CN208546323U - A kind of sand-proof type injection immersible pump - Google Patents
A kind of sand-proof type injection immersible pump Download PDFInfo
- Publication number
- CN208546323U CN208546323U CN201821136122.3U CN201821136122U CN208546323U CN 208546323 U CN208546323 U CN 208546323U CN 201821136122 U CN201821136122 U CN 201821136122U CN 208546323 U CN208546323 U CN 208546323U
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- China
- Prior art keywords
- motor
- pump housing
- sand
- cover
- pump
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Abstract
The utility model provides a kind of sand-proof type injection immersible pump, belongs to field of mechanical technique.It solves the problems, such as that existing immersible pump is easy into hourglass oil.It includes motor section that this sand-proof type, which sprays immersible pump, the pump housing and pedestal, motor section is by motor shaft, motor upper cover, motor lower cover, motor cylinder and oil cylinder cover composition, pedestal is installed on the bottom of the pump housing, the motor shaft of motor protrudes into the pump housing, there are inlet and outlet on the pump housing, an oil pocket is formed between oil cylinder cover and motor lower cover, it is connected between the pump housing and the motor cylinder in motor section by connector, mechanical oil seal is provided between oil cylinder cover and motor lower cover in oil pocket, it is located at connector on motor shaft and is provided with mechanical sealing member, motor cylinder extends down makes motor cylinder, a silt particle separation chamber is formed between connector and oil cylinder cover, it is provided in the pump housing by injection pipe, the injection equipment of impeller assembly and guide vane assembly composition.The utility model has the effect of high lift, low noise and sand control.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of immersible pump, in particular to a kind of sand-proof type injection diving
Pump.
Background technique
Immersible pump is the important equipment of deep-well water lift, and when use, entire unit pulled the plug work, and underground water is extracted
Earth's surface is the fields such as domestic water, mine are speedily carried out rescue work, industry cooling, field irrigation, seawater lift and steamer tune carry.Immersible pump
After principle is turn on pump, impeller high speed rotation, liquid therein rotates together with blade, under the influence of centrifugal force, flies away from leaf
Wheel projects outward, and the liquid of injection speed in pump case diffuser casing is gradually slack-off, and pressure gradually increases, then from pump discharge, row
Outlet pipe outflow.
In the occasion big for medium silt content, impurity or small gravel in medium water can not be kept away traditional immersible pump
The meeting exempted from enters in the pump housing to be caused to wear to mechanical seal and motor shaft, influences the service life of water pump.For this technical problem,
Those skilled in the art have carried out various improvement to the technical problem, such as sand control installation is often arranged on motor at present, knot
Structure is made of outside framework oil seal and sand-throwing ring, and to prevent gravel in medium from entering in bearing, effect is to get rid of sand when motor operating
Ring is rotated with motor shaft, and sand-throwing ring throws away the small gravel in medium under the influence of centrifugal force, far from motor shaft, is prevented
Small gravel axially penetrates into the bearing of shaft end, to protect bearing.
For the sand-proof type immersible pump of above structure during long-time service, the mechanical seal at the pump housing also can be different
Degree is worn, and is inevitably up penetrated into so as to cause small gravel, causes shadow to the mechanical seal close to motor section
It rings, oil leak occurs in the serious oil liquid that will lead to mechanical sealing member, causes to pump intracorporal water and pollute；And due to immersible pump
Working environment it is complicated, when as excessive such as circumstance of temperature difference, will cause in traditional immersible pump the indoor pressure change of mechanical seal oil compared with
Greatly, the problem of will also result in permeability.
Summary of the invention
The purpose of this utility model is to provide a kind of high lift, low noise for the above-mentioned problems in the prior art
Sound and the immersible pump with sand controlling result.
The purpose of this utility model can be realized by the following technical scheme: a kind of sand-proof type injection immersible pump, including electricity
Machine portion, the pump housing and pedestal, the motor section is by motor shaft, motor upper cover, motor lower cover, motor cylinder and oil cylinder cover group
At the pedestal is installed on the bottom of the pump housing, and the motor shaft of the motor protrudes into the pump housing, has water inlet on the pump housing
Mouth and water outlet, form an oil pocket between the oil cylinder cover and motor lower cover, the pump housing is installed on motor section
Lower section, and be connected between the pump housing and the motor cylinder in motor section by connector, which is characterized in that it is located in the oil pocket
It is provided with mechanical oil seal between oil cylinder cover and motor lower cover, is located at connector on the motor shaft and is provided with mechanical seal
Part, the motor cylinder extends down to be made to form a silt particle separation chamber, the pump between motor cylinder, connector and oil cylinder cover
It is provided with the injection equipment being made of injection pipe, impeller assembly and guide vane assembly in vivo.
In a kind of above-mentioned sand-proof type injection immersible pump, confession is provided at the position of water inlet in the pump housing
The partition wall of injection pipe installation, and the partition wall is integrally formed with the pump housing, the impeller assembly by identical size upper impeller with
Lower impeller composition, upper impeller and lower impeller are successively spaced the end for being fixed on motor shaft, and guide vane assembly is by guide vane fixing seat, fixation
The upper end of flap plate, guide vane ontology and cover plate of guide blade composition, the cover plate of guide blade and injection pipe is fixedly connected with, the guide vane sheet
Body is connected to the top of cover plate of guide blade, and lower impeller pushes up on the guide vane ontology between guide vane ontology and cover plate of guide blade
Portion is provided with fixing seat cover board, and guide vane fixing seat upper end is fixedly connected on connector, and lower end is fixedly connected with fixing seat cover board, institute
The upper impeller stated is located at the top of fixing seat cover board.
In a kind of above-mentioned sand-proof type injection immersible pump, the side wall of the motor cylinder, which is located at silt particle separation chamber, to be arranged
There is the blowdown valve for greasy dirt or silt particle to be discharged.
In a kind of above-mentioned sand-proof type injection immersible pump, the upper end of the connector has in conjunction and up
The sand control set of extension.The setting of sand control set has certain filtration to coarse sand.
In a kind of above-mentioned sand-proof type injection immersible pump, the water outlet is located at the side of the pump housing.
In a kind of above-mentioned sand-proof type injection immersible pump, the water inlet is located at the bottom of the pump housing, pedestal and the pump housing
Between be provided with into water mesh enclosure.
In a kind of above-mentioned sand-proof type injection immersible pump, the motor lower cover is integrally formed with motor cylinder.
Compared with prior art, this sand-proof type injection immersible pump has the advantage that
1, the injection equipment in jet pump has been applied in immersible pump, since immersible pump is to be in water, has not only been solved
Jet pump mechanism noise big problem, while the lift of immersible pump is also improved, it, can be more with QD series using multi-stage impeller
The performance of grade immersible pump compares favourably, but fewer than the impeller progression of QD series；
2, it is additionally arranged silt particle separation chamber, the mechanical sealing member of the mechanical oil seal of top and lower section is separated, such as top
Mechanical oil seal abrasion there is oil leak, oil liquid can flow into silt particle separation chamber, avoid oil liquid and be directly entered in pump chamber and make to water
At pollution, such as lower section mechanical sealing member is damaged, and silt particle can enter in silt particle separation chamber, will not the mechanical oil seal directly to top make
At influence, service life is extended；
3, it is provided on the outer wall of silt particle separation chamber and examines bolt or blowdown valve, the situation in silt particle separation chamber can carried out
It examines or removes.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of this sand-proof type injection immersible pump.
In figure, 1, motor section；2, the pump housing；3, pedestal；4, motor shaft；5, motor upper cover；6, motor lower cover；7, motor
Cylinder；8, oil cylinder cover；9, water inlet；10, water outlet；11, oil pocket；12, connector；13, mechanical oil seal；14, mechanical sealing member；
15, silt particle separation chamber；16, injection pipe；17, partition wall；18, upper impeller；19, lower impeller；20, guide vane fixing seat；21, fixed flap
Plate；22, guide vane ontology；23, cover plate of guide blade；24, blowdown valve；25, water inlet mesh enclosure；26, sand control set.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this sand-proof type injection immersible pump includes motor section 1, the pump housing 2 and pedestal 3, motor section 1 is by motor shaft
4, motor upper cover 5, motor lower cover 6, motor cylinder 7 and oil cylinder cover 8 form, and motor lower cover 6 and motor cylinder 7 are integrated into
Type, pedestal 3 are installed on the bottom of the pump housing 2, and the motor shaft 4 of motor protrudes into the pump housing 2, have water inlet 9 and water outlet on the pump housing 2
10, an oil pocket 11 is formed between oil cylinder cover 8 and motor lower cover 6, the pump housing 2 is installed on the lower section of motor section 1, and the pump housing 2 with
It is connected between motor cylinder 7 in motor section 1 by connector 12, in oil pocket 11 between oil cylinder cover 8 and motor lower cover 6
It is provided with mechanical oil seal 13, is located at connector 12 on motor shaft 4 and is provided with mechanical sealing member 14, motor cylinder 7 extends down to be made
A silt particle separation chamber 15 is formed between motor cylinder 7, connector 12 and oil cylinder cover 8, is provided in the pump housing 2 by injection pipe 16, leaf
The injection equipment of wheel assembly and guide vane assembly composition, the side wall of motor cylinder 7, which is located at silt particle separation chamber 15, to be provided with for being discharged
The blowdown valve 24 of greasy dirt or silt particle, the upper end of connector 12 have sand control set 26 that is in conjunction and up extending, will spray
Injection equipment in pump is applied in this immersible pump, and due to having pressure at water inlet 9, this pressure facilitates water master after diving into water
In dynamic suction pump, the cavitation erosion point of water jet pump is reduced, lift can be improved.
It further describes in detail, is provided at the position of water inlet 9 in the pump housing 2 in this sand-proof type injection immersible pump for spray
Penetrate the partition wall 17 of the installation of pipe 16, and the partition wall 17 is integrally formed with the pump housing 2, impeller assembly by identical size 18 He of upper impeller
Lower impeller 19 forms, and upper impeller 18 and lower impeller 19 are successively spaced the end for being fixed on motor shaft 4, and guide vane assembly is fixed by guide vane
Seat 20, fixing seat cover board 21, guide vane ontology 22 and cover plate of guide blade 23 form, and cover plate of guide blade 23 and the upper end of injection pipe 16 are mutually solid
Even, guide vane ontology 22 is connected to the top of cover plate of guide blade 23, and lower impeller 19 is between guide vane ontology 22 and cover plate of guide blade 23,
22 upper top of guide vane ontology is provided with fixing seat cover board 21, and 20 upper end of guide vane fixing seat is fixedly connected on connector 12, lower end
It is fixedly connected with fixing seat cover board 21, upper impeller 18 is located at the top of fixing seat cover board 21.
Further describe the side that the water outlet 10 in this sand-proof type injection immersible pump is located at the pump housing 2 in detail, water inlet 9 is located at pump
The bottom of body 2 is provided with into water mesh enclosure 25 between pedestal 3 and the pump housing 2.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although motor section 1, the pump housing 2, pedestal 3, motor shaft 4, motor upper cover 5, motor lower end is used more herein
Lid 6, motor cylinder 7, oil cylinder cover 8, water inlet 9, water outlet 10, oil pocket 11, connector 12, mechanical oil seal 13, mechanical sealing member 14,
Silt particle separation chamber 15, injection pipe 16, partition wall 17, upper impeller 18, lower impeller 19, guide vane fixing seat 20, fixing seat cover board 21, guide vane
The terms such as ontology 22, cover plate of guide blade 23, blowdown valve 24, water inlet mesh enclosure 25, sand control set 26, but be not precluded using other terms
Possibility.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；It is construed as
Any additional limitation is all contrary to the spirit of the present invention.
Claims (7)
1. a kind of sand-proof type sprays immersible pump, including motor section (1), the pump housing (2) and pedestal (3), the motor section (1) is by electricity
Arbor (4), motor upper cover (5), motor lower cover (6), motor cylinder (7) and oil cylinder cover (8) composition, the pedestal (3) peace
Bottom loaded on the pump housing (2), the motor shaft (4) of the motor protrude into the pump housing (2), have water inlet on the pump housing (2)
(9) and water outlet (10) oil pocket (11), the pump housing, are formed between the oil cylinder cover (8) and motor lower cover (6)
(2) it is installed on the lower section of motor section (1), and passes through connector (12) between the motor cylinder (7) in the pump housing (2) and motor section (1)
It is connected, which is characterized in that be provided with machinery between oil cylinder cover (8) and motor lower cover (6) in the oil pocket (11)
Oil sealing (13) is located on the motor shaft (4) at connector (12) and is provided with mechanical sealing member (14), the motor cylinder
(7) extending down makes to be formed a silt particle separation chamber (15) between motor cylinder (7), connector (12) and oil cylinder cover (8), described
The injection equipment being made of injection pipe (16), impeller assembly and guide vane assembly is provided in the pump housing (2).
2. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that close in the pump housing (2)
The partition wall (17) for injection pipe (16) installation is provided at the position of water inlet (9), and the partition wall (17) is integrated with the pump housing (2)
Molding, the impeller assembly are made of the upper impeller (18) and lower impeller (19) of identical size, upper impeller (18) and lower impeller
(19) successively interval is fixed on the ends of motor shaft (4), guide vane assembly by guide vane fixing seat (20), fixing seat cover board (21), lead
Leaf ontology (22) and cover plate of guide blade (23) composition, the cover plate of guide blade (23) and the upper end of injection pipe (16) are fixedly connected with, described
Guide vane ontology (22) be connected to the tops of cover plate of guide blade (23), and lower impeller (19) is located at guide vane ontology (22) and cover plate of guide blade
(23) between, described guide vane ontology (22) upper top is provided with fixing seat cover board (21), and guide vane fixing seat (20) upper end is fixed
It is connected on connector (12), lower end is fixedly connected with fixing seat cover board (21), and the upper impeller (18) is located at fixing seat cover board
(21) top.
3. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that the side of the motor cylinder (7)
Wall is located at the blowdown valve (24) being provided at silt particle separation chamber (15) for greasy dirt or silt particle to be discharged.
4. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that the connector (12) it is upper
End has sand control set (26) that is in conjunction and up extending.
5. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that the water outlet (10) is located at
The side of the pump housing (2).
6. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that the water inlet (9) is located at
The bottom of the pump housing (2) is provided with into water mesh enclosure (25) between pedestal (3) and the pump housing (2).
7. a kind of sand-proof type according to claim 1 sprays immersible pump, which is characterized in that the motor lower cover (6)
It is integrally formed with motor cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821136122.3U CN208546323U (en) | 2018-07-17 | 2018-07-17 | A kind of sand-proof type injection immersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821136122.3U CN208546323U (en) | 2018-07-17 | 2018-07-17 | A kind of sand-proof type injection immersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546323U true CN208546323U (en) | 2019-02-26 |
Family
ID=65424894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821136122.3U Expired - Fee Related CN208546323U (en) | 2018-07-17 | 2018-07-17 | A kind of sand-proof type injection immersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208546323U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644128A (en) * | 2018-07-17 | 2018-10-12 | 浙江乾辰智能科技有限公司 | A kind of sand-proof type injection immersible pump |
-
2018
- 2018-07-17 CN CN201821136122.3U patent/CN208546323U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644128A (en) * | 2018-07-17 | 2018-10-12 | 浙江乾辰智能科技有限公司 | A kind of sand-proof type injection immersible pump |
| CN108644128B (en) * | 2018-07-17 | 2024-02-20 | 浙江乾辰智能科技有限公司 | Sand-proof type jet submersible pump |
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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: 20190226 Termination date: 20210717 |