CN209908782U

CN209908782U - Single-stage single-suction centrifugal pump convenient for mounting and connecting pump body and motor

Info

Publication number: CN209908782U
Application number: CN201920052965.3U
Authority: CN
Inventors: 蒋亚红
Original assignee: Danyang Hongda Water Pump Factory
Current assignee: Danyang Hongda Water Pump Factory
Priority date: 2019-01-14
Filing date: 2019-01-14
Publication date: 2020-01-07
Anticipated expiration: 2029-01-14

Abstract

The utility model discloses a single-stage single suction centrifugal pump convenient to pump body and motor erection joint, concretely relates to centrifugal pump field, the on-line screen storage device comprises a base, base top one end is provided with the pump body, the base other end is provided with the activity groove, activity tank bottom portion is provided with the sliding seat, the sliding seat top is provided with the motor, the base middle part is provided with the backup pad, pump body one end is provided with the pump pivot, pump pivot one end is provided with first flange, first flange surface is provided with the connecting hole, motor one end is provided with the motor shaft. The utility model discloses a connecting rod on the second connection pad inserts the connecting hole in, makes the second connection pad be connected with first connection pad, recycles the bolt and is connected dustcoat and backup pad fixed mounting, locks and protects first connection pad and the second connection pad after connecting, and the motor and the pump body are connected in quick erection joint, make things convenient for the maintenance and the repair of centrifugal pump, make things convenient for the use of centrifugal pump.

Description

Single-stage single-suction centrifugal pump convenient for mounting and connecting pump body and motor

Technical Field

The utility model relates to a centrifugal pump technical field, more specifically say, the utility model relates to a single-stage single suction centrifugal pump convenient to the pump body and motor erection joint.

Background

The centrifugal pump is a kind of water pump, and the variety of centrifugal pump is various, and the centrifugal pump can divide into civilian and industrial pump from the use, can divide into clear water pump, trash pump, corrosion-resistant pump etc. from the transport medium. The centrifugal pump is a single-stage single-suction centrifugal pump which is common and used in industrial pumps, adopts an advanced hydraulic model, selects a hard alloy mechanical seal, and has the characteristics of high efficiency, energy conservation, reliable performance, convenience in installation and use and the like.

Patent application publication number CN201720317897. X's utility model discloses a single-stage single-suction centrifugal pump, including motor, transmission shaft, connection pad, pivot, the pump body, steady rest, delivery port, top dish, inlet tube, control box, telescopic bracket, base, pump body shock attenuation frame, filter screen, pendulum rod and traction lever. Through setting up the elongated transmission shaft that is connected with the motor to the connection pad is installed to the junction between transmission shaft and the pump body pivot, makes keeping of axle between the motor and the pump body concentric, thereby makes the operation of axle more steady, makes phenomenons such as device vibration when using.

However, when the centrifugal pump is actually used, the centrifugal pump still has more defects, such as inconvenient installation and connection of the motor and the pump body, inconvenient maintenance and repair of the centrifugal pump and inconvenient use of the centrifugal pump.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a single-stage single suction centrifugal pump convenient to pump body and motor erection joint, insert the connecting hole through the connecting rod on the second connection pad, make the second connection pad be connected with first connection pad, recycle the bolt and will protect dustcoat and backup pad fixed mounting and be connected, first connection pad and second connection pad after locking and the protection are connected, quick erection joint motor and the pump body make things convenient for the maintenance and the repair of centrifugal pump, make things convenient for the use of centrifugal pump.

In order to achieve the above object, the utility model provides a following technical scheme: a single-stage single-suction centrifugal pump convenient for installing and connecting a pump body and a motor comprises a base, wherein the pump body is arranged at one end of the top of the base, the other end of the base is provided with a movable groove, the bottom of the movable groove is provided with a movable seat, the top of the movable seat is provided with a motor, a supporting plate is arranged in the middle of the base, a pump rotating shaft is arranged at one end of the pump body, a first connecting disc is arranged at one end of the pump rotating shaft, the surface of the first connecting disc is provided with a connecting hole, one end of the motor is provided with a motor rotating shaft, one end of the motor rotating shaft is provided with a second connecting disc, a connecting rod is arranged on one side of the surface of the second connecting disc, a first spring is arranged between the first connecting disc and the second connecting disc, the shock absorption pad is arranged in the middle of the second connecting disc, the protection outer cover is arranged on the surface of the second connecting disc, and steel balls are arranged between the protection outer cover and the other side of the second connecting disc.

In a preferred embodiment, a second spring is arranged between one end of the movable seat and the support plate, a fastening bolt is arranged at the bottom of the other end of the base, and a fastening nut is arranged at the other end of the movable seat.

In a preferred embodiment, the protective outer cover is sleeved with the motor rotating shaft, the protective outer cover is fixedly connected with the supporting plate through bolts, and the steel balls are embedded in the inner side of the protective outer cover.

In a preferred embodiment, the pump rotating shaft penetrates through the support plate, the number of the connecting holes and the number of the connecting rods are four, and the connecting holes are inserted into the connecting rods.

In a preferred embodiment, the first spring is sleeved with the connecting rod, and the shock pad is made of a rubber material.

In a preferred embodiment, the movable seat is movably connected with the movable groove, and the fastening bolt is in threaded connection with the fastening nut.

The utility model discloses a technological effect and advantage:

(1) the utility model discloses a set up first connection pad and second connection pad, promote the sliding seat and slide in the movable groove, the motor moves to pump body direction, drive the connecting rod on the second connection pad and insert in the connecting hole, compress the first spring, compress tightly the shock pad, make the second connection pad be connected with first connection pad, realize that the motor pivot is connected with the transmission of pump pivot, reuse the bolt will protect dustcoat and backup pad fixed mounting to be connected, first connection pad and second connection pad after locking and protection connection, be favorable to installing fast and connecting motor and pump body, make things convenient for the maintenance and the repair of centrifugal pump, make things convenient for the use of centrifugal pump;

(2) the utility model discloses a set up first spring and shock pad, first connection pad and second connection pad are connected the back, compress first spring, compress tightly the shock pad, utilize the axial force of first spring and shock pad buffer pump pivot, improve the life of pump pivot, tightly nut admittedly through changeing, utilize fastening bolt and fastening nut threaded connection, the cooperation compresses tightly the second spring, and is fixed to the sliding seat, utilizes the second spring to carry out the horizontal direction buffering shock attenuation to the sliding seat.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of a second connection pad of the present invention;

fig. 3 is a schematic view of the overall structure of the second connecting plate of the present invention;

the reference signs are: the pump comprises a base 1, a pump body 2, a movable groove 3, a movable seat 4, a motor 5, a supporting plate 6, a pump rotating shaft 7, a first connecting disc 8, a connecting hole 9, a motor rotating shaft 10, a second connecting disc 11, a connecting rod 12, a first spring 13, a damping pad 14, a protective outer cover 15, a steel ball 16, a second spring 17, a fastening bolt 18 and a fastening nut 19.

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.

The utility model provides a single-stage single-suction centrifugal pump convenient for installing and connecting a pump body and a motor, which comprises a base 1, wherein one end of the top of the base 1 is provided with a pump body 2, the other end of the base 1 is provided with a movable groove 3, the bottom of the movable groove 3 is provided with a movable seat 4, the top of the movable seat 4 is provided with a motor 5, the middle part of the base 1 is provided with a support plate 6, one end of the pump body 2 is provided with a pump rotating shaft 7, one end of the pump rotating shaft 7 is provided with a first connecting disc 8, the surface of the first connecting disc 8 is provided with a connecting hole 9, one end of the motor 5 is provided with a motor rotating shaft 10, one end of the motor rotating shaft 10 is provided with a second connecting disc 11, one side of the surface of the second connecting disc 11 is provided with a connecting rod 12, the middle of the second connecting disc 11 is provided with a shock absorption pad 14, the surface of the second connecting disc 11 is provided with a protective outer cover 15, and a steel ball 16 is arranged between the protective outer cover 15 and the other side of the second connecting disc 11.

Further, a second spring 17 is arranged between one end of the movable seat 4 and the support plate 6, a fastening bolt 18 is arranged at the bottom of the other end of the base 1, a fastening nut 19 is arranged at the other end of the movable seat 4, and the second spring 17 is used for horizontally buffering and damping the movable seat 4;

further, the protective outer cover 15 is sleeved with the motor rotating shaft 10, the protective outer cover 15 is fixedly connected with the supporting plate 6 through bolts, the steel balls 16 are embedded in the inner side of the protective outer cover 15, rolling friction replaces sliding friction by rolling of the steel balls 16, and the service life of the second connecting plate 11 is prolonged;

furthermore, the pump rotating shaft 7 penetrates through the supporting plate 6, four connecting holes 9 and four connecting rods 12 are arranged, the connecting holes 9 are inserted into the connecting rods 12, the connecting rods 12 on the second connecting disc 11 are inserted into the connecting holes 9, the first spring 13 is compressed, the damping pad 14 is pressed, the second connecting disc 11 is connected with the first connecting disc 8, and the motor rotating shaft 10 is in transmission connection with the pump rotating shaft 7;

further, the first spring 13 is sleeved with the connecting rod 12, the shock absorption pad 14 is made of rubber materials, and the axial force of the pump rotating shaft 7 is buffered by the first spring 13 and the shock absorption pad 14, so that the service life of the pump rotating shaft 7 is prolonged;

further, the movable seat 4 is movably connected with the movable groove 3, the fastening bolt 18 is in threaded connection with the fastening nut 19, the fastening nut 19 is tightly screwed, the fastening bolt 18 is in threaded connection with the fastening nut 19, the second spring 17 is pressed in a matched mode, and the movable seat 4 is fixed.

This practical theory of operation:

referring to the attached drawings 1-3 of the specification, when the pump body 1 and the motor 5 are connected and installed, the movable seat 4 is pushed to slide in the movable groove 3, the motor 5 moves towards the direction of the pump body 1, the connecting rod 12 on the second connecting disc 11 is driven to be inserted into the connecting hole 9, the first spring 13 is compressed, the shock absorption pad 14 is pressed tightly, the second connecting disc 11 is connected with the first connecting disc 8, the motor rotating shaft 10 is in transmission connection with the pump rotating shaft 7, the protective outer cover 15 is fixedly installed and connected with the supporting plate 6 through bolts, the connected first connecting disc 8 and the connected second connecting disc 11 are locked and protected, the motor 5 and the pump body 1 are quickly installed and connected, the maintenance and repair of the centrifugal pump are facilitated, and the use of the centrifugal pump;

referring to the attached drawing 1 of the specification, after the first connecting disc 8 and the second connecting disc 11 are connected, the first spring 13 is compressed, the damping pad 14 is compressed, the axial force of the pump rotating shaft 7 is buffered by the first spring 13 and the damping pad 14, the service life of the pump rotating shaft 7 is prolonged, the fastening nut 19 is tightly fixed by rotation, the fastening bolt 18 is in threaded connection with the fastening nut 19, the second spring 17 is compressed in a matching manner, the movable base 4 is fixed, and the second spring 17 is used for horizontally buffering and damping the movable base 4.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a single-stage single suction centrifugal pump convenient to pump body and motor erection joint, includes base (1), its characterized in that: the pump is characterized in that a pump body (2) is arranged at one end of the top of the base (1), a movable groove (3) is arranged at the other end of the base (1), a movable seat (4) is arranged at the bottom of the movable groove (3), a motor (5) is arranged at the top of the movable seat (4), a supporting plate (6) is arranged in the middle of the base (1), a pump rotating shaft (7) is arranged at one end of the pump body (2), a first connecting disc (8) is arranged at one end of the pump rotating shaft (7), a connecting hole (9) is formed in the surface of the first connecting disc (8), a motor rotating shaft (10) is arranged at one end of the motor (5), a second connecting disc (11) is arranged at one end of the motor rotating shaft (10), a connecting rod (12) is arranged on one side of the surface of the second connecting disc (11), a, the shock absorption pad (14) is arranged in the middle of the second connecting disc (11), the protective outer cover (15) is arranged on the surface of the second connecting disc (11), and a steel ball (16) is arranged between the protective outer cover (15) and the other side of the second connecting disc (11).

2. The single-stage single-suction centrifugal pump convenient for the installation and connection of the pump body and the motor as claimed in claim 1, wherein: a second spring (17) is arranged between one end of the movable seat (4) and the supporting plate (6), a fastening bolt (18) is arranged at the bottom of the other end of the base (1), and a fastening nut (19) is arranged at the other end of the movable seat (4).

3. The single-stage single-suction centrifugal pump convenient for the installation and connection of the pump body and the motor as claimed in claim 1, wherein: the protection outer cover (15) is sleeved with the motor rotating shaft (10), the protection outer cover (15) is fixedly connected with the supporting plate (6) through bolts, and the steel balls (16) are embedded on the inner side of the protection outer cover (15).

4. The single-stage single-suction centrifugal pump convenient for the installation and connection of the pump body and the motor as claimed in claim 1, wherein: the pump rotating shaft (7) penetrates through the supporting plate (6), the connecting holes (9) and the connecting rods (12) are four in number, and the connecting holes (9) are connected with the connecting rods (12) in an inserting mode.

5. The single-stage single-suction centrifugal pump convenient for the installation and connection of the pump body and the motor as claimed in claim 1, wherein: the first spring (13) is sleeved with the connecting rod (12), and the shock pad (14) is made of rubber materials.

6. The single-stage single-suction centrifugal pump convenient for the installation and connection of the pump body and the motor as claimed in claim 2, wherein: the movable seat (4) is movably connected with the movable groove (3), and the fastening bolt (18) is in threaded connection with the fastening nut (19).