CN213235468U

CN213235468U - Horizontal pipeline centrifugal pump

Info

Publication number: CN213235468U
Application number: CN202021563309.9U
Authority: CN
Inventors: 吴桂壁; 陈森
Original assignee: Yangzhou Hongyue Mchanical Co ltd
Current assignee: Yangzhou Hongyue Mchanical Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-05-18
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a horizontal pipeline centrifugal pump, including frame, motor and miniature compressor, the frame below is provided with the base, the frame top is provided with the motor, be provided with on the motor lateral wall miniature compressor, be provided with the terminal box on another lateral wall of motor, terminal box one side is provided with the ring flange, ring flange one side is provided with the pump body, the base with the frame passes through screw connection, the motor with the frame passes through screw connection, miniature compressor with the motor passes through screw connection, the terminal box with the motor passes through screw connection. Has the advantages that: the utility model discloses a set up miniature compressor, can dispel the heat to the centrifugal pump motor, avoid motor operating temperature too high to cause the centrifugal pump to burn the heat impaired, improved the efficiency that the horizontal pipeline centrifugal pump used.

Description

Horizontal pipeline centrifugal pump

Technical Field

The utility model relates to a centrifugal pump art field, concretely relates to horizontal pipeline centrifugal pump.

Background

The centrifugal pump works by utilizing the rotation of an impeller to enable water to generate centrifugal motion, before the water pump is started, a pump shell and a water suction pipe are filled with water, then a motor is started, a pump shaft drives the impeller and the water to generate high-speed rotation motion, the water generates centrifugal motion and is thrown to the outer edge of the impeller, and the water flows into a water pressure pipeline of the water pump through a flow channel of a volute-shaped pump shell.

At present, most of existing horizontal pipeline centrifugal pumps adopt simple structures, and due to the fact that the pressure in a pipeline is large, the operating temperature of a motor is easily caused to be too high, the centrifugal pump is burnt and damaged, the using efficiency of the horizontal pipeline centrifugal pump is reduced, secondly, the existing horizontal pipeline centrifugal pumps mostly adopt an integral sealing structure, and due to the fact that the centrifugal pump operates for a long time, the bearing is easily rubbed and heated greatly, the using performance of the centrifugal pump is reduced, and the using requirements of the horizontal pipeline centrifugal pump cannot be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the horizontal pipeline centrifugal pump is provided, and the problems that the centrifugal pump is burnt and damaged easily due to overhigh running temperature of a motor and the use efficiency of the horizontal pipeline centrifugal pump is reduced because the pressure in a pipeline is high in the conventional horizontal pipeline centrifugal pump are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a horizontal pipeline centrifugal pump, including frame, motor and miniature compressor, the frame below is provided with the base, the frame top is provided with the motor, be provided with on the motor lateral wall miniature compressor, be provided with the terminal box on another lateral wall of motor, terminal box one side is provided with the ring flange, ring flange one side is provided with the pump body, the base with the frame passes through screw connection, the motor with the frame passes through screw connection, miniature compressor with the motor passes through screw connection, the terminal box with the motor passes through screw connection, the ring flange with the motor passes through screw connection, the pump body with the ring flange welding.

Further, the motor transmission output end is connected with a rotating shaft, and a bearing is arranged on the outer side of the rotating shaft.

Through adopting above-mentioned technical scheme, the motor rotates the pivot drives simultaneously the impeller rotates.

Further, a clamping seat is arranged on the outer side of the bearing, a lubricating tank is arranged above the clamping seat, one end of the rotating shaft is connected with an impeller, a water outlet pipe is arranged above the impeller, a water inlet pipe is arranged at one end of the impeller, and a support is welded below the pump body.

By adopting the technical scheme, the support can enable the pump body to be fixed firmly.

Furthermore, the rotating shaft is connected with the motor through a key, and the rotating shaft is rotatably connected with the bearing.

By adopting the technical scheme, the bearing can enable the rotating shaft to flexibly rotate.

Further, the bearing is in interference fit with the clamping seat, the lubricating tank is in threaded connection with the clamping seat, and the lubricating tank penetrates through the pump body.

By adopting the technical scheme, the lubricating tank can lubricate the bearing.

Furthermore, the impeller is inserted into the rotating shaft, and the water outlet pipe is welded with the pump body.

Through adopting above-mentioned technical scheme, rotate the impeller can be pumped water.

Furthermore, the inlet tube with the pump body welding, the support with the base passes through bolted connection.

Through adopting above-mentioned technical scheme, the inlet tube can extract water.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a set up miniature refrigeration compressor, can dispel the heat to the centrifugal pump motor, avoid the motor operating temperature to cause the centrifugal pump to burn the heat and damage, improved the efficiency that the horizontal pipeline centrifugal pump used;

2. for solving current horizontal pipeline centrifugal pump and mostly adopting whole seal structure, because the long-time operation of centrifugal pump makes the bearing friction give out heat greatly easily and causes centrifugal pump performance to descend, can not satisfy the problem of horizontal pipeline centrifugal pump user demand, the utility model discloses a set up the lubrication tank, can lubricate the bearing, avoid the bearing friction to give out heat greatly and cause centrifugal pump performance to descend, satisfy the demand that horizontal pipeline centrifugal pump used.

Drawings

Fig. 1 is a schematic structural view of a horizontal pipeline centrifugal pump according to the present invention;

fig. 2 is an enlarged view of a position a in the horizontal pipe centrifugal pump according to the present invention;

fig. 3 is an internal view of the pump body in the horizontal pipe centrifugal pump of the present invention.

The reference numerals are explained below:

1. a machine base; 2. a base; 3. a motor; 4. a micro refrigeration compressor; 5. a junction box; 6. a flange plate; 7. a pump body; 8. a rotating shaft; 9. a bearing; 10. a card holder; 11. lubricating the tank; 12. an impeller; 13. a water outlet pipe; 14. a water inlet pipe; 15. and (4) a support.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the horizontal pipe centrifugal pump in this embodiment includes a base 1, a motor 3 and a micro refrigeration compressor 4, a base 2 is disposed below the base 1, the motor 3 is disposed above the base 1, the micro refrigeration compressor 4 is disposed on one side wall of the motor 3, the micro refrigeration compressor 4 is a refrigeration compressor with a refrigeration capacity less than 1KW, and has a mini size, a light weight and an ultra-strong durability, a junction box 5 is disposed on the other side wall of the motor 3, a flange 6 is disposed on one side of the junction box 5, a pump body 7 is disposed on one side of the flange 6, the base 2 is connected with the base 1 by screws, the motor 3 is connected with the base 1 by screws, the junction box 5 is connected with the motor 3 by screws, the flange 6 is connected with the motor 3 by screws, the pump body 7 is welded with the flange 6, a transmission output, the 8 outside of pivot is provided with bearing 9, motor 3 rotates pivot 8, it rotates to drive impeller 12 simultaneously, the bearing 9 outside is provided with cassette 10, cassette 10 top is provided with lubricating tank 11, 8 one end of pivot is connected with impeller 12, impeller 12 top is provided with outlet pipe 13, impeller 12 one end is provided with inlet tube 14, the welding of the 7 below of the pump body has support 15, support 15 can make the 7 firm fixings of the pump body, pivot 8 passes through the key-type connection with motor 3, pivot 8 rotates with bearing 9 to be connected, bearing 9 can make 8 nimble rotations of pivot, impeller 12 pegs graft with pivot 8, outlet pipe 13 welds with the pump body 7, rotating impeller 12 can pump water, inlet tube 14 welds with the pump body 7, support 15 passes through the screw connection with base 2, inlet tube 14 can pump water.

As shown in fig. 1 and 3, in this embodiment, the micro refrigeration compressor 4 is connected to the motor 3 through screws, so that heat can be dissipated from the motor 3 of the centrifugal pump, the damage of the centrifugal pump caused by heat burning due to an excessively high operating temperature of the motor 3 is avoided, and the use efficiency of the horizontal pipe centrifugal pump is improved.

As shown in fig. 1 to fig. 3, in this embodiment, the bearing 9 is in interference connection with the clamping seat 10, the lubricating tank 11 is in threaded connection with the clamping seat 10, and the lubricating tank 11 penetrates through the pump body 7, so that the bearing 9 can be lubricated, the reduction of the service performance of the centrifugal pump caused by the large heat generated by friction of the bearing 9 is avoided, and the use requirement of the horizontal pipeline centrifugal pump is met.

The specific implementation process of this embodiment is as follows: the inlet tube 14 of centrifugal pump is connected well with the inlet end department of pipeline, and switch on the power supply to terminal box 5, start motor 3 and miniature compressor 4 simultaneously, motor 3 rotates pivot 8, drive impeller 12, rotate liquid through inlet tube 14 and pump, discharge by outlet pipe 13 at last and collect, because the pipeline internal pressure is big, time motor 3 operation load is big, the high temperature, the air conditioning that produces through compressor, it cools down in getting into motor 3, pivot 8 rotates for a long time with bearing 9 simultaneously, the friction generates heat greatly and causes centrifugal pump performance to descend, inject lubricated liquid into bearing 9 through lubrication tank 11, reduce the friction between bearing 9 and the pivot 8, this horizontal pipe centrifugal pump is convenient to use, the work efficiency of centrifugal pump has been improved.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A horizontal pipeline centrifugal pump is characterized in that: comprises a machine base (1), a motor (3) and a micro refrigeration compressor (4), wherein a base (2) is arranged below the machine base (1), the motor (3) is arranged above the machine base (1), the micro refrigeration compressor (4) is arranged on one side wall of the motor (3), a junction box (5) is arranged on the other side wall of the motor (3), a flange plate (6) is arranged on one side of the junction box (5), a pump body (7) is arranged on one side of the flange plate (6), the base (2) is connected with the machine base (1) through screws, the motor (3) is connected with the machine base (1) through screws, the micro refrigeration compressor (4) is connected with the motor (3) through screws, the junction box (5) is connected with the motor (3) through screws, and the flange plate (6) is connected with the motor (3) through screws, and the pump body (7) is welded with the flange plate (6).

2. The horizontal pipe centrifugal pump according to claim 1, wherein: the motor (3) transmission output end is connected with a rotating shaft (8), and a bearing (9) is arranged on the outer side of the rotating shaft (8).

3. The horizontal pipe centrifugal pump according to claim 2, wherein: the bearing (9) outside is provided with cassette (10), cassette (10) top is provided with lubricating tank (11), pivot (8) one end is connected with impeller (12), impeller (12) top is provided with outlet pipe (13), impeller (12) one end is provided with inlet tube (14), the welding of the pump body (7) below has support (15).

4. The horizontal pipe centrifugal pump according to claim 2, wherein: the rotating shaft (8) is connected with the motor (3) through a key, and the rotating shaft (8) is connected with the bearing (9) in a rotating mode.

5. A horizontal tube centrifugal pump according to claim 3, wherein: the bearing (9) is in interference connection with the clamping seat (10), the lubricating tank (11) is in threaded connection with the clamping seat (10), and the lubricating tank (11) penetrates through the pump body (7).

6. A horizontal tube centrifugal pump according to claim 3, wherein: the impeller (12) is connected with the rotating shaft (8) in an inserting mode, and the water outlet pipe (13) is welded with the pump body (7).

7. A horizontal tube centrifugal pump according to claim 3, wherein: the water inlet pipe (14) is welded with the pump body (7), and the support (15) is connected with the base (2) through screws.