CN205064294U - Novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely - Google Patents
Novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely Download PDFInfo
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- CN205064294U CN205064294U CN201520657531.8U CN201520657531U CN205064294U CN 205064294 U CN205064294 U CN 205064294U CN 201520657531 U CN201520657531 U CN 201520657531U CN 205064294 U CN205064294 U CN 205064294U
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- motor
- impeller
- bearing assembly
- graphite bearing
- motor casing
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Abstract
The utility model discloses a novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely, including the pump body, impeller, motor bottom end cover, motor casing and motor upper end cover, the pump body is provided with the motor casing through the tie bolt connection, the motor casing is provided with motor upper end cover and motor bottom end cover through bolted connection respectively from top to bottom, the motor casing top is provided with air relief valve, inside graphite bearing assembly and the lower graphite bearing assembly of being provided with of motor casing, it is provided with the pivot with lower graphite bearing assembly cooperation connection to go up graphite bearing assembly, the pivot lower extreme is provided with the impeller through the impeller key -type connection, be provided with stator module in the pivot. The utility model discloses guarantee completely not leak, the design of no bearing seal, liquid does not need lubricating oil, so being carried to the non -staining, pipeline canned motor pump impeller adopts the design of water thrust balancing formula, makes the rotor can be in the suspension design in service, has reduced the axial wearing and tearing of graphite bearing to life has been improved.
Description
Technical field
The utility model relates to a kind of Novel super-low noise complete No leakage pipeline shielding centrifugal pump.
Background technique
Super low noise complete No leakage pipeline shielding centrifugal pump, that our company adopts Japanese technology and absorbs the advanced technology that canned motorpump in the world manufactures and designs, innovation is digested through I company scientific and technical personnel, the second generation pipeline canned motor pump new product of new release, this product improves electromagnetism core technology on original basis, improves fluid motion state, improves pump efficiency, integrated performance index more steps to a new level, and product is also more desirable.PBG type canned motorpump is the pump series products of a kind of motor and water pump integral structure, it is overall that pump chamber and motor form a sealing, eliminate mechanical seal, solve the fluid leakage problems caused because of bad seals, make that liquid medium is watertight is referred to as complete No leakage pipeline mounted pump one by one.Eliminate rolling bearing, adopt insulating varnish graphite bearing, friction factor is little and flowing medium that is that utilize self to carry carrys out lubricating bearings.Complete machine ultra-low noise is run and is referred to as super low noise pipeline mounted pump one by one.The extensive heart of chemical pump is used in oil, chemical industry, medicine, weaving, nuclear power, military project, shipbuilding and urban water supply and sewerage, and fire-fighting increases Zhi, tall building supercharging water feeding, and spray in gardens, the cold-warm waters such as HVAC refrigeration are circularly-supercharged.Especially to the place vibrated, noise requirements is high, as pump house, the central air-conditioner and hospital of research institutions etc. of key project.Be specially adapted to carry to human body and bad environmental with unsafe liquid or precious liquid etc.PBG type pipeline canned motor pump can also play a significant role in more items, in addition canned motorpump less trouble, a peace environmental protection, and the best is maintained as the advantage such as little and has won users and welcome and accreditation, also strengthens Chinese market high-quality water pump demand simultaneously.
Model utility content
The technical problems to be solved in the utility model is to provide the Novel super-low noise complete No leakage pipeline shielding centrifugal pump that a kind of structure simply reduces labor strength.
For solving the problem, the utility model adopts following technological scheme:
A kind of Novel super-low noise complete No leakage pipeline shielding centrifugal pump, comprise the pump housing, impeller, motor lower end cap, motor casing and motor upper cover, the described pump housing is connected with motor casing by turnbuckle, described motor casing is connected with motor upper cover and motor lower end cap respectively by bolt up and down, automatic control pressure vent is provided with above described motor casing, described motor casing inside is provided with graphite bearing assembly and lower graphite bearing assembly, described upper graphite bearing assembly and lower graphite bearing assembly are connected and are provided with rotating shaft, described rotating shaft lower end is connected with impeller by impeller key, described rotating shaft is provided with stator module, described stator module is provided with rotor assembly, described upper graphite bearing assembly is provided with shielding platen and lifting force dish, described lower graphite bearing assembly is provided with lower thrust disc and lower shielding platen, intake-outlet is provided with on the right side of the described pump housing, described intake-outlet is connected with automatic control pressure vent by circulating pipe, filter screen is provided with in described intake-outlet, described stator module is provided with stator can, described rotor assembly is provided with Rotor can, described motor casing is provided with terminal box.
As preferably, described motor upper cover is provided with suspension ring.
As preferably, described rotating shaft top is provided with and cap, and described impeller is provided with impeller and cap.
The utility model structure is simple, easy to operate, more economizes the energy; Environmental protection, life-span length, maintenance are simply; Have the following advantages:
1, PBG type canned motorpump is because ensureing not leak completely, therefore can carry inflammable, the explosive liquid of that be harmful to human body and environment, equipment and expensive easy leakage.2, can not air be sucked, be applicable to vacuum system and carry the liquid contacting with air and occur to go bad.3, without shaft seal design, instead of rotary seal by standstill seal, solve the serious leak problem of conventional pump at transmission shaft position.4, centrifugal pump bearing utilizes conveying liquid lubricating by oneself, does not need lubricant oil, therefore not pollution transportation liquid, and eliminate the trouble of regular oiling.5, motor is coaxial with pump, and the impeller of pump is directly installed on motor reel, loads in pump and forms a sealing entirety (i.e. shielded electric-pump) of absolutely not leaking.6, pipeline canned motor pump impeller adopts the design of hydraulic thrust balanced type, rotor is in operation and can be in the design that suspends, and reduces the axis wearing and tearing of graphite bearing, thus improves working life, reduce operating cost.7, motor is without cooling fan, but except rolling bearing, therefore runs noise and vibrates all very little.8, the specifications design of pump import and export flange is identical with standard valve, and is positioned on same center line, and center is low, is convenient to piping layout, pump house is designed also more reasonable, practical.9, the standardization of component, seriation degree are high.10, terminal box adopts waterproof construction, can use safely out of doors.11, can according to requirements, namely flow and lift need the series and parallel method of operation of carrying out pump.12, the new insulating varnish graphite bearing adopted, has that wear-resisting property is high, friction factor is low, an advantage such as not aging, anti-silt.13, pump structure is reasonable, and volume is little, lightweight, floor space is little, operate steadily, easy for installation, need not adjust, easy to maintenance.PBG novel pipeline canned motorpump operative norm.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings;
Fig. 1 is structural representation of the present utility model;
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Consult shown in Fig. 1, a kind of Novel super-low noise complete No leakage pipeline shielding centrifugal pump, comprise the pump housing 1, impeller 2, motor lower end cap 3, motor casing 4 and motor upper cover 5, the described pump housing 1 is connected with motor casing 4 by turnbuckle, described motor casing about 4 is connected with motor upper cover 5 and motor lower end cap 3 respectively by bolt, automatic control pressure vent 7 is provided with above described motor casing 4, described motor casing 4 inside is provided with graphite bearing assembly 9 and lower graphite bearing assembly 19, described upper graphite bearing assembly 9 and lower graphite bearing assembly 19 are connected and are provided with rotating shaft, described rotating shaft lower end is connected with impeller 2 by impeller key, described rotating shaft is provided with stator module 12, described stator module 12 is provided with rotor assembly 13, described upper graphite bearing assembly 9 is provided with shielding platen 10 and lifting force dish 11, described lower graphite bearing assembly 19 is provided with lower thrust disc 17 and lower shielding platen 18, intake-outlet is provided with on the right side of the described pump housing 1, described intake-outlet is connected with automatic control pressure vent 7 by circulating pipe 8, filter screen 23 is provided with in described intake-outlet, described stator module 12 is provided with stator can 14, described rotor assembly 13 is provided with Rotor can 15, described motor casing 4 is provided with terminal box 16, described terminal box 16 is provided with controller, described motor casing 4 is provided with maintenance window, described controller is provided with display screen and control knob, described intake-outlet is provided with control valve.
It should be noted that and described motor upper cover 5 is provided with suspension ring 6.
It should be noted that described rotating shaft top is provided with and cap 20, described impeller 2 is provided with impeller and cap 22.
Complete machine is primarily of component compositions such as the pump housing, impeller, connected body, graphite bearing, stator, rotor, housing, motor casings.Pump is that vertical single-suction single-stage is centrifugal, imports and exports on same level axis, and turnover bore specification is identical can directly on any position being arranged on pipeline valve, and it is very convenient to load and unload, small accommodation area.Pump by connected body and motor integral, bearing adopts import graphite impregnation resin compounded bearing, and electric machine rotor respectively has housing to carry out closing isolation.Bearing adopts conveying liquid itself as oiling agent and cooling liquid, and liquid circulates in motor interior, plays cooling play lubrication to bearing to motor.There is reliable feature reasonable in design.Pump is provided with base, can, directly on ground, joining plate also can be with to install vibration isolator or vibration isolator installation additional.
Pipeline canned motor pump operating conditions: 1, the medium of conveying be necessary for soft water, thin, do not solidify, not containing the fluid of solid particle and fiber.2, SPG type pump medium temperature is no more than 90 DEG C, and SPG (R) type pump medium temperature is no more than 130 DEG C.3, system inlets pressure must not be less than 0.05MPa, must be full of liquid in system pipeline, and ensure that top outlet valve can have liquid to discharge, inlet pressure, higher than 0.15MPa, should illustrate during order separately.4, SPG canned motorpump system maximum pressure 1.6MPa, the i.e. suction pressure+pumping head≤1.6MPa of water pump.During higher than 1.6MPa, can propose separately when ordering goods.5, the rated frequency of electric pump is 50Hz, and voltage rating is 380V, and adopt full voltage across-the-line starting, electric pump shell protection grade is IP54, insulation class F level.6, from axle head, electric pump rotates in the direction of the clock.7, flame-proof type formulates explosion proof ratings EXdII.BT3EXdII.BT4 flame-proof type according to the regulation of GB3836.12.
The standardized element that the utility model uses all can be commercially, special-shaped part all can carry out customized according to specification with the record of accompanying drawing, the concrete Placement of each part all adopts the conventional means such as bolt, rivet, welding ripe in prior art, machinery, part and equipment all adopt in prior art, conventional model, add that circuit connects and adopt Placement conventional in prior art, be not described in detail in this.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a Novel super-low noise complete No leakage pipeline shielding centrifugal pump, it is characterized in that: comprise the pump housing (1), impeller (2), motor lower end cap (3), motor casing (4) and motor upper cover (5), the described pump housing (1) is connected with motor casing (4) by turnbuckle, described motor casing (4) is connected with motor upper cover (5) and motor lower end cap (3) respectively by bolt up and down, described motor casing (4) top is provided with automatic control pressure vent (7), described motor casing (4) inside is provided with graphite bearing assembly (9) and lower graphite bearing assembly (19), described upper graphite bearing assembly (9) and lower graphite bearing assembly (19) are connected and are provided with rotating shaft, described rotating shaft lower end is connected with impeller (2) by impeller key, described rotating shaft is provided with stator module (12), described stator module (12) is provided with rotor assembly (13), described upper graphite bearing assembly (9) is provided with shielding platen (10) and lifting force dish (11), described lower graphite bearing assembly (19) is provided with lower thrust disc (17) and lower shielding platen (18), right side is provided with intake-outlet with the described pump housing (1), described intake-outlet is connected with automatic control pressure vent (7) by circulating pipe (8), filter screen (23) is provided with in described intake-outlet, described stator module (12) is provided with stator can (14), described rotor assembly (13) is provided with Rotor can (15), described motor casing (4) is provided with terminal box (16).
2. a kind of Novel super-low noise according to claim 1 complete No leakage pipeline shielding centrifugal pump, is characterized in that: described motor upper cover (5) is provided with suspension ring (6).
3. a kind of Novel super-low noise according to claim 1 complete No leakage pipeline shielding centrifugal pump, is characterized in that: described rotating shaft top is provided with and cap (20), described impeller (2) is provided with impeller and cap (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657531.8U CN205064294U (en) | 2015-08-28 | 2015-08-28 | Novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520657531.8U CN205064294U (en) | 2015-08-28 | 2015-08-28 | Novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely |
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| Publication Number | Publication Date |
|---|---|
| CN205064294U true CN205064294U (en) | 2016-03-02 |
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| CN201520657531.8U Expired - Fee Related CN205064294U (en) | 2015-08-28 | 2015-08-28 | Novel ultralow noise does not have pipeline of leakage shielding centrifugal pump completely |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917756A (en) * | 2016-08-30 | 2017-07-04 | 合肥新沪屏蔽泵有限公司 | A kind of chemical-process high-pressure masked pump |
-
2015
- 2015-08-28 CN CN201520657531.8U patent/CN205064294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106917756A (en) * | 2016-08-30 | 2017-07-04 | 合肥新沪屏蔽泵有限公司 | A kind of chemical-process high-pressure masked pump |
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| Date | Code | Title | Description |
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| 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: 20160302 Termination date: 20160828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |