CN218422800U

CN218422800U - Sealing device for reaction kettle

Info

Publication number: CN218422800U
Application number: CN202222702888.6U
Authority: CN
Inventors: 付小龙; 刘冲
Original assignee: Jingzhou Puxing Biotechnology Co ltd
Current assignee: Jingzhou Puxing Biotechnology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-02-03
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to the field of reaction kettles, and discloses a sealing device for a reaction kettle, which comprises a kettle body, wherein a cover shell is fixedly arranged at the top of the kettle body, an installation shell is arranged at the outer side of the kettle body, a stirring shaft is arranged at the inner side of the kettle body, a motor is fixedly arranged at one end of the stirring shaft, stirring blades are fixedly arranged on the outer periphery of the stirring shaft, and a discharge valve is fixed at the bottom of the kettle body; a fixing assembly installed at the bottom of the cover case; and the sealing assembly is arranged on the outer side of the stirring shaft. The utility model has the advantages of it is following and effect: can go up circumference clearance department to reation kettle and carry out the movive seal, seal when not disturbing the (mixing) shaft rotation, avoid receiving the operating mode influence to lead to the shorter problem of seal life for seal life is higher, still guarantees to seal with piece and (mixing) shaft and reation kettle upper end opening in close contact with, avoids not hard up, makes sealed inseparable, and is sealed effectual.

Description

Sealing device for reaction kettle

Technical Field

The utility model relates to a reation kettle technical field, in particular to a sealing device for reation kettle.

Background

The reaction kettle is a device which can be used for stirring and mixing fluid, and a circumferential gap is inevitably formed between a stirring shaft of the reaction kettle and a connector of a reaction container, and the circumferential gap needs to be sealed;

the notice number is CN215087089U, and a sealing device for a reaction kettle is disclosed, which comprises an upper shell and a lower shell, wherein the upper side of the upper shell is fixedly connected with a motor, the output end of the motor is fixedly connected with a shaft seal, the upper end of the left side of the upper shell is fixedly connected with a feed pipe, the upper end of the right side of the upper shell is fixedly connected with a water inlet pipe, the lower end of the upper shell is provided with the lower shell, stirring blades are connected through a fixing seat, and then the first spring is in reinforced fit with an elastic sleeve, so that the shaking of the stirring blades caused by external vibration and internal reaction vibration is reduced, the damping effect of the stirring blades is enhanced, the stirring efficiency of the stirring blades is improved, the speed of the stirring blades is prevented from being limited, and the third spring effectively reduces the vibration effect of external force on the device through the third spring in a clamping shell, and the reaction efficiency of the device is enhanced;

the sealing of the circumferential gap adopts a shaft seal design, common shaft seals such as packing seal can be limited by the working condition of high temperature, high pressure or high rotating speed, so that the sealing service life is short, the sealing rubber ring of the common dynamic seal can be loosened after long-time sealing, and the problem of untight extrusion occurs, so that the sealing effect is common, and a sealing device for the reaction kettle, which has long sealing service life, tightness and good sealing effect, needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sealing device for reation kettle has that sealed life-span is longer, sealed inseparable, sealed effectual advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions: the method comprises the following steps:

the automatic stirring device comprises a kettle body, wherein a cover shell is fixedly installed at the top of the kettle body, an installation shell is arranged on the outer side of the kettle body, a stirring shaft is arranged on the inner side of the kettle body, a motor is fixedly installed at one end of the stirring shaft, stirring blades are fixedly installed on the periphery of the outer side of the stirring shaft, and a discharge valve is fixed at the bottom of the kettle body;

a fixing assembly installed at the bottom of the cover case;

the sealing assembly is arranged on the outer side of the stirring shaft;

and the compressing assembly is arranged on the outer side of the stirring shaft.

The utility model discloses a further set up to: the fixed subassembly includes fixed frame and counter bore, fixed frame fixed mounting be in the bottom of lid shell, the counter bore is seted up department in the middle of the top of fixed frame.

Through adopting above-mentioned technical scheme, can be convenient for support quiet ring from the downside.

The utility model discloses a further set up to: the bottom of the fixing frame is provided with a through hole with the radius larger than that of the stirring shaft.

By adopting the technical scheme, the stirring shaft can conveniently pass through.

The utility model discloses a further set up to: the inner side of the counter bore is provided with threads.

Through adopting above-mentioned technical scheme, can be convenient for fix the quiet ring.

The utility model discloses a further set up to: the sealing assembly comprises a first sealing rubber ring, a movable ring, a static ring and a second sealing rubber ring, the first sealing rubber ring is fixedly arranged on the outer side of the stirring shaft, the movable ring is fixedly arranged on the outer side of the first sealing rubber ring, the static ring is rotatably arranged on the outer side of the movable ring, the second sealing rubber ring is fixedly arranged on the outer side of the static ring, the second sealing rubber ring is clamped on the top of the cover shell, and the static ring is in threaded connection with the inner side of the counter bore.

Through adopting above-mentioned technical scheme, can seal the circumference clearance.

The utility model discloses a further set up to: the outer side of the movable ring is provided with a sliding ring, the inner side of the static ring is provided with a sliding groove, and the movable ring rotates in the sliding groove of the static ring through the sliding ring.

Through adopting above-mentioned technical scheme, the rotating ring can be in quiet ring internal rotation.

The utility model discloses a further set up to: compress tightly the subassembly including compressing tightly frame, spring and gland, compress tightly frame fixed mounting in the outside of (mixing) shaft just is located the top of first sealed rubber ring, spring fixed mounting is in compress tightly the bottom of frame, gland slidable mounting be in the outside of (mixing) shaft just is located compress tightly the below of frame, spring fixed mounting be in compress tightly the top of frame.

Through adopting above-mentioned technical scheme, can be sealed to quiet ring upside.

The utility model discloses a further set up to: the inner side of the pressing frame is provided with a convex ring, and the convex ring is clamped on the top of the pressing cover for a circle.

Through adopting above-mentioned technical scheme, can compress tightly quiet ring upside.

The utility model has the advantages that:

1. the utility model discloses a first seal rubber ring, rotating ring, quiet ring and the second seal rubber ring that set up for this sealing device can carry out the movive seal to reation kettle upper circular gap department, seals when not disturbing the (mixing) shaft rotation, avoids receiving the shorter problem of the sealed life-span that the operating mode influence leads to, makes sealed life-span higher.

2. The utility model discloses a fixed frame, counter bore, the frame that compresses tightly, spring, gland and bulge loop that set up for this sealing device can guarantee to seal with piece and (mixing) shaft and reation kettle upper end opening in close contact with, avoids becoming flexible, makes to seal closely, and is sealed effectual.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a sealing device for a reaction kettle according to the present invention.

Fig. 2 is a schematic sectional structural view of a sealing device for a reaction kettle according to the present invention.

Fig. 3 is a schematic view of a portion a of fig. 2.

In the figure, 1, a kettle body; 2. a cover shell; 3. mounting a shell; 4. a stirring shaft; 5. a motor; 6. a fixing frame; 7. a counter bore; 8. a first sealing rubber ring; 9. a moving ring; 10. a stationary ring; 11. a second sealing rubber ring; 12. a pressing frame; 13. a spring; 14. a gland; 15. a convex ring; 16. stirring blades; 17. a discharge valve.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. 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.

Referring to fig. 1, fig. 2 and fig. 3, the utility model provides a sealing device for reaction kettle, including the cauldron body 1, the fixed subassembly, seal assembly and compress tightly the subassembly, the top fixed mounting of the cauldron body 1 has lid shell 2, lid shell 2 is used for sealing 1 top of the cauldron body, the outside of the cauldron body 1 is provided with installation shell 3, installation shell 3 is used for supporting and fixed cauldron body 1, the inboard of the cauldron body 1 is provided with (mixing) shaft 4, (mixing) shaft 4 is used for stirring reation kettle internal liquid, the one end fixed mounting of (mixing) shaft 4 has motor 5, motor 5 is used for driving (mixing) shaft 4 rotatory, the outside a week fixed mounting of (mixing) shaft 4 has stirring vane 16, stirring vane 16 is used for increasing stirring range, the bottom of the cauldron body 1 is fixed with bleeder valve 17, bleeder valve 17 is used for making the liquid outflow, fixed subassembly installs the bottom at lid shell 2, fixed subassembly can be fixed to quiet ring 10 downside, seal assembly installs the outside at (mixing) 4, seal assembly can seal assembly seals the circumference clearance, compress tightly the subassembly and install the outside at (mixing) 4, compress tightly the subassembly can be fixed quiet ring 10 upside.

Specifically, fixed subassembly is including fixed frame 6 and counter bore 7, and fixed frame 6 fixed mounting is in the bottom of lid shell 2, and department in the middle of the top of fixed frame 6 is seted up to counter bore 7, and it is required to explain that fixed frame 6 is installed and can be convenient for fix the downside of quiet ring 10 at the downside of lid shell 2, guarantees sealed effect.

Specifically, the bottom of the fixing frame 6 is provided with a through hole with the radius larger than that of the stirring shaft 4, and it needs to be explained that the through hole can enable the stirring shaft 4 to pass through, so that the normal stirring effect is ensured.

Specifically, the inner side of the counter bore 7 is provided with threads, and it should be noted that the threads can be matched with the threads on the outer side of the static ring 10 to be in threaded connection, so that the static ring 10 can be fixed conveniently, and the sealing effect of the static ring 10 is ensured.

Specifically, seal assembly includes first sealed rubber ring 8, rotating ring 9, quiet ring 10 and the sealed rubber ring 11 of second, 8 fixed mounting in the outside of (mixing) shaft 4 of first sealed rubber ring, 9 fixed mounting in the outside of first sealed rubber ring 8 of rotating ring, quiet ring 10 rotates the outside of installing at rotating

ring

9, 11 fixed mounting in the outside of quiet ring 10 of second sealed rubber ring, 11 joints of second sealed rubber ring are at the top of lid shell 2, the inboard of quiet ring 10 threaded connection at counter bore 7, it needs to explain that, 11 cards of second sealed rubber ring can carry out supplementary seal to the outside at the top of lid shell 2, improve sealed effect.

Specifically, the outside of rotating ring 9 is provided with the sliding ring, and the inboard of quiet ring 10 is provided with the spout, and rotating ring 9 passes through the sliding ring and rotates in the spout of quiet ring 10, and it should be said that cooperation through sliding ring and spout makes rotating ring 9 can with (mixing) shaft 4 synchronous revolution motion, guarantees sealed effect when the motion.

Specifically, compress tightly the subassembly including compressing tightly frame 12, spring 13 and gland 14, compress tightly frame 12 fixed mounting and be located the top of first rubber gasket 8 in the outside of (mixing) shaft 4, spring 13 fixed mounting compresses tightly the bottom of frame 12, gland 14 slidable mounting is in the outside of (mixing) shaft 4 and is located the below that compresses tightly frame 12, spring 13 fixed mounting compresses tightly the top of frame 12, it should be said that spring 13 can provide decurrent tight pressure and press gland 14 at stationary ring 10 top and seal, has guaranteed sealing effect.

Specifically, the inner side of the pressing frame 12 is provided with a convex ring 15, the convex ring 15 is clamped on the top of the gland 14 for a circle, and it should be noted that the convex ring 15 can cooperate with the spring 13 to provide redundant stress to press the gland 14, so as to ensure that the stationary ring 10 is tightly connected.

Through the structure, the utility model provides a pair of a sealing device for reation kettle can carry out the movive seal to reation kettle upper circumference clearance department, seal when not disturbing (mixing) shaft 4 rotation, avoid receiving the shorter problem of the sealed life that the operating mode influence leads to, make sealed life-span higher, still can guarantee to use the piece and (mixing) shaft 4 and reation kettle upper end opening in close contact with, avoid becoming flexible, make sealed inseparable, it is sealed effectual, the concrete operation does, when motor 5 drives (mixing) shaft 4 rotation, rotatory (mixing) shaft 4 can drive first sealed rubber ring 8 rotatory, rotatory first sealed rubber ring 8 can drive the rotating ring 9 rotatory, static ring 10 still can seal the circumference clearance through sliding in the spout of seting up in static ring 10 when realizing that rotating ring 9 is rotatory, and simultaneously, the lower extreme of static ring 10 is owing to fixing frame 6 threaded connection, make static ring 10 can be stably fixed at the outer seal of (mixing) shaft 4, and again because protruding ring 15 on the pressure fit pressure frame 12 that upside spring 13 was applyed makes gland 14 compressed tightly the top of being compressed tightly at static ring 10 stabilize, seal the top of static ring 10.

The sealing device for the reaction kettle provided by the utility model is introduced in detail. The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A sealing device for a reaction kettle, comprising:

the automatic stirring device comprises a kettle body (1), wherein a cover shell (2) is fixedly installed at the top of the kettle body (1), an installation shell (3) is arranged on the outer side of the kettle body (1), a stirring shaft (4) is arranged on the inner side of the kettle body (1), a motor (5) is fixedly installed at one end of the stirring shaft (4), stirring blades (16) are fixedly installed on the periphery of the outer side of the stirring shaft (4), and a discharge valve (17) is fixed at the bottom of the kettle body (1);

a fixing assembly mounted at the bottom of the cover housing (2);

the sealing assembly is arranged on the outer side of the stirring shaft (4);

the compaction assembly is arranged on the outer side of the stirring shaft (4).

2. The sealing device for a reaction kettle according to claim 1, characterized in that the fixing assembly comprises a fixing frame (6) and a counter bore (7), the fixing frame (6) is fixedly mounted at the bottom of the cover shell (2), the counter bore (7) is opened at the top middle of the fixing frame (6).

3. The sealing device for the reaction kettle according to claim 2, wherein the bottom of the fixing frame (6) is provided with a through hole with a radius larger than that of the stirring shaft (4).

4. A sealing arrangement for a reactor according to claim 3, characterized in that the inside of the counter bore (7) is provided with a thread.

5. The sealing device for the reaction kettle according to claim 4, wherein the sealing assembly comprises a first sealing rubber ring (8), a movable ring (9), a stationary ring (10) and a second sealing rubber ring (11), the first sealing rubber ring (8) is fixedly installed on the outer side of the stirring shaft (4), the movable ring (9) is fixedly installed on the outer side of the first sealing rubber ring (8), the stationary ring (10) is rotatably installed on the outer side of the movable ring (9), the second sealing rubber ring (11) is fixedly installed on the outer side of the stationary ring (10), the second sealing rubber ring (11) is clamped on the top of the cover shell (2), and the stationary ring (10) is in threaded connection with the inner side of the counter bore (7).

6. A sealing arrangement for a reaction kettle according to claim 5, characterized in that the outside of the rotating ring (9) is provided with a slip ring, the inside of the stationary ring (10) is provided with a sliding groove, and the rotating ring (9) rotates in the sliding groove of the stationary ring (10) through the slip ring.

7. The sealing device for the reaction kettle according to claim 6, wherein the pressing assembly comprises a pressing frame (12), a spring (13) and a gland (14), the pressing frame (12) is fixedly installed on the outer side of the stirring shaft (4) and located above the first sealing rubber ring (8), the spring (13) is fixedly installed on the bottom of the pressing frame (12), the gland (14) is slidably installed on the outer side of the stirring shaft (4) and located below the pressing frame (12), and the spring (13) is fixedly installed on the top of the pressing frame (12).

8. The sealing device for the reaction kettle according to claim 7, characterized in that the inner side of the pressing frame (12) is provided with a convex ring (15), and the convex ring (15) is clamped on the top of the gland (14) for a circle.