CN216578681U - Waterproofing membrane powder agitating unit - Google Patents

Abstract

The utility model discloses a waterproof coiled material powder stirring device, which comprises a stirring tank and a frame type stirrer arranged at the center of the top of the stirring tank, wherein high-speed stirrers are symmetrically arranged on two sides of the frame type stirrer respectively, a dispersion disc is arranged at the bottom end of a rotating shaft of the high-speed stirrer, a driving device is arranged at the top end of the rotating shaft, the rotating shaft is arranged on a shell at the top of the stirring tank through a thrust bearing assembling device, the driving device is arranged at the top of the rotating shaft of the frame type stirrer, stirring blades are arranged at the bottom of the rotating shaft, the rotating shaft is arranged on the shell at the top through the thrust bearing assembling device, and a thrust bearing assembly of a thrust bearing, a shaft groove split ring, an elastic retaining ring and a bearing cover structure is adopted to limit the thrust bearing on the rotating shaft. The utility model aims to provide a stirring device which is simple in structure and convenient to install, so that the stirring speed of materials is higher, the mixing is more uniform, the reaction is more sufficient, and the production efficiency is improved.

Description

Waterproofing membrane powder agitating unit

Technical Field

The utility model relates to a stirring device, in particular to a waterproof coiled material powder stirring device.

Background

At present, the waterproof coiled material is produced by using SBS (styrene thermoplastic elastomer) or PVC (polyvinyl chloride) as main material and adding several chemical assistants, and through mixing, extrusion, vulcanization and other steps. In earlier stage, need stir main ingredient and multiple chemical auxiliary agent and mix, produce chemical reaction, but the difficult raw materials misce bene that makes of present agitator, have the dead angle in the agitator tank, can remain and bond more raw materials on the inner wall of agitator tank if the place far away from the paddle, not only caused the waste of raw materials, still can cause and mix the dispersion inhomogeneous, influence the process, reduce production efficiency, influence product quality.

At present, the stirrer is usually provided with a bearing, and axial load and radial load are borne by the bearing, but the bearing is generally responsible for low-speed operation, when the bearing is responsible for high-speed operation, not only energy consumption is increased due to friction, but also the bearing is damaged seriously, equipment is easy to age, maintenance cost is increased, and working efficiency is reduced.

Therefore, a series of improvements have been made to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a waterproof coiled material powder stirring device which has the advantages of simple structure, production efficiency improvement and the like, and solves the problems that the existing stirring device is uneven in stirring, a bearing is aggravated to be damaged, and the processing cost is increased.

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

the utility model provides a waterproofing membrane powder agitating unit, includes: the stirring tank and the frame type stirrer arranged at the center of the top of the stirring tank are symmetrically provided with high-speed stirrers on two sides respectively, each high-speed stirrer comprises a rotating shaft, a dispersion disc is arranged at the bottom end of the rotating shaft, a driving device is arranged at the top end of the rotating shaft, the rotating shaft is arranged on a shell at the top of the stirring tank through a thrust bearing assembly, the frame type stirrer comprises a rotating shaft, the top of the rotating shaft is provided with a driving device, stirring blades are arranged at the bottom of the rotating shaft, the rotating shaft is arranged on the shell at the top through a thrust bearing assembly, the thrust bearing assembly comprises a thrust bearing, two shaft grooves with L-shaped cross sections, a sleeve ring, an elastic check ring and a bearing cover, the thrust bearing is externally provided with a bearing cover, the thrust bearing is arranged between a shaft shoulder of the rotating shaft and the stirring tank shell, and the semicircular shaft grooves with the opposite rings are arranged at the lower parts of the thrust bearing, the cross section of the shaft groove split ring is L-shaped, the shaft groove split ring is clamped into the groove of the rotating shaft from 2 opposite directions, the 2 shaft groove split rings are sleeved into the rotating shaft from 2 opposite directions and are installed with the shaft groove split ring in a matched mode, and the elastic retainer ring is fastened on the rotating shaft and sleeved below the shaft groove split rings.

In the technical scheme, the dispersion disc and the stirring paddle are arranged in the shell, the driving device is arranged outside the shell, the driving device which can drive the high-speed stirrer and the frame stirrer is convenient to install on the top surface of the stirring tank by arranging the rotating shaft which penetrates through the top surface of the stirring tank, the bearing cover is arranged outside the thrust bearing, the thrust bearing is axially limited and plays a role in dust prevention and sealing, a gap exists between the thrust bearing and the two semicircular axial groove split rings, the thrust bearing can bear the axial load generated by the high-speed stirrer and carry out axial positioning, the two semicircular axial groove split rings are clamped into the groove on the rotating shaft from 2 opposite directions, the axial groove matched with the appearance of the axial groove split ring is sleeved into the rotating shaft by the sleeve ring, the two semicircular axial groove split rings are firmly sleeved, so that the thrust bearing can bear the radial load and carry out axial positioning on the thrust bearing, the elastic retainer ring is sleeved in the shaft groove and fastened on the rotating shaft, the shaft groove is axially limited to the sleeve ring, and the sealing effect is achieved.

Furthermore, a feed inlet and an exhaust port are arranged at the top of the stirring tank, a discharge outlet is arranged at the lower part close to the center, and a discharge valve is installed on the discharge outlet.

Among the above-mentioned technical scheme, agitator tank upper portion is provided with feed inlet and gas vent, and the lower part is provided with the discharge gate, makes things convenient for the entering and the outflow of material to and the convenient emission of the gas that produces in the mixed reaction process.

Furthermore, the rotating shaft of the frame type stirrer is positioned at the lower end part of the stirring paddle and is connected with a bearing seat fixedly arranged in the stirring tank.

In the technical scheme, the bearing seat is connected with the lower end part of the rotating shaft of the frame type stirrer, so that more axial loads and radial loads can be borne.

Further, stirring paddle leaf includes upper frame stirring paddle leaf, lower frame stirring paddle leaf and scraper blade, upper frame stirring paddle leaf is parallel with lower frame stirring paddle leaf and is connected with the scraper blade of both sides.

Furthermore, the thrust bearing comprises rolling bodies, the rolling bodies are ball rollers or needle rollers or cylindrical rollers or tapered rollers, and the rolling bodies are connected through retainers.

Further, the bearing cover is fixed on the stirring tank through screws.

Further, the upper frame stirring paddle leaf is located the below of dispersion impeller, stirring paddle leaf's length slightly is less than the internal diameter of agitator tank, the length of scraper blade accounts for two-thirds of the height of agitator tank.

Among the above-mentioned technical scheme, the below of dispersion impeller is located to upper frame stirring paddle leaf, stirring paddle leaf's length slightly is less than the internal diameter 5-8mm of agitator tank, scraper blade thickness 4-5mm, the length of scraper blade accounts for two-thirds of the height of agitator tank, frame agitator can be gone up the liquid stirring and billow, carry out the homodisperse by the dispersion impeller on both sides, make the reaction more abundant, stir more evenly, can also scrape the material that bonds on the agitator tank inner wall down, the waste of raw materials has been avoided, and production efficiency is improved.

Compared with the prior art, the utility model provides a waterproof coiled material powder stirring device, which has the following beneficial effects:

according to the utility model, through the tumbling effect of the frame type stirrer and the dispersing effect of the dispersing disc, materials are uniformly mixed and dispersed, the reaction is more sufficient, the frame type stirrer can also scrape the materials adhered to the inner wall of the stirring tank, the waste of raw materials is avoided, the production efficiency is improved, the axial force and the radial force of the high-speed rotation shaft are borne by the rotating shaft through the installation of the thrust bearing, the maintenance cost is reduced, the service life of equipment is prolonged, and meanwhile, the utility model has the advantages of simple structure, reliability and convenience in maintenance.

Drawings

FIG. 1 is a schematic structural view of a waterproofing membrane powder stirring device;

FIG. 2 is a cross-sectional view of the thrust bearing assembly;

fig. 3 is a schematic structural view of the stirring blade.

The labels in the figure are: 1. a stirring tank; 2. a frame-type stirrer; 21. a rotating shaft; 22. a stirring paddle; 23. a drive device; 221. an upper frame stirring paddle; 222. a lower frame stirring paddle; 223. a squeegee; 3. a high speed mixer; 31. a dispersion tray; 4. a thrust bearing assembly; 41. a thrust bearing; 42. a rolling body; 43. shaft grooves are split; 44. the shaft groove is opposite to the lantern ring; 45. a circlip; 46. a bearing cap; 5. a feed inlet; 6. an exhaust port; 7. a bearing seat; 8. a discharge valve; 9. and (4) a discharge port.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

referring to fig. 1 to 3, an embodiment of the utility model provides a device for stirring powder of a waterproof roll, including: agitator tank 1 and locate frame agitator 2 that agitator tank 1 top central point put, the both sides of frame agitator 2 symmetry respectively are equipped with high speed agitator 3, high speed agitator 3 includes axis of rotation 21, dispersion impeller 31 is installed to the bottom of axis of rotation 21, and drive arrangement 23 is installed on axis of rotation 21 top, and axis of rotation 21 passes through thrust bearing assembly 4 to be installed on the casing at agitator tank 1 top, frame agitator 2 includes axis of rotation 21, axis of rotation 21 top is equipped with drive arrangement 23, and axis of rotation 21 bottom is equipped with stirring paddle 22, and axis of rotation 21 passes through thrust bearing assembly 4 to be installed on the casing at top, thrust bearing assembly 4 includes thrust bearing 41, two axial flutes split ring 43, two axial flutes that the cross-section is the L type to lantern ring 44, circlip 45 and bearing cap 46, thrust bearing 41 outside is equipped with bearing cap 46, the thrust bearing 41 is arranged between a shaft shoulder of the rotating shaft and the shell of the stirring tank 1, the lower part of the thrust bearing 41 is provided with a semicircular shaft groove split ring 43, the cross section of the shaft groove split ring 43 is L-shaped, the shaft groove split ring 43 is clamped into a groove of the rotating shaft 21 from 2 opposite directions, 2 shaft groove split rings 44 are sleeved on the rotating shaft 21 from 2 opposite directions and are installed in a matching manner with the shaft groove split ring 43, and the elastic retainer ring 45 is fastened on the rotating shaft 21 and sleeved below the shaft groove split ring 44.

Frame agitator 2's stirring paddle leaf 22 can be billed the liquid stirring, dispersion impeller 32 plays the dispersion effect, it is more abundant to make the liquid reaction, the stirring is more even, adopt thrust bearing 41, the axial trough is to the split ring 43, the axial trough is to lantern ring 44, circlip 45 and bearing cap 46's thrust bearing assembly 4's structure, bear frame agitator 2 and high-speed agitator 3's axial load and radial load, circlip 45 plays sealed effect, bearing cap 46 carries out axial to thrust bearing 41 and prescribes a limit to, and play dustproof and sealed effect.

The top of the stirring tank 1 is provided with a feeding hole 5 and an exhaust hole 6, the lower part is provided with a discharging hole 9 close to the center, and the discharging hole 9 is provided with a discharging valve 8.

The upper part of the stirring tank 1 is provided with the feed inlet 5 and the exhaust port 6, and the lower part of the stirring tank is provided with the discharge port 9, so that the materials can enter and flow out conveniently, and the gas generated in the mixing reaction process can be discharged conveniently.

The rotating shaft 21 of the frame stirrer 2 is connected with the bearing seat 7 fixedly arranged in the stirring tank 1 at the lower end part of the stirring blade 22.

The bearing housing 7 is connected to the lower end portion of the rotating shaft 21 of the frame agitator 2, and can bear more axial and radial loads.

The stirring blade 22 includes an upper frame stirring blade 221, a lower frame stirring blade 222 and scrapers 223, and the upper frame stirring blade 221 is parallel to the lower frame stirring blade 222 and is connected with the scrapers 223 at both sides.

The thrust bearing 41 includes rolling elements 42, the rolling elements 42 are ball rollers, needle rollers, cylindrical rollers, or tapered rollers, and the rolling elements 42 are connected to each other by a cage.

The upper frame stirring blade 221 is arranged below the dispersion disc 32, the length of the stirring blade 22 is slightly smaller than the inner diameter of the stirring tank 1, and the length of the scraper 223 accounts for two thirds of the height of the stirring tank 1.

The length of the stirring paddle 22 is slightly smaller than the inner diameter of the stirring tank 1 by 5-8mm, the thickness of the scraper 223 is 4-5mm, and the frame type stirrer 2 can scrape materials adhered to the inner wall of the stirring tank 1, so that the waste of raw materials is avoided, and the production efficiency is improved.

According to the utility model, through the tumbling effect of the frame type stirrer 2 and the dispersing effect of the dispersing disc 32, materials are uniformly mixed and dispersed, the reaction is more sufficient, the frame type stirrer 2 can also scrape the materials adhered to the inner wall of the stirring tank 1, the waste of raw materials is avoided, the production efficiency is improved, the axial load and the radial load of the frame type stirrer 2 and the high-speed stirrer 3 are borne by the structure of the thrust bearing assembly 4 comprising the thrust bearing 41, the shaft groove split ring 43, the shaft groove split ring 44, the elastic retainer ring 45 and the bearing cover 46, the maintenance cost is reduced, the service life of the equipment is prolonged, and meanwhile, the utility model has the advantages of simple and reliable structure and convenience in maintenance.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above examples are only used to illustrate the technical solution of the present invention, and do not limit the scope of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from these embodiments without making any inventive step, fall within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art may still make various combinations, additions, deletions or other modifications of the features of the embodiments of the present invention according to the situation without conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present invention, and these technical solutions also fall within the protection scope of the present invention.

Claims (7)

1. The utility model provides a waterproofing membrane powder agitating unit which characterized in that includes: the stirring device comprises a stirring tank (1) and a frame type stirrer (2) arranged at the center of the top of the stirring tank (1), wherein high-speed stirrers (3) are symmetrically arranged on two sides of the frame type stirrer (2) respectively;

the high-speed stirrer (3) comprises a rotating shaft (21), a dispersion disc (31) is installed at the bottom end of the rotating shaft (21), a driving device (23) is installed at the top end of the rotating shaft (21), and the rotating shaft (21) is installed on a shell at the top of the stirring tank (1) through a thrust bearing assembly (4);

the frame type stirrer (2) comprises a rotating shaft (21), a driving device (23) is arranged at the top of the rotating shaft (21), stirring blades (22) are arranged at the bottom of the rotating shaft (21), and the rotating shaft (21) is installed on a shell at the top through a thrust bearing assembly (4);

the thrust bearing assembly (4) comprises a thrust bearing (41), two shaft groove split rings (43), two shaft groove split rings (44) with L-shaped sections, an elastic retainer ring (45) and a bearing cover (46), a bearing cover (46) is arranged outside the thrust bearing (41), the thrust bearing (41) is arranged between the shaft shoulder of the rotating shaft and the shell of the stirring tank (1), the lower part of the thrust bearing (41) is provided with a semicircular shaft groove split ring (43), the section of the shaft groove split ring (43) is L-shaped, the shaft groove split rings (43) are clamped into the grooves of the rotating shaft (21) from 2 opposite directions, the 2 shaft groove split rings (44) are sleeved on the rotating shaft (21) from 2 opposite directions and are matched with the shaft groove split rings (43) for installation, the elastic retainer ring (45) is fastened on the rotating shaft (21) and sleeved below the shaft groove pair lantern ring (44).

2. The stirring device for the waterproof coiled material powder is characterized in that a feeding hole (5) and an exhaust hole (6) are formed in the top of the stirring tank (1), a discharging hole (9) is formed in the position, close to the center, of the lower portion of the stirring tank, and a discharging valve (8) is installed on the discharging hole (9).

3. The waterproofing membrane powder stirring device according to claim 1, characterized in that the rotating shaft (21) of the frame stirrer (2) is connected to a bearing seat (7) fixedly arranged inside the stirring tank (1) at the lower end of the stirring paddle (22).

4. The waterproofing membrane powder stirring device of claim 1, wherein the stirring paddle (22) comprises an upper frame stirring paddle (221), a lower frame stirring paddle (222) and scrapers (223), and the upper frame stirring paddle (221) is parallel to the lower frame stirring paddle (222) and is connected with the scrapers (223) on both sides.

5. The stirring device for waterproof coiled material powder material as claimed in claim 1, wherein the thrust bearing (41) contains rolling elements (42), the rolling elements (42) are ball rollers or needle rollers or cylindrical rollers or tapered rollers, and the rolling elements (42) are connected with each other through retainers.

6. Waterproofing membrane powder stirring device according to claim 1, wherein said bearing cover (46) is fixed to the stirring tank (1) by screws.

7. The waterproofing membrane powder stirring device of claim 4, characterized in that the upper frame stirring paddle (221) is arranged below the dispersion plate (31), the length of the stirring paddle (22) is slightly less than the inner diameter of the stirring tank (1), and the length of the scraper (223) accounts for two thirds of the height of the stirring tank (1).

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