CN216589283U - Submersible pump and water inlet joint thereof - Google Patents
Submersible pump and water inlet joint thereof Download PDFInfo
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- CN216589283U CN216589283U CN202122873790.2U CN202122873790U CN216589283U CN 216589283 U CN216589283 U CN 216589283U CN 202122873790 U CN202122873790 U CN 202122873790U CN 216589283 U CN216589283 U CN 216589283U
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- protective shell
- submersible pump
- water inlet
- pump body
- joint according
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Abstract
The utility model discloses a submersible pump water inlet joint, which relates to the technical field of water pumps and comprises a protective shell, a connecting plate and a supporting piece, wherein the protective shell comprises: the protective shell is sleeved on the rotating shaft of the pump body, is in rotating fit with the rotating shaft of the pump body, and is connected with the pump body; the connecting plate is used for being connected with a water outlet, and a water inlet channel is formed between the protective shell and the connecting plate; the two ends of the supporting piece are respectively fixed with the protective shell and the connecting plate. According to the utility model, the water inlet joint is redesigned, the rotating shaft of the pump body is protected, the service life of the submersible pump is ensured, the overall submersible pump is more attractive, and the effect of light weight is achieved.
Description
Technical Field
The utility model relates to the technical field of water pumps, in particular to a submersible pump and a water inlet joint thereof.
Background
The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape.
At present, a submersible pump comprises a pump body, a water inlet joint and a water outlet, wherein two ends of the water inlet joint are respectively connected with the pump body and the water outlet, water enters the water inlet joint from the outside under the rotation of an impeller of the pump body, and is discharged from the water outlet under the action of the impeller. When water enters the water inlet joint, a large force is generated to act on the rotating shaft of the pump body, so that the service life of the submersible pump is influenced. Meanwhile, the structure of the water inlet joint is too heavy.
Based on the problems, a submersible pump and a water inlet joint thereof are designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a submersible pump and a water inlet joint thereof.
In a first aspect, the utility model provides a water inlet joint of a submersible pump, which adopts the following technical scheme:
a submersible pump intake joint comprising:
the protective shell is sleeved on the rotating shaft of the pump body, is in rotating fit with the rotating shaft of the pump body, and is connected with the pump body;
the protective shell is connected with the water outlet, and a water inlet channel is formed between the protective shell and the connecting plate;
and two ends of the supporting piece are respectively fixed with the protective shell and the connecting plate.
The utility model is further arranged such that the outer wall of the protective casing is arranged along an arc from one end of the protective casing to the other.
The utility model is further configured such that the outer wall of the protective shell is arranged linearly from one end of the protective shell to the other.
The utility model is further configured such that the outer wall of the protective shell is arranged along the outer wall of the protective shell from one end of the protective shell to the other end of the protective shell in a combination of a circular arc and a linear shape.
The utility model is further provided that the connecting plate comprises a fixing plate and an outward turning plate, the fixing plate is connected with the water outlet, the outward turning plate extends outwards along one end of the fixing plate far away from the water outlet, and the fixing plate and the outward turning plate are arranged in an obtuse angle.
The utility model is further provided that the supporting piece is a plate-shaped liquid guide blade, the liquid guide blade is circumferentially distributed on the protective shell, and one end of the liquid guide blade is fixed on the outer turning plate.
The liquid guide vane is further provided with a liquid inlet end fillet and a liquid outlet end fillet.
The utility model is further provided that the liquid outlet end of the liquid guide blade is arranged in a high-inside-low manner.
In a second aspect, the utility model provides a submersible pump, which adopts the following technical scheme:
the utility model provides a submersible pump, includes the pump body, still includes above-mentioned arbitrary a submersible pump water inlet section, the protective housing forms with pump body integrated into one piece.
In a third aspect, the utility model provides a submersible pump, which adopts the following technical scheme:
the utility model provides a submersible pump, includes the pump body, still includes above-mentioned arbitrary a submersible pump water inlet section, the protective housing passes through the bolt with the pump body and can dismantle fixed connection.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the water inlet joint is redesigned, the rotating shaft of the pump body is protected, the service life of the submersible pump is ensured, the overall submersible pump is more attractive, and the effect of light weight is achieved; in addition, under the effect of drain vane, guarantee that rivers flow in steadily for the immersible pump can carry out stable and efficient operation.
Drawings
FIG. 1 is a schematic structural view of a water inlet joint of the present invention, mainly showing an arc-shaped protective shell structure;
FIG. 2 is a schematic structural view of the water inlet joint of the present invention, mainly showing a linear protective shell structure;
FIG. 3 is a schematic structural view of the water inlet joint of the present invention, mainly showing a combined arc and line protective shell structure;
FIG. 4 is a schematic structural view of the submersible pump of the present invention, showing the integrated structure of the protective shell and the pump body housing;
fig. 5 is a schematic structural view of the submersible pump of the present invention, which mainly shows a detachable and separable structure of the protective casing and the pump body casing.
In the figure: 1. a protective shell; 2. a connecting plate; 21. a fixing plate; 22. an outer turning plate; 3. a support member; 4. and a pump body.
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.
The utility model discloses a water inlet joint of a submersible pump.
As shown in fig. 1 to 3, the submersible pump inlet joint includes a protective shell 1, a connecting plate 2, and a support 3.
Specifically, the protective shell 1 is sleeved on a rotating shaft of the pump body 4, the protective shell 1 is in rotating fit with the rotating shaft of the pump body 4, and the protective shell 1 is connected with the pump body 4; the connecting plate 2 is used for being connected with the water outlet, and a water inlet channel is formed between the protective shell 1 and the connecting plate 2; the two ends of the supporting piece 3 are respectively fixed with the protective shell 1 and the connecting plate 2.
In the present embodiment, the protective casing 1 is a rotator structure, and the outer wall of the protective casing 1 is arranged along an arc from one end to the other end of the protective casing 1, see fig. 1.
Similarly, the protective shell 1 may also have other structures, such as a linear arrangement from one end of the protective shell 1 to the other end of the protective shell 1, see fig. 2; and the outer wall of the protective shell 1 is combined with the arc and the line along one end to the other end of the protective shell 1, and refer to fig. 3.
Among the concrete structure of above protective housing 1, preferred protective housing 1 outer wall sets up to the other end circular arc along the one end of protective housing 1, and liquid can move along the circular arc to liquid entering water inlet festival reduces the resistance that liquid received in service.
Of course, the protective casing 1 may have other structures, which are not described herein.
In this embodiment, the connecting plate 2 comprises a fixing plate 21 and an everting plate 22.
The fixing plate 21 is connected with the water outlet, the outward turning plate 22 extends outwards along one end, far away from the water outlet, of the fixing plate 21, and the fixing plate 21 and the outward turning plate 22 are arranged in an obtuse angle mode.
So set up connecting plate 2, liquid is under the effect of the 4 impellers of the pump body, and when liquid got into water channel, liquid can get into along the inner wall of outer board 22 that turns over, has reduced the effort of liquid to outer board 22 tip that turns over, and the liquid velocity of flow is even relatively, and the inner wall department of board 22 that turns up can not form the vacuum section.
The support 3 is a plate-like liquid guide blade, but the support 3 may be a rod or the like. Preferably, the supporting piece 3 is a liquid guide blade, so that the impact force on a water inlet joint when liquid enters the water inlet channel is reduced.
The liquid guide blades are circumferentially distributed on the protective shell 1, and the outer ends of the liquid guide blades are fixed on the inner wall of the outward turning plate 22, so that the integral structure of the water inlet joint is attractive and concise.
In this embodiment, the feed liquor end fillet setting of drain blade, the feed liquor end that leads the liquid blade also can the chamfer setting to in playing the guide effect, reduce liquid entering water inlet channel in, to the impact force of water inlet festival.
The liquid outlet end of the liquid guide blade is chamfered and can be set into a fillet structure, so that the consistency of the flow velocity of liquid can be ensured when the liquid flows out from the liquid guide blade on the one hand, and the vacuum position cannot be formed at the end part of the liquid guide blade when the liquid flows out from the end part of the liquid guide blade on the other hand.
In addition, the impeller produces different suction in the radial direction in the operation in-process, in order to guarantee that liquid can flow out from the impeller steadily, drain blade sets up to high inside low outside at the concrete structure of play liquid end.
The utility model also discloses a submersible pump, which comprises a pump body 4 and the water inlet joint of the submersible pump, as shown in fig. 4 and 5.
In this embodiment, referring to fig. 4, the protective housing 1 can be formed through casting process integrated into one piece with the pump body 4 shell for the structure of immersible pump is more stable, reduces production processes, is convenient for manufacturing.
In addition, referring to fig. 5, the protective shell 1 may also be detachably and fixedly connected to the casing of the pump body 4 through bolts, and the protective shell 1 and the casing of the pump body 4 are hermetically arranged to form a protection structure for the motor. This kind of mode is directed at large-scale immersible pump structure.
In this embodiment, the water inlet joint and the shell of the pump body 4 are integrally arranged, so that materials can be saved, and the cost can be reduced.
The specific implementation principle of the utility model is as follows:
according to the utility model, the water inlet joint is redesigned, the rotating shaft of the pump body 4 is protected, the service life of the submersible pump is ensured, the overall submersible pump is more attractive, and the effect of light weight is achieved; in addition, under the effect of drain vane, guarantee that rivers flow in steadily for the immersible pump can carry out stable and efficient operation.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
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 (10)
1. A submersible pump water inlet joint, characterized by comprising:
the protective shell (1) is sleeved on a rotating shaft of the pump body (4), the protective shell (1) is in rotating fit with the rotating shaft of the pump body (4), and the protective shell (1) is connected with the pump body (4);
the protective shell comprises a protective shell (1) and a connecting plate (2), wherein the protective shell is provided with a water inlet, the connecting plate (2) is used for being connected with a water outlet, and a water inlet channel is formed between the protective shell (1) and the connecting plate (2);
and the two ends of the supporting piece (3) are respectively fixed with the protective shell (1) and the connecting plate (2).
2. A submersible pump intake joint according to claim 1, characterized in that the outer wall of the protective shell (1) is arranged along an arc from one end of the protective shell (1) to the other.
3. A submersible pump intake joint according to claim 1, characterized in that the outer wall of the protective shell (1) is arranged linearly along the protective shell (1) from one end to the other.
4. A submersible pump intake joint according to claim 1, characterized in that the outer wall of the protective shell (1) is arranged in a combination of circular and linear shapes from one end of the protective shell (1) to the other.
5. A submersible pump water inlet joint according to claim 1, characterized in that the connecting plate (2) comprises a fixing plate (21) and an outward turning plate (22), the fixing plate (21) is connected with the water outlet, the outward turning plate (22) extends outwards along the end of the fixing plate (21) far away from the water outlet, and the fixing plate (21) and the outward turning plate (22) are arranged at an obtuse angle.
6. A submersible pump intake joint according to claim 5, characterized in that the support (3) is a plate-shaped guide vane which is distributed circumferentially on the protective shell (1) and one end of which is fixed to the outer flap (22).
7. A submersible pump water inlet joint according to claim 6, wherein the liquid inlet end of the liquid guide vane is arranged in a rounded manner, and the liquid outlet end of the liquid guide vane is arranged in a chamfered manner.
8. A submersible pump water inlet joint according to claim 7, wherein the liquid outlet end of the liquid guide vane is high outside and low inside.
9. A submersible pump comprising a pump body (4) and characterized in that it further comprises a submersible pump inlet joint according to any one of claims 1 to 8, the protective shell (1) being formed integrally with the pump body (4).
10. A submersible pump, comprising a pump body (4), characterized in that, further comprising a submersible pump water inlet joint according to any one of claims 1 to 8, wherein the protective shell (1) is detachably and fixedly connected with the pump body (4) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122873790.2U CN216589283U (en) | 2021-11-22 | 2021-11-22 | Submersible pump and water inlet joint thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122873790.2U CN216589283U (en) | 2021-11-22 | 2021-11-22 | Submersible pump and water inlet joint thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216589283U true CN216589283U (en) | 2022-05-24 |
Family
ID=81646895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122873790.2U Active CN216589283U (en) | 2021-11-22 | 2021-11-22 | Submersible pump and water inlet joint thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216589283U (en) |
-
2021
- 2021-11-22 CN CN202122873790.2U patent/CN216589283U/en active Active
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