CN204082569U - A kind of water pump - Google Patents
A kind of water pump Download PDFInfo
- Publication number
- CN204082569U CN204082569U CN201420514100.1U CN201420514100U CN204082569U CN 204082569 U CN204082569 U CN 204082569U CN 201420514100 U CN201420514100 U CN 201420514100U CN 204082569 U CN204082569 U CN 204082569U
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- motor
- oil
- water pump
- cavity
- controller
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Abstract
The utility model provides a kind of water pump, belongs to field of mechanical technique.The problem such as it solve the inconvenience of existing pump maintenance and working life is short.This water pump comprises the pump housing, motor and impeller, impeller is positioned at the pump housing, motor and the pump housing are connected mutually by step and the output shaft of motor and impeller are connected mutually, step has the ringwise cavity be connected with motor cavity, the bottom of cavity offers ponding hole, cavity internal fixtion has the level sensor stretched in ponding hole, level sensor is connected with the controller be positioned at outside motor, controller is connected with alarm and controller and associated electric motor connect, step sidepiece offers the osculum be connected with ponding hole, and osculum has been threaded suppository for blocking.This water pump have easy to maintenance, thermal diffusivity good and the advantage such as long service life.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of water supply equipment, particularly a kind of water pump.
Background technique
Existing water pump in use, because sealing is tight not, can causes water to enter machine cavity inside, cause motor damage, make the working life of water pump short.For this problem, people devise various structure to extend the working life of water pump, and such as Chinese patent literature data discloses a kind of dry diving pump motor and to leak automatic power-off switch [application number: 200420070763.5; Authorization Notice No.: CN2750079Y], the S shape elastic conducting strip that they two of comprising that bar shaped insulation fixing plate is provided with are corresponding with its shape, one end of conducting plate to be fixed on fixed plate and to be respectively connected with a wire be connected with power supply, the face that the other end lap that two conducting plates are relative is relative is provided with contact, establish supporter between interior conducting plate and fixed plate, outside supporter, be wrapped with paper roll.
Above-mentioned dry diving pump motor leaks automatic power-off switch in use, if there is water leakage situation, water generally all accumulates between pump motor lower cover and stator coil, supporter can dissolve or maceration by water, conducting plate is made separately to realize power-off, avoid motor damage, extend the working life of water pump; But in use, after finding Pump Failure, people still need, by the motor disassembling in water pump, could remove inner ponding, waste time and energy like this, complex operation, above-mentioned this construction of switch is complicated in addition, and wherein supporter very easily moisture damage, using effect is poor, and working life is short.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, provides one and runs into and can to report to the police when leaking in motor and disable motor, and the convenient water pump that motor internal water accumulation is derived.
The purpose of this utility model realizes by following technical proposal: a kind of water pump, comprise the pump housing, motor and impeller, described impeller is positioned at the pump housing, described motor and the pump housing are connected mutually by step and the output shaft of motor and impeller are connected mutually, it is characterized in that, described step has the ringwise cavity be connected with motor cavity, the bottom of described cavity offers ponding hole, described cavity internal fixtion has the level sensor stretched in ponding hole, described level sensor is connected with the controller be positioned at outside motor, described controller is connected with alarm and controller and associated electric motor connect, described step sidepiece offers the osculum be connected with ponding hole, described osculum has been threaded suppository for blocking.
When this water pump uses, if water enters motor cavity, water is concentrated in ponding hole, now level sensor by signal transmission to controller, controller makes alarm generation alarm and controls motor to close, avoid motor damage, extend the working life of water pump, now operator takes a hint, under suppository for blocking turns by operator afterwards, namely ponding flow out from osculum, and like this without the need to whole motor being dismantled, maintenance operation is easy, after ponding flows out, alarm stops alarm, is more again loaded onto by suppository for blocking, and water pump can normally use again.
In above-mentioned a kind of water pump, the cross section of described cavity is the enlarging shape that opening is large, bottom is little.The water that such guarantee enters motor cavity is concentrated to the bottom of cavity, easily falls within ponding hole.
In above-mentioned a kind of water pump, oil cylinder cover is fixed with between the described pump housing and step, the chamber of draining the oil of placing cold oil is formed between described oil cylinder cover and step, the output shaft of the described motor output shaft through drain the oil chamber and motor is arranged with oil sealing, described oil sealing and step mechanical seal.Cold oil is positioned at chamber of draining the oil, and plays cooling heat dissipation effect to the output shaft of motor, and water pump can normally be worked for a long time, and oil sealing, mechanical seal ensure that cold oil can not leak, good airproof performance.
In above-mentioned a kind of water pump, described step be threaded through bottom cavity and stretch into drain the oil in chamber oil level probe, described oil level probe is connected with controller, the sidepiece of described step offers the tank filler sleeve be connected with chamber of draining the oil, and described tank filler sleeve has been threaded plug screw.
In above-mentioned a kind of water pump, between described oil cylinder cover and step, be provided with seal ring one, between described step and the pump housing, be provided with seal ring two.Seal ring one and sealing two ensure that step, sealing between oil cylinder cover and the pump housing, avoid cold oil to leak.
Compared with prior art, this water pump runs into when leaking in motor can report to the police and disable motor, extend the working life of water pump, and by suppository for blocking is convenient, ponding is discharged, without the need to whole motor is dismantled, fast easy to maintenance, this water pump also has that thermal diffusivity is good, the advantage of good airproof performance in addition.
Accompanying drawing explanation
Fig. 1 is this water pump structure cross-sectional schematic.
In figure, 1, the pump housing; 2, motor; 3, impeller; 4, step; 5, cavity; 6, ponding hole; 7, level sensor; 8, controller; 9, alarm; 10, suppository for blocking; 11, oil cylinder cover; 12, to drain the oil chamber; 13, oil sealing; 14, oil level probe; 15, plug screw; 16, seal ring one; 17, seal ring two.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this water pump comprises the pump housing 1, motor 2 and impeller 3, impeller 3 is positioned at the pump housing 1, motor 2 and the pump housing 1 are connected mutually by step 4 and the output shaft of motor 2 and impeller 3 are connected mutually, step 4 has the ringwise cavity 5 with motor 2 intracavity inter-connection, the cross section of cavity 5 is that opening is large, the enlarging shape that bottom is little, the bottom of cavity 5 offers ponding hole 6, cavity 5 internal fixtion has the level sensor 7 stretched in ponding hole 6, level sensor 7 is connected with the controller 8 be positioned at outside motor 2, controller 8 is connected with alarm 9 and controller 8 and motor 2 are connected, controller 8 and alarm 9 are all placed in control box, step 4 sidepiece offers the osculum be connected with ponding hole 6, osculum has been threaded suppository for blocking 10.
When this water pump uses, if water enters motor 2 inner chamber, water is concentrated in ponding hole 6, now level sensor 7 by signal transmission to controller 8, controller 8 makes alarm 9 that alarm occur and controls motor 2 to close, motor 2 is avoided to damage, extend the working life of water pump, now operator takes a hint, operator is by under suppository for blocking 10 turns afterwards, namely ponding flow out from osculum, like this without the need to by motor 2 integral demounting, maintenance operation is easy, after ponding flows out, alarm 9 stops alarm, again suppository for blocking 10 is loaded onto again, water pump can normally use again.
Oil cylinder cover 11 is fixed with between the pump housing 1 and step 4, the chamber 12 of draining the oil of placing cold oil is formed between oil cylinder cover 11 and step 4, the output shaft of motor 2 output shaft through drain the oil chamber 12 and motor 2 is arranged with oil sealing 13, oil sealing 13 and step 4 mechanical seal.Step 4 be threaded through bottom cavity 5 and stretch into drain the oil in chamber 12 oil level probe 14, oil level probe 14 is connected with controller 8, the sidepiece of step 4 offers the tank filler sleeve be connected with chamber 12 of draining the oil, tank filler sleeve has been threaded plug screw 15, be provided with seal ring 1 between oil cylinder cover 11 and step 4, between step 4 and the pump housing 1, be provided with seal ring 2 17.
Cold oil is positioned at chamber 12 of draining the oil, and plays cooling heat dissipation effect to the output shaft of motor 2, and water pump can normally be worked for a long time, and oil sealing 13, mechanical seal ensure that cold oil can not leak, good airproof performance; Oil level pop one's head in 14 the moment test cold oil oil level, when oil level is lower than setting value, oil level probe 14 is by signal transmission to controller 8, and controller 8 makes alarm 9 that alarm occur, and alarm 9 sends the second audio warning here, operator is differentiated, by under plug screw 15 turns, in chamber 12 of draining the oil, add cold oil from tank filler sleeve, again plug screw 15 is loaded onto again after oiling, so just, complete oiling work, easy to operate.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the term such as the pump housing 1, motor 2, impeller 3, step 4, cavity 5, ponding hole 6, level sensor 7, controller 8, alarm 9, suppository for blocking 10, oil cylinder cover 11, chamber 12 of draining the oil, oil sealing 13, oil level probe 14, plug screw 15, seal ring 1, seal ring 2 17 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (5)
1. a water pump, comprise the pump housing (1), motor (2) and impeller (3), described impeller (3) is positioned at the pump housing (1), described motor (2) and the pump housing (1) are connected mutually by step (4) and the output shaft of motor (2) and impeller (3) are connected mutually, it is characterized in that, described step (4) has the ringwise cavity (5) with motor (2) intracavity inter-connection, the bottom of described cavity (5) offers ponding hole (6), described cavity (5) internal fixtion has the level sensor (7) stretched in ponding hole (6), described level sensor (7) is connected with and is positioned at motor (2) controller outward (8), described controller (8) is connected with alarm (9) and controller (8) and motor (2) are connected, described step (4) sidepiece offers the osculum be connected with ponding hole (6), described osculum has been threaded suppository for blocking (10).
2. a kind of water pump according to claim 1, is characterized in that, the cross section of described cavity (5) is the enlarging shape that opening is large, bottom is little.
3. a kind of water pump according to claim 1 and 2, it is characterized in that, oil cylinder cover (11) is fixed with between the described pump housing (1) and step (4), the chamber of draining the oil (12) of placing cold oil is formed between described oil cylinder cover (11) and step (4), the output shaft of described motor (2) is through chamber of draining the oil (12) and the output shaft of motor (2) is arranged with oil sealing (13), described oil sealing (13) and step (4) mechanical seal.
4. a kind of water pump according to claim 3, it is characterized in that, described step (4) is threaded through cavity (5) bottom and oil level probe (14) stretched in chamber of draining the oil (12), described oil level probe (14) is connected with controller (8), the sidepiece of described step (4) offers the tank filler sleeve be connected with chamber of draining the oil (12), and described tank filler sleeve has been threaded plug screw (15).
5. a kind of water pump according to claim 3, is characterized in that, is provided with seal ring one (16) between described oil cylinder cover (11) and step (4), is provided with seal ring two (17) between described step (4) and the pump housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420514100.1U CN204082569U (en) | 2014-09-09 | 2014-09-09 | A kind of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420514100.1U CN204082569U (en) | 2014-09-09 | 2014-09-09 | A kind of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082569U true CN204082569U (en) | 2015-01-07 |
Family
ID=52175292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420514100.1U Expired - Fee Related CN204082569U (en) | 2014-09-09 | 2014-09-09 | A kind of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204082569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593894A (en) * | 2016-12-14 | 2017-04-26 | 衡阳市力源动力制造有限公司 | Intelligent control submersible motor pump with novel structure |
-
2014
- 2014-09-09 CN CN201420514100.1U patent/CN204082569U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593894A (en) * | 2016-12-14 | 2017-04-26 | 衡阳市力源动力制造有限公司 | Intelligent control submersible motor pump with novel structure |
| CN106593894B (en) * | 2016-12-14 | 2022-09-30 | 湖南省大地泵业有限公司 | Intelligent control submersible electric pump with novel structure |
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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: 20150107 Termination date: 20150909 |
|
| EXPY | Termination of patent right or utility model |