CN207673563U - A kind of vertical shaft coupling Piping Centrifugal Pumps - Google Patents

Abstract

The utility model discloses a kind of vertical shaft coupling Piping Centrifugal Pumps,Including coupler casing,Pump cover,Mounting seat and the pump housing,It is fixedly installed the pump housing at the top of the mounting seat,Pump housing inner wall bottom centre is installed with lower bearing,It is screwed at the top of the pump housing and pump cover is installed,The pump cover is installed with upper bearing (metal) close to pump housing one end inner wall center,The pump cover is installed with bearing body far from pump housing one end center,It is installed with deep groove ball bearing inside the bearing body,The utility model is equipped with coupler casing by being screwed between driving motor and pump cover,And yielding coupling is installed in the shaft inside coupler casing,So that the utility model can rely on yielding coupling that Independent Observer Program and driving motor power output end is made to turn round together when in use,Avoid occurring exoneration situation between shaft and driving motor power output end,Keep Piping Centrifugal Pumps more durable.

Description

A kind of vertical shaft coupling Piping Centrifugal Pumps

Technical field

The utility model is related to Piping Centrifugal Pumps technical field, specially a kind of vertical shaft coupling Piping Centrifugal Pumps.

Background technology

Piping Centrifugal Pumps is used similar to other liquid of clear water for conveying clear water and physicochemical properties, and work is suitable for Industry and urban water supply and sewerage, skyscraper supercharging water feeding, gardens sprinkling irrigation, fire fighting pressurization, long-distance sand transport, HVAC refrigeration cycle, bath The cold-warm waters such as room are circularly-supercharged and coordinative composition of equipments.

The operation principle of centrifugal pump is：Centrifugal pump is so it is due to the effect of centrifugal force that water can be seen off.Water pump is in work Before work, the pump housing and the necessary tank full water of water inlet pipe form vacuum state, and when the impeller rotates rapidly, blade promotes water to rotate quickly, The water being rotating flies to from impeller under the influence of centrifugal force, and after the water in pump is spilled over, the central part of impeller is formed very Empty region.The water of water original has been pressed onto by pipe network in water inlet pipe under the action of atmospheric pressure (or hydraulic pressure).It recycles so endlessly, It can realize continuous pumpage.Herein it is worth mentioning that：Centrifugation pump startup is previous will to be full of into pump case after water surely, can Start, otherwise the pump housing will be caused to generate heat, shake, water yield is reduced, and is damaged to water pump and (referred to as " cavitation erosion ") is caused equipment thing Therefore.

But there are some drawbacks in use in traditional Piping Centrifugal Pumps, such as：

The power output shaft of the general motor of traditional Piping Centrifugal Pumps is longer, thus centrifugal pump start in high speed rotation or It is easy when end, causes power output shaft to bear larger load, the capacity value of moment is excessive to be easy for causing to connect Parts exoneration, deformation or damage so that the service life of Piping Centrifugal Pumps substantially reduces.

Utility model content

The purpose of this utility model is to provide a kind of vertical shaft coupling Piping Centrifugal Pumps, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides the following technical solutions：A kind of vertical shaft coupling Piping Centrifugal Pumps, including Coupler casing, pump cover, mounting seat and the pump housing, the mounting seat top are fixedly installed the pump housing, pump housing inner wall bottom Portion center is installed with lower bearing, is screwed at the top of the pump housing and is equipped with pump cover, the pump cover is close to the pump housing one End inner wall center is installed with upper bearing (metal), and the pump cover is installed with bearing groove, the bearing far from pump housing one end center Internal portion is installed with deep groove ball bearing, and the pump cover is screwed far from pump housing one end and is equipped with coupler casing, The coupler casing is screwed far from pump cover one end and is equipped with driving motor, and the driving motor is outside shaft coupling Shell side power output end is fixedly installed shaft, and the shaft is fixed at pump body far from driving motor one end, institute It states shaft and is located inside coupler casing and be fixedly installed a yielding coupling for, the shaft passes through deep groove ball bearing, upper axis It holds and is rotatablely connected with pump cover, the shaft is rotatablely connected far from driving motor one end by lower bearing and the pump housing, the shaft position Impeller is installed in one section of external stability of pump body.

Further, fixing sleeve at the top of deep groove ball bearing is located at outside the shaft and is connected to setting-up piece, outside the shaft Portion is located at fixing sleeve at the top of setting-up piece and is connected to gasket pressing plate, and the gasket pressing plate is fixedly connected by screw with bearing groove.

Further, water fender is socketed between bearing groove and upper bearing (metal) outside the shaft.

Further, fixation offers silk plug gas vent respectively for the pump housing both sides.

Further, fixation offers threaded hole respectively for the mounting seat both sides.

Compared with prior art, the utility model has the beneficial effects that：

Coupler casing is installed by being screwed between driving motor and pump cover, and in coupler casing Yielding coupling is installed in the shaft in portion so that the utility model can rely on yielding coupling to make shaft and drive when in use Dynamic motor power output end turns round together, avoids occurring exoneration situation between shaft and driving motor power output end, makes pipeline Centrifugal pump is more durable.

Description of the drawings

Fig. 1 is the utility model schematic cross-sectional view；

Fig. 2 is structural schematic diagram at A in the utility model Fig. 1.

In Fig. 1-2：1- coupler casings；2- bearing grooves；3- upper bearing (metal)s；4- pump covers；5- impellers；6- lower bearings；7- is installed Pedestal；The 8- pump housings；9- shafts；10- deep groove ball bearings；11- yielding couplings；12- driving motors；13- gasket pressing plates；14- is solid Determine gasket；15- water fenders.

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.

- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of vertical shaft coupling Piping Centrifugal Pumps, including connection Axis device shell 1, pump cover 4, mounting seat 7 and the pump housing 8, the top of the mounting seat 7 are fixedly installed the pump housing 8, in the pump housing 8 Wall bottom centre is installed with lower bearing 6, and 8 top of the pump housing, which is screwed, is equipped with pump cover 4, and the pump cover 4 leans on Nearly 8 one end inner wall center of the pump housing is installed with upper bearing (metal) 3, and the pump cover 4 is installed with bearing far from 8 one end center of the pump housing Body 2 is installed with deep groove ball bearing 10 inside the bearing body 2, and the pump cover 4 is screwed far from 8 one end of the pump housing Coupler casing 1 is installed, the coupler casing 1 is screwed far from 4 one end of pump cover and is equipped with driving motor 12, institute It states driving motor 12 and is fixedly installed shaft 9 close to 1 side power output end of coupler casing, the shaft 9 is far from driving electricity 12 one end of machine is fixed inside the pump housing 8, and it is flexible that the shaft 9 is located at the 1 one section of fixed setting in inside of coupler casing Axis device 11, the shaft 9 are rotatablely connected by deep groove ball bearing 10, upper bearing (metal) 3 and pump cover 4, and the shaft 9 is far from driving motor 12 one end are rotatablely connected by lower bearing 6 and the pump housing 8, and the shaft 9 is located at the 8 one section of external stability in inside of the pump housing and is equipped with impeller 5。

Setting-up piece 14 is connected to positioned at 8 top fixing sleeve of deep groove ball bearing, by the outside of the shaft 9 outside the shaft 9 Portion is located at 14 top fixing sleeve of setting-up piece and is connected to gasket pressing plate 13, and the gasket pressing plate 13 is fixed by screw and bearing body 2 Connection prevents it to be detached from bearing body 2 at work convenient for fixed deep groove ball bearing 8, is located at bearing by 9 outside of the shaft It is socketed with water fender 15 between slot 2 and upper bearing (metal) 3, can prevent when the utility model carries out horizontally-mounted in the pump housing 8 The liquid medium in portion flows to driving motor 12 with shaft 9, avoids causing motor damages, is distinguished by 8 both sides of the pump housing Fixation offers silk plug gas vent, and convenient for the air inside the discharge pump housing 8, the protection pump housing 8 works normally, and passes through the installation bottom Fixation offers threaded hole to 7 both sides of seat respectively, convenient for fixed the utility model.

Operation principle：In use, by the way that the pump housing 8 to be mounted in pipeline, when opening the utility model, joined by elasticity Instantaneous torsion between 12 power output end of driving motor and shaft 9 is carried out decomposition decrease by axis device 11 so that driving motor 12 Power output end and shaft 9 can turn round together, improve the service life of Piping Centrifugal Pumps.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of vertical shaft coupling Piping Centrifugal Pumps, including coupler casing (1), pump cover (4), mounting seat (7) and the pump housing (8), It is characterized in that：The pump housing (8) is fixedly installed at the top of the mounting seat (7), peace is fixed by the pump housing (8) the inner wall bottom centre It equipped with lower bearing (6), is screwed at the top of the pump housing (8) and pump cover (4) is installed, the pump cover (4) is close to the pump housing (8) One end inner wall center is installed with upper bearing (metal) (3), and the pump cover (4) is installed with bearing far from the pump housing (8) one end center Body (2), the bearing body (2) is internal to be installed with deep groove ball bearing (10), and the pump cover (4) is logical far from the pump housing (8) one end It crosses screw and is installed with coupler casing (1), the coupler casing (1) is screwed peace far from pump cover (4) one end Equipped with driving motor (12), the driving motor (12) is fixedly installed close to coupler casing (1) side power output end to be turned Axis (9), the shaft (9) are fixed at the pump housing (8) inside far from driving motor (12) one end, and the shaft (9) is located at connection Internal one section of axis device shell (1) is fixedly installed yielding coupling (11), the shaft (9) by deep groove ball bearing (10), on Bearing (3) is rotatablely connected with pump cover (4), and the shaft (9) passes through lower bearing (6) and the pump housing far from driving motor (12) one end (8) it is rotatablely connected, the shaft (9) is located at the internal one section of external stability of the pump housing (8) and is equipped with impeller (5).

2. a kind of vertical shaft coupling Piping Centrifugal Pumps according to claim 1, it is characterised in that：The outer position of the shaft (9) Fixing sleeve is connected to setting-up piece (14) at the top of deep groove ball bearing (10), and being located at setting-up piece (14) outside the shaft (9) pushes up Portion's fixing sleeve is connected to gasket pressing plate (13), and the gasket pressing plate (13) is fixedly connected by screw with bearing body (2).

3. a kind of vertical shaft coupling Piping Centrifugal Pumps according to claim 1, it is characterised in that：The outer position of the shaft (9) Water fender (15) is socketed between bearing body (2) and upper bearing (metal) (3).

4. a kind of vertical shaft coupling Piping Centrifugal Pumps according to claim 1, it is characterised in that：The pump housing (8) both sides point Silk plug gas vent Gu Ding not offered.

5. a kind of vertical shaft coupling Piping Centrifugal Pumps according to claim 1, it is characterised in that：The mounting seat (7) two Fixation offers threaded hole respectively for side.