CN207660833U - A kind of self-controlling self-priming pump with impeller of booster - Google Patents

Abstract

The utility model discloses a kind of self-controlling self-priming pumps with impeller of booster, are mainly made of actuating unit and self priming pump ontology, and the actuating unit is mainly made of motor, wherein the motor is fixed on motor cabinet；The self priming pump ontology includes mainly the pump housing and bearing housing；The motor cabinet is bolted to the upper surface of bearing housing, the lower surface of bearing housing has been fixed by bolts pressurizing tank, the pump housing is bolted to the lower surface of pressurizing tank, impeller of booster secondary can provide energy to pumped (conveying) medium in the utility model, accessory impeller realizes related rotation under the action of motor, accessory impeller plays guide functions at this time, it thus is avoided that medium causes to impact to the connection position of bearing housing and pressurizing tank, accessory impeller can play the role of sealing in this way, prevent the leakage of medium, impeller of booster and accessory impeller can also reduce the axial force of power output shaft born simultaneously.

Description

A kind of self-controlling self-priming pump with impeller of booster

Technical field

The utility model is related to water pump fields, more particularly, to a kind of self-controlling self-priming pump with impeller of booster.

Background technology

Self-controlling self-priming pump is to apply a kind of relatively conventional pump in the prior art, has compact-sized, easy to operate, operation Steadily, long lifespan, it is mobile flexibly, convenient disassembly, be not required to lower margin fix and heatproof, pressure resistance, it is wear-resisting " primary drainage, it is lifelong from Inhale " the features such as, it is not required to installation bottom valve in pipeline, quantitative draws liquid as long as ensuring to have in pump operation front pump body.

The petroleum chemical industry in China is more and more large-scale, scale and internationalization, so also increasingly to the requirement of pump Strictly, finely, the demand that can not meet higher lift sometimes as the self-controlling self-priming pump for possessing numerous features, essentially consists in Existing self priming pump fluid pressure is too small.

Utility model content

The utility model is to overcome the above situation insufficient, it is desirable to provide a kind of technical solution that can be solved the above problems.

A kind of self-controlling self-priming pump with impeller of booster, is mainly made of actuating unit and self priming pump ontology, the actuating unit It is mainly made of motor, wherein the motor is fixed on motor cabinet；The self priming pump ontology includes mainly the pump housing and bearing housing Body；The motor cabinet is bolted to the upper surface of bearing housing, and the lower surface of bearing housing has been fixed by bolts increasing Case, the pump housing is pressed to be bolted to the lower surface of pressurizing tank；The power output shaft of the motor is arranged downwards, and power The bottom end of output shaft is worn after the booster cavity of the inner cavity of motor cabinet, the inner cavity of bearing housing and pressurizing tank to the pump housing successively, The power output shaft passes through the axle bed in bearing housing, and the bearing fixing sleeve in bearing housing is on power output shaft；Institute The bottom for stating power output shaft is fixed with impeller, and wherein impeller is located in the closed cavity of the pump housing, booster cavity and closed cavity It is connected, inlet is offered on the outer wall of the pump housing, and the inlet is equipped with suction line, the other end of wherein suction line is set There is pump intake；It is equipped with booster cavity in the pressurizing tank, impeller of booster and accessory impeller, wherein impeller of booster and pair are wherein equipped in booster cavity For the equal fixing sleeve of impeller on power output shaft, accessory impeller interval is set to the top position of impeller of booster；The lower orientation of the accessory impeller Accessory impeller cover board is installed, accessory impeller cover board is actively set on by centre bore on power output shaft, and accessory impeller cover board uses spiral shell Bolt is fixed on the bottom center position of bearing housing；The lower position of impeller of booster is equipped with impeller of booster cover board, and impeller of booster cover board passes through Centre bore is actively set on power output shaft, and impeller of booster cover board is bolted to the bottom center position of pressurizing tank；Institute It states also to access on the outer wall of pressurizing tank and has the discharge pipe being connected with booster cavity and liquid supplementation pipe, the end of discharge pipe, which is equipped with, to be pumped out Mouthful, and the end of liquid supplementation pipe facilitates irrigation when pump use for the first time into ball valve, liquid supplementation pipe is equipped with.

As further program of the utility model：Check-valves is installed on the discharge pipe, when pump deactivates, check-valves It closes, prevents the liquid in drain line from turning again to the pump housing, be conducive to the startup of pump next time.

As further program of the utility model：The intercommunicating pore being mutually butted is offered on the pressurizing tank and the pump housing, It is admitted in pressurizing tank under the rotation centrifugal action of impeller into pump body liquid.

As further program of the utility model：It is also equipped with solenoid electric valve on the suction line, is deactivated in pump Moment, solenoid electric valve power-off are opened, and avoid pump from generating siphonage, there is sufficient medium when ensureing that next time opens pump, in the pump housing.

The beneficial effects of the utility model：Impeller of booster secondary can provide energy to pumped (conveying) medium in the utility model, secondary Impeller realizes related rotation under the action of motor, and accessory impeller plays guide functions at this time, thus is avoided that medium to bearing housing It causes to impact with the connection position of pressurizing tank, such accessory impeller can play the role of sealing, prevent the leakage of medium, be pressurized simultaneously Wheel and accessory impeller can also reduce the axial force of power output shaft born.

The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description In become apparent, or recognized by the practice of the utility model.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, other drawings may also be obtained based on these drawings.

Fig. 1 is the utility model structure diagram.

Fig. 2 is the enlarged drawing that the utility model is I in Fig. 1.

In figure：1- suction lines, the 2- pump housings, 3- impellers, 4- pump intakes, 5- impeller of boosters cover board, 6- solenoid electric valves, 7- superchargings Wheel, 8- discharge pipes, 9- accessory impellers cover board, 10- check-valves, 11- pump discharges, 12- bearing housings, 13- motor cabinets, 14- motors, 15- actuating units, 16- power output shafts, 17- accessory impellers, 18- ball valves, 19- liquid supplementation pipes, 20- pressurizing tanks, 21- booster cavities, 22- Closed cavity.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1~2, in the utility model embodiment, a kind of self-controlling self-priming pump with impeller of booster, mainly by engine Structure 15 and self priming pump ontology are constituted, and the actuating unit 15 is mainly made of motor 14, wherein the motor 14 is fixed on motor On seat 13；The self priming pump ontology includes mainly the pump housing 2 and bearing housing 12；The motor cabinet 13 is bolted to bearing The lower surface of the upper surface of babinet 12, bearing housing 12 has been fixed by bolts pressurizing tank 20, and the pump housing 2 is bolted to increasing Press the lower surface of case 20；The power output shaft 16 of the motor 14 is arranged downwards, and the bottom end of power output shaft 16 is successively It is worn after the booster cavity 21 of the inner cavity of motor cabinet 13, the inner cavity of bearing housing 12 and pressurizing tank 20 to the pump housing 2, the power Output shaft 16 passes through the axle bed in bearing housing 12, and the bearing fixing sleeve in bearing housing 12 is on power output shaft 16；Institute The bottom for stating power output shaft 16 is fixed with impeller 3, and wherein impeller 3 is located in the closed cavity 22 of the pump housing 2, booster cavity 21 with Closed cavity 22 is connected, and inlet is offered on the outer wall of the pump housing 2, and the inlet is equipped with suction line 1, wherein sucking The other end of pipe 1 is equipped with pump intake 4；It is equipped with booster cavity 21 in the pressurizing tank 20,7 He of impeller of booster is wherein equipped in booster cavity 21 For 17 equal fixing sleeve of accessory impeller 17, wherein impeller of booster 7 and accessory impeller on power output shaft 16, the interval of accessory impeller 17 is set to impeller of booster 7 top position；The lower position of the accessory impeller 17 is equipped with accessory impeller cover board 9, and accessory impeller cover board 9 passes through centre bore movable sleeve On power output shaft 16, and accessory impeller cover board 9 is bolted to the bottom center position of bearing housing 12；Impeller of booster 7 Lower position be equipped with impeller of booster cover board 5, impeller of booster cover board 5 is actively set on by centre bore on power output shaft 16, and is pressurized Wheel cover board 5 is bolted to the bottom center position of pressurizing tank 20；Also access has and increases on the outer wall of the pressurizing tank 20 The end of the discharge pipe 8 and liquid supplementation pipe 19 that pressure chamber 21 is connected, discharge pipe 8 is equipped with pump discharge 11, and the end of liquid supplementation pipe 19 Into being equipped with ball valve 18.

Check-valves 10 is installed on the discharge pipe 8.

The intercommunicating pore being mutually butted is offered on the pressurizing tank 20 and the pump housing 2, into 2 internal liquid of the pump housing in impeller 3 Rotation centrifugal action under be admitted in pressurizing tank 20.

Solenoid electric valve 6 is also equipped on the suction line 1, in the moment that pump is deactivated, the power-off of solenoid electric valve 6 is opened, It avoids pump from generating siphonage, there is sufficient medium when ensureing that next time opens pump, in the pump housing.

The operation principle of the utility model is：Impeller 3 keeps closed cavity 22 temporary by high-speed rotation under the action of motor 14 When be in vacuum state, the medium at pump intake 4 can be inhaled into closed cavity 22 under the action of pressure difference, then be passed through The effect that impeller 3 generates centrifugal force enters booster cavity 21, is carried out again to pumped (conveying) medium by impeller of booster 7 in 21 the inside of booster cavity Pressurization, pumped (conveying) medium complete turning for pumped (conveying) medium by being discharged from pump discharge 11 by discharge pipe 8 after the acquisition energy of booster cavity 21 It moves；Impeller of booster 7 secondary can provide energy to pumped (conveying) medium, and accessory impeller 17 realizes related rotation under the action of motor 14, this When accessory impeller 17 play guide functions, thus be avoided that medium causes to impact to the connection position of bearing housing 12 and pressurizing tank 20, this Sample accessory impeller 17 can play the role of sealing, prevent the leakage of medium, at the same impeller of booster 7 and accessory impeller 17 can also reduce it is dynamic The axial force that the 16 of power output shaft are born.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (4)

1. a kind of self-controlling self-priming pump with impeller of booster, is mainly made of actuating unit and self priming pump ontology, the actuating unit master It to be made of motor, wherein the motor is fixed on motor cabinet；It is characterized in that, the self priming pump ontology includes mainly the pump housing And bearing housing；The motor cabinet is bolted to the upper surface of bearing housing, and the lower surface of bearing housing uses bolt It is fixed with pressurizing tank, the pump housing is bolted to the lower surface of pressurizing tank；The power output shaft of the motor is set downwards It sets, and the bottom end of power output shaft is worn after the booster cavity of the inner cavity of motor cabinet, the inner cavity of bearing housing and pressurizing tank successively Bearing fixing sleeve to the pump housing, and in bearing housing is on power output shaft；The bottom of the power output shaft is fixed with Impeller, wherein impeller are located in the closed cavity of the pump housing, and booster cavity is connected with closed cavity, offered on the outer wall of the pump housing into Liquid mouth, and the inlet is equipped with suction line, the wherein other end of suction line is equipped with pump intake；It is equipped with and increases in the pressurizing tank Press chamber, impeller of booster and accessory impeller be equipped with wherein in booster cavity, the wherein equal fixing sleeve of impeller of booster and accessory impeller on power output shaft, Accessory impeller interval is set to the top position of impeller of booster；The lower position of the accessory impeller is equipped with accessory impeller cover board, accessory impeller cover board It is actively set on power output shaft by centre bore, and accessory impeller cover board is bolted to the bottom center position of bearing housing It sets；The lower position of impeller of booster is equipped with impeller of booster cover board, and impeller of booster cover board is actively set on by centre bore on power output shaft, and Impeller of booster cover board is bolted to the bottom center position of pressurizing tank；Also access has and is pressurized on the outer wall of the pressurizing tank The end of the discharge pipe and liquid supplementation pipe that chamber is connected, discharge pipe is equipped with pump discharge, and the end of liquid supplementation pipe is equipped with ball valve.

2. the self-controlling self-priming pump according to claim 1 with impeller of booster, which is characterized in that be equipped with only on the discharge pipe Return valve.

3. the self-controlling self-priming pump according to claim 1 with impeller of booster, which is characterized in that the pressurizing tank is opened on the pump housing Equipped with the intercommunicating pore being mutually butted.

4. the self-controlling self-priming pump according to claim 1 with impeller of booster, which is characterized in that be also equipped on the suction line Solenoid electric valve.