CN215842928U

CN215842928U - Sealing device for reaction kettle material blocking

Info

Publication number: CN215842928U
Application number: CN202122269287.6U
Authority: CN
Inventors: 连江斌; 黄威; 连阳彬
Original assignee: Fujian Tianjiao Chemical Materials Co ltd
Current assignee: Fujian Tianjiao Chemical Materials Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-18
Anticipated expiration: 2031-09-18

Abstract

The utility model belongs to the technical field of reaction kettles, and particularly relates to a sealing device for a material stop of a reaction kettle, which comprises a main shaft, wherein a ring seat is sleeved on the outer side of the main shaft in a sliding manner, a tapered roller bearing is fixedly sleeved in the ring seat, a sealing sleeve is sleeved in the tapered roller bearing, the main shaft is sleeved in the sealing sleeve, a blocking cover is connected to the outer side of the ring seat through threads, the blocking cover is in contact with the sealing sleeve, and a special-shaped hole is formed in the blocking cover. According to the utility model, the ring seat, the tapered roller bearing, the sealing sleeve, the blocking cover and other structures are arranged, the blocking cover is matched with the ring seat, the sealing sleeve is tightly pressed between the tapered roller bearing and the main shaft, the sealing performance between the sealing sleeve and the main shaft is increased, and further the granular medium is effectively blocked, and the tapered roller bearing is arranged, so that the stress point of the main shaft is dispersed to two points of the axis, the fixing and supporting effect on the main shaft is better, and the axial movement and the radial runout of the main shaft can be effectively limited.

Description

Sealing device for reaction kettle material blocking

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a sealing device for a reaction kettle material stop.

Background

The reaction kettle is a key device in a chemical production device, mechanical seal is applied to various reaction kettles, the shaft seal effect and the operation efficiency of the reaction kettle can be effectively improved, the accident probability is reduced, the working environment in a production area is protected to the greatest extent, and the cost is reduced. In the prior art, when the main shaft is sealed by the sealing device for the reaction kettle material blocking, the sealing performance is poor, the main shaft is easy to jump, and meanwhile, the mounting stability of the sealing ring is low and the sealing ring is easy to loosen. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sealing device for a reactor stop material, which solves the problems of poor sealing performance on a main shaft and easy jumping of the main shaft, and also solves the problems of low installation stability and easy loosening of a sealing ring.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a reation kettle keeps off material and uses sealing device, includes the main shaft, the ring seat has been cup jointed in the outside slip of main shaft, the fixed tapered roller bearing that has cup jointed in the ring seat, the seal cover has cup jointed in the tapered roller bearing, the main shaft has cup jointed in the seal cover, there is the fender lid in the outside of ring seat through threaded connection, fender lid and seal cover contact, the dysmorphism hole has been seted up on the fender lid, the downthehole swing joint of dysmorphism has the inserted bar, the welding has the knob on the inserted bar, the outside of inserted bar is provided with the spring, the storage tank has been seted up on the fender lid, the storage tank communicates with each other with the dysmorphism hole, the jack has been seted up on the ring seat, the inserted bar has been cup jointed in the jack in the slip, the welding has the pin on the inserted bar, pin and fender lid contact, the welding has the spacer pin on the pin, set up on the fender lid and has put the spacing groove.

Preferably, the side wall of the ring seat is connected with a fixing pin through threads, the main shaft is provided with a ring groove, and the ring groove is connected with the fixing pin in a sliding manner.

Preferably, a sealing groove is formed in the ring seat, the fixing pin is located in the sealing groove, and a rubber ring is sleeved in the sealing groove.

Preferably, a limit hole is formed in the blocking cover, and a main shaft is movably connected in the limit hole.

Preferably, one end of the spring is in contact with the blocking cover, and the other end of the spring is in contact with the knob.

Preferably, the number of the limiting grooves is the same as that of the limiting pins, and the limiting pins are sleeved in the limiting grooves in a sliding mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the ring seat, the tapered roller bearing, the sealing sleeve, the blocking cover and other structures are arranged, the blocking cover is matched with the ring seat, the sealing sleeve is tightly pressed between the tapered roller bearing and the main shaft, the sealing performance between the sealing sleeve and the main shaft is increased, and further the granular medium is effectively blocked, and the tapered roller bearing is arranged, so that the stress point of the main shaft is dispersed to two points of the axis, the fixing and supporting effect on the main shaft is better, and the axial movement and the radial runout of the main shaft can be effectively limited.

2. According to the utility model, the stop cover is limited by arranging the structural matching of the special-shaped hole, the inserted rod, the jack, the stop rod, the limiting pin, the limiting groove and the like, and the inserted rod is matched with the jack, so that the inserted rod is further limited by matching the limiting pin with the limiting groove, the anti-seismic effect of the stop cover is further higher, and the stop cover is prevented from rotating and loosening due to vibration of the main shaft.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of FIG. 1 taken at A in accordance with the present invention;

fig. 3 is a schematic view of the special-shaped hole in fig. 1 according to the present invention.

In the figure: 1. a main shaft; 101. a ring groove; 2. a ring seat; 3. a fixing pin; 4. a sealing groove; 41. a rubber ring; 5. a tapered roller bearing; 6. sealing sleeves; 7. a blocking cover; 8. a limiting hole; 9. a profiled hole; 10. inserting a rod; 11. a knob; 12. a spring; 13. a containing groove; 14. a jack; 15. a stop lever; 16. a spacing pin; 17. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a sealing device for a reactor material stop comprises a main shaft 1, a ring seat 2 is slidably sleeved on the outer side of the main shaft 1, a tapered roller bearing 5 is fixedly sleeved in the ring seat 2, a sealing sleeve 6 is sleeved in the tapered roller bearing 5, the main shaft 1 is sleeved in the sealing sleeve 6, a stop cover 7 is connected to the outer side of the ring seat 2 through threads, the stop cover 7 is in contact with the sealing sleeve 6, a special-shaped hole 9 is formed in the stop cover 7, an inserted rod 10 is movably connected in the special-shaped hole 9, a knob 11 is welded on the inserted rod 10, a spring 12 is arranged on the outer side of the inserted rod 10, a containing groove 13 is formed in the stop cover 7, the containing groove 13 is communicated with the special-shaped hole 9, an insertion hole 14 is formed in the ring seat 2, the inserted rod 10 is slidably sleeved in the insertion hole 14, a stop rod 15 is welded on the inserted rod 10, the stop rod 15 is in contact with the stop cover 7, a limit pin 16 is welded on the stop cover 7, and a limit groove 17 is formed in the stop cover 7.

Referring to fig. 1, the side wall of the ring seat 2 is connected with a fixing pin 3 through a thread, the main shaft 1 is provided with a ring groove 101, and the ring groove 101 is connected with the fixing pin 3 in a sliding manner. Through setting up fixed pin 3, carry on spacingly between ring seat 2 and main shaft 1.

Referring to fig. 1, a sealing groove 4 is formed on the ring seat 2, the fixing pin 3 is located in the sealing groove 4, and a rubber ring 41 is sleeved in the sealing groove 4. The fixing pin 3 is protected by providing the rubber ring 41.

Referring to fig. 1, a limit hole 8 is formed in the blocking cover 7, and a main shaft 1 is movably connected in the limit hole 8. Through setting up spacing hole 8 for main shaft 1 can run through fender lid 7.

Referring to fig. 2, one end of the spring 12 is in contact with the stopper 7, and the other end of the spring 12 is in contact with the knob 11. The spring 12 is provided so that the stopper pin 16 is pressed in the stopper groove 17.

Referring to fig. 2, the number of the limiting grooves 17 is the same as the number of the limiting pins 16, and the limiting pins 16 are slidably sleeved in the limiting grooves 17. The inserted rod 10 is limited by the matching of the limiting groove 17 and the limiting pin 16.

The specific implementation process of the utility model is as follows: during installation, the ring seat 2 and the tapered roller bearing 5 arranged on the ring seat 2 are sleeved on the outer side of the main shaft 1, the main shaft 1 and the ring seat 2 are connected through the fixing pin 3, then the sealing sleeve 6 is sleeved on the outer side of the main shaft 1 and is plugged between the tapered roller bearing 5 and the main shaft 1, the blocking cover 7 is sleeved on the outer side of the main shaft 1, the ring seat 2 is manually supported, then the blocking cover 7 and the ring seat 2 are rotated to do threaded motion, so that the blocking cover 7 tightly presses the sealing sleeve 6, the sealing sleeve 6 is tightly pressed between the tapered roller bearing 5 and the main shaft 1 through the matching of the blocking cover 7 and the ring seat 2, the sealing property between the sealing sleeve 6 and the main shaft 1 is increased, further, granular media are effectively blocked, the stress point of the main shaft 1 is dispersed to the axis center two points through the arrangement of the tapered roller bearing 5, the fixing and supporting effects on the main shaft 1 are better, and the axial float and radial run-out of the main shaft 1 can be effectively limited, then rotate inserted bar 10 and make pin 15 and dysmorphism hole 9 position correspond, press knob 11 and make pin 15 pass dysmorphism hole 9, make the 10 end of inserted bar be located jack 14, spring 12 is compressed simultaneously, then rotate 90 with inserted bar 10, make spacer pin 16 and spacing groove 17 position on the pin 15 correspond, loosen knob 11, spring 12 extends, make spacer pin 16 compressed tightly in spacing groove 17, through inserted bar 10 and jack 14 cooperation, it is spacing to carry out the fender lid 7, cooperation through spacer pin 16 and spacing groove 17, it is further spacing to insert bar 10, and then make the effect of fender lid 7 higher, avoid fender lid 7 to produce gyration antidetonation pine because of main shaft 1 vibrations and take off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reation kettle keeps off material and uses sealing device, includes main shaft (1), its characterized in that: the outer side of the main shaft (1) is slidably sleeved with a ring seat (2), the ring seat (2) is internally fixedly sleeved with a tapered roller bearing (5), a sealing sleeve (6) is sleeved in the tapered roller bearing (5), the main shaft (1) is sleeved in the sealing sleeve (6), the outer side of the ring seat (2) is connected with a blocking cover (7) through threads, the blocking cover (7) is in contact with the sealing sleeve (6), a special-shaped hole (9) is formed in the blocking cover (7), an inserted rod (10) is movably connected in the special-shaped hole (9), a knob (11) is welded on the inserted rod (10), a spring (12) is arranged on the outer side of the inserted rod (10), a containing groove (13) is formed in the blocking cover (7), the containing groove (13) is communicated with the special-shaped hole (9), a jack (14) is formed in the ring seat (2), and the inserted rod (10) is slidably sleeved in the jack (14), the plug rod (10) is welded with a stop lever (15), the stop lever (15) is in contact with the stop cover (7), the stop lever (15) is welded with a limit pin (16), and the stop cover (7) is provided with a limit groove (17).

2. The sealing device for the reactor stop gauge according to claim 1, characterized in that: the lateral wall of ring seat (2) has fixed pin (3) through threaded connection, annular (101) have been seted up on main shaft (1), annular (101) sliding connection has fixed pin (3).

3. The sealing device for the reactor stop gauge according to claim 2, characterized in that: the sealing ring is characterized in that a sealing groove (4) is formed in the ring base (2), the fixing pin (3) is located in the sealing groove (4), and a rubber ring (41) is sleeved in the sealing groove (4).

4. The sealing device for the reactor stop gauge according to claim 1, characterized in that: a limiting hole (8) is formed in the blocking cover (7), and a main shaft (1) is movably connected in the limiting hole (8).

5. The sealing device for the reactor stop gauge according to claim 1, characterized in that: one end of the spring (12) is in contact with the blocking cover (7), and the other end of the spring (12) is in contact with the knob (11).

6. The sealing device for the reactor stop gauge according to claim 1, characterized in that: the number of the limiting grooves (17) is the same as that of the limiting pins (16), and the limiting pins (16) are sleeved in the limiting grooves (17) in a sliding mode.