CN220956167U

CN220956167U - Water pump with good sealing effect

Info

Publication number: CN220956167U
Application number: CN202322713651.2U
Authority: CN
Inventors: 柯联敏; 季庆辉; 杨平华
Original assignee: Zhejiang Dongmu Pump Industry Co ltd
Current assignee: Zhejiang Dongmu Pump Industry Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-05-14
Anticipated expiration: 2033-10-10

Abstract

The utility model provides a water pump with a good sealing effect, and relates to the technical field of water pumps. According to the utility model, through the arrangement of the connecting pipe, the fixing flange can be removed from the sealing groove through the connecting pipe after being worn, so that the fixing flange can be disassembled for replacement, the phenomenon that the fixing flange needs to be replaced by other processing after being worn by welding the fixing flange is avoided, and when the pipeline is mounted on the fixing flange through the arrangement of the plurality of sealing rings A, the sealing sleeves, the sealing gaskets and the sealing rings B, the junction of the pipeline and the fixing flange can be subjected to multiple sealing through the sealing sleeves, the sealing gaskets and the sealing rings B, the sealing effect of the water pump is better, and the phenomenon that a water source leaks from the junction of the water outlet pipe and the pipeline is avoided.

Description

Water pump with good sealing effect

Technical Field

The utility model relates to the technical field of water pumps, in particular to a water pump with a good sealing effect.

Background

A water pump is a mechanical device for transporting liquid, which is powered by an external energy source to flow the liquid in a certain direction in a pipeline or the pipeline, and the water pump is powered by a power device (usually an electric motor) to drive a rotor to rotate, so as to generate centrifugal force or displacement force, so that the liquid is transported from a low-pressure area to a high-pressure area.

The publication No. CN214499447U discloses a water pump, which comprises an impeller, a pump shell, a pump shaft, a water inlet, a water outlet, a pressure sensor and a frequency converter, wherein the impeller is rotatably arranged on the pump shaft; the frequency converter is characterized by further comprising a permanent magnet synchronous motor and a digital integrated controller, wherein the synchronous motor is electrically connected with the frequency converter. Although the water pump provided by the embodiment of the utility model adopts the permanent magnet synchronous motor to replace the traditional asynchronous motor, so that the water pump provided with the permanent magnet synchronous motor with the rotating speed being converted more is higher in efficiency, smaller in size and lighter in weight, and tends to be used in the future, after the water pump is used for a long time, sealing elements such as O-shaped rings and sealing gaskets are likely to be aged and worn, so that the sealing performance is reduced, leakage is likely to occur, the efficiency of the pump is reduced, liquid cannot be smoothly conveyed to a designated position, waste, loss and equipment failure are likely to be caused, pipelines at two ends of a water inlet pipe and a water outlet pipe of the water pump are often detached, the water inlet pipe and the water outlet pipe are likely to be worn, parts of the water pump are likely to be corroded, rubbed and the like, the service life of the equipment is likely to be accelerated, the sealing performance at the water inlet pipe and the water outlet pipe is likely to be prevented from being leaked, and the joint of the common water inlet pipe is welded and fixed, so that the replacement and maintenance of the worn position of the water inlet pipe and the water inlet pipe are relatively troublesome, and the improvement are required.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a water pump with good sealing effect.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sealed effectual water pump, includes motor, support frame and the pump body, motor fixed mounting is on the top of the pump body, fixed mounting between pump body and motor and the support frame, one side fixed mounting on the pump body surface has the inlet tube, one side fixed mounting that the inlet tube was kept away from on the pump body surface has the outlet pipe, the both ends of outlet pipe and inlet tube all are provided with flange, the seal groove has been seted up to the one end that the pump body was kept away from to the outlet pipe, the one end of outlet pipe is provided with the connecting pipe, the one end fixed mounting that the connecting pipe surface is close to seal groove has sealing washer A, the position department fixed mounting that the connecting pipe surface is close to sealing washer A has the dog, the middle cover on connecting pipe surface is equipped with fixed hollow rod, the one end fixed mounting of fixed hollow rod has the spacing collar, the inside sliding connection of flange has sealing sleeve, sealing sleeve's one end fixed mounting has the sealing washer, the position department fixed mounting that the sealing washer both sides are close to flange.

Further, the pump body is composed of a pump shell and a rotor, the rotor is connected with the output end of the motor, and the rotor is rotationally connected with the pump shell. Accordingly, in order to enable the electric starting to drive the rotor to rotate, the water pump can pump water normally.

Further, the structure of inlet tube one end is the same with the structure of outlet pipe one end, fixed mounting between connecting pipe and the mounting flange, sliding connection between connecting pipe and the seal groove. Accordingly, the connection pipe is connected to the water outlet pipe for convenience.

Further, the sealing rings A are uniformly arranged on the surface of the connecting pipe, a straight rod is fixedly arranged on the surface of the fixed hollow rod, and the fixed hollow rod, the limiting ring and the connecting pipe are in sliding connection. Accordingly, in order to enable the limiting ring to move on the connecting pipe so as to prop against the stop block, the fixed hollow rod is limited.

Further, a thread groove is formed in the position, close to the connecting pipe, of the surface of the water outlet pipe, the thread groove is connected with the fixed hollow rod in a threaded mode, and the sealing gasket is attached to the fixed flange. Accordingly, the connection tightness between the pipeline and the water inlet pipe and the water outlet pipe is better.

Further, the four corners of support frame bottom all is provided with adjusts supporting mechanism, it includes the support column to adjust supporting mechanism, the equal fixed mounting in the four corners of support frame bottom to support column, the bottom of support column runs through and is provided with the threaded rod, the stopper is installed to the bottom of threaded rod, the bottom fixed mounting of stopper has the installation fixed plate, the bottom fixed mounting on threaded rod surface has hexagonal block B, the position department cover that the threaded rod surface is close to hexagonal block B top is equipped with hexagonal block A. Therefore, in order to facilitate the adjustment of the heights of the four corners of the support frame, the water pump can be kept in a horizontal state at the uneven position of the foundation.

Further, the limiting block is rotationally connected with the threaded rod, the hexagonal block A is in threaded connection with the threaded rod, and the threaded rod is in threaded connection with the support column. Accordingly, in order to enable the height of the support column to be adjusted, the support column can be abutted against the support column through the hexagonal block A in a rotating mode, and the support column is limited on the threaded rod.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. According to the utility model, through the arrangement of the connecting pipe, the fixing flange can be removed from the sealing groove through the connecting pipe after being worn, so that the fixing flange can be disassembled for replacement, the phenomenon that the fixing flange needs to be replaced by other processing after being worn by welding the fixing flange is avoided, and when the pipeline is mounted on the fixing flange through the arrangement of the plurality of sealing rings A, the sealing sleeves, the sealing gaskets and the sealing rings B, the junction of the pipeline and the fixing flange can be subjected to multiple sealing through the sealing sleeves, the sealing gaskets and the sealing rings B, the sealing effect of the water pump is better, and the phenomenon that a water source leaks from the junction of the water outlet pipe and the pipeline is avoided.

2. According to the utility model, through the arrangement of the support columns, the threaded rods and the mounting fixing plates, when the water pump is used on uneven ground, the heights of the support columns can be adjusted through the rotation of the threaded rods, so that the heights of the four corners at the bottom end of the support frame are respectively adjusted, the water pump is in a horizontal state, the phenomenon that the water pump is pumped due to unstable placement of the water pump is avoided, and the water pump is more convenient to use.

Drawings

FIG. 1 is a schematic diagram of a water pump with good sealing effect according to the present utility model;

FIG. 2 is a schematic diagram of a part of explosion structure of a water pump with good sealing effect;

FIG. 3 is an enlarged view of the portion A in FIG. 2 of the water pump with good sealing effect according to the present utility model;

fig. 4 is an enlarged view of B in fig. 2 of the water pump with good sealing effect according to the present utility model.

Legend description:

1. A motor; 2. a support frame; 3. a water outlet pipe; 4. a support column; 5. a pump body; 6. a water inlet pipe; 7. a thread groove; 8. sealing grooves; 9. a connecting pipe; 10. a stop block; 11. fixing the hollow rod; 12. a limiting ring; 13. a sealing sleeve; 14. a sealing ring B; 15. a sealing gasket; 16. a fixed flange; 17. a straight rod; 18. a sealing ring A; 19. hexagonal block A; 20. a threaded rod; 21. hexagonal block B; 22. installing a fixing plate; 23. and a limiting block.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a water pump with good sealing effect, which comprises a motor 1, a supporting frame 2 and a pump body 5, the pump body 5 is by pump shell and rotor constitution, be connected between the output of rotor and motor 1, rotate between rotor and the pump shell and be connected, motor 1 fixed mounting is on the top of pump body 5, fixed mounting is between pump body 5 and motor 1 and the supporting frame 2, one side fixed mounting of pump body 5 surface has inlet tube 6, one side fixed mounting of pump body 5 surface that keeps away from inlet tube 6 has outlet pipe 3, the both ends of outlet pipe 3 and inlet tube 6 all are provided with flange 16, seal groove 8 has been seted up to the one end that outlet pipe 3 kept away from pump body 5, the one end of outlet pipe 3 is provided with connecting pipe 9, the structure of inlet tube 6 one end and outlet pipe 3 one end is the same, fixed mounting between connecting pipe 9 and the flange 16, sliding connection between connecting pipe 9 and the seal groove 8, the one end fixed mounting that is close to seal groove 8 on connecting pipe 9 surface has sealing washer A18, a stop block 10 is fixedly arranged on the surface of the connecting pipe 9 at the position close to the sealing ring A18, a fixed hollow rod 11 is sleeved in the middle of the surface of the connecting pipe 9, a limiting ring 12 is fixedly arranged at one end of the fixed hollow rod 11, a sealing sleeve 13 is connected inside a fixed flange 16 in a sliding manner, a sealing gasket 15 is fixedly arranged at one end of the sealing sleeve 13, sealing rings B14 are fixedly arranged on the two sides of the sealing gasket 15 at the position close to the fixed flange 16, the sealing rings A18 are uniformly arranged on the surface of the connecting pipe 9, a straight rod 17 is fixedly arranged on the surface of the fixed hollow rod 11, the limiting ring 12 and the connecting pipe 9 are in sliding connection, a thread groove 7 is formed on the surface of the water outlet pipe 3 at the position close to the connecting pipe 9, the thread groove 7 is in threaded connection with the fixed hollow rod 11, the sealing gasket 15 is attached to the fixed flange 16, the design of connecting pipe 9 is in order to make mounting flange 16 after wearing and tearing, can shift out seal groove 8 through connecting pipe 9, can make mounting flange 16 dismantle and change, avoided because of through welding mounting flange 16, need other processing to take place to change its phenomenon production after leading to the mounting flange 16 wearing and tearing, and through the setting of multilayer sealing washer A18, sealing sleeve 13, sealing washer 15 and sealing washer B14, make the pipeline when installing on mounting flange 16, can carry out multiple sealing through sealing sleeve 13, sealing washer 15 and sealing washer B14 to the junction of pipeline and mounting flange 16, make the sealed effect of water pump better, avoided the water source to leak the phenomenon production of outlet pipe 3 and pipeline junction.

Example two

Referring to fig. 2 and 4, the four corners of the bottom end of the support frame 2 are provided with an adjusting and supporting mechanism, the adjusting and supporting mechanism comprises a support column 4, the support column 4 is fixedly installed at the four corners of the bottom end of the support frame 2, a threaded rod 20 is arranged at the bottom end of the support column 4 in a penetrating manner, a limiting block 23 is installed at the bottom end of the threaded rod 20, a fixing plate 22 is fixedly installed at the bottom end of the limiting block 23, a hexagonal block A19 is sleeved at the position, close to the top end of the hexagonal block B21, of the threaded rod 20, the limiting block 23 is rotationally connected with the threaded rod 20, the hexagonal block A19 is in threaded connection with the threaded rod 20, the threaded rod 20 is in threaded connection with the support column 4, and when the water pump is used on uneven ground, the height of the support column 4 can be adjusted through the rotation of the threaded rod 20, so that the height of the four corners of the bottom end of the support frame 2 is respectively adjusted, the water pump is in a horizontal state, the phenomenon that water pump is not affected by the placement of the water pump is avoided, and the water pump is more convenient to use.

Working principle: when the water pump is used, the pipeline is firstly lifted up and respectively connected with the fixing flanges 16 at the two ends of the water inlet pipe 6 and the water outlet pipe 3, after the pipeline is connected, the pipeline of the water inlet pipe 6 is placed in a water source, one end of the pipeline at the mouth of the water outlet pipe 3 is placed at the end position where water needs to be conveyed, at the moment, the motor 1 is started, the rotor is driven to rotate by the starting of the motor 1, the rotation of the rotor drives the water source to flow from the water inlet pipe 6 to the water outlet pipe 3 due to the influence of centrifugal force, so that the water source is conveyed to other places from the water outlet pipe 3 through the pipeline, when the water pump is used on uneven ground, the installation fixing plate 22 is firstly fixed on the ground, at the moment, the hexagonal block B21 is rotated by using the handle, the hexagonal block B21 is driven to always keep the in-situ rotation of the threaded rod 20 due to the influence of the limiting ring 12, the in-situ rotation of the threaded rod 20 drives the support column 4 to move upwards, so that the heights of four corners of the support frame 2 are respectively adjusted until the water pump is adjusted to be in a horizontal state, then the hexagonal block A19 is reversely rotated, the hexagonal block A19 is rotated and moved towards the direction of the support column 4 until the hexagonal block A19 is moved to abut against the bottom end of the support column 4, the support column 4 and the threaded rod 20 are limited, when the fixing flange 16 needs to be replaced, the straight rod 17 is firstly rotated, the rotation of the straight rod 17 drives the fixing hollow rod 11 to rotate, so that the fixing hollow rod 11 rotates in the threaded groove 7 and moves towards the direction of the fixing flange 16, until the fixing hollow rod 11 moves away from the water outlet pipe 3, the fixing flange 16 is pulled, the connecting pipe 9 can be driven to move out of the sealing groove 8, at the moment, the fixing flange 16 which needs to be replaced is lifted, one end of the connecting pipe 9 is aligned with the sealing groove 8 and moves along the sealing groove 8, until the connecting pipe 9 moves to the inside of the sealing groove 8, the fixed hollow rod 11 is rotated at this time, the fixed hollow rod 11 is screwed along the limiting groove until the limiting ring 12 abuts against the stop block 10, so that the connecting pipe 9 and the water outlet pipe 3 are fixed, when the sealing gasket 15 is replaced, the sealing sleeve 13 is firstly moved along the fixing flange 16 until the sealing sleeve 13 moves out of the fixing flange 16, then a new sealing sleeve 13 and the sealing gasket 15 are lifted, one end of the sealing sleeve 13 is moved in the direction of the fixing flange 16 until the sealing sleeve 13 moves to the inside of the fixing flange 16, and then the sealing gasket 15 can be installed.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a sealed effectual water pump, includes motor (1), support frame (2) and pump body (5), its characterized in that: the utility model discloses a motor, including pump body (5), motor (1), pump body (5), motor (1) and support frame (2), one side fixed mounting on pump body (5) surface has inlet tube (6), one side fixed mounting on pump body (5) surface keep away from inlet tube (6) has outlet pipe (3), the both ends of outlet pipe (3) and inlet tube (6) all are provided with flange (16), sealing groove (8) have been seted up to the one end that pump body (5) was kept away from to outlet pipe (3), the one end of outlet pipe (3) is provided with connecting pipe (9), the one end fixed mounting that is close to sealing groove (8) on connecting pipe (9) surface has sealing washer A (18), the one side fixed mounting that is close to sealing washer A (18) on connecting pipe (9) surface has dog (10), the middle cover on connecting pipe (9) surface is equipped with fixed hollow pole (11), the one end fixed mounting of fixed hollow pole (11) has spacing ring (12), the inside sliding connection of flange (16) has sealing sleeve (13), sealing sleeve (13) fixed mounting has sealing washer (15), and sealing rings B (14) are fixedly arranged at the positions, close to the fixed flanges (16), on two sides of the sealing gasket (15).

2. The water pump with good sealing effect according to claim 1, wherein: the pump body (5) consists of a pump shell and a rotor, wherein the rotor is connected with the output end of the motor (1), and the rotor is rotationally connected with the pump shell.

3. The water pump with good sealing effect according to claim 1, wherein: the structure of one end of the water inlet pipe (6) is the same as that of one end of the water outlet pipe (3), the connecting pipe (9) is fixedly arranged between the water inlet pipe and the water outlet pipe, the connecting pipe (9) is in sliding connection with the sealing groove (8).

4. The water pump with good sealing effect according to claim 1, wherein: the sealing rings A (18) are uniformly arranged on the surface of the connecting pipe (9), a straight rod (17) is fixedly arranged on the surface of the fixed hollow rod (11), and the fixed hollow rod (11), the limiting ring (12) and the connecting pipe (9) are in sliding connection.

5. The water pump with good sealing effect according to claim 1, wherein: the position of the surface of the water outlet pipe (3) close to the connecting pipe (9) is provided with a thread groove (7), the thread groove (7) is in threaded connection with the fixed hollow rod (11), and the sealing gasket (15) is attached to the fixed flange (16).

6. The water pump with good sealing effect according to claim 1, wherein: the utility model discloses a support frame, including support frame (2), support frame (2) bottom, support frame (20) are installed in the bottom of support frame (2), support frame (2) bottom all are provided with regulation supporting mechanism in the four corners, support frame (4) all fixed mounting is in the four corners of support frame (2) bottom, the bottom of support frame (4) is run through and is provided with threaded rod (20), stopper (23) are installed to the bottom of threaded rod (20), the bottom fixed mounting of stopper (23) has installation fixed plate (22), the bottom fixed mounting of threaded rod (20) surface has hexagonal block B (21), the position department cover that the threaded rod (20) surface is close to hexagonal block B (21) top is equipped with hexagonal block A (19).

7. The water pump with good sealing effect according to claim 6, wherein: the limiting block (23) is rotationally connected with the threaded rod (20), the hexagonal block A (19) is in threaded connection with the threaded rod (20), and the threaded rod (20) is in threaded connection with the support column (4).