CN211288100U - Energy-saving vertical multistage centrifugal pump - Google Patents
Energy-saving vertical multistage centrifugal pump Download PDFInfo
- Publication number
- CN211288100U CN211288100U CN201922181037.XU CN201922181037U CN211288100U CN 211288100 U CN211288100 U CN 211288100U CN 201922181037 U CN201922181037 U CN 201922181037U CN 211288100 U CN211288100 U CN 211288100U
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- pump
- energy
- control box
- motor
- multistage centrifugal
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- Expired - Fee Related
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Abstract
The utility model discloses an energy-saving vertical multistage centrifugal pump, including main part, control box and base, the main part below is provided with the base, install on the base the control box, the control box left side is connected with dismantles the mouth, it is connected with the motor to dismantle a mouthful one side, motor housing is installed in the motor outside, the control box right side is connected with the shaft coupling, shaft coupling end-to-end connection has the pump shaft, pump shaft one side is provided with the pump import, pump import below is provided with the balance pipe, balance pipe below is provided with the suction tube, the suction tube below is provided with the contact tube, the contact tube right side is provided with the pump export. The utility model discloses more energy-conservation, motor and converter cooperation are used and are carried out work, and the frequency conversion of being convenient for is energy-conserving, simple structure, and it is very convenient during the operation, and the safety effect is also comparatively ideal, and this multistage centrifugal pump package adopts external axial force balancing unit reasonable in design, and the fault rate is low, easily maintenance.
Description
Technical Field
The utility model relates to a centrifugal pump device specifically is an energy-saving vertical multistage centrifugal pump.
Background
Centrifugal pumps operate by causing water to move centrifugally as a result of the rotation of an impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell. The single-stage pump is divided into a single-stage pump and a multi-stage pump according to the number of impellers, and the single-stage pump only has one impeller on a pump shaft. The multistage pump has two or more than two impellers on the pump shaft, and the total lift of the pump is the sum of the lifts generated by the n impellers.
The design of the balance disc and the balance ring is calculated according to theory and cannot be adjusted according to factors such as manufacturing quality of the pump, viscosity of liquid, change of axial force, increase of gaps due to abrasion and the like, so that the balance disc and the balance ring form a wearing part, the maintenance difficulty is high, the maintenance time is long, the normal drainage operation working condition of the pump cannot be guaranteed, a plurality of unsafe hidden dangers are brought to a user, the service life of the centrifugal pump is shortened, the equipment cost is increased, the replacement frequency is increased, the production efficiency is reduced, and the centrifugal pump has no advantages of intelligence and energy conservation.
Disclosure of Invention
The utility model aims at providing an energy-saving vertical multistage centrifugal 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: the utility model provides an energy-saving vertical multistage centrifugal pump, includes main part, control box and base, the main part below is provided with the base, install on the base the control box, the control box left side is connected with dismantles the mouth, it is connected with the motor to dismantle a mouthful one side, motor housing is installed in the motor outside, the control box right side is connected with the shaft coupling, shaft coupling end-to-end connection has the pump shaft, pump shaft one side is provided with the pump import, pump import below is provided with the balance pipe, the balance pipe below is provided with the suction tube, the suction tube below is provided with the contact tube, the contact tube right side is provided with the pump export.
Preferably, a frequency converter is installed above the control box, so that frequency conversion of the motor is facilitated, and the requirement of energy conservation is met.
Preferably, the motor is connected on the disassembly port through a disassembly button, so that the disassembly and the maintenance are convenient.
Preferably, the motor shell is provided with the air outlet, so that heat dissipation is facilitated, and the temperature of the motor is reduced.
Preferably, the control box is internally provided with a control panel which is externally connected with a WiFi communication module, so that wireless communication is realized.
Preferably, a plurality of impellers are mounted on the pump shaft, so that multi-stage centrifugation is realized.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses more energy-conservation, motor and converter cooperation are used and are carried out work, the frequency conversion of being convenient for is energy-conserving, moreover, the steam generator is simple in structure, it is very convenient during the operation, the safety effect is also comparatively ideal, this multistage centrifugal pump group adopts external axial force balancing unit reasonable in design, moreover, the steam generator is simple in structure, the fault rate is low, easily maintenance, adopt the high low-pressure district both ends of impeller of symmetrical arrangement, the axial force offsets the balance each other, balanced axle sleeve both ends high pressure gap leaks mutual balance, wireless communication module's realization multistage pump's motor adjustable speed, remote control's realization is more intelligent.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a rear schematic view of the present invention.
In the figure: 1-a body; 2-a balance tube; 3-a control box; 4-a base; 5, a motor; 6-a disassembly port; 7-disassembling the button; 8-a coupler; 9-pump inlet; 10-pump outlet; 11-a suction tube; 12-pressing out a pipe; 13-a pump shaft; 14-a motor housing; 15-air outlet; 16-frequency converter.
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: the utility model provides an energy-saving vertical multistage centrifugal pump, includes main part 1, control box 3 and base 4, 1 below of main part is provided with base 4, install on the base 4 control box 3, 3 left sides of control box are connected with dismantlement mouth 6, it is connected with motor 5 to dismantle 6 one sides of mouth, motor housing 14 is installed in the motor 5 outside, 3 right sides of control box are connected with shaft coupling 8, 8 end-to-end connections of shaft coupling have pump shaft 13, pump shaft 13 one side is provided with pump inlet 9, pump inlet 9 below is provided with balance pipe 2, balance pipe 2 below is provided with suction tube 11, suction tube 11 below is provided with pressure outlet pipe 12, pressure outlet pipe 12 right side is provided with pump outlet 10.
And a frequency converter 16 is arranged above the control box 3, so that the frequency conversion of the motor is facilitated, and the requirement of energy conservation is met. The motor 5 is connected on the disassembly port 6 through the disassembly button 7, so that the disassembly and the maintenance are convenient. The motor shell 14 is provided with the air outlet 15, so that heat dissipation is facilitated, and the temperature of the motor is reduced. The inside control panel that is provided with of control box 3, the external wiFi communication module of control panel has realized wireless communication. A plurality of impellers are arranged on the pump shaft 13, and multi-stage centrifugation is realized.
The working principle is as follows: firstly, checking whether the pipelines and the joints of the multistage pump have looseness. The multistage pump is rotated by hand to test whether the multistage pump is flexible or not, then the multistage pump is sequentially connected into a pump inlet 9 and a pump outlet 10, a motor is started, a frequency converter is adjusted in a remote control mode, frequency conversion speed regulation is that the stator voltage and the frequency of the motor are simultaneously controlled by the frequency converter to change synchronous rotation, the frequency modulation speed regulation range is large, wireless speed regulation is realized, the effect is good, the inner surface and the outer surface of an impeller are required to be smooth to reduce the friction loss of water flow, a coupler 8 transmits the energy of the motor to buffer the axial direction, liquid enters a centrifugal pump from a suction pipe 11 and then flows into the impeller, at the moment, blades on the impeller on a pump shaft 13 play a main role, the impeller rotates in a pump shell at a high speed through static balance before assembly to generate centrifugal force, the liquid flows from a high-pressure area to a low-pressure area and, the pump can work continuously, the device is more energy-saving, and the control can realize the intelligence of wireless communication.
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. The utility model provides an energy-saving vertical multistage centrifugal pump which characterized in that: comprises a main body (1), a control box (3) and a base (4), wherein the base (4) is arranged below the main body (1), the control box (3) is arranged on the base (4), the left side of the control box (3) is connected with a disassembly port (6), one side of the disassembly opening (6) is connected with a motor (5), the outer side of the motor (5) is provided with a motor shell (14), the right side of the control box (3) is connected with a coupling (8), the tail end of the coupling (8) is connected with a pump shaft (13), a pump inlet (9) is arranged on one side of the pump shaft (13), a balance pipe (2) is arranged below the pump inlet (9), balance pipe (2) below is provided with suction pipe (11), suction pipe (11) below is provided with pressure outlet pipe (12), pressure outlet pipe (12) right side is provided with pump export (10).
2. The energy-saving vertical multistage centrifugal pump according to claim 1, characterized in that: and a frequency converter (16) is arranged above the control box (3).
3. The energy-saving vertical multistage centrifugal pump according to claim 1, characterized in that: the motor (5) is connected to the disassembling port (6) through a disassembling button (7).
4. The energy-saving vertical multistage centrifugal pump according to claim 1, characterized in that: an air outlet (15) is arranged on the motor shell (14).
5. The energy-saving vertical multistage centrifugal pump according to claim 1, characterized in that: the control box (3) is internally provided with a control panel which is externally connected with a WiFi communication module.
6. The energy-saving vertical multistage centrifugal pump according to claim 1, characterized in that: the pump shaft (13) is provided with a plurality of impellers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181037.XU CN211288100U (en) | 2019-12-09 | 2019-12-09 | Energy-saving vertical multistage centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922181037.XU CN211288100U (en) | 2019-12-09 | 2019-12-09 | Energy-saving vertical multistage centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211288100U true CN211288100U (en) | 2020-08-18 |
Family
ID=72015502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922181037.XU Expired - Fee Related CN211288100U (en) | 2019-12-09 | 2019-12-09 | Energy-saving vertical multistage centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211288100U (en) |
-
2019
- 2019-12-09 CN CN201922181037.XU patent/CN211288100U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20200818 Termination date: 20211209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |