CN108311000B - Self-positioning fixing device for underwater bearing and hyperboloid stirrer - Google Patents
Self-positioning fixing device for underwater bearing and hyperboloid stirrer Download PDFInfo
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- CN108311000B CN108311000B CN201810334412.7A CN201810334412A CN108311000B CN 108311000 B CN108311000 B CN 108311000B CN 201810334412 A CN201810334412 A CN 201810334412A CN 108311000 B CN108311000 B CN 108311000B
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- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000005096 rolling process Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/212—Construction of the shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/86—Mixing heads comprising a driven stirrer
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a self-positioning fixing device for an underwater bearing, which is characterized by comprising a base, a connecting piece arranged on the base, an underwater bearing group matched with a mounting rack is arranged on a stirring shaft, the mounting rack detachably connected with the connecting piece is arranged on the underwater bearing group, a positioning shaft is arranged at the bottom end of the stirring shaft, the underwater bearing group comprises a cylindrical bearing seat and a rolling bearing sleeved on the positioning shaft, the rolling bearing and the positioning shaft are jointly inserted into the bearing seat, a limiting seat is arranged at the inner bottom of the bearing seat, the limiting seat comprises an upper limiting disc and a lower limiting disc which are arranged up and down, limiting grooves are respectively arranged on the upper limiting disc and the lower limiting disc, a limiting piece capable of penetrating through the limiting grooves is arranged at the bottom end of the positioning shaft, a rotating space for the rotation of the limiting piece is reserved between the two limiting discs, and the limiting piece is positioned below the rolling bearing. The invention discloses a hyperboloid stirrer.
Description
Technical Field
The invention relates to the field of hyperboloid stirring devices, in particular to an underwater bearing self-positioning fixing device and a hyperboloid stirrer.
Background
The hyperboloid (aeration) stirrer is widely applied to occasions requiring stirring and mixing of solid, liquid and gas for liquid in industries such as environmental protection, chemical industry, energy source, light industry and the like, is particularly suitable for municipal administration, chemical industry paper making and other various water treatment processes, and the stirring and mixing of water is one of key process processes, such as a coagulation tank, an adjusting tank, an anaerobic tank, a nitrification and denitrification tank and the like in sewage treatment work.
The hyperboloid (aeration) stirrer can select whether the positioning water bearing is needed to be added or not according to input parameters such as stirring medium, tank size, stirring intensity and the like. When the underwater bearing is required to be arranged, the maintenance and replacement of the later bearing are required to be considered.
The structure commonly used at present sets up the steel ring of taking the base for the bottom, and the base and the pool bottom concrete foundation bolted connection of steel ring, stirring axle lower part direct sleeve are in the ring, and axle and ring directly produce the friction. In order to ensure the installation of equipment, a larger gap is reserved between a general stirring shaft and a circular ring, so that the positioning effect is poor, the stirring shaft shakes greatly when the stirring machine operates, and the driving motor is overloaded or the stirring shaft is broken seriously. And in case the bearing under water is excessively worn and replaced, a large amount of liquid medium in the tank body needs to be completely emptied, maintenance personnel go down to the bottom of the tank body for maintenance and replacement, the process needs to be stopped, the maintenance and replacement period is long, the difficulty is high, and the normal production of users is seriously influenced.
Disclosure of Invention
The invention aims to provide a self-positioning fixing device for an underwater bearing, which has the advantage that an underwater bearing group can be replaced without emptying liquid medium in a pool.
The technical aim of the invention is realized by the following technical scheme:
The utility model provides an under water bearing self-positioning fixing device, includes the base, still includes the connecting piece that sets up on the base, is equipped with on the (mixing) shaft with mounting bracket complex under water bearing group, is equipped with the mounting bracket of dismantling the connection with the connecting piece on the bearing group under water, the locating shaft is installed to the (mixing) shaft bottom, under water bearing group includes cylinder bearing frame and cover and establishes at epaxial antifriction bearing of location, antifriction bearing inserts in the bearing frame with the locating shaft jointly, and the bottom is equipped with spacing seat in the bearing frame, spacing seat includes upper limit plate and the lower limit plate that sets up from top to bottom, all is equipped with the spacing groove on upper limit plate and the lower limit plate, and the locating shaft bottom is equipped with the locating piece that can pass the spacing groove, leaves locating piece pivoted rotation space between two limit plates, and the locating piece is located antifriction bearing below.
Through adopting above-mentioned technical scheme, during the installation, insert locating shaft and antifriction bearing jointly in the bearing frame, locating shaft epaxial locating part passes the spacing groove on the upper limit dish, when needs are in the same place connecting piece and mounting bracket installation, locating shaft epaxial locating part inserts the spacing inslot on the lower limit dish, and the connecting piece is in the same place with the mounting bracket installation after, withdraws locating upper locating part from the lower limit dish again, then contracts the locating part and rotate in the space.
Further set up: the top end of the positioning shaft is provided with a lower flange, and the bottom end of the stirring shaft is provided with an upper flange matched with the lower flange.
Through adopting above-mentioned technical scheme, the locating shaft can be dismantled with the (mixing) shaft through lower flange and last flange and be connected, when the locating shaft produced the damage like this, conveniently maintain and change.
Further set up: the top of the bearing seat is provided with an annular sealing strip for preventing water from entering the bearing seat.
By adopting the technical scheme, the annular sealing strip can prevent water from entering the bearing seat to damage the rolling bearing.
Further set up: the limiting groove is a cross key groove.
Through adopting above-mentioned technical scheme, cross keyway can satisfy two kinds of locating parts through round pin axle or cross key to can carry out spacingly effectively.
Further set up: the limiting piece is a pin shaft, a fixing hole used for penetrating the pin shaft is formed in the positioning shaft, an external thread is formed in the surface of the pin shaft, an internal thread is formed in the fixing hole, and the pin shaft is in threaded connection with the positioning shaft.
Through adopting above-mentioned technical scheme, round pin axle and locating shaft threaded connection, easy dismounting.
Further set up: the limiting piece comprises a mounting ring sleeved on the positioning shaft, and four positioning bolts are uniformly and circumferentially arranged on the mounting ring.
Through adopting above-mentioned technical scheme, the form of cross key is constituteed to collar and four locating pegs for the locating part card is advanced in the spacing inslot more stably.
Further set up: the base is provided with a conical guide disc for guiding the stirring shaft into the installation.
Through adopting above-mentioned technical scheme, the toper guide disc can conveniently guide the (mixing) shaft to the position of the mounting bracket on the base, conveniently links together (mixing) shaft and base.
Further set up: the mounting bracket includes the mounting disc, evenly encircles around the (mixing) shaft axis on the mounting disc and is equipped with a plurality of mounting grooves, and the connecting piece is including setting up the mounting bolt that corresponds with the mounting groove on the base.
Through adopting above-mentioned technical scheme, the mounting bolt inserts in the mounting groove, alright fix the relative position of bearing group under water and base like this, makes things convenient for the (mixing) shaft to rotate in the bearing frame.
Further set up: the mounting frame comprises a mounting plate, at least two fixing grooves are uniformly formed in the mounting plate in a ring mode around the central axis of the stirring shaft, the connecting piece comprises fixing bolts which are arranged on the base and correspond to the fixing grooves, the fixing bolts are arranged in an L shape, and the fixing bolts are inserted into the fixing grooves and clamped with the fixing grooves together through the rotary stirring shaft.
Through adopting above-mentioned technical scheme, during the installation, the fixed slot embolias the dead bolt in it to rotate, alright so with dead bolt and fixed slot block together, make the connection of bearing group under water and base more stable.
A hyperboloid stirrer comprises the self-positioning fixing device of the underwater bearing.
Through adopting above-mentioned technical scheme, can just so can change the bearing under water without the circumstances of clearing up the liquid medium in the pond, convenient simple reduces down time, uses manpower sparingly material resources.
In summary, the invention has the following beneficial effects: the problems of low positioning precision, long period and great difficulty of the underwater bearing at the bottom of the pool for the hyperboloid (aeration) stirrer are solved, so that the aims of high positioning progress, no need of pool cleaning and quick replacement by maintenance personnel on a working bridge are fulfilled.
Drawings
FIG. 1 is a schematic view of the structure of the underwater bearing self-positioning fixing device in embodiment 1;
FIG. 2 is a front view of the underwater bearing self-positioning fixture of example 1;
FIG. 3 is an exploded view of the underwater bearing set and base of example 1;
FIG. 4 is a cross-sectional view of the underwater bearing in example 1;
FIG. 5 is a schematic view showing the structure of the mounting frame and the connecting member in embodiment 2;
FIG. 6 is a schematic view of the structure of the stopper in embodiment 3;
FIG. 7 is a schematic view of the structure of a hyperboloid stirrer in example 4.
In the figure, 1, a base; 2. a conical guide disc; 3. a connecting piece; 31. a fixing bolt; 32. a positioning bolt; 4. an underwater bearing set; 41. a bearing seat; 42. a rolling bearing; 43. a limit seat; 431. an upper limit plate; 432. a lower limit plate; 433. a limit groove; 434. a rotation space; 44. a limiting piece; 441. a pin shaft; 442. a mounting ring; 443. a mounting bolt; 45. an annular sealing strip; 5. a mounting frame; 51. a mounting plate; 52. a fixing groove; 53. a mounting groove; 6. positioning a shaft; 61. a lower flange; 7. a stirring shaft; 71. an upper flange; 8. a speed reducer; 9. an impeller.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: the utility model provides an underwater bearing self-positioning fixing device, as shown in figures 1 and 2, includes base 1, is equipped with on the base 1 and is used for introducing the conical guide plate 2 on the installation with (mixing) shaft 7, is located conical guide plate 2 on the base 1 and is equipped with connecting piece 3, and (mixing) shaft 7 bottom is equipped with under water bearing group 4, is equipped with on the under water bearing group 4 with connecting piece 3 complex mounting bracket 5. In the first installation, the conical guide plate 2 and the connecting piece 3 are firstly installed on the base 1 to form a permanent fixed installation seat. And then the permanent fixed mounting seat is connected with the concrete at the bottom of the pool by adopting chemical bolts or welded with the embedded steel plate at the bottom of the pool.
As shown in fig. 2 and 3, the mounting bracket 5 includes a mounting plate 51, and the mounting plate 51 is preferably circular in shape, although other regular shapes may be used. Four fixing grooves 52 are uniformly formed on the mounting plate 51 around the central axis of the stirring shaft 7. The connecting member 3 includes four fixing bolts 31 provided on the base 1 corresponding to the fixing grooves 52, and the fixing bolts 31 are provided in an L shape. During installation, the four fixing grooves 52 on the installation plate 51 are respectively sleeved into the corresponding fixing bolts 31, then the stirring shaft 7 is rotated, the stirring shaft 7 drives the installation plate 51 to rotate, the fixing bolts 31 are clamped with the fixing grooves 52, and the rotation direction of the rotating stirring shaft 7 is the same as the rotation direction of the stirring shaft 7 during operation during installation, so that the fixing grooves 52 and the fixing bolts 31 can be prevented from being separated from each other.
As shown in fig. 2, a positioning shaft 6 which is detachably connected is arranged at the bottom end of the stirring shaft 7, a lower flange 61 is arranged at the top end of the positioning shaft 6, and an upper flange 71 matched with the lower flange 61 is arranged at the bottom end of the stirring shaft 7. In the installation process, the upper flange 71 and the lower flange 61 are only required to be connected through bolts, so that the positioning shaft 6 can be conveniently replaced when damaged. The stirring shaft 7 can be directly provided with the underwater bearing group 4 at the bottom end of the stirring shaft 7 without installing the positioning shaft 6.
As shown in fig. 3 and 4, the underwater bearing set 4 includes a cylindrical bearing housing 41 and a rolling bearing 42 sleeved on the positioning shaft 6, the rolling bearing 42 and the positioning shaft 6 are inserted into the bearing housing 41 together, and a limit seat 43 is provided inside the bearing housing 41. The limiting seat 43 comprises an upper limiting disc 431 and a lower limiting disc 432 which are arranged up and down, limiting grooves 433 are formed in the upper limiting disc 431 and the lower limiting disc 432, a limiting piece 44 which can penetrate through the limiting grooves 433 is arranged at the bottom end of the positioning shaft 6, a rotating space 434 for the limiting piece 44 to rotate is reserved between the two limiting discs, and the limiting piece 44 is located below the rolling bearing 42. When in installation, the positioning shaft 6 and the rolling bearing 42 are jointly inserted into the bearing seat 41, and the limiting piece 44 on the positioning shaft 6 passes through the limiting groove 433 on the upper limiting disc 431. When the connecting piece 3 and the mounting frame 5 are required to be mounted together, the limiting piece 44 on the positioning shaft 6 is inserted into the limiting groove 433 on the lower limiting disc 432, after the connecting piece 3 and the mounting frame 5 are mounted together, the limiting piece 44 on the positioning is pulled out from the lower limiting disc 432, and then the limiting piece 44 is contracted into the rotating space 434 to rotate, so that the limiting piece 44 is prevented from being interfered by the limiting disc.
As shown in fig. 4, an annular sealing strip 45 is arranged at the top of the bearing seat 41, the annular sealing strip 45 can prevent water from entering the bearing seat 41, damage is caused to the bearing seat 41, and the service life of the underwater bearing set 4 is prolonged. The annular sealing strip 45 also plays a limiting role to prevent the rolling bearing 42 from being separated from the bearing seat 41.
As shown in fig. 4, the limiting groove 433 is a cross groove or a straight groove, the limiting member 44 is a pin shaft 441 in a straight shape, and the pin shaft 441 can pass through the cross groove or the straight groove and be located in the rotating space 434 to rotate. The locating shaft 6 is internally provided with a fixing hole for penetrating the pin shaft 441, the surface of the pin shaft 441 is provided with external threads, the fixing hole is internally provided with internal threads, and the pin shaft 441 is in threaded connection with the locating shaft 6, so that the dismounting is convenient.
The specific implementation process comprises the following steps: during disassembly, the rotary positioning shaft 6 is pressed downwards, the limiting piece 44 on the positioning shaft 6 is clamped into the limiting groove 433 of the lower limiting disc 432, then the positioning shaft 6 is rotated reversely, the fixing groove 52 and the fixing bolt 31 are separated from each other, the stirring shaft 7 is lifted, the underwater bearing group 4 is lifted out of the water, and the rolling bearing 42 can be replaced by taking down the pin shaft 441. The rolling bearing 42 shaft is replaced, the positioning shaft 6 and the underwater bearing group 4 are reassembled together and put into water, the positioning shaft 6 is pressed down and rotated forward through the conical guide disc 2 to the position of the base 1, the mounting frame 5 and the connecting piece 3 are clamped together, the positioning shaft 6 is lifted finally, the pin shaft 441 is lifted into the rotating space 434, and the whole replacement process is finished.
Example 2: the self-positioning fixing device for the underwater bearing is different from the embodiment 1 in that, as shown in fig. 5, the mounting frame 5 comprises a circular mounting plate 51, and four mounting grooves 53 are uniformly formed on the mounting plate 51 around the central axis of the stirring shaft 7 (see fig. 2). The connector 3 includes a positioning pin 32 provided on the base 1 in correspondence with the mounting groove 53. When the stirring shaft 7 is rotated, the base 1 and the bearing seat 41 can be relatively stationary by only sleeving the mounting groove 53 on the positioning bolt 32.
Example 3: the self-positioning fixing device for the underwater bearing is different from the embodiment 1 in that, as shown in fig. 4 and 6, the limiting groove 433 is a cross groove, the limiting piece 44 comprises a mounting ring 442 sleeved on the positioning shaft 6, and four mounting bolts 443 are uniformly and circumferentially arranged on the mounting ring 442. The mounting bolt 443 is inserted into the limiting groove 433, so that the relative position of the underwater bearing set 4 and the base 1 can be fixed, and the stirring shaft 7 (see fig. 2) can be conveniently rotated in the bearing seat 41.
Example 4: a hyperboloid stirrer is shown in fig. 7, and comprises a speed reducer 8, a stirring shaft 7 and an impeller 9, wherein the bottom of the stirring shaft 7 is provided with the underwater bearing self-positioning fixing device. By the arrangement, the stirring shaft 7 can be stabilized, and the underwater bearing set 4 can be conveniently replaced.
The above-described embodiments are provided for illustration only and not for limitation of the present invention, and modifications may be made to the embodiments without creative contribution by those skilled in the art after reading the present specification, as long as they are protected by patent laws within the scope of claims of the present invention.
Claims (6)
1. The utility model provides a self-positioning fixing device of bearing under water, includes base (1), its characterized in that: the device is characterized by further comprising a connecting piece (3) arranged on the base (1), wherein the base (1) is provided with a conical guide disc (2) for introducing the stirring shaft (7) into the mounting, the stirring shaft (7) is provided with an underwater bearing group (4) matched with the mounting frame (5), the underwater bearing group (4) is provided with the mounting frame (5) detachably connected with the connecting piece (3), the bottom end of the stirring shaft (7) is provided with a positioning shaft (6), the underwater bearing group (4) comprises a cylindrical bearing seat (41) and a rolling bearing (42) sleeved on the positioning shaft (6), the rolling bearing (42) and the positioning shaft (6) are jointly inserted into the bearing seat (41), the bottom part of the bearing seat (41) is provided with a limiting seat (43), the limiting seat (43) comprises an upper limiting disc (431) and a lower limiting disc (432) which are arranged up and down, the upper limiting disc (431) and the lower limiting disc (432) are respectively provided with a limiting groove (433), the bottom end of the positioning shaft (6) is provided with a limiting piece (44) capable of penetrating through the limiting groove (433), the limiting piece (441) is provided with a pin shaft (441) and the inner surface (441) is provided with a pin shaft (6) and a pin shaft (6) with a fixing thread, round pin axle (441) and locating shaft (6) threaded connection leave locating part (44) pivoted rotation space (434) between two limiting plates, and locating part (44) are located antifriction bearing (42) below, mounting bracket (5) are including mounting plate (51), are equipped with two at least fixed slots (52) around stirring axle (7) axis even ring on mounting plate (51), and connecting piece (3) are including setting up dead bolt (31) that correspond on base (1) with fixed slot (52), dead bolt (31) are L shape setting, and dead bolt (31) insert fixed slot (52) and pass through rotatory stirring axle (7) and fixed slot (52) block together.
2. The self-positioning fixture of an underwater bearing of claim 1, wherein: the top end of the positioning shaft (6) is provided with a lower flange (61), and the bottom end of the stirring shaft (7) is provided with an upper flange (71) matched with the lower flange (61).
3. The self-positioning fixture of an underwater bearing of claim 1, wherein: an annular sealing strip (45) for preventing water from entering the bearing seat (41) is arranged at the top of the bearing seat (41).
4. The self-positioning fixture of an underwater bearing of claim 1, wherein: the limiting groove (433) is a cross key groove.
5. The self-positioning fixture of an underwater bearing of claim 4 wherein: the limiting piece (44) comprises a mounting ring (442) sleeved on the positioning shaft (6), and four mounting bolts (443) are uniformly and circumferentially arranged on the mounting ring (442).
6. A hyperboloid stirrer, characterized in that: comprising a self-positioning fixture for an underwater bearing as claimed in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810334412.7A CN108311000B (en) | 2018-04-14 | 2018-04-14 | Self-positioning fixing device for underwater bearing and hyperboloid stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810334412.7A CN108311000B (en) | 2018-04-14 | 2018-04-14 | Self-positioning fixing device for underwater bearing and hyperboloid stirrer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108311000A CN108311000A (en) | 2018-07-24 |
| CN108311000B true CN108311000B (en) | 2024-09-17 |
Family
ID=62898539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810334412.7A Active CN108311000B (en) | 2018-04-14 | 2018-04-14 | Self-positioning fixing device for underwater bearing and hyperboloid stirrer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108311000B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648872B (en) * | 2021-08-20 | 2024-01-16 | 浙江起航环境集团有限公司 | An efficient hyperboloid mixer |
| CN114425254B (en) * | 2021-12-31 | 2024-01-19 | 福建省邵武市华龙饲料有限公司 | Biax high-efficient mixer that pig feed production used |
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| CN206463855U (en) * | 2017-02-05 | 2017-09-05 | 青海天普伟业环保科技有限公司 | A kind of Novel sewage processing diving mixer |
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| CN201620076U (en) * | 2010-01-11 | 2010-11-03 | 江阴天汇环保设备有限公司 | Stirring aerator |
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| CN208320522U (en) * | 2018-04-14 | 2019-01-04 | 江阴天汇环保设备有限公司 | A kind of underwater bearing self-positioning fixing device and Double-curved-surface stirring device |
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