CN214887893U

CN214887893U - Integrated shaft seal mechanism of mining water pump

Info

Publication number: CN214887893U
Application number: CN202120726474.XU
Authority: CN
Inventors: 王国栋; 高俊超; 韩天宇; 马西伟
Original assignee: Hainan Hengquan Energy Technology Co ltd
Current assignee: Hainan Hengquan Energy Technology Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-11-26
Anticipated expiration: 2031-04-10

Abstract

The utility model discloses a collection dress formula bearing seal mechanism of mining water pump, including first machine seal gland, second machine seal gland, axle sleeve, rotating ring seat and rotating ring body, the inside movable mounting of rotating ring seat has the spring body, rotating ring seat inner wall one side is equipped with the arch and imbeds and installs the stationary blade, rotating ring seat outer wall one side be equipped with the recess and with rotating ring body one side swing joint, rotating ring seat embedding is installed inside second machine seal gland, second machine seal gland inner wall one side movable mounting has the gasket, gasket and the relative one side movable mounting of rotating ring seat have the quiet ring body, rotating ring seat inner wall and axle sleeve outer wall fixed connection, the axle sleeve is kept away from the one end embedding of second machine seal gland and is installed inside first machine seal gland. The utility model provides a problem that leads to water pump sealing performance to descend because of the pressure grow in the pit.

Description

Integrated shaft seal mechanism of mining water pump

Technical Field

The utility model relates to a water pump bearing seal technical field specifically is a collection dress formula bearing seal mechanism of mining water pump.

Background

The shaft seal of the centrifugal water pump penetrates through the pump body, a gap is inevitably formed, the shaft seal is used for preventing high-pressure water from flowing out through the gap in a large quantity and preventing air from entering the pump from the gap, so that a shaft seal device is required to be arranged for preventing liquid leakage between a shaft and a bearing of a compressor or other fluid conveying equipment and also a sealing device arranged for preventing leakage between the shaft and a shell, the common shaft seal type is a packing seal, a mechanical seal and a dynamic seal, and the shaft seal of the reciprocating pump is usually a packing seal. When the delivery of a medium that does not allow leakage is not allowed, a diaphragm type reciprocating pump may be employed. The shaft seal of rotary pump (including vane pump, rotor pump, etc.) mainly has packing seal, mechanical seal and dynamic seal.

At present, when a water pump is used in a mine, particularly under the condition of deeper depth of the mine, the sealing performance of the water pump is often reduced due to overlarge low pressure intensity of a common water pump, and therefore a proper shaft seal mechanism needs to be selected to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collection dress formula bearing seal mechanism of mining water pump possesses the advantage of effective sealed pump shaft and pump body coupling department, has solved the problem that leads to the decline of water pump sealing performance because of the pressure grow in the pit.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a collection dress formula bearing seal mechanism of mining water pump, includes first machine seal gland, second machine seal gland, axle sleeve, rotating ring seat and rotating ring body, the inside movable mounting of rotating ring seat has the spring body, rotating ring seat inner wall one side is equipped with the arch and the embedding installs the stationary blade, rotating ring seat outer wall one side is equipped with the recess and with rotating ring body one side swing joint, the embedding of rotating ring seat is installed inside second machine seal gland, second machine seal gland inner wall one side movable mounting has the gasket, the relative one side movable mounting of gasket and rotating ring seat has the quiet ring body, rotating ring seat inner wall and axle sleeve outer wall fixed connection, the one end embedding that second machine seal gland was kept away from to the axle sleeve is installed inside first machine seal gland.

Preferably, the spring body is made of carbon steel, and the spring body is structurally designed by adopting a compression spring.

Preferably, one side of the outer wall of the fixed sheet is provided with a groove, and the groove on one side of the outer wall of the fixed sheet is matched and matched with the bulge on one side of the inner wall of the movable ring seat.

Preferably, rotating ring body outer wall one side is equipped with the arch, and the arch of rotating ring body outer wall one side matches and agrees with the recess phase-match of rotating ring seat outer wall one side, the inside embedding of rotating ring body installs the rotating ring sealing washer, and the one side that the static ring body was kept away from to the rotating ring sealing washer contacts but not fixed connection with the stationary blade opposite side.

Preferably, the opposite sides of the outer wall of the first mechanical seal pressing cover and the outer wall of the second mechanical seal pressing cover are both provided with screw holes in an annular array, and the first mechanical seal pressing cover and the second mechanical seal pressing cover are fixedly connected through fastening screws.

Preferably, the outer wall of the shaft sleeve is in contact with but not fixedly connected with the inner wall of the first mechanical seal pressing cover and the inner wall of the second mechanical seal pressing cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the rotating ring seat, and set up the arch on rotating ring seat inner wall one side, install the stationary blade embedding in the rotating ring seat through the arch on the rotating ring seat, and make the stationary blade can not rotate in the rotating ring seat, also press from both sides the spring body tightly in the rotating ring seat through the stationary blade simultaneously, and then make the spring body have outside tension all the time, and then make one side that the spring body was kept away from to the stationary blade hug closely the rotating ring sealing washer all the time, and through setting up the rotating ring body, and set up the arch on the rotating ring body, and it is fixed with the rotating ring seat to make the rotating ring body fixed through the arch on the rotating ring body, thereby make the rotating ring body can not change with rotating ring seat position relation, and effectively press from both sides tight rotating ring sealing washer, the effect of effectively improving the inside leakproofness of bearing seal has been reached.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic side view of the movable ring seat of the present invention;

FIG. 4 is a schematic side view of the fixing plate of the present invention;

fig. 5 is a schematic view of the connection structure of the movable ring body of the present invention.

In the figure: 1. a first machine seal gland; 2. fastening screws; 3. a second mechanical seal gland; 4. a shaft sleeve; 5. a spring body; 6. a movable ring seat; 7. a moving ring sealing ring; 8. a gasket; 9. a stationary ring body; 10. a rotating ring body; 11. a sheet is fixed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides a collection dress formula bearing seal mechanism of mining water pump, includes first machine gland 1, second machine gland 3, axle sleeve 4, rotating ring seat 6 and rotating

ring body

10, and 6 inside movable mounting of rotating ring seat have spring body 5, and spring body 5 adopts the design of carbon steel material, and 5 structures of spring body adopt compression spring structural design. The fixing piece 11 is arranged on one side of the inner wall of the movable ring seat 6 in a protruding and embedded mode, the groove is formed in one side of the outer wall of the fixing piece 11, and the groove in one side of the outer wall of the fixing piece 11 is matched and matched with the protrusion in one side of the inner wall of the movable ring seat 6.

6 outer wall one side of rotating ring seat is equipped with the recess and with rotating ring body 10 one side swing joint, and rotating ring body 10 outer wall one side is equipped with the arch, and the arch of rotating ring body 10 outer wall one side matches and agrees with the recess phase-match of rotating ring seat 6 outer wall one side, and the inside embedding of rotating ring body 10 installs rotating ring sealing washer 7, and one side that the static ring body 9 was kept away from to rotating ring sealing washer 7 contacts but not fixed connection with stationary blade 11 opposite side. The movable ring seat 6 is embedded and installed inside the second machine seal gland 3, one side of the inner wall of the second machine seal gland 3 is movably provided with a gasket 8, one side of the gasket 8, which is opposite to the movable ring seat 6, is movably provided with a static ring body 9, the movable ring seat 6 is arranged, one side of the inner wall of the movable ring seat 6 is provided with a bulge, a fixed sheet 11 is embedded and installed in the movable ring seat 6 through the bulge on the movable ring seat 6, the fixed sheet 11 can not rotate in the movable ring seat 6, meanwhile, the spring body 5 is clamped in the movable ring seat 6 through the fixed sheet 11, further, outward tension is always existed in the spring body 5, further, one side of the fixed sheet 11, which is far away from the spring body 5, is always tightly attached to the movable ring seal ring 7, the movable ring body 10 is arranged, the bulge is arranged on the movable ring body 10, and the movable ring body 10 and the movable ring seat 6 are fixed through the bulge on the movable ring body 10, thereby, the position relation between the movable ring body 10 and the movable ring seat 6 can not be changed, and effectively clamp the movable ring sealing ring 7, and the effect of effectively improving the internal sealing performance of the shaft seal is achieved. The inner wall of the movable ring seat 6 is fixedly connected with the outer wall of the shaft sleeve 4, and one end, far away from the second mechanical seal pressing cover 3, of the shaft sleeve 4 is embedded and installed inside the first mechanical seal pressing cover 1. The opposite sides of the outer wall of the first mechanical seal pressing cover 1 and the outer wall of the second mechanical seal pressing cover 3 are both provided with screw holes in an annular array, and the first mechanical seal pressing cover 1 and the second mechanical seal pressing cover 3 are fixedly connected through fastening screws 2. The outer wall of the shaft sleeve 4 is in contact with but not fixedly connected with the inner wall of the first mechanical seal pressing cover 1 and the inner wall of the second mechanical seal pressing cover 3.

The working principle is as follows: the utility model discloses during the installation, install gasket 8 in second machine gland 3, and quiet ring body 9 fills in second machine gland 3, penetrate rotating ring seat 6 with axle sleeve 4, and suit spring body 5 on axle sleeve 4 in rotating ring seat 6, and imbed installation stationary blade 11 in rotating ring seat 6 one side, and rotating ring body 10 and rotating ring seat 6 fixed connection that will install rotating ring sealing circle 7, the rotating ring seat 6 that will assemble the completion wholly inserts in second machine gland 3, and through fastening screw 2 with first machine gland 1 and second machine gland 3 fixed connection, pass axle sleeve 4 and make pump shaft outer wall and 4 inner wall fixed connection of axle sleeve during the use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. The utility model provides a cartridge type shaft seal mechanism of mining water pump, includes first machine gland (1), second machine gland (3), axle sleeve (4), rotating ring seat (6) and rotating ring body (10), its characterized in that: the inside movable mounting of rotating ring seat (6) has spring body (5), rotating ring seat (6) inner wall one side is equipped with arch and embedding and installs stationary blade (11), rotating ring seat (6) outer wall one side be equipped with the recess and with rotating ring body (10) one side swing joint, rotating ring seat (6) embedding is installed inside second machine gland (3), second machine gland (3) inner wall one side movable mounting has gasket (8), gasket (8) and the relative one side movable mounting of rotating ring seat (6) have quiet ring body (9), rotating ring seat (6) inner wall and axle sleeve (4) outer wall fixed connection, the one end embedding that second machine gland (3) was kept away from in axle sleeve (4) is installed inside first machine gland (1).

2. The cartridge type shaft seal mechanism of the water pump for mines according to claim 1, characterized in that: the spring body (5) is made of carbon steel, and the structure of the spring body (5) is designed to be a compression spring structure.

3. The cartridge type shaft seal mechanism of the water pump for mines according to claim 1, characterized in that: a groove is formed in one side of the outer wall of the fixing piece (11), and the groove in one side of the outer wall of the fixing piece (11) is matched and matched with the protrusion in one side of the inner wall of the movable ring seat (6).

4. The cartridge type shaft seal mechanism of the water pump for mines according to claim 1, characterized in that: the movable ring is characterized in that a protrusion is arranged on one side of the outer wall of the movable ring body (10), the protrusion on one side of the outer wall of the movable ring body (10) is matched and matched with a groove on one side of the outer wall of the movable ring seat (6), a movable ring sealing ring (7) is embedded into the movable ring body (10), and one side, far away from the static ring body (9), of the movable ring sealing ring (7) is in contact with the other side of the fixed sheet (11) but is not fixedly connected with the other side of the fixed sheet.

5. The cartridge type shaft seal mechanism of the water pump for mines according to claim 1, characterized in that: the outer wall of the first mechanical seal pressing cover (1) and the outer wall of the second mechanical seal pressing cover (3) are opposite to each other, screw holes are formed in an annular array, and the first mechanical seal pressing cover (1) and the second mechanical seal pressing cover (3) are fixedly connected through fastening screws (2).

6. The cartridge type shaft seal mechanism of the water pump for mines according to claim 1, characterized in that: the outer wall of the shaft sleeve (4) is in contact with but not fixedly connected with the inner wall of the first mechanical seal pressing cover (1) and the inner wall of the second mechanical seal pressing cover (3).