CN218934821U - Drainage pump with double connection structure - Google Patents
Drainage pump with double connection structure Download PDFInfo
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- CN218934821U CN218934821U CN202223240390.9U CN202223240390U CN218934821U CN 218934821 U CN218934821 U CN 218934821U CN 202223240390 U CN202223240390 U CN 202223240390U CN 218934821 U CN218934821 U CN 218934821U
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- mounting portion
- connection structure
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Abstract
The utility model discloses a drainage pump with a double connection structure, which comprises a pump body, an impeller, a steel core and a coil assembly, wherein the pump body is provided with an axial extension part and a radial installation part, first connection columns are convexly arranged on two opposite sides of the radial installation part, first connection through holes are formed in each first connection column, the coil assembly comprises a coil installation shell, connection lugs respectively abutted on the two first connection columns are convexly arranged on two opposite sides of the coil installation shell, and second connection through holes which are opposite to and communicated with the first connection through holes are formed in the connection lugs. When the drainage pump with the double connection structure is applied to equipment (such as a washing machine and a dish washer), the pump body and the coil installation shell are locked and positioned on the application equipment through the bolts extending into the first connection through holes from the second connection through holes, so that the stability of connection between the drainage pump with the double connection structure and the application equipment is improved, the vibration amplitude of the drainage pump with the double connection structure during operation is reduced, and the service life is prolonged.
Description
Technical Field
The present utility model relates to a drain pump, and more particularly, to a drain pump having a dual connection structure.
Background
The existing drain pump comprises a pump body, and an impeller, a steel core and a coil assembly which are connected to the pump body. The coil assembly is connected to the lower section of the pump body, the impeller is connected to the upper section of the pump body, and the steel core penetrates through the coil assembly and is connected to the pump body. When the drain pump is applied to equipment (such as a washing machine and a dish washer), only the pump body is connected with the application equipment, so that the stability of the connection between the drain pump and the application equipment is low, and the vibration amplitude is large during working and the service life is short.
Disclosure of Invention
In order to solve the technical problems that when the conventional drainage pump is applied to equipment, only a pump body is connected with the application equipment, and the connection stability is low and the working vibration amplitude is large, the utility model aims to provide the drainage pump with a double connection structure.
The utility model is realized by the following technical scheme:
the utility model provides a drain pump with dual connection structure, includes the pump body, impeller, steel core and coil assembly, the pump body has axial extension portion and radial installation department, radial installation department is protruding in its relative both sides to be equipped with first spliced pole, each first spliced pole is last to have seted up first connecting hole, the coil assembly includes the coil installation shell, the coil installation shell is protruding in its relative both sides to be equipped with respectively the butt two engaging lug on the first spliced pole, seted up on the engaging lug with the second connecting hole that first connecting hole is relative and communicate.
Further, an adjusting groove which is communicated with the second connecting through hole and used for adjusting the aperture of the second connecting through hole is formed in the connecting lug.
Further, the adjusting groove extends outwards from the second connecting through hole to be opened on the outer surface of the connecting lug.
Further, the connecting lug is provided with a first plane propped against the first connecting column, and the part of the connecting lug propped against the first connecting column accounts for 1/2-2/3 of the first plane.
Further, the radial installation portion is provided with a first buckling portion below the two first connecting columns, and the coil installation shell is provided with two second buckling portions which are respectively matched with the two first buckling portions in a clamping mode.
Further, a reinforcing rib is arranged between the two first buckling parts and the corresponding first connecting column.
Further, the cross-sectional area of the reinforcing ribs gradually decreases from bottom to top.
Further, the side of the reinforcing rib opposite to the coil mounting shell is a plane and at least partially abuts against the coil mounting shell; the side of the reinforcing rib, which faces away from the coil mounting shell, is an arc surface which extends obliquely inwards from bottom to top.
Further, the radial mounting portion comprises a disc mounting portion and a rectangular mounting portion arranged below the disc mounting portion, the disc mounting portion is provided with the axial extending portion and the first connecting column, and the coil mounting shell is connected to the rectangular mounting portion and abuts against the axial extending portion.
Further, a second connecting column is convexly arranged between the two first connecting columns on the radial mounting part, and a third connecting through hole is formed in each second connecting column.
Compared with the prior art, the utility model has the following advantages:
when the drainage pump with the double connection structure is applied to equipment (such as a washing machine and a dish washer), the pump body and the coil mounting shell are locked and positioned on the application equipment through the bolts extending into the first connection through holes from the second connection through holes. Because the pump body and the coil installation shell are locked and positioned on the application equipment through the same bolt, the connection stability among the pump body, the coil installation shell and the application equipment is effectively improved, and shaking caused by unstable connection during operation of the drainage pump is avoided, so that the vibration amplitude during operation of the drainage pump is reduced, and the service life of the drainage pump is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a perspective view of a drain pump with a dual connection structure in one direction according to an embodiment of the disclosure;
FIG. 2 is a perspective view of a drain pump with a dual connection structure in a second direction according to the embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a perspective view of the pump body in an embodiment;
FIG. 5 is a partial enlarged view at B in FIG. 4;
FIG. 6 is a perspective view of a coil assembly in an embodiment;
fig. 7 is a partial enlarged view at C in fig. 6.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1-7, the drainage pump with dual connection structure includes a pump body 1, an impeller 2, a steel core 3 and a coil assembly 4, the pump body 1 has an axial extension portion 101 and a radial installation portion 102, the radial installation portion 102 is provided with first connection posts 103 protruding on two opposite sides thereof, each first connection post 103 is provided with a first connection hole 104, the coil assembly 4 includes a coil installation shell 41 and a coil (not shown in the drawing) disposed in the coil installation shell 41, the coil installation shell 41 is provided with connection lugs 43 protruding on two opposite sides thereof, the two connection lugs 43 are respectively abutted on the two first connection posts 103, and the connection lugs 43 are provided with second connection through holes 44 opposite to and communicating with the first connection holes 104.
The radial mounting portion 102 is provided with a plurality of second connecting columns 109 between two first connecting columns 103, and the plurality of second connecting columns 109 are arranged at intervals in the circumferential direction of the radial mounting portion 102 and are provided with third connecting through holes 110.
When the drainage pump with the double connection structure is applied to equipment (such as a washing machine and a dish washing machine), the pump body and the coil mounting shell are locked and positioned on the application equipment through the bolts extending into the first connection through holes from the second connection through holes. Because the pump body and the coil installation shell are locked and positioned on the application equipment through the same bolt, the connection stability among the pump body, the coil installation shell and the application equipment is effectively improved, and shaking caused by unstable connection during operation of the drainage pump is avoided, so that the vibration amplitude during operation of the drainage pump is reduced, and the service life of the drainage pump is prolonged.
In one embodiment, in order to improve the flexibility of assembly, the connecting lug 43 is provided with an adjusting groove 45 which is communicated with the second connecting through hole 44 and is used for adjusting the aperture of the second connecting through hole 44.
In one embodiment, for simplicity of construction and convenience of implementation, the adjusting groove 45 extends from the second connecting hole 44 to open to the outer surface of the connecting lug 43.
In one embodiment, in order to increase the contact area between the connection lug and the first connection post and thus improve the stability of assembly, the connection lug 43 has a first plane (not shown) that abuts against the first connection post 103, and the portion of the connection lug 43 that abuts against the first connection post 103 occupies 1/2 to 2/3 of the first plane.
In one embodiment, for simplifying the structure and facilitating implementation, the radial mounting portion 102 is provided with a first fastening portion 105 below two first connecting posts 103, and the coil mounting case 41 is provided with two second fastening portions 47, where the two second fastening portions 47 are respectively engaged with the two first fastening portions 105.
In one embodiment, in order to improve the deformation resistance of the first connecting post, a reinforcing rib 106 is disposed between the two first fastening portions 105 and the corresponding first connecting post 103.
In one embodiment, the cross-sectional area of the ribs 106 is gradually reduced from bottom to top in order to increase the deformation resistance of the ribs. Specifically, a side of the reinforcing rib 106 opposite to the coil mounting case 41 is a plane, the plane is at least partially abutted against the coil mounting case 41, and a side of the reinforcing rib 106 opposite to the coil mounting case 41 is an arc surface, and the arc surface extends obliquely from bottom to top.
In one embodiment, for simplicity of construction and ease of implementation, the radial mounting portion 102 includes a disc mounting portion 107 and a rectangular mounting portion 108 disposed below the disc mounting portion 107, the disc mounting portion 107 is provided with the axial extension portion 101 and the first connection post 103, and the coil mounting case 41 is connected to the rectangular mounting portion 108 and abuts against the axial extension portion 101.
In one embodiment, in order to improve the stability of assembly, the impeller 2 is rotatably connected to the radial mounting portion 102, the steel core 3 is U-shaped, the steel core 3 passes through the coil mounting shell 41 from bottom to top and is clamped to the axial extending portion 101, two first limiting strips 111 are disposed beside the steel core 3 in the axial extending portion 101, the two first limiting strips 111 are disposed at intervals side by side and extend in the axial direction of the axial extending portion 101, and a second limiting strip 112 located above the steel core 3 is disposed on each first limiting strip 111.
It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the utility model. Furthermore, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present utility model and simplifying the description, and do not denote or imply that the devices or elements 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 utility model.
The foregoing description of one or more embodiments provided in connection with the specific disclosure is not intended to limit the practice of the utility model to such description. Any approximation, or substitution of the technical deduction or substitution made for the technical deduction of the present utility model based on the inventive method, structure, etc. shall be considered as protection of the present utility model.
Claims (10)
1. The utility model provides a drain pump with dual connection structure, includes the pump body, impeller, steel core and coil assembly, its characterized in that, the pump body has axial extension portion and radial installation department, radial installation department is protruding in its relative both sides to be equipped with first spliced pole, each first spliced pole is last to have seted up first connecting hole, the coil assembly includes the coil installation shell, the coil installation shell is protruding in its relative both sides to be equipped with respectively the butt two the engaging lug on the first spliced pole, seted up on the engaging lug with the second connecting hole that first connecting hole is relative and intercommunication.
2. The drain pump according to claim 1, wherein the connection lug is provided with an adjustment groove communicating with the second connection through hole for adjusting the aperture of the second connection through hole.
3. The drain pump according to claim 2, wherein the adjustment groove extends outwardly from the second connection through hole to open to an outer surface of the connection lug.
4. The drain pump according to claim 1, wherein the connection lug has a first plane abutting against the first connection post, and a portion of the connection lug abutting against the first connection post occupies 1/2 to 2/3 of the first plane.
5. The drain pump with dual connection structure according to claim 1, wherein the radial mounting portion is provided with first fastening portions below two of the first connection posts, and the coil mounting case is provided with two second fastening portions respectively engaged with the two first fastening portions.
6. The drain pump according to claim 5, wherein a reinforcing rib is provided between the two first fastening portions and the corresponding first connection column.
7. The drain pump with dual connection structure according to claim 6, wherein the cross-sectional area of the reinforcing ribs is gradually reduced from bottom to top.
8. The drain pump with the double connection structure according to claim 7, wherein a side of the reinforcing rib opposite to the coil mounting case is a plane, which is at least partially abutted on the coil mounting case;
the side of the reinforcing rib, which faces away from the coil mounting shell, is an arc surface which extends obliquely inwards from bottom to top.
9. The drain pump with a double connection structure according to claim 1, wherein the radial mounting portion includes a disk mounting portion on which the axial extension portion and the first connection post are provided and a rectangular mounting portion provided below the disk mounting portion, and the coil mounting case is connected to and abuts against the rectangular mounting portion.
10. The drain pump according to claim 1, wherein the radial mounting portion has a second connecting post protruding between the two first connecting posts, and a third connecting through hole is formed in each second connecting post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223240390.9U CN218934821U (en) | 2022-12-02 | 2022-12-02 | Drainage pump with double connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223240390.9U CN218934821U (en) | 2022-12-02 | 2022-12-02 | Drainage pump with double connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218934821U true CN218934821U (en) | 2023-04-28 |
Family
ID=86084202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223240390.9U Active CN218934821U (en) | 2022-12-02 | 2022-12-02 | Drainage pump with double connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218934821U (en) |
-
2022
- 2022-12-02 CN CN202223240390.9U patent/CN218934821U/en active Active
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