CN204984912U - Novel vertical multistage pump of efficient - Google Patents
Novel vertical multistage pump of efficient Download PDFInfo
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- CN204984912U CN204984912U CN201520551873.1U CN201520551873U CN204984912U CN 204984912 U CN204984912 U CN 204984912U CN 201520551873 U CN201520551873 U CN 201520551873U CN 204984912 U CN204984912 U CN 204984912U
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Abstract
The utility model discloses a novel vertical multistage pump of efficient, including driving motor, shaft coupling, bearing cover, bearing and cap, bearing box, bearing, manger plate cover, asbestos gland and final stage stator, driving motor is provided with the pump body through the coupling joint, the pump body comprises stator and rotor two parts, the stator is become by the section of intaking, middle section, stator, play water section and packing box body group, the rotor comprises axle, impeller, balancing sleeve and balancing drum, be provided with sealing ring and balancing sleeve on the stator. The utility model discloses simple structure, convenient operation adopts internal outstanding energy -efficient hydraulic model, has efficiently, and performance curve is mild, and slew range is wide, accords with the pertinent regulations of bureau of fire protection, satisfies different users' use needs, adopt vertical sectional type structure, and smooth operation, noise are low, long service life, area are few, advantages such as convenient are maintained in the installation.
Description
Technical field
The utility model relates to a kind of new and effective MODEL VERTICAL MULTISTAGE PUMP.
Background technique
DL series pump is vertical, single suction, multistage, segmented centrifugal pump, is similar to the liquid of less than 80 DEG C of water for conveying clear water and physicochemical properties.DLR type hot water pump fed sheet of a media temperature is less than 150 DEG C.The features such as pump is vertical installation, has compact structure, noise is low, and floor space is little, are mainly used in urban water supply and central heating system.
Model meaning of the present utility model: such as: 80DL(DLR) × 4; 80-Pump Suction Nozzle nominal diameter (mm); DL-vertical multi-stage segmented centrifugal pump; DLR-vertical multi-stage segmented hot water centrifugal pump; 4-pump stage number; The sense of rotation of pump: look down from motor side direction, pump is counterclockwise rotate.
Model utility content
The technical problems to be solved in the utility model is to provide the new and effective MODEL VERTICAL MULTISTAGE PUMP that a kind of structure simply reduces labor strength.
For solving the problem, the utility model adopts following technological scheme:
A kind of new and effective MODEL VERTICAL MULTISTAGE PUMP, comprise drive motor, coupling, bearing gland, bearing cap, bearing box, bearing, dash cover, asbest gland and final stage stator, described drive motor is connected with the pump housing by coupling, the described pump housing is made up of stators and rotators two-part, described stator is by inlet segment, stage casing, stator, water exit end and stuffing box body composition, described rotor is by axle, impeller, balance set and balancing drum composition, described stator is provided with seal ring and balance set, described coupling is interconnected by elastomer block and axle, described axle two ends to be cooperatively interacted with the pump housing by bearing and are connected, described bearing is provided with bearing box, described bearing box is provided with bearing and cap, described bearing also cap is provided with bearing gland, described bearing gland and pump housing connecting place are provided with dash cover, are provided with stuffing box body above described inlet segment, and described stuffing box body and shaft connection place are provided with asbest gland, and described axle centre is connected with final stage stator, stator and impeller.
As preferably, described asbest gland inside is provided with asbestos.
As preferably, described drive motor is provided with waterproof case.
The utility model structure is simple, easy to operate, adopts domestic outstanding energy-efficient hydraulic model, has efficiency high, and performance curve is mild, and range of operation is wide, meets the pertinent regulations of Fire Department, meets the use needs of different user; The utility model adopts vertical subsection formula structure, and the advantage such as smooth running, noise are low, long service life, floor space are few, convenient for installation and maintenance.
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 new and effective MODEL VERTICAL MULTISTAGE PUMP, comprise drive motor 1, coupling 2, bearing gland 4, bearing cap 5, bearing box 6, bearing 7, dash cover 8, asbest gland 9 and final stage stator 15, described drive motor 1 is connected with the pump housing by coupling 2, the described pump housing is made up of stators and rotators two-part, described stator is by inlet segment 12, stage casing 16, stator 17, water exit end 19 and stuffing box body 11 form, described rotor is by axle 22, impeller 18, balance set 13 and balancing drum 14 form, described stator is provided with seal ring and balance set 13, described coupling 2 is interconnected by elastomer block 3 and axle 22, described axle 22 two ends to be cooperatively interacted with the pump housing by bearing 7 and are connected, described bearing 7 is provided with bearing box 6, described bearing box 6 is provided with bearing and cap 7, described bearing also cap 7 is provided with bearing gland 4, described bearing gland 4 is provided with dash with pump housing connecting place and overlaps 8, stuffing box body 11 is provided with above described inlet segment 12, described stuffing box body 11 is provided with asbest gland 9 with axle 22 joint, described axle 22 centre is connected with final stage stator 15, stator 17 and impeller 18, described inlet segment 12 is provided with water inlet tube interface, described water exit end 19 is provided with outlet pipe interface, and described impeller 18 is provided with several.
It should be noted that described asbest gland 9 inside is provided with asbestos 10.
It should be noted that and described drive motor 11 is provided with waterproof case.
DL type vertical multi-stage centrifugal pump is made up of motor and pump two-part, and motor is Y type threephase asynchronous machine, and pump and motor adopt coupling to be connected, overall for being rigidly connected, without the need to correcting during use.Pump is made up of stationary part and rotor portion.Pump stator part is made up of parts such as inlet segment, stage casing, stator, water exit end, stuffing box bodies.For preventing stator wear, stator is equipped with seal ring, balance set etc., after wearing and tearing, available spare is changed.Rotor portion is made up of axle, impeller, balance hub etc.Rotor lower end is water lubriucated bearing, and top is angular contact ball bearing, and the axial force overwhelming majority of the present utility model is born by balancing drum, and all the other fraction residual axial force argument contact ball bearings bear.Inlet segment and water exit end and junction plane paper washer tightly reach sealing by connecing.Shaft seal adopts filler or mechanical seal, and user can select as required.DL type vertical multi-stage centrifugal pump sense of rotation is seen as downwards from drive end and counterclockwise rotates.1, the utility model compact structure, volume is little, beautiful shape, and floor space is little, saves construction cost; 2, suction port of the present utility model and water outlet are on same center line, simplify the connection of pipeline; 3, according to actual conditions, import and export of the present utility model can assemble in 90 °, 180 °, 270 ° different directions; 4, according to actual conditions, the outlet of DL type vertical multi-stage centrifugal pump can be assembled into 1 ~ 5 outlet, obtains different lifts to meet on same pump.
Start and run: starting l, pump is used for having and inhales journey occasion, namely, when import is negative pressure, first should carries out pouring water exhaust or using vacuum pump diversion in inlet ductwork, make water be full of whole pump and inlet ductwork, notice that inlet ductwork must seal, gas leak phenomenon must not be had to exist.2, the gate valve on outer pipe and pressure meter cock is closed, to reduce starting current.3, with a few circle of hand rotary rotor, make bearing lubrication and check that in pump, impeller and seal ring running, with or without grazing, as turned motionless, should not be started, till finding out failure cause.4, experimental starting, motor steering should be consistent with the arrow points on pump, opens pressure meter cock.5, after rotor reaches normal operation, when pressure meter demonstrates pressure, open outlet gate valve gradually, be adjusted to required operating mode.Running 1, pump in the running, must be noted that visualizer meter reading, work, be strictly on guard against that large discharge runs near the flow lift as far as possible making pump specify at nameplate.2, regular check motor current value should not exceed rated current; 3, the bearing temperature of pump higher than 75 DEG C, and must not must not exceed external temperature 35 DEG C.4, pump should loosen Gland when entry into service, when adjusting to suitable degree again after expanded graphite or filler complete expansion.5, easily damaged parts wearing and tearing are excessive should change in time.6, note abnormalities phenomenon, and hard stop checks reason.Parking 1, the lock of closing on rising pipe are adjusted, and close vacuum gauge cock.2, motor, the then cock of closing pressure meter is stopped.3, if any filling in cold season joint winter, liquid in pump should be drained, in order to avoid bursting by freezing.4, stop using for a long time, pump should be dismantled, cleaning oils, and keeps properly.
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 new and effective MODEL VERTICAL MULTISTAGE PUMP, is characterized in that: comprise drive motor (1), coupling (2), bearing gland (4), bearing cap (5), bearing box (6), bearing (7), dash cover (8), asbest gland (9) and final stage stator (15), described drive motor (1) is connected with the pump housing by coupling (2), and the described pump housing is made up of stators and rotators two-part, and described stator is by inlet segment (12), stage casing (16), stator (17), water exit end (19) and stuffing box body (11) composition, described rotor is by axle (22), impeller (18), balance set (13) and balancing drum (14) composition, described stator is provided with seal ring and balance set (13), described coupling (2) is interconnected by elastomer block (3) and axle (22), described axle (22) two ends to be cooperatively interacted with the pump housing by bearing (7) and are connected, described bearing (7) is provided with bearing box (6), described bearing box (6) is provided with bearing and cap (7), described bearing also cap (7) is provided with bearing gland (4), described bearing gland (4) and pump housing connecting place are provided with dash cover (8), described inlet segment (12) top is provided with stuffing box body (11), described stuffing box body (11) and axle (22) joint are provided with asbest gland (9), described axle (22) centre are connected with final stage stator (15), stator (17) and impeller (18).
2. a kind of new and effective MODEL VERTICAL MULTISTAGE PUMP according to claim 1, is characterized in that: described asbest gland (9) inside is provided with asbestos (10).
3. a kind of new and effective MODEL VERTICAL MULTISTAGE PUMP according to claim 1, is characterized in that: (11) are provided with waterproof case to described drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520551873.1U CN204984912U (en) | 2015-07-28 | 2015-07-28 | Novel vertical multistage pump of efficient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520551873.1U CN204984912U (en) | 2015-07-28 | 2015-07-28 | Novel vertical multistage pump of efficient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984912U true CN204984912U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520551873.1U Expired - Fee Related CN204984912U (en) | 2015-07-28 | 2015-07-28 | Novel vertical multistage pump of efficient |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443159A (en) * | 2018-05-11 | 2018-08-24 | 约翰斯顿流体科技（无锡）有限公司 | A kind of vertical multi-stage punching press stainless steel centrifugal pump |
| CN108953165A (en) * | 2018-07-27 | 2018-12-07 | 上海上涵自动化科技有限公司 | A kind of water cooling high-efficiency water pump |
-
2015
- 2015-07-28 CN CN201520551873.1U patent/CN204984912U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443159A (en) * | 2018-05-11 | 2018-08-24 | 约翰斯顿流体科技（无锡）有限公司 | A kind of vertical multi-stage punching press stainless steel centrifugal pump |
| CN108953165A (en) * | 2018-07-27 | 2018-12-07 | 上海上涵自动化科技有限公司 | A kind of water cooling high-efficiency water 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160728 |