CN208858578U - A kind of self priming pump - Google Patents
A kind of self priming pump Download PDFInfo
- Publication number
- CN208858578U CN208858578U CN201821190202.7U CN201821190202U CN208858578U CN 208858578 U CN208858578 U CN 208858578U CN 201821190202 U CN201821190202 U CN 201821190202U CN 208858578 U CN208858578 U CN 208858578U
- Authority
- CN
- China
- Prior art keywords
- rotation axis
- oil sealing
- bearing
- bracket
- shell
- 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.)
- Expired - Fee Related
Links
- 230000037452 priming Effects 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 71
- 210000004907 gland Anatomy 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model proposes a kind of self priming pumps, the shell for being internally provided with channel including one, and the both ends in channel are connected to setting with hull outside, the shell side is provided with a bracket, rotation is provided with a rotation axis in the bracket, the bracket is stretched out in one end of the rotation axis, and the other end of the rotation axis is fixedly installed an impeller, the impeller is set in the channel of the shell and is provided with the first sealing cover and the second sealing cover between the rotation axis and shell, the bracket side is located at the rotation axis outer cover equipped with an oil sealing room, the rotation axis runs through the both ends of the oil sealing room, and first bearing and second bearing are respectively arranged between rotation axis and oil sealing room both ends, a lid is provided at the top of the oil sealing room, the outside of the second bearing and oil sealing room is provided with a bearing gland, bearing gland with An oil sealing is provided between second bearing, the utility model can realize the sealing of pump well, avoid the generation of drainage.
Description
Technical field
The utility model belongs to chemical equipment technical field, in particular to a kind of self priming pump.
Background technique
Self priming pump category self priming centrifugal pump, it have it is compact-sized, easy to operate, run smoothly, safeguard easy, efficiency
Height, service life are long, and have the advantages that stronger suction capacity.Pipeline is not required to installation bottom valve, only need to guarantee to contain in the pump housing before work
Quantitatively draw liquid.Unlike material self priming pump can be used in different liquids.
The working principle of self priming pump is that water pump starting is preceding first fills water (or itself having water in pump case) in pump case.Starting
Impeller high speed rotation makes the water flow in impeller conduit to volute afterwards, and at this moment entrance forms vacuum, makes to open into water non-return flap, sucking
Air in pipe enters in pump, and reaches outer rim through impeller conduit.
But with the increase of use time, self priming pump is easy to reduce work because sealing is not in place the case where leak occurs
Make efficiency.
Therefore, it in view of above scheme in actual fabrication and in place of implementing using upper missing, and corrected, improved, together
When in line with the spirit and theory asked, and by the knowledge of profession, the auxiliary of experience, and after multi-party clever thought, test, just found
The utility model out, spy provide a kind of self priming pump again, can realize the sealing of pump well, avoid the generation of drainage.
Summary of the invention
The utility model proposes a kind of self priming pumps, solve the problems of the prior art.
The technical solution of the utility model is achieved in that self priming pump, the shell for being internally provided with channel including one, and
The both ends in channel are connected to setting with hull outside, and the shell side is provided with a bracket, and rotation is provided in the bracket
The bracket is stretched out in one end of one rotation axis, the rotation axis, and the other end of the rotation axis is fixedly installed an impeller, institute
It states impeller and is set in the channel of the shell and is provided between the rotation axis and shell the first sealing cover and the second sealing
Lid, the bracket side are located at the rotation axis outer cover equipped with an oil sealing room, and the rotation axis runs through the two of the oil sealing room
End, and first bearing and second bearing are respectively arranged between rotation axis and oil sealing room both ends, the top setting of the oil sealing room
There is a lid, the second bearing and the outside of oil sealing room are provided with a bearing gland, set between bearing gland and second bearing
It is equipped with an oil sealing, the rotation axis stretches out on one end of oil sealing room and is fixedly installed a shaft coupling.
As a preferred embodiment, the shaft coupling is fixed by bolt and rotation axis.
As a preferred embodiment, the oil sealing chamber interior is provided with a cavity for oil sealing.
As a preferred embodiment, being provided with an oil mirror on the side wall of the oil sealing room.
As a preferred embodiment, the edge that the rotation axis is located at part and bracket in bracket is provided with
Sealing element.
After above-mentioned technical proposal, the beneficial effects of the utility model are:
1, use it is multi-stage sealed, the first sealing cover and the second sealing cover are provided between shell and rotation axis, is made in pump
Liquid will not easily leak out；
2, it is additionally provided with sealing element between the bracket and rotation axis of shell side, is further ensured that the effect of sealing；
3, using carrying out oil sealing in oil sealing room, it is ensured that the degree of lubrication on rotation axis surface, to avoid due to rotation
Abrasion between axis and other positions and the gap occurred, are further ensured that leakproofness；
4, it is provided with oil mirror on oil sealing room, the surplus of oil sealing indoor oil can be observed, avoided its interior low on fuel and occur
Abrasion, extend the service life of rotation axis.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
In figure, 1. shells；2. impeller；3. the first sealing cover；4. the second sealing cover；5. sealing element；6. bracket；7. rotation
Axis；8. first bearing；9. lid；10. oil mirror；11. second bearing；12. bearing gland；13. oil sealing；14. shaft coupling；15. spiral shell
Bolt.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, this self priming pump, the shell 1 for being internally provided with channel including one, and the both ends in channel with shell 1
Outside connection setting, 1 side of shell are provided with a bracket 6, and rotation is provided with a rotation axis 7, one end of rotation axis 7 in bracket 6
Bracket 6 is stretched out, and the other end of rotation axis 7 is fixedly installed an impeller 2, impeller 2 is set in the channel of shell 1 and rotation axis
It is provided with the first sealing cover 3 and the second sealing cover 4 between 7 and shell 1,4 sealed set of the first sealing cover 3 and the second sealing cover,
And the two, respectively with 1 sealed set of rotation axis 7 and shell, 6 side of bracket is located at 7 outer cover of rotation axis equipped with an oil sealing room, turns
Moving axis 7 runs through the both ends of oil sealing room, and is respectively arranged with first bearing 8 and second bearing between rotation axis 7 and oil sealing room both ends
11, it is provided with a lid 9 at the top of oil sealing room, the outside of second bearing 11 and oil sealing room is provided with a bearing gland 12, bearing
It is provided with an oil sealing 13 between gland 12 and second bearing 11, rotation axis 7 stretches out on one end of oil sealing room and is fixedly installed one
Shaft coupling 14.Shaft coupling 14 is fixed by bolt 15 and rotation axis 7.Oil sealing chamber interior is provided with a cavity for oil sealing.Envelope
An oil mirror 10 is provided on the side wall of grease chamber.The edge that rotation axis 7 is located at part and bracket 6 in bracket 6 is provided with sealing
Part 5.
The working principle of the self priming pump is: being connect by shaft coupling 14 with other power-equipments, drives turning for rotation axis 7
It is dynamic, and will by the exit connection pipe that pipe is connected into liquid to be conveyed, in channel in the feeder connection side of shell 1
It is transported to destination locations, after starting power-equipment, since the suction that the rotation of impeller 2 generates is drawn liquid into and is thrown away out
Mouthful, this self priming pump use it is multi-stage sealed, the first sealing cover 3 and the second sealing cover 4 are provided between shell 1 and rotation axis 7, is made
Liquid in pump will not be leaked out easily；It is additionally provided with sealing element 5 between the bracket 6 and rotation axis 7 of 1 side of shell, into
One step guarantees the effect of sealing；Using carrying out oil sealing in oil sealing room, it is ensured that the degree of lubrication on 7 surface of rotation axis, to keep away
Exempt from the gap occurred due to the abrasion between rotation axis 7 and other positions, is further ensured that leakproofness；Oil sealing is provided on room
Oil mirror 10 can observe the surplus of oil sealing indoor oil, avoid its interior low on fuel and the abrasion that occurs, extend making for rotation axis 7
Use the service life.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of self priming pump, which is characterized in that the shell for being internally provided with channel including one, and the both ends in channel are and outside shell
Portion's connection setting, the shell side are provided with a bracket, and rotation is provided with a rotation axis in the bracket, the rotation axis
The bracket is stretched out in one end, and the other end of the rotation axis is fixedly installed an impeller, and the impeller is set to the shell
Channel in and between the rotation axis and shell be provided with the first sealing cover and the second sealing cover, the bracket side is located at institute
Rotation axis outer cover is stated equipped with an oil sealing room, the rotation axis runs through the both ends of the oil sealing room, and rotation axis and oil sealing room two
It is respectively arranged with first bearing and second bearing between end, a lid, the second bearing are provided at the top of the oil sealing room
The outside of oil sealing room is provided with a bearing gland, an oil sealing, the rotation axis are provided between bearing gland and second bearing
It stretches out on one end of oil sealing room and is fixedly installed a shaft coupling.
2. self priming pump according to claim 1, which is characterized in that the shaft coupling is fixed by bolt and rotation axis.
3. self priming pump according to claim 2, which is characterized in that the oil sealing chamber interior is provided with an appearance for oil sealing
Chamber.
4. self priming pump according to claim 3, which is characterized in that be provided with an oil mirror on the side wall of the oil sealing room.
5. self priming pump according to claim 4, which is characterized in that the rotation axis is located at part and bracket in bracket
Edge is provided with sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190202.7U CN208858578U (en) | 2018-07-25 | 2018-07-25 | A kind of self priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190202.7U CN208858578U (en) | 2018-07-25 | 2018-07-25 | A kind of self priming pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208858578U true CN208858578U (en) | 2019-05-14 |
Family
ID=66413244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821190202.7U Expired - Fee Related CN208858578U (en) | 2018-07-25 | 2018-07-25 | A kind of self priming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208858578U (en) |
-
2018
- 2018-07-25 CN CN201821190202.7U patent/CN208858578U/en not_active Expired - Fee Related
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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: 20190514 |