CN219509893U

CN219509893U - High-sealing horizontal centrifugal pump

Info

Publication number: CN219509893U
Application number: CN202320424258.9U
Authority: CN
Inventors: 孙江河; 田亚平; 胡斌超; 王龙彪
Original assignee: Gansu Water Conservancy And Hydropower Survey Design And Research Institute Co ltd
Current assignee: Gansu Water Conservancy And Hydropower Survey Design And Research Institute Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-11
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses a high-sealing horizontal centrifugal pump which comprises a mounting plate, a driving motor, a pump body, a butt joint mechanism and a positioning mechanism, wherein the pump body is connected with a sealing cover through the positioning mechanism. This high sealed horizontal centrifugal pump is provided with the pump body, sealed lid and positioning mechanism for when carrying out the clearance of bonding thing to the inside impeller of horizontal centrifugal pump, can realize the installation and dismantling sealed lid through the control to positioning mechanism, thereby be convenient for dismantle the back at sealed lid and carry out effectual clearance to inside impeller, improved the convenience of this inside clearance of horizontal centrifugal pump and impeller clearance, sealed lid simultaneously, the setting of sealing washer, solid fixed ring and connecting seat, make the in-process of installing sealed lid, the sealing washer receives the extrusion of the connecting seat that the toper set up, can make its own expansion and carry out inseparable laminating with the inner wall of the pump body, be favorable to preventing to be connected between sealed lid and the pump body and produce the leakage, improved the leakproofness of this horizontal centrifugal pump.

Description

High-sealing horizontal centrifugal pump

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a high-sealing horizontal centrifugal pump.

Background

The horizontal centrifugal pump is a pump for conveying liquid by virtue of centrifugal force generated when the impeller rotates, is widely applied to conveying slurry containing solid particles in industries such as electric power, metallurgy, coal, building materials and the like, and has a defect in the use process;

the high-sealing horizontal centrifugal pump as claimed in the application number CN201921520588.8 comprises a fixing device, a centrifugal pump main body and a power device; and a fixing device: the fixing device comprises a bottom plate, a motor support frame and a centrifugal pump support frame, wherein the bottom plate is a high-strength solid plate, the motor support frame is arranged on the right side of the upper surface of the bottom plate, the centrifugal pump support frame is arranged on the left side of the upper surface of the bottom plate, the motor support frame and the centrifugal pump support frame are U-shaped support seats with different sizes, in the practical use process, the surface of an impeller, which is bonded by substances contained in liquid, of the existing horizontal centrifugal pump is in the liquid conveying process through the impeller, and the existing horizontal centrifugal pump is inconvenient to detach the centrifugal pump main body and clean the impeller effectively, so that the impeller can influence the normal use of the horizontal centrifugal pump under the condition of bonding sundries.

We have therefore proposed a highly sealed horizontal centrifugal pump in order to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a high-sealing horizontal centrifugal pump, which solves the problems that the horizontal centrifugal pump in the market is inconvenient to detach a centrifugal pump main body and effectively clean an impeller in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-sealing horizontal centrifugal pump comprises a mounting plate, a driving motor, a pump body, a butt joint mechanism and a positioning mechanism,

the top of one end of the mounting plate is provided with a first supporting seat in a threaded manner, the inside of the first supporting seat is provided with a driving motor, the top of the other end of the mounting plate is provided with a second supporting seat in a threaded manner, the inside of the second supporting seat is provided with a pump body, the inside of the pump body is rotationally connected with an impeller, and the impeller is connected with the driving motor through a butt joint mechanism;

a liquid outlet is formed in one side of the top of the pump body, a sealing cover is attached to one side of the pump body, a liquid inlet is formed in one side of the sealing cover, a sealing ring is arranged on the other side of the sealing cover, a fixing ring is fixedly arranged in the pump body, a connecting seat is fixedly arranged on one side of the fixing ring, and the connecting seat is tightly attached to the sealing ring;

the pump body is connected with the sealing cover through a positioning mechanism.

Preferably, the docking mechanism includes a connecting rod:

the impeller comprises a rotating rod, a connecting rod is fixedly connected to one end of the impeller, a sleeve seat is sleeved on the surface of the connecting rod, a sliding seat is fixedly connected to one end of the sleeve seat, a clamping rod penetrates through the sliding seat, a spring is wound on the surface of the clamping rod, two ends of the spring are fixedly connected with the sliding seat and the clamping rod respectively, a rotating rod is connected to the inner side of the sliding seat in a sliding mode, and a clamping groove is formed in the rotating rod.

By adopting the design of the structure, the connection and separation between the connecting rod and the rotating rod can be controlled by controlling the docking mechanism, so that the driving motor and the pump body can be conveniently disassembled, and the driving motor and the pump body can be independently disassembled, maintained and replaced.

Preferably, the connecting rod is connected with the sleeve seat in a bonding way, the clamping rod and the sliding seat form a telescopic structure through a spring, and the clamping groove is connected with the clamping rod in a clamping way.

Adopt the design of above-mentioned structure for in the in-process of dock is carried out connecting rod and bull stick, through connection and separation between control block pole and the block groove, so that control the bonding connection between cover seat and the connecting rod, and then can be convenient for connect and separate driving motor and the pump body, improved the convenience of dock and separation between pump body and the driving motor.

Preferably, the outer ring size of the sealing ring is identical with the inner ring size of the pump body, and the connecting seat is arranged in a conical structure.

Adopt the design of above-mentioned structure for the in-process of being connected between sealed lid and the pump body, the connecting seat can extrude the sealing washer, makes the sealing washer can carry out inseparable laminating with the inner wall of the pump body, is favorable to improving the sealed effect of this horizontal centrifugal pump junction.

Preferably, the positioning mechanism comprises a positioning plate:

one side fixed mounting of sealed lid has the locating plate, the inside of locating plate is inlayed and is had the screw thread seat, the inside of screw thread seat is run through and is had the regulation pole, the one end welding of adjusting the pole has the knob, the other end of adjusting the pole is connected with the connecting axle, the one end fixed mounting of connecting axle has the connecting plate, the one end fixed mounting of connecting plate has the locating lever, the constant head tank corresponding with the locating lever has been seted up to one side of the pump body.

By adopting the design of the structure, the sealing cover is convenient to install and detach by controlling the positioning mechanism, so that the impeller inside the horizontal centrifugal pump is cleaned after the sealing cover is detached, and the convenience of impeller cleaning work is improved.

Preferably, the adjusting rod is in threaded connection with the threaded seat, the adjusting rod is in rotary connection with the connecting plate through the connecting shaft, and the positioning rod is in clamping connection with the positioning groove.

By adopting the design of the structure, the locating rod and the locating groove can be effectively driven to be connected with and separated from each other through the rotation of the adjusting rod, and then the sealing cover and the pump body can be connected and separated from each other, so that the variable capacity of the sealing cover for dismounting work is improved.

Compared with the prior art, the utility model has the beneficial effects that: the high-sealing horizontal centrifugal pump;

1. the horizontal centrifugal pump is provided with the driving motor, the pump body, the impeller and the docking mechanism, and the docking mechanism is controlled to realize connection and separation between the docking rod and the rotating rod, so that the docking and separation between the driving motor and the impeller and between the driving motor and the pump body are facilitated, when the pump body and the driving motor are damaged singly, the driving motor and the impeller are disassembled singly, maintained and replaced, and convenience in maintenance and part replacement work of the horizontal centrifugal pump is improved;

2. the sealing cover, the sealing ring, the fixing ring and the connecting seat are arranged, so that the sealing ring is extruded by the connecting seat arranged in a conical manner in the process of installing the sealing cover, the sealing ring can be expanded and is tightly attached to the inner wall of the pump body, the sealing cover and the pump body are prevented from being connected to generate leakage, and the sealing performance of the horizontal centrifugal pump is improved;

3. be provided with the pump body, sealed lid and positioning mechanism for when carrying out the clearance of bonding thing to the inside impeller of horizontal centrifugal pump, can realize the installation and the dismantlement of sealed lid through the control to positioning mechanism, thereby be convenient for dismantle the back at sealed lid and carry out effectual clearance to inside impeller, avoided the bonding on impeller surface to influence the normal operation of horizontal centrifugal pump, improved the inside clearance of this horizontal centrifugal pump and the convenience of impeller clearance.

Drawings

FIG. 1 is a schematic diagram of a side view of the present utility model;

FIG. 2 is a schematic diagram of a separation structure of a driving motor and a pump body according to the present utility model;

FIG. 3 is a schematic side sectional view of a docking mechanism of the present utility model;

FIG. 4 is a schematic diagram of a separation structure of a pump body and a sealing cover according to the utility model;

fig. 5 is a schematic side view of the positioning mechanism of the present utility model.

In the figure: 1. a mounting plate; 2. a first support base; 3. a driving motor; 4. a second support base; 5. a pump body; 6. an impeller; 7. a docking mechanism; 701. a connecting rod; 702. a sleeve seat; 703. a slide; 704. a clamping rod; 705. a spring; 706. a rotating rod; 707. a clamping groove; 8. a liquid outlet; 9. sealing cover; 10. a liquid inlet; 11. a seal ring; 12. a fixing ring; 13. a connecting seat; 14. a positioning mechanism; 1401. a positioning plate; 1402. a screw seat; 1403. an adjusting rod; 1404. a knob; 1405. a connecting shaft; 1406. a connecting plate; 1407. a positioning rod; 1408. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: a high-sealing horizontal centrifugal pump comprises a mounting plate 1, a driving motor 3, a pump body 5, a butt joint mechanism 7 and a positioning mechanism 14, wherein a first supporting seat 2 is arranged at the top of one end of the mounting plate 1 in a threaded manner, the driving motor 3 is arranged in the first supporting seat 2, a second supporting seat 4 is arranged at the top surface of the other end of the mounting plate 1 in a threaded manner, the pump body 5 is arranged in the second supporting seat 4, an impeller 6 is connected in a rotating manner in the pump body 5, the impeller 6 is connected with the driving motor 3 through the butt joint mechanism 7, the butt joint mechanism 7 comprises a connecting rod 701, one end of the impeller 6 is fixedly connected with the connecting rod 701, the surface of the connecting rod 701 is sheathed with a sleeve seat 702, the connecting rod 701 is in bonding connection with the sleeve seat 702, one end of the sleeve seat 702 is fixedly connected with a sliding seat 703, a clamping rod 704 is penetrated in the sliding seat 703, a spring 705 is wound on the surface of the clamping rod 704, the both ends of spring 705 respectively with slide 703 and block pole 704 fixed connection, and block pole 704 constitutes extending structure through spring 705 and slide 703, the inboard sliding connection of slide 703 has bull stick 706, the block groove 707 has been seted up to the inside of bull stick 706, and block groove 707 and block pole 704 block connection, the design of above-mentioned structure, when the inside of driving motor 3 and pump body 5 produced independent damage, through the control of being connected between block pole 704 and block groove 707, can adjust and fix a position slide 703 on bull stick 706, thereby can dock and separate between connecting rod 701 and the cover seat 702, thereby be convenient for carry out independent dismantlement and maintenance to driving motor 3 and pump body 5, and can carry out convenient butt joint to both after maintenance and change, the convenience of this horizontal centrifugal pump maintenance work has been improved.

Specifically as shown in fig. 1 and 4, the liquid outlet 8 is installed on one side of the top of the pump body 5, the sealing cover 9 is attached to one side of the pump body 5, the liquid inlet 10 is installed on one side of the sealing cover 9, the sealing ring 11 is installed on the other side of the sealing cover 9, the fixed ring 12 is fixedly installed in the pump body 5, the connecting seat 13 is fixedly installed on one side of the fixed ring 12, the connecting seat 13 is arranged in a conical structure, the connecting seat 13 is tightly attached to the sealing ring 11, the outer ring size of the sealing ring 11 is identical with the inner ring size of the pump body 5, and due to the design of the structure, the sealing ring 11 can be tightly attached to the inner wall of the pump body 5 due to the extrusion of the connecting seat 13 in the process of being connected between the sealing cover 9 and the pump body 5, so that the tightness of connection between the pump body 5 and the sealing cover 9 can be ensured.

Specifically as shown in fig. 1 and 5, be connected through positioning mechanism 14 between the pump body 5 and the sealed lid 9, positioning mechanism 14 includes locating plate 1401, one side fixed mounting of sealed lid 9 has locating plate 1401, threaded seat 1402 has been inlayed to the inside of locating plate 1401, the inside of threaded seat 1402 has been run through and has been adjusted pole 1403, adjust pole 1403 and threaded seat 1402 threaded connection, the one end welding of adjusting pole 1403 has knob 1404, the other end of adjusting pole 1403 is connected with connecting axle 1405, connecting axle 1405's one end fixed mounting has connecting plate 1406, and adjust pole 1403 passes through connecting axle 1405 and connecting plate 1406 and rotates to be connected, connecting plate 1406's one end fixed mounting has locating lever 1407, the constant head tank 1408 corresponding with locating lever 1407 has been seted up to locating lever 1407 and constant head tank block connection, the design of above-mentioned structure makes through the rotation of adjusting pole 1403 can make it in threaded seat's inside rotation and removal 1408, so that connecting plate 1406 and locating lever 1407 are driven through connecting axle 1405 and locating lever 1408 block and separate, be favorable to carrying out stable installation to sealed lid 9 at the time of block, simultaneously favorable to dismantling sealed lid 9 when separating and effectively cleaning up inside 6.

Working principle: when the high-sealing horizontal centrifugal pump is used, firstly, as shown in fig. 1-5, the pump body 5 and the driving motor 3 are arranged on the mounting plate 1 through the second supporting seat 4 and the first supporting seat 2 in a threaded manner, then the clamping rod 704 is pulled to be separated from the clamping groove 707, then the sleeve seat 702 and the connecting rod 701 can be driven to be in bonding butt joint through pushing the sliding seat 703, then the spring 705 can pull the clamping rod 704 and the corresponding clamping groove 707 to form clamping joint, so that the sliding seat 703 and the sleeve seat 702 are positioned, the assembly work of the horizontal centrifugal pump is completed, when the adhered on the impeller 6 is required to be cleaned, the connecting plate 1406 and the positioning rod 1407 can be driven to be separated from the positioning groove 1408 through rotating the rotating knob 1404 and the adjusting rod 1403, so that the sealing cover 9 can be detached from the impeller 6, the sealing cover 9 is attached to one side of the pump body 5 after cleaning is completed, and then the connecting plate 1406 and the positioning rod 1407 can be driven to form clamping joint with the positioning groove through rotating the rotating knob 1404 and the adjusting rod 1403, so that the installation and positioning work of the sealing cover 9 on the sealing cover 9 after cleaning are completed, and the assembly work of the horizontal centrifugal pump is completed.

To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a high sealed horizontal centrifugal pump, includes mounting panel (1), driving motor (3), pump body (5), docking mechanism (7) and positioning mechanism (14), its characterized in that:

a first supporting seat (2) is arranged at the top of one end of the mounting plate (1) in a threaded manner, a driving motor (3) is arranged in the first supporting seat (2), a second supporting seat (4) is arranged at the top surface of the other end of the mounting plate (1) in a threaded manner, a pump body (5) is arranged in the second supporting seat (4), an impeller (6) is connected in the pump body (5) in a rotating manner, and the impeller (6) is connected with the driving motor (3) through a butt joint mechanism (7);

a liquid outlet (8) is formed in one side of the top of the pump body (5), a sealing cover (9) is attached to one side of the pump body (5), a liquid inlet (10) is formed in one side of the sealing cover (9), a sealing ring (11) is arranged on the other side of the sealing cover (9), a fixing ring (12) is fixedly arranged in the pump body (5), a connecting seat (13) is fixedly arranged on one side of the fixing ring (12), and the connecting seat (13) is tightly attached to the sealing ring (11);

the pump body (5) is connected with the sealing cover (9) through a positioning mechanism (14).

2. A high seal horizontal centrifugal pump according to claim 1, wherein: the docking mechanism (7) comprises a connecting rod (701):

one end fixedly connected with connecting rod (701) of impeller (6), sleeve seat (702) have been cup jointed on the surface of connecting rod (701), one end fixedly connected with slide (703) of sleeve seat (702), the inside of slide (703) is run through has block pole (704), the surface winding of block pole (704) has spring (705), the both ends of spring (705) respectively with slide (703) and block pole (704) fixed connection, the inboard sliding connection of slide (703) has bull stick (706), block groove (707) have been seted up to the inside of bull stick (706).

3. A high seal horizontal centrifugal pump according to claim 2, wherein: the connecting rod (701) is connected with the sleeve seat (702) in a bonding way, the clamping rod (704) and the sliding seat (703) form a telescopic structure through the spring (705), and the clamping groove (707) is connected with the clamping rod (704) in a clamping way.

4. A high seal horizontal centrifugal pump according to claim 1, wherein: the outer ring size of the sealing ring (11) is matched with the inner ring size of the pump body (5), and the connecting seat (13) is arranged in a conical structure.

5. A high seal horizontal centrifugal pump according to claim 1, wherein: the positioning mechanism (14) comprises a positioning plate (1401):

one side fixed mounting of sealed lid (9) has locating plate (1401), the inside of locating plate (1401) is inlayed and is had screw thread seat (1402), the inside of screw thread seat (1402) is run through and is had regulation pole (1403), the one end welding of regulation pole (1403) has knob (1404), the other end of regulation pole (1403) is connected with connecting axle (1405), one end fixed mounting of connecting axle (1405) has connecting plate (1406), one end fixed mounting of connecting plate (1406) has locating lever (1407), one side of pump body (5) has been seted up with corresponding constant head tank (1408) of locating lever (1407).

6. A high seal horizontal centrifugal pump according to claim 5, wherein: the adjusting rod (1403) is in threaded connection with the threaded seat (1402), the adjusting rod (1403) is in rotary connection with the connecting plate (1406) through the connecting shaft (1405), and the positioning rod (1407) is in clamping connection with the positioning groove (1408).