CN214636071U - Stirring shaft supporting structure for washing tank - Google Patents
Stirring shaft supporting structure for washing tank Download PDFInfo
- Publication number
- CN214636071U CN214636071U CN202120619684.9U CN202120619684U CN214636071U CN 214636071 U CN214636071 U CN 214636071U CN 202120619684 U CN202120619684 U CN 202120619684U CN 214636071 U CN214636071 U CN 214636071U
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- shaft
- flange
- mixing
- stirring shaft
- washing tank
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Abstract
The utility model discloses a (mixing) shaft supporting structure for washing jar belongs to light chemical industry technical field, including jar body and installing at jar internal (mixing) shaft, and jar body bottom is provided with the extension section of thick bamboo of downwardly extending, and extension section of thick bamboo lower extreme fixed cover is equipped with big flange, installs the location axle that upwards extends on the big flange, and the (mixing) shaft lower extreme has the locating hole, and location axle activity is inserted and is established epaxially in the location. The utility model discloses not only realized the support to the (mixing) shaft, and when guaranteeing jar body leakproofness, it is more convenient to dismantle when making the convenient maintenance in later stage.
Description
Technical Field
The utility model belongs to the technical field of light chemical industry, particularly, relate to a (mixing) shaft supporting structure for washing tank.
Background
The washing tank is one of key devices of a liquid crystal display screen raw material production line, if a fault occurs, the whole production line stops production, and the economic loss is large, so that the stable operation of the device is particularly important; meanwhile, the washing tank has the characteristics of large volume (more than 131m 3) and high working temperature (up to 145 ℃), so that the washing tank cannot meet the requirement of upgrading products.
At present the washing tank is vertical installation, be furnished with and go up formula agitating unit, agitating unit is including running through into the internal (mixing) shaft of jar and installing four agitators on the (mixing) shaft from jar external, every agitator comprises four group's stirring paddle leaf, but the (mixing) shaft lower extreme in the washing tank of current all rotates the support through the bearing, increase along with the live time, need regularly change the bearing, and the bearing then must be demolishd all parts of washing tank bottom when changing, make the work load greatly increased of plant maintenance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a (mixing) shaft bearing structure for washing jar has not only realized the support to the (mixing) shaft, and when guaranteeing jar body leakproofness, dismantles more conveniently when making the convenient maintenance in later stage.
For realizing the purpose of the utility model, the technical proposal adopted is that: the utility model provides a (mixing) shaft supporting structure for washing jar, includes a jar body and installs the (mixing) shaft in the jar body, and jar body bottom is provided with a downwardly extending's an extension section of thick bamboo, and extension section of thick bamboo lower extreme fixed cover is equipped with big flange, installs the location axle that upwards extends on the big flange, and the (mixing) shaft lower extreme has the locating hole, and the (mixing) shaft activity is inserted and is established epaxially in the location.
Furthermore, a small flange is fixedly installed on the large flange, and the positioning shaft is fixed on the small flange.
Furthermore, a handle is arranged on the outer side of the small flange.
Furthermore, the inner wall of the positioning hole is provided with a lining.
Furthermore, the lower end of the lining is provided with an edge platform which is fixed on the lower end surface of the stirring shaft.
Furthermore, a sealing groove is formed in a facing surface, attached to the extending cylinder, of the large flange, and a sealing ring is embedded in the sealing groove.
Furthermore, the number of the seal grooves is at least one, and the seal grooves are radially arranged at intervals along the center of the extension cylinder.
Furthermore, the large flange is also provided with a boss, and the diameter of the boss is matched with the inner diameter of the extension cylinder.
Furthermore, a support cylinder is further sleeved on the stirring shaft, a sealing cover covering the upper end of the support cylinder is fixed on the stirring shaft, and the lower end of the support cylinder is hermetically inserted into the extension cylinder.
Furthermore, a support flange is arranged at the lower end of the support cylinder and is attached to the upper end of the extension cylinder or the inner wall of the tank body in a sealing mode.
The utility model has the advantages that,
1. through setting up big flange and little flange to installation location axle on little flange, the lower extreme activity that makes the (mixing) shaft is inserted and is established epaxially in the location, has not only realized the support to the (mixing) shaft, and when guaranteeing jar body leakproofness, and it is more convenient to dismantle when making the convenient maintenance in later stage.
2. Through the common cooperation of a supporting cylinder and a cap, the material is effectively prevented from leaking downwards along the stirring shaft, so that the material cannot leak in the later maintenance process.
Drawings
FIG. 1 is a structural view of a support structure of a stirring shaft for a washing tank according to the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Reference numbers and corresponding part names in the drawings:
1. the sealing device comprises a tank body, 2 parts of a stirring shaft, 3 parts of an extension cylinder, 4 parts of a large flange, 5 parts of a positioning shaft, 6 parts of a positioning hole, 7 parts of a small flange, 8 parts of a handle, 9 parts of a lining, 10 parts of an edge platform, 11 parts of a sealing groove, 12 parts of a sealing ring, 13 parts of a boss, 14 parts of a support cylinder, 15 parts of a sealing cover, 16 parts of a support flange.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, the utility model provides a pair of (mixing) shaft bearing structure for washing tank, which comprises a tank body 1, jar body 1 bottom is equipped with the support frame of the support jar body 1, and install (mixing) shaft 2 in the jar body 1, the central axis of (mixing) shaft 2 and jar body 1 the central axis on same straight line, the lower extreme rotation support of (mixing) shaft 2 is in jar body 1 bottom, the upper end of (mixing) shaft 2 runs through jar body 1 top and upwards extends, here, for the convenience to the maintenance of (mixing) shaft 2, can set stirring shaft 2 into the multistage formula structure, pass through shaft coupling fixed connection between adjacent two sections, economy has been improved, it dismantles has been simplified, the change procedure, it is more convenient to maintain, it is swift, the down maintenance time has been shortened greatly.
The bottom of the tank body 1 is provided with an extension cylinder 3 extending downwards, the extension cylinder 3 is welded and fixed with the tank body 1, the central axis of the extension cylinder 3 and the central axis of the stirring shaft 2 are on the same straight line, the diameter of the extension cylinder 3 is larger than that of the stirring shaft 2, an extension end fixing cover of the extension cylinder 3 is provided with a large flange 4, the periphery of the large flange 4 is jointly fixed through a plurality of screws, the large flange 4 is in sealing fit with the extension cylinder 3, and the lower end of the extension cylinder 3 is sealed; install the location axle 5 that upwards extends on big flange 4, the central axis of location axle 5 is on same straight line with (mixing) shaft 2's the central axis, and (mixing) shaft 2 lower extreme terminal surface seted up with location axle 5 complex locating hole 6, through the cooperation of location axle 5 with locating hole 6, not only realize the support to (mixing) shaft 2, and make (mixing) shaft 2 can fix a position 5 abundant rotations of axle relatively, and simultaneously, through locating hole 6 and location axle 5's cooperation, make (mixing) shaft 2 higher at the coaxial precision of rotation in-process, make (mixing) shaft 2 more steady at the rotation in-process.
The utility model discloses in, when needs maintain the supporting of (mixing) shaft 2, can directly pull down big flange 4, then change big flange 4 that has location axle 5 to make when changing guarantee that location axle 5 inserts establish in locating hole 6 can, make the supporting of (mixing) shaft 2 maintain simple and convenient more.
In some embodiments, the small flange 7 is fixedly mounted on the large flange 4, the lower flange is fixed on the large flange 4 together through a plurality of screws, the center of the large flange 4 and the center of the positioning shaft 5 are on the same vertical line, and the positioning shaft 5 is welded and fixed on the small flange 7 or the positioning shaft 5 and the small flange 7 are integrally formed, so that materials used for mounting the fixing shaft are reduced, when the positioning shaft 5 needs to be replaced, the replaced parts are smaller, replacement is more convenient, and the increase of maintenance cost caused by the larger size of the replaced object is effectively avoided.
In some embodiments, the handle 8 is further arranged on the outer side of the small flange 7, and the handle 8 is welded and fixed on the lower flange, so that when the positioning shaft 5 needs to be replaced, a worker can pull out the positioning shaft 5 from the positioning hole 6 by holding the handle 8, damage to sealing between the small flange 7 and the large flange 4 due to prying of the small flange 7 is effectively prevented, and maintenance is more convenient.
In some embodiments, bushing 9 is still installed to 6 inner walls of locating hole, make and pass through bushing 9 interval between locating shaft 5 and the locating hole 6, effectively avoid because of (mixing) shaft 2 receives wearing and tearing at rotation in-process locating hole 6 pore wall and lead to the too big (mixing) shaft 2 that makes in-process of rotation between locating shaft 5 and the locating hole 6 to rock in rotating, and through setting up bushing 9, when making later maintenance, only need to change axle sleeve and locating shaft 5 can, make (mixing) shaft 2 self can not receive the influence, make later maintenance simple and convenient more.
In some embodiments, the lower end of the bushing 9 has a rim 10, the rim 10 is fixed on the lower end surface of the stirring shaft 2 by screws, so that the bushing 9 is fixedly installed, and the bushing 9 is more stably installed, in order to prevent the bushing 9 from being installed in the positioning hole 6, after the bushing 9 is installed in the positioning hole 6, the bushing 9 is subjected to a certain torsion in the positioning hole 6 due to friction between the positioning shaft 5 and the bushing 9, an axially extending convex rib may be further provided on the outer wall of the bushing 9, a rib groove matching the convex rib is provided on the wall of the positioning hole 6, the bushing 9 is limited in the circumferential direction by matching the convex rib and the rib groove, and the bushing 9 is effectively prevented from rotating relatively between the positioning hole 6 and the positioning shaft 5.
In some embodiments, a sealing groove 11 is formed in a facing surface of the large flange 4, which is attached to the extension cylinder 3, a sealing ring 12 is embedded in the sealing groove 11, the sealing ring 12 is an O-ring, when the large flange 4 is tightly attached to the extension end of the extension cylinder 3, the extension end of the extension cylinder 3 is in sealing fit with the large flange 4, so that leakage between the large flange 4 and the extension cylinder 3 is effectively prevented, and the sealing performance of the tank body 1 is better.
In some embodiments, there is at least one sealing groove 11, the plurality of sealing grooves 11 are radially arranged along the center of the extension cylinder 3 at intervals, and when there are a plurality of sealing grooves 11, a sealing ring 12 is embedded in each sealing groove 11, so that the sealing performance between the large flange 4 and the extension cylinder 3 is greatly improved.
In some embodiments, the large flange 4 is further provided with a boss 13, and the diameter of the boss 13 is matched with the inner diameter of the extension cylinder 3, so that when the large flange 4 is installed, the boss 13 can effectively limit the installation of the large flange 4, the center of the large flange 4 and the center of the stirring shaft 2 are ensured to be on the same straight line, and the installation of the large flange 4 is quicker; meanwhile, by arranging the boss 13, after the large flange 4 is installed, the sealing effect between the large flange 4 and the extension cylinder 3 is better due to the fact that the gap path between the large flange 4 and the inner wall of the extension cylinder 3 is more complex.
In some embodiments, the stirring shaft 2 is further sleeved with a support cylinder 14, the central axis of the support cylinder 14 is collinear with the central axis of the stirring shaft 2, the stirring shaft 2 is fixedly provided with a seal cover 15 covering the upper end of the support cylinder 14, the inner wall of the seal cover 15 is in clearance fit with the outer wall of the support cylinder 14, when the upper end of a gap between the support cylinder 14 and the stirring shaft 2 is sealed, the stirring shaft 2 is effectively prevented from being rubbed in the rotating process, meanwhile, the lower end of the support cylinder 14 is directly sealed and inserted in the extension cylinder 3, so that the lower end of the gap between the support cylinder 14 and the stirring shaft 2 is completely sealed, and structures such as a positioning shaft 5 for supporting the stirring shaft 2 are all sealed and surrounded, so that materials are effectively prevented from entering the gap between the positioning hole 6 and the positioning shaft 5, and the influence on the rotation of the stirring shaft 2 is avoided.
Here, when the jar body 1 has the filter screen structure in, the center of filter screen structure can cooperate with a support section of thick bamboo 14, makes the filter screen structure center can receive a holding power, makes the intensity of filter screen structure bigger.
In some embodiments, the lower end of the support cylinder 14 is provided with a support flange 16, the support flange 16 is welded and fixed with the lower end of the support cylinder 14, and the support flange 16 is tightly attached to the upper end of the extension cylinder 3 or the inner wall of the tank body 1 or to the extension cylinder 3 and the inner wall of the tank body 1 together, so that not only is the installation of the lower end of the support cylinder 14 more stable, but also the lower end of the support cylinder 14 has better sealing performance.
The utility model provides a also can set up boss 13 on the lower flange to make boss 13 and the cooperation of the centre bore on the big flange 4, make the little flange 7 can guarantee when the installation that the little flange 7 center is on same straight line with (mixing) shaft 2's the central axis, guarantee the accurate cooperation of location axle 5 and locating hole 6, simultaneously, in order to guarantee the leakproofness between little flange 7 and the big flange 4, still can inlay dress sealing washer 12 on little flange 7 and lower flange complex face equally.
The utility model discloses in when needs are changed location axle 5 and bush 9, dismantle the screw of fixed small flange 7, grip handle 8, take off small flange 7, location axle 5 is taken off simultaneously when small flange 7 takes off, take off bush 9 from (mixing) shaft 2, finally, bush 9 after will changing is fixed on (mixing) shaft 2, and will change small flange 7 after fix on big flange 4 can, when small flange 7 is fixed, guarantee that location axle 5 inserts and establish under (mixing) shaft 2 in the bush 9 of terminal surface.
The utility model can also be used for supporting the stirring in a stirring tank or a reaction kettle or other tanks.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a (mixing) shaft supporting structure for washing jar, its characterized in that, including jar body (1) with install (mixing) shaft (2) in jar body (1), and jar body (1) bottom is provided with a downwardly extending section of thick bamboo (3), extends a section of thick bamboo (3) lower extreme fixed cover and is equipped with big flange (4), installs the location axle (5) that upwards extends on big flange (4), (mixing) shaft (2) lower extreme has locating hole (6), (mixing) shaft (2) activity is inserted and is established on location axle (5).
2. Stirring shaft support structure for washing tank according to claim 1, characterized in that a small flange (7) is fixedly mounted on the large flange (4), and the positioning shaft (5) is fixed on the small flange (7).
3. Stirring shaft support structure for washing tank(s) according to claim 2, characterized in that the small flange (7) is provided with a handle (8) on its outside.
4. Stirring shaft support structure for washing tank according to claim 1, characterized in that the positioning hole (6) is further mounted with a bushing (9) on its inner wall.
5. Stirring shaft support structure for washing tank according to claim 4, characterized in that the lower end of said bushing (9) has a rim (10) and is fixed to the lower end face of the stirring shaft (2) along the rim (10).
6. The stirring shaft supporting structure for the washing tank as claimed in claim 1, wherein a sealing groove (11) is formed on the surface of the large flange (4) attached to the extending cylinder (3), and a sealing ring (12) is embedded in the sealing groove (11).
7. The agitator shaft support structure for the washing tank according to claim 6, wherein the number of the seal grooves (11) is at least one, and a plurality of seal grooves (11) are arranged at intervals in a radial direction along a center of the extension cylinder (3).
8. Stirring shaft support structure for washing tank according to claim 1, characterized in that the large flange (4) is further provided with a boss (13), and the diameter of the boss (13) is matched with the inner diameter of the extension cylinder (3).
9. The stirring shaft supporting structure for the washing tank as claimed in claim 1, wherein a supporting cylinder (14) is further sleeved on the stirring shaft (2), a sealing cover (15) covering the upper end of the supporting cylinder (14) is fixed on the stirring shaft (2), and the lower end of the supporting cylinder (14) is hermetically inserted in the extending cylinder (3).
10. A mixer shaft bearing structure for washing tank according to claim 9, characterized in that the support cylinder (14) has a support flange (16) at its lower end, and the support flange (16) is sealingly attached to the upper end of the extension cylinder (3) or the inner wall of the tank body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120619684.9U CN214636071U (en) | 2021-03-26 | 2021-03-26 | Stirring shaft supporting structure for washing tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120619684.9U CN214636071U (en) | 2021-03-26 | 2021-03-26 | Stirring shaft supporting structure for washing tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214636071U true CN214636071U (en) | 2021-11-09 |
Family
ID=78456445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120619684.9U Active CN214636071U (en) | 2021-03-26 | 2021-03-26 | Stirring shaft supporting structure for washing tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214636071U (en) |
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2021
- 2021-03-26 CN CN202120619684.9U patent/CN214636071U/en active Active
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