CN216306237U - WFB type self priming pump - Google Patents
WFB type self priming pump Download PDFInfo
- Publication number
- CN216306237U CN216306237U CN202122424855.5U CN202122424855U CN216306237U CN 216306237 U CN216306237 U CN 216306237U CN 202122424855 U CN202122424855 U CN 202122424855U CN 216306237 U CN216306237 U CN 216306237U
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- impeller
- pump
- nut
- type self
- seal box
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Abstract
The utility model discloses a WFB type self-priming pump, which comprises: the pump body, the pump body in be provided with the pump shaft, pump shaft one end be provided with the impeller, the impeller pass through impeller nut and fixed with the pump shaft, impeller nut outer end be provided with and only reverse the screw, pump body upside be provided with the seal box, the seal box upside be connected with the motor through the electricity federation, motor and seal box between support fixedly through the motor frame, pump body left side have a non return valve body through pipe connection, pump body right side be provided with the inlet liquid pipeline, the inlet liquid pipeline on be provided with electronic air control valve. The impeller has the beneficial effects that the impeller nut is of an external nut structure, and is fixed through the anti-reversion screw, so that the impeller is prevented from falling off due to the fact that the threads at the pump shaft are not corroded, and the impeller can be prevented from reversing in a certain time due to improper operation.
Description
Technical Field
The utility model relates to the technical field of self-priming pumps, in particular to a WFB type self-priming pump.
Background
The WFB type single-stage single-suction and single-stage multi-suction vertical special seal-free self-control self-suction pump is a novel product which is developed by introducing foreign advanced technology, digestion and absorption. At present, series products made of various materials such as stainless steel, reinforced polypropylene, carbon steel, cast iron and the like are produced. The composite material is widely applied to industries such as electric power, chemical industry, metallurgy, medicine, food, environmental protection, municipal administration, fire fighting, civil use, building and the like, and is well received by users. The existing self-priming pump needs to be noticed not to be reversed in the operation process, and irreversible damage can be caused to a pump valve during reversal, so that the existing requirement cannot be met.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is directed to a WFB type self-priming pump.
In order to realize the technical purpose, the scheme of the utility model is as follows: a WFB type self-primer pump comprising: the pump body, the pump body in be provided with the pump shaft, pump shaft one end be provided with the impeller, the impeller pass through impeller nut and fixed with the pump shaft, impeller nut outer end be provided with and only reverse the screw, pump body upside be provided with the seal box, the seal box upside be connected with the motor through the electricity federation, motor and seal box between support fixedly through the motor frame, pump body left side have a non return valve body through pipe connection, pump body right side be provided with the inlet liquid pipeline, the inlet liquid pipeline on be provided with electronic air control valve.
Preferably, the non-return screw penetrates through the impeller nut and is fixed with the pump shaft, the impeller nut is of an external nut structure, and the tail of the non-return screw is tightly attached to the impeller nut.
Preferably, the check valve body is fixed with the pipeline through a flange matching bolt, and the valve rod in the check valve body is positioned at the center of the check valve body.
Preferably, the liquid inlet pipeline is S-shaped, and the electric air control valve is positioned on the upper side of the liquid inlet pipeline and connected with the liquid inlet pipeline in a pipeline welding mode.
Preferably, the pump shaft in the seal box is provided with a secondary impeller, and the secondary impeller is provided with a secondary impeller combining cap.
The impeller has the beneficial effects that the impeller nut is of an external nut structure, and is fixed through the anti-reversion screw, so that the impeller is prevented from falling off due to the fact that the threads at the pump shaft are not corroded, and the impeller can be prevented from reversing in a certain time due to improper operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a specific structure at a in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention 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 figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers 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," "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 and may, for example, be 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.
The utility model is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1, a specific embodiment of the present invention is a WFB type self-primer pump, comprising: the pump body 6, the pump body 6 in be provided with the pump shaft 9, 9 one end of pump shaft be provided with impeller 8, impeller 8 fixed with pump shaft 9 through impeller nut 7-1, impeller nut 7-1 outer end be provided with and only reverse screw 7-2, 6 upsides of the pump body be provided with seal box 5, 5 upsides of seal box be connected with motor 1 through electricity federation 12, motor 1 and seal box 5 between support fixedly through motor frame 3, 6 left sides of the pump body have check valve body 13 through the pipe connection, 6 right sides of the pump body be provided with the inlet liquid pipeline, the inlet liquid pipeline on be provided with electronic empty air control valve 2.
Preferably, the non-return screw 7-2 penetrates through the impeller nut 7-1 and is fixed with the pump shaft 9, the impeller nut 7-1 is of an external nut structure, and the tail part of the non-return screw 7-2 is tightly attached to the impeller nut 7-1.
Preferably, the check valve body 13 is fixed to the pipeline by a flange fitting bolt, and the valve rod in the check valve body 13 is located at the center of the check valve body 13.
Preferably, the liquid inlet pipe is S-shaped, and the electric air control valve 2 is positioned on the upper side of the liquid inlet pipe and connected by welding.
Preferably, the pump shaft 9 in the sealed box 5 is provided with a secondary impeller 11, and the secondary impeller 11 is provided with a secondary impeller combining cap 10.
The impeller has the beneficial effects that the impeller nut is of an external nut structure, and is fixed through the anti-reversion screw, so that the impeller is prevented from falling off due to the fact that the threads at the pump shaft are not corroded, and the impeller can be prevented from reversing in a certain time due to improper operation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.
Claims (5)
1. A WFB type self-primer pump comprising: the pump body, its characterized in that: the pump body in be provided with the pump shaft, pump shaft one end be provided with the impeller, the impeller pass through impeller nut and pump shaft fixed, impeller nut outer end be provided with and only reverse the screw, pump body upside be provided with the seal box, the seal box upside have a motor through the electricity federation connection, motor and seal box between support fixedly through the motor frame, pump body left side have a non return valve body through pipe connection, pump body right side be provided with the feed liquor pipeline, the feed liquor pipeline on be provided with electronic air control valve.
2. A WFB type self-primer pump according to claim 1 wherein: the non-return screw penetrates through the impeller nut and is fixed with the pump shaft, the impeller nut is of an external nut structure, and the tail of the non-return screw is tightly attached to the impeller nut.
3. A WFB type self-primer pump according to claim 1 wherein: the check valve body is fixed with a pipeline through a flange matching bolt, and a valve rod in the check valve body is positioned at the center of the check valve body.
4. A WFB type self-primer pump according to claim 1 wherein: the liquid inlet pipeline is S-shaped, and the electric air control valve is positioned on the upper side of the liquid inlet pipeline and connected in a pipeline welding mode.
5. A WFB type self-primer pump according to claim 1 wherein: the pump shaft in the seal box is provided with a secondary impeller, and the secondary impeller is provided with a secondary impeller combining cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122424855.5U CN216306237U (en) | 2021-10-09 | 2021-10-09 | WFB type self priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122424855.5U CN216306237U (en) | 2021-10-09 | 2021-10-09 | WFB type self priming pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216306237U true CN216306237U (en) | 2022-04-15 |
Family
ID=81114201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122424855.5U Active CN216306237U (en) | 2021-10-09 | 2021-10-09 | WFB type self priming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216306237U (en) |
-
2021
- 2021-10-09 CN CN202122424855.5U patent/CN216306237U/en active Active
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