CN216530823U - Drainage motor and household appliance using same - Google Patents
Drainage motor and household appliance using same Download PDFInfo
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- CN216530823U CN216530823U CN202123181791.7U CN202123181791U CN216530823U CN 216530823 U CN216530823 U CN 216530823U CN 202123181791 U CN202123181791 U CN 202123181791U CN 216530823 U CN216530823 U CN 216530823U
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Abstract
The utility model relates to a water discharge motor and a household appliance using the same, comprising: the power transmission assembly is arranged in the shell, and the terminal shell is connected with the shell in a matching manner; wherein an accommodating cavity is formed inside the shell; the power transmission assembly is positioned in the accommodating cavity; the terminal shell is matched with the electrified part of the power transmission assembly and is suitable for being detachably assembled and connected with the shell; the terminal shell comprises a terminal box and a terminal seat which are detachably matched and used. The casing and the terminal shell are assembled and used as relatively independent structures, and the casing can be made of materials with lower flame retardant property than the terminal shell under the structure, so that the production cost of the integral drainage motor can be reduced from the material cost. In addition, because the shell and the terminal shell are relatively independent structures, the applicability of the two independent structures to different drainage motors can be respectively improved, and the respective mass production of the shell and the terminal shell is facilitated.
Description
Technical Field
The utility model relates to the technical field of household appliances, in particular to a drainage motor and a household appliance using the same.
Background
The drainage motor is used in the drainage machine and the dish washer in the household appliance, so the drainage motor is used as an indispensable part in the household appliances such as the washing machine and the dish washer at present, and the cost and the performance of the drainage motor directly influence the cost and the performance of the household appliances such as the washing machine and the dish washer.
The structure of the drainage motor which is mainstream in the market at present is shown in fig. 1 and fig. 2, and comprises a shell cover integrated with a terminal box part, a shell seat integrated with a terminal seat part and a power and transmission part positioned between the shell cover and the shell seat, wherein a screw penetrates through a screw bearing part on the shell cover and then enters the shell, and the drainage motor is assembled in a washing machine or a dish washing machine.
The structure of the drainage motor used in the above prior art has found at least the following problems during use:
(1) because the shell seat 31 and the terminal seat 11 are integrated, and the shell cover 32 and the terminal box 12 are integrated; with such a structure, the housing base 31 and the housing cover 32 also serve as supporting members for the charged components, so that the materials for forming the housing base 31 and the housing cover 32 need to be resin materials with high flame retardant property, and the materials themselves are high in cost, thereby causing a problem that the cost of the integral housing base 31 and housing cover 32 is high.
(2) Because the shell seat 31 and the terminal seat 11 are integrated, and the shell cover 32 and the terminal box 12 are integrated; the integral structure of the housing seat 31 and the housing cover 32 is bound with the structure of the corresponding terminal seat 11 and the terminal box 12, so that the respective universality of the housing seat 31 and the housing cover 32 and the terminal seat 11 and the terminal box 12 is reduced, and the applicability to motors with different mounting structures cannot be met.
(3) In the prior art, when the locking force is large, the shell cover 32 is easily deformed due to extrusion, and further the change of the axial size of parts near screw holes in the motor can be influenced, so that the fault of the whole machine is caused.
SUMMERY OF THE UTILITY MODEL
The first purpose of the utility model is to provide a drainage motor to solve the technical problem of reducing the comprehensive cost of the drainage motor.
A second object of the present invention is to provide a household appliance to solve the technical problem of reducing the overall cost of a drain motor in the household appliance.
The drainage motor of the utility model is realized by the following steps:
a drainage motor comprising:
a housing having an accommodating chamber formed therein;
the power transmission assembly is positioned in the accommodating cavity; and
the terminal shell is matched with the electrified part of the power transmission assembly and is suitable for being detachably assembled and connected with the shell; the terminal shell comprises a terminal box and a terminal seat which are detachably matched and used.
In an alternative embodiment of the present invention, the housing includes a housing seat and a housing cover detachably connected to each other; wherein
The power transmission assembly is loaded in the shell seat; and
the shell seat and the terminal shell are detachably connected through a concave-convex clamping matching structure.
In an alternative embodiment of the present invention, the male-female snap-fit structure includes a convex portion provided on the terminal block and a concave portion configured on the housing block for fitting with the convex portion.
In an optional embodiment of the present invention, the concave-convex clamping and matching structure further includes a convex structure provided on the terminal box and corresponding to the convex portion on the terminal base;
the female portion is adapted to mate with both the male and male structures.
In an alternative embodiment of the present invention, the male-female snap-fit structure includes a concave portion provided on the terminal block and a convex portion configured on the housing block to fit with the concave portion.
In an optional embodiment of the present invention, the concave-convex snap-fit structure further includes a concave structure provided on the terminal box and corresponding to the concave portion on the terminal block;
the male portion is adapted to mate with both the female and female structures.
In an alternative embodiment of the utility model, a bearing part for locking the connecting screw is arranged on the shell seat.
In an optional embodiment of the present invention, the terminal block and the terminal box are detachably coupled by an adaptive buckle and a hook.
The household appliance of the utility model is realized as follows:
a household appliance comprising: the drainage motor.
Compared with the prior art, the embodiment of the utility model has the following beneficial effects: according to the drainage motor and the household appliance using the drainage motor, the shell and the terminal shell are assembled and used as relatively independent structures, the terminal shell is matched with the electrified part of the power transmission assembly, and the shell can be made of materials with lower flame retardant property than the terminal shell under the structure, so that the production cost of the whole drainage motor can be reduced from the material cost.
In addition, because the shell and the terminal shell are relatively independent structures, the applicability of the two independent structures to different drainage motors can be respectively improved, and the respective mass production of the shell and the terminal shell is facilitated.
Furthermore, the bearing part for locking the connecting screw is arranged on the shell seat, so that when the drainage motor is applied to a specific application scene and is matched and connected with other parts in the specific scene, the integral drainage motor can bear larger locking force, and the problem that the shell cover is extruded to cause deformation in the larger locking force in the prior art, and further the change of the axial dimension of parts near the screw hole in the motor is influenced to cause the fault of the whole machine is solved.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 shows an exploded structure diagram of a drainage motor in the prior art;
fig. 2 is a schematic view showing a structure of a cover of a drainage motor in the related art;
FIG. 3 is a schematic perspective view of a drainage motor without an outgoing line according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of an explosion configuration of a drainage motor without an outgoing line according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a further explosion configuration of a drainage motor without an outlet provided by an embodiment of the present invention;
fig. 6 is a schematic view illustrating a fitting structure of a terminal housing of a drain motor according to an embodiment of the present invention;
FIG. 7 is a schematic diagram illustrating a top view of a drainage motor without an outgoing line according to an embodiment of the present invention;
FIG. 8 shows a cross-sectional view taken along line A-A of FIG. 7;
fig. 9 is a schematic view illustrating a mating structure of a terminal housing and a housing base of a drain motor according to an embodiment of the present invention;
fig. 10 is a schematic structural view illustrating a housing base of a drain motor according to an embodiment of the present invention;
fig. 11 is a schematic view illustrating a fitting structure of a housing and a terminal housing of a drain motor according to an embodiment of the present invention;
fig. 12 is a schematic structural view illustrating a charging part of a drain motor provided in an embodiment of the present invention without a lead wire;
fig. 13 is a schematic view illustrating an exploded structure of a terminal housing of a drain motor according to an embodiment of the present invention;
FIG. 14 is a schematic perspective view of a drainage motor with an outlet according to an embodiment of the present invention;
FIG. 15 is a schematic diagram of an explosion structure of a drainage motor with an outgoing line according to an embodiment of the present invention;
fig. 16 is a schematic view illustrating an exploded structure of a casing of a drain motor according to an embodiment of the present invention.
In the figure: terminal block 11, terminal box 12, power transmission assembly 2, live portion 21, shell seat 31, card slot 311, shell cover 32, convex portion 41, concave portion 42, protruding structure 43, lead-out wire 5, outlet box 6, bearing portion 7, buckle 81, trip 82.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example 1:
referring to fig. 3 to 16, the present embodiment provides a drain motor including: the power transmission assembly comprises a shell, a power transmission assembly 2 arranged in the shell and a terminal shell connected with the shell in a matching mode; wherein an accommodating chamber is formed inside the housing; the power transmission assembly 2 is positioned in the accommodating cavity and realizes functions of power generation of the drainage motor and torque transmission to the execution end; and the terminal shell is matched with a live part 21 (usually a contact pin or a terminal) of the power transmission assembly 2 to realize the function of providing connection and bearing for a power supply input piece of the drainage motor; the terminal shell of the embodiment is suitable for being detachably assembled and connected with the shell; the terminal housing specifically includes a terminal box 12 and a terminal base 11 detachably connected for use.
For the power transmission assembly 2 adopted in the present embodiment, any mature structure in the prior art can be selected, and the present embodiment is not improved, and therefore, is not absolutely limited.
In summary, for the drainage motor of the present embodiment, the terminal housing and the casing are relatively independent structures, wherein the terminal housing is a supporting member of the charging portion 21 of the drainage motor as a whole, and the casing separates the charging portion 21 from the casing because of the terminal housing, so that the casing does not contact with the charging portion 21; on the basis of the structure, for the materials of the shell and the terminal shell, the flame retardant property of the material of the shell can resist the flame retardant property of the material of the terminal shell. Under such a situation, compare all need adopt the high fire-retardant performance material to make the structure of casing and terminal shell among the prior art, can realize the effect that reduces holistic drainage motor's manufacturing cost from material cost. In addition, because the shell and the terminal shell are relatively independent structures, the applicability of the two independent structures to different drainage motors can be respectively improved, and the respective mass production of the shell and the terminal shell is facilitated.
Next, referring to the drawings, specifically, firstly, the terminal block 11 and the terminal box 12 are detachably connected through the adaptive buckle 81 and the hook 82. Here, the latch 81 and the hook 82 are specifically provided on the terminal block 11 or the terminal box 12, but the present embodiment is not limited thereto.
Secondly, the shell comprises a shell seat 31 and a shell cover 32 which are detachably matched and used; wherein power transmission assembly 2 is loaded in case holder 31; and the shell seat 31 and the terminal shell are detachably connected through a concave-convex clamping matching structure.
Here, the terminal block 11 and the terminal case 12 of the present embodiment are of a fitting type structure, and are finally fitted to the housing after the both are fitted to each other, thereby forming the integral drain motor. Therefore, in consideration of the structural stability of the finally formed drain motor and the problem of reducing noise during use due to the compactness of the structure of the drain motor during use, the present embodiment further provides the following fitting structure between the terminal box 12 and the case cover 32 of the housing: a card slot 311 adapted to be fitted into an edge of the case cover 32 facing the case base 31 is provided on the terminal case 12, and the card slot 311 may be preformed in the terminal case 12. With this structure, when the housing cover 32 and the housing base 31 are assembled, the housing cover 32 and the terminal box 12 are simultaneously engaged with each other, so that the terminal box 12 is not only coupled to the terminal base 11 but also engaged with the housing cover 32, as compared with the integral drain motor.
On the basis of the above structure, the concave-convex snap-fit structure between the housing seat 31 and the terminal housing is divided into the following two optional implementation cases:
first, the male-female snap-fit structure includes a convex portion 41 provided on terminal base 11 and a concave portion 42 provided on housing base 31 for fitting convex portion 41. Under such structure, when carrying out the assembly between terminal seat 11 and shell seat 31, only need can accomplish through simple joint operation, the convenient high efficiency of holistic assembling process, also convenient to detach overhauls simultaneously. In this structure, that is, for the terminal housing, only the terminal base 11 is coupled to the housing base 31, and the terminal box 12 is fixed to the integral drain motor by coupling to the terminal base 11.
On the basis of the first structure, the following improvement can be made, and the concrete concave-convex clamping matching structure further comprises a convex structure 43 which is arranged on the terminal box 12 and corresponds to the convex part 41 on the terminal base 11; the female portion 42 is adapted to mate with both the male portion 41 and the male feature 43. With such a structure, that is, the terminal block 11 and the terminal box 12 are respectively assembled with the housing base 31, the structure of the integral terminal box 12 has stronger stability than the structure in which only the terminal block 11 is coupled with the housing base 31, and the structure can reduce the noise in the use process of the integral drainage motor.
Second, the male-female snap-fit structure includes a concave portion provided on terminal block 11 and a convex portion provided on case block 31 for fitting with the concave portion.
On the basis of the second structure, the following improvement can be made, and the concrete concave-convex clamping matching structure further comprises a concave structure which is arranged on the terminal box 12 and corresponds to the concave part on the terminal base 11; the male portion is adapted to mate with both the female and female structures.
In summary, in the case of the concave-convex snap-fit structure between housing seat 31 and the terminal housing, the specific concave portion 42 and convex portion 41 are not limited to be provided in housing seat 31 or the terminal housing.
On the basis of the above structure, it should be further described that, in the above concave-convex snap fit structure, when the terminal shell is assembled with the housing base 31, the terminal shell can be snap fitted along the longitudinal direction of the housing base 31 (the longitudinal direction herein specifically refers to the direction parallel to the axial direction of the transmission shaft included in the power transmission assembly 2 assembled in the housing base 31); the terminal housing may also be snap-fitted in a lateral direction of housing seat 31 (the lateral direction herein specifically refers to a direction perpendicular to an axial direction of a transmission shaft included in power transmission module 2 fitted in housing seat 31). That is, the specific assembling direction is determined according to the arrangement direction of the concave part 42 and the convex part 41 for realizing the snap fit, and further, the specific arrangement direction of the concave part 42 is determined according to the transverse direction or the longitudinal direction. This embodiment is not absolutely limited, and any structure that can realize the snap-fit between the housing base 31 and the terminal housing may be applied to the drain motor in this embodiment.
Next, it should be further noted that, for the drainage motor, the drainage motor with the leading-out wire 5 and the drainage motor without the leading-out wire 5 are included; for the drainage motor with the leading-out wire 5, the drainage motor comprises the leading-out wire 5 electrically connected with the electrified part 21 of the power transmission assembly 2; for the drainage motor, the terminal base 11 is only required to be matched with the outlet box 6 for accommodating and guiding the outlet 5, the outlet box 6 and the terminal base 11 are subjected to ultrasonic welding to realize the assembly between the outlet box 6 and the terminal base 11, and in this case, the terminal box 12 can be eliminated, namely, the integral terminal shell comprises the outlet box 6 and the terminal base 11 which are matched with each other. In this case, for the drainage motor with the lead wires 5, no structural change is required for the housing portion as compared with the drainage motor without the lead wires. That is, the drain motor adopting the structure of the present embodiment only needs to selectively use different terminal housings for whether the lead wires 5 are arranged, and the housings themselves can be used in common, that is, the drain motor does not need to be provided with corresponding housings for whether the lead wires are arranged. Under such structure, for the drainage motor of whole, to the drainage motor that uses under the different application scenes, can practice thrift the manufacturing cost of spare part and the administrative cost of product.
Finally, considering that the drain motor needs to be assembled with other components during the use process in a specific application scenario, the present embodiment is modified in that the housing seat 31 is provided with a bearing portion 7 for locking and fixing the connection screw. Under such structure, when the drainage motor of this embodiment is used in concrete applicable scene and is joined in marriage with other parts in the concrete scene and connect, holistic drainage motor can bear great locking force to avoid prior art because the cap 32 is extrudeed when great locking force and lead to warping, and then influence the change of the axial dimensions of near part of the inside screw hole of motor and cause the problem of complete machine trouble.
Example 2:
on the basis of the drain motor of embodiment 1, the present embodiment provides a home appliance including: the drainage motor of example 1. The household appliance here may be, for example, but not limited to, a washing machine or a dishwasher.
The above embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, 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 referred to must have a specific orientation, 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 present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A drain motor, comprising:
a housing having an accommodating chamber formed therein;
the power transmission assembly is positioned in the accommodating cavity; and
the terminal shell is matched with the electrified part of the power transmission assembly and is suitable for being detachably assembled and connected with the shell; the terminal shell comprises a terminal box and a terminal seat which are detachably matched and used.
2. The drain motor of claim 1, wherein a material from which the housing is made has a lower flame retardant property than a material from which the terminal housing is made.
3. The drainage motor of claim 1, wherein the housing comprises a housing seat and a housing cover which are detachably connected; wherein
The power transmission assembly is loaded in the shell seat; and
the shell seat and the terminal shell are detachably connected through a concave-convex clamping matching structure.
4. The drain motor of claim 3, wherein the male-female snap-fit structure comprises a male portion disposed on the terminal block and a female portion disposed on the housing block for mating with the male portion.
5. The drain motor of claim 4, wherein the male-female snap-fit structure further comprises a protrusion structure provided on the terminal box and corresponding to the protrusion on the terminal block;
the female portion is adapted to mate with both the male and male structures.
6. The drain motor of claim 3, wherein the male and female snap-fit structure comprises a female portion provided on the terminal block and a male portion configured on the housing block for mating with the female portion.
7. The drain motor of claim 6, wherein the male-female snap-fit structure further comprises a recessed structure provided on the terminal box corresponding to a recess on the terminal block;
the male portion is adapted to mate with both the female and female structures.
8. A drainage motor according to any of claims 3 to 7, wherein a bearing part for locking and attaching a connection screw is provided on the housing base.
9. The drain motor of claim 1, wherein the terminal block and the terminal box are detachably connected by means of a snap and a hook.
10. A household appliance, characterized in that it comprises: the drainage motor of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181791.7U CN216530823U (en) | 2021-12-17 | 2021-12-17 | Drainage motor and household appliance using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181791.7U CN216530823U (en) | 2021-12-17 | 2021-12-17 | Drainage motor and household appliance using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216530823U true CN216530823U (en) | 2022-05-13 |
Family
ID=81500488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123181791.7U Active CN216530823U (en) | 2021-12-17 | 2021-12-17 | Drainage motor and household appliance using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216530823U (en) |
-
2021
- 2021-12-17 CN CN202123181791.7U patent/CN216530823U/en active Active
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