CN212040258U - Stirring shaft mounting structure of filtering, washing and drying machine - Google Patents

Abstract

The utility model discloses a mounting structure of a stirring shaft of a filtering washing dryer, which comprises an upper supporting plate and a lower supporting plate which are arranged on a filtering washing dryer tank body and a stirring shaft which is arranged inside the filtering washing dryer tank body, wherein the upper supporting plate is provided with an upper mounting hole, the lower supporting plate is provided with a lower mounting hole, the stirring shaft is matched and connected with the lower mounting hole and the upper mounting hole in sequence, the stirring shaft comprises a small shaft section and a big shaft section, and the junction of the small shaft section and the big shaft section forms a step; the mounting groove has been seted up on the inner wall of last mounting hole, goes up to inlay in the mounting groove and is equipped with and is used for forming sealed complex upper seal ring with (mixing) shaft staff section, goes up mounting groove interference fit on the upper seal ring, has seted up down the mounting groove on the inner wall of lower mounting hole, is equipped with in the lower mounting groove to be used for forming sealed complex lower sealing ring, lower sealing ring and lower mounting groove interference fit with (mixing) shaft staff section. The utility model discloses not only make things convenient for the dismouting, the leakproofness is good moreover, can avoid (mixing) shaft, speed reducer axle sleeve to produce the corrosion.

Description

Stirring shaft mounting structure of filtering, washing and drying machine

Technical Field

The utility model relates to a filter washing desiccator field of making especially relates to a (mixing) shaft mounting structure of filter washing desiccator.

Background

At present, in the pharmaceutical and food industries, the processes of solid-liquid separation, solid washing, solid drying and solid discharging need closed continuous operation, so a filtering, washing and drying machine is needed. The tank body of the filter washing dryer is provided with a stirring device, the stirring device comprises a motor, a speed reducer and a stirring shaft, the motor is connected with the stirring shaft through the speed reducer, the tank body is also provided with an upper supporting plate and a lower supporting plate, one end of the stirring shaft penetrates through the upper supporting plate and the lower supporting plate, and the stirring shaft is rotatably connected with the two supporting plates. However, traditional (mixing) shaft is cylindric, and is inseparabler for the installation with two backup pads, has improved the dismouting degree of difficulty of (mixing) shaft to the (mixing) shaft does not have the sealing member when installing in two backup pads, and inside consequently jar external steam of body entered into (mixing) shaft and speed reducer axle sleeve easily, thereby made the (mixing) shaft produce the corrosion, caused the (mixing) shaft card to die easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter washing desiccator's (mixing) shaft mounting structure, the utility model discloses not only make things convenient for the dismouting, the leakproofness is good moreover, can avoid (mixing) shaft and speed reducer axle sleeve hole to produce the corrosion to improve the life of (mixing) shaft.

In order to achieve the above object, the utility model provides a following technical scheme: the mounting structure of the stirring shaft of the filtering, washing and drying machine comprises an upper supporting plate and a lower supporting plate which are arranged on a tank body of the filtering, washing and drying machine and the stirring shaft which is arranged inside the tank body of the filtering, washing and drying machine, wherein the upper supporting plate is provided with an upper mounting hole, the lower supporting plate is provided with a lower mounting hole, the stirring shaft is sequentially matched and connected with the lower mounting hole and the upper mounting hole, the stirring shaft comprises a small shaft section and a large shaft section, the diameter of the small shaft section is smaller than that of the large shaft section, and a step is formed at the junction of the small shaft section and; the mounting groove has been seted up on the inner wall of going up the mounting hole, inlay in going up the mounting groove and be used for forming sealed complex upper seal ring with the (mixing) shaft staff section to mounting groove interference fit on the upper seal ring, set up down the mounting groove down on the inner wall of mounting hole, be equipped with in the lower mounting groove and be used for forming sealed complex lower sealing ring with the (mixing) shaft staff section to lower sealing ring and lower mounting groove interference fit.

Preferably, threaded connection has the speed reducer axle sleeve on the staff section of (mixing) shaft, and the one end of speed reducer axle sleeve supports and makes the upper seal ring axial be positioned in the mounting groove on the upper seal ring, and the other end of speed reducer axle sleeve supports and makes the lower seal ring axial be positioned in the mounting groove down on the lower seal ring.

Preferably, an upper sealing ring is clamped between the upper sealing ring and the small shaft section of the stirring shaft and between the upper sealing ring and the upper end face of the shaft sleeve of the speed reducer, and a lower sealing ring is clamped between the lower sealing ring and the small shaft section of the stirring shaft and between the lower sealing ring and the lower end face of the shaft sleeve of the speed reducer.

Preferably, the part of the inner edge of the bottom of the lower sealing ring abuts against the step of the stirring shaft.

Preferably, the height of the step is 0.6-2.5 mm.

The utility model discloses a technological effect and advantage:

1. the utility model discloses to be the structure of cylindric (mixing) shaft design for having little shaft part and major axis section originally, be about to the (mixing) shaft of original constant diameter and change into big-end-up's structure, this kind of structure makes the (mixing) shaft better insert the last mounting hole of backup pad and the lower mounting hole of backup pad, has made things convenient for the dismouting. Simultaneously, set up in the last mounting groove of last mounting hole and be used for forming sealed complex upper seal ring with (mixing) shaft staff section, set up in the lower mounting groove of mounting hole down and be used for forming sealed complex lower seal ring with (mixing) shaft staff section, the leakproofness between (mixing) shaft and the last mounting hole and between (mixing) shaft and the lower mounting hole has been strengthened, play waterproof effect, can prevent that external steam from entering into jar internal portion, it produces the corrosion to have avoided (mixing) shaft and speed reducer axle sleeve hole, cause the (mixing) shaft card to die, thereby improve the life of (mixing) shaft.

2. The utility model discloses a speed reducer axle sleeve that sets up on the (mixing) shaft supports last mounting groove and lower mounting groove with last sealing ring respectively to play axial positioning's effect to last sealing ring and lower sealing ring, prevent in the equipment use, go up sealing ring or lower sealing ring and produce axial displacement, influence the leakproofness.

3. The utility model discloses inlay in the inboard and the bottom surface of last sealing ring and establish the upper seal circle, thereby improve between upper seal ring and the (mixing) shaft staff section and the leakproofness between upper seal ring and the speed reducer axle sleeve up end, and on the same reason, inlay in the inboard and the bottom surface of lower sealing ring and establish the bottom seal circle, thereby improve the leakproofness between lower sealing ring and the (mixing) shaft staff section and between lower sealing ring and the speed reducer axle sleeve down the terminal surface, thereby promoted the dampproofing and waterproofing effect of upper seal ring and lower sealing ring greatly, guarantee that the (mixing) shaft does not take place to rust.

4. The utility model discloses the position of lower sealing ring bottom inward flange supports the step at the (mixing) shaft, has both guaranteed the good sealed effect of lower sealing ring, and the installation that can make the (mixing) shaft again is more firm reliable, and is more steady when making the (mixing) shaft rotate.

5. The utility model discloses the height of step is 0.6 ~ 2.5mm, and the step height of this within range not only makes things convenient for processing, reduces the production degree of difficulty and cost, can guarantee the intensity of axle moreover, reduces the loss of material, and then improves its life.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure: 1. an upper support plate; 2. a lower support plate; 3. a stirring shaft; 4. a small shaft section; 5. a large shaft section; 6. a step; 7. an upper mounting hole; 8. mounting a mounting groove; 9. an upper seal ring; 10. a lower mounting hole; 11. a lower mounting groove; 12. a lower seal ring; 13. a speed reducer shaft sleeve; 14. an upper sealing ring; 15. and a lower sealing ring.

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

Example (b): the mounting structure of the stirring shaft of the filtering washing and drying machine shown in the attached figures 1-3 comprises an upper supporting plate 1 and a lower supporting plate 2 which are arranged on a tank body of the filtering washing and drying machine and a stirring shaft 3 which is arranged inside the tank body of the filtering washing and drying machine, wherein a closed cavity is arranged between the upper supporting plate 1 and the lower supporting plate 2, an upper mounting hole 7 is arranged on the upper supporting plate 1, a lower mounting hole 10 is arranged on the lower supporting plate 2, and the stirring shaft 3 is sequentially matched and connected with the lower mounting hole 10 and the upper mounting hole 7. (mixing) shaft 3 includes little shaft section 4 and big shaft section 5 (the two is coaxial integrative), the diameter of little shaft section 4 is less than the diameter of big shaft section 5, the juncture of little shaft section 4 and big shaft section 5 forms step 6, will originally be cylindric (mixing) shaft 3 design for having little shaft section 4 and big shaft section 5's structure, be about to the (mixing) shaft 3 of original uniform diameter change into big-end-up's structure, this kind of structure makes during (mixing) shaft 3 better inserts last mounting hole 7 of backup pad 1 and the lower mounting hole 10 of backup pad 2, the dismouting has been made things convenient for. Go up and seted up mounting groove 8 on the inner wall of mounting hole 7, go up to inlay in the mounting groove 8 and be used for forming sealed complex last sealing ring 9 with (mixing) shaft 3 staff section 4 (the inboard outside of going up sealing ring 9 and (mixing) shaft 3 staff section 4 closely laminates) to go up 8 interference fit of mounting groove on the last sealing ring 9, seted up down mounting groove 11 down on the inner wall of mounting hole 10, be equipped with down in the mounting groove 11 and be used for forming sealed complex lower sealing ring 12 with (mixing) shaft 3 staff section 4 (the inboard outside of lower sealing ring 12 closely laminates with (mixing) shaft 3 staff section 4) to lower sealing ring 12 and lower mounting groove 11 interference fit. From this, the leakproofness between (mixing) shaft 3 and last mounting hole 7 and between (mixing) shaft 3 and lower mounting hole 10 is strengthened, waterproof effect is played, external steam can be prevented from entering into jar internal portion, and (mixing) shaft 3 and speed reducer axle sleeve hole have been avoided producing the corrosion, cause the (mixing) shaft 3 card to die to improve (mixing) shaft 3's life.

As shown in the attached drawing 1, threaded connection has speed reducer shaft sleeve 13 on the staff section 4 of (mixing) shaft 3, the one end of speed reducer shaft sleeve 13 supports and makes last sealing ring 9 axial positioning in last mounting groove 8 on last sealing ring 9, the other end of speed reducer shaft sleeve 13 supports and makes lower sealing ring 12 axial positioning in mounting groove 11 down on lower sealing ring 12, thereby play axial positioning's effect to last sealing ring 9 and lower sealing ring 12, prevent in the equipment use, upper sealing ring 9 or lower sealing ring 12 from producing axial displacement, influence the leakproofness.

As shown in fig. 2 and fig. 3, an upper sealing ring 14 is respectively clamped between the upper sealing ring 9 and the small shaft section 4 of the stirring shaft 3 and between the upper sealing ring 9 and the upper end surface of the speed reducer shaft sleeve 13, and a lower sealing ring 15 is respectively clamped between the lower sealing ring 12 and the small shaft section 4 of the stirring shaft 3 and between the lower sealing ring 12 and the lower end surface of the speed reducer shaft sleeve 13, so that the waterproof and moistureproof functions of the upper sealing ring 9 and the lower sealing ring 12 are greatly improved, and the stirring shaft 3 is ensured not to rust.

As shown in the attached drawing 3, the inner edge of the bottom of the lower sealing ring 12 abuts against the step 6 of the stirring shaft 3, so that the good sealing effect of the lower sealing ring 12 is ensured, the stirring shaft 3 can be more stably and reliably mounted, and the stirring shaft 3 is more stable when rotating.

In addition, the height of the step 6 is 0.6-2.5 mm (namely the radius difference between the large shaft section 5 and the small shaft section 4 of the stirring shaft 3), the height of the step 6 in the range is convenient to process, the production difficulty and the cost are reduced, the strength of the shaft can be ensured, the loss of materials is reduced, and the service life of the stirring shaft is further prolonged.

Claims (5)

1. Filter washing desiccator's (mixing) shaft mounting structure, including setting up last backup pad (1) and bottom suspension fagging (2) and setting up at the (mixing) shaft (3) of filtering washing desiccator jar internal portion on the filtering washing desiccator jar, upward be equipped with mounting hole (7) on backup pad (1), be equipped with down mounting hole (10) on bottom suspension fagging (2), its characterized in that is connected with mounting hole (10) and last mounting hole (7) cooperation down in proper order in (mixing) shaft (3): the stirring shaft (3) comprises a small shaft section (4) and a large shaft section (5), the diameter of the small shaft section (4) is smaller than that of the large shaft section (5), and a step (6) is formed at the junction of the small shaft section (4) and the large shaft section (5); go up and seted up on the inner wall of mounting hole (7) mounting groove (8), go up to inlay in mounting groove (8) and be equipped with and be used for forming sealed complex upper seal ring (9) with (mixing) shaft (3) staff section (4) to mounting groove (8) interference fit is gone up in upper seal ring (9), mounting groove (11) have been seted up down on the inner wall of mounting hole (10) down, are equipped with in lower mounting groove (11) and are used for forming sealed complex lower sealing ring (12) with (mixing) shaft (3) staff section (4) to lower sealing ring (12) and mounting groove (11) interference fit down.

2. The stirring shaft installation structure of a filtering washing dryer according to claim 1, wherein: the shaft mixer is characterized in that a speed reducer shaft sleeve (13) is connected to a small shaft section (4) of the mixing shaft (3) in a threaded mode, one end of the speed reducer shaft sleeve (13) abuts against the upper sealing ring (9) to enable the upper sealing ring (9) to be axially positioned in the upper mounting groove (8), and the other end of the speed reducer shaft sleeve (13) abuts against the lower sealing ring (12) to enable the lower sealing ring (12) to be axially positioned in the lower mounting groove (11).

3. The stirring shaft installation structure of a filtering washing dryer according to claim 2, wherein: and upper sealing rings (14) are respectively clamped between the upper sealing ring (9) and the small shaft section (4) of the stirring shaft (3) and between the upper sealing ring (9) and the upper end face of the speed reducer shaft sleeve (13), and lower sealing rings (15) are respectively clamped between the lower sealing ring (12) and the small shaft section (4) of the stirring shaft (3) and between the lower sealing ring (12) and the lower end face of the speed reducer shaft sleeve (13).

4. The stirring shaft installation structure of a filtering washing dryer according to claim 1, wherein: the inner edge of the bottom of the lower sealing ring (12) is abutted against the step (6) of the stirring shaft (3).

5. The stirring shaft installation structure of a filtering washing dryer according to claim 1, wherein: the height of the step (6) is 0.6-2.5 mm.

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