CN215164359U

CN215164359U - Stirring cylinder for asphalt mixing plant

Info

Publication number: CN215164359U
Application number: CN202121054751.3U
Authority: CN
Inventors: 张连明
Original assignee: Yueqing Jianling Asphalt Concrete Co ltd
Current assignee: Zhejiang Jianling New Materials Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-12-14
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to an asphalt mixing plant uses a mixing bowl, it includes the cylinder body and rotates the (mixing) shaft of connection on the cylinder body, it is provided with the collar to slide in the cylinder body, be fixed with first scraper on the collar, first scraper contacts with the cylinder inner wall, it is connected with the lead screw to rotate in the cylinder body, the lead screw runs through and threaded connection is on the collar, be provided with the link gear on the cylinder body, the (mixing) shaft passes through link gear drive lead screw and rotates, be provided with the guide bar in the cylinder body, the guide bar runs through and sliding connection is on the collar. This application has the effect that improves pitch utilization ratio.

Description

Stirring cylinder for asphalt mixing plant

Technical Field

The application relates to the field of asphalt processing equipment, in particular to a stirring cylinder for an asphalt stirring station.

Background

Asphalt mixing plants, also known as asphalt mixing plants, are plants for the mass production of asphalt concrete, which can be divided into stationary, semi-stationary and mobile types according to the mode of transport. The asphalt concrete is commonly called as asphalt concrete, and is a mixture prepared by manually selecting mineral aggregate with a certain gradation composition and mixing the mineral aggregate with a certain proportion of road asphalt material under strictly controlled conditions.

In the process of asphalt concrete production and processing, materials such as asphalt and aggregate need to be thrown into the mixing bowl and mixed, and on the inner wall of mixing bowl was easily sputtered to the pitch in the stirring process, because pitch has certain stickness, the pitch that sputters on to the mixing bowl inner wall was difficult for droing to it is extravagant to have caused the pitch, leads to pitch low-usage, remains to improve.

SUMMERY OF THE UTILITY MODEL

In order to improve the utilization ratio of pitch, this application provides a stirring cylinder for asphalt mixing plant.

The application provides a stirring cylinder for asphalt mixing plant adopts following technical scheme:

the utility model provides an asphalt mixing plant uses agitator tank, includes the cylinder body and rotates the (mixing) shaft of connection on the cylinder body, it is provided with the collar to slide in the cylinder body, be fixed with first scraper on the collar, first scraper contacts with the cylinder body inner wall, it is connected with the lead screw to rotate in the cylinder body, the lead screw runs through and threaded connection is on the collar, be provided with the link gear on the cylinder body, the (mixing) shaft passes through link gear drive lead screw and rotates, be provided with the guide bar in the cylinder body, the guide bar runs through and sliding connection is on the collar.

Through adopting above-mentioned technical scheme, when the pitch on the clearance agitator tank inner wall, the (mixing) shaft passes through the link gear drive lead screw and rotates, because the guide bar restriction collar rotates, consequently follows the length direction motion of lead screw at the drive collar of lead screw, and the collar drives first scraper and scrapes the pitch on the agitator tank inner wall down. Through the structure, the asphalt adhered to the inner wall of the stirring cylinder can be scraped and utilized, so that the utilization rate of the asphalt is improved.

Optionally, the linkage mechanism comprises a linkage gear rotatably connected to the cylinder body, a lifting gear is fixed on the screw rod, a linkage latch is arranged on the stirring shaft, and the lifting gear and the linkage latch are both meshed with the linkage gear.

Through adopting above-mentioned technical scheme, when the pitch on the clearance agitator inner wall, the (mixing) shaft rotates and drives linkage gear through the linkage latch and rotate to drive lifting gear rotates, lifting gear drives the lead screw and rotates in order to drive the collar removal. Through adopting above-mentioned structure for need not additionally to set up the driving source drive lead screw and rotate on the cylinder body.

Optionally, the linkage mechanism further comprises a linkage cylinder arranged on the cylinder body and a linkage rod rotatably connected to the end of a piston rod of the linkage cylinder, and the linkage gear is arranged on the linkage rod.

By adopting the technical scheme, after the stirring cylinder operates for a period of time, the linkage cylinder is started to extend the piston rod of the linkage cylinder, so that the linkage rod and the linkage gear are driven to move until the linkage gear is meshed with the linkage latch. After the asphalt on the inner wall of the cylinder body is cleaned, the linkage cylinder is started to withdraw the piston rod of the linkage cylinder, and at the moment, even if the stirring shaft rotates, the screw rod cannot rotate. Through the structure, the working personnel can control whether the screw rod rotates or not. After the stirring cylinder operates for a period of time, the asphalt accumulated on the inner wall of the cylinder body is cleaned through the first scraper, so that energy is saved.

Optionally, the mounting ring is rotatably connected with a rotating ring, the rotating ring is provided with a second scraper, the second scraper is in contact with the inner wall of the cylinder body, and the mounting ring is provided with a rotating mechanism for driving the rotating ring to rotate.

Through adopting above-mentioned technical scheme, the collar drives the swivel becket when removing and removes, and slewing mechanism drive swivel becket rotates when removing, and the swivel becket scrapes down the pitch on the churn inner wall through the second scraper when rotating. Through above-mentioned structure, help clearing up the pitch on the agitator inner wall, further improved the utilization ratio of pitch.

Optionally, slewing mechanism is including rotating the dwang of connection on the collar, setting up the running gear on the dwang and rotating the gear shaft of connection on the cylinder body, gear shaft and running ring all mesh with running gear.

Through adopting above-mentioned technical scheme, when the pitch on the clearance agitator inner wall, the gear shaft is rotated, and the gear shaft passes through the running gear and drives the rotating ring rotation to drive the rotation of second scraper and scrape the pitch on the cylinder body inner wall down.

Optionally, the linkage mechanism is provided with at least two groups, and the stirring shaft drives the gear shaft to rotate through one group of the linkage mechanism.

Through adopting above-mentioned technical scheme, drive gear shaft through the link gear and rotate, not only need not additionally to set up drive gear shaft pivoted driving source, still make the staff can control whether start the second scraper, help the energy saving.

Optionally, a guide block is arranged on the rotating ring, and a guide groove for the guide block to slide is formed in the mounting ring.

Through adopting above-mentioned technical scheme, the guide block slides and sets up in order to play the guide effect to the rotation of swivel becket in the guide way, helps the swivel becket to rotate.

Optionally, a limiting groove is formed in the groove bottom of the guide groove, a limiting block connected with the guide block is arranged in the limiting groove in a sliding mode, and the width of the limiting block is larger than the groove width of the guide groove.

By adopting the technical scheme, the guide block is limited from being drawn out of the guide groove through the limiting block, so that the rotating ring is limited from being separated from the mounting ring, and the stability of the mounting ring when the rotating ring moves is improved.

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

1. when asphalt on the inner wall of the stirring cylinder is cleaned, the stirring shaft drives the screw rod to rotate through the linkage mechanism, the guide rod limits the rotation of the mounting ring, so that the screw rod drives the first scraper to move along the length direction of the screw rod through the mounting ring, and the first scraper scrapes the asphalt on the inner wall of the stirring cylinder in the moving process, so that the utilization rate of the asphalt is improved;

2. when the asphalt on the inner wall of the stirring cylinder is cleaned, the stirring shaft drives the gear shaft to rotate through the linkage mechanism, the gear shaft drives the rotating ring to rotate through the rotating gear, and the rotating ring drives the second scraper to scrape the asphalt on the inner wall of the stirring cylinder;

3. the (mixing) shaft passes through link gear drive lead screw and gear shaft and rotates for need not additionally to set up drive gear axle pivoted driving source, and the staff can control the collar removal and the swivel becket rotates, helps the energy saving.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic sectional view taken along line a-a in fig. 1.

Fig. 3 is a schematic partial cross-sectional view of a highlighted guide bar in an embodiment of the present application.

Fig. 4 is an enlarged schematic view at B in fig. 2.

Description of reference numerals: 1. a cylinder body; 11. a stirring motor; 12. a stirring shaft; 121. linkage latch; 13. a blade; 14. a screw rod; 141. a lifting gear; 15. a guide bar; 16. a feed inlet; 17. a discharge port; 2. a mounting ring; 21. a ring body; 211. a first scraper; 212. a guide groove; 213. a limiting groove; 214. mounting grooves; 22. mounting blocks; 3. a rotating ring; 31. a second scraper; 32. a guide block; 33. a limiting block; 4. a rotating mechanism; 41. a gear shaft; 42. rotating the rod; 43. a rotating gear; 5. a linkage mechanism; 51. a linkage cylinder; 52. a linkage rod; 53. a linkage gear.

Detailed Description

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

The embodiment of the application discloses a stirring cylinder for an asphalt mixing plant. Referring to fig. 1 and 2, the stirring cylinder for the asphalt mixing plant comprises a cylinder body 1, a stirring motor 11 fixed on the cylinder body 1, a stirring shaft 12 rotatably connected to the cylinder body 1, a mounting ring 2 slidably arranged in the cylinder body 1, a rotating ring 3 rotatably connected to the mounting ring 2, a rotating mechanism 4 for driving the rotating ring 3 to rotate, and two sets of linkage mechanisms 5 arranged on the cylinder body 1.

Referring to fig. 1 and 2, a feeding hole 16 for feeding is formed in the top wall of the cylinder body 1, and a discharging hole 17 for discharging is formed in the bottom wall of the cylinder body 1. The stirring shaft 12 is fixed on an output shaft of the stirring motor 11, and a plurality of blades 13 for stirring the asphalt concrete are fixed on the stirring shaft 12.

Referring to fig. 2 and 3, the mounting ring 2 includes a ring body 21 and four mounting blocks 22 fixed on the inner wall of the ring body 21, and the mounting blocks 22 are uniformly distributed along the axial lead of the ring body 21 in the circumferential direction. The outer wall of the ring body 21 is fixed with a first scraper 211, and the first scraper 211 is in annular contact with the inner wall of the cylinder body 1. The cylinder body 1 is rotatably connected with a screw rod 14, the length direction of the screw rod 14 is consistent with that of the stirring shaft 12, and the screw rod 14 penetrates through and is in threaded connection with one of the mounting blocks 22.

Referring to fig. 2 and 4, a plurality of second scrapers 31 are fixed on the outer wall of the rotating ring 3, the second scrapers 31 are uniformly distributed along the circumferential direction of the axial lead of the rotating ring 3, and the second scrapers 31 contact with the inner wall of the cylinder 1. Four guide blocks 32 are fixed on the side wall of the rotating ring 3, and the guide blocks 32 are uniformly distributed along the circumferential direction of the axis of the rotating ring 3. The ring body 21 is provided with a guide groove 212, the guide groove 212 is an annular groove, and the guide groove 212 is used for the guide block 32 to slide. The limiting block 33 is fixed on one side of the guide block 32, which is far away from the rotating ring 3, the limiting groove 213 is formed at the bottom of the guide groove 212, the limiting groove 213 is an annular groove, the limiting groove 213 is used for the limiting block 33 to slide, and the width of the limiting block 33 is larger than the groove width of the guide groove 212. The inner wall of the ring body 21 is provided with a mounting groove 214 communicated with the limiting groove 213 and the guide groove 212, and the mounting groove 214 is used for the limiting block 33 to extend into.

Referring to fig. 2 and 4, when the ring body 21 and the rotating ring 3 are connected, the guide blocks 32 are inserted into the guide grooves 212, the rotating ring 3 is rotated until one of the guide blocks 32 is aligned with the mounting groove 214, the limit block 33 is inserted into the limit groove 213 through the mounting groove 214, and finally the limit block 33 and the guide block 32 are welded and fixed. Through the mode, the rest guide blocks 32 and the limiting blocks 33 are connected in sequence, so that the rotating ring 3 is rotatably connected to the mounting ring 2.

Referring to fig. 3 and 4, the rotating mechanism 4 includes a gear shaft 41, a rotating rod 42, and a rotating gear 43, the gear shaft 41 is rotatably connected to the cylinder 1, and the length direction of the gear shaft 41 is identical to the length direction of the stirring shaft 12. The rotating rod 42 is rotatably connected to the mounting block 22 away from the screw rod 14, the rotating gear 43 is fixed on the rotating rod 42, and the gear shaft 41 and the inner wall of the rotating ring 3 are both meshed with the rotating gear 43.

Referring to fig. 2, the linkage mechanism 5 includes a linkage cylinder 51, a linkage rod 52 and a linkage gear 53, the linkage cylinder 51 is fixed on the cylinder body 1, the linkage rod 52 penetrates through a side wall of one side of the cylinder body 1 and extends into the cylinder body 1, and the linkage rod 52 is rotatably connected to an end portion of a piston rod of the linkage cylinder 51. The linkage gear 53 is fixed on the linkage rod 52, the linkage latch 121 is integrally formed on the stirring shaft 12, and the linkage gears 53 in the two linkage mechanisms 5 can be meshed with the linkage latch 121. Lifting gears 141 are fixed at the end parts of the screw rods 14, a linkage gear 53 in one linkage mechanism 5 is meshed with the lifting gears 141, a linkage gear 53 in the other linkage mechanism 5 is meshed with the gear shaft 41, and the stirring shaft 12 drives the screw rods 14 and the gear shaft 41 to rotate through two different linkage mechanisms 5 respectively.

Referring to fig. 4, two guide rods 15 are fixed in the cylinder 1, the length direction of both guide rods 15 is the same as the length direction of the stirring shaft 12, and the two guide rods 15 are respectively arranged on different mounting blocks 22 in a penetrating and sliding manner.

The implementation principle of a stirring cylinder for an asphalt mixing plant in the embodiment of the application is as follows: when cleaning the asphalt on the inner wall of the cylinder body 1, the two linkage cylinders 51 are started to enable the piston rods of the linkage cylinders 51 to drive the linkage rods 52 to move, and the two linkage rods 52 drive the two linkage gears 53 to move until the two linkage gears are both moved to be meshed with the linkage latch 121. Then, the stirring motor 11 is started to drive the stirring shaft 12 to rotate, and the stirring shaft 12 drives the lifting gear 141 and the gear shaft 41 to rotate through two different linkage gears 53. The lifting gear 141 drives the screw rod 14 to rotate, and because the two guide rods 15 limit the rotation of the mounting ring 2, when the screw rod 14 rotates, the mounting ring 2 drives the first scraper 211 and the rotating ring 3 to move along the length direction of the screw rod 14, and the first scraper 211 scrapes off the asphalt on the inner wall of the cylinder body 1. When the gear shaft 41 rotates, the gear shaft 41 drives the rotating ring 3 to rotate through the rotating gear 43, and the rotating ring 3 drives the second scraper 31 to rotate and scrape the asphalt on the inner wall of the cylinder 1. Through above-mentioned structure for the pitch of adhesion on 1 inner wall of cylinder body can be scraped the utilization, has improved the utilization ratio of pitch.

Through two linkage cylinders 51 for the staff can select only to clear up pitch through first scraper 211, only clear up pitch through second scraper 31 or clear up pitch through first scraper 211 and second scraper 31 simultaneously, still can break off the being connected of lead screw 14 and gear shaft 41 and (mixing) shaft 12 after once clearing up, thereby plays energy saving's effect.

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 asphalt mixing plant uses agitator tank, includes cylinder body (1) and rotates (mixing) shaft (12) of connection on cylinder body (1), its characterized in that: slide in cylinder body (1) and be provided with collar (2), be fixed with first scraper (211) on collar (2), first scraper (211) contacts with cylinder body (1) inner wall, cylinder body (1) internal rotation is connected with lead screw (14), lead screw (14) run through and threaded connection is on collar (2), be provided with link gear (5) on cylinder body (1), (mixing shaft (12) rotate through link gear (5) drive lead screw (14), be provided with guide bar (15) in cylinder body (1), guide bar (15) run through and sliding connection is on collar (2).

2. The mixing bowl for asphalt mixing plant according to claim 1, wherein: the linkage mechanism (5) comprises a linkage gear (53) which is rotatably connected to the cylinder body (1), a lifting gear (141) is fixed on the screw rod (14), a linkage latch (121) is arranged on the stirring shaft (12), and the lifting gear (141) and the linkage latch (121) are both meshed with the linkage gear (53).

3. The mixing bowl for asphalt mixing plant according to claim 2, characterized in that: the linkage mechanism (5) further comprises a linkage cylinder (51) arranged on the cylinder body (1) and a linkage rod (52) rotatably connected to the end part of a piston rod of the linkage cylinder (51), and the linkage gear (53) is arranged on the linkage rod (52).

4. The mixing bowl for asphalt mixing plant according to claim 1, wherein: the mounting ring (2) is connected with a rotating ring (3) in a rotating mode, a second scraper (31) is arranged on the rotating ring (3), the second scraper (31) is in contact with the inner wall of the cylinder body (1), and a rotating mechanism (4) used for driving the rotating ring (3) to rotate is arranged on the mounting ring (2).

5. The mixing bowl for asphalt mixing plant according to claim 4, wherein: slewing mechanism (4) are including rotating dwang (42), the setting of rotating gear (43) on dwang (42) and rotate gear shaft (41) of connecting on cylinder body (1) of rotating connection on collar (2), gear shaft (41) and rotating ring (3) all mesh with rotating gear (43).

6. The mixing bowl for asphalt mixing plant according to claim 5, wherein: the stirring mechanism (12) drives the gear shaft (41) to rotate through one group of linkage mechanisms (5).

7. The mixing bowl for asphalt mixing plant according to claim 4, wherein: the rotating ring (3) is provided with a guide block (32), and the mounting ring (2) is provided with a guide groove (212) for the guide block (32) to slide.

8. The mixing bowl for asphalt mixing plant according to claim 7, wherein: the limiting groove (213) is formed in the groove bottom of the guide groove (212), a limiting block (33) connected with the guide block (32) is arranged in the limiting groove (213) in a sliding mode, and the width of the limiting block (33) is larger than the groove width of the guide groove (212).