CN220015565U

CN220015565U - Sealing device of water pump shaft connecting bearing

Info

Publication number: CN220015565U
Application number: CN202320531095.4U
Authority: CN
Inventors: 叶于敏
Original assignee: Recas Nanjing Precision Machinery Co ltd
Current assignee: Recas Nanjing Precision Machinery Co ltd
Priority date: 2023-03-18
Filing date: 2023-03-18
Publication date: 2023-11-14
Anticipated expiration: 2033-03-18

Abstract

The utility model discloses a sealing device of a water pump shaft connecting bearing, which comprises a lower casing and an upper casing, wherein the upper casing and the lower casing are in buckling connection, the end parts of the lower casing and the upper casing are fixedly connected with sponge sleeves, the end surfaces of the lower casing and the upper casing are fixedly connected with connecting blocks, the end parts of the connecting blocks are fixedly connected with clamping arc pieces, and a quick dismounting mechanism is connected between the lower casing and the upper casing; the quick assembly disassembly mechanism comprises an upper mounting plate, a lower mounting plate, an inserting block, a limiting jack, an inserting groove, a sliding groove, a setting groove, a sliding sleeve block, a sliding block and a limiting inserting rod, wherein the upper mounting plate is fixedly connected to the periphery of the opening end of the upper casing. According to the utility model, the quick dismounting mechanism is arranged, so that the purpose can be achieved by only moving the sliding block when the lower casing and the upper casing are mounted or dismounted; the dismounting mode can better avoid the phenomenon that the original bolt assembly is difficult to dismount due to sliding wire corrosion and the like.

Description

Sealing device of water pump shaft connecting bearing

Technical Field

The utility model relates to the technical field related to bearing sealing equipment, in particular to a sealing device of a water pump shaft connecting bearing.

Background

The water pump is a mechanism for conveying or pressurizing liquid, and in order to better connect with other devices, corresponding water pump shaft connecting bearings are used at the moment; however, the environment of the water pump is mostly moist, and in order to ensure that the bearing is better sealed and protected, a sealing device is used for sealing the bearing; the sealing device of the water pump shaft connecting bearing in the market at present mostly adopts a sleeve shell to sleeve the water pump shaft connecting bearing, and then a water absorbing sponge is designed at the contact part of the shaft lever and the sleeve shell; therefore, although a certain sealing effect can be achieved, the sleeve shell is installed and fixed by adopting parts such as bolts, the bolts are easy to rust quickly when meeting water, and the phenomenon of sliding wires can occur, so that the aim of difficult quick assembly and disassembly is fulfilled, and the sleeve shell is not practical to use; moreover, the tightness of the sleeving part of the shell body is also common, and leakage is easy to occur when loosening occurs.

Disclosure of Invention

The utility model aims to provide a sealing device of a water pump shaft connecting bearing, so as to solve the problems of the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a sealing device of water pump shaft connecting bearing, includes down the cover shell and goes up the cover shell, go up cover shell and down the cover shell lock and connect, the tip of cover shell and last cover shell is all fixedly connected with sponge cover down, the tip surface of cover shell and last cover shell is all fixedly connected with links up the piece down, the tip fixedly connected with joint arc piece of linking up the piece, be connected with quick assembly disassembly mechanism down between cover shell and the last cover shell; the quick assembly disassembly mechanism comprises an upper mounting plate, a lower mounting plate, an inserting block, a limiting jack, an inserting groove, a sliding groove, a placement groove, a sliding sleeve block, a sliding block and a limiting inserting rod, wherein the upper mounting plate is fixedly connected to the periphery of the opening end of an upper casing, the lower mounting plate is fixedly connected to the periphery of the opening end of the lower casing, the inserting block is fixedly connected to the lower end surface of the upper mounting plate, the limiting jack is formed in two ends of the inserting block, the inserting groove is formed in the lower mounting plate, the sliding groove is formed in the lower end surface of the lower mounting plate, the placement groove is formed in the inner side wall of the sliding groove, the sliding sleeve block is slidably connected to the inner wall of the placement groove, the sliding block is fixedly connected between the two sliding sleeve blocks, and the limiting inserting rod is fixedly connected to one side surface of the sliding block.

Further, a shaft-connected bearing body is connected between the lower casing and the upper casing, a sealing slot is formed in the surface of the opening end of the upper casing, and a sealing insert is fixedly connected with the surface of the opening end of the lower casing.

Further, the quick assembly disassembly mechanism further comprises a transverse fixing rod and a spring, wherein the transverse fixing rod is fixedly connected between two end walls of the mounting groove, and the spring is sleeved on the periphery of the transverse fixing rod.

Further, one end of the limiting inserted rod penetrates through the end wall of the sliding groove and is inserted into the inner wall of the limiting insertion hole, and the inner diameter of the limiting insertion hole is matched with the outer diameter of the limiting inserted rod.

Further, one end of the spring is fixedly connected to the end wall of the placement groove, and the other end of the spring is fixedly connected to one side surface of the sliding sleeve block.

Further, the sealing inserting piece is inserted into the inner wall of the sealing inserting groove, and the opening size of the sealing inserting groove is mutually matched with the design size of the sealing inserting piece.

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

1. according to the sealing device of the water pump shaft connecting bearing, the quick dismounting mechanism is arranged, so that the purpose can be achieved only by moving the sliding block when the lower casing and the upper casing are mounted or dismounted; the dismounting mode can better avoid the phenomenon that the original bolt assembly is difficult to dismount due to sliding wire corrosion and the like.

2. This sealing device of water pump shaft connecting bearing through setting up sealed slot and sealed inserted sheet, lets down the cover shell and go up the cover shell and can carry out better sealedly to the junction when accomplishing the installation to it is more practical to use.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic exploded view of one embodiment of the present utility model;

FIG. 3 is a schematic view illustrating a structure of an upper case according to an embodiment of the present utility model;

FIG. 4 is a schematic view illustrating a structure of a lower case according to an embodiment of the present utility model;

fig. 5 is an enlarged view of the structure a in fig. 4 according to an embodiment of the present utility model.

In the figure: 1. a lower casing; 2. an upper casing; 3. a sponge sleeve; 4. a joint block; 5. clamping the arc piece; 6. an upper mounting plate; 7. a lower mounting plate; 8. a plug block; 9. limiting jack; 10. a plug-in groove; 11. a sliding groove; 12. a placement groove; 13. a transverse fixing rod; 14. a spring; 15. a sliding sleeve block; 16. a sliding block; 17. a limit inserted link; 18. a bearing body is connected with the shaft; 19. sealing the slot; 20. sealing insert.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a sealing device of water pump shaft connecting bearing, includes lower cover shell 1 and last cover shell 2, go up cover shell 2 and lower cover shell 1 lock and connect, the tip of lower cover shell 1 and last cover shell 2 is all fixedly connected with sponge cover 3, the tip surface of lower cover shell 1 and last cover shell 2 is all fixedly connected with link up piece 4, the tip fixedly connected with joint arc piece 5 of link up piece 4, be connected with quick assembly disassembly mechanism between lower cover shell 1 and the last cover shell 2; the quick assembly disassembly mechanism comprises an upper mounting plate 6, a lower mounting plate 7, an inserting block 8, a limiting jack 9, an inserting groove 10, a sliding groove 11, a mounting groove 12, a sliding sleeve block 15, a sliding block 16 and a limiting inserting rod 17, wherein the upper mounting plate 6 is fixedly connected with the periphery of the opening end of the upper casing 2, the lower mounting plate 7 is fixedly connected with the periphery of the opening end of the lower casing 1, the inserting block 8 is fixedly connected with the lower end surface of the upper mounting plate 6, the limiting jack 9 is arranged at two ends of the inserting block 8, the inserting groove 10 is arranged on the lower mounting plate 7, the sliding groove 11 is arranged on the lower end surface of the lower mounting plate 7, the mounting groove 12 is arranged on the inner side wall of the sliding groove 11, the sliding sleeve block 15 is in sliding connection with the inner wall of the mounting groove 12, the sliding block 16 is fixedly connected between the two sliding sleeve blocks 15, and the limiting inserting rod 17 is fixedly connected with one side surface of the sliding block 16.

In this embodiment, wherein, through setting up sponge cover 3 and joint arc piece 5 for after lower cover shell 1 and the lock of last cover shell 2, lower cover shell 1 and last cover shell 2 can not influence the rotation of axle even bearing main part 18, and sponge cover 3 has the effect of absorbing water moreover, can further increase the water-proof effects when not influencing the use of axle even bearing main part 18.

Specifically, a shaft-connected bearing body 18 is connected between the lower casing 1 and the upper casing 2, a sealing slot 19 is formed in the surface of the opening end of the upper casing 2, a sealing insert 20 is fixedly connected with the surface of the opening end of the lower casing 1, the sealing insert 20 is inserted into the inner wall of the sealing slot 19, and the opening size of the sealing slot 19 is mutually matched with the design size of the sealing insert 20.

In this embodiment, the sealing slot 19 and the sealing insert 20 are provided, so that the joint between the lower casing 1 and the upper casing 2 can be more sealed after the fastening is completed, thereby avoiding the later leakage problem.

Specifically, the quick assembly disassembly mechanism further comprises a transverse fixing rod 13 and a spring 14, wherein the transverse fixing rod 13 is fixedly connected between two end walls of the placement groove 12, the spring 14 is sleeved on the periphery of the transverse fixing rod 13, one end of the spring 14 is fixedly connected to the end wall of the placement groove 12, and the other end of the spring 14 is fixedly connected to one side surface of the sliding sleeve block 15.

In this embodiment, by arranging the transverse fixing rod 13 and the spring 14, the sliding block 16 can better match the transverse fixing rod 13 and the sliding sleeve block 15 under the condition of no stress and reset under the rebound force of the spring 14, so that one end of the limiting inserting rod 17 is quickly inserted into the inner wall of the limiting inserting hole 9.

Specifically, one end of the limiting plug rod 17 penetrates through the end wall of the sliding groove 11 and is inserted into the inner wall of the limiting plug hole 9, and the inner diameter of the limiting plug hole 9 is matched with the outer diameter of the limiting plug rod 17.

The working principle of the utility model is as follows: when the sealing device of the water pump shaft connecting bearing is used, the lower casing 1 and the upper casing 2 are buckled on the periphery of the shaft connecting bearing main body 18, the sliding block 16 is firstly slid before buckling, and then the purpose that the inserting block 8 is inserted into the inner wall of the sliding groove 11 in the buckling process of the lower casing 1 and the upper casing 2 is achieved; when the buckling is completed, the force on the sliding block 16 is released, so that the sliding block 16 drives the limiting inserting rod 17 to reset, and one end of the limiting inserting rod 17 is inserted into the inner wall of the limiting inserting hole 9, thereby achieving the aim of quickly installing the lower casing 1 and the upper casing 2; in the whole process, the inner walls of the sponge sleeve 3 and the clamping arc piece 5 are also abutted against the outer wall of the rotating rod of the shaft-connection bearing main body 18, so that the later use effect is achieved; also, the sealing insert 20 is inserted into the inner wall of the sealing slot 19 simultaneously during the process of fastening the lower case 1 and the upper case 2.

Finally, it should be noted that: while the basic concepts have been described above, it will be apparent to those skilled in the art that the foregoing detailed disclosure is by way of example only and is not intended to be limiting. Although not explicitly described herein, various modifications, improvements, and adaptations to the present disclosure may occur to one skilled in the art. Such modifications, improvements, and modifications are intended to be suggested within this specification, and therefore, such modifications, improvements, and modifications are intended to be included within the spirit and scope of the exemplary embodiments of the present utility model. Meanwhile, the specification uses specific words to describe the embodiments of the specification. Reference to "one embodiment," "an embodiment," and/or "some embodiments" means that a particular feature, structure, or characteristic is associated with at least one embodiment of the present description. Thus, it should be emphasized and should be appreciated that two or more references to "an embodiment" or "one embodiment" or "an alternative embodiment" in various positions in this specification are not necessarily referring to the same embodiment. Furthermore, certain features, structures, or characteristics of one or more embodiments of the present description may be combined as suitable. Furthermore, the order in which the elements and sequences are processed, the use of numerical letters, or other designations in the description are not intended to limit the order in which the processes and methods of the description are performed unless explicitly recited in the claims.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a sealing device of water pump shaft journal bearing, includes cover shell (1) and last cover shell (2) down, go up cover shell (2) and cover shell (1) lock down and connect, its characterized in that: the end parts of the lower casing (1) and the upper casing (2) are fixedly connected with a sponge sleeve (3), the end surfaces of the lower casing (1) and the upper casing (2) are fixedly connected with a connecting block (4), the end parts of the connecting block (4) are fixedly connected with a clamping arc piece (5), and a quick dismounting mechanism is connected between the lower casing (1) and the upper casing (2); the quick assembly disassembly mechanism comprises an upper mounting plate (6), a lower mounting plate (7), a plug block (8), a limiting jack (9), a plug groove (10), a sliding groove (11), a mounting groove (12), a sliding sleeve block (15), a sliding block (16) and a limiting plug rod (17), wherein the upper mounting plate (6) is fixedly connected to the periphery of the opening end of an upper casing (2), the lower mounting plate (7) is fixedly connected to the periphery of the opening end of the lower casing (1), the plug block (8) is fixedly connected to the lower end surface of the upper mounting plate (6), the limiting jack (9) is formed in two ends of the plug block (8), the plug groove (10) is formed in the lower mounting plate (7), the sliding groove (11) is formed in the lower end surface of the lower mounting plate (7), the mounting groove (12) is formed in the inner side wall of the sliding groove (11), the sliding sleeve block (15) is fixedly connected to the inner wall of the mounting groove (12), and the sliding block (16) is fixedly connected between the two sliding sleeve blocks (15), and the limiting plug rod (17) is fixedly connected to one side of the surface of the sliding block (16).

2. The sealing device for a water pump shaft journal bearing according to claim 1, wherein: a shaft-connected bearing main body (18) is connected between the lower casing (1) and the upper casing (2), the sealing slot (19) is formed in the surface of the opening end of the upper casing (2), and the sealing inserting sheet (20) is fixedly connected with the surface of the opening end of the lower casing (1).

3. The sealing device for a water pump shaft journal bearing according to claim 1, wherein: the quick assembly disassembly mechanism further comprises a transverse fixing rod (13) and a spring (14), wherein the transverse fixing rod (13) is fixedly connected between two end walls of the mounting groove (12), and the spring (14) is sleeved on the periphery of the transverse fixing rod (13).

4. The sealing device for a water pump shaft journal bearing according to claim 1, wherein: one end of the limiting inserted rod (17) penetrates through the end wall of the sliding groove (11) and is inserted into the inner wall of the limiting insertion hole (9), and the inner diameter of the limiting insertion hole (9) is matched with the designed outer diameter of the limiting inserted rod (17).

5. A sealing arrangement for a water pump bearing according to claim 3, wherein: one end of the spring (14) is fixedly connected to the end wall of the placement groove (12), and the other end of the spring (14) is fixedly connected to one side surface of the sliding sleeve block (15).

6. A sealing arrangement for a water pump bearing according to claim 2, wherein: the sealing inserting piece (20) is inserted into the inner wall of the sealing inserting groove (19), and the opening size of the sealing inserting groove (19) is matched with the design size of the sealing inserting piece (20).