CN216812263U - Submerged pump sealing structure - Google Patents
Submerged pump sealing structure Download PDFInfo
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- CN216812263U CN216812263U CN202220465982.1U CN202220465982U CN216812263U CN 216812263 U CN216812263 U CN 216812263U CN 202220465982 U CN202220465982 U CN 202220465982U CN 216812263 U CN216812263 U CN 216812263U
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Abstract
The utility model discloses a submerged pump sealing structure which comprises a pump body, wherein a mounting disc is arranged on the top surface of the pump body, a shaft sleeve penetrates through the middle position of the top surface of the mounting disc, a pump shaft is arranged in the shaft sleeve, and a first sealing block is arranged on the bottom surface of the mounting disc, which is positioned on the outer side of the shaft sleeve. According to the utility model, through the arrangement of the first sealing block, the first sealing gasket, the sealing ring, the second sealing gasket, the sealing layer and the strong spring, the sealing between the pump shaft and the shaft sleeve can be effectively realized through the matching use of the first sealing block, the first sealing gasket, the sealing ring and the second sealing gasket, and the sealing between the pump shaft and the shaft sleeve is conveniently improved.
Description
Technical Field
The utility model relates to the technical field of submerged pumps, in particular to a submerged pump sealing structure.
Background
The submerged pump is suitable for conveying various corrosive media such as belt particles, high viscosity, strong acid, alkali, salt, strong oxidant and the like. The novel submerged pump is suitable for conveying various light media such as inflammable and explosive media. The shell, the outlet pipe and the overflowing component of the traditional submerged pump are all made of corrosion-resistant materials, the motor part is placed on the liquid level, and the pump part is placed under the liquid level.
The existing submerged pump sealing structure has certain limitation when in use, for example, the existing submerged pump sealing structure has the problem of unsatisfactory sealing effect in the use process, is easy to leak after long-time use, is easy to corrode parts in the submerged pump, and greatly reduces the service life of the submerged pump.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a submerged pump sealing structure which has the advantages of good sealing effect, difficulty in leakage and long service life, and further solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a submerged pump seal structure, includes the pump body, the top surface of the pump body is equipped with the mounting disc, and the top surface intermediate position department of mounting disc runs through and is equipped with the axle sleeve, be equipped with the pump shaft in the axle sleeve, the bottom surface of mounting disc is located the outside of axle sleeve and is equipped with first sealed piece, and the inside of first sealed piece is equipped with first sealed the pad, the below of first sealed pad is equipped with the sealing ring, and the below of sealing ring is equipped with the sealed pad of second, the outside surface that the sealed pad of second is equipped with the sealing layer, and the inside of sealing layer encircles and is equipped with powerful spring.
Preferably, a second sealing block is arranged below the first sealing block, limiting columns are arranged on two sides of the top surface of the second sealing block, and the top ends of the limiting columns extend to the inner portions of limiting holes formed in two sides of the bottom surface of the first sealing block.
Preferably, a hoop sleeve is arranged at the joint of the outer side surface of the first sealing block and the outer side surface of the second sealing block.
Preferably, the top surface of the second sealing block is provided with a sealing ring.
Preferably, the limiting column and the limiting hole are of circular structures.
Preferably, the first sealing block is fixedly connected with the mounting plate through a bolt.
Preferably, the seal ring is located at a gap between the second seal gasket and the first seal block.
(III) advantageous effects
Compared with the prior art, the utility model provides a submerged pump sealing structure, which has the following beneficial effects:
(1) according to the utility model, through the arrangement of the first sealing block, the first sealing gasket, the sealing ring, the second sealing gasket, the sealing layer and the strong spring, the sealing between the pump shaft and the shaft sleeve can be effectively realized through the matching use of the first sealing block, the first sealing gasket, the sealing ring and the second sealing gasket, and the sealing between the pump shaft and the shaft sleeve is convenient to improve, wherein through the matching use of the sealing layer and the strong spring, the second sealing gasket can be effectively strengthened, so that the second sealing gasket is tightly attached to the pump shaft, the second sealing gasket is prevented from loosening, the sealing effect is further improved, the damage to parts inside the pump body due to leakage is prevented, and the service life of the pump body is prolonged.
(2) According to the pump shaft sealing structure, the limiting columns on the top surface of the second sealing block extend into the limiting holes on the bottom surface of the first sealing block, and the first sealing block and the second sealing block can be effectively fastened through the use of the hoop sleeve, so that the stability between the first sealing block and the second sealing block is improved conveniently, the pump shaft is sealed conveniently, the sealing performance between the first sealing block and the second sealing block can be effectively improved through the use of the sealing ring on the top surface of the second sealing block, the sealing effect on the pump shaft is further improved, the limitation in use is reduced, and the practicability of the pump shaft is improved beneficially.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a submerged pump seal according to the present invention;
FIG. 2 is an enlarged view A of a submerged pump seal according to the present invention;
FIG. 3 is a schematic structural diagram of a first sealing block, a second sealing block and a ferrule of the sealing structure of the submerged pump according to the present invention;
fig. 4 is a perspective view of a second seal block of a seal structure of a submerged pump according to the present invention.
Illustration of the drawings:
1. a pump body; 2. mounting a disc; 3. a shaft sleeve; 4. a pump shaft; 5. a first seal block; 6. a first gasket; 7. a seal ring; 8. a second seal block; 9. a hoop sleeve; 10. a limiting hole; 11. a limiting post; 12. a second gasket; 13. a strong spring; 14. a sealing layer; 15. and (5) sealing rings.
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; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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, a submerged pump sealing structure includes a pump body 1, a mounting plate 2 is disposed on a top surface of the pump body 1, a shaft sleeve 3 penetrates through a middle position of the top surface of the mounting plate 2, a pump shaft 4 is disposed in the shaft sleeve 3, a first sealing block 5 is disposed on a bottom surface of the mounting plate 2 and located outside the shaft sleeve 3, a first sealing gasket 6 is disposed inside the first sealing block 5, a sealing ring 7 is disposed below the first sealing gasket 6, a second sealing gasket 12 is disposed below the sealing ring 7, a sealing layer 14 is disposed on an outer side surface of the second sealing gasket 12, a strong spring 13 is disposed around the sealing layer 14, and the first sealing block 5, the first sealing gasket 6, the sealing ring 7 and the second sealing gasket 12 are used in cooperation, so that a seal between the pump shaft 4 and the shaft sleeve 3 can be effectively performed, and the sealing performance between the pump shaft 4 and the shaft sleeve 3 can be improved, wherein the cooperation through sealing layer 14 and powerful spring 13 is used, can effectively strengthen second sealed pad 12 for second sealed pad 12 tightly laminates with pump shaft 4, prevents that second sealed pad 12 from taking place to become flexible, has further improved its sealed effect, prevents to cause the damage because of the emergence is leaked to pump body 1 inside spare part, is favorable to prolonging its life.
In one embodiment, the second sealing block 8 is arranged below the first sealing block 5, the two sides of the top surface of the second sealing block 8 are provided with limiting columns 11, the top ends of the limiting columns 11 extend to the inside of limiting holes 10 formed in the two sides of the bottom surface of the first sealing block 5, the limiting columns 11 on the top surface of the second sealing block 8 extend to the limiting holes 10 on the bottom surface of the first sealing block 5, and the first sealing block 5 and the second sealing block 8 can be effectively fastened through the hoop sleeve 9, so that the stability between the first sealing block 5 and the second sealing block 8 is improved, and the sealing of the pump shaft 4 is facilitated.
In one embodiment, the joint of the outer side surface of the first sealing block 5 and the outer side surface of the second sealing block 8 is provided with a hoop 9, wherein the first sealing block 5 and the second sealing block 8 can be effectively reinforced by using the hoop 9, so that the sealing performance between the first sealing block 5 and the second sealing block 8 is improved.
In one embodiment, the top surface of the second sealing block 8 is provided with a sealing ring 15, wherein the sealing performance between the first sealing block 5 and the second sealing block 8 can be effectively improved by using the sealing ring 15 on the top surface of the second sealing block 8, the sealing effect on the pump shaft 4 is further improved, the limitation in use is reduced, and the practicability is improved.
In one embodiment, the limiting columns 11 and the limiting holes 10 are of a circular structure, so that the plugging and limiting are facilitated.
In one embodiment, the first sealing block 5 is fixedly connected with the mounting plate 2 through bolts, so that the stability of the first sealing block 5 is improved.
In one embodiment, the sealing ring 15 is located in the gap between the second sealing gasket 12 and the first sealing block 5, so as to improve the sealing effect.
The working principle is as follows:
when in use, the first sealing block 5, the first sealing gasket 6, the sealing ring 7 and the second sealing gasket 12 are used in a matched manner, so that the sealing between the pump shaft 4 and the shaft sleeve 3 is effectively realized, the sealing between the pump shaft 4 and the shaft sleeve 3 is conveniently improved, the second sealing gasket 12 can be effectively strengthened by the matching use of the sealing layer 14 and the strong spring 13, the second sealing gasket 12 is tightly attached to the pump shaft 4, the second sealing gasket 12 is prevented from loosening, the sealing effect is further improved, the damage to parts inside the pump body 1 caused by leakage is prevented, the service life of the pump body is favorably prolonged, the limiting column 11 on the top surface of the second sealing block 8 extends into the limiting hole 10 on the bottom surface of the first sealing block 5, and the first sealing block 5 and the second sealing block 8 can be effectively fastened by the use of the hoop 9, thereby be convenient for improve the stability between first sealed piece 5 and the sealed piece 8 of second, be favorable to sealing up pump shaft 4, wherein seal up 8 top surface upper seal circle 15's of second use, can effectively improve the leakproofness between first sealed piece 5 and the sealed piece 8 of second, further improved the sealed effect to pump shaft 4, reduced the limitation when using, be favorable to improving its practicality.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a submerged pump seal structure, includes the pump body (1), its characterized in that, the top surface of the pump body (1) is equipped with mounting disc (2), and the top surface intermediate position department of mounting disc (2) runs through and is equipped with axle sleeve (3), be equipped with pump shaft (4) in axle sleeve (3), the outside that the bottom surface of mounting disc (2) is located axle sleeve (3) is equipped with first sealed piece (5), and the inside of first sealed piece (5) is equipped with first sealed pad (6), the below of first sealed pad (6) is equipped with sealing ring (7), and the below of sealing ring (7) is equipped with the sealed pad (12) of second, the outside surface of the sealed pad (12) of second is equipped with sealing layer (14), and the inside of sealing layer (14) is encircleed and is equipped with powerful spring (13).
2. The submerged pump sealing structure according to claim 1, characterized in that a second sealing block (8) is arranged below the first sealing block (5), limiting columns (11) are arranged on two sides of the top surface of the second sealing block (8), and the top ends of the limiting columns (11) extend into limiting holes (10) formed in two sides of the bottom surface of the first sealing block (5).
3. A submerged pump sealing arrangement according to claim 2, characterised in that the joint between the outer side surface of the first sealing block (5) and the outer side surface of the second sealing block (8) is provided with a collar (9).
4. A submerged pump sealing arrangement according to claim 2, characterised in that the top surface of the second sealing block (8) is provided with a sealing ring (15).
5. A submerged pump sealing arrangement according to claim 2, characterised in that the restraining post (11) and the restraining bore (10) are of circular configuration.
6. A submerged pump sealing arrangement according to claim 1, characterised in that the first sealing block (5) is fixedly connected to the mounting disc (2) by means of bolts.
7. A submerged pump sealing arrangement according to claim 4, characterised in that the sealing ring (15) is located in the gap between the second sealing gasket (12) and the first sealing block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220465982.1U CN216812263U (en) | 2022-03-04 | 2022-03-04 | Submerged pump sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220465982.1U CN216812263U (en) | 2022-03-04 | 2022-03-04 | Submerged pump sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216812263U true CN216812263U (en) | 2022-06-24 |
Family
ID=82043329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220465982.1U Active CN216812263U (en) | 2022-03-04 | 2022-03-04 | Submerged pump sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216812263U (en) |
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2022
- 2022-03-04 CN CN202220465982.1U patent/CN216812263U/en active Active
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