CN216642549U

CN216642549U - Reduce mechanical friction's water pump bearing seal structure

Info

Publication number: CN216642549U
Application number: CN202220216264.0U
Authority: CN
Inventors: 李广济; 徐万平; 王冰
Original assignee: DALIAN HONGZE PUMPS Ltd
Current assignee: DALIAN HONGZE PUMPS Ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-31
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to the technical field of water pumps and discloses a water pump bearing sealing structure capable of reducing mechanical friction. According to the utility model, the sealing cylinder is sealed through the sealing cover, then the sealing cylinder and the sealing cover are fixed through the through hole and the threaded hole by the sealing bolt, then the water throwing ring is fixed through the snap ring on the opening, meanwhile, the ceramic sleeve protects the inside of the sealing cylinder, the sealing cylinder is prevented from being damaged and leaking due to the fact that the shaft lever is abraded when rotating, then the front end and the rear end of the sealing cylinder are protected through the ceramic ring, finally, abrasion of the shaft lever on the opening of the sealing cover is reduced through the ball bearing, the wear resistance is good, and the phenomenon that the water pump cannot work normally due to long-time abrasion of a sealing element inside a pump body is prevented.

Description

Reduce mechanical friction's water pump bearing seal structure

Technical Field

The utility model relates to the technical field of water pumps, in particular to a water pump bearing sealing structure capable of reducing mechanical friction.

Background

The water pump is a machine for conveying liquid or pressurizing liquid, which transmits the mechanical energy of a prime motor or other external energy to the liquid to increase the energy of the liquid, is mainly used for conveying the liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like, and can also convey liquid, gas mixture and liquid containing suspended solids, and the technical parameters of the performance of the water pump include flow, suction lift, shaft power, water power, efficiency and the like; the pump can be divided into a volumetric pump, a vane pump and the like according to different working principles, and the volumetric pump transfers energy by utilizing the change of the volume of a working chamber of the volumetric pump; vane pumps transfer energy by the interaction of rotating vanes with water and are available in the types of centrifugal pumps, axial flow pumps, mixed flow pumps, and the like.

Along with the development of water pump, the water pump that the industry required is more and more high to the requirement of power, and the motor drives the pivot of water pump and wears out the inside sealing member of water pump easily when carrying out high-speed rotation for a long time to influence the leakproofness of water pump, the inside mechanical seal spare wearability of traditional water pump is relatively poor in addition, also can damage the inside mechanical seal spare of water pump when the motor drives the water pump bearing and carries out the operation for a long time, thereby leads to the water pump to damage and can't carry out normal work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a water pump bearing sealing structure for reducing mechanical friction.

In order to achieve the purpose, the utility model adopts the following technical scheme: a water pump bearing sealing structure capable of reducing mechanical friction comprises a sealing barrel, wherein a plurality of threaded holes are formed in the front end and the rear end of the sealing barrel at equal intervals, ceramic rings are arranged at the front end and the rear end of the inside of the sealing barrel, a ceramic sleeve is arranged in the sealing barrel, an antirust sleeve is arranged on the sealing barrel, a fixing seat is fixedly connected to the lower side of the antirust sleeve, sealing covers are arranged at the front end and the rear end of the sealing barrel, sealing rubber gaskets are arranged in the middle parts of the inner sides of the sealing covers, a plurality of through holes are formed in the sealing covers at equal intervals, sealing bolts are connected in the through holes at the same side in a threaded mode, adjacent ends of the sealing bolts penetrate through the threaded holes, an opening is formed in the middle part of each sealing cover, a ball bearing is arranged at one end, close to the sealing barrel, of the inner wall of each opening, far away from the sealing barrel, is provided with a clamping ring, one end of the opening, which is far away from the sealing barrel, is provided with a water throwing ring, and the middle part of the outer side of the water throwing ring is provided with a groove.

As a further description of the above technical solution:

the groove is clamped with the snap ring.

As a further description of the above technical solution:

the middle part of the sealing cylinder is provided with a shaft rod, and the front end and the rear end of the shaft rod respectively penetrate through the openings on the same side and extend outwards.

As a further description of the above technical solution:

the antirust sleeve is made of stainless steel.

As a further description of the above technical solution:

and the four corners of the fixed seat are provided with fixed holes.

As a further description of the above technical solution:

the snap ring is made of rubber.

As a further description of the above technical solution:

the upper end equidistance of fixing base is provided with four fixed blocks.

The utility model has the following beneficial effects:

1. according to the utility model, when the motor drives the shaft lever to rotate, the sealing cylinder is firstly sealed through the sealing cover, then the sealing cylinder and the sealing cover are fixed through the through hole and the threaded hole by the sealing bolt, and then the water slinging ring is fixed through the clamping ring on the opening hole, so that the sealing performance of the water pump bearing is improved, and water in the pump is prevented from leaking.

2. According to the utility model, the ceramic sleeve in the sealing cylinder is used for protecting the sealing cylinder, so that the sealing cylinder is prevented from being damaged and leaking water due to the fact that the shaft lever abrades the sealing cylinder when rotating, then the front end and the rear end of the sealing cylinder are protected through the ceramic rings, the shaft lever is prevented from being abraded, finally, abrasion of the shaft lever to the opening of the sealing cover is reduced through the ball bearing in the opening, the wear resistance is good, and the water pump can not work normally due to long-time abrasion of the sealing element in the pump body is prevented.

Drawings

FIG. 1 is an overall structural view of a seal structure of a water pump bearing for reducing mechanical friction according to the present invention;

FIG. 2 is a structural view of a sealing cylinder of a sealing structure of a water pump bearing for reducing mechanical friction according to the present invention;

FIG. 3 is a structural view of a sealing cover of a seal structure of a water pump bearing for reducing mechanical friction according to the present invention;

fig. 4 is an exploded view of a seal cover assembly of a seal structure of a water pump bearing for reducing mechanical friction according to the present invention.

Illustration of the drawings:

1. an antirust sleeve; 2. a sealing cover; 3. a seal bolt; 4. a shaft lever; 5. a fixing hole; 6. a fixed seat; 7. a fixed block; 8. a sealing cylinder; 9. a ceramic ring; 10. a threaded hole; 11. a ceramic sleeve; 12. sealing the rubber gasket; 13. a through hole; 14. opening a hole; 15. a water throwing ring; 16. a groove; 17. a ball bearing; 18. a snap ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a water pump bearing sealing structure for reducing mechanical friction comprises a sealing barrel 8, a plurality of threaded holes 10 are equidistantly arranged at the front end and the rear end of the sealing barrel 8, ceramic rings 9 are respectively arranged at the front end and the rear end inside the sealing barrel 8, ceramic sleeves 11 are arranged inside the sealing barrel 8, the mechanical friction is reduced through the ceramic rings 9 and the ceramic sleeves 11 to cause the internal abrasion damage of a pump body, an anti-rust sleeve 1 is arranged on the sealing barrel 8, a fixed seat 6 is fixedly connected to the lower side of the anti-rust sleeve 1, sealing covers 2 are respectively arranged at the front end and the rear end of the sealing barrel 8, sealing rubber gaskets 12 are respectively arranged at the middle parts of the inner sides of the sealing covers 2, a plurality of through holes 13 are respectively arranged on the sealing covers 2 at equal intervals, sealing bolts 3 are respectively connected in the through holes 13 on the same side in a threaded manner, adjacent ends of the sealing bolts 3 respectively penetrate through the threaded holes 10, an opening 14 is respectively arranged at the middle part of the sealing cover 2, and a ball bearing 17 is arranged at one end, which is close to the sealing barrel 8, in the opening 14, the one end of keeping away from sealed section of thick bamboo 8 of trompil 14 inner wall all is provided with snap ring 18, and the one end of keeping away from sealed section of thick bamboo 8 in the trompil 14 all is provided with gets rid of water ring 15, gets rid of the outside middle part of water ring 15 and all is provided with recess 16, carries out the block through recess 16 and snap ring 18 on the water ring 15, takes place to drop when preventing that axostylus axostyle 4 from rotating at a high speed.

Recess 16 and snap ring 18 block, make to get rid of water ring 15 and trompil 14 and fix, prevent to get rid of water ring 15 and take place to drop when high-speed rotating, the middle part of sealed section of thick bamboo 8 is provided with axostylus axostyle 4, and axostylus axostyle 4's front and back end runs through the trompil 14 and the outside extension of homonymy respectively, motor drive axostylus axostyle 4 through in the water pump rotates, the material of rust-resistant cover 1 is stainless steel material, prevent that sealed section of thick bamboo 8 from taking place to rusty, the four corners department of fixing base 6 all is provided with fixed orifices 5, conveniently fix the pump body inside through fixed orifices 5, what snap ring 18's material adopted is the rubber material, the change is conveniently dismantled, the upper end equidistance of fixing base 6 is provided with four fixed blocks 7, carry out spacing fixed with sealed section of thick bamboo 8 through fixed block 7.

The working principle is as follows: when the motor drives the shaft lever 4 to rotate, the sealing cylinder 8 is firstly sealed by the sealing cover 2, then the sealing bolt 3 penetrates through the through hole 13 and the threaded hole 10 to fix the sealing cylinder 8 and the sealing cover 2, and then the snap ring 18 on the opening 14 is used to fix the water slinging ring 15, thereby improving the sealing performance of the bearing of the water pump, preventing the water in the pump from leaking, meanwhile, the ceramic sleeve 11 in the sealing cylinder 8 protects the inside of the sealing cylinder 8, prevents the shaft lever 4 from wearing the sealing cylinder 8 when rotating to cause the sealing cylinder 8 to be damaged and leak water, then protect the preceding rear end of a sealed section of thick bamboo 8 through ceramic ring 9, prevent that axostylus axostyle 4 from wearing and tearing it, reduce the wearing and tearing of axostylus axostyle 4 to sealed lid 2 trompil 14 through ball bearing 17 in the trompil 14 at last, the wearability is better, prevents the unable normal work of water pump that the long-time wearing and tearing of the inside sealing member of the pump body lead to.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a reduce mechanical friction's water pump bearing seal structure, includes a sealed section of thick bamboo (8), its characterized in that: the front end and the rear end of the sealing cylinder (8) are equidistantly provided with a plurality of threaded holes (10), the front end and the rear end inside the sealing cylinder (8) are respectively provided with a ceramic ring (9), the inside of the sealing cylinder (8) is provided with a ceramic sleeve (11), the sealing cylinder (8) is provided with an antirust sleeve (1), the lower side of the antirust sleeve (1) is fixedly connected with a fixing seat (6), the front end and the rear end of the sealing cylinder (8) are respectively provided with a sealing cover (2), the middle part of the inner side of the sealing cover (2) is respectively provided with a sealing rubber gasket (12), the sealing cover (2) is equally provided with a plurality of through holes (13), the through holes (13) are equally and spirally connected with sealing bolts (3) at the same side, the adjacent ends of the sealing bolts (3) all penetrate through the threaded holes (10), the middle part of the sealing cover (2) is respectively provided with an opening (14), and one end, which is close to the sealing cylinder (8), in the opening (14), is respectively provided with a ball bearing (17), the one end of keeping away from sealed section of thick bamboo (8) of trompil (14) inner wall all is provided with snap ring (18), the one end of keeping away from sealed section of thick bamboo (8) in trompil (14) all is provided with gets rid of water ring (15), the outside middle part of getting rid of water ring (15) all is provided with recess (16).

2. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: the groove (16) is clamped with the clamping ring (18).

3. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: the middle part of the sealing cylinder (8) is provided with a shaft lever (4), and the front end and the rear end of the shaft lever (4) respectively penetrate through the opening (14) at the same side and extend outwards.

4. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: the antirust sleeve (1) is made of stainless steel.

5. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: and the four corners of the fixed seat (6) are provided with fixed holes (5).

6. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: the snap ring (18) is made of rubber.

7. The water pump bearing seal structure for reducing mechanical friction according to claim 1, wherein: the upper end equidistance of fixing base (6) is provided with four fixed blocks (7).