CN211924478U

CN211924478U - Vertical axial-flow pump

Info

Publication number: CN211924478U
Application number: CN201921831071.0U
Authority: CN
Inventors: 杨圣华
Original assignee: Jiangsu Haicheng Hydraulic Machinery Co ltd
Current assignee: Jiangsu Haicheng Hydraulic Machinery Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-11-13
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a vertical axial-flow pump, include: a pump body; the water outlet pipe is arranged at the top end of the outer wall of the pump body, and the inner cavity of the water outlet pipe is communicated with the inner cavity of the pump body; the motor is arranged at the top end of the pump body; the pump shaft is arranged in the center of an inner cavity of the pump body in the vertical direction, the top end of the pump shaft extends out of the pump body and is locked with the output end of the motor through a coupling, and the bottom end of the pump shaft is provided with an impeller; still include first lagging, connecting seat and filtering mechanism, the outer wall bottom interference fit of the pump body has first lagging, the bottom of the pump body be provided with pump body assorted connecting seat, and the top of connecting seat and the bottom of the pump body laminate mutually, the inner chamber top of connecting seat is provided with filtering mechanism. This vertical axial-flow pump can make things convenient for the staff to the dismantlement of filter screen, and operating space is big, and labour saving and time saving reduces staff's the work degree of difficulty, is favorable to extensively promoting.

Description

Vertical axial-flow pump

Technical Field

The utility model relates to an axial-flow pump technical field specifically is a vertical axial-flow pump.

Background

The vertical axial-flow pump is a lifting conveying device, is applied to the conveying of liquid, is mainly characterized in that fluid is guided to an outlet by means of the lift force of blades, and the fluid is axially fed and axially discharged, has the advantages of large flow, low lift, high specific revolution, small floor area and the like, and has very important effect on the safety of a station pump.

However, there are still many problems in the existing vertical axial-flow pump, for example, patent No. 2018212240137, which includes a pump body tube, a water outlet bent tube, a pump shaft, a guide vane body, an impeller and a water suction tube, wherein a filter box is fixed inside the pump body tube, a filter screen is fixed on the upper surface of the filter box, an elastic rod is horizontally inserted and fixed in the middle of the filter box, the elastic rod is composed of two rod bodies and a compression spring connected to the middle of the rod bodies, two shifting plates are vertically connected to the lower end of the elastic rod, two ends of the elastic rod are located outside the filter box, a clamping groove is formed on the inner wall of the pump body tube, two ends of the elastic rod are clamped into the clamping groove to fix the filter box inside the pump body tube, although the patent prevents blades on the impeller from breaking during the operation, the filter screen is arranged at the bottom of the inner cavity of the pump body to filter sand, sludge, but can, because the pump body is fixed mounting in operating position department usually to the space is slightly littleer between the bottom of the pump body and the work ground, the staff is very difficult to the filter screen dismantlement from pump body bottom, and operating space is limited, wastes time and energy, increases staff's the work degree of difficulty, needs to improve it for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical axial-flow pump to at least, solve among the prior art and cross the staff from pump body bottom to filter screen dismouting very difficult, the limited problem of operating space.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical axial flow pump comprising:

a pump body;

the water outlet pipe is arranged at the top end of the outer wall of the pump body, and the inner cavity of the water outlet pipe is communicated with the inner cavity of the pump body;

the motor is arranged at the top end of the pump body;

the pump shaft is arranged in the center of an inner cavity of the pump body in the vertical direction, the top end of the pump shaft extends out of the pump body and is locked with the output end of the motor through a coupling, and the bottom end of the pump shaft is provided with an impeller;

still include first lagging, connecting seat and filtering mechanism, the outer wall bottom interference fit of the pump body has first lagging, the bottom of the pump body be provided with pump body assorted connecting seat, and the top of connecting seat and the bottom of the pump body laminate mutually, the inner chamber top of connecting seat is provided with filtering mechanism.

Preferably, the first deck comprises: the first through holes are formed in the front ends and the rear ends of the left side and the right side of the upper surface of the first sleeve plate in the vertical direction; the slot is formed in the center of the inner side of the inner cavity of the first through hole; the inserting plates are inserted into the inner cavity of the first sleeve plate along the left-right direction; the first inserting rod is fixedly arranged on the inner side of the inserting plate corresponding to the inserting groove, and the inner side of the first inserting rod penetrates through the first through hole and extends to the inner cavity of the inserting groove; the rotating rod is arranged at the center of the outer side of the inserting plate through a bearing, an inner ring of the bearing is in interference fit with the rotating rod, an outer ring of the bearing is fixedly connected with the inserting plate, and a first sleeve plate extends out of the outer side of the rotating rod; the handle is fixedly arranged on the outer side of the rotating rod; the clamping rods are fixedly arranged at the upper end and the lower end of the inner side of the handle, and the inner side of each clamping rod extends to the inner cavity of the first sleeve plate; the first spring, first spring cup joints and is being located first apron inner chamber the outer wall of bull stick, and the inside and outside both sides of first spring respectively with the picture peg with first apron is installed together.

Preferably, the length of the inner side of the first inserted link penetrating through the first through hole and extending to the inner cavity of the slot is smaller than the length of the first spring along the horizontal direction and the length of the inner side of the clamping link penetrating through the first sleeve plate and extending to the inner cavity of the first sleeve plate.

Preferably, the connection socket includes: the second sleeve plate is in over-hard fit with the top end of the outer wall of the connecting seat, and the top end of the second sleeve plate is attached to the first sleeve plate; the second inserted bar is arranged at the position, corresponding to the inner cavity of the first through hole, of the top end of the second sleeve plate, and the top end of the second inserted bar penetrates through the inner cavity of the first through hole and extends to the upper surface of the first sleeve plate; the second through hole is formed in the inner side of the second inserting rod, corresponding to the inner cavity of the slot, in the left-right direction, and the inner side of the first inserting rod penetrates through the first through hole and the second through hole and extends to the inner cavity of the slot.

Preferably, the filter mechanism comprises: the filter screen is arranged at the top end of the inner cavity of the connecting seat, and the outer wall of the filter screen is attached to the inner wall of the connecting seat; the rectangular pipe is fixedly arranged at the top end of the filter screen along the left-right direction; the third inserting rods are inserted into the left side and the right side of the inner cavity of the rectangular pipe, and the outer sides of the third inserting rods extend into the inner cavity of a clamping groove formed in an integrated mode on the inner wall of the connecting seat; a second spring disposed inside the two third insert bars; the strip-shaped opening is formed in the center of the top end of the rectangular tube in the left-right direction, and an inner cavity of the strip-shaped opening is communicated with an inner cavity of the rectangular tube; the connecting rod, connecting rod fixed mounting is inboard at the top of third inserted bar, and the top of connecting rod extends out the bar opening.

Preferably, half of the distance between the two third inserting rods is larger than the length of the third inserting rod in the clamping groove inner cavity formed in an integrated mode on the inner wall of the connecting seat.

Compared with the prior art, the beneficial effects of the utility model are that: the vertical axial-flow pump can drive the clamping rod, the rotating rod, the inserting plate and the first inserting rod to move outwards by pulling the handle outwards, when the clamping rod is completely exposed from the inner cavity of the first sleeve plate, the first inserting rod can move outwards to be separated from the inner cavity of the second through hole and the inserting groove, after the handle drives the clamping rod and the rotating rod to rotate clockwise by about 90 degrees, the handle is loosened to enable the elastic action of the first spring of the clamping rod to be abutted against the outer wall of the first sleeve plate, the clamping rod, the rotating rod, the inserting plate and the first inserting rod are positioned and fixed, the second inserting rod, the second sleeve plate and the connecting seat can be detached from the pump body, the connecting seat is moved out from the bottom of the pump body, the connecting rod can be pulled inwards to drive the third inserting rod to move inwards to be separated from the inner cavity of the clamping groove integrally formed with the inner wall of the connecting seat, the filter screen can be conveniently detached from the connecting seat to be cleaned, and the filter screen can be conveniently detached, the operation space is big, labour saving and time saving reduces staff's the work degree of difficulty, is favorable to extensively promoting.

Drawings

FIG. 1 is a schematic view of the partial sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is an enlarged schematic structural diagram of the present invention at B in fig. 1.

In the figure: 1. the pump body, 2, the outlet pipe, 3, the motor, 4, the pump shaft, 5, first lagging, 6, first through-hole, 7, the slot, 8, the picture peg, 9, first inserted bar, 10, the bull stick, 11, the handle, 12, the kelly, 13, first spring, 14, the connecting seat, 15, the second lagging, 16, the second inserted bar, 17, the second through-hole, 18, the filter screen, 19, the rectangular pipe, 20, the third inserted bar, 21, the second spring, 22, the bar opening, 23, the connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a vertical axial flow pump comprising: the water pump comprises a pump body 1, a water outlet pipe 2, a motor 3, a pump shaft 4, a first sleeve plate 5, a connecting seat 14 and a filtering mechanism, wherein the water outlet pipe 2 is arranged at the top end of the outer wall of the pump body 1, and the inner cavity of the water outlet pipe 2 is communicated with the inner cavity of the pump body 1; the motor 3 is arranged at the top end of the pump body 1; the pump shaft 4 is arranged at the center of the inner cavity of the pump body 1 along the vertical direction, the top end of the pump shaft 4 extends out of the pump body 1 and is locked with the output end of the motor 3 through a coupling, and the bottom end of the pump shaft 4 is provided with an impeller; the outer wall bottom interference fit of the pump body 1 has first apron 5, and the bottom of the pump body 1 is provided with the 1 assorted connecting seat 14 of the pump body, and the top of the connecting seat 14 is laminated with the bottom of the pump body 1 mutually, and the inner chamber top of the connecting seat 14 is provided with filtering mechanism, can be convenient for filter grit, mud etc. through filtering mechanism.

Preferably, the first set of plates 5 further comprises: the first through hole 6 is formed in the front end and the rear end of the left side and the right side of the upper surface of the first sleeve plate 5 along the vertical direction; the slot 7 is arranged at the center of the inner side of the inner cavity of the first through hole 6; the inserting plate 8 is inserted into the inner cavity of the first sleeve plate 5 along the left and right direction; the first inserted bar 9 is fixedly arranged at the inner side of the inserted plate 8 corresponding to the slot 7, and the inner side of the first inserted bar 9 penetrates through the first through hole 6 and extends to the inner cavity of the slot 7; the rotating rod 10 is arranged at the center of the outer side of the inserting plate 8 through a bearing, the inner ring of the bearing is in interference fit with the rotating rod 10, the outer ring of the bearing is fixedly connected with the inserting plate 8, and the outer side of the rotating rod 10 extends out of the first sleeve plate 5; the handle 11 is fixedly arranged at the outer side of the rotating rod 10, and the rotating rod 10 can be conveniently driven to rotate and move through the handle 11; the clamping rods 12 are fixedly arranged at the upper end and the lower end of the inner side of the handle 11, the inner side of the clamping rods 12 extends to the inner cavity of the first sleeve plate 5, and the handle 11, the rotating rod 10, the inserting plate 8 and the first inserting rod 9 can be conveniently positioned and fixed by moving the clamping rods 12 out of the first sleeve plate 5 and abutting against the first sleeve plate 5; first spring 13 cup joints the outer wall at the bull stick 10 that is located the inner chamber of first lagging 5, and the inside and outside both sides of first spring 13 respectively with picture peg 8 and first lagging 5 installation together, the elastic coefficient of first spring 13 is 18N/CM's compression spring, first spring 13 receives tensile or produces elastic deformation after the extrusion, resumes to initial condition after getting rid of external force, can be convenient for drive picture peg 8 through first spring 13 and move to the inboard and reset.

Preferably, the length of the inner side of the first insert rod 9 penetrating through the first through hole 6 and extending to the inner cavity of the slot 7 is less than the length of the first spring 13 in the horizontal direction and the length of the inner side of the clamp rod 12 penetrating through the first sleeve plate 5 and extending to the inner cavity of the first sleeve plate 5, so that the first insert rod 9 can be separated from the first through hole 6 and the inner cavity of the slot 7 when the clamp rod 12 moves out of the inner cavity of the first sleeve plate 5.

Preferably, the connecting seat 14 further includes: the second sleeve plate 15 is in over-hard fit with the top end of the outer wall of the connecting seat 14, and the top end of the second sleeve plate 15 is attached to the first sleeve plate 5; the second inserted bar 16 is arranged at the position, corresponding to the inner cavity of the first through hole 6, of the top end of the second sleeve plate 15, the top end of the second inserted bar 16 penetrates through the inner cavity of the first through hole 6 and extends to the upper surface of the first sleeve plate 5, and the second inserted bar 16 can be conveniently supported through the second sleeve plate 15; the second through hole 17 is formed in the inner side of the second insertion rod 16 corresponding to the inner cavity of the slot 7 in the left-right direction, the inner side of the first insertion rod 9 penetrates through the first through hole 6 and the inner cavity of the slot 7, the second through hole 17 can facilitate the extension of the first insertion rod 9 to the inner cavity of the slot 7, and the second insertion rod 16 can be conveniently locked and fixed in the inner cavity of the first through hole 6 through the cooperation of the first insertion rod 9, the first through hole 6, the second through hole 17 and the slot 7.

Preferably, the filter mechanism further comprises: filter screen 18, rectangular pipe 19, third inserted bar 20, second spring 21, strip-shaped opening 22 and connecting rod 23, filter screen 18 is arranged at the top end of the inner cavity of connecting seat 14, and the outer wall of filter screen 18 is attached to the inner wall of connecting seat 14; the rectangular tube 19 is fixedly arranged at the top end of the filter screen 18 along the left-right direction; the third inserted bar 20 is inserted in the left side and the right side of the inner cavity of the rectangular tube 19, and the outer side of the third inserted bar 20 extends into the inner cavity of the clamping groove integrally formed in the inner wall of the connecting seat 14; the second springs 21 are arranged on the inner sides of the two third inserting rods 20, the elastic coefficient of the second springs 21 is a compression spring with the elasticity coefficient of 20N/CM, the second springs 21 are stretched or extruded to generate elastic deformation, and the second springs are restored to the initial state after external force is removed, and the second springs 21 can be used for driving the third inserting rods 20 to move outwards to reset; the strip-shaped opening 22 is arranged at the center of the top end of the rectangular tube 19 along the left-right direction, and the inner cavity of the strip-shaped opening 22 is communicated with the inner cavity of the rectangular tube 19; connecting rod 23 fixed mounting is inboard at the top of third inserted bar 20, and the top of connecting rod 23 extends bar opening 22, can be convenient for drive third inserted bar 20 through connecting rod 23 and move to the inboard, makes the inner chamber separation of third inserted bar 20 and connecting seat 14 inner wall integrated into one piece's draw-in groove, can be convenient for the removal of connecting rod 23 through bar opening 22.

Preferably, a half of the distance between the two third inserting rods 20 is greater than the length of the third inserting rod 20 in the cavity of the slot integrally formed in the inner wall of the connecting seat 14, so that the third inserting rod 20 can be separated from the cavity of the slot integrally formed in the inner wall of the connecting seat 14.

The following electric devices have the following types and functions:

the motor 3 is a servo motor with the model of MR-J2S-10A, and the motor 3 can be used for conveniently and accurately and rapidly driving the pump shaft 4 to rotate.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the pump is used, the handle 11 is pulled outwards, the handle 11 drives the clamping rod 12, the rotating rod 10, the inserting plate 8 and the first inserting rod 9 to move outwards, the inserting plate 8 extrudes the first spring 13 to enable the first spring 13 to deform under stress, when the clamping rod 12 completely moves and is exposed out of the inner cavity of the first sleeve plate 5, the first inserting rod 9 can move outwards to be separated from the inner cavity of the second through hole 17 and the inner cavity of the inserting groove 7, the handle 11 rotates clockwise by about 90 degrees, the handle 11 drives the clamping rod 12 and the rotating rod 10 to rotate clockwise by about 90 degrees, the handle 11 is loosened, the clamping rod 12 abuts against the outer wall of the first sleeve plate 5 under the action of the elastic force of the first spring 13, the clamping rod 12, the rotating rod 10, the inserting plate 8 and the first inserting rod 9 are positioned and fixed, at the moment, the second inserting rod 16 can be moved out of the first through hole 6, and the second inserting rod 16, the second sleeve plate 15 and the connecting seat 14 can be detached from the pump body 1, the connecting seat 14 is moved out from the bottom of the pump body 1, a worker pulls the connecting rod 23 from the upper side to the inner side of the connecting seat 14 to drive the third inserting rod 20 to move to the inner side, the third inserting rod 20 extrudes the second spring 21 to enable the second spring 21 to deform under stress, the third inserting rod 20 is separated from the inner cavity of the clamping groove integrally formed on the inner wall of the connecting seat 14, the filter screen 18 can be detached from the connecting seat 14 to be cleaned at the moment, the connecting rod 23 is loosened, the second spring 21 loses external force to drive the third inserting rod 20 to move outwards to reset, the third inserting rod 20 moves outwards to be inserted into the inner cavity of the clamping groove integrally formed on the inner wall of the connecting seat 14 again, so that the filter screen 18 can be fixedly arranged in the inner cavity of the connecting seat 14 again, the device compact structure, reasonable in design can be convenient for the staff to the dismouting of filter screen, and operating space is big, satisfies staff's work demand.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "snap," "interference fit," "snap," "set," "mount," and the like are to be construed broadly and include, for example, a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vertical axial-flow pump which is characterized in that: the method comprises the following steps:

a pump body (1);

the water outlet pipe (2) is arranged at the top end of the outer wall of the pump body (1), and the inner cavity of the water outlet pipe (2) is communicated with the inner cavity of the pump body (1);

the motor (3), the said motor (3) is set up in the top of the pump body (1);

the pump shaft (4) is arranged in the center of an inner cavity of the pump body (1) in the vertical direction, the top end of the pump shaft (4) extends out of the pump body (1) and is locked with the output end of the motor (3) through a coupler, and an impeller is arranged at the bottom end of the pump shaft (4);

still include first lagging (5), connecting seat (14) and filtering mechanism, the outer wall bottom interference fit of the pump body (1) has first lagging (5), the bottom of the pump body (1) be provided with the pump body (1) assorted connecting seat (14), and the top of connecting seat (14) is laminated with the bottom of the pump body (1) mutually, the inner chamber top of connecting seat (14) is provided with filtering mechanism.

2. A vertical axial flow pump according to claim 1 wherein: the first deck (5) comprises:

the first through holes (6) are formed in the front end and the rear end of the left side and the right side of the upper surface of the first sleeve plate (5) in the vertical direction;

the slot (7) is formed in the center of the inner side of the inner cavity of the first through hole (6);

the inserting plate (8) is inserted into the inner cavity of the first sleeve plate (5) along the left-right direction;

the first inserting rod (9) is fixedly arranged on the inner side of the inserting plate (8) corresponding to the inserting groove (7), and the inner side of the first inserting rod (9) penetrates through the first through hole (6) and extends to the inner cavity of the inserting groove (7);

the rotating rod (10) is installed at the center of the outer side of the inserting plate (8) through a bearing, an inner ring of the bearing is in interference fit with the rotating rod (10), an outer ring of the bearing is fixedly connected with the inserting plate (8), and a first sleeve plate (5) extends out of the outer side of the rotating rod (10);

the handle (11), the said handle (11) is fixedly mounted on the outside of the rotary rod (10);

the clamping rod (12) is fixedly arranged at the upper end and the lower end of the inner side of the handle (11), and the inner side of the clamping rod (12) extends to the inner cavity of the first sleeve plate (5);

first spring (13), first spring (13) cup joint and are being located first apron (5) inner chamber the outer wall of bull stick (10), and the inside and outside both sides of first spring (13) respectively with picture peg (8) with first apron (5) are installed together.

3. A vertical axial flow pump according to claim 2 wherein: the length of the inner side of the first inserting rod (9) penetrating through the first through hole (6) and extending to the inner cavity of the slot (7) is respectively less than the length of the first spring (13) along the horizontal direction and the length of the inner side of the clamping rod (12) penetrating through the first sleeve plate (5) and extending to the inner cavity of the first sleeve plate (5).

4. A vertical axial flow pump according to claim 2 wherein: the connecting socket (14) includes:

the second sleeve plate (15) is over-hard matched with the top end of the outer wall of the connecting seat (14), and the top end of the second sleeve plate (15) is attached to the first sleeve plate (5);

the second inserting rod (16) is arranged at the position, corresponding to the inner cavity of the first through hole (6), of the top end of the second sleeve plate (15), and the top end of the second inserting rod (16) penetrates through the inner cavity of the first through hole (6) and extends to the upper surface of the first sleeve plate (5);

the second through hole (17), second through hole (17) along the left and right sides direction set up with the inner chamber of slot (7) corresponds the position the inboard of second inserted bar (16), the inboard of first inserted bar (9) runs through first through hole (6) and second through hole (17) and extends to the inner chamber of slot (7).

5. A vertical axial flow pump according to claim 1 wherein: the filter mechanism includes:

the filter screen (18) is arranged at the top end of the inner cavity of the connecting seat (14), and the outer wall of the filter screen (18) is attached to the inner wall of the connecting seat (14);

the rectangular pipe (19), the said rectangular pipe (19) is fixedly mounted on top of the filter screen (18) along the left and right direction;

the third inserting rods (20) are inserted into the left side and the right side of the inner cavity of the rectangular pipe (19), and the outer sides of the third inserting rods (20) extend into the inner cavity of a clamping groove formed in an integrated mode on the inner wall of the connecting seat (14);

a second spring (21), the second spring (21) being disposed inside the two third plunger (20);

the strip-shaped opening (22) is formed in the center of the top end of the rectangular tube (19) in the left-right direction, and an inner cavity of the strip-shaped opening (22) is communicated with an inner cavity of the rectangular tube (19);

the connecting rod (23), connecting rod (23) fixed mounting is inboard at the top of third inserted bar (20), and the top of connecting rod (23) extends out bar opening (22).

6. A vertical axial flow pump according to claim 5, wherein: half of the distance between the two third inserting rods (20) is larger than the length of the third inserting rods (20) in the clamping groove inner cavity formed in an integrated mode on the inner wall of the connecting seat (14).