CN210138607U

CN210138607U - Power desulphurization unit lime thick liquid mixer overhauls device

Info

Publication number: CN210138607U
Application number: CN201920453158.2U
Authority: CN
Inventors: 王怀军; 王文明; 苏向军; 卞希星
Original assignee: Shandong Shida Shenghua Chemical Group Co Ltd
Current assignee: Shinghwa Advanced Material Group Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-03-13
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses a power desulphurization unit lime thick liquid mixer overhauls device, concretely relates to speed reducer maintenance field, including the holding vessel, the one end fixed mounting of holding vessel has the intermediate junction body, one side fixed mounting of intermediate junction body has the speed reducer, the inside snap ring that is provided with of one end of intermediate junction body, the fixed surface of snap ring installs eight adjustable bolts of group, one side of snap ring is provided with first minute ring, the opposite side of snap ring is provided with the second minute ring. The utility model discloses a set up snap ring, first minute ring and second minute ring, a two semicircle snap rings are fastened by four fixing bolt on being close to speed reducer side (mixing) shaft, have welded eight groups of adjustable bolt respectively at its twelve o 'clock, six o' clock, three o 'clock, nine o' clock directions, guarantee that the (mixing) shaft is tight at the even top of four directions of intermediate junction body, make its bearing in the mechanical seal form two points of a linear support mode, guarantee that the (mixing) shaft can not damage mechanical seal because of unexpected atress.

Description

Power desulphurization unit lime thick liquid mixer overhauls device

Technical Field

The utility model relates to a speed reducer maintenance field, more specifically say, the utility model relates to a power desulphurization unit lime thick liquid mixer overhauls device.

Background

Petrochemical production all can relate to boiler flue gas emission's problem, and the environmental protection is very strict to flue gas emission's standard control, and the lime thick liquid circulation absorption's that this company adopted method desulfurization, in order to prevent that the lime thick liquid that circulates from deposiing, influencing the effect, adopts the desulfurization thick liquid absorption tower, has installed three to four paddle mixers on the absorption tower, carries out incessant stirring, so overhaul the agitator speed reducer and the online change requirement of machine sealing and need not influence production soon again.

But its when in actual use, in order to prevent rocking of (mixing) shaft when overhauing the speed reducer originally and cause the damage to the machine seal, can utilize the specialized tool that the machine seal that the producer provided changed on line to tear down the machine seal, then tear down the speed reducer again and overhaul. Because the stirring shaft is not exposed outside the tank body, the stirring shaft is very easy to bear force when the speed reducer is disassembled, a blocking device on the stirring shaft is sealed and dislocated with the tank body, a large amount of lime slurry is leaked, and hidden troubles are caused to device production.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a power desulphurization unit lime thick liquid mixer overhauls device, through setting up the snap ring, first minute ring and second minute ring, a two semicircle snap rings are fastened on being close to speed reducer side (mixing) shaft by four fixing bolt, at its twelve o' clock, six o 'clocks, three o' clocks, eight groups of adjustable bolt have been welded respectively to nine o 'clock directions, guarantee that the (mixing) shaft is at the even top tight of four directions of intermediate junction body, make its and mechanical seal in the bearing form two points of a line's support mode, guarantee that the (mixing) shaft can not damage mechanical seal because of unexpected atress.

In order to achieve the above object, the utility model provides a following technical scheme: a maintenance device for a lime slurry mixer of a power desulfurization device comprises a storage tank, wherein one end of the storage tank is fixedly provided with an intermediate connecting body, one side of the intermediate connecting body is fixedly provided with a speed reducer, and a clamping ring is arranged inside one end of the intermediate connecting body;

eight groups of adjustable bolts are fixedly installed on the outer surface of the clamping ring, a first sub-ring is arranged on one side of the clamping ring, a second sub-ring is arranged on the other side of the clamping ring, four through holes are formed in the outer surface of the clamping ring and are arranged in a rectangular shape, a bolt is fixedly installed in the clamping ring, and a second clamping groove is formed in the first sub-ring;

the one end of speed reducer is provided with the (mixing) shaft, the (mixing) shaft passes through snap ring swing joint with the speed reducer, the spout has been seted up to one side surface of speed reducer, one side of speed reducer is provided with four smooth buttons, smooth button passes through spout and speed reducer sliding connection, the mounting groove has been seted up to one side of speed reducer, the inside of speed reducer is provided with the limiting plate, the one end and the smooth button fixed connection of limiting plate, four first draw-in grooves, four have been seted up to the inner wall of mounting groove first draw-in groove is the rectangle and arranges.

In a preferred embodiment, a mechanical seal is fixedly mounted on one side of the storage tank, a bearing is fixedly mounted inside the mechanical seal, a mounting plate is fixedly mounted on one side of the intermediate connecting body, and the mounting plate has the same size as the mounting groove.

In a preferred embodiment, one side of the mounting plate is fixedly provided with a fixing bolt, one side of the mounting plate is welded with four insertion plates, and the insertion plates are matched with the first clamping grooves.

In a preferred embodiment, the insert plate is internally provided with a limiting groove, and the limiting plate is matched with the limiting groove.

In a preferred embodiment, the outer surface of the adjustable bolt is sleeved with a nut, and the adjustable bolt is movably connected with the nut through threads.

In a preferred embodiment, one end of the bolt is inserted into the second clamping groove, the inner wall of the second clamping groove is provided with threads, and the second sub-ring is fixedly connected with the first sub-ring through the bolt.

The utility model discloses a technological effect and advantage:

1. the clamping ring, the first sub-ring and the second sub-ring are arranged, one semicircular clamping ring is fastened on the stirring shaft close to the speed reducer side by four fixing bolts, eight groups of adjustable bolts are respectively welded in the twelve o 'clock, six o' clock, three o 'clock and nine o' clock directions of the clamping ring, the stirring shaft is guaranteed to be evenly pressed in four directions of the middle connecting body, the stirring shaft and a bearing in the mechanical seal form a two-point one-line supporting mode, the stirring shaft is guaranteed not to damage the mechanical seal due to accidental stress, the working efficiency is improved, the mechanical seal is not required to be disassembled when the speed reducer is overhauled, and accidental leakage of lime slurry is avoided;

2. through being equipped with the mounting groove, the mounting panel, picture peg and limiting plate, when the speed reducer finishes repairing the back and installing, slide the button along the spout lapse, drive the limiting groove that the limiting plate inserted the picture peg, carry out further fixed to the speed reducer, it is more firm to make the speed reducer installation, and when fixing bolt, because there is the picture peg spacing with the limiting plate, do not need people to hold up the speed reducer, a large amount of manpowers have been practiced thrift, be convenient for people install the speed reducer, install the snap ring in the mounting panel after that, connect the (mixing) shaft.

Drawings

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

Fig. 2 is a schematic view of the connection structure of the mounting plate of the present invention.

Fig. 3 is a schematic structural diagram of the snap ring frame of the present invention.

Fig. 4 is a schematic structural diagram of the mounting plate of the present invention.

Fig. 5 is a partial view of the speed reducer of the present invention.

The reference signs are: the device comprises a storage tank 1, a mechanical seal 11, an intermediate connecting body 2, a mounting plate 21, a fixing bolt 22, an inserting plate 23, a speed reducer 3, a stirring shaft 31, a sliding chute 32, a sliding button 33, a mounting groove 34, a limiting plate 35, a first clamping groove 36, a clamping ring 4, an adjustable bolt 41, a first sub-ring 42, a second sub-ring 43, a through hole 44, a bolt 45, a second clamping groove 46 and a nut 47.

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.

The utility model provides a maintenance device for a lime slurry mixer of a power desulfurization device, which comprises a storage tank 1, wherein one end of the storage tank 1 is fixedly provided with an intermediate connector 2, one side of the intermediate connector 2 is fixedly provided with a speed reducer 3, one end of the intermediate connector 2 is internally provided with a snap ring 4, the outer surface of the snap ring 4 is fixedly provided with eight groups of adjustable bolts 41, one side of the snap ring 4 is provided with a first sub-ring 42, the other side of the snap ring 4 is provided with a second sub-ring 43, the outer surface of the snap ring 4 is provided with four through holes 44, four through holes 44 are arranged in a rectangular shape, the inner part of the snap ring 4 is fixedly provided with a bolt 45, the inner part of the first sub-ring 42 is provided with a second clamping groove 46, the outer surface of the adjustable bolt 41 is sleeved with a nut 47, one end of the bolt 45 is inserted into the second clamping groove 46, the inner wall of the second clamping groove 46 is provided with threads, and the second sub-ring 43 is fixedly connected with the first sub-ring 42 through the bolt 45.

As shown in fig. 1 to 3, the embodiment specifically is: one two semicircular snap rings 4 are fastened on a stirring shaft 31 close to a speed reducer 3 side by four fixing bolts 22, eight groups of adjustable bolts 41 are respectively welded in the twelve o 'clock, six o' clock, three o 'clock and nine o' clock directions, the stirring shaft 31 is ensured to be uniformly propped in the four directions of the middle connecting body 2, so that a two-point one-line supporting mode is formed between the stirring shaft 31 and a bearing in a mechanical seal 11, the mechanical seal 11 is ensured not to be damaged due to accidental stress of the stirring shaft 31, when the speed reducer 3 breaks down and needs to be disassembled and maintained, people can rotate the adjustable bolts 41 on the outer side of the snap rings 4, move the adjustable bolts 41 inwards for a certain distance, so that one ends of the adjustable bolts 41 cannot prop against the inner wall of the mounting plate 21 during disassembly, then the bolt 45 is screwed out from a second clamping groove 46 in the first sub-ring 42, so that the first sub-ring 42, then with the first minute ring 42 and the second minute ring 43 separation on the snap ring 4 to take out from the mounting panel 21, remove fixing bolt 22 on the mounting panel 21 after that, make speed reducer 3 lose with the one end of (mixing) shaft 31 and be connected, can take off speed reducer 3 after that and overhaul, improved the efficiency of work, need not dismantle mechanical seal 11 when overhauing speed reducer 3, avoided the unexpected leakage of the lime thick liquid in holding vessel 1.

The one end of speed reducer 3 is provided with (mixing) shaft 31, (mixing) shaft 31 and speed reducer 3 pass through snap ring 4 swing joint, spout 32 has been seted up to one side surface of speed reducer 3, one side of speed reducer 3 is provided with four slide button 33, slide button 33 passes through spout 32 and speed reducer 3 sliding connection, mounting groove 34 has been seted up to one side of speed reducer 3, the inside of speed reducer 3 is provided with limiting plate 35, the one end and the slide button 33 fixed connection of limiting plate 35, the inner wall of mounting groove 34 is seted up four first draw-in grooves 36, four first draw-in grooves 36 are the rectangle range, one side fixed mounting of holding vessel 1 has mechanical seal 11, the inside fixed mounting of mechanical seal 11 has the bearing, one side fixed mounting of intermediate junction body 2 has mounting panel 21, the specification size of mounting panel 21 is the same with mounting groove 34, one side fixed mounting of mounting panel 21 has fixing bolt 22, one side welding of mounting panel 21 has four picture pegs 23, picture peg 23 and first draw-in groove 36 phase-match, the spacing groove has been seted up to the inside of picture peg 23, limiting plate 35 and spacing groove phase-match.

As shown in fig. 4 to 5, the embodiment specifically is: when the speed reducer 3 is installed after being repaired, one side of the installation plate 21 can be firstly embedded into the installation groove 34, and the inserting plate 23 at one side of the mounting plate 21 is inserted into the first clamping groove 36, so that the speed reducer 3 can be clamped at one side of the middle connecting body 2, then, the slide button 33 slides downwards along the slide slot 32 to drive the limit plate 35 to be inserted into the limit groove of the inserting plate 23, the speed reducer 3 is further fixed to make the speed reducer 3 more firmly installed, then the fixing bolt 22 is inserted into the mounting plate 21, when the speed reducer 3 and the intermediate connecting body 2 are fixed and the fixing bolt 22 is fixed, because there is picture peg 23 and limiting plate 35 spacing, do not need people to hold speed reducer 3, practiced thrift a large amount of manpowers, be convenient for people to install speed reducer 3, install snap ring 4 in mounting panel 21 after that, connect (mixing) shaft 31.

The utility model discloses the theory of operation:

referring to the attached drawings 1-3 of the specification, when the speed reducer 3 is out of order and needs to be disassembled and maintained, people can rotate the adjustable bolt 41 on the outer side of the snap ring 4, move the adjustable bolt 41 inwards for a certain distance, so that one end of the adjustable bolt 41 does not prop against the inner wall of the mounting plate 21 when the speed reducer 3 is disassembled, then unscrew the bolt 45 from the second clamping groove 46 in the first sub-ring 42, so that the first sub-ring 42 and the second sub-ring 43 are fixedly connected, then separate the first sub-ring 42 and the second sub-ring 43 on the snap ring 4, take out the first sub-ring from the mounting plate 21, then dismount the fixed bolt 22 on the mounting plate 21, so that the speed reducer 3 is disconnected with one end of the stirring shaft 31, and then take down the speed reducer;

referring to the accompanying drawings 4-5 of the specification, when the speed reducer 3 is installed after being repaired, one side of the mounting plate 21 can be firstly embedded into the mounting groove 34, the inserting plate 23 on one side of the mounting plate 21 is inserted into the first clamping groove 36, the speed reducer 3 can be clamped on one side of the intermediate connecting body 2, then the sliding button 33 slides downwards along the sliding groove 32 to drive the limiting plate 35 to be inserted into the limiting groove of the inserting plate 23, then the fixing bolt 22 is inserted into the mounting plate 21 to fix the speed reducer 3 and the intermediate connecting body 2, when the fixing bolt 22 is fixed, the inserting plate 23 and the limiting plate 35 limit the position, then the clamping ring 4 is installed in the mounting plate 21, and the stirring shaft 31 is connected.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a power desulphurization unit lime thick liquid mixer overhauls device, includes holding vessel (1), its characterized in that: an intermediate connecting body (2) is fixedly installed at one end of the storage tank (1), a speed reducer (3) is fixedly installed at one side of the intermediate connecting body (2), and a clamping ring (4) is arranged inside one end of the intermediate connecting body (2);

eight groups of adjustable bolts (41) are fixedly mounted on the outer surface of the clamping ring (4), a first sub-ring (42) is arranged on one side of the clamping ring (4), a second sub-ring (43) is arranged on the other side of the clamping ring (4), four through holes (44) are formed in the outer surface of the clamping ring (4), the four through holes (44) are arranged in a rectangular shape, a bolt (45) is fixedly mounted inside the clamping ring (4), and a second clamping groove (46) is formed in the first sub-ring (42);

the one end of speed reducer (3) is provided with (mixing) shaft (31), snap ring (4) swing joint is passed through with speed reducer (3) in (mixing) shaft (31), spout (32) have been seted up to one side surface of speed reducer (3), one side of speed reducer (3) is provided with four smooth buttons (33), smooth button (33) are through spout (32) and speed reducer (3) sliding connection, mounting groove (34) have been seted up to one side of speed reducer (3), the inside of speed reducer (3) is provided with limiting plate (35), the one end and smooth button (33) fixed connection of limiting plate (35), four first draw-in grooves (36) have been seted up to the inner wall of mounting groove (34), four first draw-in groove (36) are the rectangle and arrange.

2. The maintenance device of the lime slurry mixer of the power desulfurization device as claimed in claim 1, characterized in that: one side fixed mounting of holding vessel (1) has mechanical seal (11), the inside fixed mounting of mechanical seal (11) has the bearing, one side fixed mounting of intermediate junction body (2) has mounting panel (21), the specification size and the mounting groove (34) of mounting panel (21) are the same.

3. The maintenance device of the lime slurry mixer of the power desulfurization device as claimed in claim 2, characterized in that: one side fixed mounting of mounting panel (21) has fixing bolt (22), one side welding of mounting panel (21) has four picture peg (23), picture peg (23) and first draw-in groove (36) phase-match.

4. The maintenance device of the lime slurry mixer of the power desulfurization device as claimed in claim 3, characterized in that: the inserting plate (23) is internally provided with a limiting groove, and the limiting plate (35) is matched with the limiting groove.

5. The maintenance device of the lime slurry mixer of the power desulfurization device as claimed in claim 1, characterized in that: the outer surface cover of adjustable bolt (41) is equipped with nut (47), adjustable bolt (41) passes through screw thread swing joint with nut (47).

6. The maintenance device of the lime slurry mixer of the power desulfurization device as claimed in claim 1, characterized in that: one end of the bolt (45) is inserted into the second clamping groove (46), the inner wall of the second clamping groove (46) is provided with threads, and the second sub-ring (43) is fixedly connected with the first sub-ring (42) through the bolt (45).