CN212376952U - Self-suction chemical pump - Google Patents
Self-suction chemical pump Download PDFInfo
- Publication number
- CN212376952U CN212376952U CN202020563910.1U CN202020563910U CN212376952U CN 212376952 U CN212376952 U CN 212376952U CN 202020563910 U CN202020563910 U CN 202020563910U CN 212376952 U CN212376952 U CN 212376952U
- Authority
- CN
- China
- Prior art keywords
- pump body
- bearing
- pump
- ball bearing
- radial ball
- 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
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a from inhaling formula chemical pump, including the pump body, gland and spacer, the inside intermediate position department of the pump body installs the axle, the inside gland's of the pump body below is provided with second O type circle, and the inside of the second O type circle one side pump body is provided with the letter lid of packing, one side of axle bottom end is provided with first skeleton oil blanket, and the bottom of first skeleton oil blanket side axle is provided with bearing nut, the inside of the bearing nut below pump body is provided with the back bearing cap, and one side of back bearing cap is provided with the bearing box, the drinking-water pipe is installed to one side of the pump body. The utility model discloses a be provided with first radial ball bearing in the one end of axle, and the inside of the first radial ball bearing one side pump body is provided with the spacer, and this structure can effectually prevent to produce the friction damage between first radial ball bearing and the thrust ball bearing, is favorable to increasing first radial ball bearing and thrust ball bearing's life.
Description
Technical Field
The utility model relates to a pump technical field specifically is a from inhaling formula chemical pump.
Background
The pump is an important device for conveying media, is a main tool for water supply and drainage, is used for pumping water in most common high-rise water supply in life, is generally arranged in a basement or the lowest floor of a high-rise, is widely applied due to high lift, and has a plurality of defects in the existing pipeline pump.
First, in the conventional self-priming chemical pump, friction is generated between a mechanical seal and a shaft pump, so that the sealing performance of the pump is poor, and the function of the pump is influenced;
second, in the conventional self-priming chemical pump, the suction force of the pump impeller is poor, so that the working efficiency of the pump is poor;
third, traditional from inhaling formula chemical pump, the outside leakproofness of pump is relatively poor, leads to outside water liquid to flow into the inside of pump, causes the damage of pump.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a from inhaling formula chemical pump to the axial suction who solves the pump impeller that proposes among the above-mentioned background art is relatively poor, leads to the relatively poor problem of pump work efficiency.
In order to achieve the above object, the utility model provides a following technical scheme: a self-suction chemical pump comprises a pump body, a packing gland and a spacer bush, wherein a shaft is installed at the middle position inside the pump body, a suction cover is arranged on one side inside the pump body, a first O-shaped ring is arranged on one side inside the pump body, a second O-shaped ring is arranged below the packing gland inside the pump body, a packing box cover is arranged inside the pump body on one side of the second O-shaped ring, second radial ball bearings are arranged at two ends of the shaft, a front bearing cover is arranged on one side of each second radial ball bearing, a second framework oil seal is arranged on one side of each front bearing cover, a bearing bracket is arranged above each second radial ball bearing inside the pump body, a thrust ball bearing is arranged on one side of the spacer bush, a first framework oil seal is arranged on one side of the shaft bottom end, a bearing nut is arranged at the bottom end of a first framework oil seal side shaft, a rear bearing cover is arranged inside the pump body below the bearing, and one side of the rear bearing cover is provided with a bearing box body, and one side of the pump body is provided with a water pumping pipe.
Preferably, one side of the shaft in the pump body is provided with a check washer, and one side of the check washer is provided with an impeller nut.
Preferably, an impeller is arranged below the shaft in the pump body, and an end cover is arranged in the pump body on one side of the impeller.
Preferably, one side of the end cover is provided with a water seal ring, and one side of the water seal ring is provided with a filler.
Preferably, one side of the packing is provided with a shaft sleeve, and one side of the shaft sleeve is provided with a packing gland.
Preferably, one end of the shaft is provided with a first radial ball bearing, and a spacer bush is arranged inside the pump body on one side of the first radial ball bearing.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the pump, the shaft, the impeller, the second O-shaped ring, the anti-loosening gasket and the impeller nut are arranged, when the pump works, the shaft rotates and is matched with the anti-loosening gasket and the impeller nut, so that the impeller normally rotates, the second O-shaped ring is arranged at the joint of the right side of the impeller and the shaft, the hydraulic pressure of the impeller during working can be increased, and the structure can well ensure the normal working of the impeller;
(2) by installing the pump, the second framework oil seal, the spacer bush, the front bearing cover, the bearing bracket, the second radial ball bearing, the first framework oil seal, the bearing box body, the rear bearing cover, the first radial ball bearing and the thrust ball bearing, when the pump works, under the action of the first framework oil seal, external water can be well prevented from flowing into the pump, the pump is damaged, the first radial ball bearing and the thrust ball bearing can be sealed by the bearing box body and the rear bearing cover, the spacer sleeve can effectively prevent the first radial ball bearing and the thrust ball bearing from being damaged by friction, the service lives of the first radial ball bearing and the thrust ball bearing are prolonged, under the action of the second framework oil seal, oil leakage in the second radial ball bearing in the front bearing cover can be prevented, the bearing bracket can support the second radial ball bearing, and the structure is favorable for preventing the influence of the oil leakage inside and outside on the pump;
(3) through installing axle, filler, packing letter lid, water seal ring, end cover and gland, at the outer wall of axle, inside end cover and the gland of being provided with of the pump body, inside filler and the water seal ring of being provided with of gland, can effectively guarantee the pump during operation, the drying of pump inner space prevents that inside production water liquid from causing harmful effects to the pump, and the letter lid of packing seals whole part.
Drawings
FIG. 1 is a schematic cross-sectional view of the device of the present invention;
FIG. 2 is a schematic top view of the apparatus of the present invention;
FIG. 3 is a schematic side view of the device of the present invention;
FIG. 4 is a schematic view of the structure of the water pumping pipe of the present invention;
in the figure: 1. a pump body; 2. a first O-ring; 3. a lock washer; 4. a suction cap; 5. an impeller nut; 6. an impeller; 7. an end cap; 8. a second O-ring; 9. a stuffing box cover; 10. a water seal ring; 11. a filler; 12. a shaft sleeve; 13. a packing gland; 14. a bearing housing; 15. a rear bearing cap; 16. a bearing nut; 17. a first framework oil seal; 18. a shaft; 19. a first radial ball bearing; 20. a spacer sleeve; 21. a thrust ball bearing; 22. a second radial ball bearing; 23. a second framework oil seal; 24. a bearing bracket; 25. a front bearing cover; 26. a water pumping pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a self-priming chemical pump comprises a pump body 1, a packing gland 13 and a spacer bush 20, wherein a shaft 18 is arranged in the middle of the inside of the pump body 1;
a check washer 3 is arranged on one side of a shaft 18 in the pump body 1, and an impeller nut 5 is arranged on one side of the check washer 3;
the shaft 18 rotates to match the anti-loosening gasket 3 and the impeller nut 5, so that the impeller 6 normally rotates;
a suction cover 4 is arranged on one side inside the pump body 1, and a first O-shaped ring 2 is arranged on one side inside the pump body 1;
an impeller 6 is arranged below a shaft 18 in the pump body 1, and an end cover 7 is arranged in the pump body 1 on one side of the impeller 6;
the second O-shaped ring 8 is arranged at the joint of the right side of the impeller 6 and the shaft 18, so that the hydraulic pressure of the impeller 6 during working can be increased, and the structure can well ensure the normal working of the impeller 6;
one side of the end cover 7 is provided with a water seal ring 10, and one side of the water seal ring 10 is provided with a filler 11;
the packing 11 and the water seal ring 10 are arranged in the packing gland 13, so that the drying of the internal space of the pump can be effectively ensured when the pump works, and the adverse effect on the pump caused by water liquid generated inside the pump can be prevented;
one side of the packing 11 is provided with a shaft sleeve 12, and one side of the shaft sleeve 12 is provided with a packing gland 13;
an end cover 7 and a packing gland 13 are arranged in the pump body 1, and packing 11 and a water seal ring 10 are arranged in the packing gland 13;
a second O-shaped ring 8 is arranged below a packing gland 13 in the pump body 1, a packing box cover 9 is arranged in the pump body 1 on one side of the second O-shaped ring 8, second radial ball bearings 22 are arranged at two ends of a shaft 18, a front bearing cover 25 is arranged on one side of each second radial ball bearing 22, a second framework oil seal 23 is arranged on one side of each front bearing cover 25, and a bearing bracket 24 is arranged above each second radial ball bearing 22 in the pump body 1;
one end of the shaft 18 is provided with a first radial ball bearing 19, and a spacer 20 is arranged in the pump body 1 on one side of the first radial ball bearing 19;
under the action of the first framework oil seal 17, external water can be well prevented from flowing into the pump body 1 to damage the pump, the bearing box body 14 and the rear bearing cover 15 can seal the first radial ball bearing 19 and the thrust ball bearing 21, the spacer 20 can effectively prevent the first radial ball bearing 19 and the thrust ball bearing 21 from being damaged by friction, and the service lives of the first radial ball bearing 19 and the thrust ball bearing 21 are prolonged;
one side of the spacer 20 is provided with a thrust ball bearing 21, one side of the bottom end of the shaft 18 is provided with a first framework oil seal 17, the bottom end of the shaft 18 is provided with a bearing nut 16 on one side of the first framework oil seal 17, a rear bearing cover 15 is arranged in the pump body 1 below the bearing nut 16, one side of the rear bearing cover 15 is provided with a bearing box 14, and one side of the pump body 1 is provided with a water pumping pipe 26.
The working principle is as follows: when the pump is used, when the pump works, the shaft 18 rotates, the impeller 6 normally rotates by matching with the anti-loosening gasket 3 and the impeller nut 5, the second O-shaped ring 8 is arranged at the joint of the right side of the impeller 6 and the shaft 18, the hydraulic pressure of the impeller 6 during working can be increased, the structure can well ensure the normal working of the impeller 6, meanwhile, under the action of the first framework oil seal 17, external water can be well prevented from flowing into the pump body 1 to damage the pump, the first radial ball bearing 19 and the thrust ball bearing 21 can be sealed by the bearing box body 14 and the rear bearing cover 15, the spacer 20 can effectively prevent the first radial ball bearing 19 and the thrust ball bearing 21 from being damaged by friction, the service lives of the first radial ball bearing 19 and the thrust ball bearing 21 are prolonged, under the action of the second framework oil seal 23, the oil leakage inside the second radial ball bearing 22 in the front bearing cover 25 can be prevented, bearing bracket 24 can play the supporting role to second radial ball bearing 22, this structure is favorable to preventing that the inside and outside oil leak from causing the influence to the pump body 1, and finally, pump body 1 is inside to be provided with end cover 7 and gland 13, at inside filler 11 and the water seal ring 10 of being provided with of gland 13, can effectively guarantee the pump during operation, the drying of pump inner space prevents that inside production water liquid from causing harmful effects to the pump, gland 9 seals whole part, and finally, when the pump was taken water, accessible drinking-water pipe 26 was taken water.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a from inhaling formula chemical pump, includes the pump body (1), gland (13) and spacer (20), its characterized in that: the pump is characterized in that a shaft (18) is installed at the middle position inside the pump body (1), a suction cover (4) is arranged on one side inside the pump body (1), a first O-shaped ring (2) is arranged on one side inside the pump body (1), a second O-shaped ring (8) is arranged below a packing gland (13) inside the pump body (1), a packing box cover (9) is arranged inside the pump body (1) on one side of the second O-shaped ring (8), second radial ball bearings (22) are arranged at two ends of the shaft (18), a front bearing cover (25) is arranged on one side of each second radial ball bearing (22), a second framework oil seal (23) is arranged on one side of each front bearing cover (25), a bearing bracket (24) is arranged above each second radial ball bearing (22) inside the pump body (1), and a thrust ball bearing (21) is arranged on one side of a spacer sleeve (20), one side of axle (18) bottom is provided with first skeleton oil blanket (17), and the bottom of first skeleton oil blanket (17) one side axle (18) is provided with bearing nut (16), the inside of bearing nut (16) below pump body (1) is provided with back bearing cap (15), and one side of back bearing cap (15) is provided with bearing box (14), drinking-water pipe (26) are installed to one side of pump body (1).
2. The self-priming chemical pump according to claim 1, characterized in that: the anti-loosening device is characterized in that one side of a shaft (18) in the pump body (1) is provided with an anti-loosening gasket (3), and one side of the anti-loosening gasket (3) is provided with an impeller nut (5).
3. The self-priming chemical pump according to claim 1, characterized in that: an impeller (6) is arranged below the shaft (18) in the pump body (1), and an end cover (7) is arranged in the pump body (1) on one side of the impeller (6).
4. The self-priming chemical pump according to claim 3, characterized in that: one side of the end cover (7) is provided with a water seal ring (10), and one side of the water seal ring (10) is provided with a filler (11).
5. The self-priming chemical pump according to claim 1, characterized in that: one side of the packing (11) is provided with a shaft sleeve (12), and one side of the shaft sleeve (12) is provided with a packing gland (13).
6. The self-priming chemical pump according to claim 1, characterized in that: one end of the shaft (18) is provided with a first radial ball bearing (19), and a spacer bush (20) is arranged inside the pump body (1) on one side of the first radial ball bearing (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563910.1U CN212376952U (en) | 2020-04-15 | 2020-04-15 | Self-suction chemical pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563910.1U CN212376952U (en) | 2020-04-15 | 2020-04-15 | Self-suction chemical pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212376952U true CN212376952U (en) | 2021-01-19 |
Family
ID=74160436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020563910.1U Active CN212376952U (en) | 2020-04-15 | 2020-04-15 | Self-suction chemical pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212376952U (en) |
-
2020
- 2020-04-15 CN CN202020563910.1U patent/CN212376952U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101307767A (en) | Single-phase pipeline shielding electric pump | |
| CN209761841U (en) | Leakage-free high-temperature high-pressure hot water pump | |
| CN2913692Y (en) | Centrifugal pump | |
| CN212376952U (en) | Self-suction chemical pump | |
| CN220687654U (en) | Vertical pipeline sewage pump with mechanical seal oil chamber | |
| CN216279945U (en) | Rotary sealing device for sewage treatment tank | |
| CN201148990Y (en) | Pump shaft mechanical sealing device | |
| CN201152278Y (en) | Micropressure labyrinth seal energy saving pump | |
| CN202108771U (en) | Sealing device structure for sewage pump | |
| CN216131140U (en) | Sealing mechanism of hot water circulating pump | |
| CN205533276U (en) | There is not sealed pipeline pump | |
| CN212803590U (en) | Sealing structure of Roots vacuum pump | |
| CN209800345U (en) | integrated clean water lubricating device for high-sediment river pump station | |
| CN201554683U (en) | Water storage structure of water pump | |
| CN208348107U (en) | The sealing system of submerged pump | |
| CN202108770U (en) | Sealing combination structure of centrifugal pump | |
| CN205423177U (en) | There is not sealed vertical self priming pump | |
| CN208442026U (en) | A kind of list double suction mixed type middle open centrifugal pump | |
| CN206190539U (en) | Prop up simply sealed submerged pump of posture | |
| CN220435025U (en) | Dry-type screw vacuum pump seal structure | |
| CN205841238U (en) | A kind of immersible pump | |
| CN214742102U (en) | Low-flow low-lift vertical axial-flow pump | |
| CN219197751U (en) | Centrifugal pump self-flushing structure for landfill leachate | |
| CN2859029Y (en) | Dual-series mechanical sealing leakage prevention device | |
| CN219242220U (en) | Dry oil sealing slurry pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |