wall of second (mixing) shaft.

By adopting the technical scheme, the asphalt preheated to the flow state is filled into the temperature-adjusting asphalt stirring pot, the temperature-adjusting asphalt stirring pot stabilizes the asphalt at the set temperature, the temperature-adjusting asphalt stirring pot transmits the asphalt which is stirred and stabilized in temperature to the asphalt foaming cavity through the guide pipe and the asphalt gear pump, and the asphalt foaming cavity transmits the asphalt to the asphalt mixture stirring pot; after the asphalt is put into the asphalt mixture stirring pot, starting a first motor and a second motor, wherein the first motor drives a first stirring shaft to rotate and stir the asphalt through a first stirring blade, and the second motor drives a second stirring shaft to rotate and stir the asphalt through a second stirring blade; the asphalt mixing kettle, the first mixing shaft and the second mixing shaft rotate simultaneously, so that the asphalt is mixed more uniformly in the asphalt mixing kettle, and the foaming and mixing efficiency of the asphalt is improved.

Optionally, an adjusting plate is arranged on the supporting frame, an adjusting cylinder is arranged on the adjusting plate, a piston rod of the adjusting cylinder is connected with the side wall of the second motor, a yielding hole is formed in the adjusting plate, and the yielding hole is formed along the moving direction of the piston rod of the adjusting cylinder.

By adopting the technical scheme, the first motor, the adjusting cylinder and the second motor are started, the first motor drives the first stirring shaft to rotate and stir the asphalt through the first stirring blade, the second motor drives the second stirring shaft to rotate and stir the asphalt through the second stirring blade, and the adjusting cylinder drives the second motor to reciprocate; the second motor is driven to move through the adjusting cylinder, so that the second stirring shaft can move in the asphalt mixture stirring pot, the asphalt is stirred more uniformly in the asphalt mixture stirring pot, and the foaming and stirring efficiency of the asphalt is further improved.

Optionally, the sidewall of the second stirring blade is provided with a wall scraping rod, and the edge of the wall scraping rod is attached to the inner sidewall of the asphalt mixture stirring pot.

By adopting the technical scheme, when the second motor drives the second stirring shaft to rotate, and the piston rod of the adjusting cylinder is completely retracted into the cylinder body, the edge of the wall scraping rod is attached to the inner side wall of the asphalt mixture stirring pot, so that the partial wall scraping is performed on the inner side wall of the asphalt mixture stirring pot, the adhesion of asphalt to the inner side wall of the asphalt mixture stirring pot is reduced, and the utilization rate of asphalt is improved.

Optionally, a dovetail block is arranged on the second stirring blade, a dovetail groove is formed in the side wall of the wall scraping rod in the direction close to the bottom wall of the asphalt mixture stirring pan, the dovetail groove is communicated with the side wall of the wall scraping rod in the direction close to the second stirring blade, and the dovetail block is inserted into the dovetail groove.

Through adopting above-mentioned technical scheme, when scraping the wall pole and need changing, take out the dovetail piece from the dovetail and can change, guaranteed the wall effect of scraping the wall pole.

Optionally, a rotating motor is embedded in the bottom wall of the support frame, a rotating disc is arranged on a driving shaft of the rotating motor, a plurality of support grooves are formed in the bottom wall of the rotating disc, support balls are embedded in the support grooves and abut against the bottom of the support frame, and the asphalt mixture stirring pot is placed on the support plate.

Through adopting above-mentioned technical scheme, rotate the motor and drive the rolling disc and rotate, the rolling disc drives the rotation of bituminous mixture agitator kettle, and second stirring leaf will be arranged again to first stirring leaf department by first stirring leaf inertia exhaust's pitch, makes more even of pitch stirring, has further improved the foaming stirring efficiency of pitch.

Optionally, the supporting frame is provided with a ring groove, the supporting ball part is inserted in the ring groove, and the supporting ball slides in the ring groove along the circumferential direction of the ring groove.

Through adopting above-mentioned technical scheme, the supporting ball can play the supporting role to the rolling disc, has reduced the pressure of rolling disc to the rotating electrical machines drive shaft, has improved the life of rotating electrical machines.

Optionally, a plurality of limiting rods are arranged on the rotating disc, a plurality of limiting grooves are formed in the bottom wall of the asphalt mixture stirring pot, and the limiting rods are inserted in the limiting grooves.

Through adopting above-mentioned technical scheme, when bituminous mixture agitator kettle placed on the rolling disc, the gag lever post was inserted and is established to the spacing inslot, and the gag lever post is spacing to the gag lever post inside wall to the phenomenon that bituminous mixture agitator kettle moved in the rolling disc rotation in-process has been reduced

Optionally, the rotating disc is provided with a protection pad, and the protection pad is located between the rotating disc and the asphalt mixture stirring pot.

Through adopting above-mentioned technical scheme, the protection pad is the elastic material, has avoided the direct contact of bituminous mixture agitator kettle and rolling disc to it causes the damage to the rolling disc to have reduced the bituminous mixture agitator kettle and placed the in-process.

Optionally, the second stirring blade is arranged obliquely upwards along a direction away from the second stirring shaft.

Through adopting above-mentioned technical scheme, the inclination direction of second stirring leaf and first stirring leaf is opposite, makes the stirring of pitch in the asphalt mixture stirred tank more thorough to the foaming stirring efficiency of pitch has further been improved.

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

1. the asphalt mixing kettle, the first stirring shaft and the second stirring shaft rotate simultaneously, so that the asphalt is stirred in the asphalt mixing kettle more uniformly, and the foaming and stirring efficiency of the asphalt is improved;

2. the second motor is driven to move through the adjusting cylinder, so that the second stirring shaft can move in the asphalt mixture stirring pot, the asphalt is stirred more uniformly in the asphalt mixture stirring pot, and the foaming and stirring efficiency of the asphalt is further improved.

Drawings

FIG. 1 is a schematic structural diagram of a double-screw stirring foaming machine in an embodiment of the present application.

FIG. 2 is a schematic structural diagram for showing a connection relationship between the second motor and the second stirring shaft in the embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic sectional view for showing the connection relationship between the rotary disk and the asphalt mixing pan in the embodiment of the present application.

Description of reference numerals: 1. a support frame; 11. a temperature-adjusting asphalt stirring pot; 12. an asphalt gear pump; 13. an asphalt foaming cavity; 14. an adjusting plate; 141. a hole of abdication; 142. an adjusting cylinder; 15. rotating the motor; 151. a drive slot; 152. a ring groove; 16. rotating the disc; 161. a support groove; 162. a support ball; 163. a limiting rod; 164. a protection pad; 2. an asphalt mixture stirring pot; 21. a first motor, 22 and a first stirring shaft; 23. a first stirring blade; 24. a second motor; 25. a second stirring shaft; 26. a second stirring blade; 261. a dovetail block; 27. a wall scraping rod; 271. a dovetail groove; 28. a limiting groove.

Detailed Description

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

The embodiment of the application discloses a double-helix stirring foaming machine. Referring to fig. 1, the double-helix stirring and foaming machine comprises a support frame 1 and an asphalt mixture stirring pot 2, wherein a temperature-adjusting asphalt stirring pot 11 is arranged on the support frame 1, the temperature-adjusting asphalt stirring pot 11 is communicated with an asphalt gear pump 12 through a conduit, an outlet pipeline of the asphalt gear pump 12 is communicated with an asphalt foaming cavity 13, the asphalt foaming cavity 13 is communicated with a water pump and an air pump, and an outlet of the asphalt foaming cavity 13 is positioned above the asphalt mixture stirring pot 2.

Referring to fig. 1, a first motor 21 is arranged on a support frame 1, the first motor 21 is fixed on the support frame 1 through bolts, a first stirring shaft 22 is connected to a driving shaft of the first motor 21 through welding, one end of the first stirring shaft 22, which is far away from the first motor 21, is inserted into an asphalt mixture stirring pot 2, a plurality of first stirring blades 23 are welded on the side wall of the outer edge of the first stirring shaft 22, the first stirring blades 23 are positioned in the asphalt mixture stirring pot 2, and the first stirring blades 23 are arranged in a downward inclined manner along the direction far away from the first stirring shaft 22; the first motor 21 is started, and the first motor 21 drives the first stirring shaft 22 to rotate so as to stir the asphalt mixture through the first stirring blade 23.

Referring to fig. 1 and 2, the support frame 1 is further welded with an adjusting plate 14, the adjusting plate 14 is fixed with an adjusting cylinder 142 through a bolt, and a piston rod of the adjusting cylinder 142 is welded with a second motor 24; a second stirring shaft 25 is welded on a driving shaft of the second motor 24, the second stirring shaft 25 is arranged in parallel with the first stirring shaft 22, the adjusting cylinder 142 is arranged perpendicular to the second stirring shaft 25, the adjusting plate 14 is provided with an abdicating hole 141, the abdicating hole 141 is formed along the movement direction of a piston rod of the adjusting cylinder 142, and the second stirring shaft 25 penetrates through the abdicating hole 141; a plurality of second stirring blades 26 are welded on the side wall of the outer edge of the second stirring shaft 25, and the second stirring blades 26 are obliquely and upwards arranged along the direction far away from the second stirring shaft 25; the second motor 24 is started, the second motor 24 drives the second stirring shaft 25 to rotate so as to stir the asphalt mixture through the second stirring blade 26, and meanwhile, the adjusting cylinder 142 is started, and the adjusting cylinder 142 drives the whole second stirring shaft 25 to reciprocate.

Referring to fig. 3, a dovetail block 261 is integrally formed on the side wall of the second stirring blade 26, a wall scraping rod 27 is arranged at one end of the second stirring blade 26 away from the second stirring shaft 25, and when the piston rod of the adjusting cylinder 142 is completely retracted into the cylinder body, the edge of the wall scraping rod 27 is attached to the inner side wall of the asphalt mixture stirring pot 2; a dovetail groove 271 is formed in the side wall of the wall scraping rod 27 in the direction close to the second stirring shaft 25, the dovetail groove 271 is communicated with the end wall of the wall scraping rod 27 in the direction close to the asphalt mixture stirring pot 2, and the dovetail block 261 is inserted into the dovetail groove 271.

Referring to fig. 4, a driving groove 151 is formed in the bottom wall of the support frame 1, a rotating motor 15 is embedded in the driving groove 151, the rotating motor 15 is fixed on the bottom wall of the support frame 1 through bolts, a rotating disc 16 is welded to a driving shaft of the rotating motor 15, the asphalt mixture stirring pot 2 is placed on the rotating disc 16, and the rotating direction of the rotating motor 15 is opposite to the rotating direction of the first motor 21 and the second motor 24.

Referring to fig. 4, the bottom wall of the rotating disc 16 is provided with a plurality of supporting grooves 161, supporting balls 162 are embedded in the supporting grooves 161, a part of the supporting balls 162 are located in the supporting grooves 161, the bottom wall of the supporting frame 1 is provided with a ring groove 152, a part of the supporting balls 162 are located in the ring groove 152, the supporting balls 162 abut against the inner side wall of the ring groove 152 and the inner side wall of the supporting grooves 161, and a gap exists between the rotating disc 16 and the bottom wall of the supporting frame 1.

Referring to fig. 4, a plurality of limiting rods 163 are integrally formed on the rotating disc 16, the limiting rods 163 are arranged at intervals along the circumferential direction of the rotating disc 16, a plurality of limiting grooves 28 are formed in the bottom wall of the asphalt mixture mixing kettle 2, and the limiting rods 163 are inserted into the limiting grooves 28; a protective pad 164 is fixed on the rotating disc 16 by gluing, the protective pad 164 can be made of rubber, and the asphalt mixture mixing kettle 2 is placed on the protective pad 164.

The application principle of the double-helix stirring foaming machine in the embodiment of the application is as follows: the asphalt preheated to the flow state is filled into a temperature-adjusting asphalt stirring pot 11, the temperature-adjusting asphalt stirring pot 11 stabilizes the asphalt therein at a set temperature, the temperature-adjusting asphalt stirring pot 11 transmits the asphalt which is stirred and stabilized in temperature to an asphalt foaming cavity 13 through an asphalt gear pump 12 by a guide pipe, and the asphalt foaming cavity 13 transmits the asphalt into an asphalt mixture stirring pot 2; after the asphalt is put into the asphalt mixture stirring pot 2, starting a first motor 21, an adjusting cylinder 142, a second motor 24 and a rotating motor 15, wherein the first motor 21 drives a first stirring shaft 22 to rotate and stir the asphalt through a first stirring blade 23, the second motor 24 drives a second stirring shaft 25 to rotate and stir the asphalt through a second stirring blade 26, meanwhile, the adjusting cylinder 142 drives the second motor 24 to reciprocate, a wall scraping rod 27 scrapes the inner side wall of the asphalt mixture stirring pot 2 at intervals, meanwhile, the rotating motor 15 drives a rotating disc 16 to rotate, the rotating disc 16 drives the asphalt mixture stirring pot 2 to rotate, and the second stirring blade 26 discharges the asphalt which is discharged by inertia of the first stirring blade 23 to the first stirring blade 23 again to enable the asphalt to be stirred more uniformly; rotate simultaneously through bituminous mixture agitator kettle 2, first (mixing) shaft 22 and second (mixing) shaft 25 for pitch is stirred more evenly in bituminous mixture agitator kettle 2, has improved the foaming stirring efficiency of pitch.

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.