CN210496845U - Centrifuge transmission assembly connector - Google Patents
Centrifuge transmission assembly connector Download PDFInfo
- Publication number
- CN210496845U CN210496845U CN201921058516.6U CN201921058516U CN210496845U CN 210496845 U CN210496845 U CN 210496845U CN 201921058516 U CN201921058516 U CN 201921058516U CN 210496845 U CN210496845 U CN 210496845U
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- Prior art keywords
- bearing seat
- cover
- bearing
- main shaft
- cavity
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 239000002245 particle Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000004200 deflagration Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
The utility model relates to a centrifuge transmission assembly conjunction, including main shaft, lower bearing cap oil blanket, upper bearing cap oil blanket, first cavity and second cavity, the bearing frame upper cover is installed to the outside upper end of main shaft, and the lower extreme of bearing frame upper cover is fixed with the bearing pedestal to the lower extreme threaded connection of bearing pedestal has the bearing frame lower cover, the outside lower extreme of main shaft is fixed with driven wheel spare, and installs the driven wheel bottom plate by the lower extreme of driven wheel spare to driven wheel bottom plate cup joints with the main shaft, the lower bearing cap oil blanket sets up the inside at the bearing frame lower cover, the setting of upper bearing cap oil blanket is in the inside of bearing frame upper cover, first cavity vertically runs through bearing frame upper cover center, the second cavity vertically runs through bearing frame lower cover center. The centrifuge transmission assembly combining piece has good sealing performance, so that the main shaft is ensured to work in a sealed environment, the main shaft is prevented from being corroded by material gas or liquid, and the service life of equipment is prolonged.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a centrifuge field, concretely relates to centrifuge transmission assembly conjunction.
[ background of the invention ]
The centrifugal machine is used for discharging liquid in wet solid, for example, a washing machine is used for drying wet clothes, the special overspeed tube type separator can also separate gas mixtures with different densities, and the sedimentation centrifugal machine can also classify solid particles according to the density or the particle size by utilizing the characteristic that solid particles with different densities or particle sizes have different sedimentation speeds in the liquid.
In the existing partial centrifuge transmission assembly, the following problems exist, the main shaft is corroded and abraded due to the permeation of materials and moisture, combustible gas possibly explodes in a cavity between the main shaft and the rotating shaft seat to damage a main shaft part and the like, the service life of the centrifuge transmission assembly is seriously influenced, and the difficulty in later-stage maintenance and disassembly of equipment is increased. Aiming at the problems, the novel design is carried out on the basis of the original centrifuge transmission assembly combining piece.
[ Utility model ] content
In order to solve the problems, an object of the present invention is to provide a centrifuge transmission assembly connector, which solves the following problems existing in the existing centrifuge transmission assembly, wherein the materials and the moisture are infiltrated to cause the corrosion and wear of the main shaft, the inflammable gas enters the cavity between the main shaft and the rotating shaft seat to cause the main shaft part to be damaged by deflagration, and the like, which seriously affects the service life of the centrifuge transmission assembly and increases the difficulty of the later maintenance and disassembly of the equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a centrifugal machine transmission assembly combining part comprises a main shaft, a lower bearing cover oil seal, an upper bearing cover oil seal, a first cavity and a second cavity, wherein a bearing seat upper cover is installed at the upper end of the outer side of the main shaft, a bearing seat body is fixed at the lower end of the bearing seat upper cover, a bearing seat lower cover is in threaded connection with the lower end of the bearing seat body, a driven wheel part is fixed at the lower end of the outer side of the main shaft, a driven wheel bottom plate is installed at the lower end of the driven wheel part, the driven wheel bottom plate is sleeved with the main shaft, the lower bearing cover oil seal is arranged inside the bearing seat lower cover, a shaft sleeve is fixed inside the bearing seat body, an oil baffle plate is fixed at the upper end of the inner side of the shaft sleeve, a bearing nut is installed at the upper side of the oil baffle plate, the upper bearing cover oil seal is arranged inside the bearing seat upper cover, a first reserved hole is formed in the center position of the inner, the first cavity longitudinally penetrates through the center of the upper cover of the bearing seat, the second cavity longitudinally penetrates through the center of the lower cover of the bearing seat, and the side edges of the upper cover and the lower cover of the bearing seat are provided with connecting holes and mounting holes.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: the outer side surfaces of the upper cover and the lower cover of the bearing seat are in the same horizontal plane.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: the bearing seat upper cover, the bearing seat body and the bearing seat lower cover are all in through connection with the main shaft, and the adjacent surfaces of the bearing seat upper cover, the bearing seat body and the bearing seat lower cover and the main shaft are mutually matched.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: the bearing seat body and the shaft sleeve are of an integrated structure.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: and the lower bearing cap oil seal is mutually connected with the lower end cover of the bearing seat through the second cavity, and the outer side surface of the lower bearing cap oil seal is mutually connected with the side surface of the lower end cover of the bearing seat.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: the upper bearing cover oil seal is connected with the upper cover of the bearing seat through the first cavity, and the outer side surface of the upper bearing cover oil seal is connected with the side surface of the upper end of the first cavity.
The utility model provides a centrifuge transmission assembly conjunction further sets up to: the mounting holes longitudinally penetrate through the surfaces of the lower bearing seat cover and the upper bearing seat cover at equal intervals, and the two connecting holes are symmetrically formed on the surfaces of the lower bearing seat cover and the upper bearing seat cover.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the centrifuge transmission assembly combining piece has good sealing performance, so that the main shaft is ensured to work in a sealed environment, the main shaft is prevented from being corroded by material gas or liquid, and the service life of the centrifuge transmission assembly combining piece is prolonged.
(2) The centrifuge transmission assembly combining piece effectively prevents materials and moisture from permeating into gaps between the bolts and parts due to the adoption of the bolt protective sleeve and the thick paper foil.
(3) The centrifugal machine transmission assembly combining piece and the device have the advantages that the inside assembly structure is arranged, the design of protective gas is adopted, the air pressure between the main shaft and the rotating shaft seat is improved, flammable and explosive material gas in the centrifugal machine is prevented from entering between the main shaft and the rotating shaft seat, the deflagration phenomenon of the material gas caused by the temperature rise of the high-speed rotation of the bearing when flammable materials are separated is avoided, and the service life of equipment is prolonged.
[ description of the drawings ]
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the main shaft of the present invention;
fig. 3 is a schematic top view of the spindle of the present invention;
fig. 4 is a schematic view of the bottom structure of the main shaft of the present invention;
FIG. 5 is a schematic sectional view of the upper cover of the bearing seat of the present invention;
fig. 6 is a schematic sectional view of the lower cover of the bearing seat of the present invention;
fig. 7 is a schematic top view of the upper cover of the bearing seat of the present invention;
fig. 8 is a schematic top view of the bearing seat bottom cover of the present invention.
In the figure: 1. a main shaft; 2. an upper cover of the bearing seat; 3. a bearing housing; 4. a bearing seat lower cover; 5. a driven wheel member; 6. a driven wheel base plate; 7. a lower bearing cap oil seal; 8. a shaft sleeve; 9. an oil baffle plate; 10. a bearing nut; 11. an upper bearing cap oil seal; 12. a first preformed hole; 13. a second preformed hole; 14. a first cavity; 15. a second cavity; 16. connecting holes; 17. and (7) installing holes.
[ detailed description ] embodiments
A centrifuge drive assembly attachment according to the present invention is described in further detail below with reference to specific embodiments.
As shown in fig. 1-8, the utility model provides a technical solution: a centrifugal machine transmission assembly combining part comprises a main shaft 1, a bearing seat upper cover 2, a bearing seat body 3, a bearing seat lower cover 4, a driven wheel part 5, a driven wheel base plate 6, a lower bearing cover oil seal 7, a shaft sleeve 8, an oil baffle plate 9, a bearing nut 10, an upper bearing cover oil seal 11, a first preformed hole 12, a second preformed hole 13, a first cavity 14, a second cavity 15, a connecting hole 16 and a mounting hole 17, wherein the bearing seat upper cover 2 is mounted at the upper end of the outer side of the main shaft 1, the bearing seat body 3 is fixed at the lower end of the bearing seat upper cover 2, the bearing seat lower cover 4 is in threaded connection with the lower end of the bearing seat body 3, the driven wheel part 5 is fixed at the lower end of the main shaft 1, the driven wheel base plate 6 is mounted at the lower end of the driven wheel part 5, the driven wheel base plate 6 is sleeved with the main shaft 1, the lower bearing cover oil seal 7 is arranged inside the bearing seat lower cover 4, an oil baffle plate 9 is fixed at the upper end of the inner side of the shaft sleeve 8, a bearing nut 10 is installed on the upper side of the oil baffle plate 9, an upper bearing cover oil seal 11 is arranged inside the upper cover 2 of the bearing seat, a first preformed hole 12 is formed in the central position of the inner part of the upper end of the main shaft 1, a second preformed hole 13 is formed in the central position of the surface of the lower end of the main shaft 1, a first cavity 14 longitudinally penetrates through the center of the upper cover 2 of the bearing seat, a second cavity 15 longitudinally penetrates through the center of the lower cover 4 of the bearing seat, and a connecting hole 16 and a mounting hole 17 are formed in the side edges of the upper cover 2 of the bearing;
the outer side surfaces of the bearing seat upper cover 2 and the bearing seat lower cover 4 are in the same horizontal plane, and the structure is convenient for connecting and mounting the device;
the bearing seat upper cover 2, the bearing seat body 3 and the bearing seat lower cover 4 are all in penetrating connection with the main shaft 1, the adjacent surfaces of the bearing seat upper cover 2, the bearing seat body 3 and the bearing seat lower cover 4 and the main shaft 1 are mutually matched, and the structure enables the internal components of the device to be tightly connected;
the bearing seat body 3 and the shaft sleeve 8 are of an integrated structure, and the structure is stable;
the lower bearing cap oil seal 7 is mutually connected with the lower end cover 4 of the bearing seat through the second cavity 15, and the outer side surface of the lower bearing cap oil seal 7 is mutually connected with the side surface of the lower end cover 4 of the bearing seat, so that the internal structure of the device is compact, and the sealing property of the interior of the device is ensured;
the upper bearing cover oil seal 11 is connected with the upper cover 2 of the bearing seat through the first cavity 14, and the outer side surface of the upper bearing cover oil seal 11 is connected with the side surface of the upper end of the first cavity 14, so that the structure of the device is stable;
the mounting holes 17 longitudinally penetrate through the surfaces of the bearing seat lower cover 4 and the bearing seat upper cover 2 at equal intervals, the two connecting holes 16 are symmetrically formed on the surfaces of the bearing seat lower cover 4 and the bearing seat upper cover 2, and the arrangement structure of the slotted holes is convenient for connecting the cover body with the main shaft.
The utility model discloses a theory of operation is: the upper end of the outer side of a main shaft 1 in the device is provided with an upper bearing seat cover 2, the lower end of the upper bearing seat cover 2 is fixed with a bearing seat body 3, the lower end of the bearing seat body 3 is in threaded connection with a lower bearing seat cover 4, the lower end of the outer side of the main shaft 1 is fixed with a driven wheel part 5, the lower end of the driven wheel part 5 is provided with a driven wheel bottom plate 6, the driven wheel bottom plate 6 is sleeved with the main shaft 1, a lower bearing cover oil seal 7 is arranged in the lower bearing seat lower cover 4, the inner part of the bearing seat body 3 is fixed with a shaft sleeve 8, the upper end of the inner side of the shaft sleeve 8 is fixed with an oil baffle plate 9, the upper side of the oil baffle plate 9 is provided with a bearing nut 10, an upper bearing cover oil seal 11 is arranged in the upper bearing seat upper cover 2, the center position of the inner part of the upper end of the main shaft 1, the second cavity 15 longitudinally penetrates the center of the lower cover 4 of the bearing seat, the side edges of the upper cover 2 of the bearing seat and the lower cover 4 of the bearing seat are respectively provided with a connecting hole 16 and a mounting hole 17, 0.2mm thick paper foil should be lined between the upper cover 2 of the bearing seat and the combined bearing seat and between the lower cover 4 of the bearing seat and the combined bearing seat, whether the depth value of the upper plane of the upper bearing position and the upper plane of the combined bearing seat is consistent with the step height of the upper cover 2 of the bearing seat, the oil seal is not damaged when being pressed in, the main shaft 1 rotates flexibly after being assembled, and proper amount of lubricating grease should be filled in the upper bearing position and the lower bearing position, the device has good sealing performance, thereby ensuring that the main shaft 1 works in a sealed environment, avoiding the corrosion of material gas or liquid to the main shaft 1, prolonging the service life of the device, because of the bolt protective sleeve and the thick, the design of protective gas is adopted, the air pressure between the main shaft 1 and the bearing seat body 3 is improved, flammable and explosive material gas in the centrifuge is prevented from entering between the main shaft 1 and the bearing seat body 3, the deflagration phenomenon of the material gas caused by the temperature rise of the high-speed rotation of the bearing when flammable materials are separated is avoided, and the service life of equipment is prolonged.
The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. The utility model provides a centrifuge transmission assembly conjunction, includes main shaft, lower bearing cap oil blanket, upper bearing cap oil blanket, first cavity and second cavity, its characterized in that: the bearing seat upper cover is installed at the upper end of the outer side of the main shaft, a bearing seat body is fixed at the lower end of the bearing seat body, a bearing seat lower cover is in threaded connection with the lower end of the bearing seat body, a driven wheel part is fixed at the lower end of the outer side of the main shaft, a driven wheel bottom plate is installed at the lower end of the driven wheel part, the driven wheel bottom plate is sleeved with the main shaft, a lower bearing cover oil seal is arranged inside the bearing seat lower cover, a shaft sleeve is fixed inside the bearing seat body, an oil baffle plate is fixed at the upper end of the inner side of the shaft sleeve, a bearing nut is installed on the upper side of the oil baffle plate, an upper bearing cover oil seal is arranged inside the bearing seat upper cover, a first reserved hole is formed in the center position of the inner end of the main shaft, a second reserved hole is formed in the center position of the surface of the lower end of the main shaft, the first cavity, connecting holes and mounting holes are formed in the side edges of the bearing seat upper cover and the bearing seat lower cover.
2. The centrifuge drive assembly combination of claim 1, wherein: the outer side surfaces of the upper cover and the lower cover of the bearing seat are in the same horizontal plane.
3. The centrifuge drive assembly combination of claim 1, wherein: the bearing seat upper cover, the bearing seat body and the bearing seat lower cover are all in through connection with the main shaft, and the adjacent surfaces of the bearing seat upper cover, the bearing seat body and the bearing seat lower cover and the main shaft are mutually matched.
4. The centrifuge drive assembly combination of claim 1, wherein: the bearing seat body and the shaft sleeve are of an integrated structure.
5. The centrifuge drive assembly combination of claim 1, wherein: and the lower bearing cap oil seal is mutually connected with the lower end cover of the bearing seat through the second cavity, and the outer side surface of the lower bearing cap oil seal is mutually connected with the side surface of the lower end cover of the bearing seat.
6. The centrifuge drive assembly combination of claim 1, wherein: the upper bearing cover oil seal is connected with the upper cover of the bearing seat through the first cavity, and the outer side surface of the upper bearing cover oil seal is connected with the side surface of the upper end of the first cavity.
7. The centrifuge drive assembly combination of claim 1, wherein: the mounting holes longitudinally penetrate through the surfaces of the lower bearing seat cover and the upper bearing seat cover at equal intervals, and the two connecting holes are symmetrically formed on the surfaces of the lower bearing seat cover and the upper bearing seat cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921058516.6U CN210496845U (en) | 2019-07-08 | 2019-07-08 | Centrifuge transmission assembly connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921058516.6U CN210496845U (en) | 2019-07-08 | 2019-07-08 | Centrifuge transmission assembly connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210496845U true CN210496845U (en) | 2020-05-12 |
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ID=70582517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921058516.6U Expired - Fee Related CN210496845U (en) | 2019-07-08 | 2019-07-08 | Centrifuge transmission assembly connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210496845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522811A (en) * | 2022-04-08 | 2022-05-24 | 长沙英泰仪器有限公司 | Flexible driving structure of ultra-large capacity centrifugal machine |
-
2019
- 2019-07-08 CN CN201921058516.6U patent/CN210496845U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522811A (en) * | 2022-04-08 | 2022-05-24 | 长沙英泰仪器有限公司 | Flexible driving structure of ultra-large capacity centrifugal machine |
| CN114522811B (en) * | 2022-04-08 | 2024-02-09 | 长沙英泰仪器有限公司 | Flexible driving structure of super-capacity centrifugal machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |