CN217829977U

CN217829977U - Asphalt reaction kettle with wall scraping device

Info

Publication number: CN217829977U
Application number: CN202220982110.2U
Authority: CN
Inventors: 夏时宏; 李鄂; 刘杰
Original assignee: Chengdu Zhuobao Novel Building Material Co ltd; Shenzhen Zhuobao Technology Co Ltd
Current assignee: Chengdu Zhuobao Novel Building Material Co ltd; Shenzhen Zhuobao Technology Co Ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-11-18
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a pitch reation kettle with scrape wall device belongs to the clean technical field of reation kettle, include agitating unit, reation kettle and scrape the wall device, agitating unit sets up reation kettle is directly over, it includes slewing bracket, scraper and a drive arrangement to scrape the wall device, the slewing bracket cover is established among the reation kettle, the scraper rotates to be connected slewing bracket is last, and the orientation reation kettle's inner wall, a drive arrangement is used for the drive slewing bracket winds reation kettle's center rotates, and the wall device of scraping on this reation kettle adopts the centerless pivoted mode transmission of ring gear, rotates and need not follow the main shaft by the external power drive and rotate stably, the scraper can rotatory adjustment strike off thickness, strikes off effectually, and simple structure and fault rate are low.

Description

Asphalt reaction kettle with wall scraping device

Technical Field

The utility model relates to a clean technical field of reation kettle, concretely relates to pitch reation kettle with scrape wall device.

Background

Asphalt is waterproof material and anticorrosive material widely used, mainly be applied to the roofing, ground, the waterproof of underground structure, timber, the anticorrosive of steel, the pitch production process is comparatively complicated to need to handle in multiple reaction vessel, the pitch reation kettle is the pressure vessel that a heating pitch used, can heat and stir the mixture to pitch, additive and pitch misce bene in the reation kettle, current pitch reation kettle is after long-time the use, can glue pitch on reation kettle's the inner wall, pitch solidifies after the repeated rise or fall temperature, the crust hardens on reation kettle's inner wall, reation kettle's heating efficiency has been reduced, thereby reduce pitch reation kettle's production efficiency, consequently, need regularly clear up reation kettle's inner wall, because reation kettle's structure and space restriction, can't use large-scale instrument, the mode of manual cleaning after generally adopting the heating, the clearance procedure is loaded down with trivial details and inefficiency.

Prior publication No. CN113522201A discloses a cleaning and drying device for a reaction kettle, which comprises: the reaction kettle comprises a reaction kettle body, wherein a top cover is arranged at the top of the reaction kettle body, a feeding pipe is arranged on one side of the upper end of the reaction kettle body, and a discharging pipe is arranged on one side of the bottom of the reaction kettle body; the cleaning mechanism is arranged inside the reaction kettle body; the drying mechanism is arranged inside the reaction kettle body; the cleaning mechanism includes: the first rotating disc is horizontally and rotatably arranged at the center of the upper end in the top cover; the number of the spray heads is four; the stirring shaft is vertically arranged at the center of the interior of the reaction kettle body; the vertical side rods are provided with a pair of vertical side rods, a plurality of swing rods which are distributed at equal intervals in the vertical direction are arranged between the vertical side rods and the stirring shaft, and a scraper is arranged on one surface, close to the inner wall of the reaction kettle body, of each vertical side rod; this reation kettle's cleaning brush is connected at the end of vertical pole, receives the influence of reactant easily in the stirring, and it blocks the reactant easily and flows, reduces stirring efficiency, and the complicated fault rate of stirring structure is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pitch reation kettle with scrape wall device should scrape the wall device and adopt centerless pivoted mode to strike off reation kettle clean, has solved and has scraped the problem that wall device structure is complicated, hinder the material stirring.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides an asphalt reaction kettle with scrape wall device, includes agitating unit, reation kettle and scrapes the wall device, agitating unit sets up directly over reation kettle, it includes slewing bracket, scraper and a drive arrangement to scrape the wall device, the slewing bracket cover is established among the reation kettle, the scraper rotates to be connected on the slewing bracket, and the orientation reation kettle's inner wall, a drive arrangement is used for the drive slewing bracket winds reation kettle's center rotates.

Still include a plurality of direction wheelsets and diversion pole, it is a plurality of the direction wheelset sets up on reation kettle's the inner wall, the runing rest is with a plurality of direction wheelset roll connection, the diversion pole rotates to be connected on the runing rest, and with reation kettle's inner wall is parallel, the scraper sets up on the diversion pole, be used for giving the runing rest rotates the direction for the scraper with the reation kettle inner wall is parallel.

The guide wheel set comprises a supporting rod, a first guide wheel and a second guide wheel, one end of the supporting rod is arranged on the inner wall of the reaction kettle, the supporting rod points to the center of the reaction kettle, the first guide wheel is connected to the other end of the supporting rod in a rotating mode, the second guide wheel is arranged in the middle of the supporting rod, and a roller path is reserved between the first guide wheel and the second guide wheel and used for supporting the rotation of the rotary support.

The guide wheel sets are uniformly distributed around the center of the reaction kettle, so that the rotation center is ensured to rotate smoothly and vibrate little.

The rotary support comprises a first inner gear ring, the first inner gear ring is sleeved in the reaction kettle, and the first inner gear ring is close to the upper end of the reaction kettle and used for driving the rotary support to rotate.

The first inner gear ring comprises a toothed part and a smooth part, the toothed part is arranged on the lower half part of the inner wall of the first inner gear ring, the smooth part is arranged on the upper half part of the inner wall of the first inner gear ring, and the smooth part is lower than the toothed part and is used for supporting and driving.

The tooth form of the first inner gear ring is trapezoidal, so that the rotation efficiency is high.

The rotating angle range of the turning rod is 0-270 degrees, and the turning rod is used for adjusting the distance between the scraper and the inner wall of the reaction kettle.

The scraping device is characterized by further comprising a second driving device, the second driving device is arranged on the rotary support, and an output shaft of the second driving device is connected with one end of the turning rod and used for driving the scraper to adjust the scraping depth.

Agitating unit includes gear motor, (mixing) shaft and a plurality of stirring rake, gear motor sets up directly over reation kettle, the (mixing) shaft one end with gear motor's output shaft links to each other, and is a plurality of the stirring rake divides the multilayer to set up on the (mixing) shaft for stirring pitch.

The beneficial effects of the utility model are that:

(1) The wall scraping device on the reaction kettle adopts a mode of centreless rotation of the inner gear ring, the rotation is driven by external power without rotating along with the main shaft, the rotation is stable, the structure is simple, and the failure rate is low.

(2) This scrape wall device's scraper and reation kettle inner wall's distance is the adjustable, can adjust the thickness of striking off pitch on the reation kettle inner wall, prevents that the scraper from damaging the reation kettle wall, uses the back for a long time, can guarantee through adjusting the scraper to strike off the stability of thickness, has improved this life who scrapes wall device.

Drawings

FIG. 1 is a structural diagram of an asphalt reactor with a wall scraping device provided by the present invention;

fig. 2 is a cross-sectional view of the wall scraping device of the asphalt reactor with the wall scraping device provided by the present invention;

fig. 3 is a structural diagram of a guide wheel set provided by the present invention;

FIG. 4 is a cross-sectional view of the second embodiment.

Reference numerals are as follows:

1. a stirring device; 11. a reduction motor; 12. a stirring shaft; 13. a stirring paddle; 2. a reaction kettle; 3. a wall scraping device; 31. a rotating support; 32. a guide wheel set; 321. a support bar; 322. a first guide wheel; 323. a second guide wheel; 324. a raceway; 33. a scraper; 34. a direction-changing lever; 35. a first driving device; 351. a motor; 352. a gear; 36. a second driving device; 37. a second ring gear; 38. a linkage shaft; 39. a first ring gear; 391. a toothed portion; 392. a smooth portion; 4. three connecting rods; 41. a linkage rod; 42. a swing link.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Example one

As shown in fig. 1-3, an asphalt reaction kettle with a wall scraping device comprises a stirring device 1, a reaction kettle 2 and a wall scraping device 3, wherein the stirring device 1 is installed right above the reaction kettle 2, the wall scraping device 3 comprises a rotary support 31, six guide wheel sets 32, scrapers 33, a turning rod 34 and a first driving device 35, the rotary support 31 comprises a first inner gear ring 39, the first inner gear ring 39 is sleeved in the reaction kettle 2, the six guide wheel sets 32 are fixed on the upper portion of the inner wall of the reaction kettle 2 and close to the top end of the reaction kettle 2, the first inner gear ring 39 is in rolling connection with the six guide wheel sets 32, the turning rod 34 is rotatably connected to the first inner gear ring 39 and is parallel to the inner wall of the reaction kettle 2, the scrapers 33 are installed on the turning rod 34 and have the same direction as the turning rod 34, the first driving device 35 is installed above the reaction kettle 2, and the first driving device 35 is used for driving the first inner gear ring 39 to rotate around the center of the reaction kettle 2.

Further, the guide wheel set 32 is composed of a support rod 321, a first guide wheel 322 and a second guide wheel 323, the support rod 321 is an L-shaped angle iron, one end of the support rod 321 with an angle is welded on the inner wall of the reaction kettle 2, the support rod 321 points to the center of the reaction kettle 2, the first guide wheel 322 is rotatably connected to the other end of the support rod 321, the second guide wheel 323 is rotatably connected to the middle of the support rod 321, a gap is left between the first guide wheel 322 and the second guide wheel 323 to form a raceway 324, the raceway 324 is in contact with the first inner gear ring 39 to limit the first inner gear ring 39 to rotate around the center of the reaction kettle 2 in a non-axial manner, the first inner gear ring 39 does not rotate with the center, the stirring device 1 and the wall scraping device 3 are both independent, the load on the stirring shaft 12 is reduced, and the complexity of the structure is reduced.

Preferably, the first guide wheel 322 and the second guide wheel 323 are both pulleys with flanges, a bearing is arranged in the middle of the pulleys, the surfaces of the first guide wheel 322 and the second guide wheel 323 are both in contact with the inner side and the outer side of the first inner gear ring 39, and the flanges clamp the first inner gear ring 39 in the middle of the first guide wheel 322 and the second guide wheel 323 to play a supporting role.

Preferably, the six guide wheel sets 32 are uniformly distributed around the center of the reaction kettle 2, and the proper number of the guide wheel sets 32 can enable the first inner gear ring 39 to rotate smoothly, so that the generated vibration and noise are reduced, and the stability of the wall scraping device 3 in operation is improved.

Preferably, the first driving device 35 includes a motor 351 and a gear 352, the gear 352 is mounted on an output shaft of the motor 351, and the gear 352 is in gear engagement with the first ring gear 39 and is used for driving the first ring gear 39 to rotate under the control of the controller, and the gear transmission has good stability, high accuracy and convenient maintenance.

Preferably, the first ring gear 39 comprises a toothed portion 391 and a smooth portion 392, the toothed portion 391 is arranged at the lower half part of the inner wall of the first ring gear 39, the smooth portion 392 is arranged at the upper half part of the inner wall of the first ring gear 39, the smooth portion 392 is lower than the toothed portion 391, namely, the toothed portion 391 is closer to the center of the reaction kettle 2, the smooth portion 392 is in contact with the first guide wheel 322 to limit the first ring gear 39 from shifting towards the center of the reaction kettle 2, the outer surface of the first ring gear 39 is in contact with the second guide wheel 323 to limit the first ring gear 39 from shifting towards the inner wall of the reaction kettle 2, the toothed portion 391 is in a trapezoidal tooth shape, the trapezoidal tooth engagement is stable, the revolution rate is high, and the revolving body is suitable for revolving body movement.

Preferably, the first ring gear 39, the second ring gear 37 and the linkage shaft 38 are combined to form a cylinder on the rotary support 31, the second ring gear 37 is located at the lower part of the reaction kettle 2, two ends of the turning rod 34 are respectively connected with the first ring gear 39 and the second ring gear 37, the linkage shaft 38 is rotatably connected to the rotary support 31, one end of the linkage shaft is connected to the output shaft of the motor 351, and the other end of the linkage shaft is provided with a driving gear for driving the second ring gear 37 to rotate and pushing the scraper 33 to scrape, so that the stability and accuracy of scraping the asphalt on the inner wall of the reaction kettle 2 by the scraper 33 are improved.

Preferably, the direction-changing rod 34 is made of solid stainless steel, one end of the direction-changing rod is rotatably connected to the first inner gear ring 39, and the rotation angle of the direction-changing rod 34 ranges from 0 degrees to 270 degrees.

Preferably, the scraper 33 is a long strip steel blade, the length of the scraper 33 is shorter than that of the direction-changing rod 34, the scraper 33 is arranged along the length direction of the direction-changing rod 34, one end of the scraper is provided with an acute-angle cutting edge, the other end of the scraper is welded on the direction-changing rod 34, the scraper 33 adjusts the distance with the inner wall of the reaction kettle 2 along with the rotation of the direction-changing rod 34, the thickness of the scraped asphalt is confirmed, the load on the first driving device 35 during asphalt scraping is reduced, the blocking condition is prevented, the failure rate of the wall scraping device 3 is reduced, the wall scraping device 3 can deform and deviate during long-term use, the deformation amount can be compensated by adjusting the angle of the scraper 33, the asphalt lamination on the inner wall of the reaction kettle 2 is ensured, and the heating performance of the reaction kettle 2 cannot be affected.

Preferably, the reaction kettle 2 is further provided with a second driving device 36, the second driving device 36 is mounted on the first inner gear ring 39, and an output shaft of the second driving device 36 is connected with one end of the direction-changing rod 34 and is used for driving the direction-changing rod 34 to rotate.

Preferably, the stirring device 1 comprises a speed reduction motor 11, a stirring shaft 12 and twelve stirring paddles 13, wherein the speed reduction motor 11 is connected to the right upper part of the reaction kettle 2 through bolts, one end of the stirring shaft 12 is connected with an output shaft of the speed reduction motor 11, and the twelve stirring paddles 13 are arranged on the stirring shaft 12 in multiple layers.

Preferably, every four of the twelve stirring paddles 13 are one layer and are evenly distributed around the stirring shaft 12 in three layers, the stirring paddles 13 are inclined, the far ends of the stirring paddles are not in contact with the first inner gear ring 39, the stirring paddles 13 push the asphalt along the stirring shaft 12 in the stirring process, and the wall scraping device 3 is attached to the inner wall of the reaction kettle 2, so that the stirring of the asphalt is enhanced, the asphalt is not easy to generate vortex in the area contacted by the stirring paddles 13, and the stirring effect of the asphalt is improved.

The working process of the asphalt reaction kettle is as follows:

after the asphalt is repeatedly heated and stirred for a period of time in the reaction kettle 2, part of the cooled asphalt is bonded on the inner wall of the reaction kettle 2 to form a hardened lamination, after the stirred asphalt is completely removed by the reaction kettle 2, the heating function is continuously started, the hardened lamination is softened after being heated for a certain time, the angle of the scraper 33 is adjusted by the second driving device 36, the scraper 33 is cut into the hardened lamination for a certain depth, the second driving device 36 is locked, the first driving device 35 is started to drive the first inner gear ring 39 to rotate, the rotating speed of the first inner gear ring 39 is adjusted according to the load condition of the first driving device 35, the hardened lamination is rotated for a certain number of turns, the scraper 33 scrapes the hardened lamination once, the angle of the scraper 33 is adjusted by the second driving device 36, the cutting depth of the scraper 33 is increased, the first inner gear ring 39 is driven to rotate again by the first driving device 35, the hardened lamination is cleaned, the process is repeated, and the wall scraping device 3 is stopped until the distance from the scraper 33 to the inner wall of the reaction kettle 2 reaches a set value, and the hardened lamination cleaning is completed.

Example two

As shown in fig. 4, with reference to the same features of the embodiment, the description is omitted, two scrapers 33 and two direction-changing rods 34 are mounted on the first ring gear 39, the two scrapers 33 are symmetrically distributed around the stirring shaft 12, the upper ends of the two direction-changing rods 34 are connected by three connecting rods 4, the three connecting rods 4 are composed of a linkage rod 41 and two swing rods 42, one end of each swing rod 42 is rotatably connected to the upper ends of the two direction-changing rods 34, the other end of each swing rod is rotatably connected to two ends of the linkage rod 41, the second driving device 36 can simultaneously drive the two scrapers 33 to adjust the angles through the three connecting rods 4, and the two scrapers 33 perform scraping operation at the same time, so as to improve the scraping efficiency and the scraping quality.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.

Claims

1. The utility model provides a pitch reation kettle with scrape wall device, includes agitating unit (1), reation kettle (2) and scrapes wall device (3), agitating unit (1) sets up directly over reation kettle (2), its characterized in that, it includes slewing bracket (31), scraper (33) and a drive arrangement (35) to scrape wall device (3), slewing bracket (31) cover is established in reation kettle (2), scraper (33) rotate to be connected in slewing bracket (31), and the orientation the inner wall of reation kettle (2), a drive arrangement (35) are used for the drive slewing bracket (31) wind the center of reation kettle (2) rotates.

2. The asphalt reactor with wall scraping device as set forth in claim 1, wherein:

still include a plurality of direction wheelset (32) and diversion pole (34), it is a plurality of direction wheelset (32) set up on reation kettle (2)'s the inner wall, slewing bracket (31) and a plurality of direction wheelset (32) roll connection, diversion pole (34) rotate to be connected on slewing bracket (31), and with reation kettle (2)'s inner wall is parallel, scraper (33) set up on diversion pole (34).

3. The asphalt reactor with wall scraping device as set forth in claim 2, wherein:

the guide wheel set (32) comprises a supporting rod (321), a first guide wheel (322) and a second guide wheel (323), one end of the supporting rod (321) is arranged on the inner wall of the reaction kettle (2), the supporting rod (321) points to the center of the reaction kettle (2), the first guide wheel (322) is rotatably connected to the other end of the supporting rod (321), the second guide wheel (323) is arranged in the middle of the supporting rod (321), and a roller path (324) is reserved between the first guide wheel (322) and the second guide wheel (323).

4. The asphalt reactor with wall scraping device as set forth in claim 3, wherein:

the guide wheel sets (32) are uniformly distributed around the center of the reaction kettle (2).

5. The asphalt reactor with wall scraping device as set forth in claim 4, wherein:

the slewing bearing (31) comprises a first inner gear ring (39), the first inner gear ring (39) is sleeved in the reaction kettle (2), and the first inner gear ring (39) is close to the upper end of the reaction kettle (2).

6. The asphalt reactor with wall scraping device as defined in claim 5, wherein:

the first ring gear (39) comprises a toothed portion (391) and a smooth portion (392), the toothed portion (391) is arranged on the lower half portion of the inner wall of the first ring gear (39), the smooth portion (392) is arranged on the upper half portion of the inner wall of the first ring gear (39), and the smooth portion (392) is lower than the toothed portion (391).

7. The asphalt reactor with wall scraping device as set forth in claim 6, wherein:

the tooth form of the first inner gear ring (39) is set to be trapezoidal tooth.

8. The asphalt reactor with wall scraping device as set forth in claim 2, wherein:

the turning angle range of the turning rod (34) is 0-270 degrees.

9. The asphalt reactor with wall scraping device as set forth in claim 2, wherein:

the steering mechanism is characterized by further comprising a second driving device (36), wherein the second driving device (36) is arranged on the rotary support (31), and an output shaft of the second driving device (36) is connected with one end of the direction changing rod (34).

10. Asphalt reactor with wall scraping device according to any of claims 1-9, characterized in that:

agitating unit (1) includes gear motor (11), (mixing) shaft (12) and a plurality of stirring rake (13), gear motor (11) set up reation kettle (2) directly over, the one end of (mixing) shaft (12) with the output shaft of gear motor (11) links to each other, and is a plurality of stirring rake (13) divide the multilayer to set up on (mixing) shaft (12).