CN211500990U - Energy-saving water pump - Google Patents
Energy-saving water pump Download PDFInfo
- Publication number
- CN211500990U CN211500990U CN201921463752.6U CN201921463752U CN211500990U CN 211500990 U CN211500990 U CN 211500990U CN 201921463752 U CN201921463752 U CN 201921463752U CN 211500990 U CN211500990 U CN 211500990U
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- output shaft
- motor
- water pump
- inner cavity
- energy
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 229910001018 Cast iron Inorganic materials 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 10
- 230000008859 change Effects 0.000 description 5
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004548 suspo-emulsion Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an energy-saving water pump, which comprises a pump body, wherein the upper end of the pump body is fixedly connected with a motor through a conjoined seat, an output shaft is inserted in the inner cavity of the motor, the outer side of the part of the output shaft positioned in the inner cavity of the motor is connected with a driving unit, the upper end of the output shaft is movably clamped with a base, the upper end of the motor is fixedly connected with a frequency converter, a bearing is arranged at the joint of the middle section of the output shaft and the joint seat body, the outer side wall of the lower section of the output shaft is provided with a mechanical sealing element, the tail end of the output shaft is connected with an impeller through a fixed bolt, the impeller is positioned in a turbine cavity of the pump body, the left end of the turbine cavity is provided with a water outlet end, the right end of the turbine cavity is provided with a water inlet end, the PLC control circuit board is electrically connected with the driving unit and the pressure detector, the energy-saving water pump can adjust the input flow according to the pressure of the water pipe, and the purpose of energy conservation is achieved.
Description
Technical Field
The utility model relates to a water pump technical field specifically is an energy-saving water pump.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal. Liquids, gas mixtures, and liquids containing suspended solids may also be transported. The technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; the pump can be divided into a volume water pump, a vane pump and the like according to different working principles. The displacement pump transfers energy by utilizing the change of the volume of a working chamber; vane pumps transfer energy by the interaction of rotating vanes with water and are available in the types of centrifugal pumps, axial flow pumps, mixed flow pumps, and the like. The size and the maximum power of a water pump are various, and the commonly used specification is inconvenient to use in some special occasions, so that an energy-saving water pump with variable frequency is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy-saving water pump to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving water pump comprises a pump body, wherein the upper end of the pump body is fixedly connected with a motor through a conjoined seat, an output shaft is inserted in an inner cavity of the motor, a driving unit is connected to the outer side of the part, located in the inner cavity of the motor, of the output shaft, the upper end of the output shaft is movably clamped with a base, the upper end of the motor is fixedly connected with a frequency converter, a sealing layer and a damping layer are sequentially arranged on the lower portion of the inner cavity of the frequency converter, a PLC control circuit board is arranged in the middle of the inner cavity of the frequency converter and fixedly connected with the side wall of the inner cavity of the frequency converter through a fixing support, a bearing is arranged at the joint of the middle section of the output shaft and the conjoined seat, a mechanical sealing element is arranged on the outer side wall of the lower section of the output shaft, the, the turbine chamber right-hand member is equipped with the end of intaking, intake end-to-end connection has the inlet tube, be equipped with connecting seat and seal gasket between inlet tube and the end of intaking, it has fastening bolt to peg graft on the connecting seat, the depressor has been cup jointed on the inlet tube, PLC control circuit board and drive unit and pressure depressor electric connection are examined.
Preferably, the pump body is a cast iron casting, and a sealing piece is arranged at the joint of the pump body and the connecting seat body.
Preferably, the pressure detector is provided with a pressure sensor and a binding post.
Preferably, the impeller is an arc-shaped cast iron impeller.
Preferably, the arc-shaped cast iron impeller is provided with at least three and is arranged around the output shaft at equal intervals.
Preferably, the mechanical sealing element is an annular steel sealing element, and the surface of the mechanical sealing element is provided with an antirust coating.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of energy-saving water pump through setting up the structure of examining the depressor, can detect the pressure of inlet tube to can judge the size of inflow through water pipe pressure numerical value, thereby the rethread sets up the structure of converter, can change thereby the different input flow of motor power matching, and then can adjust the input flow according to water pipe pressure, realize energy-conserving purpose.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the water inlet pipe of the present invention.
In the figure: the device comprises a motor 1, a driving unit 11, an output shaft 12, a base 13, a fixing bolt 14, a frequency converter 2, a sealing layer 21, a damping layer 22, a PLC (programmable logic controller) 23, a fixing support 24, a pump body 3, a combined seat 31, a sealing element 32, a water inlet end 33, an exhaust valve 34, a water outlet end 35, a turbine cavity 36, an impeller 4, a mechanical sealing element 41, a bearing 42, a water inlet pipe 5, a connecting seat 51, a fastening bolt 52, a sealing gasket 53, a pressure detector 6, a pressure sensor 61 and a wiring terminal 62.
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. 1-2, the present invention provides a technical solution: an energy-saving water pump comprises a pump body 3, wherein the pump body 3 is a cast iron casting, a sealing element 32 is arranged at the joint of the pump body 3 and a connection seat body 31, the sealing element 32 can be preferably a rubber sealing element or a mechanical sealing element according to different water pump powers, the upper end of the pump body 3 is fixedly connected with a motor 1 through the connection seat body 31, an inner cavity of the motor 1 is inserted with an output shaft 12, the outer side of the part, located in the inner cavity of the motor 1, of the output shaft 12 is connected with a driving unit 11, the driving unit 11 comprises a brush, a rotor and the like, the driving unit 11 is electrically connected with a frequency converter 2, namely the frequency converter 2 can adjust and change the output power of the motor 1, a base 13 is movably clamped at the upper end of the output shaft 12, the upper end of the motor 1 is fixedly connected with the frequency converter 2, the frequency converter 2 can adjust and change the output power of the motor 1, sealing layer 21 is the plastic sealing layer, buffer layer 22 is the rubber buffer layer, and liquid such as water can be avoided to the sealing layer 21 of plastics material gets into 2 inner chambers of converter under the state of the high-speed vibrations of water pump during operation, and then the condition of short circuit has been avoided, buffer layer 22 can reduce the vibrations that the water pump rotation brought, can reduce resonance, avoids inner structure not hard up, influences the life of equipment, can ensure that PLC circuit board 23 homoenergetic normally moves in all operating modes. 2 inner chamber middle parts of converter are equipped with PLC control circuit board 23, PLC control circuit board 23 can be for the model is: 235-0KD22-0XA0 is connected with a power supply through a lead for supplying power, the PLC control circuit board 23 is fixedly connected with the side wall of the inner cavity of the frequency converter 2 through a fixing support 24, a bearing 42 is arranged at the joint of the middle section of the output shaft 12 and the connecting seat body 31, a mechanical sealing element 41 is arranged on the outer side wall of the lower section of the output shaft 12, the mechanical sealing element 41 is an annular steel sealing element, and the surface of the mechanical sealing element is provided with an antirust coating. The mechanical seal 41 may be of the type: MG1/109-12S-M, the mechanical sealing element 41 is arranged at the upper and lower ends of the opening of the pump body 3, and the mechanical sealing element 41 is rigidly connected with the pump body 3, the mechanical sealing element 41 can ensure that the liquid in the turbine cavity 36 can not enter the motor 1 under the condition of high-speed rotation, the end of the output shaft 12 is connected with the impeller 4 through the fixing bolt 14, the impeller 4 is at least three arc cast iron impellers and is arranged around the output shaft 12 at equal intervals, which can ensure the optimal working state and working efficiency, the impeller 4 is positioned in the turbine cavity 36 of the pump body 3, the left end of the turbine cavity 36 is provided with the water outlet end 35, the upper end of the water outlet end 35 is provided with the exhaust valve 34 for exhausting the gas in the turbine cavity 36 before use and reducing cavitation, the right end of the turbine cavity 36 is provided with the water inlet end 33, the water inlet end 33 is connected with the water inlet pipe 5, be equipped with connecting seat 51 and seal gasket 53 between inlet tube 5 and the end 33 of intaking, it has fastening bolt 52 to peg graft on the connecting seat 51, the depressor 6 has been cup jointed on the inlet tube 5, be equipped with pressure sensor 61 and terminal 62 in the depressor 6, pressure sensor 61 can be the model: CYYZ 11's pressure sensor, PLC control circuit board 23 and drive unit 11 and voltage detector 6 electric connection, pressure sensor 61 can convert the surface pressure of inlet tube 5 into the signal of telecommunication, can convert the flow information of inlet tube 5 into the signal of telecommunication promptly and transmit PLC control circuit board 23 through terminal 62.
The working principle is as follows:
firstly, the motor 1 and the frequency converter 2 are connected to a power supply, the air in the turbine cavity 36 is exhausted by the exhaust valve 34, and the water inlet end 33 is connected to an external water source (for example, a water tap or a water valve is connected through a water pipe);
then, the motor 1 drives the output shaft 12 and the impeller 4 to pump the liquid at the lower part to the higher part;
in this process, pressure sensor 6 can pass through pressure sensor real-time supervision inlet tube 5's pressure to give PLC control circuit board 23 with data transmission, PLC control circuit board 23 compares pressure information with the rated data who sets for, and then judges the water yield of input, when the water yield is not enough (when being less than the rated value of settlement promptly), can change motor 1's output through converter 2, reaches energy-conserving purpose and effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An energy-saving water pump, includes the pump body (3), its characterized in that: the upper end of the pump body (3) is fixedly connected with a motor (1) through a conjoined seat (31), an output shaft (12) is inserted into an inner cavity of the motor (1), the outer side of a part, located in the inner cavity of the motor (1), of the output shaft (12) is connected with a driving unit (11), the upper end of the output shaft (12) is movably clamped with a base (13), a frequency converter (2) is fixedly connected with the upper end of the motor (1), a sealing layer (21) and a damping layer (22) are sequentially arranged on the lower portion of the inner cavity of the frequency converter (2), a PLC control circuit board (23) is arranged in the middle of the inner cavity of the frequency converter (2), the PLC control circuit board (23) is fixedly connected with the side wall of the inner cavity of the frequency converter (2) through a fixing support (24), a bearing (42) is arranged at the joint of the middle section of, the utility model discloses a pressure measuring device, including output shaft (12), turbine chamber (36), outlet end (35) upper end are equipped with discharge valve (34), turbine chamber (36) right-hand member is equipped with into water end (33), it has inlet tube (5) to intake end (33), be equipped with connecting seat (51) and seal gasket (53) between inlet tube (5) and the inlet end (33), it has fastening bolt (52) to peg graft on connecting seat (51), pressure detector (6) have been cup jointed on inlet tube (5), PLC control circuit board (23) and drive unit (11) and pressure detector (6) electric connection.
2. An energy efficient water pump as claimed in claim 1, wherein: the pump body (3) is a cast iron casting, and a sealing piece (32) is arranged at the joint of the pump body (3) and the conjoined seat (31).
3. An energy efficient water pump as claimed in claim 1, wherein: the pressure detector (6) is internally provided with a pressure sensor (61) and a binding post (62).
4. An energy efficient water pump as claimed in claim 1, wherein: the impeller (4) is an arc-shaped cast iron impeller.
5. An energy efficient water pump as claimed in claim 4, wherein: the arc cast iron impeller is at least provided with three and is arranged around the output shaft (12) at equal intervals.
6. An energy efficient water pump as claimed in claim 1, wherein: the mechanical sealing element (41) is an annular steel sealing element, and the surface of the mechanical sealing element is provided with an antirust coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921463752.6U CN211500990U (en) | 2019-09-04 | 2019-09-04 | Energy-saving water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921463752.6U CN211500990U (en) | 2019-09-04 | 2019-09-04 | Energy-saving water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211500990U true CN211500990U (en) | 2020-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921463752.6U Active CN211500990U (en) | 2019-09-04 | 2019-09-04 | Energy-saving water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211500990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951096A (en) * | 2021-11-24 | 2022-01-21 | 王秋月 | Circulating water-saving irrigation equipment for landscaping and application method thereof |
-
2019
- 2019-09-04 CN CN201921463752.6U patent/CN211500990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113951096A (en) * | 2021-11-24 | 2022-01-21 | 王秋月 | Circulating water-saving irrigation equipment for landscaping and application method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 1812-1816, Beida China International Trading Plaza, Fuhua Road, Futian street, Futian District, Shenzhen, Guangdong Province Patentee after: Shenzhen Wanrun Comprehensive Energy Group Co.,Ltd. Address before: 518000 1812-1816, Beida China International Trading Plaza, Fuhua Road, Futian street, Futian District, Shenzhen, Guangdong Province Patentee before: Shenzhen Wanrun comprehensive energy Co.,Ltd. |