CN115822979A

CN115822979A - Adjustable flow vertical diagonal flow pump

Info

Publication number: CN115822979A
Application number: CN202211474750.3A
Authority: CN
Inventors: 林新; 赵建武; 袁知华; 陈浩; 任国海
Original assignee: Hunan Weina Intelligent Equipment Co ltd
Current assignee: Hunan Weina Intelligent Equipment Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-03-21

Abstract

The invention provides a flow-adjustable vertical diagonal flow pump, and relates to the technical field of diagonal flow pumps. This vertical diagonal flow pump of adjustable flow includes the pump body, the driving spindle, a plurality of blades and regulation pole, the driving spindle runs through the pump body, and the rotatable installation of driving spindle on the pump body, the one end that the driving spindle is located the pump body outside can link to each other with actuating mechanism, the impeller head is installed to the one end that the driving spindle is located the pump body inside, a plurality of blades are laid along the circumference of impeller head, be equipped with the pivot on the blade, the pivot is rotatable to be installed on the impeller head, and install drive gear in the pivot, it sets up in the inside of driving spindle to adjust the pole coaxial, adjustment mechanism can drive the regulation pole for the driving spindle along its axial motion, so that the transmission cover rotates for adjusting the pole, drive gear drives drive gear and rotates the angle with regulation blade. The vertical diagonal flow pump with the adjustable flow rate can solve the problem that the vertical diagonal flow pump needs a high-power motor when being started.

Description

Adjustable flow vertical diagonal flow pump

Technical Field

The invention relates to the technical field of diagonal flow pumps, in particular to a flow-adjustable vertical diagonal flow pump.

Background

At present, the vertical diagonal flow pump with adjustable flow is water supply (drainage) equipment which is frequently contacted in production and life, is mainly used for occasions of water lifting of large flow, low water pressure, energy storage power stations, farmland water conservancy grading and grading ship locks, is widely applied, has the weakness of the conventional vertical diagonal flow pump with adjustable flow, and is large and less used due to the fact that the shaft power is large when the pump is started, and a matched motor and an electric control system are large.

The traditional flow-adjustable vertical diagonal flow pump is used for fixing the angle of an impeller, high power and high current are needed when the pump is started, a motor and a control system which are matched with the pump are required to be greatly increased, and meanwhile, the power consumption cannot be reduced under the condition that the high flow is not needed.

Disclosure of Invention

To the problems in the prior art, the application provides a flow-adjustable vertical diagonal flow pump, which can solve the problem that the vertical diagonal flow pump needs a high-power motor when being started.

The invention provides a flow-adjustable vertical diagonal flow pump, which comprises:

the pump body is used for draining drainage liquid from the inflow end of the pump body to the outflow end of the pump body;

the driving main shaft penetrates through the pump body and is rotatably mounted on the pump body, one end, located outside the pump body, of the driving main shaft can be connected with a driving mechanism, the driving mechanism can drive the driving main shaft to rotate, and an impeller head is mounted at one end, located inside the pump body, of the driving main shaft;

the blades are distributed along the circumferential direction of the impeller head, a rotating shaft is arranged on the blades, the rotating shaft is rotatably arranged on the impeller head, and a driving gear is arranged on the rotating shaft; and

adjust the pole, adjust the pole coaxial set up in the inside of drive spindle, the rotatable cover in one end of adjusting the pole is equipped with the transmission cover, be equipped with on the transmission cover with drive gear engaged with drive gear, just set up the edge on the transmission cover the axially extended helicla flute of pole is adjusted, be equipped with the locating part on the regulation pole, locating part sliding fit in the helicla flute, adjustment mechanism is installed to the other end of adjusting the pole, adjustment mechanism can drive adjust the pole for drive spindle is along its axial motion, so that the transmission cover is for adjust the pole rotation, drive gear drives drive gear rotates in order to adjust the angle of blade.

As a further improvement of the above technical solution:

in the flow-adjustable vertical diagonal flow pump, furthermore, the driving main shaft is provided with a through hole extending along the axial direction of the driving main shaft, the adjusting rod is provided with a transverse pin shaft along the radial direction of the adjusting rod, and the end part of the transverse pin shaft penetrates through the through hole to be connected with the adjusting mechanism.

Foretell vertical diagonal flow pump of adjustable flow, furtherly, adjustment mechanism include for fixed fixing base of the pump body and rotatable install in rotate the seat on the fixing base, the ring channel has been seted up on rotating the seat, the tip of lateral pin axle pass through bearing spacing slide in the ring channel, the fixing base with one of them is equipped with the wedge in rotating the surface that the seat contacted, another be equipped with in wedge matched with wedge groove, rotate the seat for the fixing base rotates, the wedge can with the wedge groove cooperation is so that it drives to rotate the seat adjust the pole for drive main shaft is along its axial motion.

In the flow-adjustable vertical diagonal flow pump, the rotating seat is further provided with a locking pin, and the locking pin is used for locking the rotating seat on the fixed seat.

In the flow-adjustable vertical diagonal flow pump, the rotating seat is further provided with a driving handle, and the driving handle is used for driving the rotating seat to rotate relative to the fixed seat in a handheld manner.

The flow-adjustable vertical diagonal flow pump further comprises a water inlet pipe, a flow guide pipe and a water outlet bent pipe which are sequentially connected.

Further, two sides of each blade are respectively matched with the inner wall of the water inlet pipe and the outer side wall of the impeller head.

In the flow-adjustable vertical diagonal flow pump, further, a spiral supporting plate is installed in the flow guide pipe, the driving spindle penetrates through the spiral supporting plate, and the driving spindle is matched with the spiral supporting plate through a bearing.

Further, the driving mechanism is a driving motor, and an output shaft of the driving motor is connected with the driving spindle through a coupler.

In the above adjustable flow vertical diagonal flow pump, further, the number of the blades is 3 to 6.

The features mentioned above can be combined in various suitable ways or replaced by equivalent features as long as the object of the invention is achieved.

Compared with the prior art, the flow-adjustable vertical diagonal flow pump provided by the invention at least has the following beneficial effects: when the adjustable-flow vertical diagonal flow pump needs to be started, the adjusting rod is driven by the adjusting mechanism to move axially relative to the driving main shaft, so that the transmission sleeve rotates relative to the adjusting rod, the transmission gear drives the driving gear to rotate to adjust the angle of the blade, the inclination angle of the blade relative to the horizontal plane is smaller, and at the moment, the acting force of the drainage liquid on the blade is smaller. The flow-adjustable vertical diagonal flow pump can adjust the angle of the blades through the adjusting mechanism in the using process, so that the flow is adjusted, and the purposes of adjusting the output load of the flow-adjustable vertical diagonal flow pump, saving energy and reducing consumption are achieved.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible and comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

The invention will be described in more detail hereinafter on the basis of embodiments and with reference to the drawings. Wherein:

fig. 1 shows a schematic cross-sectional structural diagram of a vertical diagonal flow pump with adjustable flow rate according to an embodiment of the present invention;

FIG. 2 shows an enlarged view of area A of FIG. 1;

FIG. 3 shows an enlarged view of area B of FIG. 1;

FIG. 4 is a schematic structural diagram of a driving sleeve of the adjustable flow vertical diagonal flow pump according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram illustrating a fixing base of a vertical diagonal flow pump capable of adjusting flow rate according to an embodiment of the present invention;

fig. 6 shows a schematic structural diagram of a rotating seat of an adjustable flow vertical diagonal flow pump according to an embodiment of the present invention.

In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.

Reference numerals:

100-adjustable flow vertical diagonal flow pump, 110-pump body, 111-water inlet pipe, 112-guide pipe, 113-water outlet bent pipe, 114-spiral support plate, 120-driving main shaft, 121-through hole, 130-driving mechanism, 131-driving motor, 132-coupler, 140-impeller head, 150-blade, 151-rotating shaft, 152-driving gear, 160-adjusting rod, 161-driving sleeve, 162-driving gear, 163-spiral groove, 164-limiting piece, 165-transverse pin shaft, 170-adjusting mechanism, 171-fixing seat, 172-rotating seat, 173-annular groove, 174-wedge block, 175-wedge groove, 176-locking pin and 177-driving handle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The invention will be further explained with reference to the drawings.

The embodiment of the invention provides a flow-adjustable vertical diagonal flow pump 100, which can solve the problem that a high-power motor is required when the vertical diagonal flow pump is started.

Referring to fig. 1, in an adjustable flow vertical diagonal flow pump 100 according to an embodiment of the present invention, the adjustable flow vertical diagonal flow pump 100 includes a pump body 110, a driving main shaft 120, a plurality of blades 150, and an adjusting rod 160.

The pump body 110 is configured to drain the drain fluid from the inlet end of the pump body 110 to the outlet end of the pump body 110.

Referring to fig. 2, the driving spindle 120 penetrates through the pump body 110, the driving spindle 120 is rotatably mounted on the pump body 110, one end of the driving spindle 120 located outside the pump body 110 can be connected to the driving mechanism 130, the driving mechanism 130 can drive the driving spindle 120 to rotate, and one end of the driving spindle 120 located inside the pump body 110 is mounted with the impeller head 140.

The plurality of blades 150 are arranged along the circumferential direction of the impeller head 140, a rotating shaft 151 is provided on the blades 150, the rotating shaft 151 is rotatably installed on the impeller head 140, and a driving gear 152 is installed on the rotating shaft 151.

Referring to fig. 4, the adjusting rod 160 is coaxially disposed inside the driving spindle 120, a driving sleeve 161 is rotatably sleeved at one end of the adjusting rod 160, a transmission gear 162 engaged with the driving gear 152 is disposed on the driving sleeve 161, a spiral groove 163 extending along an axial direction of the adjusting rod 160 is disposed on the driving sleeve 161, a limiting member 164 is disposed on the adjusting rod 160, the limiting member 164 is slidably fitted in the spiral groove 163, an adjusting mechanism 170 is disposed at the other end of the adjusting rod 160, the adjusting mechanism 170 can drive the adjusting rod 160 to move along the axial direction relative to the driving spindle 120, so that the driving sleeve 161 rotates relative to the adjusting rod 160, and the transmission gear 162 drives the driving gear 152 to rotate to adjust the angle of the blade 150.

When the adjustable flow vertical diagonal flow pump 100 provided by the embodiment of the invention needs to be started, the adjusting rod 160 is driven by the adjusting mechanism 170 to move along the axial direction of the adjusting rod relative to the driving main shaft 120, so that the transmission sleeve 161 rotates relative to the adjusting rod 160, the transmission gear 162 drives the driving gear 152 to rotate to adjust the angle of the blade 150, so that the inclination angle of the blade 150 relative to the horizontal plane is smaller, and at this time, the acting force of the drainage liquid on the blade 150 is smaller, so that only a low-power motor is needed when the adjustable flow vertical diagonal flow pump 100 provided by the embodiment of the invention is started, and meanwhile, the large-current impact on an electric control system when the adjustable flow vertical diagonal flow pump 100 is started is reduced. The flow-adjustable vertical diagonal flow pump 100 provided by the embodiment of the invention can adjust the angle of the blade 150 through the adjusting mechanism 170 in the using process, so that the flow is adjusted, and the purposes of adjusting the output load of the flow-adjustable vertical diagonal flow pump 100, saving energy and reducing consumption are achieved.

The flow-adjustable vertical diagonal flow pump 100 provided by the embodiment of the invention has the advantages of simple structure, practicality and convenience in adjustment, the angle of the inner blade 150 of the pump can be manually or automatically controlled and adjusted on the premise of not interrupting the operation, the problems of water supply and drainage quantity and power matching in the starting and operation processes of the conventional flow-adjustable vertical diagonal flow pump 100 are solved, the flow is adjusted by the adjusting mechanism 170 under the condition of not changing the rotating speed of the motor, the motor always works in the optimal working condition, and the purposes of energy conservation and consumption reduction are achieved at the same time.

Further, referring to fig. 3, the driving spindle 120 is provided with a through hole 121 extending along an axial direction thereof, the adjusting rod 160 is provided with a transverse pin 165 along a radial direction thereof, and an end of the transverse pin 165 passes through the through hole 121 and is connected to the adjusting mechanism 170. In the present embodiment, the through hole 121 is a kidney-shaped hole extending in the axial direction of the drive spindle 120.

Referring to fig. 5 and 6, the adjusting mechanism 170 includes a fixed seat 171 fixed relative to the pump body 110 and a rotating seat 172 rotatably mounted on the fixed seat 171, the rotating seat 172 is provided with an annular groove 173, an end of the horizontal pin 165 slides in the annular groove 173 through a bearing, one of surfaces of the fixed seat 171 contacting the rotating seat 172 is provided with a wedge-shaped block 174, the other surface of the fixed seat is provided with a wedge-shaped groove 175 matched with the wedge-shaped block 174, the rotating seat 172 rotates relative to the fixed seat 171, and the wedge-shaped block 174 can be matched with the wedge-shaped groove 175 to enable the rotating seat 172 to drive the adjusting rod 160 to move axially relative to the driving spindle 120.

In the present embodiment, referring to fig. 5 and fig. 6, a wedge groove 175 is formed on a surface of the fixing seat 171 for engaging with the wedge block 174, and a wedge block 174 is formed on a surface of the rotating seat 172. The rotating seat 172 is further provided with a driving handle 177, and the driving handle 177 is used for driving the rotating seat 172 to rotate relative to the fixed seat 171 by hand, but it should be understood that the rotating seat 172 may also rotate by other manners, such as a rotating motor. The rotating seat 172 is further provided with a locking pin 176, and the locking pin 176 is used for locking the rotating seat 172 to the fixed seat 171.

When the angle of the blade 150 needs to be adjusted, the rotating base 172 is driven to rotate relative to the fixed base 171 by the handheld driving handle 177, the wedge block 174 is matched with the wedge groove 175 so that the rotating base 172 drives the adjusting rod 160 to move along the axial direction of the driving spindle 120, so that the transmission sleeve 161 rotates relative to the adjusting rod 160, the transmission gear 162 drives the driving gear 152 to rotate so as to adjust the angle of the blade 150, and after the angle of the blade 150 is adjusted to a preset angle, the rotating base 172 is locked on the fixed base 171 through the locking pin 176, so that the rotating base 172 is prevented from rotating relative to the fixed base 171.

Further, referring to fig. 1 specifically, the pump body 110 includes a water inlet pipe 111, a flow guide pipe 112, and a water outlet elbow 113 connected in sequence, and the driving spindle 120 is mounted on the water outlet elbow 113 through a bearing. The two sides of the vane 150 are respectively matched with the inner wall of the water inlet pipe 111 and the outer side wall of the impeller head 140, so that the influence of the clearance generated between the two sides of the vane 150 and the inner wall of the water inlet pipe 111 and the outer side wall of the impeller head 140 on the extraction flow and the efficiency of the adjustable flow vertical diagonal flow pump 100 is avoided.

According to the flow-adjustable vertical diagonal flow pump 100 provided by the embodiment of the invention, further, the spiral support plate 114 is installed in the guide pipe 112, the driving main shaft 120 penetrates through the spiral support plate 114, the driving main shaft 120 is matched with the spiral support plate 114 through a bearing, the blade 150 rotates to draw the drainage liquid into the guide pipe 112 and spirally rises to penetrate through the spiral support plate 114, then the spiral support plate 114 can support the drainage liquid on the upper side of the spiral support plate 114, and the drainage liquid is prevented from acting on the blade 150 to influence the structural strength of the blade 150.

In this embodiment, the driving mechanism 130 is a driving motor 131, and an output shaft of the driving motor 131 is connected to the driving spindle 120 through a coupling 132. It is understood that the driving mechanism 130 may be a belt-driven rotary driving member, and is not limited thereto. The number of the blades 150 is 3 to 6, shaft holes of 3 to 6 rotating shafts 151 are uniformly distributed on the impeller head 140, the shaft holes and the main shaft form a certain inclination angle, and the rotating shafts 151 are arranged in the shaft holes in a one-to-one correspondence manner through bearings and sealing rings.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that various dependent claims and the features described herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. The vertical diagonal flow pump of adjustable flow, its characterized in that, vertical diagonal flow pump of adjustable flow includes:

the blades are distributed along the circumferential direction of the impeller head, a rotating shaft is arranged on each blade, the rotating shaft is rotatably arranged on the impeller head, and a driving gear is arranged on the rotating shaft; and

2. The vertical diagonal flow pump with the adjustable flow rate of claim 1, wherein the driving spindle is provided with a through hole extending along an axial direction of the driving spindle, the adjusting rod is provided with a transverse pin shaft along a radial direction of the adjusting rod, and an end portion of the transverse pin shaft penetrates through the through hole to be connected with the adjusting mechanism.

3. The vertical diagonal flow pump with adjustable flow rate of claim 2, wherein the adjusting mechanism includes a fixed seat fixed to the pump body and a rotating seat rotatably mounted on the fixed seat, an annular groove is formed in the rotating seat, an end of the transverse pin shaft slides in the annular groove in a limited manner through a bearing, one of surfaces of the fixed seat and the rotating seat in contact with each other is provided with a wedge block, the other surface of the fixed seat and the surface of the rotating seat is provided with a wedge groove matched with the wedge block, the rotating seat rotates relative to the fixed seat, and the wedge block can be matched with the wedge groove to enable the rotating seat to drive the adjusting rod to move along the axial direction of the adjusting rod relative to the driving main shaft.

4. The adjustable flow vertical diagonal flow pump according to claim 3, wherein a locking pin is further provided on the rotating seat, and the locking pin is used for locking the rotating seat to the fixed seat.

5. The adjustable flow vertical diagonal flow pump according to claim 3, wherein the rotating base is further provided with a driving handle, and the driving handle is used for driving the rotating base to rotate relative to the fixed base in a handheld manner.

6. The adjustable flow vertical diagonal flow pump according to claim 1, wherein the pump body comprises a water inlet pipe, a flow guide pipe and a water outlet elbow pipe which are connected in sequence.

7. The adjustable flow vertical diagonal flow pump of claim 6, wherein two sides of the vane are respectively matched with an inner wall of the water inlet pipe and an outer wall of the impeller head.

8. The adjustable flow vertical diagonal flow pump according to claim 6, wherein a spiral support plate is installed in the guide pipe, the driving spindle passes through the spiral support plate, and the driving spindle and the spiral support plate are matched through a bearing.

9. The adjustable flow vertical diagonal flow pump according to claim 1, wherein the driving mechanism is a driving motor, and an output shaft of the driving motor is connected with the driving spindle through a coupling.

10. The adjustable flow vertical diagonal flow pump of claim 1, wherein the number of vanes is 3 to 6.