CN207229449U - A kind of slurries pump machine tool oil seal cell structure - Google Patents
A kind of slurries pump machine tool oil seal cell structure Download PDFInfo
- Publication number
- CN207229449U CN207229449U CN201720419970.4U CN201720419970U CN207229449U CN 207229449 U CN207229449 U CN 207229449U CN 201720419970 U CN201720419970 U CN 201720419970U CN 207229449 U CN207229449 U CN 207229449U
- Authority
- CN
- China
- Prior art keywords
- pump
- pump shaft
- mechanically
- housing
- anchor ear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of slurries pump machine tool oil seal cell structure, it includes the pump housing, pump shaft, impeller, bearing (ball) cover and water retaining disk；It is characterized in that, pump shaft is arranged in the pump housing；Impeller is installed on one end of pump shaft, and the other end of pump shaft is equipped with water retaining disk；End cap is buckled in the outside of water retaining disk and is fixedly connected with the pump housing；The first mechanically-sealing apparatus and the second mechanically-sealing apparatus for being used for sealing the pump housing and pump shaft are equipped with the pump housing, grease chamber is provided between the first mechanically-sealing apparatus and the second mechanically-sealing apparatus.The utility model can realize online quick adjustment, prolonged mechanical sealing service life, and the manpower constructed after mechanical seal leakage and material resources are greatly reduced, and be especially suitable for, by carrying out transformation acquisition to existing mechanical seal, construction cost being greatly lowered.
Description
Technical field
The utility model belongs to sealing technical field, more particularly to a kind of slurries pump machine tool oil seal cell structure.
Background technology
Thermal power generation unit desulphurization system uses Wet Limestone Desulfurization mostly, in Wet Limestone Desulfurization system in flue gas
Sulfur dioxide needs to be removed in desulfuration absorbing tower, and principle is：Using slurry circulating pump by the limestone slurry of absorb the bottom of the tower
Liquid is beaten to spraying layer inside absorption tower, nozzle is installed on spraying layer, circulating pump is beaten has mud jacking liquid in nozzle to spraying layer
Droplet is atomized under effect, is reacted with the flue gas touched, absorbs the sulfur dioxide in flue gas.
At present, known sealing means have soft packing seal, forming ring sealing and reinforced seal etc..Slurries pump is most of close
The shortcomings that envelope all use outside framework oil seal, outside framework oil seal, which is that assembling is bad, easily to be occurred leakage, the hardening of outside framework oil seal lip and is cracked, rubber
Glue is easy to aging, these shortcomings all influence the sealing effect of reinforced seal.
Utility model content
The purpose of this utility model is to provide a kind of slurries pump machine tool oil seal cell structure, to solve existing outside framework oil seal
The problem of poor sealing performance.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of slurries pump machine tool oil seal cell structure,
Including the pump housing, pump shaft, impeller, bearing (ball) cover and water retaining disk；Pump shaft is arranged in the pump housing；Impeller is installed on the one of pump shaft
End, the other end of pump shaft are equipped with water retaining disk；End cap is buckled in the outside of water retaining disk and is fixedly connected with the pump housing；It is equipped with the pump housing
For sealing the first mechanically-sealing apparatus and the second mechanically-sealing apparatus of the pump housing and pump shaft, in the first mechanically-sealing apparatus and
Grease chamber is provided between two mechanically-sealing apparatus.
The utility model slurries pump machine tool oil seal cell structure as described above, further, mechanically-sealing apparatus include set
The axle sleeve being located on pump shaft；The rotary packing ring being set on axle sleeve；The housing being encapsulated in outside the rotary packing ring；It is set in institute
The anchor ear on axle sleeve is stated, anchor ear includes three anchor ear splits, and anchor ear split is connected by adjustable locking mechanism；Each anchor ear split
It is equipped with spiral pushing device.
The utility model slurries pump machine tool oil seal cell structure as described above, further, the locking mechanism include setting
Put axis is axially and radially vertical at the same time with pump shaft in anchor ear split locking screw pit and with the locking screw pit pair
The clamping screw answered；The spiral pushing device includes the axis that is arranged in the anchor ear split propulsion spiral shell parallel with pump shaft axis
Pit and the push bolt coordinated with the propulsion threaded hole.
The utility model slurries pump machine tool oil seal cell structure as described above, further, the axle sleeve is equipped with oil-recovery tank.
The utility model slurries pump machine tool oil seal cell structure as described above, further, the grease chamber are equipped with and change oil
Device, the oil changing device include plug screw, casing and pipe of changing oil；The plug screw is installed on the housing of grease chamber；The casing
Installed in plug screw endoporus, lower end is stretched into grease chamber；It is tightly connected between the housing and casing of the plug screw and grease chamber；It is described to change oil
Pipe is installed in casing.
The beneficial effects of the utility model are：
When mechanical seal leaks, by adjusting push bolt, rotary packing ring can be promoted, to increase mechanical seal
Clamp force between dynamic and static sealing ring, can solve mechanical seal leakage problem because of caused by dynamic and static ring clamp force deficiency.It can be real
Present line quickly adjusts, prolonged mechanical sealing service life, and the manpower constructed after mechanical seal leakage and material resources are greatly reduced,
It is especially suitable for, by carrying out transformation acquisition to existing mechanical seal, construction cost being greatly lowered.
Brief description of the drawings
By the detailed description made in conjunction with the following drawings, above-mentioned and/or other aspects and advantage of the utility model will
Becoming more apparent upon and be easier to understand, these attached drawings are simply schematical, are not intended to limit the utility model, wherein：
Fig. 1 is a kind of slurries pump machine tool oil seal cell structure schematic diagram of embodiment of the utility model；
Fig. 2 is a kind of mechanically-sealing apparatus schematic diagram of embodiment of the utility model；
Fig. 3 is a kind of oil changing device axle sleeve schematic diagram of embodiment of the utility model；
Fig. 4 is the schematic cross-section of Fig. 3.
In attached drawing, parts list represented by the reference numerals is as follows：
1st, the pump housing, 2, pump shaft 3, impeller, the 4, first mechanically-sealing apparatus, 41, axle sleeve, 42, rotary packing ring, 43, housing,
44th, anchor ear, 45, spiral pushing device, 46, oil-recovery tank, the 5, second mechanically-sealing apparatus, 6, grease chamber, 61, plug screw, 62, casing,
63rd, change oil pipe.
Embodiment
Hereinafter, the embodiment of the slurries pump machine tool oil seal cell structure of the utility model is described with reference to the accompanying drawings.
The embodiment recorded herein is the specific embodiment of the utility model, for illustrating the utility model
Design, is explanatory and exemplary, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be based on the application claims and specification institute is public
The content opened includes doing using the embodiment to recording herein using obvious other technical solutions, these technical solutions
Go out the technical solution of any obvious substitutions and modifications.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each several part
Shape and its correlation.Note that for the ease of clearly show the utility model embodiment each component structure, respectively
Do not drawn between attached drawing according to identical ratio.Identical reference marker is used to represent identical part.
Fig. 1 shows a kind of slurries pump machine tool oil seal cell structure of embodiment of the utility model, it includes the pump housing 1, pump shaft
2nd, impeller 3, bearing (ball) cover and water retaining disk；Pump shaft 2 is arranged in the pump housing 1；Impeller 3 be installed on pump shaft 2 one end, pump shaft 2 it is another
One end is equipped with water retaining disk；End cap is buckled in the outside of water retaining disk and is fixedly connected with the pump housing 1；It is equipped with the pump housing 1 and is used to seal
The first mechanically-sealing apparatus 4 and the second mechanically-sealing apparatus 5 of the pump housing 1 and pump shaft 2, in the first mechanically-sealing apparatus 4 and second
Grease chamber 6 is provided between mechanically-sealing apparatus 5.
In an embodiment as illustrated in figure 2, mechanically-sealing apparatus includes the axle sleeve 41 being set on pump shaft 2；It is set in axis
Rotary packing ring 42 on set 41；The housing 43 being encapsulated in outside rotary packing ring 42；The anchor ear 44 being set on axle sleeve 41, anchor ear 44
Including three 44 splits of anchor ear, 44 split of anchor ear is connected by adjustable locking mechanism；Each 44 split of anchor ear is equipped with spiral push away
Into device 45.Aforementioned mechanical sealing also tends to include the part such as stationary seal ring, built-in spring, because existing machinery sealing structure is this
Well known to field technology personnel, do not repeating herein.After mechanical seal is running the long period, because of built-in spring clamp force deficiency
When causing leakage, first clamping screw is slightly unclamped without being removed, push bolt is screwed at the plane of housing, by three
Bar push bolt uniformly tightens at the same time, makes anchor ear promote rotary packing ring at this time, then to screw clamping screw relative to housing displacement,
Anchor ear is set to hold axle sleeve tightly.
Locking mechanism includes the axially and radially vertical at the same time locking screw for being arranged on axis and pump shaft 2 in 44 split of anchor ear
Pit and clamping screw corresponding with locking screw pit；Spiral pushing device 45 include being arranged at axis in 44 split of anchor ear with
The parallel push bolt for promoting threaded hole and coordinate with propulsion threaded hole of 2 axis of pump shaft.
As shown in Figure 4 and Figure 5, in one embodiment, axle sleeve 41 is equipped with oil-recovery tank 46.
In an embodiment as illustrated in figure 3, grease chamber 6 is equipped with oil changing device, and oil changing device includes plug screw 61,62 and of casing
Change oil pipe 63；Plug screw 61 is installed on the housing 43 of grease chamber 6；Casing 62 be installed on 61 endoporus of plug screw, grease chamber 6 is stretched into lower end
It is interior；It is tightly connected between plug screw 61 and the housing 43 and casing 62 of grease chamber 6；Pipe 63 of changing oil is installed in casing 62.The one of casing
End is equipped with sealing-plug, when needing to change oil, opens sealing-plug and is extracted out existing waste oil using pipe of changing oil, and then fresh oil is passed through
Pipe of changing oil injects, and finally improves sealing-plug.Slurries pump can not left the water using above-mentioned improvement, not dismantle the feelings of grease chamber
Work of changing oil is realized under condition, saves time and labor intensity, improves production efficiency.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and further feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, are subject to the purpose for realizing the utility model.
Claims (5)
1. a kind of slurries pump machine tool oil seal cell structure, including the pump housing, pump shaft, impeller, bearing (ball) cover and water retaining disk；Its feature exists
In pump shaft is arranged in the pump housing；Impeller is installed on one end of pump shaft, and the other end of pump shaft is equipped with water retaining disk；End cap is buckled in
The outside of water retaining disk and it is fixedly connected with the pump housing；The the first mechanical seal dress for being used for sealing the pump housing and pump shaft is equipped with the pump housing
Put with the second mechanically-sealing apparatus, be provided with grease chamber between the first mechanically-sealing apparatus and the second mechanically-sealing apparatus.
2. slurries pump machine tool oil seal cell structure according to claim 1, it is characterised in that mechanically-sealing apparatus includes set
The axle sleeve being located on pump shaft；The rotary packing ring being set on axle sleeve；The housing being encapsulated in outside the rotary packing ring；It is set in institute
The anchor ear on axle sleeve is stated, anchor ear includes three anchor ear splits, and anchor ear split is connected by adjustable locking mechanism；Each anchor ear split
It is equipped with spiral pushing device.
3. slurries pump machine tool oil seal cell structure according to claim 2, it is characterised in that the locking mechanism includes setting
Put axis is axially and radially vertical at the same time with pump shaft in anchor ear split locking screw pit and with the locking screw pit pair
The clamping screw answered；The spiral pushing device includes the axis that is arranged in the anchor ear split propulsion spiral shell parallel with pump shaft axis
Pit and the push bolt coordinated with the propulsion threaded hole.
4. slurries pump machine tool oil seal cell structure according to claim 2, it is characterised in that the axle sleeve is equipped with oil return
Groove.
5. according to claim 1-4 any one of them slurries pump machine tool oil seal cell structures, it is characterised in that on the grease chamber
Equipped with oil changing device, the oil changing device includes plug screw, casing and pipe of changing oil；The plug screw is installed on the housing of grease chamber；Institute
The casing stated is installed on plug screw endoporus, and lower end is stretched into grease chamber；It is tightly connected between the housing and casing of the plug screw and grease chamber；
The pipe of changing oil is in casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720419970.4U CN207229449U (en) | 2017-04-20 | 2017-04-20 | A kind of slurries pump machine tool oil seal cell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720419970.4U CN207229449U (en) | 2017-04-20 | 2017-04-20 | A kind of slurries pump machine tool oil seal cell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229449U true CN207229449U (en) | 2018-04-13 |
Family
ID=61839350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720419970.4U Active CN207229449U (en) | 2017-04-20 | 2017-04-20 | A kind of slurries pump machine tool oil seal cell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229449U (en) |
-
2017
- 2017-04-20 CN CN201720419970.4U patent/CN207229449U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104722973A (en) | Local dry type drainage device for underwater welding robot and drainage method thereof | |
| CN207229449U (en) | A kind of slurries pump machine tool oil seal cell structure | |
| CN106641203A (en) | Sealing structure on input shaft and output shaft aiming at gear box used for aerogenerator | |
| CN203859612U (en) | Waterproof motor | |
| CN206804415U (en) | A kind of universal water test unit of fire-proof motor | |
| CN202424089U (en) | Pipe plugging device | |
| CN201202809Y (en) | Stationary ring adjustable mechanical sealing device | |
| CN201157918Y (en) | Distributing ring cover | |
| CN204827916U (en) | Water -cooling screw vacuum pump | |
| CN207715446U (en) | A kind of large supercharged valve with controllable pressure | |
| CN204067557U (en) | Radar antenna pedestal with improved waterproof and breathable structure | |
| CN208474750U (en) | A kind of rotary joint for high-temperature steam | |
| CN205277503U (en) | Quiet whirlpool dish axial relocation mechanism of vortex formula expander | |
| CN203463847U (en) | Double mechanically-sealed rotary joint | |
| CN204002936U (en) | Flows medium radial-flow type pressure driver | |
| CN205331037U (en) | Novel oil blanket of multistage water -feeding pump device | |
| CN2916118Y (en) | High-pressure valve | |
| CN204419574U (en) | A kind of low pressure steam Roots blower sealing configuration | |
| CN202646136U (en) | Sealing structure for pump | |
| CN204512568U (en) | A kind of atmospheric valve | |
| CN211920948U (en) | Adsorb sewage refuse treatment plant | |
| CN103090013A (en) | Maintenance sealing device for water turbines | |
| CN205277903U (en) | Mechanical seal of desulfurizing slurry pump | |
| CN206694738U (en) | A kind of on-line pressure sealant device suitable for valve body leakage | |
| CN202768852U (en) | Novel dynamic-static seal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |