CN204200593U - A kind of sewage pump - Google Patents
A kind of sewage pump Download PDFInfo
- Publication number
- CN204200593U CN204200593U CN201420595622.9U CN201420595622U CN204200593U CN 204200593 U CN204200593 U CN 204200593U CN 201420595622 U CN201420595622 U CN 201420595622U CN 204200593 U CN204200593 U CN 204200593U
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- shaft coupling
- water
- motor
- coupling
- suction pump
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Abstract
The utility model belongs to pump technology field, is specifically related to a kind of long service life, the sewage pump of preventing water leakage, it is good that the utility model aims to provide a kind of water-proof performance, the sewage pump that bending shaft degree is little, the scheme adopted is: a kind of sewage pump, be made up of drive part and part of drawing water, drive part comprises drive motor and is sleeved on the upper outlet body of drive motor outside, part of drawing water comprises suction pump and is sleeved on the lower cover of suction pump outside, be connected by binodal axle between drive motor with suction pump, driven by motor suction pump works, binodal axle comprises shaft coupling and lower shaft coupling, upper shaft coupling is the output shaft of motor, the lower end of upper shaft coupling is successively through bearing support, motor seal lid is connected by the upper end of coupling with lower shaft coupling with after linkage section, the lower end of lower shaft coupling is connected with the main shaft of suction pump with after bearing seal cover through water outlet linkage section successively, after the utility model adopts binodal axle, the shorten length of axle, greatly can strengthen the coupling shaft intensity between motor and suction pump.
Description
Technical field
The utility model belongs to pump technology field, is specifically related to a kind of long service life, the sewage pump of preventing water leakage.
Background technique
Water pump is as a kind of water lift equipment, exceed for water is extracted into from lower, existing submersible pump is all generally that motor is connected with water pump and uses, the top of Large diving pump is generally connected with the pipe about hundreds of rice, hydraulic pressure is very large, in order to prevent the water in water pump from entering in motor, mechanical seal between motor and water pump.If once there is a little water leakage phenomenon, high pressure water namely can be high to tens meters from penetrating several meters in motor cavity, causes motor line short, abnormally dangerous.
Model utility content
The utility model overcomes the deficiency that prior art exists, and aims to provide a kind of water-proof performance good, the sewage pump that bending shaft degree is little.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of sewage pump, be made up of drive part and part of drawing water, drive part comprises drive motor and is sleeved on the upper outlet body of drive motor outside, part of drawing water comprises suction pump and is sleeved on the lower cover of suction pump outside, be connected by binodal axle between drive motor with suction pump, driven by motor suction pump works, wherein, binodal axle comprises shaft coupling and lower shaft coupling, upper shaft coupling is the output shaft of motor, the lower end of upper shaft coupling is successively through bearing support, motor seal lid is connected by the upper end of coupling with lower shaft coupling with after linkage section, the lower end of lower shaft coupling is connected with the main shaft of suction pump with after bearing seal cover through water outlet linkage section successively.Traditional motor is connected by single shaft with between suction pump, the length of single shaft is large, easily bending, maintenance and the renewal cost in later stage are high, after the utility model adopts binodal axle, the shorten length of axle, can strengthen the coupling shaft intensity between motor and suction pump greatly, the working life of binodal axle is longer than single shaft, and therefore the working life of deep water pump is also longer.
The bottom of inner core is connected with bearing support in turn, motor seal lid and linkage section, upper shaft coupling is multidiameter shaft, the bottom pyrocondensation of upper shaft coupling has the first steel disk, first steel disk is fitted in the top of bearing support, and pad has graphite plate between the first steel disk and bearing support, described lower shaft coupling is also multidiameter shaft, the top pyrocondensation of lower shaft coupling has the second steel disk, second steel disk is fitted in the top of inwall, between second steel disk and the top of inwall, pad has the second graphite plate, the lower end of lower shaft coupling is connected with the main shaft of water pump with after bearing seal cover through water outlet linkage section successively, be tightly connected between upper outlet body and lower cover.Graphite plate is by oil lubrication, and graphite plate can alleviate axial pressure, and protection thrust bearing preserves from, and can extend the working life of thrust bearing, reduces maintenance expenses.
Linkage section comprises chassis and is connected to taking over a business of upper end, chassis, chassis with take over a business between be connected by inwall, the upper end of chassis edge is also provided with outer wall, cavity is formed between inner and outer wall, chassis is provided with multiple water port around taking over a business the rounded array in center, multiple water port is connected with cavity, forms water channel, forms rib between adjacent water port.Chassis also has one or more spillway hole, if in have water to overflow into cavity that connecting end and bearing support formed, water can be flowed away by spillway hole, can not in cavity mineralization pressure water, avoid water to enter motor and cause short circuit.
Wherein, upper shaft coupling is multidiameter shaft, and the bottom of upper shaft coupling is supported by bearing support.
Wherein, upper shaft coupling is connected by bearing with between bearing support.
Wherein, bearing is thrust-bearing.
Wherein, the below of bearing support is also provided with motor seal lid, and upper shaft coupling is connected with coupling through after the center hole of motor seal lid, mechanical seal between upper shaft coupling and motor seal lid.
Wherein, the outer ring of taking over a business also is provided with multiple mounting hole around taking over a business central circular array, and multiple mounting hole is arranged in the outer ring of water port.
Wherein, according to actual needs, any one in the optional ellipse in water port, circle, square and triangle.
Wherein, the center on chassis is also provided with shoulder hole.
The utility model compared with prior art has following beneficial effect:
One, motor of the present utility model is connected by binodal axle with between water pump, and change traditional single shaft and connect, the tortuosity of binodal axle is little, and good processing, upper shaft coupling and lower shaft coupling not easily bend, long service life.
Two, the taking over a business of land is also provided with water port, even if in have water to overflow into cavity that connecting end and bearing support formed, water can be flowed away by spillway hole, can not in cavity mineralization pressure water, avoid water to enter motor and cause short circuit.
Three, between the first steel disk of the present utility model and bearing support, pad has the first graphite plate; between second steel disk and the top of inwall, also pad has the second graphite plate; graphite plate can alleviate axial pressure; protection thrust bearing preserves from; the working life of thrust bearing can be extended, reduce maintenance expenses.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial enlarged drawing at A place in Fig. 1.
Fig. 3 is the structural representation of Fig. 1 middle connecting segment.
Fig. 4 is the internal structure schematic diagram of Fig. 3.
In figure: 1 is drive part, 2 is part of drawing water, and 3 is end cap, 4 is binodal axle, and 5 is linkage section, and 6 is the first steel disk, 7 is the first graphite plate, and 8 is the second steel disk, and 9 is the second graphite plate, 11 is drive motor, and 12 is upper outlet body, and 21 is suction pump, 22 is lower cover, and 31 is water outlet, and 32 is cable port, 41 is upper shaft coupling, and 42 is lower shaft coupling, and 51 is chassis, 52 for taking over a business, and 53 is inwall, and 54 is outer wall, 55 is water port, and 56 is rib, and 57 is spillway hole, 58 is shoulder hole, 121 is urceolus, and 122 is inner core, and 123 is water flowing chamber.
Embodiment
Be described in further detail the utility model by reference to the accompanying drawings now, accompanying drawing is the schematic diagram simplified, and only basic structure of the present utility model is described in a schematic way, therefore it only shows the formation relevant with the utility model.
As Figure 1-4, a kind of sewage pump, be made up of drive part 1 and part 2 of drawing water, drive part 1 comprises drive motor 11 and is sleeved on the upper outlet body 12 of drive motor 11 outside, part of drawing water 2 comprises suction pump 21 and is sleeved on the lower cover 22 of suction pump 21 outside, be connected by binodal axle 4 between drive motor 11 with suction pump 21, driven by motor suction pump 21 works, wherein, binodal axle 4 comprises shaft coupling 41 and lower shaft coupling 42, upper shaft coupling 41 is the output shaft of motor, the lower end of upper shaft coupling 41 is successively through bearing support, motor seal lid is connected by the upper end of coupling with lower shaft coupling 42 with after linkage section 5, the lower end of lower shaft coupling 42 is connected with the main shaft of suction pump 21 with after bearing seal cover through water outlet linkage section 5 successively.Be connected by single shaft between traditional motor with suction pump 21, the length of single shaft is large, easily bending, maintenance and the renewal cost in later stage are high, after the utility model adopts binodal axle 4, the shorten length of axle, can strengthen the coupling shaft intensity between motor and suction pump 21 greatly, the working life of binodal axle 4 is longer than single shaft, and therefore the working life of deep water pump is also longer.In use, water outlet 31 loads onto water pipe, be placed under water by leakproof water pump, after energising, drive motor 11 drives suction pump 21 to rotate, and filter screen is equipped with in the bottom of lower cover 22, and water is pumped in water flowing chamber 123 by suction pump 21, and is discharged by water outlet 31.
The bottom of inner core 122 is connected with bearing support in turn, motor seal lid and linkage section 5, upper shaft coupling 41 is multidiameter shaft, the bottom pyrocondensation of upper shaft coupling 41 has the first steel disk 6, first steel disk 6 is fitted in the top of bearing support, and pad has the first graphite plate 7 between the first steel disk 6 and bearing support, described lower shaft coupling 42 is also multidiameter shaft, the top pyrocondensation of lower shaft coupling 42 has the second steel disk 8, second steel disk 8 is fitted in the top of inwall 53, between second steel disk 8 and the top of inwall 53, pad has the second graphite plate 9, the lower end of lower shaft coupling 42 is connected with the main shaft of water pump with after bearing seal cover through water outlet linkage section 5 successively, be tightly connected between upper outlet body 12 and lower cover 22.Graphite plate is by oil lubrication, and graphite plate can alleviate axial pressure, and protection thrust bearing preserves from, and can extend the working life of thrust bearing, reduces maintenance expenses.
What linkage section 5 comprised chassis 51 and was connected to upper end, chassis 51 takes over a business 52, chassis 51 with take over a business 52 between be connected by inwall 53, the upper end at edge, chassis 51 is also provided with outer wall 54, cavity is formed between inwall 53 and outer wall 54, chassis 51 is provided with multiple water port 55 around taking over a business the 52 rounded arrays in center, multiple water port 55 is connected with cavity, forms water channel, forms rib 56 between adjacent water port 55.Chassis 51 also has one or more spillway hole 57, if in have water to overflow into cavity that connecting end and bearing support formed, water can be flowed away by spillway hole 57, can not in cavity mineralization pressure water, avoid water to enter motor and cause short circuit.
Wherein, upper shaft coupling 41 is multidiameter shaft, and the bottom of upper shaft coupling 41 is supported by bearing support.
Wherein, upper shaft coupling 41 is connected by bearing with between bearing support.
Wherein, bearing is thrust-bearing.
Wherein, the below of bearing support is also provided with motor seal lid, and upper shaft coupling 41 is connected with coupling through after the center hole of motor seal lid, mechanical seal between upper shaft coupling 41 and motor seal lid.
Wherein, the outer ring of taking over a business 52 is also provided with multiple mounting hole around taking over a business 52 central circular arrays, and multiple mounting hole is arranged in the outer ring of water port 55.
Wherein, according to actual needs, any one in the optional ellipse in water port 55, circle, square and triangle.
Wherein, the center on chassis 51 is also provided with shoulder hole 58.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.
Claims (8)
1. a sewage pump, it is characterized in that, be made up of drive part (1) and part (2) of drawing water, described drive part (1) comprises drive motor (11) and is sleeved on the outside upper outlet body (12) of drive motor (11), described upper outlet body (12) comprises urceolus (121) and inner core (122), water flowing chamber (123) is formed between urceolus (121) and inner core (122), the upper end of upper outlet body (12) is by end cap (3) sealing, lower end is connected with the inside of lower cover (22), described end cap (3) has water outlet (31) and cable port (32), water outlet (31) is connected with water flowing chamber (123), the cavity that cable port (32) is formed with inner core (122) inside is connected, cavity and water flowing chamber (123) of the formation of inner core (122) inside are isolated, part (2) of drawing water comprises suction pump (21) and is sleeved on the outside lower cover (22) of suction pump (21), be connected by binodal axle (4) between described drive motor (11) with suction pump (21), binodal axle (4) comprises shaft coupling (41) and lower shaft coupling (42), the upper end of upper shaft coupling (41) is connected with the output shaft of motor, the other end is connected by the upper end of coupling with lower shaft coupling (42),
The bottom of described inner core (122) is connected with bearing support in turn, motor seal lid and linkage section (5), described upper shaft coupling (41) is multidiameter shaft, the bottom pyrocondensation of upper shaft coupling (41) has the first steel disk (6), first steel disk (6) is fitted in the top of bearing support, and pad has the first graphite plate (7) between the first steel disk (6) and bearing support, described lower shaft coupling (42) is also multidiameter shaft, the top pyrocondensation of lower shaft coupling (42) has the second steel disk (8), described second steel disk (8) is fitted in the top of inwall (53), between the top of the second steel disk (8) and inwall (53), pad has the second graphite plate (9), the lower end of described lower shaft coupling (42) is connected with the main shaft of water pump with after bearing seal cover through water outlet linkage section (5) successively, be tightly connected between described upper outlet body (12) and lower cover (22),
Described linkage section (5) comprises chassis (51) and is connected to taking over a business (52) of chassis (51) upper end, described chassis (51) is connected by inwall (53) with taking over a business between (52), the upper end at chassis (51) edge is also provided with outer wall (54), chassis (51) is provided with multiple water port (55) around taking over a business the rounded array in (52) center, multiple water port (55) is connected with the cavity formed between inwall (53) and outer wall (54), rib (56) is formed between adjacent water port (55), described chassis (51) also has one or more spillway hole (57).
2. a kind of sewage pump according to claim 1, is characterized in that, described upper shaft coupling (41) is multidiameter shaft, and the bottom of upper shaft coupling (41) is supported by bearing support.
3. a kind of sewage pump according to claim 2, is characterized in that, described upper shaft coupling (41) is connected by bearing with between bearing support.
4. a kind of sewage pump according to claim 3, is characterized in that, described bearing is thrust-bearing.
5. a kind of sewage pump according to claim 4, it is characterized in that, the below of described bearing support is also provided with motor seal lid, is connected after the center hole of upper shaft coupling (41) through motor seal lid with coupling, mechanical seal between upper shaft coupling (41) and motor seal lid.
6. a kind of sewage pump according to claim 5, is characterized in that, described in take over a business (52) outer ring be also provided with multiple mounting hole around taking over a business (52) central circular array, multiple mounting hole is arranged in the outer ring of water port (55).
7. a kind of sewage pump according to claim 6, is characterized in that, described water port (55) are oval, or is circular, or is square, or is triangle.
8. a kind of sewage pump according to claim 7, is characterized in that, the center of described chassis (51) is also provided with shoulder hole (58).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420595622.9U CN204200593U (en) | 2014-10-15 | 2014-10-15 | A kind of sewage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420595622.9U CN204200593U (en) | 2014-10-15 | 2014-10-15 | A kind of sewage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200593U true CN204200593U (en) | 2015-03-11 |
Family
ID=52658557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420595622.9U Expired - Fee Related CN204200593U (en) | 2014-10-15 | 2014-10-15 | A kind of sewage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373360A (en) * | 2014-10-15 | 2015-02-25 | 石小强 | Sewage pump |
-
2014
- 2014-10-15 CN CN201420595622.9U patent/CN204200593U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373360A (en) * | 2014-10-15 | 2015-02-25 | 石小强 | Sewage pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151015 |
|
| EXPY | Termination of patent right or utility model |