CN220081745U

CN220081745U - Unidirectional floating water pump

Info

Publication number: CN220081745U
Application number: CN202321630408.8U
Authority: CN
Inventors: 耿显桃
Original assignee: Dongguan Lingsheng Pump Industry Technology Co ltd
Current assignee: Dongguan Lingsheng Pump Industry Technology Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-11-24
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a unidirectional floating water pump, which comprises a water pump cavity shell and a metal cover plate arranged on the water pump cavity shell, wherein a first flowing cavity is formed by enclosing between the metal cover plate and the water pump cavity shell, a raised mounting seat is arranged in the water pump cavity shell, a shaft sleeve and a rotating shaft which penetrates through the shaft sleeve and is limited by the end part and is unidirectional floating are arranged on the mounting seat, and an impeller and a magnetic ring sleeved on the impeller are fixedly arranged at the lower end of the rotating shaft; a driving motor corresponding to the magnetic ring is arranged on the water pump cavity shell; a bottom shell is further arranged at the bottom of the water pump cavity shell, a second flow cavity is formed by enclosing the bottom shell and the metal cover plate, and a flow hole is formed in the metal cover plate; a heat conduction copper bottom plate is arranged on the bottom shell; the current situation that in the prior art, after the impeller is rotationally installed through the rotating shaft, bidirectional floating is generated in the operation process, so that the balance of the impeller is poor, and friction is generated between the rotating shaft and the shaft sleeve to form noise is improved.

Description

Unidirectional floating water pump

Technical Field

The utility model relates to the technical field of heat dissipation water pumps, in particular to a unidirectional floating water pump.

Background

Under the condition of higher computer configuration, the heat dissipation effect of components such as a main board and a display card needs to be quickened so as to meet the requirement of long-time continuous use, a fan is generally adopted for heat dissipation or a cooling medium circulation heat dissipation mode is adopted, cooling medium circulation heat dissipation is adopted, cooling medium circulation flow is required to be driven, the effect of heat conduction and heat exchange is realized, and therefore generated high heat is rapidly dissipated, and the temperature of computer components is reduced.

As disclosed in chinese patent CN218030667U, a driving device is specifically described that the driving device includes a driving motor fixed on a housing, an impeller is installed at an output end of the driving motor, the impeller is rotatably installed and connected through a rotating shaft, and floating gaps are formed at upper and lower ends of the rotating shaft, so that the impeller rotates in an actual running process and can float up and down or shake in a left-right direction, balance is poor in the running process of the impeller, and therefore friction between the rotating shaft and a shaft sleeve is increased in the running process to generate abnormal noise and noise.

Disclosure of Invention

First technical problem

The utility model aims to provide a one-way floating water pump, which solves the problems that in the prior art, after an impeller is rotationally installed through a rotating shaft, bidirectional floating is generated in the running process, so that the balance of the impeller is poor, and friction is generated between the rotating shaft and a shaft sleeve to form noise.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a one-way floating water pump, includes water pump cavity shell and installs the metal cover plate on the water pump cavity shell, enclose between metal cover plate and the water pump cavity shell and close and form first flow chamber, be equipped with bellied mount pad in the water pump cavity shell, install the axle sleeve on the mount pad and pass axle sleeve and the spacing one-way floating rotation axis of tip, rotation axis lower extreme fixed with impeller and cover and establish the magnetic ring on the impeller; a driving motor corresponding to the magnetic ring is arranged on the water pump cavity shell; a bottom shell is further arranged at the bottom of the water pump cavity shell, a second flow cavity is formed by enclosing the bottom shell and the metal cover plate, and a flow hole is formed in the metal cover plate; and a heat conduction copper bottom plate is arranged on the bottom shell.

Preferably, the water pump cavity shell is provided with a first connector communicated with the first flow cavity and a second connector communicated with the second flow cavity.

Preferably, the rotating shaft penetrates through the end part of the shaft sleeve and is provided with a limiting head part and a clamping spring for limiting and clamping the limiting head part.

Preferably, wear plates are arranged at the bottoms of the mounting seats and are used for abutting against the limiting heads.

Preferably, the water pump further comprises an upper cover assembly arranged on the water pump cavity shell, the upper cover assembly comprises a shell and an upper shell connected to the shell, and a display screen is arranged in the upper shell.

Preferably, a first sealing ring is arranged between the water pump cavity shell and the metal cover plate, a second sealing ring is arranged between the metal cover plate and the bottom shell, and a third sealing ring is arranged between the bottom shell and the heat conduction copper bottom plate.

Preferably, a plurality of first fasteners uniformly distributed along the circumferential direction are arranged between the bottom shell and the water pump cavity shell, and a plurality of second fasteners uniformly distributed along the circumferential direction are arranged between the heat conducting copper bottom plate and the bottom shell.

Preferably, a flow guiding part protruding towards the second flow cavity is arranged on the bottom shell, and a flow guiding channel is arranged on the flow guiding part; and a silica gel sealing gasket is arranged between the flow guiding part and the heat conducting copper bottom plate.

Preferably, the bottom shell is provided with a matching installation part, and the matching installation part is provided with a plurality of clamping blocks uniformly distributed along the circumferential direction.

(III) beneficial effects

The impeller is fixed at one end of the rotating shaft, and the other end of the rotating shaft passes through the shaft sleeve and then is in limit connection, so that the impeller can float unidirectionally with the rotating shaft, and meanwhile, a magnetic ring sleeved on the impeller is pulled by the metal cover plate to realize a magnetic force pulling to generate a suspension state, so that suspension rotation can be formed along the unidirectionally floating direction, the situation that the rotating shaft is inclined due to the fact that the rotating shaft is carried by the impeller can be avoided, friction is reduced, and noise is avoided;

and after the driving motor generates a magnetic field for driving the magnetic ring to rotate, the impeller can rotate at a high speed in a suspension state, so that a more balanced rotation state is formed, the friction force in the rotation process is reduced, and the service life is effectively prolonged.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2;

FIG. 4 is a schematic view of a first perspective exploded view of an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a second perspective exploded view of an embodiment of the present utility model;

in fig. 1 to 5, the correspondence between the component names or lines and the drawing numbers is:

the water pump cavity shell 1, the metal cover plate 2, the first flow cavity 3, the mounting seat 4, the shaft sleeve 5, the rotating shaft 6, the limit head 60, the impeller 7, the magnetic ring 8, the driving motor 9, the bottom shell 10, the flow guiding part 101, the flow guiding channel 102, the matched mounting part 103, the clamping block 104, the second flow cavity 11, the flow hole 12, the heat conducting copper bottom plate 13, the first joint 14, the second joint 15, the clamping spring 16, the wear plate 17, the upper cover assembly 18, the outer shell 181, the upper shell 182, the display screen 183, the first sealing ring 19, the second sealing ring 20, the third sealing ring 21, the first fastening piece 22, the second fastening piece 23 and the silica gel sealing gasket 24.

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.

Referring to fig. 1-5, the embodiment of the utility model provides a unidirectional floating water pump, which comprises a water pump cavity shell 1 and a metal cover plate 2 installed on the water pump cavity shell 1, wherein the metal cover plate 2 mainly uses a metal material capable of being magnetically attracted, a first flowing cavity 3 is formed by enclosing between the metal cover plate 2 and the water pump cavity shell, a raised mounting seat 4 is arranged in the water pump cavity shell, a shaft sleeve 5 and a rotating shaft 6 penetrating through the shaft sleeve 5 and having a limited unidirectional floating end are installed on the mounting seat 4, an impeller 7 and a magnetic ring 8 sleeved on the impeller 7 are fixedly installed at the lower end of the rotating shaft 6, the impeller 7 is supported by the rotating shaft 6, the lower end is fixed, the upper end can be unidirectionally floated after the upper end is limited, and after the metal cover plate 2 generates attraction force to the magnetic ring 8, the magnetic ring 8 is brought into a state with the impeller 7, so that the rotating friction force of the rotating shaft 6 is reduced, the impeller 7 is kept in a stable state to rotate, the impeller 7 is balanced in the rotating process, the friction force between the rotating shaft 6 and the shaft sleeve 5 is avoided, the situation that noise is generated between the rotating shaft 6 and the rotating shaft 6 is avoided, and the service life of the rotating shaft is prolonged.

In order to drive the impeller 7 and avoid water leakage, the water pump cavity shell 1 is provided with a driving motor 9 corresponding to the magnetic ring 8, the driving motor 9 generates an electromagnetic field, so that the magnetic ring 8 rotates in the electromagnetic field to drive the impeller 7 to rotate, meanwhile, the bottom of the water pump cavity shell 1 is also provided with a bottom shell 10, a second flow cavity 11 is formed by surrounding the bottom shell 10 and the metal cover plate 2, the metal cover plate 2 is provided with a flow hole 12, and the bottom shell 10 is provided with a heat conducting copper bottom plate 13.

Specifically, during operation, cooling water or refrigerant is introduced into the second flow cavity 11, flows into the first flow cavity 3 through the flow holes 12 and then flows outwards under the rotation drive of the impeller 7, so that circulating flow is realized, and the heat conducting copper bottom plate 13 can exchange heat between external heat and cooling water or refrigerant flowing inside, so that rapid circulating heat dissipation of the external heat is realized.

Specifically, when the cooling device is used, the water pump is arranged in the cooling circulation system, and mainly circulation driving is carried out on cooling water or refrigerant, so that the heat dissipation efficiency is accelerated.

Specifically, the water pump cavity shell 1 is provided with a first connector 14 communicated with the first flow cavity 3 and a second connector 15 communicated with the second flow cavity 11, and the first connector 14 and the second connector 15 can be used for connecting an input pipeline and an input pipeline of a circulating heat dissipation system, so that the water pump is inserted into the circulating system.

Specifically, the unidirectional floating limiting of the rotating shaft 6 is that the rotating shaft 6 passes through the shaft sleeve 5, the end part of the rotating shaft 6 passing through the shaft sleeve 5 is provided with a limiting head 60 and a clamping spring 16 for limiting and clamping the limiting head 60, after the limiting head 60 is limited by the clamping spring 16, the limiting head 60 cannot be separated from the shaft sleeve 5, and after the rotating shaft 6 floats, the limiting head 60 moves to the position of the clamping spring 16 to stop moving.

In the rotation process, the rotating shaft 6 may contact the bottom of the mounting seat 4, in order to avoid the abrasion of the mounting seat 4 caused by the generated friction, specifically, the bottom of the mounting seat 4 is provided with an abrasion-proof piece 17, and the abrasion-proof piece 17 is used for abutting against the limit head 60, so as to realize abrasion-proof protection on the bottom of the mounting seat 4, and improve the service life of long-time running.

Specifically, still include and install upper cover subassembly 18 on the pump chamber shell 1, upper cover subassembly 18 includes shell 181 and connects upper shell 182 on the shell 181, install display screen 183 in the upper shell 182, display screen 183 can show parameters such as inside cooling water or coolant temperature after the heat transfer to confirm the radiating effect, specific display condition and parameter acquisition sensor all can adopt prior art mature product can, this place is not tired.

In order to seal the first flow chamber 3 and the second flow chamber 11 and improve the circulation rate, a first sealing ring 19 is arranged between the water pump chamber shell 1 and the metal cover plate 2, a second sealing ring 20 is arranged between the metal cover plate 2 and the bottom shell 10, a third sealing ring 21 is arranged between the bottom shell 10 and the heat conducting copper bottom plate 13, the first flow chamber 3 is reliably sealed through the first sealing ring 19, and the first sealing ring 19 and the third sealing ring 21 reliably seal the second flow chamber 11.

Specifically, a plurality of first fasteners 22 uniformly distributed along the circumferential direction are arranged between the bottom shell 10 and the water pump cavity shell 1, and a plurality of second fasteners 23 uniformly distributed along the circumferential direction are arranged between the heat conducting copper bottom plate 13 and the bottom shell 10; the first fastening piece 22 and the second fastening piece 23 are both screws, the bottom shell 10 is fixedly installed on the water pump cavity shell 1 through the first fastening piece 22, and the heat conducting copper bottom plate 13 is fixedly installed on the bottom shell 10 through the second fastening piece 23.

In order to facilitate the cooling water or the refrigerant to flow at an accelerated speed in the circulation process, a flow guiding part 101 protruding towards the second flow chamber 11 is arranged on the bottom shell 10, a flow guiding channel 102 is arranged on the flow guiding part 101, and a silica gel sealing gasket 24 is arranged between the flow guiding part 101 and the heat conducting copper bottom plate 13, so that the cooling water or the refrigerant flowing through the flow guiding channel 102 can flow at an accelerated speed, and the circulation efficiency is improved.

When installing whole water pump, mainly install through drain pan 10 and connect, specifically be equipped with cooperation installation department 103 on the drain pan 10, be equipped with a plurality of block 104 along circumference equipartition on the cooperation installation department 103, realize the quick connection of whole water pump through cooperation installation department 103 and block 104 through rotatory block's connected mode fast.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A unidirectional floating water pump, characterized in that: the water pump comprises a water pump cavity shell and a metal cover plate arranged on the water pump cavity shell, wherein a first flowing cavity is formed by enclosing between the metal cover plate and the water pump cavity shell, a convex mounting seat is arranged in the water pump cavity shell, a shaft sleeve and a rotating shaft which penetrates through the shaft sleeve and is limited by the end part and floats in a one-way manner are arranged on the mounting seat, and an impeller and a magnetic ring sleeved on the impeller are fixedly arranged at the lower end of the rotating shaft;

a driving motor corresponding to the magnetic ring is arranged on the water pump cavity shell;

a bottom shell is further arranged at the bottom of the water pump cavity shell, a second flow cavity is formed by enclosing the bottom shell and the metal cover plate, and a flow hole is formed in the metal cover plate;

and a heat conduction copper bottom plate is arranged on the bottom shell.

2. A unidirectional floating water pump as claimed in claim 1, wherein: the water pump cavity shell is provided with a first connector communicated with the first flow cavity and a second connector communicated with the second flow cavity.

3. A unidirectional floating water pump as claimed in claim 1, wherein: the rotating shaft penetrates through the end part of the shaft sleeve and is provided with a limiting head part and a clamp spring for limiting and clamping the limiting head part.

4. A unidirectional floating water pump as claimed in claim 3, wherein: the mounting seat bottom is equipped with wear pad, wear pad is used for the butt spacing head.

5. A unidirectional floating water pump according to any one of claims 1 to 4, wherein: the water pump comprises a water pump cavity shell, and is characterized by further comprising an upper cover assembly arranged on the water pump cavity shell, wherein the upper cover assembly comprises a shell and an upper shell connected to the shell, and a display screen is arranged in the upper shell.

6. A unidirectional floating water pump as claimed in claim 5, wherein: the water pump cavity shell is provided with a first sealing ring between the metal cover plate and the water pump cavity shell, a second sealing ring is arranged between the metal cover plate and the bottom shell, and a third sealing ring is arranged between the bottom shell and the heat conducting copper bottom plate.

7. The unidirectional floating water pump of claim 6, wherein: a plurality of first fasteners which are uniformly distributed along the circumferential direction are arranged between the bottom shell and the water pump cavity shell, and a plurality of second fasteners which are uniformly distributed along the circumferential direction are arranged between the heat conducting copper bottom plate and the bottom shell.

8. A unidirectional floating water pump as claimed in claim 7, wherein: the bottom shell is provided with a flow guide part protruding towards the second flow cavity, and the flow guide part is provided with a flow guide channel;

and a silica gel sealing gasket is arranged between the flow guiding part and the heat conducting copper bottom plate.

9. A unidirectional floating water pump as claimed in claim 5, wherein: the bottom shell is provided with a matched installation part, and the matched installation part is provided with a plurality of clamping blocks uniformly distributed along the circumferential direction.