CN220193992U

CN220193992U - Protection mechanism for thin film evaporator bearing

Info

Publication number: CN220193992U
Application number: CN202320616171.1U
Authority: CN
Inventors: 陈柏林; 汪奇志; 刘卫华; 季鹏飞
Original assignee: Jiangsu Jiewei Biological Equipment Co ltd
Current assignee: Jiangsu Jiewei Biological Equipment Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-12-19
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to the technical field of bearing protection structures, in particular to a protection mechanism for a film evaporator bearing, which comprises a bearing seat and a machine seal connecting seat connected with the bearing seat, wherein the bearing seat is internally provided with the bearing, the machine seal connecting seat is internally provided with a container type machine seal, the container type machine seal and the bearing are internally penetrated with the same rotating shaft, the rotating shaft is provided with a water throwing ring, the water throwing ring is positioned between the bearing and the container type machine seal, and the projection of the water throwing ring along the axial direction of the rotating shaft bearing covers the bearing. According to the protection mechanism for the thin film evaporator bearing, the water throwing ring is arranged on the rotating shaft, so that the liquid at the machine seal is blocked by the water throwing ring when dripping, the possibility of influencing the bearing is reduced, and meanwhile, the water throwing ring rotates along with the rotating shaft, so that the water drops are conveniently thrown to the side wall of the machine seal connecting seat, and the possibility of liquid flowing into the bearing is further reduced.

Description

Protection mechanism for thin film evaporator bearing

Technical Field

The utility model relates to the technical field of bearing protection structures, in particular to a protection mechanism for a thin film evaporator bearing.

Background

The film evaporator provided by JEWEL is mainly applied to industries such as albumin preparation and the like, organic solvent in feed liquid is distilled off, and the concentration ratio of materials and the residual solvent quantity meet the standard requirement of preparation quantity. A fully customized system may be provided for the customer, such as a manual mode, number of evaporators, processors, temperature control range, etc.

The high-efficiency rotary film evaporator is a novel high-efficiency evaporator which can form film forcibly by an air knife formed by high-speed rotation of a fixed rotary scraping plate and can perform falling film evaporation under a certain vacuum condition, has large heat transfer coefficient, high evaporation intensity and short flow time, is adjustable, and is particularly suitable for evaporating concentration of heat-sensitive materials and materials with higher viscosity, removing solvent and the like.

At present, the thin film evaporator is installed at an inclined angle due to the consideration of the process. The bearing side is located the below of machine seal, and the medium and the machine seal cooling water that leak of machine seal department can both drip on the bearing, can influence the lubrication of bearing to influence the life-span of bearing.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the technical problem that liquid at the machine seal is easy to drop on a bearing to influence the service life of the bearing in the prior art, the utility model provides a protection mechanism for a thin film evaporator bearing.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a protection machanism for film evaporator bearing, includes the bearing frame and the quick-witted seal connecting seat of being connected with the bearing frame, be equipped with the bearing in the bearing frame, be equipped with the collection dress formula quick-witted seal in the quick-witted seal connecting seat, wear to be equipped with same root pivot in collection dress formula quick-witted seal and the bearing, be equipped with the water slinger in the pivot, the water slinger is located between bearing and the collection dress formula quick-witted seal, the projection of water slinger along pivot bearing axial covers the bearing. According to the protection mechanism for the thin film evaporator bearing, the water throwing ring is arranged on the rotating shaft, so that the liquid at the machine seal is blocked by the water throwing ring when dripping, the possibility of influencing the bearing is reduced, and meanwhile, the water throwing ring rotates along with the rotating shaft, so that the water drops are conveniently thrown to the side wall of the machine seal connecting seat, and the possibility of liquid flowing into the bearing is further reduced.

Further, specifically, one end of the water throwing ring facing the bearing is provided with a shielding ring, and the projection of the bearing along the axial direction of the bearing is positioned in the shielding ring.

Further, the distance between the shielding ring and the bearing is 1-200 mm.

Further, the water throwing ring is coaxially sleeved on the rotating shaft, and the water throwing ring is connected with the rotating shaft through a set screw.

Further, a sealing ring is arranged between the water throwing ring and the rotating shaft.

Further, a sealing groove is formed in the inner wall of the water throwing ring, and the sealing ring is located in the sealing groove.

Further, one end of the mechanical seal connecting seat facing the bearing seat is provided with a drainage groove.

Further, the drain groove is positioned at the lowest point of the mechanical seal connecting seat.

Further, the bearing frame is equipped with the boss towards the one end of quick-witted seal connecting seat, be equipped with on the quick-witted seal connecting seat and supply boss male recess, boss and recess looks adaptation.

Further, the drain groove communicates with the recess.

The utility model has the advantages that,

1. through setting up the water slinger in the pivot, the liquid drip of quick-witted seal department is shielded by the water slinger when, and then reduces the possibility that causes the influence to the bearing, in addition, the water slinger rotates along with the pivot, is convenient for get rid of the water droplet to the lateral wall of quick-witted seal connecting seat on, further reduces the possibility that liquid flows to the bearing, can accelerate the flow of air when the water slinger rotates simultaneously, does benefit to the heat dissipation of bearing.

2. Through the setting of drainage slot, the liquid that is got rid of the water ring and gets rid of on the mechanical seal connecting seat inner wall along mechanical seal connecting seat's inner wall landing, finally discharges from the drainage slot, reduces the possibility that liquid accumulated in mechanical seal connecting seat.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic view showing a cut-away structure of the whole of a protection mechanism for a thin film evaporator bearing embodied in the present utility model.

FIG. 2 is a schematic view showing a sectional structure of a water slinger embodying the present utility model.

Fig. 3 is a schematic view of a structure of a drain groove embodied in the present utility model.

In the figure, 1, a bearing seat; 11. a bearing; 12. a rotating shaft; 13. a water throwing ring; 131. sealing grooves; 132. a seal ring; 133. a shielding ring; 14. a boss; 2. a mechanical seal connecting seat; 21. packaging type mechanical seal; 22. a groove; 23. and a drain groove.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The utility model discloses a protection mechanism for a thin film evaporator bearing.

Referring to fig. 1, a protection mechanism for a bearing of a thin film evaporator comprises a bearing seat 1 and a machine seal connecting seat 2 fixedly connected with the bearing seat 1 through bolts, wherein a bearing 11 is installed in the bearing seat 1, a container type machine seal 21 is installed in the machine seal connecting seat 2, the container type machine seal 21 and the bearing 11 are internally provided with the same rotating shaft 12 in a penetrating way, a water throwing ring 13 is coaxially sleeved on the rotating shaft 12, and the water throwing ring 13 is fixed with the rotating shaft 12 through a set screw. The water slinger 13 is positioned between the bearing 11 and the container type mechanical seal 21, and the projection of the water slinger 13 along the axial direction of the bearing of the rotating shaft 12 covers the bearing 11. Through setting up the water slinger 13 on pivot 12, by water slinger 13 shielding when the liquid drip of quick-witted seal department, reduce the possibility that causes the influence to bearing 11, simultaneously water slinger 13 follows pivot 12 and rotates, is convenient for get rid of the water droplet to the lateral wall of quick-witted seal connecting seat 2 on, further reduces the possibility that liquid flows to bearing 11. The bearing 11 may be a sliding bearing or a rolling bearing.

Referring to fig. 1, a boss 14 is integrally formed at one end of a bearing seat 1 facing a machine seal connecting seat 2, a groove 22 for inserting the boss 14 is formed in the machine seal connecting seat 2, and the boss 14 is matched with the groove 22, so that the tightness between the bearing seat 1 and the machine seal connecting seat 2 is improved.

Referring to fig. 1 and 2, a shielding ring 133 is integrally formed at one end of the water throwing ring 13 facing the bearing, the projection of the bearing 11 along the axial direction thereof is positioned in the shielding ring 133, and the shielding ring 133 is convenient for further protecting the bearing of the rotating shaft 12, so that the possibility of liquid drop entering is reduced. The distance between the shielding ring 133 and the bearing 11 is 1-200 mm, in this embodiment 5-10 mm, so that a small gap is kept between the shielding ring 133 and the bearing 11, the possibility that liquid enters the bearing is further reduced, and meanwhile, the heat of the bearing 11 is taken away by the air flow generated by the rotation of the water throwing ring 13 is lifted.

The inner wall of the water slinger 13 is provided with a sealing groove 131 along the circumferential direction, the sealing groove 131 is sleeved with a sealing ring 132, and the sealing ring 132 is abutted with the rotating shaft 12, so that the tightness between the rotating shaft 12 and the water slinger 13 is improved, and the possibility of leakage between the water slinger 13 and the rotating shaft 12 is reduced. The seal 132 may be an O-ring 132.

Referring to fig. 1 and 3, a drain groove 23 is formed at one end of the machine seal connecting seat 2, which faces the bearing seat 1, the drain groove 23 is communicated with the groove 22, and the drain groove 23 is located at the lowest point of the machine seal connecting seat 2, so that liquid dropping from the machine seal 21 can be conveniently discharged, the possibility of liquid accumulation in the machine seal connecting seat 2 is reduced, meanwhile, the drain groove 23 is convenient for observing the flow and color of the discharged liquid, and further, whether the sealing of the machine seal 21 is effective or not can be conveniently judged.

Working principle: through setting up the water slinger 13 on pivot 12, by water slinger 13 shielding when the liquid drip of machine seal department, reduce the possibility that causes the influence to bearing 11, simultaneously water slinger 13 follows pivot 12 and rotates, be convenient for get rid of the water droplet to the inner wall of machine seal connecting seat 2 on, by the liquid landing to the minimum along the inner wall of machine seal connecting seat 2 on the inner wall of machine seal connecting seat 2 to discharge through water drainage groove 23, reduce the possibility that the liquid volume remains in machine seal connecting seat 2.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The utility model provides a protection machanism for film evaporator bearing, includes bearing frame (1) and is connected quick-witted seal connecting seat (2) with bearing frame (1), be equipped with bearing (11) in bearing frame (1), be equipped with collection dress formula quick-witted seal (21) in quick-witted seal connecting seat (2), wear to be equipped with same root pivot (12) in collection dress formula quick-witted seal (21) and bearing (11), its characterized in that: the rotating shaft (12) is provided with a water throwing ring (13), the water throwing ring (13) is positioned between the bearing (11) and the container type mechanical seal (21), and the projection of the water throwing ring (13) along the axial direction of the bearing of the rotating shaft (12) covers the bearing (11).

2. The protection mechanism for a thin film evaporator bearing according to claim 1, wherein: one end of the water throwing ring (13) facing the bearing is provided with a shielding ring (133), and the projection of the bearing (11) along the axial direction of the bearing is positioned in the shielding ring (133).

3. A protection mechanism for a thin film evaporator bearing as set forth in claim 2, wherein: the distance between the shielding ring (133) and the bearing (11) is 1-200 mm.

4. The protection mechanism for a thin film evaporator bearing according to claim 1, wherein: the water throwing ring (13) is coaxially sleeved on the rotating shaft (12), and the water throwing ring (13) is connected with the rotating shaft (12) through a set screw.

5. The protection mechanism for a thin film evaporator bearing as set forth in claim 4, wherein: a sealing ring (132) is arranged between the water throwing ring (13) and the rotating shaft (12).

6. The protection mechanism for a thin film evaporator bearing according to claim 5, wherein: a sealing groove (131) is formed in the inner wall of the water throwing ring (13), and the sealing ring (132) is located in the sealing groove (131).

7. The protection mechanism for a thin film evaporator bearing as set forth in claim 6, wherein: and one end of the mechanical seal connecting seat (2) facing the bearing seat (1) is provided with a drainage groove (23).

8. The protection mechanism for a thin film evaporator bearing as set forth in claim 7, wherein: the drainage groove (23) is positioned at the lowest point of the mechanical seal connecting seat (2).

9. The protection mechanism for a thin film evaporator bearing as set forth in claim 6, wherein: one end of the bearing seat (1) facing the machine seal connecting seat (2) is provided with a boss (14), the machine seal connecting seat (2) is provided with a groove (22) for the boss (14) to be inserted into, and the boss (14) is matched with the groove (22).

10. The protection mechanism for a thin film evaporator bearing as set forth in claim 8, wherein: the drain groove (23) is communicated with the groove (22).