CN213270301U - Fluoroplastic jacket type axial flow pump rear opening door structure - Google Patents
Fluoroplastic jacket type axial flow pump rear opening door structure Download PDFInfo
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- CN213270301U CN213270301U CN202021902717.2U CN202021902717U CN213270301U CN 213270301 U CN213270301 U CN 213270301U CN 202021902717 U CN202021902717 U CN 202021902717U CN 213270301 U CN213270301 U CN 213270301U
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Abstract
The utility model discloses a fluoroplastic jacket type axial-flow pump back-opening door structure, which comprises a pump shaft, wherein the right side of the pump shaft is provided with a back bearing, the back bearing is limited by a round nut, the outer ring of the back bearing is provided with a bearing box body, and the right side of the bearing box body is connected with a back bearing gland; a front bearing is arranged on the inner wall of the front end of the inner side of the bearing box body and positioned on the outer ring of the pump shaft, and the front end of the inner side of the bearing box body is connected with a front bearing gland; the front end of the outer side of the bearing box body is connected with a metal jacket and a pump cover, a pump body is arranged between the metal jacket and the pump cover, and the right end of the pump cover is connected with a cooling water tank; and the left end of the pump shaft is provided with an impeller. The pump is convenient and simple to assemble and convenient to maintain, the pipeline of the inlet and the outlet of the evaporator is not required to be disassembled, and the impeller, the rotor component and the pump cover can be withdrawn and extracted from the pump body for inspection and maintenance as long as the fastening bolt at the joint of the flange and the flange of the bearing box body after the jacket is disassembled. The maintenance cost is saved.
Description
Technical Field
The utility model relates to a pump technical field, concretely relates to fluoroplastics jacket formula axial-flow pump structure of opening door afterwards.
Background
The assembly form of the fluoroplastic axial-flow pump structure generally adopts the traditional assembly form of a metal axial-flow pump, and adopts a front opening structure, as shown in figure 1. The disadvantages of this form of assembly are: firstly, the structural form is inconvenient to assemble; and secondly, the maintenance of the pump is difficult, and the whole pump can be checked and maintained only by disassembling the pump from an inlet and outlet pipeline of the evaporator during the maintenance, so that the maintenance is difficult.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a fluoroplastics jacket formula axial-flow pump back structure of opening door.
In order to realize the technical purpose, the utility model discloses a scheme is:
as preferred, a fluoroplastics jacket formula axial-flow pump back-opening door structure, including the pump shaft, its characterized in that: a rear bearing is arranged on the right side of the pump shaft and limited by a round nut, a bearing box body is arranged on the outer ring of the rear bearing, and a rear bearing gland is connected to the right side of the bearing box body; a front bearing is arranged on the inner wall of the front end of the inner side of the bearing box body and positioned on the outer ring of the pump shaft, and the front end of the inner side of the bearing box body is connected with a front bearing gland; the front end of the outer side of the bearing box body is connected with a metal jacket and a pump cover, a pump body is arranged between the metal jacket and the pump cover, and the right end of the pump cover is connected with a cooling water tank; and the left end of the pump shaft is provided with an impeller.
Preferably, the outer surface of the mechanical seal shaft sleeve is provided with a shaft sleeve.
Preferably, the machine seal shaft sleeve is provided with a medium end machine seal at the bottom of the cooling water tank, and the right end of the cooling water tank is provided with a cooling water machine seal at the outer circle of the machine seal shaft sleeve.
The utility model has the advantages that:
the pump is convenient and simple to assemble and convenient to maintain, the pipeline of the inlet and the outlet of the evaporator is not required to be disassembled, and the impeller, the rotor component and the pump cover can be withdrawn and extracted from the pump body for inspection and maintenance as long as the fastening bolt at the joint of the flange and the flange of the bearing box body after the jacket is disassembled. The maintenance cost is saved.
Drawings
FIG. 1 is a schematic view of a front opening structure of a fluoroplastic axial-flow pump in the prior art;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in FIG. 1, the embodiment of the present invention is
The utility model provides a fluoroplastics jacket formula axial-flow pump structure of opening door after, includes pump shaft 1, its characterized in that: a rear bearing 5 is arranged on the right side of the pump shaft 1, the rear bearing 5 is limited by a round nut 2, a bearing box body 4 is arranged on the outer ring of the rear bearing 5, and a rear bearing gland 3 is connected to the right side of the bearing box body 4; a front bearing 6 is arranged on the inner wall of the front end of the inner side of the bearing box body 4 and positioned on the outer ring of the pump shaft 1, and the front end of the inner side of the bearing box body 4 is connected with a front bearing gland 7; the front end of the outer side of the bearing box body 4 is connected with a metal jacket 14 and a pump cover 11, a pump body 15 is arranged between the metal jacket 14 and the pump cover 11, and the right end of the pump cover 11 is connected with a cooling water tank 10; the left end of the pump shaft 1 is provided with an impeller 16; the outer surface of the machine seal shaft sleeve 12 is provided with a shaft sleeve 13; the mechanical seal shaft sleeve 12 is arranged at the bottom of the cooling water tank 10 and is provided with a medium end mechanical seal 9, and the right end of the cooling water tank 10 is arranged at the outer circle of the mechanical seal shaft sleeve 12 and is provided with a cooling water mechanical seal 8.
In the specific implementation:
the inlet and outlet pipelines of the evaporator do not need to be disassembled, and the impeller, the rotor component and the pump cover can be withdrawn from the pump body for inspection and maintenance only by disassembling the fastening bolt at the joint of the flange and the flange of the bearing box body after the jacket is disassembled. The maintenance cost is saved.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (2)
1. The utility model provides a fluoroplastics jacket formula axial-flow pump structure of opening door after, includes the pump shaft, its characterized in that: a rear bearing is arranged on the right side of the pump shaft and limited by a round nut, a bearing box body is arranged on the outer ring of the rear bearing, and a rear bearing gland is connected to the right side of the bearing box body; a front bearing is arranged on the inner wall of the front end of the inner side of the bearing box body and positioned on the outer ring of the pump shaft, and the front end of the inner side of the bearing box body is connected with a front bearing gland; the front end of the outer side of the bearing box body is connected with a metal jacket and a pump cover, a pump body is arranged between the metal jacket and the pump cover, and the right end of the pump cover is connected with a cooling water tank; the left end of the pump shaft is provided with an impeller, and the outer surface of the mechanical seal shaft sleeve is provided with a shaft sleeve.
2. The fluoroplastic jacketed axial-flow pump back-opening door structure according to claim 1, characterized in that: the machine seal shaft sleeve is arranged at the bottom of the cooling water tank and is provided with a medium end machine seal, and the right end of the cooling water tank is arranged at the outer circle of the machine seal shaft sleeve and is provided with a cooling water machine seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902717.2U CN213270301U (en) | 2020-09-03 | 2020-09-03 | Fluoroplastic jacket type axial flow pump rear opening door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021902717.2U CN213270301U (en) | 2020-09-03 | 2020-09-03 | Fluoroplastic jacket type axial flow pump rear opening door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213270301U true CN213270301U (en) | 2021-05-25 |
Family
ID=75938831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021902717.2U Active CN213270301U (en) | 2020-09-03 | 2020-09-03 | Fluoroplastic jacket type axial flow pump rear opening door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213270301U (en) |
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2020
- 2020-09-03 CN CN202021902717.2U patent/CN213270301U/en active Active
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